ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.303 by root, Wed Jul 11 15:57:31 2007 UTC vs.
Revision 1.598 by root, Sun Nov 11 02:38:10 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;
33	use Compress::LZF;	63	use Compress::LZF;
34	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
35		67
36	# configure various modules to our taste	68	# configure various modules to our taste
37	#	69	#
38	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	71	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		72
		73	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		74
		75	# make sure c-lzf reinitialises itself
		76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41		78
42	$Event::Eval = 1; # no idea why this is required, but it is	79	# strictly for debugging
43		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		81
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		83
		84	our @ORIG_INC;
50		85
51	our %COMMAND = ();	86	our %COMMAND = ();
52	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
53		88
54	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
56	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
59		96
60	our $RELOAD; # number of reloads so far	97	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
62		101
63	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
64	our $DATADIR = datadir;	104	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
68	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
		115	our $PIDFILE = "$LOCALDIR/pid";
		116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		117
		118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
74		125
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	128	our $NEXT_TICK;
		129	our $USE_FSYNC = 1; # use fsync to write maps - default on
		130
		131	our $BDB_DEADLOCK_WATCHER;
		132	our $BDB_CHECKPOINT_WATCHER;
		133	our $BDB_TRICKLE_WATCHER;
		134	our $DB_ENV;
		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
		138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
		140
		141	our $UPTIME; $UPTIME ||= time;
		142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
80	our $NOW;	144	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		145
83	our $BDB_POLL_WATCHER;	146	our (%PLAYER, %PLAYER_LOADING); # all users
84	our $DB_ENV;	147	our (%MAP, %MAP_LOADING ); # all maps
85
86	our %CFG;
87
88	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;
90
91	our %PLAYER; # all users
92	our %MAP; # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
94		149
95	# used to convert map paths into valid unix filenames by replacing / by ∕	150	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	151	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		152
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	153	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
		155	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	156	our $TICK_START; # for load detecting purposes
		157
		158	our @POST_INIT;
		159
		160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
101		165
102	binmode STDOUT;	166	binmode STDOUT;
103	binmode STDERR;	167	binmode STDERR;
104		168
105	# read virtual server time, if available	169	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	170	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	171	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
110	}	174	}
		175
		176	eval "sub TICK() { $TICK } 1" or die;
111		177
112	mkdir $_	178	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		180
115	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
116		182
117	sub cf::map::normalise;	183	sub cf::map::normalise;
118		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
119	#############################################################################	189	#############################################################################
120		190
		191	%REFLECT = ();
		192	for (@REFLECT) {
		193	my $reflect = JSON::XS::decode_json $_;
		194	$REFLECT{$reflect->{class}} = $reflect;
		195	}
		196
		197	# this is decidedly evil
		198	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		199
		200	#############################################################################
		201
121	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
122		203
123	=over 4	204	=over 4
124		205
125	=item $cf::UPTIME	206	=item $cf::UPTIME
126		207
127	The timestamp of the server start (so not actually an uptime).	208	The timestamp of the server start (so not actually an "uptime").
		209
		210	=item $cf::SERVER_TICK
		211
		212	An unsigned integer that starts at zero when the server is started and is
		213	incremented on every tick.
		214
		215	=item $cf::NOW
		216
		217	The (real) time of the last (current) server tick - updated before and
		218	after tick processing, so this is useful only as a rough "what time is it
		219	now" estimate.
		220
		221	=item $cf::TICK
		222
		223	The interval between each server tick, in seconds.
128		224
129	=item $cf::RUNTIME	225	=item $cf::RUNTIME
130		226
131	The time this server has run, starts at 0 and is increased by $cf::TICK on	227	The time this server has run, starts at 0 and is increased by $cf::TICK on
132	every server tick.	228	every server tick.
133		229
134	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
135	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
136	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
137		233
138	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
139	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
140	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
141	database environment.	237	database environment.
142		238
143	=item $cf::NOW
144
145	The time of the last (current) server tick.
146
147	=item $cf::TICK
148
149	The interval between server ticks, in seconds.
150
151	=item $cf::LOADAVG	239	=item $cf::LOADAVG
152		240
153	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
154	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
155	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
158		246
159	The raw value load value from the last tick.	247	The raw value load value from the last tick.
160		248
161	=item %cf::CFG	249	=item %cf::CFG
162		250
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	252	from wherever your confdir points to.
165		253
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		255
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
169	returns directly I<after> the tick processing (and consequently, can only wake one process	257	returns directly I<after> the tick processing (and consequently, can only wake one thread
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	258	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		259
		260	Note that cf::Wait_for_tick will immediately return when the server is not
		261	ticking, making it suitable for small pauses in threads that need to run
		262	when the server is paused. If that is not applicable (i.e. you I<really>
		263	want to wait, use C<$cf::WAIT_FOR_TICK>).
		264
		265	=item $cf::WAIT_FOR_TICK
		266
		267	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		268	variable contains a L<Coro::Signal> that is broadcats after every server
		269	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		270	next server tick.
		271
		272	=cut
		273
		274	sub wait_for_tick();
		275	sub wait_for_tick_begin();
		276
		277	=item @cf::INVOKE_RESULTS
		278
		279	This array contains the results of the last C<invoke ()> call. When
		280	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		281	that call.
		282
		283	=item %cf::REFLECT
		284
		285	Contains, for each (C++) class name, a hash reference with information
		286	about object members (methods, scalars, arrays and flags) and other
		287	metadata, which is useful for introspection.
		288
172	=back	289	=back
173		290
174	=cut	291	=cut
175		292
176	BEGIN {	293	sub error(@) { LOG llevError, join "", @_ }
177	*CORE::GLOBAL::warn = sub {	294	sub warn (@) { LOG llevWarn , join "", @_ }
		295	sub info (@) { LOG llevInfo , join "", @_ }
		296	sub debug(@) { LOG llevDebug, join "", @_ }
		297	sub trace(@) { LOG llevTrace, join "", @_ }
		298
		299	$Coro::State::WARNHOOK = sub {
178	my $msg = join "", @_;	300	my $msg = join "", @_;
179		301
180	$msg .= "\n"	302	$msg .= "\n"
181	unless $msg =~ /\n$/;	303	unless $msg =~ /\n$/;
182		304
183	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	305	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
184		306
185	utf8::encode $msg;
186	LOG llevError, $msg;	307	LOG llevWarn, $msg;
187	};	308	};
188	}	309
		310	$Coro::State::DIEHOOK = sub {
		311	return unless $^S eq 0; # "eq", not "=="
		312
		313	error Carp::longmess $_[0];
		314
		315	if (in_main) {#d#
		316	error "DIEHOOK called in main context, Coro bug?\n";#d#
		317	return;#d#
		318	}#d#
		319
		320	# kill coroutine otherwise
		321	Coro::terminate
		322	};
189		323
190	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	324	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
191	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	325	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
192	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	326	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
193	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	327	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
200	for my $pkg (qw(	334	for my $pkg (qw(
201	cf::global cf::attachable	335	cf::global cf::attachable
202	cf::object cf::object::player	336	cf::object cf::object::player
203	cf::client cf::player	337	cf::client cf::player
204	cf::arch cf::living	338	cf::arch cf::living
		339	cf::map cf::mapspace
205	cf::map cf::party cf::region	340	cf::party cf::region
206	)) {	341	)) {
207	no strict 'refs';
208	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	342	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
209	}	343	}
210		344
211	$Event::DIED = sub {	345	$EV::DIED = sub {
212	warn "error in event callback: @_";	346	warn "error in event callback: $@";
213	};	347	};
		348
		349	#############################################################################
		350
		351	sub fork_call(&@);
		352	sub get_slot($;$$);
214		353
215	#############################################################################	354	#############################################################################
216		355
217	=head2 UTILITY FUNCTIONS	356	=head2 UTILITY FUNCTIONS
218		357
…		…
239	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	378	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
240	$d	379	$d
241	} || "[unable to dump $_[0]: '$@']";	380	} || "[unable to dump $_[0]: '$@']";
242	}	381	}
243		382
		383	=item $scalar = cf::load_file $path
		384
		385	Loads the given file from path and returns its contents. Croaks on error
		386	and can block.
		387
		388	=cut
		389
		390	sub load_file($) {
		391	0 <= aio_load $_[0], my $data
		392	or Carp::croak "$_[0]: $!";
		393
		394	$data
		395	}
		396
		397	=item $success = cf::replace_file $path, $data, $sync
		398
		399	Atomically replaces the file at the given $path with new $data, and
		400	optionally $sync the data to disk before replacing the file.
		401
		402	=cut
		403
		404	sub replace_file($$;$) {
		405	my ($path, $data, $sync) = @_;
		406
		407	my $lock = cf::lock_acquire ("replace_file:$path");
		408
		409	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		410	or return;
		411
		412	$data = $data->() if ref $data;
		413
		414	length $data == aio_write $fh, 0, (length $data), $data, 0
		415	or return;
		416
		417	!$sync
		418	or !aio_fsync $fh
		419	or return;
		420
		421	aio_close $fh
		422	and return;
		423
		424	aio_rename "$path~", $path
		425	and return;
		426
		427	if ($sync) {
		428	$path =~ s%/[^/]*$%%;
		429	aio_pathsync $path;
		430	}
		431
		432	1
		433	}
		434
244	=item $ref = cf::from_json $json	435	=item $ref = cf::decode_json $json
245		436
246	Converts a JSON string into the corresponding perl data structure.	437	Converts a JSON string into the corresponding perl data structure.
247		438
248	=item $json = cf::to_json $ref	439	=item $json = cf::encode_json $ref
249		440
250	Converts a perl data structure into its JSON representation.	441	Converts a perl data structure into its JSON representation.
251		442
252	=cut	443	=cut
253		444
254	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	445	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
255		446
256	sub to_json ($) { $json_coder->encode ($_[0]) }	447	sub encode_json($) { $json_coder->encode ($_[0]) }
257	sub from_json ($) { $json_coder->decode ($_[0]) }	448	sub decode_json($) { $json_coder->decode ($_[0]) }
		449
		450	=item $ref = cf::decode_storable $scalar
		451
		452	Same as Coro::Storable::thaw, so blocks.
		453
		454	=cut
		455
		456	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		457
		458	=item $ref = cf::decode_yaml $scalar
		459
		460	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		461
		462	=cut
		463
		464	sub decode_yaml($) {
		465	fork_call { YAML::XS::Load $_[0] } @_
		466	}
		467
		468	=item $scalar = cf::unlzf $scalar
		469
		470	Same as Compress::LZF::compress, but takes server ticks into account, so
		471	blocks.
		472
		473	=cut
		474
		475	sub unlzf($) {
		476	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		477	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		478	Compress::LZF::decompress $_[0]
		479	}
		480
		481	=item cf::post_init { BLOCK }
		482
		483	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		484	but I<before> the server starts ticking again.
		485
		486	The codeblock will have a single boolean argument to indicate whether this
		487	is a reload or not.
		488
		489	=cut
		490
		491	sub post_init(&) {
		492	push @POST_INIT, shift;
		493	}
		494
		495	sub _post_init {
		496	trace "running post_init jobs";
		497
		498	# run them in parallel...
		499
		500	my @join;
		501
		502	while () {
		503	push @join, map &Coro::async ($_, 0), @POST_INIT;
		504	@POST_INIT = ();
		505
		506	@join or last;
		507
		508	(pop @join)->join;
		509	}
		510	}
258		511
259	=item cf::lock_wait $string	512	=item cf::lock_wait $string
260		513
261	Wait until the given lock is available. See cf::lock_acquire.	514	Wait until the given lock is available. See cf::lock_acquire.
262		515
263	=item my $lock = cf::lock_acquire $string	516	=item my $lock = cf::lock_acquire $string
264		517
265	Wait until the given lock is available and then acquires it and returns	518	Wait until the given lock is available and then acquires it and returns
266	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	519	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
267	for example when the coroutine gets canceled), the lock is automatically	520	for example when the coroutine gets canceled), the lock is automatically
268	returned.	521	returned.
269		522
		523	Locks are *not* recursive, locking from the same coro twice results in a
		524	deadlocked coro.
		525
270	Lock names should begin with a unique identifier (for example, cf::map::find	526	Lock names should begin with a unique identifier (for example, cf::map::find
271	uses map_find and cf::map::load uses map_load).	527	uses map_find and cf::map::load uses map_load).
272		528
273	=item $locked = cf::lock_active $string	529	=item $locked = cf::lock_active $string
274		530
275	Return true if the lock is currently active, i.e. somebody has locked it.	531	Return true if the lock is currently active, i.e. somebody has locked it.
276		532
277	=cut	533	=cut
278		534
279	our %LOCK;	535	our $LOCKS = new Coro::SemaphoreSet;
280		536
281	sub lock_wait($) {	537	sub lock_wait($) {
282	my ($key) = @_;	538	$LOCKS->wait ($_[0]);
283
284	# wait for lock, if any
285	while ($LOCK{$key}) {
286	push @{ $LOCK{$key} }, $Coro::current;
287	Coro::schedule;
288	}
289	}	539	}
290		540
291	sub lock_acquire($) {	541	sub lock_acquire($) {
292	my ($key) = @_;	542	$LOCKS->guard ($_[0])
293
294	# wait, to be sure we are not locked
295	lock_wait $key;
296
297	$LOCK{$key} = [];
298
299	Coro::guard {
300	# wake up all waiters, to be on the safe side
301	$_->ready for @{ delete $LOCK{$key} };
302	}
303	}	543	}
304		544
305	sub lock_active($) {	545	sub lock_active($) {
306	my ($key) = @_;	546	$LOCKS->count ($_[0]) < 1
307
308	! ! $LOCK{$key}
309	}	547	}
310		548
311	sub freeze_mainloop {	549	sub freeze_mainloop {
312	return unless $TICK_WATCHER->is_active;	550	tick_inhibit_inc;
313		551
314	my $guard = Coro::guard {	552	&Guard::guard (\&tick_inhibit_dec);
315	$TICK_WATCHER->start;	553	}
		554
		555	=item cf::periodic $interval, $cb
		556
		557	Like EV::periodic, but randomly selects a starting point so that the actions
		558	get spread over time.
		559
		560	=cut
		561
		562	sub periodic($$) {
		563	my ($interval, $cb) = @_;
		564
		565	my $start = rand List::Util::min 180, $interval;
		566
		567	EV::periodic $start, $interval, 0, $cb
		568	}
		569
		570	=item cf::get_slot $time[, $priority[, $name]]
		571
		572	Allocate $time seconds of blocking CPU time at priority C<$priority>
		573	(default: 0): This call blocks and returns only when you have at least
		574	C<$time> seconds of cpu time till the next tick. The slot is only valid
		575	till the next cede.
		576
		577	Background jobs should use a priority les than zero, interactive jobs
		578	should use 100 or more.
		579
		580	The optional C<$name> can be used to identify the job to run. It might be
		581	used for statistical purposes and should identify the same time-class.
		582
		583	Useful for short background jobs.
		584
		585	=cut
		586
		587	our @SLOT_QUEUE;
		588	our $SLOT_QUEUE;
		589	our $SLOT_DECAY = 0.9;
		590
		591	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		592	$SLOT_QUEUE = Coro::async {
		593	$Coro::current->desc ("timeslot manager");
		594
		595	my $signal = new Coro::Signal;
		596	my $busy;
		597
		598	while () {
		599	next_job:
		600
		601	my $avail = cf::till_tick;
		602
		603	for (0 .. $#SLOT_QUEUE) {
		604	if ($SLOT_QUEUE[$_][0] <= $avail) {
		605	$busy = 0;
		606	my $job = splice @SLOT_QUEUE, $_, 1, ();
		607	$job->[2]->send;
		608	Coro::cede;
		609	goto next_job;
		610	} else {
		611	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		612	}
		613	}
		614
		615	if (@SLOT_QUEUE) {
		616	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		617	$WAIT_FOR_TICK->wait;
		618	} else {
		619	$busy = 0;
		620	Coro::schedule;
		621	}
316	};	622	}
317	$TICK_WATCHER->stop;	623	};
318	$guard	624
		625	sub get_slot($;$$) {
		626	return if tick_inhibit || $Coro::current == $Coro::main;
		627
		628	my ($time, $pri, $name) = @_;
		629
		630	$time = clamp $time, 0.01, $TICK * .6;
		631
		632	my $sig = new Coro::Signal;
		633
		634	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		635	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		636	$SLOT_QUEUE->ready;
		637	$sig->wait;
319	}	638	}
320		639
321	=item cf::async { BLOCK }	640	=item cf::async { BLOCK }
322		641
323	Currently the same as Coro::async_pool, meaning you cannot use	642	Currently the same as Coro::async_pool, meaning you cannot use
…		…
328		647
329	BEGIN { *async = \&Coro::async_pool }	648	BEGIN { *async = \&Coro::async_pool }
330		649
331	=item cf::sync_job { BLOCK }	650	=item cf::sync_job { BLOCK }
332		651
333	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	652	The design of Deliantra requires that the main coroutine ($Coro::main)
334	is always able to handle events or runnable, as Crossfire TRT is only	653	is always able to handle events or runnable, as Deliantra is only
335	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	654	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
336	acceptable.	655	acceptable.
337		656
338	If it must be done, put the blocking parts into C<sync_job>. This will run	657	If it must be done, put the blocking parts into C<sync_job>. This will run
339	the given BLOCK in another coroutine while waiting for the result. The	658	the given BLOCK in another coroutine while waiting for the result. The
…		…
343	=cut	662	=cut
344		663
345	sub sync_job(&) {	664	sub sync_job(&) {
346	my ($job) = @_;	665	my ($job) = @_;
347		666
348	if ($Coro::current == $Coro::main) {	667	if (in_main) {
349	my $time = Event::time;	668	my $time = AE::time;
350		669
351	# this is the main coro, too bad, we have to block	670	# this is the main coro, too bad, we have to block
352	# till the operation succeeds, freezing the server :/	671	# till the operation succeeds, freezing the server :/
353		672
354	# TODO: use suspend/resume instead	673	#LOG llevError, Carp::longmess "sync job";#d#
355	# (but this is cancel-safe)	674
356	my $freeze_guard = freeze_mainloop;	675	my $freeze_guard = freeze_mainloop;
357		676
358	my $busy = 1;	677	my $busy = 1;
359	my @res;	678	my @res;
360		679
361	(async {	680	(async {
		681	$Coro::current->desc ("sync job coro");
362	@res = eval { $job->() };	682	@res = eval { $job->() };
363	warn $@ if $@;	683	error $@ if $@;
364	undef $busy;	684	undef $busy;
365	})->prio (Coro::PRIO_MAX);	685	})->prio (Coro::PRIO_MAX);
366		686
367	while ($busy) {	687	while ($busy) {
368	Coro::cede or Event::one_event;	688	if (Coro::nready) {
		689	Coro::cede_notself;
		690	} else {
		691	EV::loop EV::LOOP_ONESHOT;
369	}	692	}
		693	}
370		694
371	$time = Event::time - $time;	695	my $time = AE::time - $time;
372		696
373	LOG llevError | logBacktrace, Carp::longmess "long sync job"
374	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
375
376	$tick_start += $time; # do not account sync jobs to server load	697	$TICK_START += $time; # do not account sync jobs to server load
377		698
378	wantarray ? @res : $res[0]	699	wantarray ? @res : $res[0]
379	} else {	700	} else {
380	# we are in another coroutine, how wonderful, everything just works	701	# we are in another coroutine, how wonderful, everything just works
381		702
…		…
401	$EXT_CORO{$coro+0} = $coro;	722	$EXT_CORO{$coro+0} = $coro;
402		723
403	$coro	724	$coro
404	}	725	}
405		726
406	=item fork_call { }, $args	727	=item fork_call { }, @args
407		728
408	Executes the given code block with the given arguments in a seperate	729	Executes the given code block with the given arguments in a seperate
409	process, returning the results. Everything must be serialisable with	730	process, returning the results. Everything must be serialisable with
410	Coro::Storable. May, of course, block. Note that the executed sub may	731	Coro::Storable. May, of course, block. Note that the executed sub may
411	never block itself or use any form of Event handling.	732	never block itself or use any form of event handling.
412		733
413	=cut	734	=cut
414		735
415	sub _store_scalar {	736	sub post_fork {
416	open my $fh, ">", \my $buf	737	reset_signals;
417	or die "fork_call: cannot open fh-to-buf in child : $!";
418	Storable::store_fd $_[0], $fh;
419	close $fh;
420
421	$buf
422	}	738	}
423		739
424	sub fork_call(&@) {	740	sub fork_call(&@) {
425	my ($cb, @args) = @_;	741	my ($cb, @args) = @_;
426		742
427	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	743	# we seemingly have to make a local copy of the whole thing,
428	# or die "socketpair: $!";	744	# otherwise perl prematurely frees the stuff :/
429	pipe my $fh1, my $fh2	745	# TODO: investigate and fix (likely this will be rather laborious)
430	or die "pipe: $!";
431		746
432	if (my $pid = fork) {	747	my @res = Coro::Util::fork_eval {
433	close $fh2;	748	cf::post_fork;
		749	&$cb
		750	} @args;
434		751
435	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	752	wantarray ? @res : $res[-1]
436	warn "pst<$res>" unless $res =~ /^pst/;	753	}
437	$res = Coro::Storable::thaw $res;
438		754
439	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	755	sub objinfo {
440
441	Carp::confess $$res unless "ARRAY" eq ref $res;
442
443	return wantarray ? @$res : $res->[-1];
444	} else {
445	reset_signals;
446	local $SIG{__WARN__};
447	local $SIG{__DIE__};
448	# just in case, this hack effectively disables event
449	# in the child. cleaner and slower would be canceling all watchers,
450	# but this works for the time being.
451	local $Coro::idle;
452	$Coro::current->prio (Coro::PRIO_MAX);
453
454	eval {
455	close $fh1;
456
457	my @res = eval { $cb->(@args) };
458
459	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
460	close $fh2;
461	};
462
463	warn $@ if $@;
464	_exit 0;
465	}	756	(
		757	"counter value" => cf::object::object_count,
		758	"objects created" => cf::object::create_count,
		759	"objects destroyed" => cf::object::destroy_count,
		760	"freelist size" => cf::object::free_count,
		761	"allocated objects" => cf::object::objects_size,
		762	"active objects" => cf::object::actives_size,
		763	)
		764	}
		765
		766	=item $coin = coin_from_name $name
		767
		768	=cut
		769
		770	our %coin_alias = (
		771	"silver" => "silvercoin",
		772	"silvercoin" => "silvercoin",
		773	"silvercoins" => "silvercoin",
		774	"gold" => "goldcoin",
		775	"goldcoin" => "goldcoin",
		776	"goldcoins" => "goldcoin",
		777	"platinum" => "platinacoin",
		778	"platinumcoin" => "platinacoin",
		779	"platinumcoins" => "platinacoin",
		780	"platina" => "platinacoin",
		781	"platinacoin" => "platinacoin",
		782	"platinacoins" => "platinacoin",
		783	"royalty" => "royalty",
		784	"royalties" => "royalty",
		785	);
		786
		787	sub coin_from_name($) {
		788	$coin_alias{$_[0]}
		789	? cf::arch::find $coin_alias{$_[0]}
		790	: undef
466	}	791	}
467		792
468	=item $value = cf::db_get $family => $key	793	=item $value = cf::db_get $family => $key
469		794
470	Returns a single value from the environment database.	795	Returns a single value from the environment database.
…		…
472	=item cf::db_put $family => $key => $value	797	=item cf::db_put $family => $key => $value
473		798
474	Stores the given C<$value> in the family. It can currently store binary	799	Stores the given C<$value> in the family. It can currently store binary
475	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	800	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
476		801
		802	=item $db = cf::db_table "name"
		803
		804	Create and/or open a new database table. The string must not be "db" and must be unique
		805	within each server.
		806
477	=cut	807	=cut
		808
		809	sub db_table($) {
		810	cf::error "db_get called from main context"
		811	if $Coro::current == $Coro::main;
		812
		813	my ($name) = @_;
		814	my $db = BDB::db_create $DB_ENV;
		815
		816	eval {
		817	$db->set_flags (BDB::CHKSUM);
		818
		819	utf8::encode $name;
		820	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		821	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		822	cf::cleanup "db_open(db): $!" if $!;
		823	};
		824	cf::cleanup "db_open(db): $@" if $@;
		825
		826	$db
		827	}
478		828
479	our $DB;	829	our $DB;
480		830
481	sub db_init {	831	sub db_init {
482	unless ($DB) {	832	$DB ||= db_table "db";
483	$DB = BDB::db_create $DB_ENV;
484
485	cf::sync_job {
486	eval {
487	$DB->set_flags (BDB::CHKSUM);
488
489	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
490	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
491	cf::cleanup "db_open(db): $!" if $!;
492	};
493	cf::cleanup "db_open(db): $@" if $@;
494	};
495	}
496	}	833	}
497		834
498	sub db_get($$) {	835	sub db_get($$) {
499	my $key = "$_[0]/$_[1]";	836	my $key = "$_[0]/$_[1]";
500		837
501	cf::sync_job {	838	cf::error "db_get called from main context"
		839	if $Coro::current == $Coro::main;
		840
502	BDB::db_get $DB, undef, $key, my $data;	841	BDB::db_get $DB, undef, $key, my $data;
503		842
504	$! ? ()	843	$! ? ()
505	: $data	844	: $data
506	}
507	}	845	}
508		846
509	sub db_put($$$) {	847	sub db_put($$$) {
510	BDB::dbreq_pri 4;	848	BDB::dbreq_pri 4;
511	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	849	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
539		877
540	my @data;	878	my @data;
541	my $md5;	879	my $md5;
542		880
543	for (0 .. $#$src) {	881	for (0 .. $#$src) {
544	0 <= aio_load $src->[$_], $data[$_]	882	$data[$_] = load_file $src->[$_];
545	or Carp::croak "$src->[$_]: $!";
546	}	883	}
547		884
548	# if processing is expensive, check	885	# if processing is expensive, check
549	# checksum first	886	# checksum first
550	if (1) {	887	if (1) {
551	$md5 =	888	$md5 =
552	join "\x00",	889	join "\x00",
553	$processversion,	890	$processversion,
554	map {	891	map {
555	Coro::cede;	892	cf::cede_to_tick;
556	($src->[$_], Digest::MD5::md5_hex $data[$_])	893	($src->[$_], Digest::MD5::md5_hex $data[$_])
557	} 0.. $#$src;	894	} 0.. $#$src;
558		895
559		896
560	my $dbmd5 = db_get cache => "$id/md5";	897	my $dbmd5 = db_get cache => "$id/md5";
…		…
563		900
564	return db_get cache => "$id/data";	901	return db_get cache => "$id/data";
565	}	902	}
566	}	903	}
567		904
568	my $t1 = Time::HiRes::time;	905	my $t1 = EV::time;
569	my $data = $process->(\@data);	906	my $data = $process->(\@data);
570	my $t2 = Time::HiRes::time;	907	my $t2 = EV::time;
571		908
572	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	909	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
573		910
574	db_put cache => "$id/data", $data;	911	db_put cache => "$id/data", $data;
575	db_put cache => "$id/md5" , $md5;	912	db_put cache => "$id/md5" , $md5;
576	db_put cache => "$id/meta", $meta;	913	db_put cache => "$id/meta", $meta;
577		914
…		…
587		924
588	=cut	925	=cut
589		926
590	sub datalog($@) {	927	sub datalog($@) {
591	my ($type, %kv) = @_;	928	my ($type, %kv) = @_;
592	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	929	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
593	}	930	}
594		931
595	=back	932	=back
596		933
597	=cut	934	=cut
598		935
599	#############################################################################	936	#############################################################################
600		937
601	=head2 ATTACHABLE OBJECTS	938	=head2 ATTACHABLE OBJECTS
602		939
603	Many objects in crossfire are so-called attachable objects. That means you can	940	Many objects in deliantra are so-called attachable objects. That means you can
604	attach callbacks/event handlers (a collection of which is called an "attachment")	941	attach callbacks/event handlers (a collection of which is called an "attachment")
605	to it. All such attachable objects support the following methods.	942	to it. All such attachable objects support the following methods.
606		943
607	In the following description, CLASS can be any of C<global>, C<object>	944	In the following description, CLASS can be any of C<global>, C<object>
608	C<player>, C<client> or C<map> (i.e. the attachable objects in	945	C<player>, C<client> or C<map> (i.e. the attachable objects in
609	Crossfire TRT).	946	Deliantra).
610		947
611	=over 4	948	=over 4
612		949
613	=item $attachable->attach ($attachment, key => $value...)	950	=item $attachable->attach ($attachment, key => $value...)
614		951
…		…
658	=item cf::CLASS::attachment $name, ...	995	=item cf::CLASS::attachment $name, ...
659		996
660	Register an attachment by C<$name> through which attachable objects of the	997	Register an attachment by C<$name> through which attachable objects of the
661	given CLASS can refer to this attachment.	998	given CLASS can refer to this attachment.
662		999
663	Some classes such as crossfire maps and objects can specify attachments	1000	Some classes such as deliantra maps and objects can specify attachments
664	that are attached at load/instantiate time, thus the need for a name.	1001	that are attached at load/instantiate time, thus the need for a name.
665		1002
666	These calls expect any number of the following handler/hook descriptions:	1003	These calls expect any number of the following handler/hook descriptions:
667		1004
668	=over 4	1005	=over 4
…		…
792		1129
793	} elsif (exists $cb_id{$type}) {	1130	} elsif (exists $cb_id{$type}) {
794	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1131	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
795		1132
796	} elsif (ref $type) {	1133	} elsif (ref $type) {
797	warn "attaching objects not supported, ignoring.\n";	1134	error "attaching objects not supported, ignoring.\n";
798		1135
799	} else {	1136	} else {
800	shift @arg;	1137	shift @arg;
801	warn "attach argument '$type' not supported, ignoring.\n";	1138	error "attach argument '$type' not supported, ignoring.\n";
802	}	1139	}
803	}	1140	}
804	}	1141	}
805		1142
806	sub _object_attach {	1143	sub _object_attach {
…		…
816	_attach $registry, $klass, @attach;	1153	_attach $registry, $klass, @attach;
817	}	1154	}
818		1155
819	$obj->{$name} = \%arg;	1156	$obj->{$name} = \%arg;
820	} else {	1157	} else {
821	warn "object uses attachment '$name' which is not available, postponing.\n";	1158	info "object uses attachment '$name' which is not available, postponing.\n";
822	}	1159	}
823		1160
824	$obj->{_attachment}{$name} = undef;	1161	$obj->{_attachment}{$name} = undef;
825	}	1162	}
826		1163
…		…
866	";	1203	";
867	die if $@;	1204	die if $@;
868	}	1205	}
869		1206
870	our $override;	1207	our $override;
871	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1208	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
872		1209
873	sub override {	1210	sub override {
874	$override = 1;	1211	$override = 1;
875	@invoke_results = ();	1212	@INVOKE_RESULTS = (@_);
876	}	1213	}
877		1214
878	sub do_invoke {	1215	sub do_invoke {
879	my $event = shift;	1216	my $event = shift;
880	my $callbacks = shift;	1217	my $callbacks = shift;
881		1218
882	@invoke_results = ();	1219	@INVOKE_RESULTS = ();
883		1220
884	local $override;	1221	local $override;
885		1222
886	for (@$callbacks) {	1223	for (@$callbacks) {
887	eval { &{$_->[1]} };	1224	eval { &{$_->[1]} };
888		1225
889	if ($@) {	1226	if ($@) {
890	warn "$@";
891	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1227	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
892	override;	1228	override;
893	}	1229	}
894		1230
895	return 1 if $override;	1231	return 1 if $override;
896	}	1232	}
897		1233
898	0	1234	0
899	}	1235	}
900		1236
901	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1237	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
902		1238
903	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1239	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
904		1240
905	Generate an object-specific event with the given arguments.	1241	Generate an object-specific event with the given arguments.
906		1242
907	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1243	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
908	removed in future versions), and there is no public API to access override	1244	removed in future versions), and there is no public API to access override
909	results (if you must, access C<@cf::invoke_results> directly).	1245	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
910		1246
911	=back	1247	=back
912		1248
913	=cut	1249	=cut
914		1250
915	#############################################################################	1251	#############################################################################
916	# object support	1252	# object support
		1253
		1254	sub _object_equal($$);
		1255	sub _object_equal($$) {
		1256	my ($a, $b) = @_;
		1257
		1258	return 0 unless (ref $a) eq (ref $b);
		1259
		1260	if ("HASH" eq ref $a) {
		1261	my @ka = keys %$a;
		1262	my @kb = keys %$b;
		1263
		1264	return 0 if @ka != @kb;
		1265
		1266	for (0 .. $#ka) {
		1267	return 0 unless $ka[$_] eq $kb[$_];
		1268	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1269	}
		1270
		1271	} elsif ("ARRAY" eq ref $a) {
		1272
		1273	return 0 if @$a != @$b;
		1274
		1275	for (0 .. $#$a) {
		1276	return 0 unless _object_equal $a->[$_], $b->[$_];
		1277	}
		1278
		1279	} elsif ($a ne $b) {
		1280	return 0;
		1281	}
		1282
		1283	1
		1284	}
		1285
		1286	our $SLOW_MERGES;#d#
		1287	sub _can_merge {
		1288	my ($ob1, $ob2) = @_;
		1289
		1290	++$SLOW_MERGES;#d#
		1291
		1292	# we do the slow way here
		1293	return _object_equal $ob1, $ob2
		1294	}
917		1295
918	sub reattach {	1296	sub reattach {
919	# basically do the same as instantiate, without calling instantiate	1297	# basically do the same as instantiate, without calling instantiate
920	my ($obj) = @_;	1298	my ($obj) = @_;
921		1299
		1300	# no longer needed after getting rid of delete_package?
922	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1301	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
923		1302
924	my $registry = $obj->registry;	1303	my $registry = $obj->registry;
925		1304
926	@$registry = ();	1305	@$registry = ();
927		1306
…		…
932	for (@$attach) {	1311	for (@$attach) {
933	my ($klass, @attach) = @$_;	1312	my ($klass, @attach) = @$_;
934	_attach $registry, $klass, @attach;	1313	_attach $registry, $klass, @attach;
935	}	1314	}
936	} else {	1315	} else {
937	warn "object uses attachment '$name' that is not available, postponing.\n";	1316	info "object uses attachment '$name' that is not available, postponing.\n";
938	}	1317	}
939	}	1318	}
940	}	1319	}
941		1320
942	cf::attachable->attach (	1321	cf::attachable->attach (
943	prio => -1000000,	1322	prio => -1000000,
944	on_instantiate => sub {	1323	on_instantiate => sub {
945	my ($obj, $data) = @_;	1324	my ($obj, $data) = @_;
946		1325
947	$data = from_json $data;	1326	$data = decode_json $data;
948		1327
949	for (@$data) {	1328	for (@$data) {
950	my ($name, $args) = @$_;	1329	my ($name, $args) = @$_;
951		1330
952	$obj->attach ($name, %{$args || {} });	1331	$obj->attach ($name, %{$args || {} });
…		…
968	sub object_freezer_save {	1347	sub object_freezer_save {
969	my ($filename, $rdata, $objs) = @_;	1348	my ($filename, $rdata, $objs) = @_;
970		1349
971	sync_job {	1350	sync_job {
972	if (length $$rdata) {	1351	if (length $$rdata) {
		1352	utf8::decode (my $decname = $filename);
973	warn sprintf "saving %s (%d,%d)\n",	1353	trace sprintf "saving %s (%d,%d)\n",
974	$filename, length $$rdata, scalar @$objs;	1354	$decname, length $$rdata, scalar @$objs
		1355	if $VERBOSE_IO;
975		1356
976	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1357	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
977	chmod SAVE_MODE, $fh;	1358	aio_chmod $fh, SAVE_MODE;
978	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1359	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
979	aio_fsync $fh if $cf::USE_FSYNC;	1360	if ($cf::USE_FSYNC) {
		1361	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;
		1362	aio_fsync $fh;
		1363	}
980	close $fh;	1364	aio_close $fh;
981		1365
982	if (@$objs) {	1366	if (@$objs) {
983	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1367	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
984	chmod SAVE_MODE, $fh;	1368	aio_chmod $fh, SAVE_MODE;
985	my $data = Storable::nfreeze { version => 1, objs => $objs };	1369	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
986	aio_write $fh, 0, (length $data), $data, 0;	1370	aio_write $fh, 0, (length $data), $data, 0;
987	aio_fsync $fh if $cf::USE_FSYNC;	1371	if ($cf::USE_FSYNC) {
		1372	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;
		1373	aio_fsync $fh;
		1374	}
988	close $fh;	1375	aio_close $fh;
989	aio_rename "$filename.pst~", "$filename.pst";	1376	aio_rename "$filename.pst~", "$filename.pst";
990	}	1377	}
991	} else {	1378	} else {
992	aio_unlink "$filename.pst";	1379	aio_unlink "$filename.pst";
993	}	1380	}
994		1381
995	aio_rename "$filename~", $filename;	1382	aio_rename "$filename~", $filename;
		1383
		1384	$filename =~ s%/[^/]+$%%;
		1385	aio_pathsync $filename if $cf::USE_FSYNC;
996	} else {	1386	} else {
997	warn "FATAL: $filename~: $!\n";	1387	error "unable to save objects: $filename~: $!\n";
998	}	1388	}
999	} else {	1389	} else {
1000	aio_unlink $filename;	1390	aio_unlink $filename;
1001	aio_unlink "$filename.pst";	1391	aio_unlink "$filename.pst";
1002	}	1392	}
1003	}	1393	};
1004	}	1394	}
1005		1395
1006	sub object_freezer_as_string {	1396	sub object_freezer_as_string {
1007	my ($rdata, $objs) = @_;	1397	my ($rdata, $objs) = @_;
1008		1398
…		…
1020	or return;	1410	or return;
1021		1411
1022	unless (aio_stat "$filename.pst") {	1412	unless (aio_stat "$filename.pst") {
1023	(aio_load "$filename.pst", $av) >= 0	1413	(aio_load "$filename.pst", $av) >= 0
1024	or return;	1414	or return;
		1415
1025	$av = eval { (Storable::thaw $av)->{objs} };	1416	my $st = eval { Coro::Storable::thaw $av };
		1417	$av = $st->{objs};
1026	}	1418	}
1027		1419
		1420	utf8::decode (my $decname = $filename);
1028	warn sprintf "loading %s (%d)\n",	1421	trace sprintf "loading %s (%d,%d)\n",
1029	$filename, length $data, scalar @{$av || []};	1422	$decname, length $data, scalar @{$av || []}
		1423	if $VERBOSE_IO;
		1424
1030	return ($data, $av);	1425	($data, $av)
1031	}	1426	}
1032		1427
1033	=head2 COMMAND CALLBACKS	1428	=head2 COMMAND CALLBACKS
1034		1429
1035	=over 4	1430	=over 4
…		…
1037	=cut	1432	=cut
1038		1433
1039	#############################################################################	1434	#############################################################################
1040	# command handling &c	1435	# command handling &c
1041		1436
1042	=item cf::register_command $name => \&callback($ob,$args);	1437	=item cf::register_command $name => \&callback($ob,$args)
1043		1438
1044	Register a callback for execution when the client sends the user command	1439	Register a callback for execution when the client sends the user command
1045	$name.	1440	$name.
1046		1441
1047	=cut	1442	=cut
…		…
1053	#warn "registering command '$name/$time' to '$caller'";	1448	#warn "registering command '$name/$time' to '$caller'";
1054		1449
1055	push @{ $COMMAND{$name} }, [$caller, $cb];	1450	push @{ $COMMAND{$name} }, [$caller, $cb];
1056	}	1451	}
1057		1452
1058	=item cf::register_extcmd $name => \&callback($pl,$packet);	1453	=item cf::register_extcmd $name => \&callback($pl,@args)
1059		1454
1060	Register a callback for execution when the client sends an (synchronous)	1455	Register a callback for execution when the client sends an (synchronous)
1061	extcmd packet. Ext commands will be processed in the order they are	1456	extcmd packet. Ext commands will be processed in the order they are
1062	received by the server, like other user commands. The first argument is	1457	received by the server, like other user commands. The first argument is
1063	the logged-in player. Ext commands can only be processed after a player	1458	the logged-in player. Ext commands can only be processed after a player
1064	has logged in successfully.	1459	has logged in successfully.
1065		1460
1066	If the callback returns something, it is sent back as if reply was being	1461	The values will be sent back to the client.
1067	called.
1068		1462
		1463	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1464
		1465	Same as C<cf::register_extcmd>, but instead of returning values, the
		1466	callback needs to clal the C<$reply> function.
		1467
1069	=item cf::register_exticmd $name => \&callback($ns,$packet);	1468	=item cf::register_exticmd $name => \&callback($ns,@args)
1070		1469
1071	Register a callback for execution when the client sends an (asynchronous)	1470	Register a callback for execution when the client sends an (asynchronous)
1072	exticmd packet. Exti commands are processed by the server as soon as they	1471	exticmd packet. Exti commands are processed by the server as soon as they
1073	are received, i.e. out of order w.r.t. other commands. The first argument	1472	are received, i.e. out of order w.r.t. other commands. The first argument
1074	is a client socket. Exti commands can be received anytime, even before	1473	is a client socket. Exti commands can be received anytime, even before
1075	log-in.	1474	log-in.
1076		1475
1077	If the callback returns something, it is sent back as if reply was being	1476	The values will be sent back to the client.
1078	called.
1079		1477
1080	=cut	1478	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1081		1479
		1480	Same as C<cf::register_extcmd>, but instead of returning values, the
		1481	callback needs to clal the C<$reply> function.
		1482
		1483	=cut
		1484
1082	sub register_extcmd {	1485	sub register_extcmd($$) {
1083	my ($name, $cb) = @_;	1486	my ($name, $cb) = @_;
1084		1487
1085	$EXTCMD{$name} = $cb;	1488	$EXTCMD{$name} = $cb;
1086	}	1489	}
1087		1490
1088	sub register_exticmd {	1491	sub register_async_extcmd($$) {
1089	my ($name, $cb) = @_;	1492	my ($name, $cb) = @_;
1090		1493
		1494	$EXTACMD{$name} = $cb;
		1495	}
		1496
		1497	sub register_exticmd($$) {
		1498	my ($name, $cb) = @_;
		1499
1091	$EXTICMD{$name} = $cb;	1500	$EXTICMD{$name} = $cb;
1092	}	1501	}
1093		1502
		1503	sub register_async_exticmd($$) {
		1504	my ($name, $cb) = @_;
		1505
		1506	$EXTIACMD{$name} = $cb;
		1507	}
		1508
		1509	use File::Glob ();
		1510
1094	cf::player->attach (	1511	cf::player->attach (
1095	on_command => sub {	1512	on_unknown_command => sub {
1096	my ($pl, $name, $params) = @_;	1513	my ($pl, $name, $params) = @_;
1097		1514
1098	my $cb = $COMMAND{$name}	1515	my $cb = $COMMAND{$name}
1099	or return;	1516	or return;
1100		1517
…		…
1108	my ($pl, $buf) = @_;	1525	my ($pl, $buf) = @_;
1109		1526
1110	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1527	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1111		1528
1112	if (ref $msg) {	1529	if (ref $msg) {
		1530	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		1531
1113	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1532	if (my $cb = $EXTACMD{$type}) {
1114	if (my %reply = $cb->($pl, $msg)) {	1533	$cb->(
1115	$pl->ext_reply ($msg->{msgid}, %reply);	1534	$pl,
		1535	sub {
		1536	$pl->ext_msg ("reply-$reply", @_)
		1537	if $reply;
		1538	},
		1539	@payload
		1540	);
		1541	} else {
		1542	my @reply;
		1543
		1544	if (my $cb = $EXTCMD{$type}) {
		1545	@reply = $cb->($pl, @payload);
1116	}	1546	}
		1547
		1548	$pl->ext_msg ("reply-$reply", @reply)
		1549	if $reply;
1117	}	1550	}
		1551
1118	} else {	1552	} else {
1119	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1553	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1120	}	1554	}
1121		1555
1122	cf::override;	1556	cf::override;
1123	},	1557	},
1124	);	1558	);
1125		1559
		1560	# "readahead" all extensions
		1561	sub cache_extensions {
		1562	my $grp = IO::AIO::aio_group;
		1563
		1564	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1565	for (grep /\.ext$/, @{$_[0]}) {
		1566	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1567	}
		1568	};
		1569
		1570	$grp
		1571	}
		1572
		1573	sub _ext_cfg_reg($$$$) {
		1574	my ($rvar, $varname, $cfgname, $default) = @_;
		1575
		1576	$cfgname = lc $varname
		1577	unless length $cfgname;
		1578
		1579	$EXT_CFG{$cfgname} = [$rvar, $default];
		1580
		1581	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1582	}
		1583
1126	sub load_extensions {	1584	sub load_extensions {
		1585	info "loading extensions...";
		1586
		1587	%EXT_CFG = ();
		1588
1127	cf::sync_job {	1589	cf::sync_job {
1128	my %todo;	1590	my %todo;
1129		1591
1130	for my $path (<$LIBDIR/*.ext>) {	1592	for my $path (<$LIBDIR/*.ext>) {
1131	next unless -r $path;	1593	next unless -r $path;
…		…
1149		1611
1150	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1612	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1151	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1613	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1152		1614
1153	$ext{source} =	1615	$ext{source} =
1154	"package $pkg; use strict; use utf8;\n"	1616	"package $pkg; use common::sense;\n"
1155	. "#line 1 \"$path\"\n{\n"	1617	. "#line 1 \"$path\"\n{\n"
1156	. $source	1618	. $source
1157	. "\n};\n1";	1619	. "\n};\n1";
1158		1620
1159	$todo{$base} = \%ext;	1621	$todo{$base} = \%ext;
1160	}	1622	}
1161		1623
		1624	my $pass = 0;
1162	my %done;	1625	my %done;
1163	while (%todo) {	1626	while (%todo) {
1164	my $progress;	1627	my $progress;
1165		1628
		1629	++$pass;
		1630
		1631	ext:
1166	while (my ($k, $v) = each %todo) {	1632	while (my ($k, $v) = each %todo) {
1167	for (split /,\s*/, $v->{meta}{depends}) {	1633	for (split /,\s*/, $v->{meta}{depends}) {
1168	goto skip	1634	next ext
1169	unless exists $done{$_};	1635	unless exists $done{$_};
1170	}	1636	}
1171		1637
1172	warn "... loading '$k' into '$v->{pkg}'\n";	1638	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1173		1639
1174	unless (eval $v->{source}) {	1640	my $source = $v->{source};
		1641
		1642	# support "CONF varname :confname = default" pseudo-statements
		1643	$source =~ s{
		1644	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1645	}{
		1646	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1647	}gmxe;
		1648
		1649	my $active = eval $source;
		1650
		1651	if (length $@) {
1175	my $msg = $@ ? "$v->{path}: $@\n"	1652	error "$v->{path}: $@\n";
1176	: "$v->{base}: extension inactive.\n";
1177		1653
		1654	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1178	if (exists $v->{meta}{mandatory}) {	1655	if exists $v->{meta}{mandatory};
1179	warn $msg;	1656
1180	warn "mandatory extension failed to load, exiting.\n";	1657	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1181	exit 1;	1658	delete $todo{$k};
1182	}	1659	} else {
1183		1660	$done{$k} = delete $todo{$k};
1184	warn $msg;	1661	push @EXTS, $v->{pkg};
		1662	$progress = 1;
		1663
		1664	info "$v->{base}: extension inactive.\n"
		1665	unless $active;
1185	}	1666	}
1186
1187	$done{$k} = delete $todo{$k};
1188	push @EXTS, $v->{pkg};
1189	$progress = 1;
1190	}	1667	}
1191		1668
1192	skip:	1669	unless ($progress) {
1193	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1670	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1194	unless $progress;	1671
		1672	while (my ($k, $v) = each %todo) {
		1673	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1674	if exists $v->{meta}{mandatory};
		1675	}
		1676
		1677	last;
		1678	}
1195	}	1679	}
1196	};	1680	};
1197	}	1681	}
1198		1682
1199	#############################################################################	1683	#############################################################################
1200		1684
1201	=back	1685	=back
1202		1686
1203	=head2 CORE EXTENSIONS	1687	=head2 CORE EXTENSIONS
1204		1688
1205	Functions and methods that extend core crossfire objects.	1689	Functions and methods that extend core deliantra objects.
1206		1690
1207	=cut	1691	=cut
1208		1692
1209	package cf::player;	1693	package cf::player;
1210		1694
1211	use Coro::AIO;	1695	use Coro::AIO;
1212		1696
1213	=head3 cf::player	1697	=head3 cf::player
1214		1698
1215	=over 4	1699	=over 4
		1700
		1701	=item cf::player::num_playing
		1702
		1703	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1704
		1705	=cut
		1706
		1707	sub num_playing {
		1708	scalar grep
		1709	$_->ob->map
		1710	&& !$_->hidden
		1711	&& !$_->ob->flag (cf::FLAG_WIZ),
		1712	cf::player::list
		1713	}
1216		1714
1217	=item cf::player::find $login	1715	=item cf::player::find $login
1218		1716
1219	Returns the given player object, loading it if necessary (might block).	1717	Returns the given player object, loading it if necessary (might block).
1220		1718
…		…
1239		1737
1240	sub exists($) {	1738	sub exists($) {
1241	my ($login) = @_;	1739	my ($login) = @_;
1242		1740
1243	$cf::PLAYER{$login}	1741	$cf::PLAYER{$login}
1244	or cf::sync_job { !aio_stat path $login }	1742	or !aio_stat path $login
1245	}	1743	}
1246		1744
1247	sub find($) {	1745	sub find($) {
1248	return $cf::PLAYER{$_[0]} || do {	1746	return $cf::PLAYER{$_[0]} || do {
1249	my $login = $_[0];	1747	my $login = $_[0];
…		…
1256	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1754	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1257	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1755	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1258	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1756	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1259	aio_unlink +(playerdir $login) . "/$login.pl";	1757	aio_unlink +(playerdir $login) . "/$login.pl";
1260		1758
1261	my $pl = load_pl path $login	1759	my $f = new_from_file cf::object::thawer path $login
1262	or return;	1760	or return;
		1761
		1762	my $pl = cf::player::load_pl $f
		1763	or return;
		1764
		1765	local $cf::PLAYER_LOADING{$login} = $pl;
		1766	$f->resolve_delayed_derefs;
1263	$cf::PLAYER{$login} = $pl	1767	$cf::PLAYER{$login} = $pl
1264	}	1768	}
1265	}	1769	}
1266	}	1770	}
		1771
		1772	cf::player->attach (
		1773	on_load => sub {
		1774	my ($pl, $path) = @_;
		1775
		1776	# restore slots saved in save, below
		1777	my $slots = delete $pl->{_slots};
		1778
		1779	$pl->ob->current_weapon ($slots->[0]);
		1780	$pl->combat_ob ($slots->[1]);
		1781	$pl->ranged_ob ($slots->[2]);
		1782	},
		1783	);
1267		1784
1268	sub save($) {	1785	sub save($) {
1269	my ($pl) = @_;	1786	my ($pl) = @_;
1270		1787
1271	return if $pl->{deny_save};	1788	return if $pl->{deny_save};
…		…
1276	return if $pl->{deny_save};	1793	return if $pl->{deny_save};
1277		1794
1278	aio_mkdir playerdir $pl, 0770;	1795	aio_mkdir playerdir $pl, 0770;
1279	$pl->{last_save} = $cf::RUNTIME;	1796	$pl->{last_save} = $cf::RUNTIME;
1280		1797
		1798	cf::get_slot 0.01;
		1799
		1800	# save slots, to be restored later
		1801	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1802
1281	$pl->save_pl ($path);	1803	$pl->save_pl ($path);
1282	Coro::cede;	1804	cf::cede_to_tick;
1283	}	1805	}
1284		1806
1285	sub new($) {	1807	sub new($) {
1286	my ($login) = @_;	1808	my ($login) = @_;
1287		1809
…		…
1293	$cf::PLAYER{$login} = $self;	1815	$cf::PLAYER{$login} = $self;
1294		1816
1295	$self	1817	$self
1296	}	1818	}
1297		1819
		1820	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1821
		1822	=cut
		1823
		1824	sub send_msg {
		1825	my $ns = shift->ns
		1826	or return;
		1827	$ns->send_msg (@_);
		1828	}
		1829
1298	=item $pl->quit_character	1830	=item $pl->quit_character
1299		1831
1300	Nukes the player without looking back. If logged in, the connection will	1832	Nukes the player without looking back. If logged in, the connection will
1301	be destroyed. May block for a long time.	1833	be destroyed. May block for a long time.
1302		1834
…		…
1306	my ($pl) = @_;	1838	my ($pl) = @_;
1307		1839
1308	my $name = $pl->ob->name;	1840	my $name = $pl->ob->name;
1309		1841
1310	$pl->{deny_save} = 1;	1842	$pl->{deny_save} = 1;
1311	$pl->password ("*"); # this should lock out the player until we nuked the dir	1843	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1312		1844
1313	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1845	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1314	$pl->deactivate;	1846	$pl->deactivate;
		1847
		1848	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1315	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1849	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1850	ext::highscore::check ($pl->ob);
		1851
1316	$pl->ns->destroy if $pl->ns;	1852	$pl->ns->destroy if $pl->ns;
1317		1853
1318	my $path = playerdir $pl;	1854	my $path = playerdir $pl;
1319	my $temp = "$path~$cf::RUNTIME~deleting~";	1855	my $temp = "$path~$cf::RUNTIME~deleting~";
1320	aio_rename $path, $temp;	1856	aio_rename $path, $temp;
…		…
1355	or return [];	1891	or return [];
1356		1892
1357	my @logins;	1893	my @logins;
1358		1894
1359	for my $login (@$dirs) {	1895	for my $login (@$dirs) {
		1896	my $path = path $login;
		1897
		1898	# a .pst is a dead give-away for a valid player
		1899	# if no pst file found, open and chekc for blocked users
		1900	if (aio_stat "$path.pst") {
1360	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1901	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1361	aio_read $fh, 0, 512, my $buf, 0 or next;	1902	aio_read $fh, 0, 512, my $buf, 0 or next;
1362	$buf !~ /^password -------------$/m or next; # official not-valid tag	1903	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1904	}
1363		1905
1364	utf8::decode $login;	1906	utf8::decode $login;
1365	push @logins, $login;	1907	push @logins, $login;
1366	}	1908	}
1367		1909
1368	\@logins	1910	\@logins
1369	}	1911	}
1370		1912
1371	=item $player->maps	1913	=item $player->maps
		1914
		1915	=item cf::player::maps $login
1372		1916
1373	Returns an arrayref of map paths that are private for this	1917	Returns an arrayref of map paths that are private for this
1374	player. May block.	1918	player. May block.
1375		1919
1376	=cut	1920	=cut
…		…
1394	}	1938	}
1395		1939
1396	\@paths	1940	\@paths
1397	}	1941	}
1398		1942
1399	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1943	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1400		1944
1401	Expand crossfire pod fragments into protocol xml.	1945	Expand deliantra pod fragments into protocol xml.
1402		1946
1403	=cut
1404
1405	sub expand_cfpod {
1406	((my $self), (local $_)) = @_;
1407
1408	# escape & and <
1409	s/&/&amp;/g;
1410	s/(?<![BIUGH])</&lt;/g;
1411
1412	# this is buggy, it needs to properly take care of nested <'s
1413
1414	1 while
1415	# replace B<>, I<>, U<> etc.
1416	s/B<([^\>]*)>/<b>$1<\/b>/
1417	|| s/I<([^\>]*)>/<i>$1<\/i>/
1418	|| s/U<([^\>]*)>/<u>$1<\/u>/
1419	# replace G<male|female> tags
1420	|| s{G<([^>|]*)\|([^>]*)>}{
1421	$self->gender ? $2 : $1
1422	}ge
1423	# replace H<hint text>
1424	|| s{H<([^\>]*)>}
1425	{
1426	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1427	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1428	"")
1429	[$self->{hintmode}]
1430	}ge;
1431
1432	# create single paragraphs (very hackish)
1433	s/(?<=\S)\n(?=\w)/ /g;
1434
1435	# compress some whitespace
1436	s/\s+\n/\n/g; # ws line-ends
1437	s/\n\n+/\n/g; # double lines
1438	s/^\n+//; # beginning lines
1439	s/\n+$//; # ending lines
1440
1441	$_
1442	}
1443
1444	sub hintmode {
1445	$_[0]{hintmode} = $_[1] if @_ > 1;
1446	$_[0]{hintmode}
1447	}
1448
1449	=item $player->ext_reply ($msgid, %msg)
1450
1451	Sends an ext reply to the player.
1452
1453	=cut
1454
1455	sub ext_reply($$%) {
1456	my ($self, $id, %msg) = @_;
1457
1458	$msg{msgid} = $id;
1459	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1460	}
1461
1462	=item $player->ext_event ($type, %msg)	1947	=item $player->ext_msg ($type, @msg)
1463		1948
1464	Sends an ext event to the client.	1949	Sends an ext event to the client.
1465		1950
1466	=cut	1951	=cut
1467		1952
1468	sub ext_event($$%) {	1953	sub ext_msg($$@) {
1469	my ($self, $type, %msg) = @_;	1954	my ($self, $type, @msg) = @_;
1470		1955
1471	$self->ns->ext_event ($type, %msg);	1956	$self->ns->ext_msg ($type, @msg);
1472	}	1957	}
1473		1958
1474	=head3 cf::region	1959	=head3 cf::region
1475		1960
1476	=over 4	1961	=over 4
…		…
1486	=cut	1971	=cut
1487		1972
1488	sub find_by_path($) {	1973	sub find_by_path($) {
1489	my ($path) = @_;	1974	my ($path) = @_;
1490		1975
		1976	$path =~ s/^~[^\/]*//; # skip ~login
		1977
1491	my ($match, $specificity);	1978	my ($match, $specificity);
1492		1979
1493	for my $region (list) {	1980	for my $region (list) {
1494	if ($region->match && $path =~ $region->match) {	1981	if ($region->{match} && $path =~ $region->{match}) {
1495	($match, $specificity) = ($region, $region->specificity)	1982	($match, $specificity) = ($region, $region->specificity)
1496	if $region->specificity > $specificity;	1983	if $region->specificity > $specificity;
1497	}	1984	}
1498	}	1985	}
1499		1986
…		…
1520	our $MAX_RESET = 3600;	2007	our $MAX_RESET = 3600;
1521	our $DEFAULT_RESET = 3000;	2008	our $DEFAULT_RESET = 3000;
1522		2009
1523	sub generate_random_map {	2010	sub generate_random_map {
1524	my ($self, $rmp) = @_;	2011	my ($self, $rmp) = @_;
1525	# mit "rum" bekleckern, nicht	2012
		2013	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2014
1526	$self->_create_random_map (	2015	$self->_create_random_map ($rmp);
1527	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1528	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1529	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1530	$rmp->{exit_on_final_map},
1531	$rmp->{xsize}, $rmp->{ysize},
1532	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1533	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1534	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1535	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1536	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1537	(cf::region::find $rmp->{region}), $rmp->{custom}
1538	)
1539	}	2016	}
1540		2017
1541	=item cf::map->register ($regex, $prio)	2018	=item cf::map->register ($regex, $prio)
1542		2019
1543	Register a handler for the map path matching the given regex at the	2020	Register a handler for the map path matching the given regex at the
…		…
1548		2025
1549	sub register {	2026	sub register {
1550	my (undef, $regex, $prio) = @_;	2027	my (undef, $regex, $prio) = @_;
1551	my $pkg = caller;	2028	my $pkg = caller;
1552		2029
1553	no strict;
1554	push @{"$pkg\::ISA"}, __PACKAGE__;	2030	push @{"$pkg\::ISA"}, __PACKAGE__;
1555		2031
1556	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2032	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1557	}	2033	}
1558		2034
1559	# also paths starting with '/'	2035	# also paths starting with '/'
1560	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2036	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1561		2037
1562	sub thawer_merge {	2038	sub thawer_merge {
1563	my ($self, $merge) = @_;	2039	my ($self, $merge) = @_;
1564		2040
1565	# we have to keep some variables in memory intact	2041	# we have to keep some variables in memory intact
…		…
1570	}	2046	}
1571		2047
1572	sub normalise {	2048	sub normalise {
1573	my ($path, $base) = @_;	2049	my ($path, $base) = @_;
1574		2050
1575	$path = "$path"; # make sure its a string	2051	$path = "$path"; # make sure it's a string
1576		2052
1577	$path =~ s/\.map$//;	2053	$path =~ s/\.map$//;
1578		2054
1579	# map plan:	2055	# map plan:
1580	#	2056	#
…		…
1595	$base =~ s{[^/]+/?$}{};	2071	$base =~ s{[^/]+/?$}{};
1596	$path = "$base/$path";	2072	$path = "$base/$path";
1597	}	2073	}
1598		2074
1599	for ($path) {	2075	for ($path) {
1600	redo if s{//}{/};
1601	redo if s{/\.?/}{/};	2076	redo if s{/\.?/}{/};
1602	redo if s{/[^/]+/\.\./}{/};	2077	redo if s{/[^/]+/\.\./}{/};
1603	}	2078	}
1604		2079
1605	$path	2080	$path
…		…
1619	$self->init; # pass $1 etc.	2094	$self->init; # pass $1 etc.
1620	return $self;	2095	return $self;
1621	}	2096	}
1622	}	2097	}
1623		2098
1624	Carp::carp "unable to resolve path '$path' (base '$base').";	2099	Carp::cluck "unable to resolve path '$path' (base '$base')";
1625	()	2100	()
1626	}	2101	}
1627		2102
		2103	# may re-bless or do other evil things
1628	sub init {	2104	sub init {
1629	my ($self) = @_;	2105	my ($self) = @_;
1630		2106
1631	$self	2107	$self
1632	}	2108	}
…		…
1651		2127
1652	# the temporary/swap location	2128	# the temporary/swap location
1653	sub save_path {	2129	sub save_path {
1654	my ($self) = @_;	2130	my ($self) = @_;
1655		2131
1656	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2132	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1657	"$TMPDIR/$path.map"	2133	"$TMPDIR/$path.map"
1658	}	2134	}
1659		2135
1660	# the unique path, undef == no special unique path	2136	# the unique path, undef == no special unique path
1661	sub uniq_path {	2137	sub uniq_path {
1662	my ($self) = @_;	2138	my ($self) = @_;
1663		2139
1664	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2140	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1665	"$UNIQUEDIR/$path"	2141	"$UNIQUEDIR/$path"
1666	}
1667
1668	# and all this just because we cannot iterate over
1669	# all maps in C++...
1670	sub change_all_map_light {
1671	my ($change) = @_;
1672
1673	$_->change_map_light ($change)
1674	for grep $_->outdoor, values %cf::MAP;
1675	}	2142	}
1676		2143
1677	sub decay_objects {	2144	sub decay_objects {
1678	my ($self) = @_;	2145	my ($self) = @_;
1679		2146
…		…
1692		2159
1693	sub load_header_from($) {	2160	sub load_header_from($) {
1694	my ($self, $path) = @_;	2161	my ($self, $path) = @_;
1695		2162
1696	utf8::encode $path;	2163	utf8::encode $path;
1697	#aio_open $path, O_RDONLY, 0	2164	my $f = new_from_file cf::object::thawer $path
1698	# or return;
1699
1700	$self->_load_header ($path)
1701	or return;	2165	or return;
1702		2166
		2167	$self->_load_header ($f)
		2168	or return;
		2169
		2170	local $MAP_LOADING{$self->{path}} = $self;
		2171	$f->resolve_delayed_derefs;
		2172
1703	$self->{load_path} = $path;	2173	$self->{load_path} = $path;
1704		2174
1705	1	2175	1
1706	}	2176	}
1707		2177
		2178	# used to laod the header of an original map
1708	sub load_header_orig {	2179	sub load_header_orig {
1709	my ($self) = @_;	2180	my ($self) = @_;
1710		2181
1711	$self->load_header_from ($self->load_path)	2182	$self->load_header_from ($self->load_path)
1712	}	2183	}
1713		2184
		2185	# used to laod the header of an instantiated map
1714	sub load_header_temp {	2186	sub load_header_temp {
1715	my ($self) = @_;	2187	my ($self) = @_;
1716		2188
1717	$self->load_header_from ($self->save_path)	2189	$self->load_header_from ($self->save_path)
1718	}	2190	}
1719		2191
		2192	# called after loading the header from an instantiated map
1720	sub prepare_temp {	2193	sub prepare_temp {
1721	my ($self) = @_;	2194	my ($self) = @_;
1722		2195
1723	$self->last_access ((delete $self->{last_access})	2196	$self->last_access ((delete $self->{last_access})
1724	|| $cf::RUNTIME); #d#	2197	|| $cf::RUNTIME); #d#
1725	# safety	2198	# safety
1726	$self->{instantiate_time} = $cf::RUNTIME	2199	$self->{instantiate_time} = $cf::RUNTIME
1727	if $self->{instantiate_time} > $cf::RUNTIME;	2200	if $self->{instantiate_time} > $cf::RUNTIME;
1728	}	2201	}
1729		2202
		2203	# called after loading the header from an original map
1730	sub prepare_orig {	2204	sub prepare_orig {
1731	my ($self) = @_;	2205	my ($self) = @_;
1732		2206
1733	$self->{load_original} = 1;	2207	$self->{load_original} = 1;
1734	$self->{instantiate_time} = $cf::RUNTIME;	2208	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1758		2232
1759	sub find;	2233	sub find;
1760	sub find {	2234	sub find {
1761	my ($path, $origin) = @_;	2235	my ($path, $origin) = @_;
1762		2236
		2237	cf::cede_to_tick;
		2238
1763	$path = normalise $path, $origin && $origin->path;	2239	$path = normalise $path, $origin;
1764		2240
		2241	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1765	cf::lock_wait "map_find:$path";	2242	my $guard2 = cf::lock_acquire "map_find:$path";
1766		2243
1767	$cf::MAP{$path} || do {	2244	$cf::MAP{$path} || do {
1768	my $guard = cf::lock_acquire "map_find:$path";
1769	my $map = new_from_path cf::map $path	2245	my $map = new_from_path cf::map $path
1770	or return;	2246	or return;
1771		2247
1772	$map->{last_save} = $cf::RUNTIME;	2248	$map->{last_save} = $cf::RUNTIME;
1773		2249
…		…
1775	or return;	2251	or return;
1776		2252
1777	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2253	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1778	# doing this can freeze the server in a sync job, obviously	2254	# doing this can freeze the server in a sync job, obviously
1779	#$cf::WAIT_FOR_TICK->wait;	2255	#$cf::WAIT_FOR_TICK->wait;
		2256	undef $guard2;
		2257	undef $guard1;
1780	$map->reset;	2258	$map->reset;
1781	undef $guard;
1782	return find $path;	2259	return find $path;
1783	}	2260	}
1784		2261
1785	$cf::MAP{$path} = $map	2262	$cf::MAP{$path} = $map
1786	}	2263	}
1787	}	2264	}
1788		2265
1789	sub pre_load { }	2266	sub pre_load { }
1790	sub post_load { }	2267	#sub post_load { } # XS
1791		2268
1792	sub load {	2269	sub load {
1793	my ($self) = @_;	2270	my ($self) = @_;
1794		2271
1795	local $self->{deny_reset} = 1; # loading can take a long time	2272	local $self->{deny_reset} = 1; # loading can take a long time
1796		2273
1797	my $path = $self->{path};	2274	my $path = $self->{path};
1798		2275
1799	{	2276	{
1800	my $guard = cf::lock_acquire "map_load:$path";	2277	my $guard = cf::lock_acquire "map_data:$path";
1801		2278
		2279	return unless $self->valid;
1802	return if $self->in_memory != cf::MAP_SWAPPED;	2280	return unless $self->state == cf::MAP_SWAPPED;
1803
1804	$self->in_memory (cf::MAP_LOADING);
1805		2281
1806	$self->alloc;	2282	$self->alloc;
1807		2283
1808	$self->pre_load;	2284	$self->pre_load;
1809	Coro::cede;	2285	cf::cede_to_tick;
1810		2286
1811	$self->_load_objects ($self->{load_path}, 1)	2287	if (exists $self->{load_path}) {
		2288	my $f = new_from_file cf::object::thawer $self->{load_path};
		2289	$f->skip_block;
		2290	$self->_load_objects ($f)
1812	or return;	2291	or return;
1813		2292
1814	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2293	$self->post_load_original
1815	if delete $self->{load_original};	2294	if delete $self->{load_original};
1816		2295
1817	if (my $uniq = $self->uniq_path) {	2296	if (my $uniq = $self->uniq_path) {
1818	utf8::encode $uniq;	2297	utf8::encode $uniq;
1819	if (aio_open $uniq, O_RDONLY, 0) {	2298	unless (aio_stat $uniq) {
		2299	if (my $f = new_from_file cf::object::thawer $uniq) {
1820	$self->clear_unique_items;	2300	$self->clear_unique_items;
1821	$self->_load_objects ($uniq, 0);	2301	$self->_load_objects ($f);
		2302	$f->resolve_delayed_derefs;
		2303	}
		2304	}
1822	}	2305	}
1823	}
1824		2306
1825	Coro::cede;	2307	$f->resolve_delayed_derefs;
		2308	} else {
		2309	$self->post_load_original
		2310	if delete $self->{load_original};
		2311	}
		2312
		2313	$self->state (cf::MAP_INACTIVE);
		2314
		2315	cf::cede_to_tick;
1826	# now do the right thing for maps	2316	# now do the right thing for maps
1827	$self->link_multipart_objects;	2317	$self->link_multipart_objects;
1828	$self->difficulty ($self->estimate_difficulty)	2318	$self->difficulty ($self->estimate_difficulty)
1829	unless $self->difficulty;	2319	unless $self->difficulty;
1830	Coro::cede;	2320	cf::cede_to_tick;
1831		2321
1832	unless ($self->{deny_activate}) {	2322	unless ($self->{deny_activate}) {
1833	$self->decay_objects;	2323	$self->decay_objects;
1834	$self->fix_auto_apply;	2324	$self->fix_auto_apply;
1835	$self->update_buttons;	2325	$self->update_buttons;
1836	Coro::cede;	2326	cf::cede_to_tick;
1837	$self->set_darkness_map;	2327	#$self->activate; # no longer activate maps automatically
1838	Coro::cede;
1839	$self->activate;
1840	}	2328	}
1841		2329
1842	$self->in_memory (cf::MAP_IN_MEMORY);	2330	$self->{last_save} = $cf::RUNTIME;
		2331	$self->last_access ($cf::RUNTIME);
1843	}	2332	}
1844		2333
1845	$self->post_load;	2334	$self->post_load;
1846	}
1847		2335
		2336	1
		2337	}
		2338
		2339	# customize the map for a given player, i.e.
		2340	# return the _real_ map. used by e.g. per-player
		2341	# maps to change the path to ~playername/mappath
1848	sub customise_for {	2342	sub customise_for {
1849	my ($self, $ob) = @_;	2343	my ($self, $ob) = @_;
1850		2344
1851	return find "~" . $ob->name . "/" . $self->{path}	2345	return find "~" . $ob->name . "/" . $self->{path}
1852	if $self->per_player;	2346	if $self->per_player;
…		…
1855	# if $self->per_party;	2349	# if $self->per_party;
1856		2350
1857	$self	2351	$self
1858	}	2352	}
1859		2353
1860	# find and load all maps in the 3x3 area around a map
1861	sub load_diag {
1862	my ($map) = @_;
1863
1864	my @diag; # diagonal neighbours
1865
1866	for (0 .. 3) {
1867	my $neigh = $map->tile_path ($_)
1868	or next;
1869	$neigh = find $neigh, $map
1870	or next;
1871	$neigh->load;
1872
1873	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1874	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1875	}
1876
1877	for (@diag) {
1878	my $neigh = find @$_
1879	or next;
1880	$neigh->load;
1881	}
1882	}
1883
1884	sub find_sync {	2354	sub find_sync {
1885	my ($path, $origin) = @_;	2355	my ($path, $origin) = @_;
1886		2356
1887	cf::sync_job { find $path, $origin }	2357	# it's a bug to call this from the main context
		2358	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2359	if $Coro::current == $Coro::main;
		2360
		2361	find $path, $origin
1888	}	2362	}
1889		2363
1890	sub do_load_sync {	2364	sub do_load_sync {
1891	my ($map) = @_;	2365	my ($map) = @_;
1892		2366
1893	cf::sync_job { $map->load };	2367	# it's a bug to call this from the main context
		2368	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2369	if $Coro::current == $Coro::main;
		2370
		2371	$map->load;
1894	}	2372	}
1895		2373
1896	our %MAP_PREFETCH;	2374	our %MAP_PREFETCH;
1897	our $MAP_PREFETCHER = undef;	2375	our $MAP_PREFETCHER = undef;
1898		2376
1899	sub find_async {	2377	sub find_async {
1900	my ($path, $origin) = @_;	2378	my ($path, $origin, $load) = @_;
1901		2379
1902	$path = normalise $path, $origin && $origin->{path};	2380	$path = normalise $path, $origin;
1903		2381
1904	if (my $map = $cf::MAP{$path}) {	2382	if (my $map = $cf::MAP{$path}) {
1905	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2383	return $map if !$load || $map->linkable;
1906	}	2384	}
1907		2385
1908	undef $MAP_PREFETCH{$path};	2386	$MAP_PREFETCH{$path} |= $load;
		2387
1909	$MAP_PREFETCHER ||= cf::async {	2388	$MAP_PREFETCHER ||= cf::async {
		2389	$Coro::current->{desc} = "map prefetcher";
		2390
1910	while (%MAP_PREFETCH) {	2391	while (%MAP_PREFETCH) {
1911	for my $path (keys %MAP_PREFETCH) {	2392	while (my ($k, $v) = each %MAP_PREFETCH) {
1912	my $map = find $path	2393	if (my $map = find $k) {
1913	or next;
1914	$map->load;	2394	$map->load if $v;
		2395	}
1915		2396
1916	delete $MAP_PREFETCH{$path};	2397	delete $MAP_PREFETCH{$k};
1917	}	2398	}
1918	}	2399	}
1919	undef $MAP_PREFETCHER;	2400	undef $MAP_PREFETCHER;
1920	};	2401	};
1921	$MAP_PREFETCHER->prio (6);	2402	$MAP_PREFETCHER->prio (6);
1922		2403
1923	()	2404	()
1924	}	2405	}
1925		2406
		2407	# common code, used by both ->save and ->swapout
1926	sub save {	2408	sub _save {
1927	my ($self) = @_;	2409	my ($self) = @_;
1928
1929	my $lock = cf::lock_acquire "map_data:" . $self->path;
1930		2410
1931	$self->{last_save} = $cf::RUNTIME;	2411	$self->{last_save} = $cf::RUNTIME;
1932		2412
1933	return unless $self->dirty;	2413	return unless $self->dirty;
1934		2414
…		…
1940	return if $self->{deny_save};	2420	return if $self->{deny_save};
1941		2421
1942	local $self->{last_access} = $self->last_access;#d#	2422	local $self->{last_access} = $self->last_access;#d#
1943		2423
1944	cf::async {	2424	cf::async {
		2425	$Coro::current->{desc} = "map player save";
1945	$_->contr->save for $self->players;	2426	$_->contr->save for $self->players;
1946	};	2427	};
		2428
		2429	cf::get_slot 0.02;
1947		2430
1948	if ($uniq) {	2431	if ($uniq) {
1949	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1950	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2433	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1951	} else {	2434	} else {
1952	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2435	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1953	}	2436	}
1954	}	2437	}
1955		2438
		2439	sub save {
		2440	my ($self) = @_;
		2441
		2442	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2443
		2444	$self->_save;
		2445	}
		2446
1956	sub swap_out {	2447	sub swap_out {
1957	my ($self) = @_;	2448	my ($self) = @_;
1958		2449
1959	# save first because save cedes
1960	$self->save;
1961
1962	my $lock = cf::lock_acquire "map_data:" . $self->path;	2450	my $lock = cf::lock_acquire "map_data:$self->{path}";
1963		2451
		2452	return if !$self->linkable;
		2453	return if $self->{deny_save};
1964	return if $self->players;	2454	return if $self->players;
1965	return if $self->in_memory != cf::MAP_IN_MEMORY;
1966	return if $self->{deny_save};
1967		2455
		2456	# first deactivate the map and "unlink" it from the core
		2457	$self->deactivate;
		2458	$_->clear_links_to ($self) for values %cf::MAP;
		2459	$self->state (cf::MAP_SWAPPED);
		2460
		2461	# then atomically save
		2462	$self->_save;
		2463
		2464	# then free the map
1968	$self->clear;	2465	$self->clear;
1969	$self->in_memory (cf::MAP_SWAPPED);
1970	}	2466	}
1971		2467
1972	sub reset_at {	2468	sub reset_at {
1973	my ($self) = @_;	2469	my ($self) = @_;
1974		2470
…		…
1992		2488
1993	my $lock = cf::lock_acquire "map_data:$self->{path}";	2489	my $lock = cf::lock_acquire "map_data:$self->{path}";
1994		2490
1995	return if $self->players;	2491	return if $self->players;
1996		2492
1997	warn "resetting map ", $self->path;	2493	cf::trace "resetting map ", $self->path, "\n";
1998		2494
1999	$self->in_memory (cf::MAP_SWAPPED);	2495	$self->state (cf::MAP_SWAPPED);
2000		2496
2001	# need to save uniques path	2497	# need to save uniques path
2002	unless ($self->{deny_save}) {	2498	unless ($self->{deny_save}) {
2003	my $uniq = $self->uniq_path; utf8::encode $uniq;	2499	my $uniq = $self->uniq_path; utf8::encode $uniq;
2004		2500
…		…
2006	if $uniq;	2502	if $uniq;
2007	}	2503	}
2008		2504
2009	delete $cf::MAP{$self->path};	2505	delete $cf::MAP{$self->path};
2010		2506
		2507	$self->deactivate;
		2508	$_->clear_links_to ($self) for values %cf::MAP;
2011	$self->clear;	2509	$self->clear;
2012
2013	$_->clear_links_to ($self) for values %cf::MAP;
2014		2510
2015	$self->unlink_save;	2511	$self->unlink_save;
2016	$self->destroy;	2512	$self->destroy;
2017	}	2513	}
2018		2514
2019	my $nuke_counter = "aaaa";	2515	my $nuke_counter = "aaaa";
2020		2516
2021	sub nuke {	2517	sub nuke {
2022	my ($self) = @_;	2518	my ($self) = @_;
2023		2519
		2520	{
		2521	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2522
2024	delete $cf::MAP{$self->path};	2523	delete $cf::MAP{$self->path};
2025		2524
2026	$self->unlink_save;	2525	$self->unlink_save;
2027		2526
2028	bless $self, "cf::map";	2527	bless $self, "cf::map::wrap";
2029	delete $self->{deny_reset};	2528	delete $self->{deny_reset};
2030	$self->{deny_save} = 1;	2529	$self->{deny_save} = 1;
2031	$self->reset_timeout (1);	2530	$self->reset_timeout (1);
2032	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2531	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2033		2532
2034	$cf::MAP{$self->path} = $self;	2533	$cf::MAP{$self->path} = $self;
		2534	}
2035		2535
2036	$self->reset; # polite request, might not happen	2536	$self->reset; # polite request, might not happen
2037	}	2537	}
2038		2538
2039	=item $maps = cf::map::tmp_maps	2539	=item $maps = cf::map::tmp_maps
…		…
2081		2581
2082	sub unique_maps() {	2582	sub unique_maps() {
2083	[	2583	[
2084	map {	2584	map {
2085	utf8::decode $_;	2585	utf8::decode $_;
2086	/\.map$/	2586	s/\.map$//; # TODO future compatibility hack
		2587	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2588	? ()
2087	? normalise $_	2589	: normalise $_
2088	: ()
2089	} @{ aio_readdir $UNIQUEDIR or [] }	2590	} @{ aio_readdir $UNIQUEDIR or [] }
2090	]	2591	]
2091	}	2592	}
2092		2593
2093	package cf;	2594	=item cf::map::static_maps
		2595
		2596	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2597	file in the shared directory excluding F</styles> and F</editor>). May
		2598	block.
		2599
		2600	=cut
		2601
		2602	sub static_maps() {
		2603	my @dirs = "";
		2604	my @maps;
		2605
		2606	while (@dirs) {
		2607	my $dir = shift @dirs;
		2608
		2609	next if $dir eq "/styles" || $dir eq "/editor";
		2610
		2611	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2612	or return;
		2613
		2614	for (@$files) {
		2615	s/\.map$// or next;
		2616	utf8::decode $_;
		2617	push @maps, "$dir/$_";
		2618	}
		2619
		2620	push @dirs, map "$dir/$_", @$dirs;
		2621	}
		2622
		2623	\@maps
		2624	}
2094		2625
2095	=back	2626	=back
2096		2627
2097	=head3 cf::object	2628	=head3 cf::object
2098		2629
…		…
2102		2633
2103	=over 4	2634	=over 4
2104		2635
2105	=item $ob->inv_recursive	2636	=item $ob->inv_recursive
2106		2637
2107	Returns the inventory of the object _and_ their inventories, recursively.	2638	Returns the inventory of the object I<and> their inventories, recursively,
		2639	but I<not> the object itself.
2108		2640
2109	=cut	2641	=cut
2110		2642
2111	sub inv_recursive_;	2643	sub inv_recursive_;
2112	sub inv_recursive_ {	2644	sub inv_recursive_ {
…		…
2115		2647
2116	sub inv_recursive {	2648	sub inv_recursive {
2117	inv_recursive_ inv $_[0]	2649	inv_recursive_ inv $_[0]
2118	}	2650	}
2119		2651
		2652	=item $ref = $ob->ref
		2653
		2654	Creates and returns a persistent reference to an object that can be stored as a string.
		2655
		2656	=item $ob = cf::object::deref ($refstring)
		2657
		2658	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2659	even if the object actually exists. May block.
		2660
		2661	=cut
		2662
		2663	sub deref {
		2664	my ($ref) = @_;
		2665
		2666	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2667	my ($uuid, $name) = ($1, $2);
		2668	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2669	or return;
		2670	$pl->ob->uuid eq $uuid
		2671	or return;
		2672
		2673	$pl->ob
		2674	} else {
		2675	warn "$ref: cannot resolve object reference\n";
		2676	undef
		2677	}
		2678	}
		2679
2120	package cf;	2680	package cf;
2121		2681
2122	=back	2682	=back
2123		2683
2124	=head3 cf::object::player	2684	=head3 cf::object::player
…		…
2130	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2690	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2131	can be C<undef>. Does the right thing when the player is currently in a	2691	can be C<undef>. Does the right thing when the player is currently in a
2132	dialogue with the given NPC character.	2692	dialogue with the given NPC character.
2133		2693
2134	=cut	2694	=cut
		2695
		2696	our $SAY_CHANNEL = {
		2697	id => "say",
		2698	title => "Map",
		2699	reply => "say ",
		2700	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2701	};
		2702
		2703	our $CHAT_CHANNEL = {
		2704	id => "chat",
		2705	title => "Chat",
		2706	reply => "chat ",
		2707	tooltip => "Player chat and shouts, global to the server.",
		2708	};
2135		2709
2136	# rough implementation of a future "reply" method that works	2710	# rough implementation of a future "reply" method that works
2137	# with dialog boxes.	2711	# with dialog boxes.
2138	#TODO: the first argument must go, split into a $npc->reply_to ( method	2712	#TODO: the first argument must go, split into a $npc->reply_to ( method
2139	sub cf::object::player::reply($$$;$) {	2713	sub cf::object::player::reply($$$;$) {
…		…
2146		2720
2147	} else {	2721	} else {
2148	my $pl = $self->contr;	2722	my $pl = $self->contr;
2149		2723
2150	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2724	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2151	my $diag = $pl->{npc_dialog};	2725	my $dialog = $pl->{npc_dialog};
2152	$diag->{pl}->ext_reply (	2726	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2153	$diag->{id},
2154	msgtype => "reply",
2155	msg => $diag->{pl}->expand_cfpod ($msg),
2156	add_topics => []
2157	);
2158		2727
2159	} else {	2728	} else {
2160	$msg = $npc->name . " says: $msg" if $npc;	2729	$msg = $npc->name . " says: $msg" if $npc;
2161	$self->message ($msg, $flags);	2730	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2162	}	2731	}
2163	}	2732	}
		2733	}
		2734
		2735	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2736
		2737	=cut
		2738
		2739	sub cf::object::send_msg {
		2740	my $pl = shift->contr
		2741	or return;
		2742	$pl->send_msg (@_);
2164	}	2743	}
2165		2744
2166	=item $player_object->may ("access")	2745	=item $player_object->may ("access")
2167		2746
2168	Returns wether the given player is authorized to access resource "access"	2747	Returns wether the given player is authorized to access resource "access"
…		…
2181		2760
2182	=item $player_object->enter_link	2761	=item $player_object->enter_link
2183		2762
2184	Freezes the player and moves him/her to a special map (C<{link}>).	2763	Freezes the player and moves him/her to a special map (C<{link}>).
2185		2764
2186	The player should be reasonably safe there for short amounts of time. You	2765	The player should be reasonably safe there for short amounts of time (e.g.
2187	I<MUST> call C<leave_link> as soon as possible, though.	2766	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2767	though, as the player cannot control the character while it is on the link
		2768	map.
2188		2769
2189	Will never block.	2770	Will never block.
2190		2771
2191	=item $player_object->leave_link ($map, $x, $y)	2772	=item $player_object->leave_link ($map, $x, $y)
2192		2773
…		…
2212	sub cf::object::player::enter_link {	2793	sub cf::object::player::enter_link {
2213	my ($self) = @_;	2794	my ($self) = @_;
2214		2795
2215	$self->deactivate_recursive;	2796	$self->deactivate_recursive;
2216		2797
		2798	++$self->{_link_recursion};
		2799
2217	return if UNIVERSAL::isa $self->map, "ext::map_link";	2800	return if UNIVERSAL::isa $self->map, "ext::map_link";
2218		2801
2219	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2802	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2220	if $self->map && $self->map->{path} ne "{link}";	2803	if $self->map && $self->map->{path} ne "{link}";
2221		2804
2222	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2805	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2223	}	2806	}
2224		2807
2225	sub cf::object::player::leave_link {	2808	sub cf::object::player::leave_link {
2226	my ($self, $map, $x, $y) = @_;	2809	my ($self, $map, $x, $y) = @_;
2227		2810
…		…
2244	($x, $y) = (-1, -1)	2827	($x, $y) = (-1, -1)
2245	unless (defined $x) && (defined $y);	2828	unless (defined $x) && (defined $y);
2246		2829
2247	# use -1 or undef as default coordinates, not 0, 0	2830	# use -1 or undef as default coordinates, not 0, 0
2248	($x, $y) = ($map->enter_x, $map->enter_y)	2831	($x, $y) = ($map->enter_x, $map->enter_y)
2249	if $x <=0 && $y <= 0;	2832	if $x <= 0 && $y <= 0;
2250		2833
2251	$map->load;	2834	$map->load;
2252	$map->load_diag;
2253		2835
2254	return unless $self->contr->active;	2836	return unless $self->contr->active;
2255	$self->activate_recursive;
2256		2837
2257	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2838	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2258	$self->enter_map ($map, $x, $y);	2839	if ($self->enter_map ($map, $x, $y)) {
2259	}	2840	# entering was successful
		2841	delete $self->{_link_recursion};
		2842	# only activate afterwards, to support waiting in hooks
		2843	$self->activate_recursive;
		2844	}
2260		2845
		2846	}
		2847
2261	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2848	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2262		2849
2263	Moves the player to the given map-path and coordinates by first freezing	2850	Moves the player to the given map-path and coordinates by first freezing
2264	her, loading and preparing them map, calling the provided $check callback	2851	her, loading and preparing them map, calling the provided $check callback
2265	that has to return the map if sucecssful, and then unfreezes the player on	2852	that has to return the map if sucecssful, and then unfreezes the player on
2266	the new (success) or old (failed) map position.	2853	the new (success) or old (failed) map position. In either case, $done will
		2854	be called at the end of this process.
		2855
		2856	Note that $check will be called with a potentially non-loaded map, so if
		2857	it needs a loaded map it has to call C<< ->load >>.
2267		2858
2268	=cut	2859	=cut
2269		2860
2270	our $GOTOGEN;	2861	our $GOTOGEN;
2271		2862
2272	sub cf::object::player::goto {	2863	sub cf::object::player::goto {
2273	my ($self, $path, $x, $y, $check) = @_;	2864	my ($self, $path, $x, $y, $check, $done) = @_;
		2865
		2866	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2867	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2868	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2869	($path, $x, $y) = @$EMERGENCY_POSITION;
		2870	}
2274		2871
2275	# do generation counting so two concurrent goto's will be executed in-order	2872	# do generation counting so two concurrent goto's will be executed in-order
2276	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2873	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2277		2874
2278	$self->enter_link;	2875	$self->enter_link;
2279		2876
2280	(async {	2877	(async {
		2878	$Coro::current->{desc} = "player::goto $path $x $y";
		2879
		2880	# *tag paths override both path and x|y
		2881	if ($path =~ /^\*(.*)$/) {
		2882	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2883	my $ob = $obs[rand @obs];
		2884
		2885	# see if we actually can go there
		2886	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2887	$ob = $obs[rand @obs];
		2888	} else {
		2889	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2890	}
		2891	# else put us there anyways for now #d#
		2892
		2893	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2894	} else {
		2895	($path, $x, $y) = (undef, undef, undef);
		2896	}
		2897	}
		2898
2281	my $map = eval {	2899	my $map = eval {
2282	my $map = cf::map::find $path;	2900	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2283		2901
2284	if ($map) {	2902	if ($map) {
2285	$map = $map->customise_for ($self);	2903	$map = $map->customise_for ($self);
2286	$map = $check->($map) if $check && $map;	2904	$map = $check->($map, $x, $y, $self) if $check && $map;
2287	} else {	2905	} else {
2288	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2906	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2289	}	2907	}
2290		2908
2291	$map	2909	$map
2292	};	2910	};
2293		2911
…		…
2298		2916
2299	if ($gen == $self->{_goto_generation}) {	2917	if ($gen == $self->{_goto_generation}) {
2300	delete $self->{_goto_generation};	2918	delete $self->{_goto_generation};
2301	$self->leave_link ($map, $x, $y);	2919	$self->leave_link ($map, $x, $y);
2302	}	2920	}
		2921
		2922	$done->($self) if $done;
2303	})->prio (1);	2923	})->prio (1);
2304	}	2924	}
2305		2925
2306	=item $player_object->enter_exit ($exit_object)	2926	=item $player_object->enter_exit ($exit_object)
2307		2927
…		…
2327	}	2947	}
2328		2948
2329	sub prepare_random_map {	2949	sub prepare_random_map {
2330	my ($exit) = @_;	2950	my ($exit) = @_;
2331		2951
2332	my $guard = cf::lock_acquire "exit_prepare:$exit";
2333
2334	# all this does is basically replace the /! path by	2952	# all this does is basically replace the /! path by
2335	# a new random map path (?random/...) with a seed	2953	# a new random map path (?random/...) with a seed
2336	# that depends on the exit object	2954	# that depends on the exit object
2337		2955
2338	my $rmp = parse_random_map_params $exit->msg;	2956	my $rmp = parse_random_map_params $exit->msg;
…		…
2340	if ($exit->map) {	2958	if ($exit->map) {
2341	$rmp->{region} = $exit->region->name;	2959	$rmp->{region} = $exit->region->name;
2342	$rmp->{origin_map} = $exit->map->path;	2960	$rmp->{origin_map} = $exit->map->path;
2343	$rmp->{origin_x} = $exit->x;	2961	$rmp->{origin_x} = $exit->x;
2344	$rmp->{origin_y} = $exit->y;	2962	$rmp->{origin_y} = $exit->y;
		2963
		2964	$exit->map->touch;
2345	}	2965	}
2346		2966
2347	$rmp->{random_seed} ||= $exit->random_seed;	2967	$rmp->{random_seed} ||= $exit->random_seed;
2348		2968
2349	my $data = cf::to_json $rmp;	2969	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2350	my $md5 = Digest::MD5::md5_hex $data;	2970	my $md5 = Digest::MD5::md5_hex $data;
2351	my $meta = "$RANDOMDIR/$md5.meta";	2971	my $meta = "$RANDOMDIR/$md5.meta";
2352		2972
2353	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2973	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2354	aio_write $fh, 0, (length $data), $data, 0;	2974	aio_write $fh, 0, (length $data), $data, 0;
2355	undef $fh;	2975	undef $fh;
2356	aio_rename "$meta~", $meta;	2976	aio_rename "$meta~", $meta;
2357		2977
		2978	my $slaying = "?random/$md5";
		2979
		2980	if ($exit->valid) {
2358	$exit->slaying ("?random/$md5");	2981	$exit->slaying ("?random/$md5");
2359	$exit->msg (undef);	2982	$exit->msg (undef);
		2983	}
2360	}	2984	}
2361	}	2985	}
2362		2986
2363	sub cf::object::player::enter_exit {	2987	sub cf::object::player::enter_exit {
2364	my ($self, $exit) = @_;	2988	my ($self, $exit) = @_;
2365		2989
2366	return unless $self->type == cf::PLAYER;	2990	return unless $self->type == cf::PLAYER;
2367		2991
2368	if ($exit->slaying eq "/!") {
2369	#TODO: this should de-fi-ni-te-ly not be a sync-job
2370	# the problem is that $exit might not survive long enough
2371	# so it needs to be done right now, right here
2372	cf::sync_job { prepare_random_map $exit };
2373	}
2374
2375	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2376	my $hp = $exit->stats->hp;
2377	my $sp = $exit->stats->sp;
2378
2379	$self->enter_link;	2992	$self->enter_link;
2380		2993
2381	# if exit is damned, update players death & WoR home-position
2382	$self->contr->savebed ($slaying, $hp, $sp)
2383	if $exit->flag (FLAG_DAMNED);
2384
2385	(async {	2994	(async {
2386	$self->deactivate_recursive; # just to be sure	2995	$Coro::current->{desc} = "enter_exit";
		2996
2387	unless (eval {	2997	unless (eval {
		2998	$self->deactivate_recursive; # just to be sure
		2999
		3000	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3001	my $x = $exit->stats->hp;
		3002	my $y = $exit->stats->sp;
		3003
		3004	# special map handling
		3005	my $slaying = $exit->slaying;
		3006
		3007	# special map handling
		3008	if ($slaying eq "/!") {
		3009	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3010
		3011	prepare_random_map $exit
		3012	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3013
		3014	$map = $exit->slaying;
		3015
		3016	} elsif ($slaying eq '!up') {
		3017	$map = $exit->map->tile_path (cf::TILE_UP);
		3018	$x = $exit->x;
		3019	$y = $exit->y;
		3020
		3021	} elsif ($slaying eq '!down') {
		3022	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3023	$x = $exit->x;
		3024	$y = $exit->y;
		3025	}
		3026
2388	$self->goto ($slaying, $hp, $sp);	3027	$self->goto ($map, $x, $y);
2389		3028
		3029	# if exit is damned, update players death & WoR home-position
		3030	$self->contr->savebed ($map, $x, $y)
		3031	if $exit->flag (cf::FLAG_DAMNED);
		3032
2390	1;	3033	1
2391	}) {	3034	}) {
2392	$self->message ("Something went wrong deep within the crossfire server. "	3035	$self->message ("Something went wrong deep within the deliantra server. "
2393	. "I'll try to bring you back to the map you were before. "	3036	. "I'll try to bring you back to the map you were before. "
2394	. "Please report this to the dungeon master!",	3037	. "Please report this to the dungeon master!",
2395	cf::NDI_UNIQUE | cf::NDI_RED);	3038	cf::NDI_UNIQUE | cf::NDI_RED);
2396		3039
2397	warn "ERROR in enter_exit: $@";	3040	error "ERROR in enter_exit: $@";
2398	$self->leave_link;	3041	$self->leave_link;
2399	}	3042	}
2400	})->prio (1);	3043	})->prio (1);
2401	}	3044	}
2402		3045
…		…
2416		3059
2417	utf8::encode $text;	3060	utf8::encode $text;
2418	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3061	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2419	}	3062	}
2420		3063
		3064	=item $client->send_big_packet ($pkt)
		3065
		3066	Like C<send_packet>, but tries to compress large packets, and fragments
		3067	them as required.
		3068
		3069	=cut
		3070
		3071	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3072
		3073	sub cf::client::send_big_packet {
		3074	my ($self, $pkt) = @_;
		3075
		3076	# try lzf for large packets
		3077	$pkt = "lzf " . Compress::LZF::compress $pkt
		3078	if 1024 <= length $pkt and $self->{can_lzf};
		3079
		3080	# split very large packets
		3081	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3082	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3083	$pkt = "frag";
		3084	}
		3085
		3086	$self->send_packet ($pkt);
		3087	}
		3088
2421	=item $client->send_msg ($color, $type, $msg, [extra...])	3089	=item $client->send_msg ($channel, $msg, $color, [extra...])
2422		3090
2423	Send a drawinfo or msg packet to the client, formatting the msg for the	3091	Send a drawinfo or msg packet to the client, formatting the msg for the
2424	client if neccessary. C<$type> should be a string identifying the type of	3092	client if neccessary. C<$type> should be a string identifying the type of
2425	the message, with C<log> being the default. If C<$color> is negative, suppress	3093	the message, with C<log> being the default. If C<$color> is negative, suppress
2426	the message unless the client supports the msg packet.	3094	the message unless the client supports the msg packet.
2427		3095
2428	=cut	3096	=cut
2429		3097
		3098	# non-persistent channels (usually the info channel)
		3099	our %CHANNEL = (
		3100	"c/motd" => {
		3101	id => "infobox",
		3102	title => "MOTD",
		3103	reply => undef,
		3104	tooltip => "The message of the day",
		3105	},
		3106	"c/identify" => {
		3107	id => "infobox",
		3108	title => "Identify",
		3109	reply => undef,
		3110	tooltip => "Items recently identified",
		3111	},
		3112	"c/examine" => {
		3113	id => "infobox",
		3114	title => "Examine",
		3115	reply => undef,
		3116	tooltip => "Signs and other items you examined",
		3117	},
		3118	"c/shopinfo" => {
		3119	id => "infobox",
		3120	title => "Shop Info",
		3121	reply => undef,
		3122	tooltip => "What your bargaining skill tells you about the shop",
		3123	},
		3124	"c/book" => {
		3125	id => "infobox",
		3126	title => "Book",
		3127	reply => undef,
		3128	tooltip => "The contents of a note or book",
		3129	},
		3130	"c/lookat" => {
		3131	id => "infobox",
		3132	title => "Look",
		3133	reply => undef,
		3134	tooltip => "What you saw there",
		3135	},
		3136	"c/who" => {
		3137	id => "infobox",
		3138	title => "Players",
		3139	reply => undef,
		3140	tooltip => "Shows players who are currently online",
		3141	},
		3142	"c/body" => {
		3143	id => "infobox",
		3144	title => "Body Parts",
		3145	reply => undef,
		3146	tooltip => "Shows which body parts you posess and are available",
		3147	},
		3148	"c/statistics" => {
		3149	id => "infobox",
		3150	title => "Statistics",
		3151	reply => undef,
		3152	tooltip => "Shows your primary statistics",
		3153	},
		3154	"c/skills" => {
		3155	id => "infobox",
		3156	title => "Skills",
		3157	reply => undef,
		3158	tooltip => "Shows your experience per skill and item power",
		3159	},
		3160	"c/shopitems" => {
		3161	id => "infobox",
		3162	title => "Shop Items",
		3163	reply => undef,
		3164	tooltip => "Shows the items currently for sale in this shop",
		3165	},
		3166	"c/resistances" => {
		3167	id => "infobox",
		3168	title => "Resistances",
		3169	reply => undef,
		3170	tooltip => "Shows your resistances",
		3171	},
		3172	"c/pets" => {
		3173	id => "infobox",
		3174	title => "Pets",
		3175	reply => undef,
		3176	tooltip => "Shows information abotu your pets/a specific pet",
		3177	},
		3178	"c/perceiveself" => {
		3179	id => "infobox",
		3180	title => "Perceive Self",
		3181	reply => undef,
		3182	tooltip => "You gained detailed knowledge about yourself",
		3183	},
		3184	"c/uptime" => {
		3185	id => "infobox",
		3186	title => "Uptime",
		3187	reply => undef,
		3188	tooltip => "How long the server has been running since last restart",
		3189	},
		3190	"c/mapinfo" => {
		3191	id => "infobox",
		3192	title => "Map Info",
		3193	reply => undef,
		3194	tooltip => "Information related to the maps",
		3195	},
		3196	"c/party" => {
		3197	id => "party",
		3198	title => "Party",
		3199	reply => "gsay ",
		3200	tooltip => "Messages and chat related to your party",
		3201	},
		3202	"c/death" => {
		3203	id => "death",
		3204	title => "Death",
		3205	reply => undef,
		3206	tooltip => "Reason for and more info about your most recent death",
		3207	},
		3208	"c/say" => $SAY_CHANNEL,
		3209	"c/chat" => $CHAT_CHANNEL,
		3210	);
		3211
2430	sub cf::client::send_msg {	3212	sub cf::client::send_msg {
2431	my ($self, $color, $type, $msg, @extra) = @_;	3213	my ($self, $channel, $msg, $color, @extra) = @_;
2432		3214
2433	$msg = $self->pl->expand_cfpod ($msg);	3215	$msg = $self->pl->expand_cfpod ($msg)
		3216	unless $color & cf::NDI_VERBATIM;
		3217
		3218	$color &= cf::NDI_CLIENT_MASK; # just in case...
		3219
		3220	# check predefined channels, for the benefit of C
		3221	if ($CHANNEL{$channel}) {
		3222	$channel = $CHANNEL{$channel};
		3223
		3224	$self->ext_msg (channel_info => $channel);
		3225	$channel = $channel->{id};
		3226
		3227	} elsif (ref $channel) {
		3228	# send meta info to client, if not yet sent
		3229	unless (exists $self->{channel}{$channel->{id}}) {
		3230	$self->{channel}{$channel->{id}} = $channel;
		3231	$self->ext_msg (channel_info => $channel);
		3232	}
		3233
		3234	$channel = $channel->{id};
		3235	}
2434		3236
2435	return unless @extra || length $msg;	3237	return unless @extra || length $msg;
2436		3238
2437	if ($self->can_msg) {	3239	# default colour, mask it out
2438	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3240	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2439	} else {	3241	if $color & cf::NDI_DEF;
2440	# replace some tags by gcfclient-compatible ones
2441	for ($msg) {
2442	1 while
2443	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2444	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2445	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2446	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2447	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2448	}
2449		3242
2450	if ($color >= 0) {	3243	my $pkt = "msg "
2451	if (0 && $msg =~ /\[/) {	3244	. $self->{json_coder}->encode (
2452	$self->send_packet ("drawextinfo $color 4 0 $msg")	3245	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2453	} else {	3246	);
2454	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2455	$self->send_packet ("drawinfo $color $msg")
2456	}
2457	}
2458	}
2459	}
2460		3247
		3248	$self->send_big_packet ($pkt);
		3249	}
		3250
2461	=item $client->ext_event ($type, %msg)	3251	=item $client->ext_msg ($type, @msg)
2462		3252
2463	Sends an ext event to the client.	3253	Sends an ext event to the client.
2464		3254
2465	=cut	3255	=cut
2466		3256
2467	sub cf::client::ext_event($$%) {	3257	sub cf::client::ext_msg($$@) {
2468	my ($self, $type, %msg) = @_;	3258	my ($self, $type, @msg) = @_;
2469		3259
2470	$msg{msgtype} = "event_$type";
2471	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3260	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2472	}	3261	}
2473		3262
2474	=item $success = $client->query ($flags, "text", \&cb)	3263	=item $success = $client->query ($flags, "text", \&cb)
2475		3264
2476	Queues a query to the client, calling the given callback with	3265	Queues a query to the client, calling the given callback with
…		…
2531	my ($ns, $buf) = @_;	3320	my ($ns, $buf) = @_;
2532		3321
2533	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3322	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2534		3323
2535	if (ref $msg) {	3324	if (ref $msg) {
		3325	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		3326
2536	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3327	if (my $cb = $EXTIACMD{$type}) {
2537	if (my %reply = $cb->($ns, $msg)) {	3328	$cb->(
2538	$reply{msgid} = $msg->{msgid};	3329	$ns,
2539	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));	3330	sub {
		3331	$ns->ext_msg ("reply-$reply", @_)
		3332	if $reply;
		3333	},
		3334	@payload
		3335	);
		3336	} else {
		3337	my @reply;
		3338
		3339	if (my $cb = $EXTICMD{$type}) {
		3340	@reply = $cb->($ns, @payload);
2540	}	3341	}
		3342
		3343	$ns->ext_msg ("reply-$reply", @reply)
		3344	if $reply;
2541	}	3345	}
2542	} else {	3346	} else {
2543	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3347	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2544	}	3348	}
2545		3349
2546	cf::override;	3350	cf::override;
2547	},	3351	},
2548	);	3352	);
…		…
2568		3372
2569	$coro	3373	$coro
2570	}	3374	}
2571		3375
2572	cf::client->attach (	3376	cf::client->attach (
2573	on_destroy => sub {	3377	on_client_destroy => sub {
2574	my ($ns) = @_;	3378	my ($ns) = @_;
2575		3379
2576	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3380	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2577	},	3381	},
2578	);	3382	);
…		…
2593	our $safe = new Safe "safe";	3397	our $safe = new Safe "safe";
2594	our $safe_hole = new Safe::Hole;	3398	our $safe_hole = new Safe::Hole;
2595		3399
2596	$SIG{FPE} = 'IGNORE';	3400	$SIG{FPE} = 'IGNORE';
2597		3401
2598	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3402	$safe->permit_only (Opcode::opset qw(
		3403	:base_core :base_mem :base_orig :base_math :base_loop
		3404	grepstart grepwhile mapstart mapwhile
		3405	sort time
		3406	));
2599		3407
2600	# here we export the classes and methods available to script code	3408	# here we export the classes and methods available to script code
2601		3409
2602	=pod	3410	=pod
2603		3411
2604	The following functions and methods are available within a safe environment:	3412	The following functions and methods are available within a safe environment:
2605		3413
2606	cf::object	3414	cf::object
2607	contr pay_amount pay_player map x y force_find force_add	3415	contr pay_amount pay_player map x y force_find force_add destroy
2608	insert remove	3416	insert remove name archname title slaying race decrease split
		3417	value
2609		3418
2610	cf::object::player	3419	cf::object::player
2611	player	3420	player
2612		3421
2613	cf::player	3422	cf::player
…		…
2618		3427
2619	=cut	3428	=cut
2620		3429
2621	for (	3430	for (
2622	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3431	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2623	insert remove)],	3432	insert remove inv nrof name archname title slaying race
		3433	decrease split destroy change_exp value msg lore send_msg)],
2624	["cf::object::player" => qw(player)],	3434	["cf::object::player" => qw(player)],
2625	["cf::player" => qw(peaceful)],	3435	["cf::player" => qw(peaceful send_msg)],
2626	["cf::map" => qw(trigger)],	3436	["cf::map" => qw(trigger)],
2627	) {	3437	) {
2628	no strict 'refs';
2629	my ($pkg, @funs) = @$_;	3438	my ($pkg, @funs) = @$_;
2630	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3439	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2631	for @funs;	3440	for @funs;
2632	}	3441	}
2633		3442
…		…
2648		3457
2649	my $qcode = $code;	3458	my $qcode = $code;
2650	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3459	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2651	$qcode =~ s/\n/\\n/g;	3460	$qcode =~ s/\n/\\n/g;
2652		3461
		3462	%vars = (_dummy => 0) unless %vars;
		3463
		3464	my @res;
2653	local $_;	3465	local $_;
2654	local @safe::cf::_safe_eval_args = values %vars;
2655		3466
2656	my $eval =	3467	my $eval =
2657	"do {\n"	3468	"do {\n"
2658	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3469	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2659	. "#line 0 \"{$qcode}\"\n"	3470	. "#line 0 \"{$qcode}\"\n"
2660	. $code	3471	. $code
2661	. "\n}"	3472	. "\n}"
2662	;	3473	;
2663		3474
		3475	if ($CFG{safe_eval}) {
2664	sub_generation_inc;	3476	sub_generation_inc;
		3477	local @safe::cf::_safe_eval_args = values %vars;
2665	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3478	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2666	sub_generation_inc;	3479	sub_generation_inc;
		3480	} else {
		3481	local @cf::_safe_eval_args = values %vars;
		3482	@res = wantarray ? eval eval : scalar eval $eval;
		3483	}
2667		3484
2668	if ($@) {	3485	if ($@) {
2669	warn "$@";	3486	warn "$@",
2670	warn "while executing safe code '$code'\n";	3487	"while executing safe code '$code'\n",
2671	warn "with arguments " . (join " ", %vars) . "\n";	3488	"with arguments " . (join " ", %vars) . "\n";
2672	}	3489	}
2673		3490
2674	wantarray ? @res : $res[0]	3491	wantarray ? @res : $res[0]
2675	}	3492	}
2676		3493
…		…
2690	=cut	3507	=cut
2691		3508
2692	sub register_script_function {	3509	sub register_script_function {
2693	my ($fun, $cb) = @_;	3510	my ($fun, $cb) = @_;
2694		3511
2695	no strict 'refs';	3512	$fun = "safe::$fun" if $CFG{safe_eval};
2696	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3513	*$fun = $safe_hole->wrap ($cb);
2697	}	3514	}
2698		3515
2699	=back	3516	=back
2700		3517
2701	=cut	3518	=cut
2702		3519
2703	#############################################################################	3520	#############################################################################
2704	# the server's init and main functions	3521	# the server's init and main functions
2705		3522
		3523	our %FACEHASH; # hash => idx, #d# HACK for http server
		3524
		3525	# internal api, not fianlised
		3526	sub set_face {
		3527	my ($name, $type, $data) = @_;
		3528
		3529	my $idx = cf::face::find $name;
		3530
		3531	if ($idx) {
		3532	delete $FACEHASH{cf::face::get_chksum $idx};
		3533	} else {
		3534	$idx = cf::face::alloc $name;
		3535	}
		3536
		3537	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3538
		3539	cf::face::set_type $idx, $type;
		3540	cf::face::set_data $idx, 0, $data, $hash;
		3541	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3542	$FACEHASH{$hash} = $idx;#d#
		3543
		3544	$idx
		3545	}
		3546
2706	sub load_facedata($) {	3547	sub load_facedata($) {
2707	my ($path) = @_;	3548	my ($path) = @_;
2708		3549
		3550	# HACK to clear player env face cache, we need some signal framework
		3551	# for this (global event?)
		3552	%ext::player_env::MUSIC_FACE_CACHE = ();
		3553
		3554	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3555
2709	warn "loading facedata from $path\n";	3556	trace "loading facedata from $path\n";
2710		3557
2711	my $facedata;	3558	my $facedata = decode_storable load_file $path;
2712	0 < aio_load $path, $facedata
2713	or die "$path: $!";
2714
2715	$facedata = Coro::Storable::thaw $facedata;
2716		3559
2717	$facedata->{version} == 2	3560	$facedata->{version} == 2
2718	or cf::cleanup "$path: version mismatch, cannot proceed.";	3561	or cf::cleanup "$path: version mismatch, cannot proceed.";
2719		3562
		3563	cf::cede_to_tick;
		3564
2720	{	3565	{
2721	my $faces = $facedata->{faceinfo};	3566	my $faces = delete $facedata->{faceinfo};
2722		3567
2723	while (my ($face, $info) = each %$faces) {	3568	for my $face (sort keys %$faces) {
		3569	my $info = $faces->{$face};
2724	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3570	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3571
2725	cf::face::set_visibility $idx, $info->{visibility};	3572	cf::face::set_visibility $idx, $info->{visibility};
2726	cf::face::set_magicmap $idx, $info->{magicmap};	3573	cf::face::set_magicmap $idx, $info->{magicmap};
2727	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3574	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2728	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3575	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2729		3576	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3577	$FACEHASH{$info->{hash64}} = $idx;#d#
		3578
2730	cf::cede_to_tick;	3579	cf::cede_to_tick;
2731	}	3580	}
2732		3581
2733	while (my ($face, $info) = each %$faces) {	3582	while (my ($face, $info) = each %$faces) {
2734	next unless $info->{smooth};	3583	next unless $info->{smooth};
		3584
2735	my $idx = cf::face::find $face	3585	my $idx = cf::face::find $face
2736	or next;	3586	or next;
		3587
2737	if (my $smooth = cf::face::find $info->{smooth}) {	3588	if (my $smooth = cf::face::find $info->{smooth}) {
2738	cf::face::set_smooth $idx, $smooth;	3589	cf::face::set_smooth $idx, $smooth;
2739	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3590	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2740	} else {	3591	} else {
2741	warn "smooth face '$info->{smooth}' not found for face '$face'";	3592	error "smooth face '$info->{smooth}' not found for face '$face'";
2742	}	3593	}
2743		3594
2744	cf::cede_to_tick;	3595	cf::cede_to_tick;
2745	}	3596	}
2746	}	3597	}
2747		3598
2748	{	3599	{
2749	my $anims = $facedata->{animinfo};	3600	my $anims = delete $facedata->{animinfo};
2750		3601
2751	while (my ($anim, $info) = each %$anims) {	3602	while (my ($anim, $info) = each %$anims) {
2752	cf::anim::set $anim, $info->{frames}, $info->{facings};	3603	cf::anim::set $anim, $info->{frames}, $info->{facings};
2753	cf::cede_to_tick;	3604	cf::cede_to_tick;
2754	}	3605	}
2755		3606
2756	cf::anim::invalidate_all; # d'oh	3607	cf::anim::invalidate_all; # d'oh
2757	}	3608	}
2758		3609
2759	{	3610	{
2760	# TODO: for gcfclient pleasure, we should give resources
2761	# that gcfclient doesn't grok a >10000 face index.
2762	my $res = $facedata->{resource};	3611	my $res = delete $facedata->{resource};
2763	my $enc = JSON::XS->new->utf8->canonical;
2764		3612
2765	while (my ($name, $info) = each %$res) {	3613	while (my ($name, $info) = each %$res) {
2766	my $meta = $enc->encode ({	3614	if (defined (my $type = $info->{type})) {
2767	name => $name,	3615	# TODO: different hash - must free and use new index, or cache ixface data queue
2768	type => $info->{type},
2769	copyright => $info->{copyright}, #TODO#
2770	});
2771	my $data = pack "(w/a*)*", $meta, $info->{data};
2772	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2773
2774	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3616	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3617
2775	cf::face::set_type $idx, 1;	3618	cf::face::set_type $idx, $type;
2776	cf::face::set_data $idx, 0, $data, $chk;	3619	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3620	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3621	$FACEHASH{$info->{hash}} = $idx;#d#
		3622	} else {
		3623	# $RESOURCE{$name} = $info; # unused
		3624	}
2777		3625
2778	cf::cede_to_tick;	3626	cf::cede_to_tick;
2779	}	3627	}
2780	}	3628	}
2781		3629
		3630	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3631
2782	1	3632	1
2783	}	3633	}
2784		3634
		3635	register_exticmd fx_want => sub {
		3636	my ($ns, $want) = @_;
		3637
		3638	while (my ($k, $v) = each %$want) {
		3639	$ns->fx_want ($k, $v);
		3640	}
		3641	};
		3642
		3643	sub load_resource_file($) {
		3644	my $guard = lock_acquire "load_resource_file";
		3645
		3646	my $status = load_resource_file_ $_[0];
		3647	get_slot 0.1, 100;
		3648	cf::arch::commit_load;
		3649
		3650	$status
		3651	}
		3652
		3653	sub reload_exp_table {
		3654	_reload_exp_table;
		3655
		3656	set_face "res/exp_table" => FT_RSRC,
		3657	JSON::XS->new->utf8->canonical->encode (
		3658	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3659	);
		3660	}
		3661
		3662	sub reload_materials {
		3663	_reload_materials;
		3664	}
		3665
2785	sub reload_regions {	3666	sub reload_regions {
		3667	# HACK to clear player env face cache, we need some signal framework
		3668	# for this (global event?)
		3669	%ext::player_env::MUSIC_FACE_CACHE = ();
		3670
2786	load_resource_file "$MAPDIR/regions"	3671	load_resource_file "$MAPDIR/regions"
2787	or die "unable to load regions file\n";	3672	or die "unable to load regions file\n";
		3673
		3674	for (cf::region::list) {
		3675	$_->{match} = qr/$_->{match}/
		3676	if exists $_->{match};
		3677	}
2788	}	3678	}
2789		3679
2790	sub reload_facedata {	3680	sub reload_facedata {
2791	load_facedata "$DATADIR/facedata"	3681	load_facedata "$DATADIR/facedata"
2792	or die "unable to load facedata\n";	3682	or die "unable to load facedata\n";
2793	}	3683	}
2794		3684
2795	sub reload_archetypes {	3685	sub reload_archetypes {
2796	load_resource_file "$DATADIR/archetypes"	3686	load_resource_file "$DATADIR/archetypes"
2797	or die "unable to load archetypes\n";	3687	or die "unable to load archetypes\n";
2798	#d# NEED to laod twice to resolve forward references	3688
2799	# this really needs to be done in an extra post-pass	3689	set_face "res/skill_info" => FT_RSRC,
2800	# (which needs to be synchronous, so solve it differently)	3690	JSON::XS->new->utf8->canonical->encode (
2801	load_resource_file "$DATADIR/archetypes"	3691	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
2802	or die "unable to load archetypes\n";	3692	);
		3693	set_face "res/spell_paths" => FT_RSRC,
		3694	JSON::XS->new->utf8->canonical->encode (
		3695	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3696	);
2803	}	3697	}
2804		3698
2805	sub reload_treasures {	3699	sub reload_treasures {
2806	load_resource_file "$DATADIR/treasures"	3700	load_resource_file "$DATADIR/treasures"
2807	or die "unable to load treasurelists\n";	3701	or die "unable to load treasurelists\n";
2808	}	3702	}
2809		3703
		3704	sub reload_sound {
		3705	trace "loading sound config from $DATADIR/sound\n";
		3706
		3707	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3708
		3709	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3710	my $sound = $soundconf->{compat}[$_]
		3711	or next;
		3712
		3713	my $face = cf::face::find "sound/$sound->[1]";
		3714	cf::sound::set $sound->[0] => $face;
		3715	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3716	}
		3717
		3718	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3719	my $face = cf::face::find "sound/$v";
		3720	cf::sound::set $k => $face;
		3721	}
		3722	}
		3723
2810	sub reload_resources {	3724	sub reload_resources {
2811	warn "reloading resource files...\n";	3725	trace "reloading resource files...\n";
2812		3726
		3727	reload_materials;
		3728	reload_facedata;
		3729	reload_exp_table;
		3730	reload_sound;
		3731	reload_archetypes;
2813	reload_regions;	3732	reload_regions;
2814	reload_facedata;
2815	#reload_archetypes;#d#
2816	reload_archetypes;
2817	reload_treasures;	3733	reload_treasures;
2818		3734
2819	warn "finished reloading resource files\n";	3735	trace "finished reloading resource files\n";
2820	}	3736	}
2821		3737
2822	sub init {	3738	sub reload_config {
2823	reload_resources;	3739	trace "reloading config file...\n";
2824	}
2825		3740
2826	sub cfg_load {	3741	my $config = load_file "$CONFDIR/config";
2827	open my $fh, "<:utf8", "$CONFDIR/config"	3742	utf8::decode $config;
2828	or return;	3743	*CFG = decode_yaml $config;
2829		3744
2830	local $/;
2831	*CFG = YAML::Syck::Load <$fh>;
2832
2833	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3745	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2834		3746
2835	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3747	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2836	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3748	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2837		3749
2838	if (exists $CFG{mlockall}) {	3750	if (exists $CFG{mlockall}) {
…		…
2842	};	3754	};
2843	warn $@ if $@;	3755	warn $@ if $@;
2844	}	3756	}
2845	}	3757	}
2846		3758
		3759	sub pidfile() {
		3760	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3761	or die "$PIDFILE: $!";
		3762	flock $fh, &Fcntl::LOCK_EX
		3763	or die "$PIDFILE: flock: $!";
		3764	$fh
		3765	}
		3766
		3767	# make sure only one server instance is running at any one time
		3768	sub atomic {
		3769	my $fh = pidfile;
		3770
		3771	my $pid = <$fh>;
		3772	kill 9, $pid if $pid > 0;
		3773
		3774	seek $fh, 0, 0;
		3775	print $fh $$;
		3776	}
		3777
		3778	sub main_loop {
		3779	trace "EV::loop starting\n";
		3780	if (1) {
		3781	EV::loop;
		3782	}
		3783	trace "EV::loop returned\n";
		3784	goto &main_loop unless $REALLY_UNLOOP;
		3785	}
		3786
2847	sub main {	3787	sub main {
		3788	cf::init_globals; # initialise logging
		3789
		3790	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3791	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3792	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3793	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3794
		3795	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3796
2848	# we must not ever block the main coroutine	3797	# we must not ever block the main coroutine
2849	local $Coro::idle = sub {	3798	$Coro::idle = sub {
2850	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3799	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2851	(async {	3800	(async {
2852	Event::one_event;	3801	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3802	EV::loop EV::LOOP_ONESHOT;
2853	})->prio (Coro::PRIO_MAX);	3803	})->prio (Coro::PRIO_MAX);
2854	};	3804	};
2855		3805
2856	cfg_load;	3806	evthread_start IO::AIO::poll_fileno;
		3807
		3808	cf::sync_job {
		3809	cf::incloader::init ();
		3810
2857	db_init;	3811	db_init;
		3812
		3813	cf::init_anim;
		3814	cf::init_attackmess;
		3815	cf::init_dynamic;
		3816
		3817	cf::load_settings;
		3818
		3819	reload_resources;
		3820	reload_config;
		3821
		3822	cf::init_uuid;
		3823	cf::init_signals;
		3824	cf::init_skills;
		3825
		3826	cf::init_beforeplay;
		3827
		3828	atomic;
		3829
2858	load_extensions;	3830	load_extensions;
2859		3831
2860	$TICK_WATCHER->start;	3832	utime time, time, $RUNTIMEFILE;
2861	Event::loop;	3833
		3834	# no (long-running) fork's whatsoever before this point(!)
		3835	use POSIX ();
		3836	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3837
		3838	cf::_post_init 0;
		3839	};
		3840
		3841	cf::object::thawer::errors_are_fatal 0;
		3842	info "parse errors in files are no longer fatal from this point on.\n";
		3843
		3844	AE::postpone {
		3845	undef &main; # free gobs of memory :)
		3846	};
		3847
		3848	goto &main_loop;
2862	}	3849	}
2863		3850
2864	#############################################################################	3851	#############################################################################
2865	# initialisation and cleanup	3852	# initialisation and cleanup
2866		3853
2867	# install some emergency cleanup handlers	3854	# install some emergency cleanup handlers
2868	BEGIN {	3855	BEGIN {
		3856	our %SIGWATCHER = ();
2869	for my $signal (qw(INT HUP TERM)) {	3857	for my $signal (qw(INT HUP TERM)) {
2870	Event->signal (	3858	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2871	reentrant => 0,
2872	data => WF_AUTOCANCEL,
2873	signal => $signal,
2874	prio => 0,
2875	cb => sub {
2876	cf::cleanup "SIG$signal";	3859	cf::cleanup "SIG$signal";
2877	},
2878	);	3860	};
2879	}	3861	}
2880	}	3862	}
2881		3863
2882	sub write_runtime {	3864	sub write_runtime_sync {
2883	my $runtime = "$LOCALDIR/runtime";	3865	my $t0 = AE::time;
2884		3866
2885	# first touch the runtime file to show we are still running:	3867	# first touch the runtime file to show we are still running:
2886	# the fsync below can take a very very long time.	3868	# the fsync below can take a very very long time.
2887		3869
2888	IO::AIO::aio_utime $runtime, undef, undef;	3870	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2889		3871
2890	my $guard = cf::lock_acquire "write_runtime";	3872	my $guard = cf::lock_acquire "write_runtime";
2891		3873
2892	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3874	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2893	or return;	3875	or return;
2894		3876
2895	my $value = $cf::RUNTIME + 90 + 10;	3877	my $value = $cf::RUNTIME + 90 + 10;
2896	# 10 is the runtime save interval, for a monotonic clock	3878	# 10 is the runtime save interval, for a monotonic clock
2897	# 60 allows for the watchdog to kill the server.	3879	# 60 allows for the watchdog to kill the server.
…		…
2907	aio_utime $fh, undef, undef;	3889	aio_utime $fh, undef, undef;
2908		3890
2909	close $fh	3891	close $fh
2910	or return;	3892	or return;
2911		3893
2912	aio_rename "$runtime~", $runtime	3894	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2913	and return;	3895	and return;
2914		3896
2915	warn "runtime file written.\n";	3897	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
2916		3898
2917	1	3899	1
		3900	}
		3901
		3902	our $uuid_lock;
		3903	our $uuid_skip;
		3904
		3905	sub write_uuid_sync($) {
		3906	$uuid_skip ||= $_[0];
		3907
		3908	return if $uuid_lock;
		3909	local $uuid_lock = 1;
		3910
		3911	my $uuid = "$LOCALDIR/uuid";
		3912
		3913	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3914	or return;
		3915
		3916	my $value = uuid_seq uuid_cur;
		3917
		3918	unless ($value) {
		3919	info "cowardly refusing to write zero uuid value!\n";
		3920	return;
		3921	}
		3922
		3923	my $value = uuid_str $value + $uuid_skip;
		3924	$uuid_skip = 0;
		3925
		3926	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3927	and return;
		3928
		3929	# always fsync - this file is important
		3930	aio_fsync $fh
		3931	and return;
		3932
		3933	close $fh
		3934	or return;
		3935
		3936	aio_rename "$uuid~", $uuid
		3937	and return;
		3938
		3939	trace "uuid file written ($value).\n";
		3940
		3941	1
		3942
		3943	}
		3944
		3945	sub write_uuid($$) {
		3946	my ($skip, $sync) = @_;
		3947
		3948	$sync ? write_uuid_sync $skip
		3949	: async { write_uuid_sync $skip };
2918	}	3950	}
2919		3951
2920	sub emergency_save() {	3952	sub emergency_save() {
2921	my $freeze_guard = cf::freeze_mainloop;	3953	my $freeze_guard = cf::freeze_mainloop;
2922		3954
2923	warn "enter emergency perl save\n";	3955	info "emergency_perl_save: enter\n";
		3956
		3957	# this is a trade-off: we want to be very quick here, so
		3958	# save all maps without fsync, and later call a global sync
		3959	# (which in turn might be very very slow)
		3960	local $USE_FSYNC = 0;
2924		3961
2925	cf::sync_job {	3962	cf::sync_job {
		3963	cf::write_runtime_sync; # external watchdog should not bark
		3964
2926	# use a peculiar iteration method to avoid tripping on perl	3965	# use a peculiar iteration method to avoid tripping on perl
2927	# refcount bugs in for. also avoids problems with players	3966	# refcount bugs in for. also avoids problems with players
2928	# and maps saved/destroyed asynchronously.	3967	# and maps saved/destroyed asynchronously.
2929	warn "begin emergency player save\n";	3968	info "emergency_perl_save: begin player save\n";
2930	for my $login (keys %cf::PLAYER) {	3969	for my $login (keys %cf::PLAYER) {
2931	my $pl = $cf::PLAYER{$login} or next;	3970	my $pl = $cf::PLAYER{$login} or next;
2932	$pl->valid or next;	3971	$pl->valid or next;
		3972	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2933	$pl->save;	3973	$pl->save;
2934	}	3974	}
2935	warn "end emergency player save\n";	3975	info "emergency_perl_save: end player save\n";
2936		3976
2937	warn "begin emergency map save\n";	3977	cf::write_runtime_sync; # external watchdog should not bark
		3978
		3979	info "emergency_perl_save: begin map save\n";
2938	for my $path (keys %cf::MAP) {	3980	for my $path (keys %cf::MAP) {
2939	my $map = $cf::MAP{$path} or next;	3981	my $map = $cf::MAP{$path} or next;
2940	$map->valid or next;	3982	$map->valid or next;
2941	$map->save;	3983	$map->save;
2942	}	3984	}
2943	warn "end emergency map save\n";	3985	info "emergency_perl_save: end map save\n";
2944		3986
2945	warn "begin emergency database checkpoint\n";	3987	cf::write_runtime_sync; # external watchdog should not bark
		3988
		3989	info "emergency_perl_save: begin database checkpoint\n";
2946	BDB::db_env_txn_checkpoint $DB_ENV;	3990	BDB::db_env_txn_checkpoint $DB_ENV;
2947	warn "end emergency database checkpoint\n";	3991	info "emergency_perl_save: end database checkpoint\n";
		3992
		3993	info "emergency_perl_save: begin write uuid\n";
		3994	write_uuid_sync 1;
		3995	info "emergency_perl_save: end write uuid\n";
		3996
		3997	cf::write_runtime_sync; # external watchdog should not bark
		3998
		3999	trace "emergency_perl_save: syncing database to disk";
		4000	BDB::db_env_txn_checkpoint $DB_ENV;
		4001
		4002	info "emergency_perl_save: starting sync\n";
		4003	IO::AIO::aio_sync sub {
		4004	info "emergency_perl_save: finished sync\n";
		4005	};
		4006
		4007	cf::write_runtime_sync; # external watchdog should not bark
		4008
		4009	trace "emergency_perl_save: flushing outstanding aio requests";
		4010	while (IO::AIO::nreqs || BDB::nreqs) {
		4011	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4012	}
		4013
		4014	cf::write_runtime_sync; # external watchdog should not bark
2948	};	4015	};
2949		4016
2950	warn "leave emergency perl save\n";	4017	info "emergency_perl_save: leave\n";
2951	}	4018	}
2952		4019
2953	sub post_cleanup {	4020	sub post_cleanup {
2954	my ($make_core) = @_;	4021	my ($make_core) = @_;
2955		4022
		4023	IO::AIO::flush;
		4024
2956	warn Carp::longmess "post_cleanup backtrace"	4025	error Carp::longmess "post_cleanup backtrace"
2957	if $make_core;	4026	if $make_core;
		4027
		4028	my $fh = pidfile;
		4029	unlink $PIDFILE if <$fh> == $$;
		4030	}
		4031
		4032	# a safer delete_package, copied from Symbol
		4033	sub clear_package($) {
		4034	my $pkg = shift;
		4035
		4036	# expand to full symbol table name if needed
		4037	unless ($pkg =~ /^main::.*::$/) {
		4038	$pkg = "main$pkg" if $pkg =~ /^::/;
		4039	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4040	$pkg .= '::' unless $pkg =~ /::$/;
		4041	}
		4042
		4043	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4044	my $stem_symtab = *{$stem}{HASH};
		4045
		4046	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4047	or return;
		4048
		4049	# clear all symbols
		4050	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4051	for my $name (keys %$leaf_symtab) {
		4052	_gv_clear *{"$pkg$name"};
		4053	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4054	}
2958	}	4055	}
2959		4056
2960	sub do_reload_perl() {	4057	sub do_reload_perl() {
2961	# can/must only be called in main	4058	# can/must only be called in main
2962	if ($Coro::current != $Coro::main) {	4059	unless (in_main) {
2963	warn "can only reload from main coroutine";	4060	error "can only reload from main coroutine";
2964	return;	4061	return;
2965	}	4062	}
2966		4063
2967	warn "reloading...";	4064	return if $RELOAD++;
2968		4065
2969	warn "entering sync_job";	4066	my $t1 = AE::time;
2970		4067
		4068	while ($RELOAD) {
		4069	cf::get_slot 0.1, -1, "reload_perl";
		4070	info "perl_reload: reloading...";
		4071
		4072	trace "perl_reload: entering sync_job";
		4073
2971	cf::sync_job {	4074	cf::sync_job {
2972	cf::write_runtime; # external watchdog should not bark
2973	cf::emergency_save;	4075	#cf::emergency_save;
2974	cf::write_runtime; # external watchdog should not bark
2975		4076
2976	warn "syncing database to disk";
2977	BDB::db_env_txn_checkpoint $DB_ENV;
2978
2979	# if anything goes wrong in here, we should simply crash as we already saved
2980
2981	warn "cancelling all WF_AUTOCANCEL watchers";
2982	for (Event::all_watchers) {
2983	$_->cancel if $_->data & WF_AUTOCANCEL;
2984	}
2985
2986	warn "flushing outstanding aio requests";
2987	for (;;) {
2988	BDB::flush;
2989	IO::AIO::flush;
2990	Coro::cede;
2991	last unless IO::AIO::nreqs || BDB::nreqs;
2992	warn "iterate...";
2993	}
2994
2995	++$RELOAD;
2996
2997	warn "cancelling all extension coros";	4077	trace "perl_reload: cancelling all extension coros";
2998	$_->cancel for values %EXT_CORO;	4078	$_->cancel for values %EXT_CORO;
2999	%EXT_CORO = ();	4079	%EXT_CORO = ();
3000		4080
3001	warn "removing commands";	4081	trace "perl_reload: removing commands";
3002	%COMMAND = ();	4082	%COMMAND = ();
3003		4083
3004	warn "removing ext/exti commands";	4084	trace "perl_reload: removing ext/exti commands";
3005	%EXTCMD = ();	4085	%EXTCMD = ();
3006	%EXTICMD = ();	4086	%EXTICMD = ();
3007		4087
3008	warn "unloading/nuking all extensions";	4088	trace "perl_reload: unloading/nuking all extensions";
3009	for my $pkg (@EXTS) {	4089	for my $pkg (@EXTS) {
3010	warn "... unloading $pkg";	4090	trace "... unloading $pkg";
3011		4091
3012	if (my $cb = $pkg->can ("unload")) {	4092	if (my $cb = $pkg->can ("unload")) {
3013	eval {	4093	eval {
3014	$cb->($pkg);	4094	$cb->($pkg);
3015	1	4095	1
3016	} or warn "$pkg unloaded, but with errors: $@";	4096	} or error "$pkg unloaded, but with errors: $@";
		4097	}
		4098
		4099	trace "... clearing $pkg";
		4100	clear_package $pkg;
3017	}	4101	}
3018		4102
3019	warn "... nuking $pkg";
3020	Symbol::delete_package $pkg;
3021	}
3022
3023	warn "unloading all perl modules loaded from $LIBDIR";	4103	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3024	while (my ($k, $v) = each %INC) {	4104	while (my ($k, $v) = each %INC) {
3025	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4105	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3026		4106
3027	warn "... unloading $k";	4107	trace "... unloading $k";
3028	delete $INC{$k};	4108	delete $INC{$k};
3029		4109
3030	$k =~ s/\.pm$//;	4110	$k =~ s/\.pm$//;
3031	$k =~ s/\//::/g;	4111	$k =~ s/\//::/g;
3032		4112
3033	if (my $cb = $k->can ("unload_module")) {	4113	if (my $cb = $k->can ("unload_module")) {
3034	$cb->();	4114	$cb->();
		4115	}
		4116
		4117	clear_package $k;
3035	}	4118	}
3036		4119
3037	Symbol::delete_package $k;
3038	}
3039
3040	warn "getting rid of safe::, as good as possible";	4120	trace "perl_reload: getting rid of safe::, as good as possible";
3041	Symbol::delete_package "safe::$_"	4121	clear_package "safe::$_"
3042	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4122	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3043		4123
3044	warn "unloading cf.pm \"a bit\"";	4124	trace "perl_reload: unloading cf.pm \"a bit\"";
3045	delete $INC{"cf.pm"};	4125	delete $INC{"cf.pm"};
3046	delete $INC{"cf/pod.pm"};	4126	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3047		4127
3048	# don't, removes xs symbols, too,	4128	# don't, removes xs symbols, too,
3049	# and global variables created in xs	4129	# and global variables created in xs
3050	#Symbol::delete_package __PACKAGE__;	4130	#clear_package __PACKAGE__;
3051		4131
3052	warn "unload completed, starting to reload now";	4132	info "perl_reload: unload completed, starting to reload now";
3053		4133
3054	warn "reloading cf.pm";	4134	trace "perl_reload: reloading cf.pm";
3055	require cf;	4135	require cf;
3056	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4136	cf::_connect_to_perl_1;
3057		4137
3058	warn "loading config and database again";	4138	trace "perl_reload: loading config and database again";
3059	cf::cfg_load;	4139	cf::reload_config;
3060		4140
3061	warn "loading extensions";	4141	trace "perl_reload: loading extensions";
3062	cf::load_extensions;	4142	cf::load_extensions;
3063		4143
		4144	if ($REATTACH_ON_RELOAD) {
3064	warn "reattaching attachments to objects/players";	4145	trace "perl_reload: reattaching attachments to objects/players";
3065	_global_reattach; # objects, sockets	4146	_global_reattach; # objects, sockets
3066	warn "reattaching attachments to maps";	4147	trace "perl_reload: reattaching attachments to maps";
3067	reattach $_ for values %MAP;	4148	reattach $_ for values %MAP;
3068	warn "reattaching attachments to players";	4149	trace "perl_reload: reattaching attachments to players";
3069	reattach $_ for values %PLAYER;	4150	reattach $_ for values %PLAYER;
		4151	}
3070		4152
3071	warn "leaving sync_job";	4153	cf::_post_init 1;
3072		4154
		4155	trace "perl_reload: leaving sync_job";
		4156
3073	1	4157	1
3074	} or do {	4158	} or do {
3075	warn $@;	4159	error $@;
3076	warn "error while reloading, exiting.";	4160	cf::cleanup "perl_reload: error, exiting.";
3077	exit 1;	4161	};
		4162
		4163	--$RELOAD;
3078	};	4164	}
3079		4165
3080	warn "reloaded";	4166	$t1 = AE::time - $t1;
		4167	info "perl_reload: completed in ${t1}s\n";
3081	};	4168	};
3082		4169
3083	our $RELOAD_WATCHER; # used only during reload	4170	our $RELOAD_WATCHER; # used only during reload
3084		4171
3085	sub reload_perl() {	4172	sub reload_perl() {
3086	# doing reload synchronously and two reloads happen back-to-back,	4173	# doing reload synchronously and two reloads happen back-to-back,
3087	# coro crashes during coro_state_free->destroy here.	4174	# coro crashes during coro_state_free->destroy here.
3088		4175
3089	$RELOAD_WATCHER ||= Event->timer (	4176	$RELOAD_WATCHER ||= cf::async {
3090	reentrant => 0,	4177	Coro::AIO::aio_wait cache_extensions;
3091	after => 0,	4178
3092	data => WF_AUTOCANCEL,	4179	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3093	cb => sub {
3094	do_reload_perl;	4180	do_reload_perl;
3095	undef $RELOAD_WATCHER;	4181	undef $RELOAD_WATCHER;
3096	},	4182	};
3097	);	4183	};
3098	}	4184	}
3099		4185
3100	register_command "reload" => sub {	4186	register_command "reload" => sub {
3101	my ($who, $arg) = @_;	4187	my ($who, $arg) = @_;
3102		4188
3103	if ($who->flag (FLAG_WIZ)) {	4189	if ($who->flag (FLAG_WIZ)) {
3104	$who->message ("reloading server.");	4190	$who->message ("reloading server.");
		4191	async {
		4192	$Coro::current->{desc} = "perl_reload";
3105	async { reload_perl };	4193	reload_perl;
		4194	};
3106	}	4195	}
3107	};	4196	};
3108		4197
3109	unshift @INC, $LIBDIR;	4198	#############################################################################
3110		4199
3111	my $bug_warning = 0;	4200	my $bug_warning = 0;
3112		4201
3113	our @WAIT_FOR_TICK;
3114	our @WAIT_FOR_TICK_BEGIN;
3115
3116	sub wait_for_tick {	4202	sub wait_for_tick() {
3117	return unless $TICK_WATCHER->is_active;	4203	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3118	return if $Coro::current == $Coro::main;
3119		4204
3120	my $signal = new Coro::Signal;	4205	$WAIT_FOR_TICK->wait;
3121	push @WAIT_FOR_TICK, $signal;
3122	$signal->wait;
3123	}	4206	}
3124		4207
3125	sub wait_for_tick_begin {	4208	sub wait_for_tick_begin() {
3126	return unless $TICK_WATCHER->is_active;	4209	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3127	return if $Coro::current == $Coro::main;
3128		4210
3129	my $signal = new Coro::Signal;	4211	my $signal = new Coro::Signal;
3130	push @WAIT_FOR_TICK_BEGIN, $signal;	4212	push @WAIT_FOR_TICK_BEGIN, $signal;
3131	$signal->wait;	4213	$signal->wait;
3132	}	4214	}
3133		4215
3134	my $min = 1e6;#d#	4216	sub tick {
3135	my $avg = 10;
3136	$TICK_WATCHER = Event->timer (
3137	reentrant => 0,
3138	parked => 1,
3139	prio => 0,
3140	at => $NEXT_TICK || $TICK,
3141	data => WF_AUTOCANCEL,
3142	cb => sub {
3143	if ($Coro::current != $Coro::main) {	4217	if ($Coro::current != $Coro::main) {
3144	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4218	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3145	unless ++$bug_warning > 10;	4219	unless ++$bug_warning > 10;
3146	return;	4220	return;
3147	}	4221	}
3148		4222
3149	$NOW = $tick_start = Event::time;	4223	cf::one_tick; # one server iteration
3150		4224
3151	cf::server_tick; # one server iteration	4225	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3152		4226
3153	0 && sync_job {#d#	4227	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3154	for(1..10) {	4228	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3155	my $t = Event::time;	4229	Coro::async_pool {
3156	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4230	$Coro::current->{desc} = "runtime saver";
3157	or die;	4231	write_runtime_sync
3158		4232	or error "ERROR: unable to write runtime file: $!";
3159	$map->width (50);
3160	$map->height (50);
3161	$map->alloc;
3162	$map->_load_objects ("/tmp/x.map", 1);
3163	my $t = Event::time - $t;
3164
3165	#next unless $t < 0.0013;#d#
3166	if ($t < $min) {
3167	$min = $t;
3168	}
3169	$avg = $avg * 0.99 + $t * 0.01;
3170	}
3171	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3172	exit 0;
3173	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3174	};	4233	};
		4234	}
3175		4235
3176	$RUNTIME += $TICK;
3177	$NEXT_TICK += $TICK;
3178
3179	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3180	$NEXT_RUNTIME_WRITE = $NOW + 10;
3181	Coro::async_pool {
3182	write_runtime
3183	or warn "ERROR: unable to write runtime file: $!";
3184	};
3185	}
3186
3187	# my $AFTER = Event::time;
3188	# warn $AFTER - $NOW;#d#
3189
3190	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4236	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3191	$sig->send;	4237	$sig->send;
3192	}	4238	}
3193	while (my $sig = shift @WAIT_FOR_TICK) {	4239	$WAIT_FOR_TICK->broadcast;
3194	$sig->send;
3195	}
3196		4240
3197	$NOW = Event::time;	4241	$LOAD = ($NOW - $TICK_START) / $TICK;
3198
3199	# if we are delayed by four ticks or more, skip them all
3200	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3201
3202	$TICK_WATCHER->at ($NEXT_TICK);
3203	$TICK_WATCHER->start;
3204
3205	$LOAD = ($NOW - $tick_start) / $TICK;
3206	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4242	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3207		4243
3208	_post_tick;	4244	if (0) {
3209		4245	if ($NEXT_TICK) {
3210		4246	my $jitter = $TICK_START - $NEXT_TICK;
		4247	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4248	debug "jitter $JITTER\n";#d#
		4249	}
3211	},	4250	}
3212	);	4251	}
3213		4252
3214	{	4253	{
3215	BDB::max_poll_time $TICK * 0.1;	4254	# configure BDB
3216	$BDB_POLL_WATCHER = Event->io (	4255	info "initialising database";
3217	reentrant => 0,	4256
3218	fd => BDB::poll_fileno,
3219	poll => 'r',
3220	prio => 0,
3221	data => WF_AUTOCANCEL,
3222	cb => \&BDB::poll_cb,
3223	);
3224	BDB::min_parallel 8;	4257	BDB::min_parallel 16;
3225		4258	BDB::max_poll_reqs $TICK * 0.1;
3226	BDB::set_sync_prepare {	4259	#$AnyEvent::BDB::WATCHER->priority (1);
3227	my $status;
3228	my $current = $Coro::current;
3229	(
3230	sub {
3231	$status = $!;
3232	$current->ready; undef $current;
3233	},
3234	sub {
3235	Coro::schedule while defined $current;
3236	$! = $status;
3237	},
3238	)
3239	};
3240		4260
3241	unless ($DB_ENV) {	4261	unless ($DB_ENV) {
3242	$DB_ENV = BDB::db_env_create;	4262	$DB_ENV = BDB::db_env_create;
		4263	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4264	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4265	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4266	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4267	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3243		4268
3244	cf::sync_job {	4269	cf::sync_job {
3245	eval {	4270	eval {
3246	BDB::db_env_open	4271	BDB::db_env_open
3247	$DB_ENV,	4272	$DB_ENV,
…		…
3249	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4274	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3250	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4275	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3251	0666;	4276	0666;
3252		4277
3253	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4278	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3254
3255	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3256	$DB_ENV->set_lk_detect;
3257	};	4279	};
3258		4280
3259	cf::cleanup "db_env_open(db): $@" if $@;	4281	cf::cleanup "db_env_open(db): $@" if $@;
3260	};	4282	};
3261	}	4283	}
		4284
		4285	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4286	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4287	};
		4288	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4289	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4290	};
		4291	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4292	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4293	};
		4294
		4295	info "database initialised";
3262	}	4296	}
3263		4297
3264	{	4298	{
		4299	# configure IO::AIO
		4300
		4301	info "initialising aio";
3265	IO::AIO::min_parallel 8;	4302	IO::AIO::min_parallel 8;
3266
3267	undef $Coro::AIO::WATCHER;
3268	IO::AIO::max_poll_time $TICK * 0.1;	4303	IO::AIO::max_poll_time $TICK * 0.1;
3269	$AIO_POLL_WATCHER = Event->io (	4304	undef $AnyEvent::AIO::WATCHER;
3270	reentrant => 0,	4305	info "aio initialised";
3271	data => WF_AUTOCANCEL,
3272	fd => IO::AIO::poll_fileno,
3273	poll => 'r',
3274	prio => 6,
3275	cb => \&IO::AIO::poll_cb,
3276	);
3277	}	4306	}
3278		4307
3279	my $_log_backtrace;	4308	our $_log_backtrace;
		4309	our $_log_backtrace_last;
3280		4310
3281	sub _log_backtrace {	4311	sub _log_backtrace {
3282	my ($msg, @addr) = @_;	4312	my ($msg, @addr) = @_;
3283		4313
3284	$msg =~ s/\n//;	4314	$msg =~ s/\n$//;
3285		4315
		4316	if ($_log_backtrace_last eq $msg) {
		4317	LOG llevInfo, "[ABT] $msg\n";
		4318	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3286	# limit the # of concurrent backtraces	4319	# limit the # of concurrent backtraces
3287	if ($_log_backtrace < 2) {	4320	} elsif ($_log_backtrace < 2) {
		4321	$_log_backtrace_last = $msg;
3288	++$_log_backtrace;	4322	++$_log_backtrace;
		4323	my $perl_bt = Carp::longmess $msg;
3289	async {	4324	async {
		4325	$Coro::current->{desc} = "abt $msg";
		4326
3290	my @bt = fork_call {	4327	my @bt = fork_call {
3291	@addr = map { sprintf "%x", $_ } @addr;	4328	@addr = map { sprintf "%x", $_ } @addr;
3292	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4329	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3293	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4330	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3294	or die "addr2line: $!";	4331	or die "addr2line: $!";
…		…
3302	}	4339	}
3303		4340
3304	@funcs	4341	@funcs
3305	};	4342	};
3306		4343
3307	LOG llevInfo, "[ABT] $msg\n";	4344	LOG llevInfo, "[ABT] $perl_bt\n";
		4345	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3308	LOG llevInfo, "[ABT] $_\n" for @bt;	4346	LOG llevInfo, "[ABT] $_\n" for @bt;
3309	--$_log_backtrace;	4347	--$_log_backtrace;
3310	};	4348	};
3311	} else {	4349	} else {
3312	LOG llevInfo, "[ABT] $msg\n";	4350	LOG llevInfo, "[ABT] $msg\n";
3313	LOG llevInfo, "[ABT] [suppressed]\n";	4351	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3314	}	4352	}
3315	}	4353	}
3316		4354
3317	# load additional modules	4355	# load additional modules
3318	use cf::pod;	4356	require "cf/$_.pm" for @EXTRA_MODULES;
		4357	cf::_connect_to_perl_2;
3319		4358
3320	END { cf::emergency_save }	4359	END { cf::emergency_save }
3321		4360
3322	1	4361	1
3323		4362

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines