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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.301 by root, Tue Jul 10 07:01:51 2007 UTC vs.
Revision 1.595 by root, Fri Nov 9 16:27:55 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;
		65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
34		68
35	# configure various modules to our taste	69	# configure various modules to our taste
36	#	70	#
37	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
38	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";
39	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
40		79
41	$Event::Eval = 1; # no idea why this is required, but it is	80	# strictly for debugging
42		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44	$YAML::Syck::ImplicitUnicode = 1;
45
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		82
48	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;
49		86
50	our %COMMAND = ();	87	our %COMMAND = ();
51	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
52		89
53	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
54	our %EXTCMD = ();	91	our %EXTCMD = ();
		92	our %EXTACMD = ();
55	our %EXTICMD = ();	93	our %EXTICMD = ();
		94	our %EXTIACMD = ();
56	our %EXT_CORO = (); # coroutines bound to extensions	95	our %EXT_CORO = (); # coroutines bound to extensions
57	our %EXT_MAP = (); # pluggable maps	96	our %EXT_MAP = (); # pluggable maps
58		97
59	our $RELOAD; # number of reloads so far	98	our $RELOAD; # number of reloads so far, non-zero while in reload
60	our @EVENT;	99	our @EVENT;
		100	our @REFLECT; # set by XS
		101	our %REFLECT; # set by us
61		102
62	our $CONFDIR = confdir;	103	our $CONFDIR = confdir;
		104
63	our $DATADIR = datadir;	105	our $DATADIR = datadir;
64	our $LIBDIR = "$DATADIR/ext";	106	our $LIBDIR = "$DATADIR/ext";
65	our $PODDIR = "$DATADIR/pod";	107	our $PODDIR = "$DATADIR/pod";
66	our $MAPDIR = "$DATADIR/" . mapdir;	108	our $MAPDIR = "$DATADIR/" . mapdir;
		109
67	our $LOCALDIR = localdir;	110	our $LOCALDIR = localdir;
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	111	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	112	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	113	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	114	our $RANDOMDIR = "$LOCALDIR/random";
72	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;
73		126
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	127	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	128	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	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;
79	our $NOW;	145	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off
81		146
82	our $BDB_POLL_WATCHER;	147	our (%PLAYER, %PLAYER_LOADING); # all users
83	our $DB_ENV;	148	our (%MAP, %MAP_LOADING ); # all maps
84
85	our %CFG;
86
87	our $UPTIME; $UPTIME ||= time;
88	our $RUNTIME;
89
90	our %PLAYER; # all users
91	our %MAP; # all maps
92	our $LINK_MAP; # the special {link} map, which is always available	149	our $LINK_MAP; # the special {link} map, which is always available
93		150
94	# 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 ∕
95	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	152	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96		153
97	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)
98	our $LOADAVG; # same thing, but with alpha-smoothing	155	our $LOADAVG; # same thing, but with alpha-smoothing
		156	our $JITTER; # average jitter
99	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 $WAIT_FOR_TICK = new Coro::Signal;
		165	our @WAIT_FOR_TICK_BEGIN;
100		166
101	binmode STDOUT;	167	binmode STDOUT;
102	binmode STDERR;	168	binmode STDERR;
103		169
104	# read virtual server time, if available	170	# read virtual server time, if available
105	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	171	unless ($RUNTIME || !-e $RUNTIMEFILE) {
106	open my $fh, "<", "$LOCALDIR/runtime"	172	open my $fh, "<", $RUNTIMEFILE
107	or die "unable to read runtime file: $!";	173	or die "unable to read $RUNTIMEFILE file: $!";
108	$RUNTIME = <$fh> + 0.;	174	$RUNTIME = <$fh> + 0.;
109	}	175	}
		176
		177	eval "sub TICK() { $TICK } 1" or die;
110		178
111	mkdir $_	179	mkdir $_
112	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	180	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
113		181
114	our $EMERGENCY_POSITION;	182	our $EMERGENCY_POSITION;
115		183
116	sub cf::map::normalise;	184	sub cf::map::normalise;
117		185
		186	sub in_main() {
		187	$Coro::current == $Coro::main
		188	}
		189
118	#############################################################################	190	#############################################################################
119		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
120	=head2 GLOBAL VARIABLES	203	=head2 GLOBAL VARIABLES
121		204
122	=over 4	205	=over 4
123		206
124	=item $cf::UPTIME	207	=item $cf::UPTIME
125		208
126	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.
127		225
128	=item $cf::RUNTIME	226	=item $cf::RUNTIME
129		227
130	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
131	every server tick.	229	every server tick.
132		230
133	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	231	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
134	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	232	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
135	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	233	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
136		234
137	Various directories - "/etc", read-only install directory, perl-library	235	Various directories - "/etc", read-only install directory, perl-library
138	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	236	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
139	unique-items directory, player file directory, random maps directory and	237	unique-items directory, player file directory, random maps directory and
140	database environment.	238	database environment.
141		239
142	=item $cf::NOW
143
144	The time of the last (current) server tick.
145
146	=item $cf::TICK
147
148	The interval between server ticks, in seconds.
149
150	=item $cf::LOADAVG	240	=item $cf::LOADAVG
151		241
152	The current CPU load on the server (alpha-smoothed), as a value between 0	242	The current CPU load on the server (alpha-smoothed), as a value between 0
153	(none) and 1 (overloaded), indicating how much time is spent on processing	243	(none) and 1 (overloaded), indicating how much time is spent on processing
154	objects per tick. Healthy values are < 0.5.	244	objects per tick. Healthy values are < 0.5.
…		…
157		247
158	The raw value load value from the last tick.	248	The raw value load value from the last tick.
159		249
160	=item %cf::CFG	250	=item %cf::CFG
161		251
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	252	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	253	from wherever your confdir points to.
164		254
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	255	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		256
167	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	257	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
168	returns directly I<after> the tick processing (and consequently, can only wake one process	258	returns directly I<after> the tick processing (and consequently, can only wake one thread
169	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
170		260
		261	Note that cf::Wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$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
		278	=item @cf::INVOKE_RESULTS
		279
		280	This array contains the results of the last C<invoke ()> call. When
		281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		282	that call.
		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
171	=back	290	=back
172		291
173	=cut	292	=cut
174		293
175	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
176	*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 {
177	my $msg = join "", @_;	301	my $msg = join "", @_;
178		302
179	$msg .= "\n"	303	$msg .= "\n"
180	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
181		305
182	$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;
183		307
184	utf8::encode $msg;
185	LOG llevError, $msg;	308	LOG llevWarn, $msg;
186	};	309	};
187	}	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	};
188		324
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
199	for my $pkg (qw(	335	for my $pkg (qw(
200	cf::global cf::attachable	336	cf::global cf::attachable
201	cf::object cf::object::player	337	cf::object cf::object::player
202	cf::client cf::player	338	cf::client cf::player
203	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
204	cf::map cf::party cf::region	341	cf::party cf::region
205	)) {	342	)) {
206	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	344	}
209		345
210	$Event::DIED = sub {	346	$EV::DIED = sub {
211	warn "error in event callback: @_";	347	warn "error in event callback: $@";
212	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
213		354
214	#############################################################################	355	#############################################################################
215		356
216	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
217		358
…		…
238	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
239	$d	380	$d
240	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
241	}	382	}
242		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($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
243	=item $ref = cf::from_json $json	436	=item $ref = cf::decode_json $json
244		437
245	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
246		439
247	=item $json = cf::to_json $ref	440	=item $json = cf::encode_json $ref
248		441
249	Converts a perl data structure into its JSON representation.	442	Converts a perl data structure into its JSON representation.
250		443
251	=cut	444	=cut
252		445
253	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254		447
255	sub to_json ($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
256	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	}
257		512
258	=item cf::lock_wait $string	513	=item cf::lock_wait $string
259		514
260	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
261		516
262	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
263		518
264	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
265	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,
266	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
267	returned.	522	returned.
268		523
		524	Locks are *not* recursive, locking from the same coro twice results in a
		525	deadlocked coro.
		526
269	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
270	uses map_find and cf::map::load uses map_load).	528	uses map_find and cf::map::load uses map_load).
271		529
272	=item $locked = cf::lock_active $string	530	=item $locked = cf::lock_active $string
273		531
274	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.
275		533
276	=cut	534	=cut
277		535
278	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
279		537
280	sub lock_wait($) {	538	sub lock_wait($) {
281	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
282
283	# wait for lock, if any
284	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;
287	}
288	}	540	}
289		541
290	sub lock_acquire($) {	542	sub lock_acquire($) {
291	my ($key) = @_;	543	$LOCKS->guard ($_[0])
292
293	# wait, to be sure we are not locked
294	lock_wait $key;
295
296	$LOCK{$key} = [];
297
298	Coro::guard {
299	# wake up all waiters, to be on the safe side
300	$_->ready for @{ delete $LOCK{$key} };
301	}
302	}	544	}
303		545
304	sub lock_active($) {	546	sub lock_active($) {
305	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
306
307	! ! $LOCK{$key}
308	}	548	}
309		549
310	sub freeze_mainloop {	550	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
312		552
313	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
314	$TICK_WATCHER->start;	554	}
		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($$) {
		564	my ($interval, $cb) = @_;
		565
		566	my $start = rand List::Util::min 180, $interval;
		567
		568	EV::periodic $start, $interval, 0, $cb
		569	}
		570
		571	=item cf::get_slot $time[, $priority[, $name]]
		572
		573	Allocate $time seconds of blocking CPU time at priority C<$priority>
		574	(default: 0): This call blocks and returns only when you have at least
		575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority les than zero, interactive jobs
		579	should use 100 or more.
		580
		581	The optional C<$name> can be used to identify the job to run. It might be
		582	used for statistical purposes and should identify the same time-class.
		583
		584	Useful for short background jobs.
		585
		586	=cut
		587
		588	our @SLOT_QUEUE;
		589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
		591
		592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		593	$SLOT_QUEUE = Coro::async {
		594	$Coro::current->desc ("timeslot manager");
		595
		596	my $signal = new Coro::Signal;
		597	my $busy;
		598
		599	while () {
		600	next_job:
		601
		602	my $avail = cf::till_tick;
		603
		604	for (0 .. $#SLOT_QUEUE) {
		605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
		607	my $job = splice @SLOT_QUEUE, $_, 1, ();
		608	$job->[2]->send;
		609	Coro::cede;
		610	goto next_job;
		611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		613	}
		614	}
		615
		616	if (@SLOT_QUEUE) {
		617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		618	$WAIT_FOR_TICK->wait;
		619	} else {
		620	$busy = 0;
		621	Coro::schedule;
		622	}
315	};	623	}
316	$TICK_WATCHER->stop;	624	};
317	$guard	625
		626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
		629	my ($time, $pri, $name) = @_;
		630
		631	$time = clamp $time, 0.01, $TICK * .6;
		632
		633	my $sig = new Coro::Signal;
		634
		635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		637	$SLOT_QUEUE->ready;
		638	$sig->wait;
318	}	639	}
319		640
320	=item cf::async { BLOCK }	641	=item cf::async { BLOCK }
321		642
322	Currently the same as Coro::async_pool, meaning you cannot use	643	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		648
328	BEGIN { *async = \&Coro::async_pool }	649	BEGIN { *async = \&Coro::async_pool }
329		650
330	=item cf::sync_job { BLOCK }	651	=item cf::sync_job { BLOCK }
331		652
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	653	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	654	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	655	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	656	acceptable.
336		657
337	If it must be done, put the blocking parts into C<sync_job>. This will run	658	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	659	the given BLOCK in another coroutine while waiting for the result. The
…		…
342	=cut	663	=cut
343		664
344	sub sync_job(&) {	665	sub sync_job(&) {
345	my ($job) = @_;	666	my ($job) = @_;
346		667
347	if ($Coro::current == $Coro::main) {	668	if (in_main) {
348	my $time = Event::time;	669	my $time = AE::time;
349		670
350	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
352		673
353	# TODO: use suspend/resume instead	674	#LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	675
355	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
356		677
357	my $busy = 1;	678	my $busy = 1;
358	my @res;	679	my @res;
359		680
360	(async {	681	(async {
		682	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	683	@res = eval { $job->() };
362	warn $@ if $@;	684	error $@ if $@;
363	undef $busy;	685	undef $busy;
364	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
365		687
366	while ($busy) {	688	while ($busy) {
367	Coro::cede or Event::one_event;	689	if (Coro::nready) {
		690	Coro::cede_notself;
		691	} else {
		692	EV::loop EV::LOOP_ONESHOT;
368	}	693	}
		694	}
369		695
370	$time = Event::time - $time;	696	my $time = AE::time - $time;
371		697
372	LOG llevError | logBacktrace, Carp::longmess "long sync job"
373	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
374
375	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
376		699
377	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
378	} else {	701	} else {
379	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
380		703
…		…
400	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
401		724
402	$coro	725	$coro
403	}	726	}
404		727
405	=item fork_call { }, $args	728	=item fork_call { }, @args
406		729
407	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
408	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
409	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
410	never block itself or use any form of Event handling.	733	never block itself or use any form of event handling.
411		734
412	=cut	735	=cut
413		736
414	sub _store_scalar {	737	sub post_fork {
415	open my $fh, ">", \my $buf	738	reset_signals;
416	or die "fork_call: cannot open fh-to-buf in child : $!";
417	Storable::store_fd $_[0], $fh;
418	close $fh;
419
420	$buf
421	}	739	}
422		740
423	sub fork_call(&@) {	741	sub fork_call(&@) {
424	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
425		743
426	# 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,
427	# or die "socketpair: $!";	745	# otherwise perl prematurely frees the stuff :/
428	pipe my $fh1, my $fh2	746	# TODO: investigate and fix (likely this will be rather laborious)
429	or die "pipe: $!";
430		747
431	if (my $pid = fork) {	748	my @res = Coro::Util::fork_eval {
432	close $fh2;	749	cf::post_fork;
		750	&$cb
		751	} @args;
433		752
434	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	753	wantarray ? @res : $res[-1]
435	warn "pst<$res>" unless $res =~ /^pst/;	754	}
436	$res = Coro::Storable::thaw $res;
437		755
438	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	756	sub objinfo {
439
440	Carp::confess $$res unless "ARRAY" eq ref $res;
441
442	return wantarray ? @$res : $res->[-1];
443	} else {
444	reset_signals;
445	local $SIG{__WARN__};
446	local $SIG{__DIE__};
447	# just in case, this hack effectively disables event
448	# in the child. cleaner and slower would be canceling all watchers,
449	# but this works for the time being.
450	local $Coro::idle;
451	$Coro::current->prio (Coro::PRIO_MAX);
452
453	eval {
454	close $fh1;
455
456	my @res = eval { $cb->(@args) };
457
458	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
459	close $fh2;
460	};
461
462	warn $@ if $@;
463	_exit 0;
464	}	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
465	}	792	}
466		793
467	=item $value = cf::db_get $family => $key	794	=item $value = cf::db_get $family => $key
468		795
469	Returns a single value from the environment database.	796	Returns a single value from the environment database.
…		…
471	=item cf::db_put $family => $key => $value	798	=item cf::db_put $family => $key => $value
472		799
473	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
474	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).
475		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
476	=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	}
477		829
478	our $DB;	830	our $DB;
479		831
480	sub db_init {	832	sub db_init {
481	unless ($DB) {	833	$DB ||= db_table "db";
482	$DB = BDB::db_create $DB_ENV;
483
484	cf::sync_job {
485	eval {
486	$DB->set_flags (BDB::CHKSUM);
487
488	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
489	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
490	cf::cleanup "db_open(db): $!" if $!;
491	};
492	cf::cleanup "db_open(db): $@" if $@;
493	};
494	}
495	}	834	}
496		835
497	sub db_get($$) {	836	sub db_get($$) {
498	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
499		838
500	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
501	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
502		843
503	$! ? ()	844	$! ? ()
504	: $data	845	: $data
505	}
506	}	846	}
507		847
508	sub db_put($$$) {	848	sub db_put($$$) {
509	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
510	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
538		878
539	my @data;	879	my @data;
540	my $md5;	880	my $md5;
541		881
542	for (0 .. $#$src) {	882	for (0 .. $#$src) {
543	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
544	or Carp::croak "$src->[$_]: $!";
545	}	884	}
546		885
547	# if processing is expensive, check	886	# if processing is expensive, check
548	# checksum first	887	# checksum first
549	if (1) {	888	if (1) {
550	$md5 =	889	$md5 =
551	join "\x00",	890	join "\x00",
552	$processversion,	891	$processversion,
553	map {	892	map {
554	Coro::cede;	893	cf::cede_to_tick;
555	($src->[$_], Digest::MD5::md5_hex $data[$_])	894	($src->[$_], Digest::MD5::md5_hex $data[$_])
556	} 0.. $#$src;	895	} 0.. $#$src;
557		896
558		897
559	my $dbmd5 = db_get cache => "$id/md5";	898	my $dbmd5 = db_get cache => "$id/md5";
…		…
566		905
567	my $t1 = Time::HiRes::time;	906	my $t1 = Time::HiRes::time;
568	my $data = $process->(\@data);	907	my $data = $process->(\@data);
569	my $t2 = Time::HiRes::time;	908	my $t2 = Time::HiRes::time;
570		909
571	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
572		911
573	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
574	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
575	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
576		915
…		…
586		925
587	=cut	926	=cut
588		927
589	sub datalog($@) {	928	sub datalog($@) {
590	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
591	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
592	}	931	}
593		932
594	=back	933	=back
595		934
596	=cut	935	=cut
597		936
598	#############################################################################	937	#############################################################################
599		938
600	=head2 ATTACHABLE OBJECTS	939	=head2 ATTACHABLE OBJECTS
601		940
602	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
603	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")
604	to it. All such attachable objects support the following methods.	943	to it. All such attachable objects support the following methods.
605		944
606	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>
607	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
608	Crossfire TRT).	947	Deliantra).
609		948
610	=over 4	949	=over 4
611		950
612	=item $attachable->attach ($attachment, key => $value...)	951	=item $attachable->attach ($attachment, key => $value...)
613		952
…		…
657	=item cf::CLASS::attachment $name, ...	996	=item cf::CLASS::attachment $name, ...
658		997
659	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
660	given CLASS can refer to this attachment.	999	given CLASS can refer to this attachment.
661		1000
662	Some classes such as crossfire maps and objects can specify attachments	1001	Some classes such as deliantra maps and objects can specify attachments
663	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.
664		1003
665	These calls expect any number of the following handler/hook descriptions:	1004	These calls expect any number of the following handler/hook descriptions:
666		1005
667	=over 4	1006	=over 4
…		…
791		1130
792	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
793	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
794		1133
795	} elsif (ref $type) {	1134	} elsif (ref $type) {
796	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
797		1136
798	} else {	1137	} else {
799	shift @arg;	1138	shift @arg;
800	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
801	}	1140	}
802	}	1141	}
803	}	1142	}
804		1143
805	sub _object_attach {	1144	sub _object_attach {
…		…
815	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
816	}	1155	}
817		1156
818	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
819	} else {	1158	} else {
820	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
821	}	1160	}
822		1161
823	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
824	}	1163	}
825		1164
…		…
865	";	1204	";
866	die if $@;	1205	die if $@;
867	}	1206	}
868		1207
869	our $override;	1208	our $override;
870	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1209	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
871		1210
872	sub override {	1211	sub override {
873	$override = 1;	1212	$override = 1;
874	@invoke_results = ();	1213	@INVOKE_RESULTS = (@_);
875	}	1214	}
876		1215
877	sub do_invoke {	1216	sub do_invoke {
878	my $event = shift;	1217	my $event = shift;
879	my $callbacks = shift;	1218	my $callbacks = shift;
880		1219
881	@invoke_results = ();	1220	@INVOKE_RESULTS = ();
882		1221
883	local $override;	1222	local $override;
884		1223
885	for (@$callbacks) {	1224	for (@$callbacks) {
886	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
887		1226
888	if ($@) {	1227	if ($@) {
889	warn "$@";
890	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
891	override;	1229	override;
892	}	1230	}
893		1231
894	return 1 if $override;	1232	return 1 if $override;
895	}	1233	}
896		1234
897	0	1235	0
898	}	1236	}
899		1237
900	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
901		1239
902	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1240	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
903		1241
904	Generate an object-specific event with the given arguments.	1242	Generate an object-specific event with the given arguments.
905		1243
906	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1244	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
907	removed in future versions), and there is no public API to access override	1245	removed in future versions), and there is no public API to access override
908	results (if you must, access C<@cf::invoke_results> directly).	1246	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
909		1247
910	=back	1248	=back
911		1249
912	=cut	1250	=cut
913		1251
914	#############################################################################	1252	#############################################################################
915	# object support	1253	# object support
		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#
		1288	sub _can_merge {
		1289	my ($ob1, $ob2) = @_;
		1290
		1291	++$SLOW_MERGES;#d#
		1292
		1293	# we do the slow way here
		1294	return _object_equal $ob1, $ob2
		1295	}
916		1296
917	sub reattach {	1297	sub reattach {
918	# basically do the same as instantiate, without calling instantiate	1298	# basically do the same as instantiate, without calling instantiate
919	my ($obj) = @_;	1299	my ($obj) = @_;
920		1300
		1301	# no longer needed after getting rid of delete_package?
921	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
922		1303
923	my $registry = $obj->registry;	1304	my $registry = $obj->registry;
924		1305
925	@$registry = ();	1306	@$registry = ();
926		1307
…		…
931	for (@$attach) {	1312	for (@$attach) {
932	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
933	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
934	}	1315	}
935	} else {	1316	} else {
936	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
937	}	1318	}
938	}	1319	}
939	}	1320	}
940		1321
941	cf::attachable->attach (	1322	cf::attachable->attach (
942	prio => -1000000,	1323	prio => -1000000,
943	on_instantiate => sub {	1324	on_instantiate => sub {
944	my ($obj, $data) = @_;	1325	my ($obj, $data) = @_;
945		1326
946	$data = from_json $data;	1327	$data = decode_json $data;
947		1328
948	for (@$data) {	1329	for (@$data) {
949	my ($name, $args) = @$_;	1330	my ($name, $args) = @$_;
950		1331
951	$obj->attach ($name, %{$args || {} });	1332	$obj->attach ($name, %{$args || {} });
…		…
967	sub object_freezer_save {	1348	sub object_freezer_save {
968	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
969		1350
970	sync_job {	1351	sync_job {
971	if (length $$rdata) {	1352	if (length $$rdata) {
		1353	utf8::decode (my $decname = $filename);
972	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
973	$filename, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
974		1357
975	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
976	chmod SAVE_MODE, $fh;	1359	aio_chmod $fh, SAVE_MODE;
977	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
978	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	}
979	close $fh;	1365	aio_close $fh;
980		1366
981	if (@$objs) {	1367	if (@$objs) {
982	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) {
983	chmod SAVE_MODE, $fh;	1369	aio_chmod $fh, SAVE_MODE;
984	my $data = Storable::nfreeze { version => 1, objs => $objs };	1370	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
985	aio_write $fh, 0, (length $data), $data, 0;	1371	aio_write $fh, 0, (length $data), $data, 0;
986	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	}
987	close $fh;	1376	aio_close $fh;
988	aio_rename "$filename.pst~", "$filename.pst";	1377	aio_rename "$filename.pst~", "$filename.pst";
989	}	1378	}
990	} else {	1379	} else {
991	aio_unlink "$filename.pst";	1380	aio_unlink "$filename.pst";
992	}	1381	}
993		1382
994	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
		1384
		1385	$filename =~ s%/[^/]+$%%;
		1386	aio_pathsync $filename if $cf::USE_FSYNC;
995	} else {	1387	} else {
996	warn "FATAL: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
997	}	1389	}
998	} else {	1390	} else {
999	aio_unlink $filename;	1391	aio_unlink $filename;
1000	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1001	}	1393	}
1002	}	1394	};
1003	}	1395	}
1004		1396
1005	sub object_freezer_as_string {	1397	sub object_freezer_as_string {
1006	my ($rdata, $objs) = @_;	1398	my ($rdata, $objs) = @_;
1007		1399
…		…
1019	or return;	1411	or return;
1020		1412
1021	unless (aio_stat "$filename.pst") {	1413	unless (aio_stat "$filename.pst") {
1022	(aio_load "$filename.pst", $av) >= 0	1414	(aio_load "$filename.pst", $av) >= 0
1023	or return;	1415	or return;
		1416
1024	$av = eval { (Storable::thaw $av)->{objs} };	1417	my $st = eval { Coro::Storable::thaw $av };
		1418	$av = $st->{objs};
1025	}	1419	}
1026		1420
		1421	utf8::decode (my $decname = $filename);
1027	warn sprintf "loading %s (%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1028	$filename, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
		1425
1029	return ($data, $av);	1426	($data, $av)
1030	}	1427	}
1031		1428
1032	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
1033		1430
1034	=over 4	1431	=over 4
…		…
1036	=cut	1433	=cut
1037		1434
1038	#############################################################################	1435	#############################################################################
1039	# command handling &c	1436	# command handling &c
1040		1437
1041	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1042		1439
1043	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
1044	$name.	1441	$name.
1045		1442
1046	=cut	1443	=cut
…		…
1052	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1053		1450
1054	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1055	}	1452	}
1056		1453
1057	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1058		1455
1059	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1060	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
1061	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
1062	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
1063	has logged in successfully.	1460	has logged in successfully.
1064		1461
1065	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1066	called.
1067		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
1068	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1069		1470
1070	Register a callback for execution when the client sends an (asynchronous)	1471	Register a callback for execution when the client sends an (asynchronous)
1071	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
1072	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
1073	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
1074	log-in.	1475	log-in.
1075		1476
1076	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1077	called.
1078		1478
1079	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1080		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
1081	sub register_extcmd {	1486	sub register_extcmd($$) {
1082	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1083		1488
1084	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1085	}	1490	}
1086		1491
1087	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1088	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1089		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1090	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1091	}	1502	}
1092		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
		1510	use File::Glob ();
		1511
1093	cf::player->attach (	1512	cf::player->attach (
1094	on_command => sub {	1513	on_unknown_command => sub {
1095	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1096		1515
1097	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1098	or return;	1517	or return;
1099		1518
…		…
1107	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1108		1527
1109	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1110		1529
1111	if (ref $msg) {	1530	if (ref $msg) {
		1531	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		1532
1112	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1533	if (my $cb = $EXTACMD{$type}) {
1113	if (my %reply = $cb->($pl, $msg)) {	1534	$cb->(
1114	$pl->ext_reply ($msg->{msgid}, %reply);	1535	$pl,
		1536	sub {
		1537	$pl->ext_msg ("reply-$reply", @_)
		1538	if $reply;
		1539	},
		1540	@payload
		1541	);
		1542	} else {
		1543	my @reply;
		1544
		1545	if (my $cb = $EXTCMD{$type}) {
		1546	@reply = $cb->($pl, @payload);
1115	}	1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1116	}	1551	}
		1552
1117	} else {	1553	} else {
1118	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1119	}	1555	}
1120		1556
1121	cf::override;	1557	cf::override;
1122	},	1558	},
1123	);	1559	);
1124		1560
		1561	# "readahead" all extensions
		1562	sub cache_extensions {
		1563	my $grp = IO::AIO::aio_group;
		1564
		1565	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1566	for (grep /\.ext$/, @{$_[0]}) {
		1567	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1568	}
		1569	};
		1570
		1571	$grp
		1572	}
		1573
		1574	sub _ext_cfg_reg($$$$) {
		1575	my ($rvar, $varname, $cfgname, $default) = @_;
		1576
		1577	$cfgname = lc $varname
		1578	unless length $cfgname;
		1579
		1580	$EXT_CFG{$cfgname} = [$rvar, $default];
		1581
		1582	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1583	}
		1584
1125	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1126	cf::sync_job {	1590	cf::sync_job {
1127	my %todo;	1591	my %todo;
1128		1592
1129	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1130	next unless -r $path;	1594	next unless -r $path;
…		…
1148		1612
1149	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1150	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1151		1615
1152	$ext{source} =	1616	$ext{source} =
1153	"package $pkg; use strict; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1154	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1155	. $source	1619	. $source
1156	. "\n};\n1";	1620	. "\n};\n1";
1157		1621
1158	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1159	}	1623	}
1160		1624
		1625	my $pass = 0;
1161	my %done;	1626	my %done;
1162	while (%todo) {	1627	while (%todo) {
1163	my $progress;	1628	my $progress;
1164		1629
		1630	++$pass;
		1631
		1632	ext:
1165	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1166	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1167	goto skip	1635	next ext
1168	unless exists $done{$_};	1636	unless exists $done{$_};
1169	}	1637	}
1170		1638
1171	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1172		1640
1173	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 $@) {
1174	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1175	: "$v->{base}: extension inactive.\n";
1176		1654
		1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1177	if (exists $v->{meta}{mandatory}) {	1656	if exists $v->{meta}{mandatory};
1178	warn $msg;	1657
1179	warn "mandatory extension failed to load, exiting.\n";	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1180	exit 1;	1659	delete $todo{$k};
1181	}	1660	} else {
1182		1661	$done{$k} = delete $todo{$k};
1183	warn $msg;	1662	push @EXTS, $v->{pkg};
		1663	$progress = 1;
		1664
		1665	info "$v->{base}: extension inactive.\n"
		1666	unless $active;
1184	}	1667	}
1185
1186	$done{$k} = delete $todo{$k};
1187	push @EXTS, $v->{pkg};
1188	$progress = 1;
1189	}	1668	}
1190		1669
1191	skip:	1670	unless ($progress) {
1192	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1193	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	}
1194	}	1680	}
1195	};	1681	};
1196	}	1682	}
1197		1683
1198	#############################################################################	1684	#############################################################################
1199		1685
1200	=back	1686	=back
1201		1687
1202	=head2 CORE EXTENSIONS	1688	=head2 CORE EXTENSIONS
1203		1689
1204	Functions and methods that extend core crossfire objects.	1690	Functions and methods that extend core deliantra objects.
1205		1691
1206	=cut	1692	=cut
1207		1693
1208	package cf::player;	1694	package cf::player;
1209		1695
1210	use Coro::AIO;	1696	use Coro::AIO;
1211		1697
1212	=head3 cf::player	1698	=head3 cf::player
1213		1699
1214	=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	}
1215		1715
1216	=item cf::player::find $login	1716	=item cf::player::find $login
1217		1717
1218	Returns the given player object, loading it if necessary (might block).	1718	Returns the given player object, loading it if necessary (might block).
1219		1719
…		…
1238		1738
1239	sub exists($) {	1739	sub exists($) {
1240	my ($login) = @_;	1740	my ($login) = @_;
1241		1741
1242	$cf::PLAYER{$login}	1742	$cf::PLAYER{$login}
1243	or cf::sync_job { !aio_stat path $login }	1743	or !aio_stat path $login
1244	}	1744	}
1245		1745
1246	sub find($) {	1746	sub find($) {
1247	return $cf::PLAYER{$_[0]} || do {	1747	return $cf::PLAYER{$_[0]} || do {
1248	my $login = $_[0];	1748	my $login = $_[0];
…		…
1255	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1755	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1256	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1756	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1257	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1757	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1258	aio_unlink +(playerdir $login) . "/$login.pl";	1758	aio_unlink +(playerdir $login) . "/$login.pl";
1259		1759
1260	my $pl = load_pl path $login	1760	my $f = new_from_file cf::object::thawer path $login
1261	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;
1262	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1263	}	1769	}
1264	}	1770	}
1265	}	1771	}
		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($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	);
1266		1785
1267	sub save($) {	1786	sub save($) {
1268	my ($pl) = @_;	1787	my ($pl) = @_;
1269		1788
1270	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
…		…
1275	return if $pl->{deny_save};	1794	return if $pl->{deny_save};
1276		1795
1277	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1278	$pl->{last_save} = $cf::RUNTIME;	1797	$pl->{last_save} = $cf::RUNTIME;
1279		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
1280	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1281	Coro::cede;	1805	cf::cede_to_tick;
1282	}	1806	}
1283		1807
1284	sub new($) {	1808	sub new($) {
1285	my ($login) = @_;	1809	my ($login) = @_;
1286		1810
…		…
1292	$cf::PLAYER{$login} = $self;	1816	$cf::PLAYER{$login} = $self;
1293		1817
1294	$self	1818	$self
1295	}	1819	}
1296		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
1297	=item $pl->quit_character	1831	=item $pl->quit_character
1298		1832
1299	Nukes the player without looking back. If logged in, the connection will	1833	Nukes the player without looking back. If logged in, the connection will
1300	be destroyed. May block for a long time.	1834	be destroyed. May block for a long time.
1301		1835
…		…
1305	my ($pl) = @_;	1839	my ($pl) = @_;
1306		1840
1307	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1308		1842
1309	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1310	$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
1311		1845
1312	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1313	$pl->deactivate;	1847	$pl->deactivate;
		1848
		1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1314	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1315	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1316		1854
1317	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1318	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1319	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1354	or return [];	1892	or return [];
1355		1893
1356	my @logins;	1894	my @logins;
1357		1895
1358	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") {
1359	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1902	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1360	aio_read $fh, 0, 512, my $buf, 0 or next;	1903	aio_read $fh, 0, 512, my $buf, 0 or next;
1361	$buf !~ /^password -------------$/m or next; # official not-valid tag	1904	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1905	}
1362		1906
1363	utf8::decode $login;	1907	utf8::decode $login;
1364	push @logins, $login;	1908	push @logins, $login;
1365	}	1909	}
1366		1910
1367	\@logins	1911	\@logins
1368	}	1912	}
1369		1913
1370	=item $player->maps	1914	=item $player->maps
		1915
		1916	=item cf::player::maps $login
1371		1917
1372	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1373	player. May block.	1919	player. May block.
1374		1920
1375	=cut	1921	=cut
…		…
1393	}	1939	}
1394		1940
1395	\@paths	1941	\@paths
1396	}	1942	}
1397		1943
1398	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1399		1945
1400	Expand crossfire pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1401		1947
1402	=cut
1403
1404	sub expand_cfpod {
1405	((my $self), (local $_)) = @_;
1406
1407	# escape & and <
1408	s/&/&amp;/g;
1409	s/(?<![BIUGH])</&lt;/g;
1410
1411	# this is buggy, it needs to properly take care of nested <'s
1412
1413	1 while
1414	# replace B<>, I<>, U<> etc.
1415	s/B<([^\>]*)>/<b>$1<\/b>/
1416	|| s/I<([^\>]*)>/<i>$1<\/i>/
1417	|| s/U<([^\>]*)>/<u>$1<\/u>/
1418	# replace G<male|female> tags
1419	|| s{G<([^>|]*)\|([^>]*)>}{
1420	$self->gender ? $2 : $1
1421	}ge
1422	# replace H<hint text>
1423	|| s{H<([^\>]*)>}
1424	{
1425	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1426	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1427	"")
1428	[$self->{hintmode}]
1429	}ge;
1430
1431	# create single paragraphs (very hackish)
1432	s/(?<=\S)\n(?=\w)/ /g;
1433
1434	# compress some whitespace
1435	s/\s+\n/\n/g; # ws line-ends
1436	s/\n\n+/\n/g; # double lines
1437	s/^\n+//; # beginning lines
1438	s/\n+$//; # ending lines
1439
1440	$_
1441	}
1442
1443	sub hintmode {
1444	$_[0]{hintmode} = $_[1] if @_ > 1;
1445	$_[0]{hintmode}
1446	}
1447
1448	=item $player->ext_reply ($msgid, %msg)
1449
1450	Sends an ext reply to the player.
1451
1452	=cut
1453
1454	sub ext_reply($$%) {
1455	my ($self, $id, %msg) = @_;
1456
1457	$msg{msgid} = $id;
1458	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1459	}
1460
1461	=item $player->ext_event ($type, %msg)	1948	=item $player->ext_msg ($type, @msg)
1462		1949
1463	Sends an ext event to the client.	1950	Sends an ext event to the client.
1464		1951
1465	=cut	1952	=cut
1466		1953
1467	sub ext_event($$%) {	1954	sub ext_msg($$@) {
1468	my ($self, $type, %msg) = @_;	1955	my ($self, $type, @msg) = @_;
1469		1956
1470	$self->ns->ext_event ($type, %msg);	1957	$self->ns->ext_msg ($type, @msg);
1471	}	1958	}
1472		1959
1473	=head3 cf::region	1960	=head3 cf::region
1474		1961
1475	=over 4	1962	=over 4
…		…
1485	=cut	1972	=cut
1486		1973
1487	sub find_by_path($) {	1974	sub find_by_path($) {
1488	my ($path) = @_;	1975	my ($path) = @_;
1489		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
		1978
1490	my ($match, $specificity);	1979	my ($match, $specificity);
1491		1980
1492	for my $region (list) {	1981	for my $region (list) {
1493	if ($region->match && $path =~ $region->match) {	1982	if ($region->{match} && $path =~ $region->{match}) {
1494	($match, $specificity) = ($region, $region->specificity)	1983	($match, $specificity) = ($region, $region->specificity)
1495	if $region->specificity > $specificity;	1984	if $region->specificity > $specificity;
1496	}	1985	}
1497	}	1986	}
1498		1987
…		…
1519	our $MAX_RESET = 3600;	2008	our $MAX_RESET = 3600;
1520	our $DEFAULT_RESET = 3000;	2009	our $DEFAULT_RESET = 3000;
1521		2010
1522	sub generate_random_map {	2011	sub generate_random_map {
1523	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1524	# mit "rum" bekleckern, nicht	2013
		2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2015
1525	$self->_create_random_map (	2016	$self->_create_random_map ($rmp);
1526	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1527	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1528	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1529	$rmp->{exit_on_final_map},
1530	$rmp->{xsize}, $rmp->{ysize},
1531	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1532	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1533	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1534	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1535	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1536	(cf::region::find $rmp->{region}), $rmp->{custom}
1537	)
1538	}	2017	}
1539		2018
1540	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1541		2020
1542	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
…		…
1547		2026
1548	sub register {	2027	sub register {
1549	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1550	my $pkg = caller;	2029	my $pkg = caller;
1551		2030
1552	no strict;
1553	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1554		2032
1555	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1556	}	2034	}
1557		2035
1558	# also paths starting with '/'	2036	# also paths starting with '/'
1559	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1560		2038
1561	sub thawer_merge {	2039	sub thawer_merge {
1562	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1563		2041
1564	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1569	}	2047	}
1570		2048
1571	sub normalise {	2049	sub normalise {
1572	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1573		2051
1574	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1575		2053
1576	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1577		2055
1578	# map plan:	2056	# map plan:
1579	#	2057	#
…		…
1594	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1595	$path = "$base/$path";	2073	$path = "$base/$path";
1596	}	2074	}
1597		2075
1598	for ($path) {	2076	for ($path) {
1599	redo if s{//}{/};
1600	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1601	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1602	}	2079	}
1603		2080
1604	$path	2081	$path
…		…
1618	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1619	return $self;	2096	return $self;
1620	}	2097	}
1621	}	2098	}
1622		2099
1623	Carp::carp "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1624	()	2101	()
1625	}	2102	}
1626		2103
		2104	# may re-bless or do other evil things
1627	sub init {	2105	sub init {
1628	my ($self) = @_;	2106	my ($self) = @_;
1629		2107
1630	$self	2108	$self
1631	}	2109	}
…		…
1650		2128
1651	# the temporary/swap location	2129	# the temporary/swap location
1652	sub save_path {	2130	sub save_path {
1653	my ($self) = @_;	2131	my ($self) = @_;
1654		2132
1655	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2133	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1656	"$TMPDIR/$path.map"	2134	"$TMPDIR/$path.map"
1657	}	2135	}
1658		2136
1659	# the unique path, undef == no special unique path	2137	# the unique path, undef == no special unique path
1660	sub uniq_path {	2138	sub uniq_path {
1661	my ($self) = @_;	2139	my ($self) = @_;
1662		2140
1663	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2141	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1664	"$UNIQUEDIR/$path"	2142	"$UNIQUEDIR/$path"
1665	}
1666
1667	# and all this just because we cannot iterate over
1668	# all maps in C++...
1669	sub change_all_map_light {
1670	my ($change) = @_;
1671
1672	$_->change_map_light ($change)
1673	for grep $_->outdoor, values %cf::MAP;
1674	}	2143	}
1675		2144
1676	sub decay_objects {	2145	sub decay_objects {
1677	my ($self) = @_;	2146	my ($self) = @_;
1678		2147
…		…
1691		2160
1692	sub load_header_from($) {	2161	sub load_header_from($) {
1693	my ($self, $path) = @_;	2162	my ($self, $path) = @_;
1694		2163
1695	utf8::encode $path;	2164	utf8::encode $path;
1696	#aio_open $path, O_RDONLY, 0	2165	my $f = new_from_file cf::object::thawer $path
1697	# or return;
1698
1699	$self->_load_header ($path)
1700	or return;	2166	or return;
1701		2167
		2168	$self->_load_header ($f)
		2169	or return;
		2170
		2171	local $MAP_LOADING{$self->{path}} = $self;
		2172	$f->resolve_delayed_derefs;
		2173
1702	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1703		2175
1704	1	2176	1
1705	}	2177	}
1706		2178
		2179	# used to laod the header of an original map
1707	sub load_header_orig {	2180	sub load_header_orig {
1708	my ($self) = @_;	2181	my ($self) = @_;
1709		2182
1710	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1711	}	2184	}
1712		2185
		2186	# used to laod the header of an instantiated map
1713	sub load_header_temp {	2187	sub load_header_temp {
1714	my ($self) = @_;	2188	my ($self) = @_;
1715		2189
1716	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1717	}	2191	}
1718		2192
		2193	# called after loading the header from an instantiated map
1719	sub prepare_temp {	2194	sub prepare_temp {
1720	my ($self) = @_;	2195	my ($self) = @_;
1721		2196
1722	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1723	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1724	# safety	2199	# safety
1725	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1726	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1727	}	2202	}
1728		2203
		2204	# called after loading the header from an original map
1729	sub prepare_orig {	2205	sub prepare_orig {
1730	my ($self) = @_;	2206	my ($self) = @_;
1731		2207
1732	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1733	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1757		2233
1758	sub find;	2234	sub find;
1759	sub find {	2235	sub find {
1760	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1761		2237
		2238	cf::cede_to_tick;
		2239
1762	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1763		2241
		2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1764	cf::lock_wait "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1765		2244
1766	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
1767	my $guard = cf::lock_acquire "map_find:$path";
1768	my $map = new_from_path cf::map $path	2246	my $map = new_from_path cf::map $path
1769	or return;	2247	or return;
1770		2248
1771	$map->{last_save} = $cf::RUNTIME;	2249	$map->{last_save} = $cf::RUNTIME;
1772		2250
…		…
1774	or return;	2252	or return;
1775		2253
1776	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2254	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1777	# doing this can freeze the server in a sync job, obviously	2255	# doing this can freeze the server in a sync job, obviously
1778	#$cf::WAIT_FOR_TICK->wait;	2256	#$cf::WAIT_FOR_TICK->wait;
		2257	undef $guard2;
		2258	undef $guard1;
1779	$map->reset;	2259	$map->reset;
1780	undef $guard;
1781	return find $path;	2260	return find $path;
1782	}	2261	}
1783		2262
1784	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
1785	}	2264	}
1786	}	2265	}
1787		2266
1788	sub pre_load { }	2267	sub pre_load { }
1789	sub post_load { }	2268	#sub post_load { } # XS
1790		2269
1791	sub load {	2270	sub load {
1792	my ($self) = @_;	2271	my ($self) = @_;
1793		2272
1794	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
1795		2274
1796	my $path = $self->{path};	2275	my $path = $self->{path};
1797		2276
1798	{	2277	{
1799	my $guard = cf::lock_acquire "map_load:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
1800		2279
		2280	return unless $self->valid;
1801	return if $self->in_memory != cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
1802
1803	$self->in_memory (cf::MAP_LOADING);
1804		2282
1805	$self->alloc;	2283	$self->alloc;
1806		2284
1807	$self->pre_load;	2285	$self->pre_load;
1808	Coro::cede;	2286	cf::cede_to_tick;
1809		2287
1810	$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)
1811	or return;	2292	or return;
1812		2293
1813	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2294	$self->post_load_original
1814	if delete $self->{load_original};	2295	if delete $self->{load_original};
1815		2296
1816	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
1817	utf8::encode $uniq;	2298	utf8::encode $uniq;
1818	if (aio_open $uniq, O_RDONLY, 0) {	2299	unless (aio_stat $uniq) {
		2300	if (my $f = new_from_file cf::object::thawer $uniq) {
1819	$self->clear_unique_items;	2301	$self->clear_unique_items;
1820	$self->_load_objects ($uniq, 0);	2302	$self->_load_objects ($f);
		2303	$f->resolve_delayed_derefs;
		2304	}
		2305	}
1821	}	2306	}
1822	}
1823		2307
1824	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;
1825	# now do the right thing for maps	2317	# now do the right thing for maps
1826	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
1827	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
1828	unless $self->difficulty;	2320	unless $self->difficulty;
1829	Coro::cede;	2321	cf::cede_to_tick;
1830		2322
1831	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
1832	$self->decay_objects;	2324	$self->decay_objects;
1833	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
1834	$self->update_buttons;	2326	$self->update_buttons;
1835	Coro::cede;	2327	cf::cede_to_tick;
1836	$self->set_darkness_map;	2328	#$self->activate; # no longer activate maps automatically
1837	Coro::cede;
1838	$self->activate;
1839	}	2329	}
1840		2330
1841	$self->in_memory (cf::MAP_IN_MEMORY);	2331	$self->{last_save} = $cf::RUNTIME;
		2332	$self->last_access ($cf::RUNTIME);
1842	}	2333	}
1843		2334
1844	$self->post_load;	2335	$self->post_load;
1845	}
1846		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
1847	sub customise_for {	2343	sub customise_for {
1848	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
1849		2345
1850	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
1851	if $self->per_player;	2347	if $self->per_player;
…		…
1854	# if $self->per_party;	2350	# if $self->per_party;
1855		2351
1856	$self	2352	$self
1857	}	2353	}
1858		2354
1859	# find and load all maps in the 3x3 area around a map
1860	sub load_diag {
1861	my ($map) = @_;
1862
1863	my @diag; # diagonal neighbours
1864
1865	for (0 .. 3) {
1866	my $neigh = $map->tile_path ($_)
1867	or next;
1868	$neigh = find $neigh, $map
1869	or next;
1870	$neigh->load;
1871
1872	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1873	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1874	}
1875
1876	for (@diag) {
1877	my $neigh = find @$_
1878	or next;
1879	$neigh->load;
1880	}
1881	}
1882
1883	sub find_sync {	2355	sub find_sync {
1884	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
1885		2357
1886	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
1887	}	2363	}
1888		2364
1889	sub do_load_sync {	2365	sub do_load_sync {
1890	my ($map) = @_;	2366	my ($map) = @_;
1891		2367
1892	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;
1893	}	2373	}
1894		2374
1895	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
1896	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
1897		2377
1898	sub find_async {	2378	sub find_async {
1899	my ($path, $origin) = @_;	2379	my ($path, $origin, $load) = @_;
1900		2380
1901	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
1902		2382
1903	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
1904	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2384	return $map if !$load || $map->linkable;
1905	}	2385	}
1906		2386
1907	undef $MAP_PREFETCH{$path};	2387	$MAP_PREFETCH{$path} |= $load;
		2388
1908	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
		2390	$Coro::current->{desc} = "map prefetcher";
		2391
1909	while (%MAP_PREFETCH) {	2392	while (%MAP_PREFETCH) {
1910	for my $path (keys %MAP_PREFETCH) {	2393	while (my ($k, $v) = each %MAP_PREFETCH) {
1911	my $map = find $path	2394	if (my $map = find $k) {
1912	or next;
1913	$map->load;	2395	$map->load if $v;
		2396	}
1914		2397
1915	delete $MAP_PREFETCH{$path};	2398	delete $MAP_PREFETCH{$k};
1916	}	2399	}
1917	}	2400	}
1918	undef $MAP_PREFETCHER;	2401	undef $MAP_PREFETCHER;
1919	};	2402	};
1920	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
1921		2404
1922	()	2405	()
1923	}	2406	}
1924		2407
		2408	# common code, used by both ->save and ->swapout
1925	sub save {	2409	sub _save {
1926	my ($self) = @_;	2410	my ($self) = @_;
1927
1928	my $lock = cf::lock_acquire "map_data:" . $self->path;
1929		2411
1930	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
1931		2413
1932	return unless $self->dirty;	2414	return unless $self->dirty;
1933		2415
…		…
1939	return if $self->{deny_save};	2421	return if $self->{deny_save};
1940		2422
1941	local $self->{last_access} = $self->last_access;#d#	2423	local $self->{last_access} = $self->last_access;#d#
1942		2424
1943	cf::async {	2425	cf::async {
		2426	$Coro::current->{desc} = "map player save";
1944	$_->contr->save for $self->players;	2427	$_->contr->save for $self->players;
1945	};	2428	};
		2429
		2430	cf::get_slot 0.02;
1946		2431
1947	if ($uniq) {	2432	if ($uniq) {
1948	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2433	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1949	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2434	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1950	} else {	2435	} else {
1951	$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);
1952	}	2437	}
1953	}	2438	}
1954		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
1955	sub swap_out {	2448	sub swap_out {
1956	my ($self) = @_;	2449	my ($self) = @_;
1957		2450
1958	# save first because save cedes
1959	$self->save;
1960
1961	my $lock = cf::lock_acquire "map_data:" . $self->path;	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
1962		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
1963	return if $self->players;	2455	return if $self->players;
1964	return if $self->in_memory != cf::MAP_IN_MEMORY;
1965	return if $self->{deny_save};
1966		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
1967	$self->clear;	2466	$self->clear;
1968	$self->in_memory (cf::MAP_SWAPPED);
1969	}	2467	}
1970		2468
1971	sub reset_at {	2469	sub reset_at {
1972	my ($self) = @_;	2470	my ($self) = @_;
1973		2471
…		…
1991		2489
1992	my $lock = cf::lock_acquire "map_data:$self->{path}";	2490	my $lock = cf::lock_acquire "map_data:$self->{path}";
1993		2491
1994	return if $self->players;	2492	return if $self->players;
1995		2493
1996	warn "resetting map ", $self->path;	2494	cf::trace "resetting map ", $self->path, "\n";
1997		2495
1998	$self->in_memory (cf::MAP_SWAPPED);	2496	$self->state (cf::MAP_SWAPPED);
1999		2497
2000	# need to save uniques path	2498	# need to save uniques path
2001	unless ($self->{deny_save}) {	2499	unless ($self->{deny_save}) {
2002	my $uniq = $self->uniq_path; utf8::encode $uniq;	2500	my $uniq = $self->uniq_path; utf8::encode $uniq;
2003		2501
…		…
2005	if $uniq;	2503	if $uniq;
2006	}	2504	}
2007		2505
2008	delete $cf::MAP{$self->path};	2506	delete $cf::MAP{$self->path};
2009		2507
		2508	$self->deactivate;
		2509	$_->clear_links_to ($self) for values %cf::MAP;
2010	$self->clear;	2510	$self->clear;
2011
2012	$_->clear_links_to ($self) for values %cf::MAP;
2013		2511
2014	$self->unlink_save;	2512	$self->unlink_save;
2015	$self->destroy;	2513	$self->destroy;
2016	}	2514	}
2017		2515
2018	my $nuke_counter = "aaaa";	2516	my $nuke_counter = "aaaa";
2019		2517
2020	sub nuke {	2518	sub nuke {
2021	my ($self) = @_;	2519	my ($self) = @_;
2022		2520
		2521	{
		2522	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2523
2023	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2024		2525
2025	$self->unlink_save;	2526	$self->unlink_save;
2026		2527
2027	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2028	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2029	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2030	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2031	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2032		2533
2033	$cf::MAP{$self->path} = $self;	2534	$cf::MAP{$self->path} = $self;
		2535	}
2034		2536
2035	$self->reset; # polite request, might not happen	2537	$self->reset; # polite request, might not happen
2036	}	2538	}
2037		2539
2038	=item $maps = cf::map::tmp_maps	2540	=item $maps = cf::map::tmp_maps
…		…
2080		2582
2081	sub unique_maps() {	2583	sub unique_maps() {
2082	[	2584	[
2083	map {	2585	map {
2084	utf8::decode $_;	2586	utf8::decode $_;
2085	/\.map$/	2587	s/\.map$//; # TODO future compatibility hack
		2588	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2589	? ()
2086	? normalise $_	2590	: normalise $_
2087	: ()
2088	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2089	]	2592	]
2090	}	2593	}
2091		2594
2092	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	}
2093		2626
2094	=back	2627	=back
2095		2628
2096	=head3 cf::object	2629	=head3 cf::object
2097		2630
…		…
2101		2634
2102	=over 4	2635	=over 4
2103		2636
2104	=item $ob->inv_recursive	2637	=item $ob->inv_recursive
2105		2638
2106	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.
2107		2641
2108	=cut	2642	=cut
2109		2643
2110	sub inv_recursive_;	2644	sub inv_recursive_;
2111	sub inv_recursive_ {	2645	sub inv_recursive_ {
…		…
2114		2648
2115	sub inv_recursive {	2649	sub inv_recursive {
2116	inv_recursive_ inv $_[0]	2650	inv_recursive_ inv $_[0]
2117	}	2651	}
2118		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
2119	package cf;	2681	package cf;
2120		2682
2121	=back	2683	=back
2122		2684
2123	=head3 cf::object::player	2685	=head3 cf::object::player
…		…
2129	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>
2130	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
2131	dialogue with the given NPC character.	2693	dialogue with the given NPC character.
2132		2694
2133	=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	};
2134		2710
2135	# rough implementation of a future "reply" method that works	2711	# rough implementation of a future "reply" method that works
2136	# with dialog boxes.	2712	# with dialog boxes.
2137	#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
2138	sub cf::object::player::reply($$$;$) {	2714	sub cf::object::player::reply($$$;$) {
…		…
2145		2721
2146	} else {	2722	} else {
2147	my $pl = $self->contr;	2723	my $pl = $self->contr;
2148		2724
2149	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2725	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2150	my $diag = $pl->{npc_dialog};	2726	my $dialog = $pl->{npc_dialog};
2151	$diag->{pl}->ext_reply (	2727	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2152	$diag->{id},
2153	msgtype => "reply",
2154	msg => $diag->{pl}->expand_cfpod ($msg),
2155	add_topics => []
2156	);
2157		2728
2158	} else {	2729	} else {
2159	$msg = $npc->name . " says: $msg" if $npc;	2730	$msg = $npc->name . " says: $msg" if $npc;
2160	$self->message ($msg, $flags);	2731	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2161	}	2732	}
2162	}	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 (@_);
2163	}	2744	}
2164		2745
2165	=item $player_object->may ("access")	2746	=item $player_object->may ("access")
2166		2747
2167	Returns wether the given player is authorized to access resource "access"	2748	Returns wether the given player is authorized to access resource "access"
…		…
2180		2761
2181	=item $player_object->enter_link	2762	=item $player_object->enter_link
2182		2763
2183	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}>).
2184		2765
2185	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.
2186	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.
2187		2770
2188	Will never block.	2771	Will never block.
2189		2772
2190	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
2191		2774
…		…
2211	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2212	my ($self) = @_;	2795	my ($self) = @_;
2213		2796
2214	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2215		2798
		2799	++$self->{_link_recursion};
		2800
2216	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2217		2802
2218	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2219	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2220		2805
2221	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2222	}	2807	}
2223		2808
2224	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2225	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2226		2811
…		…
2243	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2244	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2245		2830
2246	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2247	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2248	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2249		2834
2250	$map->load;	2835	$map->load;
2251	$map->load_diag;
2252		2836
2253	return unless $self->contr->active;	2837	return unless $self->contr->active;
2254	$self->activate_recursive;
2255		2838
2256	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2257	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2258	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2259		2846
		2847	}
		2848
2260	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2849	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2261		2850
2262	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
2263	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2264	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
2265	the new (success) or old (failed) map position.	2854	the new (success) or old (failed) map position. In either case, $done will
		2855	be called at the end of this process.
		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 >>.
2266		2859
2267	=cut	2860	=cut
2268		2861
2269	our $GOTOGEN;	2862	our $GOTOGEN;
2270		2863
2271	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2272	my ($self, $path, $x, $y, $check) = @_;	2865	my ($self, $path, $x, $y, $check, $done) = @_;
		2866
		2867	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2868	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2869	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2870	($path, $x, $y) = @$EMERGENCY_POSITION;
		2871	}
2273		2872
2274	# 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
2275	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2276		2875
2277	$self->enter_link;	2876	$self->enter_link;
2278		2877
2279	(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
2280	my $map = eval {	2900	my $map = eval {
2281	my $map = cf::map::find $path;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2282		2902
2283	if ($map) {	2903	if ($map) {
2284	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2285	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2286	} else {	2906	} else {
2287	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2288	}	2908	}
2289		2909
2290	$map	2910	$map
2291	};	2911	};
2292		2912
…		…
2297		2917
2298	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2299	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2300	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2301	}	2921	}
		2922
		2923	$done->($self) if $done;
2302	})->prio (1);	2924	})->prio (1);
2303	}	2925	}
2304		2926
2305	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2306		2928
…		…
2326	}	2948	}
2327		2949
2328	sub prepare_random_map {	2950	sub prepare_random_map {
2329	my ($exit) = @_;	2951	my ($exit) = @_;
2330		2952
2331	my $guard = cf::lock_acquire "exit_prepare:$exit";
2332
2333	# all this does is basically replace the /! path by	2953	# all this does is basically replace the /! path by
2334	# a new random map path (?random/...) with a seed	2954	# a new random map path (?random/...) with a seed
2335	# that depends on the exit object	2955	# that depends on the exit object
2336		2956
2337	my $rmp = parse_random_map_params $exit->msg;	2957	my $rmp = parse_random_map_params $exit->msg;
…		…
2339	if ($exit->map) {	2959	if ($exit->map) {
2340	$rmp->{region} = $exit->region->name;	2960	$rmp->{region} = $exit->region->name;
2341	$rmp->{origin_map} = $exit->map->path;	2961	$rmp->{origin_map} = $exit->map->path;
2342	$rmp->{origin_x} = $exit->x;	2962	$rmp->{origin_x} = $exit->x;
2343	$rmp->{origin_y} = $exit->y;	2963	$rmp->{origin_y} = $exit->y;
		2964
		2965	$exit->map->touch;
2344	}	2966	}
2345		2967
2346	$rmp->{random_seed} ||= $exit->random_seed;	2968	$rmp->{random_seed} ||= $exit->random_seed;
2347		2969
2348	my $data = cf::to_json $rmp;	2970	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2349	my $md5 = Digest::MD5::md5_hex $data;	2971	my $md5 = Digest::MD5::md5_hex $data;
2350	my $meta = "$RANDOMDIR/$md5.meta";	2972	my $meta = "$RANDOMDIR/$md5.meta";
2351		2973
2352	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2974	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2353	aio_write $fh, 0, (length $data), $data, 0;	2975	aio_write $fh, 0, (length $data), $data, 0;
2354	undef $fh;	2976	undef $fh;
2355	aio_rename "$meta~", $meta;	2977	aio_rename "$meta~", $meta;
2356		2978
		2979	my $slaying = "?random/$md5";
		2980
		2981	if ($exit->valid) {
2357	$exit->slaying ("?random/$md5");	2982	$exit->slaying ("?random/$md5");
2358	$exit->msg (undef);	2983	$exit->msg (undef);
		2984	}
2359	}	2985	}
2360	}	2986	}
2361		2987
2362	sub cf::object::player::enter_exit {	2988	sub cf::object::player::enter_exit {
2363	my ($self, $exit) = @_;	2989	my ($self, $exit) = @_;
2364		2990
2365	return unless $self->type == cf::PLAYER;	2991	return unless $self->type == cf::PLAYER;
2366		2992
2367	if ($exit->slaying eq "/!") {
2368	#TODO: this should de-fi-ni-te-ly not be a sync-job
2369	# the problem is that $exit might not survive long enough
2370	# so it needs to be done right now, right here
2371	cf::sync_job { prepare_random_map $exit };
2372	}
2373
2374	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2375	my $hp = $exit->stats->hp;
2376	my $sp = $exit->stats->sp;
2377
2378	$self->enter_link;	2993	$self->enter_link;
2379		2994
2380	# if exit is damned, update players death & WoR home-position
2381	$self->contr->savebed ($slaying, $hp, $sp)
2382	if $exit->flag (FLAG_DAMNED);
2383
2384	(async {	2995	(async {
2385	$self->deactivate_recursive; # just to be sure	2996	$Coro::current->{desc} = "enter_exit";
		2997
2386	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
2387	$self->goto ($slaying, $hp, $sp);	3028	$self->goto ($map, $x, $y);
2388		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
2389	1;	3034	1
2390	}) {	3035	}) {
2391	$self->message ("Something went wrong deep within the crossfire server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2392	. "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. "
2393	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2394	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2395		3040
2396	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2397	$self->leave_link;	3042	$self->leave_link;
2398	}	3043	}
2399	})->prio (1);	3044	})->prio (1);
2400	}	3045	}
2401		3046
…		…
2415		3060
2416	utf8::encode $text;	3061	utf8::encode $text;
2417	$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);
2418	}	3063	}
2419		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);
		3088	}
		3089
2420	=item $client->send_msg ($color, $type, $msg, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2421		3091
2422	Send a drawinfo or msg packet to the client, formatting the msg for the	3092	Send a drawinfo or msg packet to the client, formatting the msg for the
2423	client if neccessary. C<$type> should be a string identifying the type of	3093	client if neccessary. C<$type> should be a string identifying the type of
2424	the message, with C<log> being the default. If C<$color> is negative, suppress	3094	the message, with C<log> being the default. If C<$color> is negative, suppress
2425	the message unless the client supports the msg packet.	3095	the message unless the client supports the msg packet.
2426		3096
2427	=cut	3097	=cut
2428		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" => $CHAT_CHANNEL,
		3211	);
		3212
2429	sub cf::client::send_msg {	3213	sub cf::client::send_msg {
2430	my ($self, $color, $type, $msg, @extra) = @_;	3214	my ($self, $channel, $msg, $color, @extra) = @_;
2431		3215
2432	$msg = $self->pl->expand_cfpod ($msg);	3216	$msg = $self->pl->expand_cfpod ($msg)
		3217	unless $color & cf::NDI_VERBATIM;
		3218
		3219	$color &= cf::NDI_CLIENT_MASK; # just in case...
		3220
		3221	# check predefined channels, for the benefit of C
		3222	if ($CHANNEL{$channel}) {
		3223	$channel = $CHANNEL{$channel};
		3224
		3225	$self->ext_msg (channel_info => $channel);
		3226	$channel = $channel->{id};
		3227
		3228	} elsif (ref $channel) {
		3229	# send meta info to client, if not yet sent
		3230	unless (exists $self->{channel}{$channel->{id}}) {
		3231	$self->{channel}{$channel->{id}} = $channel;
		3232	$self->ext_msg (channel_info => $channel);
		3233	}
		3234
		3235	$channel = $channel->{id};
		3236	}
2433		3237
2434	return unless @extra || length $msg;	3238	return unless @extra || length $msg;
2435		3239
2436	if ($self->can_msg) {	3240	# default colour, mask it out
2437	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3241	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2438	} else {	3242	if $color & cf::NDI_DEF;
2439	# replace some tags by gcfclient-compatible ones
2440	for ($msg) {
2441	1 while
2442	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2443	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2444	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2445	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2446	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2447	}
2448		3243
2449	if ($color >= 0) {	3244	my $pkt = "msg "
2450	if (0 && $msg =~ /\[/) {	3245	. $self->{json_coder}->encode (
2451	$self->send_packet ("drawextinfo $color 4 0 $msg")	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2452	} else {	3247	);
2453	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2454	$self->send_packet ("drawinfo $color $msg")
2455	}
2456	}
2457	}
2458	}
2459		3248
		3249	$self->send_big_packet ($pkt);
		3250	}
		3251
2460	=item $client->ext_event ($type, %msg)	3252	=item $client->ext_msg ($type, @msg)
2461		3253
2462	Sends an ext event to the client.	3254	Sends an ext event to the client.
2463		3255
2464	=cut	3256	=cut
2465		3257
2466	sub cf::client::ext_event($$%) {	3258	sub cf::client::ext_msg($$@) {
2467	my ($self, $type, %msg) = @_;	3259	my ($self, $type, @msg) = @_;
2468		3260
2469	$msg{msgtype} = "event_$type";
2470	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2471	}	3262	}
2472		3263
2473	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2474		3265
2475	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2530	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2531		3322
2532	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2533		3324
2534	if (ref $msg) {	3325	if (ref $msg) {
		3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		3327
2535	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3328	if (my $cb = $EXTIACMD{$type}) {
2536	if (my %reply = $cb->($ns, $msg)) {	3329	$cb->(
2537	$reply{msgid} = $msg->{msgid};	3330	$ns,
2538	$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);
2539	}	3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
2540	}	3346	}
2541	} else {	3347	} else {
2542	warn "client " . ($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";
2543	}	3349	}
2544		3350
2545	cf::override;	3351	cf::override;
2546	},	3352	},
2547	);	3353	);
…		…
2567		3373
2568	$coro	3374	$coro
2569	}	3375	}
2570		3376
2571	cf::client->attach (	3377	cf::client->attach (
2572	on_destroy => sub {	3378	on_client_destroy => sub {
2573	my ($ns) = @_;	3379	my ($ns) = @_;
2574		3380
2575	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2576	},	3382	},
2577	);	3383	);
…		…
2592	our $safe = new Safe "safe";	3398	our $safe = new Safe "safe";
2593	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
2594		3400
2595	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
2596		3402
2597	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3403	$safe->permit_only (Opcode::opset qw(
		3404	:base_core :base_mem :base_orig :base_math :base_loop
		3405	grepstart grepwhile mapstart mapwhile
		3406	sort time
		3407	));
2598		3408
2599	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
2600		3410
2601	=pod	3411	=pod
2602		3412
2603	The following functions and methods are available within a safe environment:	3413	The following functions and methods are available within a safe environment:
2604		3414
2605	cf::object	3415	cf::object
2606	contr pay_amount pay_player map x y force_find force_add	3416	contr pay_amount pay_player map x y force_find force_add destroy
2607	insert remove	3417	insert remove name archname title slaying race decrease split
		3418	value
2608		3419
2609	cf::object::player	3420	cf::object::player
2610	player	3421	player
2611		3422
2612	cf::player	3423	cf::player
…		…
2617		3428
2618	=cut	3429	=cut
2619		3430
2620	for (	3431	for (
2621	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3432	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2622	insert remove)],	3433	insert remove inv nrof name archname title slaying race
		3434	decrease split destroy change_exp value msg lore send_msg)],
2623	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
2624	["cf::player" => qw(peaceful)],	3436	["cf::player" => qw(peaceful send_msg)],
2625	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
2626	) {	3438	) {
2627	no strict 'refs';
2628	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
2629	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2630	for @funs;	3441	for @funs;
2631	}	3442	}
2632		3443
…		…
2647		3458
2648	my $qcode = $code;	3459	my $qcode = $code;
2649	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2650	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
2651		3462
		3463	%vars = (_dummy => 0) unless %vars;
		3464
		3465	my @res;
2652	local $_;	3466	local $_;
2653	local @safe::cf::_safe_eval_args = values %vars;
2654		3467
2655	my $eval =	3468	my $eval =
2656	"do {\n"	3469	"do {\n"
2657	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2658	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
2659	. $code	3472	. $code
2660	. "\n}"	3473	. "\n}"
2661	;	3474	;
2662		3475
		3476	if ($CFG{safe_eval}) {
2663	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
2664	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2665	sub_generation_inc;	3480	sub_generation_inc;
		3481	} else {
		3482	local @cf::_safe_eval_args = values %vars;
		3483	@res = wantarray ? eval eval : scalar eval $eval;
		3484	}
2666		3485
2667	if ($@) {	3486	if ($@) {
2668	warn "$@";	3487	warn "$@",
2669	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
2670	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
2671	}	3490	}
2672		3491
2673	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
2674	}	3493	}
2675		3494
…		…
2689	=cut	3508	=cut
2690		3509
2691	sub register_script_function {	3510	sub register_script_function {
2692	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
2693		3512
2694	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
2695	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
2696	}	3515	}
2697		3516
2698	=back	3517	=back
2699		3518
2700	=cut	3519	=cut
2701		3520
2702	#############################################################################	3521	#############################################################################
2703	# the server's init and main functions	3522	# the server's init and main functions
2704		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	$idx
		3546	}
		3547
2705	sub load_facedata($) {	3548	sub load_facedata($) {
2706	my ($path) = @_;	3549	my ($path) = @_;
2707		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
2708	warn "loading facedata from $path\n";	3557	trace "loading facedata from $path\n";
2709		3558
2710	my $facedata;	3559	my $facedata = decode_storable load_file $path;
2711	0 < aio_load $path, $facedata
2712	or die "$path: $!";
2713
2714	$facedata = Coro::Storable::thaw $facedata;
2715		3560
2716	$facedata->{version} == 2	3561	$facedata->{version} == 2
2717	or cf::cleanup "$path: version mismatch, cannot proceed.";	3562	or cf::cleanup "$path: version mismatch, cannot proceed.";
2718		3563
		3564	cf::cede_to_tick;
		3565
2719	{	3566	{
2720	my $faces = $facedata->{faceinfo};	3567	my $faces = $facedata->{faceinfo};
2721		3568
2722	while (my ($face, $info) = each %$faces) {	3569	for my $face (sort keys %$faces) {
		3570	my $info = $faces->{$face};
2723	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3571	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3572
2724	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3573	cf::face::set_visibility $idx, $info->{visibility};
		3574	cf::face::set_magicmap $idx, $info->{magicmap};
2725	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3575	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2726	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3576	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2727	Coro::cede;	3577	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3578	$FACEHASH{$info->{hash64}} = $idx;#d#
		3579
		3580	cf::cede_to_tick;
2728	}	3581	}
2729		3582
2730	while (my ($face, $info) = each %$faces) {	3583	while (my ($face, $info) = each %$faces) {
2731	next unless $info->{smooth};	3584	next unless $info->{smooth};
		3585
2732	my $idx = cf::face::find $face	3586	my $idx = cf::face::find $face
2733	or next;	3587	or next;
		3588
2734	if (my $smooth = cf::face::find $info->{smooth}) {	3589	if (my $smooth = cf::face::find $info->{smooth}) {
		3590	cf::face::set_smooth $idx, $smooth;
2735	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3591	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2736	} else {	3592	} else {
2737	warn "smooth face '$info->{smooth}' not found for face '$face'";	3593	error "smooth face '$info->{smooth}' not found for face '$face'";
2738	}	3594	}
2739	Coro::cede;	3595
		3596	cf::cede_to_tick;
2740	}	3597	}
2741	}	3598	}
2742		3599
2743	{	3600	{
2744	my $anims = $facedata->{animinfo};	3601	my $anims = $facedata->{animinfo};
2745		3602
2746	while (my ($anim, $info) = each %$anims) {	3603	while (my ($anim, $info) = each %$anims) {
2747	cf::anim::set $anim, $info->{frames}, $info->{facings};	3604	cf::anim::set $anim, $info->{frames}, $info->{facings};
2748	Coro::cede;	3605	cf::cede_to_tick;
2749	}	3606	}
2750		3607
2751	cf::anim::invalidate_all; # d'oh	3608	cf::anim::invalidate_all; # d'oh
2752	}	3609	}
2753		3610
		3611	{
		3612	my $res = $facedata->{resource};
		3613
		3614	while (my ($name, $info) = each %$res) {
		3615	if (defined (my $type = $info->{type})) {
		3616	# TODO: different hash - must free and use new index, or cache ixface data queue
		3617	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3618
		3619	cf::face::set_type $idx, $type;
		3620	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3621	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3622	$FACEHASH{$info->{hash}} = $idx;#d#
		3623	} else {
		3624	# $RESOURCE{$name} = $info; # unused
		3625	}
		3626
		3627	cf::cede_to_tick;
		3628	}
		3629	}
		3630
		3631	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3632
2754	1	3633	1
2755	}	3634	}
2756		3635
		3636	register_exticmd fx_want => sub {
		3637	my ($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 $_, 1 .. cf::settings->max_level]
		3660	);
		3661	}
		3662
		3663	sub reload_materials {
		3664	_reload_materials;
		3665	}
		3666
2757	sub reload_regions {	3667	sub reload_regions {
		3668	# HACK to clear player env face cache, we need some signal framework
		3669	# for this (global event?)
		3670	%ext::player_env::MUSIC_FACE_CACHE = ();
		3671
2758	load_resource_file "$MAPDIR/regions"	3672	load_resource_file "$MAPDIR/regions"
2759	or die "unable to load regions file\n";	3673	or die "unable to load regions file\n";
		3674
		3675	for (cf::region::list) {
		3676	$_->{match} = qr/$_->{match}/
		3677	if exists $_->{match};
		3678	}
2760	}	3679	}
2761		3680
2762	sub reload_facedata {	3681	sub reload_facedata {
2763	load_facedata "$DATADIR/facedata"	3682	load_facedata "$DATADIR/facedata"
2764	or die "unable to load facedata\n";	3683	or die "unable to load facedata\n";
2765	}	3684	}
2766		3685
2767	sub reload_archetypes {	3686	sub reload_archetypes {
2768	load_resource_file "$DATADIR/archetypes"	3687	load_resource_file "$DATADIR/archetypes"
2769	or die "unable to load archetypes\n";	3688	or die "unable to load archetypes\n";
2770	#d# NEED to laod twice to resolve forward references	3689
2771	# this really needs to be done in an extra post-pass	3690	add_face "res/skill_info" => FT_RSRC,
2772	# (which needs to be synchronous, so solve it differently)	3691	JSON::XS->new->utf8->canonical->encode (
2773	load_resource_file "$DATADIR/archetypes"	3692	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
2774	or die "unable to load archetypes\n";	3693	);
		3694	add_face "res/spell_paths" => FT_RSRC,
		3695	JSON::XS->new->utf8->canonical->encode (
		3696	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3697	);
2775	}	3698	}
2776		3699
2777	sub reload_treasures {	3700	sub reload_treasures {
2778	load_resource_file "$DATADIR/treasures"	3701	load_resource_file "$DATADIR/treasures"
2779	or die "unable to load treasurelists\n";	3702	or die "unable to load treasurelists\n";
2780	}	3703	}
2781		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
2782	sub reload_resources {	3725	sub reload_resources {
2783	warn "reloading resource files...\n";	3726	trace "reloading resource files...\n";
2784		3727
		3728	reload_materials;
		3729	reload_facedata;
		3730	reload_exp_table;
		3731	reload_sound;
		3732	reload_archetypes;
2785	reload_regions;	3733	reload_regions;
2786	reload_facedata;
2787	#reload_archetypes;#d#
2788	reload_archetypes;
2789	reload_treasures;	3734	reload_treasures;
2790		3735
2791	warn "finished reloading resource files\n";	3736	trace "finished reloading resource files\n";
2792	}	3737	}
2793		3738
2794	sub init {	3739	sub reload_config {
2795	reload_resources;	3740	trace "reloading config file...\n";
2796	}
2797		3741
2798	sub cfg_load {	3742	my $config = load_file "$CONFDIR/config";
2799	open my $fh, "<:utf8", "$CONFDIR/config"	3743	utf8::decode $config;
2800	or return;	3744	*CFG = decode_yaml $config;
2801		3745
2802	local $/;
2803	*CFG = YAML::Syck::Load <$fh>;
2804
2805	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3746	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2806		3747
2807	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3748	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2808	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3749	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2809		3750
2810	if (exists $CFG{mlockall}) {	3751	if (exists $CFG{mlockall}) {
…		…
2814	};	3755	};
2815	warn $@ if $@;	3756	warn $@ if $@;
2816	}	3757	}
2817	}	3758	}
2818		3759
		3760	sub pidfile() {
		3761	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3762	or die "$PIDFILE: $!";
		3763	flock $fh, &Fcntl::LOCK_EX
		3764	or die "$PIDFILE: flock: $!";
		3765	$fh
		3766	}
		3767
		3768	# make sure only one server instance is running at any one time
		3769	sub atomic {
		3770	my $fh = pidfile;
		3771
		3772	my $pid = <$fh>;
		3773	kill 9, $pid if $pid > 0;
		3774
		3775	seek $fh, 0, 0;
		3776	print $fh $$;
		3777	}
		3778
		3779	sub main_loop {
		3780	trace "EV::loop starting\n";
		3781	if (1) {
		3782	EV::loop;
		3783	}
		3784	trace "EV::loop returned\n";
		3785	goto &main_loop unless $REALLY_UNLOOP;
		3786	}
		3787
2819	sub main {	3788	sub main {
		3789	cf::init_globals; # initialise logging
		3790
		3791	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3792	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3793	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3794	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3795
		3796	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3797
2820	# we must not ever block the main coroutine	3798	# we must not ever block the main coroutine
2821	local $Coro::idle = sub {	3799	$Coro::idle = sub {
2822	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3800	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2823	(async {	3801	(async {
2824	Event::one_event;	3802	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3803	EV::loop EV::LOOP_ONESHOT;
2825	})->prio (Coro::PRIO_MAX);	3804	})->prio (Coro::PRIO_MAX);
2826	};	3805	};
2827		3806
2828	cfg_load;	3807	evthread_start IO::AIO::poll_fileno;
		3808
		3809	cf::sync_job {
		3810	cf::incloader::init ();
		3811
2829	db_init;	3812	db_init;
		3813
		3814	cf::init_anim;
		3815	cf::init_attackmess;
		3816	cf::init_dynamic;
		3817
		3818	cf::load_settings;
		3819
		3820	reload_resources;
		3821	reload_config;
		3822
		3823	cf::init_uuid;
		3824	cf::init_signals;
		3825	cf::init_skills;
		3826
		3827	cf::init_beforeplay;
		3828
		3829	atomic;
		3830
2830	load_extensions;	3831	load_extensions;
2831		3832
2832	$TICK_WATCHER->start;	3833	utime time, time, $RUNTIMEFILE;
2833	Event::loop;	3834
		3835	# no (long-running) fork's whatsoever before this point(!)
		3836	use POSIX ();
		3837	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3838
		3839	cf::_post_init 0;
		3840	};
		3841
		3842	cf::object::thawer::errors_are_fatal 0;
		3843	info "parse errors in files are no longer fatal from this point on.\n";
		3844
		3845	AE::postpone {
		3846	undef &main; # free gobs of memory :)
		3847	};
		3848
		3849	goto &main_loop;
2834	}	3850	}
2835		3851
2836	#############################################################################	3852	#############################################################################
2837	# initialisation and cleanup	3853	# initialisation and cleanup
2838		3854
2839	# install some emergency cleanup handlers	3855	# install some emergency cleanup handlers
2840	BEGIN {	3856	BEGIN {
		3857	our %SIGWATCHER = ();
2841	for my $signal (qw(INT HUP TERM)) {	3858	for my $signal (qw(INT HUP TERM)) {
2842	Event->signal (	3859	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2843	reentrant => 0,
2844	data => WF_AUTOCANCEL,
2845	signal => $signal,
2846	prio => 0,
2847	cb => sub {
2848	cf::cleanup "SIG$signal";	3860	cf::cleanup "SIG$signal";
2849	},
2850	);	3861	};
2851	}	3862	}
2852	}	3863	}
2853		3864
2854	sub write_runtime {	3865	sub write_runtime_sync {
2855	my $runtime = "$LOCALDIR/runtime";	3866	my $t0 = AE::time;
2856		3867
2857	# first touch the runtime file to show we are still running:	3868	# first touch the runtime file to show we are still running:
2858	# the fsync below can take a very very long time.	3869	# the fsync below can take a very very long time.
2859		3870
2860	IO::AIO::aio_utime $runtime, undef, undef;	3871	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2861		3872
2862	my $guard = cf::lock_acquire "write_runtime";	3873	my $guard = cf::lock_acquire "write_runtime";
2863		3874
2864	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3875	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2865	or return;	3876	or return;
2866		3877
2867	my $value = $cf::RUNTIME + 90 + 10;	3878	my $value = $cf::RUNTIME + 90 + 10;
2868	# 10 is the runtime save interval, for a monotonic clock	3879	# 10 is the runtime save interval, for a monotonic clock
2869	# 60 allows for the watchdog to kill the server.	3880	# 60 allows for the watchdog to kill the server.
…		…
2879	aio_utime $fh, undef, undef;	3890	aio_utime $fh, undef, undef;
2880		3891
2881	close $fh	3892	close $fh
2882	or return;	3893	or return;
2883		3894
2884	aio_rename "$runtime~", $runtime	3895	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2885	and return;	3896	and return;
2886		3897
2887	warn "runtime file written.\n";	3898	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
2888		3899
2889	1	3900	1
		3901	}
		3902
		3903	our $uuid_lock;
		3904	our $uuid_skip;
		3905
		3906	sub write_uuid_sync($) {
		3907	$uuid_skip ||= $_[0];
		3908
		3909	return if $uuid_lock;
		3910	local $uuid_lock = 1;
		3911
		3912	my $uuid = "$LOCALDIR/uuid";
		3913
		3914	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3915	or return;
		3916
		3917	my $value = uuid_seq uuid_cur;
		3918
		3919	unless ($value) {
		3920	info "cowardly refusing to write zero uuid value!\n";
		3921	return;
		3922	}
		3923
		3924	my $value = uuid_str $value + $uuid_skip;
		3925	$uuid_skip = 0;
		3926
		3927	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3928	and return;
		3929
		3930	# always fsync - this file is important
		3931	aio_fsync $fh
		3932	and return;
		3933
		3934	close $fh
		3935	or return;
		3936
		3937	aio_rename "$uuid~", $uuid
		3938	and return;
		3939
		3940	trace "uuid file written ($value).\n";
		3941
		3942	1
		3943
		3944	}
		3945
		3946	sub write_uuid($$) {
		3947	my ($skip, $sync) = @_;
		3948
		3949	$sync ? write_uuid_sync $skip
		3950	: async { write_uuid_sync $skip };
2890	}	3951	}
2891		3952
2892	sub emergency_save() {	3953	sub emergency_save() {
2893	my $freeze_guard = cf::freeze_mainloop;	3954	my $freeze_guard = cf::freeze_mainloop;
2894		3955
2895	warn "enter emergency perl save\n";	3956	info "emergency_perl_save: enter\n";
		3957
		3958	# this is a trade-off: we want to be very quick here, so
		3959	# save all maps without fsync, and later call a global sync
		3960	# (which in turn might be very very slow)
		3961	local $USE_FSYNC = 0;
2896		3962
2897	cf::sync_job {	3963	cf::sync_job {
		3964	cf::write_runtime_sync; # external watchdog should not bark
		3965
2898	# use a peculiar iteration method to avoid tripping on perl	3966	# use a peculiar iteration method to avoid tripping on perl
2899	# refcount bugs in for. also avoids problems with players	3967	# refcount bugs in for. also avoids problems with players
2900	# and maps saved/destroyed asynchronously.	3968	# and maps saved/destroyed asynchronously.
2901	warn "begin emergency player save\n";	3969	info "emergency_perl_save: begin player save\n";
2902	for my $login (keys %cf::PLAYER) {	3970	for my $login (keys %cf::PLAYER) {
2903	my $pl = $cf::PLAYER{$login} or next;	3971	my $pl = $cf::PLAYER{$login} or next;
2904	$pl->valid or next;	3972	$pl->valid or next;
		3973	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2905	$pl->save;	3974	$pl->save;
2906	}	3975	}
2907	warn "end emergency player save\n";	3976	info "emergency_perl_save: end player save\n";
2908		3977
2909	warn "begin emergency map save\n";	3978	cf::write_runtime_sync; # external watchdog should not bark
		3979
		3980	info "emergency_perl_save: begin map save\n";
2910	for my $path (keys %cf::MAP) {	3981	for my $path (keys %cf::MAP) {
2911	my $map = $cf::MAP{$path} or next;	3982	my $map = $cf::MAP{$path} or next;
2912	$map->valid or next;	3983	$map->valid or next;
2913	$map->save;	3984	$map->save;
2914	}	3985	}
2915	warn "end emergency map save\n";	3986	info "emergency_perl_save: end map save\n";
2916		3987
2917	warn "begin emergency database checkpoint\n";	3988	cf::write_runtime_sync; # external watchdog should not bark
		3989
		3990	info "emergency_perl_save: begin database checkpoint\n";
2918	BDB::db_env_txn_checkpoint $DB_ENV;	3991	BDB::db_env_txn_checkpoint $DB_ENV;
2919	warn "end emergency database checkpoint\n";	3992	info "emergency_perl_save: end database checkpoint\n";
		3993
		3994	info "emergency_perl_save: begin write uuid\n";
		3995	write_uuid_sync 1;
		3996	info "emergency_perl_save: end write uuid\n";
		3997
		3998	cf::write_runtime_sync; # external watchdog should not bark
		3999
		4000	trace "emergency_perl_save: syncing database to disk";
		4001	BDB::db_env_txn_checkpoint $DB_ENV;
		4002
		4003	info "emergency_perl_save: starting sync\n";
		4004	IO::AIO::aio_sync sub {
		4005	info "emergency_perl_save: finished sync\n";
		4006	};
		4007
		4008	cf::write_runtime_sync; # external watchdog should not bark
		4009
		4010	trace "emergency_perl_save: flushing outstanding aio requests";
		4011	while (IO::AIO::nreqs || BDB::nreqs) {
		4012	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4013	}
		4014
		4015	cf::write_runtime_sync; # external watchdog should not bark
2920	};	4016	};
2921		4017
2922	warn "leave emergency perl save\n";	4018	info "emergency_perl_save: leave\n";
2923	}	4019	}
2924		4020
2925	sub post_cleanup {	4021	sub post_cleanup {
2926	my ($make_core) = @_;	4022	my ($make_core) = @_;
2927		4023
		4024	IO::AIO::flush;
		4025
2928	warn Carp::longmess "post_cleanup backtrace"	4026	error Carp::longmess "post_cleanup backtrace"
2929	if $make_core;	4027	if $make_core;
		4028
		4029	my $fh = pidfile;
		4030	unlink $PIDFILE if <$fh> == $$;
		4031	}
		4032
		4033	# a safer delete_package, copied from Symbol
		4034	sub clear_package($) {
		4035	my $pkg = shift;
		4036
		4037	# expand to full symbol table name if needed
		4038	unless ($pkg =~ /^main::.*::$/) {
		4039	$pkg = "main$pkg" if $pkg =~ /^::/;
		4040	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4041	$pkg .= '::' unless $pkg =~ /::$/;
		4042	}
		4043
		4044	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4045	my $stem_symtab = *{$stem}{HASH};
		4046
		4047	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4048	or return;
		4049
		4050	# clear all symbols
		4051	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4052	for my $name (keys %$leaf_symtab) {
		4053	_gv_clear *{"$pkg$name"};
		4054	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4055	}
2930	}	4056	}
2931		4057
2932	sub do_reload_perl() {	4058	sub do_reload_perl() {
2933	# can/must only be called in main	4059	# can/must only be called in main
2934	if ($Coro::current != $Coro::main) {	4060	unless (in_main) {
2935	warn "can only reload from main coroutine";	4061	error "can only reload from main coroutine";
2936	return;	4062	return;
2937	}	4063	}
2938		4064
2939	warn "reloading...";	4065	return if $RELOAD++;
2940		4066
2941	warn "entering sync_job";	4067	my $t1 = AE::time;
2942		4068
		4069	while ($RELOAD) {
		4070	cf::get_slot 0.1, -1, "reload_perl";
		4071	info "perl_reload: reloading...";
		4072
		4073	trace "perl_reload: entering sync_job";
		4074
2943	cf::sync_job {	4075	cf::sync_job {
2944	cf::write_runtime; # external watchdog should not bark
2945	cf::emergency_save;	4076	#cf::emergency_save;
2946	cf::write_runtime; # external watchdog should not bark
2947		4077
2948	warn "syncing database to disk";
2949	BDB::db_env_txn_checkpoint $DB_ENV;
2950
2951	# if anything goes wrong in here, we should simply crash as we already saved
2952
2953	warn "cancelling all WF_AUTOCANCEL watchers";
2954	for (Event::all_watchers) {
2955	$_->cancel if $_->data & WF_AUTOCANCEL;
2956	}
2957
2958	warn "flushing outstanding aio requests";
2959	for (;;) {
2960	BDB::flush;
2961	IO::AIO::flush;
2962	Coro::cede;
2963	last unless IO::AIO::nreqs || BDB::nreqs;
2964	warn "iterate...";
2965	}
2966
2967	++$RELOAD;
2968
2969	warn "cancelling all extension coros";	4078	trace "perl_reload: cancelling all extension coros";
2970	$_->cancel for values %EXT_CORO;	4079	$_->cancel for values %EXT_CORO;
2971	%EXT_CORO = ();	4080	%EXT_CORO = ();
2972		4081
2973	warn "removing commands";	4082	trace "perl_reload: removing commands";
2974	%COMMAND = ();	4083	%COMMAND = ();
2975		4084
2976	warn "removing ext/exti commands";	4085	trace "perl_reload: removing ext/exti commands";
2977	%EXTCMD = ();	4086	%EXTCMD = ();
2978	%EXTICMD = ();	4087	%EXTICMD = ();
2979		4088
2980	warn "unloading/nuking all extensions";	4089	trace "perl_reload: unloading/nuking all extensions";
2981	for my $pkg (@EXTS) {	4090	for my $pkg (@EXTS) {
2982	warn "... unloading $pkg";	4091	trace "... unloading $pkg";
2983		4092
2984	if (my $cb = $pkg->can ("unload")) {	4093	if (my $cb = $pkg->can ("unload")) {
2985	eval {	4094	eval {
2986	$cb->($pkg);	4095	$cb->($pkg);
2987	1	4096	1
2988	} or warn "$pkg unloaded, but with errors: $@";	4097	} or error "$pkg unloaded, but with errors: $@";
		4098	}
		4099
		4100	trace "... clearing $pkg";
		4101	clear_package $pkg;
2989	}	4102	}
2990		4103
2991	warn "... nuking $pkg";
2992	Symbol::delete_package $pkg;
2993	}
2994
2995	warn "unloading all perl modules loaded from $LIBDIR";	4104	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
2996	while (my ($k, $v) = each %INC) {	4105	while (my ($k, $v) = each %INC) {
2997	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4106	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2998		4107
2999	warn "... unloading $k";	4108	trace "... unloading $k";
3000	delete $INC{$k};	4109	delete $INC{$k};
3001		4110
3002	$k =~ s/\.pm$//;	4111	$k =~ s/\.pm$//;
3003	$k =~ s/\//::/g;	4112	$k =~ s/\//::/g;
3004		4113
3005	if (my $cb = $k->can ("unload_module")) {	4114	if (my $cb = $k->can ("unload_module")) {
3006	$cb->();	4115	$cb->();
		4116	}
		4117
		4118	clear_package $k;
3007	}	4119	}
3008		4120
3009	Symbol::delete_package $k;
3010	}
3011
3012	warn "getting rid of safe::, as good as possible";	4121	trace "perl_reload: getting rid of safe::, as good as possible";
3013	Symbol::delete_package "safe::$_"	4122	clear_package "safe::$_"
3014	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4123	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3015		4124
3016	warn "unloading cf.pm \"a bit\"";	4125	trace "perl_reload: unloading cf.pm \"a bit\"";
3017	delete $INC{"cf.pm"};	4126	delete $INC{"cf.pm"};
3018	delete $INC{"cf/pod.pm"};	4127	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3019		4128
3020	# don't, removes xs symbols, too,	4129	# don't, removes xs symbols, too,
3021	# and global variables created in xs	4130	# and global variables created in xs
3022	#Symbol::delete_package __PACKAGE__;	4131	#clear_package __PACKAGE__;
3023		4132
3024	warn "unload completed, starting to reload now";	4133	info "perl_reload: unload completed, starting to reload now";
3025		4134
3026	warn "reloading cf.pm";	4135	trace "perl_reload: reloading cf.pm";
3027	require cf;	4136	require cf;
3028	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4137	cf::_connect_to_perl_1;
3029		4138
3030	warn "loading config and database again";	4139	trace "perl_reload: loading config and database again";
3031	cf::cfg_load;	4140	cf::reload_config;
3032		4141
3033	warn "loading extensions";	4142	trace "perl_reload: loading extensions";
3034	cf::load_extensions;	4143	cf::load_extensions;
3035		4144
		4145	if ($REATTACH_ON_RELOAD) {
3036	warn "reattaching attachments to objects/players";	4146	trace "perl_reload: reattaching attachments to objects/players";
3037	_global_reattach; # objects, sockets	4147	_global_reattach; # objects, sockets
3038	warn "reattaching attachments to maps";	4148	trace "perl_reload: reattaching attachments to maps";
3039	reattach $_ for values %MAP;	4149	reattach $_ for values %MAP;
3040	warn "reattaching attachments to players";	4150	trace "perl_reload: reattaching attachments to players";
3041	reattach $_ for values %PLAYER;	4151	reattach $_ for values %PLAYER;
		4152	}
3042		4153
3043	warn "leaving sync_job";	4154	cf::_post_init 1;
3044		4155
		4156	trace "perl_reload: leaving sync_job";
		4157
3045	1	4158	1
3046	} or do {	4159	} or do {
3047	warn $@;	4160	error $@;
3048	warn "error while reloading, exiting.";	4161	cf::cleanup "perl_reload: error, exiting.";
3049	exit 1;	4162	};
		4163
		4164	--$RELOAD;
3050	};	4165	}
3051		4166
3052	warn "reloaded";	4167	$t1 = AE::time - $t1;
		4168	info "perl_reload: completed in ${t1}s\n";
3053	};	4169	};
3054		4170
3055	our $RELOAD_WATCHER; # used only during reload	4171	our $RELOAD_WATCHER; # used only during reload
3056		4172
3057	sub reload_perl() {	4173	sub reload_perl() {
3058	# doing reload synchronously and two reloads happen back-to-back,	4174	# doing reload synchronously and two reloads happen back-to-back,
3059	# coro crashes during coro_state_free->destroy here.	4175	# coro crashes during coro_state_free->destroy here.
3060		4176
3061	$RELOAD_WATCHER ||= Event->timer (	4177	$RELOAD_WATCHER ||= cf::async {
3062	reentrant => 0,	4178	Coro::AIO::aio_wait cache_extensions;
3063	after => 0,	4179
3064	data => WF_AUTOCANCEL,	4180	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3065	cb => sub {
3066	do_reload_perl;	4181	do_reload_perl;
3067	undef $RELOAD_WATCHER;	4182	undef $RELOAD_WATCHER;
3068	},	4183	};
3069	);	4184	};
3070	}	4185	}
3071		4186
3072	register_command "reload" => sub {	4187	register_command "reload" => sub {
3073	my ($who, $arg) = @_;	4188	my ($who, $arg) = @_;
3074		4189
3075	if ($who->flag (FLAG_WIZ)) {	4190	if ($who->flag (FLAG_WIZ)) {
3076	$who->message ("reloading server.");	4191	$who->message ("reloading server.");
		4192	async {
		4193	$Coro::current->{desc} = "perl_reload";
3077	async { reload_perl };	4194	reload_perl;
		4195	};
3078	}	4196	}
3079	};	4197	};
3080		4198
3081	unshift @INC, $LIBDIR;	4199	#############################################################################
3082		4200
3083	my $bug_warning = 0;	4201	my $bug_warning = 0;
3084		4202
3085	our @WAIT_FOR_TICK;
3086	our @WAIT_FOR_TICK_BEGIN;
3087
3088	sub wait_for_tick {	4203	sub wait_for_tick() {
3089	return unless $TICK_WATCHER->is_active;	4204	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3090	return if $Coro::current == $Coro::main;
3091		4205
3092	my $signal = new Coro::Signal;	4206	$WAIT_FOR_TICK->wait;
3093	push @WAIT_FOR_TICK, $signal;
3094	$signal->wait;
3095	}	4207	}
3096		4208
3097	sub wait_for_tick_begin {	4209	sub wait_for_tick_begin() {
3098	return unless $TICK_WATCHER->is_active;	4210	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3099	return if $Coro::current == $Coro::main;
3100		4211
3101	my $signal = new Coro::Signal;	4212	my $signal = new Coro::Signal;
3102	push @WAIT_FOR_TICK_BEGIN, $signal;	4213	push @WAIT_FOR_TICK_BEGIN, $signal;
3103	$signal->wait;	4214	$signal->wait;
3104	}	4215	}
3105		4216
3106	my $min = 1e6;#d#	4217	sub tick {
3107	my $avg = 10;
3108	$TICK_WATCHER = Event->timer (
3109	reentrant => 0,
3110	parked => 1,
3111	prio => 0,
3112	at => $NEXT_TICK || $TICK,
3113	data => WF_AUTOCANCEL,
3114	cb => sub {
3115	if ($Coro::current != $Coro::main) {	4218	if ($Coro::current != $Coro::main) {
3116	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4219	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3117	unless ++$bug_warning > 10;	4220	unless ++$bug_warning > 10;
3118	return;	4221	return;
3119	}	4222	}
3120		4223
3121	$NOW = $tick_start = Event::time;	4224	cf::one_tick; # one server iteration
3122		4225
3123	cf::server_tick; # one server iteration	4226	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3124		4227
3125	0 && sync_job {#d#	4228	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3126	for(1..10) {	4229	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3127	my $t = Event::time;	4230	Coro::async_pool {
3128	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4231	$Coro::current->{desc} = "runtime saver";
3129	or die;	4232	write_runtime_sync
3130		4233	or error "ERROR: unable to write runtime file: $!";
3131	$map->width (50);
3132	$map->height (50);
3133	$map->alloc;
3134	$map->_load_objects ("/tmp/x.map", 1);
3135	my $t = Event::time - $t;
3136
3137	#next unless $t < 0.0013;#d#
3138	if ($t < $min) {
3139	$min = $t;
3140	}
3141	$avg = $avg * 0.99 + $t * 0.01;
3142	}
3143	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3144	exit 0;
3145	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3146	};	4234	};
		4235	}
3147		4236
3148	$RUNTIME += $TICK;
3149	$NEXT_TICK += $TICK;
3150
3151	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3152	$NEXT_RUNTIME_WRITE = $NOW + 10;
3153	Coro::async_pool {
3154	write_runtime
3155	or warn "ERROR: unable to write runtime file: $!";
3156	};
3157	}
3158
3159	# my $AFTER = Event::time;
3160	# warn $AFTER - $NOW;#d#
3161
3162	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4237	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3163	$sig->send;	4238	$sig->send;
3164	}	4239	}
3165	while (my $sig = shift @WAIT_FOR_TICK) {	4240	$WAIT_FOR_TICK->broadcast;
3166	$sig->send;
3167	}
3168		4241
3169	$NOW = Event::time;	4242	$LOAD = ($NOW - $TICK_START) / $TICK;
3170
3171	# if we are delayed by four ticks or more, skip them all
3172	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3173
3174	$TICK_WATCHER->at ($NEXT_TICK);
3175	$TICK_WATCHER->start;
3176
3177	$LOAD = ($NOW - $tick_start) / $TICK;
3178	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4243	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3179		4244
3180	_post_tick;	4245	if (0) {
3181		4246	if ($NEXT_TICK) {
3182		4247	my $jitter = $TICK_START - $NEXT_TICK;
		4248	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4249	debug "jitter $JITTER\n";#d#
		4250	}
3183	},	4251	}
3184	);	4252	}
3185		4253
3186	{	4254	{
3187	BDB::max_poll_time $TICK * 0.1;	4255	# configure BDB
3188	$BDB_POLL_WATCHER = Event->io (	4256	info "initialising database";
3189	reentrant => 0,	4257
3190	fd => BDB::poll_fileno,
3191	poll => 'r',
3192	prio => 0,
3193	data => WF_AUTOCANCEL,
3194	cb => \&BDB::poll_cb,
3195	);
3196	BDB::min_parallel 8;	4258	BDB::min_parallel 16;
3197		4259	BDB::max_poll_reqs $TICK * 0.1;
3198	BDB::set_sync_prepare {	4260	#$AnyEvent::BDB::WATCHER->priority (1);
3199	my $status;
3200	my $current = $Coro::current;
3201	(
3202	sub {
3203	$status = $!;
3204	$current->ready; undef $current;
3205	},
3206	sub {
3207	Coro::schedule while defined $current;
3208	$! = $status;
3209	},
3210	)
3211	};
3212		4261
3213	unless ($DB_ENV) {	4262	unless ($DB_ENV) {
3214	$DB_ENV = BDB::db_env_create;	4263	$DB_ENV = BDB::db_env_create;
		4264	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4265	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4266	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4267	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4268	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3215		4269
3216	cf::sync_job {	4270	cf::sync_job {
3217	eval {	4271	eval {
3218	BDB::db_env_open	4272	BDB::db_env_open
3219	$DB_ENV,	4273	$DB_ENV,
…		…
3221	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4275	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3222	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4276	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3223	0666;	4277	0666;
3224		4278
3225	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4279	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3226
3227	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3228	$DB_ENV->set_lk_detect;
3229	};	4280	};
3230		4281
3231	cf::cleanup "db_env_open(db): $@" if $@;	4282	cf::cleanup "db_env_open(db): $@" if $@;
3232	};	4283	};
3233	}	4284	}
		4285
		4286	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4287	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4288	};
		4289	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4290	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4291	};
		4292	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4293	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4294	};
		4295
		4296	info "database initialised";
3234	}	4297	}
3235		4298
3236	{	4299	{
		4300	# configure IO::AIO
		4301
		4302	info "initialising aio";
3237	IO::AIO::min_parallel 8;	4303	IO::AIO::min_parallel 8;
3238
3239	undef $Coro::AIO::WATCHER;
3240	IO::AIO::max_poll_time $TICK * 0.1;	4304	IO::AIO::max_poll_time $TICK * 0.1;
3241	$AIO_POLL_WATCHER = Event->io (	4305	undef $AnyEvent::AIO::WATCHER;
3242	reentrant => 0,	4306	info "aio initialised";
3243	data => WF_AUTOCANCEL,
3244	fd => IO::AIO::poll_fileno,
3245	poll => 'r',
3246	prio => 6,
3247	cb => \&IO::AIO::poll_cb,
3248	);
3249	}	4307	}
3250		4308
3251	my $_log_backtrace;	4309	our $_log_backtrace;
		4310	our $_log_backtrace_last;
3252		4311
3253	sub _log_backtrace {	4312	sub _log_backtrace {
3254	my ($msg, @addr) = @_;	4313	my ($msg, @addr) = @_;
3255		4314
3256	$msg =~ s/\n//;	4315	$msg =~ s/\n$//;
3257		4316
		4317	if ($_log_backtrace_last eq $msg) {
		4318	LOG llevInfo, "[ABT] $msg\n";
		4319	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3258	# limit the # of concurrent backtraces	4320	# limit the # of concurrent backtraces
3259	if ($_log_backtrace < 2) {	4321	} elsif ($_log_backtrace < 2) {
		4322	$_log_backtrace_last = $msg;
3260	++$_log_backtrace;	4323	++$_log_backtrace;
		4324	my $perl_bt = Carp::longmess $msg;
3261	async {	4325	async {
		4326	$Coro::current->{desc} = "abt $msg";
		4327
3262	my @bt = fork_call {	4328	my @bt = fork_call {
3263	@addr = map { sprintf "%x", $_ } @addr;	4329	@addr = map { sprintf "%x", $_ } @addr;
3264	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4330	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3265	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4331	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3266	or die "addr2line: $!";	4332	or die "addr2line: $!";
…		…
3274	}	4340	}
3275		4341
3276	@funcs	4342	@funcs
3277	};	4343	};
3278		4344
3279	LOG llevInfo, "[ABT] $msg\n";	4345	LOG llevInfo, "[ABT] $perl_bt\n";
		4346	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3280	LOG llevInfo, "[ABT] $_\n" for @bt;	4347	LOG llevInfo, "[ABT] $_\n" for @bt;
3281	--$_log_backtrace;	4348	--$_log_backtrace;
3282	};	4349	};
3283	} else {	4350	} else {
3284	LOG llevInfo, "[ABT] $msg\n";	4351	LOG llevInfo, "[ABT] $msg\n";
3285	LOG llevInfo, "[ABT] [suppressed]\n";	4352	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3286	}	4353	}
3287	}	4354	}
3288		4355
3289	# load additional modules	4356	# load additional modules
3290	use cf::pod;	4357	require "cf/$_.pm" for @EXTRA_MODULES;
		4358	cf::_connect_to_perl_2;
3291		4359
3292	END { cf::emergency_save }	4360	END { cf::emergency_save }
3293		4361
3294	1	4362	1
3295		4363

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