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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.378 by root, Thu Oct 4 11:36:54 2007 UTC vs.
Revision 1.601 by root, Sun Nov 11 05:53:12 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 3.64 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
24	use Coro::Util ();	54	use Coro::Util ();
25		55
		56	use Guard ();
26	use JSON::XS ();	57	use JSON::XS 2.01 ();
27	use BDB ();	58	use BDB ();
28	use Data::Dumper;	59	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	60	use Fcntl;
31	use YAML::Syck ();	61	use YAML::XS ();
32	use IO::AIO 2.32 ();	62	use IO::AIO ();
33	use Time::HiRes;
34	use Compress::LZF;	63	use Compress::LZF;
35	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
36		67
37	# configure various modules to our taste	68	# configure various modules to our taste
38	#	69	#
39	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	71	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		72
		73	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		74
		75	# make sure c-lzf reinitialises itself
		76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		78
43	$Event::Eval = 1; # no idea why this is required, but it is	79	# strictly for debugging
44		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		81
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		83
		84	our @ORIG_INC;
51		85
52	our %COMMAND = ();	86	our %COMMAND = ();
53	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
54		88
55	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
57	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
60		96
61	our $RELOAD; # number of reloads so far	97	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
63		101
64	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
65	our $DATADIR = datadir;	104	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
69	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
		115	our $PIDFILE = "$LOCALDIR/pid";
		116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		117
		118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
75		125
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	128	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		130
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	134	our $DB_ENV;
89		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
90	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
91		140
92	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
		144	our $NOW;
94		145
95	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
98		149
99	# used to convert map paths into valid unix filenames by replacing / by ∕	150	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	151	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		152
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	153	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
		155	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	156	our $TICK_START; # for load detecting purposes
		157
		158	our @POST_INIT;
		159
		160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
105		165
106	binmode STDOUT;	166	binmode STDOUT;
107	binmode STDERR;	167	binmode STDERR;
108		168
109	# read virtual server time, if available	169	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	170	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	171	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
114	}	174	}
		175
		176	eval "sub TICK() { $TICK } 1" or die;
115		177
116	mkdir $_	178	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		180
119	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
120		182
121	sub cf::map::normalise;	183	sub cf::map::normalise;
122		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
123	#############################################################################	189	#############################################################################
124		190
		191	%REFLECT = ();
		192	for (@REFLECT) {
		193	my $reflect = JSON::XS::decode_json $_;
		194	$REFLECT{$reflect->{class}} = $reflect;
		195	}
		196
		197	# this is decidedly evil
		198	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		199
		200	#############################################################################
		201
125	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
126		203
127	=over 4	204	=over 4
128		205
129	=item $cf::UPTIME	206	=item $cf::UPTIME
130		207
131	The timestamp of the server start (so not actually an uptime).	208	The timestamp of the server start (so not actually an "uptime").
		209
		210	=item $cf::SERVER_TICK
		211
		212	An unsigned integer that starts at zero when the server is started and is
		213	incremented on every tick.
		214
		215	=item $cf::NOW
		216
		217	The (real) time of the last (current) server tick - updated before and
		218	after tick processing, so this is useful only as a rough "what time is it
		219	now" estimate.
		220
		221	=item $cf::TICK
		222
		223	The interval between each server tick, in seconds.
132		224
133	=item $cf::RUNTIME	225	=item $cf::RUNTIME
134		226
135	The time this server has run, starts at 0 and is increased by $cf::TICK on	227	The time this server has run, starts at 0 and is increased by $cf::TICK on
136	every server tick.	228	every server tick.
137		229
138	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
139	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
140	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
141		233
142	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
143	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
144	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
145	database environment.	237	database environment.
146		238
147	=item $cf::NOW
148
149	The time of the last (current) server tick.
150
151	=item $cf::TICK
152
153	The interval between server ticks, in seconds.
154
155	=item $cf::LOADAVG	239	=item $cf::LOADAVG
156		240
157	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
158	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
159	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
162		246
163	The raw value load value from the last tick.	247	The raw value load value from the last tick.
164		248
165	=item %cf::CFG	249	=item %cf::CFG
166		250
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	252	from wherever your confdir points to.
169		253
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		255
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick.
173	returns directly I<after> the tick processing (and consequently, can only wake one process	257	cf::wait_for_tick_begin only returns directly I<after> the tick
		258	processing (and consequently, can only wake one thread per tick), while
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	cf::wait_for_tick wakes up all waiters after tick processing.
		260
		261	Note that cf::wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$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();
175		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) {
…		…
615		901
616	return db_get cache => "$id/data";	902	return db_get cache => "$id/data";
617	}	903	}
618	}	904	}
619		905
620	my $t1 = Time::HiRes::time;	906	my $t1 = EV::time;
621	my $data = $process->(\@data);	907	my $data = $process->(\@data);
622	my $t2 = Time::HiRes::time;	908	my $t2 = EV::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 cannot find the object,
2271	even if the object actually exists. May block.	2660	even if the object actually exists. May block.
2272		2661
2273	=cut	2662	=cut
2274		2663
2275	sub deref {	2664	sub deref {
…		…
2303	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
2304	dialogue with the given NPC character.	2693	dialogue with the given NPC character.
2305		2694
2306	=cut	2695	=cut
2307		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
2308	# rough implementation of a future "reply" method that works	2711	# rough implementation of a future "reply" method that works
2309	# with dialog boxes.	2712	# with dialog boxes.
2310	#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
2311	sub cf::object::player::reply($$$;$) {	2714	sub cf::object::player::reply($$$;$) {
2312	my ($self, $npc, $msg, $flags) = @_;	2715	my ($self, $npc, $msg, $flags) = @_;
…		…
2323	my $dialog = $pl->{npc_dialog};	2726	my $dialog = $pl->{npc_dialog};
2324	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2727	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2325		2728
2326	} else {	2729	} else {
2327	$msg = $npc->name . " says: $msg" if $npc;	2730	$msg = $npc->name . " says: $msg" if $npc;
2328	$self->message ($msg, $flags);	2731	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2329	}	2732	}
2330	}	2733	}
2331	}	2734	}
2332		2735
2333	=item $object->send_msg ($channel, $msg, $color, [extra...])	2736	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2358		2761
2359	=item $player_object->enter_link	2762	=item $player_object->enter_link
2360		2763
2361	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}>).
2362		2765
2363	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.
2364	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.
2365		2770
2366	Will never block.	2771	Will never block.
2367		2772
2368	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
2369		2774
…		…
2389	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2390	my ($self) = @_;	2795	my ($self) = @_;
2391		2796
2392	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2393		2798
		2799	++$self->{_link_recursion};
		2800
2394	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2395		2802
2396	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2397	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2398		2805
2399	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2400	}	2807	}
2401		2808
2402	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2403	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2404		2811
…		…
2421	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2422	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2423		2830
2424	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2425	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2426	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2427		2834
2428	$map->load;	2835	$map->load;
2429	$map->load_neighbours;
2430		2836
2431	return unless $self->contr->active;	2837	return unless $self->contr->active;
2432	$self->activate_recursive;
2433		2838
2434	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2435	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2436	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2437		2846
		2847	}
		2848
2438	=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)]])
2439		2850
2440	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
2441	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2442	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
2443	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
2444	be called at the end of this process.	2855	be called at the end of this process.
2445		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
2446	=cut	2860	=cut
2447		2861
2448	our $GOTOGEN;	2862	our $GOTOGEN;
2449		2863
2450	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2451	my ($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	}
2452		2872
2453	# 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
2454	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2455		2875
2456	$self->enter_link;	2876	$self->enter_link;
…		…
2476	($path, $x, $y) = (undef, undef, undef);	2896	($path, $x, $y) = (undef, undef, undef);
2477	}	2897	}
2478	}	2898	}
2479		2899
2480	my $map = eval {	2900	my $map = eval {
2481	my $map = defined $path ? cf::map::find $path : undef;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2482		2902
2483	if ($map) {	2903	if ($map) {
2484	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2485	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2486	} else {	2906	} else {
2487	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2488	}	2908	}
2489		2909
2490	$map	2910	$map
…		…
2498	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2499	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2500	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2501	}	2921	}
2502		2922
2503	$done->() if $done;	2923	$done->($self) if $done;
2504	})->prio (1);	2924	})->prio (1);
2505	}	2925	}
2506		2926
2507	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2508		2928
…		…
2528	}	2948	}
2529		2949
2530	sub prepare_random_map {	2950	sub prepare_random_map {
2531	my ($exit) = @_;	2951	my ($exit) = @_;
2532		2952
2533	my $guard = cf::lock_acquire "exit_prepare:$exit";
2534
2535	# all this does is basically replace the /! path by	2953	# all this does is basically replace the /! path by
2536	# a new random map path (?random/...) with a seed	2954	# a new random map path (?random/...) with a seed
2537	# that depends on the exit object	2955	# that depends on the exit object
2538		2956
2539	my $rmp = parse_random_map_params $exit->msg;	2957	my $rmp = parse_random_map_params $exit->msg;
…		…
2541	if ($exit->map) {	2959	if ($exit->map) {
2542	$rmp->{region} = $exit->region->name;	2960	$rmp->{region} = $exit->region->name;
2543	$rmp->{origin_map} = $exit->map->path;	2961	$rmp->{origin_map} = $exit->map->path;
2544	$rmp->{origin_x} = $exit->x;	2962	$rmp->{origin_x} = $exit->x;
2545	$rmp->{origin_y} = $exit->y;	2963	$rmp->{origin_y} = $exit->y;
		2964
		2965	$exit->map->touch;
2546	}	2966	}
2547		2967
2548	$rmp->{random_seed} ||= $exit->random_seed;	2968	$rmp->{random_seed} ||= $exit->random_seed;
2549		2969
2550	my $data = cf::to_json $rmp;	2970	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2551	my $md5 = Digest::MD5::md5_hex $data;	2971	my $md5 = Digest::MD5::md5_hex $data;
2552	my $meta = "$RANDOMDIR/$md5.meta";	2972	my $meta = "$RANDOMDIR/$md5.meta";
2553		2973
2554	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2974	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2555	aio_write $fh, 0, (length $data), $data, 0;	2975	aio_write $fh, 0, (length $data), $data, 0;
2556	undef $fh;	2976	undef $fh;
2557	aio_rename "$meta~", $meta;	2977	aio_rename "$meta~", $meta;
2558		2978
		2979	my $slaying = "?random/$md5";
		2980
		2981	if ($exit->valid) {
2559	$exit->slaying ("?random/$md5");	2982	$exit->slaying ("?random/$md5");
2560	$exit->msg (undef);	2983	$exit->msg (undef);
		2984	}
2561	}	2985	}
2562	}	2986	}
2563		2987
2564	sub cf::object::player::enter_exit {	2988	sub cf::object::player::enter_exit {
2565	my ($self, $exit) = @_;	2989	my ($self, $exit) = @_;
2566		2990
2567	return unless $self->type == cf::PLAYER;	2991	return unless $self->type == cf::PLAYER;
2568		2992
2569	if ($exit->slaying eq "/!") {
2570	#TODO: this should de-fi-ni-te-ly not be a sync-job
2571	# the problem is that $exit might not survive long enough
2572	# so it needs to be done right now, right here
2573	cf::sync_job { prepare_random_map $exit };
2574	}
2575
2576	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2577	my $hp = $exit->stats->hp;
2578	my $sp = $exit->stats->sp;
2579
2580	$self->enter_link;	2993	$self->enter_link;
2581		2994
2582	# if exit is damned, update players death & WoR home-position
2583	$self->contr->savebed ($slaying, $hp, $sp)
2584	if $exit->flag (FLAG_DAMNED);
2585
2586	(async {	2995	(async {
2587	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2996	$Coro::current->{desc} = "enter_exit";
2588		2997
2589	$self->deactivate_recursive; # just to be sure
2590	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
2591	$self->goto ($slaying, $hp, $sp);	3028	$self->goto ($map, $x, $y);
2592		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
2593	1;	3034	1
2594	}) {	3035	}) {
2595	$self->message ("Something went wrong deep within the crossfire server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2596	. "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. "
2597	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2598	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2599		3040
2600	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2601	$self->leave_link;	3042	$self->leave_link;
2602	}	3043	}
2603	})->prio (1);	3044	})->prio (1);
2604	}	3045	}
2605		3046
…		…
2617	sub cf::client::send_drawinfo {	3058	sub cf::client::send_drawinfo {
2618	my ($self, $text, $flags) = @_;	3059	my ($self, $text, $flags) = @_;
2619		3060
2620	utf8::encode $text;	3061	utf8::encode $text;
2621	$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);
2622	}	3088	}
2623		3089
2624	=item $client->send_msg ($channel, $msg, $color, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2625		3091
2626	Send a drawinfo or msg packet to the client, formatting the msg for the	3092	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2628	the message, with C<log> being the default. If C<$color> is negative, suppress	3094	the message, with C<log> being the default. If C<$color> is negative, suppress
2629	the message unless the client supports the msg packet.	3095	the message unless the client supports the msg packet.
2630		3096
2631	=cut	3097	=cut
2632		3098
		3099	# non-persistent channels (usually the info channel)
2633	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	},
2634	"c/identify" => {	3107	"c/identify" => {
2635	id => "infobox",	3108	id => "infobox",
2636	title => "Identify",	3109	title => "Identify",
2637	reply => undef,	3110	reply => undef,
2638	tooltip => "Items recently identified",	3111	tooltip => "Items recently identified",
…		…
2641	id => "infobox",	3114	id => "infobox",
2642	title => "Examine",	3115	title => "Examine",
2643	reply => undef,	3116	reply => undef,
2644	tooltip => "Signs and other items you examined",	3117	tooltip => "Signs and other items you examined",
2645	},	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	},
2646	"c/lookat" => {	3131	"c/lookat" => {
2647	id => "infobox",	3132	id => "infobox",
2648	title => "Look",	3133	title => "Look",
2649	reply => undef,	3134	reply => undef,
2650	tooltip => "What you saw there",	3135	tooltip => "What you saw there",
2651	},	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" => $CHAT_CHANNEL,
2652	);	3211	);
2653		3212
2654	sub cf::client::send_msg {	3213	sub cf::client::send_msg {
2655	my ($self, $channel, $msg, $color, @extra) = @_;	3214	my ($self, $channel, $msg, $color, @extra) = @_;
2656		3215
2657	$msg = $self->pl->expand_cfpod ($msg);	3216	$msg = $self->pl->expand_cfpod ($msg)
		3217	unless $color & cf::NDI_VERBATIM;
2658		3218
2659	$color &= cf::NDI_CLIENT_MASK; # just in case...	3219	$color &= cf::NDI_CLIENT_MASK; # just in case...
2660		3220
2661	# check predefined channels, for the benefit of C	3221	# check predefined channels, for the benefit of C
2662	if ($CHANNEL{$channel}) {	3222	if ($CHANNEL{$channel}) {
2663	$channel = $CHANNEL{$channel};	3223	$channel = $CHANNEL{$channel};
2664		3224
2665	$self->ext_msg (channel_info => $channel)	3225	$self->ext_msg (channel_info => $channel);
2666	if $self->can_msg;
2667
2668	$channel = $channel->{id};	3226	$channel = $channel->{id};
2669		3227
2670	} elsif (ref $channel) {	3228	} elsif (ref $channel) {
2671	# send meta info to client, if not yet sent	3229	# send meta info to client, if not yet sent
2672	unless (exists $self->{channel}{$channel->{id}}) {	3230	unless (exists $self->{channel}{$channel->{id}}) {
2673	$self->{channel}{$channel->{id}} = $channel;	3231	$self->{channel}{$channel->{id}} = $channel;
2674	$self->ext_msg (channel_info => $channel)	3232	$self->ext_msg (channel_info => $channel);
2675	if $self->can_msg;
2676	}	3233	}
2677		3234
2678	$channel = $channel->{id};	3235	$channel = $channel->{id};
2679	}	3236	}
2680		3237
2681	return unless @extra || length $msg;	3238	return unless @extra || length $msg;
2682		3239
2683	if ($self->can_msg) {
2684	# default colour, mask it out	3240	# default colour, mask it out
2685	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3241	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2686	if $color & cf::NDI_DEF;	3242	if $color & cf::NDI_DEF;
2687		3243
2688	$self->send_packet ("msg " . $self->{json_coder}->encode (	3244	my $pkt = "msg "
		3245	. $self->{json_coder}->encode (
2689	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2690	} else {	3247	);
2691	if ($color >= 0) {
2692	# replace some tags by gcfclient-compatible ones
2693	for ($msg) {
2694	1 while
2695	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2696	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2697	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2698	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2699	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2700	}
2701		3248
2702	$color &= cf::NDI_COLOR_MASK;	3249	$self->send_big_packet ($pkt);
2703
2704	utf8::encode $msg;
2705
2706	if (0 && $msg =~ /\[/) {
2707	# COMMAND/INFO
2708	$self->send_packet ("drawextinfo $color 10 8 $msg")
2709	} else {
2710	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2711	$self->send_packet ("drawinfo $color $msg")
2712	}
2713	}
2714	}
2715	}	3250	}
2716		3251
2717	=item $client->ext_msg ($type, @msg)	3252	=item $client->ext_msg ($type, @msg)
2718		3253
2719	Sends an ext event to the client.	3254	Sends an ext event to the client.
…		…
2721	=cut	3256	=cut
2722		3257
2723	sub cf::client::ext_msg($$@) {	3258	sub cf::client::ext_msg($$@) {
2724	my ($self, $type, @msg) = @_;	3259	my ($self, $type, @msg) = @_;
2725		3260
2726	if ($self->extcmd == 2) {
2727	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2728	} elsif ($self->extcmd == 1) { # TODO: remove
2729	push @msg, msgtype => "event_$type";
2730	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2731	}
2732	}
2733
2734	=item $client->ext_reply ($msgid, @msg)
2735
2736	Sends an ext reply to the client.
2737
2738	=cut
2739
2740	sub cf::client::ext_reply($$@) {
2741	my ($self, $id, @msg) = @_;
2742
2743	if ($self->extcmd == 2) {
2744	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2745	} elsif ($self->extcmd == 1) {
2746	#TODO: version 1, remove
2747	unshift @msg, msgtype => "reply", msgid => $id;
2748	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2749	}
2750	}	3262	}
2751		3263
2752	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2753		3265
2754	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2809	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2810		3322
2811	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2812		3324
2813	if (ref $msg) {	3325	if (ref $msg) {
2814	my ($type, $reply, @payload) =	3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2815	"ARRAY" eq ref $msg
2816	? @$msg
2817	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2818		3327
2819	my @reply;
2820
2821	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}) {
2822	@reply = $cb->($ns, @payload);	3341	@reply = $cb->($ns, @payload);
		3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
2823	}	3346	}
2824
2825	$ns->ext_reply ($reply, @reply)
2826	if $reply;
2827
2828	} else {	3347	} else {
2829	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";
2830	}	3349	}
2831		3350
2832	cf::override;	3351	cf::override;
2833	},	3352	},
2834	);	3353	);
…		…
2854		3373
2855	$coro	3374	$coro
2856	}	3375	}
2857		3376
2858	cf::client->attach (	3377	cf::client->attach (
2859	on_destroy => sub {	3378	on_client_destroy => sub {
2860	my ($ns) = @_;	3379	my ($ns) = @_;
2861		3380
2862	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2863	},	3382	},
2864	);	3383	);
…		…
2880	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
2881		3400
2882	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
2883		3402
2884	$safe->permit_only (Opcode::opset qw(	3403	$safe->permit_only (Opcode::opset qw(
2885	:base_core :base_mem :base_orig :base_math	3404	:base_core :base_mem :base_orig :base_math :base_loop
2886	grepstart grepwhile mapstart mapwhile	3405	grepstart grepwhile mapstart mapwhile
2887	sort time	3406	sort time
2888	));	3407	));
2889		3408
2890	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
…		…
2892	=pod	3411	=pod
2893		3412
2894	The following functions and methods are available within a safe environment:	3413	The following functions and methods are available within a safe environment:
2895		3414
2896	cf::object	3415	cf::object
2897	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
2898	insert remove name archname title slaying race decrease_ob_nr	3417	insert remove name archname title slaying race decrease split
		3418	value
2899		3419
2900	cf::object::player	3420	cf::object::player
2901	player	3421	player
2902		3422
2903	cf::player	3423	cf::player
…		…
2908		3428
2909	=cut	3429	=cut
2910		3430
2911	for (	3431	for (
2912	["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
2913	insert remove inv name archname title slaying race	3433	insert remove inv nrof name archname title slaying race
2914	decrease_ob_nr)],	3434	decrease split destroy change_exp value msg lore send_msg)],
2915	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
2916	["cf::player" => qw(peaceful)],	3436	["cf::player" => qw(peaceful send_msg)],
2917	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
2918	) {	3438	) {
2919	no strict 'refs';
2920	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
2921	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2922	for @funs;	3441	for @funs;
2923	}	3442	}
2924		3443
…		…
2939		3458
2940	my $qcode = $code;	3459	my $qcode = $code;
2941	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2942	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
2943		3462
		3463	%vars = (_dummy => 0) unless %vars;
		3464
		3465	my @res;
2944	local $_;	3466	local $_;
2945	local @safe::cf::_safe_eval_args = values %vars;
2946		3467
2947	my $eval =	3468	my $eval =
2948	"do {\n"	3469	"do {\n"
2949	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2950	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
2951	. $code	3472	. $code
2952	. "\n}"	3473	. "\n}"
2953	;	3474	;
2954		3475
		3476	if ($CFG{safe_eval}) {
2955	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
2956	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2957	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	}
2958		3485
2959	if ($@) {	3486	if ($@) {
2960	warn "$@";	3487	warn "$@",
2961	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
2962	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
2963	}	3490	}
2964		3491
2965	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
2966	}	3493	}
2967		3494
…		…
2981	=cut	3508	=cut
2982		3509
2983	sub register_script_function {	3510	sub register_script_function {
2984	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
2985		3512
2986	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
2987	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
2988	}	3515	}
2989		3516
2990	=back	3517	=back
2991		3518
2992	=cut	3519	=cut
2993		3520
2994	#############################################################################	3521	#############################################################################
2995	# the server's init and main functions	3522	# the server's init and main functions
2996		3523
		3524	{
		3525	package cf::face;
		3526
		3527	our %HASH; # hash => idx
		3528	our @DATA; # dynamically-created facedata, only faceste 0 used
		3529	our @FOFS; # file offset, if > 0
		3530	our @SIZE; # size of face, in octets
		3531	our @META; # meta hash of face, if any
		3532	our $DATAFH; # facedata filehandle
		3533
		3534	# internal api, not finalised
		3535	sub set {
		3536	my ($name, $type, $data) = @_;
		3537
		3538	my $idx = cf::face::find $name;
		3539
		3540	if ($idx) {
		3541	delete $HASH{cf::face::get_chksum $idx};
		3542	} else {
		3543	$idx = cf::face::alloc $name;
		3544	}
		3545
		3546	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3547
		3548	cf::face::set_type $idx, $type;
		3549	cf::face::set_csum $idx, 0, $hash;
		3550
		3551	# we need to destroy the SV itself, not just modify it, as a running ix
		3552	# might hold a reference to it: "delete" achieves that.
		3553	delete $FOFS[0][$idx];
		3554	delete $DATA[0][$idx];
		3555	$DATA[0][$idx] = $data;
		3556	$SIZE[0][$idx] = length $data;
		3557	delete $META[$idx];
		3558	$HASH{$hash} = $idx;#d#
		3559
		3560	$idx
		3561	}
		3562
		3563	sub _get_data($$$) {
		3564	my ($idx, $set, $cb) = @_;
		3565
		3566	if (defined $DATA[$set][$idx]) {
		3567	$cb->($DATA[$set][$idx]);
		3568	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3569	my $size = $SIZE[$set][$idx];
		3570	my $buf;
		3571	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3572	if ($_[0] == $size) {
		3573	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3574	$cb->($buf);
		3575	} else {
		3576	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3577	}
		3578	};
		3579	} else {
		3580	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3581	}
		3582	}
		3583
		3584	# rather ineffient
		3585	sub cf::face::get_data($;$) {
		3586	my ($idx, $set) = @_;
		3587
		3588	_get_data $idx, $set, Coro::rouse_cb;
		3589	Coro::rouse_wait
		3590	}
		3591
		3592	sub cf::face::ix {
		3593	my ($ns, $set, $idx, $pri) = @_;
		3594
		3595	_get_data $idx, $set, sub {
		3596	$ns->ix_send ($idx, $pri, $_[0]);
		3597	};
		3598	}
		3599	}
		3600
2997	sub load_facedata($) {	3601	sub load_facedata($) {
2998	my ($path) = @_;	3602	my ($path) = @_;
2999		3603
3000	# HACK to clear player env face cache, we need some signal framework
3001	# for this (global event?)
3002	%ext::player_env::MUSIC_FACE_CACHE = ();
3003
3004	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3604	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3005		3605
3006	warn "loading facedata from $path\n";	3606	trace "loading facedata from $path\n";
3007		3607
3008	my $facedata;	3608	my $facedata = decode_storable load_file "$path/faceinfo";
3009	0 < aio_load $path, $facedata
3010	or die "$path: $!";
3011
3012	$facedata = Coro::Storable::thaw $facedata;
3013		3609
3014	$facedata->{version} == 2	3610	$facedata->{version} == 2
3015	or cf::cleanup "$path: version mismatch, cannot proceed.";	3611	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3016		3612
3017	# patch in the exptable	3613	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3018	$facedata->{resource}{"res/exp_table"} = {	3614	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3019	type => FT_RSRC,	3615
3020	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3616	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3021	};	3617
3022	cf::cede_to_tick;	3618	# BEGIN ATOMIC
		3619	# from here on, everything must be atomic - no thread switch allowed
		3620	my $t1 = EV::time;
3023		3621
3024	{	3622	{
3025	my $faces = $facedata->{faceinfo};	3623	my $faces = $facedata->{faceinfo};
3026		3624
3027	while (my ($face, $info) = each %$faces) {	3625	for my $face (sort keys %$faces) {
		3626	my $info = $faces->{$face};
3028	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3627	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3628
3029	cf::face::set_visibility $idx, $info->{visibility};	3629	cf::face::set_visibility $idx, $info->{visibility};
3030	cf::face::set_magicmap $idx, $info->{magicmap};	3630	cf::face::set_magicmap $idx, $info->{magicmap};
3031	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3631	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3032	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3632	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3033		3633	#cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph}; # glyphs no longer downloadable via ix
3034	cf::cede_to_tick;	3634	$cf::face::HASH{$info->{hash64}} = $idx;
		3635	delete $cf::face::META[$idx];
3035	}	3636	}
3036		3637
3037	while (my ($face, $info) = each %$faces) {	3638	while (my ($face, $info) = each %$faces) {
3038	next unless $info->{smooth};	3639	next unless $info->{smooth};
		3640
3039	my $idx = cf::face::find $face	3641	my $idx = cf::face::find $face
3040	or next;	3642	or next;
		3643
3041	if (my $smooth = cf::face::find $info->{smooth}) {	3644	if (my $smooth = cf::face::find $info->{smooth}) {
3042	cf::face::set_smooth $idx, $smooth;	3645	cf::face::set_smooth $idx, $smooth;
3043	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3646	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3044	} else {	3647	} else {
3045	warn "smooth face '$info->{smooth}' not found for face '$face'";	3648	error "smooth face '$info->{smooth}' not found for face '$face'";
3046	}	3649	}
3047
3048	cf::cede_to_tick;
3049	}	3650	}
3050	}	3651	}
3051		3652
3052	{	3653	{
3053	my $anims = $facedata->{animinfo};	3654	my $anims = $facedata->{animinfo};
3054		3655
3055	while (my ($anim, $info) = each %$anims) {	3656	while (my ($anim, $info) = each %$anims) {
3056	cf::anim::set $anim, $info->{frames}, $info->{facings};	3657	cf::anim::set $anim, $info->{frames}, $info->{facings};
3057	cf::cede_to_tick;
3058	}	3658	}
3059		3659
3060	cf::anim::invalidate_all; # d'oh	3660	cf::anim::invalidate_all; # d'oh
3061	}	3661	}
3062		3662
3063	{	3663	{
3064	# TODO: for gcfclient pleasure, we should give resources
3065	# that gcfclient doesn't grok a >10000 face index.
3066	my $res = $facedata->{resource};	3664	my $res = $facedata->{resource};
3067		3665
3068	my $soundconf = delete $res->{"res/sound.conf"};
3069
3070	while (my ($name, $info) = each %$res) {	3666	while (my ($name, $info) = each %$res) {
		3667	if (defined (my $type = $info->{type})) {
		3668	# TODO: different hash - must free and use new index, or cache ixface data queue
3071	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3669	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3072	my $data;
3073		3670
3074	if ($info->{type} & 1) {	3671	cf::face::set_type $idx, $type;
3075	# prepend meta info	3672	cf::face::set_csum $idx, 0, $info->{hash};
3076		3673	$cf::face::SIZE[0][$idx] = $info->{size};
3077	my $meta = $enc->encode ({	3674	$cf::face::FOFS[0][$idx] = $info->{fofs};
3078	name => $name,	3675	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3079	%{ $info->{meta} || {} },	3676	$cf::face::HASH{$info->{hash}} = $idx;
3080	});
3081
3082	$data = pack "(w/a*)*", $meta, $info->{data};
3083	} else {	3677	} else {
3084	$data = $info->{data};	3678	# $RESOURCE{$name} = $info; # unused
3085	}	3679	}
3086
3087	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3088	cf::face::set_type $idx, $info->{type};
3089
3090	cf::cede_to_tick;
3091	}
3092
3093	if ($soundconf) {
3094	$soundconf = $enc->decode (delete $soundconf->{data});
3095
3096	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3097	my $sound = $soundconf->{compat}[$_]
3098	or next;
3099
3100	my $face = cf::face::find "sound/$sound->[1]";
3101	cf::sound::set $sound->[0] => $face;
3102	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3103	}	3680	}
3104
3105	while (my ($k, $v) = each %{$soundconf->{event}}) {
3106	my $face = cf::face::find "sound/$v";
3107	cf::sound::set $k => $face;
3108	}
3109	}
3110	}	3681	}
		3682
		3683	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3684
		3685	# HACK to clear player env face cache, we need some signal framework
		3686	# for this (global event?)
		3687	%ext::player_env::MUSIC_FACE_CACHE = ();
		3688
		3689	# END ATOMIC
		3690
		3691	cf::debug "facedata atomic update time ", EV::time - $t1;
		3692
		3693	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3694
		3695	aio_close $fh if $fh; # close old facedata
3111		3696
3112	1	3697	1
3113	}	3698	}
3114		3699
3115	register_exticmd fx_want => sub {	3700	register_exticmd fx_want => sub {
…		…
3117		3702
3118	while (my ($k, $v) = each %$want) {	3703	while (my ($k, $v) = each %$want) {
3119	$ns->fx_want ($k, $v);	3704	$ns->fx_want ($k, $v);
3120	}	3705	}
3121	};	3706	};
		3707
		3708	sub load_resource_file($) {
		3709	my $guard = lock_acquire "load_resource_file";
		3710
		3711	my $status = load_resource_file_ $_[0];
		3712	get_slot 0.1, 100;
		3713	cf::arch::commit_load;
		3714
		3715	$status
		3716	}
		3717
		3718	sub reload_exp_table {
		3719	_reload_exp_table;
		3720
		3721	cf::face::set
		3722	"res/exp_table" => FT_RSRC,
		3723	JSON::XS->new->utf8->canonical->encode (
		3724	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3725	);
		3726	}
		3727
		3728	sub reload_materials {
		3729	_reload_materials;
		3730	}
3122		3731
3123	sub reload_regions {	3732	sub reload_regions {
3124	# HACK to clear player env face cache, we need some signal framework	3733	# HACK to clear player env face cache, we need some signal framework
3125	# for this (global event?)	3734	# for this (global event?)
3126	%ext::player_env::MUSIC_FACE_CACHE = ();	3735	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3133	if exists $_->{match};	3742	if exists $_->{match};
3134	}	3743	}
3135	}	3744	}
3136		3745
3137	sub reload_facedata {	3746	sub reload_facedata {
3138	load_facedata "$DATADIR/facedata"	3747	load_facedata $DATADIR
3139	or die "unable to load facedata\n";	3748	or die "unable to load facedata\n";
3140	}	3749	}
3141		3750
3142	sub reload_archetypes {	3751	sub reload_archetypes {
3143	load_resource_file "$DATADIR/archetypes"	3752	load_resource_file "$DATADIR/archetypes"
3144	or die "unable to load archetypes\n";	3753	or die "unable to load archetypes\n";
3145	#d# NEED to laod twice to resolve forward references	3754
3146	# this really needs to be done in an extra post-pass	3755	cf::face::set
3147	# (which needs to be synchronous, so solve it differently)	3756	"res/skill_info" => FT_RSRC,
3148	load_resource_file "$DATADIR/archetypes"	3757	JSON::XS->new->utf8->canonical->encode (
3149	or die "unable to load archetypes\n";	3758	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3759	);
		3760
		3761	cf::face::set
		3762	"res/spell_paths" => FT_RSRC,
		3763	JSON::XS->new->utf8->canonical->encode (
		3764	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3765	);
3150	}	3766	}
3151		3767
3152	sub reload_treasures {	3768	sub reload_treasures {
3153	load_resource_file "$DATADIR/treasures"	3769	load_resource_file "$DATADIR/treasures"
3154	or die "unable to load treasurelists\n";	3770	or die "unable to load treasurelists\n";
3155	}	3771	}
3156		3772
		3773	sub reload_sound {
		3774	trace "loading sound config from $DATADIR/sound\n";
		3775
		3776	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3777
		3778	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3779	my $sound = $soundconf->{compat}[$_]
		3780	or next;
		3781
		3782	my $face = cf::face::find "sound/$sound->[1]";
		3783	cf::sound::set $sound->[0] => $face;
		3784	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3785	}
		3786
		3787	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3788	my $face = cf::face::find "sound/$v";
		3789	cf::sound::set $k => $face;
		3790	}
		3791	}
		3792
3157	sub reload_resources {	3793	sub reload_resources {
3158	warn "reloading resource files...\n";	3794	trace "reloading resource files...\n";
3159		3795
		3796	reload_materials;
		3797	reload_facedata;
		3798	reload_exp_table;
		3799	reload_sound;
		3800	reload_archetypes;
3160	reload_regions;	3801	reload_regions;
3161	reload_facedata;
3162	#reload_archetypes;#d#
3163	reload_archetypes;
3164	reload_treasures;	3802	reload_treasures;
3165		3803
3166	warn "finished reloading resource files\n";	3804	trace "finished reloading resource files\n";
3167	}
3168
3169	sub init {
3170	reload_resources;
3171	}	3805	}
3172		3806
3173	sub reload_config {	3807	sub reload_config {
3174	open my $fh, "<:utf8", "$CONFDIR/config"	3808	trace "reloading config file...\n";
3175	or return;
3176		3809
3177	local $/;	3810	my $config = load_file "$CONFDIR/config";
3178	*CFG = YAML::Syck::Load <$fh>;	3811	utf8::decode $config;
		3812	*CFG = decode_yaml $config;
3179		3813
3180	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3814	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3181		3815
3182	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3816	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3183	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3817	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3184		3818
3185	if (exists $CFG{mlockall}) {	3819	if (exists $CFG{mlockall}) {
…		…
3189	};	3823	};
3190	warn $@ if $@;	3824	warn $@ if $@;
3191	}	3825	}
3192	}	3826	}
3193		3827
		3828	sub pidfile() {
		3829	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3830	or die "$PIDFILE: $!";
		3831	flock $fh, &Fcntl::LOCK_EX
		3832	or die "$PIDFILE: flock: $!";
		3833	$fh
		3834	}
		3835
		3836	# make sure only one server instance is running at any one time
		3837	sub atomic {
		3838	my $fh = pidfile;
		3839
		3840	my $pid = <$fh>;
		3841	kill 9, $pid if $pid > 0;
		3842
		3843	seek $fh, 0, 0;
		3844	print $fh $$;
		3845	}
		3846
		3847	sub main_loop {
		3848	trace "EV::loop starting\n";
		3849	if (1) {
		3850	EV::loop;
		3851	}
		3852	trace "EV::loop returned\n";
		3853	goto &main_loop unless $REALLY_UNLOOP;
		3854	}
		3855
3194	sub main {	3856	sub main {
		3857	cf::init_globals; # initialise logging
		3858
		3859	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3860	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3861	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3862	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3863
		3864	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3865
3195	# we must not ever block the main coroutine	3866	# we must not ever block the main coroutine
3196	local $Coro::idle = sub {	3867	$Coro::idle = sub {
3197	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3868	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3198	(async {	3869	(async {
3199	$Coro::current->{desc} = "IDLE BUG HANDLER";	3870	$Coro::current->{desc} = "IDLE BUG HANDLER";
3200	Event::one_event;	3871	EV::loop EV::LOOP_ONESHOT;
3201	})->prio (Coro::PRIO_MAX);	3872	})->prio (Coro::PRIO_MAX);
3202	};	3873	};
3203		3874
		3875	evthread_start IO::AIO::poll_fileno;
		3876
		3877	cf::sync_job {
		3878	cf::incloader::init ();
		3879
		3880	db_init;
		3881
		3882	cf::init_anim;
		3883	cf::init_attackmess;
		3884	cf::init_dynamic;
		3885
		3886	cf::load_settings;
		3887
		3888	reload_resources;
3204	reload_config;	3889	reload_config;
3205	db_init;	3890
		3891	cf::init_uuid;
		3892	cf::init_signals;
		3893	cf::init_skills;
		3894
		3895	cf::init_beforeplay;
		3896
		3897	atomic;
		3898
3206	load_extensions;	3899	load_extensions;
3207		3900
3208	$TICK_WATCHER->start;	3901	utime time, time, $RUNTIMEFILE;
3209	Event::loop;	3902
		3903	# no (long-running) fork's whatsoever before this point(!)
		3904	use POSIX ();
		3905	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3906
		3907	cf::_post_init 0;
		3908	};
		3909
		3910	cf::object::thawer::errors_are_fatal 0;
		3911	info "parse errors in files are no longer fatal from this point on.\n";
		3912
		3913	AE::postpone {
		3914	undef &main; # free gobs of memory :)
		3915	};
		3916
		3917	goto &main_loop;
3210	}	3918	}
3211		3919
3212	#############################################################################	3920	#############################################################################
3213	# initialisation and cleanup	3921	# initialisation and cleanup
3214		3922
3215	# install some emergency cleanup handlers	3923	# install some emergency cleanup handlers
3216	BEGIN {	3924	BEGIN {
		3925	our %SIGWATCHER = ();
3217	for my $signal (qw(INT HUP TERM)) {	3926	for my $signal (qw(INT HUP TERM)) {
3218	Event->signal (	3927	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3219	reentrant => 0,
3220	data => WF_AUTOCANCEL,
3221	signal => $signal,
3222	prio => 0,
3223	cb => sub {
3224	cf::cleanup "SIG$signal";	3928	cf::cleanup "SIG$signal";
3225	},
3226	);	3929	};
3227	}	3930	}
3228	}	3931	}
3229		3932
3230	sub write_runtime {	3933	sub write_runtime_sync {
3231	my $runtime = "$LOCALDIR/runtime";	3934	my $t0 = AE::time;
3232		3935
3233	# first touch the runtime file to show we are still running:	3936	# first touch the runtime file to show we are still running:
3234	# the fsync below can take a very very long time.	3937	# the fsync below can take a very very long time.
3235		3938
3236	IO::AIO::aio_utime $runtime, undef, undef;	3939	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3237		3940
3238	my $guard = cf::lock_acquire "write_runtime";	3941	my $guard = cf::lock_acquire "write_runtime";
3239		3942
3240	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3943	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3241	or return;	3944	or return;
3242		3945
3243	my $value = $cf::RUNTIME + 90 + 10;	3946	my $value = $cf::RUNTIME + 90 + 10;
3244	# 10 is the runtime save interval, for a monotonic clock	3947	# 10 is the runtime save interval, for a monotonic clock
3245	# 60 allows for the watchdog to kill the server.	3948	# 60 allows for the watchdog to kill the server.
…		…
3255	aio_utime $fh, undef, undef;	3958	aio_utime $fh, undef, undef;
3256		3959
3257	close $fh	3960	close $fh
3258	or return;	3961	or return;
3259		3962
3260	aio_rename "$runtime~", $runtime	3963	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3261	and return;	3964	and return;
3262		3965
3263	warn "runtime file written.\n";	3966	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3264		3967
3265	1	3968	1
		3969	}
		3970
		3971	our $uuid_lock;
		3972	our $uuid_skip;
		3973
		3974	sub write_uuid_sync($) {
		3975	$uuid_skip ||= $_[0];
		3976
		3977	return if $uuid_lock;
		3978	local $uuid_lock = 1;
		3979
		3980	my $uuid = "$LOCALDIR/uuid";
		3981
		3982	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3983	or return;
		3984
		3985	my $value = uuid_seq uuid_cur;
		3986
		3987	unless ($value) {
		3988	info "cowardly refusing to write zero uuid value!\n";
		3989	return;
		3990	}
		3991
		3992	my $value = uuid_str $value + $uuid_skip;
		3993	$uuid_skip = 0;
		3994
		3995	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3996	and return;
		3997
		3998	# always fsync - this file is important
		3999	aio_fsync $fh
		4000	and return;
		4001
		4002	close $fh
		4003	or return;
		4004
		4005	aio_rename "$uuid~", $uuid
		4006	and return;
		4007
		4008	trace "uuid file written ($value).\n";
		4009
		4010	1
		4011
		4012	}
		4013
		4014	sub write_uuid($$) {
		4015	my ($skip, $sync) = @_;
		4016
		4017	$sync ? write_uuid_sync $skip
		4018	: async { write_uuid_sync $skip };
3266	}	4019	}
3267		4020
3268	sub emergency_save() {	4021	sub emergency_save() {
3269	my $freeze_guard = cf::freeze_mainloop;	4022	my $freeze_guard = cf::freeze_mainloop;
3270		4023
3271	warn "enter emergency perl save\n";	4024	info "emergency_perl_save: enter\n";
		4025
		4026	# this is a trade-off: we want to be very quick here, so
		4027	# save all maps without fsync, and later call a global sync
		4028	# (which in turn might be very very slow)
		4029	local $USE_FSYNC = 0;
3272		4030
3273	cf::sync_job {	4031	cf::sync_job {
		4032	cf::write_runtime_sync; # external watchdog should not bark
		4033
3274	# use a peculiar iteration method to avoid tripping on perl	4034	# use a peculiar iteration method to avoid tripping on perl
3275	# refcount bugs in for. also avoids problems with players	4035	# refcount bugs in for. also avoids problems with players
3276	# and maps saved/destroyed asynchronously.	4036	# and maps saved/destroyed asynchronously.
3277	warn "begin emergency player save\n";	4037	info "emergency_perl_save: begin player save\n";
3278	for my $login (keys %cf::PLAYER) {	4038	for my $login (keys %cf::PLAYER) {
3279	my $pl = $cf::PLAYER{$login} or next;	4039	my $pl = $cf::PLAYER{$login} or next;
3280	$pl->valid or next;	4040	$pl->valid or next;
		4041	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3281	$pl->save;	4042	$pl->save;
3282	}	4043	}
3283	warn "end emergency player save\n";	4044	info "emergency_perl_save: end player save\n";
3284		4045
3285	warn "begin emergency map save\n";	4046	cf::write_runtime_sync; # external watchdog should not bark
		4047
		4048	info "emergency_perl_save: begin map save\n";
3286	for my $path (keys %cf::MAP) {	4049	for my $path (keys %cf::MAP) {
3287	my $map = $cf::MAP{$path} or next;	4050	my $map = $cf::MAP{$path} or next;
3288	$map->valid or next;	4051	$map->valid or next;
3289	$map->save;	4052	$map->save;
3290	}	4053	}
3291	warn "end emergency map save\n";	4054	info "emergency_perl_save: end map save\n";
3292		4055
3293	warn "begin emergency database checkpoint\n";	4056	cf::write_runtime_sync; # external watchdog should not bark
		4057
		4058	info "emergency_perl_save: begin database checkpoint\n";
3294	BDB::db_env_txn_checkpoint $DB_ENV;	4059	BDB::db_env_txn_checkpoint $DB_ENV;
3295	warn "end emergency database checkpoint\n";	4060	info "emergency_perl_save: end database checkpoint\n";
		4061
		4062	info "emergency_perl_save: begin write uuid\n";
		4063	write_uuid_sync 1;
		4064	info "emergency_perl_save: end write uuid\n";
		4065
		4066	cf::write_runtime_sync; # external watchdog should not bark
		4067
		4068	trace "emergency_perl_save: syncing database to disk";
		4069	BDB::db_env_txn_checkpoint $DB_ENV;
		4070
		4071	info "emergency_perl_save: starting sync\n";
		4072	IO::AIO::aio_sync sub {
		4073	info "emergency_perl_save: finished sync\n";
		4074	};
		4075
		4076	cf::write_runtime_sync; # external watchdog should not bark
		4077
		4078	trace "emergency_perl_save: flushing outstanding aio requests";
		4079	while (IO::AIO::nreqs || BDB::nreqs) {
		4080	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4081	}
		4082
		4083	cf::write_runtime_sync; # external watchdog should not bark
3296	};	4084	};
3297		4085
3298	warn "leave emergency perl save\n";	4086	info "emergency_perl_save: leave\n";
3299	}	4087	}
3300		4088
3301	sub post_cleanup {	4089	sub post_cleanup {
3302	my ($make_core) = @_;	4090	my ($make_core) = @_;
3303		4091
		4092	IO::AIO::flush;
		4093
3304	warn Carp::longmess "post_cleanup backtrace"	4094	error Carp::longmess "post_cleanup backtrace"
3305	if $make_core;	4095	if $make_core;
		4096
		4097	my $fh = pidfile;
		4098	unlink $PIDFILE if <$fh> == $$;
		4099	}
		4100
		4101	# a safer delete_package, copied from Symbol
		4102	sub clear_package($) {
		4103	my $pkg = shift;
		4104
		4105	# expand to full symbol table name if needed
		4106	unless ($pkg =~ /^main::.*::$/) {
		4107	$pkg = "main$pkg" if $pkg =~ /^::/;
		4108	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4109	$pkg .= '::' unless $pkg =~ /::$/;
		4110	}
		4111
		4112	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4113	my $stem_symtab = *{$stem}{HASH};
		4114
		4115	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4116	or return;
		4117
		4118	# clear all symbols
		4119	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4120	for my $name (keys %$leaf_symtab) {
		4121	_gv_clear *{"$pkg$name"};
		4122	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4123	}
3306	}	4124	}
3307		4125
3308	sub do_reload_perl() {	4126	sub do_reload_perl() {
3309	# can/must only be called in main	4127	# can/must only be called in main
3310	if ($Coro::current != $Coro::main) {	4128	unless (in_main) {
3311	warn "can only reload from main coroutine";	4129	error "can only reload from main coroutine";
3312	return;	4130	return;
3313	}	4131	}
3314		4132
3315	warn "reloading...";	4133	return if $RELOAD++;
3316		4134
3317	warn "entering sync_job";	4135	my $t1 = AE::time;
3318		4136
		4137	while ($RELOAD) {
		4138	cf::get_slot 0.1, -1, "reload_perl";
		4139	info "perl_reload: reloading...";
		4140
		4141	trace "perl_reload: entering sync_job";
		4142
3319	cf::sync_job {	4143	cf::sync_job {
3320	cf::write_runtime; # external watchdog should not bark
3321	cf::emergency_save;	4144	#cf::emergency_save;
3322	cf::write_runtime; # external watchdog should not bark
3323		4145
3324	warn "syncing database to disk";
3325	BDB::db_env_txn_checkpoint $DB_ENV;
3326
3327	# if anything goes wrong in here, we should simply crash as we already saved
3328
3329	warn "cancelling all WF_AUTOCANCEL watchers";
3330	for (Event::all_watchers) {
3331	$_->cancel if $_->data & WF_AUTOCANCEL;
3332	}
3333
3334	warn "flushing outstanding aio requests";
3335	for (;;) {
3336	BDB::flush;
3337	IO::AIO::flush;
3338	Coro::cede;
3339	last unless IO::AIO::nreqs || BDB::nreqs;
3340	warn "iterate...";
3341	}
3342
3343	++$RELOAD;
3344
3345	warn "cancelling all extension coros";	4146	trace "perl_reload: cancelling all extension coros";
3346	$_->cancel for values %EXT_CORO;	4147	$_->cancel for values %EXT_CORO;
3347	%EXT_CORO = ();	4148	%EXT_CORO = ();
3348		4149
3349	warn "removing commands";	4150	trace "perl_reload: removing commands";
3350	%COMMAND = ();	4151	%COMMAND = ();
3351		4152
3352	warn "removing ext/exti commands";	4153	trace "perl_reload: removing ext/exti commands";
3353	%EXTCMD = ();	4154	%EXTCMD = ();
3354	%EXTICMD = ();	4155	%EXTICMD = ();
3355		4156
3356	warn "unloading/nuking all extensions";	4157	trace "perl_reload: unloading/nuking all extensions";
3357	for my $pkg (@EXTS) {	4158	for my $pkg (@EXTS) {
3358	warn "... unloading $pkg";	4159	trace "... unloading $pkg";
3359		4160
3360	if (my $cb = $pkg->can ("unload")) {	4161	if (my $cb = $pkg->can ("unload")) {
3361	eval {	4162	eval {
3362	$cb->($pkg);	4163	$cb->($pkg);
3363	1	4164	1
3364	} or warn "$pkg unloaded, but with errors: $@";	4165	} or error "$pkg unloaded, but with errors: $@";
		4166	}
		4167
		4168	trace "... clearing $pkg";
		4169	clear_package $pkg;
3365	}	4170	}
3366		4171
3367	warn "... nuking $pkg";
3368	Symbol::delete_package $pkg;
3369	}
3370
3371	warn "unloading all perl modules loaded from $LIBDIR";	4172	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3372	while (my ($k, $v) = each %INC) {	4173	while (my ($k, $v) = each %INC) {
3373	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4174	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3374		4175
3375	warn "... unloading $k";	4176	trace "... unloading $k";
3376	delete $INC{$k};	4177	delete $INC{$k};
3377		4178
3378	$k =~ s/\.pm$//;	4179	$k =~ s/\.pm$//;
3379	$k =~ s/\//::/g;	4180	$k =~ s/\//::/g;
3380		4181
3381	if (my $cb = $k->can ("unload_module")) {	4182	if (my $cb = $k->can ("unload_module")) {
3382	$cb->();	4183	$cb->();
		4184	}
		4185
		4186	clear_package $k;
3383	}	4187	}
3384		4188
3385	Symbol::delete_package $k;
3386	}
3387
3388	warn "getting rid of safe::, as good as possible";	4189	trace "perl_reload: getting rid of safe::, as good as possible";
3389	Symbol::delete_package "safe::$_"	4190	clear_package "safe::$_"
3390	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4191	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3391		4192
3392	warn "unloading cf.pm \"a bit\"";	4193	trace "perl_reload: unloading cf.pm \"a bit\"";
3393	delete $INC{"cf.pm"};	4194	delete $INC{"cf.pm"};
3394	delete $INC{"cf/pod.pm"};	4195	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3395		4196
3396	# don't, removes xs symbols, too,	4197	# don't, removes xs symbols, too,
3397	# and global variables created in xs	4198	# and global variables created in xs
3398	#Symbol::delete_package __PACKAGE__;	4199	#clear_package __PACKAGE__;
3399		4200
3400	warn "unload completed, starting to reload now";	4201	info "perl_reload: unload completed, starting to reload now";
3401		4202
3402	warn "reloading cf.pm";	4203	trace "perl_reload: reloading cf.pm";
3403	require cf;	4204	require cf;
3404	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4205	cf::_connect_to_perl_1;
3405		4206
3406	warn "loading config and database again";	4207	trace "perl_reload: loading config and database again";
3407	cf::reload_config;	4208	cf::reload_config;
3408		4209
3409	warn "loading extensions";	4210	trace "perl_reload: loading extensions";
3410	cf::load_extensions;	4211	cf::load_extensions;
3411		4212
		4213	if ($REATTACH_ON_RELOAD) {
3412	warn "reattaching attachments to objects/players";	4214	trace "perl_reload: reattaching attachments to objects/players";
3413	_global_reattach; # objects, sockets	4215	_global_reattach; # objects, sockets
3414	warn "reattaching attachments to maps";	4216	trace "perl_reload: reattaching attachments to maps";
3415	reattach $_ for values %MAP;	4217	reattach $_ for values %MAP;
3416	warn "reattaching attachments to players";	4218	trace "perl_reload: reattaching attachments to players";
3417	reattach $_ for values %PLAYER;	4219	reattach $_ for values %PLAYER;
		4220	}
3418		4221
3419	warn "leaving sync_job";	4222	cf::_post_init 1;
3420		4223
		4224	trace "perl_reload: leaving sync_job";
		4225
3421	1	4226	1
3422	} or do {	4227	} or do {
3423	warn $@;	4228	error $@;
3424	warn "error while reloading, exiting.";	4229	cf::cleanup "perl_reload: error, exiting.";
3425	exit 1;	4230	};
		4231
		4232	--$RELOAD;
3426	};	4233	}
3427		4234
3428	warn "reloaded";	4235	$t1 = AE::time - $t1;
		4236	info "perl_reload: completed in ${t1}s\n";
3429	};	4237	};
3430		4238
3431	our $RELOAD_WATCHER; # used only during reload	4239	our $RELOAD_WATCHER; # used only during reload
3432		4240
3433	sub reload_perl() {	4241	sub reload_perl() {
3434	# doing reload synchronously and two reloads happen back-to-back,	4242	# doing reload synchronously and two reloads happen back-to-back,
3435	# coro crashes during coro_state_free->destroy here.	4243	# coro crashes during coro_state_free->destroy here.
3436		4244
3437	$RELOAD_WATCHER ||= Event->timer (	4245	$RELOAD_WATCHER ||= cf::async {
3438	reentrant => 0,	4246	Coro::AIO::aio_wait cache_extensions;
3439	after => 0,	4247
3440	data => WF_AUTOCANCEL,	4248	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3441	cb => sub {
3442	do_reload_perl;	4249	do_reload_perl;
3443	undef $RELOAD_WATCHER;	4250	undef $RELOAD_WATCHER;
3444	},	4251	};
3445	);	4252	};
3446	}	4253	}
3447		4254
3448	register_command "reload" => sub {	4255	register_command "reload" => sub {
3449	my ($who, $arg) = @_;	4256	my ($who, $arg) = @_;
3450		4257
…		…
3455	reload_perl;	4262	reload_perl;
3456	};	4263	};
3457	}	4264	}
3458	};	4265	};
3459		4266
3460	unshift @INC, $LIBDIR;	4267	#############################################################################
3461		4268
3462	my $bug_warning = 0;	4269	my $bug_warning = 0;
3463		4270
3464	our @WAIT_FOR_TICK;
3465	our @WAIT_FOR_TICK_BEGIN;
3466
3467	sub wait_for_tick {	4271	sub wait_for_tick() {
3468	return unless $TICK_WATCHER->is_active;	4272	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3469	return if $Coro::current == $Coro::main;
3470		4273
3471	my $signal = new Coro::Signal;	4274	$WAIT_FOR_TICK->wait;
3472	push @WAIT_FOR_TICK, $signal;
3473	$signal->wait;
3474	}	4275	}
3475		4276
3476	sub wait_for_tick_begin {	4277	sub wait_for_tick_begin() {
3477	return unless $TICK_WATCHER->is_active;	4278	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3478	return if $Coro::current == $Coro::main;
3479		4279
3480	my $signal = new Coro::Signal;	4280	my $signal = new Coro::Signal;
3481	push @WAIT_FOR_TICK_BEGIN, $signal;	4281	push @WAIT_FOR_TICK_BEGIN, $signal;
3482	$signal->wait;	4282	$signal->wait;
3483	}	4283	}
3484		4284
3485	$TICK_WATCHER = Event->timer (	4285	sub tick {
3486	reentrant => 0,
3487	parked => 1,
3488	prio => 0,
3489	at => $NEXT_TICK || $TICK,
3490	data => WF_AUTOCANCEL,
3491	cb => sub {
3492	if ($Coro::current != $Coro::main) {	4286	if ($Coro::current != $Coro::main) {
3493	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4287	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3494	unless ++$bug_warning > 10;	4288	unless ++$bug_warning > 10;
3495	return;	4289	return;
3496	}	4290	}
3497		4291
3498	$NOW = $tick_start = Event::time;	4292	cf::one_tick; # one server iteration
3499		4293
3500	cf::server_tick; # one server iteration	4294	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3501		4295
3502	$RUNTIME += $TICK;
3503	$NEXT_TICK += $TICK;
3504
3505	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4296	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3506	$NEXT_RUNTIME_WRITE = $NOW + 10;	4297	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3507	Coro::async_pool {	4298	Coro::async_pool {
3508	$Coro::current->{desc} = "runtime saver";	4299	$Coro::current->{desc} = "runtime saver";
3509	write_runtime	4300	write_runtime_sync
3510	or warn "ERROR: unable to write runtime file: $!";	4301	or error "ERROR: unable to write runtime file: $!";
3511	};
3512	}	4302	};
		4303	}
3513		4304
3514	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4305	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3515	$sig->send;	4306	$sig->send;
3516	}	4307	}
3517	while (my $sig = shift @WAIT_FOR_TICK) {	4308	$WAIT_FOR_TICK->broadcast;
3518	$sig->send;
3519	}
3520		4309
3521	$NOW = Event::time;	4310	$LOAD = ($NOW - $TICK_START) / $TICK;
3522
3523	# if we are delayed by four ticks or more, skip them all
3524	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3525
3526	$TICK_WATCHER->at ($NEXT_TICK);
3527	$TICK_WATCHER->start;
3528
3529	$LOAD = ($NOW - $tick_start) / $TICK;
3530	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4311	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3531		4312
3532	_post_tick;	4313	if (0) {
		4314	if ($NEXT_TICK) {
		4315	my $jitter = $TICK_START - $NEXT_TICK;
		4316	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4317	debug "jitter $JITTER\n";#d#
		4318	}
3533	},	4319	}
3534	);	4320	}
3535		4321
3536	{	4322	{
		4323	# configure BDB
		4324	info "initialising database";
		4325
3537	BDB::min_parallel 8;	4326	BDB::min_parallel 16;
3538	BDB::max_poll_time $TICK * 0.1;	4327	BDB::max_poll_reqs $TICK * 0.1;
3539	$BDB_POLL_WATCHER = Event->io (	4328	#$AnyEvent::BDB::WATCHER->priority (1);
3540	reentrant => 0,
3541	fd => BDB::poll_fileno,
3542	poll => 'r',
3543	prio => 0,
3544	data => WF_AUTOCANCEL,
3545	cb => \&BDB::poll_cb,
3546	);
3547
3548	BDB::set_sync_prepare {
3549	my $status;
3550	my $current = $Coro::current;
3551	(
3552	sub {
3553	$status = $!;
3554	$current->ready; undef $current;
3555	},
3556	sub {
3557	Coro::schedule while defined $current;
3558	$! = $status;
3559	},
3560	)
3561	};
3562		4329
3563	unless ($DB_ENV) {	4330	unless ($DB_ENV) {
3564	$DB_ENV = BDB::db_env_create;	4331	$DB_ENV = BDB::db_env_create;
3565	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4332	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3566	| BDB::LOG_AUTOREMOVE, 1);	4333	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4334	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3567	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4335	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3568	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4336	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3569		4337
3570	cf::sync_job {	4338	cf::sync_job {
3571	eval {	4339	eval {
…		…
3581		4349
3582	cf::cleanup "db_env_open(db): $@" if $@;	4350	cf::cleanup "db_env_open(db): $@" if $@;
3583	};	4351	};
3584	}	4352	}
3585		4353
3586	$BDB_DEADLOCK_WATCHER = Event->timer (	4354	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3587	after => 3,
3588	interval => 1,
3589	hard => 1,
3590	prio => 0,
3591	data => WF_AUTOCANCEL,
3592	cb => sub {
3593	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4355	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3594	},
3595	);	4356	};
3596	$BDB_CHECKPOINT_WATCHER = Event->timer (	4357	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3597	after => 11,
3598	interval => 60,
3599	hard => 1,
3600	prio => 0,
3601	data => WF_AUTOCANCEL,
3602	cb => sub {
3603	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4358	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3604	},
3605	);	4359	};
3606	$BDB_TRICKLE_WATCHER = Event->timer (	4360	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3607	after => 5,
3608	interval => 10,
3609	hard => 1,
3610	prio => 0,
3611	data => WF_AUTOCANCEL,
3612	cb => sub {
3613	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4361	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3614	},
3615	);	4362	};
		4363
		4364	info "database initialised";
3616	}	4365	}
3617		4366
3618	{	4367	{
		4368	# configure IO::AIO
		4369
		4370	info "initialising aio";
3619	IO::AIO::min_parallel 8;	4371	IO::AIO::min_parallel 8;
3620
3621	undef $Coro::AIO::WATCHER;
3622	IO::AIO::max_poll_time $TICK * 0.1;	4372	IO::AIO::max_poll_time $TICK * 0.1;
3623	$AIO_POLL_WATCHER = Event->io (	4373	undef $AnyEvent::AIO::WATCHER;
3624	reentrant => 0,	4374	info "aio initialised";
3625	data => WF_AUTOCANCEL,
3626	fd => IO::AIO::poll_fileno,
3627	poll => 'r',
3628	prio => 0,
3629	cb => \&IO::AIO::poll_cb,
3630	);
3631	}	4375	}
3632		4376
3633	my $_log_backtrace;	4377	our $_log_backtrace;
		4378	our $_log_backtrace_last;
3634		4379
3635	sub _log_backtrace {	4380	sub _log_backtrace {
3636	my ($msg, @addr) = @_;	4381	my ($msg, @addr) = @_;
3637		4382
3638	$msg =~ s/\n//;	4383	$msg =~ s/\n$//;
3639		4384
		4385	if ($_log_backtrace_last eq $msg) {
		4386	LOG llevInfo, "[ABT] $msg\n";
		4387	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3640	# limit the # of concurrent backtraces	4388	# limit the # of concurrent backtraces
3641	if ($_log_backtrace < 2) {	4389	} elsif ($_log_backtrace < 2) {
		4390	$_log_backtrace_last = $msg;
3642	++$_log_backtrace;	4391	++$_log_backtrace;
		4392	my $perl_bt = Carp::longmess $msg;
3643	async {	4393	async {
3644	$Coro::current->{desc} = "abt $msg";	4394	$Coro::current->{desc} = "abt $msg";
3645		4395
3646	my @bt = fork_call {	4396	my @bt = fork_call {
3647	@addr = map { sprintf "%x", $_ } @addr;	4397	@addr = map { sprintf "%x", $_ } @addr;
…		…
3658	}	4408	}
3659		4409
3660	@funcs	4410	@funcs
3661	};	4411	};
3662		4412
3663	LOG llevInfo, "[ABT] $msg\n";	4413	LOG llevInfo, "[ABT] $perl_bt\n";
		4414	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3664	LOG llevInfo, "[ABT] $_\n" for @bt;	4415	LOG llevInfo, "[ABT] $_\n" for @bt;
3665	--$_log_backtrace;	4416	--$_log_backtrace;
3666	};	4417	};
3667	} else {	4418	} else {
3668	LOG llevInfo, "[ABT] $msg\n";	4419	LOG llevInfo, "[ABT] $msg\n";
3669	LOG llevInfo, "[ABT] [suppressed]\n";	4420	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3670	}	4421	}
3671	}	4422	}
3672		4423
3673	# load additional modules	4424	# load additional modules
3674	use cf::pod;	4425	require "cf/$_.pm" for @EXTRA_MODULES;
		4426	cf::_connect_to_perl_2;
3675		4427
3676	END { cf::emergency_save }	4428	END { cf::emergency_save }
3677		4429
3678	1	4430	1
3679		4431

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