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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.366 by root, Tue Sep 11 16:05:35 2007 UTC vs.
Revision 1.598 by root, Sun Nov 11 02:38:10 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 3.64 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
24	use Coro::Util ();	54	use Coro::Util ();
25		55
		56	use Guard ();
26	use JSON::XS ();	57	use JSON::XS 2.01 ();
27	use BDB ();	58	use BDB ();
28	use Data::Dumper;	59	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	60	use Fcntl;
31	use YAML::Syck ();	61	use YAML::XS ();
32	use IO::AIO 2.32 ();	62	use IO::AIO ();
33	use Time::HiRes;
34	use Compress::LZF;	63	use Compress::LZF;
35	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
36		67
37	# configure various modules to our taste	68	# configure various modules to our taste
38	#	69	#
39	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	71	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		72
		73	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		74
		75	# make sure c-lzf reinitialises itself
		76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		78
43	$Event::Eval = 1; # no idea why this is required, but it is	79	# strictly for debugging
44		80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		81
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		83
		84	our @ORIG_INC;
51		85
52	our %COMMAND = ();	86	our %COMMAND = ();
53	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
54		88
55	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
57	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
60		96
61	our $RELOAD; # number of reloads so far	97	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
63		101
64	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
65	our $DATADIR = datadir;	104	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
69	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
		115	our $PIDFILE = "$LOCALDIR/pid";
		116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		117
		118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
75		125
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	128	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		130
84	our $BDB_POLL_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	134	our $DB_ENV;
88		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
89	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
90		140
91	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
		144	our $NOW;
93		145
94	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
95	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
96	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
97		149
98	# used to convert map paths into valid unix filenames by replacing / by ∕	150	# used to convert map paths into valid unix filenames by replacing / by ∕
99	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	151	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
100		152
101	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	153	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
102	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
		155	our $JITTER; # average jitter
103	our $tick_start; # for load detecting purposes	156	our $TICK_START; # for load detecting purposes
		157
		158	our @POST_INIT;
		159
		160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
104		165
105	binmode STDOUT;	166	binmode STDOUT;
106	binmode STDERR;	167	binmode STDERR;
107		168
108	# read virtual server time, if available	169	# read virtual server time, if available
109	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	170	unless ($RUNTIME || !-e $RUNTIMEFILE) {
110	open my $fh, "<", "$LOCALDIR/runtime"	171	open my $fh, "<", $RUNTIMEFILE
111	or die "unable to read runtime file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
112	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
113	}	174	}
		175
		176	eval "sub TICK() { $TICK } 1" or die;
114		177
115	mkdir $_	178	mkdir $_
116	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
117		180
118	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
119		182
120	sub cf::map::normalise;	183	sub cf::map::normalise;
121		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
122	#############################################################################	189	#############################################################################
123		190
		191	%REFLECT = ();
		192	for (@REFLECT) {
		193	my $reflect = JSON::XS::decode_json $_;
		194	$REFLECT{$reflect->{class}} = $reflect;
		195	}
		196
		197	# this is decidedly evil
		198	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		199
		200	#############################################################################
		201
124	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
125		203
126	=over 4	204	=over 4
127		205
128	=item $cf::UPTIME	206	=item $cf::UPTIME
129		207
130	The timestamp of the server start (so not actually an uptime).	208	The timestamp of the server start (so not actually an "uptime").
		209
		210	=item $cf::SERVER_TICK
		211
		212	An unsigned integer that starts at zero when the server is started and is
		213	incremented on every tick.
		214
		215	=item $cf::NOW
		216
		217	The (real) time of the last (current) server tick - updated before and
		218	after tick processing, so this is useful only as a rough "what time is it
		219	now" estimate.
		220
		221	=item $cf::TICK
		222
		223	The interval between each server tick, in seconds.
131		224
132	=item $cf::RUNTIME	225	=item $cf::RUNTIME
133		226
134	The time this server has run, starts at 0 and is increased by $cf::TICK on	227	The time this server has run, starts at 0 and is increased by $cf::TICK on
135	every server tick.	228	every server tick.
136		229
137	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
138	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
139	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
140		233
141	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
142	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
143	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
144	database environment.	237	database environment.
145		238
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	239	=item $cf::LOADAVG
155		240
156	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
157	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
158	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
161		246
162	The raw value load value from the last tick.	247	The raw value load value from the last tick.
163		248
164	=item %cf::CFG	249	=item %cf::CFG
165		250
166	Configuration for the server, loaded from C</etc/crossfire/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
167	from wherever your confdir points to.	252	from wherever your confdir points to.
168		253
169	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
170		255
171	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
172	returns directly I<after> the tick processing (and consequently, can only wake one process	257	returns directly I<after> the tick processing (and consequently, can only wake one thread
173	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	258	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
174		259
		260	Note that cf::Wait_for_tick will immediately return when the server is not
		261	ticking, making it suitable for small pauses in threads that need to run
		262	when the server is paused. If that is not applicable (i.e. you I<really>
		263	want to wait, use C<$cf::WAIT_FOR_TICK>).
		264
		265	=item $cf::WAIT_FOR_TICK
		266
		267	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		268	variable contains a L<Coro::Signal> that is broadcats after every server
		269	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		270	next server tick.
		271
		272	=cut
		273
		274	sub wait_for_tick();
		275	sub wait_for_tick_begin();
		276
175	=item @cf::INVOKE_RESULTS	277	=item @cf::INVOKE_RESULTS
176		278
177	This array contains the results of the last C<invoke ()> call. When	279	This array contains the results of the last C<invoke ()> call. When
178	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	280	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
179	that call.	281	that call.
180		282
		283	=item %cf::REFLECT
		284
		285	Contains, for each (C++) class name, a hash reference with information
		286	about object members (methods, scalars, arrays and flags) and other
		287	metadata, which is useful for introspection.
		288
181	=back	289	=back
182		290
183	=cut	291	=cut
184		292
185	BEGIN {	293	sub error(@) { LOG llevError, join "", @_ }
186	*CORE::GLOBAL::warn = sub {	294	sub warn (@) { LOG llevWarn , join "", @_ }
		295	sub info (@) { LOG llevInfo , join "", @_ }
		296	sub debug(@) { LOG llevDebug, join "", @_ }
		297	sub trace(@) { LOG llevTrace, join "", @_ }
		298
		299	$Coro::State::WARNHOOK = sub {
187	my $msg = join "", @_;	300	my $msg = join "", @_;
188		301
189	$msg .= "\n"	302	$msg .= "\n"
190	unless $msg =~ /\n$/;	303	unless $msg =~ /\n$/;
191		304
192	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	305	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
193		306
194	LOG llevError, $msg;	307	LOG llevWarn, $msg;
195	};	308	};
196	}	309
		310	$Coro::State::DIEHOOK = sub {
		311	return unless $^S eq 0; # "eq", not "=="
		312
		313	error Carp::longmess $_[0];
		314
		315	if (in_main) {#d#
		316	error "DIEHOOK called in main context, Coro bug?\n";#d#
		317	return;#d#
		318	}#d#
		319
		320	# kill coroutine otherwise
		321	Coro::terminate
		322	};
197		323
198	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	324	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
199	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	325	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
200	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	326	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
201	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	327	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
208	for my $pkg (qw(	334	for my $pkg (qw(
209	cf::global cf::attachable	335	cf::global cf::attachable
210	cf::object cf::object::player	336	cf::object cf::object::player
211	cf::client cf::player	337	cf::client cf::player
212	cf::arch cf::living	338	cf::arch cf::living
		339	cf::map cf::mapspace
213	cf::map cf::party cf::region	340	cf::party cf::region
214	)) {	341	)) {
215	no strict 'refs';
216	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	342	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
217	}	343	}
218		344
219	$Event::DIED = sub {	345	$EV::DIED = sub {
220	warn "error in event callback: @_";	346	warn "error in event callback: $@";
221	};	347	};
		348
		349	#############################################################################
		350
		351	sub fork_call(&@);
		352	sub get_slot($;$$);
222		353
223	#############################################################################	354	#############################################################################
224		355
225	=head2 UTILITY FUNCTIONS	356	=head2 UTILITY FUNCTIONS
226		357
…		…
247	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	378	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
248	$d	379	$d
249	} || "[unable to dump $_[0]: '$@']";	380	} || "[unable to dump $_[0]: '$@']";
250	}	381	}
251		382
		383	=item $scalar = cf::load_file $path
		384
		385	Loads the given file from path and returns its contents. Croaks on error
		386	and can block.
		387
		388	=cut
		389
		390	sub load_file($) {
		391	0 <= aio_load $_[0], my $data
		392	or Carp::croak "$_[0]: $!";
		393
		394	$data
		395	}
		396
		397	=item $success = cf::replace_file $path, $data, $sync
		398
		399	Atomically replaces the file at the given $path with new $data, and
		400	optionally $sync the data to disk before replacing the file.
		401
		402	=cut
		403
		404	sub replace_file($$;$) {
		405	my ($path, $data, $sync) = @_;
		406
		407	my $lock = cf::lock_acquire ("replace_file:$path");
		408
		409	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		410	or return;
		411
		412	$data = $data->() if ref $data;
		413
		414	length $data == aio_write $fh, 0, (length $data), $data, 0
		415	or return;
		416
		417	!$sync
		418	or !aio_fsync $fh
		419	or return;
		420
		421	aio_close $fh
		422	and return;
		423
		424	aio_rename "$path~", $path
		425	and return;
		426
		427	if ($sync) {
		428	$path =~ s%/[^/]*$%%;
		429	aio_pathsync $path;
		430	}
		431
		432	1
		433	}
		434
252	=item $ref = cf::from_json $json	435	=item $ref = cf::decode_json $json
253		436
254	Converts a JSON string into the corresponding perl data structure.	437	Converts a JSON string into the corresponding perl data structure.
255		438
256	=item $json = cf::to_json $ref	439	=item $json = cf::encode_json $ref
257		440
258	Converts a perl data structure into its JSON representation.	441	Converts a perl data structure into its JSON representation.
259		442
260	=cut	443	=cut
261		444
262	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	445	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
263		446
264	sub to_json ($) { $json_coder->encode ($_[0]) }	447	sub encode_json($) { $json_coder->encode ($_[0]) }
265	sub from_json ($) { $json_coder->decode ($_[0]) }	448	sub decode_json($) { $json_coder->decode ($_[0]) }
		449
		450	=item $ref = cf::decode_storable $scalar
		451
		452	Same as Coro::Storable::thaw, so blocks.
		453
		454	=cut
		455
		456	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		457
		458	=item $ref = cf::decode_yaml $scalar
		459
		460	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		461
		462	=cut
		463
		464	sub decode_yaml($) {
		465	fork_call { YAML::XS::Load $_[0] } @_
		466	}
		467
		468	=item $scalar = cf::unlzf $scalar
		469
		470	Same as Compress::LZF::compress, but takes server ticks into account, so
		471	blocks.
		472
		473	=cut
		474
		475	sub unlzf($) {
		476	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		477	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		478	Compress::LZF::decompress $_[0]
		479	}
		480
		481	=item cf::post_init { BLOCK }
		482
		483	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		484	but I<before> the server starts ticking again.
		485
		486	The codeblock will have a single boolean argument to indicate whether this
		487	is a reload or not.
		488
		489	=cut
		490
		491	sub post_init(&) {
		492	push @POST_INIT, shift;
		493	}
		494
		495	sub _post_init {
		496	trace "running post_init jobs";
		497
		498	# run them in parallel...
		499
		500	my @join;
		501
		502	while () {
		503	push @join, map &Coro::async ($_, 0), @POST_INIT;
		504	@POST_INIT = ();
		505
		506	@join or last;
		507
		508	(pop @join)->join;
		509	}
		510	}
266		511
267	=item cf::lock_wait $string	512	=item cf::lock_wait $string
268		513
269	Wait until the given lock is available. See cf::lock_acquire.	514	Wait until the given lock is available. See cf::lock_acquire.
270		515
271	=item my $lock = cf::lock_acquire $string	516	=item my $lock = cf::lock_acquire $string
272		517
273	Wait until the given lock is available and then acquires it and returns	518	Wait until the given lock is available and then acquires it and returns
274	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	519	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
275	for example when the coroutine gets canceled), the lock is automatically	520	for example when the coroutine gets canceled), the lock is automatically
276	returned.	521	returned.
277		522
278	Locks are *not* recursive, locking from the same coro twice results in a	523	Locks are *not* recursive, locking from the same coro twice results in a
279	deadlocked coro.	524	deadlocked coro.
…		…
285		530
286	Return true if the lock is currently active, i.e. somebody has locked it.	531	Return true if the lock is currently active, i.e. somebody has locked it.
287		532
288	=cut	533	=cut
289		534
290	our %LOCK;	535	our $LOCKS = new Coro::SemaphoreSet;
291	our %LOCKER;#d#
292		536
293	sub lock_wait($) {	537	sub lock_wait($) {
294	my ($key) = @_;	538	$LOCKS->wait ($_[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} }, $Coro::current;
304	Coro::schedule;
305	}
306	}	539	}
307		540
308	sub lock_acquire($) {	541	sub lock_acquire($) {
309	my ($key) = @_;	542	$LOCKS->guard ($_[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	}	543	}
323		544
324	sub lock_active($) {	545	sub lock_active($) {
325	my ($key) = @_;	546	$LOCKS->count ($_[0]) < 1
326
327	! ! $LOCK{$key}
328	}	547	}
329		548
330	sub freeze_mainloop {	549	sub freeze_mainloop {
331	return unless $TICK_WATCHER->is_active;	550	tick_inhibit_inc;
332		551
333	my $guard = Coro::guard {	552	&Guard::guard (\&tick_inhibit_dec);
334	$TICK_WATCHER->start;	553	}
335	};	554
336	$TICK_WATCHER->stop;	555	=item cf::periodic $interval, $cb
337	$guard	556
		557	Like EV::periodic, but randomly selects a starting point so that the actions
		558	get spread over time.
		559
		560	=cut
		561
		562	sub periodic($$) {
		563	my ($interval, $cb) = @_;
		564
		565	my $start = rand List::Util::min 180, $interval;
		566
		567	EV::periodic $start, $interval, 0, $cb
338	}	568	}
339		569
340	=item cf::get_slot $time[, $priority[, $name]]	570	=item cf::get_slot $time[, $priority[, $name]]
341		571
342	Allocate $time seconds of blocking CPU time at priority C<$priority>:	572	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	573	(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.	574	C<$time> seconds of cpu time till the next tick. The slot is only valid
		575	till the next cede.
		576
		577	Background jobs should use a priority les than zero, interactive jobs
		578	should use 100 or more.
345		579
346	The optional C<$name> can be used to identify the job to run. It might be	580	The optional C<$name> can be used to identify the job to run. It might be
347	used for statistical purposes and should identify the same time-class.	581	used for statistical purposes and should identify the same time-class.
348		582
349	Useful for short background jobs.	583	Useful for short background jobs.
350		584
351	=cut	585	=cut
352		586
353	our @SLOT_QUEUE;	587	our @SLOT_QUEUE;
354	our $SLOT_QUEUE;	588	our $SLOT_QUEUE;
		589	our $SLOT_DECAY = 0.9;
355		590
356	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	591	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
357	$SLOT_QUEUE = Coro::async {	592	$SLOT_QUEUE = Coro::async {
		593	$Coro::current->desc ("timeslot manager");
		594
358	my $signal = new Coro::Signal;	595	my $signal = new Coro::Signal;
		596	my $busy;
359		597
360	while () {	598	while () {
361	next_job:	599	next_job:
		600
362	my $avail = cf::till_tick;	601	my $avail = cf::till_tick;
363	if ($avail > 0.01) {	602
364	for (0 .. $#SLOT_QUEUE) {	603	for (0 .. $#SLOT_QUEUE) {
365	if ($SLOT_QUEUE[$_][0] < $avail) {	604	if ($SLOT_QUEUE[$_][0] <= $avail) {
		605	$busy = 0;
366	my $job = splice @SLOT_QUEUE, $_, 1, ();	606	my $job = splice @SLOT_QUEUE, $_, 1, ();
367	$job->[2]->send;	607	$job->[2]->send;
368	Coro::cede;	608	Coro::cede;
369	goto next_job;	609	goto next_job;
370	}	610	} else {
		611	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
371	}	612	}
372	}	613	}
373		614
374	if (@SLOT_QUEUE) {	615	if (@SLOT_QUEUE) {
375	# we do not use wait_For_tick() as it returns immediately when tick is inactive	616	# we do not use wait_for_tick() as it returns immediately when tick is inactive
376	push @cf::WAIT_FOR_TICK, $signal;	617	$WAIT_FOR_TICK->wait;
377	$signal->wait;
378	} else {	618	} else {
		619	$busy = 0;
379	Coro::schedule;	620	Coro::schedule;
380	}	621	}
381	}	622	}
382	};	623	};
383		624
384	sub get_slot($;$$) {	625	sub get_slot($;$$) {
		626	return if tick_inhibit || $Coro::current == $Coro::main;
		627
385	my ($time, $pri, $name) = @_;	628	my ($time, $pri, $name) = @_;
386		629
387	$time = $TICK * .6 if $time > $TICK * .6;	630	$time = clamp $time, 0.01, $TICK * .6;
		631
388	my $sig = new Coro::Signal;	632	my $sig = new Coro::Signal;
389		633
390	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	634	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
391	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	635	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
392	$SLOT_QUEUE->ready;	636	$SLOT_QUEUE->ready;
…		…
403		647
404	BEGIN { *async = \&Coro::async_pool }	648	BEGIN { *async = \&Coro::async_pool }
405		649
406	=item cf::sync_job { BLOCK }	650	=item cf::sync_job { BLOCK }
407		651
408	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	652	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	653	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	654	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
411	acceptable.	655	acceptable.
412		656
413	If it must be done, put the blocking parts into C<sync_job>. This will run	657	If it must be done, put the blocking parts into C<sync_job>. This will run
414	the given BLOCK in another coroutine while waiting for the result. The	658	the given BLOCK in another coroutine while waiting for the result. The
…		…
418	=cut	662	=cut
419		663
420	sub sync_job(&) {	664	sub sync_job(&) {
421	my ($job) = @_;	665	my ($job) = @_;
422		666
423	if ($Coro::current == $Coro::main) {	667	if (in_main) {
424	my $time = Event::time;	668	my $time = AE::time;
425		669
426	# this is the main coro, too bad, we have to block	670	# this is the main coro, too bad, we have to block
427	# till the operation succeeds, freezing the server :/	671	# till the operation succeeds, freezing the server :/
428		672
429	# TODO: use suspend/resume instead	673	#LOG llevError, Carp::longmess "sync job";#d#
430	# (but this is cancel-safe)	674
431	my $freeze_guard = freeze_mainloop;	675	my $freeze_guard = freeze_mainloop;
432		676
433	my $busy = 1;	677	my $busy = 1;
434	my @res;	678	my @res;
435		679
436	(async {	680	(async {
		681	$Coro::current->desc ("sync job coro");
437	@res = eval { $job->() };	682	@res = eval { $job->() };
438	warn $@ if $@;	683	error $@ if $@;
439	undef $busy;	684	undef $busy;
440	})->prio (Coro::PRIO_MAX);	685	})->prio (Coro::PRIO_MAX);
441		686
442	while ($busy) {	687	while ($busy) {
443	Coro::cede or Event::one_event;	688	if (Coro::nready) {
		689	Coro::cede_notself;
		690	} else {
		691	EV::loop EV::LOOP_ONESHOT;
444	}	692	}
		693	}
445		694
446	$time = Event::time - $time;	695	my $time = AE::time - $time;
447		696
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	697	$TICK_START += $time; # do not account sync jobs to server load
452		698
453	wantarray ? @res : $res[0]	699	wantarray ? @res : $res[0]
454	} else {	700	} else {
455	# we are in another coroutine, how wonderful, everything just works	701	# we are in another coroutine, how wonderful, everything just works
456		702
…		…
476	$EXT_CORO{$coro+0} = $coro;	722	$EXT_CORO{$coro+0} = $coro;
477		723
478	$coro	724	$coro
479	}	725	}
480		726
481	=item fork_call { }, $args	727	=item fork_call { }, @args
482		728
483	Executes the given code block with the given arguments in a seperate	729	Executes the given code block with the given arguments in a seperate
484	process, returning the results. Everything must be serialisable with	730	process, returning the results. Everything must be serialisable with
485	Coro::Storable. May, of course, block. Note that the executed sub may	731	Coro::Storable. May, of course, block. Note that the executed sub may
486	never block itself or use any form of Event handling.	732	never block itself or use any form of event handling.
487		733
488	=cut	734	=cut
		735
		736	sub post_fork {
		737	reset_signals;
		738	}
489		739
490	sub fork_call(&@) {	740	sub fork_call(&@) {
491	my ($cb, @args) = @_;	741	my ($cb, @args) = @_;
492		742
493	# we seemingly have to make a local copy of the whole thing,	743	# we seemingly have to make a local copy of the whole thing,
494	# otherwise perl prematurely frees the stuff :/	744	# otherwise perl prematurely frees the stuff :/
495	# TODO: investigate and fix (likely this will be rather laborious)	745	# TODO: investigate and fix (likely this will be rather laborious)
496		746
497	my @res = Coro::Util::fork_eval {	747	my @res = Coro::Util::fork_eval {
498	reset_signals;	748	cf::post_fork;
499	&$cb	749	&$cb
500	}, @args;	750	} @args;
501		751
502	wantarray ? @res : $res[-1]	752	wantarray ? @res : $res[-1]
		753	}
		754
		755	sub objinfo {
		756	(
		757	"counter value" => cf::object::object_count,
		758	"objects created" => cf::object::create_count,
		759	"objects destroyed" => cf::object::destroy_count,
		760	"freelist size" => cf::object::free_count,
		761	"allocated objects" => cf::object::objects_size,
		762	"active objects" => cf::object::actives_size,
		763	)
		764	}
		765
		766	=item $coin = coin_from_name $name
		767
		768	=cut
		769
		770	our %coin_alias = (
		771	"silver" => "silvercoin",
		772	"silvercoin" => "silvercoin",
		773	"silvercoins" => "silvercoin",
		774	"gold" => "goldcoin",
		775	"goldcoin" => "goldcoin",
		776	"goldcoins" => "goldcoin",
		777	"platinum" => "platinacoin",
		778	"platinumcoin" => "platinacoin",
		779	"platinumcoins" => "platinacoin",
		780	"platina" => "platinacoin",
		781	"platinacoin" => "platinacoin",
		782	"platinacoins" => "platinacoin",
		783	"royalty" => "royalty",
		784	"royalties" => "royalty",
		785	);
		786
		787	sub coin_from_name($) {
		788	$coin_alias{$_[0]}
		789	? cf::arch::find $coin_alias{$_[0]}
		790	: undef
503	}	791	}
504		792
505	=item $value = cf::db_get $family => $key	793	=item $value = cf::db_get $family => $key
506		794
507	Returns a single value from the environment database.	795	Returns a single value from the environment database.
…		…
517	within each server.	805	within each server.
518		806
519	=cut	807	=cut
520		808
521	sub db_table($) {	809	sub db_table($) {
		810	cf::error "db_get called from main context"
		811	if $Coro::current == $Coro::main;
		812
522	my ($name) = @_;	813	my ($name) = @_;
523	my $db = BDB::db_create $DB_ENV;	814	my $db = BDB::db_create $DB_ENV;
524		815
525	eval {	816	eval {
526	$db->set_flags (BDB::CHKSUM);	817	$db->set_flags (BDB::CHKSUM);
…		…
536	}	827	}
537		828
538	our $DB;	829	our $DB;
539		830
540	sub db_init {	831	sub db_init {
541	cf::sync_job {
542	$DB ||= db_table "db";	832	$DB ||= db_table "db";
543	};
544	}	833	}
545		834
546	sub db_get($$) {	835	sub db_get($$) {
547	my $key = "$_[0]/$_[1]";	836	my $key = "$_[0]/$_[1]";
548		837
549	cf::sync_job {	838	cf::error "db_get called from main context"
		839	if $Coro::current == $Coro::main;
		840
550	BDB::db_get $DB, undef, $key, my $data;	841	BDB::db_get $DB, undef, $key, my $data;
551		842
552	$! ? ()	843	$! ? ()
553	: $data	844	: $data
554	}
555	}	845	}
556		846
557	sub db_put($$$) {	847	sub db_put($$$) {
558	BDB::dbreq_pri 4;	848	BDB::dbreq_pri 4;
559	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	849	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
587		877
588	my @data;	878	my @data;
589	my $md5;	879	my $md5;
590		880
591	for (0 .. $#$src) {	881	for (0 .. $#$src) {
592	0 <= aio_load $src->[$_], $data[$_]	882	$data[$_] = load_file $src->[$_];
593	or Carp::croak "$src->[$_]: $!";
594	}	883	}
595		884
596	# if processing is expensive, check	885	# if processing is expensive, check
597	# checksum first	886	# checksum first
598	if (1) {	887	if (1) {
…		…
611		900
612	return db_get cache => "$id/data";	901	return db_get cache => "$id/data";
613	}	902	}
614	}	903	}
615		904
616	my $t1 = Time::HiRes::time;	905	my $t1 = EV::time;
617	my $data = $process->(\@data);	906	my $data = $process->(\@data);
618	my $t2 = Time::HiRes::time;	907	my $t2 = EV::time;
619		908
620	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	909	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
621		910
622	db_put cache => "$id/data", $data;	911	db_put cache => "$id/data", $data;
623	db_put cache => "$id/md5" , $md5;	912	db_put cache => "$id/md5" , $md5;
624	db_put cache => "$id/meta", $meta;	913	db_put cache => "$id/meta", $meta;
625		914
…		…
635		924
636	=cut	925	=cut
637		926
638	sub datalog($@) {	927	sub datalog($@) {
639	my ($type, %kv) = @_;	928	my ($type, %kv) = @_;
640	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	929	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
641	}	930	}
642		931
643	=back	932	=back
644		933
645	=cut	934	=cut
646		935
647	#############################################################################	936	#############################################################################
648		937
649	=head2 ATTACHABLE OBJECTS	938	=head2 ATTACHABLE OBJECTS
650		939
651	Many objects in crossfire are so-called attachable objects. That means you can	940	Many objects in deliantra are so-called attachable objects. That means you can
652	attach callbacks/event handlers (a collection of which is called an "attachment")	941	attach callbacks/event handlers (a collection of which is called an "attachment")
653	to it. All such attachable objects support the following methods.	942	to it. All such attachable objects support the following methods.
654		943
655	In the following description, CLASS can be any of C<global>, C<object>	944	In the following description, CLASS can be any of C<global>, C<object>
656	C<player>, C<client> or C<map> (i.e. the attachable objects in	945	C<player>, C<client> or C<map> (i.e. the attachable objects in
657	Crossfire TRT).	946	Deliantra).
658		947
659	=over 4	948	=over 4
660		949
661	=item $attachable->attach ($attachment, key => $value...)	950	=item $attachable->attach ($attachment, key => $value...)
662		951
…		…
706	=item cf::CLASS::attachment $name, ...	995	=item cf::CLASS::attachment $name, ...
707		996
708	Register an attachment by C<$name> through which attachable objects of the	997	Register an attachment by C<$name> through which attachable objects of the
709	given CLASS can refer to this attachment.	998	given CLASS can refer to this attachment.
710		999
711	Some classes such as crossfire maps and objects can specify attachments	1000	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.	1001	that are attached at load/instantiate time, thus the need for a name.
713		1002
714	These calls expect any number of the following handler/hook descriptions:	1003	These calls expect any number of the following handler/hook descriptions:
715		1004
716	=over 4	1005	=over 4
…		…
840		1129
841	} elsif (exists $cb_id{$type}) {	1130	} elsif (exists $cb_id{$type}) {
842	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1131	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
843		1132
844	} elsif (ref $type) {	1133	} elsif (ref $type) {
845	warn "attaching objects not supported, ignoring.\n";	1134	error "attaching objects not supported, ignoring.\n";
846		1135
847	} else {	1136	} else {
848	shift @arg;	1137	shift @arg;
849	warn "attach argument '$type' not supported, ignoring.\n";	1138	error "attach argument '$type' not supported, ignoring.\n";
850	}	1139	}
851	}	1140	}
852	}	1141	}
853		1142
854	sub _object_attach {	1143	sub _object_attach {
…		…
864	_attach $registry, $klass, @attach;	1153	_attach $registry, $klass, @attach;
865	}	1154	}
866		1155
867	$obj->{$name} = \%arg;	1156	$obj->{$name} = \%arg;
868	} else {	1157	} else {
869	warn "object uses attachment '$name' which is not available, postponing.\n";	1158	info "object uses attachment '$name' which is not available, postponing.\n";
870	}	1159	}
871		1160
872	$obj->{_attachment}{$name} = undef;	1161	$obj->{_attachment}{$name} = undef;
873	}	1162	}
874		1163
…		…
933		1222
934	for (@$callbacks) {	1223	for (@$callbacks) {
935	eval { &{$_->[1]} };	1224	eval { &{$_->[1]} };
936		1225
937	if ($@) {	1226	if ($@) {
938	warn "$@";
939	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1227	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
940	override;	1228	override;
941	}	1229	}
942		1230
943	return 1 if $override;	1231	return 1 if $override;
944	}	1232	}
945		1233
946	0	1234	0
947	}	1235	}
948		1236
949	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1237	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
950		1238
951	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1239	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
952		1240
953	Generate an object-specific event with the given arguments.	1241	Generate an object-specific event with the given arguments.
954		1242
…		…
960		1248
961	=cut	1249	=cut
962		1250
963	#############################################################################	1251	#############################################################################
964	# object support	1252	# object support
965	#
966		1253
		1254	sub _object_equal($$);
		1255	sub _object_equal($$) {
		1256	my ($a, $b) = @_;
		1257
		1258	return 0 unless (ref $a) eq (ref $b);
		1259
		1260	if ("HASH" eq ref $a) {
		1261	my @ka = keys %$a;
		1262	my @kb = keys %$b;
		1263
		1264	return 0 if @ka != @kb;
		1265
		1266	for (0 .. $#ka) {
		1267	return 0 unless $ka[$_] eq $kb[$_];
		1268	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1269	}
		1270
		1271	} elsif ("ARRAY" eq ref $a) {
		1272
		1273	return 0 if @$a != @$b;
		1274
		1275	for (0 .. $#$a) {
		1276	return 0 unless _object_equal $a->[$_], $b->[$_];
		1277	}
		1278
		1279	} elsif ($a ne $b) {
		1280	return 0;
		1281	}
		1282
		1283	1
		1284	}
		1285
		1286	our $SLOW_MERGES;#d#
967	sub _can_merge {	1287	sub _can_merge {
968	my ($ob1, $ob2) = @_;	1288	my ($ob1, $ob2) = @_;
969		1289
970	local $Storable::canonical = 1;	1290	++$SLOW_MERGES;#d#
971	my $fob1 = Storable::freeze $ob1;
972	my $fob2 = Storable::freeze $ob2;
973		1291
974	$fob1 eq $fob2	1292	# we do the slow way here
		1293	return _object_equal $ob1, $ob2
975	}	1294	}
976		1295
977	sub reattach {	1296	sub reattach {
978	# basically do the same as instantiate, without calling instantiate	1297	# basically do the same as instantiate, without calling instantiate
979	my ($obj) = @_;	1298	my ($obj) = @_;
980		1299
		1300	# no longer needed after getting rid of delete_package?
981	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1301	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
982		1302
983	my $registry = $obj->registry;	1303	my $registry = $obj->registry;
984		1304
985	@$registry = ();	1305	@$registry = ();
986		1306
…		…
991	for (@$attach) {	1311	for (@$attach) {
992	my ($klass, @attach) = @$_;	1312	my ($klass, @attach) = @$_;
993	_attach $registry, $klass, @attach;	1313	_attach $registry, $klass, @attach;
994	}	1314	}
995	} else {	1315	} else {
996	warn "object uses attachment '$name' that is not available, postponing.\n";	1316	info "object uses attachment '$name' that is not available, postponing.\n";
997	}	1317	}
998	}	1318	}
999	}	1319	}
1000		1320
1001	cf::attachable->attach (	1321	cf::attachable->attach (
1002	prio => -1000000,	1322	prio => -1000000,
1003	on_instantiate => sub {	1323	on_instantiate => sub {
1004	my ($obj, $data) = @_;	1324	my ($obj, $data) = @_;
1005		1325
1006	$data = from_json $data;	1326	$data = decode_json $data;
1007		1327
1008	for (@$data) {	1328	for (@$data) {
1009	my ($name, $args) = @$_;	1329	my ($name, $args) = @$_;
1010		1330
1011	$obj->attach ($name, %{$args || {} });	1331	$obj->attach ($name, %{$args || {} });
…		…
1025	);	1345	);
1026		1346
1027	sub object_freezer_save {	1347	sub object_freezer_save {
1028	my ($filename, $rdata, $objs) = @_;	1348	my ($filename, $rdata, $objs) = @_;
1029		1349
1030	my $guard = cf::lock_acquire "io";
1031
1032	sync_job {	1350	sync_job {
1033	if (length $$rdata) {	1351	if (length $$rdata) {
1034	utf8::decode (my $decname = $filename);	1352	utf8::decode (my $decname = $filename);
1035	warn sprintf "saving %s (%d,%d)\n",	1353	trace sprintf "saving %s (%d,%d)\n",
1036	$decname, length $$rdata, scalar @$objs;	1354	$decname, length $$rdata, scalar @$objs
		1355	if $VERBOSE_IO;
1037		1356
1038	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1357	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1039	chmod SAVE_MODE, $fh;	1358	aio_chmod $fh, SAVE_MODE;
1040	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1359	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1041	aio_fsync $fh if $cf::USE_FSYNC;	1360	if ($cf::USE_FSYNC) {
		1361	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1362	aio_fsync $fh;
		1363	}
1042	close $fh;	1364	aio_close $fh;
1043		1365
1044	if (@$objs) {	1366	if (@$objs) {
1045	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1367	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1046	chmod SAVE_MODE, $fh;	1368	aio_chmod $fh, SAVE_MODE;
1047	my $data = Storable::nfreeze { version => 1, objs => $objs };	1369	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1048	aio_write $fh, 0, (length $data), $data, 0;	1370	aio_write $fh, 0, (length $data), $data, 0;
1049	aio_fsync $fh if $cf::USE_FSYNC;	1371	if ($cf::USE_FSYNC) {
		1372	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1373	aio_fsync $fh;
		1374	}
1050	close $fh;	1375	aio_close $fh;
1051	aio_rename "$filename.pst~", "$filename.pst";	1376	aio_rename "$filename.pst~", "$filename.pst";
1052	}	1377	}
1053	} else {	1378	} else {
1054	aio_unlink "$filename.pst";	1379	aio_unlink "$filename.pst";
1055	}	1380	}
1056		1381
1057	aio_rename "$filename~", $filename;	1382	aio_rename "$filename~", $filename;
		1383
		1384	$filename =~ s%/[^/]+$%%;
		1385	aio_pathsync $filename if $cf::USE_FSYNC;
1058	} else {	1386	} else {
1059	warn "FATAL: $filename~: $!\n";	1387	error "unable to save objects: $filename~: $!\n";
1060	}	1388	}
1061	} else {	1389	} else {
1062	aio_unlink $filename;	1390	aio_unlink $filename;
1063	aio_unlink "$filename.pst";	1391	aio_unlink "$filename.pst";
1064	}	1392	}
1065	};	1393	};
1066
1067	undef $guard;
1068	}	1394	}
1069		1395
1070	sub object_freezer_as_string {	1396	sub object_freezer_as_string {
1071	my ($rdata, $objs) = @_;	1397	my ($rdata, $objs) = @_;
1072		1398
…		…
1077		1403
1078	sub object_thawer_load {	1404	sub object_thawer_load {
1079	my ($filename) = @_;	1405	my ($filename) = @_;
1080		1406
1081	my ($data, $av);	1407	my ($data, $av);
1082
1083	my $guard = cf::lock_acquire "io";
1084		1408
1085	(aio_load $filename, $data) >= 0	1409	(aio_load $filename, $data) >= 0
1086	or return;	1410	or return;
1087		1411
1088	unless (aio_stat "$filename.pst") {	1412	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1413	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1414	or return;
1091		1415
1092	undef $guard;
1093	$av = eval { (Storable::thaw $av)->{objs} };	1416	my $st = eval { Coro::Storable::thaw $av };
		1417	$av = $st->{objs};
1094	}	1418	}
1095		1419
1096	utf8::decode (my $decname = $filename);	1420	utf8::decode (my $decname = $filename);
1097	warn sprintf "loading %s (%d,%d)\n",	1421	trace sprintf "loading %s (%d,%d)\n",
1098	$decname, length $data, scalar @{$av || []};	1422	$decname, length $data, scalar @{$av || []}
		1423	if $VERBOSE_IO;
1099		1424
1100	($data, $av)	1425	($data, $av)
1101	}	1426	}
1102		1427
1103	=head2 COMMAND CALLBACKS	1428	=head2 COMMAND CALLBACKS
…		…
1107	=cut	1432	=cut
1108		1433
1109	#############################################################################	1434	#############################################################################
1110	# command handling &c	1435	# command handling &c
1111		1436
1112	=item cf::register_command $name => \&callback($ob,$args);	1437	=item cf::register_command $name => \&callback($ob,$args)
1113		1438
1114	Register a callback for execution when the client sends the user command	1439	Register a callback for execution when the client sends the user command
1115	$name.	1440	$name.
1116		1441
1117	=cut	1442	=cut
…		…
1123	#warn "registering command '$name/$time' to '$caller'";	1448	#warn "registering command '$name/$time' to '$caller'";
1124		1449
1125	push @{ $COMMAND{$name} }, [$caller, $cb];	1450	push @{ $COMMAND{$name} }, [$caller, $cb];
1126	}	1451	}
1127		1452
1128	=item cf::register_extcmd $name => \&callback($pl,$packet);	1453	=item cf::register_extcmd $name => \&callback($pl,@args)
1129		1454
1130	Register a callback for execution when the client sends an (synchronous)	1455	Register a callback for execution when the client sends an (synchronous)
1131	extcmd packet. Ext commands will be processed in the order they are	1456	extcmd packet. Ext commands will be processed in the order they are
1132	received by the server, like other user commands. The first argument is	1457	received by the server, like other user commands. The first argument is
1133	the logged-in player. Ext commands can only be processed after a player	1458	the logged-in player. Ext commands can only be processed after a player
1134	has logged in successfully.	1459	has logged in successfully.
1135		1460
1136	If the callback returns something, it is sent back as if reply was being	1461	The values will be sent back to the client.
1137	called.
1138		1462
		1463	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1464
		1465	Same as C<cf::register_extcmd>, but instead of returning values, the
		1466	callback needs to clal the C<$reply> function.
		1467
1139	=item cf::register_exticmd $name => \&callback($ns,$packet);	1468	=item cf::register_exticmd $name => \&callback($ns,@args)
1140		1469
1141	Register a callback for execution when the client sends an (asynchronous)	1470	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	1471	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	1472	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	1473	is a client socket. Exti commands can be received anytime, even before
1145	log-in.	1474	log-in.
1146		1475
1147	If the callback returns something, it is sent back as if reply was being	1476	The values will be sent back to the client.
1148	called.
1149		1477
1150	=cut	1478	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1151		1479
		1480	Same as C<cf::register_extcmd>, but instead of returning values, the
		1481	callback needs to clal the C<$reply> function.
		1482
		1483	=cut
		1484
1152	sub register_extcmd {	1485	sub register_extcmd($$) {
1153	my ($name, $cb) = @_;	1486	my ($name, $cb) = @_;
1154		1487
1155	$EXTCMD{$name} = $cb;	1488	$EXTCMD{$name} = $cb;
1156	}	1489	}
1157		1490
1158	sub register_exticmd {	1491	sub register_async_extcmd($$) {
1159	my ($name, $cb) = @_;	1492	my ($name, $cb) = @_;
1160		1493
		1494	$EXTACMD{$name} = $cb;
		1495	}
		1496
		1497	sub register_exticmd($$) {
		1498	my ($name, $cb) = @_;
		1499
1161	$EXTICMD{$name} = $cb;	1500	$EXTICMD{$name} = $cb;
1162	}	1501	}
1163		1502
		1503	sub register_async_exticmd($$) {
		1504	my ($name, $cb) = @_;
		1505
		1506	$EXTIACMD{$name} = $cb;
		1507	}
		1508
		1509	use File::Glob ();
		1510
1164	cf::player->attach (	1511	cf::player->attach (
1165	on_command => sub {	1512	on_unknown_command => sub {
1166	my ($pl, $name, $params) = @_;	1513	my ($pl, $name, $params) = @_;
1167		1514
1168	my $cb = $COMMAND{$name}	1515	my $cb = $COMMAND{$name}
1169	or return;	1516	or return;
1170		1517
…		…
1178	my ($pl, $buf) = @_;	1525	my ($pl, $buf) = @_;
1179		1526
1180	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1527	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1181		1528
1182	if (ref $msg) {	1529	if (ref $msg) {
1183	my ($type, $reply, @payload) =	1530	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		1531
1188	my @reply;
1189
1190	if (my $cb = $EXTCMD{$type}) {	1532	if (my $cb = $EXTACMD{$type}) {
		1533	$cb->(
		1534	$pl,
		1535	sub {
		1536	$pl->ext_msg ("reply-$reply", @_)
		1537	if $reply;
		1538	},
		1539	@payload
		1540	);
		1541	} else {
		1542	my @reply;
		1543
		1544	if (my $cb = $EXTCMD{$type}) {
1191	@reply = $cb->($pl, @payload);	1545	@reply = $cb->($pl, @payload);
		1546	}
		1547
		1548	$pl->ext_msg ("reply-$reply", @reply)
		1549	if $reply;
1192	}	1550	}
1193		1551
1194	$pl->ext_reply ($reply, @reply)
1195	if $reply;
1196
1197	} else {	1552	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1553	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1554	}
1200		1555
1201	cf::override;	1556	cf::override;
1202	},	1557	},
1203	);	1558	);
1204		1559
		1560	# "readahead" all extensions
		1561	sub cache_extensions {
		1562	my $grp = IO::AIO::aio_group;
		1563
		1564	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1565	for (grep /\.ext$/, @{$_[0]}) {
		1566	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1567	}
		1568	};
		1569
		1570	$grp
		1571	}
		1572
		1573	sub _ext_cfg_reg($$$$) {
		1574	my ($rvar, $varname, $cfgname, $default) = @_;
		1575
		1576	$cfgname = lc $varname
		1577	unless length $cfgname;
		1578
		1579	$EXT_CFG{$cfgname} = [$rvar, $default];
		1580
		1581	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1582	}
		1583
1205	sub load_extensions {	1584	sub load_extensions {
		1585	info "loading extensions...";
		1586
		1587	%EXT_CFG = ();
		1588
1206	cf::sync_job {	1589	cf::sync_job {
1207	my %todo;	1590	my %todo;
1208		1591
1209	for my $path (<$LIBDIR/*.ext>) {	1592	for my $path (<$LIBDIR/*.ext>) {
1210	next unless -r $path;	1593	next unless -r $path;
…		…
1228		1611
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1612	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1613	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1614
1232	$ext{source} =	1615	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1616	"package $pkg; use common::sense;\n"
1234	. "#line 1 \"$path\"\n{\n"	1617	. "#line 1 \"$path\"\n{\n"
1235	. $source	1618	. $source
1236	. "\n};\n1";	1619	. "\n};\n1";
1237		1620
1238	$todo{$base} = \%ext;	1621	$todo{$base} = \%ext;
1239	}	1622	}
1240		1623
		1624	my $pass = 0;
1241	my %done;	1625	my %done;
1242	while (%todo) {	1626	while (%todo) {
1243	my $progress;	1627	my $progress;
1244		1628
		1629	++$pass;
		1630
		1631	ext:
1245	while (my ($k, $v) = each %todo) {	1632	while (my ($k, $v) = each %todo) {
1246	for (split /,\s*/, $v->{meta}{depends}) {	1633	for (split /,\s*/, $v->{meta}{depends}) {
1247	goto skip	1634	next ext
1248	unless exists $done{$_};	1635	unless exists $done{$_};
1249	}	1636	}
1250		1637
1251	warn "... loading '$k' into '$v->{pkg}'\n";	1638	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1252		1639
1253	unless (eval $v->{source}) {	1640	my $source = $v->{source};
		1641
		1642	# support "CONF varname :confname = default" pseudo-statements
		1643	$source =~ s{
		1644	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1645	}{
		1646	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1647	}gmxe;
		1648
		1649	my $active = eval $source;
		1650
		1651	if (length $@) {
1254	my $msg = $@ ? "$v->{path}: $@\n"	1652	error "$v->{path}: $@\n";
1255	: "$v->{base}: extension inactive.\n";
1256		1653
		1654	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1655	if exists $v->{meta}{mandatory};
1258	warn $msg;	1656
1259	warn "mandatory extension failed to load, exiting.\n";	1657	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1260	exit 1;	1658	delete $todo{$k};
1261	}	1659	} else {
1262		1660	$done{$k} = delete $todo{$k};
1263	warn $msg;	1661	push @EXTS, $v->{pkg};
		1662	$progress = 1;
		1663
		1664	info "$v->{base}: extension inactive.\n"
		1665	unless $active;
1264	}	1666	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1667	}
1270		1668
1271	skip:	1669	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1670	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	unless $progress;	1671
		1672	while (my ($k, $v) = each %todo) {
		1673	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1674	if exists $v->{meta}{mandatory};
		1675	}
		1676
		1677	last;
		1678	}
1274	}	1679	}
1275	};	1680	};
1276	}	1681	}
1277		1682
1278	#############################################################################	1683	#############################################################################
1279		1684
1280	=back	1685	=back
1281		1686
1282	=head2 CORE EXTENSIONS	1687	=head2 CORE EXTENSIONS
1283		1688
1284	Functions and methods that extend core crossfire objects.	1689	Functions and methods that extend core deliantra objects.
1285		1690
1286	=cut	1691	=cut
1287		1692
1288	package cf::player;	1693	package cf::player;
1289		1694
…		…
1332		1737
1333	sub exists($) {	1738	sub exists($) {
1334	my ($login) = @_;	1739	my ($login) = @_;
1335		1740
1336	$cf::PLAYER{$login}	1741	$cf::PLAYER{$login}
1337	or cf::sync_job { !aio_stat path $login }	1742	or !aio_stat path $login
1338	}	1743	}
1339		1744
1340	sub find($) {	1745	sub find($) {
1341	return $cf::PLAYER{$_[0]} || do {	1746	return $cf::PLAYER{$_[0]} || do {
1342	my $login = $_[0];	1747	my $login = $_[0];
…		…
1352	aio_unlink +(playerdir $login) . "/$login.pl";	1757	aio_unlink +(playerdir $login) . "/$login.pl";
1353		1758
1354	my $f = new_from_file cf::object::thawer path $login	1759	my $f = new_from_file cf::object::thawer path $login
1355	or return;	1760	or return;
1356		1761
1357	$f->next;
1358	my $pl = cf::player::load_pl $f	1762	my $pl = cf::player::load_pl $f
1359	or return;	1763	or return;
		1764
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1765	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1766	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1767	$cf::PLAYER{$login} = $pl
1363	}	1768	}
1364	}	1769	}
1365	}	1770	}
1366		1771
		1772	cf::player->attach (
		1773	on_load => sub {
		1774	my ($pl, $path) = @_;
		1775
		1776	# restore slots saved in save, below
		1777	my $slots = delete $pl->{_slots};
		1778
		1779	$pl->ob->current_weapon ($slots->[0]);
		1780	$pl->combat_ob ($slots->[1]);
		1781	$pl->ranged_ob ($slots->[2]);
		1782	},
		1783	);
		1784
1367	sub save($) {	1785	sub save($) {
1368	my ($pl) = @_;	1786	my ($pl) = @_;
1369		1787
1370	return if $pl->{deny_save};	1788	return if $pl->{deny_save};
1371		1789
…		…
1374		1792
1375	return if $pl->{deny_save};	1793	return if $pl->{deny_save};
1376		1794
1377	aio_mkdir playerdir $pl, 0770;	1795	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1796	$pl->{last_save} = $cf::RUNTIME;
		1797
		1798	cf::get_slot 0.01;
		1799
		1800	# save slots, to be restored later
		1801	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1379		1802
1380	$pl->save_pl ($path);	1803	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1804	cf::cede_to_tick;
1382	}	1805	}
1383		1806
…		…
1415	my ($pl) = @_;	1838	my ($pl) = @_;
1416		1839
1417	my $name = $pl->ob->name;	1840	my $name = $pl->ob->name;
1418		1841
1419	$pl->{deny_save} = 1;	1842	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1843	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1421		1844
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1845	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1423	$pl->deactivate;	1846	$pl->deactivate;
		1847
		1848	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1849	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1850	ext::highscore::check ($pl->ob);
		1851
1425	$pl->ns->destroy if $pl->ns;	1852	$pl->ns->destroy if $pl->ns;
1426		1853
1427	my $path = playerdir $pl;	1854	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1855	my $temp = "$path~$cf::RUNTIME~deleting~";
1429	aio_rename $path, $temp;	1856	aio_rename $path, $temp;
…		…
1467		1894
1468	for my $login (@$dirs) {	1895	for my $login (@$dirs) {
1469	my $path = path $login;	1896	my $path = path $login;
1470		1897
1471	# a .pst is a dead give-away for a valid player	1898	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1899	# if no pst file found, open and chekc for blocked users
		1900	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1901	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1902	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1903	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1904	}
1477		1905
…		…
1481		1909
1482	\@logins	1910	\@logins
1483	}	1911	}
1484		1912
1485	=item $player->maps	1913	=item $player->maps
		1914
		1915	=item cf::player::maps $login
1486		1916
1487	Returns an arrayref of map paths that are private for this	1917	Returns an arrayref of map paths that are private for this
1488	player. May block.	1918	player. May block.
1489		1919
1490	=cut	1920	=cut
…		…
1508	}	1938	}
1509		1939
1510	\@paths	1940	\@paths
1511	}	1941	}
1512		1942
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1943	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1944
1515	Expand crossfire pod fragments into protocol xml.	1945	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		1946
1576	=item $player->ext_msg ($type, @msg)	1947	=item $player->ext_msg ($type, @msg)
1577		1948
1578	Sends an ext event to the client.	1949	Sends an ext event to the client.
1579		1950
…		…
1599		1970
1600	=cut	1971	=cut
1601		1972
1602	sub find_by_path($) {	1973	sub find_by_path($) {
1603	my ($path) = @_;	1974	my ($path) = @_;
		1975
		1976	$path =~ s/^~[^\/]*//; # skip ~login
1604		1977
1605	my ($match, $specificity);	1978	my ($match, $specificity);
1606		1979
1607	for my $region (list) {	1980	for my $region (list) {
1608	if ($region->{match} && $path =~ $region->{match}) {	1981	if ($region->{match} && $path =~ $region->{match}) {
…		…
1634	our $MAX_RESET = 3600;	2007	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	2008	our $DEFAULT_RESET = 3000;
1636		2009
1637	sub generate_random_map {	2010	sub generate_random_map {
1638	my ($self, $rmp) = @_;	2011	my ($self, $rmp) = @_;
1639	# mit "rum" bekleckern, nicht	2012
		2013	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2014
1640	$self->_create_random_map (	2015	$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	}	2016	}
1654		2017
1655	=item cf::map->register ($regex, $prio)	2018	=item cf::map->register ($regex, $prio)
1656		2019
1657	Register a handler for the map path matching the given regex at the	2020	Register a handler for the map path matching the given regex at the
…		…
1662		2025
1663	sub register {	2026	sub register {
1664	my (undef, $regex, $prio) = @_;	2027	my (undef, $regex, $prio) = @_;
1665	my $pkg = caller;	2028	my $pkg = caller;
1666		2029
1667	no strict;
1668	push @{"$pkg\::ISA"}, __PACKAGE__;	2030	push @{"$pkg\::ISA"}, __PACKAGE__;
1669		2031
1670	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2032	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1671	}	2033	}
1672		2034
1673	# also paths starting with '/'	2035	# also paths starting with '/'
1674	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2036	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1675		2037
1676	sub thawer_merge {	2038	sub thawer_merge {
1677	my ($self, $merge) = @_;	2039	my ($self, $merge) = @_;
1678		2040
1679	# we have to keep some variables in memory intact	2041	# we have to keep some variables in memory intact
…		…
1684	}	2046	}
1685		2047
1686	sub normalise {	2048	sub normalise {
1687	my ($path, $base) = @_;	2049	my ($path, $base) = @_;
1688		2050
1689	$path = "$path"; # make sure its a string	2051	$path = "$path"; # make sure it's a string
1690		2052
1691	$path =~ s/\.map$//;	2053	$path =~ s/\.map$//;
1692		2054
1693	# map plan:	2055	# map plan:
1694	#	2056	#
…		…
1709	$base =~ s{[^/]+/?$}{};	2071	$base =~ s{[^/]+/?$}{};
1710	$path = "$base/$path";	2072	$path = "$base/$path";
1711	}	2073	}
1712		2074
1713	for ($path) {	2075	for ($path) {
1714	redo if s{//}{/};
1715	redo if s{/\.?/}{/};	2076	redo if s{/\.?/}{/};
1716	redo if s{/[^/]+/\.\./}{/};	2077	redo if s{/[^/]+/\.\./}{/};
1717	}	2078	}
1718		2079
1719	$path	2080	$path
…		…
1733	$self->init; # pass $1 etc.	2094	$self->init; # pass $1 etc.
1734	return $self;	2095	return $self;
1735	}	2096	}
1736	}	2097	}
1737		2098
1738	Carp::cluck "unable to resolve path '$path' (base '$base').";	2099	Carp::cluck "unable to resolve path '$path' (base '$base')";
1739	()	2100	()
1740	}	2101	}
1741		2102
		2103	# may re-bless or do other evil things
1742	sub init {	2104	sub init {
1743	my ($self) = @_;	2105	my ($self) = @_;
1744		2106
1745	$self	2107	$self
1746	}	2108	}
…		…
1765		2127
1766	# the temporary/swap location	2128	# the temporary/swap location
1767	sub save_path {	2129	sub save_path {
1768	my ($self) = @_;	2130	my ($self) = @_;
1769		2131
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2132	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	2133	"$TMPDIR/$path.map"
1772	}	2134	}
1773		2135
1774	# the unique path, undef == no special unique path	2136	# the unique path, undef == no special unique path
1775	sub uniq_path {	2137	sub uniq_path {
1776	my ($self) = @_;	2138	my ($self) = @_;
1777		2139
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2140	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	2141	"$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	}	2142	}
1790		2143
1791	sub decay_objects {	2144	sub decay_objects {
1792	my ($self) = @_;	2145	my ($self) = @_;
1793		2146
…		…
1820	$self->{load_path} = $path;	2173	$self->{load_path} = $path;
1821		2174
1822	1	2175	1
1823	}	2176	}
1824		2177
		2178	# used to laod the header of an original map
1825	sub load_header_orig {	2179	sub load_header_orig {
1826	my ($self) = @_;	2180	my ($self) = @_;
1827		2181
1828	$self->load_header_from ($self->load_path)	2182	$self->load_header_from ($self->load_path)
1829	}	2183	}
1830		2184
		2185	# used to laod the header of an instantiated map
1831	sub load_header_temp {	2186	sub load_header_temp {
1832	my ($self) = @_;	2187	my ($self) = @_;
1833		2188
1834	$self->load_header_from ($self->save_path)	2189	$self->load_header_from ($self->save_path)
1835	}	2190	}
1836		2191
		2192	# called after loading the header from an instantiated map
1837	sub prepare_temp {	2193	sub prepare_temp {
1838	my ($self) = @_;	2194	my ($self) = @_;
1839		2195
1840	$self->last_access ((delete $self->{last_access})	2196	$self->last_access ((delete $self->{last_access})
1841	|| $cf::RUNTIME); #d#	2197	|| $cf::RUNTIME); #d#
1842	# safety	2198	# safety
1843	$self->{instantiate_time} = $cf::RUNTIME	2199	$self->{instantiate_time} = $cf::RUNTIME
1844	if $self->{instantiate_time} > $cf::RUNTIME;	2200	if $self->{instantiate_time} > $cf::RUNTIME;
1845	}	2201	}
1846		2202
		2203	# called after loading the header from an original map
1847	sub prepare_orig {	2204	sub prepare_orig {
1848	my ($self) = @_;	2205	my ($self) = @_;
1849		2206
1850	$self->{load_original} = 1;	2207	$self->{load_original} = 1;
1851	$self->{instantiate_time} = $cf::RUNTIME;	2208	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1875		2232
1876	sub find;	2233	sub find;
1877	sub find {	2234	sub find {
1878	my ($path, $origin) = @_;	2235	my ($path, $origin) = @_;
1879		2236
		2237	cf::cede_to_tick;
		2238
1880	$path = normalise $path, $origin && $origin->path;	2239	$path = normalise $path, $origin;
1881		2240
1882	cf::lock_wait "map_data:$path";#d#remove	2241	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2242	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2243
1885	$cf::MAP{$path} || do {	2244	$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	2245	my $map = new_from_path cf::map $path
1890	or return;	2246	or return;
1891		2247
1892	$map->{last_save} = $cf::RUNTIME;	2248	$map->{last_save} = $cf::RUNTIME;
1893		2249
…		…
1895	or return;	2251	or return;
1896		2252
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2253	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2254	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2255	#$cf::WAIT_FOR_TICK->wait;
		2256	undef $guard2;
1900	undef $guard1;	2257	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2258	$map->reset;
1903	return find $path;	2259	return find $path;
1904	}	2260	}
1905		2261
1906	$cf::MAP{$path} = $map	2262	$cf::MAP{$path} = $map
1907	}	2263	}
1908	}	2264	}
1909		2265
1910	sub pre_load { }	2266	sub pre_load { }
1911	sub post_load { }	2267	#sub post_load { } # XS
1912		2268
1913	sub load {	2269	sub load {
1914	my ($self) = @_;	2270	my ($self) = @_;
1915		2271
1916	local $self->{deny_reset} = 1; # loading can take a long time	2272	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1919		2275
1920	{	2276	{
1921	my $guard = cf::lock_acquire "map_data:$path";	2277	my $guard = cf::lock_acquire "map_data:$path";
1922		2278
1923	return unless $self->valid;	2279	return unless $self->valid;
1924	return unless $self->in_memory == cf::MAP_SWAPPED;	2280	return unless $self->state == cf::MAP_SWAPPED;
1925
1926	$self->in_memory (cf::MAP_LOADING);
1927		2281
1928	$self->alloc;	2282	$self->alloc;
1929		2283
1930	$self->pre_load;	2284	$self->pre_load;
1931	cf::cede_to_tick;	2285	cf::cede_to_tick;
1932		2286
		2287	if (exists $self->{load_path}) {
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2288	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2289	$f->skip_block;
1935	$self->_load_objects ($f)	2290	$self->_load_objects ($f)
1936	or return;	2291	or return;
1937		2292
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2293	$self->post_load_original
1939	if delete $self->{load_original};	2294	if delete $self->{load_original};
1940		2295
1941	if (my $uniq = $self->uniq_path) {	2296	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2297	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2298	unless (aio_stat $uniq) {
1944	if (my $f = new_from_file cf::object::thawer $uniq) {	2299	if (my $f = new_from_file cf::object::thawer $uniq) {
1945	$self->clear_unique_items;	2300	$self->clear_unique_items;
1946	$self->_load_objects ($f);	2301	$self->_load_objects ($f);
1947	$f->resolve_delayed_derefs;	2302	$f->resolve_delayed_derefs;
		2303	}
1948	}	2304	}
1949	}	2305	}
1950	}
1951		2306
1952	$f->resolve_delayed_derefs;	2307	$f->resolve_delayed_derefs;
		2308	} else {
		2309	$self->post_load_original
		2310	if delete $self->{load_original};
		2311	}
		2312
		2313	$self->state (cf::MAP_INACTIVE);
1953		2314
1954	cf::cede_to_tick;	2315	cf::cede_to_tick;
1955	# now do the right thing for maps	2316	# now do the right thing for maps
1956	$self->link_multipart_objects;	2317	$self->link_multipart_objects;
1957	$self->difficulty ($self->estimate_difficulty)	2318	$self->difficulty ($self->estimate_difficulty)
…		…
1961	unless ($self->{deny_activate}) {	2322	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2323	$self->decay_objects;
1963	$self->fix_auto_apply;	2324	$self->fix_auto_apply;
1964	$self->update_buttons;	2325	$self->update_buttons;
1965	cf::cede_to_tick;	2326	cf::cede_to_tick;
1966	$self->set_darkness_map;	2327	#$self->activate; # no longer activate maps automatically
1967	cf::cede_to_tick;
1968	$self->activate;
1969	}	2328	}
1970		2329
1971	$self->{last_save} = $cf::RUNTIME;	2330	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2331	$self->last_access ($cf::RUNTIME);
1973
1974	$self->in_memory (cf::MAP_IN_MEMORY);
1975	}	2332	}
1976		2333
1977	$self->post_load;	2334	$self->post_load;
1978	}
1979		2335
		2336	1
		2337	}
		2338
		2339	# customize the map for a given player, i.e.
		2340	# return the _real_ map. used by e.g. per-player
		2341	# maps to change the path to ~playername/mappath
1980	sub customise_for {	2342	sub customise_for {
1981	my ($self, $ob) = @_;	2343	my ($self, $ob) = @_;
1982		2344
1983	return find "~" . $ob->name . "/" . $self->{path}	2345	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2346	if $self->per_player;
…		…
1987	# if $self->per_party;	2349	# if $self->per_party;
1988		2350
1989	$self	2351	$self
1990	}	2352	}
1991		2353
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 {	2354	sub find_sync {
2019	my ($path, $origin) = @_;	2355	my ($path, $origin) = @_;
2020		2356
2021	cf::sync_job { find $path, $origin }	2357	# it's a bug to call this from the main context
		2358	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2359	if $Coro::current == $Coro::main;
		2360
		2361	find $path, $origin
2022	}	2362	}
2023		2363
2024	sub do_load_sync {	2364	sub do_load_sync {
2025	my ($map) = @_;	2365	my ($map) = @_;
2026		2366
		2367	# it's a bug to call this from the main context
2027	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2368	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2028	if $Coro::current == $Coro::main;	2369	if $Coro::current == $Coro::main;
2029		2370
2030	cf::sync_job { $map->load };	2371	$map->load;
2031	}	2372	}
2032		2373
2033	our %MAP_PREFETCH;	2374	our %MAP_PREFETCH;
2034	our $MAP_PREFETCHER = undef;	2375	our $MAP_PREFETCHER = undef;
2035		2376
2036	sub find_async {	2377	sub find_async {
2037	my ($path, $origin, $load) = @_;	2378	my ($path, $origin, $load) = @_;
2038		2379
2039	$path = normalise $path, $origin && $origin->{path};	2380	$path = normalise $path, $origin;
2040		2381
2041	if (my $map = $cf::MAP{$path}) {	2382	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2383	return $map if !$load || $map->linkable;
2043	}	2384	}
2044		2385
2045	$MAP_PREFETCH{$path} |= $load;	2386	$MAP_PREFETCH{$path} |= $load;
2046		2387
2047	$MAP_PREFETCHER ||= cf::async {	2388	$MAP_PREFETCHER ||= cf::async {
		2389	$Coro::current->{desc} = "map prefetcher";
		2390
2048	while (%MAP_PREFETCH) {	2391	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2392	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2393	if (my $map = find $k) {
2051	$map->load if $v;	2394	$map->load if $v;
2052	}	2395	}
…		…
2059	$MAP_PREFETCHER->prio (6);	2402	$MAP_PREFETCHER->prio (6);
2060		2403
2061	()	2404	()
2062	}	2405	}
2063		2406
		2407	# common code, used by both ->save and ->swapout
2064	sub save {	2408	sub _save {
2065	my ($self) = @_;	2409	my ($self) = @_;
2066
2067	my $lock = cf::lock_acquire "map_data:$self->{path}";
2068		2410
2069	$self->{last_save} = $cf::RUNTIME;	2411	$self->{last_save} = $cf::RUNTIME;
2070		2412
2071	return unless $self->dirty;	2413	return unless $self->dirty;
2072		2414
…		…
2078	return if $self->{deny_save};	2420	return if $self->{deny_save};
2079		2421
2080	local $self->{last_access} = $self->last_access;#d#	2422	local $self->{last_access} = $self->last_access;#d#
2081		2423
2082	cf::async {	2424	cf::async {
		2425	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2426	$_->contr->save for $self->players;
2084	};	2427	};
		2428
		2429	cf::get_slot 0.02;
2085		2430
2086	if ($uniq) {	2431	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2433	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2434	} else {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2435	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2091	}	2436	}
2092	}	2437	}
2093		2438
		2439	sub save {
		2440	my ($self) = @_;
		2441
		2442	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2443
		2444	$self->_save;
		2445	}
		2446
2094	sub swap_out {	2447	sub swap_out {
2095	my ($self) = @_;	2448	my ($self) = @_;
2096		2449
2097	# save first because save cedes
2098	$self->save;
2099
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2450	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2451
		2452	return if !$self->linkable;
		2453	return if $self->{deny_save};
2102	return if $self->players;	2454	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;	2455
		2456	# first deactivate the map and "unlink" it from the core
		2457	$self->deactivate;
		2458	$_->clear_links_to ($self) for values %cf::MAP;
		2459	$self->state (cf::MAP_SWAPPED);
		2460
		2461	# then atomically save
		2462	$self->_save;
		2463
		2464	# then free the map
		2465	$self->clear;
		2466	}
		2467
		2468	sub reset_at {
		2469	my ($self) = @_;
		2470
		2471	# TODO: safety, remove and allow resettable per-player maps
2104	return if $self->{deny_save};	2472	return 1e99 if $self->{deny_reset};
2105		2473
		2474	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2475	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2476
		2477	$time + $to
		2478	}
		2479
		2480	sub should_reset {
		2481	my ($self) = @_;
		2482
		2483	$self->reset_at <= $cf::RUNTIME
		2484	}
		2485
		2486	sub reset {
		2487	my ($self) = @_;
		2488
		2489	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2490
		2491	return if $self->players;
		2492
		2493	cf::trace "resetting map ", $self->path, "\n";
		2494
2106	$self->in_memory (cf::MAP_SWAPPED);	2495	$self->state (cf::MAP_SWAPPED);
		2496
		2497	# need to save uniques path
		2498	unless ($self->{deny_save}) {
		2499	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2500
		2501	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2502	if $uniq;
		2503	}
		2504
		2505	delete $cf::MAP{$self->path};
2107		2506
2108	$self->deactivate;	2507	$self->deactivate;
2109	$_->clear_links_to ($self) for values %cf::MAP;	2508	$_->clear_links_to ($self) for values %cf::MAP;
2110	$self->clear;	2509	$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		2510
2156	$self->unlink_save;	2511	$self->unlink_save;
2157	$self->destroy;	2512	$self->destroy;
2158	}	2513	}
2159		2514
…		…
2167		2522
2168	delete $cf::MAP{$self->path};	2523	delete $cf::MAP{$self->path};
2169		2524
2170	$self->unlink_save;	2525	$self->unlink_save;
2171		2526
2172	bless $self, "cf::map";	2527	bless $self, "cf::map::wrap";
2173	delete $self->{deny_reset};	2528	delete $self->{deny_reset};
2174	$self->{deny_save} = 1;	2529	$self->{deny_save} = 1;
2175	$self->reset_timeout (1);	2530	$self->reset_timeout (1);
2176	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2531	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2177		2532
…		…
2226		2581
2227	sub unique_maps() {	2582	sub unique_maps() {
2228	[	2583	[
2229	map {	2584	map {
2230	utf8::decode $_;	2585	utf8::decode $_;
2231	/\.map$/	2586	s/\.map$//; # TODO future compatibility hack
		2587	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2588	? ()
2232	? normalise $_	2589	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2590	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2591	]
2236	}	2592	}
2237		2593
2238	package cf;	2594	=item cf::map::static_maps
		2595
		2596	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2597	file in the shared directory excluding F</styles> and F</editor>). May
		2598	block.
		2599
		2600	=cut
		2601
		2602	sub static_maps() {
		2603	my @dirs = "";
		2604	my @maps;
		2605
		2606	while (@dirs) {
		2607	my $dir = shift @dirs;
		2608
		2609	next if $dir eq "/styles" || $dir eq "/editor";
		2610
		2611	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2612	or return;
		2613
		2614	for (@$files) {
		2615	s/\.map$// or next;
		2616	utf8::decode $_;
		2617	push @maps, "$dir/$_";
		2618	}
		2619
		2620	push @dirs, map "$dir/$_", @$dirs;
		2621	}
		2622
		2623	\@maps
		2624	}
2239		2625
2240	=back	2626	=back
2241		2627
2242	=head3 cf::object	2628	=head3 cf::object
2243		2629
…		…
2247		2633
2248	=over 4	2634	=over 4
2249		2635
2250	=item $ob->inv_recursive	2636	=item $ob->inv_recursive
2251		2637
2252	Returns the inventory of the object _and_ their inventories, recursively.	2638	Returns the inventory of the object I<and> their inventories, recursively,
		2639	but I<not> the object itself.
2253		2640
2254	=cut	2641	=cut
2255		2642
2256	sub inv_recursive_;	2643	sub inv_recursive_;
2257	sub inv_recursive_ {	2644	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2649	inv_recursive_ inv $_[0]
2263	}	2650	}
2264		2651
2265	=item $ref = $ob->ref	2652	=item $ref = $ob->ref
2266		2653
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2654	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2655
2269	=item $ob = cf::object::deref ($refstring)	2656	=item $ob = cf::object::deref ($refstring)
2270		2657
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2658	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272	even if the object actually exists. May block.	2659	even if the object actually exists. May block.
…		…
2274	=cut	2661	=cut
2275		2662
2276	sub deref {	2663	sub deref {
2277	my ($ref) = @_;	2664	my ($ref) = @_;
2278		2665
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2666	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2667	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2668	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2669	or return;
2286	$pl->ob->uuid eq $uuid	2670	$pl->ob->uuid eq $uuid
2287	or return;	2671	or return;
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2691	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2692	dialogue with the given NPC character.
2309		2693
2310	=cut	2694	=cut
2311		2695
		2696	our $SAY_CHANNEL = {
		2697	id => "say",
		2698	title => "Map",
		2699	reply => "say ",
		2700	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2701	};
		2702
		2703	our $CHAT_CHANNEL = {
		2704	id => "chat",
		2705	title => "Chat",
		2706	reply => "chat ",
		2707	tooltip => "Player chat and shouts, global to the server.",
		2708	};
		2709
2312	# rough implementation of a future "reply" method that works	2710	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2711	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2712	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2713	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2714	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2725	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2726	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2727
2330	} else {	2728	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2729	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2730	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2731	}
2334	}	2732	}
2335	}	2733	}
2336		2734
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2735	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2760
2363	=item $player_object->enter_link	2761	=item $player_object->enter_link
2364		2762
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2763	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2764
2367	The player should be reasonably safe there for short amounts of time. You	2765	The player should be reasonably safe there for short amounts of time (e.g.
2368	I<MUST> call C<leave_link> as soon as possible, though.	2766	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2767	though, as the player cannot control the character while it is on the link
		2768	map.
2369		2769
2370	Will never block.	2770	Will never block.
2371		2771
2372	=item $player_object->leave_link ($map, $x, $y)	2772	=item $player_object->leave_link ($map, $x, $y)
2373		2773
…		…
2393	sub cf::object::player::enter_link {	2793	sub cf::object::player::enter_link {
2394	my ($self) = @_;	2794	my ($self) = @_;
2395		2795
2396	$self->deactivate_recursive;	2796	$self->deactivate_recursive;
2397		2797
		2798	++$self->{_link_recursion};
		2799
2398	return if UNIVERSAL::isa $self->map, "ext::map_link";	2800	return if UNIVERSAL::isa $self->map, "ext::map_link";
2399		2801
2400	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2802	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2401	if $self->map && $self->map->{path} ne "{link}";	2803	if $self->map && $self->map->{path} ne "{link}";
2402		2804
2403	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2805	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2404	}	2806	}
2405		2807
2406	sub cf::object::player::leave_link {	2808	sub cf::object::player::leave_link {
2407	my ($self, $map, $x, $y) = @_;	2809	my ($self, $map, $x, $y) = @_;
2408		2810
…		…
2425	($x, $y) = (-1, -1)	2827	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2828	unless (defined $x) && (defined $y);
2427		2829
2428	# use -1 or undef as default coordinates, not 0, 0	2830	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2831	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2832	if $x <= 0 && $y <= 0;
2431		2833
2432	$map->load;	2834	$map->load;
2433	$map->load_neighbours;
2434		2835
2435	return unless $self->contr->active;	2836	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2837
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2838	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2839	if ($self->enter_map ($map, $x, $y)) {
2440	}	2840	# entering was successful
		2841	delete $self->{_link_recursion};
		2842	# only activate afterwards, to support waiting in hooks
		2843	$self->activate_recursive;
		2844	}
2441		2845
		2846	}
		2847
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2848	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2443		2849
2444	Moves the player to the given map-path and coordinates by first freezing	2850	Moves the player to the given map-path and coordinates by first freezing
2445	her, loading and preparing them map, calling the provided $check callback	2851	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	2852	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	2853	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2854	be called at the end of this process.
2449		2855
		2856	Note that $check will be called with a potentially non-loaded map, so if
		2857	it needs a loaded map it has to call C<< ->load >>.
		2858
2450	=cut	2859	=cut
2451		2860
2452	our $GOTOGEN;	2861	our $GOTOGEN;
2453		2862
2454	sub cf::object::player::goto {	2863	sub cf::object::player::goto {
2455	my ($self, $path, $x, $y, $check, $done) = @_;	2864	my ($self, $path, $x, $y, $check, $done) = @_;
2456		2865
		2866	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2867	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2868	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2869	($path, $x, $y) = @$EMERGENCY_POSITION;
		2870	}
		2871
2457	# do generation counting so two concurrent goto's will be executed in-order	2872	# do generation counting so two concurrent goto's will be executed in-order
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2873	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2874
2460	$self->enter_link;	2875	$self->enter_link;
2461		2876
2462	(async {	2877	(async {
		2878	$Coro::current->{desc} = "player::goto $path $x $y";
		2879
2463	# *tag paths override both path and x|y	2880	# *tag paths override both path and x|y
2464	if ($path =~ /^\*(.*)$/) {	2881	if ($path =~ /^\*(.*)$/) {
2465	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2882	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2466	my $ob = $obs[rand @obs];	2883	my $ob = $obs[rand @obs];
2467		2884
2468	# todo: use ob_blocked to check all tiles of the destination "object"	2885	# see if we actually can go there
2469	# for suitability.	2886	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2887	$ob = $obs[rand @obs];
		2888	} else {
		2889	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2890	}
		2891	# else put us there anyways for now #d#
2470		2892
2471	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);	2893	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2894	} else {
		2895	($path, $x, $y) = (undef, undef, undef);
2472	}	2896	}
2473	}	2897	}
2474		2898
2475	my $map = eval {	2899	my $map = eval {
2476	my $map = cf::map::find $path;	2900	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2477		2901
2478	if ($map) {	2902	if ($map) {
2479	$map = $map->customise_for ($self);	2903	$map = $map->customise_for ($self);
2480	$map = $check->($map) if $check && $map;	2904	$map = $check->($map, $x, $y, $self) if $check && $map;
2481	} else {	2905	} else {
2482	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2906	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2483	}	2907	}
2484		2908
2485	$map	2909	$map
2486	};	2910	};
2487		2911
…		…
2493	if ($gen == $self->{_goto_generation}) {	2917	if ($gen == $self->{_goto_generation}) {
2494	delete $self->{_goto_generation};	2918	delete $self->{_goto_generation};
2495	$self->leave_link ($map, $x, $y);	2919	$self->leave_link ($map, $x, $y);
2496	}	2920	}
2497		2921
2498	$done->() if $done;	2922	$done->($self) if $done;
2499	})->prio (1);	2923	})->prio (1);
2500	}	2924	}
2501		2925
2502	=item $player_object->enter_exit ($exit_object)	2926	=item $player_object->enter_exit ($exit_object)
2503		2927
…		…
2523	}	2947	}
2524		2948
2525	sub prepare_random_map {	2949	sub prepare_random_map {
2526	my ($exit) = @_;	2950	my ($exit) = @_;
2527		2951
2528	my $guard = cf::lock_acquire "exit_prepare:$exit";
2529
2530	# all this does is basically replace the /! path by	2952	# all this does is basically replace the /! path by
2531	# a new random map path (?random/...) with a seed	2953	# a new random map path (?random/...) with a seed
2532	# that depends on the exit object	2954	# that depends on the exit object
2533		2955
2534	my $rmp = parse_random_map_params $exit->msg;	2956	my $rmp = parse_random_map_params $exit->msg;
…		…
2536	if ($exit->map) {	2958	if ($exit->map) {
2537	$rmp->{region} = $exit->region->name;	2959	$rmp->{region} = $exit->region->name;
2538	$rmp->{origin_map} = $exit->map->path;	2960	$rmp->{origin_map} = $exit->map->path;
2539	$rmp->{origin_x} = $exit->x;	2961	$rmp->{origin_x} = $exit->x;
2540	$rmp->{origin_y} = $exit->y;	2962	$rmp->{origin_y} = $exit->y;
		2963
		2964	$exit->map->touch;
2541	}	2965	}
2542		2966
2543	$rmp->{random_seed} ||= $exit->random_seed;	2967	$rmp->{random_seed} ||= $exit->random_seed;
2544		2968
2545	my $data = cf::to_json $rmp;	2969	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2546	my $md5 = Digest::MD5::md5_hex $data;	2970	my $md5 = Digest::MD5::md5_hex $data;
2547	my $meta = "$RANDOMDIR/$md5.meta";	2971	my $meta = "$RANDOMDIR/$md5.meta";
2548		2972
2549	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2973	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2550	aio_write $fh, 0, (length $data), $data, 0;	2974	aio_write $fh, 0, (length $data), $data, 0;
2551	undef $fh;	2975	undef $fh;
2552	aio_rename "$meta~", $meta;	2976	aio_rename "$meta~", $meta;
2553		2977
		2978	my $slaying = "?random/$md5";
		2979
		2980	if ($exit->valid) {
2554	$exit->slaying ("?random/$md5");	2981	$exit->slaying ("?random/$md5");
2555	$exit->msg (undef);	2982	$exit->msg (undef);
		2983	}
2556	}	2984	}
2557	}	2985	}
2558		2986
2559	sub cf::object::player::enter_exit {	2987	sub cf::object::player::enter_exit {
2560	my ($self, $exit) = @_;	2988	my ($self, $exit) = @_;
2561		2989
2562	return unless $self->type == cf::PLAYER;	2990	return unless $self->type == cf::PLAYER;
2563		2991
2564	if ($exit->slaying eq "/!") {
2565	#TODO: this should de-fi-ni-te-ly not be a sync-job
2566	# the problem is that $exit might not survive long enough
2567	# so it needs to be done right now, right here
2568	cf::sync_job { prepare_random_map $exit };
2569	}
2570
2571	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2572	my $hp = $exit->stats->hp;
2573	my $sp = $exit->stats->sp;
2574
2575	$self->enter_link;	2992	$self->enter_link;
2576		2993
2577	# if exit is damned, update players death & WoR home-position
2578	$self->contr->savebed ($slaying, $hp, $sp)
2579	if $exit->flag (FLAG_DAMNED);
2580
2581	(async {	2994	(async {
2582	$self->deactivate_recursive; # just to be sure	2995	$Coro::current->{desc} = "enter_exit";
		2996
2583	unless (eval {	2997	unless (eval {
		2998	$self->deactivate_recursive; # just to be sure
		2999
		3000	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3001	my $x = $exit->stats->hp;
		3002	my $y = $exit->stats->sp;
		3003
		3004	# special map handling
		3005	my $slaying = $exit->slaying;
		3006
		3007	# special map handling
		3008	if ($slaying eq "/!") {
		3009	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3010
		3011	prepare_random_map $exit
		3012	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3013
		3014	$map = $exit->slaying;
		3015
		3016	} elsif ($slaying eq '!up') {
		3017	$map = $exit->map->tile_path (cf::TILE_UP);
		3018	$x = $exit->x;
		3019	$y = $exit->y;
		3020
		3021	} elsif ($slaying eq '!down') {
		3022	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3023	$x = $exit->x;
		3024	$y = $exit->y;
		3025	}
		3026
2584	$self->goto ($slaying, $hp, $sp);	3027	$self->goto ($map, $x, $y);
2585		3028
		3029	# if exit is damned, update players death & WoR home-position
		3030	$self->contr->savebed ($map, $x, $y)
		3031	if $exit->flag (cf::FLAG_DAMNED);
		3032
2586	1;	3033	1
2587	}) {	3034	}) {
2588	$self->message ("Something went wrong deep within the crossfire server. "	3035	$self->message ("Something went wrong deep within the deliantra server. "
2589	. "I'll try to bring you back to the map you were before. "	3036	. "I'll try to bring you back to the map you were before. "
2590	. "Please report this to the dungeon master!",	3037	. "Please report this to the dungeon master!",
2591	cf::NDI_UNIQUE | cf::NDI_RED);	3038	cf::NDI_UNIQUE | cf::NDI_RED);
2592		3039
2593	warn "ERROR in enter_exit: $@";	3040	error "ERROR in enter_exit: $@";
2594	$self->leave_link;	3041	$self->leave_link;
2595	}	3042	}
2596	})->prio (1);	3043	})->prio (1);
2597	}	3044	}
2598		3045
…		…
2610	sub cf::client::send_drawinfo {	3057	sub cf::client::send_drawinfo {
2611	my ($self, $text, $flags) = @_;	3058	my ($self, $text, $flags) = @_;
2612		3059
2613	utf8::encode $text;	3060	utf8::encode $text;
2614	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3061	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3062	}
		3063
		3064	=item $client->send_big_packet ($pkt)
		3065
		3066	Like C<send_packet>, but tries to compress large packets, and fragments
		3067	them as required.
		3068
		3069	=cut
		3070
		3071	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3072
		3073	sub cf::client::send_big_packet {
		3074	my ($self, $pkt) = @_;
		3075
		3076	# try lzf for large packets
		3077	$pkt = "lzf " . Compress::LZF::compress $pkt
		3078	if 1024 <= length $pkt and $self->{can_lzf};
		3079
		3080	# split very large packets
		3081	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3082	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3083	$pkt = "frag";
		3084	}
		3085
		3086	$self->send_packet ($pkt);
2615	}	3087	}
2616		3088
2617	=item $client->send_msg ($channel, $msg, $color, [extra...])	3089	=item $client->send_msg ($channel, $msg, $color, [extra...])
2618		3090
2619	Send a drawinfo or msg packet to the client, formatting the msg for the	3091	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2621	the message, with C<log> being the default. If C<$color> is negative, suppress	3093	the message, with C<log> being the default. If C<$color> is negative, suppress
2622	the message unless the client supports the msg packet.	3094	the message unless the client supports the msg packet.
2623		3095
2624	=cut	3096	=cut
2625		3097
		3098	# non-persistent channels (usually the info channel)
2626	our %CHANNEL = (	3099	our %CHANNEL = (
		3100	"c/motd" => {
		3101	id => "infobox",
		3102	title => "MOTD",
		3103	reply => undef,
		3104	tooltip => "The message of the day",
		3105	},
2627	"c/identify" => {	3106	"c/identify" => {
2628	id => "identify",	3107	id => "infobox",
2629	title => "Identify",	3108	title => "Identify",
2630	reply => undef,	3109	reply => undef,
2631	tooltip => "Items recently identified",	3110	tooltip => "Items recently identified",
2632	},	3111	},
2633	"c/examine" => {	3112	"c/examine" => {
2634	id => "examine",	3113	id => "infobox",
2635	title => "Examine",	3114	title => "Examine",
2636	reply => undef,	3115	reply => undef,
2637	tooltip => "Signs and other items you examined",	3116	tooltip => "Signs and other items you examined",
2638	},	3117	},
		3118	"c/shopinfo" => {
		3119	id => "infobox",
		3120	title => "Shop Info",
		3121	reply => undef,
		3122	tooltip => "What your bargaining skill tells you about the shop",
		3123	},
		3124	"c/book" => {
		3125	id => "infobox",
		3126	title => "Book",
		3127	reply => undef,
		3128	tooltip => "The contents of a note or book",
		3129	},
		3130	"c/lookat" => {
		3131	id => "infobox",
		3132	title => "Look",
		3133	reply => undef,
		3134	tooltip => "What you saw there",
		3135	},
		3136	"c/who" => {
		3137	id => "infobox",
		3138	title => "Players",
		3139	reply => undef,
		3140	tooltip => "Shows players who are currently online",
		3141	},
		3142	"c/body" => {
		3143	id => "infobox",
		3144	title => "Body Parts",
		3145	reply => undef,
		3146	tooltip => "Shows which body parts you posess and are available",
		3147	},
		3148	"c/statistics" => {
		3149	id => "infobox",
		3150	title => "Statistics",
		3151	reply => undef,
		3152	tooltip => "Shows your primary statistics",
		3153	},
		3154	"c/skills" => {
		3155	id => "infobox",
		3156	title => "Skills",
		3157	reply => undef,
		3158	tooltip => "Shows your experience per skill and item power",
		3159	},
		3160	"c/shopitems" => {
		3161	id => "infobox",
		3162	title => "Shop Items",
		3163	reply => undef,
		3164	tooltip => "Shows the items currently for sale in this shop",
		3165	},
		3166	"c/resistances" => {
		3167	id => "infobox",
		3168	title => "Resistances",
		3169	reply => undef,
		3170	tooltip => "Shows your resistances",
		3171	},
		3172	"c/pets" => {
		3173	id => "infobox",
		3174	title => "Pets",
		3175	reply => undef,
		3176	tooltip => "Shows information abotu your pets/a specific pet",
		3177	},
		3178	"c/perceiveself" => {
		3179	id => "infobox",
		3180	title => "Perceive Self",
		3181	reply => undef,
		3182	tooltip => "You gained detailed knowledge about yourself",
		3183	},
		3184	"c/uptime" => {
		3185	id => "infobox",
		3186	title => "Uptime",
		3187	reply => undef,
		3188	tooltip => "How long the server has been running since last restart",
		3189	},
		3190	"c/mapinfo" => {
		3191	id => "infobox",
		3192	title => "Map Info",
		3193	reply => undef,
		3194	tooltip => "Information related to the maps",
		3195	},
		3196	"c/party" => {
		3197	id => "party",
		3198	title => "Party",
		3199	reply => "gsay ",
		3200	tooltip => "Messages and chat related to your party",
		3201	},
		3202	"c/death" => {
		3203	id => "death",
		3204	title => "Death",
		3205	reply => undef,
		3206	tooltip => "Reason for and more info about your most recent death",
		3207	},
		3208	"c/say" => $SAY_CHANNEL,
		3209	"c/chat" => $CHAT_CHANNEL,
2639	);	3210	);
2640		3211
2641	sub cf::client::send_msg {	3212	sub cf::client::send_msg {
2642	my ($self, $channel, $msg, $color, @extra) = @_;	3213	my ($self, $channel, $msg, $color, @extra) = @_;
2643		3214
2644	$msg = $self->pl->expand_cfpod ($msg);	3215	$msg = $self->pl->expand_cfpod ($msg)
		3216	unless $color & cf::NDI_VERBATIM;
2645		3217
2646	$color &= cf::NDI_CLIENT_MASK; # just in case...	3218	$color &= cf::NDI_CLIENT_MASK; # just in case...
2647		3219
2648	# check predefined channels, for the benefit of C	3220	# check predefined channels, for the benefit of C
2649	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3221	if ($CHANNEL{$channel}) {
		3222	$channel = $CHANNEL{$channel};
2650		3223
		3224	$self->ext_msg (channel_info => $channel);
		3225	$channel = $channel->{id};
		3226
2651	if (ref $channel) {	3227	} elsif (ref $channel) {
2652	# send meta info to client, if not yet sent	3228	# send meta info to client, if not yet sent
2653	unless (exists $self->{channel}{$channel->{id}}) {	3229	unless (exists $self->{channel}{$channel->{id}}) {
2654	$self->{channel}{$channel->{id}} = $channel;	3230	$self->{channel}{$channel->{id}} = $channel;
2655	$self->ext_msg (channel_info => $channel)	3231	$self->ext_msg (channel_info => $channel);
2656	if $self->can_msg;
2657	}	3232	}
2658		3233
2659	$channel = $channel->{id};	3234	$channel = $channel->{id};
2660	}	3235	}
2661		3236
2662	return unless @extra || length $msg;	3237	return unless @extra || length $msg;
2663		3238
2664	if ($self->can_msg) {
2665	# default colour, mask it out	3239	# default colour, mask it out
2666	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3240	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2667	if $color & cf::NDI_DEF;	3241	if $color & cf::NDI_DEF;
2668		3242
2669	$self->send_packet ("msg " . $self->{json_coder}->encode (	3243	my $pkt = "msg "
		3244	. $self->{json_coder}->encode (
2670	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3245	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2671	} else {	3246	);
2672	if ($color >= 0) {
2673	# replace some tags by gcfclient-compatible ones
2674	for ($msg) {
2675	1 while
2676	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2677	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2678	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2679	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2680	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2681	}
2682		3247
2683	$color &= cf::NDI_COLOR_MASK;	3248	$self->send_big_packet ($pkt);
2684
2685	utf8::encode $msg;
2686
2687	if (0 && $msg =~ /\[/) {
2688	# COMMAND/INFO
2689	$self->send_packet ("drawextinfo $color 10 8 $msg")
2690	} else {
2691	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2692	$self->send_packet ("drawinfo $color $msg")
2693	}
2694	}
2695	}
2696	}	3249	}
2697		3250
2698	=item $client->ext_msg ($type, @msg)	3251	=item $client->ext_msg ($type, @msg)
2699		3252
2700	Sends an ext event to the client.	3253	Sends an ext event to the client.
…		…
2702	=cut	3255	=cut
2703		3256
2704	sub cf::client::ext_msg($$@) {	3257	sub cf::client::ext_msg($$@) {
2705	my ($self, $type, @msg) = @_;	3258	my ($self, $type, @msg) = @_;
2706		3259
2707	if ($self->extcmd == 2) {
2708	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3260	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2709	} elsif ($self->extcmd == 1) { # TODO: remove
2710	push @msg, msgtype => "event_$type";
2711	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2712	}
2713	}
2714
2715	=item $client->ext_reply ($msgid, @msg)
2716
2717	Sends an ext reply to the client.
2718
2719	=cut
2720
2721	sub cf::client::ext_reply($$@) {
2722	my ($self, $id, @msg) = @_;
2723
2724	if ($self->extcmd == 2) {
2725	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2726	} elsif ($self->extcmd == 1) {
2727	#TODO: version 1, remove
2728	unshift @msg, msgtype => "reply", msgid => $id;
2729	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2730	}
2731	}	3261	}
2732		3262
2733	=item $success = $client->query ($flags, "text", \&cb)	3263	=item $success = $client->query ($flags, "text", \&cb)
2734		3264
2735	Queues a query to the client, calling the given callback with	3265	Queues a query to the client, calling the given callback with
…		…
2790	my ($ns, $buf) = @_;	3320	my ($ns, $buf) = @_;
2791		3321
2792	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3322	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2793		3323
2794	if (ref $msg) {	3324	if (ref $msg) {
2795	my ($type, $reply, @payload) =	3325	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2796	"ARRAY" eq ref $msg
2797	? @$msg
2798	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2799		3326
2800	my @reply;
2801
2802	if (my $cb = $EXTICMD{$type}) {	3327	if (my $cb = $EXTIACMD{$type}) {
		3328	$cb->(
		3329	$ns,
		3330	sub {
		3331	$ns->ext_msg ("reply-$reply", @_)
		3332	if $reply;
		3333	},
		3334	@payload
		3335	);
		3336	} else {
		3337	my @reply;
		3338
		3339	if (my $cb = $EXTICMD{$type}) {
2803	@reply = $cb->($ns, @payload);	3340	@reply = $cb->($ns, @payload);
		3341	}
		3342
		3343	$ns->ext_msg ("reply-$reply", @reply)
		3344	if $reply;
2804	}	3345	}
2805
2806	$ns->ext_reply ($reply, @reply)
2807	if $reply;
2808
2809	} else {	3346	} else {
2810	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3347	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2811	}	3348	}
2812		3349
2813	cf::override;	3350	cf::override;
2814	},	3351	},
2815	);	3352	);
…		…
2835		3372
2836	$coro	3373	$coro
2837	}	3374	}
2838		3375
2839	cf::client->attach (	3376	cf::client->attach (
2840	on_destroy => sub {	3377	on_client_destroy => sub {
2841	my ($ns) = @_;	3378	my ($ns) = @_;
2842		3379
2843	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3380	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2844	},	3381	},
2845	);	3382	);
…		…
2861	our $safe_hole = new Safe::Hole;	3398	our $safe_hole = new Safe::Hole;
2862		3399
2863	$SIG{FPE} = 'IGNORE';	3400	$SIG{FPE} = 'IGNORE';
2864		3401
2865	$safe->permit_only (Opcode::opset qw(	3402	$safe->permit_only (Opcode::opset qw(
2866	:base_core :base_mem :base_orig :base_math	3403	:base_core :base_mem :base_orig :base_math :base_loop
2867	grepstart grepwhile mapstart mapwhile	3404	grepstart grepwhile mapstart mapwhile
2868	sort time	3405	sort time
2869	));	3406	));
2870		3407
2871	# here we export the classes and methods available to script code	3408	# here we export the classes and methods available to script code
…		…
2873	=pod	3410	=pod
2874		3411
2875	The following functions and methods are available within a safe environment:	3412	The following functions and methods are available within a safe environment:
2876		3413
2877	cf::object	3414	cf::object
2878	contr pay_amount pay_player map x y force_find force_add	3415	contr pay_amount pay_player map x y force_find force_add destroy
2879	insert remove name archname title slaying race decrease_ob_nr	3416	insert remove name archname title slaying race decrease split
		3417	value
2880		3418
2881	cf::object::player	3419	cf::object::player
2882	player	3420	player
2883		3421
2884	cf::player	3422	cf::player
…		…
2889		3427
2890	=cut	3428	=cut
2891		3429
2892	for (	3430	for (
2893	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3431	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2894	insert remove inv name archname title slaying race	3432	insert remove inv nrof name archname title slaying race
2895	decrease_ob_nr)],	3433	decrease split destroy change_exp value msg lore send_msg)],
2896	["cf::object::player" => qw(player)],	3434	["cf::object::player" => qw(player)],
2897	["cf::player" => qw(peaceful)],	3435	["cf::player" => qw(peaceful send_msg)],
2898	["cf::map" => qw(trigger)],	3436	["cf::map" => qw(trigger)],
2899	) {	3437	) {
2900	no strict 'refs';
2901	my ($pkg, @funs) = @$_;	3438	my ($pkg, @funs) = @$_;
2902	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3439	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2903	for @funs;	3440	for @funs;
2904	}	3441	}
2905		3442
…		…
2920		3457
2921	my $qcode = $code;	3458	my $qcode = $code;
2922	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3459	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2923	$qcode =~ s/\n/\\n/g;	3460	$qcode =~ s/\n/\\n/g;
2924		3461
		3462	%vars = (_dummy => 0) unless %vars;
		3463
		3464	my @res;
2925	local $_;	3465	local $_;
2926	local @safe::cf::_safe_eval_args = values %vars;
2927		3466
2928	my $eval =	3467	my $eval =
2929	"do {\n"	3468	"do {\n"
2930	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3469	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2931	. "#line 0 \"{$qcode}\"\n"	3470	. "#line 0 \"{$qcode}\"\n"
2932	. $code	3471	. $code
2933	. "\n}"	3472	. "\n}"
2934	;	3473	;
2935		3474
		3475	if ($CFG{safe_eval}) {
2936	sub_generation_inc;	3476	sub_generation_inc;
		3477	local @safe::cf::_safe_eval_args = values %vars;
2937	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3478	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2938	sub_generation_inc;	3479	sub_generation_inc;
		3480	} else {
		3481	local @cf::_safe_eval_args = values %vars;
		3482	@res = wantarray ? eval eval : scalar eval $eval;
		3483	}
2939		3484
2940	if ($@) {	3485	if ($@) {
2941	warn "$@";	3486	warn "$@",
2942	warn "while executing safe code '$code'\n";	3487	"while executing safe code '$code'\n",
2943	warn "with arguments " . (join " ", %vars) . "\n";	3488	"with arguments " . (join " ", %vars) . "\n";
2944	}	3489	}
2945		3490
2946	wantarray ? @res : $res[0]	3491	wantarray ? @res : $res[0]
2947	}	3492	}
2948		3493
…		…
2962	=cut	3507	=cut
2963		3508
2964	sub register_script_function {	3509	sub register_script_function {
2965	my ($fun, $cb) = @_;	3510	my ($fun, $cb) = @_;
2966		3511
2967	no strict 'refs';	3512	$fun = "safe::$fun" if $CFG{safe_eval};
2968	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3513	*$fun = $safe_hole->wrap ($cb);
2969	}	3514	}
2970		3515
2971	=back	3516	=back
2972		3517
2973	=cut	3518	=cut
2974		3519
2975	#############################################################################	3520	#############################################################################
2976	# the server's init and main functions	3521	# the server's init and main functions
		3522
		3523	our %FACEHASH; # hash => idx, #d# HACK for http server
		3524
		3525	# internal api, not fianlised
		3526	sub set_face {
		3527	my ($name, $type, $data) = @_;
		3528
		3529	my $idx = cf::face::find $name;
		3530
		3531	if ($idx) {
		3532	delete $FACEHASH{cf::face::get_chksum $idx};
		3533	} else {
		3534	$idx = cf::face::alloc $name;
		3535	}
		3536
		3537	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3538
		3539	cf::face::set_type $idx, $type;
		3540	cf::face::set_data $idx, 0, $data, $hash;
		3541	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3542	$FACEHASH{$hash} = $idx;#d#
		3543
		3544	$idx
		3545	}
2977		3546
2978	sub load_facedata($) {	3547	sub load_facedata($) {
2979	my ($path) = @_;	3548	my ($path) = @_;
2980		3549
2981	# HACK to clear player env face cache, we need some signal framework	3550	# HACK to clear player env face cache, we need some signal framework
2982	# for this (global event?)	3551	# for this (global event?)
2983	%ext::player_env::MUSIC_FACE_CACHE = ();	3552	%ext::player_env::MUSIC_FACE_CACHE = ();
2984		3553
2985	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3554	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2986		3555
2987	warn "loading facedata from $path\n";	3556	trace "loading facedata from $path\n";
2988		3557
2989	my $facedata;	3558	my $facedata = decode_storable load_file $path;
2990	0 < aio_load $path, $facedata
2991	or die "$path: $!";
2992
2993	$facedata = Coro::Storable::thaw $facedata;
2994		3559
2995	$facedata->{version} == 2	3560	$facedata->{version} == 2
2996	or cf::cleanup "$path: version mismatch, cannot proceed.";	3561	or cf::cleanup "$path: version mismatch, cannot proceed.";
2997		3562
2998	# patch in the exptable
2999	$facedata->{resource}{"res/exp_table"} = {
3000	type => FT_RSRC,
3001	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3002	};
3003	cf::cede_to_tick;	3563	cf::cede_to_tick;
3004		3564
3005	{	3565	{
3006	my $faces = $facedata->{faceinfo};	3566	my $faces = delete $facedata->{faceinfo};
3007		3567
3008	while (my ($face, $info) = each %$faces) {	3568	for my $face (sort keys %$faces) {
		3569	my $info = $faces->{$face};
3009	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3570	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3571
3010	cf::face::set_visibility $idx, $info->{visibility};	3572	cf::face::set_visibility $idx, $info->{visibility};
3011	cf::face::set_magicmap $idx, $info->{magicmap};	3573	cf::face::set_magicmap $idx, $info->{magicmap};
3012	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3574	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3013	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3575	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3014		3576	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3577	$FACEHASH{$info->{hash64}} = $idx;#d#
		3578
3015	cf::cede_to_tick;	3579	cf::cede_to_tick;
3016	}	3580	}
3017		3581
3018	while (my ($face, $info) = each %$faces) {	3582	while (my ($face, $info) = each %$faces) {
3019	next unless $info->{smooth};	3583	next unless $info->{smooth};
		3584
3020	my $idx = cf::face::find $face	3585	my $idx = cf::face::find $face
3021	or next;	3586	or next;
		3587
3022	if (my $smooth = cf::face::find $info->{smooth}) {	3588	if (my $smooth = cf::face::find $info->{smooth}) {
3023	cf::face::set_smooth $idx, $smooth;	3589	cf::face::set_smooth $idx, $smooth;
3024	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3590	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3025	} else {	3591	} else {
3026	warn "smooth face '$info->{smooth}' not found for face '$face'";	3592	error "smooth face '$info->{smooth}' not found for face '$face'";
3027	}	3593	}
3028		3594
3029	cf::cede_to_tick;	3595	cf::cede_to_tick;
3030	}	3596	}
3031	}	3597	}
3032		3598
3033	{	3599	{
3034	my $anims = $facedata->{animinfo};	3600	my $anims = delete $facedata->{animinfo};
3035		3601
3036	while (my ($anim, $info) = each %$anims) {	3602	while (my ($anim, $info) = each %$anims) {
3037	cf::anim::set $anim, $info->{frames}, $info->{facings};	3603	cf::anim::set $anim, $info->{frames}, $info->{facings};
3038	cf::cede_to_tick;	3604	cf::cede_to_tick;
3039	}	3605	}
3040		3606
3041	cf::anim::invalidate_all; # d'oh	3607	cf::anim::invalidate_all; # d'oh
3042	}	3608	}
3043		3609
3044	{	3610	{
3045	# TODO: for gcfclient pleasure, we should give resources
3046	# that gcfclient doesn't grok a >10000 face index.
3047	my $res = $facedata->{resource};	3611	my $res = delete $facedata->{resource};
3048
3049	my $soundconf = delete $res->{"res/sound.conf"};
3050		3612
3051	while (my ($name, $info) = each %$res) {	3613	while (my ($name, $info) = each %$res) {
		3614	if (defined (my $type = $info->{type})) {
		3615	# TODO: different hash - must free and use new index, or cache ixface data queue
3052	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3616	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3053	my $data;
3054		3617
3055	if ($info->{type} & 1) {	3618	cf::face::set_type $idx, $type;
3056	# prepend meta info	3619	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3057		3620	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3058	my $meta = $enc->encode ({	3621	$FACEHASH{$info->{hash}} = $idx;#d#
3059	name => $name,
3060	%{ $info->{meta} || {} },
3061	});
3062
3063	$data = pack "(w/a*)*", $meta, $info->{data};
3064	} else {	3622	} else {
3065	$data = $info->{data};	3623	# $RESOURCE{$name} = $info; # unused
3066	}	3624	}
3067		3625
3068	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3069	cf::face::set_type $idx, $info->{type};
3070
3071	cf::cede_to_tick;	3626	cf::cede_to_tick;
3072	}	3627	}
3073
3074	if ($soundconf) {
3075	$soundconf = $enc->decode (delete $soundconf->{data});
3076
3077	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3078	my $sound = $soundconf->{compat}[$_]
3079	or next;
3080
3081	my $face = cf::face::find "sound/$sound->[1]";
3082	cf::sound::set $sound->[0] => $face;
3083	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3084	}
3085
3086	while (my ($k, $v) = each %{$soundconf->{event}}) {
3087	my $face = cf::face::find "sound/$v";
3088	cf::sound::set $k => $face;
3089	}
3090	}
3091	}	3628	}
		3629
		3630	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3092		3631
3093	1	3632	1
3094	}	3633	}
3095		3634
3096	register_exticmd fx_want => sub {	3635	register_exticmd fx_want => sub {
…		…
3098		3637
3099	while (my ($k, $v) = each %$want) {	3638	while (my ($k, $v) = each %$want) {
3100	$ns->fx_want ($k, $v);	3639	$ns->fx_want ($k, $v);
3101	}	3640	}
3102	};	3641	};
		3642
		3643	sub load_resource_file($) {
		3644	my $guard = lock_acquire "load_resource_file";
		3645
		3646	my $status = load_resource_file_ $_[0];
		3647	get_slot 0.1, 100;
		3648	cf::arch::commit_load;
		3649
		3650	$status
		3651	}
		3652
		3653	sub reload_exp_table {
		3654	_reload_exp_table;
		3655
		3656	set_face "res/exp_table" => FT_RSRC,
		3657	JSON::XS->new->utf8->canonical->encode (
		3658	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3659	);
		3660	}
		3661
		3662	sub reload_materials {
		3663	_reload_materials;
		3664	}
3103		3665
3104	sub reload_regions {	3666	sub reload_regions {
3105	# HACK to clear player env face cache, we need some signal framework	3667	# HACK to clear player env face cache, we need some signal framework
3106	# for this (global event?)	3668	# for this (global event?)
3107	%ext::player_env::MUSIC_FACE_CACHE = ();	3669	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3121	}	3683	}
3122		3684
3123	sub reload_archetypes {	3685	sub reload_archetypes {
3124	load_resource_file "$DATADIR/archetypes"	3686	load_resource_file "$DATADIR/archetypes"
3125	or die "unable to load archetypes\n";	3687	or die "unable to load archetypes\n";
3126	#d# NEED to laod twice to resolve forward references	3688
3127	# this really needs to be done in an extra post-pass	3689	set_face "res/skill_info" => FT_RSRC,
3128	# (which needs to be synchronous, so solve it differently)	3690	JSON::XS->new->utf8->canonical->encode (
3129	load_resource_file "$DATADIR/archetypes"	3691	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
3130	or die "unable to load archetypes\n";	3692	);
		3693	set_face "res/spell_paths" => FT_RSRC,
		3694	JSON::XS->new->utf8->canonical->encode (
		3695	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3696	);
3131	}	3697	}
3132		3698
3133	sub reload_treasures {	3699	sub reload_treasures {
3134	load_resource_file "$DATADIR/treasures"	3700	load_resource_file "$DATADIR/treasures"
3135	or die "unable to load treasurelists\n";	3701	or die "unable to load treasurelists\n";
3136	}	3702	}
3137		3703
		3704	sub reload_sound {
		3705	trace "loading sound config from $DATADIR/sound\n";
		3706
		3707	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3708
		3709	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3710	my $sound = $soundconf->{compat}[$_]
		3711	or next;
		3712
		3713	my $face = cf::face::find "sound/$sound->[1]";
		3714	cf::sound::set $sound->[0] => $face;
		3715	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3716	}
		3717
		3718	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3719	my $face = cf::face::find "sound/$v";
		3720	cf::sound::set $k => $face;
		3721	}
		3722	}
		3723
3138	sub reload_resources {	3724	sub reload_resources {
3139	warn "reloading resource files...\n";	3725	trace "reloading resource files...\n";
3140		3726
		3727	reload_materials;
		3728	reload_facedata;
		3729	reload_exp_table;
		3730	reload_sound;
		3731	reload_archetypes;
3141	reload_regions;	3732	reload_regions;
3142	reload_facedata;
3143	#reload_archetypes;#d#
3144	reload_archetypes;
3145	reload_treasures;	3733	reload_treasures;
3146		3734
3147	warn "finished reloading resource files\n";	3735	trace "finished reloading resource files\n";
3148	}
3149
3150	sub init {
3151	reload_resources;
3152	}	3736	}
3153		3737
3154	sub reload_config {	3738	sub reload_config {
3155	open my $fh, "<:utf8", "$CONFDIR/config"	3739	trace "reloading config file...\n";
3156	or return;
3157		3740
3158	local $/;	3741	my $config = load_file "$CONFDIR/config";
3159	*CFG = YAML::Syck::Load <$fh>;	3742	utf8::decode $config;
		3743	*CFG = decode_yaml $config;
3160		3744
3161	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3745	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3162		3746
3163	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3747	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3164	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3748	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3165		3749
3166	if (exists $CFG{mlockall}) {	3750	if (exists $CFG{mlockall}) {
…		…
3170	};	3754	};
3171	warn $@ if $@;	3755	warn $@ if $@;
3172	}	3756	}
3173	}	3757	}
3174		3758
		3759	sub pidfile() {
		3760	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3761	or die "$PIDFILE: $!";
		3762	flock $fh, &Fcntl::LOCK_EX
		3763	or die "$PIDFILE: flock: $!";
		3764	$fh
		3765	}
		3766
		3767	# make sure only one server instance is running at any one time
		3768	sub atomic {
		3769	my $fh = pidfile;
		3770
		3771	my $pid = <$fh>;
		3772	kill 9, $pid if $pid > 0;
		3773
		3774	seek $fh, 0, 0;
		3775	print $fh $$;
		3776	}
		3777
		3778	sub main_loop {
		3779	trace "EV::loop starting\n";
		3780	if (1) {
		3781	EV::loop;
		3782	}
		3783	trace "EV::loop returned\n";
		3784	goto &main_loop unless $REALLY_UNLOOP;
		3785	}
		3786
3175	sub main {	3787	sub main {
		3788	cf::init_globals; # initialise logging
		3789
		3790	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3791	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3792	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3793	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3794
		3795	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3796
3176	# we must not ever block the main coroutine	3797	# we must not ever block the main coroutine
3177	local $Coro::idle = sub {	3798	$Coro::idle = sub {
3178	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3799	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3179	(async {	3800	(async {
3180	Event::one_event;	3801	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3802	EV::loop EV::LOOP_ONESHOT;
3181	})->prio (Coro::PRIO_MAX);	3803	})->prio (Coro::PRIO_MAX);
3182	};	3804	};
3183		3805
		3806	evthread_start IO::AIO::poll_fileno;
		3807
		3808	cf::sync_job {
		3809	cf::incloader::init ();
		3810
		3811	db_init;
		3812
		3813	cf::init_anim;
		3814	cf::init_attackmess;
		3815	cf::init_dynamic;
		3816
		3817	cf::load_settings;
		3818
		3819	reload_resources;
3184	reload_config;	3820	reload_config;
3185	db_init;	3821
		3822	cf::init_uuid;
		3823	cf::init_signals;
		3824	cf::init_skills;
		3825
		3826	cf::init_beforeplay;
		3827
		3828	atomic;
		3829
3186	load_extensions;	3830	load_extensions;
3187		3831
3188	$TICK_WATCHER->start;	3832	utime time, time, $RUNTIMEFILE;
3189	Event::loop;	3833
		3834	# no (long-running) fork's whatsoever before this point(!)
		3835	use POSIX ();
		3836	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3837
		3838	cf::_post_init 0;
		3839	};
		3840
		3841	cf::object::thawer::errors_are_fatal 0;
		3842	info "parse errors in files are no longer fatal from this point on.\n";
		3843
		3844	AE::postpone {
		3845	undef &main; # free gobs of memory :)
		3846	};
		3847
		3848	goto &main_loop;
3190	}	3849	}
3191		3850
3192	#############################################################################	3851	#############################################################################
3193	# initialisation and cleanup	3852	# initialisation and cleanup
3194		3853
3195	# install some emergency cleanup handlers	3854	# install some emergency cleanup handlers
3196	BEGIN {	3855	BEGIN {
		3856	our %SIGWATCHER = ();
3197	for my $signal (qw(INT HUP TERM)) {	3857	for my $signal (qw(INT HUP TERM)) {
3198	Event->signal (	3858	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3199	reentrant => 0,
3200	data => WF_AUTOCANCEL,
3201	signal => $signal,
3202	prio => 0,
3203	cb => sub {
3204	cf::cleanup "SIG$signal";	3859	cf::cleanup "SIG$signal";
3205	},
3206	);	3860	};
3207	}	3861	}
3208	}	3862	}
3209		3863
3210	sub write_runtime {	3864	sub write_runtime_sync {
3211	my $runtime = "$LOCALDIR/runtime";	3865	my $t0 = AE::time;
3212		3866
3213	# first touch the runtime file to show we are still running:	3867	# first touch the runtime file to show we are still running:
3214	# the fsync below can take a very very long time.	3868	# the fsync below can take a very very long time.
3215		3869
3216	IO::AIO::aio_utime $runtime, undef, undef;	3870	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3217		3871
3218	my $guard = cf::lock_acquire "write_runtime";	3872	my $guard = cf::lock_acquire "write_runtime";
3219		3873
3220	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3874	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3221	or return;	3875	or return;
3222		3876
3223	my $value = $cf::RUNTIME + 90 + 10;	3877	my $value = $cf::RUNTIME + 90 + 10;
3224	# 10 is the runtime save interval, for a monotonic clock	3878	# 10 is the runtime save interval, for a monotonic clock
3225	# 60 allows for the watchdog to kill the server.	3879	# 60 allows for the watchdog to kill the server.
…		…
3235	aio_utime $fh, undef, undef;	3889	aio_utime $fh, undef, undef;
3236		3890
3237	close $fh	3891	close $fh
3238	or return;	3892	or return;
3239		3893
3240	aio_rename "$runtime~", $runtime	3894	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3241	and return;	3895	and return;
3242		3896
3243	warn "runtime file written.\n";	3897	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3244		3898
3245	1	3899	1
		3900	}
		3901
		3902	our $uuid_lock;
		3903	our $uuid_skip;
		3904
		3905	sub write_uuid_sync($) {
		3906	$uuid_skip ||= $_[0];
		3907
		3908	return if $uuid_lock;
		3909	local $uuid_lock = 1;
		3910
		3911	my $uuid = "$LOCALDIR/uuid";
		3912
		3913	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3914	or return;
		3915
		3916	my $value = uuid_seq uuid_cur;
		3917
		3918	unless ($value) {
		3919	info "cowardly refusing to write zero uuid value!\n";
		3920	return;
		3921	}
		3922
		3923	my $value = uuid_str $value + $uuid_skip;
		3924	$uuid_skip = 0;
		3925
		3926	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3927	and return;
		3928
		3929	# always fsync - this file is important
		3930	aio_fsync $fh
		3931	and return;
		3932
		3933	close $fh
		3934	or return;
		3935
		3936	aio_rename "$uuid~", $uuid
		3937	and return;
		3938
		3939	trace "uuid file written ($value).\n";
		3940
		3941	1
		3942
		3943	}
		3944
		3945	sub write_uuid($$) {
		3946	my ($skip, $sync) = @_;
		3947
		3948	$sync ? write_uuid_sync $skip
		3949	: async { write_uuid_sync $skip };
3246	}	3950	}
3247		3951
3248	sub emergency_save() {	3952	sub emergency_save() {
3249	my $freeze_guard = cf::freeze_mainloop;	3953	my $freeze_guard = cf::freeze_mainloop;
3250		3954
3251	warn "enter emergency perl save\n";	3955	info "emergency_perl_save: enter\n";
		3956
		3957	# this is a trade-off: we want to be very quick here, so
		3958	# save all maps without fsync, and later call a global sync
		3959	# (which in turn might be very very slow)
		3960	local $USE_FSYNC = 0;
3252		3961
3253	cf::sync_job {	3962	cf::sync_job {
		3963	cf::write_runtime_sync; # external watchdog should not bark
		3964
3254	# use a peculiar iteration method to avoid tripping on perl	3965	# use a peculiar iteration method to avoid tripping on perl
3255	# refcount bugs in for. also avoids problems with players	3966	# refcount bugs in for. also avoids problems with players
3256	# and maps saved/destroyed asynchronously.	3967	# and maps saved/destroyed asynchronously.
3257	warn "begin emergency player save\n";	3968	info "emergency_perl_save: begin player save\n";
3258	for my $login (keys %cf::PLAYER) {	3969	for my $login (keys %cf::PLAYER) {
3259	my $pl = $cf::PLAYER{$login} or next;	3970	my $pl = $cf::PLAYER{$login} or next;
3260	$pl->valid or next;	3971	$pl->valid or next;
		3972	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3261	$pl->save;	3973	$pl->save;
3262	}	3974	}
3263	warn "end emergency player save\n";	3975	info "emergency_perl_save: end player save\n";
3264		3976
3265	warn "begin emergency map save\n";	3977	cf::write_runtime_sync; # external watchdog should not bark
		3978
		3979	info "emergency_perl_save: begin map save\n";
3266	for my $path (keys %cf::MAP) {	3980	for my $path (keys %cf::MAP) {
3267	my $map = $cf::MAP{$path} or next;	3981	my $map = $cf::MAP{$path} or next;
3268	$map->valid or next;	3982	$map->valid or next;
3269	$map->save;	3983	$map->save;
3270	}	3984	}
3271	warn "end emergency map save\n";	3985	info "emergency_perl_save: end map save\n";
3272		3986
3273	warn "begin emergency database checkpoint\n";	3987	cf::write_runtime_sync; # external watchdog should not bark
		3988
		3989	info "emergency_perl_save: begin database checkpoint\n";
3274	BDB::db_env_txn_checkpoint $DB_ENV;	3990	BDB::db_env_txn_checkpoint $DB_ENV;
3275	warn "end emergency database checkpoint\n";	3991	info "emergency_perl_save: end database checkpoint\n";
		3992
		3993	info "emergency_perl_save: begin write uuid\n";
		3994	write_uuid_sync 1;
		3995	info "emergency_perl_save: end write uuid\n";
		3996
		3997	cf::write_runtime_sync; # external watchdog should not bark
		3998
		3999	trace "emergency_perl_save: syncing database to disk";
		4000	BDB::db_env_txn_checkpoint $DB_ENV;
		4001
		4002	info "emergency_perl_save: starting sync\n";
		4003	IO::AIO::aio_sync sub {
		4004	info "emergency_perl_save: finished sync\n";
		4005	};
		4006
		4007	cf::write_runtime_sync; # external watchdog should not bark
		4008
		4009	trace "emergency_perl_save: flushing outstanding aio requests";
		4010	while (IO::AIO::nreqs || BDB::nreqs) {
		4011	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4012	}
		4013
		4014	cf::write_runtime_sync; # external watchdog should not bark
3276	};	4015	};
3277		4016
3278	warn "leave emergency perl save\n";	4017	info "emergency_perl_save: leave\n";
3279	}	4018	}
3280		4019
3281	sub post_cleanup {	4020	sub post_cleanup {
3282	my ($make_core) = @_;	4021	my ($make_core) = @_;
3283		4022
		4023	IO::AIO::flush;
		4024
3284	warn Carp::longmess "post_cleanup backtrace"	4025	error Carp::longmess "post_cleanup backtrace"
3285	if $make_core;	4026	if $make_core;
		4027
		4028	my $fh = pidfile;
		4029	unlink $PIDFILE if <$fh> == $$;
		4030	}
		4031
		4032	# a safer delete_package, copied from Symbol
		4033	sub clear_package($) {
		4034	my $pkg = shift;
		4035
		4036	# expand to full symbol table name if needed
		4037	unless ($pkg =~ /^main::.*::$/) {
		4038	$pkg = "main$pkg" if $pkg =~ /^::/;
		4039	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4040	$pkg .= '::' unless $pkg =~ /::$/;
		4041	}
		4042
		4043	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4044	my $stem_symtab = *{$stem}{HASH};
		4045
		4046	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4047	or return;
		4048
		4049	# clear all symbols
		4050	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4051	for my $name (keys %$leaf_symtab) {
		4052	_gv_clear *{"$pkg$name"};
		4053	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4054	}
3286	}	4055	}
3287		4056
3288	sub do_reload_perl() {	4057	sub do_reload_perl() {
3289	# can/must only be called in main	4058	# can/must only be called in main
3290	if ($Coro::current != $Coro::main) {	4059	unless (in_main) {
3291	warn "can only reload from main coroutine";	4060	error "can only reload from main coroutine";
3292	return;	4061	return;
3293	}	4062	}
3294		4063
3295	warn "reloading...";	4064	return if $RELOAD++;
3296		4065
3297	warn "entering sync_job";	4066	my $t1 = AE::time;
3298		4067
		4068	while ($RELOAD) {
		4069	cf::get_slot 0.1, -1, "reload_perl";
		4070	info "perl_reload: reloading...";
		4071
		4072	trace "perl_reload: entering sync_job";
		4073
3299	cf::sync_job {	4074	cf::sync_job {
3300	cf::write_runtime; # external watchdog should not bark
3301	cf::emergency_save;	4075	#cf::emergency_save;
3302	cf::write_runtime; # external watchdog should not bark
3303		4076
3304	warn "syncing database to disk";
3305	BDB::db_env_txn_checkpoint $DB_ENV;
3306
3307	# if anything goes wrong in here, we should simply crash as we already saved
3308
3309	warn "cancelling all WF_AUTOCANCEL watchers";
3310	for (Event::all_watchers) {
3311	$_->cancel if $_->data & WF_AUTOCANCEL;
3312	}
3313
3314	warn "flushing outstanding aio requests";
3315	for (;;) {
3316	BDB::flush;
3317	IO::AIO::flush;
3318	Coro::cede;
3319	last unless IO::AIO::nreqs || BDB::nreqs;
3320	warn "iterate...";
3321	}
3322
3323	++$RELOAD;
3324
3325	warn "cancelling all extension coros";	4077	trace "perl_reload: cancelling all extension coros";
3326	$_->cancel for values %EXT_CORO;	4078	$_->cancel for values %EXT_CORO;
3327	%EXT_CORO = ();	4079	%EXT_CORO = ();
3328		4080
3329	warn "removing commands";	4081	trace "perl_reload: removing commands";
3330	%COMMAND = ();	4082	%COMMAND = ();
3331		4083
3332	warn "removing ext/exti commands";	4084	trace "perl_reload: removing ext/exti commands";
3333	%EXTCMD = ();	4085	%EXTCMD = ();
3334	%EXTICMD = ();	4086	%EXTICMD = ();
3335		4087
3336	warn "unloading/nuking all extensions";	4088	trace "perl_reload: unloading/nuking all extensions";
3337	for my $pkg (@EXTS) {	4089	for my $pkg (@EXTS) {
3338	warn "... unloading $pkg";	4090	trace "... unloading $pkg";
3339		4091
3340	if (my $cb = $pkg->can ("unload")) {	4092	if (my $cb = $pkg->can ("unload")) {
3341	eval {	4093	eval {
3342	$cb->($pkg);	4094	$cb->($pkg);
3343	1	4095	1
3344	} or warn "$pkg unloaded, but with errors: $@";	4096	} or error "$pkg unloaded, but with errors: $@";
		4097	}
		4098
		4099	trace "... clearing $pkg";
		4100	clear_package $pkg;
3345	}	4101	}
3346		4102
3347	warn "... nuking $pkg";
3348	Symbol::delete_package $pkg;
3349	}
3350
3351	warn "unloading all perl modules loaded from $LIBDIR";	4103	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3352	while (my ($k, $v) = each %INC) {	4104	while (my ($k, $v) = each %INC) {
3353	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4105	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3354		4106
3355	warn "... unloading $k";	4107	trace "... unloading $k";
3356	delete $INC{$k};	4108	delete $INC{$k};
3357		4109
3358	$k =~ s/\.pm$//;	4110	$k =~ s/\.pm$//;
3359	$k =~ s/\//::/g;	4111	$k =~ s/\//::/g;
3360		4112
3361	if (my $cb = $k->can ("unload_module")) {	4113	if (my $cb = $k->can ("unload_module")) {
3362	$cb->();	4114	$cb->();
		4115	}
		4116
		4117	clear_package $k;
3363	}	4118	}
3364		4119
3365	Symbol::delete_package $k;
3366	}
3367
3368	warn "getting rid of safe::, as good as possible";	4120	trace "perl_reload: getting rid of safe::, as good as possible";
3369	Symbol::delete_package "safe::$_"	4121	clear_package "safe::$_"
3370	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4122	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3371		4123
3372	warn "unloading cf.pm \"a bit\"";	4124	trace "perl_reload: unloading cf.pm \"a bit\"";
3373	delete $INC{"cf.pm"};	4125	delete $INC{"cf.pm"};
3374	delete $INC{"cf/pod.pm"};	4126	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3375		4127
3376	# don't, removes xs symbols, too,	4128	# don't, removes xs symbols, too,
3377	# and global variables created in xs	4129	# and global variables created in xs
3378	#Symbol::delete_package __PACKAGE__;	4130	#clear_package __PACKAGE__;
3379		4131
3380	warn "unload completed, starting to reload now";	4132	info "perl_reload: unload completed, starting to reload now";
3381		4133
3382	warn "reloading cf.pm";	4134	trace "perl_reload: reloading cf.pm";
3383	require cf;	4135	require cf;
3384	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4136	cf::_connect_to_perl_1;
3385		4137
3386	warn "loading config and database again";	4138	trace "perl_reload: loading config and database again";
3387	cf::reload_config;	4139	cf::reload_config;
3388		4140
3389	warn "loading extensions";	4141	trace "perl_reload: loading extensions";
3390	cf::load_extensions;	4142	cf::load_extensions;
3391		4143
		4144	if ($REATTACH_ON_RELOAD) {
3392	warn "reattaching attachments to objects/players";	4145	trace "perl_reload: reattaching attachments to objects/players";
3393	_global_reattach; # objects, sockets	4146	_global_reattach; # objects, sockets
3394	warn "reattaching attachments to maps";	4147	trace "perl_reload: reattaching attachments to maps";
3395	reattach $_ for values %MAP;	4148	reattach $_ for values %MAP;
3396	warn "reattaching attachments to players";	4149	trace "perl_reload: reattaching attachments to players";
3397	reattach $_ for values %PLAYER;	4150	reattach $_ for values %PLAYER;
		4151	}
3398		4152
3399	warn "leaving sync_job";	4153	cf::_post_init 1;
3400		4154
		4155	trace "perl_reload: leaving sync_job";
		4156
3401	1	4157	1
3402	} or do {	4158	} or do {
3403	warn $@;	4159	error $@;
3404	warn "error while reloading, exiting.";	4160	cf::cleanup "perl_reload: error, exiting.";
3405	exit 1;	4161	};
		4162
		4163	--$RELOAD;
3406	};	4164	}
3407		4165
3408	warn "reloaded";	4166	$t1 = AE::time - $t1;
		4167	info "perl_reload: completed in ${t1}s\n";
3409	};	4168	};
3410		4169
3411	our $RELOAD_WATCHER; # used only during reload	4170	our $RELOAD_WATCHER; # used only during reload
3412		4171
3413	sub reload_perl() {	4172	sub reload_perl() {
3414	# doing reload synchronously and two reloads happen back-to-back,	4173	# doing reload synchronously and two reloads happen back-to-back,
3415	# coro crashes during coro_state_free->destroy here.	4174	# coro crashes during coro_state_free->destroy here.
3416		4175
3417	$RELOAD_WATCHER ||= Event->timer (	4176	$RELOAD_WATCHER ||= cf::async {
3418	reentrant => 0,	4177	Coro::AIO::aio_wait cache_extensions;
3419	after => 0,	4178
3420	data => WF_AUTOCANCEL,	4179	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3421	cb => sub {
3422	do_reload_perl;	4180	do_reload_perl;
3423	undef $RELOAD_WATCHER;	4181	undef $RELOAD_WATCHER;
3424	},	4182	};
3425	);	4183	};
3426	}	4184	}
3427		4185
3428	register_command "reload" => sub {	4186	register_command "reload" => sub {
3429	my ($who, $arg) = @_;	4187	my ($who, $arg) = @_;
3430		4188
3431	if ($who->flag (FLAG_WIZ)) {	4189	if ($who->flag (FLAG_WIZ)) {
3432	$who->message ("reloading server.");	4190	$who->message ("reloading server.");
		4191	async {
		4192	$Coro::current->{desc} = "perl_reload";
3433	async { reload_perl };	4193	reload_perl;
		4194	};
3434	}	4195	}
3435	};	4196	};
3436		4197
3437	unshift @INC, $LIBDIR;	4198	#############################################################################
3438		4199
3439	my $bug_warning = 0;	4200	my $bug_warning = 0;
3440		4201
3441	our @WAIT_FOR_TICK;
3442	our @WAIT_FOR_TICK_BEGIN;
3443
3444	sub wait_for_tick {	4202	sub wait_for_tick() {
3445	return unless $TICK_WATCHER->is_active;	4203	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3446	return if $Coro::current == $Coro::main;
3447		4204
3448	my $signal = new Coro::Signal;	4205	$WAIT_FOR_TICK->wait;
3449	push @WAIT_FOR_TICK, $signal;
3450	$signal->wait;
3451	}	4206	}
3452		4207
3453	sub wait_for_tick_begin {	4208	sub wait_for_tick_begin() {
3454	return unless $TICK_WATCHER->is_active;	4209	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3455	return if $Coro::current == $Coro::main;
3456		4210
3457	my $signal = new Coro::Signal;	4211	my $signal = new Coro::Signal;
3458	push @WAIT_FOR_TICK_BEGIN, $signal;	4212	push @WAIT_FOR_TICK_BEGIN, $signal;
3459	$signal->wait;	4213	$signal->wait;
3460	}	4214	}
3461		4215
3462	our $stat_fh;	4216	sub tick {
3463	sysopen $stat_fh, "/tmp/cfstats", Fcntl::O_APPEND | Fcntl::O_CREAT | Fcntl::O_WRONLY, 0600;#d#
3464
3465	$TICK_WATCHER = Event->timer (
3466	reentrant => 0,
3467	parked => 1,
3468	prio => 0,
3469	at => $NEXT_TICK || $TICK,
3470	data => WF_AUTOCANCEL,
3471	cb => sub {
3472	if ($Coro::current != $Coro::main) {	4217	if ($Coro::current != $Coro::main) {
3473	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4218	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3474	unless ++$bug_warning > 10;	4219	unless ++$bug_warning > 10;
3475	return;	4220	return;
3476	}	4221	}
3477		4222
3478	my @pl = cf::player::list; my $stats = sprintf "%.2f %d %d %d", $RUNTIME, (scalar @pl), cf::object::actives_size, cf::object::objects_size; #d#	4223	cf::one_tick; # one server iteration
3479		4224
3480	$NOW = $tick_start = Event::time;	4225	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3481		4226
3482	cf::server_tick; # one server iteration
3483
3484	$RUNTIME += $TICK;
3485	$NEXT_TICK += $TICK;
3486
3487	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4227	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3488	$NEXT_RUNTIME_WRITE = $NOW + 10;	4228	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3489	Coro::async_pool {	4229	Coro::async_pool {
		4230	$Coro::current->{desc} = "runtime saver";
3490	write_runtime	4231	write_runtime_sync
3491	or warn "ERROR: unable to write runtime file: $!";	4232	or error "ERROR: unable to write runtime file: $!";
3492	};
3493	}	4233	};
		4234	}
3494		4235
3495	# my $AFTER = Event::time;
3496	# warn $AFTER - $NOW;#d#
3497
3498	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4236	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3499	$sig->send;	4237	$sig->send;
3500	}	4238	}
3501	while (my $sig = shift @WAIT_FOR_TICK) {	4239	$WAIT_FOR_TICK->broadcast;
3502	$sig->send;
3503	}
3504		4240
3505	$NOW = Event::time;	4241	$LOAD = ($NOW - $TICK_START) / $TICK;
3506
3507	# if we are delayed by four ticks or more, skip them all
3508	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3509
3510	$TICK_WATCHER->at ($NEXT_TICK);
3511	$TICK_WATCHER->start;
3512
3513	$LOAD = ($NOW - $tick_start) / $TICK;
3514	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4242	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3515		4243
3516	_post_tick;	4244	if (0) {
3517		4245	if ($NEXT_TICK) {
3518	# gather some statistics#d#	4246	my $jitter = $TICK_START - $NEXT_TICK;
3519	$stats .= sprintf " %d\n", 10000 * ($NOW - $tick_start);#d#	4247	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3520	IO::AIO::aio_write $stat_fh, undef, undef, $stats, 0;#d#	4248	debug "jitter $JITTER\n";#d#
		4249	}
3521	},	4250	}
3522	);	4251	}
3523		4252
3524	{	4253	{
		4254	# configure BDB
		4255	info "initialising database";
		4256
3525	BDB::min_parallel 8;	4257	BDB::min_parallel 16;
3526	BDB::max_poll_time $TICK * 0.1;	4258	BDB::max_poll_reqs $TICK * 0.1;
3527	$BDB_POLL_WATCHER = Event->io (	4259	#$AnyEvent::BDB::WATCHER->priority (1);
3528	reentrant => 0,
3529	fd => BDB::poll_fileno,
3530	poll => 'r',
3531	prio => 0,
3532	data => WF_AUTOCANCEL,
3533	cb => \&BDB::poll_cb,
3534	);
3535
3536	BDB::set_sync_prepare {
3537	my $status;
3538	my $current = $Coro::current;
3539	(
3540	sub {
3541	$status = $!;
3542	$current->ready; undef $current;
3543	},
3544	sub {
3545	Coro::schedule while defined $current;
3546	$! = $status;
3547	},
3548	)
3549	};
3550		4260
3551	unless ($DB_ENV) {	4261	unless ($DB_ENV) {
3552	$DB_ENV = BDB::db_env_create;	4262	$DB_ENV = BDB::db_env_create;
		4263	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4264	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4265	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4266	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4267	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3553		4268
3554	cf::sync_job {	4269	cf::sync_job {
3555	eval {	4270	eval {
3556	BDB::db_env_open	4271	BDB::db_env_open
3557	$DB_ENV,	4272	$DB_ENV,
…		…
3559	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4274	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3560	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4275	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3561	0666;	4276	0666;
3562		4277
3563	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4278	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3564
3565	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3566	| BDB::LOG_AUTOREMOVE, 1);
3567	$DB_ENV->set_lk_detect;
3568	};	4279	};
3569		4280
3570	cf::cleanup "db_env_open(db): $@" if $@;	4281	cf::cleanup "db_env_open(db): $@" if $@;
3571	};	4282	};
3572	}	4283	}
3573		4284
3574	$BDB_CHECKPOINT_WATCHER = Event->timer (	4285	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3575	after => 11,	4286	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3576	interval => 60,	4287	};
3577	hard => 1,	4288	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3578	prio => 0,
3579	data => WF_AUTOCANCEL,
3580	cb => sub {
3581	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4289	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3582	},
3583	);	4290	};
3584	$BDB_TRICKLE_WATCHER = Event->timer (	4291	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3585	after => 5,
3586	interval => 10,
3587	hard => 1,
3588	prio => 0,
3589	data => WF_AUTOCANCEL,
3590	cb => sub {
3591	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4292	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3592	},
3593	);	4293	};
		4294
		4295	info "database initialised";
3594	}	4296	}
3595		4297
3596	{	4298	{
		4299	# configure IO::AIO
		4300
		4301	info "initialising aio";
3597	IO::AIO::min_parallel 8;	4302	IO::AIO::min_parallel 8;
3598
3599	undef $Coro::AIO::WATCHER;
3600	IO::AIO::max_poll_time $TICK * 0.1;	4303	IO::AIO::max_poll_time $TICK * 0.1;
3601	$AIO_POLL_WATCHER = Event->io (	4304	undef $AnyEvent::AIO::WATCHER;
3602	reentrant => 0,	4305	info "aio initialised";
3603	data => WF_AUTOCANCEL,
3604	fd => IO::AIO::poll_fileno,
3605	poll => 'r',
3606	prio => 6,
3607	cb => \&IO::AIO::poll_cb,
3608	);
3609	}	4306	}
3610		4307
3611	my $_log_backtrace;	4308	our $_log_backtrace;
		4309	our $_log_backtrace_last;
3612		4310
3613	sub _log_backtrace {	4311	sub _log_backtrace {
3614	my ($msg, @addr) = @_;	4312	my ($msg, @addr) = @_;
3615		4313
3616	$msg =~ s/\n//;	4314	$msg =~ s/\n$//;
3617		4315
		4316	if ($_log_backtrace_last eq $msg) {
		4317	LOG llevInfo, "[ABT] $msg\n";
		4318	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3618	# limit the # of concurrent backtraces	4319	# limit the # of concurrent backtraces
3619	if ($_log_backtrace < 2) {	4320	} elsif ($_log_backtrace < 2) {
		4321	$_log_backtrace_last = $msg;
3620	++$_log_backtrace;	4322	++$_log_backtrace;
		4323	my $perl_bt = Carp::longmess $msg;
3621	async {	4324	async {
		4325	$Coro::current->{desc} = "abt $msg";
		4326
3622	my @bt = fork_call {	4327	my @bt = fork_call {
3623	@addr = map { sprintf "%x", $_ } @addr;	4328	@addr = map { sprintf "%x", $_ } @addr;
3624	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4329	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3625	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4330	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3626	or die "addr2line: $!";	4331	or die "addr2line: $!";
…		…
3634	}	4339	}
3635		4340
3636	@funcs	4341	@funcs
3637	};	4342	};
3638		4343
3639	LOG llevInfo, "[ABT] $msg\n";	4344	LOG llevInfo, "[ABT] $perl_bt\n";
		4345	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3640	LOG llevInfo, "[ABT] $_\n" for @bt;	4346	LOG llevInfo, "[ABT] $_\n" for @bt;
3641	--$_log_backtrace;	4347	--$_log_backtrace;
3642	};	4348	};
3643	} else {	4349	} else {
3644	LOG llevInfo, "[ABT] $msg\n";	4350	LOG llevInfo, "[ABT] $msg\n";
3645	LOG llevInfo, "[ABT] [suppressed]\n";	4351	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3646	}	4352	}
3647	}	4353	}
3648		4354
3649	# load additional modules	4355	# load additional modules
3650	use cf::pod;	4356	require "cf/$_.pm" for @EXTRA_MODULES;
		4357	cf::_connect_to_perl_2;
3651		4358
3652	END { cf::emergency_save }	4359	END { cf::emergency_save }
3653		4360
3654	1	4361	1
3655		4362

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