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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.364 by root, Tue Sep 11 08:41:11 2007 UTC vs.
Revision 1.594 by root, Fri Nov 9 02:50:50 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 3.64 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
24	use Coro::Util ();	54	use Coro::Util ();
25		55
		56	use Guard ();
26	use JSON::XS ();	57	use JSON::XS 2.01 ();
27	use BDB ();	58	use BDB ();
28	use Data::Dumper;	59	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	60	use Fcntl;
31	use YAML::Syck ();	61	use YAML::XS ();
32	use IO::AIO 2.32 ();	62	use IO::AIO ();
33	use Time::HiRes;	63	use Time::HiRes;
34	use Compress::LZF;	64	use Compress::LZF;
35	use Digest::MD5 ();	65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
36		68
37	# configure various modules to our taste	69	# configure various modules to our taste
38	#	70	#
39	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	72	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		73
		74	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		75
		76	# make sure c-lzf reinitialises itself
		77	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		79
43	$Event::Eval = 1; # no idea why this is required, but it is	80	# strictly for debugging
44		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		82
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
51		86
52	our %COMMAND = ();	87	our %COMMAND = ();
53	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
54		89
55	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	91	our %EXTCMD = ();
		92	our %EXTACMD = ();
57	our %EXTICMD = ();	93	our %EXTICMD = ();
		94	our %EXTIACMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	95	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	96	our %EXT_MAP = (); # pluggable maps
60		97
61	our $RELOAD; # number of reloads so far	98	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	99	our @EVENT;
		100	our @REFLECT; # set by XS
		101	our %REFLECT; # set by us
63		102
64	our $CONFDIR = confdir;	103	our $CONFDIR = confdir;
		104
65	our $DATADIR = datadir;	105	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	106	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	107	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	108	our $MAPDIR = "$DATADIR/" . mapdir;
		109
69	our $LOCALDIR = localdir;	110	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	111	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	112	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	113	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	114	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	115	our $BDBDIR = "$LOCALDIR/db";
		116	our $PIDFILE = "$LOCALDIR/pid";
		117	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		118
		119	#our %RESOURCE; # unused
		120
		121	our $OUTPUT_RATE_MIN = 3000;
		122	our $OUTPUT_RATE_MAX = 1000000;
		123
		124	our $MAX_LINKS = 32; # how many chained exits to follow
		125	our $VERBOSE_IO = 1;
75		126
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	127	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	128	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	129	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	130	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		131
84	our $BDB_POLL_WATCHER;	132	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	133	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	134	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	135	our $DB_ENV;
88		136
		137	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		138
89	our %CFG;	139	our %CFG;
		140	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
90		141
91	our $UPTIME; $UPTIME ||= time;	142	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	143	our $RUNTIME = 0;
		144	our $SERVER_TICK = 0;
		145	our $NOW;
93		146
94	our (%PLAYER, %PLAYER_LOADING); # all users	147	our (%PLAYER, %PLAYER_LOADING); # all users
95	our (%MAP, %MAP_LOADING ); # all maps	148	our (%MAP, %MAP_LOADING ); # all maps
96	our $LINK_MAP; # the special {link} map, which is always available	149	our $LINK_MAP; # the special {link} map, which is always available
97		150
98	# 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 ∕
99	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	152	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
100		153
101	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)
102	our $LOADAVG; # same thing, but with alpha-smoothing	155	our $LOADAVG; # same thing, but with alpha-smoothing
		156	our $JITTER; # average jitter
103	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 $WAIT_FOR_TICK = new Coro::Signal;
		165	our @WAIT_FOR_TICK_BEGIN;
104		166
105	binmode STDOUT;	167	binmode STDOUT;
106	binmode STDERR;	168	binmode STDERR;
107		169
108	# read virtual server time, if available	170	# read virtual server time, if available
109	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	171	unless ($RUNTIME || !-e $RUNTIMEFILE) {
110	open my $fh, "<", "$LOCALDIR/runtime"	172	open my $fh, "<", $RUNTIMEFILE
111	or die "unable to read runtime file: $!";	173	or die "unable to read $RUNTIMEFILE file: $!";
112	$RUNTIME = <$fh> + 0.;	174	$RUNTIME = <$fh> + 0.;
113	}	175	}
		176
		177	eval "sub TICK() { $TICK } 1" or die;
114		178
115	mkdir $_	179	mkdir $_
116	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	180	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
117		181
118	our $EMERGENCY_POSITION;	182	our $EMERGENCY_POSITION;
119		183
120	sub cf::map::normalise;	184	sub cf::map::normalise;
121		185
		186	sub in_main() {
		187	$Coro::current == $Coro::main
		188	}
		189
122	#############################################################################	190	#############################################################################
123		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
124	=head2 GLOBAL VARIABLES	203	=head2 GLOBAL VARIABLES
125		204
126	=over 4	205	=over 4
127		206
128	=item $cf::UPTIME	207	=item $cf::UPTIME
129		208
130	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.
131		225
132	=item $cf::RUNTIME	226	=item $cf::RUNTIME
133		227
134	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
135	every server tick.	229	every server tick.
136		230
137	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	231	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
138	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	232	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
139	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	233	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
140		234
141	Various directories - "/etc", read-only install directory, perl-library	235	Various directories - "/etc", read-only install directory, perl-library
142	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	236	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
143	unique-items directory, player file directory, random maps directory and	237	unique-items directory, player file directory, random maps directory and
144	database environment.	238	database environment.
145		239
146	=item $cf::NOW
147
148	The time of the last (current) server tick.
149
150	=item $cf::TICK
151
152	The interval between server ticks, in seconds.
153
154	=item $cf::LOADAVG	240	=item $cf::LOADAVG
155		241
156	The current CPU load on the server (alpha-smoothed), as a value between 0	242	The current CPU load on the server (alpha-smoothed), as a value between 0
157	(none) and 1 (overloaded), indicating how much time is spent on processing	243	(none) and 1 (overloaded), indicating how much time is spent on processing
158	objects per tick. Healthy values are < 0.5.	244	objects per tick. Healthy values are < 0.5.
…		…
161		247
162	The raw value load value from the last tick.	248	The raw value load value from the last tick.
163		249
164	=item %cf::CFG	250	=item %cf::CFG
165		251
166	Configuration for the server, loaded from C</etc/crossfire/config>, or	252	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
167	from wherever your confdir points to.	253	from wherever your confdir points to.
168		254
169	=item cf::wait_for_tick, cf::wait_for_tick_begin	255	=item cf::wait_for_tick, cf::wait_for_tick_begin
170		256
171	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	257	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
172	returns directly I<after> the tick processing (and consequently, can only wake one process	258	returns directly I<after> the tick processing (and consequently, can only wake one thread
173	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
174		260
		261	Note that cf::Wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$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
175	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
176		279
177	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
178	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
179	that call.	282	that call.
180		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
181	=back	290	=back
182		291
183	=cut	292	=cut
184		293
185	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
186	*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 {
187	my $msg = join "", @_;	301	my $msg = join "", @_;
188		302
189	$msg .= "\n"	303	$msg .= "\n"
190	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
191		305
192	$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;
193		307
194	LOG llevError, $msg;	308	LOG llevWarn, $msg;
195	};	309	};
196	}	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	};
197		324
198	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
199	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
200	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
201	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
208	for my $pkg (qw(	335	for my $pkg (qw(
209	cf::global cf::attachable	336	cf::global cf::attachable
210	cf::object cf::object::player	337	cf::object cf::object::player
211	cf::client cf::player	338	cf::client cf::player
212	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
213	cf::map cf::party cf::region	341	cf::party cf::region
214	)) {	342	)) {
215	no strict 'refs';
216	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
217	}	344	}
218		345
219	$Event::DIED = sub {	346	$EV::DIED = sub {
220	warn "error in event callback: @_";	347	warn "error in event callback: $@";
221	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
222		354
223	#############################################################################	355	#############################################################################
224		356
225	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
226		358
…		…
247	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
248	$d	380	$d
249	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
250	}	382	}
251		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($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
252	=item $ref = cf::from_json $json	436	=item $ref = cf::decode_json $json
253		437
254	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
255		439
256	=item $json = cf::to_json $ref	440	=item $json = cf::encode_json $ref
257		441
258	Converts a perl data structure into its JSON representation.	442	Converts a perl data structure into its JSON representation.
259		443
260	=cut	444	=cut
261		445
262	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
263		447
264	sub to_json ($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
265	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	}
266		512
267	=item cf::lock_wait $string	513	=item cf::lock_wait $string
268		514
269	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
270		516
271	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
272		518
273	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
274	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,
275	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
276	returned.	522	returned.
277		523
278	Locks are *not* recursive, locking from the same coro twice results in a	524	Locks are *not* recursive, locking from the same coro twice results in a
279	deadlocked coro.	525	deadlocked coro.
…		…
285		531
286	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.
287		533
288	=cut	534	=cut
289		535
290	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
291	our %LOCKER;#d#
292		537
293	sub lock_wait($) {	538	sub lock_wait($) {
294	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
295
296	if ($LOCKER{$key} == $Coro::current) {#d#
297	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
298	return;#d#
299	}#d#
300
301	# wait for lock, if any
302	while ($LOCK{$key}) {
303	push @{ $LOCK{$key} }, $Coro::current;
304	Coro::schedule;
305	}
306	}	540	}
307		541
308	sub lock_acquire($) {	542	sub lock_acquire($) {
309	my ($key) = @_;	543	$LOCKS->guard ($_[0])
310
311	# wait, to be sure we are not locked
312	lock_wait $key;
313
314	$LOCK{$key} = [];
315	$LOCKER{$key} = $Coro::current;#d#
316
317	Coro::guard {
318	delete $LOCKER{$key};#d#
319	# wake up all waiters, to be on the safe side
320	$_->ready for @{ delete $LOCK{$key} };
321	}
322	}	544	}
323		545
324	sub lock_active($) {	546	sub lock_active($) {
325	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
326
327	! ! $LOCK{$key}
328	}	548	}
329		549
330	sub freeze_mainloop {	550	sub freeze_mainloop {
331	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
332		552
333	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
334	$TICK_WATCHER->start;	554	}
335	};	555
336	$TICK_WATCHER->stop;	556	=item cf::periodic $interval, $cb
337	$guard	557
		558	Like EV::periodic, but randomly selects a starting point so that the actions
		559	get spread over time.
		560
		561	=cut
		562
		563	sub periodic($$) {
		564	my ($interval, $cb) = @_;
		565
		566	my $start = rand List::Util::min 180, $interval;
		567
		568	EV::periodic $start, $interval, 0, $cb
338	}	569	}
339		570
340	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
341		572
342	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
343	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
344	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority les than zero, interactive jobs
		579	should use 100 or more.
345		580
346	The optional C<$name> can be used to identify the job to run. It might be	581	The optional C<$name> can be used to identify the job to run. It might be
347	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
348		583
349	Useful for short background jobs.	584	Useful for short background jobs.
350		585
351	=cut	586	=cut
352		587
353	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
354	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
355		591
356	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
357	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
		594	$Coro::current->desc ("timeslot manager");
		595
358	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
359		598
360	while () {	599	while () {
361	next_job:	600	next_job:
		601
362	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
363	if ($avail > 0.01) {	603
364	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
365	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
366	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
367	$job->[2]->send;	608	$job->[2]->send;
368	Coro::cede;	609	Coro::cede;
369	goto next_job;	610	goto next_job;
370	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
371	}	613	}
372	}	614	}
373		615
374	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
375	# we do not use wait_For_tick() as it returns immediately when tick is inactive	617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
376	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
377	$signal->wait;
378	} else {	619	} else {
		620	$busy = 0;
379	Coro::schedule;	621	Coro::schedule;
380	}	622	}
381	}	623	}
382	};	624	};
383		625
384	sub get_slot($;$$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
385	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
386		630
387	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
388	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
389		634
390	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
391	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
392	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
403		648
404	BEGIN { *async = \&Coro::async_pool }	649	BEGIN { *async = \&Coro::async_pool }
405		650
406	=item cf::sync_job { BLOCK }	651	=item cf::sync_job { BLOCK }
407		652
408	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	653	The design of Deliantra requires that the main coroutine ($Coro::main)
409	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
410	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
411	acceptable.	656	acceptable.
412		657
413	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
414	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
…		…
418	=cut	663	=cut
419		664
420	sub sync_job(&) {	665	sub sync_job(&) {
421	my ($job) = @_;	666	my ($job) = @_;
422		667
423	if ($Coro::current == $Coro::main) {	668	if (in_main) {
424	my $time = Event::time;	669	my $time = AE::time;
425		670
426	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
427	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
428		673
429	# TODO: use suspend/resume instead	674	#LOG llevError, Carp::longmess "sync job";#d#
430	# (but this is cancel-safe)	675
431	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
432		677
433	my $busy = 1;	678	my $busy = 1;
434	my @res;	679	my @res;
435		680
436	(async {	681	(async {
		682	$Coro::current->desc ("sync job coro");
437	@res = eval { $job->() };	683	@res = eval { $job->() };
438	warn $@ if $@;	684	error $@ if $@;
439	undef $busy;	685	undef $busy;
440	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
441		687
442	while ($busy) {	688	while ($busy) {
443	Coro::cede or Event::one_event;	689	if (Coro::nready) {
		690	Coro::cede_notself;
		691	} else {
		692	EV::loop EV::LOOP_ONESHOT;
444	}	693	}
		694	}
445		695
446	$time = Event::time - $time;	696	my $time = AE::time - $time;
447		697
448	LOG llevError | logBacktrace, Carp::longmess "long sync job"
449	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
450
451	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
452		699
453	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
454	} else {	701	} else {
455	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
456		703
…		…
476	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
477		724
478	$coro	725	$coro
479	}	726	}
480		727
481	=item fork_call { }, $args	728	=item fork_call { }, @args
482		729
483	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
484	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
485	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
486	never block itself or use any form of Event handling.	733	never block itself or use any form of event handling.
487		734
488	=cut	735	=cut
		736
		737	sub post_fork {
		738	reset_signals;
		739	}
489		740
490	sub fork_call(&@) {	741	sub fork_call(&@) {
491	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
492		743
493	# we seemingly have to make a local copy of the whole thing,	744	# we seemingly have to make a local copy of the whole thing,
494	# otherwise perl prematurely frees the stuff :/	745	# otherwise perl prematurely frees the stuff :/
495	# TODO: investigate and fix (likely this will be rather laborious)	746	# TODO: investigate and fix (likely this will be rather laborious)
496		747
497	my @res = Coro::Util::fork_eval {	748	my @res = Coro::Util::fork_eval {
498	reset_signals;	749	cf::post_fork;
499	&$cb	750	&$cb
500	}, @args;	751	} @args;
501		752
502	wantarray ? @res : $res[-1]	753	wantarray ? @res : $res[-1]
		754	}
		755
		756	sub objinfo {
		757	(
		758	"counter value" => cf::object::object_count,
		759	"objects created" => cf::object::create_count,
		760	"objects destroyed" => cf::object::destroy_count,
		761	"freelist size" => cf::object::free_count,
		762	"allocated objects" => cf::object::objects_size,
		763	"active objects" => cf::object::actives_size,
		764	)
		765	}
		766
		767	=item $coin = coin_from_name $name
		768
		769	=cut
		770
		771	our %coin_alias = (
		772	"silver" => "silvercoin",
		773	"silvercoin" => "silvercoin",
		774	"silvercoins" => "silvercoin",
		775	"gold" => "goldcoin",
		776	"goldcoin" => "goldcoin",
		777	"goldcoins" => "goldcoin",
		778	"platinum" => "platinacoin",
		779	"platinumcoin" => "platinacoin",
		780	"platinumcoins" => "platinacoin",
		781	"platina" => "platinacoin",
		782	"platinacoin" => "platinacoin",
		783	"platinacoins" => "platinacoin",
		784	"royalty" => "royalty",
		785	"royalties" => "royalty",
		786	);
		787
		788	sub coin_from_name($) {
		789	$coin_alias{$_[0]}
		790	? cf::arch::find $coin_alias{$_[0]}
		791	: undef
503	}	792	}
504		793
505	=item $value = cf::db_get $family => $key	794	=item $value = cf::db_get $family => $key
506		795
507	Returns a single value from the environment database.	796	Returns a single value from the environment database.
…		…
517	within each server.	806	within each server.
518		807
519	=cut	808	=cut
520		809
521	sub db_table($) {	810	sub db_table($) {
		811	cf::error "db_get called from main context"
		812	if $Coro::current == $Coro::main;
		813
522	my ($name) = @_;	814	my ($name) = @_;
523	my $db = BDB::db_create $DB_ENV;	815	my $db = BDB::db_create $DB_ENV;
524		816
525	eval {	817	eval {
526	$db->set_flags (BDB::CHKSUM);	818	$db->set_flags (BDB::CHKSUM);
…		…
536	}	828	}
537		829
538	our $DB;	830	our $DB;
539		831
540	sub db_init {	832	sub db_init {
541	cf::sync_job {
542	$DB ||= db_table "db";	833	$DB ||= db_table "db";
543	};
544	}	834	}
545		835
546	sub db_get($$) {	836	sub db_get($$) {
547	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
548		838
549	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
550	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
551		843
552	$! ? ()	844	$! ? ()
553	: $data	845	: $data
554	}
555	}	846	}
556		847
557	sub db_put($$$) {	848	sub db_put($$$) {
558	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
559	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
587		878
588	my @data;	879	my @data;
589	my $md5;	880	my $md5;
590		881
591	for (0 .. $#$src) {	882	for (0 .. $#$src) {
592	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
593	or Carp::croak "$src->[$_]: $!";
594	}	884	}
595		885
596	# if processing is expensive, check	886	# if processing is expensive, check
597	# checksum first	887	# checksum first
598	if (1) {	888	if (1) {
…		…
615		905
616	my $t1 = Time::HiRes::time;	906	my $t1 = Time::HiRes::time;
617	my $data = $process->(\@data);	907	my $data = $process->(\@data);
618	my $t2 = Time::HiRes::time;	908	my $t2 = Time::HiRes::time;
619		909
620	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
621		911
622	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
623	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
624	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
625		915
…		…
635		925
636	=cut	926	=cut
637		927
638	sub datalog($@) {	928	sub datalog($@) {
639	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
640	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
641	}	931	}
642		932
643	=back	933	=back
644		934
645	=cut	935	=cut
646		936
647	#############################################################################	937	#############################################################################
648		938
649	=head2 ATTACHABLE OBJECTS	939	=head2 ATTACHABLE OBJECTS
650		940
651	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
652	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")
653	to it. All such attachable objects support the following methods.	943	to it. All such attachable objects support the following methods.
654		944
655	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>
656	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
657	Crossfire TRT).	947	Deliantra).
658		948
659	=over 4	949	=over 4
660		950
661	=item $attachable->attach ($attachment, key => $value...)	951	=item $attachable->attach ($attachment, key => $value...)
662		952
…		…
706	=item cf::CLASS::attachment $name, ...	996	=item cf::CLASS::attachment $name, ...
707		997
708	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
709	given CLASS can refer to this attachment.	999	given CLASS can refer to this attachment.
710		1000
711	Some classes such as crossfire maps and objects can specify attachments	1001	Some classes such as deliantra maps and objects can specify attachments
712	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.
713		1003
714	These calls expect any number of the following handler/hook descriptions:	1004	These calls expect any number of the following handler/hook descriptions:
715		1005
716	=over 4	1006	=over 4
…		…
840		1130
841	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
842	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
843		1133
844	} elsif (ref $type) {	1134	} elsif (ref $type) {
845	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
846		1136
847	} else {	1137	} else {
848	shift @arg;	1138	shift @arg;
849	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
850	}	1140	}
851	}	1141	}
852	}	1142	}
853		1143
854	sub _object_attach {	1144	sub _object_attach {
…		…
864	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
865	}	1155	}
866		1156
867	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
868	} else {	1158	} else {
869	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
870	}	1160	}
871		1161
872	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
873	}	1163	}
874		1164
…		…
933		1223
934	for (@$callbacks) {	1224	for (@$callbacks) {
935	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
936		1226
937	if ($@) {	1227	if ($@) {
938	warn "$@";
939	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
940	override;	1229	override;
941	}	1230	}
942		1231
943	return 1 if $override;	1232	return 1 if $override;
944	}	1233	}
945		1234
946	0	1235	0
947	}	1236	}
948		1237
949	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
950		1239
951	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1240	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
952		1241
953	Generate an object-specific event with the given arguments.	1242	Generate an object-specific event with the given arguments.
954		1243
…		…
960		1249
961	=cut	1250	=cut
962		1251
963	#############################################################################	1252	#############################################################################
964	# object support	1253	# object support
965	#
966		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#
967	sub _can_merge {	1288	sub _can_merge {
968	my ($ob1, $ob2) = @_;	1289	my ($ob1, $ob2) = @_;
969		1290
970	local $Storable::canonical = 1;	1291	++$SLOW_MERGES;#d#
971	my $fob1 = Storable::freeze $ob1;
972	my $fob2 = Storable::freeze $ob2;
973		1292
974	$fob1 eq $fob2	1293	# we do the slow way here
		1294	return _object_equal $ob1, $ob2
975	}	1295	}
976		1296
977	sub reattach {	1297	sub reattach {
978	# basically do the same as instantiate, without calling instantiate	1298	# basically do the same as instantiate, without calling instantiate
979	my ($obj) = @_;	1299	my ($obj) = @_;
980		1300
		1301	# no longer needed after getting rid of delete_package?
981	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
982		1303
983	my $registry = $obj->registry;	1304	my $registry = $obj->registry;
984		1305
985	@$registry = ();	1306	@$registry = ();
986		1307
…		…
991	for (@$attach) {	1312	for (@$attach) {
992	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
993	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
994	}	1315	}
995	} else {	1316	} else {
996	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
997	}	1318	}
998	}	1319	}
999	}	1320	}
1000		1321
1001	cf::attachable->attach (	1322	cf::attachable->attach (
1002	prio => -1000000,	1323	prio => -1000000,
1003	on_instantiate => sub {	1324	on_instantiate => sub {
1004	my ($obj, $data) = @_;	1325	my ($obj, $data) = @_;
1005		1326
1006	$data = from_json $data;	1327	$data = decode_json $data;
1007		1328
1008	for (@$data) {	1329	for (@$data) {
1009	my ($name, $args) = @$_;	1330	my ($name, $args) = @$_;
1010		1331
1011	$obj->attach ($name, %{$args || {} });	1332	$obj->attach ($name, %{$args || {} });
…		…
1025	);	1346	);
1026		1347
1027	sub object_freezer_save {	1348	sub object_freezer_save {
1028	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
1029		1350
1030	my $guard = cf::lock_acquire "io";
1031
1032	sync_job {	1351	sync_job {
1033	if (length $$rdata) {	1352	if (length $$rdata) {
1034	utf8::decode (my $decname = $filename);	1353	utf8::decode (my $decname = $filename);
1035	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
1036	$decname, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
1037		1357
1038	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1039	chmod SAVE_MODE, $fh;	1359	aio_chmod $fh, SAVE_MODE;
1040	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1041	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	}
1042	close $fh;	1365	aio_close $fh;
1043		1366
1044	if (@$objs) {	1367	if (@$objs) {
1045	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) {
1046	chmod SAVE_MODE, $fh;	1369	aio_chmod $fh, SAVE_MODE;
1047	my $data = Storable::nfreeze { version => 1, objs => $objs };	1370	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1048	aio_write $fh, 0, (length $data), $data, 0;	1371	aio_write $fh, 0, (length $data), $data, 0;
1049	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	}
1050	close $fh;	1376	aio_close $fh;
1051	aio_rename "$filename.pst~", "$filename.pst";	1377	aio_rename "$filename.pst~", "$filename.pst";
1052	}	1378	}
1053	} else {	1379	} else {
1054	aio_unlink "$filename.pst";	1380	aio_unlink "$filename.pst";
1055	}	1381	}
1056		1382
1057	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
		1384
		1385	$filename =~ s%/[^/]+$%%;
		1386	aio_pathsync $filename if $cf::USE_FSYNC;
1058	} else {	1387	} else {
1059	warn "FATAL: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
1060	}	1389	}
1061	} else {	1390	} else {
1062	aio_unlink $filename;	1391	aio_unlink $filename;
1063	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1064	}	1393	}
1065	};	1394	};
1066
1067	undef $guard;
1068	}	1395	}
1069		1396
1070	sub object_freezer_as_string {	1397	sub object_freezer_as_string {
1071	my ($rdata, $objs) = @_;	1398	my ($rdata, $objs) = @_;
1072		1399
…		…
1077		1404
1078	sub object_thawer_load {	1405	sub object_thawer_load {
1079	my ($filename) = @_;	1406	my ($filename) = @_;
1080		1407
1081	my ($data, $av);	1408	my ($data, $av);
1082
1083	my $guard = cf::lock_acquire "io";
1084		1409
1085	(aio_load $filename, $data) >= 0	1410	(aio_load $filename, $data) >= 0
1086	or return;	1411	or return;
1087		1412
1088	unless (aio_stat "$filename.pst") {	1413	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1414	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1415	or return;
1091		1416
1092	undef $guard;
1093	$av = eval { (Storable::thaw $av)->{objs} };	1417	my $st = eval { Coro::Storable::thaw $av };
		1418	$av = $st->{objs};
1094	}	1419	}
1095		1420
1096	utf8::decode (my $decname = $filename);	1421	utf8::decode (my $decname = $filename);
1097	warn sprintf "loading %s (%d,%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1098	$decname, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
1099		1425
1100	($data, $av)	1426	($data, $av)
1101	}	1427	}
1102		1428
1103	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
…		…
1107	=cut	1433	=cut
1108		1434
1109	#############################################################################	1435	#############################################################################
1110	# command handling &c	1436	# command handling &c
1111		1437
1112	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1113		1439
1114	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
1115	$name.	1441	$name.
1116		1442
1117	=cut	1443	=cut
…		…
1123	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1124		1450
1125	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1126	}	1452	}
1127		1453
1128	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1129		1455
1130	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1131	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
1132	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
1133	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
1134	has logged in successfully.	1460	has logged in successfully.
1135		1461
1136	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1137	called.
1138		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
1139	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1140		1470
1141	Register a callback for execution when the client sends an (asynchronous)	1471	Register a callback for execution when the client sends an (asynchronous)
1142	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
1143	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
1144	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
1145	log-in.	1475	log-in.
1146		1476
1147	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1148	called.
1149		1478
1150	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1151		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
1152	sub register_extcmd {	1486	sub register_extcmd($$) {
1153	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1154		1488
1155	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1156	}	1490	}
1157		1491
1158	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1159	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1160		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1161	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1162	}	1502	}
1163		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
		1510	use File::Glob ();
		1511
1164	cf::player->attach (	1512	cf::player->attach (
1165	on_command => sub {	1513	on_unknown_command => sub {
1166	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1167		1515
1168	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1169	or return;	1517	or return;
1170		1518
…		…
1178	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1179		1527
1180	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1181		1529
1182	if (ref $msg) {	1530	if (ref $msg) {
1183	my ($type, $reply, @payload) =	1531	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1184	"ARRAY" eq ref $msg
1185	? @$msg
1186	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1187		1532
1188	my @reply;
1189
1190	if (my $cb = $EXTCMD{$type}) {	1533	if (my $cb = $EXTACMD{$type}) {
		1534	$cb->(
		1535	$pl,
		1536	sub {
		1537	$pl->ext_msg ("reply-$reply", @_)
		1538	if $reply;
		1539	},
		1540	@payload
		1541	);
		1542	} else {
		1543	my @reply;
		1544
		1545	if (my $cb = $EXTCMD{$type}) {
1191	@reply = $cb->($pl, @payload);	1546	@reply = $cb->($pl, @payload);
		1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1192	}	1551	}
1193		1552
1194	$pl->ext_reply ($reply, @reply)
1195	if $reply;
1196
1197	} else {	1553	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1555	}
1200		1556
1201	cf::override;	1557	cf::override;
1202	},	1558	},
1203	);	1559	);
1204		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
1205	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1206	cf::sync_job {	1590	cf::sync_job {
1207	my %todo;	1591	my %todo;
1208		1592
1209	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1210	next unless -r $path;	1594	next unless -r $path;
…		…
1228		1612
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1615
1232	$ext{source} =	1616	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1234	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1235	. $source	1619	. $source
1236	. "\n};\n1";	1620	. "\n};\n1";
1237		1621
1238	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1239	}	1623	}
1240		1624
		1625	my $pass = 0;
1241	my %done;	1626	my %done;
1242	while (%todo) {	1627	while (%todo) {
1243	my $progress;	1628	my $progress;
1244		1629
		1630	++$pass;
		1631
		1632	ext:
1245	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1246	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1247	goto skip	1635	next ext
1248	unless exists $done{$_};	1636	unless exists $done{$_};
1249	}	1637	}
1250		1638
1251	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1252		1640
1253	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 $@) {
1254	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1255	: "$v->{base}: extension inactive.\n";
1256		1654
		1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1656	if exists $v->{meta}{mandatory};
1258	warn $msg;	1657
1259	warn "mandatory extension failed to load, exiting.\n";	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1260	exit 1;	1659	delete $todo{$k};
1261	}	1660	} else {
1262		1661	$done{$k} = delete $todo{$k};
1263	warn $msg;	1662	push @EXTS, $v->{pkg};
		1663	$progress = 1;
		1664
		1665	info "$v->{base}: extension inactive.\n"
		1666	unless $active;
1264	}	1667	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1668	}
1270		1669
1271	skip:	1670	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	unless $progress;	1672
		1673	while (my ($k, $v) = each %todo) {
		1674	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1675	if exists $v->{meta}{mandatory};
		1676	}
		1677
		1678	last;
		1679	}
1274	}	1680	}
1275	};	1681	};
1276	}	1682	}
1277		1683
1278	#############################################################################	1684	#############################################################################
1279		1685
1280	=back	1686	=back
1281		1687
1282	=head2 CORE EXTENSIONS	1688	=head2 CORE EXTENSIONS
1283		1689
1284	Functions and methods that extend core crossfire objects.	1690	Functions and methods that extend core deliantra objects.
1285		1691
1286	=cut	1692	=cut
1287		1693
1288	package cf::player;	1694	package cf::player;
1289		1695
…		…
1332		1738
1333	sub exists($) {	1739	sub exists($) {
1334	my ($login) = @_;	1740	my ($login) = @_;
1335		1741
1336	$cf::PLAYER{$login}	1742	$cf::PLAYER{$login}
1337	or cf::sync_job { !aio_stat path $login }	1743	or !aio_stat path $login
1338	}	1744	}
1339		1745
1340	sub find($) {	1746	sub find($) {
1341	return $cf::PLAYER{$_[0]} || do {	1747	return $cf::PLAYER{$_[0]} || do {
1342	my $login = $_[0];	1748	my $login = $_[0];
…		…
1352	aio_unlink +(playerdir $login) . "/$login.pl";	1758	aio_unlink +(playerdir $login) . "/$login.pl";
1353		1759
1354	my $f = new_from_file cf::object::thawer path $login	1760	my $f = new_from_file cf::object::thawer path $login
1355	or return;	1761	or return;
1356		1762
1357	$f->next;
1358	my $pl = cf::player::load_pl $f	1763	my $pl = cf::player::load_pl $f
1359	or return;	1764	or return;
		1765
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1766	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1767	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1363	}	1769	}
1364	}	1770	}
1365	}	1771	}
1366		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($pl, $path) = @_;
		1776
		1777	# restore slots saved in save, below
		1778	my $slots = delete $pl->{_slots};
		1779
		1780	$pl->ob->current_weapon ($slots->[0]);
		1781	$pl->combat_ob ($slots->[1]);
		1782	$pl->ranged_ob ($slots->[2]);
		1783	},
		1784	);
		1785
1367	sub save($) {	1786	sub save($) {
1368	my ($pl) = @_;	1787	my ($pl) = @_;
1369		1788
1370	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
1371		1790
…		…
1374		1793
1375	return if $pl->{deny_save};	1794	return if $pl->{deny_save};
1376		1795
1377	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1797	$pl->{last_save} = $cf::RUNTIME;
		1798
		1799	cf::get_slot 0.01;
		1800
		1801	# save slots, to be restored later
		1802	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1379		1803
1380	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1805	cf::cede_to_tick;
1382	}	1806	}
1383		1807
…		…
1415	my ($pl) = @_;	1839	my ($pl) = @_;
1416		1840
1417	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1418		1842
1419	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1420	$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
1421		1845
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1423	$pl->deactivate;	1847	$pl->deactivate;
		1848
		1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1425	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1426		1854
1427	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1429	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1467		1895
1468	for my $login (@$dirs) {	1896	for my $login (@$dirs) {
1469	my $path = path $login;	1897	my $path = path $login;
1470		1898
1471	# a .pst is a dead give-away for a valid player	1899	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1900	# if no pst file found, open and chekc for blocked users
		1901	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1902	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1903	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1904	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1905	}
1477		1906
…		…
1481		1910
1482	\@logins	1911	\@logins
1483	}	1912	}
1484		1913
1485	=item $player->maps	1914	=item $player->maps
		1915
		1916	=item cf::player::maps $login
1486		1917
1487	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1488	player. May block.	1919	player. May block.
1489		1920
1490	=cut	1921	=cut
…		…
1508	}	1939	}
1509		1940
1510	\@paths	1941	\@paths
1511	}	1942	}
1512		1943
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1945
1515	Expand crossfire pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563
1564	=item $player->ext_reply ($msgid, @msg)
1565
1566	Sends an ext reply to the player.
1567
1568	=cut
1569
1570	sub ext_reply($$@) {
1571	my ($self, $id, @msg) = @_;
1572
1573	$self->ns->ext_reply ($id, @msg)
1574	}
1575		1947
1576	=item $player->ext_msg ($type, @msg)	1948	=item $player->ext_msg ($type, @msg)
1577		1949
1578	Sends an ext event to the client.	1950	Sends an ext event to the client.
1579		1951
…		…
1599		1971
1600	=cut	1972	=cut
1601		1973
1602	sub find_by_path($) {	1974	sub find_by_path($) {
1603	my ($path) = @_;	1975	my ($path) = @_;
		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
1604		1978
1605	my ($match, $specificity);	1979	my ($match, $specificity);
1606		1980
1607	for my $region (list) {	1981	for my $region (list) {
1608	if ($region->{match} && $path =~ $region->{match}) {	1982	if ($region->{match} && $path =~ $region->{match}) {
…		…
1634	our $MAX_RESET = 3600;	2008	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	2009	our $DEFAULT_RESET = 3000;
1636		2010
1637	sub generate_random_map {	2011	sub generate_random_map {
1638	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1639	# mit "rum" bekleckern, nicht	2013
		2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2015
1640	$self->_create_random_map (	2016	$self->_create_random_map ($rmp);
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1644	$rmp->{exit_on_final_map},
1645	$rmp->{xsize}, $rmp->{ysize},
1646	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1647	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1648	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1649	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1650	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1651	(cf::region::find $rmp->{region}), $rmp->{custom}
1652	)
1653	}	2017	}
1654		2018
1655	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1656		2020
1657	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
…		…
1662		2026
1663	sub register {	2027	sub register {
1664	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1665	my $pkg = caller;	2029	my $pkg = caller;
1666		2030
1667	no strict;
1668	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1669		2032
1670	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1671	}	2034	}
1672		2035
1673	# also paths starting with '/'	2036	# also paths starting with '/'
1674	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1675		2038
1676	sub thawer_merge {	2039	sub thawer_merge {
1677	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1678		2041
1679	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1684	}	2047	}
1685		2048
1686	sub normalise {	2049	sub normalise {
1687	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1688		2051
1689	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1690		2053
1691	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1692		2055
1693	# map plan:	2056	# map plan:
1694	#	2057	#
…		…
1709	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1710	$path = "$base/$path";	2073	$path = "$base/$path";
1711	}	2074	}
1712		2075
1713	for ($path) {	2076	for ($path) {
1714	redo if s{//}{/};
1715	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1716	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1717	}	2079	}
1718		2080
1719	$path	2081	$path
…		…
1733	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1734	return $self;	2096	return $self;
1735	}	2097	}
1736	}	2098	}
1737		2099
1738	Carp::cluck "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1739	()	2101	()
1740	}	2102	}
1741		2103
		2104	# may re-bless or do other evil things
1742	sub init {	2105	sub init {
1743	my ($self) = @_;	2106	my ($self) = @_;
1744		2107
1745	$self	2108	$self
1746	}	2109	}
…		…
1765		2128
1766	# the temporary/swap location	2129	# the temporary/swap location
1767	sub save_path {	2130	sub save_path {
1768	my ($self) = @_;	2131	my ($self) = @_;
1769		2132
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2133	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	2134	"$TMPDIR/$path.map"
1772	}	2135	}
1773		2136
1774	# the unique path, undef == no special unique path	2137	# the unique path, undef == no special unique path
1775	sub uniq_path {	2138	sub uniq_path {
1776	my ($self) = @_;	2139	my ($self) = @_;
1777		2140
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2141	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	2142	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	2143	}
1790		2144
1791	sub decay_objects {	2145	sub decay_objects {
1792	my ($self) = @_;	2146	my ($self) = @_;
1793		2147
…		…
1820	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1821		2175
1822	1	2176	1
1823	}	2177	}
1824		2178
		2179	# used to laod the header of an original map
1825	sub load_header_orig {	2180	sub load_header_orig {
1826	my ($self) = @_;	2181	my ($self) = @_;
1827		2182
1828	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1829	}	2184	}
1830		2185
		2186	# used to laod the header of an instantiated map
1831	sub load_header_temp {	2187	sub load_header_temp {
1832	my ($self) = @_;	2188	my ($self) = @_;
1833		2189
1834	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1835	}	2191	}
1836		2192
		2193	# called after loading the header from an instantiated map
1837	sub prepare_temp {	2194	sub prepare_temp {
1838	my ($self) = @_;	2195	my ($self) = @_;
1839		2196
1840	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1841	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1842	# safety	2199	# safety
1843	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1844	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1845	}	2202	}
1846		2203
		2204	# called after loading the header from an original map
1847	sub prepare_orig {	2205	sub prepare_orig {
1848	my ($self) = @_;	2206	my ($self) = @_;
1849		2207
1850	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1851	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1875		2233
1876	sub find;	2234	sub find;
1877	sub find {	2235	sub find {
1878	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1879		2237
		2238	cf::cede_to_tick;
		2239
1880	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1881		2241
1882	cf::lock_wait "map_data:$path";#d#remove	2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2244
1885	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	2246	my $map = new_from_path cf::map $path
1890	or return;	2247	or return;
1891		2248
1892	$map->{last_save} = $cf::RUNTIME;	2249	$map->{last_save} = $cf::RUNTIME;
1893		2250
…		…
1895	or return;	2252	or return;
1896		2253
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2254	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2255	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2256	#$cf::WAIT_FOR_TICK->wait;
		2257	undef $guard2;
1900	undef $guard1;	2258	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2259	$map->reset;
1903	return find $path;	2260	return find $path;
1904	}	2261	}
1905		2262
1906	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
1907	}	2264	}
1908	}	2265	}
1909		2266
1910	sub pre_load { }	2267	sub pre_load { }
1911	sub post_load { }	2268	#sub post_load { } # XS
1912		2269
1913	sub load {	2270	sub load {
1914	my ($self) = @_;	2271	my ($self) = @_;
1915		2272
1916	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1919		2276
1920	{	2277	{
1921	my $guard = cf::lock_acquire "map_data:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
1922		2279
1923	return unless $self->valid;	2280	return unless $self->valid;
1924	return unless $self->in_memory == cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
1925
1926	$self->in_memory (cf::MAP_LOADING);
1927		2282
1928	$self->alloc;	2283	$self->alloc;
1929		2284
1930	$self->pre_load;	2285	$self->pre_load;
1931	cf::cede_to_tick;	2286	cf::cede_to_tick;
1932		2287
		2288	if (exists $self->{load_path}) {
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2289	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2290	$f->skip_block;
1935	$self->_load_objects ($f)	2291	$self->_load_objects ($f)
1936	or return;	2292	or return;
1937		2293
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2294	$self->post_load_original
1939	if delete $self->{load_original};	2295	if delete $self->{load_original};
1940		2296
1941	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2298	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2299	unless (aio_stat $uniq) {
1944	if (my $f = new_from_file cf::object::thawer $uniq) {	2300	if (my $f = new_from_file cf::object::thawer $uniq) {
1945	$self->clear_unique_items;	2301	$self->clear_unique_items;
1946	$self->_load_objects ($f);	2302	$self->_load_objects ($f);
1947	$f->resolve_delayed_derefs;	2303	$f->resolve_delayed_derefs;
		2304	}
1948	}	2305	}
1949	}	2306	}
1950	}
1951		2307
1952	$f->resolve_delayed_derefs;	2308	$f->resolve_delayed_derefs;
		2309	} else {
		2310	$self->post_load_original
		2311	if delete $self->{load_original};
		2312	}
		2313
		2314	$self->state (cf::MAP_INACTIVE);
1953		2315
1954	cf::cede_to_tick;	2316	cf::cede_to_tick;
1955	# now do the right thing for maps	2317	# now do the right thing for maps
1956	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
1957	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
…		…
1961	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2324	$self->decay_objects;
1963	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
1964	$self->update_buttons;	2326	$self->update_buttons;
1965	cf::cede_to_tick;	2327	cf::cede_to_tick;
1966	$self->set_darkness_map;	2328	#$self->activate; # no longer activate maps automatically
1967	cf::cede_to_tick;
1968	$self->activate;
1969	}	2329	}
1970		2330
1971	$self->{last_save} = $cf::RUNTIME;	2331	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2332	$self->last_access ($cf::RUNTIME);
1973
1974	$self->in_memory (cf::MAP_IN_MEMORY);
1975	}	2333	}
1976		2334
1977	$self->post_load;	2335	$self->post_load;
1978	}
1979		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
1980	sub customise_for {	2343	sub customise_for {
1981	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
1982		2345
1983	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2347	if $self->per_player;
…		…
1987	# if $self->per_party;	2350	# if $self->per_party;
1988		2351
1989	$self	2352	$self
1990	}	2353	}
1991		2354
1992	# find and load all maps in the 3x3 area around a map
1993	sub load_neighbours {
1994	my ($map) = @_;
1995
1996	my @neigh; # diagonal neighbours
1997
1998	for (0 .. 3) {
1999	my $neigh = $map->tile_path ($_)
2000	or next;
2001	$neigh = find $neigh, $map
2002	or next;
2003	$neigh->load;
2004
2005	push @neigh,
2006	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2007	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2008	}
2009
2010	for (grep defined $_->[0], @neigh) {
2011	my ($path, $origin) = @$_;
2012	my $neigh = find $path, $origin
2013	or next;
2014	$neigh->load;
2015	}
2016	}
2017
2018	sub find_sync {	2355	sub find_sync {
2019	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
2020		2357
2021	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
2022	}	2363	}
2023		2364
2024	sub do_load_sync {	2365	sub do_load_sync {
2025	my ($map) = @_;	2366	my ($map) = @_;
2026		2367
		2368	# it's a bug to call this from the main context
2027	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2028	if $Coro::current == $Coro::main;	2370	if $Coro::current == $Coro::main;
2029		2371
2030	cf::sync_job { $map->load };	2372	$map->load;
2031	}	2373	}
2032		2374
2033	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
2034	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
2035		2377
2036	sub find_async {	2378	sub find_async {
2037	my ($path, $origin, $load) = @_;	2379	my ($path, $origin, $load) = @_;
2038		2380
2039	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
2040		2382
2041	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2384	return $map if !$load || $map->linkable;
2043	}	2385	}
2044		2386
2045	$MAP_PREFETCH{$path} |= $load;	2387	$MAP_PREFETCH{$path} |= $load;
2046		2388
2047	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
		2390	$Coro::current->{desc} = "map prefetcher";
		2391
2048	while (%MAP_PREFETCH) {	2392	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2393	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2394	if (my $map = find $k) {
2051	$map->load if $v;	2395	$map->load if $v;
2052	}	2396	}
…		…
2059	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
2060		2404
2061	()	2405	()
2062	}	2406	}
2063		2407
		2408	# common code, used by both ->save and ->swapout
2064	sub save {	2409	sub _save {
2065	my ($self) = @_;	2410	my ($self) = @_;
2066
2067	my $lock = cf::lock_acquire "map_data:$self->{path}";
2068		2411
2069	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
2070		2413
2071	return unless $self->dirty;	2414	return unless $self->dirty;
2072		2415
…		…
2078	return if $self->{deny_save};	2421	return if $self->{deny_save};
2079		2422
2080	local $self->{last_access} = $self->last_access;#d#	2423	local $self->{last_access} = $self->last_access;#d#
2081		2424
2082	cf::async {	2425	cf::async {
		2426	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2427	$_->contr->save for $self->players;
2084	};	2428	};
		2429
		2430	cf::get_slot 0.02;
2085		2431
2086	if ($uniq) {	2432	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2433	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2434	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2435	} else {
2090	$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);
2091	}	2437	}
2092	}	2438	}
2093		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
2094	sub swap_out {	2448	sub swap_out {
2095	my ($self) = @_;	2449	my ($self) = @_;
2096		2450
2097	# save first because save cedes
2098	$self->save;
2099
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
2102	return if $self->players;	2455	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;	2456
		2457	# first deactivate the map and "unlink" it from the core
		2458	$self->deactivate;
		2459	$_->clear_links_to ($self) for values %cf::MAP;
		2460	$self->state (cf::MAP_SWAPPED);
		2461
		2462	# then atomically save
		2463	$self->_save;
		2464
		2465	# then free the map
		2466	$self->clear;
		2467	}
		2468
		2469	sub reset_at {
		2470	my ($self) = @_;
		2471
		2472	# TODO: safety, remove and allow resettable per-player maps
2104	return if $self->{deny_save};	2473	return 1e99 if $self->{deny_reset};
2105		2474
		2475	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2476	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2477
		2478	$time + $to
		2479	}
		2480
		2481	sub should_reset {
		2482	my ($self) = @_;
		2483
		2484	$self->reset_at <= $cf::RUNTIME
		2485	}
		2486
		2487	sub reset {
		2488	my ($self) = @_;
		2489
		2490	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2491
		2492	return if $self->players;
		2493
		2494	cf::trace "resetting map ", $self->path, "\n";
		2495
2106	$self->in_memory (cf::MAP_SWAPPED);	2496	$self->state (cf::MAP_SWAPPED);
		2497
		2498	# need to save uniques path
		2499	unless ($self->{deny_save}) {
		2500	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2501
		2502	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2503	if $uniq;
		2504	}
		2505
		2506	delete $cf::MAP{$self->path};
2107		2507
2108	$self->deactivate;	2508	$self->deactivate;
2109	$_->clear_links_to ($self) for values %cf::MAP;	2509	$_->clear_links_to ($self) for values %cf::MAP;
2110	$self->clear;	2510	$self->clear;
2111	}
2112
2113	sub reset_at {
2114	my ($self) = @_;
2115
2116	# TODO: safety, remove and allow resettable per-player maps
2117	return 1e99 if $self->{deny_reset};
2118
2119	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2120	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2121
2122	$time + $to
2123	}
2124
2125	sub should_reset {
2126	my ($self) = @_;
2127
2128	$self->reset_at <= $cf::RUNTIME
2129	}
2130
2131	sub reset {
2132	my ($self) = @_;
2133
2134	my $lock = cf::lock_acquire "map_data:$self->{path}";
2135
2136	return if $self->players;
2137
2138	warn "resetting map ", $self->path;
2139
2140	$self->in_memory (cf::MAP_SWAPPED);
2141
2142	# need to save uniques path
2143	unless ($self->{deny_save}) {
2144	my $uniq = $self->uniq_path; utf8::encode $uniq;
2145
2146	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2147	if $uniq;
2148	}
2149
2150	delete $cf::MAP{$self->path};
2151
2152	$self->deactivate;
2153	$_->clear_links_to ($self) for values %cf::MAP;
2154	$self->clear;
2155		2511
2156	$self->unlink_save;	2512	$self->unlink_save;
2157	$self->destroy;	2513	$self->destroy;
2158	}	2514	}
2159		2515
…		…
2167		2523
2168	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2169		2525
2170	$self->unlink_save;	2526	$self->unlink_save;
2171		2527
2172	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2173	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2174	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2175	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2176	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2177		2533
…		…
2226		2582
2227	sub unique_maps() {	2583	sub unique_maps() {
2228	[	2584	[
2229	map {	2585	map {
2230	utf8::decode $_;	2586	utf8::decode $_;
2231	/\.map$/	2587	s/\.map$//; # TODO future compatibility hack
		2588	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2589	? ()
2232	? normalise $_	2590	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2592	]
2236	}	2593	}
2237		2594
2238	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	}
2239		2626
2240	=back	2627	=back
2241		2628
2242	=head3 cf::object	2629	=head3 cf::object
2243		2630
…		…
2247		2634
2248	=over 4	2635	=over 4
2249		2636
2250	=item $ob->inv_recursive	2637	=item $ob->inv_recursive
2251		2638
2252	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.
2253		2641
2254	=cut	2642	=cut
2255		2643
2256	sub inv_recursive_;	2644	sub inv_recursive_;
2257	sub inv_recursive_ {	2645	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2650	inv_recursive_ inv $_[0]
2263	}	2651	}
2264		2652
2265	=item $ref = $ob->ref	2653	=item $ref = $ob->ref
2266		2654
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2655	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2656
2269	=item $ob = cf::object::deref ($refstring)	2657	=item $ob = cf::object::deref ($refstring)
2270		2658
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2659	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272	even if the object actually exists. May block.	2660	even if the object actually exists. May block.
…		…
2274	=cut	2662	=cut
2275		2663
2276	sub deref {	2664	sub deref {
2277	my ($ref) = @_;	2665	my ($ref) = @_;
2278		2666
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2667	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2668	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2669	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2670	or return;
2286	$pl->ob->uuid eq $uuid	2671	$pl->ob->uuid eq $uuid
2287	or return;	2672	or return;
…		…
2307	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
2308	dialogue with the given NPC character.	2693	dialogue with the given NPC character.
2309		2694
2310	=cut	2695	=cut
2311		2696
		2697	our $SAY_CHANNEL = {
		2698	id => "say",
		2699	title => "Map",
		2700	reply => "say ",
		2701	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2702	};
		2703
		2704	our $CHAT_CHANNEL = {
		2705	id => "chat",
		2706	title => "Chat",
		2707	reply => "chat ",
		2708	tooltip => "Player chat and shouts, global to the server.",
		2709	};
		2710
2312	# rough implementation of a future "reply" method that works	2711	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2712	# with dialog boxes.
2314	#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
2315	sub cf::object::player::reply($$$;$) {	2714	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2715	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2726	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2727	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2728
2330	} else {	2729	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2730	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2731	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2732	}
2334	}	2733	}
2335	}	2734	}
2336		2735
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2736	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2761
2363	=item $player_object->enter_link	2762	=item $player_object->enter_link
2364		2763
2365	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}>).
2366		2765
2367	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.
2368	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.
2369		2770
2370	Will never block.	2771	Will never block.
2371		2772
2372	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
2373		2774
…		…
2393	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2394	my ($self) = @_;	2795	my ($self) = @_;
2395		2796
2396	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2397		2798
		2799	++$self->{_link_recursion};
		2800
2398	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2399		2802
2400	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2401	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2402		2805
2403	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2404	}	2807	}
2405		2808
2406	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2407	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2408		2811
…		…
2425	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2427		2830
2428	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2431		2834
2432	$map->load;	2835	$map->load;
2433	$map->load_neighbours;
2434		2836
2435	return unless $self->contr->active;	2837	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2838
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2440	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2441		2846
		2847	}
		2848
2442	=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)]])
2443		2850
2444	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
2445	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2446	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
2447	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
2448	be called at the end of this process.	2855	be called at the end of this process.
2449		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
2450	=cut	2860	=cut
2451		2861
2452	our $GOTOGEN;	2862	our $GOTOGEN;
2453		2863
2454	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2455	my ($self, $path, $x, $y, $check, $done) = @_;	2865	my ($self, $path, $x, $y, $check, $done) = @_;
2456		2866
		2867	if ($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
2457	# 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
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2875
2460	$self->enter_link;	2876	$self->enter_link;
2461		2877
2462	(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
2463	my $map = eval {	2900	my $map = eval {
2464	my $map = cf::map::find $path;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2465		2902
2466	if ($map) {	2903	if ($map) {
2467	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2468	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2469	} else {	2906	} else {
2470	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2471	}	2908	}
2472		2909
2473	$map	2910	$map
2474	};	2911	};
2475		2912
…		…
2481	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2482	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2483	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2484	}	2921	}
2485		2922
2486	$done->() if $done;	2923	$done->($self) if $done;
2487	})->prio (1);	2924	})->prio (1);
2488	}	2925	}
2489		2926
2490	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2491		2928
…		…
2511	}	2948	}
2512		2949
2513	sub prepare_random_map {	2950	sub prepare_random_map {
2514	my ($exit) = @_;	2951	my ($exit) = @_;
2515		2952
2516	my $guard = cf::lock_acquire "exit_prepare:$exit";
2517
2518	# all this does is basically replace the /! path by	2953	# all this does is basically replace the /! path by
2519	# a new random map path (?random/...) with a seed	2954	# a new random map path (?random/...) with a seed
2520	# that depends on the exit object	2955	# that depends on the exit object
2521		2956
2522	my $rmp = parse_random_map_params $exit->msg;	2957	my $rmp = parse_random_map_params $exit->msg;
…		…
2524	if ($exit->map) {	2959	if ($exit->map) {
2525	$rmp->{region} = $exit->region->name;	2960	$rmp->{region} = $exit->region->name;
2526	$rmp->{origin_map} = $exit->map->path;	2961	$rmp->{origin_map} = $exit->map->path;
2527	$rmp->{origin_x} = $exit->x;	2962	$rmp->{origin_x} = $exit->x;
2528	$rmp->{origin_y} = $exit->y;	2963	$rmp->{origin_y} = $exit->y;
		2964
		2965	$exit->map->touch;
2529	}	2966	}
2530		2967
2531	$rmp->{random_seed} ||= $exit->random_seed;	2968	$rmp->{random_seed} ||= $exit->random_seed;
2532		2969
2533	my $data = cf::to_json $rmp;	2970	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2534	my $md5 = Digest::MD5::md5_hex $data;	2971	my $md5 = Digest::MD5::md5_hex $data;
2535	my $meta = "$RANDOMDIR/$md5.meta";	2972	my $meta = "$RANDOMDIR/$md5.meta";
2536		2973
2537	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2974	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2538	aio_write $fh, 0, (length $data), $data, 0;	2975	aio_write $fh, 0, (length $data), $data, 0;
2539	undef $fh;	2976	undef $fh;
2540	aio_rename "$meta~", $meta;	2977	aio_rename "$meta~", $meta;
2541		2978
		2979	my $slaying = "?random/$md5";
		2980
		2981	if ($exit->valid) {
2542	$exit->slaying ("?random/$md5");	2982	$exit->slaying ("?random/$md5");
2543	$exit->msg (undef);	2983	$exit->msg (undef);
		2984	}
2544	}	2985	}
2545	}	2986	}
2546		2987
2547	sub cf::object::player::enter_exit {	2988	sub cf::object::player::enter_exit {
2548	my ($self, $exit) = @_;	2989	my ($self, $exit) = @_;
2549		2990
2550	return unless $self->type == cf::PLAYER;	2991	return unless $self->type == cf::PLAYER;
2551		2992
2552	if ($exit->slaying eq "/!") {
2553	#TODO: this should de-fi-ni-te-ly not be a sync-job
2554	# the problem is that $exit might not survive long enough
2555	# so it needs to be done right now, right here
2556	cf::sync_job { prepare_random_map $exit };
2557	}
2558
2559	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2560	my $hp = $exit->stats->hp;
2561	my $sp = $exit->stats->sp;
2562
2563	$self->enter_link;	2993	$self->enter_link;
2564		2994
2565	# if exit is damned, update players death & WoR home-position
2566	$self->contr->savebed ($slaying, $hp, $sp)
2567	if $exit->flag (FLAG_DAMNED);
2568
2569	(async {	2995	(async {
2570	$self->deactivate_recursive; # just to be sure	2996	$Coro::current->{desc} = "enter_exit";
		2997
2571	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
2572	$self->goto ($slaying, $hp, $sp);	3028	$self->goto ($map, $x, $y);
2573		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
2574	1;	3034	1
2575	}) {	3035	}) {
2576	$self->message ("Something went wrong deep within the crossfire server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2577	. "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. "
2578	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2579	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2580		3040
2581	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2582	$self->leave_link;	3042	$self->leave_link;
2583	}	3043	}
2584	})->prio (1);	3044	})->prio (1);
2585	}	3045	}
2586		3046
…		…
2598	sub cf::client::send_drawinfo {	3058	sub cf::client::send_drawinfo {
2599	my ($self, $text, $flags) = @_;	3059	my ($self, $text, $flags) = @_;
2600		3060
2601	utf8::encode $text;	3061	utf8::encode $text;
2602	$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);
2603	}	3088	}
2604		3089
2605	=item $client->send_msg ($channel, $msg, $color, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2606		3091
2607	Send a drawinfo or msg packet to the client, formatting the msg for the	3092	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2609	the message, with C<log> being the default. If C<$color> is negative, suppress	3094	the message, with C<log> being the default. If C<$color> is negative, suppress
2610	the message unless the client supports the msg packet.	3095	the message unless the client supports the msg packet.
2611		3096
2612	=cut	3097	=cut
2613		3098
		3099	# non-persistent channels (usually the info channel)
2614	our %CHANNEL = (	3100	our %CHANNEL = (
		3101	"c/motd" => {
		3102	id => "infobox",
		3103	title => "MOTD",
		3104	reply => undef,
		3105	tooltip => "The message of the day",
		3106	},
2615	"c/identify" => {	3107	"c/identify" => {
2616	id => "identify",	3108	id => "infobox",
2617	title => "Identify",	3109	title => "Identify",
2618	reply => undef,	3110	reply => undef,
2619	tooltip => "Items recently identified",	3111	tooltip => "Items recently identified",
2620	},	3112	},
2621	"c/examine" => {	3113	"c/examine" => {
2622	id => "examine",	3114	id => "infobox",
2623	title => "Examine",	3115	title => "Examine",
2624	reply => undef,	3116	reply => undef,
2625	tooltip => "Signs and other items you examined",	3117	tooltip => "Signs and other items you examined",
2626	},	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" => $CHAT_CHANNEL,
2627	);	3211	);
2628		3212
2629	sub cf::client::send_msg {	3213	sub cf::client::send_msg {
2630	my ($self, $channel, $msg, $color, @extra) = @_;	3214	my ($self, $channel, $msg, $color, @extra) = @_;
2631		3215
2632	$msg = $self->pl->expand_cfpod ($msg);	3216	$msg = $self->pl->expand_cfpod ($msg)
		3217	unless $color & cf::NDI_VERBATIM;
2633		3218
2634	$color &= cf::NDI_CLIENT_MASK; # just in case...	3219	$color &= cf::NDI_CLIENT_MASK; # just in case...
2635		3220
2636	# check predefined channels, for the benefit of C	3221	# check predefined channels, for the benefit of C
2637	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3222	if ($CHANNEL{$channel}) {
		3223	$channel = $CHANNEL{$channel};
2638		3224
		3225	$self->ext_msg (channel_info => $channel);
		3226	$channel = $channel->{id};
		3227
2639	if (ref $channel) {	3228	} elsif (ref $channel) {
2640	# send meta info to client, if not yet sent	3229	# send meta info to client, if not yet sent
2641	unless (exists $self->{channel}{$channel->{id}}) {	3230	unless (exists $self->{channel}{$channel->{id}}) {
2642	$self->{channel}{$channel->{id}} = $channel;	3231	$self->{channel}{$channel->{id}} = $channel;
2643	$self->ext_msg (channel_info => $channel)	3232	$self->ext_msg (channel_info => $channel);
2644	if $self->can_msg;
2645	}	3233	}
2646		3234
2647	$channel = $channel->{id};	3235	$channel = $channel->{id};
2648	}	3236	}
2649		3237
2650	return unless @extra || length $msg;	3238	return unless @extra || length $msg;
2651		3239
2652	if ($self->can_msg) {
2653	# default colour, mask it out	3240	# default colour, mask it out
2654	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3241	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2655	if $color & cf::NDI_DEF;	3242	if $color & cf::NDI_DEF;
2656		3243
2657	$self->send_packet ("msg " . $self->{json_coder}->encode (	3244	my $pkt = "msg "
		3245	. $self->{json_coder}->encode (
2658	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2659	} else {	3247	);
2660	if ($color >= 0) {
2661	# replace some tags by gcfclient-compatible ones
2662	for ($msg) {
2663	1 while
2664	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2665	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2666	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2667	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2668	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2669	}
2670		3248
2671	$color &= cf::NDI_COLOR_MASK;	3249	$self->send_big_packet ($pkt);
2672
2673	utf8::encode $msg;
2674
2675	if (0 && $msg =~ /\[/) {
2676	# COMMAND/INFO
2677	$self->send_packet ("drawextinfo $color 10 8 $msg")
2678	} else {
2679	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2680	$self->send_packet ("drawinfo $color $msg")
2681	}
2682	}
2683	}
2684	}	3250	}
2685		3251
2686	=item $client->ext_msg ($type, @msg)	3252	=item $client->ext_msg ($type, @msg)
2687		3253
2688	Sends an ext event to the client.	3254	Sends an ext event to the client.
…		…
2690	=cut	3256	=cut
2691		3257
2692	sub cf::client::ext_msg($$@) {	3258	sub cf::client::ext_msg($$@) {
2693	my ($self, $type, @msg) = @_;	3259	my ($self, $type, @msg) = @_;
2694		3260
2695	if ($self->extcmd == 2) {
2696	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2697	} elsif ($self->extcmd == 1) { # TODO: remove
2698	push @msg, msgtype => "event_$type";
2699	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2700	}
2701	}
2702
2703	=item $client->ext_reply ($msgid, @msg)
2704
2705	Sends an ext reply to the client.
2706
2707	=cut
2708
2709	sub cf::client::ext_reply($$@) {
2710	my ($self, $id, @msg) = @_;
2711
2712	if ($self->extcmd == 2) {
2713	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2714	} elsif ($self->extcmd == 1) {
2715	#TODO: version 1, remove
2716	unshift @msg, msgtype => "reply", msgid => $id;
2717	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2718	}
2719	}	3262	}
2720		3263
2721	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2722		3265
2723	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2778	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2779		3322
2780	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2781		3324
2782	if (ref $msg) {	3325	if (ref $msg) {
2783	my ($type, $reply, @payload) =	3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2784	"ARRAY" eq ref $msg
2785	? @$msg
2786	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2787		3327
2788	my @reply;
2789
2790	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTIACMD{$type}) {
		3329	$cb->(
		3330	$ns,
		3331	sub {
		3332	$ns->ext_msg ("reply-$reply", @_)
		3333	if $reply;
		3334	},
		3335	@payload
		3336	);
		3337	} else {
		3338	my @reply;
		3339
		3340	if (my $cb = $EXTICMD{$type}) {
2791	@reply = $cb->($ns, @payload);	3341	@reply = $cb->($ns, @payload);
		3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
2792	}	3346	}
2793
2794	$ns->ext_reply ($reply, @reply)
2795	if $reply;
2796
2797	} else {	3347	} else {
2798	warn "client " . ($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";
2799	}	3349	}
2800		3350
2801	cf::override;	3351	cf::override;
2802	},	3352	},
2803	);	3353	);
…		…
2823		3373
2824	$coro	3374	$coro
2825	}	3375	}
2826		3376
2827	cf::client->attach (	3377	cf::client->attach (
2828	on_destroy => sub {	3378	on_client_destroy => sub {
2829	my ($ns) = @_;	3379	my ($ns) = @_;
2830		3380
2831	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2832	},	3382	},
2833	);	3383	);
…		…
2849	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
2850		3400
2851	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
2852		3402
2853	$safe->permit_only (Opcode::opset qw(	3403	$safe->permit_only (Opcode::opset qw(
2854	:base_core :base_mem :base_orig :base_math	3404	:base_core :base_mem :base_orig :base_math :base_loop
2855	grepstart grepwhile mapstart mapwhile	3405	grepstart grepwhile mapstart mapwhile
2856	sort time	3406	sort time
2857	));	3407	));
2858		3408
2859	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
…		…
2861	=pod	3411	=pod
2862		3412
2863	The following functions and methods are available within a safe environment:	3413	The following functions and methods are available within a safe environment:
2864		3414
2865	cf::object	3415	cf::object
2866	contr pay_amount pay_player map x y force_find force_add	3416	contr pay_amount pay_player map x y force_find force_add destroy
2867	insert remove name archname title slaying race decrease_ob_nr	3417	insert remove name archname title slaying race decrease split
		3418	value
2868		3419
2869	cf::object::player	3420	cf::object::player
2870	player	3421	player
2871		3422
2872	cf::player	3423	cf::player
…		…
2877		3428
2878	=cut	3429	=cut
2879		3430
2880	for (	3431	for (
2881	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3432	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2882	insert remove inv name archname title slaying race	3433	insert remove inv nrof name archname title slaying race
2883	decrease_ob_nr)],	3434	decrease split destroy change_exp value msg lore send_msg)],
2884	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
2885	["cf::player" => qw(peaceful)],	3436	["cf::player" => qw(peaceful send_msg)],
2886	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
2887	) {	3438	) {
2888	no strict 'refs';
2889	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
2890	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2891	for @funs;	3441	for @funs;
2892	}	3442	}
2893		3443
…		…
2908		3458
2909	my $qcode = $code;	3459	my $qcode = $code;
2910	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2911	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
2912		3462
		3463	%vars = (_dummy => 0) unless %vars;
		3464
		3465	my @res;
2913	local $_;	3466	local $_;
2914	local @safe::cf::_safe_eval_args = values %vars;
2915		3467
2916	my $eval =	3468	my $eval =
2917	"do {\n"	3469	"do {\n"
2918	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2919	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
2920	. $code	3472	. $code
2921	. "\n}"	3473	. "\n}"
2922	;	3474	;
2923		3475
		3476	if ($CFG{safe_eval}) {
2924	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
2925	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2926	sub_generation_inc;	3480	sub_generation_inc;
		3481	} else {
		3482	local @cf::_safe_eval_args = values %vars;
		3483	@res = wantarray ? eval eval : scalar eval $eval;
		3484	}
2927		3485
2928	if ($@) {	3486	if ($@) {
2929	warn "$@";	3487	warn "$@",
2930	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
2931	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
2932	}	3490	}
2933		3491
2934	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
2935	}	3493	}
2936		3494
…		…
2950	=cut	3508	=cut
2951		3509
2952	sub register_script_function {	3510	sub register_script_function {
2953	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
2954		3512
2955	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
2956	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
2957	}	3515	}
2958		3516
2959	=back	3517	=back
2960		3518
2961	=cut	3519	=cut
2962		3520
2963	#############################################################################	3521	#############################################################################
2964	# the server's init and main functions	3522	# the server's init and main functions
		3523
		3524	our %FACEHASH; # hash => idx, #d# HACK for http server
		3525
		3526	# internal api, not fianlised
		3527	sub add_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	$idx
		3546	}
2965		3547
2966	sub load_facedata($) {	3548	sub load_facedata($) {
2967	my ($path) = @_;	3549	my ($path) = @_;
2968		3550
2969	# HACK to clear player env face cache, we need some signal framework	3551	# HACK to clear player env face cache, we need some signal framework
2970	# for this (global event?)	3552	# for this (global event?)
2971	%ext::player_env::MUSIC_FACE_CACHE = ();	3553	%ext::player_env::MUSIC_FACE_CACHE = ();
2972		3554
2973	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3555	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2974		3556
2975	warn "loading facedata from $path\n";	3557	trace "loading facedata from $path\n";
2976		3558
2977	my $facedata;	3559	my $facedata = decode_storable load_file $path;
2978	0 < aio_load $path, $facedata
2979	or die "$path: $!";
2980
2981	$facedata = Coro::Storable::thaw $facedata;
2982		3560
2983	$facedata->{version} == 2	3561	$facedata->{version} == 2
2984	or cf::cleanup "$path: version mismatch, cannot proceed.";	3562	or cf::cleanup "$path: version mismatch, cannot proceed.";
2985		3563
2986	# patch in the exptable
2987	$facedata->{resource}{"res/exp_table"} = {
2988	type => FT_RSRC,
2989	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
2990	};
2991	cf::cede_to_tick;	3564	cf::cede_to_tick;
2992		3565
2993	{	3566	{
2994	my $faces = $facedata->{faceinfo};	3567	my $faces = $facedata->{faceinfo};
2995		3568
2996	while (my ($face, $info) = each %$faces) {	3569	for my $face (sort keys %$faces) {
		3570	my $info = $faces->{$face};
2997	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3571	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3572
2998	cf::face::set_visibility $idx, $info->{visibility};	3573	cf::face::set_visibility $idx, $info->{visibility};
2999	cf::face::set_magicmap $idx, $info->{magicmap};	3574	cf::face::set_magicmap $idx, $info->{magicmap};
3000	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3575	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3001	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3576	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3577	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3578	$FACEHASH{$info->{hash64}} = $idx;#d#
3002		3579
3003	cf::cede_to_tick;	3580	cf::cede_to_tick;
3004	}	3581	}
3005		3582
3006	while (my ($face, $info) = each %$faces) {	3583	while (my ($face, $info) = each %$faces) {
3007	next unless $info->{smooth};	3584	next unless $info->{smooth};
		3585
3008	my $idx = cf::face::find $face	3586	my $idx = cf::face::find $face
3009	or next;	3587	or next;
		3588
3010	if (my $smooth = cf::face::find $info->{smooth}) {	3589	if (my $smooth = cf::face::find $info->{smooth}) {
3011	cf::face::set_smooth $idx, $smooth;	3590	cf::face::set_smooth $idx, $smooth;
3012	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3591	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3013	} else {	3592	} else {
3014	warn "smooth face '$info->{smooth}' not found for face '$face'";	3593	error "smooth face '$info->{smooth}' not found for face '$face'";
3015	}	3594	}
3016		3595
3017	cf::cede_to_tick;	3596	cf::cede_to_tick;
3018	}	3597	}
3019	}	3598	}
…		…
3028		3607
3029	cf::anim::invalidate_all; # d'oh	3608	cf::anim::invalidate_all; # d'oh
3030	}	3609	}
3031		3610
3032	{	3611	{
3033	# TODO: for gcfclient pleasure, we should give resources
3034	# that gcfclient doesn't grok a >10000 face index.
3035	my $res = $facedata->{resource};	3612	my $res = $facedata->{resource};
3036		3613
3037	my $soundconf = delete $res->{"res/sound.conf"};
3038
3039	while (my ($name, $info) = each %$res) {	3614	while (my ($name, $info) = each %$res) {
		3615	if (defined (my $type = $info->{type})) {
		3616	# TODO: different hash - must free and use new index, or cache ixface data queue
3040	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3617	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3041	my $data;
3042		3618
3043	if ($info->{type} & 1) {	3619	cf::face::set_type $idx, $type;
3044	# prepend meta info	3620	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3045		3621	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3046	my $meta = $enc->encode ({	3622	$FACEHASH{$info->{hash}} = $idx;#d#
3047	name => $name,
3048	%{ $info->{meta} || {} },
3049	});
3050
3051	$data = pack "(w/a*)*", $meta, $info->{data};
3052	} else {	3623	} else {
3053	$data = $info->{data};	3624	# $RESOURCE{$name} = $info; # unused
3054	}	3625	}
3055		3626
3056	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3057	cf::face::set_type $idx, $info->{type};
3058
3059	cf::cede_to_tick;	3627	cf::cede_to_tick;
3060	}	3628	}
3061
3062	if ($soundconf) {
3063	$soundconf = $enc->decode (delete $soundconf->{data});
3064
3065	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3066	my $sound = $soundconf->{compat}[$_]
3067	or next;
3068
3069	my $face = cf::face::find "sound/$sound->[1]";
3070	cf::sound::set $sound->[0] => $face;
3071	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3072	}
3073
3074	while (my ($k, $v) = each %{$soundconf->{event}}) {
3075	my $face = cf::face::find "sound/$v";
3076	cf::sound::set $k => $face;
3077	}
3078	}
3079	}	3629	}
		3630
		3631	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3080		3632
3081	1	3633	1
3082	}	3634	}
3083		3635
3084	register_exticmd fx_want => sub {	3636	register_exticmd fx_want => sub {
…		…
3086		3638
3087	while (my ($k, $v) = each %$want) {	3639	while (my ($k, $v) = each %$want) {
3088	$ns->fx_want ($k, $v);	3640	$ns->fx_want ($k, $v);
3089	}	3641	}
3090	};	3642	};
		3643
		3644	sub load_resource_file($) {
		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	add_face "res/exp_table" => FT_RSRC,
		3658	JSON::XS->new->utf8->canonical->encode (
		3659	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3660	);
		3661	}
		3662
		3663	sub reload_materials {
		3664	_reload_materials;
		3665	}
3091		3666
3092	sub reload_regions {	3667	sub reload_regions {
3093	# HACK to clear player env face cache, we need some signal framework	3668	# HACK to clear player env face cache, we need some signal framework
3094	# for this (global event?)	3669	# for this (global event?)
3095	%ext::player_env::MUSIC_FACE_CACHE = ();	3670	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3109	}	3684	}
3110		3685
3111	sub reload_archetypes {	3686	sub reload_archetypes {
3112	load_resource_file "$DATADIR/archetypes"	3687	load_resource_file "$DATADIR/archetypes"
3113	or die "unable to load archetypes\n";	3688	or die "unable to load archetypes\n";
3114	#d# NEED to laod twice to resolve forward references	3689
3115	# this really needs to be done in an extra post-pass	3690	add_face "res/skill_info" => FT_RSRC,
3116	# (which needs to be synchronous, so solve it differently)	3691	JSON::XS->new->utf8->canonical->encode (
3117	load_resource_file "$DATADIR/archetypes"	3692	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
3118	or die "unable to load archetypes\n";	3693	);
		3694	add_face "res/spell_paths" => FT_RSRC,
		3695	JSON::XS->new->utf8->canonical->encode (
		3696	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3697	);
3119	}	3698	}
3120		3699
3121	sub reload_treasures {	3700	sub reload_treasures {
3122	load_resource_file "$DATADIR/treasures"	3701	load_resource_file "$DATADIR/treasures"
3123	or die "unable to load treasurelists\n";	3702	or die "unable to load treasurelists\n";
3124	}	3703	}
3125		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
		3725	#d# move docstuff to help or so
		3726	our %DOCSTRING;
		3727
		3728	sub reload_pod {
		3729	trace "loading pods $PODDIR\n";
		3730
		3731	%DOCSTRING = ();
		3732	my @command_list;
		3733
		3734	for (
		3735	[0, "command_help"],
		3736	[1, "emote_help"],
		3737	[2, "dmcommand_help"],
		3738	) {
		3739	my ($type, $path) = @$_;
		3740
		3741	my $paragraphs = &cf::pod::load_pod ("$PODDIR/$path.pod")
		3742	or die "unable to load $path";
		3743
		3744	my $level = 1e9;
		3745	my $rpar;
		3746
		3747	for my $par (@$paragraphs) {
		3748	if ($par->{type} eq "head2") {
		3749	# this code taken almost verbatim from DC/Protocol.pm
		3750
		3751	if ($par->{markup} =~ /^(\S+) (?:\s+ \( ([^\)]*) \) )?/x) {
		3752	my $cmd = $1;
		3753	my @args = split /\|/, $2;
		3754	@args = (".*") unless @args;
		3755
		3756	$_ = $_ eq ".*" ? "" : " $_"
		3757	for @args;
		3758
		3759	my @variants = map "$cmd$_", sort { (length $a) <=> (length $b) } @args;
		3760
		3761	$rpar = \($DOCSTRING{"command/$cmd"} = &cf::pod::as_cfpod ([$par]));
		3762
		3763	push @command_list, [$type, \@variants];
		3764	$level = $par->{level};
		3765	} else {
		3766	error "$par->{markup}: unparsable command heading";
		3767	}
		3768	} elsif ($par->{level} > $level) {
		3769	$$rpar .= &cf::pod::as_cfpod ([$par]);
		3770	}
		3771
		3772	cf::cede_to_tick;
		3773	}
		3774	}
		3775
		3776	@command_list = sort {
		3777	$a->[0] <=> $b->[0]
		3778	or $a->[1] cmp $b->[1]
		3779	} @command_list;
		3780
		3781	cf::cede_to_tick;
		3782
		3783	add_face "res/command_list" => FT_RSRC,
		3784	JSON::XS->new->utf8->encode (\@command_list);
		3785	}
		3786
3126	sub reload_resources {	3787	sub reload_resources {
3127	warn "reloading resource files...\n";	3788	trace "reloading resource files...\n";
3128		3789
		3790	reload_materials;
		3791	reload_facedata;
		3792	reload_exp_table;
		3793	reload_sound;
		3794	reload_archetypes;
3129	reload_regions;	3795	reload_regions;
3130	reload_facedata;
3131	#reload_archetypes;#d#
3132	reload_archetypes;
3133	reload_treasures;	3796	reload_treasures;
		3797	reload_pod;
3134		3798
3135	warn "finished reloading resource files\n";	3799	trace "finished reloading resource files\n";
3136	}
3137
3138	sub init {
3139	reload_resources;
3140	}	3800	}
3141		3801
3142	sub reload_config {	3802	sub reload_config {
3143	open my $fh, "<:utf8", "$CONFDIR/config"	3803	trace "reloading config file...\n";
3144	or return;
3145		3804
3146	local $/;	3805	my $config = load_file "$CONFDIR/config";
3147	*CFG = YAML::Syck::Load <$fh>;	3806	utf8::decode $config;
		3807	*CFG = decode_yaml $config;
3148		3808
3149	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3809	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3150		3810
3151	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3811	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3152	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3812	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3153		3813
3154	if (exists $CFG{mlockall}) {	3814	if (exists $CFG{mlockall}) {
…		…
3158	};	3818	};
3159	warn $@ if $@;	3819	warn $@ if $@;
3160	}	3820	}
3161	}	3821	}
3162		3822
		3823	sub pidfile() {
		3824	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3825	or die "$PIDFILE: $!";
		3826	flock $fh, &Fcntl::LOCK_EX
		3827	or die "$PIDFILE: flock: $!";
		3828	$fh
		3829	}
		3830
		3831	# make sure only one server instance is running at any one time
		3832	sub atomic {
		3833	my $fh = pidfile;
		3834
		3835	my $pid = <$fh>;
		3836	kill 9, $pid if $pid > 0;
		3837
		3838	seek $fh, 0, 0;
		3839	print $fh $$;
		3840	}
		3841
		3842	sub main_loop {
		3843	trace "EV::loop starting\n";
		3844	if (1) {
		3845	EV::loop;
		3846	}
		3847	trace "EV::loop returned\n";
		3848	goto &main_loop unless $REALLY_UNLOOP;
		3849	}
		3850
3163	sub main {	3851	sub main {
		3852	cf::init_globals; # initialise logging
		3853
		3854	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3855	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3856	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3857	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3858
		3859	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3860
3164	# we must not ever block the main coroutine	3861	# we must not ever block the main coroutine
3165	local $Coro::idle = sub {	3862	$Coro::idle = sub {
3166	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3863	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3167	(async {	3864	(async {
3168	Event::one_event;	3865	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3866	EV::loop EV::LOOP_ONESHOT;
3169	})->prio (Coro::PRIO_MAX);	3867	})->prio (Coro::PRIO_MAX);
3170	};	3868	};
3171		3869
		3870	evthread_start IO::AIO::poll_fileno;
		3871
		3872	cf::sync_job {
		3873	cf::incloader::init ();
		3874
		3875	db_init;
		3876
		3877	cf::init_anim;
		3878	cf::init_attackmess;
		3879	cf::init_dynamic;
		3880
		3881	cf::load_settings;
		3882
		3883	reload_resources;
3172	reload_config;	3884	reload_config;
3173	db_init;	3885
		3886	cf::init_uuid;
		3887	cf::init_signals;
		3888	cf::init_skills;
		3889
		3890	cf::init_beforeplay;
		3891
		3892	atomic;
		3893
3174	load_extensions;	3894	load_extensions;
3175		3895
3176	$TICK_WATCHER->start;	3896	utime time, time, $RUNTIMEFILE;
3177	Event::loop;	3897
		3898	# no (long-running) fork's whatsoever before this point(!)
		3899	use POSIX ();
		3900	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3901
		3902	cf::_post_init 0;
		3903	};
		3904
		3905	cf::object::thawer::errors_are_fatal 0;
		3906	info "parse errors in files are no longer fatal from this point on.\n";
		3907
		3908	AE::postpone {
		3909	undef &main; # free gobs of memory :)
		3910	};
		3911
		3912	goto &main_loop;
3178	}	3913	}
3179		3914
3180	#############################################################################	3915	#############################################################################
3181	# initialisation and cleanup	3916	# initialisation and cleanup
3182		3917
3183	# install some emergency cleanup handlers	3918	# install some emergency cleanup handlers
3184	BEGIN {	3919	BEGIN {
		3920	our %SIGWATCHER = ();
3185	for my $signal (qw(INT HUP TERM)) {	3921	for my $signal (qw(INT HUP TERM)) {
3186	Event->signal (	3922	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3187	reentrant => 0,
3188	data => WF_AUTOCANCEL,
3189	signal => $signal,
3190	prio => 0,
3191	cb => sub {
3192	cf::cleanup "SIG$signal";	3923	cf::cleanup "SIG$signal";
3193	},
3194	);	3924	};
3195	}	3925	}
3196	}	3926	}
3197		3927
3198	sub write_runtime {	3928	sub write_runtime_sync {
3199	my $runtime = "$LOCALDIR/runtime";	3929	my $t0 = AE::time;
3200		3930
3201	# first touch the runtime file to show we are still running:	3931	# first touch the runtime file to show we are still running:
3202	# the fsync below can take a very very long time.	3932	# the fsync below can take a very very long time.
3203		3933
3204	IO::AIO::aio_utime $runtime, undef, undef;	3934	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3205		3935
3206	my $guard = cf::lock_acquire "write_runtime";	3936	my $guard = cf::lock_acquire "write_runtime";
3207		3937
3208	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3938	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3209	or return;	3939	or return;
3210		3940
3211	my $value = $cf::RUNTIME + 90 + 10;	3941	my $value = $cf::RUNTIME + 90 + 10;
3212	# 10 is the runtime save interval, for a monotonic clock	3942	# 10 is the runtime save interval, for a monotonic clock
3213	# 60 allows for the watchdog to kill the server.	3943	# 60 allows for the watchdog to kill the server.
…		…
3223	aio_utime $fh, undef, undef;	3953	aio_utime $fh, undef, undef;
3224		3954
3225	close $fh	3955	close $fh
3226	or return;	3956	or return;
3227		3957
3228	aio_rename "$runtime~", $runtime	3958	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3229	and return;	3959	and return;
3230		3960
3231	warn "runtime file written.\n";	3961	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3232		3962
3233	1	3963	1
		3964	}
		3965
		3966	our $uuid_lock;
		3967	our $uuid_skip;
		3968
		3969	sub write_uuid_sync($) {
		3970	$uuid_skip ||= $_[0];
		3971
		3972	return if $uuid_lock;
		3973	local $uuid_lock = 1;
		3974
		3975	my $uuid = "$LOCALDIR/uuid";
		3976
		3977	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3978	or return;
		3979
		3980	my $value = uuid_seq uuid_cur;
		3981
		3982	unless ($value) {
		3983	info "cowardly refusing to write zero uuid value!\n";
		3984	return;
		3985	}
		3986
		3987	my $value = uuid_str $value + $uuid_skip;
		3988	$uuid_skip = 0;
		3989
		3990	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3991	and return;
		3992
		3993	# always fsync - this file is important
		3994	aio_fsync $fh
		3995	and return;
		3996
		3997	close $fh
		3998	or return;
		3999
		4000	aio_rename "$uuid~", $uuid
		4001	and return;
		4002
		4003	trace "uuid file written ($value).\n";
		4004
		4005	1
		4006
		4007	}
		4008
		4009	sub write_uuid($$) {
		4010	my ($skip, $sync) = @_;
		4011
		4012	$sync ? write_uuid_sync $skip
		4013	: async { write_uuid_sync $skip };
3234	}	4014	}
3235		4015
3236	sub emergency_save() {	4016	sub emergency_save() {
3237	my $freeze_guard = cf::freeze_mainloop;	4017	my $freeze_guard = cf::freeze_mainloop;
3238		4018
3239	warn "enter emergency perl save\n";	4019	info "emergency_perl_save: enter\n";
		4020
		4021	# this is a trade-off: we want to be very quick here, so
		4022	# save all maps without fsync, and later call a global sync
		4023	# (which in turn might be very very slow)
		4024	local $USE_FSYNC = 0;
3240		4025
3241	cf::sync_job {	4026	cf::sync_job {
		4027	cf::write_runtime_sync; # external watchdog should not bark
		4028
3242	# use a peculiar iteration method to avoid tripping on perl	4029	# use a peculiar iteration method to avoid tripping on perl
3243	# refcount bugs in for. also avoids problems with players	4030	# refcount bugs in for. also avoids problems with players
3244	# and maps saved/destroyed asynchronously.	4031	# and maps saved/destroyed asynchronously.
3245	warn "begin emergency player save\n";	4032	info "emergency_perl_save: begin player save\n";
3246	for my $login (keys %cf::PLAYER) {	4033	for my $login (keys %cf::PLAYER) {
3247	my $pl = $cf::PLAYER{$login} or next;	4034	my $pl = $cf::PLAYER{$login} or next;
3248	$pl->valid or next;	4035	$pl->valid or next;
		4036	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3249	$pl->save;	4037	$pl->save;
3250	}	4038	}
3251	warn "end emergency player save\n";	4039	info "emergency_perl_save: end player save\n";
3252		4040
3253	warn "begin emergency map save\n";	4041	cf::write_runtime_sync; # external watchdog should not bark
		4042
		4043	info "emergency_perl_save: begin map save\n";
3254	for my $path (keys %cf::MAP) {	4044	for my $path (keys %cf::MAP) {
3255	my $map = $cf::MAP{$path} or next;	4045	my $map = $cf::MAP{$path} or next;
3256	$map->valid or next;	4046	$map->valid or next;
3257	$map->save;	4047	$map->save;
3258	}	4048	}
3259	warn "end emergency map save\n";	4049	info "emergency_perl_save: end map save\n";
3260		4050
3261	warn "begin emergency database checkpoint\n";	4051	cf::write_runtime_sync; # external watchdog should not bark
		4052
		4053	info "emergency_perl_save: begin database checkpoint\n";
3262	BDB::db_env_txn_checkpoint $DB_ENV;	4054	BDB::db_env_txn_checkpoint $DB_ENV;
3263	warn "end emergency database checkpoint\n";	4055	info "emergency_perl_save: end database checkpoint\n";
		4056
		4057	info "emergency_perl_save: begin write uuid\n";
		4058	write_uuid_sync 1;
		4059	info "emergency_perl_save: end write uuid\n";
		4060
		4061	cf::write_runtime_sync; # external watchdog should not bark
		4062
		4063	trace "emergency_perl_save: syncing database to disk";
		4064	BDB::db_env_txn_checkpoint $DB_ENV;
		4065
		4066	info "emergency_perl_save: starting sync\n";
		4067	IO::AIO::aio_sync sub {
		4068	info "emergency_perl_save: finished sync\n";
		4069	};
		4070
		4071	cf::write_runtime_sync; # external watchdog should not bark
		4072
		4073	trace "emergency_perl_save: flushing outstanding aio requests";
		4074	while (IO::AIO::nreqs || BDB::nreqs) {
		4075	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4076	}
		4077
		4078	cf::write_runtime_sync; # external watchdog should not bark
3264	};	4079	};
3265		4080
3266	warn "leave emergency perl save\n";	4081	info "emergency_perl_save: leave\n";
3267	}	4082	}
3268		4083
3269	sub post_cleanup {	4084	sub post_cleanup {
3270	my ($make_core) = @_;	4085	my ($make_core) = @_;
3271		4086
		4087	IO::AIO::flush;
		4088
3272	warn Carp::longmess "post_cleanup backtrace"	4089	error Carp::longmess "post_cleanup backtrace"
3273	if $make_core;	4090	if $make_core;
		4091
		4092	my $fh = pidfile;
		4093	unlink $PIDFILE if <$fh> == $$;
		4094	}
		4095
		4096	# a safer delete_package, copied from Symbol
		4097	sub clear_package($) {
		4098	my $pkg = shift;
		4099
		4100	# expand to full symbol table name if needed
		4101	unless ($pkg =~ /^main::.*::$/) {
		4102	$pkg = "main$pkg" if $pkg =~ /^::/;
		4103	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4104	$pkg .= '::' unless $pkg =~ /::$/;
		4105	}
		4106
		4107	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4108	my $stem_symtab = *{$stem}{HASH};
		4109
		4110	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4111	or return;
		4112
		4113	# clear all symbols
		4114	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4115	for my $name (keys %$leaf_symtab) {
		4116	_gv_clear *{"$pkg$name"};
		4117	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4118	}
3274	}	4119	}
3275		4120
3276	sub do_reload_perl() {	4121	sub do_reload_perl() {
3277	# can/must only be called in main	4122	# can/must only be called in main
3278	if ($Coro::current != $Coro::main) {	4123	unless (in_main) {
3279	warn "can only reload from main coroutine";	4124	error "can only reload from main coroutine";
3280	return;	4125	return;
3281	}	4126	}
3282		4127
3283	warn "reloading...";	4128	return if $RELOAD++;
3284		4129
3285	warn "entering sync_job";	4130	my $t1 = AE::time;
3286		4131
		4132	while ($RELOAD) {
		4133	cf::get_slot 0.1, -1, "reload_perl";
		4134	info "perl_reload: reloading...";
		4135
		4136	trace "perl_reload: entering sync_job";
		4137
3287	cf::sync_job {	4138	cf::sync_job {
3288	cf::write_runtime; # external watchdog should not bark
3289	cf::emergency_save;	4139	#cf::emergency_save;
3290	cf::write_runtime; # external watchdog should not bark
3291		4140
3292	warn "syncing database to disk";
3293	BDB::db_env_txn_checkpoint $DB_ENV;
3294
3295	# if anything goes wrong in here, we should simply crash as we already saved
3296
3297	warn "cancelling all WF_AUTOCANCEL watchers";
3298	for (Event::all_watchers) {
3299	$_->cancel if $_->data & WF_AUTOCANCEL;
3300	}
3301
3302	warn "flushing outstanding aio requests";
3303	for (;;) {
3304	BDB::flush;
3305	IO::AIO::flush;
3306	Coro::cede;
3307	last unless IO::AIO::nreqs || BDB::nreqs;
3308	warn "iterate...";
3309	}
3310
3311	++$RELOAD;
3312
3313	warn "cancelling all extension coros";	4141	trace "perl_reload: cancelling all extension coros";
3314	$_->cancel for values %EXT_CORO;	4142	$_->cancel for values %EXT_CORO;
3315	%EXT_CORO = ();	4143	%EXT_CORO = ();
3316		4144
3317	warn "removing commands";	4145	trace "perl_reload: removing commands";
3318	%COMMAND = ();	4146	%COMMAND = ();
3319		4147
3320	warn "removing ext/exti commands";	4148	trace "perl_reload: removing ext/exti commands";
3321	%EXTCMD = ();	4149	%EXTCMD = ();
3322	%EXTICMD = ();	4150	%EXTICMD = ();
3323		4151
3324	warn "unloading/nuking all extensions";	4152	trace "perl_reload: unloading/nuking all extensions";
3325	for my $pkg (@EXTS) {	4153	for my $pkg (@EXTS) {
3326	warn "... unloading $pkg";	4154	trace "... unloading $pkg";
3327		4155
3328	if (my $cb = $pkg->can ("unload")) {	4156	if (my $cb = $pkg->can ("unload")) {
3329	eval {	4157	eval {
3330	$cb->($pkg);	4158	$cb->($pkg);
3331	1	4159	1
3332	} or warn "$pkg unloaded, but with errors: $@";	4160	} or error "$pkg unloaded, but with errors: $@";
		4161	}
		4162
		4163	trace "... clearing $pkg";
		4164	clear_package $pkg;
3333	}	4165	}
3334		4166
3335	warn "... nuking $pkg";
3336	Symbol::delete_package $pkg;
3337	}
3338
3339	warn "unloading all perl modules loaded from $LIBDIR";	4167	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3340	while (my ($k, $v) = each %INC) {	4168	while (my ($k, $v) = each %INC) {
3341	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4169	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3342		4170
3343	warn "... unloading $k";	4171	trace "... unloading $k";
3344	delete $INC{$k};	4172	delete $INC{$k};
3345		4173
3346	$k =~ s/\.pm$//;	4174	$k =~ s/\.pm$//;
3347	$k =~ s/\//::/g;	4175	$k =~ s/\//::/g;
3348		4176
3349	if (my $cb = $k->can ("unload_module")) {	4177	if (my $cb = $k->can ("unload_module")) {
3350	$cb->();	4178	$cb->();
		4179	}
		4180
		4181	clear_package $k;
3351	}	4182	}
3352		4183
3353	Symbol::delete_package $k;
3354	}
3355
3356	warn "getting rid of safe::, as good as possible";	4184	trace "perl_reload: getting rid of safe::, as good as possible";
3357	Symbol::delete_package "safe::$_"	4185	clear_package "safe::$_"
3358	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4186	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3359		4187
3360	warn "unloading cf.pm \"a bit\"";	4188	trace "perl_reload: unloading cf.pm \"a bit\"";
3361	delete $INC{"cf.pm"};	4189	delete $INC{"cf.pm"};
3362	delete $INC{"cf/pod.pm"};	4190	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3363		4191
3364	# don't, removes xs symbols, too,	4192	# don't, removes xs symbols, too,
3365	# and global variables created in xs	4193	# and global variables created in xs
3366	#Symbol::delete_package __PACKAGE__;	4194	#clear_package __PACKAGE__;
3367		4195
3368	warn "unload completed, starting to reload now";	4196	info "perl_reload: unload completed, starting to reload now";
3369		4197
3370	warn "reloading cf.pm";	4198	trace "perl_reload: reloading cf.pm";
3371	require cf;	4199	require cf;
3372	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4200	cf::_connect_to_perl_1;
3373		4201
3374	warn "loading config and database again";	4202	trace "perl_reload: loading config and database again";
3375	cf::reload_config;	4203	cf::reload_config;
3376		4204
3377	warn "loading extensions";	4205	trace "perl_reload: loading extensions";
3378	cf::load_extensions;	4206	cf::load_extensions;
3379		4207
		4208	if ($REATTACH_ON_RELOAD) {
3380	warn "reattaching attachments to objects/players";	4209	trace "perl_reload: reattaching attachments to objects/players";
3381	_global_reattach; # objects, sockets	4210	_global_reattach; # objects, sockets
3382	warn "reattaching attachments to maps";	4211	trace "perl_reload: reattaching attachments to maps";
3383	reattach $_ for values %MAP;	4212	reattach $_ for values %MAP;
3384	warn "reattaching attachments to players";	4213	trace "perl_reload: reattaching attachments to players";
3385	reattach $_ for values %PLAYER;	4214	reattach $_ for values %PLAYER;
		4215	}
3386		4216
3387	warn "leaving sync_job";	4217	cf::_post_init 1;
3388		4218
		4219	trace "perl_reload: leaving sync_job";
		4220
3389	1	4221	1
3390	} or do {	4222	} or do {
3391	warn $@;	4223	error $@;
3392	warn "error while reloading, exiting.";	4224	cf::cleanup "perl_reload: error, exiting.";
3393	exit 1;	4225	};
		4226
		4227	--$RELOAD;
3394	};	4228	}
3395		4229
3396	warn "reloaded";	4230	$t1 = AE::time - $t1;
		4231	info "perl_reload: completed in ${t1}s\n";
3397	};	4232	};
3398		4233
3399	our $RELOAD_WATCHER; # used only during reload	4234	our $RELOAD_WATCHER; # used only during reload
3400		4235
3401	sub reload_perl() {	4236	sub reload_perl() {
3402	# doing reload synchronously and two reloads happen back-to-back,	4237	# doing reload synchronously and two reloads happen back-to-back,
3403	# coro crashes during coro_state_free->destroy here.	4238	# coro crashes during coro_state_free->destroy here.
3404		4239
3405	$RELOAD_WATCHER ||= Event->timer (	4240	$RELOAD_WATCHER ||= cf::async {
3406	reentrant => 0,	4241	Coro::AIO::aio_wait cache_extensions;
3407	after => 0,	4242
3408	data => WF_AUTOCANCEL,	4243	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3409	cb => sub {
3410	do_reload_perl;	4244	do_reload_perl;
3411	undef $RELOAD_WATCHER;	4245	undef $RELOAD_WATCHER;
3412	},	4246	};
3413	);	4247	};
3414	}	4248	}
3415		4249
3416	register_command "reload" => sub {	4250	register_command "reload" => sub {
3417	my ($who, $arg) = @_;	4251	my ($who, $arg) = @_;
3418		4252
3419	if ($who->flag (FLAG_WIZ)) {	4253	if ($who->flag (FLAG_WIZ)) {
3420	$who->message ("reloading server.");	4254	$who->message ("reloading server.");
		4255	async {
		4256	$Coro::current->{desc} = "perl_reload";
3421	async { reload_perl };	4257	reload_perl;
		4258	};
3422	}	4259	}
3423	};	4260	};
3424		4261
3425	unshift @INC, $LIBDIR;	4262	#############################################################################
3426		4263
3427	my $bug_warning = 0;	4264	my $bug_warning = 0;
3428		4265
3429	our @WAIT_FOR_TICK;
3430	our @WAIT_FOR_TICK_BEGIN;
3431
3432	sub wait_for_tick {	4266	sub wait_for_tick() {
3433	return unless $TICK_WATCHER->is_active;	4267	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3434	return if $Coro::current == $Coro::main;
3435		4268
3436	my $signal = new Coro::Signal;	4269	$WAIT_FOR_TICK->wait;
3437	push @WAIT_FOR_TICK, $signal;
3438	$signal->wait;
3439	}	4270	}
3440		4271
3441	sub wait_for_tick_begin {	4272	sub wait_for_tick_begin() {
3442	return unless $TICK_WATCHER->is_active;	4273	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3443	return if $Coro::current == $Coro::main;
3444		4274
3445	my $signal = new Coro::Signal;	4275	my $signal = new Coro::Signal;
3446	push @WAIT_FOR_TICK_BEGIN, $signal;	4276	push @WAIT_FOR_TICK_BEGIN, $signal;
3447	$signal->wait;	4277	$signal->wait;
3448	}	4278	}
3449		4279
3450	our $stat_fh;	4280	sub tick {
3451	sysopen $stat_fh, "/tmp/cfstats", Fcntl::O_APPEND | Fcntl::O_CREAT | Fcntl::O_WRONLY, 0600;#d#
3452
3453	$TICK_WATCHER = Event->timer (
3454	reentrant => 0,
3455	parked => 1,
3456	prio => 0,
3457	at => $NEXT_TICK || $TICK,
3458	data => WF_AUTOCANCEL,
3459	cb => sub {
3460	if ($Coro::current != $Coro::main) {	4281	if ($Coro::current != $Coro::main) {
3461	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4282	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3462	unless ++$bug_warning > 10;	4283	unless ++$bug_warning > 10;
3463	return;	4284	return;
3464	}	4285	}
3465		4286
3466	my @pl = cf::player::list; my $stats = sprintf "%.2f %d %d %d", $RUNTIME, (scalar @pl), cf::object::actives_size, cf::object::objects_size; #d#	4287	cf::one_tick; # one server iteration
3467		4288
3468	$NOW = $tick_start = Event::time;	4289	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3469		4290
3470	cf::server_tick; # one server iteration
3471
3472	$RUNTIME += $TICK;
3473	$NEXT_TICK += $TICK;
3474
3475	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4291	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3476	$NEXT_RUNTIME_WRITE = $NOW + 10;	4292	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3477	Coro::async_pool {	4293	Coro::async_pool {
		4294	$Coro::current->{desc} = "runtime saver";
3478	write_runtime	4295	write_runtime_sync
3479	or warn "ERROR: unable to write runtime file: $!";	4296	or error "ERROR: unable to write runtime file: $!";
3480	};
3481	}	4297	};
		4298	}
3482		4299
3483	# my $AFTER = Event::time;
3484	# warn $AFTER - $NOW;#d#
3485
3486	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4300	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3487	$sig->send;	4301	$sig->send;
3488	}	4302	}
3489	while (my $sig = shift @WAIT_FOR_TICK) {	4303	$WAIT_FOR_TICK->broadcast;
3490	$sig->send;
3491	}
3492		4304
3493	$NOW = Event::time;	4305	$LOAD = ($NOW - $TICK_START) / $TICK;
3494
3495	# if we are delayed by four ticks or more, skip them all
3496	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3497
3498	$TICK_WATCHER->at ($NEXT_TICK);
3499	$TICK_WATCHER->start;
3500
3501	$LOAD = ($NOW - $tick_start) / $TICK;
3502	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4306	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3503		4307
3504	_post_tick;	4308	if (0) {
3505		4309	if ($NEXT_TICK) {
3506	# gather some statistics#d#	4310	my $jitter = $TICK_START - $NEXT_TICK;
3507	$stats .= sprintf " %d\n", 10000 * ($NOW - $tick_start);#d#	4311	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3508	IO::AIO::aio_write $stat_fh, undef, undef, $stats, 0;#d#	4312	debug "jitter $JITTER\n";#d#
		4313	}
3509	},	4314	}
3510	);	4315	}
3511		4316
3512	{	4317	{
		4318	# configure BDB
		4319	info "initialising database";
		4320
3513	BDB::min_parallel 8;	4321	BDB::min_parallel 16;
3514	BDB::max_poll_time $TICK * 0.1;	4322	BDB::max_poll_reqs $TICK * 0.1;
3515	$BDB_POLL_WATCHER = Event->io (	4323	#$AnyEvent::BDB::WATCHER->priority (1);
3516	reentrant => 0,
3517	fd => BDB::poll_fileno,
3518	poll => 'r',
3519	prio => 0,
3520	data => WF_AUTOCANCEL,
3521	cb => \&BDB::poll_cb,
3522	);
3523
3524	BDB::set_sync_prepare {
3525	my $status;
3526	my $current = $Coro::current;
3527	(
3528	sub {
3529	$status = $!;
3530	$current->ready; undef $current;
3531	},
3532	sub {
3533	Coro::schedule while defined $current;
3534	$! = $status;
3535	},
3536	)
3537	};
3538		4324
3539	unless ($DB_ENV) {	4325	unless ($DB_ENV) {
3540	$DB_ENV = BDB::db_env_create;	4326	$DB_ENV = BDB::db_env_create;
		4327	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4328	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4329	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4330	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4331	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3541		4332
3542	cf::sync_job {	4333	cf::sync_job {
3543	eval {	4334	eval {
3544	BDB::db_env_open	4335	BDB::db_env_open
3545	$DB_ENV,	4336	$DB_ENV,
…		…
3547	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4338	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3548	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4339	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3549	0666;	4340	0666;
3550		4341
3551	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4342	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3552
3553	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3554	| BDB::LOG_AUTOREMOVE, 1);
3555	$DB_ENV->set_lk_detect;
3556	};	4343	};
3557		4344
3558	cf::cleanup "db_env_open(db): $@" if $@;	4345	cf::cleanup "db_env_open(db): $@" if $@;
3559	};	4346	};
3560	}	4347	}
3561		4348
3562	$BDB_CHECKPOINT_WATCHER = Event->timer (	4349	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3563	after => 11,	4350	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3564	interval => 60,	4351	};
3565	hard => 1,	4352	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3566	prio => 0,
3567	data => WF_AUTOCANCEL,
3568	cb => sub {
3569	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4353	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3570	},
3571	);	4354	};
3572	$BDB_TRICKLE_WATCHER = Event->timer (	4355	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3573	after => 5,
3574	interval => 10,
3575	hard => 1,
3576	prio => 0,
3577	data => WF_AUTOCANCEL,
3578	cb => sub {
3579	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4356	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3580	},
3581	);	4357	};
		4358
		4359	info "database initialised";
3582	}	4360	}
3583		4361
3584	{	4362	{
		4363	# configure IO::AIO
		4364
		4365	info "initialising aio";
3585	IO::AIO::min_parallel 8;	4366	IO::AIO::min_parallel 8;
3586
3587	undef $Coro::AIO::WATCHER;
3588	IO::AIO::max_poll_time $TICK * 0.1;	4367	IO::AIO::max_poll_time $TICK * 0.1;
3589	$AIO_POLL_WATCHER = Event->io (	4368	undef $AnyEvent::AIO::WATCHER;
3590	reentrant => 0,	4369	info "aio initialised";
3591	data => WF_AUTOCANCEL,
3592	fd => IO::AIO::poll_fileno,
3593	poll => 'r',
3594	prio => 6,
3595	cb => \&IO::AIO::poll_cb,
3596	);
3597	}	4370	}
3598		4371
3599	my $_log_backtrace;	4372	our $_log_backtrace;
		4373	our $_log_backtrace_last;
3600		4374
3601	sub _log_backtrace {	4375	sub _log_backtrace {
3602	my ($msg, @addr) = @_;	4376	my ($msg, @addr) = @_;
3603		4377
3604	$msg =~ s/\n//;	4378	$msg =~ s/\n$//;
3605		4379
		4380	if ($_log_backtrace_last eq $msg) {
		4381	LOG llevInfo, "[ABT] $msg\n";
		4382	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3606	# limit the # of concurrent backtraces	4383	# limit the # of concurrent backtraces
3607	if ($_log_backtrace < 2) {	4384	} elsif ($_log_backtrace < 2) {
		4385	$_log_backtrace_last = $msg;
3608	++$_log_backtrace;	4386	++$_log_backtrace;
		4387	my $perl_bt = Carp::longmess $msg;
3609	async {	4388	async {
		4389	$Coro::current->{desc} = "abt $msg";
		4390
3610	my @bt = fork_call {	4391	my @bt = fork_call {
3611	@addr = map { sprintf "%x", $_ } @addr;	4392	@addr = map { sprintf "%x", $_ } @addr;
3612	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4393	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3613	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4394	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3614	or die "addr2line: $!";	4395	or die "addr2line: $!";
…		…
3622	}	4403	}
3623		4404
3624	@funcs	4405	@funcs
3625	};	4406	};
3626		4407
3627	LOG llevInfo, "[ABT] $msg\n";	4408	LOG llevInfo, "[ABT] $perl_bt\n";
		4409	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3628	LOG llevInfo, "[ABT] $_\n" for @bt;	4410	LOG llevInfo, "[ABT] $_\n" for @bt;
3629	--$_log_backtrace;	4411	--$_log_backtrace;
3630	};	4412	};
3631	} else {	4413	} else {
3632	LOG llevInfo, "[ABT] $msg\n";	4414	LOG llevInfo, "[ABT] $msg\n";
3633	LOG llevInfo, "[ABT] [suppressed]\n";	4415	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3634	}	4416	}
3635	}	4417	}
3636		4418
3637	# load additional modules	4419	# load additional modules
3638	use cf::pod;	4420	require "cf/$_.pm" for @EXTRA_MODULES;
		4421	cf::_connect_to_perl_2;
3639		4422
3640	END { cf::emergency_save }	4423	END { cf::emergency_save }
3641		4424
3642	1	4425	1
3643		4426

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