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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.373 by root, Sat Sep 15 15:58:06 2007 UTC vs.
Revision 1.619 by root, Tue Aug 11 02:12:12 2015 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 3.64 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
24	use Coro::Util ();	54	use Coro::Util ();
25		55
		56	use Guard ();
26	use JSON::XS ();	57	use JSON::XS 2.01 ();
27	use BDB ();	58	use BDB ();
28	use Data::Dumper;	59	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	60	use Fcntl;
31	use YAML::Syck ();	61	use YAML::XS ();
32	use IO::AIO 2.32 ();	62	use IO::AIO ();
33	use Time::HiRes;
34	use Compress::LZF;	63	use Compress::LZF;
35	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
36		67
37	# configure various modules to our taste	68	# configure various modules to our taste
38	#	69	#
39	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	71	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		72
		73	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		74
		75	# make sure c-lzf reinitialises itself
		76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		78
43	$Event::Eval = 1; # no idea why this is required, but it is	79	# strictly for debugging
44		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		81
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		83
		84	our @ORIG_INC;
51		85
52	our %COMMAND = ();	86	our %COMMAND = ();
53	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
54		88
55	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
57	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
60		96
61	our $RELOAD; # number of reloads so far	97	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
63		101
64	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
65	our $DATADIR = datadir;	104	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
69	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
		115	our $PIDFILE = "$LOCALDIR/pid";
		116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		117
		118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
75		125
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	128	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		130
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	134	our $DB_ENV;
89		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
90	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
91		140
92	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
		144	our $NOW;
94		145
95	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
98		149
99	# used to convert map paths into valid unix filenames by replacing / by ∕	150	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	151	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		152
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	153	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
		155	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	156	our $TICK_START; # for load detecting purposes
		157
		158	our @POST_INIT;
		159
		160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
105		165
106	binmode STDOUT;	166	binmode STDOUT;
107	binmode STDERR;	167	binmode STDERR;
108		168
109	# read virtual server time, if available	169	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	170	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	171	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
114	}	174	}
		175
		176	eval "sub TICK() { $TICK } 1" or die;
115		177
116	mkdir $_	178	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		180
119	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
120		182
121	sub cf::map::normalise;	183	sub cf::map::normalise;
122		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
123	#############################################################################	189	#############################################################################
124		190
		191	%REFLECT = ();
		192	for (@REFLECT) {
		193	my $reflect = JSON::XS::decode_json $_;
		194	$REFLECT{$reflect->{class}} = $reflect;
		195	}
		196
		197	# this is decidedly evil
		198	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		199
		200	#############################################################################
		201
125	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
126		203
127	=over 4	204	=over 4
128		205
129	=item $cf::UPTIME	206	=item $cf::UPTIME
130		207
131	The timestamp of the server start (so not actually an uptime).	208	The timestamp of the server start (so not actually an "uptime").
		209
		210	=item $cf::SERVER_TICK
		211
		212	An unsigned integer that starts at zero when the server is started and is
		213	incremented on every tick.
		214
		215	=item $cf::NOW
		216
		217	The (real) time of the last (current) server tick - updated before and
		218	after tick processing, so this is useful only as a rough "what time is it
		219	now" estimate.
		220
		221	=item $cf::TICK
		222
		223	The interval between each server tick, in seconds.
132		224
133	=item $cf::RUNTIME	225	=item $cf::RUNTIME
134		226
135	The time this server has run, starts at 0 and is increased by $cf::TICK on	227	The time this server has run, starts at 0 and is increased by $cf::TICK on
136	every server tick.	228	every server tick.
137		229
138	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
139	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
140	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
141		233
142	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
143	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
144	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
145	database environment.	237	database environment.
146		238
147	=item $cf::NOW
148
149	The time of the last (current) server tick.
150
151	=item $cf::TICK
152
153	The interval between server ticks, in seconds.
154
155	=item $cf::LOADAVG	239	=item $cf::LOADAVG
156		240
157	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
158	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
159	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
162		246
163	The raw value load value from the last tick.	247	The raw value load value from the last tick.
164		248
165	=item %cf::CFG	249	=item %cf::CFG
166		250
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	252	from wherever your confdir points to.
169		253
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		255
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
173	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
175		277
176	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
177		279
178	This array contains the results of the last C<invoke ()> call. When	280	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	282	that call.
181		283
		284	=item %cf::REFLECT
		285
		286	Contains, for each (C++) class name, a hash reference with information
		287	about object members (methods, scalars, arrays and flags) and other
		288	metadata, which is useful for introspection.
		289
182	=back	290	=back
183		291
184	=cut	292	=cut
185		293
186	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	295	sub warn (@) { LOG llevWarn , join "", @_ }
		296	sub info (@) { LOG llevInfo , join "", @_ }
		297	sub debug(@) { LOG llevDebug, join "", @_ }
		298	sub trace(@) { LOG llevTrace, join "", @_ }
		299
		300	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	301	my $msg = join "", @_;
189		302
190	$msg .= "\n"	303	$msg .= "\n"
191	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
192		305
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	306	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		307
195	LOG llevError, $msg;	308	LOG llevWarn, $msg;
196	};	309	};
197	}	310
		311	$Coro::State::DIEHOOK = sub {
		312	return unless $^S eq 0; # "eq", not "=="
		313
		314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
		317	error "DIEHOOK called in main context, Coro bug?\n";#d#
		318	return;#d#
		319	}#d#
		320
		321	# kill coroutine otherwise
		322	Coro::terminate
		323	};
198		324
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	335	for my $pkg (qw(
210	cf::global cf::attachable	336	cf::global cf::attachable
211	cf::object cf::object::player	337	cf::object cf::object::player
212	cf::client cf::player	338	cf::client cf::player
213	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
214	cf::map cf::party cf::region	341	cf::party cf::region
215	)) {	342	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	344	}
219		345
220	$Event::DIED = sub {	346	$EV::DIED = sub {
221	warn "error in event callback: @_";	347	warn "error in event callback: $@";
222	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
223		354
224	#############################################################################	355	#############################################################################
225		356
226	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
227		358
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	380	$d
250	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
251	}	382	}
252		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($path, $data, $sync) = @_;
		407
		408	my $lock = cf::lock_acquire ("replace_file:$path");
		409
		410	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		411	or return;
		412
		413	$data = $data->() if ref $data;
		414
		415	length $data == aio_write $fh, 0, (length $data), $data, 0
		416	or return;
		417
		418	!$sync
		419	or !aio_fsync $fh
		420	or return;
		421
		422	aio_close $fh
		423	and return;
		424
		425	aio_rename "$path~", $path
		426	and return;
		427
		428	if ($sync) {
		429	$path =~ s%/[^/]*$%%;
		430	aio_pathsync $path;
		431	}
		432
		433	1
		434	}
		435
253	=item $ref = cf::from_json $json	436	=item $ref = cf::decode_json $json
254		437
255	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
256		439
257	=item $json = cf::to_json $ref	440	=item $json = cf::encode_json $ref
258		441
259	Converts a perl data structure into its JSON representation.	442	Converts a perl data structure into its JSON representation.
260		443
261	=cut	444	=cut
262		445
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		447
265	sub to_json ($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
		450
		451	=item $ref = cf::decode_storable $scalar
		452
		453	Same as Coro::Storable::thaw, so blocks.
		454
		455	=cut
		456
		457	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		458
		459	=item $ref = cf::decode_yaml $scalar
		460
		461	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		462
		463	=cut
		464
		465	sub decode_yaml($) {
		466	fork_call { YAML::XS::Load $_[0] } @_
		467	}
		468
		469	=item $scalar = cf::unlzf $scalar
		470
		471	Same as Compress::LZF::compress, but takes server ticks into account, so
		472	blocks.
		473
		474	=cut
		475
		476	sub unlzf($) {
		477	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		478	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		479	Compress::LZF::decompress $_[0]
		480	}
		481
		482	=item cf::post_init { BLOCK }
		483
		484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		485	but I<before> the server starts ticking again.
		486
		487	The codeblock will have a single boolean argument to indicate whether this
		488	is a reload or not.
		489
		490	=cut
		491
		492	sub post_init(&) {
		493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
		511	}
267		512
268	=item cf::lock_wait $string	513	=item cf::lock_wait $string
269		514
270	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
271		516
272	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
273		518
274	Wait until the given lock is available and then acquires it and returns	519	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	520	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
277	returned.	522	returned.
278		523
279	Locks are *not* recursive, locking from the same coro twice results in a	524	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	525	deadlocked coro.
…		…
286		531
287	Return true if the lock is currently active, i.e. somebody has locked it.	532	Return true if the lock is currently active, i.e. somebody has locked it.
288		533
289	=cut	534	=cut
290		535
291	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		537
294	sub lock_wait($) {	538	sub lock_wait($) {
295	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	540	}
308		541
309	sub lock_acquire($) {	542	sub lock_acquire($) {
310	my ($key) = @_;	543	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	544	}
324		545
325	sub lock_active($) {	546	sub lock_active($) {
326	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	548	}
330		549
331	sub freeze_mainloop {	550	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
333		552
334	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	554	}
336	};	555
337	$TICK_WATCHER->stop;	556	=item cf::periodic $interval, $cb
338	$guard	557
		558	Like EV::periodic, but randomly selects a starting point so that the actions
		559	get spread over time.
		560
		561	=cut
		562
		563	sub periodic($$) {
		564	my ($interval, $cb) = @_;
		565
		566	my $start = rand List::Util::min 180, $interval;
		567
		568	EV::periodic $start, $interval, 0, $cb
339	}	569	}
340		570
341	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
342		572
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
344	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
345	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority less than zero, interactive jobs
		579	should use 100 or more.
346		580
347	The optional C<$name> can be used to identify the job to run. It might be	581	The optional C<$name> can be used to identify the job to run. It might be
348	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
349		583
350	Useful for short background jobs.	584	Useful for short background jobs.
351		585
352	=cut	586	=cut
353		587
354	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
356		591
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
		594	$Coro::current->desc ("timeslot manager");
		595
359	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
360		598
361	while () {	599	while () {
362	next_job:	600	next_job:
		601
		602	Coro::cede;
		603
363	my $avail = cf::till_tick;	604	my $avail = cf::till_tick;
364	if ($avail > 0.01) {	605
365	for (0 .. $#SLOT_QUEUE) {	606	for (0 .. $#SLOT_QUEUE) {
366	if ($SLOT_QUEUE[$_][0] < $avail) {	607	if ($SLOT_QUEUE[$_][0] <= $avail) {
		608	$busy = 0;
367	my $job = splice @SLOT_QUEUE, $_, 1, ();	609	my $job = splice @SLOT_QUEUE, $_, 1, ();
368	$job->[2]->send;	610	$job->[2]->send;
369	Coro::cede;
370	goto next_job;	611	goto next_job;
371	}	612	} else {
		613	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
372	}	614	}
373	}	615	}
374		616
375	if (@SLOT_QUEUE) {	617	if (@SLOT_QUEUE) {
376	# we do not use wait_For_tick() as it returns immediately when tick is inactive	618	wait_for_tick;
377	push @cf::WAIT_FOR_TICK, $signal;
378	$signal->wait;
379	} else {	619	} else {
		620	$busy = 0;
380	Coro::schedule;	621	Coro::schedule;
381	}	622	}
382	}	623	}
383	};	624	};
384		625
385	sub get_slot($;$$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
386	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
387		630
388	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
389	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
390		634
391	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
392	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
393	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
404		648
405	BEGIN { *async = \&Coro::async_pool }	649	BEGIN { *async = \&Coro::async_pool }
406		650
407	=item cf::sync_job { BLOCK }	651	=item cf::sync_job { BLOCK }
408		652
409	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	653	The design of Deliantra requires that the main coroutine ($Coro::main)
410	is always able to handle events or runnable, as Crossfire TRT is only	654	is always able to handle events or runnable, as Deliantra is only
411	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	655	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
412	acceptable.	656	acceptable.
413		657
414	If it must be done, put the blocking parts into C<sync_job>. This will run	658	If it must be done, put the blocking parts into C<sync_job>. This will run
415	the given BLOCK in another coroutine while waiting for the result. The	659	the given BLOCK in another coroutine while waiting for the result. The
…		…
419	=cut	663	=cut
420		664
421	sub sync_job(&) {	665	sub sync_job(&) {
422	my ($job) = @_;	666	my ($job) = @_;
423		667
424	if ($Coro::current == $Coro::main) {	668	if (in_main) {
425	my $time = Event::time;	669	my $time = AE::time;
426		670
427	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
428	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
429		673
430	# TODO: use suspend/resume instead	674	#LOG llevError, Carp::longmess "sync job";#d#
431	# (but this is cancel-safe)	675
432	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
433		677
434	my $busy = 1;	678	my $busy = 1;
435	my @res;	679	my @res;
436		680
437	(async {	681	(async {
		682	$Coro::current->desc ("sync job coro");
438	@res = eval { $job->() };	683	@res = eval { $job->() };
439	warn $@ if $@;	684	error $@ if $@;
440	undef $busy;	685	undef $busy;
441	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
442		687
443	while ($busy) {	688	while ($busy) {
444	Coro::cede or Event::one_event;	689	if (Coro::nready) {
		690	Coro::cede_notself;
		691	} else {
		692	EV::run EV::RUN_ONCE;
445	}	693	}
		694	}
446		695
447	$time = Event::time - $time;	696	my $time = AE::time - $time;
448		697
449	LOG llevError | logBacktrace, Carp::longmess "long sync job"
450	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
451
452	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
453		699
454	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
455	} else {	701	} else {
456	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
457		703
…		…
477	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
478		724
479	$coro	725	$coro
480	}	726	}
481		727
482	=item fork_call { }, $args	728	=item fork_call { }, @args
483		729
484	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
485	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
486	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
487	never block itself or use any form of Event handling.	733	never block itself or use any form of event handling.
488		734
489	=cut	735	=cut
		736
		737	sub post_fork {
		738	reset_signals;
		739	}
490		740
491	sub fork_call(&@) {	741	sub fork_call(&@) {
492	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
493		743
494	# we seemingly have to make a local copy of the whole thing,
495	# otherwise perl prematurely frees the stuff :/
496	# TODO: investigate and fix (likely this will be rather laborious)
497
498	my @res = Coro::Util::fork_eval {	744	my @res = Coro::Util::fork_eval {
499	reset_signals;	745	cf::post_fork;
500	&$cb	746	&$cb
501	}, @args;	747	} @args;
502		748
503	wantarray ? @res : $res[-1]	749	wantarray ? @res : $res[-1]
		750	}
		751
		752	sub objinfo {
		753	(
		754	"counter value" => cf::object::object_count,
		755	"objects created" => cf::object::create_count,
		756	"objects destroyed" => cf::object::destroy_count,
		757	"freelist size" => cf::object::free_count,
		758	"allocated objects" => cf::object::objects_size,
		759	"active objects" => cf::object::actives_size,
		760	)
		761	}
		762
		763	=item $coin = coin_from_name $name
		764
		765	=cut
		766
		767	our %coin_alias = (
		768	"silver" => "silvercoin",
		769	"silvercoin" => "silvercoin",
		770	"silvercoins" => "silvercoin",
		771	"gold" => "goldcoin",
		772	"goldcoin" => "goldcoin",
		773	"goldcoins" => "goldcoin",
		774	"platinum" => "platinacoin",
		775	"platinumcoin" => "platinacoin",
		776	"platinumcoins" => "platinacoin",
		777	"platina" => "platinacoin",
		778	"platinacoin" => "platinacoin",
		779	"platinacoins" => "platinacoin",
		780	"royalty" => "royalty",
		781	"royalties" => "royalty",
		782	);
		783
		784	sub coin_from_name($) {
		785	$coin_alias{$_[0]}
		786	? cf::arch::find $coin_alias{$_[0]}
		787	: undef
504	}	788	}
505		789
506	=item $value = cf::db_get $family => $key	790	=item $value = cf::db_get $family => $key
507		791
508	Returns a single value from the environment database.	792	Returns a single value from the environment database.
…		…
518	within each server.	802	within each server.
519		803
520	=cut	804	=cut
521		805
522	sub db_table($) {	806	sub db_table($) {
		807	cf::error "db_get called from main context"
		808	if $Coro::current == $Coro::main;
		809
523	my ($name) = @_;	810	my ($name) = @_;
524	my $db = BDB::db_create $DB_ENV;	811	my $db = BDB::db_create $DB_ENV;
525		812
526	eval {	813	eval {
527	$db->set_flags (BDB::CHKSUM);	814	$db->set_flags (BDB::CHKSUM);
…		…
537	}	824	}
538		825
539	our $DB;	826	our $DB;
540		827
541	sub db_init {	828	sub db_init {
542	cf::sync_job {
543	$DB ||= db_table "db";	829	$DB ||= db_table "db";
544	};
545	}	830	}
546		831
547	sub db_get($$) {	832	sub db_get($$) {
548	my $key = "$_[0]/$_[1]";	833	my $key = "$_[0]/$_[1]";
549		834
550	cf::sync_job {	835	cf::error "db_get called from main context"
		836	if $Coro::current == $Coro::main;
		837
551	BDB::db_get $DB, undef, $key, my $data;	838	BDB::db_get $DB, undef, $key, my $data;
552		839
553	$! ? ()	840	$! ? ()
554	: $data	841	: $data
555	}
556	}	842	}
557		843
558	sub db_put($$$) {	844	sub db_put($$$) {
559	BDB::dbreq_pri 4;	845	BDB::dbreq_pri 4;
560	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	846	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
588		874
589	my @data;	875	my @data;
590	my $md5;	876	my $md5;
591		877
592	for (0 .. $#$src) {	878	for (0 .. $#$src) {
593	0 <= aio_load $src->[$_], $data[$_]	879	$data[$_] = load_file $src->[$_];
594	or Carp::croak "$src->[$_]: $!";
595	}	880	}
596		881
597	# if processing is expensive, check	882	# if processing is expensive, check
598	# checksum first	883	# checksum first
599	if (1) {	884	if (1) {
…		…
612		897
613	return db_get cache => "$id/data";	898	return db_get cache => "$id/data";
614	}	899	}
615	}	900	}
616		901
617	my $t1 = Time::HiRes::time;	902	my $t1 = EV::time;
618	my $data = $process->(\@data);	903	my $data = $process->(\@data);
619	my $t2 = Time::HiRes::time;	904	my $t2 = EV::time;
620		905
621	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	906	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
622		907
623	db_put cache => "$id/data", $data;	908	db_put cache => "$id/data", $data;
624	db_put cache => "$id/md5" , $md5;	909	db_put cache => "$id/md5" , $md5;
625	db_put cache => "$id/meta", $meta;	910	db_put cache => "$id/meta", $meta;
626		911
…		…
636		921
637	=cut	922	=cut
638		923
639	sub datalog($@) {	924	sub datalog($@) {
640	my ($type, %kv) = @_;	925	my ($type, %kv) = @_;
641	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	926	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
642	}	927	}
643		928
644	=back	929	=back
645		930
646	=cut	931	=cut
647		932
648	#############################################################################	933	#############################################################################
649		934
650	=head2 ATTACHABLE OBJECTS	935	=head2 ATTACHABLE OBJECTS
651		936
652	Many objects in crossfire are so-called attachable objects. That means you can	937	Many objects in deliantra are so-called attachable objects. That means you can
653	attach callbacks/event handlers (a collection of which is called an "attachment")	938	attach callbacks/event handlers (a collection of which is called an "attachment")
654	to it. All such attachable objects support the following methods.	939	to it. All such attachable objects support the following methods.
655		940
656	In the following description, CLASS can be any of C<global>, C<object>	941	In the following description, CLASS can be any of C<global>, C<object>
657	C<player>, C<client> or C<map> (i.e. the attachable objects in	942	C<player>, C<client> or C<map> (i.e. the attachable objects in
658	Crossfire TRT).	943	Deliantra).
659		944
660	=over 4	945	=over 4
661		946
662	=item $attachable->attach ($attachment, key => $value...)	947	=item $attachable->attach ($attachment, key => $value...)
663		948
…		…
707	=item cf::CLASS::attachment $name, ...	992	=item cf::CLASS::attachment $name, ...
708		993
709	Register an attachment by C<$name> through which attachable objects of the	994	Register an attachment by C<$name> through which attachable objects of the
710	given CLASS can refer to this attachment.	995	given CLASS can refer to this attachment.
711		996
712	Some classes such as crossfire maps and objects can specify attachments	997	Some classes such as deliantra maps and objects can specify attachments
713	that are attached at load/instantiate time, thus the need for a name.	998	that are attached at load/instantiate time, thus the need for a name.
714		999
715	These calls expect any number of the following handler/hook descriptions:	1000	These calls expect any number of the following handler/hook descriptions:
716		1001
717	=over 4	1002	=over 4
…		…
841		1126
842	} elsif (exists $cb_id{$type}) {	1127	} elsif (exists $cb_id{$type}) {
843	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1128	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
844		1129
845	} elsif (ref $type) {	1130	} elsif (ref $type) {
846	warn "attaching objects not supported, ignoring.\n";	1131	error "attaching objects not supported, ignoring.\n";
847		1132
848	} else {	1133	} else {
849	shift @arg;	1134	shift @arg;
850	warn "attach argument '$type' not supported, ignoring.\n";	1135	error "attach argument '$type' not supported, ignoring.\n";
851	}	1136	}
852	}	1137	}
853	}	1138	}
854		1139
855	sub _object_attach {	1140	sub _object_attach {
…		…
865	_attach $registry, $klass, @attach;	1150	_attach $registry, $klass, @attach;
866	}	1151	}
867		1152
868	$obj->{$name} = \%arg;	1153	$obj->{$name} = \%arg;
869	} else {	1154	} else {
870	warn "object uses attachment '$name' which is not available, postponing.\n";	1155	info "object uses attachment '$name' which is not available, postponing.\n";
871	}	1156	}
872		1157
873	$obj->{_attachment}{$name} = undef;	1158	$obj->{_attachment}{$name} = undef;
874	}	1159	}
875		1160
…		…
934		1219
935	for (@$callbacks) {	1220	for (@$callbacks) {
936	eval { &{$_->[1]} };	1221	eval { &{$_->[1]} };
937		1222
938	if ($@) {	1223	if ($@) {
939	warn "$@";
940	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1224	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
941	override;	1225	override;
942	}	1226	}
943		1227
944	return 1 if $override;	1228	return 1 if $override;
945	}	1229	}
946		1230
947	0	1231	0
948	}	1232	}
949		1233
950	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1234	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
951		1235
952	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
953		1237
954	Generate an object-specific event with the given arguments.	1238	Generate an object-specific event with the given arguments.
955		1239
…		…
961		1245
962	=cut	1246	=cut
963		1247
964	#############################################################################	1248	#############################################################################
965	# object support	1249	# object support
966	#
967		1250
		1251	sub _object_equal($$);
		1252	sub _object_equal($$) {
		1253	my ($a, $b) = @_;
		1254
		1255	return 0 unless (ref $a) eq (ref $b);
		1256
		1257	if ("HASH" eq ref $a) {
		1258	my @ka = keys %$a;
		1259	my @kb = keys %$b;
		1260
		1261	return 0 if @ka != @kb;
		1262
		1263	for (0 .. $#ka) {
		1264	return 0 unless $ka[$_] eq $kb[$_];
		1265	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1266	}
		1267
		1268	} elsif ("ARRAY" eq ref $a) {
		1269
		1270	return 0 if @$a != @$b;
		1271
		1272	for (0 .. $#$a) {
		1273	return 0 unless _object_equal $a->[$_], $b->[$_];
		1274	}
		1275
		1276	} elsif ($a ne $b) {
		1277	return 0;
		1278	}
		1279
		1280	1
		1281	}
		1282
		1283	our $SLOW_MERGES;#d#
968	sub _can_merge {	1284	sub _can_merge {
969	my ($ob1, $ob2) = @_;	1285	my ($ob1, $ob2) = @_;
970		1286
971	local $Storable::canonical = 1;	1287	++$SLOW_MERGES;#d#
972	my $fob1 = Storable::freeze $ob1;
973	my $fob2 = Storable::freeze $ob2;
974		1288
975	$fob1 eq $fob2	1289	# we do the slow way here
		1290	return _object_equal $ob1, $ob2
976	}	1291	}
977		1292
978	sub reattach {	1293	sub reattach {
979	# basically do the same as instantiate, without calling instantiate	1294	# basically do the same as instantiate, without calling instantiate
980	my ($obj) = @_;	1295	my ($obj) = @_;
981		1296
		1297	# no longer needed after getting rid of delete_package?
982	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1298	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
983		1299
984	my $registry = $obj->registry;	1300	my $registry = $obj->registry;
985		1301
986	@$registry = ();	1302	@$registry = ();
987		1303
…		…
992	for (@$attach) {	1308	for (@$attach) {
993	my ($klass, @attach) = @$_;	1309	my ($klass, @attach) = @$_;
994	_attach $registry, $klass, @attach;	1310	_attach $registry, $klass, @attach;
995	}	1311	}
996	} else {	1312	} else {
997	warn "object uses attachment '$name' that is not available, postponing.\n";	1313	info "object uses attachment '$name' that is not available, postponing.\n";
998	}	1314	}
999	}	1315	}
1000	}	1316	}
1001		1317
1002	cf::attachable->attach (	1318	cf::attachable->attach (
1003	prio => -1000000,	1319	prio => -1000000,
1004	on_instantiate => sub {	1320	on_instantiate => sub {
1005	my ($obj, $data) = @_;	1321	my ($obj, $data) = @_;
1006		1322
1007	$data = from_json $data;	1323	$data = decode_json $data;
1008		1324
1009	for (@$data) {	1325	for (@$data) {
1010	my ($name, $args) = @$_;	1326	my ($name, $args) = @$_;
1011		1327
1012	$obj->attach ($name, %{$args || {} });	1328	$obj->attach ($name, %{$args || {} });
…		…
1029	my ($filename, $rdata, $objs) = @_;	1345	my ($filename, $rdata, $objs) = @_;
1030		1346
1031	sync_job {	1347	sync_job {
1032	if (length $$rdata) {	1348	if (length $$rdata) {
1033	utf8::decode (my $decname = $filename);	1349	utf8::decode (my $decname = $filename);
1034	warn sprintf "saving %s (%d,%d)\n",	1350	trace sprintf "saving %s (%d,%d)\n",
1035	$decname, length $$rdata, scalar @$objs;	1351	$decname, length $$rdata, scalar @$objs
		1352	if $VERBOSE_IO;
1036		1353
1037	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1354	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1038	chmod SAVE_MODE, $fh;	1355	aio_chmod $fh, SAVE_MODE;
1039	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1356	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1040	aio_fsync $fh if $cf::USE_FSYNC;	1357	if ($cf::USE_FSYNC) {
		1358	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1359	aio_fsync $fh;
		1360	}
1041	close $fh;	1361	aio_close $fh;
1042		1362
1043	if (@$objs) {	1363	if (@$objs) {
1044	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1364	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1045	chmod SAVE_MODE, $fh;	1365	aio_chmod $fh, SAVE_MODE;
1046	my $data = Storable::nfreeze { version => 1, objs => $objs };	1366	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1047	aio_write $fh, 0, (length $data), $data, 0;	1367	aio_write $fh, 0, (length $data), $data, 0;
1048	aio_fsync $fh if $cf::USE_FSYNC;	1368	if ($cf::USE_FSYNC) {
		1369	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1370	aio_fsync $fh;
		1371	}
1049	close $fh;	1372	aio_close $fh;
1050	aio_rename "$filename.pst~", "$filename.pst";	1373	aio_rename "$filename.pst~", "$filename.pst";
1051	}	1374	}
1052	} else {	1375	} else {
1053	aio_unlink "$filename.pst";	1376	aio_unlink "$filename.pst";
1054	}	1377	}
1055		1378
1056	aio_rename "$filename~", $filename;	1379	aio_rename "$filename~", $filename;
		1380
		1381	$filename =~ s%/[^/]+$%%;
		1382	aio_pathsync $filename if $cf::USE_FSYNC;
1057	} else {	1383	} else {
1058	warn "FATAL: $filename~: $!\n";	1384	error "unable to save objects: $filename~: $!\n";
1059	}	1385	}
1060	} else {	1386	} else {
1061	aio_unlink $filename;	1387	aio_unlink $filename;
1062	aio_unlink "$filename.pst";	1388	aio_unlink "$filename.pst";
1063	}	1389	}
…		…
1082		1408
1083	unless (aio_stat "$filename.pst") {	1409	unless (aio_stat "$filename.pst") {
1084	(aio_load "$filename.pst", $av) >= 0	1410	(aio_load "$filename.pst", $av) >= 0
1085	or return;	1411	or return;
1086		1412
1087	$av = eval { (Storable::thaw $av)->{objs} };	1413	my $st = eval { Coro::Storable::thaw $av };
		1414	$av = $st->{objs};
1088	}	1415	}
1089		1416
1090	utf8::decode (my $decname = $filename);	1417	utf8::decode (my $decname = $filename);
1091	warn sprintf "loading %s (%d,%d)\n",	1418	trace sprintf "loading %s (%d,%d)\n",
1092	$decname, length $data, scalar @{$av || []};	1419	$decname, length $data, scalar @{$av || []}
		1420	if $VERBOSE_IO;
1093		1421
1094	($data, $av)	1422	($data, $av)
1095	}	1423	}
1096		1424
1097	=head2 COMMAND CALLBACKS	1425	=head2 COMMAND CALLBACKS
…		…
1101	=cut	1429	=cut
1102		1430
1103	#############################################################################	1431	#############################################################################
1104	# command handling &c	1432	# command handling &c
1105		1433
1106	=item cf::register_command $name => \&callback($ob,$args);	1434	=item cf::register_command $name => \&callback($ob,$args)
1107		1435
1108	Register a callback for execution when the client sends the user command	1436	Register a callback for execution when the client sends the user command
1109	$name.	1437	$name.
1110		1438
1111	=cut	1439	=cut
…		…
1117	#warn "registering command '$name/$time' to '$caller'";	1445	#warn "registering command '$name/$time' to '$caller'";
1118		1446
1119	push @{ $COMMAND{$name} }, [$caller, $cb];	1447	push @{ $COMMAND{$name} }, [$caller, $cb];
1120	}	1448	}
1121		1449
1122	=item cf::register_extcmd $name => \&callback($pl,$packet);	1450	=item cf::register_extcmd $name => \&callback($pl,@args)
1123		1451
1124	Register a callback for execution when the client sends an (synchronous)	1452	Register a callback for execution when the client sends an (synchronous)
1125	extcmd packet. Ext commands will be processed in the order they are	1453	extcmd packet. Ext commands will be processed in the order they are
1126	received by the server, like other user commands. The first argument is	1454	received by the server, like other user commands. The first argument is
1127	the logged-in player. Ext commands can only be processed after a player	1455	the logged-in player. Ext commands can only be processed after a player
1128	has logged in successfully.	1456	has logged in successfully.
1129		1457
1130	If the callback returns something, it is sent back as if reply was being	1458	The values will be sent back to the client.
1131	called.
1132		1459
		1460	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1461
		1462	Same as C<cf::register_extcmd>, but instead of returning values, the
		1463	callback needs to clal the C<$reply> function.
		1464
1133	=item cf::register_exticmd $name => \&callback($ns,$packet);	1465	=item cf::register_exticmd $name => \&callback($ns,@args)
1134		1466
1135	Register a callback for execution when the client sends an (asynchronous)	1467	Register a callback for execution when the client sends an (asynchronous)
1136	exticmd packet. Exti commands are processed by the server as soon as they	1468	exticmd packet. Exti commands are processed by the server as soon as they
1137	are received, i.e. out of order w.r.t. other commands. The first argument	1469	are received, i.e. out of order w.r.t. other commands. The first argument
1138	is a client socket. Exti commands can be received anytime, even before	1470	is a client socket. Exti commands can be received anytime, even before
1139	log-in.	1471	log-in.
1140		1472
1141	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1142	called.
1143		1474
1144	=cut	1475	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1145		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
		1480	=cut
		1481
1146	sub register_extcmd {	1482	sub register_extcmd($$) {
1147	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1148		1484
1149	$EXTCMD{$name} = $cb;	1485	$EXTCMD{$name} = $cb;
1150	}	1486	}
1151		1487
1152	sub register_exticmd {	1488	sub register_async_extcmd($$) {
1153	my ($name, $cb) = @_;	1489	my ($name, $cb) = @_;
1154		1490
		1491	$EXTACMD{$name} = $cb;
		1492	}
		1493
		1494	sub register_exticmd($$) {
		1495	my ($name, $cb) = @_;
		1496
1155	$EXTICMD{$name} = $cb;	1497	$EXTICMD{$name} = $cb;
1156	}	1498	}
1157		1499
		1500	sub register_async_exticmd($$) {
		1501	my ($name, $cb) = @_;
		1502
		1503	$EXTIACMD{$name} = $cb;
		1504	}
		1505
		1506	use File::Glob ();
		1507
1158	cf::player->attach (	1508	cf::player->attach (
1159	on_command => sub {	1509	on_unknown_command => sub {
1160	my ($pl, $name, $params) = @_;	1510	my ($pl, $name, $params) = @_;
1161		1511
1162	my $cb = $COMMAND{$name}	1512	my $cb = $COMMAND{$name}
1163	or return;	1513	or return;
1164		1514
…		…
1172	my ($pl, $buf) = @_;	1522	my ($pl, $buf) = @_;
1173		1523
1174	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1524	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1175		1525
1176	if (ref $msg) {	1526	if (ref $msg) {
1177	my ($type, $reply, @payload) =	1527	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1178	"ARRAY" eq ref $msg
1179	? @$msg
1180	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1181		1528
1182	my @reply;
1183
1184	if (my $cb = $EXTCMD{$type}) {	1529	if (my $cb = $EXTACMD{$type}) {
		1530	$cb->(
		1531	$pl,
		1532	sub {
		1533	$pl->ext_msg ("reply-$reply", @_)
		1534	if $reply;
		1535	},
		1536	@payload
		1537	);
		1538	} else {
		1539	my @reply;
		1540
		1541	if (my $cb = $EXTCMD{$type}) {
1185	@reply = $cb->($pl, @payload);	1542	@reply = $cb->($pl, @payload);
		1543	}
		1544
		1545	$pl->ext_msg ("reply-$reply", @reply)
		1546	if $reply;
1186	}	1547	}
1187		1548
1188	$pl->ext_reply ($reply, @reply)
1189	if $reply;
1190
1191	} else {	1549	} else {
1192	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1550	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1193	}	1551	}
1194		1552
1195	cf::override;	1553	cf::override;
1196	},	1554	},
1197	);	1555	);
1198		1556
		1557	# "readahead" all extensions
		1558	sub cache_extensions {
		1559	my $grp = IO::AIO::aio_group;
		1560
		1561	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1562	for (grep /\.ext$/, @{$_[0]}) {
		1563	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1564	}
		1565	};
		1566
		1567	$grp
		1568	}
		1569
		1570	sub _ext_cfg_reg($$$$) {
		1571	my ($rvar, $varname, $cfgname, $default) = @_;
		1572
		1573	$cfgname = lc $varname
		1574	unless length $cfgname;
		1575
		1576	$EXT_CFG{$cfgname} = [$rvar, $default];
		1577
		1578	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1579	}
		1580
1199	sub load_extensions {	1581	sub load_extensions {
		1582	info "loading extensions...";
		1583
		1584	%EXT_CFG = ();
		1585
1200	cf::sync_job {	1586	cf::sync_job {
1201	my %todo;	1587	my %todo;
1202		1588
1203	for my $path (<$LIBDIR/*.ext>) {	1589	for my $path (<$LIBDIR/*.ext>) {
1204	next unless -r $path;	1590	next unless -r $path;
…		…
1222		1608
1223	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1609	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1224	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1610	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1225		1611
1226	$ext{source} =	1612	$ext{source} =
1227	"package $pkg; use strict; use utf8;\n"	1613	"package $pkg; use common::sense;\n"
1228	. "#line 1 \"$path\"\n{\n"	1614	. "#line 1 \"$path\"\n{\n"
1229	. $source	1615	. $source
1230	. "\n};\n1";	1616	. "\n};\n1";
1231		1617
1232	$todo{$base} = \%ext;	1618	$todo{$base} = \%ext;
1233	}	1619	}
1234		1620
		1621	my $pass = 0;
1235	my %done;	1622	my %done;
1236	while (%todo) {	1623	while (%todo) {
1237	my $progress;	1624	my $progress;
1238		1625
		1626	++$pass;
		1627
		1628	ext:
1239	while (my ($k, $v) = each %todo) {	1629	while (my ($k, $v) = each %todo) {
1240	for (split /,\s*/, $v->{meta}{depends}) {	1630	for (split /,\s*/, $v->{meta}{depends}) {
1241	goto skip	1631	next ext
1242	unless exists $done{$_};	1632	unless exists $done{$_};
1243	}	1633	}
1244		1634
1245	warn "... loading '$k' into '$v->{pkg}'\n";	1635	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1246		1636
1247	unless (eval $v->{source}) {	1637	my $source = $v->{source};
		1638
		1639	# support "CONF varname :confname = default" pseudo-statements
		1640	$source =~ s{
		1641	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1642	}{
		1643	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1644	}gmxe;
		1645
		1646	my $active = eval $source;
		1647
		1648	if (length $@) {
1248	my $msg = $@ ? "$v->{path}: $@\n"	1649	error "$v->{path}: $@\n";
1249	: "$v->{base}: extension inactive.\n";
1250		1650
		1651	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1251	if (exists $v->{meta}{mandatory}) {	1652	if exists $v->{meta}{mandatory};
1252	warn $msg;	1653
1253	warn "mandatory extension failed to load, exiting.\n";	1654	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1254	exit 1;	1655	delete $todo{$k};
1255	}	1656	} else {
1256		1657	$done{$k} = delete $todo{$k};
1257	warn $msg;	1658	push @EXTS, $v->{pkg};
		1659	$progress = 1;
		1660
		1661	info "$v->{base}: extension inactive.\n"
		1662	unless $active;
1258	}	1663	}
1259
1260	$done{$k} = delete $todo{$k};
1261	push @EXTS, $v->{pkg};
1262	$progress = 1;
1263	}	1664	}
1264		1665
1265	skip:	1666	unless ($progress) {
1266	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1667	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1267	unless $progress;	1668
		1669	while (my ($k, $v) = each %todo) {
		1670	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1671	if exists $v->{meta}{mandatory};
		1672	}
		1673
		1674	last;
		1675	}
1268	}	1676	}
1269	};	1677	};
1270	}	1678	}
1271		1679
1272	#############################################################################	1680	#############################################################################
1273		1681
1274	=back	1682	=back
1275		1683
1276	=head2 CORE EXTENSIONS	1684	=head2 CORE EXTENSIONS
1277		1685
1278	Functions and methods that extend core crossfire objects.	1686	Functions and methods that extend core deliantra objects.
1279		1687
1280	=cut	1688	=cut
1281		1689
1282	package cf::player;	1690	package cf::player;
1283		1691
…		…
1326		1734
1327	sub exists($) {	1735	sub exists($) {
1328	my ($login) = @_;	1736	my ($login) = @_;
1329		1737
1330	$cf::PLAYER{$login}	1738	$cf::PLAYER{$login}
1331	or cf::sync_job { !aio_stat path $login }	1739	or !aio_stat path $login
1332	}	1740	}
1333		1741
1334	sub find($) {	1742	sub find($) {
1335	return $cf::PLAYER{$_[0]} || do {	1743	return $cf::PLAYER{$_[0]} || do {
1336	my $login = $_[0];	1744	my $login = $_[0];
…		…
1348	my $f = new_from_file cf::object::thawer path $login	1756	my $f = new_from_file cf::object::thawer path $login
1349	or return;	1757	or return;
1350		1758
1351	my $pl = cf::player::load_pl $f	1759	my $pl = cf::player::load_pl $f
1352	or return;	1760	or return;
		1761
1353	local $cf::PLAYER_LOADING{$login} = $pl;	1762	local $cf::PLAYER_LOADING{$login} = $pl;
1354	$f->resolve_delayed_derefs;	1763	$f->resolve_delayed_derefs;
1355	$cf::PLAYER{$login} = $pl	1764	$cf::PLAYER{$login} = $pl
1356	}	1765	}
1357	}	1766	}
1358	}	1767	}
1359		1768
		1769	cf::player->attach (
		1770	on_load => sub {
		1771	my ($pl, $path) = @_;
		1772
		1773	# restore slots saved in save, below
		1774	my $slots = delete $pl->{_slots};
		1775
		1776	$pl->ob->current_weapon ($slots->[0]);
		1777	$pl->combat_ob ($slots->[1]);
		1778	$pl->ranged_ob ($slots->[2]);
		1779	},
		1780	);
		1781
1360	sub save($) {	1782	sub save($) {
1361	my ($pl) = @_;	1783	my ($pl) = @_;
1362		1784
1363	return if $pl->{deny_save};	1785	return if $pl->{deny_save};
1364		1786
…		…
1367		1789
1368	return if $pl->{deny_save};	1790	return if $pl->{deny_save};
1369		1791
1370	aio_mkdir playerdir $pl, 0770;	1792	aio_mkdir playerdir $pl, 0770;
1371	$pl->{last_save} = $cf::RUNTIME;	1793	$pl->{last_save} = $cf::RUNTIME;
		1794
		1795	cf::get_slot 0.01;
		1796
		1797	# save slots, to be restored later
		1798	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1372		1799
1373	$pl->save_pl ($path);	1800	$pl->save_pl ($path);
1374	cf::cede_to_tick;	1801	cf::cede_to_tick;
1375	}	1802	}
1376		1803
…		…
1408	my ($pl) = @_;	1835	my ($pl) = @_;
1409		1836
1410	my $name = $pl->ob->name;	1837	my $name = $pl->ob->name;
1411		1838
1412	$pl->{deny_save} = 1;	1839	$pl->{deny_save} = 1;
1413	$pl->password ("*"); # this should lock out the player until we nuked the dir	1840	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1414		1841
1415	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1842	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1416	$pl->deactivate;	1843	$pl->deactivate;
		1844
		1845	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1417	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1846	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1847	ext::highscore::check ($pl->ob);
		1848
1418	$pl->ns->destroy if $pl->ns;	1849	$pl->ns->destroy if $pl->ns;
1419		1850
1420	my $path = playerdir $pl;	1851	my $path = playerdir $pl;
1421	my $temp = "$path~$cf::RUNTIME~deleting~";	1852	my $temp = "$path~$cf::RUNTIME~deleting~";
1422	aio_rename $path, $temp;	1853	aio_rename $path, $temp;
…		…
1460		1891
1461	for my $login (@$dirs) {	1892	for my $login (@$dirs) {
1462	my $path = path $login;	1893	my $path = path $login;
1463		1894
1464	# a .pst is a dead give-away for a valid player	1895	# a .pst is a dead give-away for a valid player
1465	unless (-e "$path.pst") {	1896	# if no pst file found, open and chekc for blocked users
		1897	if (aio_stat "$path.pst") {
1466	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1898	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1467	aio_read $fh, 0, 512, my $buf, 0 or next;	1899	aio_read $fh, 0, 512, my $buf, 0 or next;
1468	$buf !~ /^password -------------$/m or next; # official not-valid tag	1900	$buf !~ /^password -------------$/m or next; # official not-valid tag
1469	}	1901	}
1470		1902
…		…
1474		1906
1475	\@logins	1907	\@logins
1476	}	1908	}
1477		1909
1478	=item $player->maps	1910	=item $player->maps
		1911
		1912	=item cf::player::maps $login
1479		1913
1480	Returns an arrayref of map paths that are private for this	1914	Returns an arrayref of map paths that are private for this
1481	player. May block.	1915	player. May block.
1482		1916
1483	=cut	1917	=cut
…		…
1501	}	1935	}
1502		1936
1503	\@paths	1937	\@paths
1504	}	1938	}
1505		1939
1506	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1940	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1507		1941
1508	Expand crossfire pod fragments into protocol xml.	1942	Expand deliantra pod fragments into protocol xml.
1509
1510	=cut
1511
1512	sub expand_cfpod {
1513	((my $self), (local $_)) = @_;
1514
1515	# escape & and <
1516	s/&/&amp;/g;
1517	s/(?<![BIUGHT])</&lt;/g;
1518
1519	# this is buggy, it needs to properly take care of nested <'s
1520
1521	1 while
1522	# replace B<>, I<>, U<> etc.
1523	s/B<([^\>]*)>/<b>$1<\/b>/
1524	|| s/I<([^\>]*)>/<i>$1<\/i>/
1525	|| s/U<([^\>]*)>/<u>$1<\/u>/
1526	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1527	# replace G<male|female> tags
1528	|| s{G<([^>|]*)\|([^>]*)>}{
1529	$self->gender ? $2 : $1
1530	}ge
1531	# replace H<hint text>
1532	|| s{H<([^\>]*)>}
1533	{
1534	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1535	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1536	"")
1537	[$self->{hintmode}]
1538	}ge;
1539
1540	# create single paragraphs (very hackish)
1541	s/(?<=\S)\n(?=\w)/ /g;
1542
1543	# compress some whitespace
1544	s/\s+\n/\n/g; # ws line-ends
1545	s/\n\n+/\n/g; # double lines
1546	s/^\n+//; # beginning lines
1547	s/\n+$//; # ending lines
1548
1549	$_
1550	}
1551
1552	sub hintmode {
1553	$_[0]{hintmode} = $_[1] if @_ > 1;
1554	$_[0]{hintmode}
1555	}
1556
1557	=item $player->ext_reply ($msgid, @msg)
1558
1559	Sends an ext reply to the player.
1560
1561	=cut
1562
1563	sub ext_reply($$@) {
1564	my ($self, $id, @msg) = @_;
1565
1566	$self->ns->ext_reply ($id, @msg)
1567	}
1568		1943
1569	=item $player->ext_msg ($type, @msg)	1944	=item $player->ext_msg ($type, @msg)
1570		1945
1571	Sends an ext event to the client.	1946	Sends an ext event to the client.
1572		1947
…		…
1592		1967
1593	=cut	1968	=cut
1594		1969
1595	sub find_by_path($) {	1970	sub find_by_path($) {
1596	my ($path) = @_;	1971	my ($path) = @_;
		1972
		1973	$path =~ s/^~[^\/]*//; # skip ~login
1597		1974
1598	my ($match, $specificity);	1975	my ($match, $specificity);
1599		1976
1600	for my $region (list) {	1977	for my $region (list) {
1601	if ($region->{match} && $path =~ $region->{match}) {	1978	if ($region->{match} && $path =~ $region->{match}) {
…		…
1627	our $MAX_RESET = 3600;	2004	our $MAX_RESET = 3600;
1628	our $DEFAULT_RESET = 3000;	2005	our $DEFAULT_RESET = 3000;
1629		2006
1630	sub generate_random_map {	2007	sub generate_random_map {
1631	my ($self, $rmp) = @_;	2008	my ($self, $rmp) = @_;
1632	# mit "rum" bekleckern, nicht	2009
		2010	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2011
1633	$self->_create_random_map (	2012	$self->_create_random_map ($rmp);
1634	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1635	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1636	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1637	$rmp->{exit_on_final_map},
1638	$rmp->{xsize}, $rmp->{ysize},
1639	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1640	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1641	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1642	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1643	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1644	(cf::region::find $rmp->{region}), $rmp->{custom}
1645	)
1646	}	2013	}
1647		2014
1648	=item cf::map->register ($regex, $prio)	2015	=item cf::map->register ($regex, $prio)
1649		2016
1650	Register a handler for the map path matching the given regex at the	2017	Register a handler for the map path matching the given regex at the
…		…
1655		2022
1656	sub register {	2023	sub register {
1657	my (undef, $regex, $prio) = @_;	2024	my (undef, $regex, $prio) = @_;
1658	my $pkg = caller;	2025	my $pkg = caller;
1659		2026
1660	no strict;
1661	push @{"$pkg\::ISA"}, __PACKAGE__;	2027	push @{"$pkg\::ISA"}, __PACKAGE__;
1662		2028
1663	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2029	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1664	}	2030	}
1665		2031
1666	# also paths starting with '/'	2032	# also paths starting with '/'
1667	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2033	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1668		2034
1669	sub thawer_merge {	2035	sub thawer_merge {
1670	my ($self, $merge) = @_;	2036	my ($self, $merge) = @_;
1671		2037
1672	# we have to keep some variables in memory intact	2038	# we have to keep some variables in memory intact
…		…
1677	}	2043	}
1678		2044
1679	sub normalise {	2045	sub normalise {
1680	my ($path, $base) = @_;	2046	my ($path, $base) = @_;
1681		2047
1682	$path = "$path"; # make sure its a string	2048	$path = "$path"; # make sure it's a string
1683		2049
1684	$path =~ s/\.map$//;	2050	$path =~ s/\.map$//;
1685		2051
1686	# map plan:	2052	# map plan:
1687	#	2053	#
…		…
1702	$base =~ s{[^/]+/?$}{};	2068	$base =~ s{[^/]+/?$}{};
1703	$path = "$base/$path";	2069	$path = "$base/$path";
1704	}	2070	}
1705		2071
1706	for ($path) {	2072	for ($path) {
1707	redo if s{//}{/};
1708	redo if s{/\.?/}{/};	2073	redo if s{/\.?/}{/};
1709	redo if s{/[^/]+/\.\./}{/};	2074	redo if s{/[^/]+/\.\./}{/};
1710	}	2075	}
1711		2076
1712	$path	2077	$path
…		…
1726	$self->init; # pass $1 etc.	2091	$self->init; # pass $1 etc.
1727	return $self;	2092	return $self;
1728	}	2093	}
1729	}	2094	}
1730		2095
1731	Carp::cluck "unable to resolve path '$path' (base '$base').";	2096	Carp::cluck "unable to resolve path '$path' (base '$base')";
1732	()	2097	()
1733	}	2098	}
1734		2099
		2100	# may re-bless or do other evil things
1735	sub init {	2101	sub init {
1736	my ($self) = @_;	2102	my ($self) = @_;
1737		2103
1738	$self	2104	$self
1739	}	2105	}
…		…
1758		2124
1759	# the temporary/swap location	2125	# the temporary/swap location
1760	sub save_path {	2126	sub save_path {
1761	my ($self) = @_;	2127	my ($self) = @_;
1762		2128
1763	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2129	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1764	"$TMPDIR/$path.map"	2130	"$TMPDIR/$path.map"
1765	}	2131	}
1766		2132
1767	# the unique path, undef == no special unique path	2133	# the unique path, undef == no special unique path
1768	sub uniq_path {	2134	sub uniq_path {
1769	my ($self) = @_;	2135	my ($self) = @_;
1770		2136
1771	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2137	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1772	"$UNIQUEDIR/$path"	2138	"$UNIQUEDIR/$path"
1773	}
1774
1775	# and all this just because we cannot iterate over
1776	# all maps in C++...
1777	sub change_all_map_light {
1778	my ($change) = @_;
1779
1780	$_->change_map_light ($change)
1781	for grep $_->outdoor, values %cf::MAP;
1782	}	2139	}
1783		2140
1784	sub decay_objects {	2141	sub decay_objects {
1785	my ($self) = @_;	2142	my ($self) = @_;
1786		2143
…		…
1813	$self->{load_path} = $path;	2170	$self->{load_path} = $path;
1814		2171
1815	1	2172	1
1816	}	2173	}
1817		2174
		2175	# used to laod the header of an original map
1818	sub load_header_orig {	2176	sub load_header_orig {
1819	my ($self) = @_;	2177	my ($self) = @_;
1820		2178
1821	$self->load_header_from ($self->load_path)	2179	$self->load_header_from ($self->load_path)
1822	}	2180	}
1823		2181
		2182	# used to laod the header of an instantiated map
1824	sub load_header_temp {	2183	sub load_header_temp {
1825	my ($self) = @_;	2184	my ($self) = @_;
1826		2185
1827	$self->load_header_from ($self->save_path)	2186	$self->load_header_from ($self->save_path)
1828	}	2187	}
1829		2188
		2189	# called after loading the header from an instantiated map
1830	sub prepare_temp {	2190	sub prepare_temp {
1831	my ($self) = @_;	2191	my ($self) = @_;
1832		2192
1833	$self->last_access ((delete $self->{last_access})	2193	$self->last_access ((delete $self->{last_access})
1834	|| $cf::RUNTIME); #d#	2194	|| $cf::RUNTIME); #d#
1835	# safety	2195	# safety
1836	$self->{instantiate_time} = $cf::RUNTIME	2196	$self->{instantiate_time} = $cf::RUNTIME
1837	if $self->{instantiate_time} > $cf::RUNTIME;	2197	if $self->{instantiate_time} > $cf::RUNTIME;
1838	}	2198	}
1839		2199
		2200	# called after loading the header from an original map
1840	sub prepare_orig {	2201	sub prepare_orig {
1841	my ($self) = @_;	2202	my ($self) = @_;
1842		2203
1843	$self->{load_original} = 1;	2204	$self->{load_original} = 1;
1844	$self->{instantiate_time} = $cf::RUNTIME;	2205	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1868		2229
1869	sub find;	2230	sub find;
1870	sub find {	2231	sub find {
1871	my ($path, $origin) = @_;	2232	my ($path, $origin) = @_;
1872		2233
		2234	cf::cede_to_tick;
		2235
1873	$path = normalise $path, $origin && $origin->path;	2236	$path = normalise $path, $origin;
1874		2237
1875	cf::lock_wait "map_data:$path";#d#remove	2238	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1876	cf::lock_wait "map_find:$path";	2239	my $guard2 = cf::lock_acquire "map_find:$path";
1877		2240
1878	$cf::MAP{$path} || do {	2241	$cf::MAP{$path} || do {
1879	my $guard1 = cf::lock_acquire "map_find:$path";
1880	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1881
1882	my $map = new_from_path cf::map $path	2242	my $map = new_from_path cf::map $path
1883	or return;	2243	or return;
1884		2244
1885	$map->{last_save} = $cf::RUNTIME;	2245	$map->{last_save} = $cf::RUNTIME;
1886		2246
…		…
1888	or return;	2248	or return;
1889		2249
1890	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2250	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1891	# doing this can freeze the server in a sync job, obviously	2251	# doing this can freeze the server in a sync job, obviously
1892	#$cf::WAIT_FOR_TICK->wait;	2252	#$cf::WAIT_FOR_TICK->wait;
		2253	undef $guard2;
1893	undef $guard1;	2254	undef $guard1;
1894	undef $guard2;
1895	$map->reset;	2255	$map->reset;
1896	return find $path;	2256	return find $path;
1897	}	2257	}
1898		2258
1899	$cf::MAP{$path} = $map	2259	$cf::MAP{$path} = $map
1900	}	2260	}
1901	}	2261	}
1902		2262
1903	sub pre_load { }	2263	sub pre_load { }
1904	sub post_load { }	2264	#sub post_load { } # XS
1905		2265
1906	sub load {	2266	sub load {
1907	my ($self) = @_;	2267	my ($self) = @_;
1908		2268
1909	local $self->{deny_reset} = 1; # loading can take a long time	2269	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1912		2272
1913	{	2273	{
1914	my $guard = cf::lock_acquire "map_data:$path";	2274	my $guard = cf::lock_acquire "map_data:$path";
1915		2275
1916	return unless $self->valid;	2276	return unless $self->valid;
1917	return unless $self->in_memory == cf::MAP_SWAPPED;	2277	return unless $self->state == cf::MAP_SWAPPED;
1918
1919	$self->in_memory (cf::MAP_LOADING);
1920		2278
1921	$self->alloc;	2279	$self->alloc;
1922		2280
1923	$self->pre_load;	2281	$self->pre_load;
1924	cf::cede_to_tick;	2282	cf::cede_to_tick;
1925		2283
		2284	if (exists $self->{load_path}) {
1926	my $f = new_from_file cf::object::thawer $self->{load_path};	2285	my $f = new_from_file cf::object::thawer $self->{load_path};
1927	$f->skip_block;	2286	$f->skip_block;
1928	$self->_load_objects ($f)	2287	$self->_load_objects ($f)
1929	or return;	2288	or return;
1930		2289
1931	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2290	$self->post_load_original
1932	if delete $self->{load_original};	2291	if delete $self->{load_original};
1933		2292
1934	if (my $uniq = $self->uniq_path) {	2293	if (my $uniq = $self->uniq_path) {
1935	utf8::encode $uniq;	2294	utf8::encode $uniq;
1936	unless (aio_stat $uniq) {	2295	unless (aio_stat $uniq) {
1937	if (my $f = new_from_file cf::object::thawer $uniq) {	2296	if (my $f = new_from_file cf::object::thawer $uniq) {
1938	$self->clear_unique_items;	2297	$self->clear_unique_items;
1939	$self->_load_objects ($f);	2298	$self->_load_objects ($f);
1940	$f->resolve_delayed_derefs;	2299	$f->resolve_delayed_derefs;
		2300	}
1941	}	2301	}
1942	}	2302	}
1943	}
1944		2303
1945	$f->resolve_delayed_derefs;	2304	$f->resolve_delayed_derefs;
		2305	} else {
		2306	$self->post_load_original
		2307	if delete $self->{load_original};
		2308	}
		2309
		2310	$self->state (cf::MAP_INACTIVE);
1946		2311
1947	cf::cede_to_tick;	2312	cf::cede_to_tick;
1948	# now do the right thing for maps	2313	# now do the right thing for maps
1949	$self->link_multipart_objects;	2314	$self->link_multipart_objects;
1950	$self->difficulty ($self->estimate_difficulty)	2315	$self->difficulty ($self->estimate_difficulty)
…		…
1954	unless ($self->{deny_activate}) {	2319	unless ($self->{deny_activate}) {
1955	$self->decay_objects;	2320	$self->decay_objects;
1956	$self->fix_auto_apply;	2321	$self->fix_auto_apply;
1957	$self->update_buttons;	2322	$self->update_buttons;
1958	cf::cede_to_tick;	2323	cf::cede_to_tick;
1959	$self->set_darkness_map;	2324	#$self->activate; # no longer activate maps automatically
1960	cf::cede_to_tick;
1961	$self->activate;
1962	}	2325	}
1963		2326
1964	$self->{last_save} = $cf::RUNTIME;	2327	$self->{last_save} = $cf::RUNTIME;
1965	$self->last_access ($cf::RUNTIME);	2328	$self->last_access ($cf::RUNTIME);
1966
1967	$self->in_memory (cf::MAP_IN_MEMORY);
1968	}	2329	}
1969		2330
1970	$self->post_load;	2331	$self->post_load;
1971	}
1972		2332
		2333	1
		2334	}
		2335
		2336	# customize the map for a given player, i.e.
		2337	# return the _real_ map. used by e.g. per-player
		2338	# maps to change the path to ~playername/mappath
1973	sub customise_for {	2339	sub customise_for {
1974	my ($self, $ob) = @_;	2340	my ($self, $ob) = @_;
1975		2341
1976	return find "~" . $ob->name . "/" . $self->{path}	2342	return find "~" . $ob->name . "/" . $self->{path}
1977	if $self->per_player;	2343	if $self->per_player;
…		…
1980	# if $self->per_party;	2346	# if $self->per_party;
1981		2347
1982	$self	2348	$self
1983	}	2349	}
1984		2350
1985	# find and load all maps in the 3x3 area around a map
1986	sub load_neighbours {
1987	my ($map) = @_;
1988
1989	my @neigh; # diagonal neighbours
1990
1991	for (0 .. 3) {
1992	my $neigh = $map->tile_path ($_)
1993	or next;
1994	$neigh = find $neigh, $map
1995	or next;
1996	$neigh->load;
1997
1998	push @neigh,
1999	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2000	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2001	}
2002
2003	for (grep defined $_->[0], @neigh) {
2004	my ($path, $origin) = @$_;
2005	my $neigh = find $path, $origin
2006	or next;
2007	$neigh->load;
2008	}
2009	}
2010
2011	sub find_sync {	2351	sub find_sync {
2012	my ($path, $origin) = @_;	2352	my ($path, $origin) = @_;
2013		2353
2014	cf::sync_job { find $path, $origin }	2354	# it's a bug to call this from the main context
		2355	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2356	if $Coro::current == $Coro::main;
		2357
		2358	find $path, $origin
2015	}	2359	}
2016		2360
2017	sub do_load_sync {	2361	sub do_load_sync {
2018	my ($map) = @_;	2362	my ($map) = @_;
2019		2363
		2364	# it's a bug to call this from the main context
2020	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2365	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2021	if $Coro::current == $Coro::main;	2366	if $Coro::current == $Coro::main;
2022		2367
2023	cf::sync_job { $map->load };	2368	$map->load;
2024	}	2369	}
2025		2370
2026	our %MAP_PREFETCH;	2371	our %MAP_PREFETCH;
2027	our $MAP_PREFETCHER = undef;	2372	our $MAP_PREFETCHER = undef;
2028		2373
2029	sub find_async {	2374	sub find_async {
2030	my ($path, $origin, $load) = @_;	2375	my ($path, $origin, $load) = @_;
2031		2376
2032	$path = normalise $path, $origin && $origin->{path};	2377	$path = normalise $path, $origin;
2033		2378
2034	if (my $map = $cf::MAP{$path}) {	2379	if (my $map = $cf::MAP{$path}) {
2035	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2380	return $map if !$load || $map->linkable;
2036	}	2381	}
2037		2382
2038	$MAP_PREFETCH{$path} |= $load;	2383	$MAP_PREFETCH{$path} |= $load;
2039		2384
2040	$MAP_PREFETCHER ||= cf::async {	2385	$MAP_PREFETCHER ||= cf::async {
		2386	$Coro::current->{desc} = "map prefetcher";
		2387
2041	while (%MAP_PREFETCH) {	2388	while (%MAP_PREFETCH) {
2042	while (my ($k, $v) = each %MAP_PREFETCH) {	2389	for my $k (keys %MAP_PREFETCH) {
2043	if (my $map = find $k) {	2390	if (my $map = find $k) {
2044	$map->load if $v;	2391	$map->load if $v;
2045	}	2392	}
2046		2393
2047	delete $MAP_PREFETCH{$k};	2394	delete $MAP_PREFETCH{$k};
…		…
2052	$MAP_PREFETCHER->prio (6);	2399	$MAP_PREFETCHER->prio (6);
2053		2400
2054	()	2401	()
2055	}	2402	}
2056		2403
		2404	# common code, used by both ->save and ->swapout
2057	sub save {	2405	sub _save {
2058	my ($self) = @_;	2406	my ($self) = @_;
2059
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2407
2062	$self->{last_save} = $cf::RUNTIME;	2408	$self->{last_save} = $cf::RUNTIME;
2063		2409
2064	return unless $self->dirty;	2410	return unless $self->dirty;
2065		2411
…		…
2071	return if $self->{deny_save};	2417	return if $self->{deny_save};
2072		2418
2073	local $self->{last_access} = $self->last_access;#d#	2419	local $self->{last_access} = $self->last_access;#d#
2074		2420
2075	cf::async {	2421	cf::async {
		2422	$Coro::current->{desc} = "map player save";
2076	$_->contr->save for $self->players;	2423	$_->contr->save for $self->players;
2077	};	2424	};
		2425
		2426	cf::get_slot 0.02;
2078		2427
2079	if ($uniq) {	2428	if ($uniq) {
2080	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2429	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2081	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2430	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2082	} else {	2431	} else {
2083	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2084	}	2433	}
2085	}	2434	}
2086		2435
		2436	sub save {
		2437	my ($self) = @_;
		2438
		2439	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2440
		2441	$self->_save;
		2442	}
		2443
2087	sub swap_out {	2444	sub swap_out {
2088	my ($self) = @_;	2445	my ($self) = @_;
2089		2446
2090	# save first because save cedes
2091	$self->save;
2092
2093	my $lock = cf::lock_acquire "map_data:$self->{path}";	2447	my $lock = cf::lock_acquire "map_data:$self->{path}";
2094		2448
		2449	return if !$self->linkable;
		2450	return if $self->{deny_save};
2095	return if $self->players;	2451	return if $self->players;
2096	return if $self->in_memory != cf::MAP_IN_MEMORY;	2452
		2453	# first deactivate the map and "unlink" it from the core
		2454	$self->deactivate;
		2455	$_->clear_links_to ($self) for values %cf::MAP;
		2456	$self->state (cf::MAP_SWAPPED);
		2457
		2458	# then atomically save
		2459	$self->_save;
		2460
		2461	# then free the map
		2462	$self->clear;
		2463	}
		2464
		2465	sub reset_at {
		2466	my ($self) = @_;
		2467
		2468	# TODO: safety, remove and allow resettable per-player maps
2097	return if $self->{deny_save};	2469	return 1e99 if $self->{deny_reset};
2098		2470
		2471	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2472	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2473
		2474	$time + $to
		2475	}
		2476
		2477	sub should_reset {
		2478	my ($self) = @_;
		2479
		2480	$self->reset_at <= $cf::RUNTIME
		2481	}
		2482
		2483	sub reset {
		2484	my ($self) = @_;
		2485
		2486	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2487
		2488	return if $self->players;
		2489
		2490	cf::trace "resetting map ", $self->path, "\n";
		2491
2099	$self->in_memory (cf::MAP_SWAPPED);	2492	$self->state (cf::MAP_SWAPPED);
		2493
		2494	# need to save uniques path
		2495	unless ($self->{deny_save}) {
		2496	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2497
		2498	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2499	if $uniq;
		2500	}
		2501
		2502	delete $cf::MAP{$self->path};
2100		2503
2101	$self->deactivate;	2504	$self->deactivate;
2102	$_->clear_links_to ($self) for values %cf::MAP;	2505	$_->clear_links_to ($self) for values %cf::MAP;
2103	$self->clear;	2506	$self->clear;
2104	}
2105
2106	sub reset_at {
2107	my ($self) = @_;
2108
2109	# TODO: safety, remove and allow resettable per-player maps
2110	return 1e99 if $self->{deny_reset};
2111
2112	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2113	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2114
2115	$time + $to
2116	}
2117
2118	sub should_reset {
2119	my ($self) = @_;
2120
2121	$self->reset_at <= $cf::RUNTIME
2122	}
2123
2124	sub reset {
2125	my ($self) = @_;
2126
2127	my $lock = cf::lock_acquire "map_data:$self->{path}";
2128
2129	return if $self->players;
2130
2131	warn "resetting map ", $self->path;
2132
2133	$self->in_memory (cf::MAP_SWAPPED);
2134
2135	# need to save uniques path
2136	unless ($self->{deny_save}) {
2137	my $uniq = $self->uniq_path; utf8::encode $uniq;
2138
2139	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2140	if $uniq;
2141	}
2142
2143	delete $cf::MAP{$self->path};
2144
2145	$self->deactivate;
2146	$_->clear_links_to ($self) for values %cf::MAP;
2147	$self->clear;
2148		2507
2149	$self->unlink_save;	2508	$self->unlink_save;
2150	$self->destroy;	2509	$self->destroy;
2151	}	2510	}
2152		2511
…		…
2160		2519
2161	delete $cf::MAP{$self->path};	2520	delete $cf::MAP{$self->path};
2162		2521
2163	$self->unlink_save;	2522	$self->unlink_save;
2164		2523
2165	bless $self, "cf::map";	2524	bless $self, "cf::map::wrap";
2166	delete $self->{deny_reset};	2525	delete $self->{deny_reset};
2167	$self->{deny_save} = 1;	2526	$self->{deny_save} = 1;
2168	$self->reset_timeout (1);	2527	$self->reset_timeout (1);
2169	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2528	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2170		2529
…		…
2219		2578
2220	sub unique_maps() {	2579	sub unique_maps() {
2221	[	2580	[
2222	map {	2581	map {
2223	utf8::decode $_;	2582	utf8::decode $_;
2224	/\.map$/	2583	s/\.map$//; # TODO future compatibility hack
		2584	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2585	? ()
2225	? normalise $_	2586	: normalise $_
2226	: ()
2227	} @{ aio_readdir $UNIQUEDIR or [] }	2587	} @{ aio_readdir $UNIQUEDIR or [] }
2228	]	2588	]
2229	}	2589	}
2230		2590
2231	package cf;	2591	=item cf::map::static_maps
		2592
		2593	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2594	file in the shared directory excluding F</styles> and F</editor>). May
		2595	block.
		2596
		2597	=cut
		2598
		2599	sub static_maps() {
		2600	my @dirs = "";
		2601	my @maps;
		2602
		2603	while (@dirs) {
		2604	my $dir = shift @dirs;
		2605
		2606	next if $dir eq "/styles" || $dir eq "/editor";
		2607
		2608	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2609	or return;
		2610
		2611	for (@$files) {
		2612	s/\.map$// or next;
		2613	utf8::decode $_;
		2614	push @maps, "$dir/$_";
		2615	}
		2616
		2617	push @dirs, map "$dir/$_", @$dirs;
		2618	}
		2619
		2620	\@maps
		2621	}
2232		2622
2233	=back	2623	=back
2234		2624
2235	=head3 cf::object	2625	=head3 cf::object
2236		2626
…		…
2240		2630
2241	=over 4	2631	=over 4
2242		2632
2243	=item $ob->inv_recursive	2633	=item $ob->inv_recursive
2244		2634
2245	Returns the inventory of the object _and_ their inventories, recursively.	2635	Returns the inventory of the object I<and> their inventories, recursively,
		2636	but I<not> the object itself.
2246		2637
2247	=cut	2638	=cut
2248		2639
2249	sub inv_recursive_;	2640	sub inv_recursive_;
2250	sub inv_recursive_ {	2641	sub inv_recursive_ {
…		…
2255	inv_recursive_ inv $_[0]	2646	inv_recursive_ inv $_[0]
2256	}	2647	}
2257		2648
2258	=item $ref = $ob->ref	2649	=item $ref = $ob->ref
2259		2650
2260	creates and returns a persistent reference to an objetc that can be stored as a string.	2651	Creates and returns a persistent reference to an object that can be stored as a string.
2261		2652
2262	=item $ob = cf::object::deref ($refstring)	2653	=item $ob = cf::object::deref ($refstring)
2263		2654
2264	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2655	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2265	even if the object actually exists. May block.	2656	even if the object actually exists. May block.
2266		2657
2267	=cut	2658	=cut
2268		2659
2269	sub deref {	2660	sub deref {
2270	my ($ref) = @_;	2661	my ($ref) = @_;
2271		2662
2272	# temporary compatibility#TODO#remove
2273	$ref =~ s{^<}{player/<};
2274
2275	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2663	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2276	my ($uuid, $name) = ($1, $2);	2664	my ($uuid, $name) = ($1, $2);
2277	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2665	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2278	or return;	2666	or return;
2279	$pl->ob->uuid eq $uuid	2667	$pl->ob->uuid eq $uuid
2280	or return;	2668	or return;
…		…
2300	can be C<undef>. Does the right thing when the player is currently in a	2688	can be C<undef>. Does the right thing when the player is currently in a
2301	dialogue with the given NPC character.	2689	dialogue with the given NPC character.
2302		2690
2303	=cut	2691	=cut
2304		2692
		2693	our $SAY_CHANNEL = {
		2694	id => "say",
		2695	title => "Map",
		2696	reply => "say ",
		2697	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2698	};
		2699
		2700	our $CHAT_CHANNEL = {
		2701	id => "chat",
		2702	title => "Chat",
		2703	reply => "chat ",
		2704	tooltip => "Player chat and shouts, global to the server.",
		2705	};
		2706
2305	# rough implementation of a future "reply" method that works	2707	# rough implementation of a future "reply" method that works
2306	# with dialog boxes.	2708	# with dialog boxes.
2307	#TODO: the first argument must go, split into a $npc->reply_to ( method	2709	#TODO: the first argument must go, split into a $npc->reply_to ( method
2308	sub cf::object::player::reply($$$;$) {	2710	sub cf::object::player::reply($$$;$) {
2309	my ($self, $npc, $msg, $flags) = @_;	2711	my ($self, $npc, $msg, $flags) = @_;
…		…
2320	my $dialog = $pl->{npc_dialog};	2722	my $dialog = $pl->{npc_dialog};
2321	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2723	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2322		2724
2323	} else {	2725	} else {
2324	$msg = $npc->name . " says: $msg" if $npc;	2726	$msg = $npc->name . " says: $msg" if $npc;
2325	$self->message ($msg, $flags);	2727	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2326	}	2728	}
2327	}	2729	}
2328	}	2730	}
2329		2731
2330	=item $object->send_msg ($channel, $msg, $color, [extra...])	2732	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2340	=item $player_object->may ("access")	2742	=item $player_object->may ("access")
2341		2743
2342	Returns wether the given player is authorized to access resource "access"	2744	Returns wether the given player is authorized to access resource "access"
2343	(e.g. "command_wizcast").	2745	(e.g. "command_wizcast").
2344		2746
		2747	This is implemented by checking a config setting of C<may_access> where
		2748	C<access> is replaced by the access string. The following alternatives are
		2749	possible (and are tested in order):
		2750
		2751	=over 4
		2752
		2753	=item * Player is DM
		2754
		2755	The request will succeed.
		2756
		2757	=item * may_access is an array reference
		2758
		2759	If either the player nickname or UUID is in the array, the request will
		2760	succeed, otherwise it will fail.
		2761
		2762	=item * may_access is a true value
		2763
		2764	The request will succeed.
		2765
		2766	=item * may_access is missing or false
		2767
		2768	The request will fail.
		2769
		2770	=back
		2771
2345	=cut	2772	=cut
2346		2773
2347	sub cf::object::player::may {	2774	sub cf::object::player::may {
2348	my ($self, $access) = @_;	2775	my ($self, $access) = @_;
2349		2776
2350	$self->flag (cf::FLAG_WIZ) ||	2777	$self->flag (cf::FLAG_WIZ) ||
2351	(ref $cf::CFG{"may_$access"}	2778	(ref $cf::CFG{"may_$access"}
2352	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	2779	? scalar grep $self->name eq $_ || $self->uuid eq $_, @{$cf::CFG{"may_$access"}}
2353	: $cf::CFG{"may_$access"})	2780	: $cf::CFG{"may_$access"})
2354	}	2781	}
2355		2782
2356	=item $player_object->enter_link	2783	=item $player_object->enter_link
2357		2784
2358	Freezes the player and moves him/her to a special map (C<{link}>).	2785	Freezes the player and moves him/her to a special map (C<{link}>).
2359		2786
2360	The player should be reasonably safe there for short amounts of time. You	2787	The player should be reasonably safe there for short amounts of time (e.g.
2361	I<MUST> call C<leave_link> as soon as possible, though.	2788	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2789	though, as the player cannot control the character while it is on the link
		2790	map.
2362		2791
2363	Will never block.	2792	This method will never block, which is the whole reaosn for it's
		2793	existance: you can I<always> put a player onto the link map, which is the
		2794	only place to put objects that is guaranteed to exist.
		2795
		2796	A typical usage pattern is to call C<enter_link> synchronously from the
		2797	server, then start a new thread, do your blocking stuff there and then
		2798	call C<leave_link> from that thread.
2364		2799
2365	=item $player_object->leave_link ($map, $x, $y)	2800	=item $player_object->leave_link ($map, $x, $y)
2366		2801
2367	Moves the player out of the special C<{link}> map onto the specified	2802	Moves the player out of the special C<{link}> map onto the specified
2368	map. If the map is not valid (or omitted), the player will be moved back	2803	map. If the map is not valid (or omitted), the player will be moved back
…		…
2386	sub cf::object::player::enter_link {	2821	sub cf::object::player::enter_link {
2387	my ($self) = @_;	2822	my ($self) = @_;
2388		2823
2389	$self->deactivate_recursive;	2824	$self->deactivate_recursive;
2390		2825
		2826	++$self->{_link_recursion};
		2827
2391	return if UNIVERSAL::isa $self->map, "ext::map_link";	2828	return if UNIVERSAL::isa $self->map, "ext::map_link";
2392		2829
2393	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2830	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2394	if $self->map && $self->map->{path} ne "{link}";	2831	if $self->map && $self->map->{path} ne "{link}";
2395		2832
2396	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2833	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2397	}	2834	}
2398		2835
2399	sub cf::object::player::leave_link {	2836	sub cf::object::player::leave_link {
2400	my ($self, $map, $x, $y) = @_;	2837	my ($self, $map, $x, $y) = @_;
2401		2838
…		…
2418	($x, $y) = (-1, -1)	2855	($x, $y) = (-1, -1)
2419	unless (defined $x) && (defined $y);	2856	unless (defined $x) && (defined $y);
2420		2857
2421	# use -1 or undef as default coordinates, not 0, 0	2858	# use -1 or undef as default coordinates, not 0, 0
2422	($x, $y) = ($map->enter_x, $map->enter_y)	2859	($x, $y) = ($map->enter_x, $map->enter_y)
2423	if $x <=0 && $y <= 0;	2860	if $x <= 0 && $y <= 0;
2424		2861
2425	$map->load;	2862	$map->load;
2426	$map->load_neighbours;
2427		2863
2428	return unless $self->contr->active;	2864	return unless $self->contr->active;
2429	$self->activate_recursive;
2430		2865
2431	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2866	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2432	$self->enter_map ($map, $x, $y);	2867	if ($self->enter_map ($map, $x, $y)) {
2433	}	2868	# entering was successful
		2869	delete $self->{_link_recursion};
		2870	# only activate afterwards, to support waiting in hooks
		2871	$self->activate_recursive;
		2872	}
2434		2873
		2874	}
		2875
2435	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2876	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2436		2877
2437	Moves the player to the given map-path and coordinates by first freezing	2878	Moves the player to the given map-path and coordinates by first freezing
2438	her, loading and preparing them map, calling the provided $check callback	2879	her, loading and preparing them map, calling the provided $check callback
2439	that has to return the map if sucecssful, and then unfreezes the player on	2880	that has to return the map if sucecssful, and then unfreezes the player on
2440	the new (success) or old (failed) map position. In either case, $done will	2881	the new (success) or old (failed) map position. In either case, $done will
2441	be called at the end of this process.	2882	be called at the end of this process.
2442		2883
		2884	Note that $check will be called with a potentially non-loaded map, so if
		2885	it needs a loaded map it has to call C<< ->load >>.
		2886
2443	=cut	2887	=cut
2444		2888
2445	our $GOTOGEN;	2889	our $GOTOGEN;
2446		2890
2447	sub cf::object::player::goto {	2891	sub cf::object::player::goto {
2448	my ($self, $path, $x, $y, $check, $done) = @_;	2892	my ($self, $path, $x, $y, $check, $done) = @_;
2449		2893
		2894	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2895	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2896	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2897	($path, $x, $y) = @$EMERGENCY_POSITION;
		2898	}
		2899
2450	# do generation counting so two concurrent goto's will be executed in-order	2900	# do generation counting so two concurrent goto's will be executed in-order
2451	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2901	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2452		2902
2453	$self->enter_link;	2903	$self->enter_link;
2454		2904
2455	(async {	2905	(async {
		2906	$Coro::current->{desc} = "player::goto $path $x $y";
		2907
2456	# *tag paths override both path and x|y	2908	# *tag paths override both path and x|y
2457	if ($path =~ /^\*(.*)$/) {	2909	if ($path =~ /^\*(.*)$/) {
2458	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2910	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2459	my $ob = $obs[rand @obs];	2911	my $ob = $obs[rand @obs];
2460		2912
…		…
2471	($path, $x, $y) = (undef, undef, undef);	2923	($path, $x, $y) = (undef, undef, undef);
2472	}	2924	}
2473	}	2925	}
2474		2926
2475	my $map = eval {	2927	my $map = eval {
2476	my $map = defined $path ? cf::map::find $path : undef;	2928	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2477		2929
2478	if ($map) {	2930	if ($map) {
2479	$map = $map->customise_for ($self);	2931	$map = $map->customise_for ($self);
2480	$map = $check->($map) if $check && $map;	2932	$map = $check->($map, $x, $y, $self) if $check && $map;
2481	} else {	2933	} else {
2482	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2934	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2483	}	2935	}
2484		2936
2485	$map	2937	$map
…		…
2493	if ($gen == $self->{_goto_generation}) {	2945	if ($gen == $self->{_goto_generation}) {
2494	delete $self->{_goto_generation};	2946	delete $self->{_goto_generation};
2495	$self->leave_link ($map, $x, $y);	2947	$self->leave_link ($map, $x, $y);
2496	}	2948	}
2497		2949
2498	$done->() if $done;	2950	$done->($self) if $done;
2499	})->prio (1);	2951	})->prio (1);
2500	}	2952	}
2501		2953
2502	=item $player_object->enter_exit ($exit_object)	2954	=item $player_object->enter_exit ($exit_object)
2503		2955
…		…
2523	}	2975	}
2524		2976
2525	sub prepare_random_map {	2977	sub prepare_random_map {
2526	my ($exit) = @_;	2978	my ($exit) = @_;
2527		2979
2528	my $guard = cf::lock_acquire "exit_prepare:$exit";
2529
2530	# all this does is basically replace the /! path by	2980	# all this does is basically replace the /! path by
2531	# a new random map path (?random/...) with a seed	2981	# a new random map path (?random/...) with a seed
2532	# that depends on the exit object	2982	# that depends on the exit object
2533		2983
2534	my $rmp = parse_random_map_params $exit->msg;	2984	my $rmp = parse_random_map_params $exit->msg;
…		…
2536	if ($exit->map) {	2986	if ($exit->map) {
2537	$rmp->{region} = $exit->region->name;	2987	$rmp->{region} = $exit->region->name;
2538	$rmp->{origin_map} = $exit->map->path;	2988	$rmp->{origin_map} = $exit->map->path;
2539	$rmp->{origin_x} = $exit->x;	2989	$rmp->{origin_x} = $exit->x;
2540	$rmp->{origin_y} = $exit->y;	2990	$rmp->{origin_y} = $exit->y;
		2991
		2992	$exit->map->touch;
2541	}	2993	}
2542		2994
2543	$rmp->{random_seed} ||= $exit->random_seed;	2995	$rmp->{random_seed} ||= $exit->random_seed;
2544		2996
2545	my $data = cf::to_json $rmp;	2997	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2546	my $md5 = Digest::MD5::md5_hex $data;	2998	my $md5 = Digest::MD5::md5_hex $data;
2547	my $meta = "$RANDOMDIR/$md5.meta";	2999	my $meta = "$RANDOMDIR/$md5.meta";
2548		3000
2549	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	3001	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2550	aio_write $fh, 0, (length $data), $data, 0;	3002	aio_write $fh, 0, (length $data), $data, 0;
2551	undef $fh;	3003	undef $fh;
2552	aio_rename "$meta~", $meta;	3004	aio_rename "$meta~", $meta;
2553		3005
		3006	my $slaying = "?random/$md5";
		3007
		3008	if ($exit->valid) {
2554	$exit->slaying ("?random/$md5");	3009	$exit->slaying ("?random/$md5");
2555	$exit->msg (undef);	3010	$exit->msg (undef);
		3011	}
2556	}	3012	}
2557	}	3013	}
2558		3014
2559	sub cf::object::player::enter_exit {	3015	sub cf::object::player::enter_exit {
2560	my ($self, $exit) = @_;	3016	my ($self, $exit) = @_;
2561		3017
2562	return unless $self->type == cf::PLAYER;	3018	return unless $self->type == cf::PLAYER;
2563		3019
2564	if ($exit->slaying eq "/!") {
2565	#TODO: this should de-fi-ni-te-ly not be a sync-job
2566	# the problem is that $exit might not survive long enough
2567	# so it needs to be done right now, right here
2568	cf::sync_job { prepare_random_map $exit };
2569	}
2570
2571	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2572	my $hp = $exit->stats->hp;
2573	my $sp = $exit->stats->sp;
2574
2575	$self->enter_link;	3020	$self->enter_link;
2576		3021
2577	# if exit is damned, update players death & WoR home-position
2578	$self->contr->savebed ($slaying, $hp, $sp)
2579	if $exit->flag (FLAG_DAMNED);
2580
2581	(async {	3022	(async {
2582	$self->deactivate_recursive; # just to be sure	3023	$Coro::current->{desc} = "enter_exit";
		3024
2583	unless (eval {	3025	unless (eval {
		3026	$self->deactivate_recursive; # just to be sure
		3027
		3028	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3029	my $x = $exit->stats->hp;
		3030	my $y = $exit->stats->sp;
		3031
		3032	# special map handling
		3033	my $slaying = $exit->slaying;
		3034
		3035	# special map handling
		3036	if ($slaying eq "/!") {
		3037	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3038
		3039	prepare_random_map $exit
		3040	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3041
		3042	$map = $exit->slaying;
		3043
		3044	} elsif ($slaying eq '!up') {
		3045	$map = $exit->map->tile_path (cf::TILE_UP);
		3046	$x = $exit->x;
		3047	$y = $exit->y;
		3048
		3049	} elsif ($slaying eq '!down') {
		3050	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3051	$x = $exit->x;
		3052	$y = $exit->y;
		3053	}
		3054
2584	$self->goto ($slaying, $hp, $sp);	3055	$self->goto ($map, $x, $y);
2585		3056
		3057	# if exit is damned, update players death & WoR home-position
		3058	$self->contr->savebed ($map, $x, $y)
		3059	if $exit->flag (cf::FLAG_DAMNED);
		3060
2586	1;	3061	1
2587	}) {	3062	}) {
2588	$self->message ("Something went wrong deep within the crossfire server. "	3063	$self->message ("Something went wrong deep within the deliantra server. "
2589	. "I'll try to bring you back to the map you were before. "	3064	. "I'll try to bring you back to the map you were before. "
2590	. "Please report this to the dungeon master!",	3065	. "Please report this to the dungeon master!",
2591	cf::NDI_UNIQUE | cf::NDI_RED);	3066	cf::NDI_UNIQUE | cf::NDI_RED);
2592		3067
2593	warn "ERROR in enter_exit: $@";	3068	error "ERROR in enter_exit: $@";
2594	$self->leave_link;	3069	$self->leave_link;
2595	}	3070	}
2596	})->prio (1);	3071	})->prio (1);
2597	}	3072	}
2598		3073
2599	=head3 cf::client	3074	=head3 cf::client
2600		3075
2601	=over 4	3076	=over 4
2602		3077
2603	=item $client->send_drawinfo ($text, $flags)	3078	=item $client->send_big_packet ($pkt)
2604		3079
2605	Sends a drawinfo packet to the client. Circumvents output buffering so	3080	Like C<send_packet>, but tries to compress large packets, and fragments
2606	should not be used under normal circumstances.	3081	them as required.
2607		3082
2608	=cut	3083	=cut
2609		3084
		3085	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3086
2610	sub cf::client::send_drawinfo {	3087	sub cf::client::send_big_packet {
2611	my ($self, $text, $flags) = @_;	3088	my ($self, $pkt) = @_;
2612		3089
2613	utf8::encode $text;	3090	# try lzf for large packets
2614	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3091	$pkt = "lzf " . Compress::LZF::compress $pkt
		3092	if 1024 <= length $pkt and $self->{can_lzf};
		3093
		3094	# split very large packets
		3095	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3096	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3097	$pkt = "frag";
		3098	}
		3099
		3100	$self->send_packet ($pkt);
2615	}	3101	}
2616		3102
2617	=item $client->send_msg ($channel, $msg, $color, [extra...])	3103	=item $client->send_msg ($channel, $msg, $color, [extra...])
2618		3104
2619	Send a drawinfo or msg packet to the client, formatting the msg for the	3105	Send a msg packet to the client, formatting the msg for the client if
2620	client if neccessary. C<$type> should be a string identifying the type of	3106	necessary. C<$type> should be a string identifying the type of the
2621	the message, with C<log> being the default. If C<$color> is negative, suppress	3107	message, with C<log> being the default. If C<$color> is negative, suppress
2622	the message unless the client supports the msg packet.	3108	the message unless the client supports the msg packet.
2623		3109
2624	=cut	3110	=cut
2625		3111
		3112	# non-persistent channels (usually the info channel)
2626	our %CHANNEL = (	3113	our %CHANNEL = (
		3114	"c/motd" => {
		3115	id => "infobox",
		3116	title => "MOTD",
		3117	reply => undef,
		3118	tooltip => "The message of the day",
		3119	},
2627	"c/identify" => {	3120	"c/identify" => {
2628	id => "identify",	3121	id => "infobox",
2629	title => "Identify",	3122	title => "Identify",
2630	reply => undef,	3123	reply => undef,
2631	tooltip => "Items recently identified",	3124	tooltip => "Items recently identified",
2632	},	3125	},
2633	"c/examine" => {	3126	"c/examine" => {
2634	id => "examine",	3127	id => "infobox",
2635	title => "Examine",	3128	title => "Examine",
2636	reply => undef,	3129	reply => undef,
2637	tooltip => "Signs and other items you examined",	3130	tooltip => "Signs and other items you examined",
2638	},	3131	},
		3132	"c/shopinfo" => {
		3133	id => "infobox",
		3134	title => "Shop Info",
		3135	reply => undef,
		3136	tooltip => "What your bargaining skill tells you about the shop",
		3137	},
		3138	"c/book" => {
		3139	id => "infobox",
		3140	title => "Book",
		3141	reply => undef,
		3142	tooltip => "The contents of a note or book",
		3143	},
		3144	"c/lookat" => {
		3145	id => "infobox",
		3146	title => "Look",
		3147	reply => undef,
		3148	tooltip => "What you saw there",
		3149	},
		3150	"c/who" => {
		3151	id => "infobox",
		3152	title => "Players",
		3153	reply => undef,
		3154	tooltip => "Shows players who are currently online",
		3155	},
		3156	"c/body" => {
		3157	id => "infobox",
		3158	title => "Body Parts",
		3159	reply => undef,
		3160	tooltip => "Shows which body parts you posess and are available",
		3161	},
		3162	"c/statistics" => {
		3163	id => "infobox",
		3164	title => "Statistics",
		3165	reply => undef,
		3166	tooltip => "Shows your primary statistics",
		3167	},
		3168	"c/skills" => {
		3169	id => "infobox",
		3170	title => "Skills",
		3171	reply => undef,
		3172	tooltip => "Shows your experience per skill and item power",
		3173	},
		3174	"c/shopitems" => {
		3175	id => "infobox",
		3176	title => "Shop Items",
		3177	reply => undef,
		3178	tooltip => "Shows the items currently for sale in this shop",
		3179	},
		3180	"c/resistances" => {
		3181	id => "infobox",
		3182	title => "Resistances",
		3183	reply => undef,
		3184	tooltip => "Shows your resistances",
		3185	},
		3186	"c/pets" => {
		3187	id => "infobox",
		3188	title => "Pets",
		3189	reply => undef,
		3190	tooltip => "Shows information abotu your pets/a specific pet",
		3191	},
		3192	"c/perceiveself" => {
		3193	id => "infobox",
		3194	title => "Perceive Self",
		3195	reply => undef,
		3196	tooltip => "You gained detailed knowledge about yourself",
		3197	},
		3198	"c/uptime" => {
		3199	id => "infobox",
		3200	title => "Uptime",
		3201	reply => undef,
		3202	tooltip => "How long the server has been running since last restart",
		3203	},
		3204	"c/mapinfo" => {
		3205	id => "infobox",
		3206	title => "Map Info",
		3207	reply => undef,
		3208	tooltip => "Information related to the maps",
		3209	},
		3210	"c/party" => {
		3211	id => "party",
		3212	title => "Party",
		3213	reply => "gsay ",
		3214	tooltip => "Messages and chat related to your party",
		3215	},
		3216	"c/death" => {
		3217	id => "death",
		3218	title => "Death",
		3219	reply => undef,
		3220	tooltip => "Reason for and more info about your most recent death",
		3221	},
		3222	"c/fatal" => {
		3223	id => "fatal",
		3224	title => "Fatal Error",
		3225	reply => undef,
		3226	tooltip => "Reason for the server disconnect",
		3227	},
		3228	"c/say" => $SAY_CHANNEL,
		3229	"c/chat" => $CHAT_CHANNEL,
2639	);	3230	);
2640		3231
2641	sub cf::client::send_msg {	3232	sub cf::client::send_msg {
2642	my ($self, $channel, $msg, $color, @extra) = @_;	3233	my ($self, $channel, $msg, $color, @extra) = @_;
2643		3234
2644	$msg = $self->pl->expand_cfpod ($msg);	3235	$msg = $self->pl->expand_cfpod ($msg)
		3236	unless $color & cf::NDI_VERBATIM;
2645		3237
2646	$color &= cf::NDI_CLIENT_MASK; # just in case...	3238	$color &= cf::NDI_CLIENT_MASK; # just in case...
2647		3239
2648	# check predefined channels, for the benefit of C	3240	# check predefined channels, for the benefit of C
2649	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3241	if ($CHANNEL{$channel}) {
		3242	$channel = $CHANNEL{$channel};
2650		3243
		3244	$self->ext_msg (channel_info => $channel);
		3245	$channel = $channel->{id};
		3246
2651	if (ref $channel) {	3247	} elsif (ref $channel) {
2652	# send meta info to client, if not yet sent	3248	# send meta info to client, if not yet sent
2653	unless (exists $self->{channel}{$channel->{id}}) {	3249	unless (exists $self->{channel}{$channel->{id}}) {
2654	$self->{channel}{$channel->{id}} = $channel;	3250	$self->{channel}{$channel->{id}} = $channel;
2655	$self->ext_msg (channel_info => $channel)	3251	$self->ext_msg (channel_info => $channel);
2656	if $self->can_msg;
2657	}	3252	}
2658		3253
2659	$channel = $channel->{id};	3254	$channel = $channel->{id};
2660	}	3255	}
2661		3256
2662	return unless @extra || length $msg;	3257	return unless @extra || length $msg;
2663		3258
2664	if ($self->can_msg) {
2665	# default colour, mask it out	3259	# default colour, mask it out
2666	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3260	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2667	if $color & cf::NDI_DEF;	3261	if $color & cf::NDI_DEF;
2668		3262
2669	$self->send_packet ("msg " . $self->{json_coder}->encode (	3263	my $pkt = "msg "
		3264	. $self->{json_coder}->encode (
2670	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3265	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2671	} else {	3266	);
2672	if ($color >= 0) {
2673	# replace some tags by gcfclient-compatible ones
2674	for ($msg) {
2675	1 while
2676	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2677	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2678	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2679	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2680	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2681	}
2682		3267
2683	$color &= cf::NDI_COLOR_MASK;	3268	$self->send_big_packet ($pkt);
2684
2685	utf8::encode $msg;
2686
2687	if (0 && $msg =~ /\[/) {
2688	# COMMAND/INFO
2689	$self->send_packet ("drawextinfo $color 10 8 $msg")
2690	} else {
2691	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2692	$self->send_packet ("drawinfo $color $msg")
2693	}
2694	}
2695	}
2696	}	3269	}
2697		3270
2698	=item $client->ext_msg ($type, @msg)	3271	=item $client->ext_msg ($type, @msg)
2699		3272
2700	Sends an ext event to the client.	3273	Sends an ext event to the client.
…		…
2702	=cut	3275	=cut
2703		3276
2704	sub cf::client::ext_msg($$@) {	3277	sub cf::client::ext_msg($$@) {
2705	my ($self, $type, @msg) = @_;	3278	my ($self, $type, @msg) = @_;
2706		3279
2707	if ($self->extcmd == 2) {
2708	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3280	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2709	} elsif ($self->extcmd == 1) { # TODO: remove
2710	push @msg, msgtype => "event_$type";
2711	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2712	}
2713	}
2714
2715	=item $client->ext_reply ($msgid, @msg)
2716
2717	Sends an ext reply to the client.
2718
2719	=cut
2720
2721	sub cf::client::ext_reply($$@) {
2722	my ($self, $id, @msg) = @_;
2723
2724	if ($self->extcmd == 2) {
2725	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2726	} elsif ($self->extcmd == 1) {
2727	#TODO: version 1, remove
2728	unshift @msg, msgtype => "reply", msgid => $id;
2729	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2730	}
2731	}	3281	}
2732		3282
2733	=item $success = $client->query ($flags, "text", \&cb)	3283	=item $success = $client->query ($flags, "text", \&cb)
2734		3284
2735	Queues a query to the client, calling the given callback with	3285	Queues a query to the client, calling the given callback with
…		…
2755		3305
2756	$self->send_packet ($self->{query_queue}[0][0])	3306	$self->send_packet ($self->{query_queue}[0][0])
2757	if @{ $self->{query_queue} } == 1;	3307	if @{ $self->{query_queue} } == 1;
2758		3308
2759	1	3309	1
		3310	}
		3311
		3312	=item $client->update_command_faces
		3313
		3314	=cut
		3315
		3316	our %COMMAND_FACE;
		3317
		3318	sub cf::client::update_command_faces {
		3319	my ($self) = @_;
		3320
		3321	my @faces = grep $_,
		3322	$COMMAND_FACE{preferred},
		3323	$COMMAND_FACE{standard},
		3324	$COMMAND_FACE{skill},
		3325	$self->pl->ob->flag (cf::FLAG_WIZ) ? $COMMAND_FACE{dm} : (),
		3326	$COMMAND_FACE{emote},
		3327	;
		3328
		3329	$self->send_face ($_)
		3330	for @faces;
		3331	$self->flush_fx;
		3332
		3333	$self->ext_msg (command_list => @faces);
		3334	}
		3335
		3336	=item cf::client::set_command_face $type, $commands
		3337
		3338	=cut
		3339
		3340	sub cf::client::set_command_face {
		3341	my ($type, $list) = @_;
		3342
		3343	my $idx = &cf::face::set ( #d# ugly forward reference
		3344	"command_list/$type" => cf::FT_RSRC,
		3345	JSON::XS->new->utf8->encode ([ sort @$list ])
		3346	);
		3347
		3348	$COMMAND_FACE{$type} = $idx;
2760	}	3349	}
2761		3350
2762	cf::client->attach (	3351	cf::client->attach (
2763	on_connect => sub {	3352	on_connect => sub {
2764	my ($ns) = @_;	3353	my ($ns) = @_;
…		…
2790	my ($ns, $buf) = @_;	3379	my ($ns, $buf) = @_;
2791		3380
2792	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3381	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2793		3382
2794	if (ref $msg) {	3383	if (ref $msg) {
2795	my ($type, $reply, @payload) =	3384	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2796	"ARRAY" eq ref $msg
2797	? @$msg
2798	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2799		3385
2800	my @reply;
2801
2802	if (my $cb = $EXTICMD{$type}) {	3386	if (my $cb = $EXTIACMD{$type}) {
		3387	$cb->(
		3388	$ns,
		3389	sub {
		3390	$ns->ext_msg ("reply-$reply", @_)
		3391	if $reply;
		3392	},
		3393	@payload
		3394	);
		3395	} else {
		3396	my @reply;
		3397
		3398	if (my $cb = $EXTICMD{$type}) {
2803	@reply = $cb->($ns, @payload);	3399	@reply = $cb->($ns, @payload);
		3400	}
		3401
		3402	$ns->ext_msg ("reply-$reply", @reply)
		3403	if $reply;
2804	}	3404	}
2805
2806	$ns->ext_reply ($reply, @reply)
2807	if $reply;
2808
2809	} else {	3405	} else {
2810	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3406	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2811	}	3407	}
2812		3408
2813	cf::override;	3409	cf::override;
2814	},	3410	},
2815	);	3411	);
…		…
2835		3431
2836	$coro	3432	$coro
2837	}	3433	}
2838		3434
2839	cf::client->attach (	3435	cf::client->attach (
2840	on_destroy => sub {	3436	on_client_destroy => sub {
2841	my ($ns) = @_;	3437	my ($ns) = @_;
2842		3438
2843	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3439	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2844	},	3440	},
2845	);	3441	);
…		…
2861	our $safe_hole = new Safe::Hole;	3457	our $safe_hole = new Safe::Hole;
2862		3458
2863	$SIG{FPE} = 'IGNORE';	3459	$SIG{FPE} = 'IGNORE';
2864		3460
2865	$safe->permit_only (Opcode::opset qw(	3461	$safe->permit_only (Opcode::opset qw(
2866	:base_core :base_mem :base_orig :base_math	3462	:base_core :base_mem :base_orig :base_math :base_loop
2867	grepstart grepwhile mapstart mapwhile	3463	grepstart grepwhile mapstart mapwhile
2868	sort time	3464	sort time
2869	));	3465	));
2870		3466
2871	# here we export the classes and methods available to script code	3467	# here we export the classes and methods available to script code
…		…
2873	=pod	3469	=pod
2874		3470
2875	The following functions and methods are available within a safe environment:	3471	The following functions and methods are available within a safe environment:
2876		3472
2877	cf::object	3473	cf::object
2878	contr pay_amount pay_player map x y force_find force_add	3474	contr pay_amount pay_player map x y force_find force_add destroy
2879	insert remove name archname title slaying race decrease_ob_nr	3475	insert remove name archname title slaying race decrease split
		3476	value
2880		3477
2881	cf::object::player	3478	cf::object::player
2882	player	3479	player
2883		3480
2884	cf::player	3481	cf::player
…		…
2889		3486
2890	=cut	3487	=cut
2891		3488
2892	for (	3489	for (
2893	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3490	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2894	insert remove inv name archname title slaying race	3491	insert remove inv nrof name archname title slaying race
2895	decrease_ob_nr)],	3492	decrease split destroy change_exp value msg lore send_msg)],
2896	["cf::object::player" => qw(player)],	3493	["cf::object::player" => qw(player)],
2897	["cf::player" => qw(peaceful)],	3494	["cf::player" => qw(peaceful send_msg)],
2898	["cf::map" => qw(trigger)],	3495	["cf::map" => qw(trigger)],
2899	) {	3496	) {
2900	no strict 'refs';
2901	my ($pkg, @funs) = @$_;	3497	my ($pkg, @funs) = @$_;
2902	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3498	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2903	for @funs;	3499	for @funs;
2904	}	3500	}
2905		3501
…		…
2920		3516
2921	my $qcode = $code;	3517	my $qcode = $code;
2922	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3518	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2923	$qcode =~ s/\n/\\n/g;	3519	$qcode =~ s/\n/\\n/g;
2924		3520
		3521	%vars = (_dummy => 0) unless %vars;
		3522
		3523	my @res;
2925	local $_;	3524	local $_;
2926	local @safe::cf::_safe_eval_args = values %vars;
2927		3525
2928	my $eval =	3526	my $eval =
2929	"do {\n"	3527	"do {\n"
2930	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3528	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2931	. "#line 0 \"{$qcode}\"\n"	3529	. "#line 0 \"{$qcode}\"\n"
2932	. $code	3530	. $code
2933	. "\n}"	3531	. "\n}"
2934	;	3532	;
2935		3533
		3534	if ($CFG{safe_eval}) {
2936	sub_generation_inc;	3535	sub_generation_inc;
		3536	local @safe::cf::_safe_eval_args = values %vars;
2937	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3537	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2938	sub_generation_inc;	3538	sub_generation_inc;
		3539	} else {
		3540	local @cf::_safe_eval_args = values %vars;
		3541	@res = wantarray ? eval eval : scalar eval $eval;
		3542	}
2939		3543
2940	if ($@) {	3544	if ($@) {
2941	warn "$@";	3545	warn "$@",
2942	warn "while executing safe code '$code'\n";	3546	"while executing safe code '$code'\n",
2943	warn "with arguments " . (join " ", %vars) . "\n";	3547	"with arguments " . (join " ", %vars) . "\n";
2944	}	3548	}
2945		3549
2946	wantarray ? @res : $res[0]	3550	wantarray ? @res : $res[0]
2947	}	3551	}
2948		3552
…		…
2962	=cut	3566	=cut
2963		3567
2964	sub register_script_function {	3568	sub register_script_function {
2965	my ($fun, $cb) = @_;	3569	my ($fun, $cb) = @_;
2966		3570
2967	no strict 'refs';	3571	$fun = "safe::$fun" if $CFG{safe_eval};
2968	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3572	*$fun = $safe_hole->wrap ($cb);
2969	}	3573	}
2970		3574
2971	=back	3575	=back
2972		3576
2973	=cut	3577	=cut
2974		3578
2975	#############################################################################	3579	#############################################################################
2976	# the server's init and main functions	3580	# the server's init and main functions
2977		3581
		3582	{
		3583	package cf::face;
		3584
		3585	our %HASH; # hash => idx
		3586	our @DATA; # dynamically-created facedata, only faceste 0 used
		3587	our @FOFS; # file offset, if > 0
		3588	our @SIZE; # size of face, in octets
		3589	our @META; # meta hash of face, if any
		3590	our $DATAFH; # facedata filehandle
		3591
		3592	# internal api, not finalised
		3593	sub set {
		3594	my ($name, $type, $data) = @_;
		3595
		3596	my $idx = cf::face::find $name;
		3597
		3598	if ($idx) {
		3599	delete $HASH{cf::face::get_csum $idx};
		3600	} else {
		3601	$idx = cf::face::alloc $name;
		3602	}
		3603
		3604	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3605
		3606	cf::face::set_type $idx, $type;
		3607	cf::face::set_csum $idx, 0, $hash;
		3608
		3609	# we need to destroy the SV itself, not just modify it, as a running ix
		3610	# might hold a reference to it: "delete" achieves that.
		3611	delete $FOFS[0][$idx];
		3612	delete $DATA[0][$idx];
		3613	$DATA[0][$idx] = $data;
		3614	$SIZE[0][$idx] = length $data;
		3615	delete $META[$idx];
		3616	$HASH{$hash} = $idx;#d#
		3617
		3618	$idx
		3619	}
		3620
		3621	sub _get_data($$$) {
		3622	my ($idx, $set, $cb) = @_;
		3623
		3624	if (defined $DATA[$set][$idx]) {
		3625	$cb->($DATA[$set][$idx]);
		3626	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3627	my $size = $SIZE[$set][$idx];
		3628	my $buf;
		3629	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3630	if ($_[0] == $size) {
		3631	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3632	$cb->($buf);
		3633	} else {
		3634	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3635	}
		3636	};
		3637	} else {
		3638	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3639	}
		3640	}
		3641
		3642	# rather ineffient
		3643	sub cf::face::get_data($;$) {
		3644	my ($idx, $set) = @_;
		3645
		3646	_get_data $idx, $set, Coro::rouse_cb;
		3647	Coro::rouse_wait
		3648	}
		3649
		3650	sub cf::face::ix {
		3651	my ($ns, $set, $idx, $pri) = @_;
		3652
		3653	_get_data $idx, $set, sub {
		3654	$ns->ix_send ($idx, $pri, $_[0]);
		3655	};
		3656	}
		3657	}
		3658
2978	sub load_facedata($) {	3659	sub load_facedata($) {
2979	my ($path) = @_;	3660	my ($path) = @_;
2980		3661
2981	# HACK to clear player env face cache, we need some signal framework
2982	# for this (global event?)
2983	%ext::player_env::MUSIC_FACE_CACHE = ();
2984
2985	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3662	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2986		3663
2987	warn "loading facedata from $path\n";	3664	trace "loading facedata from $path\n";
2988		3665
2989	my $facedata;	3666	my $facedata = decode_storable load_file "$path/faceinfo";
2990	0 < aio_load $path, $facedata
2991	or die "$path: $!";
2992
2993	$facedata = Coro::Storable::thaw $facedata;
2994		3667
2995	$facedata->{version} == 2	3668	$facedata->{version} == 2
2996	or cf::cleanup "$path: version mismatch, cannot proceed.";	3669	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
2997		3670
2998	# patch in the exptable	3671	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
2999	$facedata->{resource}{"res/exp_table"} = {	3672	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3000	type => FT_RSRC,	3673
3001	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3674	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3002	};	3675
3003	cf::cede_to_tick;	3676	# BEGIN ATOMIC
		3677	# from here on, everything must be atomic - no thread switch allowed
		3678	my $t1 = EV::time;
3004		3679
3005	{	3680	{
3006	my $faces = $facedata->{faceinfo};	3681	my $faces = $facedata->{faceinfo};
3007		3682
3008	while (my ($face, $info) = each %$faces) {	3683	for my $face (sort keys %$faces) {
		3684	my $info = $faces->{$face};
3009	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3685	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3686
3010	cf::face::set_visibility $idx, $info->{visibility};	3687	cf::face::set_visibility $idx, $info->{visibility};
3011	cf::face::set_magicmap $idx, $info->{magicmap};	3688	cf::face::set_magicmap $idx, $info->{magicmap};
3012	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3689	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3013	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3690	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3014		3691	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3015	cf::cede_to_tick;	3692	$cf::face::HASH{$info->{hash64}} = $idx;
		3693	delete $cf::face::META[$idx];
3016	}	3694	}
3017		3695
3018	while (my ($face, $info) = each %$faces) {	3696	while (my ($face, $info) = each %$faces) {
3019	next unless $info->{smooth};	3697	next unless $info->{smooth};
		3698
3020	my $idx = cf::face::find $face	3699	my $idx = cf::face::find $face
3021	or next;	3700	or next;
		3701
3022	if (my $smooth = cf::face::find $info->{smooth}) {	3702	if (my $smooth = cf::face::find $info->{smooth}) {
3023	cf::face::set_smooth $idx, $smooth;	3703	cf::face::set_smooth $idx, $smooth;
3024	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3704	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3025	} else {	3705	} else {
3026	warn "smooth face '$info->{smooth}' not found for face '$face'";	3706	error "smooth face '$info->{smooth}' not found for face '$face'";
3027	}	3707	}
3028
3029	cf::cede_to_tick;
3030	}	3708	}
3031	}	3709	}
3032		3710
3033	{	3711	{
3034	my $anims = $facedata->{animinfo};	3712	my $anims = $facedata->{animinfo};
3035		3713
3036	while (my ($anim, $info) = each %$anims) {	3714	while (my ($anim, $info) = each %$anims) {
3037	cf::anim::set $anim, $info->{frames}, $info->{facings};	3715	cf::anim::set $anim, $info->{frames}, $info->{facings};
3038	cf::cede_to_tick;
3039	}	3716	}
3040		3717
3041	cf::anim::invalidate_all; # d'oh	3718	cf::anim::invalidate_all; # d'oh
3042	}	3719	}
3043		3720
3044	{	3721	{
3045	# TODO: for gcfclient pleasure, we should give resources
3046	# that gcfclient doesn't grok a >10000 face index.
3047	my $res = $facedata->{resource};	3722	my $res = $facedata->{resource};
3048		3723
3049	my $soundconf = delete $res->{"res/sound.conf"};
3050
3051	while (my ($name, $info) = each %$res) {	3724	while (my ($name, $info) = each %$res) {
		3725	if (defined (my $type = $info->{type})) {
		3726	# TODO: different hash - must free and use new index, or cache ixface data queue
3052	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3727	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3053	my $data;
3054		3728
3055	if ($info->{type} & 1) {	3729	cf::face::set_type $idx, $type;
3056	# prepend meta info	3730	cf::face::set_csum $idx, 0, $info->{hash};
3057		3731	$cf::face::SIZE[0][$idx] = $info->{size};
3058	my $meta = $enc->encode ({	3732	$cf::face::FOFS[0][$idx] = $info->{fofs};
3059	name => $name,	3733	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3060	%{ $info->{meta} || {} },	3734	$cf::face::HASH{$info->{hash}} = $idx;
3061	});
3062
3063	$data = pack "(w/a*)*", $meta, $info->{data};
3064	} else {	3735	} else {
3065	$data = $info->{data};	3736	# $RESOURCE{$name} = $info; # unused
3066	}	3737	}
3067
3068	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3069	cf::face::set_type $idx, $info->{type};
3070
3071	cf::cede_to_tick;
3072	}
3073
3074	if ($soundconf) {
3075	$soundconf = $enc->decode (delete $soundconf->{data});
3076
3077	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3078	my $sound = $soundconf->{compat}[$_]
3079	or next;
3080
3081	my $face = cf::face::find "sound/$sound->[1]";
3082	cf::sound::set $sound->[0] => $face;
3083	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3084	}	3738	}
3085
3086	while (my ($k, $v) = each %{$soundconf->{event}}) {
3087	my $face = cf::face::find "sound/$v";
3088	cf::sound::set $k => $face;
3089	}
3090	}
3091	}	3739	}
		3740
		3741	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3742
		3743	# HACK to clear player env face cache, we need some signal framework
		3744	# for this (global event?)
		3745	%ext::player_env::MUSIC_FACE_CACHE = ();
		3746
		3747	# END ATOMIC
		3748
		3749	cf::debug "facedata atomic update time ", EV::time - $t1;
		3750
		3751	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3752
		3753	aio_close $fh if $fh; # close old facedata
3092		3754
3093	1	3755	1
3094	}	3756	}
3095		3757
3096	register_exticmd fx_want => sub {	3758	register_exticmd fx_want => sub {
…		…
3098		3760
3099	while (my ($k, $v) = each %$want) {	3761	while (my ($k, $v) = each %$want) {
3100	$ns->fx_want ($k, $v);	3762	$ns->fx_want ($k, $v);
3101	}	3763	}
3102	};	3764	};
		3765
		3766	sub load_resource_file($) {
		3767	my $guard = lock_acquire "load_resource_file";
		3768
		3769	my $status = load_resource_file_ $_[0];
		3770	get_slot 0.1, 100;
		3771	cf::arch::commit_load;
		3772
		3773	$status
		3774	}
		3775
		3776	sub reload_exp_table {
		3777	_reload_exp_table;
		3778
		3779	cf::face::set
		3780	"res/exp_table" => FT_RSRC,
		3781	JSON::XS->new->utf8->canonical->encode (
		3782	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3783	);
		3784	}
		3785
		3786	sub reload_materials {
		3787	_reload_materials;
		3788	}
3103		3789
3104	sub reload_regions {	3790	sub reload_regions {
3105	# HACK to clear player env face cache, we need some signal framework	3791	# HACK to clear player env face cache, we need some signal framework
3106	# for this (global event?)	3792	# for this (global event?)
3107	%ext::player_env::MUSIC_FACE_CACHE = ();	3793	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3114	if exists $_->{match};	3800	if exists $_->{match};
3115	}	3801	}
3116	}	3802	}
3117		3803
3118	sub reload_facedata {	3804	sub reload_facedata {
3119	load_facedata "$DATADIR/facedata"	3805	load_facedata $DATADIR
3120	or die "unable to load facedata\n";	3806	or die "unable to load facedata\n";
3121	}	3807	}
3122		3808
3123	sub reload_archetypes {	3809	sub reload_archetypes {
3124	load_resource_file "$DATADIR/archetypes"	3810	load_resource_file "$DATADIR/archetypes"
3125	or die "unable to load archetypes\n";	3811	or die "unable to load archetypes\n";
3126	#d# NEED to laod twice to resolve forward references	3812
3127	# this really needs to be done in an extra post-pass	3813	cf::face::set
3128	# (which needs to be synchronous, so solve it differently)	3814	"res/skill_info" => FT_RSRC,
3129	load_resource_file "$DATADIR/archetypes"	3815	JSON::XS->new->utf8->canonical->encode (
3130	or die "unable to load archetypes\n";	3816	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3817	);
		3818
		3819	cf::face::set
		3820	"res/spell_paths" => FT_RSRC,
		3821	JSON::XS->new->utf8->canonical->encode (
		3822	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3823	);
		3824
		3825	# command completion
		3826	my @commands;
		3827
		3828	for (0..cf::arch::skillvec_size - 1) {
		3829	my $skill = cf::arch::skillvec $_;
		3830	my $name = $skill->name;
		3831	my $flags = cf::skill_flags $skill->subtype;
		3832
		3833	push @commands, "ready_skill $name" if $flags & (SF_COMBAT | SF_RANGED | SF_GRACE);
		3834	push @commands, "use_skill $name" if $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3835	}
		3836
		3837	cf::client::set_command_face skill => \@commands;
3131	}	3838	}
3132		3839
3133	sub reload_treasures {	3840	sub reload_treasures {
3134	load_resource_file "$DATADIR/treasures"	3841	load_resource_file "$DATADIR/treasures"
3135	or die "unable to load treasurelists\n";	3842	or die "unable to load treasurelists\n";
3136	}	3843	}
3137		3844
		3845	sub reload_sound {
		3846	trace "loading sound config from $DATADIR/sound\n";
		3847
		3848	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3849
		3850	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3851	my $sound = $soundconf->{compat}[$_]
		3852	or next;
		3853
		3854	my $face = cf::face::find "sound/$sound->[1]";
		3855	cf::sound::set $sound->[0] => $face;
		3856	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3857	}
		3858
		3859	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3860	my $face = cf::face::find "sound/$v";
		3861	cf::sound::set $k => $face;
		3862	}
		3863	}
		3864
3138	sub reload_resources {	3865	sub reload_resources {
3139	warn "reloading resource files...\n";	3866	trace "reloading resource files...\n";
3140		3867
		3868	reload_materials;
		3869	reload_facedata;
		3870	reload_exp_table;
		3871	reload_sound;
		3872	reload_archetypes;
3141	reload_regions;	3873	reload_regions;
3142	reload_facedata;
3143	#reload_archetypes;#d#
3144	reload_archetypes;
3145	reload_treasures;	3874	reload_treasures;
3146		3875
3147	warn "finished reloading resource files\n";	3876	trace "finished reloading resource files\n";
3148	}
3149
3150	sub init {
3151	reload_resources;
3152	}	3877	}
3153		3878
3154	sub reload_config {	3879	sub reload_config {
3155	open my $fh, "<:utf8", "$CONFDIR/config"	3880	trace "reloading config file...\n";
3156	or return;
3157		3881
3158	local $/;	3882	my $config = load_file "$CONFDIR/config";
3159	*CFG = YAML::Syck::Load <$fh>;	3883	utf8::decode $config;
		3884	*CFG = decode_yaml $config;
3160		3885
3161	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3886	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3162		3887
3163	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3888	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3164	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3889	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3165		3890
3166	if (exists $CFG{mlockall}) {	3891	if (exists $CFG{mlockall}) {
…		…
3170	};	3895	};
3171	warn $@ if $@;	3896	warn $@ if $@;
3172	}	3897	}
3173	}	3898	}
3174		3899
		3900	sub pidfile() {
		3901	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3902	or die "$PIDFILE: $!";
		3903	flock $fh, &Fcntl::LOCK_EX
		3904	or die "$PIDFILE: flock: $!";
		3905	$fh
		3906	}
		3907
		3908	# make sure only one server instance is running at any one time
		3909	sub atomic {
		3910	my $fh = pidfile;
		3911
		3912	my $pid = <$fh>;
		3913	kill 9, $pid if $pid > 0;
		3914
		3915	seek $fh, 0, 0;
		3916	print $fh $$;
		3917	}
		3918
		3919	sub main_loop {
		3920	trace "EV::run starting\n";
		3921	if (1) {
		3922	EV::run;
		3923	}
		3924	trace "EV::run returned\n";
		3925	goto &main_loop unless $REALLY_UNLOOP;
		3926	}
		3927
3175	sub main {	3928	sub main {
		3929	cf::init_globals; # initialise logging
		3930
		3931	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3932	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3933	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3934	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3935
		3936	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3937
3176	# we must not ever block the main coroutine	3938	# we must not ever block the main coroutine
3177	local $Coro::idle = sub {	3939	$Coro::idle = sub {
3178	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3940	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3179	(async {	3941	(async {
3180	Event::one_event;	3942	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3943	EV::run EV::RUN_ONCE;
3181	})->prio (Coro::PRIO_MAX);	3944	})->prio (Coro::PRIO_MAX);
3182	};	3945	};
3183		3946
		3947	evthread_start IO::AIO::poll_fileno;
		3948
		3949	cf::sync_job {
		3950	cf::incloader::init ();
		3951
		3952	db_init;
		3953
		3954	cf::init_anim;
		3955	cf::init_attackmess;
		3956	cf::init_dynamic;
		3957
		3958	cf::load_settings;
		3959
		3960	reload_resources;
3184	reload_config;	3961	reload_config;
3185	db_init;	3962
		3963	cf::init_uuid;
		3964	cf::init_signals;
		3965	cf::init_skills;
		3966
		3967	cf::init_beforeplay;
		3968
		3969	atomic;
		3970
3186	load_extensions;	3971	load_extensions;
3187		3972
3188	$TICK_WATCHER->start;	3973	utime time, time, $RUNTIMEFILE;
3189	Event::loop;	3974
		3975	# no (long-running) fork's whatsoever before this point(!)
		3976	use POSIX ();
		3977	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3978
		3979	cf::_post_init 0;
		3980	};
		3981
		3982	cf::object::thawer::errors_are_fatal 0;
		3983	info "parse errors in files are no longer fatal from this point on.\n";
		3984
		3985	AE::postpone {
		3986	undef &main; # free gobs of memory :)
		3987	};
		3988
		3989	goto &main_loop;
3190	}	3990	}
3191		3991
3192	#############################################################################	3992	#############################################################################
3193	# initialisation and cleanup	3993	# initialisation and cleanup
3194		3994
3195	# install some emergency cleanup handlers	3995	# install some emergency cleanup handlers
3196	BEGIN {	3996	BEGIN {
		3997	our %SIGWATCHER = ();
3197	for my $signal (qw(INT HUP TERM)) {	3998	for my $signal (qw(INT HUP TERM)) {
3198	Event->signal (	3999	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3199	reentrant => 0,
3200	data => WF_AUTOCANCEL,
3201	signal => $signal,
3202	prio => 0,
3203	cb => sub {
3204	cf::cleanup "SIG$signal";	4000	cf::cleanup "SIG$signal";
3205	},
3206	);	4001	};
3207	}	4002	}
3208	}	4003	}
3209		4004
3210	sub write_runtime {	4005	sub write_runtime_sync {
3211	my $runtime = "$LOCALDIR/runtime";	4006	my $t0 = AE::time;
3212		4007
3213	# first touch the runtime file to show we are still running:	4008	# first touch the runtime file to show we are still running:
3214	# the fsync below can take a very very long time.	4009	# the fsync below can take a very very long time.
3215		4010
3216	IO::AIO::aio_utime $runtime, undef, undef;	4011	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3217		4012
3218	my $guard = cf::lock_acquire "write_runtime";	4013	my $guard = cf::lock_acquire "write_runtime";
3219		4014
3220	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	4015	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3221	or return;	4016	or return;
3222		4017
3223	my $value = $cf::RUNTIME + 90 + 10;	4018	my $value = $cf::RUNTIME + 90 + 10;
3224	# 10 is the runtime save interval, for a monotonic clock	4019	# 10 is the runtime save interval, for a monotonic clock
3225	# 60 allows for the watchdog to kill the server.	4020	# 60 allows for the watchdog to kill the server.
…		…
3235	aio_utime $fh, undef, undef;	4030	aio_utime $fh, undef, undef;
3236		4031
3237	close $fh	4032	close $fh
3238	or return;	4033	or return;
3239		4034
3240	aio_rename "$runtime~", $runtime	4035	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3241	and return;	4036	and return;
3242		4037
3243	warn "runtime file written.\n";	4038	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3244		4039
3245	1	4040	1
		4041	}
		4042
		4043	our $uuid_lock;
		4044	our $uuid_skip;
		4045
		4046	sub write_uuid_sync($) {
		4047	$uuid_skip ||= $_[0];
		4048
		4049	return if $uuid_lock;
		4050	local $uuid_lock = 1;
		4051
		4052	my $uuid = "$LOCALDIR/uuid";
		4053
		4054	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		4055	or return;
		4056
		4057	my $value = uuid_seq uuid_cur;
		4058
		4059	unless ($value) {
		4060	info "cowardly refusing to write zero uuid value!\n";
		4061	return;
		4062	}
		4063
		4064	my $value = uuid_str $value + $uuid_skip;
		4065	$uuid_skip = 0;
		4066
		4067	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		4068	and return;
		4069
		4070	# always fsync - this file is important
		4071	aio_fsync $fh
		4072	and return;
		4073
		4074	close $fh
		4075	or return;
		4076
		4077	aio_rename "$uuid~", $uuid
		4078	and return;
		4079
		4080	trace "uuid file written ($value).\n";
		4081
		4082	1
		4083
		4084	}
		4085
		4086	sub write_uuid($$) {
		4087	my ($skip, $sync) = @_;
		4088
		4089	$sync ? write_uuid_sync $skip
		4090	: async { write_uuid_sync $skip };
3246	}	4091	}
3247		4092
3248	sub emergency_save() {	4093	sub emergency_save() {
3249	my $freeze_guard = cf::freeze_mainloop;	4094	my $freeze_guard = cf::freeze_mainloop;
3250		4095
3251	warn "enter emergency perl save\n";	4096	info "emergency_perl_save: enter\n";
		4097
		4098	# this is a trade-off: we want to be very quick here, so
		4099	# save all maps without fsync, and later call a global sync
		4100	# (which in turn might be very very slow)
		4101	local $USE_FSYNC = 0;
3252		4102
3253	cf::sync_job {	4103	cf::sync_job {
		4104	cf::write_runtime_sync; # external watchdog should not bark
		4105
3254	# use a peculiar iteration method to avoid tripping on perl	4106	# use a peculiar iteration method to avoid tripping on perl
3255	# refcount bugs in for. also avoids problems with players	4107	# refcount bugs in for. also avoids problems with players
3256	# and maps saved/destroyed asynchronously.	4108	# and maps saved/destroyed asynchronously.
3257	warn "begin emergency player save\n";	4109	info "emergency_perl_save: begin player save\n";
3258	for my $login (keys %cf::PLAYER) {	4110	for my $login (keys %cf::PLAYER) {
3259	my $pl = $cf::PLAYER{$login} or next;	4111	my $pl = $cf::PLAYER{$login} or next;
3260	$pl->valid or next;	4112	$pl->valid or next;
		4113	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3261	$pl->save;	4114	$pl->save;
3262	}	4115	}
3263	warn "end emergency player save\n";	4116	info "emergency_perl_save: end player save\n";
3264		4117
3265	warn "begin emergency map save\n";	4118	cf::write_runtime_sync; # external watchdog should not bark
		4119
		4120	info "emergency_perl_save: begin map save\n";
3266	for my $path (keys %cf::MAP) {	4121	for my $path (keys %cf::MAP) {
3267	my $map = $cf::MAP{$path} or next;	4122	my $map = $cf::MAP{$path} or next;
3268	$map->valid or next;	4123	$map->valid or next;
3269	$map->save;	4124	$map->save;
3270	}	4125	}
3271	warn "end emergency map save\n";	4126	info "emergency_perl_save: end map save\n";
3272		4127
3273	warn "begin emergency database checkpoint\n";	4128	cf::write_runtime_sync; # external watchdog should not bark
		4129
		4130	info "emergency_perl_save: begin database checkpoint\n";
3274	BDB::db_env_txn_checkpoint $DB_ENV;	4131	BDB::db_env_txn_checkpoint $DB_ENV;
3275	warn "end emergency database checkpoint\n";	4132	info "emergency_perl_save: end database checkpoint\n";
		4133
		4134	info "emergency_perl_save: begin write uuid\n";
		4135	write_uuid_sync 1;
		4136	info "emergency_perl_save: end write uuid\n";
		4137
		4138	cf::write_runtime_sync; # external watchdog should not bark
		4139
		4140	trace "emergency_perl_save: syncing database to disk";
		4141	BDB::db_env_txn_checkpoint $DB_ENV;
		4142
		4143	info "emergency_perl_save: starting sync\n";
		4144	IO::AIO::aio_sync sub {
		4145	info "emergency_perl_save: finished sync\n";
		4146	};
		4147
		4148	cf::write_runtime_sync; # external watchdog should not bark
		4149
		4150	trace "emergency_perl_save: flushing outstanding aio requests";
		4151	while (IO::AIO::nreqs || BDB::nreqs) {
		4152	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4153	}
		4154
		4155	cf::write_runtime_sync; # external watchdog should not bark
3276	};	4156	};
3277		4157
3278	warn "leave emergency perl save\n";	4158	info "emergency_perl_save: leave\n";
3279	}	4159	}
3280		4160
3281	sub post_cleanup {	4161	sub post_cleanup {
3282	my ($make_core) = @_;	4162	my ($make_core) = @_;
3283		4163
		4164	IO::AIO::flush;
		4165
3284	warn Carp::longmess "post_cleanup backtrace"	4166	error Carp::longmess "post_cleanup backtrace"
3285	if $make_core;	4167	if $make_core;
		4168
		4169	my $fh = pidfile;
		4170	unlink $PIDFILE if <$fh> == $$;
		4171	}
		4172
		4173	# a safer delete_package, copied from Symbol
		4174	sub clear_package($) {
		4175	my $pkg = shift;
		4176
		4177	# expand to full symbol table name if needed
		4178	unless ($pkg =~ /^main::.*::$/) {
		4179	$pkg = "main$pkg" if $pkg =~ /^::/;
		4180	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4181	$pkg .= '::' unless $pkg =~ /::$/;
		4182	}
		4183
		4184	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4185	my $stem_symtab = *{$stem}{HASH};
		4186
		4187	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4188	or return;
		4189
		4190	# clear all symbols
		4191	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4192	for my $name (keys %$leaf_symtab) {
		4193	_gv_clear *{"$pkg$name"};
		4194	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4195	}
3286	}	4196	}
3287		4197
3288	sub do_reload_perl() {	4198	sub do_reload_perl() {
3289	# can/must only be called in main	4199	# can/must only be called in main
3290	if ($Coro::current != $Coro::main) {	4200	unless (in_main) {
3291	warn "can only reload from main coroutine";	4201	error "can only reload from main coroutine";
3292	return;	4202	return;
3293	}	4203	}
3294		4204
3295	warn "reloading...";	4205	return if $RELOAD++;
3296		4206
3297	warn "entering sync_job";	4207	my $t1 = AE::time;
3298		4208
		4209	while ($RELOAD) {
		4210	cf::get_slot 0.1, -1, "reload_perl";
		4211	info "perl_reload: reloading...";
		4212
		4213	trace "perl_reload: entering sync_job";
		4214
3299	cf::sync_job {	4215	cf::sync_job {
3300	cf::write_runtime; # external watchdog should not bark
3301	cf::emergency_save;	4216	#cf::emergency_save;
3302	cf::write_runtime; # external watchdog should not bark
3303		4217
3304	warn "syncing database to disk";
3305	BDB::db_env_txn_checkpoint $DB_ENV;
3306
3307	# if anything goes wrong in here, we should simply crash as we already saved
3308
3309	warn "cancelling all WF_AUTOCANCEL watchers";
3310	for (Event::all_watchers) {
3311	$_->cancel if $_->data & WF_AUTOCANCEL;
3312	}
3313
3314	warn "flushing outstanding aio requests";
3315	for (;;) {
3316	BDB::flush;
3317	IO::AIO::flush;
3318	Coro::cede;
3319	last unless IO::AIO::nreqs || BDB::nreqs;
3320	warn "iterate...";
3321	}
3322
3323	++$RELOAD;
3324
3325	warn "cancelling all extension coros";	4218	trace "perl_reload: cancelling all extension coros";
3326	$_->cancel for values %EXT_CORO;	4219	$_->cancel for values %EXT_CORO;
3327	%EXT_CORO = ();	4220	%EXT_CORO = ();
3328		4221
3329	warn "removing commands";	4222	trace "perl_reload: removing commands";
3330	%COMMAND = ();	4223	%COMMAND = ();
3331		4224
3332	warn "removing ext/exti commands";	4225	trace "perl_reload: removing ext/exti commands";
3333	%EXTCMD = ();	4226	%EXTCMD = ();
3334	%EXTICMD = ();	4227	%EXTICMD = ();
3335		4228
3336	warn "unloading/nuking all extensions";	4229	trace "perl_reload: unloading/nuking all extensions";
3337	for my $pkg (@EXTS) {	4230	for my $pkg (@EXTS) {
3338	warn "... unloading $pkg";	4231	trace "... unloading $pkg";
3339		4232
3340	if (my $cb = $pkg->can ("unload")) {	4233	if (my $cb = $pkg->can ("unload")) {
3341	eval {	4234	eval {
3342	$cb->($pkg);	4235	$cb->($pkg);
3343	1	4236	1
3344	} or warn "$pkg unloaded, but with errors: $@";	4237	} or error "$pkg unloaded, but with errors: $@";
		4238	}
		4239
		4240	trace "... clearing $pkg";
		4241	clear_package $pkg;
3345	}	4242	}
3346		4243
3347	warn "... nuking $pkg";
3348	Symbol::delete_package $pkg;
3349	}
3350
3351	warn "unloading all perl modules loaded from $LIBDIR";	4244	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3352	while (my ($k, $v) = each %INC) {	4245	while (my ($k, $v) = each %INC) {
3353	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4246	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3354		4247
3355	warn "... unloading $k";	4248	trace "... unloading $k";
3356	delete $INC{$k};	4249	delete $INC{$k};
3357		4250
3358	$k =~ s/\.pm$//;	4251	$k =~ s/\.pm$//;
3359	$k =~ s/\//::/g;	4252	$k =~ s/\//::/g;
3360		4253
3361	if (my $cb = $k->can ("unload_module")) {	4254	if (my $cb = $k->can ("unload_module")) {
3362	$cb->();	4255	$cb->();
		4256	}
		4257
		4258	clear_package $k;
3363	}	4259	}
3364		4260
3365	Symbol::delete_package $k;
3366	}
3367
3368	warn "getting rid of safe::, as good as possible";	4261	trace "perl_reload: getting rid of safe::, as good as possible";
3369	Symbol::delete_package "safe::$_"	4262	clear_package "safe::$_"
3370	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4263	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3371		4264
3372	warn "unloading cf.pm \"a bit\"";	4265	trace "perl_reload: unloading cf.pm \"a bit\"";
3373	delete $INC{"cf.pm"};	4266	delete $INC{"cf.pm"};
3374	delete $INC{"cf/pod.pm"};	4267	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3375		4268
3376	# don't, removes xs symbols, too,	4269	# don't, removes xs symbols, too,
3377	# and global variables created in xs	4270	# and global variables created in xs
3378	#Symbol::delete_package __PACKAGE__;	4271	#clear_package __PACKAGE__;
3379		4272
3380	warn "unload completed, starting to reload now";	4273	info "perl_reload: unload completed, starting to reload now";
3381		4274
3382	warn "reloading cf.pm";	4275	trace "perl_reload: reloading cf.pm";
3383	require cf;	4276	require cf;
3384	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4277	cf::_connect_to_perl_1;
3385		4278
3386	warn "loading config and database again";	4279	trace "perl_reload: loading config and database again";
3387	cf::reload_config;	4280	cf::reload_config;
3388		4281
3389	warn "loading extensions";	4282	trace "perl_reload: loading extensions";
3390	cf::load_extensions;	4283	cf::load_extensions;
3391		4284
		4285	if ($REATTACH_ON_RELOAD) {
3392	warn "reattaching attachments to objects/players";	4286	trace "perl_reload: reattaching attachments to objects/players";
3393	_global_reattach; # objects, sockets	4287	_global_reattach; # objects, sockets
3394	warn "reattaching attachments to maps";	4288	trace "perl_reload: reattaching attachments to maps";
3395	reattach $_ for values %MAP;	4289	reattach $_ for values %MAP;
3396	warn "reattaching attachments to players";	4290	trace "perl_reload: reattaching attachments to players";
3397	reattach $_ for values %PLAYER;	4291	reattach $_ for values %PLAYER;
		4292	}
3398		4293
3399	warn "leaving sync_job";	4294	cf::_post_init 1;
3400		4295
		4296	trace "perl_reload: leaving sync_job";
		4297
3401	1	4298	1
3402	} or do {	4299	} or do {
3403	warn $@;	4300	error $@;
3404	warn "error while reloading, exiting.";	4301	cf::cleanup "perl_reload: error, exiting.";
3405	exit 1;	4302	};
		4303
		4304	--$RELOAD;
3406	};	4305	}
3407		4306
3408	warn "reloaded";	4307	$t1 = AE::time - $t1;
		4308	info "perl_reload: completed in ${t1}s\n";
3409	};	4309	};
3410		4310
3411	our $RELOAD_WATCHER; # used only during reload	4311	our $RELOAD_WATCHER; # used only during reload
3412		4312
3413	sub reload_perl() {	4313	sub reload_perl() {
3414	# doing reload synchronously and two reloads happen back-to-back,	4314	# doing reload synchronously and two reloads happen back-to-back,
3415	# coro crashes during coro_state_free->destroy here.	4315	# coro crashes during coro_state_free->destroy here.
3416		4316
3417	$RELOAD_WATCHER ||= Event->timer (	4317	$RELOAD_WATCHER ||= cf::async {
3418	reentrant => 0,	4318	Coro::AIO::aio_wait cache_extensions;
3419	after => 0,	4319
3420	data => WF_AUTOCANCEL,	4320	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3421	cb => sub {
3422	do_reload_perl;	4321	do_reload_perl;
3423	undef $RELOAD_WATCHER;	4322	undef $RELOAD_WATCHER;
3424	},	4323	};
3425	);	4324	};
3426	}	4325	}
3427		4326
3428	register_command "reload" => sub {	4327	register_command "reload" => sub {
3429	my ($who, $arg) = @_;	4328	my ($who, $arg) = @_;
3430		4329
3431	if ($who->flag (FLAG_WIZ)) {	4330	if ($who->flag (FLAG_WIZ)) {
3432	$who->message ("reloading server.");	4331	$who->message ("reloading server.");
		4332	async {
		4333	$Coro::current->{desc} = "perl_reload";
3433	async { reload_perl };	4334	reload_perl;
		4335	};
3434	}	4336	}
3435	};	4337	};
3436		4338
3437	unshift @INC, $LIBDIR;	4339	#############################################################################
3438		4340
3439	my $bug_warning = 0;	4341	my $bug_warning = 0;
3440		4342
3441	our @WAIT_FOR_TICK;
3442	our @WAIT_FOR_TICK_BEGIN;
3443
3444	sub wait_for_tick {	4343	sub wait_for_tick() {
3445	return unless $TICK_WATCHER->is_active;	4344	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3446	return if $Coro::current == $Coro::main;
3447		4345
3448	my $signal = new Coro::Signal;	4346	$WAIT_FOR_TICK->wait;
3449	push @WAIT_FOR_TICK, $signal;
3450	$signal->wait;
3451	}	4347	}
3452		4348
3453	sub wait_for_tick_begin {	4349	sub wait_for_tick_begin() {
3454	return unless $TICK_WATCHER->is_active;	4350	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3455	return if $Coro::current == $Coro::main;
3456		4351
3457	my $signal = new Coro::Signal;	4352	my $signal = new Coro::Signal;
3458	push @WAIT_FOR_TICK_BEGIN, $signal;	4353	push @WAIT_FOR_TICK_BEGIN, $signal;
3459	$signal->wait;	4354	$signal->wait;
3460	}	4355	}
3461		4356
3462	$TICK_WATCHER = Event->timer (	4357	sub tick {
3463	reentrant => 0,
3464	parked => 1,
3465	prio => 0,
3466	at => $NEXT_TICK || $TICK,
3467	data => WF_AUTOCANCEL,
3468	cb => sub {
3469	if ($Coro::current != $Coro::main) {	4358	if ($Coro::current != $Coro::main) {
3470	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4359	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3471	unless ++$bug_warning > 10;	4360	unless ++$bug_warning > 10;
3472	return;	4361	return;
3473	}	4362	}
3474		4363
3475	$NOW = $tick_start = Event::time;	4364	cf::one_tick; # one server iteration
3476		4365
3477	cf::server_tick; # one server iteration	4366	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3478		4367
3479	$RUNTIME += $TICK;
3480	$NEXT_TICK += $TICK;
3481
3482	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4368	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3483	$NEXT_RUNTIME_WRITE = $NOW + 10;	4369	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3484	Coro::async_pool {	4370	Coro::async_pool {
		4371	$Coro::current->{desc} = "runtime saver";
3485	write_runtime	4372	write_runtime_sync
3486	or warn "ERROR: unable to write runtime file: $!";	4373	or error "ERROR: unable to write runtime file: $!";
3487	};
3488	}	4374	};
		4375	}
3489		4376
3490	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4377	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3491	$sig->send;	4378	$sig->send;
3492	}	4379	}
3493	while (my $sig = shift @WAIT_FOR_TICK) {	4380	$WAIT_FOR_TICK->broadcast;
3494	$sig->send;
3495	}
3496		4381
3497	$NOW = Event::time;	4382	$LOAD = ($NOW - $TICK_START) / $TICK;
3498
3499	# if we are delayed by four ticks or more, skip them all
3500	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3501
3502	$TICK_WATCHER->at ($NEXT_TICK);
3503	$TICK_WATCHER->start;
3504
3505	$LOAD = ($NOW - $tick_start) / $TICK;
3506	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4383	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3507		4384
3508	_post_tick;	4385	if (0) {
		4386	if ($NEXT_TICK) {
		4387	my $jitter = $TICK_START - $NEXT_TICK;
		4388	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4389	debug "jitter $JITTER\n";#d#
		4390	}
3509	},	4391	}
3510	);	4392	}
3511		4393
3512	{	4394	{
		4395	# configure BDB
		4396	info "initialising database";
		4397
3513	BDB::min_parallel 8;	4398	BDB::min_parallel 16;
3514	BDB::max_poll_time $TICK * 0.1;	4399	BDB::max_poll_reqs $TICK * 0.1;
3515	$BDB_POLL_WATCHER = Event->io (	4400	#$AnyEvent::BDB::WATCHER->priority (1);
3516	reentrant => 0,
3517	fd => BDB::poll_fileno,
3518	poll => 'r',
3519	prio => 0,
3520	data => WF_AUTOCANCEL,
3521	cb => \&BDB::poll_cb,
3522	);
3523
3524	BDB::set_sync_prepare {
3525	my $status;
3526	my $current = $Coro::current;
3527	(
3528	sub {
3529	$status = $!;
3530	$current->ready; undef $current;
3531	},
3532	sub {
3533	Coro::schedule while defined $current;
3534	$! = $status;
3535	},
3536	)
3537	};
3538		4401
3539	unless ($DB_ENV) {	4402	unless ($DB_ENV) {
3540	$DB_ENV = BDB::db_env_create;	4403	$DB_ENV = BDB::db_env_create;
3541	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4404	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3542	| BDB::LOG_AUTOREMOVE, 1);	4405	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4406	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3543	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4407	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3544	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4408	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3545		4409
3546	cf::sync_job {	4410	cf::sync_job {
3547	eval {	4411	eval {
…		…
3557		4421
3558	cf::cleanup "db_env_open(db): $@" if $@;	4422	cf::cleanup "db_env_open(db): $@" if $@;
3559	};	4423	};
3560	}	4424	}
3561		4425
3562	$BDB_DEADLOCK_WATCHER = Event->timer (	4426	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3563	after => 3,
3564	interval => 1,
3565	hard => 1,
3566	prio => 0,
3567	data => WF_AUTOCANCEL,
3568	cb => sub {
3569	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4427	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3570	},
3571	);	4428	};
3572	$BDB_CHECKPOINT_WATCHER = Event->timer (	4429	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3573	after => 11,
3574	interval => 60,
3575	hard => 1,
3576	prio => 0,
3577	data => WF_AUTOCANCEL,
3578	cb => sub {
3579	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4430	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3580	},
3581	);	4431	};
3582	$BDB_TRICKLE_WATCHER = Event->timer (	4432	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3583	after => 5,
3584	interval => 10,
3585	hard => 1,
3586	prio => 0,
3587	data => WF_AUTOCANCEL,
3588	cb => sub {
3589	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4433	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3590	},
3591	);	4434	};
		4435
		4436	info "database initialised";
3592	}	4437	}
3593		4438
3594	{	4439	{
		4440	# configure IO::AIO
		4441
		4442	info "initialising aio";
3595	IO::AIO::min_parallel 8;	4443	IO::AIO::min_parallel 8;
3596
3597	undef $Coro::AIO::WATCHER;
3598	IO::AIO::max_poll_time $TICK * 0.1;	4444	IO::AIO::max_poll_time $TICK * 0.1;
3599	$AIO_POLL_WATCHER = Event->io (	4445	undef $AnyEvent::AIO::WATCHER;
3600	reentrant => 0,	4446	info "aio initialised";
3601	data => WF_AUTOCANCEL,
3602	fd => IO::AIO::poll_fileno,
3603	poll => 'r',
3604	prio => 6,
3605	cb => \&IO::AIO::poll_cb,
3606	);
3607	}	4447	}
3608		4448
3609	my $_log_backtrace;	4449	our $_log_backtrace;
		4450	our $_log_backtrace_last;
3610		4451
3611	sub _log_backtrace {	4452	sub _log_backtrace {
3612	my ($msg, @addr) = @_;	4453	my ($msg, @addr) = @_;
3613		4454
3614	$msg =~ s/\n//;	4455	$msg =~ s/\n$//;
3615		4456
		4457	if ($_log_backtrace_last eq $msg) {
		4458	LOG llevInfo, "[ABT] $msg\n";
		4459	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3616	# limit the # of concurrent backtraces	4460	# limit the # of concurrent backtraces
3617	if ($_log_backtrace < 2) {	4461	} elsif ($_log_backtrace < 2) {
		4462	$_log_backtrace_last = $msg;
3618	++$_log_backtrace;	4463	++$_log_backtrace;
		4464	my $perl_bt = Carp::longmess $msg;
3619	async {	4465	async {
		4466	$Coro::current->{desc} = "abt $msg";
		4467
3620	my @bt = fork_call {	4468	my @bt = fork_call {
3621	@addr = map { sprintf "%x", $_ } @addr;	4469	@addr = map { sprintf "%x", $_ } @addr;
3622	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4470	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3623	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4471	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3624	or die "addr2line: $!";	4472	or die "addr2line: $!";
…		…
3632	}	4480	}
3633		4481
3634	@funcs	4482	@funcs
3635	};	4483	};
3636		4484
3637	LOG llevInfo, "[ABT] $msg\n";	4485	LOG llevInfo, "[ABT] $perl_bt\n";
		4486	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3638	LOG llevInfo, "[ABT] $_\n" for @bt;	4487	LOG llevInfo, "[ABT] $_\n" for @bt;
3639	--$_log_backtrace;	4488	--$_log_backtrace;
3640	};	4489	};
3641	} else {	4490	} else {
3642	LOG llevInfo, "[ABT] $msg\n";	4491	LOG llevInfo, "[ABT] $msg\n";
3643	LOG llevInfo, "[ABT] [suppressed]\n";	4492	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3644	}	4493	}
3645	}	4494	}
3646		4495
3647	# load additional modules	4496	# load additional modules
3648	use cf::pod;	4497	require "cf/$_.pm" for @EXTRA_MODULES;
		4498	cf::_connect_to_perl_2;
3649		4499
3650	END { cf::emergency_save }	4500	END { cf::emergency_save }
3651		4501
3652	1	4502	1
3653		4503

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