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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.382 by root, Thu Oct 11 00:34:31 2007 UTC vs.
Revision 1.600 by root, Sun Nov 11 04:31:57 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 4.1 ();	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 2.51 ();	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 les 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 {
359	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
360		595
361	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
362		598
363	while () {	599	while () {
364	next_job:	600	next_job:
		601
365	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	603
367	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	608	$job->[2]->send;
371	Coro::cede;	609	Coro::cede;
372	goto next_job;	610	goto next_job;
373	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	613	}
375	}	614	}
376		615
377	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
378	# we do not use wait_for_tick() as it returns immediately when tick is inactive	617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
380	$signal->wait;
381	} else {	619	} else {
		620	$busy = 0;
382	Coro::schedule;	621	Coro::schedule;
383	}	622	}
384	}	623	}
385	};	624	};
386		625
387	sub get_slot($;$$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
388	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
389		630
390	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
391	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
392		634
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
406		648
407	BEGIN { *async = \&Coro::async_pool }	649	BEGIN { *async = \&Coro::async_pool }
408		650
409	=item cf::sync_job { BLOCK }	651	=item cf::sync_job { BLOCK }
410		652
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	653	The design of Deliantra requires that the main coroutine ($Coro::main)
412	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
413	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
414	acceptable.	656	acceptable.
415		657
416	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
417	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
…		…
421	=cut	663	=cut
422		664
423	sub sync_job(&) {	665	sub sync_job(&) {
424	my ($job) = @_;	666	my ($job) = @_;
425		667
426	if ($Coro::current == $Coro::main) {	668	if (in_main) {
427	my $time = Event::time;	669	my $time = AE::time;
428		670
429	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
431		673
432	LOG llevError | logBacktrace, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
433		675
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
437		677
438	my $busy = 1;	678	my $busy = 1;
439	my @res;	679	my @res;
440		680
441	(async {	681	(async {
442	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
443	@res = eval { $job->() };	683	@res = eval { $job->() };
444	warn $@ if $@;	684	error $@ if $@;
445	undef $busy;	685	undef $busy;
446	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
447		687
448	while ($busy) {	688	while ($busy) {
449	Coro::cede or Event::one_event;	689	if (Coro::nready) {
		690	Coro::cede_notself;
		691	} else {
		692	EV::loop EV::LOOP_ONESHOT;
450	}	693	}
		694	}
451		695
452	$time = Event::time - $time;	696	my $time = AE::time - $time;
453		697
454	LOG llevError | logBacktrace, Carp::longmess "long sync job"
455	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
456
457	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
458		699
459	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
460	} else {	701	} else {
461	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
462		703
…		…
482	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
483		724
484	$coro	725	$coro
485	}	726	}
486		727
487	=item fork_call { }, $args	728	=item fork_call { }, @args
488		729
489	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
490	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
491	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
492	never block itself or use any form of Event handling.	733	never block itself or use any form of event handling.
493		734
494	=cut	735	=cut
		736
		737	sub post_fork {
		738	reset_signals;
		739	}
495		740
496	sub fork_call(&@) {	741	sub fork_call(&@) {
497	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
498		743
499	# we seemingly have to make a local copy of the whole thing,	744	# we seemingly have to make a local copy of the whole thing,
500	# otherwise perl prematurely frees the stuff :/	745	# otherwise perl prematurely frees the stuff :/
501	# TODO: investigate and fix (likely this will be rather laborious)	746	# TODO: investigate and fix (likely this will be rather laborious)
502		747
503	my @res = Coro::Util::fork_eval {	748	my @res = Coro::Util::fork_eval {
504	reset_signals;	749	cf::post_fork;
505	&$cb	750	&$cb
506	}, @args;	751	} @args;
507		752
508	wantarray ? @res : $res[-1]	753	wantarray ? @res : $res[-1]
		754	}
		755
		756	sub objinfo {
		757	(
		758	"counter value" => cf::object::object_count,
		759	"objects created" => cf::object::create_count,
		760	"objects destroyed" => cf::object::destroy_count,
		761	"freelist size" => cf::object::free_count,
		762	"allocated objects" => cf::object::objects_size,
		763	"active objects" => cf::object::actives_size,
		764	)
		765	}
		766
		767	=item $coin = coin_from_name $name
		768
		769	=cut
		770
		771	our %coin_alias = (
		772	"silver" => "silvercoin",
		773	"silvercoin" => "silvercoin",
		774	"silvercoins" => "silvercoin",
		775	"gold" => "goldcoin",
		776	"goldcoin" => "goldcoin",
		777	"goldcoins" => "goldcoin",
		778	"platinum" => "platinacoin",
		779	"platinumcoin" => "platinacoin",
		780	"platinumcoins" => "platinacoin",
		781	"platina" => "platinacoin",
		782	"platinacoin" => "platinacoin",
		783	"platinacoins" => "platinacoin",
		784	"royalty" => "royalty",
		785	"royalties" => "royalty",
		786	);
		787
		788	sub coin_from_name($) {
		789	$coin_alias{$_[0]}
		790	? cf::arch::find $coin_alias{$_[0]}
		791	: undef
509	}	792	}
510		793
511	=item $value = cf::db_get $family => $key	794	=item $value = cf::db_get $family => $key
512		795
513	Returns a single value from the environment database.	796	Returns a single value from the environment database.
…		…
523	within each server.	806	within each server.
524		807
525	=cut	808	=cut
526		809
527	sub db_table($) {	810	sub db_table($) {
		811	cf::error "db_get called from main context"
		812	if $Coro::current == $Coro::main;
		813
528	my ($name) = @_;	814	my ($name) = @_;
529	my $db = BDB::db_create $DB_ENV;	815	my $db = BDB::db_create $DB_ENV;
530		816
531	eval {	817	eval {
532	$db->set_flags (BDB::CHKSUM);	818	$db->set_flags (BDB::CHKSUM);
…		…
542	}	828	}
543		829
544	our $DB;	830	our $DB;
545		831
546	sub db_init {	832	sub db_init {
547	cf::sync_job {
548	$DB ||= db_table "db";	833	$DB ||= db_table "db";
549	};
550	}	834	}
551		835
552	sub db_get($$) {	836	sub db_get($$) {
553	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
554		838
555	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
556	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
557		843
558	$! ? ()	844	$! ? ()
559	: $data	845	: $data
560	}
561	}	846	}
562		847
563	sub db_put($$$) {	848	sub db_put($$$) {
564	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
565	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
593		878
594	my @data;	879	my @data;
595	my $md5;	880	my $md5;
596		881
597	for (0 .. $#$src) {	882	for (0 .. $#$src) {
598	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
599	or Carp::croak "$src->[$_]: $!";
600	}	884	}
601		885
602	# if processing is expensive, check	886	# if processing is expensive, check
603	# checksum first	887	# checksum first
604	if (1) {	888	if (1) {
…		…
617		901
618	return db_get cache => "$id/data";	902	return db_get cache => "$id/data";
619	}	903	}
620	}	904	}
621		905
622	my $t1 = Time::HiRes::time;	906	my $t1 = EV::time;
623	my $data = $process->(\@data);	907	my $data = $process->(\@data);
624	my $t2 = Time::HiRes::time;	908	my $t2 = EV::time;
625		909
626	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
627		911
628	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
629	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
630	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
631		915
…		…
641		925
642	=cut	926	=cut
643		927
644	sub datalog($@) {	928	sub datalog($@) {
645	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
646	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
647	}	931	}
648		932
649	=back	933	=back
650		934
651	=cut	935	=cut
652		936
653	#############################################################################	937	#############################################################################
654		938
655	=head2 ATTACHABLE OBJECTS	939	=head2 ATTACHABLE OBJECTS
656		940
657	Many objects in crossfire are so-called attachable objects. That means you can	941	Many objects in deliantra are so-called attachable objects. That means you can
658	attach callbacks/event handlers (a collection of which is called an "attachment")	942	attach callbacks/event handlers (a collection of which is called an "attachment")
659	to it. All such attachable objects support the following methods.	943	to it. All such attachable objects support the following methods.
660		944
661	In the following description, CLASS can be any of C<global>, C<object>	945	In the following description, CLASS can be any of C<global>, C<object>
662	C<player>, C<client> or C<map> (i.e. the attachable objects in	946	C<player>, C<client> or C<map> (i.e. the attachable objects in
663	Crossfire TRT).	947	Deliantra).
664		948
665	=over 4	949	=over 4
666		950
667	=item $attachable->attach ($attachment, key => $value...)	951	=item $attachable->attach ($attachment, key => $value...)
668		952
…		…
712	=item cf::CLASS::attachment $name, ...	996	=item cf::CLASS::attachment $name, ...
713		997
714	Register an attachment by C<$name> through which attachable objects of the	998	Register an attachment by C<$name> through which attachable objects of the
715	given CLASS can refer to this attachment.	999	given CLASS can refer to this attachment.
716		1000
717	Some classes such as crossfire maps and objects can specify attachments	1001	Some classes such as deliantra maps and objects can specify attachments
718	that are attached at load/instantiate time, thus the need for a name.	1002	that are attached at load/instantiate time, thus the need for a name.
719		1003
720	These calls expect any number of the following handler/hook descriptions:	1004	These calls expect any number of the following handler/hook descriptions:
721		1005
722	=over 4	1006	=over 4
…		…
846		1130
847	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
848	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
849		1133
850	} elsif (ref $type) {	1134	} elsif (ref $type) {
851	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
852		1136
853	} else {	1137	} else {
854	shift @arg;	1138	shift @arg;
855	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
856	}	1140	}
857	}	1141	}
858	}	1142	}
859		1143
860	sub _object_attach {	1144	sub _object_attach {
…		…
870	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
871	}	1155	}
872		1156
873	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
874	} else {	1158	} else {
875	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
876	}	1160	}
877		1161
878	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
879	}	1163	}
880		1164
…		…
939		1223
940	for (@$callbacks) {	1224	for (@$callbacks) {
941	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
942		1226
943	if ($@) {	1227	if ($@) {
944	warn "$@";
945	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
946	override;	1229	override;
947	}	1230	}
948		1231
949	return 1 if $override;	1232	return 1 if $override;
950	}	1233	}
951		1234
952	0	1235	0
953	}	1236	}
954		1237
955	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
956		1239
957	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1240	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
958		1241
959	Generate an object-specific event with the given arguments.	1242	Generate an object-specific event with the given arguments.
960		1243
…		…
966		1249
967	=cut	1250	=cut
968		1251
969	#############################################################################	1252	#############################################################################
970	# object support	1253	# object support
971	#
972		1254
		1255	sub _object_equal($$);
		1256	sub _object_equal($$) {
		1257	my ($a, $b) = @_;
		1258
		1259	return 0 unless (ref $a) eq (ref $b);
		1260
		1261	if ("HASH" eq ref $a) {
		1262	my @ka = keys %$a;
		1263	my @kb = keys %$b;
		1264
		1265	return 0 if @ka != @kb;
		1266
		1267	for (0 .. $#ka) {
		1268	return 0 unless $ka[$_] eq $kb[$_];
		1269	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1270	}
		1271
		1272	} elsif ("ARRAY" eq ref $a) {
		1273
		1274	return 0 if @$a != @$b;
		1275
		1276	for (0 .. $#$a) {
		1277	return 0 unless _object_equal $a->[$_], $b->[$_];
		1278	}
		1279
		1280	} elsif ($a ne $b) {
		1281	return 0;
		1282	}
		1283
		1284	1
		1285	}
		1286
		1287	our $SLOW_MERGES;#d#
973	sub _can_merge {	1288	sub _can_merge {
974	my ($ob1, $ob2) = @_;	1289	my ($ob1, $ob2) = @_;
975		1290
976	local $Storable::canonical = 1;	1291	++$SLOW_MERGES;#d#
977	my $fob1 = Storable::freeze $ob1;
978	my $fob2 = Storable::freeze $ob2;
979		1292
980	$fob1 eq $fob2	1293	# we do the slow way here
		1294	return _object_equal $ob1, $ob2
981	}	1295	}
982		1296
983	sub reattach {	1297	sub reattach {
984	# basically do the same as instantiate, without calling instantiate	1298	# basically do the same as instantiate, without calling instantiate
985	my ($obj) = @_;	1299	my ($obj) = @_;
986		1300
		1301	# no longer needed after getting rid of delete_package?
987	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1302	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
988		1303
989	my $registry = $obj->registry;	1304	my $registry = $obj->registry;
990		1305
991	@$registry = ();	1306	@$registry = ();
992		1307
…		…
997	for (@$attach) {	1312	for (@$attach) {
998	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
999	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
1000	}	1315	}
1001	} else {	1316	} else {
1002	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
1003	}	1318	}
1004	}	1319	}
1005	}	1320	}
1006		1321
1007	cf::attachable->attach (	1322	cf::attachable->attach (
1008	prio => -1000000,	1323	prio => -1000000,
1009	on_instantiate => sub {	1324	on_instantiate => sub {
1010	my ($obj, $data) = @_;	1325	my ($obj, $data) = @_;
1011		1326
1012	$data = from_json $data;	1327	$data = decode_json $data;
1013		1328
1014	for (@$data) {	1329	for (@$data) {
1015	my ($name, $args) = @$_;	1330	my ($name, $args) = @$_;
1016		1331
1017	$obj->attach ($name, %{$args || {} });	1332	$obj->attach ($name, %{$args || {} });
…		…
1034	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
1035		1350
1036	sync_job {	1351	sync_job {
1037	if (length $$rdata) {	1352	if (length $$rdata) {
1038	utf8::decode (my $decname = $filename);	1353	utf8::decode (my $decname = $filename);
1039	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
1040	$decname, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
1041		1357
1042	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1043	chmod SAVE_MODE, $fh;	1359	aio_chmod $fh, SAVE_MODE;
1044	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1045	aio_fsync $fh if $cf::USE_FSYNC;	1361	if ($cf::USE_FSYNC) {
		1362	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1363	aio_fsync $fh;
		1364	}
1046	close $fh;	1365	aio_close $fh;
1047		1366
1048	if (@$objs) {	1367	if (@$objs) {
1049	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1368	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1369	aio_chmod $fh, SAVE_MODE;
1051	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1370	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1052	aio_write $fh, 0, (length $data), $data, 0;	1371	aio_write $fh, 0, (length $data), $data, 0;
1053	aio_fsync $fh if $cf::USE_FSYNC;	1372	if ($cf::USE_FSYNC) {
		1373	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1374	aio_fsync $fh;
		1375	}
1054	close $fh;	1376	aio_close $fh;
1055	aio_rename "$filename.pst~", "$filename.pst";	1377	aio_rename "$filename.pst~", "$filename.pst";
1056	}	1378	}
1057	} else {	1379	} else {
1058	aio_unlink "$filename.pst";	1380	aio_unlink "$filename.pst";
1059	}	1381	}
1060		1382
1061	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
		1384
		1385	$filename =~ s%/[^/]+$%%;
		1386	aio_pathsync $filename if $cf::USE_FSYNC;
1062	} else {	1387	} else {
1063	warn "FATAL: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
1064	}	1389	}
1065	} else {	1390	} else {
1066	aio_unlink $filename;	1391	aio_unlink $filename;
1067	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1068	}	1393	}
…		…
1087		1412
1088	unless (aio_stat "$filename.pst") {	1413	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1414	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1415	or return;
1091		1416
1092	my $st = eval { Coro::Storable::thaw $av }	1417	my $st = eval { Coro::Storable::thaw $av };
1093	|| eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1094	$av = $st->{objs};	1418	$av = $st->{objs};
1095	}	1419	}
1096		1420
1097	utf8::decode (my $decname = $filename);	1421	utf8::decode (my $decname = $filename);
1098	warn sprintf "loading %s (%d,%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1099	$decname, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
1100		1425
1101	($data, $av)	1426	($data, $av)
1102	}	1427	}
1103		1428
1104	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
…		…
1108	=cut	1433	=cut
1109		1434
1110	#############################################################################	1435	#############################################################################
1111	# command handling &c	1436	# command handling &c
1112		1437
1113	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1114		1439
1115	Register a callback for execution when the client sends the user command	1440	Register a callback for execution when the client sends the user command
1116	$name.	1441	$name.
1117		1442
1118	=cut	1443	=cut
…		…
1124	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1125		1450
1126	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1127	}	1452	}
1128		1453
1129	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1130		1455
1131	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1132	extcmd packet. Ext commands will be processed in the order they are	1457	extcmd packet. Ext commands will be processed in the order they are
1133	received by the server, like other user commands. The first argument is	1458	received by the server, like other user commands. The first argument is
1134	the logged-in player. Ext commands can only be processed after a player	1459	the logged-in player. Ext commands can only be processed after a player
1135	has logged in successfully.	1460	has logged in successfully.
1136		1461
1137	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1138	called.
1139		1463
		1464	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1465
		1466	Same as C<cf::register_extcmd>, but instead of returning values, the
		1467	callback needs to clal the C<$reply> function.
		1468
1140	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1141		1470
1142	Register a callback for execution when the client sends an (asynchronous)	1471	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	1472	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	1473	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	1474	is a client socket. Exti commands can be received anytime, even before
1146	log-in.	1475	log-in.
1147		1476
1148	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1149	called.
1150		1478
1151	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1152		1480
		1481	Same as C<cf::register_extcmd>, but instead of returning values, the
		1482	callback needs to clal the C<$reply> function.
		1483
		1484	=cut
		1485
1153	sub register_extcmd {	1486	sub register_extcmd($$) {
1154	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1155		1488
1156	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1157	}	1490	}
1158		1491
1159	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1160	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1161		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1162	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1163	}	1502	}
1164		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
		1510	use File::Glob ();
		1511
1165	cf::player->attach (	1512	cf::player->attach (
1166	on_command => sub {	1513	on_unknown_command => sub {
1167	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1168		1515
1169	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1170	or return;	1517	or return;
1171		1518
…		…
1179	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1180		1527
1181	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1182		1529
1183	if (ref $msg) {	1530	if (ref $msg) {
1184	my ($type, $reply, @payload) =	1531	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		1532
1189	my @reply;
1190
1191	if (my $cb = $EXTCMD{$type}) {	1533	if (my $cb = $EXTACMD{$type}) {
		1534	$cb->(
		1535	$pl,
		1536	sub {
		1537	$pl->ext_msg ("reply-$reply", @_)
		1538	if $reply;
		1539	},
		1540	@payload
		1541	);
		1542	} else {
		1543	my @reply;
		1544
		1545	if (my $cb = $EXTCMD{$type}) {
1192	@reply = $cb->($pl, @payload);	1546	@reply = $cb->($pl, @payload);
		1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1193	}	1551	}
1194		1552
1195	$pl->ext_reply ($reply, @reply)
1196	if $reply;
1197
1198	} else {	1553	} else {
1199	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1200	}	1555	}
1201		1556
1202	cf::override;	1557	cf::override;
1203	},	1558	},
1204	);	1559	);
1205		1560
		1561	# "readahead" all extensions
		1562	sub cache_extensions {
		1563	my $grp = IO::AIO::aio_group;
		1564
		1565	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1566	for (grep /\.ext$/, @{$_[0]}) {
		1567	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1568	}
		1569	};
		1570
		1571	$grp
		1572	}
		1573
		1574	sub _ext_cfg_reg($$$$) {
		1575	my ($rvar, $varname, $cfgname, $default) = @_;
		1576
		1577	$cfgname = lc $varname
		1578	unless length $cfgname;
		1579
		1580	$EXT_CFG{$cfgname} = [$rvar, $default];
		1581
		1582	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1583	}
		1584
1206	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1207	cf::sync_job {	1590	cf::sync_job {
1208	my %todo;	1591	my %todo;
1209		1592
1210	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1211	next unless -r $path;	1594	next unless -r $path;
…		…
1229		1612
1230	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1231	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1232		1615
1233	$ext{source} =	1616	$ext{source} =
1234	"package $pkg; use strict; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1235	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1236	. $source	1619	. $source
1237	. "\n};\n1";	1620	. "\n};\n1";
1238		1621
1239	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1240	}	1623	}
1241		1624
		1625	my $pass = 0;
1242	my %done;	1626	my %done;
1243	while (%todo) {	1627	while (%todo) {
1244	my $progress;	1628	my $progress;
1245		1629
		1630	++$pass;
		1631
		1632	ext:
1246	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1247	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1248	goto skip	1635	next ext
1249	unless exists $done{$_};	1636	unless exists $done{$_};
1250	}	1637	}
1251		1638
1252	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1253		1640
1254	unless (eval $v->{source}) {	1641	my $source = $v->{source};
		1642
		1643	# support "CONF varname :confname = default" pseudo-statements
		1644	$source =~ s{
		1645	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1646	}{
		1647	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1648	}gmxe;
		1649
		1650	my $active = eval $source;
		1651
		1652	if (length $@) {
1255	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1256	: "$v->{base}: extension inactive.\n";
1257		1654
		1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1258	if (exists $v->{meta}{mandatory}) {	1656	if exists $v->{meta}{mandatory};
1259	warn $msg;	1657
1260	warn "mandatory extension failed to load, exiting.\n";	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1261	exit 1;	1659	delete $todo{$k};
1262	}	1660	} else {
1263		1661	$done{$k} = delete $todo{$k};
1264	warn $msg;	1662	push @EXTS, $v->{pkg};
		1663	$progress = 1;
		1664
		1665	info "$v->{base}: extension inactive.\n"
		1666	unless $active;
1265	}	1667	}
1266
1267	$done{$k} = delete $todo{$k};
1268	push @EXTS, $v->{pkg};
1269	$progress = 1;
1270	}	1668	}
1271		1669
1272	skip:	1670	unless ($progress) {
1273	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1274	unless $progress;	1672
		1673	while (my ($k, $v) = each %todo) {
		1674	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1675	if exists $v->{meta}{mandatory};
		1676	}
		1677
		1678	last;
		1679	}
1275	}	1680	}
1276	};	1681	};
1277	}	1682	}
1278		1683
1279	#############################################################################	1684	#############################################################################
1280		1685
1281	=back	1686	=back
1282		1687
1283	=head2 CORE EXTENSIONS	1688	=head2 CORE EXTENSIONS
1284		1689
1285	Functions and methods that extend core crossfire objects.	1690	Functions and methods that extend core deliantra objects.
1286		1691
1287	=cut	1692	=cut
1288		1693
1289	package cf::player;	1694	package cf::player;
1290		1695
…		…
1333		1738
1334	sub exists($) {	1739	sub exists($) {
1335	my ($login) = @_;	1740	my ($login) = @_;
1336		1741
1337	$cf::PLAYER{$login}	1742	$cf::PLAYER{$login}
1338	or cf::sync_job { !aio_stat path $login }	1743	or !aio_stat path $login
1339	}	1744	}
1340		1745
1341	sub find($) {	1746	sub find($) {
1342	return $cf::PLAYER{$_[0]} || do {	1747	return $cf::PLAYER{$_[0]} || do {
1343	my $login = $_[0];	1748	my $login = $_[0];
…		…
1355	my $f = new_from_file cf::object::thawer path $login	1760	my $f = new_from_file cf::object::thawer path $login
1356	or return;	1761	or return;
1357		1762
1358	my $pl = cf::player::load_pl $f	1763	my $pl = cf::player::load_pl $f
1359	or return;	1764	or return;
		1765
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1766	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1767	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1363	}	1769	}
1364	}	1770	}
1365	}	1771	}
1366		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($pl, $path) = @_;
		1776
		1777	# restore slots saved in save, below
		1778	my $slots = delete $pl->{_slots};
		1779
		1780	$pl->ob->current_weapon ($slots->[0]);
		1781	$pl->combat_ob ($slots->[1]);
		1782	$pl->ranged_ob ($slots->[2]);
		1783	},
		1784	);
		1785
1367	sub save($) {	1786	sub save($) {
1368	my ($pl) = @_;	1787	my ($pl) = @_;
1369		1788
1370	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
1371		1790
…		…
1374		1793
1375	return if $pl->{deny_save};	1794	return if $pl->{deny_save};
1376		1795
1377	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1797	$pl->{last_save} = $cf::RUNTIME;
		1798
		1799	cf::get_slot 0.01;
		1800
		1801	# save slots, to be restored later
		1802	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1379		1803
1380	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1805	cf::cede_to_tick;
1382	}	1806	}
1383		1807
…		…
1415	my ($pl) = @_;	1839	my ($pl) = @_;
1416		1840
1417	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1418		1842
1419	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1844	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1421		1845
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1423	$pl->deactivate;	1847	$pl->deactivate;
		1848
		1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1425	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1426		1854
1427	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1429	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1467		1895
1468	for my $login (@$dirs) {	1896	for my $login (@$dirs) {
1469	my $path = path $login;	1897	my $path = path $login;
1470		1898
1471	# a .pst is a dead give-away for a valid player	1899	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1900	# if no pst file found, open and chekc for blocked users
		1901	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1902	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1903	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1904	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1905	}
1477		1906
…		…
1481		1910
1482	\@logins	1911	\@logins
1483	}	1912	}
1484		1913
1485	=item $player->maps	1914	=item $player->maps
		1915
		1916	=item cf::player::maps $login
1486		1917
1487	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1488	player. May block.	1919	player. May block.
1489		1920
1490	=cut	1921	=cut
…		…
1508	}	1939	}
1509		1940
1510	\@paths	1941	\@paths
1511	}	1942	}
1512		1943
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1945
1515	Expand crossfire pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563
1564	=item $player->ext_reply ($msgid, @msg)
1565
1566	Sends an ext reply to the player.
1567
1568	=cut
1569
1570	sub ext_reply($$@) {
1571	my ($self, $id, @msg) = @_;
1572
1573	$self->ns->ext_reply ($id, @msg)
1574	}
1575		1947
1576	=item $player->ext_msg ($type, @msg)	1948	=item $player->ext_msg ($type, @msg)
1577		1949
1578	Sends an ext event to the client.	1950	Sends an ext event to the client.
1579		1951
…		…
1599		1971
1600	=cut	1972	=cut
1601		1973
1602	sub find_by_path($) {	1974	sub find_by_path($) {
1603	my ($path) = @_;	1975	my ($path) = @_;
		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
1604		1978
1605	my ($match, $specificity);	1979	my ($match, $specificity);
1606		1980
1607	for my $region (list) {	1981	for my $region (list) {
1608	if ($region->{match} && $path =~ $region->{match}) {	1982	if ($region->{match} && $path =~ $region->{match}) {
…		…
1634	our $MAX_RESET = 3600;	2008	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	2009	our $DEFAULT_RESET = 3000;
1636		2010
1637	sub generate_random_map {	2011	sub generate_random_map {
1638	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1639	# mit "rum" bekleckern, nicht	2013
		2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2015
1640	$self->_create_random_map (	2016	$self->_create_random_map ($rmp);
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1644	$rmp->{exit_on_final_map},
1645	$rmp->{xsize}, $rmp->{ysize},
1646	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1647	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1648	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1649	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1650	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1651	(cf::region::find $rmp->{region}), $rmp->{custom}
1652	)
1653	}	2017	}
1654		2018
1655	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1656		2020
1657	Register a handler for the map path matching the given regex at the	2021	Register a handler for the map path matching the given regex at the
…		…
1662		2026
1663	sub register {	2027	sub register {
1664	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1665	my $pkg = caller;	2029	my $pkg = caller;
1666		2030
1667	no strict;
1668	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1669		2032
1670	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1671	}	2034	}
1672		2035
1673	# also paths starting with '/'	2036	# also paths starting with '/'
1674	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1675		2038
1676	sub thawer_merge {	2039	sub thawer_merge {
1677	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1678		2041
1679	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1684	}	2047	}
1685		2048
1686	sub normalise {	2049	sub normalise {
1687	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1688		2051
1689	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1690		2053
1691	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1692		2055
1693	# map plan:	2056	# map plan:
1694	#	2057	#
…		…
1709	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1710	$path = "$base/$path";	2073	$path = "$base/$path";
1711	}	2074	}
1712		2075
1713	for ($path) {	2076	for ($path) {
1714	redo if s{//}{/};
1715	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1716	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1717	}	2079	}
1718		2080
1719	$path	2081	$path
…		…
1733	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1734	return $self;	2096	return $self;
1735	}	2097	}
1736	}	2098	}
1737		2099
1738	Carp::cluck "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1739	()	2101	()
1740	}	2102	}
1741		2103
		2104	# may re-bless or do other evil things
1742	sub init {	2105	sub init {
1743	my ($self) = @_;	2106	my ($self) = @_;
1744		2107
1745	$self	2108	$self
1746	}	2109	}
…		…
1765		2128
1766	# the temporary/swap location	2129	# the temporary/swap location
1767	sub save_path {	2130	sub save_path {
1768	my ($self) = @_;	2131	my ($self) = @_;
1769		2132
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2133	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	2134	"$TMPDIR/$path.map"
1772	}	2135	}
1773		2136
1774	# the unique path, undef == no special unique path	2137	# the unique path, undef == no special unique path
1775	sub uniq_path {	2138	sub uniq_path {
1776	my ($self) = @_;	2139	my ($self) = @_;
1777		2140
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2141	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	2142	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	2143	}
1790		2144
1791	sub decay_objects {	2145	sub decay_objects {
1792	my ($self) = @_;	2146	my ($self) = @_;
1793		2147
…		…
1820	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1821		2175
1822	1	2176	1
1823	}	2177	}
1824		2178
		2179	# used to laod the header of an original map
1825	sub load_header_orig {	2180	sub load_header_orig {
1826	my ($self) = @_;	2181	my ($self) = @_;
1827		2182
1828	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1829	}	2184	}
1830		2185
		2186	# used to laod the header of an instantiated map
1831	sub load_header_temp {	2187	sub load_header_temp {
1832	my ($self) = @_;	2188	my ($self) = @_;
1833		2189
1834	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1835	}	2191	}
1836		2192
		2193	# called after loading the header from an instantiated map
1837	sub prepare_temp {	2194	sub prepare_temp {
1838	my ($self) = @_;	2195	my ($self) = @_;
1839		2196
1840	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1841	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1842	# safety	2199	# safety
1843	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1844	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1845	}	2202	}
1846		2203
		2204	# called after loading the header from an original map
1847	sub prepare_orig {	2205	sub prepare_orig {
1848	my ($self) = @_;	2206	my ($self) = @_;
1849		2207
1850	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1851	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1875		2233
1876	sub find;	2234	sub find;
1877	sub find {	2235	sub find {
1878	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1879		2237
		2238	cf::cede_to_tick;
		2239
1880	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1881		2241
1882	cf::lock_wait "map_data:$path";#d#remove	2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2244
1885	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	2246	my $map = new_from_path cf::map $path
1890	or return;	2247	or return;
1891		2248
1892	$map->{last_save} = $cf::RUNTIME;	2249	$map->{last_save} = $cf::RUNTIME;
1893		2250
…		…
1895	or return;	2252	or return;
1896		2253
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2254	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2255	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2256	#$cf::WAIT_FOR_TICK->wait;
		2257	undef $guard2;
1900	undef $guard1;	2258	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2259	$map->reset;
1903	return find $path;	2260	return find $path;
1904	}	2261	}
1905		2262
1906	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
1907	}	2264	}
1908	}	2265	}
1909		2266
1910	sub pre_load { }	2267	sub pre_load { }
1911	sub post_load { }	2268	#sub post_load { } # XS
1912		2269
1913	sub load {	2270	sub load {
1914	my ($self) = @_;	2271	my ($self) = @_;
1915		2272
1916	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1919		2276
1920	{	2277	{
1921	my $guard = cf::lock_acquire "map_data:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
1922		2279
1923	return unless $self->valid;	2280	return unless $self->valid;
1924	return unless $self->in_memory == cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
1925
1926	$self->in_memory (cf::MAP_LOADING);
1927		2282
1928	$self->alloc;	2283	$self->alloc;
1929		2284
1930	$self->pre_load;	2285	$self->pre_load;
1931	cf::cede_to_tick;	2286	cf::cede_to_tick;
1932		2287
		2288	if (exists $self->{load_path}) {
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2289	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2290	$f->skip_block;
1935	$self->_load_objects ($f)	2291	$self->_load_objects ($f)
1936	or return;	2292	or return;
1937		2293
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2294	$self->post_load_original
1939	if delete $self->{load_original};	2295	if delete $self->{load_original};
1940		2296
1941	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2298	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2299	unless (aio_stat $uniq) {
1944	if (my $f = new_from_file cf::object::thawer $uniq) {	2300	if (my $f = new_from_file cf::object::thawer $uniq) {
1945	$self->clear_unique_items;	2301	$self->clear_unique_items;
1946	$self->_load_objects ($f);	2302	$self->_load_objects ($f);
1947	$f->resolve_delayed_derefs;	2303	$f->resolve_delayed_derefs;
		2304	}
1948	}	2305	}
1949	}	2306	}
1950	}
1951		2307
1952	$f->resolve_delayed_derefs;	2308	$f->resolve_delayed_derefs;
		2309	} else {
		2310	$self->post_load_original
		2311	if delete $self->{load_original};
		2312	}
		2313
		2314	$self->state (cf::MAP_INACTIVE);
1953		2315
1954	cf::cede_to_tick;	2316	cf::cede_to_tick;
1955	# now do the right thing for maps	2317	# now do the right thing for maps
1956	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
1957	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
…		…
1961	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2324	$self->decay_objects;
1963	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
1964	$self->update_buttons;	2326	$self->update_buttons;
1965	cf::cede_to_tick;	2327	cf::cede_to_tick;
1966	$self->set_darkness_map;	2328	#$self->activate; # no longer activate maps automatically
1967	cf::cede_to_tick;
1968	$self->activate;
1969	}	2329	}
1970		2330
1971	$self->{last_save} = $cf::RUNTIME;	2331	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2332	$self->last_access ($cf::RUNTIME);
1973
1974	$self->in_memory (cf::MAP_IN_MEMORY);
1975	}	2333	}
1976		2334
1977	$self->post_load;	2335	$self->post_load;
1978	}
1979		2336
		2337	1
		2338	}
		2339
		2340	# customize the map for a given player, i.e.
		2341	# return the _real_ map. used by e.g. per-player
		2342	# maps to change the path to ~playername/mappath
1980	sub customise_for {	2343	sub customise_for {
1981	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
1982		2345
1983	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2347	if $self->per_player;
…		…
1987	# if $self->per_party;	2350	# if $self->per_party;
1988		2351
1989	$self	2352	$self
1990	}	2353	}
1991		2354
1992	# find and load all maps in the 3x3 area around a map
1993	sub load_neighbours {
1994	my ($map) = @_;
1995
1996	my @neigh; # diagonal neighbours
1997
1998	for (0 .. 3) {
1999	my $neigh = $map->tile_path ($_)
2000	or next;
2001	$neigh = find $neigh, $map
2002	or next;
2003	$neigh->load;
2004
2005	push @neigh,
2006	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2007	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2008	}
2009
2010	for (grep defined $_->[0], @neigh) {
2011	my ($path, $origin) = @$_;
2012	my $neigh = find $path, $origin
2013	or next;
2014	$neigh->load;
2015	}
2016	}
2017
2018	sub find_sync {	2355	sub find_sync {
2019	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
2020		2357
2021	cf::sync_job { find $path, $origin }	2358	# it's a bug to call this from the main context
		2359	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2360	if $Coro::current == $Coro::main;
		2361
		2362	find $path, $origin
2022	}	2363	}
2023		2364
2024	sub do_load_sync {	2365	sub do_load_sync {
2025	my ($map) = @_;	2366	my ($map) = @_;
2026		2367
		2368	# it's a bug to call this from the main context
2027	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2028	if $Coro::current == $Coro::main;	2370	if $Coro::current == $Coro::main;
2029		2371
2030	cf::sync_job { $map->load };	2372	$map->load;
2031	}	2373	}
2032		2374
2033	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
2034	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
2035		2377
2036	sub find_async {	2378	sub find_async {
2037	my ($path, $origin, $load) = @_;	2379	my ($path, $origin, $load) = @_;
2038		2380
2039	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
2040		2382
2041	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2384	return $map if !$load || $map->linkable;
2043	}	2385	}
2044		2386
2045	$MAP_PREFETCH{$path} |= $load;	2387	$MAP_PREFETCH{$path} |= $load;
2046		2388
2047	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
…		…
2061	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
2062		2404
2063	()	2405	()
2064	}	2406	}
2065		2407
		2408	# common code, used by both ->save and ->swapout
2066	sub save {	2409	sub _save {
2067	my ($self) = @_;	2410	my ($self) = @_;
2068
2069	my $lock = cf::lock_acquire "map_data:$self->{path}";
2070		2411
2071	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
2072		2413
2073	return unless $self->dirty;	2414	return unless $self->dirty;
2074		2415
…		…
2083		2424
2084	cf::async {	2425	cf::async {
2085	$Coro::current->{desc} = "map player save";	2426	$Coro::current->{desc} = "map player save";
2086	$_->contr->save for $self->players;	2427	$_->contr->save for $self->players;
2087	};	2428	};
		2429
		2430	cf::get_slot 0.02;
2088		2431
2089	if ($uniq) {	2432	if ($uniq) {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2433	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2091	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2434	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2092	} else {	2435	} else {
2093	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2436	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2094	}	2437	}
2095	}	2438	}
2096		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
2097	sub swap_out {	2448	sub swap_out {
2098	my ($self) = @_;	2449	my ($self) = @_;
2099		2450
2100	# save first because save cedes
2101	$self->save;
2102
2103	my $lock = cf::lock_acquire "map_data:$self->{path}";	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
2104		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
2105	return if $self->players;	2455	return if $self->players;
2106	return if $self->in_memory != cf::MAP_IN_MEMORY;	2456
		2457	# first deactivate the map and "unlink" it from the core
		2458	$self->deactivate;
		2459	$_->clear_links_to ($self) for values %cf::MAP;
		2460	$self->state (cf::MAP_SWAPPED);
		2461
		2462	# then atomically save
		2463	$self->_save;
		2464
		2465	# then free the map
		2466	$self->clear;
		2467	}
		2468
		2469	sub reset_at {
		2470	my ($self) = @_;
		2471
		2472	# TODO: safety, remove and allow resettable per-player maps
2107	return if $self->{deny_save};	2473	return 1e99 if $self->{deny_reset};
2108		2474
		2475	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2476	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2477
		2478	$time + $to
		2479	}
		2480
		2481	sub should_reset {
		2482	my ($self) = @_;
		2483
		2484	$self->reset_at <= $cf::RUNTIME
		2485	}
		2486
		2487	sub reset {
		2488	my ($self) = @_;
		2489
		2490	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2491
		2492	return if $self->players;
		2493
		2494	cf::trace "resetting map ", $self->path, "\n";
		2495
2109	$self->in_memory (cf::MAP_SWAPPED);	2496	$self->state (cf::MAP_SWAPPED);
		2497
		2498	# need to save uniques path
		2499	unless ($self->{deny_save}) {
		2500	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2501
		2502	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2503	if $uniq;
		2504	}
		2505
		2506	delete $cf::MAP{$self->path};
2110		2507
2111	$self->deactivate;	2508	$self->deactivate;
2112	$_->clear_links_to ($self) for values %cf::MAP;	2509	$_->clear_links_to ($self) for values %cf::MAP;
2113	$self->clear;	2510	$self->clear;
2114	}
2115
2116	sub reset_at {
2117	my ($self) = @_;
2118
2119	# TODO: safety, remove and allow resettable per-player maps
2120	return 1e99 if $self->{deny_reset};
2121
2122	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2123	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2124
2125	$time + $to
2126	}
2127
2128	sub should_reset {
2129	my ($self) = @_;
2130
2131	$self->reset_at <= $cf::RUNTIME
2132	}
2133
2134	sub reset {
2135	my ($self) = @_;
2136
2137	my $lock = cf::lock_acquire "map_data:$self->{path}";
2138
2139	return if $self->players;
2140
2141	warn "resetting map ", $self->path;
2142
2143	$self->in_memory (cf::MAP_SWAPPED);
2144
2145	# need to save uniques path
2146	unless ($self->{deny_save}) {
2147	my $uniq = $self->uniq_path; utf8::encode $uniq;
2148
2149	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2150	if $uniq;
2151	}
2152
2153	delete $cf::MAP{$self->path};
2154
2155	$self->deactivate;
2156	$_->clear_links_to ($self) for values %cf::MAP;
2157	$self->clear;
2158		2511
2159	$self->unlink_save;	2512	$self->unlink_save;
2160	$self->destroy;	2513	$self->destroy;
2161	}	2514	}
2162		2515
…		…
2170		2523
2171	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2172		2525
2173	$self->unlink_save;	2526	$self->unlink_save;
2174		2527
2175	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2176	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2177	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2178	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2179	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2180		2533
…		…
2229		2582
2230	sub unique_maps() {	2583	sub unique_maps() {
2231	[	2584	[
2232	map {	2585	map {
2233	utf8::decode $_;	2586	utf8::decode $_;
2234	/\.map$/	2587	s/\.map$//; # TODO future compatibility hack
		2588	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2589	? ()
2235	? normalise $_	2590	: normalise $_
2236	: ()
2237	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2238	]	2592	]
2239	}	2593	}
2240		2594
2241	package cf;	2595	=item cf::map::static_maps
		2596
		2597	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2598	file in the shared directory excluding F</styles> and F</editor>). May
		2599	block.
		2600
		2601	=cut
		2602
		2603	sub static_maps() {
		2604	my @dirs = "";
		2605	my @maps;
		2606
		2607	while (@dirs) {
		2608	my $dir = shift @dirs;
		2609
		2610	next if $dir eq "/styles" || $dir eq "/editor";
		2611
		2612	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2613	or return;
		2614
		2615	for (@$files) {
		2616	s/\.map$// or next;
		2617	utf8::decode $_;
		2618	push @maps, "$dir/$_";
		2619	}
		2620
		2621	push @dirs, map "$dir/$_", @$dirs;
		2622	}
		2623
		2624	\@maps
		2625	}
2242		2626
2243	=back	2627	=back
2244		2628
2245	=head3 cf::object	2629	=head3 cf::object
2246		2630
…		…
2250		2634
2251	=over 4	2635	=over 4
2252		2636
2253	=item $ob->inv_recursive	2637	=item $ob->inv_recursive
2254		2638
2255	Returns the inventory of the object _and_ their inventories, recursively.	2639	Returns the inventory of the object I<and> their inventories, recursively,
		2640	but I<not> the object itself.
2256		2641
2257	=cut	2642	=cut
2258		2643
2259	sub inv_recursive_;	2644	sub inv_recursive_;
2260	sub inv_recursive_ {	2645	sub inv_recursive_ {
…		…
2265	inv_recursive_ inv $_[0]	2650	inv_recursive_ inv $_[0]
2266	}	2651	}
2267		2652
2268	=item $ref = $ob->ref	2653	=item $ref = $ob->ref
2269		2654
2270	creates and returns a persistent reference to an objetc that can be stored as a string.	2655	Creates and returns a persistent reference to an object that can be stored as a string.
2271		2656
2272	=item $ob = cf::object::deref ($refstring)	2657	=item $ob = cf::object::deref ($refstring)
2273		2658
2274	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2659	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2275	even if the object actually exists. May block.	2660	even if the object actually exists. May block.
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2692	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2693	dialogue with the given NPC character.
2309		2694
2310	=cut	2695	=cut
2311		2696
		2697	our $SAY_CHANNEL = {
		2698	id => "say",
		2699	title => "Map",
		2700	reply => "say ",
		2701	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2702	};
		2703
		2704	our $CHAT_CHANNEL = {
		2705	id => "chat",
		2706	title => "Chat",
		2707	reply => "chat ",
		2708	tooltip => "Player chat and shouts, global to the server.",
		2709	};
		2710
2312	# rough implementation of a future "reply" method that works	2711	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2712	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2713	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2714	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2715	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2726	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2727	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2728
2330	} else {	2729	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2730	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2731	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2732	}
2334	}	2733	}
2335	}	2734	}
2336		2735
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2736	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2761
2363	=item $player_object->enter_link	2762	=item $player_object->enter_link
2364		2763
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2764	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2765
2367	The player should be reasonably safe there for short amounts of time. You	2766	The player should be reasonably safe there for short amounts of time (e.g.
2368	I<MUST> call C<leave_link> as soon as possible, though.	2767	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2768	though, as the player cannot control the character while it is on the link
		2769	map.
2369		2770
2370	Will never block.	2771	Will never block.
2371		2772
2372	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
2373		2774
…		…
2393	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2394	my ($self) = @_;	2795	my ($self) = @_;
2395		2796
2396	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2397		2798
		2799	++$self->{_link_recursion};
		2800
2398	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2399		2802
2400	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2401	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2402		2805
2403	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2404	}	2807	}
2405		2808
2406	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2407	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2408		2811
…		…
2425	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2427		2830
2428	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2431		2834
2432	$map->load;	2835	$map->load;
2433	$map->load_neighbours;
2434		2836
2435	return unless $self->contr->active;	2837	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2838
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2440	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2441		2846
		2847	}
		2848
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2849	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2443		2850
2444	Moves the player to the given map-path and coordinates by first freezing	2851	Moves the player to the given map-path and coordinates by first freezing
2445	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2446	that has to return the map if sucecssful, and then unfreezes the player on	2853	that has to return the map if sucecssful, and then unfreezes the player on
2447	the new (success) or old (failed) map position. In either case, $done will	2854	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2855	be called at the end of this process.
2449		2856
		2857	Note that $check will be called with a potentially non-loaded map, so if
		2858	it needs a loaded map it has to call C<< ->load >>.
		2859
2450	=cut	2860	=cut
2451		2861
2452	our $GOTOGEN;	2862	our $GOTOGEN;
2453		2863
2454	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2455	my ($self, $path, $x, $y, $check, $done) = @_;	2865	my ($self, $path, $x, $y, $check, $done) = @_;
		2866
		2867	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2868	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2869	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2870	($path, $x, $y) = @$EMERGENCY_POSITION;
		2871	}
2456		2872
2457	# do generation counting so two concurrent goto's will be executed in-order	2873	# do generation counting so two concurrent goto's will be executed in-order
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2875
2460	$self->enter_link;	2876	$self->enter_link;
…		…
2480	($path, $x, $y) = (undef, undef, undef);	2896	($path, $x, $y) = (undef, undef, undef);
2481	}	2897	}
2482	}	2898	}
2483		2899
2484	my $map = eval {	2900	my $map = eval {
2485	my $map = defined $path ? cf::map::find $path : undef;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2486		2902
2487	if ($map) {	2903	if ($map) {
2488	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2489	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2490	} else {	2906	} else {
2491	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2492	}	2908	}
2493		2909
2494	$map	2910	$map
…		…
2502	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2503	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2504	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2505	}	2921	}
2506		2922
2507	$done->() if $done;	2923	$done->($self) if $done;
2508	})->prio (1);	2924	})->prio (1);
2509	}	2925	}
2510		2926
2511	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2512		2928
…		…
2532	}	2948	}
2533		2949
2534	sub prepare_random_map {	2950	sub prepare_random_map {
2535	my ($exit) = @_;	2951	my ($exit) = @_;
2536		2952
2537	my $guard = cf::lock_acquire "exit_prepare:$exit";
2538
2539	# all this does is basically replace the /! path by	2953	# all this does is basically replace the /! path by
2540	# a new random map path (?random/...) with a seed	2954	# a new random map path (?random/...) with a seed
2541	# that depends on the exit object	2955	# that depends on the exit object
2542		2956
2543	my $rmp = parse_random_map_params $exit->msg;	2957	my $rmp = parse_random_map_params $exit->msg;
…		…
2545	if ($exit->map) {	2959	if ($exit->map) {
2546	$rmp->{region} = $exit->region->name;	2960	$rmp->{region} = $exit->region->name;
2547	$rmp->{origin_map} = $exit->map->path;	2961	$rmp->{origin_map} = $exit->map->path;
2548	$rmp->{origin_x} = $exit->x;	2962	$rmp->{origin_x} = $exit->x;
2549	$rmp->{origin_y} = $exit->y;	2963	$rmp->{origin_y} = $exit->y;
		2964
		2965	$exit->map->touch;
2550	}	2966	}
2551		2967
2552	$rmp->{random_seed} ||= $exit->random_seed;	2968	$rmp->{random_seed} ||= $exit->random_seed;
2553		2969
2554	my $data = cf::to_json $rmp;	2970	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2555	my $md5 = Digest::MD5::md5_hex $data;	2971	my $md5 = Digest::MD5::md5_hex $data;
2556	my $meta = "$RANDOMDIR/$md5.meta";	2972	my $meta = "$RANDOMDIR/$md5.meta";
2557		2973
2558	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2974	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2559	aio_write $fh, 0, (length $data), $data, 0;	2975	aio_write $fh, 0, (length $data), $data, 0;
2560	undef $fh;	2976	undef $fh;
2561	aio_rename "$meta~", $meta;	2977	aio_rename "$meta~", $meta;
2562		2978
		2979	my $slaying = "?random/$md5";
		2980
		2981	if ($exit->valid) {
2563	$exit->slaying ("?random/$md5");	2982	$exit->slaying ("?random/$md5");
2564	$exit->msg (undef);	2983	$exit->msg (undef);
		2984	}
2565	}	2985	}
2566	}	2986	}
2567		2987
2568	sub cf::object::player::enter_exit {	2988	sub cf::object::player::enter_exit {
2569	my ($self, $exit) = @_;	2989	my ($self, $exit) = @_;
2570		2990
2571	return unless $self->type == cf::PLAYER;	2991	return unless $self->type == cf::PLAYER;
2572		2992
2573	if ($exit->slaying eq "/!") {
2574	#TODO: this should de-fi-ni-te-ly not be a sync-job
2575	# the problem is that $exit might not survive long enough
2576	# so it needs to be done right now, right here
2577	cf::sync_job { prepare_random_map $exit };
2578	}
2579
2580	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2581	my $hp = $exit->stats->hp;
2582	my $sp = $exit->stats->sp;
2583
2584	$self->enter_link;	2993	$self->enter_link;
2585		2994
2586	# if exit is damned, update players death & WoR home-position
2587	$self->contr->savebed ($slaying, $hp, $sp)
2588	if $exit->flag (FLAG_DAMNED);
2589
2590	(async {	2995	(async {
2591	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2996	$Coro::current->{desc} = "enter_exit";
2592		2997
2593	$self->deactivate_recursive; # just to be sure
2594	unless (eval {	2998	unless (eval {
		2999	$self->deactivate_recursive; # just to be sure
		3000
		3001	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3002	my $x = $exit->stats->hp;
		3003	my $y = $exit->stats->sp;
		3004
		3005	# special map handling
		3006	my $slaying = $exit->slaying;
		3007
		3008	# special map handling
		3009	if ($slaying eq "/!") {
		3010	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3011
		3012	prepare_random_map $exit
		3013	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3014
		3015	$map = $exit->slaying;
		3016
		3017	} elsif ($slaying eq '!up') {
		3018	$map = $exit->map->tile_path (cf::TILE_UP);
		3019	$x = $exit->x;
		3020	$y = $exit->y;
		3021
		3022	} elsif ($slaying eq '!down') {
		3023	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3024	$x = $exit->x;
		3025	$y = $exit->y;
		3026	}
		3027
2595	$self->goto ($slaying, $hp, $sp);	3028	$self->goto ($map, $x, $y);
2596		3029
		3030	# if exit is damned, update players death & WoR home-position
		3031	$self->contr->savebed ($map, $x, $y)
		3032	if $exit->flag (cf::FLAG_DAMNED);
		3033
2597	1;	3034	1
2598	}) {	3035	}) {
2599	$self->message ("Something went wrong deep within the crossfire server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2600	. "I'll try to bring you back to the map you were before. "	3037	. "I'll try to bring you back to the map you were before. "
2601	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2602	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2603		3040
2604	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2605	$self->leave_link;	3042	$self->leave_link;
2606	}	3043	}
2607	})->prio (1);	3044	})->prio (1);
2608	}	3045	}
2609		3046
…		…
2621	sub cf::client::send_drawinfo {	3058	sub cf::client::send_drawinfo {
2622	my ($self, $text, $flags) = @_;	3059	my ($self, $text, $flags) = @_;
2623		3060
2624	utf8::encode $text;	3061	utf8::encode $text;
2625	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3062	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3063	}
		3064
		3065	=item $client->send_big_packet ($pkt)
		3066
		3067	Like C<send_packet>, but tries to compress large packets, and fragments
		3068	them as required.
		3069
		3070	=cut
		3071
		3072	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3073
		3074	sub cf::client::send_big_packet {
		3075	my ($self, $pkt) = @_;
		3076
		3077	# try lzf for large packets
		3078	$pkt = "lzf " . Compress::LZF::compress $pkt
		3079	if 1024 <= length $pkt and $self->{can_lzf};
		3080
		3081	# split very large packets
		3082	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3083	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3084	$pkt = "frag";
		3085	}
		3086
		3087	$self->send_packet ($pkt);
2626	}	3088	}
2627		3089
2628	=item $client->send_msg ($channel, $msg, $color, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2629		3091
2630	Send a drawinfo or msg packet to the client, formatting the msg for the	3092	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2632	the message, with C<log> being the default. If C<$color> is negative, suppress	3094	the message, with C<log> being the default. If C<$color> is negative, suppress
2633	the message unless the client supports the msg packet.	3095	the message unless the client supports the msg packet.
2634		3096
2635	=cut	3097	=cut
2636		3098
		3099	# non-persistent channels (usually the info channel)
2637	our %CHANNEL = (	3100	our %CHANNEL = (
		3101	"c/motd" => {
		3102	id => "infobox",
		3103	title => "MOTD",
		3104	reply => undef,
		3105	tooltip => "The message of the day",
		3106	},
2638	"c/identify" => {	3107	"c/identify" => {
2639	id => "infobox",	3108	id => "infobox",
2640	title => "Identify",	3109	title => "Identify",
2641	reply => undef,	3110	reply => undef,
2642	tooltip => "Items recently identified",	3111	tooltip => "Items recently identified",
…		…
2645	id => "infobox",	3114	id => "infobox",
2646	title => "Examine",	3115	title => "Examine",
2647	reply => undef,	3116	reply => undef,
2648	tooltip => "Signs and other items you examined",	3117	tooltip => "Signs and other items you examined",
2649	},	3118	},
		3119	"c/shopinfo" => {
		3120	id => "infobox",
		3121	title => "Shop Info",
		3122	reply => undef,
		3123	tooltip => "What your bargaining skill tells you about the shop",
		3124	},
		3125	"c/book" => {
		3126	id => "infobox",
		3127	title => "Book",
		3128	reply => undef,
		3129	tooltip => "The contents of a note or book",
		3130	},
2650	"c/lookat" => {	3131	"c/lookat" => {
2651	id => "infobox",	3132	id => "infobox",
2652	title => "Look",	3133	title => "Look",
2653	reply => undef,	3134	reply => undef,
2654	tooltip => "What you saw there",	3135	tooltip => "What you saw there",
2655	},	3136	},
		3137	"c/who" => {
		3138	id => "infobox",
		3139	title => "Players",
		3140	reply => undef,
		3141	tooltip => "Shows players who are currently online",
		3142	},
		3143	"c/body" => {
		3144	id => "infobox",
		3145	title => "Body Parts",
		3146	reply => undef,
		3147	tooltip => "Shows which body parts you posess and are available",
		3148	},
		3149	"c/statistics" => {
		3150	id => "infobox",
		3151	title => "Statistics",
		3152	reply => undef,
		3153	tooltip => "Shows your primary statistics",
		3154	},
		3155	"c/skills" => {
		3156	id => "infobox",
		3157	title => "Skills",
		3158	reply => undef,
		3159	tooltip => "Shows your experience per skill and item power",
		3160	},
		3161	"c/shopitems" => {
		3162	id => "infobox",
		3163	title => "Shop Items",
		3164	reply => undef,
		3165	tooltip => "Shows the items currently for sale in this shop",
		3166	},
		3167	"c/resistances" => {
		3168	id => "infobox",
		3169	title => "Resistances",
		3170	reply => undef,
		3171	tooltip => "Shows your resistances",
		3172	},
		3173	"c/pets" => {
		3174	id => "infobox",
		3175	title => "Pets",
		3176	reply => undef,
		3177	tooltip => "Shows information abotu your pets/a specific pet",
		3178	},
		3179	"c/perceiveself" => {
		3180	id => "infobox",
		3181	title => "Perceive Self",
		3182	reply => undef,
		3183	tooltip => "You gained detailed knowledge about yourself",
		3184	},
		3185	"c/uptime" => {
		3186	id => "infobox",
		3187	title => "Uptime",
		3188	reply => undef,
		3189	tooltip => "How long the server has been running since last restart",
		3190	},
		3191	"c/mapinfo" => {
		3192	id => "infobox",
		3193	title => "Map Info",
		3194	reply => undef,
		3195	tooltip => "Information related to the maps",
		3196	},
		3197	"c/party" => {
		3198	id => "party",
		3199	title => "Party",
		3200	reply => "gsay ",
		3201	tooltip => "Messages and chat related to your party",
		3202	},
		3203	"c/death" => {
		3204	id => "death",
		3205	title => "Death",
		3206	reply => undef,
		3207	tooltip => "Reason for and more info about your most recent death",
		3208	},
		3209	"c/say" => $SAY_CHANNEL,
		3210	"c/chat" => $CHAT_CHANNEL,
2656	);	3211	);
2657		3212
2658	sub cf::client::send_msg {	3213	sub cf::client::send_msg {
2659	my ($self, $channel, $msg, $color, @extra) = @_;	3214	my ($self, $channel, $msg, $color, @extra) = @_;
2660		3215
2661	$msg = $self->pl->expand_cfpod ($msg);	3216	$msg = $self->pl->expand_cfpod ($msg)
		3217	unless $color & cf::NDI_VERBATIM;
2662		3218
2663	$color &= cf::NDI_CLIENT_MASK; # just in case...	3219	$color &= cf::NDI_CLIENT_MASK; # just in case...
2664		3220
2665	# check predefined channels, for the benefit of C	3221	# check predefined channels, for the benefit of C
2666	if ($CHANNEL{$channel}) {	3222	if ($CHANNEL{$channel}) {
2667	$channel = $CHANNEL{$channel};	3223	$channel = $CHANNEL{$channel};
2668		3224
2669	$self->ext_msg (channel_info => $channel)	3225	$self->ext_msg (channel_info => $channel);
2670	if $self->can_msg;
2671
2672	$channel = $channel->{id};	3226	$channel = $channel->{id};
2673		3227
2674	} elsif (ref $channel) {	3228	} elsif (ref $channel) {
2675	# send meta info to client, if not yet sent	3229	# send meta info to client, if not yet sent
2676	unless (exists $self->{channel}{$channel->{id}}) {	3230	unless (exists $self->{channel}{$channel->{id}}) {
2677	$self->{channel}{$channel->{id}} = $channel;	3231	$self->{channel}{$channel->{id}} = $channel;
2678	$self->ext_msg (channel_info => $channel)	3232	$self->ext_msg (channel_info => $channel);
2679	if $self->can_msg;
2680	}	3233	}
2681		3234
2682	$channel = $channel->{id};	3235	$channel = $channel->{id};
2683	}	3236	}
2684		3237
2685	return unless @extra || length $msg;	3238	return unless @extra || length $msg;
2686		3239
2687	if ($self->can_msg) {
2688	# default colour, mask it out	3240	# default colour, mask it out
2689	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3241	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2690	if $color & cf::NDI_DEF;	3242	if $color & cf::NDI_DEF;
2691		3243
2692	$self->send_packet ("msg " . $self->{json_coder}->encode (	3244	my $pkt = "msg "
		3245	. $self->{json_coder}->encode (
2693	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2694	} else {	3247	);
2695	if ($color >= 0) {
2696	# replace some tags by gcfclient-compatible ones
2697	for ($msg) {
2698	1 while
2699	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2700	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2701	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2702	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2703	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2704	}
2705		3248
2706	$color &= cf::NDI_COLOR_MASK;	3249	$self->send_big_packet ($pkt);
2707
2708	utf8::encode $msg;
2709
2710	if (0 && $msg =~ /\[/) {
2711	# COMMAND/INFO
2712	$self->send_packet ("drawextinfo $color 10 8 $msg")
2713	} else {
2714	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2715	$self->send_packet ("drawinfo $color $msg")
2716	}
2717	}
2718	}
2719	}	3250	}
2720		3251
2721	=item $client->ext_msg ($type, @msg)	3252	=item $client->ext_msg ($type, @msg)
2722		3253
2723	Sends an ext event to the client.	3254	Sends an ext event to the client.
…		…
2725	=cut	3256	=cut
2726		3257
2727	sub cf::client::ext_msg($$@) {	3258	sub cf::client::ext_msg($$@) {
2728	my ($self, $type, @msg) = @_;	3259	my ($self, $type, @msg) = @_;
2729		3260
2730	if ($self->extcmd == 2) {
2731	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2732	} elsif ($self->extcmd == 1) { # TODO: remove
2733	push @msg, msgtype => "event_$type";
2734	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2735	}
2736	}
2737
2738	=item $client->ext_reply ($msgid, @msg)
2739
2740	Sends an ext reply to the client.
2741
2742	=cut
2743
2744	sub cf::client::ext_reply($$@) {
2745	my ($self, $id, @msg) = @_;
2746
2747	if ($self->extcmd == 2) {
2748	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2749	} elsif ($self->extcmd == 1) {
2750	#TODO: version 1, remove
2751	unshift @msg, msgtype => "reply", msgid => $id;
2752	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2753	}
2754	}	3262	}
2755		3263
2756	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2757		3265
2758	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2813	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2814		3322
2815	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2816		3324
2817	if (ref $msg) {	3325	if (ref $msg) {
2818	my ($type, $reply, @payload) =	3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2819	"ARRAY" eq ref $msg
2820	? @$msg
2821	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2822		3327
2823	my @reply;
2824
2825	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTIACMD{$type}) {
		3329	$cb->(
		3330	$ns,
		3331	sub {
		3332	$ns->ext_msg ("reply-$reply", @_)
		3333	if $reply;
		3334	},
		3335	@payload
		3336	);
		3337	} else {
		3338	my @reply;
		3339
		3340	if (my $cb = $EXTICMD{$type}) {
2826	@reply = $cb->($ns, @payload);	3341	@reply = $cb->($ns, @payload);
		3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
2827	}	3346	}
2828
2829	$ns->ext_reply ($reply, @reply)
2830	if $reply;
2831
2832	} else {	3347	} else {
2833	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3348	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2834	}	3349	}
2835		3350
2836	cf::override;	3351	cf::override;
2837	},	3352	},
2838	);	3353	);
…		…
2858		3373
2859	$coro	3374	$coro
2860	}	3375	}
2861		3376
2862	cf::client->attach (	3377	cf::client->attach (
2863	on_destroy => sub {	3378	on_client_destroy => sub {
2864	my ($ns) = @_;	3379	my ($ns) = @_;
2865		3380
2866	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2867	},	3382	},
2868	);	3383	);
…		…
2884	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
2885		3400
2886	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
2887		3402
2888	$safe->permit_only (Opcode::opset qw(	3403	$safe->permit_only (Opcode::opset qw(
2889	:base_core :base_mem :base_orig :base_math	3404	:base_core :base_mem :base_orig :base_math :base_loop
2890	grepstart grepwhile mapstart mapwhile	3405	grepstart grepwhile mapstart mapwhile
2891	sort time	3406	sort time
2892	));	3407	));
2893		3408
2894	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
…		…
2896	=pod	3411	=pod
2897		3412
2898	The following functions and methods are available within a safe environment:	3413	The following functions and methods are available within a safe environment:
2899		3414
2900	cf::object	3415	cf::object
2901	contr pay_amount pay_player map x y force_find force_add	3416	contr pay_amount pay_player map x y force_find force_add destroy
2902	insert remove name archname title slaying race decrease_ob_nr	3417	insert remove name archname title slaying race decrease split
		3418	value
2903		3419
2904	cf::object::player	3420	cf::object::player
2905	player	3421	player
2906		3422
2907	cf::player	3423	cf::player
…		…
2912		3428
2913	=cut	3429	=cut
2914		3430
2915	for (	3431	for (
2916	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3432	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2917	insert remove inv name archname title slaying race	3433	insert remove inv nrof name archname title slaying race
2918	decrease_ob_nr)],	3434	decrease split destroy change_exp value msg lore send_msg)],
2919	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
2920	["cf::player" => qw(peaceful)],	3436	["cf::player" => qw(peaceful send_msg)],
2921	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
2922	) {	3438	) {
2923	no strict 'refs';
2924	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
2925	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2926	for @funs;	3441	for @funs;
2927	}	3442	}
2928		3443
…		…
2943		3458
2944	my $qcode = $code;	3459	my $qcode = $code;
2945	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2946	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
2947		3462
		3463	%vars = (_dummy => 0) unless %vars;
		3464
		3465	my @res;
2948	local $_;	3466	local $_;
2949	local @safe::cf::_safe_eval_args = values %vars;
2950		3467
2951	my $eval =	3468	my $eval =
2952	"do {\n"	3469	"do {\n"
2953	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2954	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
2955	. $code	3472	. $code
2956	. "\n}"	3473	. "\n}"
2957	;	3474	;
2958		3475
		3476	if ($CFG{safe_eval}) {
2959	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
2960	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2961	sub_generation_inc;	3480	sub_generation_inc;
		3481	} else {
		3482	local @cf::_safe_eval_args = values %vars;
		3483	@res = wantarray ? eval eval : scalar eval $eval;
		3484	}
2962		3485
2963	if ($@) {	3486	if ($@) {
2964	warn "$@";	3487	warn "$@",
2965	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
2966	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
2967	}	3490	}
2968		3491
2969	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
2970	}	3493	}
2971		3494
…		…
2985	=cut	3508	=cut
2986		3509
2987	sub register_script_function {	3510	sub register_script_function {
2988	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
2989		3512
2990	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
2991	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
2992	}	3515	}
2993		3516
2994	=back	3517	=back
2995		3518
2996	=cut	3519	=cut
2997		3520
2998	#############################################################################	3521	#############################################################################
2999	# the server's init and main functions	3522	# the server's init and main functions
3000		3523
		3524	our %FACEHASH; # hash => idx, #d# HACK for http server
		3525	our @FACEDATA; # dynamically-created facedata
		3526
		3527	# internal api, not fianlised
		3528	sub set_face {
		3529	my ($name, $type, $data) = @_;
		3530
		3531	my $idx = cf::face::find $name;
		3532
		3533	if ($idx) {
		3534	delete $FACEHASH{cf::face::get_chksum $idx};
		3535	} else {
		3536	$idx = cf::face::alloc $name;
		3537	}
		3538
		3539	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3540
		3541	cf::face::set_type $idx, $type;
		3542	cf::face::set_data $idx, 0, (length $data), 0, $hash;
		3543	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3544
		3545	# we need to destroy the SV itself, not just overwrite,
		3546	# as a running ix might hold a reference to it.
		3547	# delete achieves that.
		3548	delete $FACEDATA[$idx];
		3549	$FACEDATA[$idx] = $data;
		3550	$FACEHASH{$hash} = $idx;#d#
		3551
		3552	$idx
		3553	}
		3554
		3555	our $FACEDATA; # facedata filehandle
		3556
		3557	sub _face_get_data($$$$) {
		3558	my ($idx, $size, $fofs, $cb) = @_;
		3559
		3560	if (defined $FACEDATA[$idx]) {
		3561	$cb->($FACEDATA[$idx]);
		3562	} elsif ($fofs) {
		3563	my $buf;
		3564	IO::AIO::aio_read $FACEDATA, $fofs, $size, $buf, 0, sub {
		3565	if ($_[0] == $size) {
		3566	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3567	$cb->($buf);
		3568	} else {
		3569	cf::error "INTERNAL ERROR: unable to read facedata for face $idx ($size, $fofs), ignoring request.";
		3570	}
		3571	};
		3572	} else {
		3573	cf::error "requested facedata for unknown face $idx ($size, $fofs), ignoring.";
		3574	}
		3575	}
		3576
		3577	# rather ineffient
		3578	sub cf::face::get_data($;$) {
		3579	my ($idx, $faceset) = @_;
		3580
		3581	my $size = cf::face::get_size $idx, $faceset;
		3582	my $fofs = cf::face::get_fofs $idx, $faceset;
		3583
		3584	_face_get_data $idx, $size, $fofs, Coro::rouse_cb;
		3585	Coro::rouse_wait
		3586	}
		3587
		3588	sub cf::face::ix {
		3589	my ($ns, $idx, $pri, $size, $fofs) = @_;
		3590
		3591	_face_get_data $idx, $size, $fofs, sub {
		3592	$ns->ix_send ($idx, $pri, $_[0]);
		3593	};
		3594	}
		3595
3001	sub load_facedata($) {	3596	sub load_facedata($) {
3002	my ($path) = @_;	3597	my ($path) = @_;
3003		3598
3004	# HACK to clear player env face cache, we need some signal framework
3005	# for this (global event?)
3006	%ext::player_env::MUSIC_FACE_CACHE = ();
3007
3008	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3599	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3009		3600
3010	warn "loading facedata from $path\n";	3601	trace "loading facedata from $path\n";
3011		3602
3012	my $facedata;	3603	my $facedata = decode_storable load_file "$path/faceinfo";
3013	0 < aio_load $path, $facedata
3014	or die "$path: $!";
3015
3016	$facedata = Coro::Storable::thaw $facedata;
3017		3604
3018	$facedata->{version} == 2	3605	$facedata->{version} == 2
3019	or cf::cleanup "$path: version mismatch, cannot proceed.";	3606	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3020		3607
3021	# patch in the exptable	3608	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3022	$facedata->{resource}{"res/exp_table"} = {	3609	or cf::cleanup "$path/facedata: $!, cnanot proceed.";
3023	type => FT_RSRC,	3610
3024	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3611	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3025	};	3612
3026	cf::cede_to_tick;	3613	# BEGIN ATOMIC
		3614	# from here on, everything must be atomic - no thread switch allowed
		3615	my $t1 = EV::time;
3027		3616
3028	{	3617	{
3029	my $faces = $facedata->{faceinfo};	3618	my $faces = $facedata->{faceinfo};
3030		3619
3031	while (my ($face, $info) = each %$faces) {	3620	for my $face (sort keys %$faces) {
		3621	my $info = $faces->{$face};
3032	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3622	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3623
3033	cf::face::set_visibility $idx, $info->{visibility};	3624	cf::face::set_visibility $idx, $info->{visibility};
3034	cf::face::set_magicmap $idx, $info->{magicmap};	3625	cf::face::set_magicmap $idx, $info->{magicmap};
3035	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3626	cf::face::set_data $idx, 0, $info->{size32}, $info->{fofs32}, $info->{hash32};
3036	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3627	cf::face::set_data $idx, 1, $info->{size64}, $info->{fofs64}, $info->{hash64};
3037		3628	#cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph}; # glyphs no longer downloadable via ix
3038	cf::cede_to_tick;	3629	$FACEHASH{$info->{hash64}} = $idx;#d#
3039	}	3630	}
3040		3631
3041	while (my ($face, $info) = each %$faces) {	3632	while (my ($face, $info) = each %$faces) {
3042	next unless $info->{smooth};	3633	next unless $info->{smooth};
		3634
3043	my $idx = cf::face::find $face	3635	my $idx = cf::face::find $face
3044	or next;	3636	or next;
		3637
3045	if (my $smooth = cf::face::find $info->{smooth}) {	3638	if (my $smooth = cf::face::find $info->{smooth}) {
3046	cf::face::set_smooth $idx, $smooth;	3639	cf::face::set_smooth $idx, $smooth;
3047	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3640	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3048	} else {	3641	} else {
3049	warn "smooth face '$info->{smooth}' not found for face '$face'";	3642	error "smooth face '$info->{smooth}' not found for face '$face'";
3050	}	3643	}
3051
3052	cf::cede_to_tick;
3053	}	3644	}
3054	}	3645	}
3055		3646
3056	{	3647	{
3057	my $anims = $facedata->{animinfo};	3648	my $anims = $facedata->{animinfo};
3058		3649
3059	while (my ($anim, $info) = each %$anims) {	3650	while (my ($anim, $info) = each %$anims) {
3060	cf::anim::set $anim, $info->{frames}, $info->{facings};	3651	cf::anim::set $anim, $info->{frames}, $info->{facings};
3061	cf::cede_to_tick;
3062	}	3652	}
3063		3653
3064	cf::anim::invalidate_all; # d'oh	3654	cf::anim::invalidate_all; # d'oh
3065	}	3655	}
3066		3656
3067	{	3657	{
3068	# TODO: for gcfclient pleasure, we should give resources
3069	# that gcfclient doesn't grok a >10000 face index.
3070	my $res = $facedata->{resource};	3658	my $res = $facedata->{resource};
3071		3659
3072	my $soundconf = delete $res->{"res/sound.conf"};
3073
3074	while (my ($name, $info) = each %$res) {	3660	while (my ($name, $info) = each %$res) {
		3661	if (defined (my $type = $info->{type})) {
		3662	# TODO: different hash - must free and use new index, or cache ixface data queue
3075	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3663	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3076	my $data;
3077		3664
3078	if ($info->{type} & 1) {	3665	cf::face::set_type $idx, $type;
3079	# prepend meta info	3666	cf::face::set_data $idx, 0, $info->{size}, $info->{fofs}, $info->{hash};
3080		3667	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3081	my $meta = $enc->encode ({	3668	$FACEHASH{$info->{hash}} = $idx;#d#
3082	name => $name,
3083	%{ $info->{meta} || {} },
3084	});
3085
3086	$data = pack "(w/a*)*", $meta, $info->{data};
3087	} else {	3669	} else {
3088	$data = $info->{data};	3670	# $RESOURCE{$name} = $info; # unused
3089	}	3671	}
3090
3091	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3092	cf::face::set_type $idx, $info->{type};
3093
3094	cf::cede_to_tick;
3095	}
3096
3097	if ($soundconf) {
3098	$soundconf = $enc->decode (delete $soundconf->{data});
3099
3100	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3101	my $sound = $soundconf->{compat}[$_]
3102	or next;
3103
3104	my $face = cf::face::find "sound/$sound->[1]";
3105	cf::sound::set $sound->[0] => $face;
3106	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3107	}	3672	}
3108
3109	while (my ($k, $v) = each %{$soundconf->{event}}) {
3110	my $face = cf::face::find "sound/$v";
3111	cf::sound::set $k => $face;
3112	}
3113	}
3114	}	3673	}
		3674
		3675	($fh, $FACEDATA) = ($FACEDATA, $fh);
		3676
		3677	# HACK to clear player env face cache, we need some signal framework
		3678	# for this (global event?)
		3679	%ext::player_env::MUSIC_FACE_CACHE = ();
		3680
		3681	# END ATOMIC
		3682
		3683	cf::debug "facedata atomic update time ", EV::time - $t1;
		3684
		3685	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3686
		3687	aio_close $fh if $fh; # close old facedata
3115		3688
3116	1	3689	1
3117	}	3690	}
3118		3691
3119	register_exticmd fx_want => sub {	3692	register_exticmd fx_want => sub {
…		…
3121		3694
3122	while (my ($k, $v) = each %$want) {	3695	while (my ($k, $v) = each %$want) {
3123	$ns->fx_want ($k, $v);	3696	$ns->fx_want ($k, $v);
3124	}	3697	}
3125	};	3698	};
		3699
		3700	sub load_resource_file($) {
		3701	my $guard = lock_acquire "load_resource_file";
		3702
		3703	my $status = load_resource_file_ $_[0];
		3704	get_slot 0.1, 100;
		3705	cf::arch::commit_load;
		3706
		3707	$status
		3708	}
		3709
		3710	sub reload_exp_table {
		3711	_reload_exp_table;
		3712
		3713	set_face "res/exp_table" => FT_RSRC,
		3714	JSON::XS->new->utf8->canonical->encode (
		3715	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3716	);
		3717	}
		3718
		3719	sub reload_materials {
		3720	_reload_materials;
		3721	}
3126		3722
3127	sub reload_regions {	3723	sub reload_regions {
3128	# HACK to clear player env face cache, we need some signal framework	3724	# HACK to clear player env face cache, we need some signal framework
3129	# for this (global event?)	3725	# for this (global event?)
3130	%ext::player_env::MUSIC_FACE_CACHE = ();	3726	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3137	if exists $_->{match};	3733	if exists $_->{match};
3138	}	3734	}
3139	}	3735	}
3140		3736
3141	sub reload_facedata {	3737	sub reload_facedata {
3142	load_facedata "$DATADIR/facedata"	3738	load_facedata $DATADIR
3143	or die "unable to load facedata\n";	3739	or die "unable to load facedata\n";
3144	}	3740	}
3145		3741
3146	sub reload_archetypes {	3742	sub reload_archetypes {
3147	load_resource_file "$DATADIR/archetypes"	3743	load_resource_file "$DATADIR/archetypes"
3148	or die "unable to load archetypes\n";	3744	or die "unable to load archetypes\n";
3149	#d# NEED to laod twice to resolve forward references	3745
3150	# this really needs to be done in an extra post-pass	3746	set_face "res/skill_info" => FT_RSRC,
3151	# (which needs to be synchronous, so solve it differently)	3747	JSON::XS->new->utf8->canonical->encode (
3152	load_resource_file "$DATADIR/archetypes"	3748	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
3153	or die "unable to load archetypes\n";	3749	);
		3750	set_face "res/spell_paths" => FT_RSRC,
		3751	JSON::XS->new->utf8->canonical->encode (
		3752	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3753	);
3154	}	3754	}
3155		3755
3156	sub reload_treasures {	3756	sub reload_treasures {
3157	load_resource_file "$DATADIR/treasures"	3757	load_resource_file "$DATADIR/treasures"
3158	or die "unable to load treasurelists\n";	3758	or die "unable to load treasurelists\n";
3159	}	3759	}
3160		3760
		3761	sub reload_sound {
		3762	trace "loading sound config from $DATADIR/sound\n";
		3763
		3764	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3765
		3766	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3767	my $sound = $soundconf->{compat}[$_]
		3768	or next;
		3769
		3770	my $face = cf::face::find "sound/$sound->[1]";
		3771	cf::sound::set $sound->[0] => $face;
		3772	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3773	}
		3774
		3775	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3776	my $face = cf::face::find "sound/$v";
		3777	cf::sound::set $k => $face;
		3778	}
		3779	}
		3780
3161	sub reload_resources {	3781	sub reload_resources {
3162	warn "reloading resource files...\n";	3782	trace "reloading resource files...\n";
3163		3783
		3784	reload_materials;
		3785	reload_facedata;
		3786	reload_exp_table;
		3787	reload_sound;
		3788	reload_archetypes;
3164	reload_regions;	3789	reload_regions;
3165	reload_facedata;
3166	#reload_archetypes;#d#
3167	reload_archetypes;
3168	reload_treasures;	3790	reload_treasures;
3169		3791
3170	warn "finished reloading resource files\n";	3792	trace "finished reloading resource files\n";
3171	}
3172
3173	sub init {
3174	reload_resources;
3175	}	3793	}
3176		3794
3177	sub reload_config {	3795	sub reload_config {
3178	open my $fh, "<:utf8", "$CONFDIR/config"	3796	trace "reloading config file...\n";
3179	or return;
3180		3797
3181	local $/;	3798	my $config = load_file "$CONFDIR/config";
3182	*CFG = YAML::Syck::Load <$fh>;	3799	utf8::decode $config;
		3800	*CFG = decode_yaml $config;
3183		3801
3184	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3802	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3185		3803
3186	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3804	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3187	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3805	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3188		3806
3189	if (exists $CFG{mlockall}) {	3807	if (exists $CFG{mlockall}) {
…		…
3193	};	3811	};
3194	warn $@ if $@;	3812	warn $@ if $@;
3195	}	3813	}
3196	}	3814	}
3197		3815
		3816	sub pidfile() {
		3817	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3818	or die "$PIDFILE: $!";
		3819	flock $fh, &Fcntl::LOCK_EX
		3820	or die "$PIDFILE: flock: $!";
		3821	$fh
		3822	}
		3823
		3824	# make sure only one server instance is running at any one time
		3825	sub atomic {
		3826	my $fh = pidfile;
		3827
		3828	my $pid = <$fh>;
		3829	kill 9, $pid if $pid > 0;
		3830
		3831	seek $fh, 0, 0;
		3832	print $fh $$;
		3833	}
		3834
		3835	sub main_loop {
		3836	trace "EV::loop starting\n";
		3837	if (1) {
		3838	EV::loop;
		3839	}
		3840	trace "EV::loop returned\n";
		3841	goto &main_loop unless $REALLY_UNLOOP;
		3842	}
		3843
3198	sub main {	3844	sub main {
		3845	cf::init_globals; # initialise logging
		3846
		3847	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3848	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3849	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3850	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3851
		3852	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3853
3199	# we must not ever block the main coroutine	3854	# we must not ever block the main coroutine
3200	local $Coro::idle = sub {	3855	$Coro::idle = sub {
3201	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3856	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3202	(async {	3857	(async {
3203	$Coro::current->{desc} = "IDLE BUG HANDLER";	3858	$Coro::current->{desc} = "IDLE BUG HANDLER";
3204	Event::one_event;	3859	EV::loop EV::LOOP_ONESHOT;
3205	})->prio (Coro::PRIO_MAX);	3860	})->prio (Coro::PRIO_MAX);
3206	};	3861	};
3207		3862
		3863	evthread_start IO::AIO::poll_fileno;
		3864
		3865	cf::sync_job {
		3866	cf::incloader::init ();
		3867
		3868	db_init;
		3869
		3870	cf::init_anim;
		3871	cf::init_attackmess;
		3872	cf::init_dynamic;
		3873
		3874	cf::load_settings;
		3875
		3876	reload_resources;
3208	reload_config;	3877	reload_config;
3209	db_init;	3878
		3879	cf::init_uuid;
		3880	cf::init_signals;
		3881	cf::init_skills;
		3882
		3883	cf::init_beforeplay;
		3884
		3885	atomic;
		3886
3210	load_extensions;	3887	load_extensions;
3211		3888
3212	$TICK_WATCHER->start;	3889	utime time, time, $RUNTIMEFILE;
3213	Event::loop;	3890
		3891	# no (long-running) fork's whatsoever before this point(!)
		3892	use POSIX ();
		3893	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3894
		3895	cf::_post_init 0;
		3896	};
		3897
		3898	cf::object::thawer::errors_are_fatal 0;
		3899	info "parse errors in files are no longer fatal from this point on.\n";
		3900
		3901	AE::postpone {
		3902	undef &main; # free gobs of memory :)
		3903	};
		3904
		3905	goto &main_loop;
3214	}	3906	}
3215		3907
3216	#############################################################################	3908	#############################################################################
3217	# initialisation and cleanup	3909	# initialisation and cleanup
3218		3910
3219	# install some emergency cleanup handlers	3911	# install some emergency cleanup handlers
3220	BEGIN {	3912	BEGIN {
		3913	our %SIGWATCHER = ();
3221	for my $signal (qw(INT HUP TERM)) {	3914	for my $signal (qw(INT HUP TERM)) {
3222	Event->signal (	3915	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3223	reentrant => 0,
3224	data => WF_AUTOCANCEL,
3225	signal => $signal,
3226	prio => 0,
3227	cb => sub {
3228	cf::cleanup "SIG$signal";	3916	cf::cleanup "SIG$signal";
3229	},
3230	);	3917	};
3231	}	3918	}
3232	}	3919	}
3233		3920
3234	sub write_runtime {	3921	sub write_runtime_sync {
3235	my $runtime = "$LOCALDIR/runtime";	3922	my $t0 = AE::time;
3236		3923
3237	# first touch the runtime file to show we are still running:	3924	# first touch the runtime file to show we are still running:
3238	# the fsync below can take a very very long time.	3925	# the fsync below can take a very very long time.
3239		3926
3240	IO::AIO::aio_utime $runtime, undef, undef;	3927	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3241		3928
3242	my $guard = cf::lock_acquire "write_runtime";	3929	my $guard = cf::lock_acquire "write_runtime";
3243		3930
3244	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3931	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3245	or return;	3932	or return;
3246		3933
3247	my $value = $cf::RUNTIME + 90 + 10;	3934	my $value = $cf::RUNTIME + 90 + 10;
3248	# 10 is the runtime save interval, for a monotonic clock	3935	# 10 is the runtime save interval, for a monotonic clock
3249	# 60 allows for the watchdog to kill the server.	3936	# 60 allows for the watchdog to kill the server.
…		…
3259	aio_utime $fh, undef, undef;	3946	aio_utime $fh, undef, undef;
3260		3947
3261	close $fh	3948	close $fh
3262	or return;	3949	or return;
3263		3950
3264	aio_rename "$runtime~", $runtime	3951	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3265	and return;	3952	and return;
3266		3953
3267	warn "runtime file written.\n";	3954	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3268		3955
3269	1	3956	1
		3957	}
		3958
		3959	our $uuid_lock;
		3960	our $uuid_skip;
		3961
		3962	sub write_uuid_sync($) {
		3963	$uuid_skip ||= $_[0];
		3964
		3965	return if $uuid_lock;
		3966	local $uuid_lock = 1;
		3967
		3968	my $uuid = "$LOCALDIR/uuid";
		3969
		3970	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3971	or return;
		3972
		3973	my $value = uuid_seq uuid_cur;
		3974
		3975	unless ($value) {
		3976	info "cowardly refusing to write zero uuid value!\n";
		3977	return;
		3978	}
		3979
		3980	my $value = uuid_str $value + $uuid_skip;
		3981	$uuid_skip = 0;
		3982
		3983	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3984	and return;
		3985
		3986	# always fsync - this file is important
		3987	aio_fsync $fh
		3988	and return;
		3989
		3990	close $fh
		3991	or return;
		3992
		3993	aio_rename "$uuid~", $uuid
		3994	and return;
		3995
		3996	trace "uuid file written ($value).\n";
		3997
		3998	1
		3999
		4000	}
		4001
		4002	sub write_uuid($$) {
		4003	my ($skip, $sync) = @_;
		4004
		4005	$sync ? write_uuid_sync $skip
		4006	: async { write_uuid_sync $skip };
3270	}	4007	}
3271		4008
3272	sub emergency_save() {	4009	sub emergency_save() {
3273	my $freeze_guard = cf::freeze_mainloop;	4010	my $freeze_guard = cf::freeze_mainloop;
3274		4011
3275	warn "enter emergency perl save\n";	4012	info "emergency_perl_save: enter\n";
		4013
		4014	# this is a trade-off: we want to be very quick here, so
		4015	# save all maps without fsync, and later call a global sync
		4016	# (which in turn might be very very slow)
		4017	local $USE_FSYNC = 0;
3276		4018
3277	cf::sync_job {	4019	cf::sync_job {
		4020	cf::write_runtime_sync; # external watchdog should not bark
		4021
3278	# use a peculiar iteration method to avoid tripping on perl	4022	# use a peculiar iteration method to avoid tripping on perl
3279	# refcount bugs in for. also avoids problems with players	4023	# refcount bugs in for. also avoids problems with players
3280	# and maps saved/destroyed asynchronously.	4024	# and maps saved/destroyed asynchronously.
3281	warn "begin emergency player save\n";	4025	info "emergency_perl_save: begin player save\n";
3282	for my $login (keys %cf::PLAYER) {	4026	for my $login (keys %cf::PLAYER) {
3283	my $pl = $cf::PLAYER{$login} or next;	4027	my $pl = $cf::PLAYER{$login} or next;
3284	$pl->valid or next;	4028	$pl->valid or next;
3285	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4029	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3286	$pl->save;	4030	$pl->save;
3287	}	4031	}
3288	warn "end emergency player save\n";	4032	info "emergency_perl_save: end player save\n";
3289		4033
3290	warn "begin emergency map save\n";	4034	cf::write_runtime_sync; # external watchdog should not bark
		4035
		4036	info "emergency_perl_save: begin map save\n";
3291	for my $path (keys %cf::MAP) {	4037	for my $path (keys %cf::MAP) {
3292	my $map = $cf::MAP{$path} or next;	4038	my $map = $cf::MAP{$path} or next;
3293	$map->valid or next;	4039	$map->valid or next;
3294	$map->save;	4040	$map->save;
3295	}	4041	}
3296	warn "end emergency map save\n";	4042	info "emergency_perl_save: end map save\n";
3297		4043
3298	warn "begin emergency database checkpoint\n";	4044	cf::write_runtime_sync; # external watchdog should not bark
		4045
		4046	info "emergency_perl_save: begin database checkpoint\n";
3299	BDB::db_env_txn_checkpoint $DB_ENV;	4047	BDB::db_env_txn_checkpoint $DB_ENV;
3300	warn "end emergency database checkpoint\n";	4048	info "emergency_perl_save: end database checkpoint\n";
		4049
		4050	info "emergency_perl_save: begin write uuid\n";
		4051	write_uuid_sync 1;
		4052	info "emergency_perl_save: end write uuid\n";
		4053
		4054	cf::write_runtime_sync; # external watchdog should not bark
		4055
		4056	trace "emergency_perl_save: syncing database to disk";
		4057	BDB::db_env_txn_checkpoint $DB_ENV;
		4058
		4059	info "emergency_perl_save: starting sync\n";
		4060	IO::AIO::aio_sync sub {
		4061	info "emergency_perl_save: finished sync\n";
		4062	};
		4063
		4064	cf::write_runtime_sync; # external watchdog should not bark
		4065
		4066	trace "emergency_perl_save: flushing outstanding aio requests";
		4067	while (IO::AIO::nreqs || BDB::nreqs) {
		4068	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4069	}
		4070
		4071	cf::write_runtime_sync; # external watchdog should not bark
3301	};	4072	};
3302		4073
3303	warn "leave emergency perl save\n";	4074	info "emergency_perl_save: leave\n";
3304	}	4075	}
3305		4076
3306	sub post_cleanup {	4077	sub post_cleanup {
3307	my ($make_core) = @_;	4078	my ($make_core) = @_;
3308		4079
		4080	IO::AIO::flush;
		4081
3309	warn Carp::longmess "post_cleanup backtrace"	4082	error Carp::longmess "post_cleanup backtrace"
3310	if $make_core;	4083	if $make_core;
		4084
		4085	my $fh = pidfile;
		4086	unlink $PIDFILE if <$fh> == $$;
		4087	}
		4088
		4089	# a safer delete_package, copied from Symbol
		4090	sub clear_package($) {
		4091	my $pkg = shift;
		4092
		4093	# expand to full symbol table name if needed
		4094	unless ($pkg =~ /^main::.*::$/) {
		4095	$pkg = "main$pkg" if $pkg =~ /^::/;
		4096	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4097	$pkg .= '::' unless $pkg =~ /::$/;
		4098	}
		4099
		4100	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4101	my $stem_symtab = *{$stem}{HASH};
		4102
		4103	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4104	or return;
		4105
		4106	# clear all symbols
		4107	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4108	for my $name (keys %$leaf_symtab) {
		4109	_gv_clear *{"$pkg$name"};
		4110	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4111	}
3311	}	4112	}
3312		4113
3313	sub do_reload_perl() {	4114	sub do_reload_perl() {
3314	# can/must only be called in main	4115	# can/must only be called in main
3315	if ($Coro::current != $Coro::main) {	4116	unless (in_main) {
3316	warn "can only reload from main coroutine";	4117	error "can only reload from main coroutine";
3317	return;	4118	return;
3318	}	4119	}
3319		4120
3320	warn "reloading...";	4121	return if $RELOAD++;
3321		4122
3322	warn "entering sync_job";	4123	my $t1 = AE::time;
3323		4124
		4125	while ($RELOAD) {
		4126	cf::get_slot 0.1, -1, "reload_perl";
		4127	info "perl_reload: reloading...";
		4128
		4129	trace "perl_reload: entering sync_job";
		4130
3324	cf::sync_job {	4131	cf::sync_job {
3325	cf::write_runtime; # external watchdog should not bark
3326	cf::emergency_save;	4132	#cf::emergency_save;
3327	cf::write_runtime; # external watchdog should not bark
3328		4133
3329	warn "syncing database to disk";
3330	BDB::db_env_txn_checkpoint $DB_ENV;
3331
3332	# if anything goes wrong in here, we should simply crash as we already saved
3333
3334	warn "cancelling all WF_AUTOCANCEL watchers";
3335	for (Event::all_watchers) {
3336	$_->cancel if $_->data & WF_AUTOCANCEL;
3337	}
3338
3339	warn "flushing outstanding aio requests";
3340	for (;;) {
3341	BDB::flush;
3342	IO::AIO::flush;
3343	Coro::cede;
3344	last unless IO::AIO::nreqs || BDB::nreqs;
3345	warn "iterate...";
3346	}
3347
3348	++$RELOAD;
3349
3350	warn "cancelling all extension coros";	4134	trace "perl_reload: cancelling all extension coros";
3351	$_->cancel for values %EXT_CORO;	4135	$_->cancel for values %EXT_CORO;
3352	%EXT_CORO = ();	4136	%EXT_CORO = ();
3353		4137
3354	warn "removing commands";	4138	trace "perl_reload: removing commands";
3355	%COMMAND = ();	4139	%COMMAND = ();
3356		4140
3357	warn "removing ext/exti commands";	4141	trace "perl_reload: removing ext/exti commands";
3358	%EXTCMD = ();	4142	%EXTCMD = ();
3359	%EXTICMD = ();	4143	%EXTICMD = ();
3360		4144
3361	warn "unloading/nuking all extensions";	4145	trace "perl_reload: unloading/nuking all extensions";
3362	for my $pkg (@EXTS) {	4146	for my $pkg (@EXTS) {
3363	warn "... unloading $pkg";	4147	trace "... unloading $pkg";
3364		4148
3365	if (my $cb = $pkg->can ("unload")) {	4149	if (my $cb = $pkg->can ("unload")) {
3366	eval {	4150	eval {
3367	$cb->($pkg);	4151	$cb->($pkg);
3368	1	4152	1
3369	} or warn "$pkg unloaded, but with errors: $@";	4153	} or error "$pkg unloaded, but with errors: $@";
		4154	}
		4155
		4156	trace "... clearing $pkg";
		4157	clear_package $pkg;
3370	}	4158	}
3371		4159
3372	warn "... nuking $pkg";
3373	Symbol::delete_package $pkg;
3374	}
3375
3376	warn "unloading all perl modules loaded from $LIBDIR";	4160	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3377	while (my ($k, $v) = each %INC) {	4161	while (my ($k, $v) = each %INC) {
3378	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4162	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3379		4163
3380	warn "... unloading $k";	4164	trace "... unloading $k";
3381	delete $INC{$k};	4165	delete $INC{$k};
3382		4166
3383	$k =~ s/\.pm$//;	4167	$k =~ s/\.pm$//;
3384	$k =~ s/\//::/g;	4168	$k =~ s/\//::/g;
3385		4169
3386	if (my $cb = $k->can ("unload_module")) {	4170	if (my $cb = $k->can ("unload_module")) {
3387	$cb->();	4171	$cb->();
		4172	}
		4173
		4174	clear_package $k;
3388	}	4175	}
3389		4176
3390	Symbol::delete_package $k;
3391	}
3392
3393	warn "getting rid of safe::, as good as possible";	4177	trace "perl_reload: getting rid of safe::, as good as possible";
3394	Symbol::delete_package "safe::$_"	4178	clear_package "safe::$_"
3395	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4179	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3396		4180
3397	warn "unloading cf.pm \"a bit\"";	4181	trace "perl_reload: unloading cf.pm \"a bit\"";
3398	delete $INC{"cf.pm"};	4182	delete $INC{"cf.pm"};
3399	delete $INC{"cf/pod.pm"};	4183	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3400		4184
3401	# don't, removes xs symbols, too,	4185	# don't, removes xs symbols, too,
3402	# and global variables created in xs	4186	# and global variables created in xs
3403	#Symbol::delete_package __PACKAGE__;	4187	#clear_package __PACKAGE__;
3404		4188
3405	warn "unload completed, starting to reload now";	4189	info "perl_reload: unload completed, starting to reload now";
3406		4190
3407	warn "reloading cf.pm";	4191	trace "perl_reload: reloading cf.pm";
3408	require cf;	4192	require cf;
3409	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4193	cf::_connect_to_perl_1;
3410		4194
3411	warn "loading config and database again";	4195	trace "perl_reload: loading config and database again";
3412	cf::reload_config;	4196	cf::reload_config;
3413		4197
3414	warn "loading extensions";	4198	trace "perl_reload: loading extensions";
3415	cf::load_extensions;	4199	cf::load_extensions;
3416		4200
		4201	if ($REATTACH_ON_RELOAD) {
3417	warn "reattaching attachments to objects/players";	4202	trace "perl_reload: reattaching attachments to objects/players";
3418	_global_reattach; # objects, sockets	4203	_global_reattach; # objects, sockets
3419	warn "reattaching attachments to maps";	4204	trace "perl_reload: reattaching attachments to maps";
3420	reattach $_ for values %MAP;	4205	reattach $_ for values %MAP;
3421	warn "reattaching attachments to players";	4206	trace "perl_reload: reattaching attachments to players";
3422	reattach $_ for values %PLAYER;	4207	reattach $_ for values %PLAYER;
		4208	}
3423		4209
3424	warn "leaving sync_job";	4210	cf::_post_init 1;
3425		4211
		4212	trace "perl_reload: leaving sync_job";
		4213
3426	1	4214	1
3427	} or do {	4215	} or do {
3428	warn $@;	4216	error $@;
3429	warn "error while reloading, exiting.";	4217	cf::cleanup "perl_reload: error, exiting.";
3430	exit 1;	4218	};
		4219
		4220	--$RELOAD;
3431	};	4221	}
3432		4222
3433	warn "reloaded";	4223	$t1 = AE::time - $t1;
		4224	info "perl_reload: completed in ${t1}s\n";
3434	};	4225	};
3435		4226
3436	our $RELOAD_WATCHER; # used only during reload	4227	our $RELOAD_WATCHER; # used only during reload
3437		4228
3438	sub reload_perl() {	4229	sub reload_perl() {
3439	# doing reload synchronously and two reloads happen back-to-back,	4230	# doing reload synchronously and two reloads happen back-to-back,
3440	# coro crashes during coro_state_free->destroy here.	4231	# coro crashes during coro_state_free->destroy here.
3441		4232
3442	$RELOAD_WATCHER ||= Event->timer (	4233	$RELOAD_WATCHER ||= cf::async {
3443	reentrant => 0,	4234	Coro::AIO::aio_wait cache_extensions;
3444	after => 0,	4235
3445	data => WF_AUTOCANCEL,	4236	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3446	cb => sub {
3447	do_reload_perl;	4237	do_reload_perl;
3448	undef $RELOAD_WATCHER;	4238	undef $RELOAD_WATCHER;
3449	},	4239	};
3450	);	4240	};
3451	}	4241	}
3452		4242
3453	register_command "reload" => sub {	4243	register_command "reload" => sub {
3454	my ($who, $arg) = @_;	4244	my ($who, $arg) = @_;
3455		4245
…		…
3460	reload_perl;	4250	reload_perl;
3461	};	4251	};
3462	}	4252	}
3463	};	4253	};
3464		4254
3465	unshift @INC, $LIBDIR;	4255	#############################################################################
3466		4256
3467	my $bug_warning = 0;	4257	my $bug_warning = 0;
3468		4258
3469	our @WAIT_FOR_TICK;
3470	our @WAIT_FOR_TICK_BEGIN;
3471
3472	sub wait_for_tick {	4259	sub wait_for_tick() {
3473	return unless $TICK_WATCHER->is_active;	4260	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3474	return if $Coro::current == $Coro::main;
3475		4261
3476	my $signal = new Coro::Signal;	4262	$WAIT_FOR_TICK->wait;
3477	push @WAIT_FOR_TICK, $signal;
3478	$signal->wait;
3479	}	4263	}
3480		4264
3481	sub wait_for_tick_begin {	4265	sub wait_for_tick_begin() {
3482	return unless $TICK_WATCHER->is_active;	4266	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3483	return if $Coro::current == $Coro::main;
3484		4267
3485	my $signal = new Coro::Signal;	4268	my $signal = new Coro::Signal;
3486	push @WAIT_FOR_TICK_BEGIN, $signal;	4269	push @WAIT_FOR_TICK_BEGIN, $signal;
3487	$signal->wait;	4270	$signal->wait;
3488	}	4271	}
3489		4272
3490	$TICK_WATCHER = Event->timer (	4273	sub tick {
3491	reentrant => 0,
3492	parked => 1,
3493	prio => 0,
3494	at => $NEXT_TICK || $TICK,
3495	data => WF_AUTOCANCEL,
3496	cb => sub {
3497	if ($Coro::current != $Coro::main) {	4274	if ($Coro::current != $Coro::main) {
3498	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4275	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3499	unless ++$bug_warning > 10;	4276	unless ++$bug_warning > 10;
3500	return;	4277	return;
3501	}	4278	}
3502		4279
3503	$NOW = $tick_start = Event::time;	4280	cf::one_tick; # one server iteration
3504		4281
3505	cf::server_tick; # one server iteration	4282	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3506		4283
3507	$RUNTIME += $TICK;
3508	$NEXT_TICK += $TICK;
3509
3510	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4284	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3511	$NEXT_RUNTIME_WRITE = $NOW + 10;	4285	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3512	Coro::async_pool {	4286	Coro::async_pool {
3513	$Coro::current->{desc} = "runtime saver";	4287	$Coro::current->{desc} = "runtime saver";
3514	write_runtime	4288	write_runtime_sync
3515	or warn "ERROR: unable to write runtime file: $!";	4289	or error "ERROR: unable to write runtime file: $!";
3516	};
3517	}	4290	};
		4291	}
3518		4292
3519	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4293	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3520	$sig->send;	4294	$sig->send;
3521	}	4295	}
3522	while (my $sig = shift @WAIT_FOR_TICK) {	4296	$WAIT_FOR_TICK->broadcast;
3523	$sig->send;
3524	}
3525		4297
3526	$NOW = Event::time;	4298	$LOAD = ($NOW - $TICK_START) / $TICK;
3527
3528	# if we are delayed by four ticks or more, skip them all
3529	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3530
3531	$TICK_WATCHER->at ($NEXT_TICK);
3532	$TICK_WATCHER->start;
3533
3534	$LOAD = ($NOW - $tick_start) / $TICK;
3535	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4299	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3536		4300
3537	_post_tick;	4301	if (0) {
		4302	if ($NEXT_TICK) {
		4303	my $jitter = $TICK_START - $NEXT_TICK;
		4304	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4305	debug "jitter $JITTER\n";#d#
		4306	}
3538	},	4307	}
3539	);	4308	}
3540		4309
3541	{	4310	{
		4311	# configure BDB
		4312	info "initialising database";
		4313
3542	BDB::min_parallel 8;	4314	BDB::min_parallel 16;
3543	BDB::max_poll_time $TICK * 0.1;	4315	BDB::max_poll_reqs $TICK * 0.1;
3544	$BDB_POLL_WATCHER = Event->io (	4316	#$AnyEvent::BDB::WATCHER->priority (1);
3545	reentrant => 0,
3546	fd => BDB::poll_fileno,
3547	poll => 'r',
3548	prio => 0,
3549	data => WF_AUTOCANCEL,
3550	cb => \&BDB::poll_cb,
3551	);
3552
3553	BDB::set_sync_prepare {
3554	my $status;
3555	my $current = $Coro::current;
3556	(
3557	sub {
3558	$status = $!;
3559	$current->ready; undef $current;
3560	},
3561	sub {
3562	Coro::schedule while defined $current;
3563	$! = $status;
3564	},
3565	)
3566	};
3567		4317
3568	unless ($DB_ENV) {	4318	unless ($DB_ENV) {
3569	$DB_ENV = BDB::db_env_create;	4319	$DB_ENV = BDB::db_env_create;
3570	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4320	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3571	| BDB::LOG_AUTOREMOVE, 1);	4321	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4322	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3572	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4323	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3573	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4324	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3574		4325
3575	cf::sync_job {	4326	cf::sync_job {
3576	eval {	4327	eval {
…		…
3586		4337
3587	cf::cleanup "db_env_open(db): $@" if $@;	4338	cf::cleanup "db_env_open(db): $@" if $@;
3588	};	4339	};
3589	}	4340	}
3590		4341
3591	$BDB_DEADLOCK_WATCHER = Event->timer (	4342	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3592	after => 3,
3593	interval => 1,
3594	hard => 1,
3595	prio => 0,
3596	data => WF_AUTOCANCEL,
3597	cb => sub {
3598	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4343	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3599	},
3600	);	4344	};
3601	$BDB_CHECKPOINT_WATCHER = Event->timer (	4345	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3602	after => 11,
3603	interval => 60,
3604	hard => 1,
3605	prio => 0,
3606	data => WF_AUTOCANCEL,
3607	cb => sub {
3608	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4346	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3609	},
3610	);	4347	};
3611	$BDB_TRICKLE_WATCHER = Event->timer (	4348	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3612	after => 5,
3613	interval => 10,
3614	hard => 1,
3615	prio => 0,
3616	data => WF_AUTOCANCEL,
3617	cb => sub {
3618	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4349	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3619	},
3620	);	4350	};
		4351
		4352	info "database initialised";
3621	}	4353	}
3622		4354
3623	{	4355	{
		4356	# configure IO::AIO
		4357
		4358	info "initialising aio";
3624	IO::AIO::min_parallel 8;	4359	IO::AIO::min_parallel 8;
3625
3626	undef $Coro::AIO::WATCHER;
3627	IO::AIO::max_poll_time $TICK * 0.1;	4360	IO::AIO::max_poll_time $TICK * 0.1;
3628	$AIO_POLL_WATCHER = Event->io (	4361	undef $AnyEvent::AIO::WATCHER;
3629	reentrant => 0,	4362	info "aio initialised";
3630	data => WF_AUTOCANCEL,
3631	fd => IO::AIO::poll_fileno,
3632	poll => 'r',
3633	prio => 0,
3634	cb => \&IO::AIO::poll_cb,
3635	);
3636	}	4363	}
3637		4364
3638	my $_log_backtrace;	4365	our $_log_backtrace;
		4366	our $_log_backtrace_last;
3639		4367
3640	sub _log_backtrace {	4368	sub _log_backtrace {
3641	my ($msg, @addr) = @_;	4369	my ($msg, @addr) = @_;
3642		4370
3643	$msg =~ s/\n//;	4371	$msg =~ s/\n$//;
3644		4372
		4373	if ($_log_backtrace_last eq $msg) {
		4374	LOG llevInfo, "[ABT] $msg\n";
		4375	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3645	# limit the # of concurrent backtraces	4376	# limit the # of concurrent backtraces
3646	if ($_log_backtrace < 2) {	4377	} elsif ($_log_backtrace < 2) {
		4378	$_log_backtrace_last = $msg;
3647	++$_log_backtrace;	4379	++$_log_backtrace;
		4380	my $perl_bt = Carp::longmess $msg;
3648	async {	4381	async {
3649	$Coro::current->{desc} = "abt $msg";	4382	$Coro::current->{desc} = "abt $msg";
3650		4383
3651	my @bt = fork_call {	4384	my @bt = fork_call {
3652	@addr = map { sprintf "%x", $_ } @addr;	4385	@addr = map { sprintf "%x", $_ } @addr;
…		…
3663	}	4396	}
3664		4397
3665	@funcs	4398	@funcs
3666	};	4399	};
3667		4400
3668	LOG llevInfo, "[ABT] $msg\n";	4401	LOG llevInfo, "[ABT] $perl_bt\n";
		4402	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3669	LOG llevInfo, "[ABT] $_\n" for @bt;	4403	LOG llevInfo, "[ABT] $_\n" for @bt;
3670	--$_log_backtrace;	4404	--$_log_backtrace;
3671	};	4405	};
3672	} else {	4406	} else {
3673	LOG llevInfo, "[ABT] $msg\n";	4407	LOG llevInfo, "[ABT] $msg\n";
3674	LOG llevInfo, "[ABT] [suppressed]\n";	4408	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3675	}	4409	}
3676	}	4410	}
3677		4411
3678	# load additional modules	4412	# load additional modules
3679	use cf::pod;	4413	require "cf/$_.pm" for @EXTRA_MODULES;
		4414	cf::_connect_to_perl_2;
3680		4415
3681	END { cf::emergency_save }	4416	END { cf::emergency_save }
3682		4417
3683	1	4418	1
3684		4419

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