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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.314 by root, Mon Jul 23 16:53:15 2007 UTC vs.
Revision 1.594 by root, Fri Nov 9 02:50:50 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 3.61 ();	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;
		54	use Coro::Util ();
24		55
		56	use Guard ();
25	use JSON::XS 1.4 ();	57	use JSON::XS 2.01 ();
26	use BDB ();	58	use BDB ();
27	use Data::Dumper;	59	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	60	use Fcntl;
30	use YAML::Syck ();	61	use YAML::XS ();
31	use IO::AIO 2.32 ();	62	use IO::AIO ();
32	use Time::HiRes;	63	use Time::HiRes;
33	use Compress::LZF;	64	use Compress::LZF;
34	use Digest::MD5 ();	65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
35		68
36	# configure various modules to our taste	69	# configure various modules to our taste
37	#	70	#
38	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	72	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		73
		74	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		75
		76	# make sure c-lzf reinitialises itself
		77	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41		79
42	$Event::Eval = 1; # no idea why this is required, but it is	80	# strictly for debugging
43		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		82
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
50		86
51	our %COMMAND = ();	87	our %COMMAND = ();
52	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
53		89
54	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	91	our %EXTCMD = ();
		92	our %EXTACMD = ();
56	our %EXTICMD = ();	93	our %EXTICMD = ();
		94	our %EXTIACMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	95	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	96	our %EXT_MAP = (); # pluggable maps
59		97
60	our $RELOAD; # number of reloads so far	98	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	99	our @EVENT;
		100	our @REFLECT; # set by XS
		101	our %REFLECT; # set by us
62		102
63	our $CONFDIR = confdir;	103	our $CONFDIR = confdir;
		104
64	our $DATADIR = datadir;	105	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	106	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	107	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	108	our $MAPDIR = "$DATADIR/" . mapdir;
		109
68	our $LOCALDIR = localdir;	110	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	111	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	112	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	113	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	114	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	115	our $BDBDIR = "$LOCALDIR/db";
		116	our $PIDFILE = "$LOCALDIR/pid";
		117	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		118
		119	#our %RESOURCE; # unused
		120
		121	our $OUTPUT_RATE_MIN = 3000;
		122	our $OUTPUT_RATE_MAX = 1000000;
		123
		124	our $MAX_LINKS = 32; # how many chained exits to follow
		125	our $VERBOSE_IO = 1;
74		126
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	127	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	128	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	129	our $NEXT_TICK;
		130	our $USE_FSYNC = 1; # use fsync to write maps - default on
		131
		132	our $BDB_DEADLOCK_WATCHER;
		133	our $BDB_CHECKPOINT_WATCHER;
		134	our $BDB_TRICKLE_WATCHER;
		135	our $DB_ENV;
		136
		137	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		138
		139	our %CFG;
		140	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
		141
		142	our $UPTIME; $UPTIME ||= time;
		143	our $RUNTIME = 0;
		144	our $SERVER_TICK = 0;
80	our $NOW;	145	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		146
83	our $BDB_POLL_WATCHER;	147	our (%PLAYER, %PLAYER_LOADING); # all users
84	our $DB_ENV;	148	our (%MAP, %MAP_LOADING ); # all maps
85
86	our %CFG;
87
88	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;
90
91	our %PLAYER; # all users
92	our %MAP; # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	149	our $LINK_MAP; # the special {link} map, which is always available
94		150
95	# used to convert map paths into valid unix filenames by replacing / by ∕	151	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	152	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		153
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	154	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	155	our $LOADAVG; # same thing, but with alpha-smoothing
		156	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	157	our $TICK_START; # for load detecting purposes
		158
		159	our @POST_INIT;
		160
		161	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		162	our $REALLY_UNLOOP; # never set to true, please :)
		163
		164	our $WAIT_FOR_TICK = new Coro::Signal;
		165	our @WAIT_FOR_TICK_BEGIN;
101		166
102	binmode STDOUT;	167	binmode STDOUT;
103	binmode STDERR;	168	binmode STDERR;
104		169
105	# read virtual server time, if available	170	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	171	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	172	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	173	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	174	$RUNTIME = <$fh> + 0.;
110	}	175	}
		176
		177	eval "sub TICK() { $TICK } 1" or die;
111		178
112	mkdir $_	179	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	180	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		181
115	our $EMERGENCY_POSITION;	182	our $EMERGENCY_POSITION;
116		183
117	sub cf::map::normalise;	184	sub cf::map::normalise;
118		185
		186	sub in_main() {
		187	$Coro::current == $Coro::main
		188	}
		189
119	#############################################################################	190	#############################################################################
120		191
		192	%REFLECT = ();
		193	for (@REFLECT) {
		194	my $reflect = JSON::XS::decode_json $_;
		195	$REFLECT{$reflect->{class}} = $reflect;
		196	}
		197
		198	# this is decidedly evil
		199	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		200
		201	#############################################################################
		202
121	=head2 GLOBAL VARIABLES	203	=head2 GLOBAL VARIABLES
122		204
123	=over 4	205	=over 4
124		206
125	=item $cf::UPTIME	207	=item $cf::UPTIME
126		208
127	The timestamp of the server start (so not actually an uptime).	209	The timestamp of the server start (so not actually an "uptime").
		210
		211	=item $cf::SERVER_TICK
		212
		213	An unsigned integer that starts at zero when the server is started and is
		214	incremented on every tick.
		215
		216	=item $cf::NOW
		217
		218	The (real) time of the last (current) server tick - updated before and
		219	after tick processing, so this is useful only as a rough "what time is it
		220	now" estimate.
		221
		222	=item $cf::TICK
		223
		224	The interval between each server tick, in seconds.
128		225
129	=item $cf::RUNTIME	226	=item $cf::RUNTIME
130		227
131	The time this server has run, starts at 0 and is increased by $cf::TICK on	228	The time this server has run, starts at 0 and is increased by $cf::TICK on
132	every server tick.	229	every server tick.
133		230
134	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	231	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
135	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	232	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
136	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	233	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
137		234
138	Various directories - "/etc", read-only install directory, perl-library	235	Various directories - "/etc", read-only install directory, perl-library
139	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	236	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
140	unique-items directory, player file directory, random maps directory and	237	unique-items directory, player file directory, random maps directory and
141	database environment.	238	database environment.
142		239
143	=item $cf::NOW
144
145	The time of the last (current) server tick.
146
147	=item $cf::TICK
148
149	The interval between server ticks, in seconds.
150
151	=item $cf::LOADAVG	240	=item $cf::LOADAVG
152		241
153	The current CPU load on the server (alpha-smoothed), as a value between 0	242	The current CPU load on the server (alpha-smoothed), as a value between 0
154	(none) and 1 (overloaded), indicating how much time is spent on processing	243	(none) and 1 (overloaded), indicating how much time is spent on processing
155	objects per tick. Healthy values are < 0.5.	244	objects per tick. Healthy values are < 0.5.
…		…
158		247
159	The raw value load value from the last tick.	248	The raw value load value from the last tick.
160		249
161	=item %cf::CFG	250	=item %cf::CFG
162		251
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	252	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	253	from wherever your confdir points to.
165		254
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	255	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		256
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	257	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
169	returns directly I<after> the tick processing (and consequently, can only wake one process	258	returns directly I<after> the tick processing (and consequently, can only wake one thread
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		260
		261	Note that cf::Wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
		277
172	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
173		279
174	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
175	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
176	that call.	282	that call.
177		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
178	=back	290	=back
179		291
180	=cut	292	=cut
181		293
182	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
183	*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 {
184	my $msg = join "", @_;	301	my $msg = join "", @_;
185		302
186	$msg .= "\n"	303	$msg .= "\n"
187	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
188		305
189	$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;
190		307
191	utf8::encode $msg;
192	LOG llevError, $msg;	308	LOG llevWarn, $msg;
193	};	309	};
194	}	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	};
195		324
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	335	for my $pkg (qw(
207	cf::global cf::attachable	336	cf::global cf::attachable
208	cf::object cf::object::player	337	cf::object cf::object::player
209	cf::client cf::player	338	cf::client cf::player
210	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
211	cf::map cf::party cf::region	341	cf::party cf::region
212	)) {	342	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	344	}
216		345
217	$Event::DIED = sub {	346	$EV::DIED = sub {
218	warn "error in event callback: @_";	347	warn "error in event callback: $@";
219	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
220		354
221	#############################################################################	355	#############################################################################
222		356
223	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
224		358
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	380	$d
247	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
248	}	382	}
249		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($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
250	=item $ref = cf::from_json $json	436	=item $ref = cf::decode_json $json
251		437
252	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
253		439
254	=item $json = cf::to_json $ref	440	=item $json = cf::encode_json $ref
255		441
256	Converts a perl data structure into its JSON representation.	442	Converts a perl data structure into its JSON representation.
257		443
258	=cut	444	=cut
259		445
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		447
262	sub to_json ($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
263	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	}
264		512
265	=item cf::lock_wait $string	513	=item cf::lock_wait $string
266		514
267	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
268		516
269	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
270		518
271	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
272	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,
273	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
274	returned.	522	returned.
275		523
		524	Locks are *not* recursive, locking from the same coro twice results in a
		525	deadlocked coro.
		526
276	Lock names should begin with a unique identifier (for example, cf::map::find	527	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	528	uses map_find and cf::map::load uses map_load).
278		529
279	=item $locked = cf::lock_active $string	530	=item $locked = cf::lock_active $string
280		531
281	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.
282		533
283	=cut	534	=cut
284		535
285	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
286		537
287	sub lock_wait($) {	538	sub lock_wait($) {
288	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	540	}
296		541
297	sub lock_acquire($) {	542	sub lock_acquire($) {
298	my ($key) = @_;	543	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	544	}
310		545
311	sub lock_active($) {	546	sub lock_active($) {
312	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	548	}
316		549
317	sub freeze_mainloop {	550	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
319		552
320	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;
322	};
323	$TICK_WATCHER->stop;
324	$guard
325	}	554	}
326		555
		556	=item cf::periodic $interval, $cb
		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
		569	}
		570
327	=item cf::get_slot $time[, $priority]	571	=item cf::get_slot $time[, $priority[, $name]]
328		572
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
330	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
331	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority les than zero, interactive jobs
		579	should use 100 or more.
		580
		581	The optional C<$name> can be used to identify the job to run. It might be
		582	used for statistical purposes and should identify the same time-class.
332		583
333	Useful for short background jobs.	584	Useful for short background jobs.
334		585
335	=cut	586	=cut
336		587
337	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
338	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
339		591
340	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
341	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
		594	$Coro::current->desc ("timeslot manager");
		595
342	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
343		598
344	while () {	599	while () {
345	next_job:	600	next_job:
		601
346	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
347	if ($avail > 0.01) {	603
348	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
349	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
350	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
351	$job->[2]->send;	608	$job->[2]->send;
352	Coro::cede;	609	Coro::cede;
353	goto next_job;	610	goto next_job;
354	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
355	}	613	}
356	}	614	}
357		615
358	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
359	# we do not use wait_For_tick() as it returns immediately when tick is inactive	617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
360	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
361	$signal->wait;
362	} else {	619	} else {
		620	$busy = 0;
363	Coro::schedule;	621	Coro::schedule;
364	}	622	}
365	}	623	}
366	};	624	};
367		625
368	sub get_slot($;$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
369	my ($time, $pri) = @_;	629	my ($time, $pri, $name) = @_;
370		630
		631	$time = clamp $time, 0.01, $TICK * .6;
		632
		633	my $sig = new Coro::Signal;
		634
371	push @SLOT_QUEUE, [$time, $pri, my $sig = new Coro::Signal];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
372	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
373	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
374	$sig->wait;	638	$sig->wait;
375	}	639	}
376		640
…		…
384		648
385	BEGIN { *async = \&Coro::async_pool }	649	BEGIN { *async = \&Coro::async_pool }
386		650
387	=item cf::sync_job { BLOCK }	651	=item cf::sync_job { BLOCK }
388		652
389	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	653	The design of Deliantra requires that the main coroutine ($Coro::main)
390	is always able to handle events or runnable, as Crossfire TRT is only	654	is always able to handle events or runnable, as Deliantra is only
391	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	655	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
392	acceptable.	656	acceptable.
393		657
394	If it must be done, put the blocking parts into C<sync_job>. This will run	658	If it must be done, put the blocking parts into C<sync_job>. This will run
395	the given BLOCK in another coroutine while waiting for the result. The	659	the given BLOCK in another coroutine while waiting for the result. The
…		…
399	=cut	663	=cut
400		664
401	sub sync_job(&) {	665	sub sync_job(&) {
402	my ($job) = @_;	666	my ($job) = @_;
403		667
404	if ($Coro::current == $Coro::main) {	668	if (in_main) {
405	my $time = Event::time;	669	my $time = AE::time;
406		670
407	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
408	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
409		673
410	# TODO: use suspend/resume instead	674	#LOG llevError, Carp::longmess "sync job";#d#
411	# (but this is cancel-safe)	675
412	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
413		677
414	my $busy = 1;	678	my $busy = 1;
415	my @res;	679	my @res;
416		680
417	(async {	681	(async {
		682	$Coro::current->desc ("sync job coro");
418	@res = eval { $job->() };	683	@res = eval { $job->() };
419	warn $@ if $@;	684	error $@ if $@;
420	undef $busy;	685	undef $busy;
421	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
422		687
423	while ($busy) {	688	while ($busy) {
424	Coro::cede or Event::one_event;	689	if (Coro::nready) {
		690	Coro::cede_notself;
		691	} else {
		692	EV::loop EV::LOOP_ONESHOT;
425	}	693	}
		694	}
426		695
427	$time = Event::time - $time;	696	my $time = AE::time - $time;
428		697
429	LOG llevError | logBacktrace, Carp::longmess "long sync job"
430	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
431
432	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
433		699
434	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
435	} else {	701	} else {
436	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
437		703
…		…
457	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
458		724
459	$coro	725	$coro
460	}	726	}
461		727
462	=item fork_call { }, $args	728	=item fork_call { }, @args
463		729
464	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
465	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
466	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
467	never block itself or use any form of Event handling.	733	never block itself or use any form of event handling.
468		734
469	=cut	735	=cut
470		736
471	sub _store_scalar {	737	sub post_fork {
472	open my $fh, ">", \my $buf	738	reset_signals;
473	or die "fork_call: cannot open fh-to-buf in child : $!";
474	Storable::store_fd $_[0], $fh;
475	close $fh;
476
477	$buf
478	}	739	}
479		740
480	sub fork_call(&@) {	741	sub fork_call(&@) {
481	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
482		743
483	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	744	# we seemingly have to make a local copy of the whole thing,
484	# or die "socketpair: $!";	745	# otherwise perl prematurely frees the stuff :/
485	pipe my $fh1, my $fh2	746	# TODO: investigate and fix (likely this will be rather laborious)
486	or die "pipe: $!";
487		747
488	if (my $pid = fork) {	748	my @res = Coro::Util::fork_eval {
489	close $fh2;	749	cf::post_fork;
		750	&$cb
		751	} @args;
490		752
491	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	753	wantarray ? @res : $res[-1]
492	warn "pst<$res>" unless $res =~ /^pst/;	754	}
493	$res = Coro::Storable::thaw $res;
494		755
495	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	756	sub objinfo {
496
497	Carp::confess $$res unless "ARRAY" eq ref $res;
498
499	return wantarray ? @$res : $res->[-1];
500	} else {
501	reset_signals;
502	local $SIG{__WARN__};
503	local $SIG{__DIE__};
504	# just in case, this hack effectively disables event
505	# in the child. cleaner and slower would be canceling all watchers,
506	# but this works for the time being.
507	local $Coro::idle;
508	$Coro::current->prio (Coro::PRIO_MAX);
509
510	eval {
511	close $fh1;
512
513	my @res = eval { $cb->(@args) };
514
515	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
516	close $fh2;
517	};
518
519	warn $@ if $@;
520	_exit 0;
521	}	757	(
		758	"counter value" => cf::object::object_count,
		759	"objects created" => cf::object::create_count,
		760	"objects destroyed" => cf::object::destroy_count,
		761	"freelist size" => cf::object::free_count,
		762	"allocated objects" => cf::object::objects_size,
		763	"active objects" => cf::object::actives_size,
		764	)
		765	}
		766
		767	=item $coin = coin_from_name $name
		768
		769	=cut
		770
		771	our %coin_alias = (
		772	"silver" => "silvercoin",
		773	"silvercoin" => "silvercoin",
		774	"silvercoins" => "silvercoin",
		775	"gold" => "goldcoin",
		776	"goldcoin" => "goldcoin",
		777	"goldcoins" => "goldcoin",
		778	"platinum" => "platinacoin",
		779	"platinumcoin" => "platinacoin",
		780	"platinumcoins" => "platinacoin",
		781	"platina" => "platinacoin",
		782	"platinacoin" => "platinacoin",
		783	"platinacoins" => "platinacoin",
		784	"royalty" => "royalty",
		785	"royalties" => "royalty",
		786	);
		787
		788	sub coin_from_name($) {
		789	$coin_alias{$_[0]}
		790	? cf::arch::find $coin_alias{$_[0]}
		791	: undef
522	}	792	}
523		793
524	=item $value = cf::db_get $family => $key	794	=item $value = cf::db_get $family => $key
525		795
526	Returns a single value from the environment database.	796	Returns a single value from the environment database.
…		…
528	=item cf::db_put $family => $key => $value	798	=item cf::db_put $family => $key => $value
529		799
530	Stores the given C<$value> in the family. It can currently store binary	800	Stores the given C<$value> in the family. It can currently store binary
531	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	801	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
532		802
		803	=item $db = cf::db_table "name"
		804
		805	Create and/or open a new database table. The string must not be "db" and must be unique
		806	within each server.
		807
533	=cut	808	=cut
		809
		810	sub db_table($) {
		811	cf::error "db_get called from main context"
		812	if $Coro::current == $Coro::main;
		813
		814	my ($name) = @_;
		815	my $db = BDB::db_create $DB_ENV;
		816
		817	eval {
		818	$db->set_flags (BDB::CHKSUM);
		819
		820	utf8::encode $name;
		821	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		822	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		823	cf::cleanup "db_open(db): $!" if $!;
		824	};
		825	cf::cleanup "db_open(db): $@" if $@;
		826
		827	$db
		828	}
534		829
535	our $DB;	830	our $DB;
536		831
537	sub db_init {	832	sub db_init {
538	unless ($DB) {	833	$DB ||= db_table "db";
539	$DB = BDB::db_create $DB_ENV;
540
541	cf::sync_job {
542	eval {
543	$DB->set_flags (BDB::CHKSUM);
544
545	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
546	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
547	cf::cleanup "db_open(db): $!" if $!;
548	};
549	cf::cleanup "db_open(db): $@" if $@;
550	};
551	}
552	}	834	}
553		835
554	sub db_get($$) {	836	sub db_get($$) {
555	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
556		838
557	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
558	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
559		843
560	$! ? ()	844	$! ? ()
561	: $data	845	: $data
562	}
563	}	846	}
564		847
565	sub db_put($$$) {	848	sub db_put($$$) {
566	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
567	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
595		878
596	my @data;	879	my @data;
597	my $md5;	880	my $md5;
598		881
599	for (0 .. $#$src) {	882	for (0 .. $#$src) {
600	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
601	or Carp::croak "$src->[$_]: $!";
602	}	884	}
603		885
604	# if processing is expensive, check	886	# if processing is expensive, check
605	# checksum first	887	# checksum first
606	if (1) {	888	if (1) {
607	$md5 =	889	$md5 =
608	join "\x00",	890	join "\x00",
609	$processversion,	891	$processversion,
610	map {	892	map {
611	Coro::cede;	893	cf::cede_to_tick;
612	($src->[$_], Digest::MD5::md5_hex $data[$_])	894	($src->[$_], Digest::MD5::md5_hex $data[$_])
613	} 0.. $#$src;	895	} 0.. $#$src;
614		896
615		897
616	my $dbmd5 = db_get cache => "$id/md5";	898	my $dbmd5 = db_get cache => "$id/md5";
…		…
623		905
624	my $t1 = Time::HiRes::time;	906	my $t1 = Time::HiRes::time;
625	my $data = $process->(\@data);	907	my $data = $process->(\@data);
626	my $t2 = Time::HiRes::time;	908	my $t2 = Time::HiRes::time;
627		909
628	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
629		911
630	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
631	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
632	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
633		915
…		…
643		925
644	=cut	926	=cut
645		927
646	sub datalog($@) {	928	sub datalog($@) {
647	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
648	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
649	}	931	}
650		932
651	=back	933	=back
652		934
653	=cut	935	=cut
654		936
655	#############################################################################	937	#############################################################################
656		938
657	=head2 ATTACHABLE OBJECTS	939	=head2 ATTACHABLE OBJECTS
658		940
659	Many objects in crossfire are so-called attachable objects. That means you can	941	Many objects in deliantra are so-called attachable objects. That means you can
660	attach callbacks/event handlers (a collection of which is called an "attachment")	942	attach callbacks/event handlers (a collection of which is called an "attachment")
661	to it. All such attachable objects support the following methods.	943	to it. All such attachable objects support the following methods.
662		944
663	In the following description, CLASS can be any of C<global>, C<object>	945	In the following description, CLASS can be any of C<global>, C<object>
664	C<player>, C<client> or C<map> (i.e. the attachable objects in	946	C<player>, C<client> or C<map> (i.e. the attachable objects in
665	Crossfire TRT).	947	Deliantra).
666		948
667	=over 4	949	=over 4
668		950
669	=item $attachable->attach ($attachment, key => $value...)	951	=item $attachable->attach ($attachment, key => $value...)
670		952
…		…
714	=item cf::CLASS::attachment $name, ...	996	=item cf::CLASS::attachment $name, ...
715		997
716	Register an attachment by C<$name> through which attachable objects of the	998	Register an attachment by C<$name> through which attachable objects of the
717	given CLASS can refer to this attachment.	999	given CLASS can refer to this attachment.
718		1000
719	Some classes such as crossfire maps and objects can specify attachments	1001	Some classes such as deliantra maps and objects can specify attachments
720	that are attached at load/instantiate time, thus the need for a name.	1002	that are attached at load/instantiate time, thus the need for a name.
721		1003
722	These calls expect any number of the following handler/hook descriptions:	1004	These calls expect any number of the following handler/hook descriptions:
723		1005
724	=over 4	1006	=over 4
…		…
848		1130
849	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
850	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
851		1133
852	} elsif (ref $type) {	1134	} elsif (ref $type) {
853	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
854		1136
855	} else {	1137	} else {
856	shift @arg;	1138	shift @arg;
857	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
858	}	1140	}
859	}	1141	}
860	}	1142	}
861		1143
862	sub _object_attach {	1144	sub _object_attach {
…		…
872	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
873	}	1155	}
874		1156
875	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
876	} else {	1158	} else {
877	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
878	}	1160	}
879		1161
880	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
881	}	1163	}
882		1164
…		…
941		1223
942	for (@$callbacks) {	1224	for (@$callbacks) {
943	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
944		1226
945	if ($@) {	1227	if ($@) {
946	warn "$@";
947	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
948	override;	1229	override;
949	}	1230	}
950		1231
951	return 1 if $override;	1232	return 1 if $override;
952	}	1233	}
953		1234
954	0	1235	0
955	}	1236	}
956		1237
957	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
958		1239
959	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1240	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
960		1241
961	Generate an object-specific event with the given arguments.	1242	Generate an object-specific event with the given arguments.
962		1243
…		…
968		1249
969	=cut	1250	=cut
970		1251
971	#############################################################################	1252	#############################################################################
972	# object support	1253	# object support
973	#
974		1254
		1255	sub _object_equal($$);
		1256	sub _object_equal($$) {
		1257	my ($a, $b) = @_;
		1258
		1259	return 0 unless (ref $a) eq (ref $b);
		1260
		1261	if ("HASH" eq ref $a) {
		1262	my @ka = keys %$a;
		1263	my @kb = keys %$b;
		1264
		1265	return 0 if @ka != @kb;
		1266
		1267	for (0 .. $#ka) {
		1268	return 0 unless $ka[$_] eq $kb[$_];
		1269	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1270	}
		1271
		1272	} elsif ("ARRAY" eq ref $a) {
		1273
		1274	return 0 if @$a != @$b;
		1275
		1276	for (0 .. $#$a) {
		1277	return 0 unless _object_equal $a->[$_], $b->[$_];
		1278	}
		1279
		1280	} elsif ($a ne $b) {
		1281	return 0;
		1282	}
		1283
		1284	1
		1285	}
		1286
		1287	our $SLOW_MERGES;#d#
975	sub _can_merge {	1288	sub _can_merge {
976	my ($ob1, $ob2) = @_;	1289	my ($ob1, $ob2) = @_;
977		1290
978	local $Storable::canonical = 1;	1291	++$SLOW_MERGES;#d#
979	my $fob1 = Storable::freeze $ob1;
980	my $fob2 = Storable::freeze $ob2;
981		1292
982	$fob1 eq $fob2	1293	# we do the slow way here
		1294	return _object_equal $ob1, $ob2
983	}	1295	}
984		1296
985	sub reattach {	1297	sub reattach {
986	# basically do the same as instantiate, without calling instantiate	1298	# basically do the same as instantiate, without calling instantiate
987	my ($obj) = @_;	1299	my ($obj) = @_;
988		1300
		1301	# no longer needed after getting rid of delete_package?
989	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1302	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
990		1303
991	my $registry = $obj->registry;	1304	my $registry = $obj->registry;
992		1305
993	@$registry = ();	1306	@$registry = ();
994		1307
…		…
999	for (@$attach) {	1312	for (@$attach) {
1000	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
1001	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
1002	}	1315	}
1003	} else {	1316	} else {
1004	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
1005	}	1318	}
1006	}	1319	}
1007	}	1320	}
1008		1321
1009	cf::attachable->attach (	1322	cf::attachable->attach (
1010	prio => -1000000,	1323	prio => -1000000,
1011	on_instantiate => sub {	1324	on_instantiate => sub {
1012	my ($obj, $data) = @_;	1325	my ($obj, $data) = @_;
1013		1326
1014	$data = from_json $data;	1327	$data = decode_json $data;
1015		1328
1016	for (@$data) {	1329	for (@$data) {
1017	my ($name, $args) = @$_;	1330	my ($name, $args) = @$_;
1018		1331
1019	$obj->attach ($name, %{$args || {} });	1332	$obj->attach ($name, %{$args || {} });
…		…
1035	sub object_freezer_save {	1348	sub object_freezer_save {
1036	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
1037		1350
1038	sync_job {	1351	sync_job {
1039	if (length $$rdata) {	1352	if (length $$rdata) {
		1353	utf8::decode (my $decname = $filename);
1040	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
1041	$filename, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
1042		1357
1043	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1044	chmod SAVE_MODE, $fh;	1359	aio_chmod $fh, SAVE_MODE;
1045	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1046	aio_fsync $fh if $cf::USE_FSYNC;	1361	if ($cf::USE_FSYNC) {
		1362	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1363	aio_fsync $fh;
		1364	}
1047	close $fh;	1365	aio_close $fh;
1048		1366
1049	if (@$objs) {	1367	if (@$objs) {
1050	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1368	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1051	chmod SAVE_MODE, $fh;	1369	aio_chmod $fh, SAVE_MODE;
1052	my $data = Storable::nfreeze { version => 1, objs => $objs };	1370	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1053	aio_write $fh, 0, (length $data), $data, 0;	1371	aio_write $fh, 0, (length $data), $data, 0;
1054	aio_fsync $fh if $cf::USE_FSYNC;	1372	if ($cf::USE_FSYNC) {
		1373	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1374	aio_fsync $fh;
		1375	}
1055	close $fh;	1376	aio_close $fh;
1056	aio_rename "$filename.pst~", "$filename.pst";	1377	aio_rename "$filename.pst~", "$filename.pst";
1057	}	1378	}
1058	} else {	1379	} else {
1059	aio_unlink "$filename.pst";	1380	aio_unlink "$filename.pst";
1060	}	1381	}
1061		1382
1062	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
		1384
		1385	$filename =~ s%/[^/]+$%%;
		1386	aio_pathsync $filename if $cf::USE_FSYNC;
1063	} else {	1387	} else {
1064	warn "FATAL: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
1065	}	1389	}
1066	} else {	1390	} else {
1067	aio_unlink $filename;	1391	aio_unlink $filename;
1068	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1069	}	1393	}
1070	}	1394	};
1071	}	1395	}
1072		1396
1073	sub object_freezer_as_string {	1397	sub object_freezer_as_string {
1074	my ($rdata, $objs) = @_;	1398	my ($rdata, $objs) = @_;
1075		1399
…		…
1087	or return;	1411	or return;
1088		1412
1089	unless (aio_stat "$filename.pst") {	1413	unless (aio_stat "$filename.pst") {
1090	(aio_load "$filename.pst", $av) >= 0	1414	(aio_load "$filename.pst", $av) >= 0
1091	or return;	1415	or return;
		1416
1092	$av = eval { (Storable::thaw $av)->{objs} };	1417	my $st = eval { Coro::Storable::thaw $av };
		1418	$av = $st->{objs};
1093	}	1419	}
1094		1420
		1421	utf8::decode (my $decname = $filename);
1095	warn sprintf "loading %s (%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1096	$filename, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
		1425
1097	return ($data, $av);	1426	($data, $av)
1098	}	1427	}
1099		1428
1100	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
1101		1430
1102	=over 4	1431	=over 4
…		…
1104	=cut	1433	=cut
1105		1434
1106	#############################################################################	1435	#############################################################################
1107	# command handling &c	1436	# command handling &c
1108		1437
1109	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1110		1439
1111	Register a callback for execution when the client sends the user command	1440	Register a callback for execution when the client sends the user command
1112	$name.	1441	$name.
1113		1442
1114	=cut	1443	=cut
…		…
1120	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1121		1450
1122	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1123	}	1452	}
1124		1453
1125	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1126		1455
1127	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1128	extcmd packet. Ext commands will be processed in the order they are	1457	extcmd packet. Ext commands will be processed in the order they are
1129	received by the server, like other user commands. The first argument is	1458	received by the server, like other user commands. The first argument is
1130	the logged-in player. Ext commands can only be processed after a player	1459	the logged-in player. Ext commands can only be processed after a player
1131	has logged in successfully.	1460	has logged in successfully.
1132		1461
1133	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1134	called.
1135		1463
		1464	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1465
		1466	Same as C<cf::register_extcmd>, but instead of returning values, the
		1467	callback needs to clal the C<$reply> function.
		1468
1136	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1137		1470
1138	Register a callback for execution when the client sends an (asynchronous)	1471	Register a callback for execution when the client sends an (asynchronous)
1139	exticmd packet. Exti commands are processed by the server as soon as they	1472	exticmd packet. Exti commands are processed by the server as soon as they
1140	are received, i.e. out of order w.r.t. other commands. The first argument	1473	are received, i.e. out of order w.r.t. other commands. The first argument
1141	is a client socket. Exti commands can be received anytime, even before	1474	is a client socket. Exti commands can be received anytime, even before
1142	log-in.	1475	log-in.
1143		1476
1144	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1145	called.
1146		1478
1147	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1148		1480
		1481	Same as C<cf::register_extcmd>, but instead of returning values, the
		1482	callback needs to clal the C<$reply> function.
		1483
		1484	=cut
		1485
1149	sub register_extcmd {	1486	sub register_extcmd($$) {
1150	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1151		1488
1152	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1153	}	1490	}
1154		1491
1155	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1156	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1157		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1158	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1159	}	1502	}
1160		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
		1510	use File::Glob ();
		1511
1161	cf::player->attach (	1512	cf::player->attach (
1162	on_command => sub {	1513	on_unknown_command => sub {
1163	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1164		1515
1165	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1166	or return;	1517	or return;
1167		1518
…		…
1175	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1176		1527
1177	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1178		1529
1179	if (ref $msg) {	1530	if (ref $msg) {
		1531	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		1532
1180	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1533	if (my $cb = $EXTACMD{$type}) {
1181	if (my %reply = $cb->($pl, $msg)) {	1534	$cb->(
1182	$pl->ext_reply ($msg->{msgid}, %reply);	1535	$pl,
		1536	sub {
		1537	$pl->ext_msg ("reply-$reply", @_)
		1538	if $reply;
		1539	},
		1540	@payload
		1541	);
		1542	} else {
		1543	my @reply;
		1544
		1545	if (my $cb = $EXTCMD{$type}) {
		1546	@reply = $cb->($pl, @payload);
1183	}	1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1184	}	1551	}
		1552
1185	} else {	1553	} else {
1186	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1187	}	1555	}
1188		1556
1189	cf::override;	1557	cf::override;
1190	},	1558	},
1191	);	1559	);
1192		1560
		1561	# "readahead" all extensions
		1562	sub cache_extensions {
		1563	my $grp = IO::AIO::aio_group;
		1564
		1565	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1566	for (grep /\.ext$/, @{$_[0]}) {
		1567	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1568	}
		1569	};
		1570
		1571	$grp
		1572	}
		1573
		1574	sub _ext_cfg_reg($$$$) {
		1575	my ($rvar, $varname, $cfgname, $default) = @_;
		1576
		1577	$cfgname = lc $varname
		1578	unless length $cfgname;
		1579
		1580	$EXT_CFG{$cfgname} = [$rvar, $default];
		1581
		1582	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1583	}
		1584
1193	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1194	cf::sync_job {	1590	cf::sync_job {
1195	my %todo;	1591	my %todo;
1196		1592
1197	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1198	next unless -r $path;	1594	next unless -r $path;
…		…
1216		1612
1217	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1218	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1219		1615
1220	$ext{source} =	1616	$ext{source} =
1221	"package $pkg; use strict; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1222	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1223	. $source	1619	. $source
1224	. "\n};\n1";	1620	. "\n};\n1";
1225		1621
1226	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1227	}	1623	}
1228		1624
		1625	my $pass = 0;
1229	my %done;	1626	my %done;
1230	while (%todo) {	1627	while (%todo) {
1231	my $progress;	1628	my $progress;
1232		1629
		1630	++$pass;
		1631
		1632	ext:
1233	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1234	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1235	goto skip	1635	next ext
1236	unless exists $done{$_};	1636	unless exists $done{$_};
1237	}	1637	}
1238		1638
1239	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1240		1640
1241	unless (eval $v->{source}) {	1641	my $source = $v->{source};
		1642
		1643	# support "CONF varname :confname = default" pseudo-statements
		1644	$source =~ s{
		1645	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1646	}{
		1647	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1648	}gmxe;
		1649
		1650	my $active = eval $source;
		1651
		1652	if (length $@) {
1242	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1243	: "$v->{base}: extension inactive.\n";
1244		1654
		1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1245	if (exists $v->{meta}{mandatory}) {	1656	if exists $v->{meta}{mandatory};
1246	warn $msg;	1657
1247	warn "mandatory extension failed to load, exiting.\n";	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1248	exit 1;	1659	delete $todo{$k};
1249	}	1660	} else {
1250		1661	$done{$k} = delete $todo{$k};
1251	warn $msg;	1662	push @EXTS, $v->{pkg};
		1663	$progress = 1;
		1664
		1665	info "$v->{base}: extension inactive.\n"
		1666	unless $active;
1252	}	1667	}
1253
1254	$done{$k} = delete $todo{$k};
1255	push @EXTS, $v->{pkg};
1256	$progress = 1;
1257	}	1668	}
1258		1669
1259	skip:	1670	unless ($progress) {
1260	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1261	unless $progress;	1672
		1673	while (my ($k, $v) = each %todo) {
		1674	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1675	if exists $v->{meta}{mandatory};
		1676	}
		1677
		1678	last;
		1679	}
1262	}	1680	}
1263	};	1681	};
1264	}	1682	}
1265		1683
1266	#############################################################################	1684	#############################################################################
1267		1685
1268	=back	1686	=back
1269		1687
1270	=head2 CORE EXTENSIONS	1688	=head2 CORE EXTENSIONS
1271		1689
1272	Functions and methods that extend core crossfire objects.	1690	Functions and methods that extend core deliantra objects.
1273		1691
1274	=cut	1692	=cut
1275		1693
1276	package cf::player;	1694	package cf::player;
1277		1695
1278	use Coro::AIO;	1696	use Coro::AIO;
1279		1697
1280	=head3 cf::player	1698	=head3 cf::player
1281		1699
1282	=over 4	1700	=over 4
		1701
		1702	=item cf::player::num_playing
		1703
		1704	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1705
		1706	=cut
		1707
		1708	sub num_playing {
		1709	scalar grep
		1710	$_->ob->map
		1711	&& !$_->hidden
		1712	&& !$_->ob->flag (cf::FLAG_WIZ),
		1713	cf::player::list
		1714	}
1283		1715
1284	=item cf::player::find $login	1716	=item cf::player::find $login
1285		1717
1286	Returns the given player object, loading it if necessary (might block).	1718	Returns the given player object, loading it if necessary (might block).
1287		1719
…		…
1306		1738
1307	sub exists($) {	1739	sub exists($) {
1308	my ($login) = @_;	1740	my ($login) = @_;
1309		1741
1310	$cf::PLAYER{$login}	1742	$cf::PLAYER{$login}
1311	or cf::sync_job { !aio_stat path $login }	1743	or !aio_stat path $login
1312	}	1744	}
1313		1745
1314	sub find($) {	1746	sub find($) {
1315	return $cf::PLAYER{$_[0]} || do {	1747	return $cf::PLAYER{$_[0]} || do {
1316	my $login = $_[0];	1748	my $login = $_[0];
…		…
1323	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1755	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1324	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1756	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1325	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1757	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1326	aio_unlink +(playerdir $login) . "/$login.pl";	1758	aio_unlink +(playerdir $login) . "/$login.pl";
1327		1759
1328	my $pl = load_pl path $login	1760	my $f = new_from_file cf::object::thawer path $login
1329	or return;	1761	or return;
		1762
		1763	my $pl = cf::player::load_pl $f
		1764	or return;
		1765
		1766	local $cf::PLAYER_LOADING{$login} = $pl;
		1767	$f->resolve_delayed_derefs;
1330	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1331	}	1769	}
1332	}	1770	}
1333	}	1771	}
		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($pl, $path) = @_;
		1776
		1777	# restore slots saved in save, below
		1778	my $slots = delete $pl->{_slots};
		1779
		1780	$pl->ob->current_weapon ($slots->[0]);
		1781	$pl->combat_ob ($slots->[1]);
		1782	$pl->ranged_ob ($slots->[2]);
		1783	},
		1784	);
1334		1785
1335	sub save($) {	1786	sub save($) {
1336	my ($pl) = @_;	1787	my ($pl) = @_;
1337		1788
1338	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
…		…
1343	return if $pl->{deny_save};	1794	return if $pl->{deny_save};
1344		1795
1345	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1346	$pl->{last_save} = $cf::RUNTIME;	1797	$pl->{last_save} = $cf::RUNTIME;
1347		1798
		1799	cf::get_slot 0.01;
		1800
		1801	# save slots, to be restored later
		1802	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1803
1348	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1349	Coro::cede;	1805	cf::cede_to_tick;
1350	}	1806	}
1351		1807
1352	sub new($) {	1808	sub new($) {
1353	my ($login) = @_;	1809	my ($login) = @_;
1354		1810
…		…
1360	$cf::PLAYER{$login} = $self;	1816	$cf::PLAYER{$login} = $self;
1361		1817
1362	$self	1818	$self
1363	}	1819	}
1364		1820
		1821	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1822
		1823	=cut
		1824
		1825	sub send_msg {
		1826	my $ns = shift->ns
		1827	or return;
		1828	$ns->send_msg (@_);
		1829	}
		1830
1365	=item $pl->quit_character	1831	=item $pl->quit_character
1366		1832
1367	Nukes the player without looking back. If logged in, the connection will	1833	Nukes the player without looking back. If logged in, the connection will
1368	be destroyed. May block for a long time.	1834	be destroyed. May block for a long time.
1369		1835
…		…
1373	my ($pl) = @_;	1839	my ($pl) = @_;
1374		1840
1375	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1376		1842
1377	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1378	$pl->password ("*"); # this should lock out the player until we nuked the dir	1844	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1379		1845
1380	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1381	$pl->deactivate;	1847	$pl->deactivate;
		1848
		1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1382	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1383	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1384		1854
1385	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1386	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1387	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1422	or return [];	1892	or return [];
1423		1893
1424	my @logins;	1894	my @logins;
1425		1895
1426	for my $login (@$dirs) {	1896	for my $login (@$dirs) {
		1897	my $path = path $login;
		1898
		1899	# a .pst is a dead give-away for a valid player
		1900	# if no pst file found, open and chekc for blocked users
		1901	if (aio_stat "$path.pst") {
1427	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1902	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1428	aio_read $fh, 0, 512, my $buf, 0 or next;	1903	aio_read $fh, 0, 512, my $buf, 0 or next;
1429	$buf !~ /^password -------------$/m or next; # official not-valid tag	1904	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1905	}
1430		1906
1431	utf8::decode $login;	1907	utf8::decode $login;
1432	push @logins, $login;	1908	push @logins, $login;
1433	}	1909	}
1434		1910
1435	\@logins	1911	\@logins
1436	}	1912	}
1437		1913
1438	=item $player->maps	1914	=item $player->maps
		1915
		1916	=item cf::player::maps $login
1439		1917
1440	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1441	player. May block.	1919	player. May block.
1442		1920
1443	=cut	1921	=cut
…		…
1461	}	1939	}
1462		1940
1463	\@paths	1941	\@paths
1464	}	1942	}
1465		1943
1466	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1467		1945
1468	Expand crossfire pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1469		1947
1470	=cut
1471
1472	sub expand_cfpod {
1473	((my $self), (local $_)) = @_;
1474
1475	# escape & and <
1476	s/&/&amp;/g;
1477	s/(?<![BIUGH])</&lt;/g;
1478
1479	# this is buggy, it needs to properly take care of nested <'s
1480
1481	1 while
1482	# replace B<>, I<>, U<> etc.
1483	s/B<([^\>]*)>/<b>$1<\/b>/
1484	|| s/I<([^\>]*)>/<i>$1<\/i>/
1485	|| s/U<([^\>]*)>/<u>$1<\/u>/
1486	# replace G<male|female> tags
1487	|| s{G<([^>|]*)\|([^>]*)>}{
1488	$self->gender ? $2 : $1
1489	}ge
1490	# replace H<hint text>
1491	|| s{H<([^\>]*)>}
1492	{
1493	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1494	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1495	"")
1496	[$self->{hintmode}]
1497	}ge;
1498
1499	# create single paragraphs (very hackish)
1500	s/(?<=\S)\n(?=\w)/ /g;
1501
1502	# compress some whitespace
1503	s/\s+\n/\n/g; # ws line-ends
1504	s/\n\n+/\n/g; # double lines
1505	s/^\n+//; # beginning lines
1506	s/\n+$//; # ending lines
1507
1508	$_
1509	}
1510
1511	sub hintmode {
1512	$_[0]{hintmode} = $_[1] if @_ > 1;
1513	$_[0]{hintmode}
1514	}
1515
1516	=item $player->ext_reply ($msgid, %msg)
1517
1518	Sends an ext reply to the player.
1519
1520	=cut
1521
1522	sub ext_reply($$%) {
1523	my ($self, $id, %msg) = @_;
1524
1525	$msg{msgid} = $id;
1526	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1527	}
1528
1529	=item $player->ext_event ($type, %msg)	1948	=item $player->ext_msg ($type, @msg)
1530		1949
1531	Sends an ext event to the client.	1950	Sends an ext event to the client.
1532		1951
1533	=cut	1952	=cut
1534		1953
1535	sub ext_event($$%) {	1954	sub ext_msg($$@) {
1536	my ($self, $type, %msg) = @_;	1955	my ($self, $type, @msg) = @_;
1537		1956
1538	$self->ns->ext_event ($type, %msg);	1957	$self->ns->ext_msg ($type, @msg);
1539	}	1958	}
1540		1959
1541	=head3 cf::region	1960	=head3 cf::region
1542		1961
1543	=over 4	1962	=over 4
…		…
1552		1971
1553	=cut	1972	=cut
1554		1973
1555	sub find_by_path($) {	1974	sub find_by_path($) {
1556	my ($path) = @_;	1975	my ($path) = @_;
		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
1557		1978
1558	my ($match, $specificity);	1979	my ($match, $specificity);
1559		1980
1560	for my $region (list) {	1981	for my $region (list) {
1561	if ($region->{match} && $path =~ $region->{match}) {	1982	if ($region->{match} && $path =~ $region->{match}) {
…		…
1587	our $MAX_RESET = 3600;	2008	our $MAX_RESET = 3600;
1588	our $DEFAULT_RESET = 3000;	2009	our $DEFAULT_RESET = 3000;
1589		2010
1590	sub generate_random_map {	2011	sub generate_random_map {
1591	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1592	# mit "rum" bekleckern, nicht	2013
		2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2015
1593	$self->_create_random_map (	2016	$self->_create_random_map ($rmp);
1594	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1595	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1596	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1597	$rmp->{exit_on_final_map},
1598	$rmp->{xsize}, $rmp->{ysize},
1599	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1600	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1601	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1602	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1603	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1604	(cf::region::find $rmp->{region}), $rmp->{custom}
1605	)
1606	}	2017	}
1607		2018
1608	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1609		2020
1610	Register a handler for the map path matching the given regex at the	2021	Register a handler for the map path matching the given regex at the
…		…
1615		2026
1616	sub register {	2027	sub register {
1617	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1618	my $pkg = caller;	2029	my $pkg = caller;
1619		2030
1620	no strict;
1621	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1622		2032
1623	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1624	}	2034	}
1625		2035
1626	# also paths starting with '/'	2036	# also paths starting with '/'
1627	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1628		2038
1629	sub thawer_merge {	2039	sub thawer_merge {
1630	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1631		2041
1632	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1637	}	2047	}
1638		2048
1639	sub normalise {	2049	sub normalise {
1640	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1641		2051
1642	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1643		2053
1644	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1645		2055
1646	# map plan:	2056	# map plan:
1647	#	2057	#
…		…
1662	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1663	$path = "$base/$path";	2073	$path = "$base/$path";
1664	}	2074	}
1665		2075
1666	for ($path) {	2076	for ($path) {
1667	redo if s{//}{/};
1668	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1669	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1670	}	2079	}
1671		2080
1672	$path	2081	$path
…		…
1686	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1687	return $self;	2096	return $self;
1688	}	2097	}
1689	}	2098	}
1690		2099
1691	Carp::cluck "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1692	()	2101	()
1693	}	2102	}
1694		2103
		2104	# may re-bless or do other evil things
1695	sub init {	2105	sub init {
1696	my ($self) = @_;	2106	my ($self) = @_;
1697		2107
1698	$self	2108	$self
1699	}	2109	}
…		…
1718		2128
1719	# the temporary/swap location	2129	# the temporary/swap location
1720	sub save_path {	2130	sub save_path {
1721	my ($self) = @_;	2131	my ($self) = @_;
1722		2132
1723	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2133	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1724	"$TMPDIR/$path.map"	2134	"$TMPDIR/$path.map"
1725	}	2135	}
1726		2136
1727	# the unique path, undef == no special unique path	2137	# the unique path, undef == no special unique path
1728	sub uniq_path {	2138	sub uniq_path {
1729	my ($self) = @_;	2139	my ($self) = @_;
1730		2140
1731	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2141	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1732	"$UNIQUEDIR/$path"	2142	"$UNIQUEDIR/$path"
1733	}
1734
1735	# and all this just because we cannot iterate over
1736	# all maps in C++...
1737	sub change_all_map_light {
1738	my ($change) = @_;
1739
1740	$_->change_map_light ($change)
1741	for grep $_->outdoor, values %cf::MAP;
1742	}	2143	}
1743		2144
1744	sub decay_objects {	2145	sub decay_objects {
1745	my ($self) = @_;	2146	my ($self) = @_;
1746		2147
…		…
1759		2160
1760	sub load_header_from($) {	2161	sub load_header_from($) {
1761	my ($self, $path) = @_;	2162	my ($self, $path) = @_;
1762		2163
1763	utf8::encode $path;	2164	utf8::encode $path;
1764	#aio_open $path, O_RDONLY, 0	2165	my $f = new_from_file cf::object::thawer $path
1765	# or return;
1766
1767	$self->_load_header ($path)
1768	or return;	2166	or return;
1769		2167
		2168	$self->_load_header ($f)
		2169	or return;
		2170
		2171	local $MAP_LOADING{$self->{path}} = $self;
		2172	$f->resolve_delayed_derefs;
		2173
1770	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1771		2175
1772	1	2176	1
1773	}	2177	}
1774		2178
		2179	# used to laod the header of an original map
1775	sub load_header_orig {	2180	sub load_header_orig {
1776	my ($self) = @_;	2181	my ($self) = @_;
1777		2182
1778	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1779	}	2184	}
1780		2185
		2186	# used to laod the header of an instantiated map
1781	sub load_header_temp {	2187	sub load_header_temp {
1782	my ($self) = @_;	2188	my ($self) = @_;
1783		2189
1784	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1785	}	2191	}
1786		2192
		2193	# called after loading the header from an instantiated map
1787	sub prepare_temp {	2194	sub prepare_temp {
1788	my ($self) = @_;	2195	my ($self) = @_;
1789		2196
1790	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1791	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1792	# safety	2199	# safety
1793	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1794	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1795	}	2202	}
1796		2203
		2204	# called after loading the header from an original map
1797	sub prepare_orig {	2205	sub prepare_orig {
1798	my ($self) = @_;	2206	my ($self) = @_;
1799		2207
1800	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1801	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1825		2233
1826	sub find;	2234	sub find;
1827	sub find {	2235	sub find {
1828	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1829		2237
		2238	cf::cede_to_tick;
		2239
1830	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1831		2241
		2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1832	cf::lock_wait "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1833		2244
1834	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
1835	my $guard = cf::lock_acquire "map_find:$path";
1836	my $map = new_from_path cf::map $path	2246	my $map = new_from_path cf::map $path
1837	or return;	2247	or return;
1838		2248
1839	$map->{last_save} = $cf::RUNTIME;	2249	$map->{last_save} = $cf::RUNTIME;
1840		2250
…		…
1842	or return;	2252	or return;
1843		2253
1844	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2254	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1845	# doing this can freeze the server in a sync job, obviously	2255	# doing this can freeze the server in a sync job, obviously
1846	#$cf::WAIT_FOR_TICK->wait;	2256	#$cf::WAIT_FOR_TICK->wait;
		2257	undef $guard2;
		2258	undef $guard1;
1847	$map->reset;	2259	$map->reset;
1848	undef $guard;
1849	return find $path;	2260	return find $path;
1850	}	2261	}
1851		2262
1852	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
1853	}	2264	}
1854	}	2265	}
1855		2266
1856	sub pre_load { }	2267	sub pre_load { }
1857	sub post_load { }	2268	#sub post_load { } # XS
1858		2269
1859	sub load {	2270	sub load {
1860	my ($self) = @_;	2271	my ($self) = @_;
1861		2272
1862	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
1863		2274
1864	my $path = $self->{path};	2275	my $path = $self->{path};
1865		2276
1866	{	2277	{
1867	my $guard = cf::lock_acquire "map_load:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
1868		2279
		2280	return unless $self->valid;
1869	return if $self->in_memory != cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
1870
1871	$self->in_memory (cf::MAP_LOADING);
1872		2282
1873	$self->alloc;	2283	$self->alloc;
1874		2284
1875	$self->pre_load;	2285	$self->pre_load;
1876	Coro::cede;	2286	cf::cede_to_tick;
1877		2287
1878	$self->_load_objects ($self->{load_path}, 1)	2288	if (exists $self->{load_path}) {
		2289	my $f = new_from_file cf::object::thawer $self->{load_path};
		2290	$f->skip_block;
		2291	$self->_load_objects ($f)
1879	or return;	2292	or return;
1880		2293
1881	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2294	$self->post_load_original
1882	if delete $self->{load_original};	2295	if delete $self->{load_original};
1883		2296
1884	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
1885	utf8::encode $uniq;	2298	utf8::encode $uniq;
1886	if (aio_open $uniq, O_RDONLY, 0) {	2299	unless (aio_stat $uniq) {
		2300	if (my $f = new_from_file cf::object::thawer $uniq) {
1887	$self->clear_unique_items;	2301	$self->clear_unique_items;
1888	$self->_load_objects ($uniq, 0);	2302	$self->_load_objects ($f);
		2303	$f->resolve_delayed_derefs;
		2304	}
		2305	}
1889	}	2306	}
1890	}
1891		2307
1892	Coro::cede;	2308	$f->resolve_delayed_derefs;
		2309	} else {
		2310	$self->post_load_original
		2311	if delete $self->{load_original};
		2312	}
		2313
		2314	$self->state (cf::MAP_INACTIVE);
		2315
		2316	cf::cede_to_tick;
1893	# now do the right thing for maps	2317	# now do the right thing for maps
1894	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
1895	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
1896	unless $self->difficulty;	2320	unless $self->difficulty;
1897	Coro::cede;	2321	cf::cede_to_tick;
1898		2322
1899	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
1900	$self->decay_objects;	2324	$self->decay_objects;
1901	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
1902	$self->update_buttons;	2326	$self->update_buttons;
1903	Coro::cede;	2327	cf::cede_to_tick;
1904	$self->set_darkness_map;	2328	#$self->activate; # no longer activate maps automatically
1905	Coro::cede;
1906	$self->activate;
1907	}	2329	}
1908		2330
1909	$self->in_memory (cf::MAP_IN_MEMORY);	2331	$self->{last_save} = $cf::RUNTIME;
		2332	$self->last_access ($cf::RUNTIME);
1910	}	2333	}
1911		2334
1912	$self->post_load;	2335	$self->post_load;
1913	}
1914		2336
		2337	1
		2338	}
		2339
		2340	# customize the map for a given player, i.e.
		2341	# return the _real_ map. used by e.g. per-player
		2342	# maps to change the path to ~playername/mappath
1915	sub customise_for {	2343	sub customise_for {
1916	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
1917		2345
1918	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
1919	if $self->per_player;	2347	if $self->per_player;
…		…
1922	# if $self->per_party;	2350	# if $self->per_party;
1923		2351
1924	$self	2352	$self
1925	}	2353	}
1926		2354
1927	# find and load all maps in the 3x3 area around a map
1928	sub load_diag {
1929	my ($map) = @_;
1930
1931	my @diag; # diagonal neighbours
1932
1933	for (0 .. 3) {
1934	my $neigh = $map->tile_path ($_)
1935	or next;
1936	$neigh = find $neigh, $map
1937	or next;
1938	$neigh->load;
1939
1940	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1941	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1942	}
1943
1944	for (@diag) {
1945	my $neigh = find @$_
1946	or next;
1947	$neigh->load;
1948	}
1949	}
1950
1951	sub find_sync {	2355	sub find_sync {
1952	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
1953		2357
1954	cf::sync_job { find $path, $origin }	2358	# it's a bug to call this from the main context
		2359	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2360	if $Coro::current == $Coro::main;
		2361
		2362	find $path, $origin
1955	}	2363	}
1956		2364
1957	sub do_load_sync {	2365	sub do_load_sync {
1958	my ($map) = @_;	2366	my ($map) = @_;
1959		2367
1960	cf::sync_job { $map->load };	2368	# it's a bug to call this from the main context
		2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2370	if $Coro::current == $Coro::main;
		2371
		2372	$map->load;
1961	}	2373	}
1962		2374
1963	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
1964	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
1965		2377
1966	sub find_async {	2378	sub find_async {
1967	my ($path, $origin) = @_;	2379	my ($path, $origin, $load) = @_;
1968		2380
1969	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
1970		2382
1971	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
1972	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2384	return $map if !$load || $map->linkable;
1973	}	2385	}
1974		2386
1975	undef $MAP_PREFETCH{$path};	2387	$MAP_PREFETCH{$path} |= $load;
		2388
1976	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
		2390	$Coro::current->{desc} = "map prefetcher";
		2391
1977	while (%MAP_PREFETCH) {	2392	while (%MAP_PREFETCH) {
1978	for my $path (keys %MAP_PREFETCH) {	2393	while (my ($k, $v) = each %MAP_PREFETCH) {
1979	if (my $map = find $path) {	2394	if (my $map = find $k) {
1980	$map->load;	2395	$map->load if $v;
1981	}	2396	}
1982		2397
1983	delete $MAP_PREFETCH{$path};	2398	delete $MAP_PREFETCH{$k};
1984	}	2399	}
1985	}	2400	}
1986	undef $MAP_PREFETCHER;	2401	undef $MAP_PREFETCHER;
1987	};	2402	};
1988	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
1989		2404
1990	()	2405	()
1991	}	2406	}
1992		2407
		2408	# common code, used by both ->save and ->swapout
1993	sub save {	2409	sub _save {
1994	my ($self) = @_;	2410	my ($self) = @_;
1995
1996	my $lock = cf::lock_acquire "map_data:" . $self->path;
1997		2411
1998	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
1999		2413
2000	return unless $self->dirty;	2414	return unless $self->dirty;
2001		2415
…		…
2007	return if $self->{deny_save};	2421	return if $self->{deny_save};
2008		2422
2009	local $self->{last_access} = $self->last_access;#d#	2423	local $self->{last_access} = $self->last_access;#d#
2010		2424
2011	cf::async {	2425	cf::async {
		2426	$Coro::current->{desc} = "map player save";
2012	$_->contr->save for $self->players;	2427	$_->contr->save for $self->players;
2013	};	2428	};
		2429
		2430	cf::get_slot 0.02;
2014		2431
2015	if ($uniq) {	2432	if ($uniq) {
2016	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2433	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2017	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2434	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2018	} else {	2435	} else {
2019	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2436	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2020	}	2437	}
2021	}	2438	}
2022		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
2023	sub swap_out {	2448	sub swap_out {
2024	my ($self) = @_;	2449	my ($self) = @_;
2025		2450
2026	# save first because save cedes
2027	$self->save;
2028
2029	my $lock = cf::lock_acquire "map_data:" . $self->path;	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
2030		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
2031	return if $self->players;	2455	return if $self->players;
2032	return if $self->in_memory != cf::MAP_IN_MEMORY;
2033	return if $self->{deny_save};
2034		2456
		2457	# first deactivate the map and "unlink" it from the core
		2458	$self->deactivate;
		2459	$_->clear_links_to ($self) for values %cf::MAP;
		2460	$self->state (cf::MAP_SWAPPED);
		2461
		2462	# then atomically save
		2463	$self->_save;
		2464
		2465	# then free the map
2035	$self->clear;	2466	$self->clear;
2036	$self->in_memory (cf::MAP_SWAPPED);
2037	}	2467	}
2038		2468
2039	sub reset_at {	2469	sub reset_at {
2040	my ($self) = @_;	2470	my ($self) = @_;
2041		2471
…		…
2059		2489
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";	2490	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2491
2062	return if $self->players;	2492	return if $self->players;
2063		2493
2064	warn "resetting map ", $self->path;	2494	cf::trace "resetting map ", $self->path, "\n";
2065		2495
2066	$self->in_memory (cf::MAP_SWAPPED);	2496	$self->state (cf::MAP_SWAPPED);
2067		2497
2068	# need to save uniques path	2498	# need to save uniques path
2069	unless ($self->{deny_save}) {	2499	unless ($self->{deny_save}) {
2070	my $uniq = $self->uniq_path; utf8::encode $uniq;	2500	my $uniq = $self->uniq_path; utf8::encode $uniq;
2071		2501
…		…
2073	if $uniq;	2503	if $uniq;
2074	}	2504	}
2075		2505
2076	delete $cf::MAP{$self->path};	2506	delete $cf::MAP{$self->path};
2077		2507
		2508	$self->deactivate;
		2509	$_->clear_links_to ($self) for values %cf::MAP;
2078	$self->clear;	2510	$self->clear;
2079
2080	$_->clear_links_to ($self) for values %cf::MAP;
2081		2511
2082	$self->unlink_save;	2512	$self->unlink_save;
2083	$self->destroy;	2513	$self->destroy;
2084	}	2514	}
2085		2515
2086	my $nuke_counter = "aaaa";	2516	my $nuke_counter = "aaaa";
2087		2517
2088	sub nuke {	2518	sub nuke {
2089	my ($self) = @_;	2519	my ($self) = @_;
2090		2520
		2521	{
		2522	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2523
2091	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2092		2525
2093	$self->unlink_save;	2526	$self->unlink_save;
2094		2527
2095	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2096	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2097	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2098	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2099	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2100		2533
2101	$cf::MAP{$self->path} = $self;	2534	$cf::MAP{$self->path} = $self;
		2535	}
2102		2536
2103	$self->reset; # polite request, might not happen	2537	$self->reset; # polite request, might not happen
2104	}	2538	}
2105		2539
2106	=item $maps = cf::map::tmp_maps	2540	=item $maps = cf::map::tmp_maps
…		…
2148		2582
2149	sub unique_maps() {	2583	sub unique_maps() {
2150	[	2584	[
2151	map {	2585	map {
2152	utf8::decode $_;	2586	utf8::decode $_;
2153	/\.map$/	2587	s/\.map$//; # TODO future compatibility hack
		2588	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2589	? ()
2154	? normalise $_	2590	: normalise $_
2155	: ()
2156	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2157	]	2592	]
2158	}	2593	}
2159		2594
2160	package cf;	2595	=item cf::map::static_maps
		2596
		2597	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2598	file in the shared directory excluding F</styles> and F</editor>). May
		2599	block.
		2600
		2601	=cut
		2602
		2603	sub static_maps() {
		2604	my @dirs = "";
		2605	my @maps;
		2606
		2607	while (@dirs) {
		2608	my $dir = shift @dirs;
		2609
		2610	next if $dir eq "/styles" || $dir eq "/editor";
		2611
		2612	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2613	or return;
		2614
		2615	for (@$files) {
		2616	s/\.map$// or next;
		2617	utf8::decode $_;
		2618	push @maps, "$dir/$_";
		2619	}
		2620
		2621	push @dirs, map "$dir/$_", @$dirs;
		2622	}
		2623
		2624	\@maps
		2625	}
2161		2626
2162	=back	2627	=back
2163		2628
2164	=head3 cf::object	2629	=head3 cf::object
2165		2630
…		…
2169		2634
2170	=over 4	2635	=over 4
2171		2636
2172	=item $ob->inv_recursive	2637	=item $ob->inv_recursive
2173		2638
2174	Returns the inventory of the object _and_ their inventories, recursively.	2639	Returns the inventory of the object I<and> their inventories, recursively,
		2640	but I<not> the object itself.
2175		2641
2176	=cut	2642	=cut
2177		2643
2178	sub inv_recursive_;	2644	sub inv_recursive_;
2179	sub inv_recursive_ {	2645	sub inv_recursive_ {
…		…
2182		2648
2183	sub inv_recursive {	2649	sub inv_recursive {
2184	inv_recursive_ inv $_[0]	2650	inv_recursive_ inv $_[0]
2185	}	2651	}
2186		2652
		2653	=item $ref = $ob->ref
		2654
		2655	Creates and returns a persistent reference to an object that can be stored as a string.
		2656
		2657	=item $ob = cf::object::deref ($refstring)
		2658
		2659	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2660	even if the object actually exists. May block.
		2661
		2662	=cut
		2663
		2664	sub deref {
		2665	my ($ref) = @_;
		2666
		2667	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2668	my ($uuid, $name) = ($1, $2);
		2669	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2670	or return;
		2671	$pl->ob->uuid eq $uuid
		2672	or return;
		2673
		2674	$pl->ob
		2675	} else {
		2676	warn "$ref: cannot resolve object reference\n";
		2677	undef
		2678	}
		2679	}
		2680
2187	package cf;	2681	package cf;
2188		2682
2189	=back	2683	=back
2190		2684
2191	=head3 cf::object::player	2685	=head3 cf::object::player
…		…
2197	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2691	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2198	can be C<undef>. Does the right thing when the player is currently in a	2692	can be C<undef>. Does the right thing when the player is currently in a
2199	dialogue with the given NPC character.	2693	dialogue with the given NPC character.
2200		2694
2201	=cut	2695	=cut
		2696
		2697	our $SAY_CHANNEL = {
		2698	id => "say",
		2699	title => "Map",
		2700	reply => "say ",
		2701	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2702	};
		2703
		2704	our $CHAT_CHANNEL = {
		2705	id => "chat",
		2706	title => "Chat",
		2707	reply => "chat ",
		2708	tooltip => "Player chat and shouts, global to the server.",
		2709	};
2202		2710
2203	# rough implementation of a future "reply" method that works	2711	# rough implementation of a future "reply" method that works
2204	# with dialog boxes.	2712	# with dialog boxes.
2205	#TODO: the first argument must go, split into a $npc->reply_to ( method	2713	#TODO: the first argument must go, split into a $npc->reply_to ( method
2206	sub cf::object::player::reply($$$;$) {	2714	sub cf::object::player::reply($$$;$) {
…		…
2213		2721
2214	} else {	2722	} else {
2215	my $pl = $self->contr;	2723	my $pl = $self->contr;
2216		2724
2217	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2725	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2218	my $diag = $pl->{npc_dialog};	2726	my $dialog = $pl->{npc_dialog};
2219	$diag->{pl}->ext_reply (	2727	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2220	$diag->{id},
2221	msgtype => "reply",
2222	msg => $diag->{pl}->expand_cfpod ($msg),
2223	add_topics => []
2224	);
2225		2728
2226	} else {	2729	} else {
2227	$msg = $npc->name . " says: $msg" if $npc;	2730	$msg = $npc->name . " says: $msg" if $npc;
2228	$self->message ($msg, $flags);	2731	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2229	}	2732	}
2230	}	2733	}
		2734	}
		2735
		2736	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2737
		2738	=cut
		2739
		2740	sub cf::object::send_msg {
		2741	my $pl = shift->contr
		2742	or return;
		2743	$pl->send_msg (@_);
2231	}	2744	}
2232		2745
2233	=item $player_object->may ("access")	2746	=item $player_object->may ("access")
2234		2747
2235	Returns wether the given player is authorized to access resource "access"	2748	Returns wether the given player is authorized to access resource "access"
…		…
2248		2761
2249	=item $player_object->enter_link	2762	=item $player_object->enter_link
2250		2763
2251	Freezes the player and moves him/her to a special map (C<{link}>).	2764	Freezes the player and moves him/her to a special map (C<{link}>).
2252		2765
2253	The player should be reasonably safe there for short amounts of time. You	2766	The player should be reasonably safe there for short amounts of time (e.g.
2254	I<MUST> call C<leave_link> as soon as possible, though.	2767	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2768	though, as the player cannot control the character while it is on the link
		2769	map.
2255		2770
2256	Will never block.	2771	Will never block.
2257		2772
2258	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
2259		2774
…		…
2279	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2280	my ($self) = @_;	2795	my ($self) = @_;
2281		2796
2282	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2283		2798
		2799	++$self->{_link_recursion};
		2800
2284	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2285		2802
2286	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2287	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2288		2805
2289	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2290	}	2807	}
2291		2808
2292	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2293	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2294		2811
…		…
2311	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2312	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2313		2830
2314	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2315	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2316	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2317		2834
2318	$map->load;	2835	$map->load;
2319	$map->load_diag;
2320		2836
2321	return unless $self->contr->active;	2837	return unless $self->contr->active;
2322	$self->activate_recursive;
2323		2838
2324	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2325	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2326	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2327		2846
		2847	}
		2848
2328	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2849	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2329		2850
2330	Moves the player to the given map-path and coordinates by first freezing	2851	Moves the player to the given map-path and coordinates by first freezing
2331	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2332	that has to return the map if sucecssful, and then unfreezes the player on	2853	that has to return the map if sucecssful, and then unfreezes the player on
2333	the new (success) or old (failed) map position. In either case, $done will	2854	the new (success) or old (failed) map position. In either case, $done will
2334	be called at the end of this process.	2855	be called at the end of this process.
2335		2856
		2857	Note that $check will be called with a potentially non-loaded map, so if
		2858	it needs a loaded map it has to call C<< ->load >>.
		2859
2336	=cut	2860	=cut
2337		2861
2338	our $GOTOGEN;	2862	our $GOTOGEN;
2339		2863
2340	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2341	my ($self, $path, $x, $y, $check, $done) = @_;	2865	my ($self, $path, $x, $y, $check, $done) = @_;
2342		2866
		2867	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2868	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2869	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2870	($path, $x, $y) = @$EMERGENCY_POSITION;
		2871	}
		2872
2343	# do generation counting so two concurrent goto's will be executed in-order	2873	# do generation counting so two concurrent goto's will be executed in-order
2344	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2345		2875
2346	$self->enter_link;	2876	$self->enter_link;
2347		2877
2348	(async {	2878	(async {
		2879	$Coro::current->{desc} = "player::goto $path $x $y";
		2880
		2881	# *tag paths override both path and x|y
		2882	if ($path =~ /^\*(.*)$/) {
		2883	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2884	my $ob = $obs[rand @obs];
		2885
		2886	# see if we actually can go there
		2887	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2888	$ob = $obs[rand @obs];
		2889	} else {
		2890	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2891	}
		2892	# else put us there anyways for now #d#
		2893
		2894	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2895	} else {
		2896	($path, $x, $y) = (undef, undef, undef);
		2897	}
		2898	}
		2899
2349	my $map = eval {	2900	my $map = eval {
2350	my $map = cf::map::find $path;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2351		2902
2352	if ($map) {	2903	if ($map) {
2353	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2354	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2355	} else {	2906	} else {
2356	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2357	}	2908	}
2358		2909
2359	$map	2910	$map
2360	};	2911	};
2361		2912
…		…
2367	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2368	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2369	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2370	}	2921	}
2371		2922
2372	$done->() if $done;	2923	$done->($self) if $done;
2373	})->prio (1);	2924	})->prio (1);
2374	}	2925	}
2375		2926
2376	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2377		2928
…		…
2397	}	2948	}
2398		2949
2399	sub prepare_random_map {	2950	sub prepare_random_map {
2400	my ($exit) = @_;	2951	my ($exit) = @_;
2401		2952
2402	my $guard = cf::lock_acquire "exit_prepare:$exit";
2403
2404	# all this does is basically replace the /! path by	2953	# all this does is basically replace the /! path by
2405	# a new random map path (?random/...) with a seed	2954	# a new random map path (?random/...) with a seed
2406	# that depends on the exit object	2955	# that depends on the exit object
2407		2956
2408	my $rmp = parse_random_map_params $exit->msg;	2957	my $rmp = parse_random_map_params $exit->msg;
…		…
2410	if ($exit->map) {	2959	if ($exit->map) {
2411	$rmp->{region} = $exit->region->name;	2960	$rmp->{region} = $exit->region->name;
2412	$rmp->{origin_map} = $exit->map->path;	2961	$rmp->{origin_map} = $exit->map->path;
2413	$rmp->{origin_x} = $exit->x;	2962	$rmp->{origin_x} = $exit->x;
2414	$rmp->{origin_y} = $exit->y;	2963	$rmp->{origin_y} = $exit->y;
		2964
		2965	$exit->map->touch;
2415	}	2966	}
2416		2967
2417	$rmp->{random_seed} ||= $exit->random_seed;	2968	$rmp->{random_seed} ||= $exit->random_seed;
2418		2969
2419	my $data = cf::to_json $rmp;	2970	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2420	my $md5 = Digest::MD5::md5_hex $data;	2971	my $md5 = Digest::MD5::md5_hex $data;
2421	my $meta = "$RANDOMDIR/$md5.meta";	2972	my $meta = "$RANDOMDIR/$md5.meta";
2422		2973
2423	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2974	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2424	aio_write $fh, 0, (length $data), $data, 0;	2975	aio_write $fh, 0, (length $data), $data, 0;
2425	undef $fh;	2976	undef $fh;
2426	aio_rename "$meta~", $meta;	2977	aio_rename "$meta~", $meta;
2427		2978
		2979	my $slaying = "?random/$md5";
		2980
		2981	if ($exit->valid) {
2428	$exit->slaying ("?random/$md5");	2982	$exit->slaying ("?random/$md5");
2429	$exit->msg (undef);	2983	$exit->msg (undef);
		2984	}
2430	}	2985	}
2431	}	2986	}
2432		2987
2433	sub cf::object::player::enter_exit {	2988	sub cf::object::player::enter_exit {
2434	my ($self, $exit) = @_;	2989	my ($self, $exit) = @_;
2435		2990
2436	return unless $self->type == cf::PLAYER;	2991	return unless $self->type == cf::PLAYER;
2437		2992
2438	if ($exit->slaying eq "/!") {
2439	#TODO: this should de-fi-ni-te-ly not be a sync-job
2440	# the problem is that $exit might not survive long enough
2441	# so it needs to be done right now, right here
2442	cf::sync_job { prepare_random_map $exit };
2443	}
2444
2445	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2446	my $hp = $exit->stats->hp;
2447	my $sp = $exit->stats->sp;
2448
2449	$self->enter_link;	2993	$self->enter_link;
2450		2994
2451	# if exit is damned, update players death & WoR home-position
2452	$self->contr->savebed ($slaying, $hp, $sp)
2453	if $exit->flag (FLAG_DAMNED);
2454
2455	(async {	2995	(async {
2456	$self->deactivate_recursive; # just to be sure	2996	$Coro::current->{desc} = "enter_exit";
		2997
2457	unless (eval {	2998	unless (eval {
		2999	$self->deactivate_recursive; # just to be sure
		3000
		3001	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3002	my $x = $exit->stats->hp;
		3003	my $y = $exit->stats->sp;
		3004
		3005	# special map handling
		3006	my $slaying = $exit->slaying;
		3007
		3008	# special map handling
		3009	if ($slaying eq "/!") {
		3010	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3011
		3012	prepare_random_map $exit
		3013	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3014
		3015	$map = $exit->slaying;
		3016
		3017	} elsif ($slaying eq '!up') {
		3018	$map = $exit->map->tile_path (cf::TILE_UP);
		3019	$x = $exit->x;
		3020	$y = $exit->y;
		3021
		3022	} elsif ($slaying eq '!down') {
		3023	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3024	$x = $exit->x;
		3025	$y = $exit->y;
		3026	}
		3027
2458	$self->goto ($slaying, $hp, $sp);	3028	$self->goto ($map, $x, $y);
2459		3029
		3030	# if exit is damned, update players death & WoR home-position
		3031	$self->contr->savebed ($map, $x, $y)
		3032	if $exit->flag (cf::FLAG_DAMNED);
		3033
2460	1;	3034	1
2461	}) {	3035	}) {
2462	$self->message ("Something went wrong deep within the crossfire server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2463	. "I'll try to bring you back to the map you were before. "	3037	. "I'll try to bring you back to the map you were before. "
2464	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2465	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2466		3040
2467	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2468	$self->leave_link;	3042	$self->leave_link;
2469	}	3043	}
2470	})->prio (1);	3044	})->prio (1);
2471	}	3045	}
2472		3046
…		…
2484	sub cf::client::send_drawinfo {	3058	sub cf::client::send_drawinfo {
2485	my ($self, $text, $flags) = @_;	3059	my ($self, $text, $flags) = @_;
2486		3060
2487	utf8::encode $text;	3061	utf8::encode $text;
2488	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3062	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3063	}
		3064
		3065	=item $client->send_big_packet ($pkt)
		3066
		3067	Like C<send_packet>, but tries to compress large packets, and fragments
		3068	them as required.
		3069
		3070	=cut
		3071
		3072	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3073
		3074	sub cf::client::send_big_packet {
		3075	my ($self, $pkt) = @_;
		3076
		3077	# try lzf for large packets
		3078	$pkt = "lzf " . Compress::LZF::compress $pkt
		3079	if 1024 <= length $pkt and $self->{can_lzf};
		3080
		3081	# split very large packets
		3082	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3083	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3084	$pkt = "frag";
		3085	}
		3086
		3087	$self->send_packet ($pkt);
2489	}	3088	}
2490		3089
2491	=item $client->send_msg ($channel, $msg, $color, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2492		3091
2493	Send a drawinfo or msg packet to the client, formatting the msg for the	3092	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2495	the message, with C<log> being the default. If C<$color> is negative, suppress	3094	the message, with C<log> being the default. If C<$color> is negative, suppress
2496	the message unless the client supports the msg packet.	3095	the message unless the client supports the msg packet.
2497		3096
2498	=cut	3097	=cut
2499		3098
		3099	# non-persistent channels (usually the info channel)
		3100	our %CHANNEL = (
		3101	"c/motd" => {
		3102	id => "infobox",
		3103	title => "MOTD",
		3104	reply => undef,
		3105	tooltip => "The message of the day",
		3106	},
		3107	"c/identify" => {
		3108	id => "infobox",
		3109	title => "Identify",
		3110	reply => undef,
		3111	tooltip => "Items recently identified",
		3112	},
		3113	"c/examine" => {
		3114	id => "infobox",
		3115	title => "Examine",
		3116	reply => undef,
		3117	tooltip => "Signs and other items you examined",
		3118	},
		3119	"c/shopinfo" => {
		3120	id => "infobox",
		3121	title => "Shop Info",
		3122	reply => undef,
		3123	tooltip => "What your bargaining skill tells you about the shop",
		3124	},
		3125	"c/book" => {
		3126	id => "infobox",
		3127	title => "Book",
		3128	reply => undef,
		3129	tooltip => "The contents of a note or book",
		3130	},
		3131	"c/lookat" => {
		3132	id => "infobox",
		3133	title => "Look",
		3134	reply => undef,
		3135	tooltip => "What you saw there",
		3136	},
		3137	"c/who" => {
		3138	id => "infobox",
		3139	title => "Players",
		3140	reply => undef,
		3141	tooltip => "Shows players who are currently online",
		3142	},
		3143	"c/body" => {
		3144	id => "infobox",
		3145	title => "Body Parts",
		3146	reply => undef,
		3147	tooltip => "Shows which body parts you posess and are available",
		3148	},
		3149	"c/statistics" => {
		3150	id => "infobox",
		3151	title => "Statistics",
		3152	reply => undef,
		3153	tooltip => "Shows your primary statistics",
		3154	},
		3155	"c/skills" => {
		3156	id => "infobox",
		3157	title => "Skills",
		3158	reply => undef,
		3159	tooltip => "Shows your experience per skill and item power",
		3160	},
		3161	"c/shopitems" => {
		3162	id => "infobox",
		3163	title => "Shop Items",
		3164	reply => undef,
		3165	tooltip => "Shows the items currently for sale in this shop",
		3166	},
		3167	"c/resistances" => {
		3168	id => "infobox",
		3169	title => "Resistances",
		3170	reply => undef,
		3171	tooltip => "Shows your resistances",
		3172	},
		3173	"c/pets" => {
		3174	id => "infobox",
		3175	title => "Pets",
		3176	reply => undef,
		3177	tooltip => "Shows information abotu your pets/a specific pet",
		3178	},
		3179	"c/perceiveself" => {
		3180	id => "infobox",
		3181	title => "Perceive Self",
		3182	reply => undef,
		3183	tooltip => "You gained detailed knowledge about yourself",
		3184	},
		3185	"c/uptime" => {
		3186	id => "infobox",
		3187	title => "Uptime",
		3188	reply => undef,
		3189	tooltip => "How long the server has been running since last restart",
		3190	},
		3191	"c/mapinfo" => {
		3192	id => "infobox",
		3193	title => "Map Info",
		3194	reply => undef,
		3195	tooltip => "Information related to the maps",
		3196	},
		3197	"c/party" => {
		3198	id => "party",
		3199	title => "Party",
		3200	reply => "gsay ",
		3201	tooltip => "Messages and chat related to your party",
		3202	},
		3203	"c/death" => {
		3204	id => "death",
		3205	title => "Death",
		3206	reply => undef,
		3207	tooltip => "Reason for and more info about your most recent death",
		3208	},
		3209	"c/say" => $SAY_CHANNEL,
		3210	"c/chat" => $CHAT_CHANNEL,
		3211	);
		3212
2500	sub cf::client::send_msg {	3213	sub cf::client::send_msg {
2501	my ($self, $channel, $msg, $color, @extra) = @_;	3214	my ($self, $channel, $msg, $color, @extra) = @_;
2502		3215
2503	$msg = $self->pl->expand_cfpod ($msg);	3216	$msg = $self->pl->expand_cfpod ($msg)
		3217	unless $color & cf::NDI_VERBATIM;
2504		3218
2505	$color &= ~cf::NDI_UNIQUE; # just in case...	3219	$color &= cf::NDI_CLIENT_MASK; # just in case...
2506		3220
		3221	# check predefined channels, for the benefit of C
		3222	if ($CHANNEL{$channel}) {
		3223	$channel = $CHANNEL{$channel};
		3224
		3225	$self->ext_msg (channel_info => $channel);
		3226	$channel = $channel->{id};
		3227
2507	if (ref $channel) {	3228	} elsif (ref $channel) {
2508	# send meta info to client, if not yet sent	3229	# send meta info to client, if not yet sent
2509	unless (exists $self->{channel}{$channel->{id}}) {	3230	unless (exists $self->{channel}{$channel->{id}}) {
2510	$self->{channel}{$channel->{id}} = $channel;	3231	$self->{channel}{$channel->{id}} = $channel;
2511	$self->ext_event (channel_info => %$channel);	3232	$self->ext_msg (channel_info => $channel);
2512	}	3233	}
2513		3234
2514	$channel = $channel->{id};	3235	$channel = $channel->{id};
2515	}	3236	}
2516		3237
2517	return unless @extra || length $msg;	3238	return unless @extra || length $msg;
2518		3239
2519	if ($self->can_msg) {	3240	# default colour, mask it out
2520	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	3241	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2521	} else {	3242	if $color & cf::NDI_DEF;
2522	# replace some tags by gcfclient-compatible ones
2523	for ($msg) {
2524	1 while
2525	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2526	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2527	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2528	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2529	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2530	}
2531		3243
2532	if ($color >= 0) {	3244	my $pkt = "msg "
2533	if (0 && $msg =~ /\[/) {	3245	. $self->{json_coder}->encode (
2534	$self->send_packet ("drawextinfo $color 4 0 $msg")	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2535	} else {	3247	);
2536	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2537	$self->send_packet ("drawinfo $color $msg")
2538	}
2539	}
2540	}
2541	}
2542		3248
		3249	$self->send_big_packet ($pkt);
		3250	}
		3251
2543	=item $client->ext_event ($type, %msg)	3252	=item $client->ext_msg ($type, @msg)
2544		3253
2545	Sends an ext event to the client.	3254	Sends an ext event to the client.
2546		3255
2547	=cut	3256	=cut
2548		3257
2549	sub cf::client::ext_event($$%) {	3258	sub cf::client::ext_msg($$@) {
2550	my ($self, $type, %msg) = @_;	3259	my ($self, $type, @msg) = @_;
2551		3260
2552	return unless $self->extcmd;
2553
2554	$msg{msgtype} = "event_$type";
2555	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2556	}	3262	}
2557		3263
2558	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2559		3265
2560	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2615	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2616		3322
2617	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2618		3324
2619	if (ref $msg) {	3325	if (ref $msg) {
		3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		3327
2620	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3328	if (my $cb = $EXTIACMD{$type}) {
2621	if (my %reply = $cb->($ns, $msg)) {	3329	$cb->(
2622	$reply{msgid} = $msg->{msgid};	3330	$ns,
2623	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));	3331	sub {
		3332	$ns->ext_msg ("reply-$reply", @_)
		3333	if $reply;
		3334	},
		3335	@payload
		3336	);
		3337	} else {
		3338	my @reply;
		3339
		3340	if (my $cb = $EXTICMD{$type}) {
		3341	@reply = $cb->($ns, @payload);
2624	}	3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
2625	}	3346	}
2626	} else {	3347	} else {
2627	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3348	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2628	}	3349	}
2629		3350
2630	cf::override;	3351	cf::override;
2631	},	3352	},
2632	);	3353	);
…		…
2652		3373
2653	$coro	3374	$coro
2654	}	3375	}
2655		3376
2656	cf::client->attach (	3377	cf::client->attach (
2657	on_destroy => sub {	3378	on_client_destroy => sub {
2658	my ($ns) = @_;	3379	my ($ns) = @_;
2659		3380
2660	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2661	},	3382	},
2662	);	3383	);
…		…
2677	our $safe = new Safe "safe";	3398	our $safe = new Safe "safe";
2678	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
2679		3400
2680	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
2681		3402
2682	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3403	$safe->permit_only (Opcode::opset qw(
		3404	:base_core :base_mem :base_orig :base_math :base_loop
		3405	grepstart grepwhile mapstart mapwhile
		3406	sort time
		3407	));
2683		3408
2684	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
2685		3410
2686	=pod	3411	=pod
2687		3412
2688	The following functions and methods are available within a safe environment:	3413	The following functions and methods are available within a safe environment:
2689		3414
2690	cf::object	3415	cf::object
2691	contr pay_amount pay_player map x y force_find force_add	3416	contr pay_amount pay_player map x y force_find force_add destroy
2692	insert remove	3417	insert remove name archname title slaying race decrease split
		3418	value
2693		3419
2694	cf::object::player	3420	cf::object::player
2695	player	3421	player
2696		3422
2697	cf::player	3423	cf::player
…		…
2702		3428
2703	=cut	3429	=cut
2704		3430
2705	for (	3431	for (
2706	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3432	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2707	insert remove)],	3433	insert remove inv nrof name archname title slaying race
		3434	decrease split destroy change_exp value msg lore send_msg)],
2708	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
2709	["cf::player" => qw(peaceful)],	3436	["cf::player" => qw(peaceful send_msg)],
2710	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
2711	) {	3438	) {
2712	no strict 'refs';
2713	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
2714	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2715	for @funs;	3441	for @funs;
2716	}	3442	}
2717		3443
…		…
2732		3458
2733	my $qcode = $code;	3459	my $qcode = $code;
2734	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2735	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
2736		3462
		3463	%vars = (_dummy => 0) unless %vars;
		3464
		3465	my @res;
2737	local $_;	3466	local $_;
2738	local @safe::cf::_safe_eval_args = values %vars;
2739		3467
2740	my $eval =	3468	my $eval =
2741	"do {\n"	3469	"do {\n"
2742	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2743	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
2744	. $code	3472	. $code
2745	. "\n}"	3473	. "\n}"
2746	;	3474	;
2747		3475
		3476	if ($CFG{safe_eval}) {
2748	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
2749	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2750	sub_generation_inc;	3480	sub_generation_inc;
		3481	} else {
		3482	local @cf::_safe_eval_args = values %vars;
		3483	@res = wantarray ? eval eval : scalar eval $eval;
		3484	}
2751		3485
2752	if ($@) {	3486	if ($@) {
2753	warn "$@";	3487	warn "$@",
2754	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
2755	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
2756	}	3490	}
2757		3491
2758	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
2759	}	3493	}
2760		3494
…		…
2774	=cut	3508	=cut
2775		3509
2776	sub register_script_function {	3510	sub register_script_function {
2777	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
2778		3512
2779	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
2780	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
2781	}	3515	}
2782		3516
2783	=back	3517	=back
2784		3518
2785	=cut	3519	=cut
2786		3520
2787	#############################################################################	3521	#############################################################################
2788	# the server's init and main functions	3522	# the server's init and main functions
2789		3523
		3524	our %FACEHASH; # hash => idx, #d# HACK for http server
		3525
		3526	# internal api, not fianlised
		3527	sub add_face {
		3528	my ($name, $type, $data) = @_;
		3529
		3530	my $idx = cf::face::find $name;
		3531
		3532	if ($idx) {
		3533	delete $FACEHASH{cf::face::get_chksum $idx};
		3534	} else {
		3535	$idx = cf::face::alloc $name;
		3536	}
		3537
		3538	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3539
		3540	cf::face::set_type $idx, $type;
		3541	cf::face::set_data $idx, 0, $data, $hash;
		3542	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3543	$FACEHASH{$hash} = $idx;#d#
		3544
		3545	$idx
		3546	}
		3547
2790	sub load_facedata($) {	3548	sub load_facedata($) {
2791	my ($path) = @_;	3549	my ($path) = @_;
2792		3550
		3551	# HACK to clear player env face cache, we need some signal framework
		3552	# for this (global event?)
		3553	%ext::player_env::MUSIC_FACE_CACHE = ();
		3554
		3555	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3556
2793	warn "loading facedata from $path\n";	3557	trace "loading facedata from $path\n";
2794		3558
2795	my $facedata;	3559	my $facedata = decode_storable load_file $path;
2796	0 < aio_load $path, $facedata
2797	or die "$path: $!";
2798
2799	$facedata = Coro::Storable::thaw $facedata;
2800		3560
2801	$facedata->{version} == 2	3561	$facedata->{version} == 2
2802	or cf::cleanup "$path: version mismatch, cannot proceed.";	3562	or cf::cleanup "$path: version mismatch, cannot proceed.";
2803		3563
		3564	cf::cede_to_tick;
		3565
2804	{	3566	{
2805	my $faces = $facedata->{faceinfo};	3567	my $faces = $facedata->{faceinfo};
2806		3568
2807	while (my ($face, $info) = each %$faces) {	3569	for my $face (sort keys %$faces) {
		3570	my $info = $faces->{$face};
2808	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3571	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3572
2809	cf::face::set_visibility $idx, $info->{visibility};	3573	cf::face::set_visibility $idx, $info->{visibility};
2810	cf::face::set_magicmap $idx, $info->{magicmap};	3574	cf::face::set_magicmap $idx, $info->{magicmap};
2811	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3575	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2812	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3576	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3577	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3578	$FACEHASH{$info->{hash64}} = $idx;#d#
2813		3579
2814	cf::cede_to_tick;	3580	cf::cede_to_tick;
2815	}	3581	}
2816		3582
2817	while (my ($face, $info) = each %$faces) {	3583	while (my ($face, $info) = each %$faces) {
2818	next unless $info->{smooth};	3584	next unless $info->{smooth};
		3585
2819	my $idx = cf::face::find $face	3586	my $idx = cf::face::find $face
2820	or next;	3587	or next;
		3588
2821	if (my $smooth = cf::face::find $info->{smooth}) {	3589	if (my $smooth = cf::face::find $info->{smooth}) {
2822	cf::face::set_smooth $idx, $smooth;	3590	cf::face::set_smooth $idx, $smooth;
2823	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3591	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2824	} else {	3592	} else {
2825	warn "smooth face '$info->{smooth}' not found for face '$face'";	3593	error "smooth face '$info->{smooth}' not found for face '$face'";
2826	}	3594	}
2827		3595
2828	cf::cede_to_tick;	3596	cf::cede_to_tick;
2829	}	3597	}
2830	}	3598	}
…		…
2839		3607
2840	cf::anim::invalidate_all; # d'oh	3608	cf::anim::invalidate_all; # d'oh
2841	}	3609	}
2842		3610
2843	{	3611	{
2844	# TODO: for gcfclient pleasure, we should give resources
2845	# that gcfclient doesn't grok a >10000 face index.
2846	my $res = $facedata->{resource};	3612	my $res = $facedata->{resource};
2847	my $enc = JSON::XS->new->utf8->canonical;
2848		3613
2849	while (my ($name, $info) = each %$res) {	3614	while (my ($name, $info) = each %$res) {
2850	my $meta = $enc->encode ({	3615	if (defined (my $type = $info->{type})) {
2851	name => $name,	3616	# TODO: different hash - must free and use new index, or cache ixface data queue
2852	type => $info->{type},
2853	copyright => $info->{copyright}, #TODO#
2854	});
2855
2856	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3617	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2857		3618
2858	if ($name =~ /\.jpg$/) {	3619	cf::face::set_type $idx, $type;
2859	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3620	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2860	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3621	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3622	$FACEHASH{$info->{hash}} = $idx;#d#
2861	} else {	3623	} else {
2862	my $data = pack "(w/a*)*", $meta, $info->{data};	3624	# $RESOURCE{$name} = $info; # unused
2863	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2864
2865	cf::face::set_type $idx, 1;
2866	cf::face::set_data $idx, 0, $data, $chk;
2867	}	3625	}
2868		3626
2869	cf::cede_to_tick;	3627	cf::cede_to_tick;
2870	}	3628	}
2871	}	3629	}
2872		3630
		3631	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3632
2873	1	3633	1
2874	}	3634	}
2875		3635
		3636	register_exticmd fx_want => sub {
		3637	my ($ns, $want) = @_;
		3638
		3639	while (my ($k, $v) = each %$want) {
		3640	$ns->fx_want ($k, $v);
		3641	}
		3642	};
		3643
		3644	sub load_resource_file($) {
		3645	my $guard = lock_acquire "load_resource_file";
		3646
		3647	my $status = load_resource_file_ $_[0];
		3648	get_slot 0.1, 100;
		3649	cf::arch::commit_load;
		3650
		3651	$status
		3652	}
		3653
		3654	sub reload_exp_table {
		3655	_reload_exp_table;
		3656
		3657	add_face "res/exp_table" => FT_RSRC,
		3658	JSON::XS->new->utf8->canonical->encode (
		3659	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3660	);
		3661	}
		3662
		3663	sub reload_materials {
		3664	_reload_materials;
		3665	}
		3666
2876	sub reload_regions {	3667	sub reload_regions {
		3668	# HACK to clear player env face cache, we need some signal framework
		3669	# for this (global event?)
		3670	%ext::player_env::MUSIC_FACE_CACHE = ();
		3671
2877	load_resource_file "$MAPDIR/regions"	3672	load_resource_file "$MAPDIR/regions"
2878	or die "unable to load regions file\n";	3673	or die "unable to load regions file\n";
2879		3674
2880	for (cf::region::list) {	3675	for (cf::region::list) {
2881	$_->{match} = qr/$_->{match}/	3676	$_->{match} = qr/$_->{match}/
…		…
2889	}	3684	}
2890		3685
2891	sub reload_archetypes {	3686	sub reload_archetypes {
2892	load_resource_file "$DATADIR/archetypes"	3687	load_resource_file "$DATADIR/archetypes"
2893	or die "unable to load archetypes\n";	3688	or die "unable to load archetypes\n";
2894	#d# NEED to laod twice to resolve forward references	3689
2895	# this really needs to be done in an extra post-pass	3690	add_face "res/skill_info" => FT_RSRC,
2896	# (which needs to be synchronous, so solve it differently)	3691	JSON::XS->new->utf8->canonical->encode (
2897	load_resource_file "$DATADIR/archetypes"	3692	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
2898	or die "unable to load archetypes\n";	3693	);
		3694	add_face "res/spell_paths" => FT_RSRC,
		3695	JSON::XS->new->utf8->canonical->encode (
		3696	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3697	);
2899	}	3698	}
2900		3699
2901	sub reload_treasures {	3700	sub reload_treasures {
2902	load_resource_file "$DATADIR/treasures"	3701	load_resource_file "$DATADIR/treasures"
2903	or die "unable to load treasurelists\n";	3702	or die "unable to load treasurelists\n";
2904	}	3703	}
2905		3704
		3705	sub reload_sound {
		3706	trace "loading sound config from $DATADIR/sound\n";
		3707
		3708	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3709
		3710	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3711	my $sound = $soundconf->{compat}[$_]
		3712	or next;
		3713
		3714	my $face = cf::face::find "sound/$sound->[1]";
		3715	cf::sound::set $sound->[0] => $face;
		3716	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3717	}
		3718
		3719	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3720	my $face = cf::face::find "sound/$v";
		3721	cf::sound::set $k => $face;
		3722	}
		3723	}
		3724
		3725	#d# move docstuff to help or so
		3726	our %DOCSTRING;
		3727
		3728	sub reload_pod {
		3729	trace "loading pods $PODDIR\n";
		3730
		3731	%DOCSTRING = ();
		3732	my @command_list;
		3733
		3734	for (
		3735	[0, "command_help"],
		3736	[1, "emote_help"],
		3737	[2, "dmcommand_help"],
		3738	) {
		3739	my ($type, $path) = @$_;
		3740
		3741	my $paragraphs = &cf::pod::load_pod ("$PODDIR/$path.pod")
		3742	or die "unable to load $path";
		3743
		3744	my $level = 1e9;
		3745	my $rpar;
		3746
		3747	for my $par (@$paragraphs) {
		3748	if ($par->{type} eq "head2") {
		3749	# this code taken almost verbatim from DC/Protocol.pm
		3750
		3751	if ($par->{markup} =~ /^(\S+) (?:\s+ \( ([^\)]*) \) )?/x) {
		3752	my $cmd = $1;
		3753	my @args = split /\|/, $2;
		3754	@args = (".*") unless @args;
		3755
		3756	$_ = $_ eq ".*" ? "" : " $_"
		3757	for @args;
		3758
		3759	my @variants = map "$cmd$_", sort { (length $a) <=> (length $b) } @args;
		3760
		3761	$rpar = \($DOCSTRING{"command/$cmd"} = &cf::pod::as_cfpod ([$par]));
		3762
		3763	push @command_list, [$type, \@variants];
		3764	$level = $par->{level};
		3765	} else {
		3766	error "$par->{markup}: unparsable command heading";
		3767	}
		3768	} elsif ($par->{level} > $level) {
		3769	$$rpar .= &cf::pod::as_cfpod ([$par]);
		3770	}
		3771
		3772	cf::cede_to_tick;
		3773	}
		3774	}
		3775
		3776	@command_list = sort {
		3777	$a->[0] <=> $b->[0]
		3778	or $a->[1] cmp $b->[1]
		3779	} @command_list;
		3780
		3781	cf::cede_to_tick;
		3782
		3783	add_face "res/command_list" => FT_RSRC,
		3784	JSON::XS->new->utf8->encode (\@command_list);
		3785	}
		3786
2906	sub reload_resources {	3787	sub reload_resources {
2907	warn "reloading resource files...\n";	3788	trace "reloading resource files...\n";
2908		3789
		3790	reload_materials;
		3791	reload_facedata;
		3792	reload_exp_table;
		3793	reload_sound;
		3794	reload_archetypes;
2909	reload_regions;	3795	reload_regions;
2910	reload_facedata;
2911	#reload_archetypes;#d#
2912	reload_archetypes;
2913	reload_treasures;	3796	reload_treasures;
		3797	reload_pod;
2914		3798
2915	warn "finished reloading resource files\n";	3799	trace "finished reloading resource files\n";
2916	}	3800	}
2917		3801
2918	sub init {	3802	sub reload_config {
2919	reload_resources;	3803	trace "reloading config file...\n";
2920	}
2921		3804
2922	sub cfg_load {	3805	my $config = load_file "$CONFDIR/config";
2923	open my $fh, "<:utf8", "$CONFDIR/config"	3806	utf8::decode $config;
2924	or return;	3807	*CFG = decode_yaml $config;
2925		3808
2926	local $/;
2927	*CFG = YAML::Syck::Load <$fh>;
2928
2929	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3809	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2930		3810
2931	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3811	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2932	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3812	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2933		3813
2934	if (exists $CFG{mlockall}) {	3814	if (exists $CFG{mlockall}) {
…		…
2938	};	3818	};
2939	warn $@ if $@;	3819	warn $@ if $@;
2940	}	3820	}
2941	}	3821	}
2942		3822
		3823	sub pidfile() {
		3824	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3825	or die "$PIDFILE: $!";
		3826	flock $fh, &Fcntl::LOCK_EX
		3827	or die "$PIDFILE: flock: $!";
		3828	$fh
		3829	}
		3830
		3831	# make sure only one server instance is running at any one time
		3832	sub atomic {
		3833	my $fh = pidfile;
		3834
		3835	my $pid = <$fh>;
		3836	kill 9, $pid if $pid > 0;
		3837
		3838	seek $fh, 0, 0;
		3839	print $fh $$;
		3840	}
		3841
		3842	sub main_loop {
		3843	trace "EV::loop starting\n";
		3844	if (1) {
		3845	EV::loop;
		3846	}
		3847	trace "EV::loop returned\n";
		3848	goto &main_loop unless $REALLY_UNLOOP;
		3849	}
		3850
2943	sub main {	3851	sub main {
		3852	cf::init_globals; # initialise logging
		3853
		3854	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3855	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3856	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3857	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3858
		3859	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3860
2944	# we must not ever block the main coroutine	3861	# we must not ever block the main coroutine
2945	local $Coro::idle = sub {	3862	$Coro::idle = sub {
2946	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3863	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2947	(async {	3864	(async {
2948	Event::one_event;	3865	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3866	EV::loop EV::LOOP_ONESHOT;
2949	})->prio (Coro::PRIO_MAX);	3867	})->prio (Coro::PRIO_MAX);
2950	};	3868	};
2951		3869
2952	cfg_load;	3870	evthread_start IO::AIO::poll_fileno;
		3871
		3872	cf::sync_job {
		3873	cf::incloader::init ();
		3874
2953	db_init;	3875	db_init;
		3876
		3877	cf::init_anim;
		3878	cf::init_attackmess;
		3879	cf::init_dynamic;
		3880
		3881	cf::load_settings;
		3882
		3883	reload_resources;
		3884	reload_config;
		3885
		3886	cf::init_uuid;
		3887	cf::init_signals;
		3888	cf::init_skills;
		3889
		3890	cf::init_beforeplay;
		3891
		3892	atomic;
		3893
2954	load_extensions;	3894	load_extensions;
2955		3895
2956	$TICK_WATCHER->start;	3896	utime time, time, $RUNTIMEFILE;
2957	Event::loop;	3897
		3898	# no (long-running) fork's whatsoever before this point(!)
		3899	use POSIX ();
		3900	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3901
		3902	cf::_post_init 0;
		3903	};
		3904
		3905	cf::object::thawer::errors_are_fatal 0;
		3906	info "parse errors in files are no longer fatal from this point on.\n";
		3907
		3908	AE::postpone {
		3909	undef &main; # free gobs of memory :)
		3910	};
		3911
		3912	goto &main_loop;
2958	}	3913	}
2959		3914
2960	#############################################################################	3915	#############################################################################
2961	# initialisation and cleanup	3916	# initialisation and cleanup
2962		3917
2963	# install some emergency cleanup handlers	3918	# install some emergency cleanup handlers
2964	BEGIN {	3919	BEGIN {
		3920	our %SIGWATCHER = ();
2965	for my $signal (qw(INT HUP TERM)) {	3921	for my $signal (qw(INT HUP TERM)) {
2966	Event->signal (	3922	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2967	reentrant => 0,
2968	data => WF_AUTOCANCEL,
2969	signal => $signal,
2970	prio => 0,
2971	cb => sub {
2972	cf::cleanup "SIG$signal";	3923	cf::cleanup "SIG$signal";
2973	},
2974	);	3924	};
2975	}	3925	}
2976	}	3926	}
2977		3927
2978	sub write_runtime {	3928	sub write_runtime_sync {
2979	my $runtime = "$LOCALDIR/runtime";	3929	my $t0 = AE::time;
2980		3930
2981	# first touch the runtime file to show we are still running:	3931	# first touch the runtime file to show we are still running:
2982	# the fsync below can take a very very long time.	3932	# the fsync below can take a very very long time.
2983		3933
2984	IO::AIO::aio_utime $runtime, undef, undef;	3934	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2985		3935
2986	my $guard = cf::lock_acquire "write_runtime";	3936	my $guard = cf::lock_acquire "write_runtime";
2987		3937
2988	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3938	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2989	or return;	3939	or return;
2990		3940
2991	my $value = $cf::RUNTIME + 90 + 10;	3941	my $value = $cf::RUNTIME + 90 + 10;
2992	# 10 is the runtime save interval, for a monotonic clock	3942	# 10 is the runtime save interval, for a monotonic clock
2993	# 60 allows for the watchdog to kill the server.	3943	# 60 allows for the watchdog to kill the server.
…		…
3003	aio_utime $fh, undef, undef;	3953	aio_utime $fh, undef, undef;
3004		3954
3005	close $fh	3955	close $fh
3006	or return;	3956	or return;
3007		3957
3008	aio_rename "$runtime~", $runtime	3958	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3009	and return;	3959	and return;
3010		3960
3011	warn "runtime file written.\n";	3961	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3012		3962
3013	1	3963	1
		3964	}
		3965
		3966	our $uuid_lock;
		3967	our $uuid_skip;
		3968
		3969	sub write_uuid_sync($) {
		3970	$uuid_skip ||= $_[0];
		3971
		3972	return if $uuid_lock;
		3973	local $uuid_lock = 1;
		3974
		3975	my $uuid = "$LOCALDIR/uuid";
		3976
		3977	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3978	or return;
		3979
		3980	my $value = uuid_seq uuid_cur;
		3981
		3982	unless ($value) {
		3983	info "cowardly refusing to write zero uuid value!\n";
		3984	return;
		3985	}
		3986
		3987	my $value = uuid_str $value + $uuid_skip;
		3988	$uuid_skip = 0;
		3989
		3990	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3991	and return;
		3992
		3993	# always fsync - this file is important
		3994	aio_fsync $fh
		3995	and return;
		3996
		3997	close $fh
		3998	or return;
		3999
		4000	aio_rename "$uuid~", $uuid
		4001	and return;
		4002
		4003	trace "uuid file written ($value).\n";
		4004
		4005	1
		4006
		4007	}
		4008
		4009	sub write_uuid($$) {
		4010	my ($skip, $sync) = @_;
		4011
		4012	$sync ? write_uuid_sync $skip
		4013	: async { write_uuid_sync $skip };
3014	}	4014	}
3015		4015
3016	sub emergency_save() {	4016	sub emergency_save() {
3017	my $freeze_guard = cf::freeze_mainloop;	4017	my $freeze_guard = cf::freeze_mainloop;
3018		4018
3019	warn "enter emergency perl save\n";	4019	info "emergency_perl_save: enter\n";
		4020
		4021	# this is a trade-off: we want to be very quick here, so
		4022	# save all maps without fsync, and later call a global sync
		4023	# (which in turn might be very very slow)
		4024	local $USE_FSYNC = 0;
3020		4025
3021	cf::sync_job {	4026	cf::sync_job {
		4027	cf::write_runtime_sync; # external watchdog should not bark
		4028
3022	# use a peculiar iteration method to avoid tripping on perl	4029	# use a peculiar iteration method to avoid tripping on perl
3023	# refcount bugs in for. also avoids problems with players	4030	# refcount bugs in for. also avoids problems with players
3024	# and maps saved/destroyed asynchronously.	4031	# and maps saved/destroyed asynchronously.
3025	warn "begin emergency player save\n";	4032	info "emergency_perl_save: begin player save\n";
3026	for my $login (keys %cf::PLAYER) {	4033	for my $login (keys %cf::PLAYER) {
3027	my $pl = $cf::PLAYER{$login} or next;	4034	my $pl = $cf::PLAYER{$login} or next;
3028	$pl->valid or next;	4035	$pl->valid or next;
		4036	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3029	$pl->save;	4037	$pl->save;
3030	}	4038	}
3031	warn "end emergency player save\n";	4039	info "emergency_perl_save: end player save\n";
3032		4040
3033	warn "begin emergency map save\n";	4041	cf::write_runtime_sync; # external watchdog should not bark
		4042
		4043	info "emergency_perl_save: begin map save\n";
3034	for my $path (keys %cf::MAP) {	4044	for my $path (keys %cf::MAP) {
3035	my $map = $cf::MAP{$path} or next;	4045	my $map = $cf::MAP{$path} or next;
3036	$map->valid or next;	4046	$map->valid or next;
3037	$map->save;	4047	$map->save;
3038	}	4048	}
3039	warn "end emergency map save\n";	4049	info "emergency_perl_save: end map save\n";
3040		4050
3041	warn "begin emergency database checkpoint\n";	4051	cf::write_runtime_sync; # external watchdog should not bark
		4052
		4053	info "emergency_perl_save: begin database checkpoint\n";
3042	BDB::db_env_txn_checkpoint $DB_ENV;	4054	BDB::db_env_txn_checkpoint $DB_ENV;
3043	warn "end emergency database checkpoint\n";	4055	info "emergency_perl_save: end database checkpoint\n";
		4056
		4057	info "emergency_perl_save: begin write uuid\n";
		4058	write_uuid_sync 1;
		4059	info "emergency_perl_save: end write uuid\n";
		4060
		4061	cf::write_runtime_sync; # external watchdog should not bark
		4062
		4063	trace "emergency_perl_save: syncing database to disk";
		4064	BDB::db_env_txn_checkpoint $DB_ENV;
		4065
		4066	info "emergency_perl_save: starting sync\n";
		4067	IO::AIO::aio_sync sub {
		4068	info "emergency_perl_save: finished sync\n";
		4069	};
		4070
		4071	cf::write_runtime_sync; # external watchdog should not bark
		4072
		4073	trace "emergency_perl_save: flushing outstanding aio requests";
		4074	while (IO::AIO::nreqs || BDB::nreqs) {
		4075	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4076	}
		4077
		4078	cf::write_runtime_sync; # external watchdog should not bark
3044	};	4079	};
3045		4080
3046	warn "leave emergency perl save\n";	4081	info "emergency_perl_save: leave\n";
3047	}	4082	}
3048		4083
3049	sub post_cleanup {	4084	sub post_cleanup {
3050	my ($make_core) = @_;	4085	my ($make_core) = @_;
3051		4086
		4087	IO::AIO::flush;
		4088
3052	warn Carp::longmess "post_cleanup backtrace"	4089	error Carp::longmess "post_cleanup backtrace"
3053	if $make_core;	4090	if $make_core;
		4091
		4092	my $fh = pidfile;
		4093	unlink $PIDFILE if <$fh> == $$;
		4094	}
		4095
		4096	# a safer delete_package, copied from Symbol
		4097	sub clear_package($) {
		4098	my $pkg = shift;
		4099
		4100	# expand to full symbol table name if needed
		4101	unless ($pkg =~ /^main::.*::$/) {
		4102	$pkg = "main$pkg" if $pkg =~ /^::/;
		4103	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4104	$pkg .= '::' unless $pkg =~ /::$/;
		4105	}
		4106
		4107	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4108	my $stem_symtab = *{$stem}{HASH};
		4109
		4110	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4111	or return;
		4112
		4113	# clear all symbols
		4114	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4115	for my $name (keys %$leaf_symtab) {
		4116	_gv_clear *{"$pkg$name"};
		4117	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4118	}
3054	}	4119	}
3055		4120
3056	sub do_reload_perl() {	4121	sub do_reload_perl() {
3057	# can/must only be called in main	4122	# can/must only be called in main
3058	if ($Coro::current != $Coro::main) {	4123	unless (in_main) {
3059	warn "can only reload from main coroutine";	4124	error "can only reload from main coroutine";
3060	return;	4125	return;
3061	}	4126	}
3062		4127
3063	warn "reloading...";	4128	return if $RELOAD++;
3064		4129
3065	warn "entering sync_job";	4130	my $t1 = AE::time;
3066		4131
		4132	while ($RELOAD) {
		4133	cf::get_slot 0.1, -1, "reload_perl";
		4134	info "perl_reload: reloading...";
		4135
		4136	trace "perl_reload: entering sync_job";
		4137
3067	cf::sync_job {	4138	cf::sync_job {
3068	cf::write_runtime; # external watchdog should not bark
3069	cf::emergency_save;	4139	#cf::emergency_save;
3070	cf::write_runtime; # external watchdog should not bark
3071		4140
3072	warn "syncing database to disk";
3073	BDB::db_env_txn_checkpoint $DB_ENV;
3074
3075	# if anything goes wrong in here, we should simply crash as we already saved
3076
3077	warn "cancelling all WF_AUTOCANCEL watchers";
3078	for (Event::all_watchers) {
3079	$_->cancel if $_->data & WF_AUTOCANCEL;
3080	}
3081
3082	warn "flushing outstanding aio requests";
3083	for (;;) {
3084	BDB::flush;
3085	IO::AIO::flush;
3086	Coro::cede;
3087	last unless IO::AIO::nreqs || BDB::nreqs;
3088	warn "iterate...";
3089	}
3090
3091	++$RELOAD;
3092
3093	warn "cancelling all extension coros";	4141	trace "perl_reload: cancelling all extension coros";
3094	$_->cancel for values %EXT_CORO;	4142	$_->cancel for values %EXT_CORO;
3095	%EXT_CORO = ();	4143	%EXT_CORO = ();
3096		4144
3097	warn "removing commands";	4145	trace "perl_reload: removing commands";
3098	%COMMAND = ();	4146	%COMMAND = ();
3099		4147
3100	warn "removing ext/exti commands";	4148	trace "perl_reload: removing ext/exti commands";
3101	%EXTCMD = ();	4149	%EXTCMD = ();
3102	%EXTICMD = ();	4150	%EXTICMD = ();
3103		4151
3104	warn "unloading/nuking all extensions";	4152	trace "perl_reload: unloading/nuking all extensions";
3105	for my $pkg (@EXTS) {	4153	for my $pkg (@EXTS) {
3106	warn "... unloading $pkg";	4154	trace "... unloading $pkg";
3107		4155
3108	if (my $cb = $pkg->can ("unload")) {	4156	if (my $cb = $pkg->can ("unload")) {
3109	eval {	4157	eval {
3110	$cb->($pkg);	4158	$cb->($pkg);
3111	1	4159	1
3112	} or warn "$pkg unloaded, but with errors: $@";	4160	} or error "$pkg unloaded, but with errors: $@";
		4161	}
		4162
		4163	trace "... clearing $pkg";
		4164	clear_package $pkg;
3113	}	4165	}
3114		4166
3115	warn "... nuking $pkg";
3116	Symbol::delete_package $pkg;
3117	}
3118
3119	warn "unloading all perl modules loaded from $LIBDIR";	4167	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3120	while (my ($k, $v) = each %INC) {	4168	while (my ($k, $v) = each %INC) {
3121	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4169	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3122		4170
3123	warn "... unloading $k";	4171	trace "... unloading $k";
3124	delete $INC{$k};	4172	delete $INC{$k};
3125		4173
3126	$k =~ s/\.pm$//;	4174	$k =~ s/\.pm$//;
3127	$k =~ s/\//::/g;	4175	$k =~ s/\//::/g;
3128		4176
3129	if (my $cb = $k->can ("unload_module")) {	4177	if (my $cb = $k->can ("unload_module")) {
3130	$cb->();	4178	$cb->();
		4179	}
		4180
		4181	clear_package $k;
3131	}	4182	}
3132		4183
3133	Symbol::delete_package $k;
3134	}
3135
3136	warn "getting rid of safe::, as good as possible";	4184	trace "perl_reload: getting rid of safe::, as good as possible";
3137	Symbol::delete_package "safe::$_"	4185	clear_package "safe::$_"
3138	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4186	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3139		4187
3140	warn "unloading cf.pm \"a bit\"";	4188	trace "perl_reload: unloading cf.pm \"a bit\"";
3141	delete $INC{"cf.pm"};	4189	delete $INC{"cf.pm"};
3142	delete $INC{"cf/pod.pm"};	4190	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3143		4191
3144	# don't, removes xs symbols, too,	4192	# don't, removes xs symbols, too,
3145	# and global variables created in xs	4193	# and global variables created in xs
3146	#Symbol::delete_package __PACKAGE__;	4194	#clear_package __PACKAGE__;
3147		4195
3148	warn "unload completed, starting to reload now";	4196	info "perl_reload: unload completed, starting to reload now";
3149		4197
3150	warn "reloading cf.pm";	4198	trace "perl_reload: reloading cf.pm";
3151	require cf;	4199	require cf;
3152	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4200	cf::_connect_to_perl_1;
3153		4201
3154	warn "loading config and database again";	4202	trace "perl_reload: loading config and database again";
3155	cf::cfg_load;	4203	cf::reload_config;
3156		4204
3157	warn "loading extensions";	4205	trace "perl_reload: loading extensions";
3158	cf::load_extensions;	4206	cf::load_extensions;
3159		4207
		4208	if ($REATTACH_ON_RELOAD) {
3160	warn "reattaching attachments to objects/players";	4209	trace "perl_reload: reattaching attachments to objects/players";
3161	_global_reattach; # objects, sockets	4210	_global_reattach; # objects, sockets
3162	warn "reattaching attachments to maps";	4211	trace "perl_reload: reattaching attachments to maps";
3163	reattach $_ for values %MAP;	4212	reattach $_ for values %MAP;
3164	warn "reattaching attachments to players";	4213	trace "perl_reload: reattaching attachments to players";
3165	reattach $_ for values %PLAYER;	4214	reattach $_ for values %PLAYER;
		4215	}
3166		4216
3167	warn "leaving sync_job";	4217	cf::_post_init 1;
3168		4218
		4219	trace "perl_reload: leaving sync_job";
		4220
3169	1	4221	1
3170	} or do {	4222	} or do {
3171	warn $@;	4223	error $@;
3172	warn "error while reloading, exiting.";	4224	cf::cleanup "perl_reload: error, exiting.";
3173	exit 1;	4225	};
		4226
		4227	--$RELOAD;
3174	};	4228	}
3175		4229
3176	warn "reloaded";	4230	$t1 = AE::time - $t1;
		4231	info "perl_reload: completed in ${t1}s\n";
3177	};	4232	};
3178		4233
3179	our $RELOAD_WATCHER; # used only during reload	4234	our $RELOAD_WATCHER; # used only during reload
3180		4235
3181	sub reload_perl() {	4236	sub reload_perl() {
3182	# doing reload synchronously and two reloads happen back-to-back,	4237	# doing reload synchronously and two reloads happen back-to-back,
3183	# coro crashes during coro_state_free->destroy here.	4238	# coro crashes during coro_state_free->destroy here.
3184		4239
3185	$RELOAD_WATCHER ||= Event->timer (	4240	$RELOAD_WATCHER ||= cf::async {
3186	reentrant => 0,	4241	Coro::AIO::aio_wait cache_extensions;
3187	after => 0,	4242
3188	data => WF_AUTOCANCEL,	4243	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3189	cb => sub {
3190	do_reload_perl;	4244	do_reload_perl;
3191	undef $RELOAD_WATCHER;	4245	undef $RELOAD_WATCHER;
3192	},	4246	};
3193	);	4247	};
3194	}	4248	}
3195		4249
3196	register_command "reload" => sub {	4250	register_command "reload" => sub {
3197	my ($who, $arg) = @_;	4251	my ($who, $arg) = @_;
3198		4252
3199	if ($who->flag (FLAG_WIZ)) {	4253	if ($who->flag (FLAG_WIZ)) {
3200	$who->message ("reloading server.");	4254	$who->message ("reloading server.");
		4255	async {
		4256	$Coro::current->{desc} = "perl_reload";
3201	async { reload_perl };	4257	reload_perl;
		4258	};
3202	}	4259	}
3203	};	4260	};
3204		4261
3205	unshift @INC, $LIBDIR;	4262	#############################################################################
3206		4263
3207	my $bug_warning = 0;	4264	my $bug_warning = 0;
3208		4265
3209	our @WAIT_FOR_TICK;
3210	our @WAIT_FOR_TICK_BEGIN;
3211
3212	sub wait_for_tick {	4266	sub wait_for_tick() {
3213	return unless $TICK_WATCHER->is_active;	4267	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3214	return if $Coro::current == $Coro::main;
3215		4268
3216	my $signal = new Coro::Signal;	4269	$WAIT_FOR_TICK->wait;
3217	push @WAIT_FOR_TICK, $signal;
3218	$signal->wait;
3219	}	4270	}
3220		4271
3221	sub wait_for_tick_begin {	4272	sub wait_for_tick_begin() {
3222	return unless $TICK_WATCHER->is_active;	4273	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3223	return if $Coro::current == $Coro::main;
3224		4274
3225	my $signal = new Coro::Signal;	4275	my $signal = new Coro::Signal;
3226	push @WAIT_FOR_TICK_BEGIN, $signal;	4276	push @WAIT_FOR_TICK_BEGIN, $signal;
3227	$signal->wait;	4277	$signal->wait;
3228	}	4278	}
3229		4279
3230	my $min = 1e6;#d#	4280	sub tick {
3231	my $avg = 10;
3232	$TICK_WATCHER = Event->timer (
3233	reentrant => 0,
3234	parked => 1,
3235	prio => 0,
3236	at => $NEXT_TICK || $TICK,
3237	data => WF_AUTOCANCEL,
3238	cb => sub {
3239	if ($Coro::current != $Coro::main) {	4281	if ($Coro::current != $Coro::main) {
3240	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4282	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3241	unless ++$bug_warning > 10;	4283	unless ++$bug_warning > 10;
3242	return;	4284	return;
3243	}	4285	}
3244		4286
3245	$NOW = $tick_start = Event::time;	4287	cf::one_tick; # one server iteration
3246		4288
3247	cf::server_tick; # one server iteration	4289	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3248		4290
3249	0 && sync_job {#d#	4291	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3250	for(1..10) {	4292	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3251	my $t = Event::time;	4293	Coro::async_pool {
3252	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4294	$Coro::current->{desc} = "runtime saver";
3253	or die;	4295	write_runtime_sync
3254		4296	or error "ERROR: unable to write runtime file: $!";
3255	$map->width (50);
3256	$map->height (50);
3257	$map->alloc;
3258	$map->_load_objects ("/tmp/x.map", 1);
3259	my $t = Event::time - $t;
3260
3261	#next unless $t < 0.0013;#d#
3262	if ($t < $min) {
3263	$min = $t;
3264	}
3265	$avg = $avg * 0.99 + $t * 0.01;
3266	}
3267	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3268	exit 0;
3269	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3270	};	4297	};
		4298	}
3271		4299
3272	$RUNTIME += $TICK;
3273	$NEXT_TICK += $TICK;
3274
3275	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3276	$NEXT_RUNTIME_WRITE = $NOW + 10;
3277	Coro::async_pool {
3278	write_runtime
3279	or warn "ERROR: unable to write runtime file: $!";
3280	};
3281	}
3282
3283	# my $AFTER = Event::time;
3284	# warn $AFTER - $NOW;#d#
3285
3286	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4300	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3287	$sig->send;	4301	$sig->send;
3288	}	4302	}
3289	while (my $sig = shift @WAIT_FOR_TICK) {	4303	$WAIT_FOR_TICK->broadcast;
3290	$sig->send;
3291	}
3292		4304
3293	$NOW = Event::time;	4305	$LOAD = ($NOW - $TICK_START) / $TICK;
3294
3295	# if we are delayed by four ticks or more, skip them all
3296	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3297
3298	$TICK_WATCHER->at ($NEXT_TICK);
3299	$TICK_WATCHER->start;
3300
3301	$LOAD = ($NOW - $tick_start) / $TICK;
3302	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4306	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3303		4307
3304	_post_tick;	4308	if (0) {
3305		4309	if ($NEXT_TICK) {
3306		4310	my $jitter = $TICK_START - $NEXT_TICK;
		4311	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4312	debug "jitter $JITTER\n";#d#
		4313	}
3307	},	4314	}
3308	);	4315	}
3309		4316
3310	{	4317	{
3311	BDB::max_poll_time $TICK * 0.1;	4318	# configure BDB
3312	$BDB_POLL_WATCHER = Event->io (	4319	info "initialising database";
3313	reentrant => 0,	4320
3314	fd => BDB::poll_fileno,
3315	poll => 'r',
3316	prio => 0,
3317	data => WF_AUTOCANCEL,
3318	cb => \&BDB::poll_cb,
3319	);
3320	BDB::min_parallel 8;	4321	BDB::min_parallel 16;
3321		4322	BDB::max_poll_reqs $TICK * 0.1;
3322	BDB::set_sync_prepare {	4323	#$AnyEvent::BDB::WATCHER->priority (1);
3323	my $status;
3324	my $current = $Coro::current;
3325	(
3326	sub {
3327	$status = $!;
3328	$current->ready; undef $current;
3329	},
3330	sub {
3331	Coro::schedule while defined $current;
3332	$! = $status;
3333	},
3334	)
3335	};
3336		4324
3337	unless ($DB_ENV) {	4325	unless ($DB_ENV) {
3338	$DB_ENV = BDB::db_env_create;	4326	$DB_ENV = BDB::db_env_create;
		4327	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4328	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4329	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4330	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4331	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3339		4332
3340	cf::sync_job {	4333	cf::sync_job {
3341	eval {	4334	eval {
3342	BDB::db_env_open	4335	BDB::db_env_open
3343	$DB_ENV,	4336	$DB_ENV,
…		…
3345	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4338	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3346	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4339	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3347	0666;	4340	0666;
3348		4341
3349	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4342	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3350
3351	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3352	$DB_ENV->set_lk_detect;
3353	};	4343	};
3354		4344
3355	cf::cleanup "db_env_open(db): $@" if $@;	4345	cf::cleanup "db_env_open(db): $@" if $@;
3356	};	4346	};
3357	}	4347	}
		4348
		4349	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4350	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4351	};
		4352	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4353	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4354	};
		4355	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4356	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4357	};
		4358
		4359	info "database initialised";
3358	}	4360	}
3359		4361
3360	{	4362	{
		4363	# configure IO::AIO
		4364
		4365	info "initialising aio";
3361	IO::AIO::min_parallel 8;	4366	IO::AIO::min_parallel 8;
3362
3363	undef $Coro::AIO::WATCHER;
3364	IO::AIO::max_poll_time $TICK * 0.1;	4367	IO::AIO::max_poll_time $TICK * 0.1;
3365	$AIO_POLL_WATCHER = Event->io (	4368	undef $AnyEvent::AIO::WATCHER;
3366	reentrant => 0,	4369	info "aio initialised";
3367	data => WF_AUTOCANCEL,
3368	fd => IO::AIO::poll_fileno,
3369	poll => 'r',
3370	prio => 6,
3371	cb => \&IO::AIO::poll_cb,
3372	);
3373	}	4370	}
3374		4371
3375	my $_log_backtrace;	4372	our $_log_backtrace;
		4373	our $_log_backtrace_last;
3376		4374
3377	sub _log_backtrace {	4375	sub _log_backtrace {
3378	my ($msg, @addr) = @_;	4376	my ($msg, @addr) = @_;
3379		4377
3380	$msg =~ s/\n//;	4378	$msg =~ s/\n$//;
3381		4379
		4380	if ($_log_backtrace_last eq $msg) {
		4381	LOG llevInfo, "[ABT] $msg\n";
		4382	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3382	# limit the # of concurrent backtraces	4383	# limit the # of concurrent backtraces
3383	if ($_log_backtrace < 2) {	4384	} elsif ($_log_backtrace < 2) {
		4385	$_log_backtrace_last = $msg;
3384	++$_log_backtrace;	4386	++$_log_backtrace;
		4387	my $perl_bt = Carp::longmess $msg;
3385	async {	4388	async {
		4389	$Coro::current->{desc} = "abt $msg";
		4390
3386	my @bt = fork_call {	4391	my @bt = fork_call {
3387	@addr = map { sprintf "%x", $_ } @addr;	4392	@addr = map { sprintf "%x", $_ } @addr;
3388	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4393	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3389	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4394	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3390	or die "addr2line: $!";	4395	or die "addr2line: $!";
…		…
3398	}	4403	}
3399		4404
3400	@funcs	4405	@funcs
3401	};	4406	};
3402		4407
3403	LOG llevInfo, "[ABT] $msg\n";	4408	LOG llevInfo, "[ABT] $perl_bt\n";
		4409	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3404	LOG llevInfo, "[ABT] $_\n" for @bt;	4410	LOG llevInfo, "[ABT] $_\n" for @bt;
3405	--$_log_backtrace;	4411	--$_log_backtrace;
3406	};	4412	};
3407	} else {	4413	} else {
3408	LOG llevInfo, "[ABT] $msg\n";	4414	LOG llevInfo, "[ABT] $msg\n";
3409	LOG llevInfo, "[ABT] [suppressed]\n";	4415	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3410	}	4416	}
3411	}	4417	}
3412		4418
3413	# load additional modules	4419	# load additional modules
3414	use cf::pod;	4420	require "cf/$_.pm" for @EXTRA_MODULES;
		4421	cf::_connect_to_perl_2;
3415		4422
3416	END { cf::emergency_save }	4423	END { cf::emergency_save }
3417		4424
3418	1	4425	1
3419		4426

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