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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.374 by root, Wed Sep 19 22:07:16 2007 UTC vs.
Revision 1.596 by root, Fri Nov 9 20:37:57 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;	63	use Time::HiRes;
34	use Compress::LZF;	64	use Compress::LZF;
35	use Digest::MD5 ();	65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
36		68
37	# configure various modules to our taste	69	# configure various modules to our taste
38	#	70	#
39	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	72	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		73
		74	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		75
		76	# make sure c-lzf reinitialises itself
		77	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		79
43	$Event::Eval = 1; # no idea why this is required, but it is	80	# strictly for debugging
44		81	$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		82
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
51		86
52	our %COMMAND = ();	87	our %COMMAND = ();
53	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
54		89
55	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	91	our %EXTCMD = ();
		92	our %EXTACMD = ();
57	our %EXTICMD = ();	93	our %EXTICMD = ();
		94	our %EXTIACMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	95	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	96	our %EXT_MAP = (); # pluggable maps
60		97
61	our $RELOAD; # number of reloads so far	98	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	99	our @EVENT;
		100	our @REFLECT; # set by XS
		101	our %REFLECT; # set by us
63		102
64	our $CONFDIR = confdir;	103	our $CONFDIR = confdir;
		104
65	our $DATADIR = datadir;	105	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	106	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	107	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	108	our $MAPDIR = "$DATADIR/" . mapdir;
		109
69	our $LOCALDIR = localdir;	110	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	111	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	112	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	113	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	114	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	115	our $BDBDIR = "$LOCALDIR/db";
		116	our $PIDFILE = "$LOCALDIR/pid";
		117	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		118
		119	#our %RESOURCE; # unused
		120
		121	our $OUTPUT_RATE_MIN = 3000;
		122	our $OUTPUT_RATE_MAX = 1000000;
		123
		124	our $MAX_LINKS = 32; # how many chained exits to follow
		125	our $VERBOSE_IO = 1;
75		126
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	127	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	128	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	129	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	130	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		131
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	132	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	133	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	134	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	135	our $DB_ENV;
89		136
		137	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		138
90	our %CFG;	139	our %CFG;
		140	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
91		141
92	our $UPTIME; $UPTIME ||= time;	142	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	143	our $RUNTIME = 0;
		144	our $SERVER_TICK = 0;
		145	our $NOW;
94		146
95	our (%PLAYER, %PLAYER_LOADING); # all users	147	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	148	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	149	our $LINK_MAP; # the special {link} map, which is always available
98		150
99	# used to convert map paths into valid unix filenames by replacing / by ∕	151	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	152	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		153
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	154	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	155	our $LOADAVG; # same thing, but with alpha-smoothing
		156	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	157	our $TICK_START; # for load detecting purposes
		158
		159	our @POST_INIT;
		160
		161	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		162	our $REALLY_UNLOOP; # never set to true, please :)
		163
		164	our $WAIT_FOR_TICK = new Coro::Signal;
		165	our @WAIT_FOR_TICK_BEGIN;
105		166
106	binmode STDOUT;	167	binmode STDOUT;
107	binmode STDERR;	168	binmode STDERR;
108		169
109	# read virtual server time, if available	170	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	171	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	172	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	173	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	174	$RUNTIME = <$fh> + 0.;
114	}	175	}
		176
		177	eval "sub TICK() { $TICK } 1" or die;
115		178
116	mkdir $_	179	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	180	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		181
119	our $EMERGENCY_POSITION;	182	our $EMERGENCY_POSITION;
120		183
121	sub cf::map::normalise;	184	sub cf::map::normalise;
122		185
		186	sub in_main() {
		187	$Coro::current == $Coro::main
		188	}
		189
123	#############################################################################	190	#############################################################################
124		191
		192	%REFLECT = ();
		193	for (@REFLECT) {
		194	my $reflect = JSON::XS::decode_json $_;
		195	$REFLECT{$reflect->{class}} = $reflect;
		196	}
		197
		198	# this is decidedly evil
		199	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		200
		201	#############################################################################
		202
125	=head2 GLOBAL VARIABLES	203	=head2 GLOBAL VARIABLES
126		204
127	=over 4	205	=over 4
128		206
129	=item $cf::UPTIME	207	=item $cf::UPTIME
130		208
131	The timestamp of the server start (so not actually an uptime).	209	The timestamp of the server start (so not actually an "uptime").
		210
		211	=item $cf::SERVER_TICK
		212
		213	An unsigned integer that starts at zero when the server is started and is
		214	incremented on every tick.
		215
		216	=item $cf::NOW
		217
		218	The (real) time of the last (current) server tick - updated before and
		219	after tick processing, so this is useful only as a rough "what time is it
		220	now" estimate.
		221
		222	=item $cf::TICK
		223
		224	The interval between each server tick, in seconds.
132		225
133	=item $cf::RUNTIME	226	=item $cf::RUNTIME
134		227
135	The time this server has run, starts at 0 and is increased by $cf::TICK on	228	The time this server has run, starts at 0 and is increased by $cf::TICK on
136	every server tick.	229	every server tick.
137		230
138	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	231	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
139	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	232	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
140	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	233	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
141		234
142	Various directories - "/etc", read-only install directory, perl-library	235	Various directories - "/etc", read-only install directory, perl-library
143	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	236	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
144	unique-items directory, player file directory, random maps directory and	237	unique-items directory, player file directory, random maps directory and
145	database environment.	238	database environment.
146		239
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	240	=item $cf::LOADAVG
156		241
157	The current CPU load on the server (alpha-smoothed), as a value between 0	242	The current CPU load on the server (alpha-smoothed), as a value between 0
158	(none) and 1 (overloaded), indicating how much time is spent on processing	243	(none) and 1 (overloaded), indicating how much time is spent on processing
159	objects per tick. Healthy values are < 0.5.	244	objects per tick. Healthy values are < 0.5.
…		…
162		247
163	The raw value load value from the last tick.	248	The raw value load value from the last tick.
164		249
165	=item %cf::CFG	250	=item %cf::CFG
166		251
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	252	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	253	from wherever your confdir points to.
169		254
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	255	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		256
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	257	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	258	returns directly I<after> the tick processing (and consequently, can only wake one thread
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		260
		261	Note that cf::Wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
		277
176	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
177		279
178	This array contains the results of the last C<invoke ()> call. When	280	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	282	that call.
181		283
		284	=item %cf::REFLECT
		285
		286	Contains, for each (C++) class name, a hash reference with information
		287	about object members (methods, scalars, arrays and flags) and other
		288	metadata, which is useful for introspection.
		289
182	=back	290	=back
183		291
184	=cut	292	=cut
185		293
186	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	295	sub warn (@) { LOG llevWarn , join "", @_ }
		296	sub info (@) { LOG llevInfo , join "", @_ }
		297	sub debug(@) { LOG llevDebug, join "", @_ }
		298	sub trace(@) { LOG llevTrace, join "", @_ }
		299
		300	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	301	my $msg = join "", @_;
189		302
190	$msg .= "\n"	303	$msg .= "\n"
191	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
192		305
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	306	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		307
195	LOG llevError, $msg;	308	LOG llevWarn, $msg;
196	};	309	};
197	}	310
		311	$Coro::State::DIEHOOK = sub {
		312	return unless $^S eq 0; # "eq", not "=="
		313
		314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
		317	error "DIEHOOK called in main context, Coro bug?\n";#d#
		318	return;#d#
		319	}#d#
		320
		321	# kill coroutine otherwise
		322	Coro::terminate
		323	};
198		324
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	335	for my $pkg (qw(
210	cf::global cf::attachable	336	cf::global cf::attachable
211	cf::object cf::object::player	337	cf::object cf::object::player
212	cf::client cf::player	338	cf::client cf::player
213	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
214	cf::map cf::party cf::region	341	cf::party cf::region
215	)) {	342	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	344	}
219		345
220	$Event::DIED = sub {	346	$EV::DIED = sub {
221	warn "error in event callback: @_";	347	warn "error in event callback: $@";
222	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
223		354
224	#############################################################################	355	#############################################################################
225		356
226	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
227		358
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	380	$d
250	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
251	}	382	}
252		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($path, $data, $sync) = @_;
		407
		408	my $lock = cf::lock_acquire ("replace_file:$path");
		409
		410	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		411	or return;
		412
		413	$data = $data->() if ref $data;
		414
		415	length $data == aio_write $fh, 0, (length $data), $data, 0
		416	or return;
		417
		418	!$sync
		419	or !aio_fsync $fh
		420	or return;
		421
		422	aio_close $fh
		423	and return;
		424
		425	aio_rename "$path~", $path
		426	and return;
		427
		428	if ($sync) {
		429	$path =~ s%/[^/]*$%%;
		430	aio_pathsync $path;
		431	}
		432
		433	1
		434	}
		435
253	=item $ref = cf::from_json $json	436	=item $ref = cf::decode_json $json
254		437
255	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
256		439
257	=item $json = cf::to_json $ref	440	=item $json = cf::encode_json $ref
258		441
259	Converts a perl data structure into its JSON representation.	442	Converts a perl data structure into its JSON representation.
260		443
261	=cut	444	=cut
262		445
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		447
265	sub to_json ($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
		450
		451	=item $ref = cf::decode_storable $scalar
		452
		453	Same as Coro::Storable::thaw, so blocks.
		454
		455	=cut
		456
		457	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		458
		459	=item $ref = cf::decode_yaml $scalar
		460
		461	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		462
		463	=cut
		464
		465	sub decode_yaml($) {
		466	fork_call { YAML::XS::Load $_[0] } @_
		467	}
		468
		469	=item $scalar = cf::unlzf $scalar
		470
		471	Same as Compress::LZF::compress, but takes server ticks into account, so
		472	blocks.
		473
		474	=cut
		475
		476	sub unlzf($) {
		477	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		478	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		479	Compress::LZF::decompress $_[0]
		480	}
		481
		482	=item cf::post_init { BLOCK }
		483
		484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		485	but I<before> the server starts ticking again.
		486
		487	The codeblock will have a single boolean argument to indicate whether this
		488	is a reload or not.
		489
		490	=cut
		491
		492	sub post_init(&) {
		493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
		511	}
267		512
268	=item cf::lock_wait $string	513	=item cf::lock_wait $string
269		514
270	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
271		516
272	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
273		518
274	Wait until the given lock is available and then acquires it and returns	519	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	520	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
277	returned.	522	returned.
278		523
279	Locks are *not* recursive, locking from the same coro twice results in a	524	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	525	deadlocked coro.
…		…
286		531
287	Return true if the lock is currently active, i.e. somebody has locked it.	532	Return true if the lock is currently active, i.e. somebody has locked it.
288		533
289	=cut	534	=cut
290		535
291	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		537
294	sub lock_wait($) {	538	sub lock_wait($) {
295	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	540	}
308		541
309	sub lock_acquire($) {	542	sub lock_acquire($) {
310	my ($key) = @_;	543	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	544	}
324		545
325	sub lock_active($) {	546	sub lock_active($) {
326	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	548	}
330		549
331	sub freeze_mainloop {	550	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
333		552
334	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	554	}
336	};	555
337	$TICK_WATCHER->stop;	556	=item cf::periodic $interval, $cb
338	$guard	557
		558	Like EV::periodic, but randomly selects a starting point so that the actions
		559	get spread over time.
		560
		561	=cut
		562
		563	sub periodic($$) {
		564	my ($interval, $cb) = @_;
		565
		566	my $start = rand List::Util::min 180, $interval;
		567
		568	EV::periodic $start, $interval, 0, $cb
339	}	569	}
340		570
341	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
342		572
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
344	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
345	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority les than zero, interactive jobs
		579	should use 100 or more.
346		580
347	The optional C<$name> can be used to identify the job to run. It might be	581	The optional C<$name> can be used to identify the job to run. It might be
348	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
349		583
350	Useful for short background jobs.	584	Useful for short background jobs.
351		585
352	=cut	586	=cut
353		587
354	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
356		591
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
360		595
361	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
362		598
363	while () {	599	while () {
364	next_job:	600	next_job:
		601
365	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	603
367	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	608	$job->[2]->send;
371	Coro::cede;	609	Coro::cede;
372	goto next_job;	610	goto next_job;
373	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	613	}
375	}	614	}
376		615
377	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
378	# we do not use wait_For_tick() as it returns immediately when tick is inactive	617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
380	$signal->wait;
381	} else {	619	} else {
		620	$busy = 0;
382	Coro::schedule;	621	Coro::schedule;
383	}	622	}
384	}	623	}
385	};	624	};
386		625
387	sub get_slot($;$$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
388	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
389		630
390	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
391	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
392		634
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
406		648
407	BEGIN { *async = \&Coro::async_pool }	649	BEGIN { *async = \&Coro::async_pool }
408		650
409	=item cf::sync_job { BLOCK }	651	=item cf::sync_job { BLOCK }
410		652
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	653	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	654	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	655	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	656	acceptable.
415		657
416	If it must be done, put the blocking parts into C<sync_job>. This will run	658	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	659	the given BLOCK in another coroutine while waiting for the result. The
…		…
421	=cut	663	=cut
422		664
423	sub sync_job(&) {	665	sub sync_job(&) {
424	my ($job) = @_;	666	my ($job) = @_;
425		667
426	if ($Coro::current == $Coro::main) {	668	if (in_main) {
427	my $time = Event::time;	669	my $time = AE::time;
428		670
429	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
431		673
432	# TODO: use suspend/resume instead	674	#LOG llevError, Carp::longmess "sync job";#d#
433	# (but this is cancel-safe)	675
434	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
435		677
436	my $busy = 1;	678	my $busy = 1;
437	my @res;	679	my @res;
438		680
439	(async {	681	(async {
440	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
441	@res = eval { $job->() };	683	@res = eval { $job->() };
442	warn $@ if $@;	684	error $@ if $@;
443	undef $busy;	685	undef $busy;
444	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
445		687
446	while ($busy) {	688	while ($busy) {
447	Coro::cede or Event::one_event;	689	if (Coro::nready) {
		690	Coro::cede_notself;
		691	} else {
		692	EV::loop EV::LOOP_ONESHOT;
448	}	693	}
		694	}
449		695
450	$time = Event::time - $time;	696	my $time = AE::time - $time;
451		697
452	LOG llevError | logBacktrace, Carp::longmess "long sync job"
453	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
454
455	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
456		699
457	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
458	} else {	701	} else {
459	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
460		703
…		…
480	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
481		724
482	$coro	725	$coro
483	}	726	}
484		727
485	=item fork_call { }, $args	728	=item fork_call { }, @args
486		729
487	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
488	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
489	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
490	never block itself or use any form of Event handling.	733	never block itself or use any form of event handling.
491		734
492	=cut	735	=cut
		736
		737	sub post_fork {
		738	reset_signals;
		739	}
493		740
494	sub fork_call(&@) {	741	sub fork_call(&@) {
495	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
496		743
497	# we seemingly have to make a local copy of the whole thing,	744	# we seemingly have to make a local copy of the whole thing,
498	# otherwise perl prematurely frees the stuff :/	745	# otherwise perl prematurely frees the stuff :/
499	# TODO: investigate and fix (likely this will be rather laborious)	746	# TODO: investigate and fix (likely this will be rather laborious)
500		747
501	my @res = Coro::Util::fork_eval {	748	my @res = Coro::Util::fork_eval {
502	reset_signals;	749	cf::post_fork;
503	&$cb	750	&$cb
504	}, @args;	751	} @args;
505		752
506	wantarray ? @res : $res[-1]	753	wantarray ? @res : $res[-1]
		754	}
		755
		756	sub objinfo {
		757	(
		758	"counter value" => cf::object::object_count,
		759	"objects created" => cf::object::create_count,
		760	"objects destroyed" => cf::object::destroy_count,
		761	"freelist size" => cf::object::free_count,
		762	"allocated objects" => cf::object::objects_size,
		763	"active objects" => cf::object::actives_size,
		764	)
		765	}
		766
		767	=item $coin = coin_from_name $name
		768
		769	=cut
		770
		771	our %coin_alias = (
		772	"silver" => "silvercoin",
		773	"silvercoin" => "silvercoin",
		774	"silvercoins" => "silvercoin",
		775	"gold" => "goldcoin",
		776	"goldcoin" => "goldcoin",
		777	"goldcoins" => "goldcoin",
		778	"platinum" => "platinacoin",
		779	"platinumcoin" => "platinacoin",
		780	"platinumcoins" => "platinacoin",
		781	"platina" => "platinacoin",
		782	"platinacoin" => "platinacoin",
		783	"platinacoins" => "platinacoin",
		784	"royalty" => "royalty",
		785	"royalties" => "royalty",
		786	);
		787
		788	sub coin_from_name($) {
		789	$coin_alias{$_[0]}
		790	? cf::arch::find $coin_alias{$_[0]}
		791	: undef
507	}	792	}
508		793
509	=item $value = cf::db_get $family => $key	794	=item $value = cf::db_get $family => $key
510		795
511	Returns a single value from the environment database.	796	Returns a single value from the environment database.
…		…
521	within each server.	806	within each server.
522		807
523	=cut	808	=cut
524		809
525	sub db_table($) {	810	sub db_table($) {
		811	cf::error "db_get called from main context"
		812	if $Coro::current == $Coro::main;
		813
526	my ($name) = @_;	814	my ($name) = @_;
527	my $db = BDB::db_create $DB_ENV;	815	my $db = BDB::db_create $DB_ENV;
528		816
529	eval {	817	eval {
530	$db->set_flags (BDB::CHKSUM);	818	$db->set_flags (BDB::CHKSUM);
…		…
540	}	828	}
541		829
542	our $DB;	830	our $DB;
543		831
544	sub db_init {	832	sub db_init {
545	cf::sync_job {
546	$DB ||= db_table "db";	833	$DB ||= db_table "db";
547	};
548	}	834	}
549		835
550	sub db_get($$) {	836	sub db_get($$) {
551	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
552		838
553	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
554	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
555		843
556	$! ? ()	844	$! ? ()
557	: $data	845	: $data
558	}
559	}	846	}
560		847
561	sub db_put($$$) {	848	sub db_put($$$) {
562	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
563	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
591		878
592	my @data;	879	my @data;
593	my $md5;	880	my $md5;
594		881
595	for (0 .. $#$src) {	882	for (0 .. $#$src) {
596	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
597	or Carp::croak "$src->[$_]: $!";
598	}	884	}
599		885
600	# if processing is expensive, check	886	# if processing is expensive, check
601	# checksum first	887	# checksum first
602	if (1) {	888	if (1) {
…		…
619		905
620	my $t1 = Time::HiRes::time;	906	my $t1 = Time::HiRes::time;
621	my $data = $process->(\@data);	907	my $data = $process->(\@data);
622	my $t2 = Time::HiRes::time;	908	my $t2 = Time::HiRes::time;
623		909
624	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
625		911
626	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
627	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
628	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
629		915
…		…
639		925
640	=cut	926	=cut
641		927
642	sub datalog($@) {	928	sub datalog($@) {
643	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
644	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
645	}	931	}
646		932
647	=back	933	=back
648		934
649	=cut	935	=cut
650		936
651	#############################################################################	937	#############################################################################
652		938
653	=head2 ATTACHABLE OBJECTS	939	=head2 ATTACHABLE OBJECTS
654		940
655	Many objects in crossfire are so-called attachable objects. That means you can	941	Many objects in deliantra are so-called attachable objects. That means you can
656	attach callbacks/event handlers (a collection of which is called an "attachment")	942	attach callbacks/event handlers (a collection of which is called an "attachment")
657	to it. All such attachable objects support the following methods.	943	to it. All such attachable objects support the following methods.
658		944
659	In the following description, CLASS can be any of C<global>, C<object>	945	In the following description, CLASS can be any of C<global>, C<object>
660	C<player>, C<client> or C<map> (i.e. the attachable objects in	946	C<player>, C<client> or C<map> (i.e. the attachable objects in
661	Crossfire TRT).	947	Deliantra).
662		948
663	=over 4	949	=over 4
664		950
665	=item $attachable->attach ($attachment, key => $value...)	951	=item $attachable->attach ($attachment, key => $value...)
666		952
…		…
710	=item cf::CLASS::attachment $name, ...	996	=item cf::CLASS::attachment $name, ...
711		997
712	Register an attachment by C<$name> through which attachable objects of the	998	Register an attachment by C<$name> through which attachable objects of the
713	given CLASS can refer to this attachment.	999	given CLASS can refer to this attachment.
714		1000
715	Some classes such as crossfire maps and objects can specify attachments	1001	Some classes such as deliantra maps and objects can specify attachments
716	that are attached at load/instantiate time, thus the need for a name.	1002	that are attached at load/instantiate time, thus the need for a name.
717		1003
718	These calls expect any number of the following handler/hook descriptions:	1004	These calls expect any number of the following handler/hook descriptions:
719		1005
720	=over 4	1006	=over 4
…		…
844		1130
845	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
846	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
847		1133
848	} elsif (ref $type) {	1134	} elsif (ref $type) {
849	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
850		1136
851	} else {	1137	} else {
852	shift @arg;	1138	shift @arg;
853	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
854	}	1140	}
855	}	1141	}
856	}	1142	}
857		1143
858	sub _object_attach {	1144	sub _object_attach {
…		…
868	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
869	}	1155	}
870		1156
871	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
872	} else {	1158	} else {
873	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
874	}	1160	}
875		1161
876	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
877	}	1163	}
878		1164
…		…
937		1223
938	for (@$callbacks) {	1224	for (@$callbacks) {
939	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
940		1226
941	if ($@) {	1227	if ($@) {
942	warn "$@";
943	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
944	override;	1229	override;
945	}	1230	}
946		1231
947	return 1 if $override;	1232	return 1 if $override;
948	}	1233	}
949		1234
950	0	1235	0
951	}	1236	}
952		1237
953	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
954		1239
955	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1240	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
956		1241
957	Generate an object-specific event with the given arguments.	1242	Generate an object-specific event with the given arguments.
958		1243
…		…
964		1249
965	=cut	1250	=cut
966		1251
967	#############################################################################	1252	#############################################################################
968	# object support	1253	# object support
969	#
970		1254
		1255	sub _object_equal($$);
		1256	sub _object_equal($$) {
		1257	my ($a, $b) = @_;
		1258
		1259	return 0 unless (ref $a) eq (ref $b);
		1260
		1261	if ("HASH" eq ref $a) {
		1262	my @ka = keys %$a;
		1263	my @kb = keys %$b;
		1264
		1265	return 0 if @ka != @kb;
		1266
		1267	for (0 .. $#ka) {
		1268	return 0 unless $ka[$_] eq $kb[$_];
		1269	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1270	}
		1271
		1272	} elsif ("ARRAY" eq ref $a) {
		1273
		1274	return 0 if @$a != @$b;
		1275
		1276	for (0 .. $#$a) {
		1277	return 0 unless _object_equal $a->[$_], $b->[$_];
		1278	}
		1279
		1280	} elsif ($a ne $b) {
		1281	return 0;
		1282	}
		1283
		1284	1
		1285	}
		1286
		1287	our $SLOW_MERGES;#d#
971	sub _can_merge {	1288	sub _can_merge {
972	my ($ob1, $ob2) = @_;	1289	my ($ob1, $ob2) = @_;
973		1290
974	local $Storable::canonical = 1;	1291	++$SLOW_MERGES;#d#
975	my $fob1 = Storable::freeze $ob1;
976	my $fob2 = Storable::freeze $ob2;
977		1292
978	$fob1 eq $fob2	1293	# we do the slow way here
		1294	return _object_equal $ob1, $ob2
979	}	1295	}
980		1296
981	sub reattach {	1297	sub reattach {
982	# basically do the same as instantiate, without calling instantiate	1298	# basically do the same as instantiate, without calling instantiate
983	my ($obj) = @_;	1299	my ($obj) = @_;
984		1300
		1301	# no longer needed after getting rid of delete_package?
985	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1302	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
986		1303
987	my $registry = $obj->registry;	1304	my $registry = $obj->registry;
988		1305
989	@$registry = ();	1306	@$registry = ();
990		1307
…		…
995	for (@$attach) {	1312	for (@$attach) {
996	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
997	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
998	}	1315	}
999	} else {	1316	} else {
1000	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
1001	}	1318	}
1002	}	1319	}
1003	}	1320	}
1004		1321
1005	cf::attachable->attach (	1322	cf::attachable->attach (
1006	prio => -1000000,	1323	prio => -1000000,
1007	on_instantiate => sub {	1324	on_instantiate => sub {
1008	my ($obj, $data) = @_;	1325	my ($obj, $data) = @_;
1009		1326
1010	$data = from_json $data;	1327	$data = decode_json $data;
1011		1328
1012	for (@$data) {	1329	for (@$data) {
1013	my ($name, $args) = @$_;	1330	my ($name, $args) = @$_;
1014		1331
1015	$obj->attach ($name, %{$args || {} });	1332	$obj->attach ($name, %{$args || {} });
…		…
1032	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
1033		1350
1034	sync_job {	1351	sync_job {
1035	if (length $$rdata) {	1352	if (length $$rdata) {
1036	utf8::decode (my $decname = $filename);	1353	utf8::decode (my $decname = $filename);
1037	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
1038	$decname, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
1039		1357
1040	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1041	chmod SAVE_MODE, $fh;	1359	aio_chmod $fh, SAVE_MODE;
1042	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1043	aio_fsync $fh if $cf::USE_FSYNC;	1361	if ($cf::USE_FSYNC) {
		1362	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1363	aio_fsync $fh;
		1364	}
1044	close $fh;	1365	aio_close $fh;
1045		1366
1046	if (@$objs) {	1367	if (@$objs) {
1047	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1368	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1048	chmod SAVE_MODE, $fh;	1369	aio_chmod $fh, SAVE_MODE;
1049	my $data = Storable::nfreeze { version => 1, objs => $objs };	1370	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1050	aio_write $fh, 0, (length $data), $data, 0;	1371	aio_write $fh, 0, (length $data), $data, 0;
1051	aio_fsync $fh if $cf::USE_FSYNC;	1372	if ($cf::USE_FSYNC) {
		1373	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1374	aio_fsync $fh;
		1375	}
1052	close $fh;	1376	aio_close $fh;
1053	aio_rename "$filename.pst~", "$filename.pst";	1377	aio_rename "$filename.pst~", "$filename.pst";
1054	}	1378	}
1055	} else {	1379	} else {
1056	aio_unlink "$filename.pst";	1380	aio_unlink "$filename.pst";
1057	}	1381	}
1058		1382
1059	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
		1384
		1385	$filename =~ s%/[^/]+$%%;
		1386	aio_pathsync $filename if $cf::USE_FSYNC;
1060	} else {	1387	} else {
1061	warn "FATAL: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
1062	}	1389	}
1063	} else {	1390	} else {
1064	aio_unlink $filename;	1391	aio_unlink $filename;
1065	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1066	}	1393	}
…		…
1085		1412
1086	unless (aio_stat "$filename.pst") {	1413	unless (aio_stat "$filename.pst") {
1087	(aio_load "$filename.pst", $av) >= 0	1414	(aio_load "$filename.pst", $av) >= 0
1088	or return;	1415	or return;
1089		1416
1090	$av = eval { (Storable::thaw $av)->{objs} };	1417	my $st = eval { Coro::Storable::thaw $av };
		1418	$av = $st->{objs};
1091	}	1419	}
1092		1420
1093	utf8::decode (my $decname = $filename);	1421	utf8::decode (my $decname = $filename);
1094	warn sprintf "loading %s (%d,%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1095	$decname, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
1096		1425
1097	($data, $av)	1426	($data, $av)
1098	}	1427	}
1099		1428
1100	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
…		…
1104	=cut	1433	=cut
1105		1434
1106	#############################################################################	1435	#############################################################################
1107	# command handling &c	1436	# command handling &c
1108		1437
1109	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1110		1439
1111	Register a callback for execution when the client sends the user command	1440	Register a callback for execution when the client sends the user command
1112	$name.	1441	$name.
1113		1442
1114	=cut	1443	=cut
…		…
1120	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1121		1450
1122	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1123	}	1452	}
1124		1453
1125	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1126		1455
1127	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1128	extcmd packet. Ext commands will be processed in the order they are	1457	extcmd packet. Ext commands will be processed in the order they are
1129	received by the server, like other user commands. The first argument is	1458	received by the server, like other user commands. The first argument is
1130	the logged-in player. Ext commands can only be processed after a player	1459	the logged-in player. Ext commands can only be processed after a player
1131	has logged in successfully.	1460	has logged in successfully.
1132		1461
1133	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1134	called.
1135		1463
		1464	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1465
		1466	Same as C<cf::register_extcmd>, but instead of returning values, the
		1467	callback needs to clal the C<$reply> function.
		1468
1136	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1137		1470
1138	Register a callback for execution when the client sends an (asynchronous)	1471	Register a callback for execution when the client sends an (asynchronous)
1139	exticmd packet. Exti commands are processed by the server as soon as they	1472	exticmd packet. Exti commands are processed by the server as soon as they
1140	are received, i.e. out of order w.r.t. other commands. The first argument	1473	are received, i.e. out of order w.r.t. other commands. The first argument
1141	is a client socket. Exti commands can be received anytime, even before	1474	is a client socket. Exti commands can be received anytime, even before
1142	log-in.	1475	log-in.
1143		1476
1144	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1145	called.
1146		1478
1147	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1148		1480
		1481	Same as C<cf::register_extcmd>, but instead of returning values, the
		1482	callback needs to clal the C<$reply> function.
		1483
		1484	=cut
		1485
1149	sub register_extcmd {	1486	sub register_extcmd($$) {
1150	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1151		1488
1152	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1153	}	1490	}
1154		1491
1155	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1156	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1157		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1158	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1159	}	1502	}
1160		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
		1510	use File::Glob ();
		1511
1161	cf::player->attach (	1512	cf::player->attach (
1162	on_command => sub {	1513	on_unknown_command => sub {
1163	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1164		1515
1165	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1166	or return;	1517	or return;
1167		1518
…		…
1175	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1176		1527
1177	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1178		1529
1179	if (ref $msg) {	1530	if (ref $msg) {
1180	my ($type, $reply, @payload) =	1531	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1181	"ARRAY" eq ref $msg
1182	? @$msg
1183	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1184		1532
1185	my @reply;
1186
1187	if (my $cb = $EXTCMD{$type}) {	1533	if (my $cb = $EXTACMD{$type}) {
		1534	$cb->(
		1535	$pl,
		1536	sub {
		1537	$pl->ext_msg ("reply-$reply", @_)
		1538	if $reply;
		1539	},
		1540	@payload
		1541	);
		1542	} else {
		1543	my @reply;
		1544
		1545	if (my $cb = $EXTCMD{$type}) {
1188	@reply = $cb->($pl, @payload);	1546	@reply = $cb->($pl, @payload);
		1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1189	}	1551	}
1190		1552
1191	$pl->ext_reply ($reply, @reply)
1192	if $reply;
1193
1194	} else {	1553	} else {
1195	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1196	}	1555	}
1197		1556
1198	cf::override;	1557	cf::override;
1199	},	1558	},
1200	);	1559	);
1201		1560
		1561	# "readahead" all extensions
		1562	sub cache_extensions {
		1563	my $grp = IO::AIO::aio_group;
		1564
		1565	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1566	for (grep /\.ext$/, @{$_[0]}) {
		1567	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1568	}
		1569	};
		1570
		1571	$grp
		1572	}
		1573
		1574	sub _ext_cfg_reg($$$$) {
		1575	my ($rvar, $varname, $cfgname, $default) = @_;
		1576
		1577	$cfgname = lc $varname
		1578	unless length $cfgname;
		1579
		1580	$EXT_CFG{$cfgname} = [$rvar, $default];
		1581
		1582	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1583	}
		1584
1202	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1203	cf::sync_job {	1590	cf::sync_job {
1204	my %todo;	1591	my %todo;
1205		1592
1206	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1207	next unless -r $path;	1594	next unless -r $path;
…		…
1225		1612
1226	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1227	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1228		1615
1229	$ext{source} =	1616	$ext{source} =
1230	"package $pkg; use strict; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1231	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1232	. $source	1619	. $source
1233	. "\n};\n1";	1620	. "\n};\n1";
1234		1621
1235	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1236	}	1623	}
1237		1624
		1625	my $pass = 0;
1238	my %done;	1626	my %done;
1239	while (%todo) {	1627	while (%todo) {
1240	my $progress;	1628	my $progress;
1241		1629
		1630	++$pass;
		1631
		1632	ext:
1242	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1243	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1244	goto skip	1635	next ext
1245	unless exists $done{$_};	1636	unless exists $done{$_};
1246	}	1637	}
1247		1638
1248	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1249		1640
1250	unless (eval $v->{source}) {	1641	my $source = $v->{source};
		1642
		1643	# support "CONF varname :confname = default" pseudo-statements
		1644	$source =~ s{
		1645	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1646	}{
		1647	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1648	}gmxe;
		1649
		1650	my $active = eval $source;
		1651
		1652	if (length $@) {
1251	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1252	: "$v->{base}: extension inactive.\n";
1253		1654
		1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1254	if (exists $v->{meta}{mandatory}) {	1656	if exists $v->{meta}{mandatory};
1255	warn $msg;	1657
1256	warn "mandatory extension failed to load, exiting.\n";	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1257	exit 1;	1659	delete $todo{$k};
1258	}	1660	} else {
1259		1661	$done{$k} = delete $todo{$k};
1260	warn $msg;	1662	push @EXTS, $v->{pkg};
		1663	$progress = 1;
		1664
		1665	info "$v->{base}: extension inactive.\n"
		1666	unless $active;
1261	}	1667	}
1262
1263	$done{$k} = delete $todo{$k};
1264	push @EXTS, $v->{pkg};
1265	$progress = 1;
1266	}	1668	}
1267		1669
1268	skip:	1670	unless ($progress) {
1269	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1270	unless $progress;	1672
		1673	while (my ($k, $v) = each %todo) {
		1674	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1675	if exists $v->{meta}{mandatory};
		1676	}
		1677
		1678	last;
		1679	}
1271	}	1680	}
1272	};	1681	};
1273	}	1682	}
1274		1683
1275	#############################################################################	1684	#############################################################################
1276		1685
1277	=back	1686	=back
1278		1687
1279	=head2 CORE EXTENSIONS	1688	=head2 CORE EXTENSIONS
1280		1689
1281	Functions and methods that extend core crossfire objects.	1690	Functions and methods that extend core deliantra objects.
1282		1691
1283	=cut	1692	=cut
1284		1693
1285	package cf::player;	1694	package cf::player;
1286		1695
…		…
1329		1738
1330	sub exists($) {	1739	sub exists($) {
1331	my ($login) = @_;	1740	my ($login) = @_;
1332		1741
1333	$cf::PLAYER{$login}	1742	$cf::PLAYER{$login}
1334	or cf::sync_job { !aio_stat path $login }	1743	or !aio_stat path $login
1335	}	1744	}
1336		1745
1337	sub find($) {	1746	sub find($) {
1338	return $cf::PLAYER{$_[0]} || do {	1747	return $cf::PLAYER{$_[0]} || do {
1339	my $login = $_[0];	1748	my $login = $_[0];
…		…
1351	my $f = new_from_file cf::object::thawer path $login	1760	my $f = new_from_file cf::object::thawer path $login
1352	or return;	1761	or return;
1353		1762
1354	my $pl = cf::player::load_pl $f	1763	my $pl = cf::player::load_pl $f
1355	or return;	1764	or return;
		1765
1356	local $cf::PLAYER_LOADING{$login} = $pl;	1766	local $cf::PLAYER_LOADING{$login} = $pl;
1357	$f->resolve_delayed_derefs;	1767	$f->resolve_delayed_derefs;
1358	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1359	}	1769	}
1360	}	1770	}
1361	}	1771	}
1362		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($pl, $path) = @_;
		1776
		1777	# restore slots saved in save, below
		1778	my $slots = delete $pl->{_slots};
		1779
		1780	$pl->ob->current_weapon ($slots->[0]);
		1781	$pl->combat_ob ($slots->[1]);
		1782	$pl->ranged_ob ($slots->[2]);
		1783	},
		1784	);
		1785
1363	sub save($) {	1786	sub save($) {
1364	my ($pl) = @_;	1787	my ($pl) = @_;
1365		1788
1366	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
1367		1790
…		…
1370		1793
1371	return if $pl->{deny_save};	1794	return if $pl->{deny_save};
1372		1795
1373	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1374	$pl->{last_save} = $cf::RUNTIME;	1797	$pl->{last_save} = $cf::RUNTIME;
		1798
		1799	cf::get_slot 0.01;
		1800
		1801	# save slots, to be restored later
		1802	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1375		1803
1376	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1377	cf::cede_to_tick;	1805	cf::cede_to_tick;
1378	}	1806	}
1379		1807
…		…
1411	my ($pl) = @_;	1839	my ($pl) = @_;
1412		1840
1413	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1414		1842
1415	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1416	$pl->password ("*"); # this should lock out the player until we nuked the dir	1844	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1417		1845
1418	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1419	$pl->deactivate;	1847	$pl->deactivate;
		1848
		1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1420	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1421	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1422		1854
1423	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1424	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1425	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1463		1895
1464	for my $login (@$dirs) {	1896	for my $login (@$dirs) {
1465	my $path = path $login;	1897	my $path = path $login;
1466		1898
1467	# a .pst is a dead give-away for a valid player	1899	# a .pst is a dead give-away for a valid player
1468	unless (-e "$path.pst") {	1900	# if no pst file found, open and chekc for blocked users
		1901	if (aio_stat "$path.pst") {
1469	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1902	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1470	aio_read $fh, 0, 512, my $buf, 0 or next;	1903	aio_read $fh, 0, 512, my $buf, 0 or next;
1471	$buf !~ /^password -------------$/m or next; # official not-valid tag	1904	$buf !~ /^password -------------$/m or next; # official not-valid tag
1472	}	1905	}
1473		1906
…		…
1477		1910
1478	\@logins	1911	\@logins
1479	}	1912	}
1480		1913
1481	=item $player->maps	1914	=item $player->maps
		1915
		1916	=item cf::player::maps $login
1482		1917
1483	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1484	player. May block.	1919	player. May block.
1485		1920
1486	=cut	1921	=cut
…		…
1504	}	1939	}
1505		1940
1506	\@paths	1941	\@paths
1507	}	1942	}
1508		1943
1509	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1510		1945
1511	Expand crossfire pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1512
1513	=cut
1514
1515	sub expand_cfpod {
1516	((my $self), (local $_)) = @_;
1517
1518	# escape & and <
1519	s/&/&amp;/g;
1520	s/(?<![BIUGHT])</&lt;/g;
1521
1522	# this is buggy, it needs to properly take care of nested <'s
1523
1524	1 while
1525	# replace B<>, I<>, U<> etc.
1526	s/B<([^\>]*)>/<b>$1<\/b>/
1527	|| s/I<([^\>]*)>/<i>$1<\/i>/
1528	|| s/U<([^\>]*)>/<u>$1<\/u>/
1529	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1530	# replace G<male|female> tags
1531	|| s{G<([^>|]*)\|([^>]*)>}{
1532	$self->gender ? $2 : $1
1533	}ge
1534	# replace H<hint text>
1535	|| s{H<([^\>]*)>}
1536	{
1537	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1538	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1539	"")
1540	[$self->{hintmode}]
1541	}ge;
1542
1543	# create single paragraphs (very hackish)
1544	s/(?<=\S)\n(?=\w)/ /g;
1545
1546	# compress some whitespace
1547	s/\s+\n/\n/g; # ws line-ends
1548	s/\n\n+/\n/g; # double lines
1549	s/^\n+//; # beginning lines
1550	s/\n+$//; # ending lines
1551
1552	$_
1553	}
1554
1555	sub hintmode {
1556	$_[0]{hintmode} = $_[1] if @_ > 1;
1557	$_[0]{hintmode}
1558	}
1559
1560	=item $player->ext_reply ($msgid, @msg)
1561
1562	Sends an ext reply to the player.
1563
1564	=cut
1565
1566	sub ext_reply($$@) {
1567	my ($self, $id, @msg) = @_;
1568
1569	$self->ns->ext_reply ($id, @msg)
1570	}
1571		1947
1572	=item $player->ext_msg ($type, @msg)	1948	=item $player->ext_msg ($type, @msg)
1573		1949
1574	Sends an ext event to the client.	1950	Sends an ext event to the client.
1575		1951
…		…
1595		1971
1596	=cut	1972	=cut
1597		1973
1598	sub find_by_path($) {	1974	sub find_by_path($) {
1599	my ($path) = @_;	1975	my ($path) = @_;
		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
1600		1978
1601	my ($match, $specificity);	1979	my ($match, $specificity);
1602		1980
1603	for my $region (list) {	1981	for my $region (list) {
1604	if ($region->{match} && $path =~ $region->{match}) {	1982	if ($region->{match} && $path =~ $region->{match}) {
…		…
1630	our $MAX_RESET = 3600;	2008	our $MAX_RESET = 3600;
1631	our $DEFAULT_RESET = 3000;	2009	our $DEFAULT_RESET = 3000;
1632		2010
1633	sub generate_random_map {	2011	sub generate_random_map {
1634	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1635	# mit "rum" bekleckern, nicht	2013
		2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2015
1636	$self->_create_random_map (	2016	$self->_create_random_map ($rmp);
1637	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1638	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1639	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1640	$rmp->{exit_on_final_map},
1641	$rmp->{xsize}, $rmp->{ysize},
1642	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1643	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1644	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1645	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1646	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1647	(cf::region::find $rmp->{region}), $rmp->{custom}
1648	)
1649	}	2017	}
1650		2018
1651	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1652		2020
1653	Register a handler for the map path matching the given regex at the	2021	Register a handler for the map path matching the given regex at the
…		…
1658		2026
1659	sub register {	2027	sub register {
1660	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1661	my $pkg = caller;	2029	my $pkg = caller;
1662		2030
1663	no strict;
1664	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1665		2032
1666	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1667	}	2034	}
1668		2035
1669	# also paths starting with '/'	2036	# also paths starting with '/'
1670	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1671		2038
1672	sub thawer_merge {	2039	sub thawer_merge {
1673	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1674		2041
1675	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1680	}	2047	}
1681		2048
1682	sub normalise {	2049	sub normalise {
1683	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1684		2051
1685	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1686		2053
1687	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1688		2055
1689	# map plan:	2056	# map plan:
1690	#	2057	#
…		…
1705	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1706	$path = "$base/$path";	2073	$path = "$base/$path";
1707	}	2074	}
1708		2075
1709	for ($path) {	2076	for ($path) {
1710	redo if s{//}{/};
1711	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1712	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1713	}	2079	}
1714		2080
1715	$path	2081	$path
…		…
1729	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1730	return $self;	2096	return $self;
1731	}	2097	}
1732	}	2098	}
1733		2099
1734	Carp::cluck "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1735	()	2101	()
1736	}	2102	}
1737		2103
		2104	# may re-bless or do other evil things
1738	sub init {	2105	sub init {
1739	my ($self) = @_;	2106	my ($self) = @_;
1740		2107
1741	$self	2108	$self
1742	}	2109	}
…		…
1761		2128
1762	# the temporary/swap location	2129	# the temporary/swap location
1763	sub save_path {	2130	sub save_path {
1764	my ($self) = @_;	2131	my ($self) = @_;
1765		2132
1766	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2133	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1767	"$TMPDIR/$path.map"	2134	"$TMPDIR/$path.map"
1768	}	2135	}
1769		2136
1770	# the unique path, undef == no special unique path	2137	# the unique path, undef == no special unique path
1771	sub uniq_path {	2138	sub uniq_path {
1772	my ($self) = @_;	2139	my ($self) = @_;
1773		2140
1774	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2141	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1775	"$UNIQUEDIR/$path"	2142	"$UNIQUEDIR/$path"
1776	}
1777
1778	# and all this just because we cannot iterate over
1779	# all maps in C++...
1780	sub change_all_map_light {
1781	my ($change) = @_;
1782
1783	$_->change_map_light ($change)
1784	for grep $_->outdoor, values %cf::MAP;
1785	}	2143	}
1786		2144
1787	sub decay_objects {	2145	sub decay_objects {
1788	my ($self) = @_;	2146	my ($self) = @_;
1789		2147
…		…
1816	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1817		2175
1818	1	2176	1
1819	}	2177	}
1820		2178
		2179	# used to laod the header of an original map
1821	sub load_header_orig {	2180	sub load_header_orig {
1822	my ($self) = @_;	2181	my ($self) = @_;
1823		2182
1824	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1825	}	2184	}
1826		2185
		2186	# used to laod the header of an instantiated map
1827	sub load_header_temp {	2187	sub load_header_temp {
1828	my ($self) = @_;	2188	my ($self) = @_;
1829		2189
1830	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1831	}	2191	}
1832		2192
		2193	# called after loading the header from an instantiated map
1833	sub prepare_temp {	2194	sub prepare_temp {
1834	my ($self) = @_;	2195	my ($self) = @_;
1835		2196
1836	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1837	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1838	# safety	2199	# safety
1839	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1840	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1841	}	2202	}
1842		2203
		2204	# called after loading the header from an original map
1843	sub prepare_orig {	2205	sub prepare_orig {
1844	my ($self) = @_;	2206	my ($self) = @_;
1845		2207
1846	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1847	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1871		2233
1872	sub find;	2234	sub find;
1873	sub find {	2235	sub find {
1874	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1875		2237
		2238	cf::cede_to_tick;
		2239
1876	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1877		2241
1878	cf::lock_wait "map_data:$path";#d#remove	2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1879	cf::lock_wait "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1880		2244
1881	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
1882	my $guard1 = cf::lock_acquire "map_find:$path";
1883	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1884
1885	my $map = new_from_path cf::map $path	2246	my $map = new_from_path cf::map $path
1886	or return;	2247	or return;
1887		2248
1888	$map->{last_save} = $cf::RUNTIME;	2249	$map->{last_save} = $cf::RUNTIME;
1889		2250
…		…
1891	or return;	2252	or return;
1892		2253
1893	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2254	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1894	# doing this can freeze the server in a sync job, obviously	2255	# doing this can freeze the server in a sync job, obviously
1895	#$cf::WAIT_FOR_TICK->wait;	2256	#$cf::WAIT_FOR_TICK->wait;
		2257	undef $guard2;
1896	undef $guard1;	2258	undef $guard1;
1897	undef $guard2;
1898	$map->reset;	2259	$map->reset;
1899	return find $path;	2260	return find $path;
1900	}	2261	}
1901		2262
1902	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
1903	}	2264	}
1904	}	2265	}
1905		2266
1906	sub pre_load { }	2267	sub pre_load { }
1907	sub post_load { }	2268	#sub post_load { } # XS
1908		2269
1909	sub load {	2270	sub load {
1910	my ($self) = @_;	2271	my ($self) = @_;
1911		2272
1912	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1915		2276
1916	{	2277	{
1917	my $guard = cf::lock_acquire "map_data:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
1918		2279
1919	return unless $self->valid;	2280	return unless $self->valid;
1920	return unless $self->in_memory == cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
1921
1922	$self->in_memory (cf::MAP_LOADING);
1923		2282
1924	$self->alloc;	2283	$self->alloc;
1925		2284
1926	$self->pre_load;	2285	$self->pre_load;
1927	cf::cede_to_tick;	2286	cf::cede_to_tick;
1928		2287
		2288	if (exists $self->{load_path}) {
1929	my $f = new_from_file cf::object::thawer $self->{load_path};	2289	my $f = new_from_file cf::object::thawer $self->{load_path};
1930	$f->skip_block;	2290	$f->skip_block;
1931	$self->_load_objects ($f)	2291	$self->_load_objects ($f)
1932	or return;	2292	or return;
1933		2293
1934	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2294	$self->post_load_original
1935	if delete $self->{load_original};	2295	if delete $self->{load_original};
1936		2296
1937	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
1938	utf8::encode $uniq;	2298	utf8::encode $uniq;
1939	unless (aio_stat $uniq) {	2299	unless (aio_stat $uniq) {
1940	if (my $f = new_from_file cf::object::thawer $uniq) {	2300	if (my $f = new_from_file cf::object::thawer $uniq) {
1941	$self->clear_unique_items;	2301	$self->clear_unique_items;
1942	$self->_load_objects ($f);	2302	$self->_load_objects ($f);
1943	$f->resolve_delayed_derefs;	2303	$f->resolve_delayed_derefs;
		2304	}
1944	}	2305	}
1945	}	2306	}
1946	}
1947		2307
1948	$f->resolve_delayed_derefs;	2308	$f->resolve_delayed_derefs;
		2309	} else {
		2310	$self->post_load_original
		2311	if delete $self->{load_original};
		2312	}
		2313
		2314	$self->state (cf::MAP_INACTIVE);
1949		2315
1950	cf::cede_to_tick;	2316	cf::cede_to_tick;
1951	# now do the right thing for maps	2317	# now do the right thing for maps
1952	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
1953	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
…		…
1957	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
1958	$self->decay_objects;	2324	$self->decay_objects;
1959	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
1960	$self->update_buttons;	2326	$self->update_buttons;
1961	cf::cede_to_tick;	2327	cf::cede_to_tick;
1962	$self->set_darkness_map;	2328	#$self->activate; # no longer activate maps automatically
1963	cf::cede_to_tick;
1964	$self->activate;
1965	}	2329	}
1966		2330
1967	$self->{last_save} = $cf::RUNTIME;	2331	$self->{last_save} = $cf::RUNTIME;
1968	$self->last_access ($cf::RUNTIME);	2332	$self->last_access ($cf::RUNTIME);
1969
1970	$self->in_memory (cf::MAP_IN_MEMORY);
1971	}	2333	}
1972		2334
1973	$self->post_load;	2335	$self->post_load;
1974	}
1975		2336
		2337	1
		2338	}
		2339
		2340	# customize the map for a given player, i.e.
		2341	# return the _real_ map. used by e.g. per-player
		2342	# maps to change the path to ~playername/mappath
1976	sub customise_for {	2343	sub customise_for {
1977	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
1978		2345
1979	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
1980	if $self->per_player;	2347	if $self->per_player;
…		…
1983	# if $self->per_party;	2350	# if $self->per_party;
1984		2351
1985	$self	2352	$self
1986	}	2353	}
1987		2354
1988	# find and load all maps in the 3x3 area around a map
1989	sub load_neighbours {
1990	my ($map) = @_;
1991
1992	my @neigh; # diagonal neighbours
1993
1994	for (0 .. 3) {
1995	my $neigh = $map->tile_path ($_)
1996	or next;
1997	$neigh = find $neigh, $map
1998	or next;
1999	$neigh->load;
2000
2001	push @neigh,
2002	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2003	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2004	}
2005
2006	for (grep defined $_->[0], @neigh) {
2007	my ($path, $origin) = @$_;
2008	my $neigh = find $path, $origin
2009	or next;
2010	$neigh->load;
2011	}
2012	}
2013
2014	sub find_sync {	2355	sub find_sync {
2015	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
2016		2357
2017	cf::sync_job { find $path, $origin }	2358	# it's a bug to call this from the main context
		2359	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2360	if $Coro::current == $Coro::main;
		2361
		2362	find $path, $origin
2018	}	2363	}
2019		2364
2020	sub do_load_sync {	2365	sub do_load_sync {
2021	my ($map) = @_;	2366	my ($map) = @_;
2022		2367
		2368	# it's a bug to call this from the main context
2023	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2024	if $Coro::current == $Coro::main;	2370	if $Coro::current == $Coro::main;
2025		2371
2026	cf::sync_job { $map->load };	2372	$map->load;
2027	}	2373	}
2028		2374
2029	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
2030	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
2031		2377
2032	sub find_async {	2378	sub find_async {
2033	my ($path, $origin, $load) = @_;	2379	my ($path, $origin, $load) = @_;
2034		2380
2035	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
2036		2382
2037	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
2038	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2384	return $map if !$load || $map->linkable;
2039	}	2385	}
2040		2386
2041	$MAP_PREFETCH{$path} |= $load;	2387	$MAP_PREFETCH{$path} |= $load;
2042		2388
2043	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
…		…
2057	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
2058		2404
2059	()	2405	()
2060	}	2406	}
2061		2407
		2408	# common code, used by both ->save and ->swapout
2062	sub save {	2409	sub _save {
2063	my ($self) = @_;	2410	my ($self) = @_;
2064
2065	my $lock = cf::lock_acquire "map_data:$self->{path}";
2066		2411
2067	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
2068		2413
2069	return unless $self->dirty;	2414	return unless $self->dirty;
2070		2415
…		…
2079		2424
2080	cf::async {	2425	cf::async {
2081	$Coro::current->{desc} = "map player save";	2426	$Coro::current->{desc} = "map player save";
2082	$_->contr->save for $self->players;	2427	$_->contr->save for $self->players;
2083	};	2428	};
		2429
		2430	cf::get_slot 0.02;
2084		2431
2085	if ($uniq) {	2432	if ($uniq) {
2086	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2433	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2087	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2434	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2088	} else {	2435	} else {
2089	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2436	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2090	}	2437	}
2091	}	2438	}
2092		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
2093	sub swap_out {	2448	sub swap_out {
2094	my ($self) = @_;	2449	my ($self) = @_;
2095		2450
2096	# save first because save cedes
2097	$self->save;
2098
2099	my $lock = cf::lock_acquire "map_data:$self->{path}";	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
2100		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
2101	return if $self->players;	2455	return if $self->players;
2102	return if $self->in_memory != cf::MAP_IN_MEMORY;	2456
		2457	# first deactivate the map and "unlink" it from the core
		2458	$self->deactivate;
		2459	$_->clear_links_to ($self) for values %cf::MAP;
		2460	$self->state (cf::MAP_SWAPPED);
		2461
		2462	# then atomically save
		2463	$self->_save;
		2464
		2465	# then free the map
		2466	$self->clear;
		2467	}
		2468
		2469	sub reset_at {
		2470	my ($self) = @_;
		2471
		2472	# TODO: safety, remove and allow resettable per-player maps
2103	return if $self->{deny_save};	2473	return 1e99 if $self->{deny_reset};
2104		2474
		2475	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2476	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2477
		2478	$time + $to
		2479	}
		2480
		2481	sub should_reset {
		2482	my ($self) = @_;
		2483
		2484	$self->reset_at <= $cf::RUNTIME
		2485	}
		2486
		2487	sub reset {
		2488	my ($self) = @_;
		2489
		2490	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2491
		2492	return if $self->players;
		2493
		2494	cf::trace "resetting map ", $self->path, "\n";
		2495
2105	$self->in_memory (cf::MAP_SWAPPED);	2496	$self->state (cf::MAP_SWAPPED);
		2497
		2498	# need to save uniques path
		2499	unless ($self->{deny_save}) {
		2500	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2501
		2502	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2503	if $uniq;
		2504	}
		2505
		2506	delete $cf::MAP{$self->path};
2106		2507
2107	$self->deactivate;	2508	$self->deactivate;
2108	$_->clear_links_to ($self) for values %cf::MAP;	2509	$_->clear_links_to ($self) for values %cf::MAP;
2109	$self->clear;	2510	$self->clear;
2110	}
2111
2112	sub reset_at {
2113	my ($self) = @_;
2114
2115	# TODO: safety, remove and allow resettable per-player maps
2116	return 1e99 if $self->{deny_reset};
2117
2118	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2119	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2120
2121	$time + $to
2122	}
2123
2124	sub should_reset {
2125	my ($self) = @_;
2126
2127	$self->reset_at <= $cf::RUNTIME
2128	}
2129
2130	sub reset {
2131	my ($self) = @_;
2132
2133	my $lock = cf::lock_acquire "map_data:$self->{path}";
2134
2135	return if $self->players;
2136
2137	warn "resetting map ", $self->path;
2138
2139	$self->in_memory (cf::MAP_SWAPPED);
2140
2141	# need to save uniques path
2142	unless ($self->{deny_save}) {
2143	my $uniq = $self->uniq_path; utf8::encode $uniq;
2144
2145	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2146	if $uniq;
2147	}
2148
2149	delete $cf::MAP{$self->path};
2150
2151	$self->deactivate;
2152	$_->clear_links_to ($self) for values %cf::MAP;
2153	$self->clear;
2154		2511
2155	$self->unlink_save;	2512	$self->unlink_save;
2156	$self->destroy;	2513	$self->destroy;
2157	}	2514	}
2158		2515
…		…
2166		2523
2167	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2168		2525
2169	$self->unlink_save;	2526	$self->unlink_save;
2170		2527
2171	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2172	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2173	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2174	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2175	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2176		2533
…		…
2225		2582
2226	sub unique_maps() {	2583	sub unique_maps() {
2227	[	2584	[
2228	map {	2585	map {
2229	utf8::decode $_;	2586	utf8::decode $_;
2230	/\.map$/	2587	s/\.map$//; # TODO future compatibility hack
		2588	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2589	? ()
2231	? normalise $_	2590	: normalise $_
2232	: ()
2233	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2234	]	2592	]
2235	}	2593	}
2236		2594
2237	package cf;	2595	=item cf::map::static_maps
		2596
		2597	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2598	file in the shared directory excluding F</styles> and F</editor>). May
		2599	block.
		2600
		2601	=cut
		2602
		2603	sub static_maps() {
		2604	my @dirs = "";
		2605	my @maps;
		2606
		2607	while (@dirs) {
		2608	my $dir = shift @dirs;
		2609
		2610	next if $dir eq "/styles" || $dir eq "/editor";
		2611
		2612	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2613	or return;
		2614
		2615	for (@$files) {
		2616	s/\.map$// or next;
		2617	utf8::decode $_;
		2618	push @maps, "$dir/$_";
		2619	}
		2620
		2621	push @dirs, map "$dir/$_", @$dirs;
		2622	}
		2623
		2624	\@maps
		2625	}
2238		2626
2239	=back	2627	=back
2240		2628
2241	=head3 cf::object	2629	=head3 cf::object
2242		2630
…		…
2246		2634
2247	=over 4	2635	=over 4
2248		2636
2249	=item $ob->inv_recursive	2637	=item $ob->inv_recursive
2250		2638
2251	Returns the inventory of the object _and_ their inventories, recursively.	2639	Returns the inventory of the object I<and> their inventories, recursively,
		2640	but I<not> the object itself.
2252		2641
2253	=cut	2642	=cut
2254		2643
2255	sub inv_recursive_;	2644	sub inv_recursive_;
2256	sub inv_recursive_ {	2645	sub inv_recursive_ {
…		…
2261	inv_recursive_ inv $_[0]	2650	inv_recursive_ inv $_[0]
2262	}	2651	}
2263		2652
2264	=item $ref = $ob->ref	2653	=item $ref = $ob->ref
2265		2654
2266	creates and returns a persistent reference to an objetc that can be stored as a string.	2655	Creates and returns a persistent reference to an object that can be stored as a string.
2267		2656
2268	=item $ob = cf::object::deref ($refstring)	2657	=item $ob = cf::object::deref ($refstring)
2269		2658
2270	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2659	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2271	even if the object actually exists. May block.	2660	even if the object actually exists. May block.
…		…
2273	=cut	2662	=cut
2274		2663
2275	sub deref {	2664	sub deref {
2276	my ($ref) = @_;	2665	my ($ref) = @_;
2277		2666
2278	# temporary compatibility#TODO#remove
2279	$ref =~ s{^<}{player/<};
2280
2281	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2667	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2282	my ($uuid, $name) = ($1, $2);	2668	my ($uuid, $name) = ($1, $2);
2283	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2669	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2284	or return;	2670	or return;
2285	$pl->ob->uuid eq $uuid	2671	$pl->ob->uuid eq $uuid
2286	or return;	2672	or return;
…		…
2306	can be C<undef>. Does the right thing when the player is currently in a	2692	can be C<undef>. Does the right thing when the player is currently in a
2307	dialogue with the given NPC character.	2693	dialogue with the given NPC character.
2308		2694
2309	=cut	2695	=cut
2310		2696
		2697	our $SAY_CHANNEL = {
		2698	id => "say",
		2699	title => "Map",
		2700	reply => "say ",
		2701	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2702	};
		2703
		2704	our $CHAT_CHANNEL = {
		2705	id => "chat",
		2706	title => "Chat",
		2707	reply => "chat ",
		2708	tooltip => "Player chat and shouts, global to the server.",
		2709	};
		2710
2311	# rough implementation of a future "reply" method that works	2711	# rough implementation of a future "reply" method that works
2312	# with dialog boxes.	2712	# with dialog boxes.
2313	#TODO: the first argument must go, split into a $npc->reply_to ( method	2713	#TODO: the first argument must go, split into a $npc->reply_to ( method
2314	sub cf::object::player::reply($$$;$) {	2714	sub cf::object::player::reply($$$;$) {
2315	my ($self, $npc, $msg, $flags) = @_;	2715	my ($self, $npc, $msg, $flags) = @_;
…		…
2326	my $dialog = $pl->{npc_dialog};	2726	my $dialog = $pl->{npc_dialog};
2327	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2727	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2328		2728
2329	} else {	2729	} else {
2330	$msg = $npc->name . " says: $msg" if $npc;	2730	$msg = $npc->name . " says: $msg" if $npc;
2331	$self->message ($msg, $flags);	2731	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2332	}	2732	}
2333	}	2733	}
2334	}	2734	}
2335		2735
2336	=item $object->send_msg ($channel, $msg, $color, [extra...])	2736	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2361		2761
2362	=item $player_object->enter_link	2762	=item $player_object->enter_link
2363		2763
2364	Freezes the player and moves him/her to a special map (C<{link}>).	2764	Freezes the player and moves him/her to a special map (C<{link}>).
2365		2765
2366	The player should be reasonably safe there for short amounts of time. You	2766	The player should be reasonably safe there for short amounts of time (e.g.
2367	I<MUST> call C<leave_link> as soon as possible, though.	2767	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2768	though, as the player cannot control the character while it is on the link
		2769	map.
2368		2770
2369	Will never block.	2771	Will never block.
2370		2772
2371	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
2372		2774
…		…
2392	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2393	my ($self) = @_;	2795	my ($self) = @_;
2394		2796
2395	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2396		2798
		2799	++$self->{_link_recursion};
		2800
2397	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2398		2802
2399	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2400	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2401		2805
2402	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2403	}	2807	}
2404		2808
2405	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2406	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2407		2811
…		…
2424	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2425	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2426		2830
2427	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2428	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2429	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2430		2834
2431	$map->load;	2835	$map->load;
2432	$map->load_neighbours;
2433		2836
2434	return unless $self->contr->active;	2837	return unless $self->contr->active;
2435	$self->activate_recursive;
2436		2838
2437	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2438	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2439	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2440		2846
		2847	}
		2848
2441	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2849	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2442		2850
2443	Moves the player to the given map-path and coordinates by first freezing	2851	Moves the player to the given map-path and coordinates by first freezing
2444	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2445	that has to return the map if sucecssful, and then unfreezes the player on	2853	that has to return the map if sucecssful, and then unfreezes the player on
2446	the new (success) or old (failed) map position. In either case, $done will	2854	the new (success) or old (failed) map position. In either case, $done will
2447	be called at the end of this process.	2855	be called at the end of this process.
2448		2856
		2857	Note that $check will be called with a potentially non-loaded map, so if
		2858	it needs a loaded map it has to call C<< ->load >>.
		2859
2449	=cut	2860	=cut
2450		2861
2451	our $GOTOGEN;	2862	our $GOTOGEN;
2452		2863
2453	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2454	my ($self, $path, $x, $y, $check, $done) = @_;	2865	my ($self, $path, $x, $y, $check, $done) = @_;
		2866
		2867	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2868	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2869	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2870	($path, $x, $y) = @$EMERGENCY_POSITION;
		2871	}
2455		2872
2456	# do generation counting so two concurrent goto's will be executed in-order	2873	# do generation counting so two concurrent goto's will be executed in-order
2457	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2458		2875
2459	$self->enter_link;	2876	$self->enter_link;
…		…
2479	($path, $x, $y) = (undef, undef, undef);	2896	($path, $x, $y) = (undef, undef, undef);
2480	}	2897	}
2481	}	2898	}
2482		2899
2483	my $map = eval {	2900	my $map = eval {
2484	my $map = defined $path ? cf::map::find $path : undef;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2485		2902
2486	if ($map) {	2903	if ($map) {
2487	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2488	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2489	} else {	2906	} else {
2490	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2491	}	2908	}
2492		2909
2493	$map	2910	$map
…		…
2501	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2502	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2503	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2504	}	2921	}
2505		2922
2506	$done->() if $done;	2923	$done->($self) if $done;
2507	})->prio (1);	2924	})->prio (1);
2508	}	2925	}
2509		2926
2510	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2511		2928
…		…
2531	}	2948	}
2532		2949
2533	sub prepare_random_map {	2950	sub prepare_random_map {
2534	my ($exit) = @_;	2951	my ($exit) = @_;
2535		2952
2536	my $guard = cf::lock_acquire "exit_prepare:$exit";
2537
2538	# all this does is basically replace the /! path by	2953	# all this does is basically replace the /! path by
2539	# a new random map path (?random/...) with a seed	2954	# a new random map path (?random/...) with a seed
2540	# that depends on the exit object	2955	# that depends on the exit object
2541		2956
2542	my $rmp = parse_random_map_params $exit->msg;	2957	my $rmp = parse_random_map_params $exit->msg;
…		…
2544	if ($exit->map) {	2959	if ($exit->map) {
2545	$rmp->{region} = $exit->region->name;	2960	$rmp->{region} = $exit->region->name;
2546	$rmp->{origin_map} = $exit->map->path;	2961	$rmp->{origin_map} = $exit->map->path;
2547	$rmp->{origin_x} = $exit->x;	2962	$rmp->{origin_x} = $exit->x;
2548	$rmp->{origin_y} = $exit->y;	2963	$rmp->{origin_y} = $exit->y;
		2964
		2965	$exit->map->touch;
2549	}	2966	}
2550		2967
2551	$rmp->{random_seed} ||= $exit->random_seed;	2968	$rmp->{random_seed} ||= $exit->random_seed;
2552		2969
2553	my $data = cf::to_json $rmp;	2970	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2554	my $md5 = Digest::MD5::md5_hex $data;	2971	my $md5 = Digest::MD5::md5_hex $data;
2555	my $meta = "$RANDOMDIR/$md5.meta";	2972	my $meta = "$RANDOMDIR/$md5.meta";
2556		2973
2557	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2974	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2558	aio_write $fh, 0, (length $data), $data, 0;	2975	aio_write $fh, 0, (length $data), $data, 0;
2559	undef $fh;	2976	undef $fh;
2560	aio_rename "$meta~", $meta;	2977	aio_rename "$meta~", $meta;
2561		2978
		2979	my $slaying = "?random/$md5";
		2980
		2981	if ($exit->valid) {
2562	$exit->slaying ("?random/$md5");	2982	$exit->slaying ("?random/$md5");
2563	$exit->msg (undef);	2983	$exit->msg (undef);
		2984	}
2564	}	2985	}
2565	}	2986	}
2566		2987
2567	sub cf::object::player::enter_exit {	2988	sub cf::object::player::enter_exit {
2568	my ($self, $exit) = @_;	2989	my ($self, $exit) = @_;
2569		2990
2570	return unless $self->type == cf::PLAYER;	2991	return unless $self->type == cf::PLAYER;
2571		2992
2572	if ($exit->slaying eq "/!") {
2573	#TODO: this should de-fi-ni-te-ly not be a sync-job
2574	# the problem is that $exit might not survive long enough
2575	# so it needs to be done right now, right here
2576	cf::sync_job { prepare_random_map $exit };
2577	}
2578
2579	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2580	my $hp = $exit->stats->hp;
2581	my $sp = $exit->stats->sp;
2582
2583	$self->enter_link;	2993	$self->enter_link;
2584		2994
2585	# if exit is damned, update players death & WoR home-position
2586	$self->contr->savebed ($slaying, $hp, $sp)
2587	if $exit->flag (FLAG_DAMNED);
2588
2589	(async {	2995	(async {
2590	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2996	$Coro::current->{desc} = "enter_exit";
2591		2997
2592	$self->deactivate_recursive; # just to be sure
2593	unless (eval {	2998	unless (eval {
		2999	$self->deactivate_recursive; # just to be sure
		3000
		3001	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3002	my $x = $exit->stats->hp;
		3003	my $y = $exit->stats->sp;
		3004
		3005	# special map handling
		3006	my $slaying = $exit->slaying;
		3007
		3008	# special map handling
		3009	if ($slaying eq "/!") {
		3010	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3011
		3012	prepare_random_map $exit
		3013	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3014
		3015	$map = $exit->slaying;
		3016
		3017	} elsif ($slaying eq '!up') {
		3018	$map = $exit->map->tile_path (cf::TILE_UP);
		3019	$x = $exit->x;
		3020	$y = $exit->y;
		3021
		3022	} elsif ($slaying eq '!down') {
		3023	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3024	$x = $exit->x;
		3025	$y = $exit->y;
		3026	}
		3027
2594	$self->goto ($slaying, $hp, $sp);	3028	$self->goto ($map, $x, $y);
2595		3029
		3030	# if exit is damned, update players death & WoR home-position
		3031	$self->contr->savebed ($map, $x, $y)
		3032	if $exit->flag (cf::FLAG_DAMNED);
		3033
2596	1;	3034	1
2597	}) {	3035	}) {
2598	$self->message ("Something went wrong deep within the crossfire server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2599	. "I'll try to bring you back to the map you were before. "	3037	. "I'll try to bring you back to the map you were before. "
2600	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2601	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2602		3040
2603	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2604	$self->leave_link;	3042	$self->leave_link;
2605	}	3043	}
2606	})->prio (1);	3044	})->prio (1);
2607	}	3045	}
2608		3046
…		…
2620	sub cf::client::send_drawinfo {	3058	sub cf::client::send_drawinfo {
2621	my ($self, $text, $flags) = @_;	3059	my ($self, $text, $flags) = @_;
2622		3060
2623	utf8::encode $text;	3061	utf8::encode $text;
2624	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3062	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3063	}
		3064
		3065	=item $client->send_big_packet ($pkt)
		3066
		3067	Like C<send_packet>, but tries to compress large packets, and fragments
		3068	them as required.
		3069
		3070	=cut
		3071
		3072	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3073
		3074	sub cf::client::send_big_packet {
		3075	my ($self, $pkt) = @_;
		3076
		3077	# try lzf for large packets
		3078	$pkt = "lzf " . Compress::LZF::compress $pkt
		3079	if 1024 <= length $pkt and $self->{can_lzf};
		3080
		3081	# split very large packets
		3082	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3083	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3084	$pkt = "frag";
		3085	}
		3086
		3087	$self->send_packet ($pkt);
2625	}	3088	}
2626		3089
2627	=item $client->send_msg ($channel, $msg, $color, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2628		3091
2629	Send a drawinfo or msg packet to the client, formatting the msg for the	3092	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2631	the message, with C<log> being the default. If C<$color> is negative, suppress	3094	the message, with C<log> being the default. If C<$color> is negative, suppress
2632	the message unless the client supports the msg packet.	3095	the message unless the client supports the msg packet.
2633		3096
2634	=cut	3097	=cut
2635		3098
		3099	# non-persistent channels (usually the info channel)
2636	our %CHANNEL = (	3100	our %CHANNEL = (
		3101	"c/motd" => {
		3102	id => "infobox",
		3103	title => "MOTD",
		3104	reply => undef,
		3105	tooltip => "The message of the day",
		3106	},
2637	"c/identify" => {	3107	"c/identify" => {
2638	id => "identify",	3108	id => "infobox",
2639	title => "Identify",	3109	title => "Identify",
2640	reply => undef,	3110	reply => undef,
2641	tooltip => "Items recently identified",	3111	tooltip => "Items recently identified",
2642	},	3112	},
2643	"c/examine" => {	3113	"c/examine" => {
2644	id => "examine",	3114	id => "infobox",
2645	title => "Examine",	3115	title => "Examine",
2646	reply => undef,	3116	reply => undef,
2647	tooltip => "Signs and other items you examined",	3117	tooltip => "Signs and other items you examined",
2648	},	3118	},
		3119	"c/shopinfo" => {
		3120	id => "infobox",
		3121	title => "Shop Info",
		3122	reply => undef,
		3123	tooltip => "What your bargaining skill tells you about the shop",
		3124	},
		3125	"c/book" => {
		3126	id => "infobox",
		3127	title => "Book",
		3128	reply => undef,
		3129	tooltip => "The contents of a note or book",
		3130	},
		3131	"c/lookat" => {
		3132	id => "infobox",
		3133	title => "Look",
		3134	reply => undef,
		3135	tooltip => "What you saw there",
		3136	},
		3137	"c/who" => {
		3138	id => "infobox",
		3139	title => "Players",
		3140	reply => undef,
		3141	tooltip => "Shows players who are currently online",
		3142	},
		3143	"c/body" => {
		3144	id => "infobox",
		3145	title => "Body Parts",
		3146	reply => undef,
		3147	tooltip => "Shows which body parts you posess and are available",
		3148	},
		3149	"c/statistics" => {
		3150	id => "infobox",
		3151	title => "Statistics",
		3152	reply => undef,
		3153	tooltip => "Shows your primary statistics",
		3154	},
		3155	"c/skills" => {
		3156	id => "infobox",
		3157	title => "Skills",
		3158	reply => undef,
		3159	tooltip => "Shows your experience per skill and item power",
		3160	},
		3161	"c/shopitems" => {
		3162	id => "infobox",
		3163	title => "Shop Items",
		3164	reply => undef,
		3165	tooltip => "Shows the items currently for sale in this shop",
		3166	},
		3167	"c/resistances" => {
		3168	id => "infobox",
		3169	title => "Resistances",
		3170	reply => undef,
		3171	tooltip => "Shows your resistances",
		3172	},
		3173	"c/pets" => {
		3174	id => "infobox",
		3175	title => "Pets",
		3176	reply => undef,
		3177	tooltip => "Shows information abotu your pets/a specific pet",
		3178	},
		3179	"c/perceiveself" => {
		3180	id => "infobox",
		3181	title => "Perceive Self",
		3182	reply => undef,
		3183	tooltip => "You gained detailed knowledge about yourself",
		3184	},
		3185	"c/uptime" => {
		3186	id => "infobox",
		3187	title => "Uptime",
		3188	reply => undef,
		3189	tooltip => "How long the server has been running since last restart",
		3190	},
		3191	"c/mapinfo" => {
		3192	id => "infobox",
		3193	title => "Map Info",
		3194	reply => undef,
		3195	tooltip => "Information related to the maps",
		3196	},
		3197	"c/party" => {
		3198	id => "party",
		3199	title => "Party",
		3200	reply => "gsay ",
		3201	tooltip => "Messages and chat related to your party",
		3202	},
		3203	"c/death" => {
		3204	id => "death",
		3205	title => "Death",
		3206	reply => undef,
		3207	tooltip => "Reason for and more info about your most recent death",
		3208	},
		3209	"c/say" => $SAY_CHANNEL,
		3210	"c/chat" => $CHAT_CHANNEL,
2649	);	3211	);
2650		3212
2651	sub cf::client::send_msg {	3213	sub cf::client::send_msg {
2652	my ($self, $channel, $msg, $color, @extra) = @_;	3214	my ($self, $channel, $msg, $color, @extra) = @_;
2653		3215
2654	$msg = $self->pl->expand_cfpod ($msg);	3216	$msg = $self->pl->expand_cfpod ($msg)
		3217	unless $color & cf::NDI_VERBATIM;
2655		3218
2656	$color &= cf::NDI_CLIENT_MASK; # just in case...	3219	$color &= cf::NDI_CLIENT_MASK; # just in case...
2657		3220
2658	# check predefined channels, for the benefit of C	3221	# check predefined channels, for the benefit of C
2659	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3222	if ($CHANNEL{$channel}) {
		3223	$channel = $CHANNEL{$channel};
2660		3224
		3225	$self->ext_msg (channel_info => $channel);
		3226	$channel = $channel->{id};
		3227
2661	if (ref $channel) {	3228	} elsif (ref $channel) {
2662	# send meta info to client, if not yet sent	3229	# send meta info to client, if not yet sent
2663	unless (exists $self->{channel}{$channel->{id}}) {	3230	unless (exists $self->{channel}{$channel->{id}}) {
2664	$self->{channel}{$channel->{id}} = $channel;	3231	$self->{channel}{$channel->{id}} = $channel;
2665	$self->ext_msg (channel_info => $channel)	3232	$self->ext_msg (channel_info => $channel);
2666	if $self->can_msg;
2667	}	3233	}
2668		3234
2669	$channel = $channel->{id};	3235	$channel = $channel->{id};
2670	}	3236	}
2671		3237
2672	return unless @extra || length $msg;	3238	return unless @extra || length $msg;
2673		3239
2674	if ($self->can_msg) {
2675	# default colour, mask it out	3240	# default colour, mask it out
2676	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3241	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2677	if $color & cf::NDI_DEF;	3242	if $color & cf::NDI_DEF;
2678		3243
2679	$self->send_packet ("msg " . $self->{json_coder}->encode (	3244	my $pkt = "msg "
		3245	. $self->{json_coder}->encode (
2680	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2681	} else {	3247	);
2682	if ($color >= 0) {
2683	# replace some tags by gcfclient-compatible ones
2684	for ($msg) {
2685	1 while
2686	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2687	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2688	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2689	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2690	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2691	}
2692		3248
2693	$color &= cf::NDI_COLOR_MASK;	3249	$self->send_big_packet ($pkt);
2694
2695	utf8::encode $msg;
2696
2697	if (0 && $msg =~ /\[/) {
2698	# COMMAND/INFO
2699	$self->send_packet ("drawextinfo $color 10 8 $msg")
2700	} else {
2701	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2702	$self->send_packet ("drawinfo $color $msg")
2703	}
2704	}
2705	}
2706	}	3250	}
2707		3251
2708	=item $client->ext_msg ($type, @msg)	3252	=item $client->ext_msg ($type, @msg)
2709		3253
2710	Sends an ext event to the client.	3254	Sends an ext event to the client.
…		…
2712	=cut	3256	=cut
2713		3257
2714	sub cf::client::ext_msg($$@) {	3258	sub cf::client::ext_msg($$@) {
2715	my ($self, $type, @msg) = @_;	3259	my ($self, $type, @msg) = @_;
2716		3260
2717	if ($self->extcmd == 2) {
2718	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2719	} elsif ($self->extcmd == 1) { # TODO: remove
2720	push @msg, msgtype => "event_$type";
2721	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2722	}
2723	}
2724
2725	=item $client->ext_reply ($msgid, @msg)
2726
2727	Sends an ext reply to the client.
2728
2729	=cut
2730
2731	sub cf::client::ext_reply($$@) {
2732	my ($self, $id, @msg) = @_;
2733
2734	if ($self->extcmd == 2) {
2735	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2736	} elsif ($self->extcmd == 1) {
2737	#TODO: version 1, remove
2738	unshift @msg, msgtype => "reply", msgid => $id;
2739	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2740	}
2741	}	3262	}
2742		3263
2743	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2744		3265
2745	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2800	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2801		3322
2802	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2803		3324
2804	if (ref $msg) {	3325	if (ref $msg) {
2805	my ($type, $reply, @payload) =	3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2806	"ARRAY" eq ref $msg
2807	? @$msg
2808	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2809		3327
2810	my @reply;
2811
2812	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTIACMD{$type}) {
		3329	$cb->(
		3330	$ns,
		3331	sub {
		3332	$ns->ext_msg ("reply-$reply", @_)
		3333	if $reply;
		3334	},
		3335	@payload
		3336	);
		3337	} else {
		3338	my @reply;
		3339
		3340	if (my $cb = $EXTICMD{$type}) {
2813	@reply = $cb->($ns, @payload);	3341	@reply = $cb->($ns, @payload);
		3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
2814	}	3346	}
2815
2816	$ns->ext_reply ($reply, @reply)
2817	if $reply;
2818
2819	} else {	3347	} else {
2820	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3348	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2821	}	3349	}
2822		3350
2823	cf::override;	3351	cf::override;
2824	},	3352	},
2825	);	3353	);
…		…
2845		3373
2846	$coro	3374	$coro
2847	}	3375	}
2848		3376
2849	cf::client->attach (	3377	cf::client->attach (
2850	on_destroy => sub {	3378	on_client_destroy => sub {
2851	my ($ns) = @_;	3379	my ($ns) = @_;
2852		3380
2853	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2854	},	3382	},
2855	);	3383	);
…		…
2871	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
2872		3400
2873	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
2874		3402
2875	$safe->permit_only (Opcode::opset qw(	3403	$safe->permit_only (Opcode::opset qw(
2876	:base_core :base_mem :base_orig :base_math	3404	:base_core :base_mem :base_orig :base_math :base_loop
2877	grepstart grepwhile mapstart mapwhile	3405	grepstart grepwhile mapstart mapwhile
2878	sort time	3406	sort time
2879	));	3407	));
2880		3408
2881	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
…		…
2883	=pod	3411	=pod
2884		3412
2885	The following functions and methods are available within a safe environment:	3413	The following functions and methods are available within a safe environment:
2886		3414
2887	cf::object	3415	cf::object
2888	contr pay_amount pay_player map x y force_find force_add	3416	contr pay_amount pay_player map x y force_find force_add destroy
2889	insert remove name archname title slaying race decrease_ob_nr	3417	insert remove name archname title slaying race decrease split
		3418	value
2890		3419
2891	cf::object::player	3420	cf::object::player
2892	player	3421	player
2893		3422
2894	cf::player	3423	cf::player
…		…
2899		3428
2900	=cut	3429	=cut
2901		3430
2902	for (	3431	for (
2903	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3432	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2904	insert remove inv name archname title slaying race	3433	insert remove inv nrof name archname title slaying race
2905	decrease_ob_nr)],	3434	decrease split destroy change_exp value msg lore send_msg)],
2906	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
2907	["cf::player" => qw(peaceful)],	3436	["cf::player" => qw(peaceful send_msg)],
2908	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
2909	) {	3438	) {
2910	no strict 'refs';
2911	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
2912	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2913	for @funs;	3441	for @funs;
2914	}	3442	}
2915		3443
…		…
2930		3458
2931	my $qcode = $code;	3459	my $qcode = $code;
2932	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2933	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
2934		3462
		3463	%vars = (_dummy => 0) unless %vars;
		3464
		3465	my @res;
2935	local $_;	3466	local $_;
2936	local @safe::cf::_safe_eval_args = values %vars;
2937		3467
2938	my $eval =	3468	my $eval =
2939	"do {\n"	3469	"do {\n"
2940	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2941	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
2942	. $code	3472	. $code
2943	. "\n}"	3473	. "\n}"
2944	;	3474	;
2945		3475
		3476	if ($CFG{safe_eval}) {
2946	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
2947	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2948	sub_generation_inc;	3480	sub_generation_inc;
		3481	} else {
		3482	local @cf::_safe_eval_args = values %vars;
		3483	@res = wantarray ? eval eval : scalar eval $eval;
		3484	}
2949		3485
2950	if ($@) {	3486	if ($@) {
2951	warn "$@";	3487	warn "$@",
2952	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
2953	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
2954	}	3490	}
2955		3491
2956	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
2957	}	3493	}
2958		3494
…		…
2972	=cut	3508	=cut
2973		3509
2974	sub register_script_function {	3510	sub register_script_function {
2975	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
2976		3512
2977	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
2978	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
2979	}	3515	}
2980		3516
2981	=back	3517	=back
2982		3518
2983	=cut	3519	=cut
2984		3520
2985	#############################################################################	3521	#############################################################################
2986	# the server's init and main functions	3522	# the server's init and main functions
		3523
		3524	our %FACEHASH; # hash => idx, #d# HACK for http server
		3525
		3526	# internal api, not fianlised
		3527	sub set_face {
		3528	my ($name, $type, $data) = @_;
		3529
		3530	my $idx = cf::face::find $name;
		3531
		3532	if ($idx) {
		3533	delete $FACEHASH{cf::face::get_chksum $idx};
		3534	} else {
		3535	$idx = cf::face::alloc $name;
		3536	}
		3537
		3538	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3539
		3540	cf::face::set_type $idx, $type;
		3541	cf::face::set_data $idx, 0, $data, $hash;
		3542	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3543	$FACEHASH{$hash} = $idx;#d#
		3544
		3545	$idx
		3546	}
2987		3547
2988	sub load_facedata($) {	3548	sub load_facedata($) {
2989	my ($path) = @_;	3549	my ($path) = @_;
2990		3550
2991	# HACK to clear player env face cache, we need some signal framework	3551	# HACK to clear player env face cache, we need some signal framework
2992	# for this (global event?)	3552	# for this (global event?)
2993	%ext::player_env::MUSIC_FACE_CACHE = ();	3553	%ext::player_env::MUSIC_FACE_CACHE = ();
2994		3554
2995	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3555	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2996		3556
2997	warn "loading facedata from $path\n";	3557	trace "loading facedata from $path\n";
2998		3558
2999	my $facedata;	3559	my $facedata = decode_storable load_file $path;
3000	0 < aio_load $path, $facedata
3001	or die "$path: $!";
3002
3003	$facedata = Coro::Storable::thaw $facedata;
3004		3560
3005	$facedata->{version} == 2	3561	$facedata->{version} == 2
3006	or cf::cleanup "$path: version mismatch, cannot proceed.";	3562	or cf::cleanup "$path: version mismatch, cannot proceed.";
3007		3563
3008	# patch in the exptable
3009	$facedata->{resource}{"res/exp_table"} = {
3010	type => FT_RSRC,
3011	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3012	};
3013	cf::cede_to_tick;	3564	cf::cede_to_tick;
3014		3565
3015	{	3566	{
3016	my $faces = $facedata->{faceinfo};	3567	my $faces = $facedata->{faceinfo};
3017		3568
3018	while (my ($face, $info) = each %$faces) {	3569	for my $face (sort keys %$faces) {
		3570	my $info = $faces->{$face};
3019	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3571	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3572
3020	cf::face::set_visibility $idx, $info->{visibility};	3573	cf::face::set_visibility $idx, $info->{visibility};
3021	cf::face::set_magicmap $idx, $info->{magicmap};	3574	cf::face::set_magicmap $idx, $info->{magicmap};
3022	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3575	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3023	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3576	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3577	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3578	$FACEHASH{$info->{hash64}} = $idx;#d#
3024		3579
3025	cf::cede_to_tick;	3580	cf::cede_to_tick;
3026	}	3581	}
3027		3582
3028	while (my ($face, $info) = each %$faces) {	3583	while (my ($face, $info) = each %$faces) {
3029	next unless $info->{smooth};	3584	next unless $info->{smooth};
		3585
3030	my $idx = cf::face::find $face	3586	my $idx = cf::face::find $face
3031	or next;	3587	or next;
		3588
3032	if (my $smooth = cf::face::find $info->{smooth}) {	3589	if (my $smooth = cf::face::find $info->{smooth}) {
3033	cf::face::set_smooth $idx, $smooth;	3590	cf::face::set_smooth $idx, $smooth;
3034	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3591	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3035	} else {	3592	} else {
3036	warn "smooth face '$info->{smooth}' not found for face '$face'";	3593	error "smooth face '$info->{smooth}' not found for face '$face'";
3037	}	3594	}
3038		3595
3039	cf::cede_to_tick;	3596	cf::cede_to_tick;
3040	}	3597	}
3041	}	3598	}
…		…
3050		3607
3051	cf::anim::invalidate_all; # d'oh	3608	cf::anim::invalidate_all; # d'oh
3052	}	3609	}
3053		3610
3054	{	3611	{
3055	# TODO: for gcfclient pleasure, we should give resources
3056	# that gcfclient doesn't grok a >10000 face index.
3057	my $res = $facedata->{resource};	3612	my $res = $facedata->{resource};
3058		3613
3059	my $soundconf = delete $res->{"res/sound.conf"};
3060
3061	while (my ($name, $info) = each %$res) {	3614	while (my ($name, $info) = each %$res) {
		3615	if (defined (my $type = $info->{type})) {
		3616	# TODO: different hash - must free and use new index, or cache ixface data queue
3062	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3617	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3063	my $data;
3064		3618
3065	if ($info->{type} & 1) {	3619	cf::face::set_type $idx, $type;
3066	# prepend meta info	3620	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3067		3621	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3068	my $meta = $enc->encode ({	3622	$FACEHASH{$info->{hash}} = $idx;#d#
3069	name => $name,
3070	%{ $info->{meta} || {} },
3071	});
3072
3073	$data = pack "(w/a*)*", $meta, $info->{data};
3074	} else {	3623	} else {
3075	$data = $info->{data};	3624	# $RESOURCE{$name} = $info; # unused
3076	}	3625	}
3077		3626
3078	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3079	cf::face::set_type $idx, $info->{type};
3080
3081	cf::cede_to_tick;	3627	cf::cede_to_tick;
3082	}	3628	}
3083
3084	if ($soundconf) {
3085	$soundconf = $enc->decode (delete $soundconf->{data});
3086
3087	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3088	my $sound = $soundconf->{compat}[$_]
3089	or next;
3090
3091	my $face = cf::face::find "sound/$sound->[1]";
3092	cf::sound::set $sound->[0] => $face;
3093	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3094	}
3095
3096	while (my ($k, $v) = each %{$soundconf->{event}}) {
3097	my $face = cf::face::find "sound/$v";
3098	cf::sound::set $k => $face;
3099	}
3100	}
3101	}	3629	}
		3630
		3631	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3102		3632
3103	1	3633	1
3104	}	3634	}
3105		3635
3106	register_exticmd fx_want => sub {	3636	register_exticmd fx_want => sub {
…		…
3108		3638
3109	while (my ($k, $v) = each %$want) {	3639	while (my ($k, $v) = each %$want) {
3110	$ns->fx_want ($k, $v);	3640	$ns->fx_want ($k, $v);
3111	}	3641	}
3112	};	3642	};
		3643
		3644	sub load_resource_file($) {
		3645	my $guard = lock_acquire "load_resource_file";
		3646
		3647	my $status = load_resource_file_ $_[0];
		3648	get_slot 0.1, 100;
		3649	cf::arch::commit_load;
		3650
		3651	$status
		3652	}
		3653
		3654	sub reload_exp_table {
		3655	_reload_exp_table;
		3656
		3657	set_face "res/exp_table" => FT_RSRC,
		3658	JSON::XS->new->utf8->canonical->encode (
		3659	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3660	);
		3661	}
		3662
		3663	sub reload_materials {
		3664	_reload_materials;
		3665	}
3113		3666
3114	sub reload_regions {	3667	sub reload_regions {
3115	# HACK to clear player env face cache, we need some signal framework	3668	# HACK to clear player env face cache, we need some signal framework
3116	# for this (global event?)	3669	# for this (global event?)
3117	%ext::player_env::MUSIC_FACE_CACHE = ();	3670	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3131	}	3684	}
3132		3685
3133	sub reload_archetypes {	3686	sub reload_archetypes {
3134	load_resource_file "$DATADIR/archetypes"	3687	load_resource_file "$DATADIR/archetypes"
3135	or die "unable to load archetypes\n";	3688	or die "unable to load archetypes\n";
3136	#d# NEED to laod twice to resolve forward references	3689
3137	# this really needs to be done in an extra post-pass	3690	set_face "res/skill_info" => FT_RSRC,
3138	# (which needs to be synchronous, so solve it differently)	3691	JSON::XS->new->utf8->canonical->encode (
3139	load_resource_file "$DATADIR/archetypes"	3692	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
3140	or die "unable to load archetypes\n";	3693	);
		3694	set_face "res/spell_paths" => FT_RSRC,
		3695	JSON::XS->new->utf8->canonical->encode (
		3696	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3697	);
3141	}	3698	}
3142		3699
3143	sub reload_treasures {	3700	sub reload_treasures {
3144	load_resource_file "$DATADIR/treasures"	3701	load_resource_file "$DATADIR/treasures"
3145	or die "unable to load treasurelists\n";	3702	or die "unable to load treasurelists\n";
3146	}	3703	}
3147		3704
		3705	sub reload_sound {
		3706	trace "loading sound config from $DATADIR/sound\n";
		3707
		3708	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3709
		3710	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3711	my $sound = $soundconf->{compat}[$_]
		3712	or next;
		3713
		3714	my $face = cf::face::find "sound/$sound->[1]";
		3715	cf::sound::set $sound->[0] => $face;
		3716	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3717	}
		3718
		3719	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3720	my $face = cf::face::find "sound/$v";
		3721	cf::sound::set $k => $face;
		3722	}
		3723	}
		3724
3148	sub reload_resources {	3725	sub reload_resources {
3149	warn "reloading resource files...\n";	3726	trace "reloading resource files...\n";
3150		3727
		3728	reload_materials;
		3729	reload_facedata;
		3730	reload_exp_table;
		3731	reload_sound;
		3732	reload_archetypes;
3151	reload_regions;	3733	reload_regions;
3152	reload_facedata;
3153	#reload_archetypes;#d#
3154	reload_archetypes;
3155	reload_treasures;	3734	reload_treasures;
3156		3735
3157	warn "finished reloading resource files\n";	3736	trace "finished reloading resource files\n";
3158	}
3159
3160	sub init {
3161	reload_resources;
3162	}	3737	}
3163		3738
3164	sub reload_config {	3739	sub reload_config {
3165	open my $fh, "<:utf8", "$CONFDIR/config"	3740	trace "reloading config file...\n";
3166	or return;
3167		3741
3168	local $/;	3742	my $config = load_file "$CONFDIR/config";
3169	*CFG = YAML::Syck::Load <$fh>;	3743	utf8::decode $config;
		3744	*CFG = decode_yaml $config;
3170		3745
3171	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3746	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3172		3747
3173	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3748	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3174	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3749	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3175		3750
3176	if (exists $CFG{mlockall}) {	3751	if (exists $CFG{mlockall}) {
…		…
3180	};	3755	};
3181	warn $@ if $@;	3756	warn $@ if $@;
3182	}	3757	}
3183	}	3758	}
3184		3759
		3760	sub pidfile() {
		3761	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3762	or die "$PIDFILE: $!";
		3763	flock $fh, &Fcntl::LOCK_EX
		3764	or die "$PIDFILE: flock: $!";
		3765	$fh
		3766	}
		3767
		3768	# make sure only one server instance is running at any one time
		3769	sub atomic {
		3770	my $fh = pidfile;
		3771
		3772	my $pid = <$fh>;
		3773	kill 9, $pid if $pid > 0;
		3774
		3775	seek $fh, 0, 0;
		3776	print $fh $$;
		3777	}
		3778
		3779	sub main_loop {
		3780	trace "EV::loop starting\n";
		3781	if (1) {
		3782	EV::loop;
		3783	}
		3784	trace "EV::loop returned\n";
		3785	goto &main_loop unless $REALLY_UNLOOP;
		3786	}
		3787
3185	sub main {	3788	sub main {
		3789	cf::init_globals; # initialise logging
		3790
		3791	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3792	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3793	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3794	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3795
		3796	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3797
3186	# we must not ever block the main coroutine	3798	# we must not ever block the main coroutine
3187	local $Coro::idle = sub {	3799	$Coro::idle = sub {
3188	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3800	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3189	(async {	3801	(async {
3190	$Coro::current->{desc} = "IDLE BUG HANDLER";	3802	$Coro::current->{desc} = "IDLE BUG HANDLER";
3191	Event::one_event;	3803	EV::loop EV::LOOP_ONESHOT;
3192	})->prio (Coro::PRIO_MAX);	3804	})->prio (Coro::PRIO_MAX);
3193	};	3805	};
3194		3806
		3807	evthread_start IO::AIO::poll_fileno;
		3808
		3809	cf::sync_job {
		3810	cf::incloader::init ();
		3811
		3812	db_init;
		3813
		3814	cf::init_anim;
		3815	cf::init_attackmess;
		3816	cf::init_dynamic;
		3817
		3818	cf::load_settings;
		3819
		3820	reload_resources;
3195	reload_config;	3821	reload_config;
3196	db_init;	3822
		3823	cf::init_uuid;
		3824	cf::init_signals;
		3825	cf::init_skills;
		3826
		3827	cf::init_beforeplay;
		3828
		3829	atomic;
		3830
3197	load_extensions;	3831	load_extensions;
3198		3832
3199	$TICK_WATCHER->start;	3833	utime time, time, $RUNTIMEFILE;
3200	Event::loop;	3834
		3835	# no (long-running) fork's whatsoever before this point(!)
		3836	use POSIX ();
		3837	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3838
		3839	cf::_post_init 0;
		3840	};
		3841
		3842	cf::object::thawer::errors_are_fatal 0;
		3843	info "parse errors in files are no longer fatal from this point on.\n";
		3844
		3845	AE::postpone {
		3846	undef &main; # free gobs of memory :)
		3847	};
		3848
		3849	goto &main_loop;
3201	}	3850	}
3202		3851
3203	#############################################################################	3852	#############################################################################
3204	# initialisation and cleanup	3853	# initialisation and cleanup
3205		3854
3206	# install some emergency cleanup handlers	3855	# install some emergency cleanup handlers
3207	BEGIN {	3856	BEGIN {
		3857	our %SIGWATCHER = ();
3208	for my $signal (qw(INT HUP TERM)) {	3858	for my $signal (qw(INT HUP TERM)) {
3209	Event->signal (	3859	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3210	reentrant => 0,
3211	data => WF_AUTOCANCEL,
3212	signal => $signal,
3213	prio => 0,
3214	cb => sub {
3215	cf::cleanup "SIG$signal";	3860	cf::cleanup "SIG$signal";
3216	},
3217	);	3861	};
3218	}	3862	}
3219	}	3863	}
3220		3864
3221	sub write_runtime {	3865	sub write_runtime_sync {
3222	my $runtime = "$LOCALDIR/runtime";	3866	my $t0 = AE::time;
3223		3867
3224	# first touch the runtime file to show we are still running:	3868	# first touch the runtime file to show we are still running:
3225	# the fsync below can take a very very long time.	3869	# the fsync below can take a very very long time.
3226		3870
3227	IO::AIO::aio_utime $runtime, undef, undef;	3871	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3228		3872
3229	my $guard = cf::lock_acquire "write_runtime";	3873	my $guard = cf::lock_acquire "write_runtime";
3230		3874
3231	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3875	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3232	or return;	3876	or return;
3233		3877
3234	my $value = $cf::RUNTIME + 90 + 10;	3878	my $value = $cf::RUNTIME + 90 + 10;
3235	# 10 is the runtime save interval, for a monotonic clock	3879	# 10 is the runtime save interval, for a monotonic clock
3236	# 60 allows for the watchdog to kill the server.	3880	# 60 allows for the watchdog to kill the server.
…		…
3246	aio_utime $fh, undef, undef;	3890	aio_utime $fh, undef, undef;
3247		3891
3248	close $fh	3892	close $fh
3249	or return;	3893	or return;
3250		3894
3251	aio_rename "$runtime~", $runtime	3895	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3252	and return;	3896	and return;
3253		3897
3254	warn "runtime file written.\n";	3898	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3255		3899
3256	1	3900	1
		3901	}
		3902
		3903	our $uuid_lock;
		3904	our $uuid_skip;
		3905
		3906	sub write_uuid_sync($) {
		3907	$uuid_skip ||= $_[0];
		3908
		3909	return if $uuid_lock;
		3910	local $uuid_lock = 1;
		3911
		3912	my $uuid = "$LOCALDIR/uuid";
		3913
		3914	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3915	or return;
		3916
		3917	my $value = uuid_seq uuid_cur;
		3918
		3919	unless ($value) {
		3920	info "cowardly refusing to write zero uuid value!\n";
		3921	return;
		3922	}
		3923
		3924	my $value = uuid_str $value + $uuid_skip;
		3925	$uuid_skip = 0;
		3926
		3927	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3928	and return;
		3929
		3930	# always fsync - this file is important
		3931	aio_fsync $fh
		3932	and return;
		3933
		3934	close $fh
		3935	or return;
		3936
		3937	aio_rename "$uuid~", $uuid
		3938	and return;
		3939
		3940	trace "uuid file written ($value).\n";
		3941
		3942	1
		3943
		3944	}
		3945
		3946	sub write_uuid($$) {
		3947	my ($skip, $sync) = @_;
		3948
		3949	$sync ? write_uuid_sync $skip
		3950	: async { write_uuid_sync $skip };
3257	}	3951	}
3258		3952
3259	sub emergency_save() {	3953	sub emergency_save() {
3260	my $freeze_guard = cf::freeze_mainloop;	3954	my $freeze_guard = cf::freeze_mainloop;
3261		3955
3262	warn "enter emergency perl save\n";	3956	info "emergency_perl_save: enter\n";
		3957
		3958	# this is a trade-off: we want to be very quick here, so
		3959	# save all maps without fsync, and later call a global sync
		3960	# (which in turn might be very very slow)
		3961	local $USE_FSYNC = 0;
3263		3962
3264	cf::sync_job {	3963	cf::sync_job {
		3964	cf::write_runtime_sync; # external watchdog should not bark
		3965
3265	# use a peculiar iteration method to avoid tripping on perl	3966	# use a peculiar iteration method to avoid tripping on perl
3266	# refcount bugs in for. also avoids problems with players	3967	# refcount bugs in for. also avoids problems with players
3267	# and maps saved/destroyed asynchronously.	3968	# and maps saved/destroyed asynchronously.
3268	warn "begin emergency player save\n";	3969	info "emergency_perl_save: begin player save\n";
3269	for my $login (keys %cf::PLAYER) {	3970	for my $login (keys %cf::PLAYER) {
3270	my $pl = $cf::PLAYER{$login} or next;	3971	my $pl = $cf::PLAYER{$login} or next;
3271	$pl->valid or next;	3972	$pl->valid or next;
		3973	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3272	$pl->save;	3974	$pl->save;
3273	}	3975	}
3274	warn "end emergency player save\n";	3976	info "emergency_perl_save: end player save\n";
3275		3977
3276	warn "begin emergency map save\n";	3978	cf::write_runtime_sync; # external watchdog should not bark
		3979
		3980	info "emergency_perl_save: begin map save\n";
3277	for my $path (keys %cf::MAP) {	3981	for my $path (keys %cf::MAP) {
3278	my $map = $cf::MAP{$path} or next;	3982	my $map = $cf::MAP{$path} or next;
3279	$map->valid or next;	3983	$map->valid or next;
3280	$map->save;	3984	$map->save;
3281	}	3985	}
3282	warn "end emergency map save\n";	3986	info "emergency_perl_save: end map save\n";
3283		3987
3284	warn "begin emergency database checkpoint\n";	3988	cf::write_runtime_sync; # external watchdog should not bark
		3989
		3990	info "emergency_perl_save: begin database checkpoint\n";
3285	BDB::db_env_txn_checkpoint $DB_ENV;	3991	BDB::db_env_txn_checkpoint $DB_ENV;
3286	warn "end emergency database checkpoint\n";	3992	info "emergency_perl_save: end database checkpoint\n";
		3993
		3994	info "emergency_perl_save: begin write uuid\n";
		3995	write_uuid_sync 1;
		3996	info "emergency_perl_save: end write uuid\n";
		3997
		3998	cf::write_runtime_sync; # external watchdog should not bark
		3999
		4000	trace "emergency_perl_save: syncing database to disk";
		4001	BDB::db_env_txn_checkpoint $DB_ENV;
		4002
		4003	info "emergency_perl_save: starting sync\n";
		4004	IO::AIO::aio_sync sub {
		4005	info "emergency_perl_save: finished sync\n";
		4006	};
		4007
		4008	cf::write_runtime_sync; # external watchdog should not bark
		4009
		4010	trace "emergency_perl_save: flushing outstanding aio requests";
		4011	while (IO::AIO::nreqs || BDB::nreqs) {
		4012	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4013	}
		4014
		4015	cf::write_runtime_sync; # external watchdog should not bark
3287	};	4016	};
3288		4017
3289	warn "leave emergency perl save\n";	4018	info "emergency_perl_save: leave\n";
3290	}	4019	}
3291		4020
3292	sub post_cleanup {	4021	sub post_cleanup {
3293	my ($make_core) = @_;	4022	my ($make_core) = @_;
3294		4023
		4024	IO::AIO::flush;
		4025
3295	warn Carp::longmess "post_cleanup backtrace"	4026	error Carp::longmess "post_cleanup backtrace"
3296	if $make_core;	4027	if $make_core;
		4028
		4029	my $fh = pidfile;
		4030	unlink $PIDFILE if <$fh> == $$;
		4031	}
		4032
		4033	# a safer delete_package, copied from Symbol
		4034	sub clear_package($) {
		4035	my $pkg = shift;
		4036
		4037	# expand to full symbol table name if needed
		4038	unless ($pkg =~ /^main::.*::$/) {
		4039	$pkg = "main$pkg" if $pkg =~ /^::/;
		4040	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4041	$pkg .= '::' unless $pkg =~ /::$/;
		4042	}
		4043
		4044	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4045	my $stem_symtab = *{$stem}{HASH};
		4046
		4047	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4048	or return;
		4049
		4050	# clear all symbols
		4051	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4052	for my $name (keys %$leaf_symtab) {
		4053	_gv_clear *{"$pkg$name"};
		4054	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4055	}
3297	}	4056	}
3298		4057
3299	sub do_reload_perl() {	4058	sub do_reload_perl() {
3300	# can/must only be called in main	4059	# can/must only be called in main
3301	if ($Coro::current != $Coro::main) {	4060	unless (in_main) {
3302	warn "can only reload from main coroutine";	4061	error "can only reload from main coroutine";
3303	return;	4062	return;
3304	}	4063	}
3305		4064
3306	warn "reloading...";	4065	return if $RELOAD++;
3307		4066
3308	warn "entering sync_job";	4067	my $t1 = AE::time;
3309		4068
		4069	while ($RELOAD) {
		4070	cf::get_slot 0.1, -1, "reload_perl";
		4071	info "perl_reload: reloading...";
		4072
		4073	trace "perl_reload: entering sync_job";
		4074
3310	cf::sync_job {	4075	cf::sync_job {
3311	cf::write_runtime; # external watchdog should not bark
3312	cf::emergency_save;	4076	#cf::emergency_save;
3313	cf::write_runtime; # external watchdog should not bark
3314		4077
3315	warn "syncing database to disk";
3316	BDB::db_env_txn_checkpoint $DB_ENV;
3317
3318	# if anything goes wrong in here, we should simply crash as we already saved
3319
3320	warn "cancelling all WF_AUTOCANCEL watchers";
3321	for (Event::all_watchers) {
3322	$_->cancel if $_->data & WF_AUTOCANCEL;
3323	}
3324
3325	warn "flushing outstanding aio requests";
3326	for (;;) {
3327	BDB::flush;
3328	IO::AIO::flush;
3329	Coro::cede;
3330	last unless IO::AIO::nreqs || BDB::nreqs;
3331	warn "iterate...";
3332	}
3333
3334	++$RELOAD;
3335
3336	warn "cancelling all extension coros";	4078	trace "perl_reload: cancelling all extension coros";
3337	$_->cancel for values %EXT_CORO;	4079	$_->cancel for values %EXT_CORO;
3338	%EXT_CORO = ();	4080	%EXT_CORO = ();
3339		4081
3340	warn "removing commands";	4082	trace "perl_reload: removing commands";
3341	%COMMAND = ();	4083	%COMMAND = ();
3342		4084
3343	warn "removing ext/exti commands";	4085	trace "perl_reload: removing ext/exti commands";
3344	%EXTCMD = ();	4086	%EXTCMD = ();
3345	%EXTICMD = ();	4087	%EXTICMD = ();
3346		4088
3347	warn "unloading/nuking all extensions";	4089	trace "perl_reload: unloading/nuking all extensions";
3348	for my $pkg (@EXTS) {	4090	for my $pkg (@EXTS) {
3349	warn "... unloading $pkg";	4091	trace "... unloading $pkg";
3350		4092
3351	if (my $cb = $pkg->can ("unload")) {	4093	if (my $cb = $pkg->can ("unload")) {
3352	eval {	4094	eval {
3353	$cb->($pkg);	4095	$cb->($pkg);
3354	1	4096	1
3355	} or warn "$pkg unloaded, but with errors: $@";	4097	} or error "$pkg unloaded, but with errors: $@";
		4098	}
		4099
		4100	trace "... clearing $pkg";
		4101	clear_package $pkg;
3356	}	4102	}
3357		4103
3358	warn "... nuking $pkg";
3359	Symbol::delete_package $pkg;
3360	}
3361
3362	warn "unloading all perl modules loaded from $LIBDIR";	4104	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3363	while (my ($k, $v) = each %INC) {	4105	while (my ($k, $v) = each %INC) {
3364	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4106	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3365		4107
3366	warn "... unloading $k";	4108	trace "... unloading $k";
3367	delete $INC{$k};	4109	delete $INC{$k};
3368		4110
3369	$k =~ s/\.pm$//;	4111	$k =~ s/\.pm$//;
3370	$k =~ s/\//::/g;	4112	$k =~ s/\//::/g;
3371		4113
3372	if (my $cb = $k->can ("unload_module")) {	4114	if (my $cb = $k->can ("unload_module")) {
3373	$cb->();	4115	$cb->();
		4116	}
		4117
		4118	clear_package $k;
3374	}	4119	}
3375		4120
3376	Symbol::delete_package $k;
3377	}
3378
3379	warn "getting rid of safe::, as good as possible";	4121	trace "perl_reload: getting rid of safe::, as good as possible";
3380	Symbol::delete_package "safe::$_"	4122	clear_package "safe::$_"
3381	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4123	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3382		4124
3383	warn "unloading cf.pm \"a bit\"";	4125	trace "perl_reload: unloading cf.pm \"a bit\"";
3384	delete $INC{"cf.pm"};	4126	delete $INC{"cf.pm"};
3385	delete $INC{"cf/pod.pm"};	4127	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3386		4128
3387	# don't, removes xs symbols, too,	4129	# don't, removes xs symbols, too,
3388	# and global variables created in xs	4130	# and global variables created in xs
3389	#Symbol::delete_package __PACKAGE__;	4131	#clear_package __PACKAGE__;
3390		4132
3391	warn "unload completed, starting to reload now";	4133	info "perl_reload: unload completed, starting to reload now";
3392		4134
3393	warn "reloading cf.pm";	4135	trace "perl_reload: reloading cf.pm";
3394	require cf;	4136	require cf;
3395	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4137	cf::_connect_to_perl_1;
3396		4138
3397	warn "loading config and database again";	4139	trace "perl_reload: loading config and database again";
3398	cf::reload_config;	4140	cf::reload_config;
3399		4141
3400	warn "loading extensions";	4142	trace "perl_reload: loading extensions";
3401	cf::load_extensions;	4143	cf::load_extensions;
3402		4144
		4145	if ($REATTACH_ON_RELOAD) {
3403	warn "reattaching attachments to objects/players";	4146	trace "perl_reload: reattaching attachments to objects/players";
3404	_global_reattach; # objects, sockets	4147	_global_reattach; # objects, sockets
3405	warn "reattaching attachments to maps";	4148	trace "perl_reload: reattaching attachments to maps";
3406	reattach $_ for values %MAP;	4149	reattach $_ for values %MAP;
3407	warn "reattaching attachments to players";	4150	trace "perl_reload: reattaching attachments to players";
3408	reattach $_ for values %PLAYER;	4151	reattach $_ for values %PLAYER;
		4152	}
3409		4153
3410	warn "leaving sync_job";	4154	cf::_post_init 1;
3411		4155
		4156	trace "perl_reload: leaving sync_job";
		4157
3412	1	4158	1
3413	} or do {	4159	} or do {
3414	warn $@;	4160	error $@;
3415	warn "error while reloading, exiting.";	4161	cf::cleanup "perl_reload: error, exiting.";
3416	exit 1;	4162	};
		4163
		4164	--$RELOAD;
3417	};	4165	}
3418		4166
3419	warn "reloaded";	4167	$t1 = AE::time - $t1;
		4168	info "perl_reload: completed in ${t1}s\n";
3420	};	4169	};
3421		4170
3422	our $RELOAD_WATCHER; # used only during reload	4171	our $RELOAD_WATCHER; # used only during reload
3423		4172
3424	sub reload_perl() {	4173	sub reload_perl() {
3425	# doing reload synchronously and two reloads happen back-to-back,	4174	# doing reload synchronously and two reloads happen back-to-back,
3426	# coro crashes during coro_state_free->destroy here.	4175	# coro crashes during coro_state_free->destroy here.
3427		4176
3428	$RELOAD_WATCHER ||= Event->timer (	4177	$RELOAD_WATCHER ||= cf::async {
3429	reentrant => 0,	4178	Coro::AIO::aio_wait cache_extensions;
3430	after => 0,	4179
3431	data => WF_AUTOCANCEL,	4180	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3432	cb => sub {
3433	do_reload_perl;	4181	do_reload_perl;
3434	undef $RELOAD_WATCHER;	4182	undef $RELOAD_WATCHER;
3435	},	4183	};
3436	);	4184	};
3437	}	4185	}
3438		4186
3439	register_command "reload" => sub {	4187	register_command "reload" => sub {
3440	my ($who, $arg) = @_;	4188	my ($who, $arg) = @_;
3441		4189
…		…
3446	reload_perl;	4194	reload_perl;
3447	};	4195	};
3448	}	4196	}
3449	};	4197	};
3450		4198
3451	unshift @INC, $LIBDIR;	4199	#############################################################################
3452		4200
3453	my $bug_warning = 0;	4201	my $bug_warning = 0;
3454		4202
3455	our @WAIT_FOR_TICK;
3456	our @WAIT_FOR_TICK_BEGIN;
3457
3458	sub wait_for_tick {	4203	sub wait_for_tick() {
3459	return unless $TICK_WATCHER->is_active;	4204	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3460	return if $Coro::current == $Coro::main;
3461		4205
3462	my $signal = new Coro::Signal;	4206	$WAIT_FOR_TICK->wait;
3463	push @WAIT_FOR_TICK, $signal;
3464	$signal->wait;
3465	}	4207	}
3466		4208
3467	sub wait_for_tick_begin {	4209	sub wait_for_tick_begin() {
3468	return unless $TICK_WATCHER->is_active;	4210	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3469	return if $Coro::current == $Coro::main;
3470		4211
3471	my $signal = new Coro::Signal;	4212	my $signal = new Coro::Signal;
3472	push @WAIT_FOR_TICK_BEGIN, $signal;	4213	push @WAIT_FOR_TICK_BEGIN, $signal;
3473	$signal->wait;	4214	$signal->wait;
3474	}	4215	}
3475		4216
3476	$TICK_WATCHER = Event->timer (	4217	sub tick {
3477	reentrant => 0,
3478	parked => 1,
3479	prio => 0,
3480	at => $NEXT_TICK || $TICK,
3481	data => WF_AUTOCANCEL,
3482	cb => sub {
3483	if ($Coro::current != $Coro::main) {	4218	if ($Coro::current != $Coro::main) {
3484	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4219	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3485	unless ++$bug_warning > 10;	4220	unless ++$bug_warning > 10;
3486	return;	4221	return;
3487	}	4222	}
3488		4223
3489	$NOW = $tick_start = Event::time;	4224	cf::one_tick; # one server iteration
3490		4225
3491	cf::server_tick; # one server iteration	4226	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3492		4227
3493	$RUNTIME += $TICK;
3494	$NEXT_TICK += $TICK;
3495
3496	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4228	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3497	$NEXT_RUNTIME_WRITE = $NOW + 10;	4229	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3498	Coro::async_pool {	4230	Coro::async_pool {
3499	$Coro::current->{desc} = "runtime saver";	4231	$Coro::current->{desc} = "runtime saver";
3500	write_runtime	4232	write_runtime_sync
3501	or warn "ERROR: unable to write runtime file: $!";	4233	or error "ERROR: unable to write runtime file: $!";
3502	};
3503	}	4234	};
		4235	}
3504		4236
3505	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4237	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3506	$sig->send;	4238	$sig->send;
3507	}	4239	}
3508	while (my $sig = shift @WAIT_FOR_TICK) {	4240	$WAIT_FOR_TICK->broadcast;
3509	$sig->send;
3510	}
3511		4241
3512	$NOW = Event::time;	4242	$LOAD = ($NOW - $TICK_START) / $TICK;
3513
3514	# if we are delayed by four ticks or more, skip them all
3515	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3516
3517	$TICK_WATCHER->at ($NEXT_TICK);
3518	$TICK_WATCHER->start;
3519
3520	$LOAD = ($NOW - $tick_start) / $TICK;
3521	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4243	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3522		4244
3523	_post_tick;	4245	if (0) {
		4246	if ($NEXT_TICK) {
		4247	my $jitter = $TICK_START - $NEXT_TICK;
		4248	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4249	debug "jitter $JITTER\n";#d#
		4250	}
3524	},	4251	}
3525	);	4252	}
3526		4253
3527	{	4254	{
		4255	# configure BDB
		4256	info "initialising database";
		4257
3528	BDB::min_parallel 8;	4258	BDB::min_parallel 16;
3529	BDB::max_poll_time $TICK * 0.1;	4259	BDB::max_poll_reqs $TICK * 0.1;
3530	$BDB_POLL_WATCHER = Event->io (	4260	#$AnyEvent::BDB::WATCHER->priority (1);
3531	reentrant => 0,
3532	fd => BDB::poll_fileno,
3533	poll => 'r',
3534	prio => 0,
3535	data => WF_AUTOCANCEL,
3536	cb => \&BDB::poll_cb,
3537	);
3538
3539	BDB::set_sync_prepare {
3540	my $status;
3541	my $current = $Coro::current;
3542	(
3543	sub {
3544	$status = $!;
3545	$current->ready; undef $current;
3546	},
3547	sub {
3548	Coro::schedule while defined $current;
3549	$! = $status;
3550	},
3551	)
3552	};
3553		4261
3554	unless ($DB_ENV) {	4262	unless ($DB_ENV) {
3555	$DB_ENV = BDB::db_env_create;	4263	$DB_ENV = BDB::db_env_create;
3556	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4264	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3557	| BDB::LOG_AUTOREMOVE, 1);	4265	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4266	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3558	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4267	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3559	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4268	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3560		4269
3561	cf::sync_job {	4270	cf::sync_job {
3562	eval {	4271	eval {
…		…
3572		4281
3573	cf::cleanup "db_env_open(db): $@" if $@;	4282	cf::cleanup "db_env_open(db): $@" if $@;
3574	};	4283	};
3575	}	4284	}
3576		4285
3577	$BDB_DEADLOCK_WATCHER = Event->timer (	4286	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3578	after => 3,
3579	interval => 1,
3580	hard => 1,
3581	prio => 0,
3582	data => WF_AUTOCANCEL,
3583	cb => sub {
3584	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4287	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3585	},
3586	);	4288	};
3587	$BDB_CHECKPOINT_WATCHER = Event->timer (	4289	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3588	after => 11,
3589	interval => 60,
3590	hard => 1,
3591	prio => 0,
3592	data => WF_AUTOCANCEL,
3593	cb => sub {
3594	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4290	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3595	},
3596	);	4291	};
3597	$BDB_TRICKLE_WATCHER = Event->timer (	4292	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3598	after => 5,
3599	interval => 10,
3600	hard => 1,
3601	prio => 0,
3602	data => WF_AUTOCANCEL,
3603	cb => sub {
3604	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4293	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3605	},
3606	);	4294	};
		4295
		4296	info "database initialised";
3607	}	4297	}
3608		4298
3609	{	4299	{
		4300	# configure IO::AIO
		4301
		4302	info "initialising aio";
3610	IO::AIO::min_parallel 8;	4303	IO::AIO::min_parallel 8;
3611
3612	undef $Coro::AIO::WATCHER;
3613	IO::AIO::max_poll_time $TICK * 0.1;	4304	IO::AIO::max_poll_time $TICK * 0.1;
3614	$AIO_POLL_WATCHER = Event->io (	4305	undef $AnyEvent::AIO::WATCHER;
3615	reentrant => 0,	4306	info "aio initialised";
3616	data => WF_AUTOCANCEL,
3617	fd => IO::AIO::poll_fileno,
3618	poll => 'r',
3619	prio => 6,
3620	cb => \&IO::AIO::poll_cb,
3621	);
3622	}	4307	}
3623		4308
3624	my $_log_backtrace;	4309	our $_log_backtrace;
		4310	our $_log_backtrace_last;
3625		4311
3626	sub _log_backtrace {	4312	sub _log_backtrace {
3627	my ($msg, @addr) = @_;	4313	my ($msg, @addr) = @_;
3628		4314
3629	$msg =~ s/\n//;	4315	$msg =~ s/\n$//;
3630		4316
		4317	if ($_log_backtrace_last eq $msg) {
		4318	LOG llevInfo, "[ABT] $msg\n";
		4319	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3631	# limit the # of concurrent backtraces	4320	# limit the # of concurrent backtraces
3632	if ($_log_backtrace < 2) {	4321	} elsif ($_log_backtrace < 2) {
		4322	$_log_backtrace_last = $msg;
3633	++$_log_backtrace;	4323	++$_log_backtrace;
		4324	my $perl_bt = Carp::longmess $msg;
3634	async {	4325	async {
3635	$Coro::current->{desc} = "abt $msg";	4326	$Coro::current->{desc} = "abt $msg";
3636		4327
3637	my @bt = fork_call {	4328	my @bt = fork_call {
3638	@addr = map { sprintf "%x", $_ } @addr;	4329	@addr = map { sprintf "%x", $_ } @addr;
…		…
3649	}	4340	}
3650		4341
3651	@funcs	4342	@funcs
3652	};	4343	};
3653		4344
3654	LOG llevInfo, "[ABT] $msg\n";	4345	LOG llevInfo, "[ABT] $perl_bt\n";
		4346	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3655	LOG llevInfo, "[ABT] $_\n" for @bt;	4347	LOG llevInfo, "[ABT] $_\n" for @bt;
3656	--$_log_backtrace;	4348	--$_log_backtrace;
3657	};	4349	};
3658	} else {	4350	} else {
3659	LOG llevInfo, "[ABT] $msg\n";	4351	LOG llevInfo, "[ABT] $msg\n";
3660	LOG llevInfo, "[ABT] [suppressed]\n";	4352	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3661	}	4353	}
3662	}	4354	}
3663		4355
3664	# load additional modules	4356	# load additional modules
3665	use cf::pod;	4357	require "cf/$_.pm" for @EXTRA_MODULES;
		4358	cf::_connect_to_perl_2;
3666		4359
3667	END { cf::emergency_save }	4360	END { cf::emergency_save }
3668		4361
3669	1	4362	1
3670		4363

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