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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.311 by root, Fri Jul 20 16:11:10 2007 UTC vs.
Revision 1.597 by root, Sun Nov 11 02:14:37 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 3.61 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
		54	use Coro::Util ();
24		55
		56	use Guard ();
25	use JSON::XS 1.4 ();	57	use JSON::XS 2.01 ();
26	use BDB ();	58	use BDB ();
27	use Data::Dumper;	59	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	60	use Fcntl;
30	use YAML::Syck ();	61	use YAML::XS ();
31	use IO::AIO 2.32 ();	62	use IO::AIO ();
32	use Time::HiRes;	63	use Time::HiRes;
33	use Compress::LZF;	64	use Compress::LZF;
34	use Digest::MD5 ();	65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
35		68
36	# configure various modules to our taste	69	# configure various modules to our taste
37	#	70	#
38	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	72	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		73
		74	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		75
		76	# make sure c-lzf reinitialises itself
		77	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41		79
42	$Event::Eval = 1; # no idea why this is required, but it is	80	# strictly for debugging
43		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		82
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
50		86
51	our %COMMAND = ();	87	our %COMMAND = ();
52	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
53		89
54	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	91	our %EXTCMD = ();
		92	our %EXTACMD = ();
56	our %EXTICMD = ();	93	our %EXTICMD = ();
		94	our %EXTIACMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	95	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	96	our %EXT_MAP = (); # pluggable maps
59		97
60	our $RELOAD; # number of reloads so far	98	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	99	our @EVENT;
		100	our @REFLECT; # set by XS
		101	our %REFLECT; # set by us
62		102
63	our $CONFDIR = confdir;	103	our $CONFDIR = confdir;
		104
64	our $DATADIR = datadir;	105	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	106	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	107	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	108	our $MAPDIR = "$DATADIR/" . mapdir;
		109
68	our $LOCALDIR = localdir;	110	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	111	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	112	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	113	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	114	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	115	our $BDBDIR = "$LOCALDIR/db";
		116	our $PIDFILE = "$LOCALDIR/pid";
		117	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		118
		119	#our %RESOURCE; # unused
		120
		121	our $OUTPUT_RATE_MIN = 3000;
		122	our $OUTPUT_RATE_MAX = 1000000;
		123
		124	our $MAX_LINKS = 32; # how many chained exits to follow
		125	our $VERBOSE_IO = 1;
74		126
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	127	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	128	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	129	our $NEXT_TICK;
		130	our $USE_FSYNC = 1; # use fsync to write maps - default on
		131
		132	our $BDB_DEADLOCK_WATCHER;
		133	our $BDB_CHECKPOINT_WATCHER;
		134	our $BDB_TRICKLE_WATCHER;
		135	our $DB_ENV;
		136
		137	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		138
		139	our %CFG;
		140	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
		141
		142	our $UPTIME; $UPTIME ||= time;
		143	our $RUNTIME = 0;
		144	our $SERVER_TICK = 0;
80	our $NOW;	145	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		146
83	our $BDB_POLL_WATCHER;	147	our (%PLAYER, %PLAYER_LOADING); # all users
84	our $DB_ENV;	148	our (%MAP, %MAP_LOADING ); # all maps
85
86	our %CFG;
87
88	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;
90
91	our %PLAYER; # all users
92	our %MAP; # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	149	our $LINK_MAP; # the special {link} map, which is always available
94		150
95	# used to convert map paths into valid unix filenames by replacing / by ∕	151	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	152	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		153
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	154	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	155	our $LOADAVG; # same thing, but with alpha-smoothing
		156	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	157	our $TICK_START; # for load detecting purposes
		158
		159	our @POST_INIT;
		160
		161	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		162	our $REALLY_UNLOOP; # never set to true, please :)
		163
		164	our $WAIT_FOR_TICK = new Coro::Signal;
		165	our @WAIT_FOR_TICK_BEGIN;
101		166
102	binmode STDOUT;	167	binmode STDOUT;
103	binmode STDERR;	168	binmode STDERR;
104		169
105	# read virtual server time, if available	170	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	171	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	172	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	173	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	174	$RUNTIME = <$fh> + 0.;
110	}	175	}
		176
		177	eval "sub TICK() { $TICK } 1" or die;
111		178
112	mkdir $_	179	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	180	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		181
115	our $EMERGENCY_POSITION;	182	our $EMERGENCY_POSITION;
116		183
117	sub cf::map::normalise;	184	sub cf::map::normalise;
118		185
		186	sub in_main() {
		187	$Coro::current == $Coro::main
		188	}
		189
119	#############################################################################	190	#############################################################################
120		191
		192	%REFLECT = ();
		193	for (@REFLECT) {
		194	my $reflect = JSON::XS::decode_json $_;
		195	$REFLECT{$reflect->{class}} = $reflect;
		196	}
		197
		198	# this is decidedly evil
		199	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		200
		201	#############################################################################
		202
121	=head2 GLOBAL VARIABLES	203	=head2 GLOBAL VARIABLES
122		204
123	=over 4	205	=over 4
124		206
125	=item $cf::UPTIME	207	=item $cf::UPTIME
126		208
127	The timestamp of the server start (so not actually an uptime).	209	The timestamp of the server start (so not actually an "uptime").
		210
		211	=item $cf::SERVER_TICK
		212
		213	An unsigned integer that starts at zero when the server is started and is
		214	incremented on every tick.
		215
		216	=item $cf::NOW
		217
		218	The (real) time of the last (current) server tick - updated before and
		219	after tick processing, so this is useful only as a rough "what time is it
		220	now" estimate.
		221
		222	=item $cf::TICK
		223
		224	The interval between each server tick, in seconds.
128		225
129	=item $cf::RUNTIME	226	=item $cf::RUNTIME
130		227
131	The time this server has run, starts at 0 and is increased by $cf::TICK on	228	The time this server has run, starts at 0 and is increased by $cf::TICK on
132	every server tick.	229	every server tick.
133		230
134	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	231	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
135	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	232	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
136	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	233	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
137		234
138	Various directories - "/etc", read-only install directory, perl-library	235	Various directories - "/etc", read-only install directory, perl-library
139	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	236	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
140	unique-items directory, player file directory, random maps directory and	237	unique-items directory, player file directory, random maps directory and
141	database environment.	238	database environment.
142		239
143	=item $cf::NOW
144
145	The time of the last (current) server tick.
146
147	=item $cf::TICK
148
149	The interval between server ticks, in seconds.
150
151	=item $cf::LOADAVG	240	=item $cf::LOADAVG
152		241
153	The current CPU load on the server (alpha-smoothed), as a value between 0	242	The current CPU load on the server (alpha-smoothed), as a value between 0
154	(none) and 1 (overloaded), indicating how much time is spent on processing	243	(none) and 1 (overloaded), indicating how much time is spent on processing
155	objects per tick. Healthy values are < 0.5.	244	objects per tick. Healthy values are < 0.5.
…		…
158		247
159	The raw value load value from the last tick.	248	The raw value load value from the last tick.
160		249
161	=item %cf::CFG	250	=item %cf::CFG
162		251
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	252	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	253	from wherever your confdir points to.
165		254
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	255	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		256
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	257	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
169	returns directly I<after> the tick processing (and consequently, can only wake one process	258	returns directly I<after> the tick processing (and consequently, can only wake one thread
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		260
		261	Note that cf::Wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
		277
172	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
173		279
174	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
175	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
176	that call.	282	that call.
177		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
178	=back	290	=back
179		291
180	=cut	292	=cut
181		293
182	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
183	*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 {
184	my $msg = join "", @_;	301	my $msg = join "", @_;
185		302
186	$msg .= "\n"	303	$msg .= "\n"
187	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
188		305
189	$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;
190		307
191	utf8::encode $msg;
192	LOG llevError, $msg;	308	LOG llevWarn, $msg;
193	};	309	};
194	}	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	};
195		324
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	335	for my $pkg (qw(
207	cf::global cf::attachable	336	cf::global cf::attachable
208	cf::object cf::object::player	337	cf::object cf::object::player
209	cf::client cf::player	338	cf::client cf::player
210	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
211	cf::map cf::party cf::region	341	cf::party cf::region
212	)) {	342	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	344	}
216		345
217	$Event::DIED = sub {	346	$EV::DIED = sub {
218	warn "error in event callback: @_";	347	warn "error in event callback: $@";
219	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
220		354
221	#############################################################################	355	#############################################################################
222		356
223	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
224		358
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	380	$d
247	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
248	}	382	}
249		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($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
250	=item $ref = cf::from_json $json	436	=item $ref = cf::decode_json $json
251		437
252	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
253		439
254	=item $json = cf::to_json $ref	440	=item $json = cf::encode_json $ref
255		441
256	Converts a perl data structure into its JSON representation.	442	Converts a perl data structure into its JSON representation.
257		443
258	=cut	444	=cut
259		445
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		447
262	sub to_json ($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
263	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	}
264		512
265	=item cf::lock_wait $string	513	=item cf::lock_wait $string
266		514
267	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
268		516
269	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
270		518
271	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
272	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,
273	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
274	returned.	522	returned.
275		523
		524	Locks are *not* recursive, locking from the same coro twice results in a
		525	deadlocked coro.
		526
276	Lock names should begin with a unique identifier (for example, cf::map::find	527	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	528	uses map_find and cf::map::load uses map_load).
278		529
279	=item $locked = cf::lock_active $string	530	=item $locked = cf::lock_active $string
280		531
281	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.
282		533
283	=cut	534	=cut
284		535
285	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
286		537
287	sub lock_wait($) {	538	sub lock_wait($) {
288	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	540	}
296		541
297	sub lock_acquire($) {	542	sub lock_acquire($) {
298	my ($key) = @_;	543	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	544	}
310		545
311	sub lock_active($) {	546	sub lock_active($) {
312	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	548	}
316		549
317	sub freeze_mainloop {	550	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
319		552
320	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	554	}
		555
		556	=item cf::periodic $interval, $cb
		557
		558	Like EV::periodic, but randomly selects a starting point so that the actions
		559	get spread over time.
		560
		561	=cut
		562
		563	sub periodic($$) {
		564	my ($interval, $cb) = @_;
		565
		566	my $start = rand List::Util::min 180, $interval;
		567
		568	EV::periodic $start, $interval, 0, $cb
		569	}
		570
		571	=item cf::get_slot $time[, $priority[, $name]]
		572
		573	Allocate $time seconds of blocking CPU time at priority C<$priority>
		574	(default: 0): This call blocks and returns only when you have at least
		575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority les than zero, interactive jobs
		579	should use 100 or more.
		580
		581	The optional C<$name> can be used to identify the job to run. It might be
		582	used for statistical purposes and should identify the same time-class.
		583
		584	Useful for short background jobs.
		585
		586	=cut
		587
		588	our @SLOT_QUEUE;
		589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
		591
		592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		593	$SLOT_QUEUE = Coro::async {
		594	$Coro::current->desc ("timeslot manager");
		595
		596	my $signal = new Coro::Signal;
		597	my $busy;
		598
		599	while () {
		600	next_job:
		601
		602	my $avail = cf::till_tick;
		603
		604	for (0 .. $#SLOT_QUEUE) {
		605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
		607	my $job = splice @SLOT_QUEUE, $_, 1, ();
		608	$job->[2]->send;
		609	Coro::cede;
		610	goto next_job;
		611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		613	}
		614	}
		615
		616	if (@SLOT_QUEUE) {
		617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		618	$WAIT_FOR_TICK->wait;
		619	} else {
		620	$busy = 0;
		621	Coro::schedule;
		622	}
322	};	623	}
323	$TICK_WATCHER->stop;	624	};
324	$guard	625
		626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
		629	my ($time, $pri, $name) = @_;
		630
		631	$time = clamp $time, 0.01, $TICK * .6;
		632
		633	my $sig = new Coro::Signal;
		634
		635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		637	$SLOT_QUEUE->ready;
		638	$sig->wait;
325	}	639	}
326		640
327	=item cf::async { BLOCK }	641	=item cf::async { BLOCK }
328		642
329	Currently the same as Coro::async_pool, meaning you cannot use	643	Currently the same as Coro::async_pool, meaning you cannot use
…		…
334		648
335	BEGIN { *async = \&Coro::async_pool }	649	BEGIN { *async = \&Coro::async_pool }
336		650
337	=item cf::sync_job { BLOCK }	651	=item cf::sync_job { BLOCK }
338		652
339	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	653	The design of Deliantra requires that the main coroutine ($Coro::main)
340	is always able to handle events or runnable, as Crossfire TRT is only	654	is always able to handle events or runnable, as Deliantra is only
341	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	655	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
342	acceptable.	656	acceptable.
343		657
344	If it must be done, put the blocking parts into C<sync_job>. This will run	658	If it must be done, put the blocking parts into C<sync_job>. This will run
345	the given BLOCK in another coroutine while waiting for the result. The	659	the given BLOCK in another coroutine while waiting for the result. The
…		…
349	=cut	663	=cut
350		664
351	sub sync_job(&) {	665	sub sync_job(&) {
352	my ($job) = @_;	666	my ($job) = @_;
353		667
354	if ($Coro::current == $Coro::main) {	668	if (in_main) {
355	my $time = Event::time;	669	my $time = AE::time;
356		670
357	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
358	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
359		673
360	# TODO: use suspend/resume instead	674	#LOG llevError, Carp::longmess "sync job";#d#
361	# (but this is cancel-safe)	675
362	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
363		677
364	my $busy = 1;	678	my $busy = 1;
365	my @res;	679	my @res;
366		680
367	(async {	681	(async {
		682	$Coro::current->desc ("sync job coro");
368	@res = eval { $job->() };	683	@res = eval { $job->() };
369	warn $@ if $@;	684	error $@ if $@;
370	undef $busy;	685	undef $busy;
371	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
372		687
373	while ($busy) {	688	while ($busy) {
374	Coro::cede or Event::one_event;	689	if (Coro::nready) {
		690	Coro::cede_notself;
		691	} else {
		692	EV::loop EV::LOOP_ONESHOT;
375	}	693	}
		694	}
376		695
377	$time = Event::time - $time;	696	my $time = AE::time - $time;
378		697
379	LOG llevError | logBacktrace, Carp::longmess "long sync job"
380	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
381
382	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
383		699
384	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
385	} else {	701	} else {
386	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
387		703
…		…
407	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
408		724
409	$coro	725	$coro
410	}	726	}
411		727
412	=item fork_call { }, $args	728	=item fork_call { }, @args
413		729
414	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
415	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
416	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
417	never block itself or use any form of Event handling.	733	never block itself or use any form of event handling.
418		734
419	=cut	735	=cut
420		736
421	sub _store_scalar {	737	sub post_fork {
422	open my $fh, ">", \my $buf	738	reset_signals;
423	or die "fork_call: cannot open fh-to-buf in child : $!";
424	Storable::store_fd $_[0], $fh;
425	close $fh;
426
427	$buf
428	}	739	}
429		740
430	sub fork_call(&@) {	741	sub fork_call(&@) {
431	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
432		743
433	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	744	# we seemingly have to make a local copy of the whole thing,
434	# or die "socketpair: $!";	745	# otherwise perl prematurely frees the stuff :/
435	pipe my $fh1, my $fh2	746	# TODO: investigate and fix (likely this will be rather laborious)
436	or die "pipe: $!";
437		747
438	if (my $pid = fork) {	748	my @res = Coro::Util::fork_eval {
439	close $fh2;	749	cf::post_fork;
		750	&$cb
		751	} @args;
440		752
441	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	753	wantarray ? @res : $res[-1]
442	warn "pst<$res>" unless $res =~ /^pst/;	754	}
443	$res = Coro::Storable::thaw $res;
444		755
445	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	756	sub objinfo {
446
447	Carp::confess $$res unless "ARRAY" eq ref $res;
448
449	return wantarray ? @$res : $res->[-1];
450	} else {
451	reset_signals;
452	local $SIG{__WARN__};
453	local $SIG{__DIE__};
454	# just in case, this hack effectively disables event
455	# in the child. cleaner and slower would be canceling all watchers,
456	# but this works for the time being.
457	local $Coro::idle;
458	$Coro::current->prio (Coro::PRIO_MAX);
459
460	eval {
461	close $fh1;
462
463	my @res = eval { $cb->(@args) };
464
465	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
466	close $fh2;
467	};
468
469	warn $@ if $@;
470	_exit 0;
471	}	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
472	}	792	}
473		793
474	=item $value = cf::db_get $family => $key	794	=item $value = cf::db_get $family => $key
475		795
476	Returns a single value from the environment database.	796	Returns a single value from the environment database.
…		…
478	=item cf::db_put $family => $key => $value	798	=item cf::db_put $family => $key => $value
479		799
480	Stores the given C<$value> in the family. It can currently store binary	800	Stores the given C<$value> in the family. It can currently store binary
481	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	801	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
482		802
		803	=item $db = cf::db_table "name"
		804
		805	Create and/or open a new database table. The string must not be "db" and must be unique
		806	within each server.
		807
483	=cut	808	=cut
		809
		810	sub db_table($) {
		811	cf::error "db_get called from main context"
		812	if $Coro::current == $Coro::main;
		813
		814	my ($name) = @_;
		815	my $db = BDB::db_create $DB_ENV;
		816
		817	eval {
		818	$db->set_flags (BDB::CHKSUM);
		819
		820	utf8::encode $name;
		821	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		822	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		823	cf::cleanup "db_open(db): $!" if $!;
		824	};
		825	cf::cleanup "db_open(db): $@" if $@;
		826
		827	$db
		828	}
484		829
485	our $DB;	830	our $DB;
486		831
487	sub db_init {	832	sub db_init {
488	unless ($DB) {	833	$DB ||= db_table "db";
489	$DB = BDB::db_create $DB_ENV;
490
491	cf::sync_job {
492	eval {
493	$DB->set_flags (BDB::CHKSUM);
494
495	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
496	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
497	cf::cleanup "db_open(db): $!" if $!;
498	};
499	cf::cleanup "db_open(db): $@" if $@;
500	};
501	}
502	}	834	}
503		835
504	sub db_get($$) {	836	sub db_get($$) {
505	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
506		838
507	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
508	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
509		843
510	$! ? ()	844	$! ? ()
511	: $data	845	: $data
512	}
513	}	846	}
514		847
515	sub db_put($$$) {	848	sub db_put($$$) {
516	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
517	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
545		878
546	my @data;	879	my @data;
547	my $md5;	880	my $md5;
548		881
549	for (0 .. $#$src) {	882	for (0 .. $#$src) {
550	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
551	or Carp::croak "$src->[$_]: $!";
552	}	884	}
553		885
554	# if processing is expensive, check	886	# if processing is expensive, check
555	# checksum first	887	# checksum first
556	if (1) {	888	if (1) {
557	$md5 =	889	$md5 =
558	join "\x00",	890	join "\x00",
559	$processversion,	891	$processversion,
560	map {	892	map {
561	Coro::cede;	893	cf::cede_to_tick;
562	($src->[$_], Digest::MD5::md5_hex $data[$_])	894	($src->[$_], Digest::MD5::md5_hex $data[$_])
563	} 0.. $#$src;	895	} 0.. $#$src;
564		896
565		897
566	my $dbmd5 = db_get cache => "$id/md5";	898	my $dbmd5 = db_get cache => "$id/md5";
…		…
573		905
574	my $t1 = Time::HiRes::time;	906	my $t1 = Time::HiRes::time;
575	my $data = $process->(\@data);	907	my $data = $process->(\@data);
576	my $t2 = Time::HiRes::time;	908	my $t2 = Time::HiRes::time;
577		909
578	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
579		911
580	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
581	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
582	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
583		915
…		…
593		925
594	=cut	926	=cut
595		927
596	sub datalog($@) {	928	sub datalog($@) {
597	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
598	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
599	}	931	}
600		932
601	=back	933	=back
602		934
603	=cut	935	=cut
604		936
605	#############################################################################	937	#############################################################################
606		938
607	=head2 ATTACHABLE OBJECTS	939	=head2 ATTACHABLE OBJECTS
608		940
609	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
610	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")
611	to it. All such attachable objects support the following methods.	943	to it. All such attachable objects support the following methods.
612		944
613	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>
614	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
615	Crossfire TRT).	947	Deliantra).
616		948
617	=over 4	949	=over 4
618		950
619	=item $attachable->attach ($attachment, key => $value...)	951	=item $attachable->attach ($attachment, key => $value...)
620		952
…		…
664	=item cf::CLASS::attachment $name, ...	996	=item cf::CLASS::attachment $name, ...
665		997
666	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
667	given CLASS can refer to this attachment.	999	given CLASS can refer to this attachment.
668		1000
669	Some classes such as crossfire maps and objects can specify attachments	1001	Some classes such as deliantra maps and objects can specify attachments
670	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.
671		1003
672	These calls expect any number of the following handler/hook descriptions:	1004	These calls expect any number of the following handler/hook descriptions:
673		1005
674	=over 4	1006	=over 4
…		…
798		1130
799	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
800	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
801		1133
802	} elsif (ref $type) {	1134	} elsif (ref $type) {
803	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
804		1136
805	} else {	1137	} else {
806	shift @arg;	1138	shift @arg;
807	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
808	}	1140	}
809	}	1141	}
810	}	1142	}
811		1143
812	sub _object_attach {	1144	sub _object_attach {
…		…
822	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
823	}	1155	}
824		1156
825	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
826	} else {	1158	} else {
827	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
828	}	1160	}
829		1161
830	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
831	}	1163	}
832		1164
…		…
891		1223
892	for (@$callbacks) {	1224	for (@$callbacks) {
893	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
894		1226
895	if ($@) {	1227	if ($@) {
896	warn "$@";
897	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
898	override;	1229	override;
899	}	1230	}
900		1231
901	return 1 if $override;	1232	return 1 if $override;
902	}	1233	}
903		1234
904	0	1235	0
905	}	1236	}
906		1237
907	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
908		1239
909	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1240	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
910		1241
911	Generate an object-specific event with the given arguments.	1242	Generate an object-specific event with the given arguments.
912		1243
…		…
919	=cut	1250	=cut
920		1251
921	#############################################################################	1252	#############################################################################
922	# object support	1253	# object support
923		1254
		1255	sub _object_equal($$);
		1256	sub _object_equal($$) {
		1257	my ($a, $b) = @_;
		1258
		1259	return 0 unless (ref $a) eq (ref $b);
		1260
		1261	if ("HASH" eq ref $a) {
		1262	my @ka = keys %$a;
		1263	my @kb = keys %$b;
		1264
		1265	return 0 if @ka != @kb;
		1266
		1267	for (0 .. $#ka) {
		1268	return 0 unless $ka[$_] eq $kb[$_];
		1269	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1270	}
		1271
		1272	} elsif ("ARRAY" eq ref $a) {
		1273
		1274	return 0 if @$a != @$b;
		1275
		1276	for (0 .. $#$a) {
		1277	return 0 unless _object_equal $a->[$_], $b->[$_];
		1278	}
		1279
		1280	} elsif ($a ne $b) {
		1281	return 0;
		1282	}
		1283
		1284	1
		1285	}
		1286
		1287	our $SLOW_MERGES;#d#
		1288	sub _can_merge {
		1289	my ($ob1, $ob2) = @_;
		1290
		1291	++$SLOW_MERGES;#d#
		1292
		1293	# we do the slow way here
		1294	return _object_equal $ob1, $ob2
		1295	}
		1296
924	sub reattach {	1297	sub reattach {
925	# basically do the same as instantiate, without calling instantiate	1298	# basically do the same as instantiate, without calling instantiate
926	my ($obj) = @_;	1299	my ($obj) = @_;
927		1300
		1301	# no longer needed after getting rid of delete_package?
928	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
929		1303
930	my $registry = $obj->registry;	1304	my $registry = $obj->registry;
931		1305
932	@$registry = ();	1306	@$registry = ();
933		1307
…		…
938	for (@$attach) {	1312	for (@$attach) {
939	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
940	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
941	}	1315	}
942	} else {	1316	} else {
943	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
944	}	1318	}
945	}	1319	}
946	}	1320	}
947		1321
948	cf::attachable->attach (	1322	cf::attachable->attach (
949	prio => -1000000,	1323	prio => -1000000,
950	on_instantiate => sub {	1324	on_instantiate => sub {
951	my ($obj, $data) = @_;	1325	my ($obj, $data) = @_;
952		1326
953	$data = from_json $data;	1327	$data = decode_json $data;
954		1328
955	for (@$data) {	1329	for (@$data) {
956	my ($name, $args) = @$_;	1330	my ($name, $args) = @$_;
957		1331
958	$obj->attach ($name, %{$args || {} });	1332	$obj->attach ($name, %{$args || {} });
…		…
974	sub object_freezer_save {	1348	sub object_freezer_save {
975	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
976		1350
977	sync_job {	1351	sync_job {
978	if (length $$rdata) {	1352	if (length $$rdata) {
		1353	utf8::decode (my $decname = $filename);
979	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
980	$filename, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
981		1357
982	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
983	chmod SAVE_MODE, $fh;	1359	aio_chmod $fh, SAVE_MODE;
984	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
985	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	}
986	close $fh;	1365	aio_close $fh;
987		1366
988	if (@$objs) {	1367	if (@$objs) {
989	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) {
990	chmod SAVE_MODE, $fh;	1369	aio_chmod $fh, SAVE_MODE;
991	my $data = Storable::nfreeze { version => 1, objs => $objs };	1370	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
992	aio_write $fh, 0, (length $data), $data, 0;	1371	aio_write $fh, 0, (length $data), $data, 0;
993	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	}
994	close $fh;	1376	aio_close $fh;
995	aio_rename "$filename.pst~", "$filename.pst";	1377	aio_rename "$filename.pst~", "$filename.pst";
996	}	1378	}
997	} else {	1379	} else {
998	aio_unlink "$filename.pst";	1380	aio_unlink "$filename.pst";
999	}	1381	}
1000		1382
1001	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
		1384
		1385	$filename =~ s%/[^/]+$%%;
		1386	aio_pathsync $filename if $cf::USE_FSYNC;
1002	} else {	1387	} else {
1003	warn "FATAL: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
1004	}	1389	}
1005	} else {	1390	} else {
1006	aio_unlink $filename;	1391	aio_unlink $filename;
1007	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1008	}	1393	}
1009	}	1394	};
1010	}	1395	}
1011		1396
1012	sub object_freezer_as_string {	1397	sub object_freezer_as_string {
1013	my ($rdata, $objs) = @_;	1398	my ($rdata, $objs) = @_;
1014		1399
…		…
1026	or return;	1411	or return;
1027		1412
1028	unless (aio_stat "$filename.pst") {	1413	unless (aio_stat "$filename.pst") {
1029	(aio_load "$filename.pst", $av) >= 0	1414	(aio_load "$filename.pst", $av) >= 0
1030	or return;	1415	or return;
		1416
1031	$av = eval { (Storable::thaw $av)->{objs} };	1417	my $st = eval { Coro::Storable::thaw $av };
		1418	$av = $st->{objs};
1032	}	1419	}
1033		1420
		1421	utf8::decode (my $decname = $filename);
1034	warn sprintf "loading %s (%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1035	$filename, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
		1425
1036	return ($data, $av);	1426	($data, $av)
1037	}	1427	}
1038		1428
1039	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
1040		1430
1041	=over 4	1431	=over 4
…		…
1043	=cut	1433	=cut
1044		1434
1045	#############################################################################	1435	#############################################################################
1046	# command handling &c	1436	# command handling &c
1047		1437
1048	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1049		1439
1050	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
1051	$name.	1441	$name.
1052		1442
1053	=cut	1443	=cut
…		…
1059	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1060		1450
1061	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1062	}	1452	}
1063		1453
1064	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1065		1455
1066	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1067	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
1068	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
1069	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
1070	has logged in successfully.	1460	has logged in successfully.
1071		1461
1072	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1073	called.
1074		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
1075	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1076		1470
1077	Register a callback for execution when the client sends an (asynchronous)	1471	Register a callback for execution when the client sends an (asynchronous)
1078	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
1079	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
1080	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
1081	log-in.	1475	log-in.
1082		1476
1083	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1084	called.
1085		1478
1086	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1087		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
1088	sub register_extcmd {	1486	sub register_extcmd($$) {
1089	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1090		1488
1091	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1092	}	1490	}
1093		1491
1094	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1095	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1096		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1097	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1098	}	1502	}
1099		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
		1510	use File::Glob ();
		1511
1100	cf::player->attach (	1512	cf::player->attach (
1101	on_command => sub {	1513	on_unknown_command => sub {
1102	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1103		1515
1104	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1105	or return;	1517	or return;
1106		1518
…		…
1114	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1115		1527
1116	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1117		1529
1118	if (ref $msg) {	1530	if (ref $msg) {
		1531	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		1532
1119	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1533	if (my $cb = $EXTACMD{$type}) {
1120	if (my %reply = $cb->($pl, $msg)) {	1534	$cb->(
1121	$pl->ext_reply ($msg->{msgid}, %reply);	1535	$pl,
		1536	sub {
		1537	$pl->ext_msg ("reply-$reply", @_)
		1538	if $reply;
		1539	},
		1540	@payload
		1541	);
		1542	} else {
		1543	my @reply;
		1544
		1545	if (my $cb = $EXTCMD{$type}) {
		1546	@reply = $cb->($pl, @payload);
1122	}	1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1123	}	1551	}
		1552
1124	} else {	1553	} else {
1125	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1126	}	1555	}
1127		1556
1128	cf::override;	1557	cf::override;
1129	},	1558	},
1130	);	1559	);
1131		1560
		1561	# "readahead" all extensions
		1562	sub cache_extensions {
		1563	my $grp = IO::AIO::aio_group;
		1564
		1565	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1566	for (grep /\.ext$/, @{$_[0]}) {
		1567	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1568	}
		1569	};
		1570
		1571	$grp
		1572	}
		1573
		1574	sub _ext_cfg_reg($$$$) {
		1575	my ($rvar, $varname, $cfgname, $default) = @_;
		1576
		1577	$cfgname = lc $varname
		1578	unless length $cfgname;
		1579
		1580	$EXT_CFG{$cfgname} = [$rvar, $default];
		1581
		1582	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1583	}
		1584
1132	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1133	cf::sync_job {	1590	cf::sync_job {
1134	my %todo;	1591	my %todo;
1135		1592
1136	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1137	next unless -r $path;	1594	next unless -r $path;
…		…
1155		1612
1156	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1157	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1158		1615
1159	$ext{source} =	1616	$ext{source} =
1160	"package $pkg; use strict; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1161	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1162	. $source	1619	. $source
1163	. "\n};\n1";	1620	. "\n};\n1";
1164		1621
1165	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1166	}	1623	}
1167		1624
		1625	my $pass = 0;
1168	my %done;	1626	my %done;
1169	while (%todo) {	1627	while (%todo) {
1170	my $progress;	1628	my $progress;
1171		1629
		1630	++$pass;
		1631
		1632	ext:
1172	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1173	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1174	goto skip	1635	next ext
1175	unless exists $done{$_};	1636	unless exists $done{$_};
1176	}	1637	}
1177		1638
1178	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1179		1640
1180	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 $@) {
1181	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1182	: "$v->{base}: extension inactive.\n";
1183		1654
		1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1184	if (exists $v->{meta}{mandatory}) {	1656	if exists $v->{meta}{mandatory};
1185	warn $msg;	1657
1186	warn "mandatory extension failed to load, exiting.\n";	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1187	exit 1;	1659	delete $todo{$k};
1188	}	1660	} else {
1189		1661	$done{$k} = delete $todo{$k};
1190	warn $msg;	1662	push @EXTS, $v->{pkg};
		1663	$progress = 1;
		1664
		1665	info "$v->{base}: extension inactive.\n"
		1666	unless $active;
1191	}	1667	}
1192
1193	$done{$k} = delete $todo{$k};
1194	push @EXTS, $v->{pkg};
1195	$progress = 1;
1196	}	1668	}
1197		1669
1198	skip:	1670	unless ($progress) {
1199	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1200	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	}
1201	}	1680	}
1202	};	1681	};
1203	}	1682	}
1204		1683
1205	#############################################################################	1684	#############################################################################
1206		1685
1207	=back	1686	=back
1208		1687
1209	=head2 CORE EXTENSIONS	1688	=head2 CORE EXTENSIONS
1210		1689
1211	Functions and methods that extend core crossfire objects.	1690	Functions and methods that extend core deliantra objects.
1212		1691
1213	=cut	1692	=cut
1214		1693
1215	package cf::player;	1694	package cf::player;
1216		1695
1217	use Coro::AIO;	1696	use Coro::AIO;
1218		1697
1219	=head3 cf::player	1698	=head3 cf::player
1220		1699
1221	=over 4	1700	=over 4
		1701
		1702	=item cf::player::num_playing
		1703
		1704	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1705
		1706	=cut
		1707
		1708	sub num_playing {
		1709	scalar grep
		1710	$_->ob->map
		1711	&& !$_->hidden
		1712	&& !$_->ob->flag (cf::FLAG_WIZ),
		1713	cf::player::list
		1714	}
1222		1715
1223	=item cf::player::find $login	1716	=item cf::player::find $login
1224		1717
1225	Returns the given player object, loading it if necessary (might block).	1718	Returns the given player object, loading it if necessary (might block).
1226		1719
…		…
1245		1738
1246	sub exists($) {	1739	sub exists($) {
1247	my ($login) = @_;	1740	my ($login) = @_;
1248		1741
1249	$cf::PLAYER{$login}	1742	$cf::PLAYER{$login}
1250	or cf::sync_job { !aio_stat path $login }	1743	or !aio_stat path $login
1251	}	1744	}
1252		1745
1253	sub find($) {	1746	sub find($) {
1254	return $cf::PLAYER{$_[0]} || do {	1747	return $cf::PLAYER{$_[0]} || do {
1255	my $login = $_[0];	1748	my $login = $_[0];
…		…
1262	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1755	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1263	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1756	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1264	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1757	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1265	aio_unlink +(playerdir $login) . "/$login.pl";	1758	aio_unlink +(playerdir $login) . "/$login.pl";
1266		1759
1267	my $pl = load_pl path $login	1760	my $f = new_from_file cf::object::thawer path $login
1268	or return;	1761	or return;
		1762
		1763	my $pl = cf::player::load_pl $f
		1764	or return;
		1765
		1766	local $cf::PLAYER_LOADING{$login} = $pl;
		1767	$f->resolve_delayed_derefs;
1269	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1270	}	1769	}
1271	}	1770	}
1272	}	1771	}
		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($pl, $path) = @_;
		1776
		1777	# restore slots saved in save, below
		1778	my $slots = delete $pl->{_slots};
		1779
		1780	$pl->ob->current_weapon ($slots->[0]);
		1781	$pl->combat_ob ($slots->[1]);
		1782	$pl->ranged_ob ($slots->[2]);
		1783	},
		1784	);
1273		1785
1274	sub save($) {	1786	sub save($) {
1275	my ($pl) = @_;	1787	my ($pl) = @_;
1276		1788
1277	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
…		…
1282	return if $pl->{deny_save};	1794	return if $pl->{deny_save};
1283		1795
1284	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1285	$pl->{last_save} = $cf::RUNTIME;	1797	$pl->{last_save} = $cf::RUNTIME;
1286		1798
		1799	cf::get_slot 0.01;
		1800
		1801	# save slots, to be restored later
		1802	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1803
1287	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1288	Coro::cede;	1805	cf::cede_to_tick;
1289	}	1806	}
1290		1807
1291	sub new($) {	1808	sub new($) {
1292	my ($login) = @_;	1809	my ($login) = @_;
1293		1810
…		…
1299	$cf::PLAYER{$login} = $self;	1816	$cf::PLAYER{$login} = $self;
1300		1817
1301	$self	1818	$self
1302	}	1819	}
1303		1820
		1821	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1822
		1823	=cut
		1824
		1825	sub send_msg {
		1826	my $ns = shift->ns
		1827	or return;
		1828	$ns->send_msg (@_);
		1829	}
		1830
1304	=item $pl->quit_character	1831	=item $pl->quit_character
1305		1832
1306	Nukes the player without looking back. If logged in, the connection will	1833	Nukes the player without looking back. If logged in, the connection will
1307	be destroyed. May block for a long time.	1834	be destroyed. May block for a long time.
1308		1835
…		…
1312	my ($pl) = @_;	1839	my ($pl) = @_;
1313		1840
1314	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1315		1842
1316	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1317	$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
1318		1845
1319	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1320	$pl->deactivate;	1847	$pl->deactivate;
		1848
		1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1321	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1322	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1323		1854
1324	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1325	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1326	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1361	or return [];	1892	or return [];
1362		1893
1363	my @logins;	1894	my @logins;
1364		1895
1365	for my $login (@$dirs) {	1896	for my $login (@$dirs) {
		1897	my $path = path $login;
		1898
		1899	# a .pst is a dead give-away for a valid player
		1900	# if no pst file found, open and chekc for blocked users
		1901	if (aio_stat "$path.pst") {
1366	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1902	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1367	aio_read $fh, 0, 512, my $buf, 0 or next;	1903	aio_read $fh, 0, 512, my $buf, 0 or next;
1368	$buf !~ /^password -------------$/m or next; # official not-valid tag	1904	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1905	}
1369		1906
1370	utf8::decode $login;	1907	utf8::decode $login;
1371	push @logins, $login;	1908	push @logins, $login;
1372	}	1909	}
1373		1910
1374	\@logins	1911	\@logins
1375	}	1912	}
1376		1913
1377	=item $player->maps	1914	=item $player->maps
		1915
		1916	=item cf::player::maps $login
1378		1917
1379	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1380	player. May block.	1919	player. May block.
1381		1920
1382	=cut	1921	=cut
…		…
1400	}	1939	}
1401		1940
1402	\@paths	1941	\@paths
1403	}	1942	}
1404		1943
1405	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1406		1945
1407	Expand crossfire pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1408		1947
1409	=cut
1410
1411	sub expand_cfpod {
1412	((my $self), (local $_)) = @_;
1413
1414	# escape & and <
1415	s/&/&amp;/g;
1416	s/(?<![BIUGH])</&lt;/g;
1417
1418	# this is buggy, it needs to properly take care of nested <'s
1419
1420	1 while
1421	# replace B<>, I<>, U<> etc.
1422	s/B<([^\>]*)>/<b>$1<\/b>/
1423	|| s/I<([^\>]*)>/<i>$1<\/i>/
1424	|| s/U<([^\>]*)>/<u>$1<\/u>/
1425	# replace G<male|female> tags
1426	|| s{G<([^>|]*)\|([^>]*)>}{
1427	$self->gender ? $2 : $1
1428	}ge
1429	# replace H<hint text>
1430	|| s{H<([^\>]*)>}
1431	{
1432	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1433	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1434	"")
1435	[$self->{hintmode}]
1436	}ge;
1437
1438	# create single paragraphs (very hackish)
1439	s/(?<=\S)\n(?=\w)/ /g;
1440
1441	# compress some whitespace
1442	s/\s+\n/\n/g; # ws line-ends
1443	s/\n\n+/\n/g; # double lines
1444	s/^\n+//; # beginning lines
1445	s/\n+$//; # ending lines
1446
1447	$_
1448	}
1449
1450	sub hintmode {
1451	$_[0]{hintmode} = $_[1] if @_ > 1;
1452	$_[0]{hintmode}
1453	}
1454
1455	=item $player->ext_reply ($msgid, %msg)
1456
1457	Sends an ext reply to the player.
1458
1459	=cut
1460
1461	sub ext_reply($$%) {
1462	my ($self, $id, %msg) = @_;
1463
1464	$msg{msgid} = $id;
1465	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1466	}
1467
1468	=item $player->ext_event ($type, %msg)	1948	=item $player->ext_msg ($type, @msg)
1469		1949
1470	Sends an ext event to the client.	1950	Sends an ext event to the client.
1471		1951
1472	=cut	1952	=cut
1473		1953
1474	sub ext_event($$%) {	1954	sub ext_msg($$@) {
1475	my ($self, $type, %msg) = @_;	1955	my ($self, $type, @msg) = @_;
1476		1956
1477	$self->ns->ext_event ($type, %msg);	1957	$self->ns->ext_msg ($type, @msg);
1478	}	1958	}
1479		1959
1480	=head3 cf::region	1960	=head3 cf::region
1481		1961
1482	=over 4	1962	=over 4
…		…
1491		1971
1492	=cut	1972	=cut
1493		1973
1494	sub find_by_path($) {	1974	sub find_by_path($) {
1495	my ($path) = @_;	1975	my ($path) = @_;
		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
1496		1978
1497	my ($match, $specificity);	1979	my ($match, $specificity);
1498		1980
1499	for my $region (list) {	1981	for my $region (list) {
1500	if ($region->{match} && $path =~ $region->{match}) {	1982	if ($region->{match} && $path =~ $region->{match}) {
…		…
1526	our $MAX_RESET = 3600;	2008	our $MAX_RESET = 3600;
1527	our $DEFAULT_RESET = 3000;	2009	our $DEFAULT_RESET = 3000;
1528		2010
1529	sub generate_random_map {	2011	sub generate_random_map {
1530	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1531	# mit "rum" bekleckern, nicht	2013
		2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2015
1532	$self->_create_random_map (	2016	$self->_create_random_map ($rmp);
1533	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1534	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1535	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1536	$rmp->{exit_on_final_map},
1537	$rmp->{xsize}, $rmp->{ysize},
1538	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1539	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1540	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1541	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1542	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1543	(cf::region::find $rmp->{region}), $rmp->{custom}
1544	)
1545	}	2017	}
1546		2018
1547	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1548		2020
1549	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
…		…
1554		2026
1555	sub register {	2027	sub register {
1556	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1557	my $pkg = caller;	2029	my $pkg = caller;
1558		2030
1559	no strict;
1560	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1561		2032
1562	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1563	}	2034	}
1564		2035
1565	# also paths starting with '/'	2036	# also paths starting with '/'
1566	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1567		2038
1568	sub thawer_merge {	2039	sub thawer_merge {
1569	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1570		2041
1571	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1576	}	2047	}
1577		2048
1578	sub normalise {	2049	sub normalise {
1579	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1580		2051
1581	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1582		2053
1583	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1584		2055
1585	# map plan:	2056	# map plan:
1586	#	2057	#
…		…
1601	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1602	$path = "$base/$path";	2073	$path = "$base/$path";
1603	}	2074	}
1604		2075
1605	for ($path) {	2076	for ($path) {
1606	redo if s{//}{/};
1607	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1608	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1609	}	2079	}
1610		2080
1611	$path	2081	$path
…		…
1625	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1626	return $self;	2096	return $self;
1627	}	2097	}
1628	}	2098	}
1629		2099
1630	Carp::cluck "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1631	()	2101	()
1632	}	2102	}
1633		2103
		2104	# may re-bless or do other evil things
1634	sub init {	2105	sub init {
1635	my ($self) = @_;	2106	my ($self) = @_;
1636		2107
1637	$self	2108	$self
1638	}	2109	}
…		…
1657		2128
1658	# the temporary/swap location	2129	# the temporary/swap location
1659	sub save_path {	2130	sub save_path {
1660	my ($self) = @_;	2131	my ($self) = @_;
1661		2132
1662	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2133	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1663	"$TMPDIR/$path.map"	2134	"$TMPDIR/$path.map"
1664	}	2135	}
1665		2136
1666	# the unique path, undef == no special unique path	2137	# the unique path, undef == no special unique path
1667	sub uniq_path {	2138	sub uniq_path {
1668	my ($self) = @_;	2139	my ($self) = @_;
1669		2140
1670	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2141	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1671	"$UNIQUEDIR/$path"	2142	"$UNIQUEDIR/$path"
1672	}
1673
1674	# and all this just because we cannot iterate over
1675	# all maps in C++...
1676	sub change_all_map_light {
1677	my ($change) = @_;
1678
1679	$_->change_map_light ($change)
1680	for grep $_->outdoor, values %cf::MAP;
1681	}	2143	}
1682		2144
1683	sub decay_objects {	2145	sub decay_objects {
1684	my ($self) = @_;	2146	my ($self) = @_;
1685		2147
…		…
1698		2160
1699	sub load_header_from($) {	2161	sub load_header_from($) {
1700	my ($self, $path) = @_;	2162	my ($self, $path) = @_;
1701		2163
1702	utf8::encode $path;	2164	utf8::encode $path;
1703	#aio_open $path, O_RDONLY, 0	2165	my $f = new_from_file cf::object::thawer $path
1704	# or return;
1705
1706	$self->_load_header ($path)
1707	or return;	2166	or return;
1708		2167
		2168	$self->_load_header ($f)
		2169	or return;
		2170
		2171	local $MAP_LOADING{$self->{path}} = $self;
		2172	$f->resolve_delayed_derefs;
		2173
1709	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1710		2175
1711	1	2176	1
1712	}	2177	}
1713		2178
		2179	# used to laod the header of an original map
1714	sub load_header_orig {	2180	sub load_header_orig {
1715	my ($self) = @_;	2181	my ($self) = @_;
1716		2182
1717	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1718	}	2184	}
1719		2185
		2186	# used to laod the header of an instantiated map
1720	sub load_header_temp {	2187	sub load_header_temp {
1721	my ($self) = @_;	2188	my ($self) = @_;
1722		2189
1723	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1724	}	2191	}
1725		2192
		2193	# called after loading the header from an instantiated map
1726	sub prepare_temp {	2194	sub prepare_temp {
1727	my ($self) = @_;	2195	my ($self) = @_;
1728		2196
1729	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1730	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1731	# safety	2199	# safety
1732	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1733	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1734	}	2202	}
1735		2203
		2204	# called after loading the header from an original map
1736	sub prepare_orig {	2205	sub prepare_orig {
1737	my ($self) = @_;	2206	my ($self) = @_;
1738		2207
1739	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1740	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1764		2233
1765	sub find;	2234	sub find;
1766	sub find {	2235	sub find {
1767	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1768		2237
		2238	cf::cede_to_tick;
		2239
1769	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1770		2241
		2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1771	cf::lock_wait "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1772		2244
1773	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
1774	my $guard = cf::lock_acquire "map_find:$path";
1775	my $map = new_from_path cf::map $path	2246	my $map = new_from_path cf::map $path
1776	or return;	2247	or return;
1777		2248
1778	$map->{last_save} = $cf::RUNTIME;	2249	$map->{last_save} = $cf::RUNTIME;
1779		2250
…		…
1781	or return;	2252	or return;
1782		2253
1783	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2254	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1784	# doing this can freeze the server in a sync job, obviously	2255	# doing this can freeze the server in a sync job, obviously
1785	#$cf::WAIT_FOR_TICK->wait;	2256	#$cf::WAIT_FOR_TICK->wait;
		2257	undef $guard2;
		2258	undef $guard1;
1786	$map->reset;	2259	$map->reset;
1787	undef $guard;
1788	return find $path;	2260	return find $path;
1789	}	2261	}
1790		2262
1791	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
1792	}	2264	}
1793	}	2265	}
1794		2266
1795	sub pre_load { }	2267	sub pre_load { }
1796	sub post_load { }	2268	#sub post_load { } # XS
1797		2269
1798	sub load {	2270	sub load {
1799	my ($self) = @_;	2271	my ($self) = @_;
1800		2272
1801	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
1802		2274
1803	my $path = $self->{path};	2275	my $path = $self->{path};
1804		2276
1805	{	2277	{
1806	my $guard = cf::lock_acquire "map_load:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
1807		2279
		2280	return unless $self->valid;
1808	return if $self->in_memory != cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
1809
1810	$self->in_memory (cf::MAP_LOADING);
1811		2282
1812	$self->alloc;	2283	$self->alloc;
1813		2284
1814	$self->pre_load;	2285	$self->pre_load;
1815	Coro::cede;	2286	cf::cede_to_tick;
1816		2287
1817	$self->_load_objects ($self->{load_path}, 1)	2288	if (exists $self->{load_path}) {
		2289	my $f = new_from_file cf::object::thawer $self->{load_path};
		2290	$f->skip_block;
		2291	$self->_load_objects ($f)
1818	or return;	2292	or return;
1819		2293
1820	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2294	$self->post_load_original
1821	if delete $self->{load_original};	2295	if delete $self->{load_original};
1822		2296
1823	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
1824	utf8::encode $uniq;	2298	utf8::encode $uniq;
1825	if (aio_open $uniq, O_RDONLY, 0) {	2299	unless (aio_stat $uniq) {
		2300	if (my $f = new_from_file cf::object::thawer $uniq) {
1826	$self->clear_unique_items;	2301	$self->clear_unique_items;
1827	$self->_load_objects ($uniq, 0);	2302	$self->_load_objects ($f);
		2303	$f->resolve_delayed_derefs;
		2304	}
		2305	}
1828	}	2306	}
1829	}
1830		2307
1831	Coro::cede;	2308	$f->resolve_delayed_derefs;
		2309	} else {
		2310	$self->post_load_original
		2311	if delete $self->{load_original};
		2312	}
		2313
		2314	$self->state (cf::MAP_INACTIVE);
		2315
		2316	cf::cede_to_tick;
1832	# now do the right thing for maps	2317	# now do the right thing for maps
1833	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
1834	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
1835	unless $self->difficulty;	2320	unless $self->difficulty;
1836	Coro::cede;	2321	cf::cede_to_tick;
1837		2322
1838	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
1839	$self->decay_objects;	2324	$self->decay_objects;
1840	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
1841	$self->update_buttons;	2326	$self->update_buttons;
1842	Coro::cede;	2327	cf::cede_to_tick;
1843	$self->set_darkness_map;	2328	#$self->activate; # no longer activate maps automatically
1844	Coro::cede;
1845	$self->activate;
1846	}	2329	}
1847		2330
1848	$self->in_memory (cf::MAP_IN_MEMORY);	2331	$self->{last_save} = $cf::RUNTIME;
		2332	$self->last_access ($cf::RUNTIME);
1849	}	2333	}
1850		2334
1851	$self->post_load;	2335	$self->post_load;
1852	}
1853		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
1854	sub customise_for {	2343	sub customise_for {
1855	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
1856		2345
1857	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
1858	if $self->per_player;	2347	if $self->per_player;
…		…
1861	# if $self->per_party;	2350	# if $self->per_party;
1862		2351
1863	$self	2352	$self
1864	}	2353	}
1865		2354
1866	# find and load all maps in the 3x3 area around a map
1867	sub load_diag {
1868	my ($map) = @_;
1869
1870	my @diag; # diagonal neighbours
1871
1872	for (0 .. 3) {
1873	my $neigh = $map->tile_path ($_)
1874	or next;
1875	$neigh = find $neigh, $map
1876	or next;
1877	$neigh->load;
1878
1879	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1880	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1881	}
1882
1883	for (@diag) {
1884	my $neigh = find @$_
1885	or next;
1886	$neigh->load;
1887	}
1888	}
1889
1890	sub find_sync {	2355	sub find_sync {
1891	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
1892		2357
1893	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
1894	}	2363	}
1895		2364
1896	sub do_load_sync {	2365	sub do_load_sync {
1897	my ($map) = @_;	2366	my ($map) = @_;
1898		2367
1899	cf::sync_job { $map->load };	2368	# it's a bug to call this from the main context
		2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2370	if $Coro::current == $Coro::main;
		2371
		2372	$map->load;
1900	}	2373	}
1901		2374
1902	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
1903	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
1904		2377
1905	sub find_async {	2378	sub find_async {
1906	my ($path, $origin) = @_;	2379	my ($path, $origin, $load) = @_;
1907		2380
1908	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
1909		2382
1910	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
1911	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2384	return $map if !$load || $map->linkable;
1912	}	2385	}
1913		2386
1914	undef $MAP_PREFETCH{$path};	2387	$MAP_PREFETCH{$path} |= $load;
		2388
1915	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
		2390	$Coro::current->{desc} = "map prefetcher";
		2391
1916	while (%MAP_PREFETCH) {	2392	while (%MAP_PREFETCH) {
1917	for my $path (keys %MAP_PREFETCH) {	2393	while (my ($k, $v) = each %MAP_PREFETCH) {
1918	if (my $map = find $path) {	2394	if (my $map = find $k) {
1919	$map->load;	2395	$map->load if $v;
1920	}	2396	}
1921		2397
1922	delete $MAP_PREFETCH{$path};	2398	delete $MAP_PREFETCH{$k};
1923	}	2399	}
1924	}	2400	}
1925	undef $MAP_PREFETCHER;	2401	undef $MAP_PREFETCHER;
1926	};	2402	};
1927	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
1928		2404
1929	()	2405	()
1930	}	2406	}
1931		2407
		2408	# common code, used by both ->save and ->swapout
1932	sub save {	2409	sub _save {
1933	my ($self) = @_;	2410	my ($self) = @_;
1934
1935	my $lock = cf::lock_acquire "map_data:" . $self->path;
1936		2411
1937	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
1938		2413
1939	return unless $self->dirty;	2414	return unless $self->dirty;
1940		2415
…		…
1946	return if $self->{deny_save};	2421	return if $self->{deny_save};
1947		2422
1948	local $self->{last_access} = $self->last_access;#d#	2423	local $self->{last_access} = $self->last_access;#d#
1949		2424
1950	cf::async {	2425	cf::async {
		2426	$Coro::current->{desc} = "map player save";
1951	$_->contr->save for $self->players;	2427	$_->contr->save for $self->players;
1952	};	2428	};
		2429
		2430	cf::get_slot 0.02;
1953		2431
1954	if ($uniq) {	2432	if ($uniq) {
1955	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2433	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1956	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2434	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1957	} else {	2435	} else {
1958	$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);
1959	}	2437	}
1960	}	2438	}
1961		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
1962	sub swap_out {	2448	sub swap_out {
1963	my ($self) = @_;	2449	my ($self) = @_;
1964		2450
1965	# save first because save cedes
1966	$self->save;
1967
1968	my $lock = cf::lock_acquire "map_data:" . $self->path;	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
1969		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
1970	return if $self->players;	2455	return if $self->players;
1971	return if $self->in_memory != cf::MAP_IN_MEMORY;
1972	return if $self->{deny_save};
1973		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
1974	$self->clear;	2466	$self->clear;
1975	$self->in_memory (cf::MAP_SWAPPED);
1976	}	2467	}
1977		2468
1978	sub reset_at {	2469	sub reset_at {
1979	my ($self) = @_;	2470	my ($self) = @_;
1980		2471
…		…
1998		2489
1999	my $lock = cf::lock_acquire "map_data:$self->{path}";	2490	my $lock = cf::lock_acquire "map_data:$self->{path}";
2000		2491
2001	return if $self->players;	2492	return if $self->players;
2002		2493
2003	warn "resetting map ", $self->path;	2494	cf::trace "resetting map ", $self->path, "\n";
2004		2495
2005	$self->in_memory (cf::MAP_SWAPPED);	2496	$self->state (cf::MAP_SWAPPED);
2006		2497
2007	# need to save uniques path	2498	# need to save uniques path
2008	unless ($self->{deny_save}) {	2499	unless ($self->{deny_save}) {
2009	my $uniq = $self->uniq_path; utf8::encode $uniq;	2500	my $uniq = $self->uniq_path; utf8::encode $uniq;
2010		2501
…		…
2012	if $uniq;	2503	if $uniq;
2013	}	2504	}
2014		2505
2015	delete $cf::MAP{$self->path};	2506	delete $cf::MAP{$self->path};
2016		2507
		2508	$self->deactivate;
		2509	$_->clear_links_to ($self) for values %cf::MAP;
2017	$self->clear;	2510	$self->clear;
2018
2019	$_->clear_links_to ($self) for values %cf::MAP;
2020		2511
2021	$self->unlink_save;	2512	$self->unlink_save;
2022	$self->destroy;	2513	$self->destroy;
2023	}	2514	}
2024		2515
2025	my $nuke_counter = "aaaa";	2516	my $nuke_counter = "aaaa";
2026		2517
2027	sub nuke {	2518	sub nuke {
2028	my ($self) = @_;	2519	my ($self) = @_;
2029		2520
		2521	{
		2522	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2523
2030	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2031		2525
2032	$self->unlink_save;	2526	$self->unlink_save;
2033		2527
2034	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2035	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2036	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2037	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2038	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2039		2533
2040	$cf::MAP{$self->path} = $self;	2534	$cf::MAP{$self->path} = $self;
		2535	}
2041		2536
2042	$self->reset; # polite request, might not happen	2537	$self->reset; # polite request, might not happen
2043	}	2538	}
2044		2539
2045	=item $maps = cf::map::tmp_maps	2540	=item $maps = cf::map::tmp_maps
…		…
2087		2582
2088	sub unique_maps() {	2583	sub unique_maps() {
2089	[	2584	[
2090	map {	2585	map {
2091	utf8::decode $_;	2586	utf8::decode $_;
2092	/\.map$/	2587	s/\.map$//; # TODO future compatibility hack
		2588	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2589	? ()
2093	? normalise $_	2590	: normalise $_
2094	: ()
2095	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2096	]	2592	]
2097	}	2593	}
2098		2594
2099	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	}
2100		2626
2101	=back	2627	=back
2102		2628
2103	=head3 cf::object	2629	=head3 cf::object
2104		2630
…		…
2108		2634
2109	=over 4	2635	=over 4
2110		2636
2111	=item $ob->inv_recursive	2637	=item $ob->inv_recursive
2112		2638
2113	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.
2114		2641
2115	=cut	2642	=cut
2116		2643
2117	sub inv_recursive_;	2644	sub inv_recursive_;
2118	sub inv_recursive_ {	2645	sub inv_recursive_ {
…		…
2121		2648
2122	sub inv_recursive {	2649	sub inv_recursive {
2123	inv_recursive_ inv $_[0]	2650	inv_recursive_ inv $_[0]
2124	}	2651	}
2125		2652
		2653	=item $ref = $ob->ref
		2654
		2655	Creates and returns a persistent reference to an object that can be stored as a string.
		2656
		2657	=item $ob = cf::object::deref ($refstring)
		2658
		2659	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2660	even if the object actually exists. May block.
		2661
		2662	=cut
		2663
		2664	sub deref {
		2665	my ($ref) = @_;
		2666
		2667	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2668	my ($uuid, $name) = ($1, $2);
		2669	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2670	or return;
		2671	$pl->ob->uuid eq $uuid
		2672	or return;
		2673
		2674	$pl->ob
		2675	} else {
		2676	warn "$ref: cannot resolve object reference\n";
		2677	undef
		2678	}
		2679	}
		2680
2126	package cf;	2681	package cf;
2127		2682
2128	=back	2683	=back
2129		2684
2130	=head3 cf::object::player	2685	=head3 cf::object::player
…		…
2136	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2691	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2137	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
2138	dialogue with the given NPC character.	2693	dialogue with the given NPC character.
2139		2694
2140	=cut	2695	=cut
		2696
		2697	our $SAY_CHANNEL = {
		2698	id => "say",
		2699	title => "Map",
		2700	reply => "say ",
		2701	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2702	};
		2703
		2704	our $CHAT_CHANNEL = {
		2705	id => "chat",
		2706	title => "Chat",
		2707	reply => "chat ",
		2708	tooltip => "Player chat and shouts, global to the server.",
		2709	};
2141		2710
2142	# rough implementation of a future "reply" method that works	2711	# rough implementation of a future "reply" method that works
2143	# with dialog boxes.	2712	# with dialog boxes.
2144	#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
2145	sub cf::object::player::reply($$$;$) {	2714	sub cf::object::player::reply($$$;$) {
…		…
2152		2721
2153	} else {	2722	} else {
2154	my $pl = $self->contr;	2723	my $pl = $self->contr;
2155		2724
2156	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2725	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2157	my $diag = $pl->{npc_dialog};	2726	my $dialog = $pl->{npc_dialog};
2158	$diag->{pl}->ext_reply (	2727	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2159	$diag->{id},
2160	msgtype => "reply",
2161	msg => $diag->{pl}->expand_cfpod ($msg),
2162	add_topics => []
2163	);
2164		2728
2165	} else {	2729	} else {
2166	$msg = $npc->name . " says: $msg" if $npc;	2730	$msg = $npc->name . " says: $msg" if $npc;
2167	$self->message ($msg, $flags);	2731	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2168	}	2732	}
2169	}	2733	}
		2734	}
		2735
		2736	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2737
		2738	=cut
		2739
		2740	sub cf::object::send_msg {
		2741	my $pl = shift->contr
		2742	or return;
		2743	$pl->send_msg (@_);
2170	}	2744	}
2171		2745
2172	=item $player_object->may ("access")	2746	=item $player_object->may ("access")
2173		2747
2174	Returns wether the given player is authorized to access resource "access"	2748	Returns wether the given player is authorized to access resource "access"
…		…
2187		2761
2188	=item $player_object->enter_link	2762	=item $player_object->enter_link
2189		2763
2190	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}>).
2191		2765
2192	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.
2193	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.
2194		2770
2195	Will never block.	2771	Will never block.
2196		2772
2197	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
2198		2774
…		…
2218	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2219	my ($self) = @_;	2795	my ($self) = @_;
2220		2796
2221	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2222		2798
		2799	++$self->{_link_recursion};
		2800
2223	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2224		2802
2225	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2226	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2227		2805
2228	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2229	}	2807	}
2230		2808
2231	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2232	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2233		2811
…		…
2250	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2251	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2252		2830
2253	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2254	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2255	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2256		2834
2257	$map->load;	2835	$map->load;
2258	$map->load_diag;
2259		2836
2260	return unless $self->contr->active;	2837	return unless $self->contr->active;
2261	$self->activate_recursive;
2262		2838
2263	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2264	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2265	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2266		2846
		2847	}
		2848
2267	=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)]])
2268		2850
2269	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
2270	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2271	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
2272	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
2273	be called at the end of this process.	2855	be called at the end of this process.
2274		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
2275	=cut	2860	=cut
2276		2861
2277	our $GOTOGEN;	2862	our $GOTOGEN;
2278		2863
2279	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2280	my ($self, $path, $x, $y, $check, $done) = @_;	2865	my ($self, $path, $x, $y, $check, $done) = @_;
2281		2866
		2867	if ($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	}
		2872
2282	# 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
2283	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2284		2875
2285	$self->enter_link;	2876	$self->enter_link;
2286		2877
2287	(async {	2878	(async {
		2879	$Coro::current->{desc} = "player::goto $path $x $y";
		2880
		2881	# *tag paths override both path and x|y
		2882	if ($path =~ /^\*(.*)$/) {
		2883	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2884	my $ob = $obs[rand @obs];
		2885
		2886	# see if we actually can go there
		2887	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2888	$ob = $obs[rand @obs];
		2889	} else {
		2890	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2891	}
		2892	# else put us there anyways for now #d#
		2893
		2894	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2895	} else {
		2896	($path, $x, $y) = (undef, undef, undef);
		2897	}
		2898	}
		2899
2288	my $map = eval {	2900	my $map = eval {
2289	my $map = cf::map::find $path;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2290		2902
2291	if ($map) {	2903	if ($map) {
2292	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2293	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2294	} else {	2906	} else {
2295	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2296	}	2908	}
2297		2909
2298	$map	2910	$map
2299	};	2911	};
2300		2912
…		…
2306	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2307	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2308	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2309	}	2921	}
2310		2922
2311	$done->() if $done;	2923	$done->($self) if $done;
2312	})->prio (1);	2924	})->prio (1);
2313	}	2925	}
2314		2926
2315	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2316		2928
…		…
2336	}	2948	}
2337		2949
2338	sub prepare_random_map {	2950	sub prepare_random_map {
2339	my ($exit) = @_;	2951	my ($exit) = @_;
2340		2952
2341	my $guard = cf::lock_acquire "exit_prepare:$exit";
2342
2343	# all this does is basically replace the /! path by	2953	# all this does is basically replace the /! path by
2344	# a new random map path (?random/...) with a seed	2954	# a new random map path (?random/...) with a seed
2345	# that depends on the exit object	2955	# that depends on the exit object
2346		2956
2347	my $rmp = parse_random_map_params $exit->msg;	2957	my $rmp = parse_random_map_params $exit->msg;
…		…
2349	if ($exit->map) {	2959	if ($exit->map) {
2350	$rmp->{region} = $exit->region->name;	2960	$rmp->{region} = $exit->region->name;
2351	$rmp->{origin_map} = $exit->map->path;	2961	$rmp->{origin_map} = $exit->map->path;
2352	$rmp->{origin_x} = $exit->x;	2962	$rmp->{origin_x} = $exit->x;
2353	$rmp->{origin_y} = $exit->y;	2963	$rmp->{origin_y} = $exit->y;
		2964
		2965	$exit->map->touch;
2354	}	2966	}
2355		2967
2356	$rmp->{random_seed} ||= $exit->random_seed;	2968	$rmp->{random_seed} ||= $exit->random_seed;
2357		2969
2358	my $data = cf::to_json $rmp;	2970	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2359	my $md5 = Digest::MD5::md5_hex $data;	2971	my $md5 = Digest::MD5::md5_hex $data;
2360	my $meta = "$RANDOMDIR/$md5.meta";	2972	my $meta = "$RANDOMDIR/$md5.meta";
2361		2973
2362	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2974	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2363	aio_write $fh, 0, (length $data), $data, 0;	2975	aio_write $fh, 0, (length $data), $data, 0;
2364	undef $fh;	2976	undef $fh;
2365	aio_rename "$meta~", $meta;	2977	aio_rename "$meta~", $meta;
2366		2978
		2979	my $slaying = "?random/$md5";
		2980
		2981	if ($exit->valid) {
2367	$exit->slaying ("?random/$md5");	2982	$exit->slaying ("?random/$md5");
2368	$exit->msg (undef);	2983	$exit->msg (undef);
		2984	}
2369	}	2985	}
2370	}	2986	}
2371		2987
2372	sub cf::object::player::enter_exit {	2988	sub cf::object::player::enter_exit {
2373	my ($self, $exit) = @_;	2989	my ($self, $exit) = @_;
2374		2990
2375	return unless $self->type == cf::PLAYER;	2991	return unless $self->type == cf::PLAYER;
2376		2992
2377	if ($exit->slaying eq "/!") {
2378	#TODO: this should de-fi-ni-te-ly not be a sync-job
2379	# the problem is that $exit might not survive long enough
2380	# so it needs to be done right now, right here
2381	cf::sync_job { prepare_random_map $exit };
2382	}
2383
2384	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2385	my $hp = $exit->stats->hp;
2386	my $sp = $exit->stats->sp;
2387
2388	$self->enter_link;	2993	$self->enter_link;
2389		2994
2390	# if exit is damned, update players death & WoR home-position
2391	$self->contr->savebed ($slaying, $hp, $sp)
2392	if $exit->flag (FLAG_DAMNED);
2393
2394	(async {	2995	(async {
2395	$self->deactivate_recursive; # just to be sure	2996	$Coro::current->{desc} = "enter_exit";
		2997
2396	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
2397	$self->goto ($slaying, $hp, $sp);	3028	$self->goto ($map, $x, $y);
2398		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
2399	1;	3034	1
2400	}) {	3035	}) {
2401	$self->message ("Something went wrong deep within the crossfire server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2402	. "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. "
2403	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2404	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2405		3040
2406	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2407	$self->leave_link;	3042	$self->leave_link;
2408	}	3043	}
2409	})->prio (1);	3044	})->prio (1);
2410	}	3045	}
2411		3046
…		…
2423	sub cf::client::send_drawinfo {	3058	sub cf::client::send_drawinfo {
2424	my ($self, $text, $flags) = @_;	3059	my ($self, $text, $flags) = @_;
2425		3060
2426	utf8::encode $text;	3061	utf8::encode $text;
2427	$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);
2428	}	3088	}
2429		3089
2430	=item $client->send_msg ($channel, $msg, $color, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2431		3091
2432	Send a drawinfo or msg packet to the client, formatting the msg for the	3092	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2434	the message, with C<log> being the default. If C<$color> is negative, suppress	3094	the message, with C<log> being the default. If C<$color> is negative, suppress
2435	the message unless the client supports the msg packet.	3095	the message unless the client supports the msg packet.
2436		3096
2437	=cut	3097	=cut
2438		3098
		3099	# non-persistent channels (usually the info channel)
		3100	our %CHANNEL = (
		3101	"c/motd" => {
		3102	id => "infobox",
		3103	title => "MOTD",
		3104	reply => undef,
		3105	tooltip => "The message of the day",
		3106	},
		3107	"c/identify" => {
		3108	id => "infobox",
		3109	title => "Identify",
		3110	reply => undef,
		3111	tooltip => "Items recently identified",
		3112	},
		3113	"c/examine" => {
		3114	id => "infobox",
		3115	title => "Examine",
		3116	reply => undef,
		3117	tooltip => "Signs and other items you examined",
		3118	},
		3119	"c/shopinfo" => {
		3120	id => "infobox",
		3121	title => "Shop Info",
		3122	reply => undef,
		3123	tooltip => "What your bargaining skill tells you about the shop",
		3124	},
		3125	"c/book" => {
		3126	id => "infobox",
		3127	title => "Book",
		3128	reply => undef,
		3129	tooltip => "The contents of a note or book",
		3130	},
		3131	"c/lookat" => {
		3132	id => "infobox",
		3133	title => "Look",
		3134	reply => undef,
		3135	tooltip => "What you saw there",
		3136	},
		3137	"c/who" => {
		3138	id => "infobox",
		3139	title => "Players",
		3140	reply => undef,
		3141	tooltip => "Shows players who are currently online",
		3142	},
		3143	"c/body" => {
		3144	id => "infobox",
		3145	title => "Body Parts",
		3146	reply => undef,
		3147	tooltip => "Shows which body parts you posess and are available",
		3148	},
		3149	"c/statistics" => {
		3150	id => "infobox",
		3151	title => "Statistics",
		3152	reply => undef,
		3153	tooltip => "Shows your primary statistics",
		3154	},
		3155	"c/skills" => {
		3156	id => "infobox",
		3157	title => "Skills",
		3158	reply => undef,
		3159	tooltip => "Shows your experience per skill and item power",
		3160	},
		3161	"c/shopitems" => {
		3162	id => "infobox",
		3163	title => "Shop Items",
		3164	reply => undef,
		3165	tooltip => "Shows the items currently for sale in this shop",
		3166	},
		3167	"c/resistances" => {
		3168	id => "infobox",
		3169	title => "Resistances",
		3170	reply => undef,
		3171	tooltip => "Shows your resistances",
		3172	},
		3173	"c/pets" => {
		3174	id => "infobox",
		3175	title => "Pets",
		3176	reply => undef,
		3177	tooltip => "Shows information abotu your pets/a specific pet",
		3178	},
		3179	"c/perceiveself" => {
		3180	id => "infobox",
		3181	title => "Perceive Self",
		3182	reply => undef,
		3183	tooltip => "You gained detailed knowledge about yourself",
		3184	},
		3185	"c/uptime" => {
		3186	id => "infobox",
		3187	title => "Uptime",
		3188	reply => undef,
		3189	tooltip => "How long the server has been running since last restart",
		3190	},
		3191	"c/mapinfo" => {
		3192	id => "infobox",
		3193	title => "Map Info",
		3194	reply => undef,
		3195	tooltip => "Information related to the maps",
		3196	},
		3197	"c/party" => {
		3198	id => "party",
		3199	title => "Party",
		3200	reply => "gsay ",
		3201	tooltip => "Messages and chat related to your party",
		3202	},
		3203	"c/death" => {
		3204	id => "death",
		3205	title => "Death",
		3206	reply => undef,
		3207	tooltip => "Reason for and more info about your most recent death",
		3208	},
		3209	"c/say" => $SAY_CHANNEL,
		3210	"c/chat" => $CHAT_CHANNEL,
		3211	);
		3212
2439	sub cf::client::send_msg {	3213	sub cf::client::send_msg {
2440	my ($self, $channel, $msg, $color, @extra) = @_;	3214	my ($self, $channel, $msg, $color, @extra) = @_;
2441		3215
2442	$msg = $self->pl->expand_cfpod ($msg);	3216	$msg = $self->pl->expand_cfpod ($msg)
		3217	unless $color & cf::NDI_VERBATIM;
2443		3218
2444	return unless @extra || length $msg;
2445
2446	$color &= ~cf::NDI_UNIQUE; # just in case...	3219	$color &= cf::NDI_CLIENT_MASK; # just in case...
2447		3220
		3221	# check predefined channels, for the benefit of C
		3222	if ($CHANNEL{$channel}) {
		3223	$channel = $CHANNEL{$channel};
		3224
		3225	$self->ext_msg (channel_info => $channel);
		3226	$channel = $channel->{id};
		3227
2448	if (ref $channel) {	3228	} elsif (ref $channel) {
2449	# send meta info to client, if not yet sent	3229	# send meta info to client, if not yet sent
2450	unless (exists $self->{channel}{$channel->{id}}) {	3230	unless (exists $self->{channel}{$channel->{id}}) {
2451	$self->{channel}{$channel->{id}} = $channel;	3231	$self->{channel}{$channel->{id}} = $channel;
2452	$self->ext_event (channel_info => %$channel);	3232	$self->ext_msg (channel_info => $channel);
2453	}	3233	}
2454		3234
2455	$channel = $channel->{id};	3235	$channel = $channel->{id};
2456	}	3236	}
2457		3237
2458	if ($self->can_msg) {	3238	return unless @extra || length $msg;
2459	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));
2460	} else {
2461	# replace some tags by gcfclient-compatible ones
2462	for ($msg) {
2463	1 while
2464	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2465	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2466	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2467	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2468	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2469	}
2470		3239
2471	if ($color >= 0) {	3240	# default colour, mask it out
2472	if (0 && $msg =~ /\[/) {	3241	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2473	$self->send_packet ("drawextinfo $color 4 0 $msg")	3242	if $color & cf::NDI_DEF;
2474	} else {
2475	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2476	$self->send_packet ("drawinfo $color $msg")
2477	}
2478	}
2479	}
2480	}
2481		3243
		3244	my $pkt = "msg "
		3245	. $self->{json_coder}->encode (
		3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		3247	);
		3248
		3249	$self->send_big_packet ($pkt);
		3250	}
		3251
2482	=item $client->ext_event ($type, %msg)	3252	=item $client->ext_msg ($type, @msg)
2483		3253
2484	Sends an ext event to the client.	3254	Sends an ext event to the client.
2485		3255
2486	=cut	3256	=cut
2487		3257
2488	sub cf::client::ext_event($$%) {	3258	sub cf::client::ext_msg($$@) {
2489	my ($self, $type, %msg) = @_;	3259	my ($self, $type, @msg) = @_;
2490		3260
2491	return unless $self->extcmd;
2492
2493	$msg{msgtype} = "event_$type";
2494	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2495	}	3262	}
2496		3263
2497	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2498		3265
2499	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2554	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2555		3322
2556	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2557		3324
2558	if (ref $msg) {	3325	if (ref $msg) {
		3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		3327
2559	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3328	if (my $cb = $EXTIACMD{$type}) {
2560	if (my %reply = $cb->($ns, $msg)) {	3329	$cb->(
2561	$reply{msgid} = $msg->{msgid};	3330	$ns,
2562	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));	3331	sub {
		3332	$ns->ext_msg ("reply-$reply", @_)
		3333	if $reply;
		3334	},
		3335	@payload
		3336	);
		3337	} else {
		3338	my @reply;
		3339
		3340	if (my $cb = $EXTICMD{$type}) {
		3341	@reply = $cb->($ns, @payload);
2563	}	3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
2564	}	3346	}
2565	} else {	3347	} else {
2566	warn "client " . ($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";
2567	}	3349	}
2568		3350
2569	cf::override;	3351	cf::override;
2570	},	3352	},
2571	);	3353	);
…		…
2591		3373
2592	$coro	3374	$coro
2593	}	3375	}
2594		3376
2595	cf::client->attach (	3377	cf::client->attach (
2596	on_destroy => sub {	3378	on_client_destroy => sub {
2597	my ($ns) = @_;	3379	my ($ns) = @_;
2598		3380
2599	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2600	},	3382	},
2601	);	3383	);
…		…
2616	our $safe = new Safe "safe";	3398	our $safe = new Safe "safe";
2617	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
2618		3400
2619	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
2620		3402
2621	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3403	$safe->permit_only (Opcode::opset qw(
		3404	:base_core :base_mem :base_orig :base_math :base_loop
		3405	grepstart grepwhile mapstart mapwhile
		3406	sort time
		3407	));
2622		3408
2623	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
2624		3410
2625	=pod	3411	=pod
2626		3412
2627	The following functions and methods are available within a safe environment:	3413	The following functions and methods are available within a safe environment:
2628		3414
2629	cf::object	3415	cf::object
2630	contr pay_amount pay_player map x y force_find force_add	3416	contr pay_amount pay_player map x y force_find force_add destroy
2631	insert remove	3417	insert remove name archname title slaying race decrease split
		3418	value
2632		3419
2633	cf::object::player	3420	cf::object::player
2634	player	3421	player
2635		3422
2636	cf::player	3423	cf::player
…		…
2641		3428
2642	=cut	3429	=cut
2643		3430
2644	for (	3431	for (
2645	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3432	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2646	insert remove)],	3433	insert remove inv nrof name archname title slaying race
		3434	decrease split destroy change_exp value msg lore send_msg)],
2647	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
2648	["cf::player" => qw(peaceful)],	3436	["cf::player" => qw(peaceful send_msg)],
2649	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
2650	) {	3438	) {
2651	no strict 'refs';
2652	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
2653	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2654	for @funs;	3441	for @funs;
2655	}	3442	}
2656		3443
…		…
2671		3458
2672	my $qcode = $code;	3459	my $qcode = $code;
2673	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2674	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
2675		3462
		3463	%vars = (_dummy => 0) unless %vars;
		3464
		3465	my @res;
2676	local $_;	3466	local $_;
2677	local @safe::cf::_safe_eval_args = values %vars;
2678		3467
2679	my $eval =	3468	my $eval =
2680	"do {\n"	3469	"do {\n"
2681	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2682	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
2683	. $code	3472	. $code
2684	. "\n}"	3473	. "\n}"
2685	;	3474	;
2686		3475
		3476	if ($CFG{safe_eval}) {
2687	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
2688	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2689	sub_generation_inc;	3480	sub_generation_inc;
		3481	} else {
		3482	local @cf::_safe_eval_args = values %vars;
		3483	@res = wantarray ? eval eval : scalar eval $eval;
		3484	}
2690		3485
2691	if ($@) {	3486	if ($@) {
2692	warn "$@";	3487	warn "$@",
2693	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
2694	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
2695	}	3490	}
2696		3491
2697	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
2698	}	3493	}
2699		3494
…		…
2713	=cut	3508	=cut
2714		3509
2715	sub register_script_function {	3510	sub register_script_function {
2716	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
2717		3512
2718	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
2719	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
2720	}	3515	}
2721		3516
2722	=back	3517	=back
2723		3518
2724	=cut	3519	=cut
2725		3520
2726	#############################################################################	3521	#############################################################################
2727	# the server's init and main functions	3522	# the server's init and main functions
2728		3523
		3524	our %FACEHASH; # hash => idx, #d# HACK for http server
		3525
		3526	# internal api, not fianlised
		3527	sub set_face {
		3528	my ($name, $type, $data) = @_;
		3529
		3530	my $idx = cf::face::find $name;
		3531
		3532	if ($idx) {
		3533	delete $FACEHASH{cf::face::get_chksum $idx};
		3534	} else {
		3535	$idx = cf::face::alloc $name;
		3536	}
		3537
		3538	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3539
		3540	cf::face::set_type $idx, $type;
		3541	cf::face::set_data $idx, 0, $data, $hash;
		3542	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3543	$FACEHASH{$hash} = $idx;#d#
		3544
		3545	$idx
		3546	}
		3547
2729	sub load_facedata($) {	3548	sub load_facedata($) {
2730	my ($path) = @_;	3549	my ($path) = @_;
2731		3550
		3551	# HACK to clear player env face cache, we need some signal framework
		3552	# for this (global event?)
		3553	%ext::player_env::MUSIC_FACE_CACHE = ();
		3554
		3555	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3556
2732	warn "loading facedata from $path\n";	3557	trace "loading facedata from $path\n";
2733		3558
2734	my $facedata;	3559	my $facedata = decode_storable load_file $path;
2735	0 < aio_load $path, $facedata
2736	or die "$path: $!";
2737
2738	$facedata = Coro::Storable::thaw $facedata;
2739		3560
2740	$facedata->{version} == 2	3561	$facedata->{version} == 2
2741	or cf::cleanup "$path: version mismatch, cannot proceed.";	3562	or cf::cleanup "$path: version mismatch, cannot proceed.";
2742		3563
		3564	cf::cede_to_tick;
		3565
2743	{	3566	{
2744	my $faces = $facedata->{faceinfo};	3567	my $faces = delete $facedata->{faceinfo};
2745		3568
2746	while (my ($face, $info) = each %$faces) {	3569	for my $face (sort keys %$faces) {
		3570	my $info = $faces->{$face};
2747	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3571	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3572
2748	cf::face::set_visibility $idx, $info->{visibility};	3573	cf::face::set_visibility $idx, $info->{visibility};
2749	cf::face::set_magicmap $idx, $info->{magicmap};	3574	cf::face::set_magicmap $idx, $info->{magicmap};
2750	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3575	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2751	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3576	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2752		3577	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3578	$FACEHASH{$info->{hash64}} = $idx;#d#
		3579
2753	cf::cede_to_tick;	3580	cf::cede_to_tick;
2754	}	3581	}
2755		3582
2756	while (my ($face, $info) = each %$faces) {	3583	while (my ($face, $info) = each %$faces) {
2757	next unless $info->{smooth};	3584	next unless $info->{smooth};
		3585
2758	my $idx = cf::face::find $face	3586	my $idx = cf::face::find $face
2759	or next;	3587	or next;
		3588
2760	if (my $smooth = cf::face::find $info->{smooth}) {	3589	if (my $smooth = cf::face::find $info->{smooth}) {
2761	cf::face::set_smooth $idx, $smooth;	3590	cf::face::set_smooth $idx, $smooth;
2762	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3591	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2763	} else {	3592	} else {
2764	warn "smooth face '$info->{smooth}' not found for face '$face'";	3593	error "smooth face '$info->{smooth}' not found for face '$face'";
2765	}	3594	}
2766		3595
2767	cf::cede_to_tick;	3596	cf::cede_to_tick;
2768	}	3597	}
2769	}	3598	}
2770		3599
2771	{	3600	{
2772	my $anims = $facedata->{animinfo};	3601	my $anims = delete $facedata->{animinfo};
2773		3602
2774	while (my ($anim, $info) = each %$anims) {	3603	while (my ($anim, $info) = each %$anims) {
2775	cf::anim::set $anim, $info->{frames}, $info->{facings};	3604	cf::anim::set $anim, $info->{frames}, $info->{facings};
2776	cf::cede_to_tick;	3605	cf::cede_to_tick;
2777	}	3606	}
2778		3607
2779	cf::anim::invalidate_all; # d'oh	3608	cf::anim::invalidate_all; # d'oh
2780	}	3609	}
2781		3610
2782	{	3611	{
2783	# TODO: for gcfclient pleasure, we should give resources
2784	# that gcfclient doesn't grok a >10000 face index.
2785	my $res = $facedata->{resource};	3612	my $res = delete $facedata->{resource};
2786	my $enc = JSON::XS->new->utf8->canonical;
2787		3613
2788	while (my ($name, $info) = each %$res) {	3614	while (my ($name, $info) = each %$res) {
2789	my $meta = $enc->encode ({	3615	if (defined (my $type = $info->{type})) {
2790	name => $name,	3616	# TODO: different hash - must free and use new index, or cache ixface data queue
2791	type => $info->{type},
2792	copyright => $info->{copyright}, #TODO#
2793	});
2794
2795	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3617	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2796		3618
2797	if ($name =~ /\.jpg$/) {	3619	cf::face::set_type $idx, $type;
2798	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3620	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2799	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3621	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3622	$FACEHASH{$info->{hash}} = $idx;#d#
2800	} else {	3623	} else {
2801	my $data = pack "(w/a*)*", $meta, $info->{data};	3624	# $RESOURCE{$name} = $info; # unused
2802	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2803
2804	cf::face::set_type $idx, 1;
2805	cf::face::set_data $idx, 0, $data, $chk;
2806	}	3625	}
2807		3626
2808	cf::cede_to_tick;	3627	cf::cede_to_tick;
2809	}	3628	}
2810	}	3629	}
2811		3630
		3631	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3632
2812	1	3633	1
2813	}	3634	}
2814		3635
		3636	register_exticmd fx_want => sub {
		3637	my ($ns, $want) = @_;
		3638
		3639	while (my ($k, $v) = each %$want) {
		3640	$ns->fx_want ($k, $v);
		3641	}
		3642	};
		3643
		3644	sub load_resource_file($) {
		3645	my $guard = lock_acquire "load_resource_file";
		3646
		3647	my $status = load_resource_file_ $_[0];
		3648	get_slot 0.1, 100;
		3649	cf::arch::commit_load;
		3650
		3651	$status
		3652	}
		3653
		3654	sub reload_exp_table {
		3655	_reload_exp_table;
		3656
		3657	set_face "res/exp_table" => FT_RSRC,
		3658	JSON::XS->new->utf8->canonical->encode (
		3659	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3660	);
		3661	}
		3662
		3663	sub reload_materials {
		3664	_reload_materials;
		3665	}
		3666
2815	sub reload_regions {	3667	sub reload_regions {
		3668	# HACK to clear player env face cache, we need some signal framework
		3669	# for this (global event?)
		3670	%ext::player_env::MUSIC_FACE_CACHE = ();
		3671
2816	load_resource_file "$MAPDIR/regions"	3672	load_resource_file "$MAPDIR/regions"
2817	or die "unable to load regions file\n";	3673	or die "unable to load regions file\n";
2818		3674
2819	for (cf::region::list) {	3675	for (cf::region::list) {
2820	$_->{match} = qr/$_->{match}/	3676	$_->{match} = qr/$_->{match}/
…		…
2828	}	3684	}
2829		3685
2830	sub reload_archetypes {	3686	sub reload_archetypes {
2831	load_resource_file "$DATADIR/archetypes"	3687	load_resource_file "$DATADIR/archetypes"
2832	or die "unable to load archetypes\n";	3688	or die "unable to load archetypes\n";
2833	#d# NEED to laod twice to resolve forward references	3689
2834	# this really needs to be done in an extra post-pass	3690	set_face "res/skill_info" => FT_RSRC,
2835	# (which needs to be synchronous, so solve it differently)	3691	JSON::XS->new->utf8->canonical->encode (
2836	load_resource_file "$DATADIR/archetypes"	3692	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
2837	or die "unable to load archetypes\n";	3693	);
		3694	set_face "res/spell_paths" => FT_RSRC,
		3695	JSON::XS->new->utf8->canonical->encode (
		3696	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3697	);
2838	}	3698	}
2839		3699
2840	sub reload_treasures {	3700	sub reload_treasures {
2841	load_resource_file "$DATADIR/treasures"	3701	load_resource_file "$DATADIR/treasures"
2842	or die "unable to load treasurelists\n";	3702	or die "unable to load treasurelists\n";
2843	}	3703	}
2844		3704
		3705	sub reload_sound {
		3706	trace "loading sound config from $DATADIR/sound\n";
		3707
		3708	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3709
		3710	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3711	my $sound = $soundconf->{compat}[$_]
		3712	or next;
		3713
		3714	my $face = cf::face::find "sound/$sound->[1]";
		3715	cf::sound::set $sound->[0] => $face;
		3716	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3717	}
		3718
		3719	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3720	my $face = cf::face::find "sound/$v";
		3721	cf::sound::set $k => $face;
		3722	}
		3723	}
		3724
2845	sub reload_resources {	3725	sub reload_resources {
2846	warn "reloading resource files...\n";	3726	trace "reloading resource files...\n";
2847		3727
		3728	reload_materials;
		3729	reload_facedata;
		3730	reload_exp_table;
		3731	reload_sound;
		3732	reload_archetypes;
2848	reload_regions;	3733	reload_regions;
2849	reload_facedata;
2850	#reload_archetypes;#d#
2851	reload_archetypes;
2852	reload_treasures;	3734	reload_treasures;
2853		3735
2854	warn "finished reloading resource files\n";	3736	trace "finished reloading resource files\n";
2855	}	3737	}
2856		3738
2857	sub init {	3739	sub reload_config {
2858	reload_resources;	3740	trace "reloading config file...\n";
2859	}
2860		3741
2861	sub cfg_load {	3742	my $config = load_file "$CONFDIR/config";
2862	open my $fh, "<:utf8", "$CONFDIR/config"	3743	utf8::decode $config;
2863	or return;	3744	*CFG = decode_yaml $config;
2864		3745
2865	local $/;
2866	*CFG = YAML::Syck::Load <$fh>;
2867
2868	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3746	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2869		3747
2870	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3748	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2871	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3749	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2872		3750
2873	if (exists $CFG{mlockall}) {	3751	if (exists $CFG{mlockall}) {
…		…
2877	};	3755	};
2878	warn $@ if $@;	3756	warn $@ if $@;
2879	}	3757	}
2880	}	3758	}
2881		3759
		3760	sub pidfile() {
		3761	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3762	or die "$PIDFILE: $!";
		3763	flock $fh, &Fcntl::LOCK_EX
		3764	or die "$PIDFILE: flock: $!";
		3765	$fh
		3766	}
		3767
		3768	# make sure only one server instance is running at any one time
		3769	sub atomic {
		3770	my $fh = pidfile;
		3771
		3772	my $pid = <$fh>;
		3773	kill 9, $pid if $pid > 0;
		3774
		3775	seek $fh, 0, 0;
		3776	print $fh $$;
		3777	}
		3778
		3779	sub main_loop {
		3780	trace "EV::loop starting\n";
		3781	if (1) {
		3782	EV::loop;
		3783	}
		3784	trace "EV::loop returned\n";
		3785	goto &main_loop unless $REALLY_UNLOOP;
		3786	}
		3787
2882	sub main {	3788	sub main {
		3789	cf::init_globals; # initialise logging
		3790
		3791	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3792	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3793	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3794	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3795
		3796	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3797
2883	# we must not ever block the main coroutine	3798	# we must not ever block the main coroutine
2884	local $Coro::idle = sub {	3799	$Coro::idle = sub {
2885	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3800	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2886	(async {	3801	(async {
2887	Event::one_event;	3802	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3803	EV::loop EV::LOOP_ONESHOT;
2888	})->prio (Coro::PRIO_MAX);	3804	})->prio (Coro::PRIO_MAX);
2889	};	3805	};
2890		3806
2891	cfg_load;	3807	evthread_start IO::AIO::poll_fileno;
		3808
		3809	cf::sync_job {
		3810	cf::incloader::init ();
		3811
2892	db_init;	3812	db_init;
		3813
		3814	cf::init_anim;
		3815	cf::init_attackmess;
		3816	cf::init_dynamic;
		3817
		3818	cf::load_settings;
		3819
		3820	reload_resources;
		3821	reload_config;
		3822
		3823	cf::init_uuid;
		3824	cf::init_signals;
		3825	cf::init_skills;
		3826
		3827	cf::init_beforeplay;
		3828
		3829	atomic;
		3830
2893	load_extensions;	3831	load_extensions;
2894		3832
2895	$TICK_WATCHER->start;	3833	utime time, time, $RUNTIMEFILE;
2896	Event::loop;	3834
		3835	# no (long-running) fork's whatsoever before this point(!)
		3836	use POSIX ();
		3837	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3838
		3839	cf::_post_init 0;
		3840	};
		3841
		3842	cf::object::thawer::errors_are_fatal 0;
		3843	info "parse errors in files are no longer fatal from this point on.\n";
		3844
		3845	AE::postpone {
		3846	undef &main; # free gobs of memory :)
		3847	};
		3848
		3849	goto &main_loop;
2897	}	3850	}
2898		3851
2899	#############################################################################	3852	#############################################################################
2900	# initialisation and cleanup	3853	# initialisation and cleanup
2901		3854
2902	# install some emergency cleanup handlers	3855	# install some emergency cleanup handlers
2903	BEGIN {	3856	BEGIN {
		3857	our %SIGWATCHER = ();
2904	for my $signal (qw(INT HUP TERM)) {	3858	for my $signal (qw(INT HUP TERM)) {
2905	Event->signal (	3859	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2906	reentrant => 0,
2907	data => WF_AUTOCANCEL,
2908	signal => $signal,
2909	prio => 0,
2910	cb => sub {
2911	cf::cleanup "SIG$signal";	3860	cf::cleanup "SIG$signal";
2912	},
2913	);	3861	};
2914	}	3862	}
2915	}	3863	}
2916		3864
2917	sub write_runtime {	3865	sub write_runtime_sync {
2918	my $runtime = "$LOCALDIR/runtime";	3866	my $t0 = AE::time;
2919		3867
2920	# first touch the runtime file to show we are still running:	3868	# first touch the runtime file to show we are still running:
2921	# the fsync below can take a very very long time.	3869	# the fsync below can take a very very long time.
2922		3870
2923	IO::AIO::aio_utime $runtime, undef, undef;	3871	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2924		3872
2925	my $guard = cf::lock_acquire "write_runtime";	3873	my $guard = cf::lock_acquire "write_runtime";
2926		3874
2927	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3875	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2928	or return;	3876	or return;
2929		3877
2930	my $value = $cf::RUNTIME + 90 + 10;	3878	my $value = $cf::RUNTIME + 90 + 10;
2931	# 10 is the runtime save interval, for a monotonic clock	3879	# 10 is the runtime save interval, for a monotonic clock
2932	# 60 allows for the watchdog to kill the server.	3880	# 60 allows for the watchdog to kill the server.
…		…
2942	aio_utime $fh, undef, undef;	3890	aio_utime $fh, undef, undef;
2943		3891
2944	close $fh	3892	close $fh
2945	or return;	3893	or return;
2946		3894
2947	aio_rename "$runtime~", $runtime	3895	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2948	and return;	3896	and return;
2949		3897
2950	warn "runtime file written.\n";	3898	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
2951		3899
2952	1	3900	1
		3901	}
		3902
		3903	our $uuid_lock;
		3904	our $uuid_skip;
		3905
		3906	sub write_uuid_sync($) {
		3907	$uuid_skip ||= $_[0];
		3908
		3909	return if $uuid_lock;
		3910	local $uuid_lock = 1;
		3911
		3912	my $uuid = "$LOCALDIR/uuid";
		3913
		3914	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3915	or return;
		3916
		3917	my $value = uuid_seq uuid_cur;
		3918
		3919	unless ($value) {
		3920	info "cowardly refusing to write zero uuid value!\n";
		3921	return;
		3922	}
		3923
		3924	my $value = uuid_str $value + $uuid_skip;
		3925	$uuid_skip = 0;
		3926
		3927	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3928	and return;
		3929
		3930	# always fsync - this file is important
		3931	aio_fsync $fh
		3932	and return;
		3933
		3934	close $fh
		3935	or return;
		3936
		3937	aio_rename "$uuid~", $uuid
		3938	and return;
		3939
		3940	trace "uuid file written ($value).\n";
		3941
		3942	1
		3943
		3944	}
		3945
		3946	sub write_uuid($$) {
		3947	my ($skip, $sync) = @_;
		3948
		3949	$sync ? write_uuid_sync $skip
		3950	: async { write_uuid_sync $skip };
2953	}	3951	}
2954		3952
2955	sub emergency_save() {	3953	sub emergency_save() {
2956	my $freeze_guard = cf::freeze_mainloop;	3954	my $freeze_guard = cf::freeze_mainloop;
2957		3955
2958	warn "enter emergency perl save\n";	3956	info "emergency_perl_save: enter\n";
		3957
		3958	# this is a trade-off: we want to be very quick here, so
		3959	# save all maps without fsync, and later call a global sync
		3960	# (which in turn might be very very slow)
		3961	local $USE_FSYNC = 0;
2959		3962
2960	cf::sync_job {	3963	cf::sync_job {
		3964	cf::write_runtime_sync; # external watchdog should not bark
		3965
2961	# use a peculiar iteration method to avoid tripping on perl	3966	# use a peculiar iteration method to avoid tripping on perl
2962	# refcount bugs in for. also avoids problems with players	3967	# refcount bugs in for. also avoids problems with players
2963	# and maps saved/destroyed asynchronously.	3968	# and maps saved/destroyed asynchronously.
2964	warn "begin emergency player save\n";	3969	info "emergency_perl_save: begin player save\n";
2965	for my $login (keys %cf::PLAYER) {	3970	for my $login (keys %cf::PLAYER) {
2966	my $pl = $cf::PLAYER{$login} or next;	3971	my $pl = $cf::PLAYER{$login} or next;
2967	$pl->valid or next;	3972	$pl->valid or next;
		3973	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2968	$pl->save;	3974	$pl->save;
2969	}	3975	}
2970	warn "end emergency player save\n";	3976	info "emergency_perl_save: end player save\n";
2971		3977
2972	warn "begin emergency map save\n";	3978	cf::write_runtime_sync; # external watchdog should not bark
		3979
		3980	info "emergency_perl_save: begin map save\n";
2973	for my $path (keys %cf::MAP) {	3981	for my $path (keys %cf::MAP) {
2974	my $map = $cf::MAP{$path} or next;	3982	my $map = $cf::MAP{$path} or next;
2975	$map->valid or next;	3983	$map->valid or next;
2976	$map->save;	3984	$map->save;
2977	}	3985	}
2978	warn "end emergency map save\n";	3986	info "emergency_perl_save: end map save\n";
2979		3987
2980	warn "begin emergency database checkpoint\n";	3988	cf::write_runtime_sync; # external watchdog should not bark
		3989
		3990	info "emergency_perl_save: begin database checkpoint\n";
2981	BDB::db_env_txn_checkpoint $DB_ENV;	3991	BDB::db_env_txn_checkpoint $DB_ENV;
2982	warn "end emergency database checkpoint\n";	3992	info "emergency_perl_save: end database checkpoint\n";
		3993
		3994	info "emergency_perl_save: begin write uuid\n";
		3995	write_uuid_sync 1;
		3996	info "emergency_perl_save: end write uuid\n";
		3997
		3998	cf::write_runtime_sync; # external watchdog should not bark
		3999
		4000	trace "emergency_perl_save: syncing database to disk";
		4001	BDB::db_env_txn_checkpoint $DB_ENV;
		4002
		4003	info "emergency_perl_save: starting sync\n";
		4004	IO::AIO::aio_sync sub {
		4005	info "emergency_perl_save: finished sync\n";
		4006	};
		4007
		4008	cf::write_runtime_sync; # external watchdog should not bark
		4009
		4010	trace "emergency_perl_save: flushing outstanding aio requests";
		4011	while (IO::AIO::nreqs || BDB::nreqs) {
		4012	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4013	}
		4014
		4015	cf::write_runtime_sync; # external watchdog should not bark
2983	};	4016	};
2984		4017
2985	warn "leave emergency perl save\n";	4018	info "emergency_perl_save: leave\n";
2986	}	4019	}
2987		4020
2988	sub post_cleanup {	4021	sub post_cleanup {
2989	my ($make_core) = @_;	4022	my ($make_core) = @_;
2990		4023
		4024	IO::AIO::flush;
		4025
2991	warn Carp::longmess "post_cleanup backtrace"	4026	error Carp::longmess "post_cleanup backtrace"
2992	if $make_core;	4027	if $make_core;
		4028
		4029	my $fh = pidfile;
		4030	unlink $PIDFILE if <$fh> == $$;
		4031	}
		4032
		4033	# a safer delete_package, copied from Symbol
		4034	sub clear_package($) {
		4035	my $pkg = shift;
		4036
		4037	# expand to full symbol table name if needed
		4038	unless ($pkg =~ /^main::.*::$/) {
		4039	$pkg = "main$pkg" if $pkg =~ /^::/;
		4040	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4041	$pkg .= '::' unless $pkg =~ /::$/;
		4042	}
		4043
		4044	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4045	my $stem_symtab = *{$stem}{HASH};
		4046
		4047	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4048	or return;
		4049
		4050	# clear all symbols
		4051	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4052	for my $name (keys %$leaf_symtab) {
		4053	_gv_clear *{"$pkg$name"};
		4054	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4055	}
2993	}	4056	}
2994		4057
2995	sub do_reload_perl() {	4058	sub do_reload_perl() {
2996	# can/must only be called in main	4059	# can/must only be called in main
2997	if ($Coro::current != $Coro::main) {	4060	unless (in_main) {
2998	warn "can only reload from main coroutine";	4061	error "can only reload from main coroutine";
2999	return;	4062	return;
3000	}	4063	}
3001		4064
3002	warn "reloading...";	4065	return if $RELOAD++;
3003		4066
3004	warn "entering sync_job";	4067	my $t1 = AE::time;
3005		4068
		4069	while ($RELOAD) {
		4070	cf::get_slot 0.1, -1, "reload_perl";
		4071	info "perl_reload: reloading...";
		4072
		4073	trace "perl_reload: entering sync_job";
		4074
3006	cf::sync_job {	4075	cf::sync_job {
3007	cf::write_runtime; # external watchdog should not bark
3008	cf::emergency_save;	4076	#cf::emergency_save;
3009	cf::write_runtime; # external watchdog should not bark
3010		4077
3011	warn "syncing database to disk";
3012	BDB::db_env_txn_checkpoint $DB_ENV;
3013
3014	# if anything goes wrong in here, we should simply crash as we already saved
3015
3016	warn "cancelling all WF_AUTOCANCEL watchers";
3017	for (Event::all_watchers) {
3018	$_->cancel if $_->data & WF_AUTOCANCEL;
3019	}
3020
3021	warn "flushing outstanding aio requests";
3022	for (;;) {
3023	BDB::flush;
3024	IO::AIO::flush;
3025	Coro::cede;
3026	last unless IO::AIO::nreqs || BDB::nreqs;
3027	warn "iterate...";
3028	}
3029
3030	++$RELOAD;
3031
3032	warn "cancelling all extension coros";	4078	trace "perl_reload: cancelling all extension coros";
3033	$_->cancel for values %EXT_CORO;	4079	$_->cancel for values %EXT_CORO;
3034	%EXT_CORO = ();	4080	%EXT_CORO = ();
3035		4081
3036	warn "removing commands";	4082	trace "perl_reload: removing commands";
3037	%COMMAND = ();	4083	%COMMAND = ();
3038		4084
3039	warn "removing ext/exti commands";	4085	trace "perl_reload: removing ext/exti commands";
3040	%EXTCMD = ();	4086	%EXTCMD = ();
3041	%EXTICMD = ();	4087	%EXTICMD = ();
3042		4088
3043	warn "unloading/nuking all extensions";	4089	trace "perl_reload: unloading/nuking all extensions";
3044	for my $pkg (@EXTS) {	4090	for my $pkg (@EXTS) {
3045	warn "... unloading $pkg";	4091	trace "... unloading $pkg";
3046		4092
3047	if (my $cb = $pkg->can ("unload")) {	4093	if (my $cb = $pkg->can ("unload")) {
3048	eval {	4094	eval {
3049	$cb->($pkg);	4095	$cb->($pkg);
3050	1	4096	1
3051	} or warn "$pkg unloaded, but with errors: $@";	4097	} or error "$pkg unloaded, but with errors: $@";
		4098	}
		4099
		4100	trace "... clearing $pkg";
		4101	clear_package $pkg;
3052	}	4102	}
3053		4103
3054	warn "... nuking $pkg";
3055	Symbol::delete_package $pkg;
3056	}
3057
3058	warn "unloading all perl modules loaded from $LIBDIR";	4104	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3059	while (my ($k, $v) = each %INC) {	4105	while (my ($k, $v) = each %INC) {
3060	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4106	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3061		4107
3062	warn "... unloading $k";	4108	trace "... unloading $k";
3063	delete $INC{$k};	4109	delete $INC{$k};
3064		4110
3065	$k =~ s/\.pm$//;	4111	$k =~ s/\.pm$//;
3066	$k =~ s/\//::/g;	4112	$k =~ s/\//::/g;
3067		4113
3068	if (my $cb = $k->can ("unload_module")) {	4114	if (my $cb = $k->can ("unload_module")) {
3069	$cb->();	4115	$cb->();
		4116	}
		4117
		4118	clear_package $k;
3070	}	4119	}
3071		4120
3072	Symbol::delete_package $k;
3073	}
3074
3075	warn "getting rid of safe::, as good as possible";	4121	trace "perl_reload: getting rid of safe::, as good as possible";
3076	Symbol::delete_package "safe::$_"	4122	clear_package "safe::$_"
3077	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4123	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3078		4124
3079	warn "unloading cf.pm \"a bit\"";	4125	trace "perl_reload: unloading cf.pm \"a bit\"";
3080	delete $INC{"cf.pm"};	4126	delete $INC{"cf.pm"};
3081	delete $INC{"cf/pod.pm"};	4127	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3082		4128
3083	# don't, removes xs symbols, too,	4129	# don't, removes xs symbols, too,
3084	# and global variables created in xs	4130	# and global variables created in xs
3085	#Symbol::delete_package __PACKAGE__;	4131	#clear_package __PACKAGE__;
3086		4132
3087	warn "unload completed, starting to reload now";	4133	info "perl_reload: unload completed, starting to reload now";
3088		4134
3089	warn "reloading cf.pm";	4135	trace "perl_reload: reloading cf.pm";
3090	require cf;	4136	require cf;
3091	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4137	cf::_connect_to_perl_1;
3092		4138
3093	warn "loading config and database again";	4139	trace "perl_reload: loading config and database again";
3094	cf::cfg_load;	4140	cf::reload_config;
3095		4141
3096	warn "loading extensions";	4142	trace "perl_reload: loading extensions";
3097	cf::load_extensions;	4143	cf::load_extensions;
3098		4144
		4145	if ($REATTACH_ON_RELOAD) {
3099	warn "reattaching attachments to objects/players";	4146	trace "perl_reload: reattaching attachments to objects/players";
3100	_global_reattach; # objects, sockets	4147	_global_reattach; # objects, sockets
3101	warn "reattaching attachments to maps";	4148	trace "perl_reload: reattaching attachments to maps";
3102	reattach $_ for values %MAP;	4149	reattach $_ for values %MAP;
3103	warn "reattaching attachments to players";	4150	trace "perl_reload: reattaching attachments to players";
3104	reattach $_ for values %PLAYER;	4151	reattach $_ for values %PLAYER;
		4152	}
3105		4153
3106	warn "leaving sync_job";	4154	cf::_post_init 1;
3107		4155
		4156	trace "perl_reload: leaving sync_job";
		4157
3108	1	4158	1
3109	} or do {	4159	} or do {
3110	warn $@;	4160	error $@;
3111	warn "error while reloading, exiting.";	4161	cf::cleanup "perl_reload: error, exiting.";
3112	exit 1;	4162	};
		4163
		4164	--$RELOAD;
3113	};	4165	}
3114		4166
3115	warn "reloaded";	4167	$t1 = AE::time - $t1;
		4168	info "perl_reload: completed in ${t1}s\n";
3116	};	4169	};
3117		4170
3118	our $RELOAD_WATCHER; # used only during reload	4171	our $RELOAD_WATCHER; # used only during reload
3119		4172
3120	sub reload_perl() {	4173	sub reload_perl() {
3121	# doing reload synchronously and two reloads happen back-to-back,	4174	# doing reload synchronously and two reloads happen back-to-back,
3122	# coro crashes during coro_state_free->destroy here.	4175	# coro crashes during coro_state_free->destroy here.
3123		4176
3124	$RELOAD_WATCHER ||= Event->timer (	4177	$RELOAD_WATCHER ||= cf::async {
3125	reentrant => 0,	4178	Coro::AIO::aio_wait cache_extensions;
3126	after => 0,	4179
3127	data => WF_AUTOCANCEL,	4180	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3128	cb => sub {
3129	do_reload_perl;	4181	do_reload_perl;
3130	undef $RELOAD_WATCHER;	4182	undef $RELOAD_WATCHER;
3131	},	4183	};
3132	);	4184	};
3133	}	4185	}
3134		4186
3135	register_command "reload" => sub {	4187	register_command "reload" => sub {
3136	my ($who, $arg) = @_;	4188	my ($who, $arg) = @_;
3137		4189
3138	if ($who->flag (FLAG_WIZ)) {	4190	if ($who->flag (FLAG_WIZ)) {
3139	$who->message ("reloading server.");	4191	$who->message ("reloading server.");
		4192	async {
		4193	$Coro::current->{desc} = "perl_reload";
3140	async { reload_perl };	4194	reload_perl;
		4195	};
3141	}	4196	}
3142	};	4197	};
3143		4198
3144	unshift @INC, $LIBDIR;	4199	#############################################################################
3145		4200
3146	my $bug_warning = 0;	4201	my $bug_warning = 0;
3147		4202
3148	our @WAIT_FOR_TICK;
3149	our @WAIT_FOR_TICK_BEGIN;
3150
3151	sub wait_for_tick {	4203	sub wait_for_tick() {
3152	return unless $TICK_WATCHER->is_active;	4204	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3153	return if $Coro::current == $Coro::main;
3154		4205
3155	my $signal = new Coro::Signal;	4206	$WAIT_FOR_TICK->wait;
3156	push @WAIT_FOR_TICK, $signal;
3157	$signal->wait;
3158	}	4207	}
3159		4208
3160	sub wait_for_tick_begin {	4209	sub wait_for_tick_begin() {
3161	return unless $TICK_WATCHER->is_active;	4210	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3162	return if $Coro::current == $Coro::main;
3163		4211
3164	my $signal = new Coro::Signal;	4212	my $signal = new Coro::Signal;
3165	push @WAIT_FOR_TICK_BEGIN, $signal;	4213	push @WAIT_FOR_TICK_BEGIN, $signal;
3166	$signal->wait;	4214	$signal->wait;
3167	}	4215	}
3168		4216
3169	my $min = 1e6;#d#	4217	sub tick {
3170	my $avg = 10;
3171	$TICK_WATCHER = Event->timer (
3172	reentrant => 0,
3173	parked => 1,
3174	prio => 0,
3175	at => $NEXT_TICK || $TICK,
3176	data => WF_AUTOCANCEL,
3177	cb => sub {
3178	if ($Coro::current != $Coro::main) {	4218	if ($Coro::current != $Coro::main) {
3179	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4219	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3180	unless ++$bug_warning > 10;	4220	unless ++$bug_warning > 10;
3181	return;	4221	return;
3182	}	4222	}
3183		4223
3184	$NOW = $tick_start = Event::time;	4224	cf::one_tick; # one server iteration
3185		4225
3186	cf::server_tick; # one server iteration	4226	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3187		4227
3188	0 && sync_job {#d#	4228	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3189	for(1..10) {	4229	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3190	my $t = Event::time;	4230	Coro::async_pool {
3191	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4231	$Coro::current->{desc} = "runtime saver";
3192	or die;	4232	write_runtime_sync
3193		4233	or error "ERROR: unable to write runtime file: $!";
3194	$map->width (50);
3195	$map->height (50);
3196	$map->alloc;
3197	$map->_load_objects ("/tmp/x.map", 1);
3198	my $t = Event::time - $t;
3199
3200	#next unless $t < 0.0013;#d#
3201	if ($t < $min) {
3202	$min = $t;
3203	}
3204	$avg = $avg * 0.99 + $t * 0.01;
3205	}
3206	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3207	exit 0;
3208	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3209	};	4234	};
		4235	}
3210		4236
3211	$RUNTIME += $TICK;
3212	$NEXT_TICK += $TICK;
3213
3214	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3215	$NEXT_RUNTIME_WRITE = $NOW + 10;
3216	Coro::async_pool {
3217	write_runtime
3218	or warn "ERROR: unable to write runtime file: $!";
3219	};
3220	}
3221
3222	# my $AFTER = Event::time;
3223	# warn $AFTER - $NOW;#d#
3224
3225	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4237	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3226	$sig->send;	4238	$sig->send;
3227	}	4239	}
3228	while (my $sig = shift @WAIT_FOR_TICK) {	4240	$WAIT_FOR_TICK->broadcast;
3229	$sig->send;
3230	}
3231		4241
3232	$NOW = Event::time;	4242	$LOAD = ($NOW - $TICK_START) / $TICK;
3233
3234	# if we are delayed by four ticks or more, skip them all
3235	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3236
3237	$TICK_WATCHER->at ($NEXT_TICK);
3238	$TICK_WATCHER->start;
3239
3240	$LOAD = ($NOW - $tick_start) / $TICK;
3241	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4243	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3242		4244
3243	_post_tick;	4245	if (0) {
3244		4246	if ($NEXT_TICK) {
3245		4247	my $jitter = $TICK_START - $NEXT_TICK;
		4248	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4249	debug "jitter $JITTER\n";#d#
		4250	}
3246	},	4251	}
3247	);	4252	}
3248		4253
3249	{	4254	{
3250	BDB::max_poll_time $TICK * 0.1;	4255	# configure BDB
3251	$BDB_POLL_WATCHER = Event->io (	4256	info "initialising database";
3252	reentrant => 0,	4257
3253	fd => BDB::poll_fileno,
3254	poll => 'r',
3255	prio => 0,
3256	data => WF_AUTOCANCEL,
3257	cb => \&BDB::poll_cb,
3258	);
3259	BDB::min_parallel 8;	4258	BDB::min_parallel 16;
3260		4259	BDB::max_poll_reqs $TICK * 0.1;
3261	BDB::set_sync_prepare {	4260	#$AnyEvent::BDB::WATCHER->priority (1);
3262	my $status;
3263	my $current = $Coro::current;
3264	(
3265	sub {
3266	$status = $!;
3267	$current->ready; undef $current;
3268	},
3269	sub {
3270	Coro::schedule while defined $current;
3271	$! = $status;
3272	},
3273	)
3274	};
3275		4261
3276	unless ($DB_ENV) {	4262	unless ($DB_ENV) {
3277	$DB_ENV = BDB::db_env_create;	4263	$DB_ENV = BDB::db_env_create;
		4264	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4265	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4266	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4267	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4268	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3278		4269
3279	cf::sync_job {	4270	cf::sync_job {
3280	eval {	4271	eval {
3281	BDB::db_env_open	4272	BDB::db_env_open
3282	$DB_ENV,	4273	$DB_ENV,
…		…
3284	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4275	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3285	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4276	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3286	0666;	4277	0666;
3287		4278
3288	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4279	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3289
3290	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3291	$DB_ENV->set_lk_detect;
3292	};	4280	};
3293		4281
3294	cf::cleanup "db_env_open(db): $@" if $@;	4282	cf::cleanup "db_env_open(db): $@" if $@;
3295	};	4283	};
3296	}	4284	}
		4285
		4286	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4287	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4288	};
		4289	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4290	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4291	};
		4292	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4293	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4294	};
		4295
		4296	info "database initialised";
3297	}	4297	}
3298		4298
3299	{	4299	{
		4300	# configure IO::AIO
		4301
		4302	info "initialising aio";
3300	IO::AIO::min_parallel 8;	4303	IO::AIO::min_parallel 8;
3301
3302	undef $Coro::AIO::WATCHER;
3303	IO::AIO::max_poll_time $TICK * 0.1;	4304	IO::AIO::max_poll_time $TICK * 0.1;
3304	$AIO_POLL_WATCHER = Event->io (	4305	undef $AnyEvent::AIO::WATCHER;
3305	reentrant => 0,	4306	info "aio initialised";
3306	data => WF_AUTOCANCEL,
3307	fd => IO::AIO::poll_fileno,
3308	poll => 'r',
3309	prio => 6,
3310	cb => \&IO::AIO::poll_cb,
3311	);
3312	}	4307	}
3313		4308
3314	my $_log_backtrace;	4309	our $_log_backtrace;
		4310	our $_log_backtrace_last;
3315		4311
3316	sub _log_backtrace {	4312	sub _log_backtrace {
3317	my ($msg, @addr) = @_;	4313	my ($msg, @addr) = @_;
3318		4314
3319	$msg =~ s/\n//;	4315	$msg =~ s/\n$//;
3320		4316
		4317	if ($_log_backtrace_last eq $msg) {
		4318	LOG llevInfo, "[ABT] $msg\n";
		4319	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3321	# limit the # of concurrent backtraces	4320	# limit the # of concurrent backtraces
3322	if ($_log_backtrace < 2) {	4321	} elsif ($_log_backtrace < 2) {
		4322	$_log_backtrace_last = $msg;
3323	++$_log_backtrace;	4323	++$_log_backtrace;
		4324	my $perl_bt = Carp::longmess $msg;
3324	async {	4325	async {
		4326	$Coro::current->{desc} = "abt $msg";
		4327
3325	my @bt = fork_call {	4328	my @bt = fork_call {
3326	@addr = map { sprintf "%x", $_ } @addr;	4329	@addr = map { sprintf "%x", $_ } @addr;
3327	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4330	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3328	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4331	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3329	or die "addr2line: $!";	4332	or die "addr2line: $!";
…		…
3337	}	4340	}
3338		4341
3339	@funcs	4342	@funcs
3340	};	4343	};
3341		4344
3342	LOG llevInfo, "[ABT] $msg\n";	4345	LOG llevInfo, "[ABT] $perl_bt\n";
		4346	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3343	LOG llevInfo, "[ABT] $_\n" for @bt;	4347	LOG llevInfo, "[ABT] $_\n" for @bt;
3344	--$_log_backtrace;	4348	--$_log_backtrace;
3345	};	4349	};
3346	} else {	4350	} else {
3347	LOG llevInfo, "[ABT] $msg\n";	4351	LOG llevInfo, "[ABT] $msg\n";
3348	LOG llevInfo, "[ABT] [suppressed]\n";	4352	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3349	}	4353	}
3350	}	4354	}
3351		4355
3352	# load additional modules	4356	# load additional modules
3353	use cf::pod;	4357	require "cf/$_.pm" for @EXTRA_MODULES;
		4358	cf::_connect_to_perl_2;
3354		4359
3355	END { cf::emergency_save }	4360	END { cf::emergency_save }
3356		4361
3357	1	4362	1
3358		4363

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