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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.373 by root, Sat Sep 15 15:58:06 2007 UTC vs.
Revision 1.598 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 3.64 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
24	use Coro::Util ();	54	use Coro::Util ();
25		55
		56	use Guard ();
26	use JSON::XS ();	57	use JSON::XS 2.01 ();
27	use BDB ();	58	use BDB ();
28	use Data::Dumper;	59	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	60	use Fcntl;
31	use YAML::Syck ();	61	use YAML::XS ();
32	use IO::AIO 2.32 ();	62	use IO::AIO ();
33	use Time::HiRes;
34	use Compress::LZF;	63	use Compress::LZF;
35	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
36		67
37	# configure various modules to our taste	68	# configure various modules to our taste
38	#	69	#
39	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	71	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		72
		73	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		74
		75	# make sure c-lzf reinitialises itself
		76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		78
43	$Event::Eval = 1; # no idea why this is required, but it is	79	# strictly for debugging
44		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		81
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		83
		84	our @ORIG_INC;
51		85
52	our %COMMAND = ();	86	our %COMMAND = ();
53	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
54		88
55	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
57	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
60		96
61	our $RELOAD; # number of reloads so far	97	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
63		101
64	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
65	our $DATADIR = datadir;	104	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
69	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
		115	our $PIDFILE = "$LOCALDIR/pid";
		116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		117
		118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
75		125
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	128	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		130
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	134	our $DB_ENV;
89		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
90	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
91		140
92	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
		144	our $NOW;
94		145
95	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
98		149
99	# used to convert map paths into valid unix filenames by replacing / by ∕	150	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	151	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		152
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	153	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
		155	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	156	our $TICK_START; # for load detecting purposes
		157
		158	our @POST_INIT;
		159
		160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
105		165
106	binmode STDOUT;	166	binmode STDOUT;
107	binmode STDERR;	167	binmode STDERR;
108		168
109	# read virtual server time, if available	169	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	170	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	171	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
114	}	174	}
		175
		176	eval "sub TICK() { $TICK } 1" or die;
115		177
116	mkdir $_	178	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		180
119	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
120		182
121	sub cf::map::normalise;	183	sub cf::map::normalise;
122		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
123	#############################################################################	189	#############################################################################
124		190
		191	%REFLECT = ();
		192	for (@REFLECT) {
		193	my $reflect = JSON::XS::decode_json $_;
		194	$REFLECT{$reflect->{class}} = $reflect;
		195	}
		196
		197	# this is decidedly evil
		198	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		199
		200	#############################################################################
		201
125	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
126		203
127	=over 4	204	=over 4
128		205
129	=item $cf::UPTIME	206	=item $cf::UPTIME
130		207
131	The timestamp of the server start (so not actually an uptime).	208	The timestamp of the server start (so not actually an "uptime").
		209
		210	=item $cf::SERVER_TICK
		211
		212	An unsigned integer that starts at zero when the server is started and is
		213	incremented on every tick.
		214
		215	=item $cf::NOW
		216
		217	The (real) time of the last (current) server tick - updated before and
		218	after tick processing, so this is useful only as a rough "what time is it
		219	now" estimate.
		220
		221	=item $cf::TICK
		222
		223	The interval between each server tick, in seconds.
132		224
133	=item $cf::RUNTIME	225	=item $cf::RUNTIME
134		226
135	The time this server has run, starts at 0 and is increased by $cf::TICK on	227	The time this server has run, starts at 0 and is increased by $cf::TICK on
136	every server tick.	228	every server tick.
137		229
138	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
139	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
140	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
141		233
142	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
143	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
144	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
145	database environment.	237	database environment.
146		238
147	=item $cf::NOW
148
149	The time of the last (current) server tick.
150
151	=item $cf::TICK
152
153	The interval between server ticks, in seconds.
154
155	=item $cf::LOADAVG	239	=item $cf::LOADAVG
156		240
157	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
158	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
159	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
162		246
163	The raw value load value from the last tick.	247	The raw value load value from the last tick.
164		248
165	=item %cf::CFG	249	=item %cf::CFG
166		250
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	252	from wherever your confdir points to.
169		253
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		255
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	257	returns directly I<after> the tick processing (and consequently, can only wake one thread
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	258	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		259
		260	Note that cf::Wait_for_tick will immediately return when the server is not
		261	ticking, making it suitable for small pauses in threads that need to run
		262	when the server is paused. If that is not applicable (i.e. you I<really>
		263	want to wait, use C<$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
176	=item @cf::INVOKE_RESULTS	277	=item @cf::INVOKE_RESULTS
177		278
178	This array contains the results of the last C<invoke ()> call. When	279	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	280	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	281	that call.
181		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
182	=back	289	=back
183		290
184	=cut	291	=cut
185		292
186	BEGIN {	293	sub error(@) { LOG llevError, join "", @_ }
187	*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 {
188	my $msg = join "", @_;	300	my $msg = join "", @_;
189		301
190	$msg .= "\n"	302	$msg .= "\n"
191	unless $msg =~ /\n$/;	303	unless $msg =~ /\n$/;
192		304
193	$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;
194		306
195	LOG llevError, $msg;	307	LOG llevWarn, $msg;
196	};	308	};
197	}	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	};
198		323
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	324	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	325	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	326	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	327	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	334	for my $pkg (qw(
210	cf::global cf::attachable	335	cf::global cf::attachable
211	cf::object cf::object::player	336	cf::object cf::object::player
212	cf::client cf::player	337	cf::client cf::player
213	cf::arch cf::living	338	cf::arch cf::living
		339	cf::map cf::mapspace
214	cf::map cf::party cf::region	340	cf::party cf::region
215	)) {	341	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	342	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	343	}
219		344
220	$Event::DIED = sub {	345	$EV::DIED = sub {
221	warn "error in event callback: @_";	346	warn "error in event callback: $@";
222	};	347	};
		348
		349	#############################################################################
		350
		351	sub fork_call(&@);
		352	sub get_slot($;$$);
223		353
224	#############################################################################	354	#############################################################################
225		355
226	=head2 UTILITY FUNCTIONS	356	=head2 UTILITY FUNCTIONS
227		357
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	378	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	379	$d
250	} || "[unable to dump $_[0]: '$@']";	380	} || "[unable to dump $_[0]: '$@']";
251	}	381	}
252		382
		383	=item $scalar = cf::load_file $path
		384
		385	Loads the given file from path and returns its contents. Croaks on error
		386	and can block.
		387
		388	=cut
		389
		390	sub load_file($) {
		391	0 <= aio_load $_[0], my $data
		392	or Carp::croak "$_[0]: $!";
		393
		394	$data
		395	}
		396
		397	=item $success = cf::replace_file $path, $data, $sync
		398
		399	Atomically replaces the file at the given $path with new $data, and
		400	optionally $sync the data to disk before replacing the file.
		401
		402	=cut
		403
		404	sub replace_file($$;$) {
		405	my ($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
253	=item $ref = cf::from_json $json	435	=item $ref = cf::decode_json $json
254		436
255	Converts a JSON string into the corresponding perl data structure.	437	Converts a JSON string into the corresponding perl data structure.
256		438
257	=item $json = cf::to_json $ref	439	=item $json = cf::encode_json $ref
258		440
259	Converts a perl data structure into its JSON representation.	441	Converts a perl data structure into its JSON representation.
260		442
261	=cut	443	=cut
262		444
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	445	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		446
265	sub to_json ($) { $json_coder->encode ($_[0]) }	447	sub encode_json($) { $json_coder->encode ($_[0]) }
266	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	}
267		511
268	=item cf::lock_wait $string	512	=item cf::lock_wait $string
269		513
270	Wait until the given lock is available. See cf::lock_acquire.	514	Wait until the given lock is available. See cf::lock_acquire.
271		515
272	=item my $lock = cf::lock_acquire $string	516	=item my $lock = cf::lock_acquire $string
273		517
274	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
275	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,
276	for example when the coroutine gets canceled), the lock is automatically	520	for example when the coroutine gets canceled), the lock is automatically
277	returned.	521	returned.
278		522
279	Locks are *not* recursive, locking from the same coro twice results in a	523	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	524	deadlocked coro.
…		…
286		530
287	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.
288		532
289	=cut	533	=cut
290		534
291	our %LOCK;	535	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		536
294	sub lock_wait($) {	537	sub lock_wait($) {
295	my ($key) = @_;	538	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	539	}
308		540
309	sub lock_acquire($) {	541	sub lock_acquire($) {
310	my ($key) = @_;	542	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	543	}
324		544
325	sub lock_active($) {	545	sub lock_active($) {
326	my ($key) = @_;	546	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	547	}
330		548
331	sub freeze_mainloop {	549	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	550	tick_inhibit_inc;
333		551
334	my $guard = Coro::guard {	552	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	553	}
336	};	554
337	$TICK_WATCHER->stop;	555	=item cf::periodic $interval, $cb
338	$guard	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
339	}	568	}
340		569
341	=item cf::get_slot $time[, $priority[, $name]]	570	=item cf::get_slot $time[, $priority[, $name]]
342		571
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	572	Allocate $time seconds of blocking CPU time at priority C<$priority>
344	This call blocks and returns only when you have at least C<$time> seconds	573	(default: 0): This call blocks and returns only when you have at least
345	of cpu time till the next tick. The slot is only valid till the next cede.	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.
346		579
347	The optional C<$name> can be used to identify the job to run. It might be	580	The optional C<$name> can be used to identify the job to run. It might be
348	used for statistical purposes and should identify the same time-class.	581	used for statistical purposes and should identify the same time-class.
349		582
350	Useful for short background jobs.	583	Useful for short background jobs.
351		584
352	=cut	585	=cut
353		586
354	our @SLOT_QUEUE;	587	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	588	our $SLOT_QUEUE;
		589	our $SLOT_DECAY = 0.9;
356		590
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	591	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	592	$SLOT_QUEUE = Coro::async {
		593	$Coro::current->desc ("timeslot manager");
		594
359	my $signal = new Coro::Signal;	595	my $signal = new Coro::Signal;
		596	my $busy;
360		597
361	while () {	598	while () {
362	next_job:	599	next_job:
		600
363	my $avail = cf::till_tick;	601	my $avail = cf::till_tick;
364	if ($avail > 0.01) {	602
365	for (0 .. $#SLOT_QUEUE) {	603	for (0 .. $#SLOT_QUEUE) {
366	if ($SLOT_QUEUE[$_][0] < $avail) {	604	if ($SLOT_QUEUE[$_][0] <= $avail) {
		605	$busy = 0;
367	my $job = splice @SLOT_QUEUE, $_, 1, ();	606	my $job = splice @SLOT_QUEUE, $_, 1, ();
368	$job->[2]->send;	607	$job->[2]->send;
369	Coro::cede;	608	Coro::cede;
370	goto next_job;	609	goto next_job;
371	}	610	} else {
		611	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
372	}	612	}
373	}	613	}
374		614
375	if (@SLOT_QUEUE) {	615	if (@SLOT_QUEUE) {
376	# we do not use wait_For_tick() as it returns immediately when tick is inactive	616	# we do not use wait_for_tick() as it returns immediately when tick is inactive
377	push @cf::WAIT_FOR_TICK, $signal;	617	$WAIT_FOR_TICK->wait;
378	$signal->wait;
379	} else {	618	} else {
		619	$busy = 0;
380	Coro::schedule;	620	Coro::schedule;
381	}	621	}
382	}	622	}
383	};	623	};
384		624
385	sub get_slot($;$$) {	625	sub get_slot($;$$) {
		626	return if tick_inhibit || $Coro::current == $Coro::main;
		627
386	my ($time, $pri, $name) = @_;	628	my ($time, $pri, $name) = @_;
387		629
388	$time = $TICK * .6 if $time > $TICK * .6;	630	$time = clamp $time, 0.01, $TICK * .6;
		631
389	my $sig = new Coro::Signal;	632	my $sig = new Coro::Signal;
390		633
391	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	634	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
392	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	635	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
393	$SLOT_QUEUE->ready;	636	$SLOT_QUEUE->ready;
…		…
404		647
405	BEGIN { *async = \&Coro::async_pool }	648	BEGIN { *async = \&Coro::async_pool }
406		649
407	=item cf::sync_job { BLOCK }	650	=item cf::sync_job { BLOCK }
408		651
409	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	652	The design of Deliantra requires that the main coroutine ($Coro::main)
410	is always able to handle events or runnable, as Crossfire TRT is only	653	is always able to handle events or runnable, as Deliantra is only
411	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	654	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
412	acceptable.	655	acceptable.
413		656
414	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
415	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
…		…
419	=cut	662	=cut
420		663
421	sub sync_job(&) {	664	sub sync_job(&) {
422	my ($job) = @_;	665	my ($job) = @_;
423		666
424	if ($Coro::current == $Coro::main) {	667	if (in_main) {
425	my $time = Event::time;	668	my $time = AE::time;
426		669
427	# this is the main coro, too bad, we have to block	670	# this is the main coro, too bad, we have to block
428	# till the operation succeeds, freezing the server :/	671	# till the operation succeeds, freezing the server :/
429		672
430	# TODO: use suspend/resume instead	673	#LOG llevError, Carp::longmess "sync job";#d#
431	# (but this is cancel-safe)	674
432	my $freeze_guard = freeze_mainloop;	675	my $freeze_guard = freeze_mainloop;
433		676
434	my $busy = 1;	677	my $busy = 1;
435	my @res;	678	my @res;
436		679
437	(async {	680	(async {
		681	$Coro::current->desc ("sync job coro");
438	@res = eval { $job->() };	682	@res = eval { $job->() };
439	warn $@ if $@;	683	error $@ if $@;
440	undef $busy;	684	undef $busy;
441	})->prio (Coro::PRIO_MAX);	685	})->prio (Coro::PRIO_MAX);
442		686
443	while ($busy) {	687	while ($busy) {
444	Coro::cede or Event::one_event;	688	if (Coro::nready) {
		689	Coro::cede_notself;
		690	} else {
		691	EV::loop EV::LOOP_ONESHOT;
445	}	692	}
		693	}
446		694
447	$time = Event::time - $time;	695	my $time = AE::time - $time;
448		696
449	LOG llevError | logBacktrace, Carp::longmess "long sync job"
450	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
451
452	$tick_start += $time; # do not account sync jobs to server load	697	$TICK_START += $time; # do not account sync jobs to server load
453		698
454	wantarray ? @res : $res[0]	699	wantarray ? @res : $res[0]
455	} else {	700	} else {
456	# we are in another coroutine, how wonderful, everything just works	701	# we are in another coroutine, how wonderful, everything just works
457		702
…		…
477	$EXT_CORO{$coro+0} = $coro;	722	$EXT_CORO{$coro+0} = $coro;
478		723
479	$coro	724	$coro
480	}	725	}
481		726
482	=item fork_call { }, $args	727	=item fork_call { }, @args
483		728
484	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
485	process, returning the results. Everything must be serialisable with	730	process, returning the results. Everything must be serialisable with
486	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
487	never block itself or use any form of Event handling.	732	never block itself or use any form of event handling.
488		733
489	=cut	734	=cut
		735
		736	sub post_fork {
		737	reset_signals;
		738	}
490		739
491	sub fork_call(&@) {	740	sub fork_call(&@) {
492	my ($cb, @args) = @_;	741	my ($cb, @args) = @_;
493		742
494	# we seemingly have to make a local copy of the whole thing,	743	# we seemingly have to make a local copy of the whole thing,
495	# otherwise perl prematurely frees the stuff :/	744	# otherwise perl prematurely frees the stuff :/
496	# TODO: investigate and fix (likely this will be rather laborious)	745	# TODO: investigate and fix (likely this will be rather laborious)
497		746
498	my @res = Coro::Util::fork_eval {	747	my @res = Coro::Util::fork_eval {
499	reset_signals;	748	cf::post_fork;
500	&$cb	749	&$cb
501	}, @args;	750	} @args;
502		751
503	wantarray ? @res : $res[-1]	752	wantarray ? @res : $res[-1]
		753	}
		754
		755	sub objinfo {
		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
504	}	791	}
505		792
506	=item $value = cf::db_get $family => $key	793	=item $value = cf::db_get $family => $key
507		794
508	Returns a single value from the environment database.	795	Returns a single value from the environment database.
…		…
518	within each server.	805	within each server.
519		806
520	=cut	807	=cut
521		808
522	sub db_table($) {	809	sub db_table($) {
		810	cf::error "db_get called from main context"
		811	if $Coro::current == $Coro::main;
		812
523	my ($name) = @_;	813	my ($name) = @_;
524	my $db = BDB::db_create $DB_ENV;	814	my $db = BDB::db_create $DB_ENV;
525		815
526	eval {	816	eval {
527	$db->set_flags (BDB::CHKSUM);	817	$db->set_flags (BDB::CHKSUM);
…		…
537	}	827	}
538		828
539	our $DB;	829	our $DB;
540		830
541	sub db_init {	831	sub db_init {
542	cf::sync_job {
543	$DB ||= db_table "db";	832	$DB ||= db_table "db";
544	};
545	}	833	}
546		834
547	sub db_get($$) {	835	sub db_get($$) {
548	my $key = "$_[0]/$_[1]";	836	my $key = "$_[0]/$_[1]";
549		837
550	cf::sync_job {	838	cf::error "db_get called from main context"
		839	if $Coro::current == $Coro::main;
		840
551	BDB::db_get $DB, undef, $key, my $data;	841	BDB::db_get $DB, undef, $key, my $data;
552		842
553	$! ? ()	843	$! ? ()
554	: $data	844	: $data
555	}
556	}	845	}
557		846
558	sub db_put($$$) {	847	sub db_put($$$) {
559	BDB::dbreq_pri 4;	848	BDB::dbreq_pri 4;
560	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	849	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
588		877
589	my @data;	878	my @data;
590	my $md5;	879	my $md5;
591		880
592	for (0 .. $#$src) {	881	for (0 .. $#$src) {
593	0 <= aio_load $src->[$_], $data[$_]	882	$data[$_] = load_file $src->[$_];
594	or Carp::croak "$src->[$_]: $!";
595	}	883	}
596		884
597	# if processing is expensive, check	885	# if processing is expensive, check
598	# checksum first	886	# checksum first
599	if (1) {	887	if (1) {
…		…
612		900
613	return db_get cache => "$id/data";	901	return db_get cache => "$id/data";
614	}	902	}
615	}	903	}
616		904
617	my $t1 = Time::HiRes::time;	905	my $t1 = EV::time;
618	my $data = $process->(\@data);	906	my $data = $process->(\@data);
619	my $t2 = Time::HiRes::time;	907	my $t2 = EV::time;
620		908
621	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	909	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
622		910
623	db_put cache => "$id/data", $data;	911	db_put cache => "$id/data", $data;
624	db_put cache => "$id/md5" , $md5;	912	db_put cache => "$id/md5" , $md5;
625	db_put cache => "$id/meta", $meta;	913	db_put cache => "$id/meta", $meta;
626		914
…		…
636		924
637	=cut	925	=cut
638		926
639	sub datalog($@) {	927	sub datalog($@) {
640	my ($type, %kv) = @_;	928	my ($type, %kv) = @_;
641	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	929	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
642	}	930	}
643		931
644	=back	932	=back
645		933
646	=cut	934	=cut
647		935
648	#############################################################################	936	#############################################################################
649		937
650	=head2 ATTACHABLE OBJECTS	938	=head2 ATTACHABLE OBJECTS
651		939
652	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
653	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")
654	to it. All such attachable objects support the following methods.	942	to it. All such attachable objects support the following methods.
655		943
656	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>
657	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
658	Crossfire TRT).	946	Deliantra).
659		947
660	=over 4	948	=over 4
661		949
662	=item $attachable->attach ($attachment, key => $value...)	950	=item $attachable->attach ($attachment, key => $value...)
663		951
…		…
707	=item cf::CLASS::attachment $name, ...	995	=item cf::CLASS::attachment $name, ...
708		996
709	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
710	given CLASS can refer to this attachment.	998	given CLASS can refer to this attachment.
711		999
712	Some classes such as crossfire maps and objects can specify attachments	1000	Some classes such as deliantra maps and objects can specify attachments
713	that are attached at load/instantiate time, thus the need for a name.	1001	that are attached at load/instantiate time, thus the need for a name.
714		1002
715	These calls expect any number of the following handler/hook descriptions:	1003	These calls expect any number of the following handler/hook descriptions:
716		1004
717	=over 4	1005	=over 4
…		…
841		1129
842	} elsif (exists $cb_id{$type}) {	1130	} elsif (exists $cb_id{$type}) {
843	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1131	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
844		1132
845	} elsif (ref $type) {	1133	} elsif (ref $type) {
846	warn "attaching objects not supported, ignoring.\n";	1134	error "attaching objects not supported, ignoring.\n";
847		1135
848	} else {	1136	} else {
849	shift @arg;	1137	shift @arg;
850	warn "attach argument '$type' not supported, ignoring.\n";	1138	error "attach argument '$type' not supported, ignoring.\n";
851	}	1139	}
852	}	1140	}
853	}	1141	}
854		1142
855	sub _object_attach {	1143	sub _object_attach {
…		…
865	_attach $registry, $klass, @attach;	1153	_attach $registry, $klass, @attach;
866	}	1154	}
867		1155
868	$obj->{$name} = \%arg;	1156	$obj->{$name} = \%arg;
869	} else {	1157	} else {
870	warn "object uses attachment '$name' which is not available, postponing.\n";	1158	info "object uses attachment '$name' which is not available, postponing.\n";
871	}	1159	}
872		1160
873	$obj->{_attachment}{$name} = undef;	1161	$obj->{_attachment}{$name} = undef;
874	}	1162	}
875		1163
…		…
934		1222
935	for (@$callbacks) {	1223	for (@$callbacks) {
936	eval { &{$_->[1]} };	1224	eval { &{$_->[1]} };
937		1225
938	if ($@) {	1226	if ($@) {
939	warn "$@";
940	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1227	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
941	override;	1228	override;
942	}	1229	}
943		1230
944	return 1 if $override;	1231	return 1 if $override;
945	}	1232	}
946		1233
947	0	1234	0
948	}	1235	}
949		1236
950	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1237	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
951		1238
952	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1239	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
953		1240
954	Generate an object-specific event with the given arguments.	1241	Generate an object-specific event with the given arguments.
955		1242
…		…
961		1248
962	=cut	1249	=cut
963		1250
964	#############################################################################	1251	#############################################################################
965	# object support	1252	# object support
966	#
967		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#
968	sub _can_merge {	1287	sub _can_merge {
969	my ($ob1, $ob2) = @_;	1288	my ($ob1, $ob2) = @_;
970		1289
971	local $Storable::canonical = 1;	1290	++$SLOW_MERGES;#d#
972	my $fob1 = Storable::freeze $ob1;
973	my $fob2 = Storable::freeze $ob2;
974		1291
975	$fob1 eq $fob2	1292	# we do the slow way here
		1293	return _object_equal $ob1, $ob2
976	}	1294	}
977		1295
978	sub reattach {	1296	sub reattach {
979	# basically do the same as instantiate, without calling instantiate	1297	# basically do the same as instantiate, without calling instantiate
980	my ($obj) = @_;	1298	my ($obj) = @_;
981		1299
		1300	# no longer needed after getting rid of delete_package?
982	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
983		1302
984	my $registry = $obj->registry;	1303	my $registry = $obj->registry;
985		1304
986	@$registry = ();	1305	@$registry = ();
987		1306
…		…
992	for (@$attach) {	1311	for (@$attach) {
993	my ($klass, @attach) = @$_;	1312	my ($klass, @attach) = @$_;
994	_attach $registry, $klass, @attach;	1313	_attach $registry, $klass, @attach;
995	}	1314	}
996	} else {	1315	} else {
997	warn "object uses attachment '$name' that is not available, postponing.\n";	1316	info "object uses attachment '$name' that is not available, postponing.\n";
998	}	1317	}
999	}	1318	}
1000	}	1319	}
1001		1320
1002	cf::attachable->attach (	1321	cf::attachable->attach (
1003	prio => -1000000,	1322	prio => -1000000,
1004	on_instantiate => sub {	1323	on_instantiate => sub {
1005	my ($obj, $data) = @_;	1324	my ($obj, $data) = @_;
1006		1325
1007	$data = from_json $data;	1326	$data = decode_json $data;
1008		1327
1009	for (@$data) {	1328	for (@$data) {
1010	my ($name, $args) = @$_;	1329	my ($name, $args) = @$_;
1011		1330
1012	$obj->attach ($name, %{$args || {} });	1331	$obj->attach ($name, %{$args || {} });
…		…
1029	my ($filename, $rdata, $objs) = @_;	1348	my ($filename, $rdata, $objs) = @_;
1030		1349
1031	sync_job {	1350	sync_job {
1032	if (length $$rdata) {	1351	if (length $$rdata) {
1033	utf8::decode (my $decname = $filename);	1352	utf8::decode (my $decname = $filename);
1034	warn sprintf "saving %s (%d,%d)\n",	1353	trace sprintf "saving %s (%d,%d)\n",
1035	$decname, length $$rdata, scalar @$objs;	1354	$decname, length $$rdata, scalar @$objs
		1355	if $VERBOSE_IO;
1036		1356
1037	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1357	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1038	chmod SAVE_MODE, $fh;	1358	aio_chmod $fh, SAVE_MODE;
1039	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1359	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1040	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	}
1041	close $fh;	1364	aio_close $fh;
1042		1365
1043	if (@$objs) {	1366	if (@$objs) {
1044	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) {
1045	chmod SAVE_MODE, $fh;	1368	aio_chmod $fh, SAVE_MODE;
1046	my $data = Storable::nfreeze { version => 1, objs => $objs };	1369	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1047	aio_write $fh, 0, (length $data), $data, 0;	1370	aio_write $fh, 0, (length $data), $data, 0;
1048	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	}
1049	close $fh;	1375	aio_close $fh;
1050	aio_rename "$filename.pst~", "$filename.pst";	1376	aio_rename "$filename.pst~", "$filename.pst";
1051	}	1377	}
1052	} else {	1378	} else {
1053	aio_unlink "$filename.pst";	1379	aio_unlink "$filename.pst";
1054	}	1380	}
1055		1381
1056	aio_rename "$filename~", $filename;	1382	aio_rename "$filename~", $filename;
		1383
		1384	$filename =~ s%/[^/]+$%%;
		1385	aio_pathsync $filename if $cf::USE_FSYNC;
1057	} else {	1386	} else {
1058	warn "FATAL: $filename~: $!\n";	1387	error "unable to save objects: $filename~: $!\n";
1059	}	1388	}
1060	} else {	1389	} else {
1061	aio_unlink $filename;	1390	aio_unlink $filename;
1062	aio_unlink "$filename.pst";	1391	aio_unlink "$filename.pst";
1063	}	1392	}
…		…
1082		1411
1083	unless (aio_stat "$filename.pst") {	1412	unless (aio_stat "$filename.pst") {
1084	(aio_load "$filename.pst", $av) >= 0	1413	(aio_load "$filename.pst", $av) >= 0
1085	or return;	1414	or return;
1086		1415
1087	$av = eval { (Storable::thaw $av)->{objs} };	1416	my $st = eval { Coro::Storable::thaw $av };
		1417	$av = $st->{objs};
1088	}	1418	}
1089		1419
1090	utf8::decode (my $decname = $filename);	1420	utf8::decode (my $decname = $filename);
1091	warn sprintf "loading %s (%d,%d)\n",	1421	trace sprintf "loading %s (%d,%d)\n",
1092	$decname, length $data, scalar @{$av || []};	1422	$decname, length $data, scalar @{$av || []}
		1423	if $VERBOSE_IO;
1093		1424
1094	($data, $av)	1425	($data, $av)
1095	}	1426	}
1096		1427
1097	=head2 COMMAND CALLBACKS	1428	=head2 COMMAND CALLBACKS
…		…
1101	=cut	1432	=cut
1102		1433
1103	#############################################################################	1434	#############################################################################
1104	# command handling &c	1435	# command handling &c
1105		1436
1106	=item cf::register_command $name => \&callback($ob,$args);	1437	=item cf::register_command $name => \&callback($ob,$args)
1107		1438
1108	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
1109	$name.	1440	$name.
1110		1441
1111	=cut	1442	=cut
…		…
1117	#warn "registering command '$name/$time' to '$caller'";	1448	#warn "registering command '$name/$time' to '$caller'";
1118		1449
1119	push @{ $COMMAND{$name} }, [$caller, $cb];	1450	push @{ $COMMAND{$name} }, [$caller, $cb];
1120	}	1451	}
1121		1452
1122	=item cf::register_extcmd $name => \&callback($pl,$packet);	1453	=item cf::register_extcmd $name => \&callback($pl,@args)
1123		1454
1124	Register a callback for execution when the client sends an (synchronous)	1455	Register a callback for execution when the client sends an (synchronous)
1125	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
1126	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
1127	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
1128	has logged in successfully.	1459	has logged in successfully.
1129		1460
1130	If the callback returns something, it is sent back as if reply was being	1461	The values will be sent back to the client.
1131	called.
1132		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
1133	=item cf::register_exticmd $name => \&callback($ns,$packet);	1468	=item cf::register_exticmd $name => \&callback($ns,@args)
1134		1469
1135	Register a callback for execution when the client sends an (asynchronous)	1470	Register a callback for execution when the client sends an (asynchronous)
1136	exticmd packet. Exti commands are processed by the server as soon as they	1471	exticmd packet. Exti commands are processed by the server as soon as they
1137	are received, i.e. out of order w.r.t. other commands. The first argument	1472	are received, i.e. out of order w.r.t. other commands. The first argument
1138	is a client socket. Exti commands can be received anytime, even before	1473	is a client socket. Exti commands can be received anytime, even before
1139	log-in.	1474	log-in.
1140		1475
1141	If the callback returns something, it is sent back as if reply was being	1476	The values will be sent back to the client.
1142	called.
1143		1477
1144	=cut	1478	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1145		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
1146	sub register_extcmd {	1485	sub register_extcmd($$) {
1147	my ($name, $cb) = @_;	1486	my ($name, $cb) = @_;
1148		1487
1149	$EXTCMD{$name} = $cb;	1488	$EXTCMD{$name} = $cb;
1150	}	1489	}
1151		1490
1152	sub register_exticmd {	1491	sub register_async_extcmd($$) {
1153	my ($name, $cb) = @_;	1492	my ($name, $cb) = @_;
1154		1493
		1494	$EXTACMD{$name} = $cb;
		1495	}
		1496
		1497	sub register_exticmd($$) {
		1498	my ($name, $cb) = @_;
		1499
1155	$EXTICMD{$name} = $cb;	1500	$EXTICMD{$name} = $cb;
1156	}	1501	}
1157		1502
		1503	sub register_async_exticmd($$) {
		1504	my ($name, $cb) = @_;
		1505
		1506	$EXTIACMD{$name} = $cb;
		1507	}
		1508
		1509	use File::Glob ();
		1510
1158	cf::player->attach (	1511	cf::player->attach (
1159	on_command => sub {	1512	on_unknown_command => sub {
1160	my ($pl, $name, $params) = @_;	1513	my ($pl, $name, $params) = @_;
1161		1514
1162	my $cb = $COMMAND{$name}	1515	my $cb = $COMMAND{$name}
1163	or return;	1516	or return;
1164		1517
…		…
1172	my ($pl, $buf) = @_;	1525	my ($pl, $buf) = @_;
1173		1526
1174	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1527	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1175		1528
1176	if (ref $msg) {	1529	if (ref $msg) {
1177	my ($type, $reply, @payload) =	1530	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1178	"ARRAY" eq ref $msg
1179	? @$msg
1180	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1181		1531
1182	my @reply;
1183
1184	if (my $cb = $EXTCMD{$type}) {	1532	if (my $cb = $EXTACMD{$type}) {
		1533	$cb->(
		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}) {
1185	@reply = $cb->($pl, @payload);	1545	@reply = $cb->($pl, @payload);
		1546	}
		1547
		1548	$pl->ext_msg ("reply-$reply", @reply)
		1549	if $reply;
1186	}	1550	}
1187		1551
1188	$pl->ext_reply ($reply, @reply)
1189	if $reply;
1190
1191	} else {	1552	} else {
1192	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1553	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1193	}	1554	}
1194		1555
1195	cf::override;	1556	cf::override;
1196	},	1557	},
1197	);	1558	);
1198		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
1199	sub load_extensions {	1584	sub load_extensions {
		1585	info "loading extensions...";
		1586
		1587	%EXT_CFG = ();
		1588
1200	cf::sync_job {	1589	cf::sync_job {
1201	my %todo;	1590	my %todo;
1202		1591
1203	for my $path (<$LIBDIR/*.ext>) {	1592	for my $path (<$LIBDIR/*.ext>) {
1204	next unless -r $path;	1593	next unless -r $path;
…		…
1222		1611
1223	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1612	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1224	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1613	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1225		1614
1226	$ext{source} =	1615	$ext{source} =
1227	"package $pkg; use strict; use utf8;\n"	1616	"package $pkg; use common::sense;\n"
1228	. "#line 1 \"$path\"\n{\n"	1617	. "#line 1 \"$path\"\n{\n"
1229	. $source	1618	. $source
1230	. "\n};\n1";	1619	. "\n};\n1";
1231		1620
1232	$todo{$base} = \%ext;	1621	$todo{$base} = \%ext;
1233	}	1622	}
1234		1623
		1624	my $pass = 0;
1235	my %done;	1625	my %done;
1236	while (%todo) {	1626	while (%todo) {
1237	my $progress;	1627	my $progress;
1238		1628
		1629	++$pass;
		1630
		1631	ext:
1239	while (my ($k, $v) = each %todo) {	1632	while (my ($k, $v) = each %todo) {
1240	for (split /,\s*/, $v->{meta}{depends}) {	1633	for (split /,\s*/, $v->{meta}{depends}) {
1241	goto skip	1634	next ext
1242	unless exists $done{$_};	1635	unless exists $done{$_};
1243	}	1636	}
1244		1637
1245	warn "... loading '$k' into '$v->{pkg}'\n";	1638	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1246		1639
1247	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 $@) {
1248	my $msg = $@ ? "$v->{path}: $@\n"	1652	error "$v->{path}: $@\n";
1249	: "$v->{base}: extension inactive.\n";
1250		1653
		1654	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1251	if (exists $v->{meta}{mandatory}) {	1655	if exists $v->{meta}{mandatory};
1252	warn $msg;	1656
1253	warn "mandatory extension failed to load, exiting.\n";	1657	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1254	exit 1;	1658	delete $todo{$k};
1255	}	1659	} else {
1256		1660	$done{$k} = delete $todo{$k};
1257	warn $msg;	1661	push @EXTS, $v->{pkg};
		1662	$progress = 1;
		1663
		1664	info "$v->{base}: extension inactive.\n"
		1665	unless $active;
1258	}	1666	}
1259
1260	$done{$k} = delete $todo{$k};
1261	push @EXTS, $v->{pkg};
1262	$progress = 1;
1263	}	1667	}
1264		1668
1265	skip:	1669	unless ($progress) {
1266	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1670	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1267	unless $progress;	1671
		1672	while (my ($k, $v) = each %todo) {
		1673	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1674	if exists $v->{meta}{mandatory};
		1675	}
		1676
		1677	last;
		1678	}
1268	}	1679	}
1269	};	1680	};
1270	}	1681	}
1271		1682
1272	#############################################################################	1683	#############################################################################
1273		1684
1274	=back	1685	=back
1275		1686
1276	=head2 CORE EXTENSIONS	1687	=head2 CORE EXTENSIONS
1277		1688
1278	Functions and methods that extend core crossfire objects.	1689	Functions and methods that extend core deliantra objects.
1279		1690
1280	=cut	1691	=cut
1281		1692
1282	package cf::player;	1693	package cf::player;
1283		1694
…		…
1326		1737
1327	sub exists($) {	1738	sub exists($) {
1328	my ($login) = @_;	1739	my ($login) = @_;
1329		1740
1330	$cf::PLAYER{$login}	1741	$cf::PLAYER{$login}
1331	or cf::sync_job { !aio_stat path $login }	1742	or !aio_stat path $login
1332	}	1743	}
1333		1744
1334	sub find($) {	1745	sub find($) {
1335	return $cf::PLAYER{$_[0]} || do {	1746	return $cf::PLAYER{$_[0]} || do {
1336	my $login = $_[0];	1747	my $login = $_[0];
…		…
1348	my $f = new_from_file cf::object::thawer path $login	1759	my $f = new_from_file cf::object::thawer path $login
1349	or return;	1760	or return;
1350		1761
1351	my $pl = cf::player::load_pl $f	1762	my $pl = cf::player::load_pl $f
1352	or return;	1763	or return;
		1764
1353	local $cf::PLAYER_LOADING{$login} = $pl;	1765	local $cf::PLAYER_LOADING{$login} = $pl;
1354	$f->resolve_delayed_derefs;	1766	$f->resolve_delayed_derefs;
1355	$cf::PLAYER{$login} = $pl	1767	$cf::PLAYER{$login} = $pl
1356	}	1768	}
1357	}	1769	}
1358	}	1770	}
1359		1771
		1772	cf::player->attach (
		1773	on_load => sub {
		1774	my ($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	);
		1784
1360	sub save($) {	1785	sub save($) {
1361	my ($pl) = @_;	1786	my ($pl) = @_;
1362		1787
1363	return if $pl->{deny_save};	1788	return if $pl->{deny_save};
1364		1789
…		…
1367		1792
1368	return if $pl->{deny_save};	1793	return if $pl->{deny_save};
1369		1794
1370	aio_mkdir playerdir $pl, 0770;	1795	aio_mkdir playerdir $pl, 0770;
1371	$pl->{last_save} = $cf::RUNTIME;	1796	$pl->{last_save} = $cf::RUNTIME;
		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];
1372		1802
1373	$pl->save_pl ($path);	1803	$pl->save_pl ($path);
1374	cf::cede_to_tick;	1804	cf::cede_to_tick;
1375	}	1805	}
1376		1806
…		…
1408	my ($pl) = @_;	1838	my ($pl) = @_;
1409		1839
1410	my $name = $pl->ob->name;	1840	my $name = $pl->ob->name;
1411		1841
1412	$pl->{deny_save} = 1;	1842	$pl->{deny_save} = 1;
1413	$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
1414		1844
1415	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1845	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1416	$pl->deactivate;	1846	$pl->deactivate;
		1847
		1848	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1417	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1849	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1850	ext::highscore::check ($pl->ob);
		1851
1418	$pl->ns->destroy if $pl->ns;	1852	$pl->ns->destroy if $pl->ns;
1419		1853
1420	my $path = playerdir $pl;	1854	my $path = playerdir $pl;
1421	my $temp = "$path~$cf::RUNTIME~deleting~";	1855	my $temp = "$path~$cf::RUNTIME~deleting~";
1422	aio_rename $path, $temp;	1856	aio_rename $path, $temp;
…		…
1460		1894
1461	for my $login (@$dirs) {	1895	for my $login (@$dirs) {
1462	my $path = path $login;	1896	my $path = path $login;
1463		1897
1464	# a .pst is a dead give-away for a valid player	1898	# a .pst is a dead give-away for a valid player
1465	unless (-e "$path.pst") {	1899	# if no pst file found, open and chekc for blocked users
		1900	if (aio_stat "$path.pst") {
1466	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1901	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1467	aio_read $fh, 0, 512, my $buf, 0 or next;	1902	aio_read $fh, 0, 512, my $buf, 0 or next;
1468	$buf !~ /^password -------------$/m or next; # official not-valid tag	1903	$buf !~ /^password -------------$/m or next; # official not-valid tag
1469	}	1904	}
1470		1905
…		…
1474		1909
1475	\@logins	1910	\@logins
1476	}	1911	}
1477		1912
1478	=item $player->maps	1913	=item $player->maps
		1914
		1915	=item cf::player::maps $login
1479		1916
1480	Returns an arrayref of map paths that are private for this	1917	Returns an arrayref of map paths that are private for this
1481	player. May block.	1918	player. May block.
1482		1919
1483	=cut	1920	=cut
…		…
1501	}	1938	}
1502		1939
1503	\@paths	1940	\@paths
1504	}	1941	}
1505		1942
1506	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1943	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1507		1944
1508	Expand crossfire pod fragments into protocol xml.	1945	Expand deliantra pod fragments into protocol xml.
1509
1510	=cut
1511
1512	sub expand_cfpod {
1513	((my $self), (local $_)) = @_;
1514
1515	# escape & and <
1516	s/&/&amp;/g;
1517	s/(?<![BIUGHT])</&lt;/g;
1518
1519	# this is buggy, it needs to properly take care of nested <'s
1520
1521	1 while
1522	# replace B<>, I<>, U<> etc.
1523	s/B<([^\>]*)>/<b>$1<\/b>/
1524	|| s/I<([^\>]*)>/<i>$1<\/i>/
1525	|| s/U<([^\>]*)>/<u>$1<\/u>/
1526	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1527	# replace G<male|female> tags
1528	|| s{G<([^>|]*)\|([^>]*)>}{
1529	$self->gender ? $2 : $1
1530	}ge
1531	# replace H<hint text>
1532	|| s{H<([^\>]*)>}
1533	{
1534	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1535	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1536	"")
1537	[$self->{hintmode}]
1538	}ge;
1539
1540	# create single paragraphs (very hackish)
1541	s/(?<=\S)\n(?=\w)/ /g;
1542
1543	# compress some whitespace
1544	s/\s+\n/\n/g; # ws line-ends
1545	s/\n\n+/\n/g; # double lines
1546	s/^\n+//; # beginning lines
1547	s/\n+$//; # ending lines
1548
1549	$_
1550	}
1551
1552	sub hintmode {
1553	$_[0]{hintmode} = $_[1] if @_ > 1;
1554	$_[0]{hintmode}
1555	}
1556
1557	=item $player->ext_reply ($msgid, @msg)
1558
1559	Sends an ext reply to the player.
1560
1561	=cut
1562
1563	sub ext_reply($$@) {
1564	my ($self, $id, @msg) = @_;
1565
1566	$self->ns->ext_reply ($id, @msg)
1567	}
1568		1946
1569	=item $player->ext_msg ($type, @msg)	1947	=item $player->ext_msg ($type, @msg)
1570		1948
1571	Sends an ext event to the client.	1949	Sends an ext event to the client.
1572		1950
…		…
1592		1970
1593	=cut	1971	=cut
1594		1972
1595	sub find_by_path($) {	1973	sub find_by_path($) {
1596	my ($path) = @_;	1974	my ($path) = @_;
		1975
		1976	$path =~ s/^~[^\/]*//; # skip ~login
1597		1977
1598	my ($match, $specificity);	1978	my ($match, $specificity);
1599		1979
1600	for my $region (list) {	1980	for my $region (list) {
1601	if ($region->{match} && $path =~ $region->{match}) {	1981	if ($region->{match} && $path =~ $region->{match}) {
…		…
1627	our $MAX_RESET = 3600;	2007	our $MAX_RESET = 3600;
1628	our $DEFAULT_RESET = 3000;	2008	our $DEFAULT_RESET = 3000;
1629		2009
1630	sub generate_random_map {	2010	sub generate_random_map {
1631	my ($self, $rmp) = @_;	2011	my ($self, $rmp) = @_;
1632	# mit "rum" bekleckern, nicht	2012
		2013	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2014
1633	$self->_create_random_map (	2015	$self->_create_random_map ($rmp);
1634	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1635	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1636	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1637	$rmp->{exit_on_final_map},
1638	$rmp->{xsize}, $rmp->{ysize},
1639	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1640	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1641	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1642	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1643	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1644	(cf::region::find $rmp->{region}), $rmp->{custom}
1645	)
1646	}	2016	}
1647		2017
1648	=item cf::map->register ($regex, $prio)	2018	=item cf::map->register ($regex, $prio)
1649		2019
1650	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
…		…
1655		2025
1656	sub register {	2026	sub register {
1657	my (undef, $regex, $prio) = @_;	2027	my (undef, $regex, $prio) = @_;
1658	my $pkg = caller;	2028	my $pkg = caller;
1659		2029
1660	no strict;
1661	push @{"$pkg\::ISA"}, __PACKAGE__;	2030	push @{"$pkg\::ISA"}, __PACKAGE__;
1662		2031
1663	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2032	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1664	}	2033	}
1665		2034
1666	# also paths starting with '/'	2035	# also paths starting with '/'
1667	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2036	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1668		2037
1669	sub thawer_merge {	2038	sub thawer_merge {
1670	my ($self, $merge) = @_;	2039	my ($self, $merge) = @_;
1671		2040
1672	# we have to keep some variables in memory intact	2041	# we have to keep some variables in memory intact
…		…
1677	}	2046	}
1678		2047
1679	sub normalise {	2048	sub normalise {
1680	my ($path, $base) = @_;	2049	my ($path, $base) = @_;
1681		2050
1682	$path = "$path"; # make sure its a string	2051	$path = "$path"; # make sure it's a string
1683		2052
1684	$path =~ s/\.map$//;	2053	$path =~ s/\.map$//;
1685		2054
1686	# map plan:	2055	# map plan:
1687	#	2056	#
…		…
1702	$base =~ s{[^/]+/?$}{};	2071	$base =~ s{[^/]+/?$}{};
1703	$path = "$base/$path";	2072	$path = "$base/$path";
1704	}	2073	}
1705		2074
1706	for ($path) {	2075	for ($path) {
1707	redo if s{//}{/};
1708	redo if s{/\.?/}{/};	2076	redo if s{/\.?/}{/};
1709	redo if s{/[^/]+/\.\./}{/};	2077	redo if s{/[^/]+/\.\./}{/};
1710	}	2078	}
1711		2079
1712	$path	2080	$path
…		…
1726	$self->init; # pass $1 etc.	2094	$self->init; # pass $1 etc.
1727	return $self;	2095	return $self;
1728	}	2096	}
1729	}	2097	}
1730		2098
1731	Carp::cluck "unable to resolve path '$path' (base '$base').";	2099	Carp::cluck "unable to resolve path '$path' (base '$base')";
1732	()	2100	()
1733	}	2101	}
1734		2102
		2103	# may re-bless or do other evil things
1735	sub init {	2104	sub init {
1736	my ($self) = @_;	2105	my ($self) = @_;
1737		2106
1738	$self	2107	$self
1739	}	2108	}
…		…
1758		2127
1759	# the temporary/swap location	2128	# the temporary/swap location
1760	sub save_path {	2129	sub save_path {
1761	my ($self) = @_;	2130	my ($self) = @_;
1762		2131
1763	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2132	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1764	"$TMPDIR/$path.map"	2133	"$TMPDIR/$path.map"
1765	}	2134	}
1766		2135
1767	# the unique path, undef == no special unique path	2136	# the unique path, undef == no special unique path
1768	sub uniq_path {	2137	sub uniq_path {
1769	my ($self) = @_;	2138	my ($self) = @_;
1770		2139
1771	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2140	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1772	"$UNIQUEDIR/$path"	2141	"$UNIQUEDIR/$path"
1773	}
1774
1775	# and all this just because we cannot iterate over
1776	# all maps in C++...
1777	sub change_all_map_light {
1778	my ($change) = @_;
1779
1780	$_->change_map_light ($change)
1781	for grep $_->outdoor, values %cf::MAP;
1782	}	2142	}
1783		2143
1784	sub decay_objects {	2144	sub decay_objects {
1785	my ($self) = @_;	2145	my ($self) = @_;
1786		2146
…		…
1813	$self->{load_path} = $path;	2173	$self->{load_path} = $path;
1814		2174
1815	1	2175	1
1816	}	2176	}
1817		2177
		2178	# used to laod the header of an original map
1818	sub load_header_orig {	2179	sub load_header_orig {
1819	my ($self) = @_;	2180	my ($self) = @_;
1820		2181
1821	$self->load_header_from ($self->load_path)	2182	$self->load_header_from ($self->load_path)
1822	}	2183	}
1823		2184
		2185	# used to laod the header of an instantiated map
1824	sub load_header_temp {	2186	sub load_header_temp {
1825	my ($self) = @_;	2187	my ($self) = @_;
1826		2188
1827	$self->load_header_from ($self->save_path)	2189	$self->load_header_from ($self->save_path)
1828	}	2190	}
1829		2191
		2192	# called after loading the header from an instantiated map
1830	sub prepare_temp {	2193	sub prepare_temp {
1831	my ($self) = @_;	2194	my ($self) = @_;
1832		2195
1833	$self->last_access ((delete $self->{last_access})	2196	$self->last_access ((delete $self->{last_access})
1834	|| $cf::RUNTIME); #d#	2197	|| $cf::RUNTIME); #d#
1835	# safety	2198	# safety
1836	$self->{instantiate_time} = $cf::RUNTIME	2199	$self->{instantiate_time} = $cf::RUNTIME
1837	if $self->{instantiate_time} > $cf::RUNTIME;	2200	if $self->{instantiate_time} > $cf::RUNTIME;
1838	}	2201	}
1839		2202
		2203	# called after loading the header from an original map
1840	sub prepare_orig {	2204	sub prepare_orig {
1841	my ($self) = @_;	2205	my ($self) = @_;
1842		2206
1843	$self->{load_original} = 1;	2207	$self->{load_original} = 1;
1844	$self->{instantiate_time} = $cf::RUNTIME;	2208	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1868		2232
1869	sub find;	2233	sub find;
1870	sub find {	2234	sub find {
1871	my ($path, $origin) = @_;	2235	my ($path, $origin) = @_;
1872		2236
		2237	cf::cede_to_tick;
		2238
1873	$path = normalise $path, $origin && $origin->path;	2239	$path = normalise $path, $origin;
1874		2240
1875	cf::lock_wait "map_data:$path";#d#remove	2241	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1876	cf::lock_wait "map_find:$path";	2242	my $guard2 = cf::lock_acquire "map_find:$path";
1877		2243
1878	$cf::MAP{$path} || do {	2244	$cf::MAP{$path} || do {
1879	my $guard1 = cf::lock_acquire "map_find:$path";
1880	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1881
1882	my $map = new_from_path cf::map $path	2245	my $map = new_from_path cf::map $path
1883	or return;	2246	or return;
1884		2247
1885	$map->{last_save} = $cf::RUNTIME;	2248	$map->{last_save} = $cf::RUNTIME;
1886		2249
…		…
1888	or return;	2251	or return;
1889		2252
1890	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2253	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1891	# doing this can freeze the server in a sync job, obviously	2254	# doing this can freeze the server in a sync job, obviously
1892	#$cf::WAIT_FOR_TICK->wait;	2255	#$cf::WAIT_FOR_TICK->wait;
		2256	undef $guard2;
1893	undef $guard1;	2257	undef $guard1;
1894	undef $guard2;
1895	$map->reset;	2258	$map->reset;
1896	return find $path;	2259	return find $path;
1897	}	2260	}
1898		2261
1899	$cf::MAP{$path} = $map	2262	$cf::MAP{$path} = $map
1900	}	2263	}
1901	}	2264	}
1902		2265
1903	sub pre_load { }	2266	sub pre_load { }
1904	sub post_load { }	2267	#sub post_load { } # XS
1905		2268
1906	sub load {	2269	sub load {
1907	my ($self) = @_;	2270	my ($self) = @_;
1908		2271
1909	local $self->{deny_reset} = 1; # loading can take a long time	2272	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1912		2275
1913	{	2276	{
1914	my $guard = cf::lock_acquire "map_data:$path";	2277	my $guard = cf::lock_acquire "map_data:$path";
1915		2278
1916	return unless $self->valid;	2279	return unless $self->valid;
1917	return unless $self->in_memory == cf::MAP_SWAPPED;	2280	return unless $self->state == cf::MAP_SWAPPED;
1918
1919	$self->in_memory (cf::MAP_LOADING);
1920		2281
1921	$self->alloc;	2282	$self->alloc;
1922		2283
1923	$self->pre_load;	2284	$self->pre_load;
1924	cf::cede_to_tick;	2285	cf::cede_to_tick;
1925		2286
		2287	if (exists $self->{load_path}) {
1926	my $f = new_from_file cf::object::thawer $self->{load_path};	2288	my $f = new_from_file cf::object::thawer $self->{load_path};
1927	$f->skip_block;	2289	$f->skip_block;
1928	$self->_load_objects ($f)	2290	$self->_load_objects ($f)
1929	or return;	2291	or return;
1930		2292
1931	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2293	$self->post_load_original
1932	if delete $self->{load_original};	2294	if delete $self->{load_original};
1933		2295
1934	if (my $uniq = $self->uniq_path) {	2296	if (my $uniq = $self->uniq_path) {
1935	utf8::encode $uniq;	2297	utf8::encode $uniq;
1936	unless (aio_stat $uniq) {	2298	unless (aio_stat $uniq) {
1937	if (my $f = new_from_file cf::object::thawer $uniq) {	2299	if (my $f = new_from_file cf::object::thawer $uniq) {
1938	$self->clear_unique_items;	2300	$self->clear_unique_items;
1939	$self->_load_objects ($f);	2301	$self->_load_objects ($f);
1940	$f->resolve_delayed_derefs;	2302	$f->resolve_delayed_derefs;
		2303	}
1941	}	2304	}
1942	}	2305	}
1943	}
1944		2306
1945	$f->resolve_delayed_derefs;	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);
1946		2314
1947	cf::cede_to_tick;	2315	cf::cede_to_tick;
1948	# now do the right thing for maps	2316	# now do the right thing for maps
1949	$self->link_multipart_objects;	2317	$self->link_multipart_objects;
1950	$self->difficulty ($self->estimate_difficulty)	2318	$self->difficulty ($self->estimate_difficulty)
…		…
1954	unless ($self->{deny_activate}) {	2322	unless ($self->{deny_activate}) {
1955	$self->decay_objects;	2323	$self->decay_objects;
1956	$self->fix_auto_apply;	2324	$self->fix_auto_apply;
1957	$self->update_buttons;	2325	$self->update_buttons;
1958	cf::cede_to_tick;	2326	cf::cede_to_tick;
1959	$self->set_darkness_map;	2327	#$self->activate; # no longer activate maps automatically
1960	cf::cede_to_tick;
1961	$self->activate;
1962	}	2328	}
1963		2329
1964	$self->{last_save} = $cf::RUNTIME;	2330	$self->{last_save} = $cf::RUNTIME;
1965	$self->last_access ($cf::RUNTIME);	2331	$self->last_access ($cf::RUNTIME);
1966
1967	$self->in_memory (cf::MAP_IN_MEMORY);
1968	}	2332	}
1969		2333
1970	$self->post_load;	2334	$self->post_load;
1971	}
1972		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
1973	sub customise_for {	2342	sub customise_for {
1974	my ($self, $ob) = @_;	2343	my ($self, $ob) = @_;
1975		2344
1976	return find "~" . $ob->name . "/" . $self->{path}	2345	return find "~" . $ob->name . "/" . $self->{path}
1977	if $self->per_player;	2346	if $self->per_player;
…		…
1980	# if $self->per_party;	2349	# if $self->per_party;
1981		2350
1982	$self	2351	$self
1983	}	2352	}
1984		2353
1985	# find and load all maps in the 3x3 area around a map
1986	sub load_neighbours {
1987	my ($map) = @_;
1988
1989	my @neigh; # diagonal neighbours
1990
1991	for (0 .. 3) {
1992	my $neigh = $map->tile_path ($_)
1993	or next;
1994	$neigh = find $neigh, $map
1995	or next;
1996	$neigh->load;
1997
1998	push @neigh,
1999	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2000	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2001	}
2002
2003	for (grep defined $_->[0], @neigh) {
2004	my ($path, $origin) = @$_;
2005	my $neigh = find $path, $origin
2006	or next;
2007	$neigh->load;
2008	}
2009	}
2010
2011	sub find_sync {	2354	sub find_sync {
2012	my ($path, $origin) = @_;	2355	my ($path, $origin) = @_;
2013		2356
2014	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
2015	}	2362	}
2016		2363
2017	sub do_load_sync {	2364	sub do_load_sync {
2018	my ($map) = @_;	2365	my ($map) = @_;
2019		2366
		2367	# it's a bug to call this from the main context
2020	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2368	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2021	if $Coro::current == $Coro::main;	2369	if $Coro::current == $Coro::main;
2022		2370
2023	cf::sync_job { $map->load };	2371	$map->load;
2024	}	2372	}
2025		2373
2026	our %MAP_PREFETCH;	2374	our %MAP_PREFETCH;
2027	our $MAP_PREFETCHER = undef;	2375	our $MAP_PREFETCHER = undef;
2028		2376
2029	sub find_async {	2377	sub find_async {
2030	my ($path, $origin, $load) = @_;	2378	my ($path, $origin, $load) = @_;
2031		2379
2032	$path = normalise $path, $origin && $origin->{path};	2380	$path = normalise $path, $origin;
2033		2381
2034	if (my $map = $cf::MAP{$path}) {	2382	if (my $map = $cf::MAP{$path}) {
2035	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2383	return $map if !$load || $map->linkable;
2036	}	2384	}
2037		2385
2038	$MAP_PREFETCH{$path} |= $load;	2386	$MAP_PREFETCH{$path} |= $load;
2039		2387
2040	$MAP_PREFETCHER ||= cf::async {	2388	$MAP_PREFETCHER ||= cf::async {
		2389	$Coro::current->{desc} = "map prefetcher";
		2390
2041	while (%MAP_PREFETCH) {	2391	while (%MAP_PREFETCH) {
2042	while (my ($k, $v) = each %MAP_PREFETCH) {	2392	while (my ($k, $v) = each %MAP_PREFETCH) {
2043	if (my $map = find $k) {	2393	if (my $map = find $k) {
2044	$map->load if $v;	2394	$map->load if $v;
2045	}	2395	}
…		…
2052	$MAP_PREFETCHER->prio (6);	2402	$MAP_PREFETCHER->prio (6);
2053		2403
2054	()	2404	()
2055	}	2405	}
2056		2406
		2407	# common code, used by both ->save and ->swapout
2057	sub save {	2408	sub _save {
2058	my ($self) = @_;	2409	my ($self) = @_;
2059
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2410
2062	$self->{last_save} = $cf::RUNTIME;	2411	$self->{last_save} = $cf::RUNTIME;
2063		2412
2064	return unless $self->dirty;	2413	return unless $self->dirty;
2065		2414
…		…
2071	return if $self->{deny_save};	2420	return if $self->{deny_save};
2072		2421
2073	local $self->{last_access} = $self->last_access;#d#	2422	local $self->{last_access} = $self->last_access;#d#
2074		2423
2075	cf::async {	2424	cf::async {
		2425	$Coro::current->{desc} = "map player save";
2076	$_->contr->save for $self->players;	2426	$_->contr->save for $self->players;
2077	};	2427	};
		2428
		2429	cf::get_slot 0.02;
2078		2430
2079	if ($uniq) {	2431	if ($uniq) {
2080	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2081	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2433	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2082	} else {	2434	} else {
2083	$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);
2084	}	2436	}
2085	}	2437	}
2086		2438
		2439	sub save {
		2440	my ($self) = @_;
		2441
		2442	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2443
		2444	$self->_save;
		2445	}
		2446
2087	sub swap_out {	2447	sub swap_out {
2088	my ($self) = @_;	2448	my ($self) = @_;
2089		2449
2090	# save first because save cedes
2091	$self->save;
2092
2093	my $lock = cf::lock_acquire "map_data:$self->{path}";	2450	my $lock = cf::lock_acquire "map_data:$self->{path}";
2094		2451
		2452	return if !$self->linkable;
		2453	return if $self->{deny_save};
2095	return if $self->players;	2454	return if $self->players;
2096	return if $self->in_memory != cf::MAP_IN_MEMORY;	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
		2465	$self->clear;
		2466	}
		2467
		2468	sub reset_at {
		2469	my ($self) = @_;
		2470
		2471	# TODO: safety, remove and allow resettable per-player maps
2097	return if $self->{deny_save};	2472	return 1e99 if $self->{deny_reset};
2098		2473
		2474	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2475	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2476
		2477	$time + $to
		2478	}
		2479
		2480	sub should_reset {
		2481	my ($self) = @_;
		2482
		2483	$self->reset_at <= $cf::RUNTIME
		2484	}
		2485
		2486	sub reset {
		2487	my ($self) = @_;
		2488
		2489	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2490
		2491	return if $self->players;
		2492
		2493	cf::trace "resetting map ", $self->path, "\n";
		2494
2099	$self->in_memory (cf::MAP_SWAPPED);	2495	$self->state (cf::MAP_SWAPPED);
		2496
		2497	# need to save uniques path
		2498	unless ($self->{deny_save}) {
		2499	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2500
		2501	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2502	if $uniq;
		2503	}
		2504
		2505	delete $cf::MAP{$self->path};
2100		2506
2101	$self->deactivate;	2507	$self->deactivate;
2102	$_->clear_links_to ($self) for values %cf::MAP;	2508	$_->clear_links_to ($self) for values %cf::MAP;
2103	$self->clear;	2509	$self->clear;
2104	}
2105
2106	sub reset_at {
2107	my ($self) = @_;
2108
2109	# TODO: safety, remove and allow resettable per-player maps
2110	return 1e99 if $self->{deny_reset};
2111
2112	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2113	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2114
2115	$time + $to
2116	}
2117
2118	sub should_reset {
2119	my ($self) = @_;
2120
2121	$self->reset_at <= $cf::RUNTIME
2122	}
2123
2124	sub reset {
2125	my ($self) = @_;
2126
2127	my $lock = cf::lock_acquire "map_data:$self->{path}";
2128
2129	return if $self->players;
2130
2131	warn "resetting map ", $self->path;
2132
2133	$self->in_memory (cf::MAP_SWAPPED);
2134
2135	# need to save uniques path
2136	unless ($self->{deny_save}) {
2137	my $uniq = $self->uniq_path; utf8::encode $uniq;
2138
2139	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2140	if $uniq;
2141	}
2142
2143	delete $cf::MAP{$self->path};
2144
2145	$self->deactivate;
2146	$_->clear_links_to ($self) for values %cf::MAP;
2147	$self->clear;
2148		2510
2149	$self->unlink_save;	2511	$self->unlink_save;
2150	$self->destroy;	2512	$self->destroy;
2151	}	2513	}
2152		2514
…		…
2160		2522
2161	delete $cf::MAP{$self->path};	2523	delete $cf::MAP{$self->path};
2162		2524
2163	$self->unlink_save;	2525	$self->unlink_save;
2164		2526
2165	bless $self, "cf::map";	2527	bless $self, "cf::map::wrap";
2166	delete $self->{deny_reset};	2528	delete $self->{deny_reset};
2167	$self->{deny_save} = 1;	2529	$self->{deny_save} = 1;
2168	$self->reset_timeout (1);	2530	$self->reset_timeout (1);
2169	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2531	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2170		2532
…		…
2219		2581
2220	sub unique_maps() {	2582	sub unique_maps() {
2221	[	2583	[
2222	map {	2584	map {
2223	utf8::decode $_;	2585	utf8::decode $_;
2224	/\.map$/	2586	s/\.map$//; # TODO future compatibility hack
		2587	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2588	? ()
2225	? normalise $_	2589	: normalise $_
2226	: ()
2227	} @{ aio_readdir $UNIQUEDIR or [] }	2590	} @{ aio_readdir $UNIQUEDIR or [] }
2228	]	2591	]
2229	}	2592	}
2230		2593
2231	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	}
2232		2625
2233	=back	2626	=back
2234		2627
2235	=head3 cf::object	2628	=head3 cf::object
2236		2629
…		…
2240		2633
2241	=over 4	2634	=over 4
2242		2635
2243	=item $ob->inv_recursive	2636	=item $ob->inv_recursive
2244		2637
2245	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.
2246		2640
2247	=cut	2641	=cut
2248		2642
2249	sub inv_recursive_;	2643	sub inv_recursive_;
2250	sub inv_recursive_ {	2644	sub inv_recursive_ {
…		…
2255	inv_recursive_ inv $_[0]	2649	inv_recursive_ inv $_[0]
2256	}	2650	}
2257		2651
2258	=item $ref = $ob->ref	2652	=item $ref = $ob->ref
2259		2653
2260	creates and returns a persistent reference to an objetc that can be stored as a string.	2654	Creates and returns a persistent reference to an object that can be stored as a string.
2261		2655
2262	=item $ob = cf::object::deref ($refstring)	2656	=item $ob = cf::object::deref ($refstring)
2263		2657
2264	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2658	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2265	even if the object actually exists. May block.	2659	even if the object actually exists. May block.
…		…
2267	=cut	2661	=cut
2268		2662
2269	sub deref {	2663	sub deref {
2270	my ($ref) = @_;	2664	my ($ref) = @_;
2271		2665
2272	# temporary compatibility#TODO#remove
2273	$ref =~ s{^<}{player/<};
2274
2275	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2666	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2276	my ($uuid, $name) = ($1, $2);	2667	my ($uuid, $name) = ($1, $2);
2277	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2668	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2278	or return;	2669	or return;
2279	$pl->ob->uuid eq $uuid	2670	$pl->ob->uuid eq $uuid
2280	or return;	2671	or return;
…		…
2300	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
2301	dialogue with the given NPC character.	2692	dialogue with the given NPC character.
2302		2693
2303	=cut	2694	=cut
2304		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	};
		2709
2305	# rough implementation of a future "reply" method that works	2710	# rough implementation of a future "reply" method that works
2306	# with dialog boxes.	2711	# with dialog boxes.
2307	#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
2308	sub cf::object::player::reply($$$;$) {	2713	sub cf::object::player::reply($$$;$) {
2309	my ($self, $npc, $msg, $flags) = @_;	2714	my ($self, $npc, $msg, $flags) = @_;
…		…
2320	my $dialog = $pl->{npc_dialog};	2725	my $dialog = $pl->{npc_dialog};
2321	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2726	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2322		2727
2323	} else {	2728	} else {
2324	$msg = $npc->name . " says: $msg" if $npc;	2729	$msg = $npc->name . " says: $msg" if $npc;
2325	$self->message ($msg, $flags);	2730	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2326	}	2731	}
2327	}	2732	}
2328	}	2733	}
2329		2734
2330	=item $object->send_msg ($channel, $msg, $color, [extra...])	2735	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2355		2760
2356	=item $player_object->enter_link	2761	=item $player_object->enter_link
2357		2762
2358	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}>).
2359		2764
2360	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.
2361	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.
2362		2769
2363	Will never block.	2770	Will never block.
2364		2771
2365	=item $player_object->leave_link ($map, $x, $y)	2772	=item $player_object->leave_link ($map, $x, $y)
2366		2773
…		…
2386	sub cf::object::player::enter_link {	2793	sub cf::object::player::enter_link {
2387	my ($self) = @_;	2794	my ($self) = @_;
2388		2795
2389	$self->deactivate_recursive;	2796	$self->deactivate_recursive;
2390		2797
		2798	++$self->{_link_recursion};
		2799
2391	return if UNIVERSAL::isa $self->map, "ext::map_link";	2800	return if UNIVERSAL::isa $self->map, "ext::map_link";
2392		2801
2393	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2802	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2394	if $self->map && $self->map->{path} ne "{link}";	2803	if $self->map && $self->map->{path} ne "{link}";
2395		2804
2396	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2805	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2397	}	2806	}
2398		2807
2399	sub cf::object::player::leave_link {	2808	sub cf::object::player::leave_link {
2400	my ($self, $map, $x, $y) = @_;	2809	my ($self, $map, $x, $y) = @_;
2401		2810
…		…
2418	($x, $y) = (-1, -1)	2827	($x, $y) = (-1, -1)
2419	unless (defined $x) && (defined $y);	2828	unless (defined $x) && (defined $y);
2420		2829
2421	# use -1 or undef as default coordinates, not 0, 0	2830	# use -1 or undef as default coordinates, not 0, 0
2422	($x, $y) = ($map->enter_x, $map->enter_y)	2831	($x, $y) = ($map->enter_x, $map->enter_y)
2423	if $x <=0 && $y <= 0;	2832	if $x <= 0 && $y <= 0;
2424		2833
2425	$map->load;	2834	$map->load;
2426	$map->load_neighbours;
2427		2835
2428	return unless $self->contr->active;	2836	return unless $self->contr->active;
2429	$self->activate_recursive;
2430		2837
2431	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2838	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2432	$self->enter_map ($map, $x, $y);	2839	if ($self->enter_map ($map, $x, $y)) {
2433	}	2840	# entering was successful
		2841	delete $self->{_link_recursion};
		2842	# only activate afterwards, to support waiting in hooks
		2843	$self->activate_recursive;
		2844	}
2434		2845
		2846	}
		2847
2435	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2848	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2436		2849
2437	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
2438	her, loading and preparing them map, calling the provided $check callback	2851	her, loading and preparing them map, calling the provided $check callback
2439	that has to return the map if sucecssful, and then unfreezes the player on	2852	that has to return the map if sucecssful, and then unfreezes the player on
2440	the new (success) or old (failed) map position. In either case, $done will	2853	the new (success) or old (failed) map position. In either case, $done will
2441	be called at the end of this process.	2854	be called at the end of this process.
2442		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 >>.
		2858
2443	=cut	2859	=cut
2444		2860
2445	our $GOTOGEN;	2861	our $GOTOGEN;
2446		2862
2447	sub cf::object::player::goto {	2863	sub cf::object::player::goto {
2448	my ($self, $path, $x, $y, $check, $done) = @_;	2864	my ($self, $path, $x, $y, $check, $done) = @_;
2449		2865
		2866	if ($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	}
		2871
2450	# 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
2451	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2873	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2452		2874
2453	$self->enter_link;	2875	$self->enter_link;
2454		2876
2455	(async {	2877	(async {
		2878	$Coro::current->{desc} = "player::goto $path $x $y";
		2879
2456	# *tag paths override both path and x|y	2880	# *tag paths override both path and x|y
2457	if ($path =~ /^\*(.*)$/) {	2881	if ($path =~ /^\*(.*)$/) {
2458	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2882	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2459	my $ob = $obs[rand @obs];	2883	my $ob = $obs[rand @obs];
2460		2884
…		…
2471	($path, $x, $y) = (undef, undef, undef);	2895	($path, $x, $y) = (undef, undef, undef);
2472	}	2896	}
2473	}	2897	}
2474		2898
2475	my $map = eval {	2899	my $map = eval {
2476	my $map = defined $path ? cf::map::find $path : undef;	2900	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2477		2901
2478	if ($map) {	2902	if ($map) {
2479	$map = $map->customise_for ($self);	2903	$map = $map->customise_for ($self);
2480	$map = $check->($map) if $check && $map;	2904	$map = $check->($map, $x, $y, $self) if $check && $map;
2481	} else {	2905	} else {
2482	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2906	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2483	}	2907	}
2484		2908
2485	$map	2909	$map
…		…
2493	if ($gen == $self->{_goto_generation}) {	2917	if ($gen == $self->{_goto_generation}) {
2494	delete $self->{_goto_generation};	2918	delete $self->{_goto_generation};
2495	$self->leave_link ($map, $x, $y);	2919	$self->leave_link ($map, $x, $y);
2496	}	2920	}
2497		2921
2498	$done->() if $done;	2922	$done->($self) if $done;
2499	})->prio (1);	2923	})->prio (1);
2500	}	2924	}
2501		2925
2502	=item $player_object->enter_exit ($exit_object)	2926	=item $player_object->enter_exit ($exit_object)
2503		2927
…		…
2523	}	2947	}
2524		2948
2525	sub prepare_random_map {	2949	sub prepare_random_map {
2526	my ($exit) = @_;	2950	my ($exit) = @_;
2527		2951
2528	my $guard = cf::lock_acquire "exit_prepare:$exit";
2529
2530	# all this does is basically replace the /! path by	2952	# all this does is basically replace the /! path by
2531	# a new random map path (?random/...) with a seed	2953	# a new random map path (?random/...) with a seed
2532	# that depends on the exit object	2954	# that depends on the exit object
2533		2955
2534	my $rmp = parse_random_map_params $exit->msg;	2956	my $rmp = parse_random_map_params $exit->msg;
…		…
2536	if ($exit->map) {	2958	if ($exit->map) {
2537	$rmp->{region} = $exit->region->name;	2959	$rmp->{region} = $exit->region->name;
2538	$rmp->{origin_map} = $exit->map->path;	2960	$rmp->{origin_map} = $exit->map->path;
2539	$rmp->{origin_x} = $exit->x;	2961	$rmp->{origin_x} = $exit->x;
2540	$rmp->{origin_y} = $exit->y;	2962	$rmp->{origin_y} = $exit->y;
		2963
		2964	$exit->map->touch;
2541	}	2965	}
2542		2966
2543	$rmp->{random_seed} ||= $exit->random_seed;	2967	$rmp->{random_seed} ||= $exit->random_seed;
2544		2968
2545	my $data = cf::to_json $rmp;	2969	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2546	my $md5 = Digest::MD5::md5_hex $data;	2970	my $md5 = Digest::MD5::md5_hex $data;
2547	my $meta = "$RANDOMDIR/$md5.meta";	2971	my $meta = "$RANDOMDIR/$md5.meta";
2548		2972
2549	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2973	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2550	aio_write $fh, 0, (length $data), $data, 0;	2974	aio_write $fh, 0, (length $data), $data, 0;
2551	undef $fh;	2975	undef $fh;
2552	aio_rename "$meta~", $meta;	2976	aio_rename "$meta~", $meta;
2553		2977
		2978	my $slaying = "?random/$md5";
		2979
		2980	if ($exit->valid) {
2554	$exit->slaying ("?random/$md5");	2981	$exit->slaying ("?random/$md5");
2555	$exit->msg (undef);	2982	$exit->msg (undef);
		2983	}
2556	}	2984	}
2557	}	2985	}
2558		2986
2559	sub cf::object::player::enter_exit {	2987	sub cf::object::player::enter_exit {
2560	my ($self, $exit) = @_;	2988	my ($self, $exit) = @_;
2561		2989
2562	return unless $self->type == cf::PLAYER;	2990	return unless $self->type == cf::PLAYER;
2563		2991
2564	if ($exit->slaying eq "/!") {
2565	#TODO: this should de-fi-ni-te-ly not be a sync-job
2566	# the problem is that $exit might not survive long enough
2567	# so it needs to be done right now, right here
2568	cf::sync_job { prepare_random_map $exit };
2569	}
2570
2571	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2572	my $hp = $exit->stats->hp;
2573	my $sp = $exit->stats->sp;
2574
2575	$self->enter_link;	2992	$self->enter_link;
2576		2993
2577	# if exit is damned, update players death & WoR home-position
2578	$self->contr->savebed ($slaying, $hp, $sp)
2579	if $exit->flag (FLAG_DAMNED);
2580
2581	(async {	2994	(async {
2582	$self->deactivate_recursive; # just to be sure	2995	$Coro::current->{desc} = "enter_exit";
		2996
2583	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
2584	$self->goto ($slaying, $hp, $sp);	3027	$self->goto ($map, $x, $y);
2585		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
2586	1;	3033	1
2587	}) {	3034	}) {
2588	$self->message ("Something went wrong deep within the crossfire server. "	3035	$self->message ("Something went wrong deep within the deliantra server. "
2589	. "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. "
2590	. "Please report this to the dungeon master!",	3037	. "Please report this to the dungeon master!",
2591	cf::NDI_UNIQUE | cf::NDI_RED);	3038	cf::NDI_UNIQUE | cf::NDI_RED);
2592		3039
2593	warn "ERROR in enter_exit: $@";	3040	error "ERROR in enter_exit: $@";
2594	$self->leave_link;	3041	$self->leave_link;
2595	}	3042	}
2596	})->prio (1);	3043	})->prio (1);
2597	}	3044	}
2598		3045
…		…
2610	sub cf::client::send_drawinfo {	3057	sub cf::client::send_drawinfo {
2611	my ($self, $text, $flags) = @_;	3058	my ($self, $text, $flags) = @_;
2612		3059
2613	utf8::encode $text;	3060	utf8::encode $text;
2614	$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);
		3062	}
		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);
2615	}	3087	}
2616		3088
2617	=item $client->send_msg ($channel, $msg, $color, [extra...])	3089	=item $client->send_msg ($channel, $msg, $color, [extra...])
2618		3090
2619	Send a drawinfo or msg packet to the client, formatting the msg for the	3091	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2621	the message, with C<log> being the default. If C<$color> is negative, suppress	3093	the message, with C<log> being the default. If C<$color> is negative, suppress
2622	the message unless the client supports the msg packet.	3094	the message unless the client supports the msg packet.
2623		3095
2624	=cut	3096	=cut
2625		3097
		3098	# non-persistent channels (usually the info channel)
2626	our %CHANNEL = (	3099	our %CHANNEL = (
		3100	"c/motd" => {
		3101	id => "infobox",
		3102	title => "MOTD",
		3103	reply => undef,
		3104	tooltip => "The message of the day",
		3105	},
2627	"c/identify" => {	3106	"c/identify" => {
2628	id => "identify",	3107	id => "infobox",
2629	title => "Identify",	3108	title => "Identify",
2630	reply => undef,	3109	reply => undef,
2631	tooltip => "Items recently identified",	3110	tooltip => "Items recently identified",
2632	},	3111	},
2633	"c/examine" => {	3112	"c/examine" => {
2634	id => "examine",	3113	id => "infobox",
2635	title => "Examine",	3114	title => "Examine",
2636	reply => undef,	3115	reply => undef,
2637	tooltip => "Signs and other items you examined",	3116	tooltip => "Signs and other items you examined",
2638	},	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" => $CHAT_CHANNEL,
2639	);	3210	);
2640		3211
2641	sub cf::client::send_msg {	3212	sub cf::client::send_msg {
2642	my ($self, $channel, $msg, $color, @extra) = @_;	3213	my ($self, $channel, $msg, $color, @extra) = @_;
2643		3214
2644	$msg = $self->pl->expand_cfpod ($msg);	3215	$msg = $self->pl->expand_cfpod ($msg)
		3216	unless $color & cf::NDI_VERBATIM;
2645		3217
2646	$color &= cf::NDI_CLIENT_MASK; # just in case...	3218	$color &= cf::NDI_CLIENT_MASK; # just in case...
2647		3219
2648	# check predefined channels, for the benefit of C	3220	# check predefined channels, for the benefit of C
2649	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3221	if ($CHANNEL{$channel}) {
		3222	$channel = $CHANNEL{$channel};
2650		3223
		3224	$self->ext_msg (channel_info => $channel);
		3225	$channel = $channel->{id};
		3226
2651	if (ref $channel) {	3227	} elsif (ref $channel) {
2652	# send meta info to client, if not yet sent	3228	# send meta info to client, if not yet sent
2653	unless (exists $self->{channel}{$channel->{id}}) {	3229	unless (exists $self->{channel}{$channel->{id}}) {
2654	$self->{channel}{$channel->{id}} = $channel;	3230	$self->{channel}{$channel->{id}} = $channel;
2655	$self->ext_msg (channel_info => $channel)	3231	$self->ext_msg (channel_info => $channel);
2656	if $self->can_msg;
2657	}	3232	}
2658		3233
2659	$channel = $channel->{id};	3234	$channel = $channel->{id};
2660	}	3235	}
2661		3236
2662	return unless @extra || length $msg;	3237	return unless @extra || length $msg;
2663		3238
2664	if ($self->can_msg) {
2665	# default colour, mask it out	3239	# default colour, mask it out
2666	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3240	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2667	if $color & cf::NDI_DEF;	3241	if $color & cf::NDI_DEF;
2668		3242
2669	$self->send_packet ("msg " . $self->{json_coder}->encode (	3243	my $pkt = "msg "
		3244	. $self->{json_coder}->encode (
2670	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3245	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2671	} else {	3246	);
2672	if ($color >= 0) {
2673	# replace some tags by gcfclient-compatible ones
2674	for ($msg) {
2675	1 while
2676	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2677	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2678	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2679	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2680	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2681	}
2682		3247
2683	$color &= cf::NDI_COLOR_MASK;	3248	$self->send_big_packet ($pkt);
2684
2685	utf8::encode $msg;
2686
2687	if (0 && $msg =~ /\[/) {
2688	# COMMAND/INFO
2689	$self->send_packet ("drawextinfo $color 10 8 $msg")
2690	} else {
2691	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2692	$self->send_packet ("drawinfo $color $msg")
2693	}
2694	}
2695	}
2696	}	3249	}
2697		3250
2698	=item $client->ext_msg ($type, @msg)	3251	=item $client->ext_msg ($type, @msg)
2699		3252
2700	Sends an ext event to the client.	3253	Sends an ext event to the client.
…		…
2702	=cut	3255	=cut
2703		3256
2704	sub cf::client::ext_msg($$@) {	3257	sub cf::client::ext_msg($$@) {
2705	my ($self, $type, @msg) = @_;	3258	my ($self, $type, @msg) = @_;
2706		3259
2707	if ($self->extcmd == 2) {
2708	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3260	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2709	} elsif ($self->extcmd == 1) { # TODO: remove
2710	push @msg, msgtype => "event_$type";
2711	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2712	}
2713	}
2714
2715	=item $client->ext_reply ($msgid, @msg)
2716
2717	Sends an ext reply to the client.
2718
2719	=cut
2720
2721	sub cf::client::ext_reply($$@) {
2722	my ($self, $id, @msg) = @_;
2723
2724	if ($self->extcmd == 2) {
2725	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2726	} elsif ($self->extcmd == 1) {
2727	#TODO: version 1, remove
2728	unshift @msg, msgtype => "reply", msgid => $id;
2729	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2730	}
2731	}	3261	}
2732		3262
2733	=item $success = $client->query ($flags, "text", \&cb)	3263	=item $success = $client->query ($flags, "text", \&cb)
2734		3264
2735	Queues a query to the client, calling the given callback with	3265	Queues a query to the client, calling the given callback with
…		…
2790	my ($ns, $buf) = @_;	3320	my ($ns, $buf) = @_;
2791		3321
2792	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3322	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2793		3323
2794	if (ref $msg) {	3324	if (ref $msg) {
2795	my ($type, $reply, @payload) =	3325	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2796	"ARRAY" eq ref $msg
2797	? @$msg
2798	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2799		3326
2800	my @reply;
2801
2802	if (my $cb = $EXTICMD{$type}) {	3327	if (my $cb = $EXTIACMD{$type}) {
		3328	$cb->(
		3329	$ns,
		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}) {
2803	@reply = $cb->($ns, @payload);	3340	@reply = $cb->($ns, @payload);
		3341	}
		3342
		3343	$ns->ext_msg ("reply-$reply", @reply)
		3344	if $reply;
2804	}	3345	}
2805
2806	$ns->ext_reply ($reply, @reply)
2807	if $reply;
2808
2809	} else {	3346	} else {
2810	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";
2811	}	3348	}
2812		3349
2813	cf::override;	3350	cf::override;
2814	},	3351	},
2815	);	3352	);
…		…
2835		3372
2836	$coro	3373	$coro
2837	}	3374	}
2838		3375
2839	cf::client->attach (	3376	cf::client->attach (
2840	on_destroy => sub {	3377	on_client_destroy => sub {
2841	my ($ns) = @_;	3378	my ($ns) = @_;
2842		3379
2843	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3380	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2844	},	3381	},
2845	);	3382	);
…		…
2861	our $safe_hole = new Safe::Hole;	3398	our $safe_hole = new Safe::Hole;
2862		3399
2863	$SIG{FPE} = 'IGNORE';	3400	$SIG{FPE} = 'IGNORE';
2864		3401
2865	$safe->permit_only (Opcode::opset qw(	3402	$safe->permit_only (Opcode::opset qw(
2866	:base_core :base_mem :base_orig :base_math	3403	:base_core :base_mem :base_orig :base_math :base_loop
2867	grepstart grepwhile mapstart mapwhile	3404	grepstart grepwhile mapstart mapwhile
2868	sort time	3405	sort time
2869	));	3406	));
2870		3407
2871	# here we export the classes and methods available to script code	3408	# here we export the classes and methods available to script code
…		…
2873	=pod	3410	=pod
2874		3411
2875	The following functions and methods are available within a safe environment:	3412	The following functions and methods are available within a safe environment:
2876		3413
2877	cf::object	3414	cf::object
2878	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
2879	insert remove name archname title slaying race decrease_ob_nr	3416	insert remove name archname title slaying race decrease split
		3417	value
2880		3418
2881	cf::object::player	3419	cf::object::player
2882	player	3420	player
2883		3421
2884	cf::player	3422	cf::player
…		…
2889		3427
2890	=cut	3428	=cut
2891		3429
2892	for (	3430	for (
2893	["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
2894	insert remove inv name archname title slaying race	3432	insert remove inv nrof name archname title slaying race
2895	decrease_ob_nr)],	3433	decrease split destroy change_exp value msg lore send_msg)],
2896	["cf::object::player" => qw(player)],	3434	["cf::object::player" => qw(player)],
2897	["cf::player" => qw(peaceful)],	3435	["cf::player" => qw(peaceful send_msg)],
2898	["cf::map" => qw(trigger)],	3436	["cf::map" => qw(trigger)],
2899	) {	3437	) {
2900	no strict 'refs';
2901	my ($pkg, @funs) = @$_;	3438	my ($pkg, @funs) = @$_;
2902	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3439	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2903	for @funs;	3440	for @funs;
2904	}	3441	}
2905		3442
…		…
2920		3457
2921	my $qcode = $code;	3458	my $qcode = $code;
2922	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3459	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2923	$qcode =~ s/\n/\\n/g;	3460	$qcode =~ s/\n/\\n/g;
2924		3461
		3462	%vars = (_dummy => 0) unless %vars;
		3463
		3464	my @res;
2925	local $_;	3465	local $_;
2926	local @safe::cf::_safe_eval_args = values %vars;
2927		3466
2928	my $eval =	3467	my $eval =
2929	"do {\n"	3468	"do {\n"
2930	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3469	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2931	. "#line 0 \"{$qcode}\"\n"	3470	. "#line 0 \"{$qcode}\"\n"
2932	. $code	3471	. $code
2933	. "\n}"	3472	. "\n}"
2934	;	3473	;
2935		3474
		3475	if ($CFG{safe_eval}) {
2936	sub_generation_inc;	3476	sub_generation_inc;
		3477	local @safe::cf::_safe_eval_args = values %vars;
2937	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3478	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2938	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	}
2939		3484
2940	if ($@) {	3485	if ($@) {
2941	warn "$@";	3486	warn "$@",
2942	warn "while executing safe code '$code'\n";	3487	"while executing safe code '$code'\n",
2943	warn "with arguments " . (join " ", %vars) . "\n";	3488	"with arguments " . (join " ", %vars) . "\n";
2944	}	3489	}
2945		3490
2946	wantarray ? @res : $res[0]	3491	wantarray ? @res : $res[0]
2947	}	3492	}
2948		3493
…		…
2962	=cut	3507	=cut
2963		3508
2964	sub register_script_function {	3509	sub register_script_function {
2965	my ($fun, $cb) = @_;	3510	my ($fun, $cb) = @_;
2966		3511
2967	no strict 'refs';	3512	$fun = "safe::$fun" if $CFG{safe_eval};
2968	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3513	*$fun = $safe_hole->wrap ($cb);
2969	}	3514	}
2970		3515
2971	=back	3516	=back
2972		3517
2973	=cut	3518	=cut
2974		3519
2975	#############################################################################	3520	#############################################################################
2976	# the server's init and main functions	3521	# the server's init and main functions
		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	}
2977		3546
2978	sub load_facedata($) {	3547	sub load_facedata($) {
2979	my ($path) = @_;	3548	my ($path) = @_;
2980		3549
2981	# HACK to clear player env face cache, we need some signal framework	3550	# HACK to clear player env face cache, we need some signal framework
2982	# for this (global event?)	3551	# for this (global event?)
2983	%ext::player_env::MUSIC_FACE_CACHE = ();	3552	%ext::player_env::MUSIC_FACE_CACHE = ();
2984		3553
2985	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3554	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2986		3555
2987	warn "loading facedata from $path\n";	3556	trace "loading facedata from $path\n";
2988		3557
2989	my $facedata;	3558	my $facedata = decode_storable load_file $path;
2990	0 < aio_load $path, $facedata
2991	or die "$path: $!";
2992
2993	$facedata = Coro::Storable::thaw $facedata;
2994		3559
2995	$facedata->{version} == 2	3560	$facedata->{version} == 2
2996	or cf::cleanup "$path: version mismatch, cannot proceed.";	3561	or cf::cleanup "$path: version mismatch, cannot proceed.";
2997		3562
2998	# patch in the exptable
2999	$facedata->{resource}{"res/exp_table"} = {
3000	type => FT_RSRC,
3001	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3002	};
3003	cf::cede_to_tick;	3563	cf::cede_to_tick;
3004		3564
3005	{	3565	{
3006	my $faces = $facedata->{faceinfo};	3566	my $faces = delete $facedata->{faceinfo};
3007		3567
3008	while (my ($face, $info) = each %$faces) {	3568	for my $face (sort keys %$faces) {
		3569	my $info = $faces->{$face};
3009	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3570	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3571
3010	cf::face::set_visibility $idx, $info->{visibility};	3572	cf::face::set_visibility $idx, $info->{visibility};
3011	cf::face::set_magicmap $idx, $info->{magicmap};	3573	cf::face::set_magicmap $idx, $info->{magicmap};
3012	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3574	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3013	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3575	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3014		3576	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3577	$FACEHASH{$info->{hash64}} = $idx;#d#
		3578
3015	cf::cede_to_tick;	3579	cf::cede_to_tick;
3016	}	3580	}
3017		3581
3018	while (my ($face, $info) = each %$faces) {	3582	while (my ($face, $info) = each %$faces) {
3019	next unless $info->{smooth};	3583	next unless $info->{smooth};
		3584
3020	my $idx = cf::face::find $face	3585	my $idx = cf::face::find $face
3021	or next;	3586	or next;
		3587
3022	if (my $smooth = cf::face::find $info->{smooth}) {	3588	if (my $smooth = cf::face::find $info->{smooth}) {
3023	cf::face::set_smooth $idx, $smooth;	3589	cf::face::set_smooth $idx, $smooth;
3024	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3590	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3025	} else {	3591	} else {
3026	warn "smooth face '$info->{smooth}' not found for face '$face'";	3592	error "smooth face '$info->{smooth}' not found for face '$face'";
3027	}	3593	}
3028		3594
3029	cf::cede_to_tick;	3595	cf::cede_to_tick;
3030	}	3596	}
3031	}	3597	}
3032		3598
3033	{	3599	{
3034	my $anims = $facedata->{animinfo};	3600	my $anims = delete $facedata->{animinfo};
3035		3601
3036	while (my ($anim, $info) = each %$anims) {	3602	while (my ($anim, $info) = each %$anims) {
3037	cf::anim::set $anim, $info->{frames}, $info->{facings};	3603	cf::anim::set $anim, $info->{frames}, $info->{facings};
3038	cf::cede_to_tick;	3604	cf::cede_to_tick;
3039	}	3605	}
3040		3606
3041	cf::anim::invalidate_all; # d'oh	3607	cf::anim::invalidate_all; # d'oh
3042	}	3608	}
3043		3609
3044	{	3610	{
3045	# TODO: for gcfclient pleasure, we should give resources
3046	# that gcfclient doesn't grok a >10000 face index.
3047	my $res = $facedata->{resource};	3611	my $res = delete $facedata->{resource};
3048
3049	my $soundconf = delete $res->{"res/sound.conf"};
3050		3612
3051	while (my ($name, $info) = each %$res) {	3613	while (my ($name, $info) = each %$res) {
		3614	if (defined (my $type = $info->{type})) {
		3615	# TODO: different hash - must free and use new index, or cache ixface data queue
3052	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3616	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3053	my $data;
3054		3617
3055	if ($info->{type} & 1) {	3618	cf::face::set_type $idx, $type;
3056	# prepend meta info	3619	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3057		3620	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3058	my $meta = $enc->encode ({	3621	$FACEHASH{$info->{hash}} = $idx;#d#
3059	name => $name,
3060	%{ $info->{meta} || {} },
3061	});
3062
3063	$data = pack "(w/a*)*", $meta, $info->{data};
3064	} else {	3622	} else {
3065	$data = $info->{data};	3623	# $RESOURCE{$name} = $info; # unused
3066	}	3624	}
3067		3625
3068	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3069	cf::face::set_type $idx, $info->{type};
3070
3071	cf::cede_to_tick;	3626	cf::cede_to_tick;
3072	}	3627	}
3073
3074	if ($soundconf) {
3075	$soundconf = $enc->decode (delete $soundconf->{data});
3076
3077	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3078	my $sound = $soundconf->{compat}[$_]
3079	or next;
3080
3081	my $face = cf::face::find "sound/$sound->[1]";
3082	cf::sound::set $sound->[0] => $face;
3083	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3084	}
3085
3086	while (my ($k, $v) = each %{$soundconf->{event}}) {
3087	my $face = cf::face::find "sound/$v";
3088	cf::sound::set $k => $face;
3089	}
3090	}
3091	}	3628	}
		3629
		3630	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3092		3631
3093	1	3632	1
3094	}	3633	}
3095		3634
3096	register_exticmd fx_want => sub {	3635	register_exticmd fx_want => sub {
…		…
3098		3637
3099	while (my ($k, $v) = each %$want) {	3638	while (my ($k, $v) = each %$want) {
3100	$ns->fx_want ($k, $v);	3639	$ns->fx_want ($k, $v);
3101	}	3640	}
3102	};	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	}
3103		3665
3104	sub reload_regions {	3666	sub reload_regions {
3105	# HACK to clear player env face cache, we need some signal framework	3667	# HACK to clear player env face cache, we need some signal framework
3106	# for this (global event?)	3668	# for this (global event?)
3107	%ext::player_env::MUSIC_FACE_CACHE = ();	3669	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3121	}	3683	}
3122		3684
3123	sub reload_archetypes {	3685	sub reload_archetypes {
3124	load_resource_file "$DATADIR/archetypes"	3686	load_resource_file "$DATADIR/archetypes"
3125	or die "unable to load archetypes\n";	3687	or die "unable to load archetypes\n";
3126	#d# NEED to laod twice to resolve forward references	3688
3127	# this really needs to be done in an extra post-pass	3689	set_face "res/skill_info" => FT_RSRC,
3128	# (which needs to be synchronous, so solve it differently)	3690	JSON::XS->new->utf8->canonical->encode (
3129	load_resource_file "$DATADIR/archetypes"	3691	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
3130	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	);
3131	}	3697	}
3132		3698
3133	sub reload_treasures {	3699	sub reload_treasures {
3134	load_resource_file "$DATADIR/treasures"	3700	load_resource_file "$DATADIR/treasures"
3135	or die "unable to load treasurelists\n";	3701	or die "unable to load treasurelists\n";
3136	}	3702	}
3137		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
3138	sub reload_resources {	3724	sub reload_resources {
3139	warn "reloading resource files...\n";	3725	trace "reloading resource files...\n";
3140		3726
		3727	reload_materials;
		3728	reload_facedata;
		3729	reload_exp_table;
		3730	reload_sound;
		3731	reload_archetypes;
3141	reload_regions;	3732	reload_regions;
3142	reload_facedata;
3143	#reload_archetypes;#d#
3144	reload_archetypes;
3145	reload_treasures;	3733	reload_treasures;
3146		3734
3147	warn "finished reloading resource files\n";	3735	trace "finished reloading resource files\n";
3148	}
3149
3150	sub init {
3151	reload_resources;
3152	}	3736	}
3153		3737
3154	sub reload_config {	3738	sub reload_config {
3155	open my $fh, "<:utf8", "$CONFDIR/config"	3739	trace "reloading config file...\n";
3156	or return;
3157		3740
3158	local $/;	3741	my $config = load_file "$CONFDIR/config";
3159	*CFG = YAML::Syck::Load <$fh>;	3742	utf8::decode $config;
		3743	*CFG = decode_yaml $config;
3160		3744
3161	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3745	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3162		3746
3163	$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};
3164	$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};
3165		3749
3166	if (exists $CFG{mlockall}) {	3750	if (exists $CFG{mlockall}) {
…		…
3170	};	3754	};
3171	warn $@ if $@;	3755	warn $@ if $@;
3172	}	3756	}
3173	}	3757	}
3174		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
3175	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
3176	# we must not ever block the main coroutine	3797	# we must not ever block the main coroutine
3177	local $Coro::idle = sub {	3798	$Coro::idle = sub {
3178	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#
3179	(async {	3800	(async {
3180	Event::one_event;	3801	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3802	EV::loop EV::LOOP_ONESHOT;
3181	})->prio (Coro::PRIO_MAX);	3803	})->prio (Coro::PRIO_MAX);
3182	};	3804	};
3183		3805
		3806	evthread_start IO::AIO::poll_fileno;
		3807
		3808	cf::sync_job {
		3809	cf::incloader::init ();
		3810
		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;
3184	reload_config;	3820	reload_config;
3185	db_init;	3821
		3822	cf::init_uuid;
		3823	cf::init_signals;
		3824	cf::init_skills;
		3825
		3826	cf::init_beforeplay;
		3827
		3828	atomic;
		3829
3186	load_extensions;	3830	load_extensions;
3187		3831
3188	$TICK_WATCHER->start;	3832	utime time, time, $RUNTIMEFILE;
3189	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;
3190	}	3849	}
3191		3850
3192	#############################################################################	3851	#############################################################################
3193	# initialisation and cleanup	3852	# initialisation and cleanup
3194		3853
3195	# install some emergency cleanup handlers	3854	# install some emergency cleanup handlers
3196	BEGIN {	3855	BEGIN {
		3856	our %SIGWATCHER = ();
3197	for my $signal (qw(INT HUP TERM)) {	3857	for my $signal (qw(INT HUP TERM)) {
3198	Event->signal (	3858	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3199	reentrant => 0,
3200	data => WF_AUTOCANCEL,
3201	signal => $signal,
3202	prio => 0,
3203	cb => sub {
3204	cf::cleanup "SIG$signal";	3859	cf::cleanup "SIG$signal";
3205	},
3206	);	3860	};
3207	}	3861	}
3208	}	3862	}
3209		3863
3210	sub write_runtime {	3864	sub write_runtime_sync {
3211	my $runtime = "$LOCALDIR/runtime";	3865	my $t0 = AE::time;
3212		3866
3213	# first touch the runtime file to show we are still running:	3867	# first touch the runtime file to show we are still running:
3214	# the fsync below can take a very very long time.	3868	# the fsync below can take a very very long time.
3215		3869
3216	IO::AIO::aio_utime $runtime, undef, undef;	3870	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3217		3871
3218	my $guard = cf::lock_acquire "write_runtime";	3872	my $guard = cf::lock_acquire "write_runtime";
3219		3873
3220	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3874	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3221	or return;	3875	or return;
3222		3876
3223	my $value = $cf::RUNTIME + 90 + 10;	3877	my $value = $cf::RUNTIME + 90 + 10;
3224	# 10 is the runtime save interval, for a monotonic clock	3878	# 10 is the runtime save interval, for a monotonic clock
3225	# 60 allows for the watchdog to kill the server.	3879	# 60 allows for the watchdog to kill the server.
…		…
3235	aio_utime $fh, undef, undef;	3889	aio_utime $fh, undef, undef;
3236		3890
3237	close $fh	3891	close $fh
3238	or return;	3892	or return;
3239		3893
3240	aio_rename "$runtime~", $runtime	3894	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3241	and return;	3895	and return;
3242		3896
3243	warn "runtime file written.\n";	3897	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3244		3898
3245	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 };
3246	}	3950	}
3247		3951
3248	sub emergency_save() {	3952	sub emergency_save() {
3249	my $freeze_guard = cf::freeze_mainloop;	3953	my $freeze_guard = cf::freeze_mainloop;
3250		3954
3251	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;
3252		3961
3253	cf::sync_job {	3962	cf::sync_job {
		3963	cf::write_runtime_sync; # external watchdog should not bark
		3964
3254	# use a peculiar iteration method to avoid tripping on perl	3965	# use a peculiar iteration method to avoid tripping on perl
3255	# refcount bugs in for. also avoids problems with players	3966	# refcount bugs in for. also avoids problems with players
3256	# and maps saved/destroyed asynchronously.	3967	# and maps saved/destroyed asynchronously.
3257	warn "begin emergency player save\n";	3968	info "emergency_perl_save: begin player save\n";
3258	for my $login (keys %cf::PLAYER) {	3969	for my $login (keys %cf::PLAYER) {
3259	my $pl = $cf::PLAYER{$login} or next;	3970	my $pl = $cf::PLAYER{$login} or next;
3260	$pl->valid or next;	3971	$pl->valid or next;
		3972	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3261	$pl->save;	3973	$pl->save;
3262	}	3974	}
3263	warn "end emergency player save\n";	3975	info "emergency_perl_save: end player save\n";
3264		3976
3265	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";
3266	for my $path (keys %cf::MAP) {	3980	for my $path (keys %cf::MAP) {
3267	my $map = $cf::MAP{$path} or next;	3981	my $map = $cf::MAP{$path} or next;
3268	$map->valid or next;	3982	$map->valid or next;
3269	$map->save;	3983	$map->save;
3270	}	3984	}
3271	warn "end emergency map save\n";	3985	info "emergency_perl_save: end map save\n";
3272		3986
3273	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";
3274	BDB::db_env_txn_checkpoint $DB_ENV;	3990	BDB::db_env_txn_checkpoint $DB_ENV;
3275	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
3276	};	4015	};
3277		4016
3278	warn "leave emergency perl save\n";	4017	info "emergency_perl_save: leave\n";
3279	}	4018	}
3280		4019
3281	sub post_cleanup {	4020	sub post_cleanup {
3282	my ($make_core) = @_;	4021	my ($make_core) = @_;
3283		4022
		4023	IO::AIO::flush;
		4024
3284	warn Carp::longmess "post_cleanup backtrace"	4025	error Carp::longmess "post_cleanup backtrace"
3285	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	}
3286	}	4055	}
3287		4056
3288	sub do_reload_perl() {	4057	sub do_reload_perl() {
3289	# can/must only be called in main	4058	# can/must only be called in main
3290	if ($Coro::current != $Coro::main) {	4059	unless (in_main) {
3291	warn "can only reload from main coroutine";	4060	error "can only reload from main coroutine";
3292	return;	4061	return;
3293	}	4062	}
3294		4063
3295	warn "reloading...";	4064	return if $RELOAD++;
3296		4065
3297	warn "entering sync_job";	4066	my $t1 = AE::time;
3298		4067
		4068	while ($RELOAD) {
		4069	cf::get_slot 0.1, -1, "reload_perl";
		4070	info "perl_reload: reloading...";
		4071
		4072	trace "perl_reload: entering sync_job";
		4073
3299	cf::sync_job {	4074	cf::sync_job {
3300	cf::write_runtime; # external watchdog should not bark
3301	cf::emergency_save;	4075	#cf::emergency_save;
3302	cf::write_runtime; # external watchdog should not bark
3303		4076
3304	warn "syncing database to disk";
3305	BDB::db_env_txn_checkpoint $DB_ENV;
3306
3307	# if anything goes wrong in here, we should simply crash as we already saved
3308
3309	warn "cancelling all WF_AUTOCANCEL watchers";
3310	for (Event::all_watchers) {
3311	$_->cancel if $_->data & WF_AUTOCANCEL;
3312	}
3313
3314	warn "flushing outstanding aio requests";
3315	for (;;) {
3316	BDB::flush;
3317	IO::AIO::flush;
3318	Coro::cede;
3319	last unless IO::AIO::nreqs || BDB::nreqs;
3320	warn "iterate...";
3321	}
3322
3323	++$RELOAD;
3324
3325	warn "cancelling all extension coros";	4077	trace "perl_reload: cancelling all extension coros";
3326	$_->cancel for values %EXT_CORO;	4078	$_->cancel for values %EXT_CORO;
3327	%EXT_CORO = ();	4079	%EXT_CORO = ();
3328		4080
3329	warn "removing commands";	4081	trace "perl_reload: removing commands";
3330	%COMMAND = ();	4082	%COMMAND = ();
3331		4083
3332	warn "removing ext/exti commands";	4084	trace "perl_reload: removing ext/exti commands";
3333	%EXTCMD = ();	4085	%EXTCMD = ();
3334	%EXTICMD = ();	4086	%EXTICMD = ();
3335		4087
3336	warn "unloading/nuking all extensions";	4088	trace "perl_reload: unloading/nuking all extensions";
3337	for my $pkg (@EXTS) {	4089	for my $pkg (@EXTS) {
3338	warn "... unloading $pkg";	4090	trace "... unloading $pkg";
3339		4091
3340	if (my $cb = $pkg->can ("unload")) {	4092	if (my $cb = $pkg->can ("unload")) {
3341	eval {	4093	eval {
3342	$cb->($pkg);	4094	$cb->($pkg);
3343	1	4095	1
3344	} 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;
3345	}	4101	}
3346		4102
3347	warn "... nuking $pkg";
3348	Symbol::delete_package $pkg;
3349	}
3350
3351	warn "unloading all perl modules loaded from $LIBDIR";	4103	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3352	while (my ($k, $v) = each %INC) {	4104	while (my ($k, $v) = each %INC) {
3353	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4105	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3354		4106
3355	warn "... unloading $k";	4107	trace "... unloading $k";
3356	delete $INC{$k};	4108	delete $INC{$k};
3357		4109
3358	$k =~ s/\.pm$//;	4110	$k =~ s/\.pm$//;
3359	$k =~ s/\//::/g;	4111	$k =~ s/\//::/g;
3360		4112
3361	if (my $cb = $k->can ("unload_module")) {	4113	if (my $cb = $k->can ("unload_module")) {
3362	$cb->();	4114	$cb->();
		4115	}
		4116
		4117	clear_package $k;
3363	}	4118	}
3364		4119
3365	Symbol::delete_package $k;
3366	}
3367
3368	warn "getting rid of safe::, as good as possible";	4120	trace "perl_reload: getting rid of safe::, as good as possible";
3369	Symbol::delete_package "safe::$_"	4121	clear_package "safe::$_"
3370	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);
3371		4123
3372	warn "unloading cf.pm \"a bit\"";	4124	trace "perl_reload: unloading cf.pm \"a bit\"";
3373	delete $INC{"cf.pm"};	4125	delete $INC{"cf.pm"};
3374	delete $INC{"cf/pod.pm"};	4126	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3375		4127
3376	# don't, removes xs symbols, too,	4128	# don't, removes xs symbols, too,
3377	# and global variables created in xs	4129	# and global variables created in xs
3378	#Symbol::delete_package __PACKAGE__;	4130	#clear_package __PACKAGE__;
3379		4131
3380	warn "unload completed, starting to reload now";	4132	info "perl_reload: unload completed, starting to reload now";
3381		4133
3382	warn "reloading cf.pm";	4134	trace "perl_reload: reloading cf.pm";
3383	require cf;	4135	require cf;
3384	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4136	cf::_connect_to_perl_1;
3385		4137
3386	warn "loading config and database again";	4138	trace "perl_reload: loading config and database again";
3387	cf::reload_config;	4139	cf::reload_config;
3388		4140
3389	warn "loading extensions";	4141	trace "perl_reload: loading extensions";
3390	cf::load_extensions;	4142	cf::load_extensions;
3391		4143
		4144	if ($REATTACH_ON_RELOAD) {
3392	warn "reattaching attachments to objects/players";	4145	trace "perl_reload: reattaching attachments to objects/players";
3393	_global_reattach; # objects, sockets	4146	_global_reattach; # objects, sockets
3394	warn "reattaching attachments to maps";	4147	trace "perl_reload: reattaching attachments to maps";
3395	reattach $_ for values %MAP;	4148	reattach $_ for values %MAP;
3396	warn "reattaching attachments to players";	4149	trace "perl_reload: reattaching attachments to players";
3397	reattach $_ for values %PLAYER;	4150	reattach $_ for values %PLAYER;
		4151	}
3398		4152
3399	warn "leaving sync_job";	4153	cf::_post_init 1;
3400		4154
		4155	trace "perl_reload: leaving sync_job";
		4156
3401	1	4157	1
3402	} or do {	4158	} or do {
3403	warn $@;	4159	error $@;
3404	warn "error while reloading, exiting.";	4160	cf::cleanup "perl_reload: error, exiting.";
3405	exit 1;	4161	};
		4162
		4163	--$RELOAD;
3406	};	4164	}
3407		4165
3408	warn "reloaded";	4166	$t1 = AE::time - $t1;
		4167	info "perl_reload: completed in ${t1}s\n";
3409	};	4168	};
3410		4169
3411	our $RELOAD_WATCHER; # used only during reload	4170	our $RELOAD_WATCHER; # used only during reload
3412		4171
3413	sub reload_perl() {	4172	sub reload_perl() {
3414	# doing reload synchronously and two reloads happen back-to-back,	4173	# doing reload synchronously and two reloads happen back-to-back,
3415	# coro crashes during coro_state_free->destroy here.	4174	# coro crashes during coro_state_free->destroy here.
3416		4175
3417	$RELOAD_WATCHER ||= Event->timer (	4176	$RELOAD_WATCHER ||= cf::async {
3418	reentrant => 0,	4177	Coro::AIO::aio_wait cache_extensions;
3419	after => 0,	4178
3420	data => WF_AUTOCANCEL,	4179	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3421	cb => sub {
3422	do_reload_perl;	4180	do_reload_perl;
3423	undef $RELOAD_WATCHER;	4181	undef $RELOAD_WATCHER;
3424	},	4182	};
3425	);	4183	};
3426	}	4184	}
3427		4185
3428	register_command "reload" => sub {	4186	register_command "reload" => sub {
3429	my ($who, $arg) = @_;	4187	my ($who, $arg) = @_;
3430		4188
3431	if ($who->flag (FLAG_WIZ)) {	4189	if ($who->flag (FLAG_WIZ)) {
3432	$who->message ("reloading server.");	4190	$who->message ("reloading server.");
		4191	async {
		4192	$Coro::current->{desc} = "perl_reload";
3433	async { reload_perl };	4193	reload_perl;
		4194	};
3434	}	4195	}
3435	};	4196	};
3436		4197
3437	unshift @INC, $LIBDIR;	4198	#############################################################################
3438		4199
3439	my $bug_warning = 0;	4200	my $bug_warning = 0;
3440		4201
3441	our @WAIT_FOR_TICK;
3442	our @WAIT_FOR_TICK_BEGIN;
3443
3444	sub wait_for_tick {	4202	sub wait_for_tick() {
3445	return unless $TICK_WATCHER->is_active;	4203	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3446	return if $Coro::current == $Coro::main;
3447		4204
3448	my $signal = new Coro::Signal;	4205	$WAIT_FOR_TICK->wait;
3449	push @WAIT_FOR_TICK, $signal;
3450	$signal->wait;
3451	}	4206	}
3452		4207
3453	sub wait_for_tick_begin {	4208	sub wait_for_tick_begin() {
3454	return unless $TICK_WATCHER->is_active;	4209	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3455	return if $Coro::current == $Coro::main;
3456		4210
3457	my $signal = new Coro::Signal;	4211	my $signal = new Coro::Signal;
3458	push @WAIT_FOR_TICK_BEGIN, $signal;	4212	push @WAIT_FOR_TICK_BEGIN, $signal;
3459	$signal->wait;	4213	$signal->wait;
3460	}	4214	}
3461		4215
3462	$TICK_WATCHER = Event->timer (	4216	sub tick {
3463	reentrant => 0,
3464	parked => 1,
3465	prio => 0,
3466	at => $NEXT_TICK || $TICK,
3467	data => WF_AUTOCANCEL,
3468	cb => sub {
3469	if ($Coro::current != $Coro::main) {	4217	if ($Coro::current != $Coro::main) {
3470	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4218	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3471	unless ++$bug_warning > 10;	4219	unless ++$bug_warning > 10;
3472	return;	4220	return;
3473	}	4221	}
3474		4222
3475	$NOW = $tick_start = Event::time;	4223	cf::one_tick; # one server iteration
3476		4224
3477	cf::server_tick; # one server iteration	4225	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3478		4226
3479	$RUNTIME += $TICK;
3480	$NEXT_TICK += $TICK;
3481
3482	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4227	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3483	$NEXT_RUNTIME_WRITE = $NOW + 10;	4228	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3484	Coro::async_pool {	4229	Coro::async_pool {
		4230	$Coro::current->{desc} = "runtime saver";
3485	write_runtime	4231	write_runtime_sync
3486	or warn "ERROR: unable to write runtime file: $!";	4232	or error "ERROR: unable to write runtime file: $!";
3487	};
3488	}	4233	};
		4234	}
3489		4235
3490	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4236	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3491	$sig->send;	4237	$sig->send;
3492	}	4238	}
3493	while (my $sig = shift @WAIT_FOR_TICK) {	4239	$WAIT_FOR_TICK->broadcast;
3494	$sig->send;
3495	}
3496		4240
3497	$NOW = Event::time;	4241	$LOAD = ($NOW - $TICK_START) / $TICK;
3498
3499	# if we are delayed by four ticks or more, skip them all
3500	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3501
3502	$TICK_WATCHER->at ($NEXT_TICK);
3503	$TICK_WATCHER->start;
3504
3505	$LOAD = ($NOW - $tick_start) / $TICK;
3506	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4242	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3507		4243
3508	_post_tick;	4244	if (0) {
		4245	if ($NEXT_TICK) {
		4246	my $jitter = $TICK_START - $NEXT_TICK;
		4247	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4248	debug "jitter $JITTER\n";#d#
		4249	}
3509	},	4250	}
3510	);	4251	}
3511		4252
3512	{	4253	{
		4254	# configure BDB
		4255	info "initialising database";
		4256
3513	BDB::min_parallel 8;	4257	BDB::min_parallel 16;
3514	BDB::max_poll_time $TICK * 0.1;	4258	BDB::max_poll_reqs $TICK * 0.1;
3515	$BDB_POLL_WATCHER = Event->io (	4259	#$AnyEvent::BDB::WATCHER->priority (1);
3516	reentrant => 0,
3517	fd => BDB::poll_fileno,
3518	poll => 'r',
3519	prio => 0,
3520	data => WF_AUTOCANCEL,
3521	cb => \&BDB::poll_cb,
3522	);
3523
3524	BDB::set_sync_prepare {
3525	my $status;
3526	my $current = $Coro::current;
3527	(
3528	sub {
3529	$status = $!;
3530	$current->ready; undef $current;
3531	},
3532	sub {
3533	Coro::schedule while defined $current;
3534	$! = $status;
3535	},
3536	)
3537	};
3538		4260
3539	unless ($DB_ENV) {	4261	unless ($DB_ENV) {
3540	$DB_ENV = BDB::db_env_create;	4262	$DB_ENV = BDB::db_env_create;
3541	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4263	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3542	| BDB::LOG_AUTOREMOVE, 1);	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;
3543	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4266	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3544	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4267	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3545		4268
3546	cf::sync_job {	4269	cf::sync_job {
3547	eval {	4270	eval {
…		…
3557		4280
3558	cf::cleanup "db_env_open(db): $@" if $@;	4281	cf::cleanup "db_env_open(db): $@" if $@;
3559	};	4282	};
3560	}	4283	}
3561		4284
3562	$BDB_DEADLOCK_WATCHER = Event->timer (	4285	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3563	after => 3,
3564	interval => 1,
3565	hard => 1,
3566	prio => 0,
3567	data => WF_AUTOCANCEL,
3568	cb => sub {
3569	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4286	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3570	},
3571	);	4287	};
3572	$BDB_CHECKPOINT_WATCHER = Event->timer (	4288	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3573	after => 11,
3574	interval => 60,
3575	hard => 1,
3576	prio => 0,
3577	data => WF_AUTOCANCEL,
3578	cb => sub {
3579	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4289	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3580	},
3581	);	4290	};
3582	$BDB_TRICKLE_WATCHER = Event->timer (	4291	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3583	after => 5,
3584	interval => 10,
3585	hard => 1,
3586	prio => 0,
3587	data => WF_AUTOCANCEL,
3588	cb => sub {
3589	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4292	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3590	},
3591	);	4293	};
		4294
		4295	info "database initialised";
3592	}	4296	}
3593		4297
3594	{	4298	{
		4299	# configure IO::AIO
		4300
		4301	info "initialising aio";
3595	IO::AIO::min_parallel 8;	4302	IO::AIO::min_parallel 8;
3596
3597	undef $Coro::AIO::WATCHER;
3598	IO::AIO::max_poll_time $TICK * 0.1;	4303	IO::AIO::max_poll_time $TICK * 0.1;
3599	$AIO_POLL_WATCHER = Event->io (	4304	undef $AnyEvent::AIO::WATCHER;
3600	reentrant => 0,	4305	info "aio initialised";
3601	data => WF_AUTOCANCEL,
3602	fd => IO::AIO::poll_fileno,
3603	poll => 'r',
3604	prio => 6,
3605	cb => \&IO::AIO::poll_cb,
3606	);
3607	}	4306	}
3608		4307
3609	my $_log_backtrace;	4308	our $_log_backtrace;
		4309	our $_log_backtrace_last;
3610		4310
3611	sub _log_backtrace {	4311	sub _log_backtrace {
3612	my ($msg, @addr) = @_;	4312	my ($msg, @addr) = @_;
3613		4313
3614	$msg =~ s/\n//;	4314	$msg =~ s/\n$//;
3615		4315
		4316	if ($_log_backtrace_last eq $msg) {
		4317	LOG llevInfo, "[ABT] $msg\n";
		4318	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3616	# limit the # of concurrent backtraces	4319	# limit the # of concurrent backtraces
3617	if ($_log_backtrace < 2) {	4320	} elsif ($_log_backtrace < 2) {
		4321	$_log_backtrace_last = $msg;
3618	++$_log_backtrace;	4322	++$_log_backtrace;
		4323	my $perl_bt = Carp::longmess $msg;
3619	async {	4324	async {
		4325	$Coro::current->{desc} = "abt $msg";
		4326
3620	my @bt = fork_call {	4327	my @bt = fork_call {
3621	@addr = map { sprintf "%x", $_ } @addr;	4328	@addr = map { sprintf "%x", $_ } @addr;
3622	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4329	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3623	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 |"
3624	or die "addr2line: $!";	4331	or die "addr2line: $!";
…		…
3632	}	4339	}
3633		4340
3634	@funcs	4341	@funcs
3635	};	4342	};
3636		4343
3637	LOG llevInfo, "[ABT] $msg\n";	4344	LOG llevInfo, "[ABT] $perl_bt\n";
		4345	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3638	LOG llevInfo, "[ABT] $_\n" for @bt;	4346	LOG llevInfo, "[ABT] $_\n" for @bt;
3639	--$_log_backtrace;	4347	--$_log_backtrace;
3640	};	4348	};
3641	} else {	4349	} else {
3642	LOG llevInfo, "[ABT] $msg\n";	4350	LOG llevInfo, "[ABT] $msg\n";
3643	LOG llevInfo, "[ABT] [suppressed]\n";	4351	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3644	}	4352	}
3645	}	4353	}
3646		4354
3647	# load additional modules	4355	# load additional modules
3648	use cf::pod;	4356	require "cf/$_.pm" for @EXTRA_MODULES;
		4357	cf::_connect_to_perl_2;
3649		4358
3650	END { cf::emergency_save }	4359	END { cf::emergency_save }
3651		4360
3652	1	4361	1
3653		4362

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