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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.408 by root, Mon Jan 14 10:12:12 2008 UTC vs.
Revision 1.623 by root, Wed Aug 30 14:18:51 2017 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 EV 1.86;	30	use EV;
10	use Opcode;	31	use Opcode;
11	use Safe;	32	use Safe;
12	use Safe::Hole;	33	use Safe::Hole;
13	use Storable ();	34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 4.32 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
18	use Coro::EV;	44	use Coro::EV;
		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;
23	use Coro::BDB;	52	use Coro::BDB 1.6;
24	use Coro::Storable;	53	use Coro::Storable;
25	use Coro::Util ();	54	use Coro::Util ();
26		55
		56	use Guard ();
27	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
28	use BDB ();	58	use BDB ();
29	use Data::Dumper;	59	use Data::Dumper;
30	use Digest::MD5;
31	use Fcntl;	60	use Fcntl;
32	use YAML ();	61	use YAML::XS ();
		62	use CBOR::XS ();
33	use IO::AIO 2.51 ();	63	use IO::AIO ();
34	use Time::HiRes;
35	use Compress::LZF;	64	use Compress::LZF;
36	use Digest::MD5 ();	65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
37		68
38	# configure various modules to our taste	69	# configure various modules to our taste
39	#	70	#
40	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
41	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	72	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		73
		74	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		75
		76	# make sure c-lzf reinitialises itself
		77	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
42	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
43		79
44	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	80	# strictly for debugging
		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45		82
46	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
47		86
48	our %COMMAND = ();	87	our %COMMAND = ();
49	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
50		89
51	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
52	our %EXTCMD = ();	91	our %EXTCMD = ();
		92	our %EXTACMD = ();
53	our %EXTICMD = ();	93	our %EXTICMD = ();
		94	our %EXTIACMD = ();
54	our %EXT_CORO = (); # coroutines bound to extensions	95	our %EXT_CORO = (); # coroutines bound to extensions
55	our %EXT_MAP = (); # pluggable maps	96	our %EXT_MAP = (); # pluggable maps
56		97
57	our $RELOAD; # number of reloads so far	98	our $RELOAD; # number of reloads so far, non-zero while in reload
58	our @EVENT;	99	our @EVENT;
		100	our @REFLECT; # set by XS
		101	our %REFLECT; # set by us
59		102
60	our $CONFDIR = confdir;	103	our $CONFDIR = confdir;
		104
61	our $DATADIR = datadir;	105	our $DATADIR = datadir;
62	our $LIBDIR = "$DATADIR/ext";	106	our $LIBDIR = "$DATADIR/ext";
63	our $PODDIR = "$DATADIR/pod";	107	our $PODDIR = "$DATADIR/pod";
64	our $MAPDIR = "$DATADIR/" . mapdir;	108	our $MAPDIR = "$DATADIR/" . mapdir;
		109
65	our $LOCALDIR = localdir;	110	our $LOCALDIR = localdir;
66	our $TMPDIR = "$LOCALDIR/" . tmpdir;	111	our $TMPDIR = "$LOCALDIR/" . tmpdir;
67	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	112	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
68	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	113	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
69	our $RANDOMDIR = "$LOCALDIR/random";	114	our $RANDOMDIR = "$LOCALDIR/random";
70	our $BDBDIR = "$LOCALDIR/db";	115	our $BDBDIR = "$LOCALDIR/db";
71	our %RESOURCE;	116	our $PIDFILE = "$LOCALDIR/pid";
		117	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		118
		119	#our %RESOURCE; # unused
		120
		121	our $OUTPUT_RATE_MIN = 3000;
		122	our $OUTPUT_RATE_MAX = 1000000;
		123
		124	our $MAX_LINKS = 32; # how many chained exits to follow
		125	our $VERBOSE_IO = 1;
72		126
73	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	127	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
74	our $TICK_WATCHER;
75	our $AIO_POLL_WATCHER;
76	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	128	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
77	our $NEXT_TICK;	129	our $NEXT_TICK;
78	our $USE_FSYNC = 1; # use fsync to write maps - default off	130	our $USE_FSYNC = 1; # use fsync to write maps - default on
79		131
80	our $BDB_POLL_WATCHER;
81	our $BDB_DEADLOCK_WATCHER;	132	our $BDB_DEADLOCK_WATCHER;
82	our $BDB_CHECKPOINT_WATCHER;	133	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_TRICKLE_WATCHER;	134	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	135	our $DB_ENV;
85		136
		137	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		138
86	our %CFG;	139	our %CFG;
		140	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
87		141
88	our $UPTIME; $UPTIME ||= time;	142	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	143	our $RUNTIME = 0;
		144	our $SERVER_TICK = 0;
90	our $NOW;	145	our $NOW;
91		146
92	our (%PLAYER, %PLAYER_LOADING); # all users	147	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	148	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	149	our $LINK_MAP; # the special {link} map, which is always available
…		…
96	# used to convert map paths into valid unix filenames by replacing / by ∕	151	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	152	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		153
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	154	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	155	our $LOADAVG; # same thing, but with alpha-smoothing
		156	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	157	our $TICK_START; # for load detecting purposes
		158
		159	our @POST_INIT;
		160
		161	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		162	our $REALLY_UNLOOP; # never set to true, please :)
		163
		164	our $WAIT_FOR_TICK = new Coro::Signal;
		165	our @WAIT_FOR_TICK_BEGIN;
102		166
103	binmode STDOUT;	167	binmode STDOUT;
104	binmode STDERR;	168	binmode STDERR;
105		169
106	# read virtual server time, if available	170	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	171	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	172	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	173	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	174	$RUNTIME = <$fh> + 0.;
111	}	175	}
		176
		177	eval "sub TICK() { $TICK } 1" or die;
112		178
113	mkdir $_	179	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	180	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		181
116	our $EMERGENCY_POSITION;	182	our $EMERGENCY_POSITION;
117		183
118	sub cf::map::normalise;	184	sub cf::map::normalise;
119		185
		186	sub in_main() {
		187	$Coro::current == $Coro::main
		188	}
		189
120	#############################################################################	190	#############################################################################
121		191
		192	%REFLECT = ();
		193	for (@REFLECT) {
		194	my $reflect = JSON::XS::decode_json $_;
		195	$REFLECT{$reflect->{class}} = $reflect;
		196	}
		197
		198	# this is decidedly evil
		199	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		200
		201	#############################################################################
		202
122	=head2 GLOBAL VARIABLES	203	=head2 GLOBAL VARIABLES
123		204
124	=over 4	205	=over 4
125		206
126	=item $cf::UPTIME	207	=item $cf::UPTIME
127		208
128	The timestamp of the server start (so not actually an uptime).	209	The timestamp of the server start (so not actually an "uptime").
		210
		211	=item $cf::SERVER_TICK
		212
		213	An unsigned integer that starts at zero when the server is started and is
		214	incremented on every tick.
		215
		216	=item $cf::NOW
		217
		218	The (real) time of the last (current) server tick - updated before and
		219	after tick processing, so this is useful only as a rough "what time is it
		220	now" estimate.
		221
		222	=item $cf::TICK
		223
		224	The interval between each server tick, in seconds.
129		225
130	=item $cf::RUNTIME	226	=item $cf::RUNTIME
131		227
132	The time this server has run, starts at 0 and is increased by $cf::TICK on	228	The time this server has run, starts at 0 and is increased by $cf::TICK on
133	every server tick.	229	every server tick.
134		230
135	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	231	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
136	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	232	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
137	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	233	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
138		234
139	Various directories - "/etc", read-only install directory, perl-library	235	Various directories - "/etc", read-only install directory, perl-library
140	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	236	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
141	unique-items directory, player file directory, random maps directory and	237	unique-items directory, player file directory, random maps directory and
142	database environment.	238	database environment.
143		239
144	=item $cf::NOW
145
146	The time of the last (current) server tick.
147
148	=item $cf::TICK
149
150	The interval between server ticks, in seconds.
151
152	=item $cf::LOADAVG	240	=item $cf::LOADAVG
153		241
154	The current CPU load on the server (alpha-smoothed), as a value between 0	242	The current CPU load on the server (alpha-smoothed), as a value between 0
155	(none) and 1 (overloaded), indicating how much time is spent on processing	243	(none) and 1 (overloaded), indicating how much time is spent on processing
156	objects per tick. Healthy values are < 0.5.	244	objects per tick. Healthy values are < 0.5.
…		…
164	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	252	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	253	from wherever your confdir points to.
166		254
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	255	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		256
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	257	These are functions that inhibit the current coroutine one tick.
170	returns directly I<after> the tick processing (and consequently, can only wake one process	258	cf::wait_for_tick_begin only returns directly I<after> the tick
		259	processing (and consequently, can only wake one thread per tick), while
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	260	cf::wait_for_tick wakes up all waiters after tick processing.
		261
		262	Note that cf::wait_for_tick will immediately return when the server is not
		263	ticking, making it suitable for small pauses in threads that need to run
		264	when the server is paused. If that is not applicable (i.e. you I<really>
		265	want to wait, use C<$cf::WAIT_FOR_TICK>).
		266
		267	=item $cf::WAIT_FOR_TICK
		268
		269	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		270	variable contains a L<Coro::Signal> that is broadcats after every server
		271	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		272	next server tick.
		273
		274	=cut
		275
		276	sub wait_for_tick();
		277	sub wait_for_tick_begin();
172		278
173	=item @cf::INVOKE_RESULTS	279	=item @cf::INVOKE_RESULTS
174		280
175	This array contains the results of the last C<invoke ()> call. When	281	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	282	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	283	that call.
178		284
		285	=item %cf::REFLECT
		286
		287	Contains, for each (C++) class name, a hash reference with information
		288	about object members (methods, scalars, arrays and flags) and other
		289	metadata, which is useful for introspection.
		290
179	=back	291	=back
180		292
181	=cut	293	=cut
182		294
183	BEGIN {	295	sub error(@) { LOG llevError, join "", @_ }
184	*CORE::GLOBAL::warn = sub {	296	sub warn (@) { LOG llevWarn , join "", @_ }
		297	sub info (@) { LOG llevInfo , join "", @_ }
		298	sub debug(@) { LOG llevDebug, join "", @_ }
		299	sub trace(@) { LOG llevTrace, join "", @_ }
		300
		301	$Coro::State::WARNHOOK = sub {
185	my $msg = join "", @_;	302	my $msg = join "", @_;
186		303
187	$msg .= "\n"	304	$msg .= "\n"
188	unless $msg =~ /\n$/;	305	unless $msg =~ /\n$/;
189		306
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	307	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		308
192	LOG llevError, $msg;	309	LOG llevWarn, $msg;
193	};	310	};
194	}
195		311
196	$Coro::State::DIEHOOK = sub {	312	$Coro::State::DIEHOOK = sub {
		313	return unless $^S eq 0; # "eq", not "=="
		314
197	warn Carp::longmess $_[0];	315	error Carp::longmess $_[0];
		316
		317	if (in_main) {#d#
		318	error "DIEHOOK called in main context, Coro bug?\n";#d#
		319	return;#d#
		320	}#d#
		321
		322	# kill coroutine otherwise
198	Coro::terminate;	323	Coro::terminate
199	};	324	};
200		325
201	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	326	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
202	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	327	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
203	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	328	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
…		…
211	for my $pkg (qw(	336	for my $pkg (qw(
212	cf::global cf::attachable	337	cf::global cf::attachable
213	cf::object cf::object::player	338	cf::object cf::object::player
214	cf::client cf::player	339	cf::client cf::player
215	cf::arch cf::living	340	cf::arch cf::living
		341	cf::map cf::mapspace
216	cf::map cf::party cf::region	342	cf::party cf::region
217	)) {	343	)) {
218	no strict 'refs';
219	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	344	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
220	}	345	}
221		346
222	$EV::DIED = sub {	347	$EV::DIED = sub {
223	warn "error in event callback: @_";	348	warn "error in event callback: $@";
224	};	349	};
		350
		351	#############################################################################
		352
		353	sub fork_call(&@);
		354	sub get_slot($;$$);
225		355
226	#############################################################################	356	#############################################################################
227		357
228	=head2 UTILITY FUNCTIONS	358	=head2 UTILITY FUNCTIONS
229		359
…		…
250	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	380	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
251	$d	381	$d
252	} || "[unable to dump $_[0]: '$@']";	382	} || "[unable to dump $_[0]: '$@']";
253	}	383	}
254		384
		385	=item $scalar = cf::load_file $path
		386
		387	Loads the given file from path and returns its contents. Croaks on error
		388	and can block.
		389
		390	=cut
		391
		392	sub load_file($) {
		393	0 <= aio_load $_[0], my $data
		394	or Carp::croak "$_[0]: $!";
		395
		396	$data
		397	}
		398
		399	=item $success = cf::replace_file $path, $data, $sync
		400
		401	Atomically replaces the file at the given $path with new $data, and
		402	optionally $sync the data to disk before replacing the file.
		403
		404	=cut
		405
		406	sub replace_file($$;$) {
		407	my ($path, $data, $sync) = @_;
		408
		409	my $lock = cf::lock_acquire ("replace_file:$path");
		410
		411	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		412	or return;
		413
		414	$data = $data->() if ref $data;
		415
		416	length $data == aio_write $fh, 0, (length $data), $data, 0
		417	or return;
		418
		419	!$sync
		420	or !aio_fsync $fh
		421	or return;
		422
		423	aio_close $fh
		424	and return;
		425
		426	aio_rename "$path~", $path
		427	and return;
		428
		429	if ($sync) {
		430	$path =~ s%/[^/]*$%%;
		431	aio_pathsync $path;
		432	}
		433
		434	1
		435	}
		436
255	=item $ref = cf::decode_json $json	437	=item $ref = cf::decode_json $json
256		438
257	Converts a JSON string into the corresponding perl data structure.	439	Converts a JSON string into the corresponding perl data structure.
258		440
259	=item $json = cf::encode_json $ref	441	=item $json = cf::encode_json $ref
…		…
265	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	447	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
266		448
267	sub encode_json($) { $json_coder->encode ($_[0]) }	449	sub encode_json($) { $json_coder->encode ($_[0]) }
268	sub decode_json($) { $json_coder->decode ($_[0]) }	450	sub decode_json($) { $json_coder->decode ($_[0]) }
269		451
		452	=item $ref = cf::decode_storable $scalar
		453
		454	Same as Coro::Storable::thaw, so blocks.
		455
		456	=cut
		457
		458	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		459
		460	=item $ref = cf::decode_yaml $scalar
		461
		462	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		463
		464	=cut
		465
		466	sub decode_yaml($) {
		467	fork_call { YAML::XS::Load $_[0] } @_
		468	}
		469
		470	=item $scalar = cf::decode_cbor $scalar
		471
		472	Same as CBOR::XS::decode_cbor, but takes server ticks into account, so
		473	blocks. For small amounts of data, C<CBOR::XS::decode_cbor> is the better
		474	alternative.
		475
		476	=cut
		477
		478	sub decode_cbor($) {
		479	# we assume 10mb/s minimum decoding speed (on a ~2ghz machine)
		480	cf::get_slot +(length $_[0]) / 10_000_000, 0, "decode_cbor";
		481	CBOR::XS::decode_cbor $_[0]
		482	}
		483
		484	=item $scalar = cf::unlzf $scalar
		485
		486	Same as Compress::LZF::compress, but takes server ticks into account, so
		487	blocks.
		488
		489	=cut
		490
		491	sub unlzf($) {
		492	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		493	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		494	Compress::LZF::decompress $_[0]
		495	}
		496
		497	=item cf::post_init { BLOCK }
		498
		499	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		500	but I<before> the server starts ticking again.
		501
		502	The codeblock will have a single boolean argument to indicate whether this
		503	is a reload or not.
		504
		505	=cut
		506
		507	sub post_init(&) {
		508	push @POST_INIT, shift;
		509	}
		510
		511	sub _post_init {
		512	trace "running post_init jobs";
		513
		514	# run them in parallel...
		515
		516	my @join;
		517
		518	while () {
		519	push @join, map &Coro::async ($_, 0), @POST_INIT;
		520	@POST_INIT = ();
		521
		522	@join or last;
		523
		524	(pop @join)->join;
		525	}
		526	}
		527
270	=item cf::lock_wait $string	528	=item cf::lock_wait $string
271		529
272	Wait until the given lock is available. See cf::lock_acquire.	530	Wait until the given lock is available. See cf::lock_acquire.
273		531
274	=item my $lock = cf::lock_acquire $string	532	=item my $lock = cf::lock_acquire $string
275		533
276	Wait until the given lock is available and then acquires it and returns	534	Wait until the given lock is available and then acquires it and returns
277	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	535	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
278	for example when the coroutine gets canceled), the lock is automatically	536	for example when the coroutine gets canceled), the lock is automatically
279	returned.	537	returned.
280		538
281	Locks are *not* recursive, locking from the same coro twice results in a	539	Locks are *not* recursive, locking from the same coro twice results in a
282	deadlocked coro.	540	deadlocked coro.
…		…
288		546
289	Return true if the lock is currently active, i.e. somebody has locked it.	547	Return true if the lock is currently active, i.e. somebody has locked it.
290		548
291	=cut	549	=cut
292		550
293	our %LOCK;	551	our $LOCKS = new Coro::SemaphoreSet;
294	our %LOCKER;#d#
295		552
296	sub lock_wait($) {	553	sub lock_wait($) {
297	my ($key) = @_;	554	$LOCKS->wait ($_[0]);
298
299	if ($LOCKER{$key} == $Coro::current) {#d#
300	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
301	return;#d#
302	}#d#
303
304	# wait for lock, if any
305	while ($LOCK{$key}) {
306	push @{ $LOCK{$key} }, $Coro::current;
307	Coro::schedule;
308	}
309	}	555	}
310		556
311	sub lock_acquire($) {	557	sub lock_acquire($) {
312	my ($key) = @_;	558	$LOCKS->guard ($_[0])
313
314	# wait, to be sure we are not locked
315	lock_wait $key;
316
317	$LOCK{$key} = [];
318	$LOCKER{$key} = $Coro::current;#d#
319
320	Coro::guard {
321	delete $LOCKER{$key};#d#
322	# wake up all waiters, to be on the safe side
323	$_->ready for @{ delete $LOCK{$key} };
324	}
325	}	559	}
326		560
327	sub lock_active($) {	561	sub lock_active($) {
328	my ($key) = @_;	562	$LOCKS->count ($_[0]) < 1
329
330	! ! $LOCK{$key}
331	}	563	}
332		564
333	sub freeze_mainloop {	565	sub freeze_mainloop {
334	return unless $TICK_WATCHER->is_active;	566	tick_inhibit_inc;
335		567
336	my $guard = Coro::guard {	568	&Guard::guard (\&tick_inhibit_dec);
337	$TICK_WATCHER->start;
338	};
339	$TICK_WATCHER->stop;
340	$guard
341	}	569	}
342		570
343	=item cf::periodic $interval, $cb	571	=item cf::periodic $interval, $cb
344		572
345	Like EV::periodic, but randomly selects a starting point so that the actions	573	Like EV::periodic, but randomly selects a starting point so that the actions
346	get spread over timer.	574	get spread over time.
347		575
348	=cut	576	=cut
349		577
350	sub periodic($$) {	578	sub periodic($$) {
351	my ($interval, $cb) = @_;	579	my ($interval, $cb) = @_;
…		…
355	EV::periodic $start, $interval, 0, $cb	583	EV::periodic $start, $interval, 0, $cb
356	}	584	}
357		585
358	=item cf::get_slot $time[, $priority[, $name]]	586	=item cf::get_slot $time[, $priority[, $name]]
359		587
360	Allocate $time seconds of blocking CPU time at priority C<$priority>:	588	Allocate $time seconds of blocking CPU time at priority C<$priority>
361	This call blocks and returns only when you have at least C<$time> seconds	589	(default: 0): This call blocks and returns only when you have at least
362	of cpu time till the next tick. The slot is only valid till the next cede.	590	C<$time> seconds of cpu time till the next tick. The slot is only valid
		591	till the next cede.
		592
		593	Background jobs should use a priority less than zero, interactive jobs
		594	should use 100 or more.
363		595
364	The optional C<$name> can be used to identify the job to run. It might be	596	The optional C<$name> can be used to identify the job to run. It might be
365	used for statistical purposes and should identify the same time-class.	597	used for statistical purposes and should identify the same time-class.
366		598
367	Useful for short background jobs.	599	Useful for short background jobs.
368		600
369	=cut	601	=cut
370		602
371	our @SLOT_QUEUE;	603	our @SLOT_QUEUE;
372	our $SLOT_QUEUE;	604	our $SLOT_QUEUE;
		605	our $SLOT_DECAY = 0.9;
373		606
374	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	607	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
375	$SLOT_QUEUE = Coro::async {	608	$SLOT_QUEUE = Coro::async {
376	$Coro::current->desc ("timeslot manager");	609	$Coro::current->desc ("timeslot manager");
377		610
378	my $signal = new Coro::Signal;	611	my $signal = new Coro::Signal;
		612	my $busy;
379		613
380	while () {	614	while () {
381	next_job:	615	next_job:
		616
		617	Coro::cede;
		618
382	my $avail = cf::till_tick;	619	my $avail = cf::till_tick;
383	if ($avail > 0.01) {	620
384	for (0 .. $#SLOT_QUEUE) {	621	for (0 .. $#SLOT_QUEUE) {
385	if ($SLOT_QUEUE[$_][0] < $avail) {	622	if ($SLOT_QUEUE[$_][0] <= $avail) {
		623	$busy = 0;
386	my $job = splice @SLOT_QUEUE, $_, 1, ();	624	my $job = splice @SLOT_QUEUE, $_, 1, ();
387	$job->[2]->send;	625	$job->[2]->send;
388	Coro::cede;
389	goto next_job;	626	goto next_job;
390	}	627	} else {
		628	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
391	}	629	}
392	}	630	}
393		631
394	if (@SLOT_QUEUE) {	632	if (@SLOT_QUEUE) {
395	# we do not use wait_for_tick() as it returns immediately when tick is inactive	633	wait_for_tick;
396	push @cf::WAIT_FOR_TICK, $signal;
397	$signal->wait;
398	} else {	634	} else {
		635	$busy = 0;
399	Coro::schedule;	636	Coro::schedule;
400	}	637	}
401	}	638	}
402	};	639	};
403		640
404	sub get_slot($;$$) {	641	sub get_slot($;$$) {
		642	return if tick_inhibit || $Coro::current == $Coro::main;
		643
405	my ($time, $pri, $name) = @_;	644	my ($time, $pri, $name) = @_;
406		645
407	$time = $TICK * .6 if $time > $TICK * .6;	646	$time = clamp $time, 0.01, $TICK * .6;
		647
408	my $sig = new Coro::Signal;	648	my $sig = new Coro::Signal;
409		649
410	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	650	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
411	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	651	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
412	$SLOT_QUEUE->ready;	652	$SLOT_QUEUE->ready;
…		…
424	BEGIN { *async = \&Coro::async_pool }	664	BEGIN { *async = \&Coro::async_pool }
425		665
426	=item cf::sync_job { BLOCK }	666	=item cf::sync_job { BLOCK }
427		667
428	The design of Deliantra requires that the main coroutine ($Coro::main)	668	The design of Deliantra requires that the main coroutine ($Coro::main)
429	is always able to handle events or runnable, as Deliantra is only	669	is always able to handle events or is runnable, as Deliantra is only
430	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	670	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
431	acceptable.	671	acceptable.
432		672
433	If it must be done, put the blocking parts into C<sync_job>. This will run	673	If it must be done, put the blocking parts into C<sync_job>. This will run
434	the given BLOCK in another coroutine while waiting for the result. The	674	the given BLOCK in another coroutine while waiting for the result. The
…		…
438	=cut	678	=cut
439		679
440	sub sync_job(&) {	680	sub sync_job(&) {
441	my ($job) = @_;	681	my ($job) = @_;
442		682
443	if ($Coro::current == $Coro::main) {	683	if (in_main) {
444	my $time = EV::time;	684	my $time = AE::time;
445		685
446	# this is the main coro, too bad, we have to block	686	# this is the main coro, too bad, we have to block
447	# till the operation succeeds, freezing the server :/	687	# till the operation succeeds, freezing the server :/
448		688
449	LOG llevError, Carp::longmess "sync job";#d#	689	#LOG llevError, Carp::longmess "sync job";#d#
450		690
451	# TODO: use suspend/resume instead
452	# (but this is cancel-safe)
453	my $freeze_guard = freeze_mainloop;	691	my $freeze_guard = freeze_mainloop;
454		692
455	my $busy = 1;	693	my $busy = 1;
456	my @res;	694	my @res;
457		695
458	(async {	696	(async {
459	$Coro::current->desc ("sync job coro");	697	$Coro::current->desc ("sync job coro");
460	@res = eval { $job->() };	698	@res = eval { $job->() };
461	warn $@ if $@;	699	error $@ if $@;
462	undef $busy;	700	undef $busy;
463	})->prio (Coro::PRIO_MAX);	701	})->prio (Coro::PRIO_MAX);
464		702
465	while ($busy) {	703	while ($busy) {
466	if (Coro::nready) {	704	if (Coro::nready) {
467	Coro::cede_notself;	705	Coro::cede_notself;
468	} else {	706	} else {
469	EV::loop EV::LOOP_ONESHOT;	707	EV::run EV::RUN_ONCE;
470	}	708	}
471	}	709	}
472		710
473	$time = EV::time - $time;	711	my $time = AE::time - $time;
474		712
475	LOG llevError | logBacktrace, Carp::longmess "long sync job"
476	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
477
478	$tick_start += $time; # do not account sync jobs to server load	713	$TICK_START += $time; # do not account sync jobs to server load
479		714
480	wantarray ? @res : $res[0]	715	wantarray ? @res : $res[0]
481	} else {	716	} else {
482	# we are in another coroutine, how wonderful, everything just works	717	# we are in another coroutine, how wonderful, everything just works
483		718
…		…
503	$EXT_CORO{$coro+0} = $coro;	738	$EXT_CORO{$coro+0} = $coro;
504		739
505	$coro	740	$coro
506	}	741	}
507		742
508	=item fork_call { }, $args	743	=item fork_call { }, @args
509		744
510	Executes the given code block with the given arguments in a seperate	745	Executes the given code block with the given arguments in a seperate
511	process, returning the results. Everything must be serialisable with	746	process, returning the results. Everything must be serialisable with
512	Coro::Storable. May, of course, block. Note that the executed sub may	747	Coro::Storable. May, of course, block. Note that the executed sub may
513	never block itself or use any form of event handling.	748	never block itself or use any form of event handling.
514		749
515	=cut	750	=cut
516		751
		752	sub post_fork {
		753	reset_signals;
		754	}
		755
517	sub fork_call(&@) {	756	sub fork_call(&@) {
518	my ($cb, @args) = @_;	757	my ($cb, @args) = @_;
519		758
520	# we seemingly have to make a local copy of the whole thing,
521	# otherwise perl prematurely frees the stuff :/
522	# TODO: investigate and fix (likely this will be rather laborious)
523
524	my @res = Coro::Util::fork_eval {	759	my @res = Coro::Util::fork_eval {
525	reset_signals;	760	cf::post_fork;
526	&$cb	761	&$cb
527	}, @args;	762	} @args;
528		763
529	wantarray ? @res : $res[-1]	764	wantarray ? @res : $res[-1]
		765	}
		766
		767	sub objinfo {
		768	(
		769	"counter value" => cf::object::object_count,
		770	"objects created" => cf::object::create_count,
		771	"objects destroyed" => cf::object::destroy_count,
		772	"freelist size" => cf::object::free_count,
		773	"allocated objects" => cf::object::objects_size,
		774	"active objects" => cf::object::actives_size,
		775	)
		776	}
		777
		778	=item $coin = coin_from_name $name
		779
		780	=cut
		781
		782	our %coin_alias = (
		783	"silver" => "silvercoin",
		784	"silvercoin" => "silvercoin",
		785	"silvercoins" => "silvercoin",
		786	"gold" => "goldcoin",
		787	"goldcoin" => "goldcoin",
		788	"goldcoins" => "goldcoin",
		789	"platinum" => "platinacoin",
		790	"platinumcoin" => "platinacoin",
		791	"platinumcoins" => "platinacoin",
		792	"platina" => "platinacoin",
		793	"platinacoin" => "platinacoin",
		794	"platinacoins" => "platinacoin",
		795	"royalty" => "royalty",
		796	"royalties" => "royalty",
		797	);
		798
		799	sub coin_from_name($) {
		800	$coin_alias{$_[0]}
		801	? cf::arch::find $coin_alias{$_[0]}
		802	: undef
530	}	803	}
531		804
532	=item $value = cf::db_get $family => $key	805	=item $value = cf::db_get $family => $key
533		806
534	Returns a single value from the environment database.	807	Returns a single value from the environment database.
…		…
544	within each server.	817	within each server.
545		818
546	=cut	819	=cut
547		820
548	sub db_table($) {	821	sub db_table($) {
		822	cf::error "db_get called from main context"
		823	if $Coro::current == $Coro::main;
		824
549	my ($name) = @_;	825	my ($name) = @_;
550	my $db = BDB::db_create $DB_ENV;	826	my $db = BDB::db_create $DB_ENV;
551		827
552	eval {	828	eval {
553	$db->set_flags (BDB::CHKSUM);	829	$db->set_flags (BDB::CHKSUM);
…		…
563	}	839	}
564		840
565	our $DB;	841	our $DB;
566		842
567	sub db_init {	843	sub db_init {
568	cf::sync_job {
569	$DB ||= db_table "db";	844	$DB ||= db_table "db";
570	};
571	}	845	}
572		846
573	sub db_get($$) {	847	sub db_get($$) {
574	my $key = "$_[0]/$_[1]";	848	my $key = "$_[0]/$_[1]";
575		849
576	cf::sync_job {	850	cf::error "db_get called from main context"
		851	if $Coro::current == $Coro::main;
		852
577	BDB::db_get $DB, undef, $key, my $data;	853	BDB::db_get $DB, undef, $key, my $data;
578		854
579	$! ? ()	855	$! ? ()
580	: $data	856	: $data
581	}
582	}	857	}
583		858
584	sub db_put($$$) {	859	sub db_put($$$) {
585	BDB::dbreq_pri 4;	860	BDB::dbreq_pri 4;
586	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	861	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
614		889
615	my @data;	890	my @data;
616	my $md5;	891	my $md5;
617		892
618	for (0 .. $#$src) {	893	for (0 .. $#$src) {
619	0 <= aio_load $src->[$_], $data[$_]	894	$data[$_] = load_file $src->[$_];
620	or Carp::croak "$src->[$_]: $!";
621	}	895	}
622		896
623	# if processing is expensive, check	897	# if processing is expensive, check
624	# checksum first	898	# checksum first
625	if (1) {	899	if (1) {
…		…
638		912
639	return db_get cache => "$id/data";	913	return db_get cache => "$id/data";
640	}	914	}
641	}	915	}
642		916
643	my $t1 = Time::HiRes::time;	917	my $t1 = EV::time;
644	my $data = $process->(\@data);	918	my $data = $process->(\@data);
645	my $t2 = Time::HiRes::time;	919	my $t2 = EV::time;
646		920
647	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	921	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
648		922
649	db_put cache => "$id/data", $data;	923	db_put cache => "$id/data", $data;
650	db_put cache => "$id/md5" , $md5;	924	db_put cache => "$id/md5" , $md5;
651	db_put cache => "$id/meta", $meta;	925	db_put cache => "$id/meta", $meta;
652		926
…		…
662		936
663	=cut	937	=cut
664		938
665	sub datalog($@) {	939	sub datalog($@) {
666	my ($type, %kv) = @_;	940	my ($type, %kv) = @_;
667	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	941	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
668	}	942	}
669		943
670	=back	944	=back
671		945
672	=cut	946	=cut
673		947
674	#############################################################################	948	#############################################################################
675		949
676	=head2 ATTACHABLE OBJECTS	950	=head2 ATTACHABLE OBJECTS
677		951
678	Many objects in crossfire are so-called attachable objects. That means you can	952	Many objects in deliantra are so-called attachable objects. That means you can
679	attach callbacks/event handlers (a collection of which is called an "attachment")	953	attach callbacks/event handlers (a collection of which is called an "attachment")
680	to it. All such attachable objects support the following methods.	954	to it. All such attachable objects support the following methods.
681		955
682	In the following description, CLASS can be any of C<global>, C<object>	956	In the following description, CLASS can be any of C<global>, C<object>
683	C<player>, C<client> or C<map> (i.e. the attachable objects in	957	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
733	=item cf::CLASS::attachment $name, ...	1007	=item cf::CLASS::attachment $name, ...
734		1008
735	Register an attachment by C<$name> through which attachable objects of the	1009	Register an attachment by C<$name> through which attachable objects of the
736	given CLASS can refer to this attachment.	1010	given CLASS can refer to this attachment.
737		1011
738	Some classes such as crossfire maps and objects can specify attachments	1012	Some classes such as deliantra maps and objects can specify attachments
739	that are attached at load/instantiate time, thus the need for a name.	1013	that are attached at load/instantiate time, thus the need for a name.
740		1014
741	These calls expect any number of the following handler/hook descriptions:	1015	These calls expect any number of the following handler/hook descriptions:
742		1016
743	=over 4	1017	=over 4
…		…
867		1141
868	} elsif (exists $cb_id{$type}) {	1142	} elsif (exists $cb_id{$type}) {
869	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1143	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
870		1144
871	} elsif (ref $type) {	1145	} elsif (ref $type) {
872	warn "attaching objects not supported, ignoring.\n";	1146	error "attaching objects not supported, ignoring.\n";
873		1147
874	} else {	1148	} else {
875	shift @arg;	1149	shift @arg;
876	warn "attach argument '$type' not supported, ignoring.\n";	1150	error "attach argument '$type' not supported, ignoring.\n";
877	}	1151	}
878	}	1152	}
879	}	1153	}
880		1154
881	sub _object_attach {	1155	sub _object_attach {
…		…
891	_attach $registry, $klass, @attach;	1165	_attach $registry, $klass, @attach;
892	}	1166	}
893		1167
894	$obj->{$name} = \%arg;	1168	$obj->{$name} = \%arg;
895	} else {	1169	} else {
896	warn "object uses attachment '$name' which is not available, postponing.\n";	1170	info "object uses attachment '$name' which is not available, postponing.\n";
897	}	1171	}
898		1172
899	$obj->{_attachment}{$name} = undef;	1173	$obj->{_attachment}{$name} = undef;
900	}	1174	}
901		1175
…		…
960		1234
961	for (@$callbacks) {	1235	for (@$callbacks) {
962	eval { &{$_->[1]} };	1236	eval { &{$_->[1]} };
963		1237
964	if ($@) {	1238	if ($@) {
965	warn "$@";
966	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1239	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
967	override;	1240	override;
968	}	1241	}
969		1242
970	return 1 if $override;	1243	return 1 if $override;
971	}	1244	}
…		…
1034		1307
1035	sub reattach {	1308	sub reattach {
1036	# basically do the same as instantiate, without calling instantiate	1309	# basically do the same as instantiate, without calling instantiate
1037	my ($obj) = @_;	1310	my ($obj) = @_;
1038		1311
		1312	# no longer needed after getting rid of delete_package?
1039	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1313	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1040		1314
1041	my $registry = $obj->registry;	1315	my $registry = $obj->registry;
1042		1316
1043	@$registry = ();	1317	@$registry = ();
1044		1318
…		…
1049	for (@$attach) {	1323	for (@$attach) {
1050	my ($klass, @attach) = @$_;	1324	my ($klass, @attach) = @$_;
1051	_attach $registry, $klass, @attach;	1325	_attach $registry, $klass, @attach;
1052	}	1326	}
1053	} else {	1327	} else {
1054	warn "object uses attachment '$name' that is not available, postponing.\n";	1328	info "object uses attachment '$name' that is not available, postponing.\n";
1055	}	1329	}
1056	}	1330	}
1057	}	1331	}
1058		1332
1059	cf::attachable->attach (	1333	cf::attachable->attach (
…		…
1086	my ($filename, $rdata, $objs) = @_;	1360	my ($filename, $rdata, $objs) = @_;
1087		1361
1088	sync_job {	1362	sync_job {
1089	if (length $$rdata) {	1363	if (length $$rdata) {
1090	utf8::decode (my $decname = $filename);	1364	utf8::decode (my $decname = $filename);
1091	warn sprintf "saving %s (%d,%d)\n",	1365	trace sprintf "saving %s (%d,%d)\n",
1092	$decname, length $$rdata, scalar @$objs;	1366	$decname, length $$rdata, scalar @$objs
		1367	if $VERBOSE_IO;
1093		1368
1094	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1369	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1095	chmod SAVE_MODE, $fh;	1370	aio_chmod $fh, SAVE_MODE;
1096	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1371	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1097	aio_fsync $fh if $cf::USE_FSYNC;	1372	if ($cf::USE_FSYNC) {
		1373	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1374	aio_fsync $fh;
		1375	}
1098	close $fh;	1376	aio_close $fh;
1099		1377
1100	if (@$objs) {	1378	if (@$objs) {
1101	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1379	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1102	chmod SAVE_MODE, $fh;	1380	aio_chmod $fh, SAVE_MODE;
1103	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1381	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1104	aio_write $fh, 0, (length $data), $data, 0;	1382	aio_write $fh, 0, (length $data), $data, 0;
1105	aio_fsync $fh if $cf::USE_FSYNC;	1383	if ($cf::USE_FSYNC) {
		1384	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;
		1385	aio_fsync $fh;
		1386	}
1106	close $fh;	1387	aio_close $fh;
1107	aio_rename "$filename.pst~", "$filename.pst";	1388	aio_rename "$filename.pst~", "$filename.pst";
1108	}	1389	}
1109	} else {	1390	} else {
1110	aio_unlink "$filename.pst";	1391	aio_unlink "$filename.pst";
1111	}	1392	}
1112		1393
1113	aio_rename "$filename~", $filename;	1394	aio_rename "$filename~", $filename;
		1395
		1396	$filename =~ s%/[^/]+$%%;
		1397	aio_pathsync $filename if $cf::USE_FSYNC;
1114	} else {	1398	} else {
1115	warn "FATAL: $filename~: $!\n";	1399	error "unable to save objects: $filename~: $!\n";
1116	}	1400	}
1117	} else {	1401	} else {
1118	aio_unlink $filename;	1402	aio_unlink $filename;
1119	aio_unlink "$filename.pst";	1403	aio_unlink "$filename.pst";
1120	}	1404	}
…		…
1144	my $st = eval { Coro::Storable::thaw $av };	1428	my $st = eval { Coro::Storable::thaw $av };
1145	$av = $st->{objs};	1429	$av = $st->{objs};
1146	}	1430	}
1147		1431
1148	utf8::decode (my $decname = $filename);	1432	utf8::decode (my $decname = $filename);
1149	warn sprintf "loading %s (%d,%d)\n",	1433	trace sprintf "loading %s (%d,%d)\n",
1150	$decname, length $data, scalar @{$av || []};	1434	$decname, length $data, scalar @{$av || []}
		1435	if $VERBOSE_IO;
1151		1436
1152	($data, $av)	1437	($data, $av)
1153	}	1438	}
1154		1439
1155	=head2 COMMAND CALLBACKS	1440	=head2 COMMAND CALLBACKS
…		…
1159	=cut	1444	=cut
1160		1445
1161	#############################################################################	1446	#############################################################################
1162	# command handling &c	1447	# command handling &c
1163		1448
1164	=item cf::register_command $name => \&callback($ob,$args);	1449	=item cf::register_command $name => \&callback($ob,$args)
1165		1450
1166	Register a callback for execution when the client sends the user command	1451	Register a callback for execution when the client sends the user command
1167	$name.	1452	$name.
1168		1453
1169	=cut	1454	=cut
…		…
1175	#warn "registering command '$name/$time' to '$caller'";	1460	#warn "registering command '$name/$time' to '$caller'";
1176		1461
1177	push @{ $COMMAND{$name} }, [$caller, $cb];	1462	push @{ $COMMAND{$name} }, [$caller, $cb];
1178	}	1463	}
1179		1464
1180	=item cf::register_extcmd $name => \&callback($pl,$packet);	1465	=item cf::register_extcmd $name => \&callback($pl,@args)
1181		1466
1182	Register a callback for execution when the client sends an (synchronous)	1467	Register a callback for execution when the client sends an (synchronous)
1183	extcmd packet. Ext commands will be processed in the order they are	1468	extcmd packet. Ext commands will be processed in the order they are
1184	received by the server, like other user commands. The first argument is	1469	received by the server, like other user commands. The first argument is
1185	the logged-in player. Ext commands can only be processed after a player	1470	the logged-in player. Ext commands can only be processed after a player
1186	has logged in successfully.	1471	has logged in successfully.
1187		1472
1188	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1189	called.
1190		1474
		1475	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
1191	=item cf::register_exticmd $name => \&callback($ns,$packet);	1480	=item cf::register_exticmd $name => \&callback($ns,@args)
1192		1481
1193	Register a callback for execution when the client sends an (asynchronous)	1482	Register a callback for execution when the client sends an (asynchronous)
1194	exticmd packet. Exti commands are processed by the server as soon as they	1483	exticmd packet. Exti commands are processed by the server as soon as they
1195	are received, i.e. out of order w.r.t. other commands. The first argument	1484	are received, i.e. out of order w.r.t. other commands. The first argument
1196	is a client socket. Exti commands can be received anytime, even before	1485	is a client socket. Exti commands can be received anytime, even before
1197	log-in.	1486	log-in.
1198		1487
1199	If the callback returns something, it is sent back as if reply was being	1488	The values will be sent back to the client.
1200	called.
1201		1489
1202	=cut	1490	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1203		1491
		1492	Same as C<cf::register_extcmd>, but instead of returning values, the
		1493	callback needs to clal the C<$reply> function.
		1494
		1495	=cut
		1496
1204	sub register_extcmd {	1497	sub register_extcmd($$) {
1205	my ($name, $cb) = @_;	1498	my ($name, $cb) = @_;
1206		1499
1207	$EXTCMD{$name} = $cb;	1500	$EXTCMD{$name} = $cb;
1208	}	1501	}
1209		1502
1210	sub register_exticmd {	1503	sub register_async_extcmd($$) {
1211	my ($name, $cb) = @_;	1504	my ($name, $cb) = @_;
1212		1505
		1506	$EXTACMD{$name} = $cb;
		1507	}
		1508
		1509	sub register_exticmd($$) {
		1510	my ($name, $cb) = @_;
		1511
1213	$EXTICMD{$name} = $cb;	1512	$EXTICMD{$name} = $cb;
1214	}	1513	}
1215		1514
		1515	sub register_async_exticmd($$) {
		1516	my ($name, $cb) = @_;
		1517
		1518	$EXTIACMD{$name} = $cb;
		1519	}
		1520
		1521	use File::Glob ();
		1522
1216	cf::player->attach (	1523	cf::player->attach (
1217	on_command => sub {	1524	on_unknown_command => sub {
1218	my ($pl, $name, $params) = @_;	1525	my ($pl, $name, $params) = @_;
1219		1526
1220	my $cb = $COMMAND{$name}	1527	my $cb = $COMMAND{$name}
1221	or return;	1528	or return;
1222		1529
…		…
1230	my ($pl, $buf) = @_;	1537	my ($pl, $buf) = @_;
1231		1538
1232	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1539	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1233		1540
1234	if (ref $msg) {	1541	if (ref $msg) {
1235	my ($type, $reply, @payload) =	1542	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1236	"ARRAY" eq ref $msg
1237	? @$msg
1238	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1239		1543
1240	my @reply;
1241
1242	if (my $cb = $EXTCMD{$type}) {	1544	if (my $cb = $EXTACMD{$type}) {
		1545	$cb->(
		1546	$pl,
		1547	sub {
		1548	$pl->ext_msg ("reply-$reply", @_)
		1549	if $reply;
		1550	},
		1551	@payload
		1552	);
		1553	} else {
		1554	my @reply;
		1555
		1556	if (my $cb = $EXTCMD{$type}) {
1243	@reply = $cb->($pl, @payload);	1557	@reply = $cb->($pl, @payload);
		1558	}
		1559
		1560	$pl->ext_msg ("reply-$reply", @reply)
		1561	if $reply;
1244	}	1562	}
1245		1563
1246	$pl->ext_reply ($reply, @reply)
1247	if $reply;
1248
1249	} else {	1564	} else {
1250	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1565	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1251	}	1566	}
1252		1567
1253	cf::override;	1568	cf::override;
1254	},	1569	},
1255	);	1570	);
1256		1571
		1572	# "readahead" all extensions
		1573	sub cache_extensions {
		1574	my $grp = IO::AIO::aio_group;
		1575
		1576	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1577	for (grep /\.ext$/, @{$_[0]}) {
		1578	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1579	}
		1580	};
		1581
		1582	$grp
		1583	}
		1584
		1585	sub _ext_cfg_reg($$$$) {
		1586	my ($rvar, $varname, $cfgname, $default) = @_;
		1587
		1588	$cfgname = lc $varname
		1589	unless length $cfgname;
		1590
		1591	$EXT_CFG{$cfgname} = [$rvar, $default];
		1592
		1593	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1594	}
		1595
1257	sub load_extensions {	1596	sub load_extensions {
		1597	info "loading extensions...";
		1598
		1599	%EXT_CFG = ();
		1600
1258	cf::sync_job {	1601	cf::sync_job {
1259	my %todo;	1602	my %todo;
1260		1603
1261	for my $path (<$LIBDIR/*.ext>) {	1604	for my $path (<$LIBDIR/*.ext>) {
1262	next unless -r $path;	1605	next unless -r $path;
…		…
1280		1623
1281	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1624	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1282	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1625	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1283		1626
1284	$ext{source} =	1627	$ext{source} =
1285	"package $pkg; use strict; use utf8;\n"	1628	"package $pkg; use common::sense;\n"
1286	. "#line 1 \"$path\"\n{\n"	1629	. "#line 1 \"$path\"\n{\n"
1287	. $source	1630	. $source
1288	. "\n};\n1";	1631	. "\n};\n1";
1289		1632
1290	$todo{$base} = \%ext;	1633	$todo{$base} = \%ext;
1291	}	1634	}
1292		1635
		1636	my $pass = 0;
1293	my %done;	1637	my %done;
1294	while (%todo) {	1638	while (%todo) {
1295	my $progress;	1639	my $progress;
1296		1640
		1641	++$pass;
		1642
		1643	ext:
1297	while (my ($k, $v) = each %todo) {	1644	while (my ($k, $v) = each %todo) {
1298	for (split /,\s*/, $v->{meta}{depends}) {	1645	for (split /,\s*/, $v->{meta}{depends}) {
1299	goto skip	1646	next ext
1300	unless exists $done{$_};	1647	unless exists $done{$_};
1301	}	1648	}
1302		1649
1303	warn "... loading '$k' into '$v->{pkg}'\n";	1650	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1304		1651
1305	unless (eval $v->{source}) {	1652	my $source = $v->{source};
		1653
		1654	# support "CONF varname :confname = default" pseudo-statements
		1655	$source =~ s{
		1656	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1657	}{
		1658	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1659	}gmxe;
		1660
		1661	my $active = eval $source;
		1662
		1663	if (length $@) {
1306	my $msg = $@ ? "$v->{path}: $@\n"	1664	error "$v->{path}: $@\n";
1307	: "$v->{base}: extension inactive.\n";
1308		1665
		1666	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1309	if (exists $v->{meta}{mandatory}) {	1667	if exists $v->{meta}{mandatory};
1310	warn $msg;	1668
1311	warn "mandatory extension failed to load, exiting.\n";	1669	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1312	exit 1;	1670	delete $todo{$k};
1313	}	1671	} else {
1314		1672	$done{$k} = delete $todo{$k};
1315	warn $msg;	1673	push @EXTS, $v->{pkg};
		1674	$progress = 1;
		1675
		1676	info "$v->{base}: extension inactive.\n"
		1677	unless $active;
1316	}	1678	}
1317
1318	$done{$k} = delete $todo{$k};
1319	push @EXTS, $v->{pkg};
1320	$progress = 1;
1321	}	1679	}
1322		1680
1323	skip:	1681	unless ($progress) {
1324	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1682	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1325	unless $progress;	1683
		1684	while (my ($k, $v) = each %todo) {
		1685	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1686	if exists $v->{meta}{mandatory};
		1687	}
		1688
		1689	last;
		1690	}
1326	}	1691	}
1327	};	1692	};
1328	}	1693	}
1329		1694
1330	#############################################################################	1695	#############################################################################
1331		1696
1332	=back	1697	=back
1333		1698
1334	=head2 CORE EXTENSIONS	1699	=head2 CORE EXTENSIONS
1335		1700
1336	Functions and methods that extend core crossfire objects.	1701	Functions and methods that extend core deliantra objects.
1337		1702
1338	=cut	1703	=cut
1339		1704
1340	package cf::player;	1705	package cf::player;
1341		1706
…		…
1384		1749
1385	sub exists($) {	1750	sub exists($) {
1386	my ($login) = @_;	1751	my ($login) = @_;
1387		1752
1388	$cf::PLAYER{$login}	1753	$cf::PLAYER{$login}
1389	or cf::sync_job { !aio_stat path $login }	1754	or !aio_stat path $login
1390	}	1755	}
1391		1756
1392	sub find($) {	1757	sub find($) {
1393	return $cf::PLAYER{$_[0]} || do {	1758	return $cf::PLAYER{$_[0]} || do {
1394	my $login = $_[0];	1759	my $login = $_[0];
…		…
1406	my $f = new_from_file cf::object::thawer path $login	1771	my $f = new_from_file cf::object::thawer path $login
1407	or return;	1772	or return;
1408		1773
1409	my $pl = cf::player::load_pl $f	1774	my $pl = cf::player::load_pl $f
1410	or return;	1775	or return;
		1776
1411	local $cf::PLAYER_LOADING{$login} = $pl;	1777	local $cf::PLAYER_LOADING{$login} = $pl;
1412	$f->resolve_delayed_derefs;	1778	$f->resolve_delayed_derefs;
1413	$cf::PLAYER{$login} = $pl	1779	$cf::PLAYER{$login} = $pl
1414	}	1780	}
1415	}	1781	}
1416	}	1782	}
1417		1783
		1784	cf::player->attach (
		1785	on_load => sub {
		1786	my ($pl, $path) = @_;
		1787
		1788	# restore slots saved in save, below
		1789	my $slots = delete $pl->{_slots};
		1790
		1791	$pl->ob->current_weapon ($slots->[0]);
		1792	$pl->combat_ob ($slots->[1]);
		1793	$pl->ranged_ob ($slots->[2]);
		1794	},
		1795	);
		1796
1418	sub save($) {	1797	sub save($) {
1419	my ($pl) = @_;	1798	my ($pl) = @_;
1420		1799
1421	return if $pl->{deny_save};	1800	return if $pl->{deny_save};
1422		1801
…		…
1425		1804
1426	return if $pl->{deny_save};	1805	return if $pl->{deny_save};
1427		1806
1428	aio_mkdir playerdir $pl, 0770;	1807	aio_mkdir playerdir $pl, 0770;
1429	$pl->{last_save} = $cf::RUNTIME;	1808	$pl->{last_save} = $cf::RUNTIME;
		1809
		1810	cf::get_slot 0.01;
		1811
		1812	# save slots, to be restored later
		1813	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1430		1814
1431	$pl->save_pl ($path);	1815	$pl->save_pl ($path);
1432	cf::cede_to_tick;	1816	cf::cede_to_tick;
1433	}	1817	}
1434		1818
…		…
1466	my ($pl) = @_;	1850	my ($pl) = @_;
1467		1851
1468	my $name = $pl->ob->name;	1852	my $name = $pl->ob->name;
1469		1853
1470	$pl->{deny_save} = 1;	1854	$pl->{deny_save} = 1;
1471	$pl->password ("*"); # this should lock out the player until we nuked the dir	1855	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1472		1856
1473	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1857	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1474	$pl->deactivate;	1858	$pl->deactivate;
		1859
		1860	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1475	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1861	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1862	ext::highscore::check ($pl->ob);
		1863
1476	$pl->ns->destroy if $pl->ns;	1864	$pl->ns->destroy if $pl->ns;
1477		1865
1478	my $path = playerdir $pl;	1866	my $path = playerdir $pl;
1479	my $temp = "$path~$cf::RUNTIME~deleting~";	1867	my $temp = "$path~$cf::RUNTIME~deleting~";
1480	aio_rename $path, $temp;	1868	aio_rename $path, $temp;
…		…
1518		1906
1519	for my $login (@$dirs) {	1907	for my $login (@$dirs) {
1520	my $path = path $login;	1908	my $path = path $login;
1521		1909
1522	# a .pst is a dead give-away for a valid player	1910	# a .pst is a dead give-away for a valid player
1523	unless (-e "$path.pst") {	1911	# if no pst file found, open and chekc for blocked users
		1912	if (aio_stat "$path.pst") {
1524	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1913	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1525	aio_read $fh, 0, 512, my $buf, 0 or next;	1914	aio_read $fh, 0, 512, my $buf, 0 or next;
1526	$buf !~ /^password -------------$/m or next; # official not-valid tag	1915	$buf !~ /^password -------------$/m or next; # official not-valid tag
1527	}	1916	}
1528		1917
…		…
1532		1921
1533	\@logins	1922	\@logins
1534	}	1923	}
1535		1924
1536	=item $player->maps	1925	=item $player->maps
		1926
		1927	=item cf::player::maps $login
1537		1928
1538	Returns an arrayref of map paths that are private for this	1929	Returns an arrayref of map paths that are private for this
1539	player. May block.	1930	player. May block.
1540		1931
1541	=cut	1932	=cut
…		…
1559	}	1950	}
1560		1951
1561	\@paths	1952	\@paths
1562	}	1953	}
1563		1954
1564	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1955	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1565		1956
1566	Expand crossfire pod fragments into protocol xml.	1957	Expand deliantra pod fragments into protocol xml.
1567
1568	=cut
1569
1570	use re 'eval';
1571
1572	my $group;
1573	my $interior; $interior = qr{
1574	# match a pod interior sequence sans C<< >>
1575	(?:
1576	\ (.*?)\ (?{ $group = $^N })
1577	| < (??{$interior}) >
1578	)
1579	}x;
1580
1581	sub expand_cfpod {
1582	my ($self, $pod) = @_;
1583
1584	my $xml;
1585
1586	while () {
1587	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1588	$group = $1;
1589
1590	$group =~ s/&/&amp;/g;
1591	$group =~ s/</&lt;/g;
1592
1593	$xml .= $group;
1594	} elsif ($pod =~ m%\G
1595	([BCGHITU])
1596	<
1597	(?:
1598	([^<>]*) (?{ $group = $^N })
1599	| < $interior >
1600	)
1601	>
1602	%gcsx
1603	) {
1604	my ($code, $data) = ($1, $group);
1605
1606	if ($code eq "B") {
1607	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1608	} elsif ($code eq "I") {
1609	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1610	} elsif ($code eq "U") {
1611	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1612	} elsif ($code eq "C") {
1613	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1614	} elsif ($code eq "T") {
1615	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1616	} elsif ($code eq "G") {
1617	my ($male, $female) = split /\|/, $data;
1618	$data = $self->gender ? $female : $male;
1619	$xml .= expand_cfpod ($self, $data);
1620	} elsif ($code eq "H") {
1621	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1622	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1623	"")
1624	[$self->{hintmode}];
1625	} else {
1626	$xml .= "error processing '$code($data)' directive";
1627	}
1628	} else {
1629	if ($pod =~ /\G(.+)/) {
1630	warn "parse error while expanding $pod (at $1)";
1631	}
1632	last;
1633	}
1634	}
1635
1636	for ($xml) {
1637	# create single paragraphs (very hackish)
1638	s/(?<=\S)\n(?=\w)/ /g;
1639
1640	# compress some whitespace
1641	s/\s+\n/\n/g; # ws line-ends
1642	s/\n\n+/\n/g; # double lines
1643	s/^\n+//; # beginning lines
1644	s/\n+$//; # ending lines
1645	}
1646
1647	$xml
1648	}
1649
1650	no re 'eval';
1651
1652	sub hintmode {
1653	$_[0]{hintmode} = $_[1] if @_ > 1;
1654	$_[0]{hintmode}
1655	}
1656
1657	=item $player->ext_reply ($msgid, @msg)
1658
1659	Sends an ext reply to the player.
1660
1661	=cut
1662
1663	sub ext_reply($$@) {
1664	my ($self, $id, @msg) = @_;
1665
1666	$self->ns->ext_reply ($id, @msg)
1667	}
1668		1958
1669	=item $player->ext_msg ($type, @msg)	1959	=item $player->ext_msg ($type, @msg)
1670		1960
1671	Sends an ext event to the client.	1961	Sends an ext event to the client.
1672		1962
…		…
1692		1982
1693	=cut	1983	=cut
1694		1984
1695	sub find_by_path($) {	1985	sub find_by_path($) {
1696	my ($path) = @_;	1986	my ($path) = @_;
		1987
		1988	$path =~ s/^~[^\/]*//; # skip ~login
1697		1989
1698	my ($match, $specificity);	1990	my ($match, $specificity);
1699		1991
1700	for my $region (list) {	1992	for my $region (list) {
1701	if ($region->{match} && $path =~ $region->{match}) {	1993	if ($region->{match} && $path =~ $region->{match}) {
…		…
1727	our $MAX_RESET = 3600;	2019	our $MAX_RESET = 3600;
1728	our $DEFAULT_RESET = 3000;	2020	our $DEFAULT_RESET = 3000;
1729		2021
1730	sub generate_random_map {	2022	sub generate_random_map {
1731	my ($self, $rmp) = @_;	2023	my ($self, $rmp) = @_;
1732	# mit "rum" bekleckern, nicht	2024
		2025	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2026
1733	$self->_create_random_map (	2027	$self->_create_random_map ($rmp);
1734	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1735	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1736	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1737	$rmp->{exit_on_final_map},
1738	$rmp->{xsize}, $rmp->{ysize},
1739	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1740	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1741	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1742	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1743	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1744	(cf::region::find $rmp->{region}), $rmp->{custom}
1745	)
1746	}	2028	}
1747		2029
1748	=item cf::map->register ($regex, $prio)	2030	=item cf::map->register ($regex, $prio)
1749		2031
1750	Register a handler for the map path matching the given regex at the	2032	Register a handler for the map path matching the given regex at the
…		…
1755		2037
1756	sub register {	2038	sub register {
1757	my (undef, $regex, $prio) = @_;	2039	my (undef, $regex, $prio) = @_;
1758	my $pkg = caller;	2040	my $pkg = caller;
1759		2041
1760	no strict;
1761	push @{"$pkg\::ISA"}, __PACKAGE__;	2042	push @{"$pkg\::ISA"}, __PACKAGE__;
1762		2043
1763	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2044	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1764	}	2045	}
1765		2046
1766	# also paths starting with '/'	2047	# also paths starting with '/'
1767	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2048	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1768		2049
1769	sub thawer_merge {	2050	sub thawer_merge {
1770	my ($self, $merge) = @_;	2051	my ($self, $merge) = @_;
1771		2052
1772	# we have to keep some variables in memory intact	2053	# we have to keep some variables in memory intact
…		…
1777	}	2058	}
1778		2059
1779	sub normalise {	2060	sub normalise {
1780	my ($path, $base) = @_;	2061	my ($path, $base) = @_;
1781		2062
1782	$path = "$path"; # make sure its a string	2063	$path = "$path"; # make sure it's a string
1783		2064
1784	$path =~ s/\.map$//;	2065	$path =~ s/\.map$//;
1785		2066
1786	# map plan:	2067	# map plan:
1787	#	2068	#
…		…
1802	$base =~ s{[^/]+/?$}{};	2083	$base =~ s{[^/]+/?$}{};
1803	$path = "$base/$path";	2084	$path = "$base/$path";
1804	}	2085	}
1805		2086
1806	for ($path) {	2087	for ($path) {
1807	redo if s{//}{/};
1808	redo if s{/\.?/}{/};	2088	redo if s{/\.?/}{/};
1809	redo if s{/[^/]+/\.\./}{/};	2089	redo if s{/[^/]+/\.\./}{/};
1810	}	2090	}
1811		2091
1812	$path	2092	$path
…		…
1826	$self->init; # pass $1 etc.	2106	$self->init; # pass $1 etc.
1827	return $self;	2107	return $self;
1828	}	2108	}
1829	}	2109	}
1830		2110
1831	Carp::cluck "unable to resolve path '$path' (base '$base').";	2111	Carp::cluck "unable to resolve path '$path' (base '$base')";
1832	()	2112	()
1833	}	2113	}
1834		2114
		2115	# may re-bless or do other evil things
1835	sub init {	2116	sub init {
1836	my ($self) = @_;	2117	my ($self) = @_;
1837		2118
1838	$self	2119	$self
1839	}	2120	}
…		…
1858		2139
1859	# the temporary/swap location	2140	# the temporary/swap location
1860	sub save_path {	2141	sub save_path {
1861	my ($self) = @_;	2142	my ($self) = @_;
1862		2143
1863	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2144	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1864	"$TMPDIR/$path.map"	2145	"$TMPDIR/$path.map"
1865	}	2146	}
1866		2147
1867	# the unique path, undef == no special unique path	2148	# the unique path, undef == no special unique path
1868	sub uniq_path {	2149	sub uniq_path {
1869	my ($self) = @_;	2150	my ($self) = @_;
1870		2151
1871	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2152	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1872	"$UNIQUEDIR/$path"	2153	"$UNIQUEDIR/$path"
1873	}
1874
1875	# and all this just because we cannot iterate over
1876	# all maps in C++...
1877	sub change_all_map_light {
1878	my ($change) = @_;
1879
1880	$_->change_map_light ($change)
1881	for grep $_->outdoor, values %cf::MAP;
1882	}	2154	}
1883		2155
1884	sub decay_objects {	2156	sub decay_objects {
1885	my ($self) = @_;	2157	my ($self) = @_;
1886		2158
…		…
1913	$self->{load_path} = $path;	2185	$self->{load_path} = $path;
1914		2186
1915	1	2187	1
1916	}	2188	}
1917		2189
		2190	# used to laod the header of an original map
1918	sub load_header_orig {	2191	sub load_header_orig {
1919	my ($self) = @_;	2192	my ($self) = @_;
1920		2193
1921	$self->load_header_from ($self->load_path)	2194	$self->load_header_from ($self->load_path)
1922	}	2195	}
1923		2196
		2197	# used to laod the header of an instantiated map
1924	sub load_header_temp {	2198	sub load_header_temp {
1925	my ($self) = @_;	2199	my ($self) = @_;
1926		2200
1927	$self->load_header_from ($self->save_path)	2201	$self->load_header_from ($self->save_path)
1928	}	2202	}
1929		2203
		2204	# called after loading the header from an instantiated map
1930	sub prepare_temp {	2205	sub prepare_temp {
1931	my ($self) = @_;	2206	my ($self) = @_;
1932		2207
1933	$self->last_access ((delete $self->{last_access})	2208	$self->last_access ((delete $self->{last_access})
1934	|| $cf::RUNTIME); #d#	2209	|| $cf::RUNTIME); #d#
1935	# safety	2210	# safety
1936	$self->{instantiate_time} = $cf::RUNTIME	2211	$self->{instantiate_time} = $cf::RUNTIME
1937	if $self->{instantiate_time} > $cf::RUNTIME;	2212	if $self->{instantiate_time} > $cf::RUNTIME;
1938	}	2213	}
1939		2214
		2215	# called after loading the header from an original map
1940	sub prepare_orig {	2216	sub prepare_orig {
1941	my ($self) = @_;	2217	my ($self) = @_;
1942		2218
1943	$self->{load_original} = 1;	2219	$self->{load_original} = 1;
1944	$self->{instantiate_time} = $cf::RUNTIME;	2220	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1968		2244
1969	sub find;	2245	sub find;
1970	sub find {	2246	sub find {
1971	my ($path, $origin) = @_;	2247	my ($path, $origin) = @_;
1972		2248
		2249	cf::cede_to_tick;
		2250
1973	$path = normalise $path, $origin && $origin->path;	2251	$path = normalise $path, $origin;
1974		2252
1975	cf::lock_wait "map_data:$path";#d#remove	2253	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1976	cf::lock_wait "map_find:$path";	2254	my $guard2 = cf::lock_acquire "map_find:$path";
1977		2255
1978	$cf::MAP{$path} || do {	2256	$cf::MAP{$path} || do {
1979	my $guard1 = cf::lock_acquire "map_find:$path";
1980	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1981
1982	my $map = new_from_path cf::map $path	2257	my $map = new_from_path cf::map $path
1983	or return;	2258	or return;
1984		2259
1985	$map->{last_save} = $cf::RUNTIME;	2260	$map->{last_save} = $cf::RUNTIME;
1986		2261
…		…
1988	or return;	2263	or return;
1989		2264
1990	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2265	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1991	# doing this can freeze the server in a sync job, obviously	2266	# doing this can freeze the server in a sync job, obviously
1992	#$cf::WAIT_FOR_TICK->wait;	2267	#$cf::WAIT_FOR_TICK->wait;
		2268	undef $guard2;
1993	undef $guard1;	2269	undef $guard1;
1994	undef $guard2;
1995	$map->reset;	2270	$map->reset;
1996	return find $path;	2271	return find $path;
1997	}	2272	}
1998		2273
1999	$cf::MAP{$path} = $map	2274	$cf::MAP{$path} = $map
2000	}	2275	}
2001	}	2276	}
2002		2277
2003	sub pre_load { }	2278	sub pre_load { }
2004	sub post_load { }	2279	#sub post_load { } # XS
2005		2280
2006	sub load {	2281	sub load {
2007	my ($self) = @_;	2282	my ($self) = @_;
2008		2283
2009	local $self->{deny_reset} = 1; # loading can take a long time	2284	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2012		2287
2013	{	2288	{
2014	my $guard = cf::lock_acquire "map_data:$path";	2289	my $guard = cf::lock_acquire "map_data:$path";
2015		2290
2016	return unless $self->valid;	2291	return unless $self->valid;
2017	return unless $self->in_memory == cf::MAP_SWAPPED;	2292	return unless $self->state == cf::MAP_SWAPPED;
2018
2019	$self->in_memory (cf::MAP_LOADING);
2020		2293
2021	$self->alloc;	2294	$self->alloc;
2022		2295
2023	$self->pre_load;	2296	$self->pre_load;
2024	cf::cede_to_tick;	2297	cf::cede_to_tick;
2025		2298
		2299	if (exists $self->{load_path}) {
2026	my $f = new_from_file cf::object::thawer $self->{load_path};	2300	my $f = new_from_file cf::object::thawer $self->{load_path};
2027	$f->skip_block;	2301	$f->skip_block;
2028	$self->_load_objects ($f)	2302	$self->_load_objects ($f)
2029	or return;	2303	or return;
2030		2304
2031	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2305	$self->post_load_original
2032	if delete $self->{load_original};	2306	if delete $self->{load_original};
2033		2307
2034	if (my $uniq = $self->uniq_path) {	2308	if (my $uniq = $self->uniq_path) {
2035	utf8::encode $uniq;	2309	utf8::encode $uniq;
2036	unless (aio_stat $uniq) {	2310	unless (aio_stat $uniq) {
2037	if (my $f = new_from_file cf::object::thawer $uniq) {	2311	if (my $f = new_from_file cf::object::thawer $uniq) {
2038	$self->clear_unique_items;	2312	$self->clear_unique_items;
2039	$self->_load_objects ($f);	2313	$self->_load_objects ($f);
2040	$f->resolve_delayed_derefs;	2314	$f->resolve_delayed_derefs;
		2315	}
2041	}	2316	}
2042	}	2317	}
2043	}
2044		2318
2045	$f->resolve_delayed_derefs;	2319	$f->resolve_delayed_derefs;
		2320	} else {
		2321	$self->post_load_original
		2322	if delete $self->{load_original};
		2323	}
		2324
		2325	$self->state (cf::MAP_INACTIVE);
2046		2326
2047	cf::cede_to_tick;	2327	cf::cede_to_tick;
2048	# now do the right thing for maps	2328	# now do the right thing for maps
2049	$self->link_multipart_objects;	2329	$self->link_multipart_objects;
2050	$self->difficulty ($self->estimate_difficulty)	2330	$self->difficulty ($self->estimate_difficulty)
…		…
2054	unless ($self->{deny_activate}) {	2334	unless ($self->{deny_activate}) {
2055	$self->decay_objects;	2335	$self->decay_objects;
2056	$self->fix_auto_apply;	2336	$self->fix_auto_apply;
2057	$self->update_buttons;	2337	$self->update_buttons;
2058	cf::cede_to_tick;	2338	cf::cede_to_tick;
2059	$self->set_darkness_map;	2339	#$self->activate; # no longer activate maps automatically
2060	cf::cede_to_tick;
2061	$self->activate;
2062	}	2340	}
2063		2341
2064	$self->{last_save} = $cf::RUNTIME;	2342	$self->{last_save} = $cf::RUNTIME;
2065	$self->last_access ($cf::RUNTIME);	2343	$self->last_access ($cf::RUNTIME);
2066
2067	$self->in_memory (cf::MAP_IN_MEMORY);
2068	}	2344	}
2069		2345
2070	$self->post_load;	2346	$self->post_load;
2071	}
2072		2347
		2348	1
		2349	}
		2350
		2351	# customize the map for a given player, i.e.
		2352	# return the _real_ map. used by e.g. per-player
		2353	# maps to change the path to ~playername/mappath
2073	sub customise_for {	2354	sub customise_for {
2074	my ($self, $ob) = @_;	2355	my ($self, $ob) = @_;
2075		2356
2076	return find "~" . $ob->name . "/" . $self->{path}	2357	return find "~" . $ob->name . "/" . $self->{path}
2077	if $self->per_player;	2358	if $self->per_player;
…		…
2080	# if $self->per_party;	2361	# if $self->per_party;
2081		2362
2082	$self	2363	$self
2083	}	2364	}
2084		2365
2085	# find and load all maps in the 3x3 area around a map
2086	sub load_neighbours {
2087	my ($map) = @_;
2088
2089	my @neigh; # diagonal neighbours
2090
2091	for (0 .. 3) {
2092	my $neigh = $map->tile_path ($_)
2093	or next;
2094	$neigh = find $neigh, $map
2095	or next;
2096	$neigh->load;
2097
2098	push @neigh,
2099	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2100	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2101	}
2102
2103	for (grep defined $_->[0], @neigh) {
2104	my ($path, $origin) = @$_;
2105	my $neigh = find $path, $origin
2106	or next;
2107	$neigh->load;
2108	}
2109	}
2110
2111	sub find_sync {	2366	sub find_sync {
2112	my ($path, $origin) = @_;	2367	my ($path, $origin) = @_;
2113		2368
2114	cf::sync_job { find $path, $origin }	2369	# it's a bug to call this from the main context
		2370	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2371	if $Coro::current == $Coro::main;
		2372
		2373	find $path, $origin
2115	}	2374	}
2116		2375
2117	sub do_load_sync {	2376	sub do_load_sync {
2118	my ($map) = @_;	2377	my ($map) = @_;
2119		2378
		2379	# it's a bug to call this from the main context
2120	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2380	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2121	if $Coro::current == $Coro::main;	2381	if $Coro::current == $Coro::main;
2122		2382
2123	cf::sync_job { $map->load };	2383	$map->load;
2124	}	2384	}
2125		2385
2126	our %MAP_PREFETCH;	2386	our %MAP_PREFETCH;
2127	our $MAP_PREFETCHER = undef;	2387	our $MAP_PREFETCHER = undef;
2128		2388
2129	sub find_async {	2389	sub find_async {
2130	my ($path, $origin, $load) = @_;	2390	my ($path, $origin, $load) = @_;
2131		2391
2132	$path = normalise $path, $origin && $origin->{path};	2392	$path = normalise $path, $origin;
2133		2393
2134	if (my $map = $cf::MAP{$path}) {	2394	if (my $map = $cf::MAP{$path}) {
2135	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2395	return $map if !$load || $map->linkable;
2136	}	2396	}
2137		2397
2138	$MAP_PREFETCH{$path} |= $load;	2398	$MAP_PREFETCH{$path} |= $load;
2139		2399
2140	$MAP_PREFETCHER ||= cf::async {	2400	$MAP_PREFETCHER ||= cf::async {
2141	$Coro::current->{desc} = "map prefetcher";	2401	$Coro::current->{desc} = "map prefetcher";
2142		2402
2143	while (%MAP_PREFETCH) {	2403	while (%MAP_PREFETCH) {
2144	while (my ($k, $v) = each %MAP_PREFETCH) {	2404	for my $k (keys %MAP_PREFETCH) {
2145	if (my $map = find $k) {	2405	if (my $map = find $k) {
2146	$map->load if $v;	2406	$map->load if $MAP_PREFETCH{$k};
2147	}	2407	}
2148		2408
2149	delete $MAP_PREFETCH{$k};	2409	delete $MAP_PREFETCH{$k};
2150	}	2410	}
2151	}	2411	}
…		…
2154	$MAP_PREFETCHER->prio (6);	2414	$MAP_PREFETCHER->prio (6);
2155		2415
2156	()	2416	()
2157	}	2417	}
2158		2418
		2419	# common code, used by both ->save and ->swapout
2159	sub save {	2420	sub _save {
2160	my ($self) = @_;	2421	my ($self) = @_;
2161
2162	my $lock = cf::lock_acquire "map_data:$self->{path}";
2163		2422
2164	$self->{last_save} = $cf::RUNTIME;	2423	$self->{last_save} = $cf::RUNTIME;
2165		2424
2166	return unless $self->dirty;	2425	return unless $self->dirty;
2167		2426
…		…
2176		2435
2177	cf::async {	2436	cf::async {
2178	$Coro::current->{desc} = "map player save";	2437	$Coro::current->{desc} = "map player save";
2179	$_->contr->save for $self->players;	2438	$_->contr->save for $self->players;
2180	};	2439	};
		2440
		2441	cf::get_slot 0.02;
2181		2442
2182	if ($uniq) {	2443	if ($uniq) {
2183	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2444	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2184	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2445	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2185	} else {	2446	} else {
2186	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2447	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2187	}	2448	}
2188	}	2449	}
2189		2450
		2451	sub save {
		2452	my ($self) = @_;
		2453
		2454	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2455
		2456	$self->_save;
		2457	}
		2458
2190	sub swap_out {	2459	sub swap_out {
2191	my ($self) = @_;	2460	my ($self) = @_;
2192		2461
2193	# save first because save cedes
2194	$self->save;
2195
2196	my $lock = cf::lock_acquire "map_data:$self->{path}";	2462	my $lock = cf::lock_acquire "map_data:$self->{path}";
2197		2463
		2464	return if !$self->linkable;
		2465	return if $self->{deny_save};
2198	return if $self->players;	2466	return if $self->players;
2199	return if $self->in_memory != cf::MAP_IN_MEMORY;	2467
		2468	# first deactivate the map and "unlink" it from the core
		2469	$self->deactivate;
		2470	$_->clear_links_to ($self) for values %cf::MAP;
		2471	$self->state (cf::MAP_SWAPPED);
		2472
		2473	# then atomically save
		2474	$self->_save;
		2475
		2476	# then free the map
		2477	$self->clear;
		2478	}
		2479
		2480	sub reset_at {
		2481	my ($self) = @_;
		2482
		2483	# TODO: safety, remove and allow resettable per-player maps
2200	return if $self->{deny_save};	2484	return 1e99 if $self->{deny_reset};
2201		2485
		2486	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2487	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2488
		2489	$time + $to
		2490	}
		2491
		2492	sub should_reset {
		2493	my ($self) = @_;
		2494
		2495	$self->reset_at <= $cf::RUNTIME
		2496	}
		2497
		2498	sub reset {
		2499	my ($self) = @_;
		2500
		2501	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2502
		2503	return if $self->players;
		2504
		2505	cf::trace "resetting map ", $self->path, "\n";
		2506
2202	$self->in_memory (cf::MAP_SWAPPED);	2507	$self->state (cf::MAP_SWAPPED);
		2508
		2509	# need to save uniques path
		2510	unless ($self->{deny_save}) {
		2511	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2512
		2513	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2514	if $uniq;
		2515	}
		2516
		2517	delete $cf::MAP{$self->path};
2203		2518
2204	$self->deactivate;	2519	$self->deactivate;
2205	$_->clear_links_to ($self) for values %cf::MAP;	2520	$_->clear_links_to ($self) for values %cf::MAP;
2206	$self->clear;	2521	$self->clear;
2207	}
2208
2209	sub reset_at {
2210	my ($self) = @_;
2211
2212	# TODO: safety, remove and allow resettable per-player maps
2213	return 1e99 if $self->{deny_reset};
2214
2215	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2216	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2217
2218	$time + $to
2219	}
2220
2221	sub should_reset {
2222	my ($self) = @_;
2223
2224	$self->reset_at <= $cf::RUNTIME
2225	}
2226
2227	sub reset {
2228	my ($self) = @_;
2229
2230	my $lock = cf::lock_acquire "map_data:$self->{path}";
2231
2232	return if $self->players;
2233
2234	warn "resetting map ", $self->path;
2235
2236	$self->in_memory (cf::MAP_SWAPPED);
2237
2238	# need to save uniques path
2239	unless ($self->{deny_save}) {
2240	my $uniq = $self->uniq_path; utf8::encode $uniq;
2241
2242	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2243	if $uniq;
2244	}
2245
2246	delete $cf::MAP{$self->path};
2247
2248	$self->deactivate;
2249	$_->clear_links_to ($self) for values %cf::MAP;
2250	$self->clear;
2251		2522
2252	$self->unlink_save;	2523	$self->unlink_save;
2253	$self->destroy;	2524	$self->destroy;
2254	}	2525	}
2255		2526
…		…
2263		2534
2264	delete $cf::MAP{$self->path};	2535	delete $cf::MAP{$self->path};
2265		2536
2266	$self->unlink_save;	2537	$self->unlink_save;
2267		2538
2268	bless $self, "cf::map";	2539	bless $self, "cf::map::wrap";
2269	delete $self->{deny_reset};	2540	delete $self->{deny_reset};
2270	$self->{deny_save} = 1;	2541	$self->{deny_save} = 1;
2271	$self->reset_timeout (1);	2542	$self->reset_timeout (1);
2272	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2543	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2273		2544
…		…
2322		2593
2323	sub unique_maps() {	2594	sub unique_maps() {
2324	[	2595	[
2325	map {	2596	map {
2326	utf8::decode $_;	2597	utf8::decode $_;
2327	/\.map$/	2598	s/\.map$//; # TODO future compatibility hack
		2599	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2600	? ()
2328	? normalise $_	2601	: normalise $_
2329	: ()
2330	} @{ aio_readdir $UNIQUEDIR or [] }	2602	} @{ aio_readdir $UNIQUEDIR or [] }
2331	]	2603	]
2332	}	2604	}
2333		2605
2334	package cf;	2606	=item cf::map::static_maps
		2607
		2608	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2609	file in the shared directory excluding F</styles> and F</editor>). May
		2610	block.
		2611
		2612	=cut
		2613
		2614	sub static_maps() {
		2615	my @dirs = "";
		2616	my @maps;
		2617
		2618	while (@dirs) {
		2619	my $dir = shift @dirs;
		2620
		2621	next if $dir eq "/styles" || $dir eq "/editor";
		2622
		2623	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2624	or return;
		2625
		2626	for (@$files) {
		2627	s/\.map$// or next;
		2628	utf8::decode $_;
		2629	push @maps, "$dir/$_";
		2630	}
		2631
		2632	push @dirs, map "$dir/$_", @$dirs;
		2633	}
		2634
		2635	\@maps
		2636	}
2335		2637
2336	=back	2638	=back
2337		2639
2338	=head3 cf::object	2640	=head3 cf::object
2339		2641
…		…
2343		2645
2344	=over 4	2646	=over 4
2345		2647
2346	=item $ob->inv_recursive	2648	=item $ob->inv_recursive
2347		2649
2348	Returns the inventory of the object _and_ their inventories, recursively.	2650	Returns the inventory of the object I<and> their inventories, recursively,
		2651	but I<not> the object itself.
2349		2652
2350	=cut	2653	=cut
2351		2654
2352	sub inv_recursive_;	2655	sub inv_recursive_;
2353	sub inv_recursive_ {	2656	sub inv_recursive_ {
…		…
2358	inv_recursive_ inv $_[0]	2661	inv_recursive_ inv $_[0]
2359	}	2662	}
2360		2663
2361	=item $ref = $ob->ref	2664	=item $ref = $ob->ref
2362		2665
2363	creates and returns a persistent reference to an objetc that can be stored as a string.	2666	Creates and returns a persistent reference to an object that can be stored as a string.
2364		2667
2365	=item $ob = cf::object::deref ($refstring)	2668	=item $ob = cf::object::deref ($refstring)
2366		2669
2367	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2670	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2368	even if the object actually exists. May block.	2671	even if the object actually exists. May block.
2369		2672
2370	=cut	2673	=cut
2371		2674
2372	sub deref {	2675	sub deref {
…		…
2400	can be C<undef>. Does the right thing when the player is currently in a	2703	can be C<undef>. Does the right thing when the player is currently in a
2401	dialogue with the given NPC character.	2704	dialogue with the given NPC character.
2402		2705
2403	=cut	2706	=cut
2404		2707
		2708	our $SAY_CHANNEL = {
		2709	id => "say",
		2710	title => "Map",
		2711	reply => "say ",
		2712	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2713	};
		2714
		2715	our $CHAT_CHANNEL = {
		2716	id => "chat",
		2717	title => "Chat",
		2718	reply => "chat ",
		2719	tooltip => "Player chat and shouts, global to the server.",
		2720	};
		2721
2405	# rough implementation of a future "reply" method that works	2722	# rough implementation of a future "reply" method that works
2406	# with dialog boxes.	2723	# with dialog boxes.
2407	#TODO: the first argument must go, split into a $npc->reply_to ( method	2724	#TODO: the first argument must go, split into a $npc->reply_to ( method
2408	sub cf::object::player::reply($$$;$) {	2725	sub cf::object::player::reply($$$;$) {
2409	my ($self, $npc, $msg, $flags) = @_;	2726	my ($self, $npc, $msg, $flags) = @_;
…		…
2420	my $dialog = $pl->{npc_dialog};	2737	my $dialog = $pl->{npc_dialog};
2421	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2738	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2422		2739
2423	} else {	2740	} else {
2424	$msg = $npc->name . " says: $msg" if $npc;	2741	$msg = $npc->name . " says: $msg" if $npc;
2425	$self->message ($msg, $flags);	2742	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2426	}	2743	}
2427	}	2744	}
2428	}	2745	}
2429		2746
2430	=item $object->send_msg ($channel, $msg, $color, [extra...])	2747	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2440	=item $player_object->may ("access")	2757	=item $player_object->may ("access")
2441		2758
2442	Returns wether the given player is authorized to access resource "access"	2759	Returns wether the given player is authorized to access resource "access"
2443	(e.g. "command_wizcast").	2760	(e.g. "command_wizcast").
2444		2761
		2762	This is implemented by checking a config setting of C<may_access> where
		2763	C<access> is replaced by the access string. The following alternatives are
		2764	possible (and are tested in order):
		2765
		2766	=over 4
		2767
		2768	=item * Player is DM
		2769
		2770	The request will succeed.
		2771
		2772	=item * may_access is an array reference
		2773
		2774	If either the player nickname or UUID is in the array, the request will
		2775	succeed, otherwise it will fail.
		2776
		2777	=item * may_access is a true value
		2778
		2779	The request will succeed.
		2780
		2781	=item * may_access is missing or false
		2782
		2783	The request will fail.
		2784
		2785	=back
		2786
2445	=cut	2787	=cut
2446		2788
2447	sub cf::object::player::may {	2789	sub cf::object::player::may {
2448	my ($self, $access) = @_;	2790	my ($self, $access) = @_;
2449		2791
2450	$self->flag (cf::FLAG_WIZ) ||	2792	$self->flag (cf::FLAG_WIZ) ||
2451	(ref $cf::CFG{"may_$access"}	2793	(ref $cf::CFG{"may_$access"}
2452	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	2794	? scalar grep $self->name eq $_ || $self->uuid eq $_, @{$cf::CFG{"may_$access"}}
2453	: $cf::CFG{"may_$access"})	2795	: $cf::CFG{"may_$access"})
2454	}	2796	}
2455		2797
2456	=item $player_object->enter_link	2798	=item $player_object->enter_link
2457		2799
2458	Freezes the player and moves him/her to a special map (C<{link}>).	2800	Freezes the player and moves him/her to a special map (C<{link}>).
2459		2801
2460	The player should be reasonably safe there for short amounts of time. You	2802	The player should be reasonably safe there for short amounts of time (e.g.
2461	I<MUST> call C<leave_link> as soon as possible, though.	2803	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2804	though, as the player cannot control the character while it is on the link
		2805	map.
2462		2806
2463	Will never block.	2807	This method will never block, which is the whole reaosn for it's
		2808	existance: you can I<always> put a player onto the link map, which is the
		2809	only place to put objects that is guaranteed to exist.
		2810
		2811	A typical usage pattern is to call C<enter_link> synchronously from the
		2812	server, then start a new thread, do your blocking stuff there and then
		2813	call C<leave_link> from that thread.
2464		2814
2465	=item $player_object->leave_link ($map, $x, $y)	2815	=item $player_object->leave_link ($map, $x, $y)
2466		2816
2467	Moves the player out of the special C<{link}> map onto the specified	2817	Moves the player out of the special C<{link}> map onto the specified
2468	map. If the map is not valid (or omitted), the player will be moved back	2818	map. If the map is not valid (or omitted), the player will be moved back
…		…
2486	sub cf::object::player::enter_link {	2836	sub cf::object::player::enter_link {
2487	my ($self) = @_;	2837	my ($self) = @_;
2488		2838
2489	$self->deactivate_recursive;	2839	$self->deactivate_recursive;
2490		2840
		2841	++$self->{_link_recursion};
		2842
2491	return if UNIVERSAL::isa $self->map, "ext::map_link";	2843	return if UNIVERSAL::isa $self->map, "ext::map_link";
2492		2844
2493	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2845	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2494	if $self->map && $self->map->{path} ne "{link}";	2846	if $self->map && $self->map->{path} ne "{link}";
2495		2847
2496	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2848	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2497	}	2849	}
2498		2850
2499	sub cf::object::player::leave_link {	2851	sub cf::object::player::leave_link {
2500	my ($self, $map, $x, $y) = @_;	2852	my ($self, $map, $x, $y) = @_;
2501		2853
…		…
2518	($x, $y) = (-1, -1)	2870	($x, $y) = (-1, -1)
2519	unless (defined $x) && (defined $y);	2871	unless (defined $x) && (defined $y);
2520		2872
2521	# use -1 or undef as default coordinates, not 0, 0	2873	# use -1 or undef as default coordinates, not 0, 0
2522	($x, $y) = ($map->enter_x, $map->enter_y)	2874	($x, $y) = ($map->enter_x, $map->enter_y)
2523	if $x <=0 && $y <= 0;	2875	if $x <= 0 && $y <= 0;
2524		2876
2525	$map->load;	2877	$map->load;
2526	$map->load_neighbours;
2527		2878
2528	return unless $self->contr->active;	2879	return unless $self->contr->active;
2529	$self->activate_recursive;
2530		2880
2531	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2881	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2532	$self->enter_map ($map, $x, $y);	2882	if ($self->enter_map ($map, $x, $y)) {
2533	}	2883	# entering was successful
		2884	delete $self->{_link_recursion};
		2885	# only activate afterwards, to support waiting in hooks
		2886	$self->activate_recursive;
		2887	}
2534		2888
		2889	}
		2890
2535	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2891	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2536		2892
2537	Moves the player to the given map-path and coordinates by first freezing	2893	Moves the player to the given map-path and coordinates by first freezing
2538	her, loading and preparing them map, calling the provided $check callback	2894	her, loading and preparing them map, calling the provided $check callback
2539	that has to return the map if sucecssful, and then unfreezes the player on	2895	that has to return the map if sucecssful, and then unfreezes the player on
2540	the new (success) or old (failed) map position. In either case, $done will	2896	the new (success) or old (failed) map position. In either case, $done will
2541	be called at the end of this process.	2897	be called at the end of this process.
2542		2898
		2899	Note that $check will be called with a potentially non-loaded map, so if
		2900	it needs a loaded map it has to call C<< ->load >>.
		2901
2543	=cut	2902	=cut
2544		2903
2545	our $GOTOGEN;	2904	our $GOTOGEN;
2546		2905
2547	sub cf::object::player::goto {	2906	sub cf::object::player::goto {
2548	my ($self, $path, $x, $y, $check, $done) = @_;	2907	my ($self, $path, $x, $y, $check, $done) = @_;
		2908
		2909	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2910	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2911	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2912	($path, $x, $y) = @$EMERGENCY_POSITION;
		2913	}
2549		2914
2550	# do generation counting so two concurrent goto's will be executed in-order	2915	# do generation counting so two concurrent goto's will be executed in-order
2551	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2916	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2552		2917
2553	$self->enter_link;	2918	$self->enter_link;
…		…
2573	($path, $x, $y) = (undef, undef, undef);	2938	($path, $x, $y) = (undef, undef, undef);
2574	}	2939	}
2575	}	2940	}
2576		2941
2577	my $map = eval {	2942	my $map = eval {
2578	my $map = defined $path ? cf::map::find $path : undef;	2943	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2579		2944
2580	if ($map) {	2945	if ($map) {
2581	$map = $map->customise_for ($self);	2946	$map = $map->customise_for ($self);
2582	$map = $check->($map) if $check && $map;	2947	$map = $check->($map, $x, $y, $self) if $check && $map;
2583	} else {	2948	} else {
2584	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2949	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2585	}	2950	}
2586		2951
2587	$map	2952	$map
…		…
2595	if ($gen == $self->{_goto_generation}) {	2960	if ($gen == $self->{_goto_generation}) {
2596	delete $self->{_goto_generation};	2961	delete $self->{_goto_generation};
2597	$self->leave_link ($map, $x, $y);	2962	$self->leave_link ($map, $x, $y);
2598	}	2963	}
2599		2964
2600	$done->() if $done;	2965	$done->($self) if $done;
2601	})->prio (1);	2966	})->prio (1);
2602	}	2967	}
2603		2968
2604	=item $player_object->enter_exit ($exit_object)	2969	=item $player_object->enter_exit ($exit_object)
2605		2970
…		…
2625	}	2990	}
2626		2991
2627	sub prepare_random_map {	2992	sub prepare_random_map {
2628	my ($exit) = @_;	2993	my ($exit) = @_;
2629		2994
2630	my $guard = cf::lock_acquire "exit_prepare:$exit";
2631
2632	# all this does is basically replace the /! path by	2995	# all this does is basically replace the /! path by
2633	# a new random map path (?random/...) with a seed	2996	# a new random map path (?random/...) with a seed
2634	# that depends on the exit object	2997	# that depends on the exit object
2635		2998
2636	my $rmp = parse_random_map_params $exit->msg;	2999	my $rmp = parse_random_map_params $exit->msg;
…		…
2638	if ($exit->map) {	3001	if ($exit->map) {
2639	$rmp->{region} = $exit->region->name;	3002	$rmp->{region} = $exit->region->name;
2640	$rmp->{origin_map} = $exit->map->path;	3003	$rmp->{origin_map} = $exit->map->path;
2641	$rmp->{origin_x} = $exit->x;	3004	$rmp->{origin_x} = $exit->x;
2642	$rmp->{origin_y} = $exit->y;	3005	$rmp->{origin_y} = $exit->y;
		3006
		3007	$exit->map->touch;
2643	}	3008	}
2644		3009
2645	$rmp->{random_seed} ||= $exit->random_seed;	3010	$rmp->{random_seed} ||= $exit->random_seed;
2646		3011
2647	my $data = cf::encode_json $rmp;	3012	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2648	my $md5 = Digest::MD5::md5_hex $data;	3013	my $md5 = Digest::MD5::md5_hex $data;
2649	my $meta = "$RANDOMDIR/$md5.meta";	3014	my $meta = "$RANDOMDIR/$md5.meta";
2650		3015
2651	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	3016	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2652	aio_write $fh, 0, (length $data), $data, 0;	3017	aio_write $fh, 0, (length $data), $data, 0;
2653	undef $fh;	3018	undef $fh;
2654	aio_rename "$meta~", $meta;	3019	aio_rename "$meta~", $meta;
2655		3020
		3021	my $slaying = "?random/$md5";
		3022
		3023	if ($exit->valid) {
2656	$exit->slaying ("?random/$md5");	3024	$exit->slaying ("?random/$md5");
2657	$exit->msg (undef);	3025	$exit->msg (undef);
		3026	}
2658	}	3027	}
2659	}	3028	}
2660		3029
2661	sub cf::object::player::enter_exit {	3030	sub cf::object::player::enter_exit {
2662	my ($self, $exit) = @_;	3031	my ($self, $exit) = @_;
2663		3032
2664	return unless $self->type == cf::PLAYER;	3033	return unless $self->type == cf::PLAYER;
2665		3034
2666	if ($exit->slaying eq "/!") {
2667	#TODO: this should de-fi-ni-te-ly not be a sync-job
2668	# the problem is that $exit might not survive long enough
2669	# so it needs to be done right now, right here
2670	cf::sync_job { prepare_random_map $exit };
2671	}
2672
2673	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2674	my $hp = $exit->stats->hp;
2675	my $sp = $exit->stats->sp;
2676
2677	$self->enter_link;	3035	$self->enter_link;
2678		3036
2679	# if exit is damned, update players death & WoR home-position
2680	$self->contr->savebed ($slaying, $hp, $sp)
2681	if $exit->flag (FLAG_DAMNED);
2682
2683	(async {	3037	(async {
2684	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	3038	$Coro::current->{desc} = "enter_exit";
2685		3039
2686	$self->deactivate_recursive; # just to be sure
2687	unless (eval {	3040	unless (eval {
		3041	$self->deactivate_recursive; # just to be sure
		3042
		3043	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3044	my $x = $exit->stats->hp;
		3045	my $y = $exit->stats->sp;
		3046
		3047	# special map handling
		3048	my $slaying = $exit->slaying;
		3049
		3050	# special map handling
		3051	if ($slaying eq "/!") {
		3052	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3053
		3054	prepare_random_map $exit
		3055	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3056
		3057	$map = $exit->slaying;
		3058
		3059	} elsif ($slaying eq '!up') {
		3060	$map = $exit->map->tile_path (cf::TILE_UP);
		3061	$x = $exit->x;
		3062	$y = $exit->y;
		3063
		3064	} elsif ($slaying eq '!down') {
		3065	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3066	$x = $exit->x;
		3067	$y = $exit->y;
		3068	}
		3069
2688	$self->goto ($slaying, $hp, $sp);	3070	$self->goto ($map, $x, $y);
2689		3071
		3072	# if exit is damned, update players death & WoR home-position
		3073	$self->contr->savebed ($map, $x, $y)
		3074	if $exit->flag (cf::FLAG_DAMNED);
		3075
2690	1;	3076	1
2691	}) {	3077	}) {
2692	$self->message ("Something went wrong deep within the crossfire server. "	3078	$self->message ("Something went wrong deep within the deliantra server. "
2693	. "I'll try to bring you back to the map you were before. "	3079	. "I'll try to bring you back to the map you were before. "
2694	. "Please report this to the dungeon master!",	3080	. "Please report this to the dungeon master!",
2695	cf::NDI_UNIQUE | cf::NDI_RED);	3081	cf::NDI_UNIQUE | cf::NDI_RED);
2696		3082
2697	warn "ERROR in enter_exit: $@";	3083	error "ERROR in enter_exit: $@";
2698	$self->leave_link;	3084	$self->leave_link;
2699	}	3085	}
2700	})->prio (1);	3086	})->prio (1);
2701	}	3087	}
2702		3088
2703	=head3 cf::client	3089	=head3 cf::client
2704		3090
2705	=over 4	3091	=over 4
2706		3092
2707	=item $client->send_drawinfo ($text, $flags)	3093	=item $client->send_big_packet ($pkt)
2708		3094
2709	Sends a drawinfo packet to the client. Circumvents output buffering so	3095	Like C<send_packet>, but tries to compress large packets, and fragments
2710	should not be used under normal circumstances.	3096	them as required.
2711		3097
2712	=cut	3098	=cut
2713		3099
		3100	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3101
2714	sub cf::client::send_drawinfo {	3102	sub cf::client::send_big_packet {
2715	my ($self, $text, $flags) = @_;	3103	my ($self, $pkt) = @_;
2716		3104
2717	utf8::encode $text;	3105	# try lzf for large packets
2718	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3106	$pkt = "lzf " . Compress::LZF::compress $pkt
		3107	if 1024 <= length $pkt and $self->{can_lzf};
		3108
		3109	# split very large packets
		3110	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3111	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3112	$pkt = "frag";
		3113	}
		3114
		3115	$self->send_packet ($pkt);
2719	}	3116	}
2720		3117
2721	=item $client->send_msg ($channel, $msg, $color, [extra...])	3118	=item $client->send_msg ($channel, $msg, $color, [extra...])
2722		3119
2723	Send a drawinfo or msg packet to the client, formatting the msg for the	3120	Send a msg packet to the client, formatting the msg for the client if
2724	client if neccessary. C<$type> should be a string identifying the type of	3121	necessary. C<$type> should be a string identifying the type of the
2725	the message, with C<log> being the default. If C<$color> is negative, suppress	3122	message, with C<log> being the default. If C<$color> is negative, suppress
2726	the message unless the client supports the msg packet.	3123	the message unless the client supports the msg packet.
2727		3124
2728	=cut	3125	=cut
2729		3126
2730	# non-persistent channels (usually the info channel)	3127	# non-persistent channels (usually the info channel)
2731	our %CHANNEL = (	3128	our %CHANNEL = (
		3129	"c/motd" => {
		3130	id => "infobox",
		3131	title => "MOTD",
		3132	reply => undef,
		3133	tooltip => "The message of the day",
		3134	},
2732	"c/identify" => {	3135	"c/identify" => {
2733	id => "infobox",	3136	id => "infobox",
2734	title => "Identify",	3137	title => "Identify",
2735	reply => undef,	3138	reply => undef,
2736	tooltip => "Items recently identified",	3139	tooltip => "Items recently identified",
…		…
2738	"c/examine" => {	3141	"c/examine" => {
2739	id => "infobox",	3142	id => "infobox",
2740	title => "Examine",	3143	title => "Examine",
2741	reply => undef,	3144	reply => undef,
2742	tooltip => "Signs and other items you examined",	3145	tooltip => "Signs and other items you examined",
		3146	},
		3147	"c/shopinfo" => {
		3148	id => "infobox",
		3149	title => "Shop Info",
		3150	reply => undef,
		3151	tooltip => "What your bargaining skill tells you about the shop",
2743	},	3152	},
2744	"c/book" => {	3153	"c/book" => {
2745	id => "infobox",	3154	id => "infobox",
2746	title => "Book",	3155	title => "Book",
2747	reply => undef,	3156	reply => undef,
…		…
2761	},	3170	},
2762	"c/body" => {	3171	"c/body" => {
2763	id => "infobox",	3172	id => "infobox",
2764	title => "Body Parts",	3173	title => "Body Parts",
2765	reply => undef,	3174	reply => undef,
2766	tooltip => "Shows which body parts you posess and are available",	3175	tooltip => "Shows which body parts you possess and are available",
		3176	},
		3177	"c/statistics" => {
		3178	id => "infobox",
		3179	title => "Statistics",
		3180	reply => undef,
		3181	tooltip => "Shows your primary statistics",
		3182	},
		3183	"c/skills" => {
		3184	id => "infobox",
		3185	title => "Skills",
		3186	reply => undef,
		3187	tooltip => "Shows your experience per skill and item power",
		3188	},
		3189	"c/shopitems" => {
		3190	id => "infobox",
		3191	title => "Shop Items",
		3192	reply => undef,
		3193	tooltip => "Shows the items currently for sale in this shop",
		3194	},
		3195	"c/resistances" => {
		3196	id => "infobox",
		3197	title => "Resistances",
		3198	reply => undef,
		3199	tooltip => "Shows your resistances",
		3200	},
		3201	"c/pets" => {
		3202	id => "infobox",
		3203	title => "Pets",
		3204	reply => undef,
		3205	tooltip => "Shows information abotu your pets/a specific pet",
		3206	},
		3207	"c/perceiveself" => {
		3208	id => "infobox",
		3209	title => "Perceive Self",
		3210	reply => undef,
		3211	tooltip => "You gained detailed knowledge about yourself",
2767	},	3212	},
2768	"c/uptime" => {	3213	"c/uptime" => {
2769	id => "infobox",	3214	id => "infobox",
2770	title => "Uptime",	3215	title => "Uptime",
2771	reply => undef,	3216	reply => undef,
…		…
2775	id => "infobox",	3220	id => "infobox",
2776	title => "Map Info",	3221	title => "Map Info",
2777	reply => undef,	3222	reply => undef,
2778	tooltip => "Information related to the maps",	3223	tooltip => "Information related to the maps",
2779	},	3224	},
		3225	"c/party" => {
		3226	id => "party",
		3227	title => "Party",
		3228	reply => "gsay ",
		3229	tooltip => "Messages and chat related to your party",
		3230	},
		3231	"c/death" => {
		3232	id => "death",
		3233	title => "Death",
		3234	reply => undef,
		3235	tooltip => "Reason for and more info about your most recent death",
		3236	},
		3237	"c/fatal" => {
		3238	id => "fatal",
		3239	title => "Fatal Error",
		3240	reply => undef,
		3241	tooltip => "Reason for the server disconnect",
		3242	},
		3243	"c/say" => $SAY_CHANNEL,
		3244	"c/chat" => $CHAT_CHANNEL,
2780	);	3245	);
2781		3246
2782	sub cf::client::send_msg {	3247	sub cf::client::send_msg {
2783	my ($self, $channel, $msg, $color, @extra) = @_;	3248	my ($self, $channel, $msg, $color, @extra) = @_;
2784		3249
2785	$msg = $self->pl->expand_cfpod ($msg);	3250	$msg = $self->pl->expand_cfpod ($msg)
		3251	unless $color & cf::NDI_VERBATIM;
2786		3252
2787	$color &= cf::NDI_CLIENT_MASK; # just in case...	3253	$color &= cf::NDI_CLIENT_MASK; # just in case...
2788		3254
2789	# check predefined channels, for the benefit of C	3255	# check predefined channels, for the benefit of C
2790	if ($CHANNEL{$channel}) {	3256	if ($CHANNEL{$channel}) {
2791	$channel = $CHANNEL{$channel};	3257	$channel = $CHANNEL{$channel};
2792		3258
2793	$self->ext_msg (channel_info => $channel)	3259	$self->ext_msg (channel_info => $channel);
2794	if $self->can_msg;
2795
2796	$channel = $channel->{id};	3260	$channel = $channel->{id};
2797		3261
2798	} elsif (ref $channel) {	3262	} elsif (ref $channel) {
2799	# send meta info to client, if not yet sent	3263	# send meta info to client, if not yet sent
2800	unless (exists $self->{channel}{$channel->{id}}) {	3264	unless (exists $self->{channel}{$channel->{id}}) {
2801	$self->{channel}{$channel->{id}} = $channel;	3265	$self->{channel}{$channel->{id}} = $channel;
2802	$self->ext_msg (channel_info => $channel)	3266	$self->ext_msg (channel_info => $channel);
2803	if $self->can_msg;
2804	}	3267	}
2805		3268
2806	$channel = $channel->{id};	3269	$channel = $channel->{id};
2807	}	3270	}
2808		3271
2809	return unless @extra || length $msg;	3272	return unless @extra || length $msg;
2810		3273
2811	if ($self->can_msg) {
2812	# default colour, mask it out	3274	# default colour, mask it out
2813	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3275	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2814	if $color & cf::NDI_DEF;	3276	if $color & cf::NDI_DEF;
2815		3277
2816	$self->send_packet ("msg " . $self->{json_coder}->encode (	3278	my $pkt = "msg "
		3279	. $self->{json_coder}->encode (
2817	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3280	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2818	} else {	3281	);
2819	if ($color >= 0) {
2820	# replace some tags by gcfclient-compatible ones
2821	for ($msg) {
2822	1 while
2823	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2824	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2825	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2826	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2827	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2828	}
2829		3282
2830	$color &= cf::NDI_COLOR_MASK;	3283	$self->send_big_packet ($pkt);
2831
2832	utf8::encode $msg;
2833
2834	if (0 && $msg =~ /\[/) {
2835	# COMMAND/INFO
2836	$self->send_packet ("drawextinfo $color 10 8 $msg")
2837	} else {
2838	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2839	$self->send_packet ("drawinfo $color $msg")
2840	}
2841	}
2842	}
2843	}	3284	}
2844		3285
2845	=item $client->ext_msg ($type, @msg)	3286	=item $client->ext_msg ($type, @msg)
2846		3287
2847	Sends an ext event to the client.	3288	Sends an ext event to the client.
…		…
2849	=cut	3290	=cut
2850		3291
2851	sub cf::client::ext_msg($$@) {	3292	sub cf::client::ext_msg($$@) {
2852	my ($self, $type, @msg) = @_;	3293	my ($self, $type, @msg) = @_;
2853		3294
2854	if ($self->extcmd == 2) {
2855	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3295	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2856	} elsif ($self->extcmd == 1) { # TODO: remove
2857	push @msg, msgtype => "event_$type";
2858	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2859	}
2860	}
2861
2862	=item $client->ext_reply ($msgid, @msg)
2863
2864	Sends an ext reply to the client.
2865
2866	=cut
2867
2868	sub cf::client::ext_reply($$@) {
2869	my ($self, $id, @msg) = @_;
2870
2871	if ($self->extcmd == 2) {
2872	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2873	} elsif ($self->extcmd == 1) {
2874	#TODO: version 1, remove
2875	unshift @msg, msgtype => "reply", msgid => $id;
2876	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2877	}
2878	}	3296	}
2879		3297
2880	=item $success = $client->query ($flags, "text", \&cb)	3298	=item $success = $client->query ($flags, "text", \&cb)
2881		3299
2882	Queues a query to the client, calling the given callback with	3300	Queues a query to the client, calling the given callback with
…		…
2902		3320
2903	$self->send_packet ($self->{query_queue}[0][0])	3321	$self->send_packet ($self->{query_queue}[0][0])
2904	if @{ $self->{query_queue} } == 1;	3322	if @{ $self->{query_queue} } == 1;
2905		3323
2906	1	3324	1
		3325	}
		3326
		3327	=item $client->update_command_faces
		3328
		3329	=cut
		3330
		3331	our %COMMAND_FACE;
		3332
		3333	sub cf::client::update_command_faces {
		3334	my ($self) = @_;
		3335
		3336	my @faces = grep $_,
		3337	$COMMAND_FACE{preferred},
		3338	$COMMAND_FACE{standard},
		3339	$COMMAND_FACE{skill},
		3340	$self->pl->ob->flag (cf::FLAG_WIZ) ? $COMMAND_FACE{dm} : (),
		3341	$COMMAND_FACE{emote},
		3342	;
		3343
		3344	$self->send_face ($_)
		3345	for @faces;
		3346	$self->flush_fx;
		3347
		3348	$self->ext_msg (command_list => @faces);
		3349	}
		3350
		3351	=item cf::client::set_command_face $type, $commands
		3352
		3353	=cut
		3354
		3355	sub cf::client::set_command_face {
		3356	my ($type, $list) = @_;
		3357
		3358	my $idx = &cf::face::set ( #d# ugly forward reference
		3359	"command_list/$type" => cf::FT_RSRC,
		3360	JSON::XS->new->utf8->encode ([ sort @$list ])
		3361	);
		3362
		3363	$COMMAND_FACE{$type} = $idx;
2907	}	3364	}
2908		3365
2909	cf::client->attach (	3366	cf::client->attach (
2910	on_connect => sub {	3367	on_connect => sub {
2911	my ($ns) = @_;	3368	my ($ns) = @_;
…		…
2937	my ($ns, $buf) = @_;	3394	my ($ns, $buf) = @_;
2938		3395
2939	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3396	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2940		3397
2941	if (ref $msg) {	3398	if (ref $msg) {
2942	my ($type, $reply, @payload) =	3399	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2943	"ARRAY" eq ref $msg
2944	? @$msg
2945	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2946		3400
2947	my @reply;
2948
2949	if (my $cb = $EXTICMD{$type}) {	3401	if (my $cb = $EXTIACMD{$type}) {
		3402	$cb->(
		3403	$ns,
		3404	sub {
		3405	$ns->ext_msg ("reply-$reply", @_)
		3406	if $reply;
		3407	},
		3408	@payload
		3409	);
		3410	} else {
		3411	my @reply;
		3412
		3413	if (my $cb = $EXTICMD{$type}) {
2950	@reply = $cb->($ns, @payload);	3414	@reply = $cb->($ns, @payload);
		3415	}
		3416
		3417	$ns->ext_msg ("reply-$reply", @reply)
		3418	if $reply;
2951	}	3419	}
2952
2953	$ns->ext_reply ($reply, @reply)
2954	if $reply;
2955
2956	} else {	3420	} else {
2957	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3421	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2958	}	3422	}
2959		3423
2960	cf::override;	3424	cf::override;
2961	},	3425	},
2962	);	3426	);
…		…
2982		3446
2983	$coro	3447	$coro
2984	}	3448	}
2985		3449
2986	cf::client->attach (	3450	cf::client->attach (
2987	on_destroy => sub {	3451	on_client_destroy => sub {
2988	my ($ns) = @_;	3452	my ($ns) = @_;
2989		3453
2990	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3454	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2991	},	3455	},
2992	);	3456	);
…		…
3008	our $safe_hole = new Safe::Hole;	3472	our $safe_hole = new Safe::Hole;
3009		3473
3010	$SIG{FPE} = 'IGNORE';	3474	$SIG{FPE} = 'IGNORE';
3011		3475
3012	$safe->permit_only (Opcode::opset qw(	3476	$safe->permit_only (Opcode::opset qw(
3013	:base_core :base_mem :base_orig :base_math	3477	:base_core :base_mem :base_orig :base_math :base_loop
3014	grepstart grepwhile mapstart mapwhile	3478	grepstart grepwhile mapstart mapwhile
3015	sort time	3479	sort time
3016	));	3480	));
3017		3481
3018	# here we export the classes and methods available to script code	3482	# here we export the classes and methods available to script code
…		…
3021		3485
3022	The following functions and methods are available within a safe environment:	3486	The following functions and methods are available within a safe environment:
3023		3487
3024	cf::object	3488	cf::object
3025	contr pay_amount pay_player map x y force_find force_add destroy	3489	contr pay_amount pay_player map x y force_find force_add destroy
3026	insert remove name archname title slaying race decrease_ob_nr	3490	insert remove name archname title slaying race decrease split
		3491	value
3027		3492
3028	cf::object::player	3493	cf::object::player
3029	player	3494	player
3030		3495
3031	cf::player	3496	cf::player
…		…
3036		3501
3037	=cut	3502	=cut
3038		3503
3039	for (	3504	for (
3040	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3505	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3041	insert remove inv name archname title slaying race	3506	insert remove inv nrof name archname title slaying race
3042	decrease_ob_nr destroy)],	3507	decrease split destroy change_exp value msg lore send_msg)],
3043	["cf::object::player" => qw(player)],	3508	["cf::object::player" => qw(player)],
3044	["cf::player" => qw(peaceful)],	3509	["cf::player" => qw(peaceful send_msg)],
3045	["cf::map" => qw(trigger)],	3510	["cf::map" => qw(trigger)],
3046	) {	3511	) {
3047	no strict 'refs';
3048	my ($pkg, @funs) = @$_;	3512	my ($pkg, @funs) = @$_;
3049	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3513	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3050	for @funs;	3514	for @funs;
3051	}	3515	}
3052		3516
…		…
3067		3531
3068	my $qcode = $code;	3532	my $qcode = $code;
3069	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3533	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3070	$qcode =~ s/\n/\\n/g;	3534	$qcode =~ s/\n/\\n/g;
3071		3535
		3536	%vars = (_dummy => 0) unless %vars;
		3537
		3538	my @res;
3072	local $_;	3539	local $_;
3073	local @safe::cf::_safe_eval_args = values %vars;
3074		3540
3075	my $eval =	3541	my $eval =
3076	"do {\n"	3542	"do {\n"
3077	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3543	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3078	. "#line 0 \"{$qcode}\"\n"	3544	. "#line 0 \"{$qcode}\"\n"
3079	. $code	3545	. $code
3080	. "\n}"	3546	. "\n}"
3081	;	3547	;
3082		3548
		3549	if ($CFG{safe_eval}) {
3083	sub_generation_inc;	3550	sub_generation_inc;
		3551	local @safe::cf::_safe_eval_args = values %vars;
3084	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3552	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3085	sub_generation_inc;	3553	sub_generation_inc;
		3554	} else {
		3555	local @cf::_safe_eval_args = values %vars;
		3556	@res = wantarray ? eval eval : scalar eval $eval;
		3557	}
3086		3558
3087	if ($@) {	3559	if ($@) {
3088	warn "$@";	3560	warn "$@",
3089	warn "while executing safe code '$code'\n";	3561	"while executing safe code '$code'\n",
3090	warn "with arguments " . (join " ", %vars) . "\n";	3562	"with arguments " . (join " ", %vars) . "\n";
3091	}	3563	}
3092		3564
3093	wantarray ? @res : $res[0]	3565	wantarray ? @res : $res[0]
3094	}	3566	}
3095		3567
…		…
3109	=cut	3581	=cut
3110		3582
3111	sub register_script_function {	3583	sub register_script_function {
3112	my ($fun, $cb) = @_;	3584	my ($fun, $cb) = @_;
3113		3585
3114	no strict 'refs';	3586	$fun = "safe::$fun" if $CFG{safe_eval};
3115	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3587	*$fun = $safe_hole->wrap ($cb);
3116	}	3588	}
3117		3589
3118	=back	3590	=back
3119		3591
3120	=cut	3592	=cut
3121		3593
3122	#############################################################################	3594	#############################################################################
3123	# the server's init and main functions	3595	# the server's init and main functions
3124		3596
		3597	{
		3598	package cf::face;
		3599
		3600	our %HASH; # hash => idx
		3601	our @DATA; # dynamically-created facedata, only faceste 0 used
		3602	our @FOFS; # file offset, if > 0
		3603	our @SIZE; # size of face, in octets
		3604	our @META; # meta hash of face, if any
		3605	our $DATAFH; # facedata filehandle
		3606
		3607	# internal api, not finalised
		3608	sub set {
		3609	my ($name, $type, $data) = @_;
		3610
		3611	my $idx = cf::face::find $name;
		3612
		3613	if ($idx) {
		3614	delete $HASH{cf::face::get_csum $idx};
		3615	} else {
		3616	$idx = cf::face::alloc $name;
		3617	}
		3618
		3619	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3620
		3621	cf::face::set_type $idx, $type;
		3622	cf::face::set_csum $idx, 0, $hash;
		3623
		3624	# we need to destroy the SV itself, not just modify it, as a running ix
		3625	# might hold a reference to it: "delete" achieves that.
		3626	delete $FOFS[0][$idx];
		3627	delete $DATA[0][$idx];
		3628	$DATA[0][$idx] = $data;
		3629	$SIZE[0][$idx] = length $data;
		3630	delete $META[$idx];
		3631	$HASH{$hash} = $idx;#d#
		3632
		3633	$idx
		3634	}
		3635
		3636	sub _get_data($$$) {
		3637	my ($idx, $set, $cb) = @_;
		3638
		3639	if (defined $DATA[$set][$idx]) {
		3640	$cb->($DATA[$set][$idx]);
		3641	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3642	my $size = $SIZE[$set][$idx];
		3643	my $buf;
		3644	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3645	if ($_[0] == $size) {
		3646	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3647	$cb->($buf);
		3648	} else {
		3649	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3650	}
		3651	};
		3652	} else {
		3653	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3654	}
		3655	}
		3656
		3657	# rather ineffient
		3658	sub cf::face::get_data($;$) {
		3659	my ($idx, $set) = @_;
		3660
		3661	_get_data $idx, $set, Coro::rouse_cb;
		3662	Coro::rouse_wait
		3663	}
		3664
		3665	sub cf::face::ix {
		3666	my ($ns, $set, $idx, $pri) = @_;
		3667
		3668	_get_data $idx, $set, sub {
		3669	$ns->ix_send ($idx, $pri, $_[0]);
		3670	};
		3671	}
		3672	}
		3673
3125	sub load_facedata($) {	3674	sub load_facedata($) {
3126	my ($path) = @_;	3675	my ($path) = @_;
3127		3676
3128	# HACK to clear player env face cache, we need some signal framework
3129	# for this (global event?)
3130	%ext::player_env::MUSIC_FACE_CACHE = ();
3131
3132	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3677	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3133		3678
3134	warn "loading facedata from $path\n";	3679	trace "loading facedata from $path\n";
3135		3680
3136	my $facedata;	3681	my $facedata = decode_storable load_file "$path/faceinfo";
3137	0 < aio_load $path, $facedata
3138	or die "$path: $!";
3139
3140	$facedata = Coro::Storable::thaw $facedata;
3141		3682
3142	$facedata->{version} == 2	3683	$facedata->{version} == 2
3143	or cf::cleanup "$path: version mismatch, cannot proceed.";	3684	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3144		3685
3145	# patch in the exptable	3686	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3146	$facedata->{resource}{"res/exp_table"} = {	3687	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3147	type => FT_RSRC,	3688
3148	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3689	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3149	};	3690
3150	cf::cede_to_tick;	3691	# BEGIN ATOMIC
		3692	# from here on, everything must be atomic - no thread switch allowed
		3693	my $t1 = EV::time;
3151		3694
3152	{	3695	{
3153	my $faces = $facedata->{faceinfo};	3696	my $faces = $facedata->{faceinfo};
3154		3697
3155	while (my ($face, $info) = each %$faces) {	3698	for my $face (sort keys %$faces) {
		3699	my $info = $faces->{$face};
3156	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3700	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3157		3701
3158	cf::face::set_visibility $idx, $info->{visibility};	3702	cf::face::set_visibility $idx, $info->{visibility};
3159	cf::face::set_magicmap $idx, $info->{magicmap};	3703	cf::face::set_magicmap $idx, $info->{magicmap};
3160	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3704	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3161	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3705	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3162		3706	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3163	cf::cede_to_tick;	3707	$cf::face::HASH{$info->{hash64}} = $idx;
		3708	delete $cf::face::META[$idx];
3164	}	3709	}
3165		3710
3166	while (my ($face, $info) = each %$faces) {	3711	while (my ($face, $info) = each %$faces) {
3167	next unless $info->{smooth};	3712	next unless $info->{smooth};
3168		3713
…		…
3171		3716
3172	if (my $smooth = cf::face::find $info->{smooth}) {	3717	if (my $smooth = cf::face::find $info->{smooth}) {
3173	cf::face::set_smooth $idx, $smooth;	3718	cf::face::set_smooth $idx, $smooth;
3174	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3719	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3175	} else {	3720	} else {
3176	warn "smooth face '$info->{smooth}' not found for face '$face'";	3721	error "smooth face '$info->{smooth}' not found for face '$face'";
3177	}	3722	}
3178
3179	cf::cede_to_tick;
3180	}	3723	}
3181	}	3724	}
3182		3725
3183	{	3726	{
3184	my $anims = $facedata->{animinfo};	3727	my $anims = $facedata->{animinfo};
3185		3728
3186	while (my ($anim, $info) = each %$anims) {	3729	while (my ($anim, $info) = each %$anims) {
3187	cf::anim::set $anim, $info->{frames}, $info->{facings};	3730	cf::anim::set $anim, $info->{frames}, $info->{facings};
3188	cf::cede_to_tick;
3189	}	3731	}
3190		3732
3191	cf::anim::invalidate_all; # d'oh	3733	cf::anim::invalidate_all; # d'oh
3192	}	3734	}
3193		3735
3194	{	3736	{
3195	# TODO: for gcfclient pleasure, we should give resources
3196	# that gcfclient doesn't grok a >10000 face index.
3197	my $res = $facedata->{resource};	3737	my $res = $facedata->{resource};
3198		3738
3199	while (my ($name, $info) = each %$res) {	3739	while (my ($name, $info) = each %$res) {
3200	if (defined $info->{type}) {	3740	if (defined (my $type = $info->{type})) {
		3741	# TODO: different hash - must free and use new index, or cache ixface data queue
3201	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3742	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3202	my $data;
3203		3743
3204	if ($info->{type} & 1) {
3205	# prepend meta info
3206
3207	my $meta = $enc->encode ({
3208	name => $name,
3209	%{ $info->{meta} || {} },
3210	});
3211
3212	$data = pack "(w/a*)*", $meta, $info->{data};
3213	} else {
3214	$data = $info->{data};
3215	}
3216
3217	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3218	cf::face::set_type $idx, $info->{type};	3744	cf::face::set_type $idx, $type;
		3745	cf::face::set_csum $idx, 0, $info->{hash};
		3746	$cf::face::SIZE[0][$idx] = $info->{size};
		3747	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3748	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3749	$cf::face::HASH{$info->{hash}} = $idx;
3219	} else {	3750	} else {
3220	$RESOURCE{$name} = $info;	3751	# $RESOURCE{$name} = $info; # unused
3221	}	3752	}
3222
3223	cf::cede_to_tick;
3224	}	3753	}
3225	}	3754	}
		3755
		3756	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3757
		3758	# HACK to clear player env face cache, we need some signal framework
		3759	# for this (global event?)
		3760	%ext::player_env::MUSIC_FACE_CACHE = ();
		3761
		3762	# END ATOMIC
		3763
		3764	cf::debug "facedata atomic update time ", EV::time - $t1;
3226		3765
3227	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3766	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3228		3767
		3768	aio_close $fh if $fh; # close old facedata
		3769
3229	1	3770	1
3230	}	3771	}
3231
3232	cf::global->attach (on_resource_update => sub {
3233	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3234	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3235
3236	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3237	my $sound = $soundconf->{compat}[$_]
3238	or next;
3239
3240	my $face = cf::face::find "sound/$sound->[1]";
3241	cf::sound::set $sound->[0] => $face;
3242	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3243	}
3244
3245	while (my ($k, $v) = each %{$soundconf->{event}}) {
3246	my $face = cf::face::find "sound/$v";
3247	cf::sound::set $k => $face;
3248	}
3249	}
3250	});
3251		3772
3252	register_exticmd fx_want => sub {	3773	register_exticmd fx_want => sub {
3253	my ($ns, $want) = @_;	3774	my ($ns, $want) = @_;
3254		3775
3255	while (my ($k, $v) = each %$want) {	3776	while (my ($k, $v) = each %$want) {
3256	$ns->fx_want ($k, $v);	3777	$ns->fx_want ($k, $v);
3257	}	3778	}
3258	};	3779	};
		3780
		3781	sub load_resource_file($) {
		3782	my $guard = lock_acquire "load_resource_file";
		3783
		3784	my $status = load_resource_file_ $_[0];
		3785	get_slot 0.1, 100;
		3786	cf::arch::commit_load;
		3787
		3788	$status
		3789	}
		3790
		3791	sub reload_exp_table {
		3792	_reload_exp_table;
		3793
		3794	cf::face::set
		3795	"res/exp_table" => FT_RSRC,
		3796	JSON::XS->new->utf8->canonical->encode (
		3797	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3798	);
		3799	}
		3800
		3801	sub reload_materials {
		3802	_reload_materials;
		3803	}
3259		3804
3260	sub reload_regions {	3805	sub reload_regions {
3261	# HACK to clear player env face cache, we need some signal framework	3806	# HACK to clear player env face cache, we need some signal framework
3262	# for this (global event?)	3807	# for this (global event?)
3263	%ext::player_env::MUSIC_FACE_CACHE = ();	3808	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3270	if exists $_->{match};	3815	if exists $_->{match};
3271	}	3816	}
3272	}	3817	}
3273		3818
3274	sub reload_facedata {	3819	sub reload_facedata {
3275	load_facedata "$DATADIR/facedata"	3820	load_facedata $DATADIR
3276	or die "unable to load facedata\n";	3821	or die "unable to load facedata\n";
3277	}	3822	}
3278		3823
3279	sub reload_archetypes {	3824	sub reload_archetypes {
3280	load_resource_file "$DATADIR/archetypes"	3825	load_resource_file "$DATADIR/archetypes"
3281	or die "unable to load archetypes\n";	3826	or die "unable to load archetypes\n";
3282	#d# NEED to laod twice to resolve forward references	3827
3283	# this really needs to be done in an extra post-pass	3828	cf::face::set
3284	# (which needs to be synchronous, so solve it differently)	3829	"res/skill_info" => FT_RSRC,
3285	load_resource_file "$DATADIR/archetypes"	3830	JSON::XS->new->utf8->canonical->encode (
3286	or die "unable to load archetypes\n";	3831	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3832	);
		3833
		3834	cf::face::set
		3835	"res/spell_paths" => FT_RSRC,
		3836	JSON::XS->new->utf8->canonical->encode (
		3837	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3838	);
		3839
		3840	# command completion
		3841	my @commands;
		3842
		3843	for (0..cf::arch::skillvec_size - 1) {
		3844	my $skill = cf::arch::skillvec $_;
		3845	my $name = $skill->name;
		3846	my $flags = cf::skill_flags $skill->subtype;
		3847
		3848	push @commands, "ready_skill $name" if $flags & (SF_COMBAT | SF_RANGED | SF_GRACE);
		3849	push @commands, "use_skill $name" if $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3850	}
		3851
		3852	cf::client::set_command_face skill => \@commands;
3287	}	3853	}
3288		3854
3289	sub reload_treasures {	3855	sub reload_treasures {
3290	load_resource_file "$DATADIR/treasures"	3856	load_resource_file "$DATADIR/treasures"
3291	or die "unable to load treasurelists\n";	3857	or die "unable to load treasurelists\n";
3292	}	3858	}
3293		3859
		3860	sub reload_sound {
		3861	trace "loading sound config from $DATADIR/sound\n";
		3862
		3863	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3864
		3865	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3866	my $sound = $soundconf->{compat}[$_]
		3867	or next;
		3868
		3869	my $face = cf::face::find "sound/$sound->[1]";
		3870	cf::sound::set $sound->[0] => $face;
		3871	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3872	}
		3873
		3874	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3875	my $face = cf::face::find "sound/$v";
		3876	cf::sound::set $k => $face;
		3877	}
		3878	}
		3879
3294	sub reload_resources {	3880	sub reload_resources {
3295	warn "reloading resource files...\n";	3881	trace "reloading resource files...\n";
3296		3882
		3883	reload_materials;
		3884	reload_facedata;
		3885	reload_exp_table;
		3886	reload_sound;
		3887	reload_archetypes;
3297	reload_regions;	3888	reload_regions;
3298	reload_facedata;
3299	#reload_archetypes;#d#
3300	reload_archetypes;
3301	reload_treasures;	3889	reload_treasures;
3302		3890
3303	warn "finished reloading resource files\n";	3891	trace "finished reloading resource files\n";
3304	}
3305
3306	sub init {
3307	reload_resources;
3308	}	3892	}
3309		3893
3310	sub reload_config {	3894	sub reload_config {
3311	open my $fh, "<:utf8", "$CONFDIR/config"	3895	trace "reloading config file...\n";
3312	or return;
3313		3896
3314	local $/;	3897	my $config = load_file "$CONFDIR/config";
3315	*CFG = YAML::Load <$fh>;	3898	utf8::decode $config;
		3899	*CFG = decode_yaml $config;
3316		3900
3317	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3901	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3318		3902
3319	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3903	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3320	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3904	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3321		3905
3322	if (exists $CFG{mlockall}) {	3906	if (exists $CFG{mlockall}) {
…		…
3326	};	3910	};
3327	warn $@ if $@;	3911	warn $@ if $@;
3328	}	3912	}
3329	}	3913	}
3330		3914
		3915	sub pidfile() {
		3916	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3917	or die "$PIDFILE: $!";
		3918	flock $fh, &Fcntl::LOCK_EX
		3919	or die "$PIDFILE: flock: $!";
		3920	$fh
		3921	}
		3922
		3923	# make sure only one server instance is running at any one time
		3924	sub atomic {
		3925	my $fh = pidfile;
		3926
		3927	my $pid = <$fh>;
		3928	kill 9, $pid if $pid > 0;
		3929
		3930	seek $fh, 0, 0;
		3931	print $fh $$;
		3932	}
		3933
		3934	sub main_loop {
		3935	trace "EV::run starting\n";
		3936	if (1) {
		3937	EV::run;
		3938	}
		3939	trace "EV::run returned\n";
		3940	goto &main_loop unless $REALLY_UNLOOP;
		3941	}
		3942
3331	sub main {	3943	sub main {
		3944	cf::init_globals; # initialise logging
		3945
		3946	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3947	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3948	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3949	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3950
		3951	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3952
3332	# we must not ever block the main coroutine	3953	# we must not ever block the main coroutine
3333	local $Coro::idle = sub {	3954	$Coro::idle = sub {
3334	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3955	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3335	(async {	3956	(async {
3336	$Coro::current->{desc} = "IDLE BUG HANDLER";	3957	$Coro::current->{desc} = "IDLE BUG HANDLER";
3337	EV::loop EV::LOOP_ONESHOT;	3958	EV::run EV::RUN_ONCE;
3338	})->prio (Coro::PRIO_MAX);	3959	})->prio (Coro::PRIO_MAX);
3339	};	3960	};
3340		3961
		3962	evthread_start IO::AIO::poll_fileno;
		3963
		3964	cf::sync_job {
		3965	cf::incloader::init ();
		3966
		3967	db_init;
		3968
		3969	cf::init_anim;
		3970	cf::init_attackmess;
		3971	cf::init_dynamic;
		3972
		3973	cf::load_settings;
		3974
		3975	reload_resources;
3341	reload_config;	3976	reload_config;
3342	db_init;	3977
		3978	cf::init_uuid;
		3979	cf::init_signals;
		3980	cf::init_skills;
		3981
		3982	cf::init_beforeplay;
		3983
		3984	atomic;
		3985
3343	load_extensions;	3986	load_extensions;
3344		3987
3345	$TICK_WATCHER->start;	3988	utime time, time, $RUNTIMEFILE;
3346	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3989
3347	EV::loop;	3990	# no (long-running) fork's whatsoever before this point(!)
		3991	use POSIX ();
		3992	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3993
		3994	cf::_post_init 0;
		3995	};
		3996
		3997	cf::object::thawer::errors_are_fatal 0;
		3998	info "parse errors in files are no longer fatal from this point on.\n";
		3999
		4000	AE::postpone {
		4001	undef &main; # free gobs of memory :)
		4002	};
		4003
		4004	goto &main_loop;
3348	}	4005	}
3349		4006
3350	#############################################################################	4007	#############################################################################
3351	# initialisation and cleanup	4008	# initialisation and cleanup
3352		4009
3353	# install some emergency cleanup handlers	4010	# install some emergency cleanup handlers
3354	BEGIN {	4011	BEGIN {
3355	our %SIGWATCHER = ();	4012	our %SIGWATCHER = ();
3356	for my $signal (qw(INT HUP TERM)) {	4013	for my $signal (qw(INT HUP TERM)) {
3357	$SIGWATCHER{$signal} = EV::signal $signal, sub {	4014	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3358	cf::cleanup "SIG$signal";	4015	cf::cleanup "SIG$signal";
3359	};	4016	};
3360	}	4017	}
3361	}	4018	}
3362		4019
3363	sub write_runtime {	4020	sub write_runtime_sync {
3364	my $runtime = "$LOCALDIR/runtime";	4021	my $t0 = AE::time;
3365		4022
3366	# first touch the runtime file to show we are still running:	4023	# first touch the runtime file to show we are still running:
3367	# the fsync below can take a very very long time.	4024	# the fsync below can take a very very long time.
3368		4025
3369	IO::AIO::aio_utime $runtime, undef, undef;	4026	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3370		4027
3371	my $guard = cf::lock_acquire "write_runtime";	4028	my $guard = cf::lock_acquire "write_runtime";
3372		4029
3373	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	4030	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3374	or return;	4031	or return;
3375		4032
3376	my $value = $cf::RUNTIME + 90 + 10;	4033	my $value = $cf::RUNTIME + 90 + 10;
3377	# 10 is the runtime save interval, for a monotonic clock	4034	# 10 is the runtime save interval, for a monotonic clock
3378	# 60 allows for the watchdog to kill the server.	4035	# 60 allows for the watchdog to kill the server.
…		…
3388	aio_utime $fh, undef, undef;	4045	aio_utime $fh, undef, undef;
3389		4046
3390	close $fh	4047	close $fh
3391	or return;	4048	or return;
3392		4049
3393	aio_rename "$runtime~", $runtime	4050	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3394	and return;	4051	and return;
3395		4052
3396	warn "runtime file written.\n";	4053	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3397		4054
3398	1	4055	1
		4056	}
		4057
		4058	our $uuid_lock;
		4059	our $uuid_skip;
		4060
		4061	sub write_uuid_sync($) {
		4062	$uuid_skip ||= $_[0];
		4063
		4064	return if $uuid_lock;
		4065	local $uuid_lock = 1;
		4066
		4067	my $uuid = "$LOCALDIR/uuid";
		4068
		4069	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		4070	or return;
		4071
		4072	my $value = uuid_seq uuid_cur;
		4073
		4074	unless ($value) {
		4075	info "cowardly refusing to write zero uuid value!\n";
		4076	return;
		4077	}
		4078
		4079	my $value = uuid_str $value + $uuid_skip;
		4080	$uuid_skip = 0;
		4081
		4082	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		4083	and return;
		4084
		4085	# always fsync - this file is important
		4086	aio_fsync $fh
		4087	and return;
		4088
		4089	close $fh
		4090	or return;
		4091
		4092	aio_rename "$uuid~", $uuid
		4093	and return;
		4094
		4095	trace "uuid file written ($value).\n";
		4096
		4097	1
		4098
		4099	}
		4100
		4101	sub write_uuid($$) {
		4102	my ($skip, $sync) = @_;
		4103
		4104	$sync ? write_uuid_sync $skip
		4105	: async { write_uuid_sync $skip };
3399	}	4106	}
3400		4107
3401	sub emergency_save() {	4108	sub emergency_save() {
3402	my $freeze_guard = cf::freeze_mainloop;	4109	my $freeze_guard = cf::freeze_mainloop;
3403		4110
3404	warn "enter emergency perl save\n";	4111	info "emergency_perl_save: enter\n";
		4112
		4113	# this is a trade-off: we want to be very quick here, so
		4114	# save all maps without fsync, and later call a global sync
		4115	# (which in turn might be very very slow)
		4116	local $USE_FSYNC = 0;
3405		4117
3406	cf::sync_job {	4118	cf::sync_job {
		4119	cf::write_runtime_sync; # external watchdog should not bark
		4120
3407	# use a peculiar iteration method to avoid tripping on perl	4121	# use a peculiar iteration method to avoid tripping on perl
3408	# refcount bugs in for. also avoids problems with players	4122	# refcount bugs in for. also avoids problems with players
3409	# and maps saved/destroyed asynchronously.	4123	# and maps saved/destroyed asynchronously.
3410	warn "begin emergency player save\n";	4124	info "emergency_perl_save: begin player save\n";
3411	for my $login (keys %cf::PLAYER) {	4125	for my $login (keys %cf::PLAYER) {
3412	my $pl = $cf::PLAYER{$login} or next;	4126	my $pl = $cf::PLAYER{$login} or next;
3413	$pl->valid or next;	4127	$pl->valid or next;
3414	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4128	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3415	$pl->save;	4129	$pl->save;
3416	}	4130	}
3417	warn "end emergency player save\n";	4131	info "emergency_perl_save: end player save\n";
3418		4132
3419	warn "begin emergency map save\n";	4133	cf::write_runtime_sync; # external watchdog should not bark
		4134
		4135	info "emergency_perl_save: begin map save\n";
3420	for my $path (keys %cf::MAP) {	4136	for my $path (keys %cf::MAP) {
3421	my $map = $cf::MAP{$path} or next;	4137	my $map = $cf::MAP{$path} or next;
3422	$map->valid or next;	4138	$map->valid or next;
3423	$map->save;	4139	$map->save;
3424	}	4140	}
3425	warn "end emergency map save\n";	4141	info "emergency_perl_save: end map save\n";
3426		4142
3427	warn "begin emergency database checkpoint\n";	4143	cf::write_runtime_sync; # external watchdog should not bark
		4144
		4145	info "emergency_perl_save: begin database checkpoint\n";
3428	BDB::db_env_txn_checkpoint $DB_ENV;	4146	BDB::db_env_txn_checkpoint $DB_ENV;
3429	warn "end emergency database checkpoint\n";	4147	info "emergency_perl_save: end database checkpoint\n";
		4148
		4149	info "emergency_perl_save: begin write uuid\n";
		4150	write_uuid_sync 1;
		4151	info "emergency_perl_save: end write uuid\n";
		4152
		4153	cf::write_runtime_sync; # external watchdog should not bark
		4154
		4155	trace "emergency_perl_save: syncing database to disk";
		4156	BDB::db_env_txn_checkpoint $DB_ENV;
		4157
		4158	info "emergency_perl_save: starting sync\n";
		4159	IO::AIO::aio_sync sub {
		4160	info "emergency_perl_save: finished sync\n";
		4161	};
		4162
		4163	cf::write_runtime_sync; # external watchdog should not bark
		4164
		4165	trace "emergency_perl_save: flushing outstanding aio requests";
		4166	while (IO::AIO::nreqs || BDB::nreqs) {
		4167	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4168	}
		4169
		4170	cf::write_runtime_sync; # external watchdog should not bark
3430	};	4171	};
3431		4172
3432	warn "leave emergency perl save\n";	4173	info "emergency_perl_save: leave\n";
3433	}	4174	}
3434		4175
3435	sub post_cleanup {	4176	sub post_cleanup {
3436	my ($make_core) = @_;	4177	my ($make_core) = @_;
3437		4178
		4179	IO::AIO::flush;
		4180
3438	warn Carp::longmess "post_cleanup backtrace"	4181	error Carp::longmess "post_cleanup backtrace"
3439	if $make_core;	4182	if $make_core;
		4183
		4184	my $fh = pidfile;
		4185	unlink $PIDFILE if <$fh> == $$;
		4186	}
		4187
		4188	# a safer delete_package, copied from Symbol
		4189	sub clear_package($) {
		4190	my $pkg = shift;
		4191
		4192	# expand to full symbol table name if needed
		4193	unless ($pkg =~ /^main::.*::$/) {
		4194	$pkg = "main$pkg" if $pkg =~ /^::/;
		4195	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4196	$pkg .= '::' unless $pkg =~ /::$/;
		4197	}
		4198
		4199	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4200	my $stem_symtab = *{$stem}{HASH};
		4201
		4202	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4203	or return;
		4204
		4205	# clear all symbols
		4206	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4207	for my $name (keys %$leaf_symtab) {
		4208	_gv_clear *{"$pkg$name"};
		4209	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4210	}
3440	}	4211	}
3441		4212
3442	sub do_reload_perl() {	4213	sub do_reload_perl() {
3443	# can/must only be called in main	4214	# can/must only be called in main
3444	if ($Coro::current != $Coro::main) {	4215	unless (in_main) {
3445	warn "can only reload from main coroutine";	4216	error "can only reload from main coroutine";
3446	return;	4217	return;
3447	}	4218	}
3448		4219
3449	warn "reloading...";	4220	return if $RELOAD++;
3450		4221
3451	warn "entering sync_job";	4222	my $t1 = AE::time;
3452		4223
		4224	while ($RELOAD) {
		4225	cf::get_slot 0.1, -1, "reload_perl";
		4226	info "perl_reload: reloading...";
		4227
		4228	trace "perl_reload: entering sync_job";
		4229
3453	cf::sync_job {	4230	cf::sync_job {
3454	cf::write_runtime; # external watchdog should not bark
3455	cf::emergency_save;	4231	#cf::emergency_save;
3456	cf::write_runtime; # external watchdog should not bark
3457		4232
3458	warn "syncing database to disk";
3459	BDB::db_env_txn_checkpoint $DB_ENV;
3460
3461	# if anything goes wrong in here, we should simply crash as we already saved
3462
3463	warn "flushing outstanding aio requests";
3464	for (;;) {
3465	BDB::flush;
3466	IO::AIO::flush;
3467	Coro::cede_notself;
3468	last unless IO::AIO::nreqs || BDB::nreqs;
3469	warn "iterate...";
3470	}
3471
3472	++$RELOAD;
3473
3474	warn "cancelling all extension coros";	4233	trace "perl_reload: cancelling all extension coros";
3475	$_->cancel for values %EXT_CORO;	4234	$_->cancel for values %EXT_CORO;
3476	%EXT_CORO = ();	4235	%EXT_CORO = ();
3477		4236
3478	warn "removing commands";	4237	trace "perl_reload: removing commands";
3479	%COMMAND = ();	4238	%COMMAND = ();
3480		4239
3481	warn "removing ext/exti commands";	4240	trace "perl_reload: removing ext/exti commands";
3482	%EXTCMD = ();	4241	%EXTCMD = ();
3483	%EXTICMD = ();	4242	%EXTICMD = ();
3484		4243
3485	warn "unloading/nuking all extensions";	4244	trace "perl_reload: unloading/nuking all extensions";
3486	for my $pkg (@EXTS) {	4245	for my $pkg (@EXTS) {
3487	warn "... unloading $pkg";	4246	trace "... unloading $pkg";
3488		4247
3489	if (my $cb = $pkg->can ("unload")) {	4248	if (my $cb = $pkg->can ("unload")) {
3490	eval {	4249	eval {
3491	$cb->($pkg);	4250	$cb->($pkg);
3492	1	4251	1
3493	} or warn "$pkg unloaded, but with errors: $@";	4252	} or error "$pkg unloaded, but with errors: $@";
		4253	}
		4254
		4255	trace "... clearing $pkg";
		4256	clear_package $pkg;
3494	}	4257	}
3495		4258
3496	warn "... nuking $pkg";
3497	Symbol::delete_package $pkg;
3498	}
3499
3500	warn "unloading all perl modules loaded from $LIBDIR";	4259	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3501	while (my ($k, $v) = each %INC) {	4260	while (my ($k, $v) = each %INC) {
3502	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4261	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3503		4262
3504	warn "... unloading $k";	4263	trace "... unloading $k";
3505	delete $INC{$k};	4264	delete $INC{$k};
3506		4265
3507	$k =~ s/\.pm$//;	4266	$k =~ s/\.pm$//;
3508	$k =~ s/\//::/g;	4267	$k =~ s/\//::/g;
3509		4268
3510	if (my $cb = $k->can ("unload_module")) {	4269	if (my $cb = $k->can ("unload_module")) {
3511	$cb->();	4270	$cb->();
		4271	}
		4272
		4273	clear_package $k;
3512	}	4274	}
3513		4275
3514	Symbol::delete_package $k;
3515	}
3516
3517	warn "getting rid of safe::, as good as possible";	4276	trace "perl_reload: getting rid of safe::, as good as possible";
3518	Symbol::delete_package "safe::$_"	4277	clear_package "safe::$_"
3519	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4278	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3520		4279
3521	warn "unloading cf.pm \"a bit\"";	4280	trace "perl_reload: unloading cf.pm \"a bit\"";
3522	delete $INC{"cf.pm"};	4281	delete $INC{"cf.pm"};
3523	delete $INC{"cf/pod.pm"};	4282	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3524		4283
3525	# don't, removes xs symbols, too,	4284	# don't, removes xs symbols, too,
3526	# and global variables created in xs	4285	# and global variables created in xs
3527	#Symbol::delete_package __PACKAGE__;	4286	#clear_package __PACKAGE__;
3528		4287
3529	warn "unload completed, starting to reload now";	4288	info "perl_reload: unload completed, starting to reload now";
3530		4289
3531	warn "reloading cf.pm";	4290	trace "perl_reload: reloading cf.pm";
3532	require cf;	4291	require cf;
3533	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4292	cf::_connect_to_perl_1;
3534		4293
3535	warn "loading config and database again";	4294	trace "perl_reload: loading config and database again";
3536	cf::reload_config;	4295	cf::reload_config;
3537		4296
3538	warn "loading extensions";	4297	trace "perl_reload: loading extensions";
3539	cf::load_extensions;	4298	cf::load_extensions;
3540		4299
		4300	if ($REATTACH_ON_RELOAD) {
3541	warn "reattaching attachments to objects/players";	4301	trace "perl_reload: reattaching attachments to objects/players";
3542	_global_reattach; # objects, sockets	4302	_global_reattach; # objects, sockets
3543	warn "reattaching attachments to maps";	4303	trace "perl_reload: reattaching attachments to maps";
3544	reattach $_ for values %MAP;	4304	reattach $_ for values %MAP;
3545	warn "reattaching attachments to players";	4305	trace "perl_reload: reattaching attachments to players";
3546	reattach $_ for values %PLAYER;	4306	reattach $_ for values %PLAYER;
		4307	}
3547		4308
3548	warn "leaving sync_job";	4309	cf::_post_init 1;
3549		4310
		4311	trace "perl_reload: leaving sync_job";
		4312
3550	1	4313	1
3551	} or do {	4314	} or do {
3552	warn $@;	4315	error $@;
3553	warn "error while reloading, exiting.";	4316	cf::cleanup "perl_reload: error, exiting.";
3554	exit 1;	4317	};
		4318
		4319	--$RELOAD;
3555	};	4320	}
3556		4321
3557	warn "reloaded";	4322	$t1 = AE::time - $t1;
		4323	info "perl_reload: completed in ${t1}s\n";
3558	};	4324	};
3559		4325
3560	our $RELOAD_WATCHER; # used only during reload	4326	our $RELOAD_WATCHER; # used only during reload
3561		4327
3562	sub reload_perl() {	4328	sub reload_perl() {
3563	# doing reload synchronously and two reloads happen back-to-back,	4329	# doing reload synchronously and two reloads happen back-to-back,
3564	# coro crashes during coro_state_free->destroy here.	4330	# coro crashes during coro_state_free->destroy here.
3565		4331
		4332	$RELOAD_WATCHER ||= cf::async {
		4333	Coro::AIO::aio_wait cache_extensions;
		4334
3566	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4335	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
		4336	do_reload_perl;
3567	undef $RELOAD_WATCHER;	4337	undef $RELOAD_WATCHER;
3568	do_reload_perl;	4338	};
3569	};	4339	};
3570	}	4340	}
3571		4341
3572	register_command "reload" => sub {	4342	register_command "reload" => sub {
3573	my ($who, $arg) = @_;	4343	my ($who, $arg) = @_;
…		…
3579	reload_perl;	4349	reload_perl;
3580	};	4350	};
3581	}	4351	}
3582	};	4352	};
3583		4353
3584	unshift @INC, $LIBDIR;	4354	#############################################################################
3585		4355
3586	my $bug_warning = 0;	4356	my $bug_warning = 0;
3587		4357
3588	our @WAIT_FOR_TICK;
3589	our @WAIT_FOR_TICK_BEGIN;
3590
3591	sub wait_for_tick {	4358	sub wait_for_tick() {
3592	return unless $TICK_WATCHER->is_active;	4359	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3593	return if $Coro::current == $Coro::main;
3594		4360
3595	my $signal = new Coro::Signal;	4361	$WAIT_FOR_TICK->wait;
3596	push @WAIT_FOR_TICK, $signal;
3597	$signal->wait;
3598	}	4362	}
3599		4363
3600	sub wait_for_tick_begin {	4364	sub wait_for_tick_begin() {
3601	return unless $TICK_WATCHER->is_active;	4365	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3602	return if $Coro::current == $Coro::main;
3603		4366
3604	my $signal = new Coro::Signal;	4367	my $signal = new Coro::Signal;
3605	push @WAIT_FOR_TICK_BEGIN, $signal;	4368	push @WAIT_FOR_TICK_BEGIN, $signal;
3606	$signal->wait;	4369	$signal->wait;
3607	}	4370	}
3608		4371
3609	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	4372	sub tick {
3610	if ($Coro::current != $Coro::main) {	4373	if ($Coro::current != $Coro::main) {
3611	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4374	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3612	unless ++$bug_warning > 10;	4375	unless ++$bug_warning > 10;
3613	return;	4376	return;
3614	}	4377	}
3615		4378
3616	$NOW = $tick_start = EV::now;	4379	cf::one_tick; # one server iteration
3617		4380
3618	cf::server_tick; # one server iteration	4381	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3619
3620	$RUNTIME += $TICK;
3621	$NEXT_TICK = $_[0]->at;
3622		4382
3623	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4383	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3624	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4384	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3625	Coro::async_pool {	4385	Coro::async_pool {
3626	$Coro::current->{desc} = "runtime saver";	4386	$Coro::current->{desc} = "runtime saver";
3627	write_runtime	4387	write_runtime_sync
3628	or warn "ERROR: unable to write runtime file: $!";	4388	or error "ERROR: unable to write runtime file: $!";
3629	};	4389	};
3630	}	4390	}
3631		4391
3632	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4392	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3633	$sig->send;	4393	$sig->send;
3634	}	4394	}
3635	while (my $sig = shift @WAIT_FOR_TICK) {	4395	$WAIT_FOR_TICK->broadcast;
3636	$sig->send;
3637	}
3638		4396
3639	$LOAD = ($NOW - $tick_start) / $TICK;	4397	$LOAD = ($NOW - $TICK_START) / $TICK;
3640	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4398	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3641		4399
3642	_post_tick;	4400	if (0) {
3643	};	4401	if ($NEXT_TICK) {
3644	$TICK_WATCHER->priority (EV::MAXPRI);	4402	my $jitter = $TICK_START - $NEXT_TICK;
		4403	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4404	debug "jitter $JITTER\n";#d#
		4405	}
		4406	}
		4407	}
3645		4408
3646	{	4409	{
3647	# configure BDB	4410	# configure BDB
		4411	info "initialising database";
3648		4412
3649	BDB::min_parallel 8;	4413	BDB::min_parallel 16;
3650	BDB::max_poll_reqs $TICK * 0.1;	4414	BDB::max_poll_reqs $TICK * 0.1;
3651	$Coro::BDB::WATCHER->priority (1);	4415	#$AnyEvent::BDB::WATCHER->priority (1);
3652		4416
3653	unless ($DB_ENV) {	4417	unless ($DB_ENV) {
3654	$DB_ENV = BDB::db_env_create;	4418	$DB_ENV = BDB::db_env_create;
3655	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4419	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3656	| BDB::LOG_AUTOREMOVE, 1);	4420	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4421	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3657	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4422	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3658	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4423	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3659		4424
3660	cf::sync_job {	4425	cf::sync_job {
3661	eval {	4426	eval {
…		…
3680	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4445	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3681	};	4446	};
3682	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4447	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3683	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4448	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3684	};	4449	};
		4450
		4451	info "database initialised";
3685	}	4452	}
3686		4453
3687	{	4454	{
3688	# configure IO::AIO	4455	# configure IO::AIO
3689		4456
		4457	info "initialising aio";
3690	IO::AIO::min_parallel 8;	4458	IO::AIO::min_parallel 8;
3691	IO::AIO::max_poll_time $TICK * 0.1;	4459	IO::AIO::max_poll_time $TICK * 0.1;
3692	$Coro::AIO::WATCHER->priority (1);	4460	undef $AnyEvent::AIO::WATCHER;
		4461	info "aio initialised";
3693	}	4462	}
3694		4463
3695	my $_log_backtrace;	4464	our $_log_backtrace;
		4465	our $_log_backtrace_last;
3696		4466
3697	sub _log_backtrace {	4467	sub _log_backtrace {
3698	my ($msg, @addr) = @_;	4468	my ($msg, @addr) = @_;
3699		4469
3700	$msg =~ s/\n//;	4470	$msg =~ s/\n$//;
3701		4471
		4472	if ($_log_backtrace_last eq $msg) {
		4473	LOG llevInfo, "[ABT] $msg\n";
		4474	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3702	# limit the # of concurrent backtraces	4475	# limit the # of concurrent backtraces
3703	if ($_log_backtrace < 2) {	4476	} elsif ($_log_backtrace < 2) {
		4477	$_log_backtrace_last = $msg;
3704	++$_log_backtrace;	4478	++$_log_backtrace;
		4479	my $perl_bt = Carp::longmess $msg;
3705	async {	4480	async {
3706	$Coro::current->{desc} = "abt $msg";	4481	$Coro::current->{desc} = "abt $msg";
3707		4482
3708	my @bt = fork_call {	4483	my @bt = fork_call {
3709	@addr = map { sprintf "%x", $_ } @addr;	4484	@addr = map { sprintf "%x", $_ } @addr;
…		…
3720	}	4495	}
3721		4496
3722	@funcs	4497	@funcs
3723	};	4498	};
3724		4499
3725	LOG llevInfo, "[ABT] $msg\n";	4500	LOG llevInfo, "[ABT] $perl_bt\n";
		4501	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3726	LOG llevInfo, "[ABT] $_\n" for @bt;	4502	LOG llevInfo, "[ABT] $_\n" for @bt;
3727	--$_log_backtrace;	4503	--$_log_backtrace;
3728	};	4504	};
3729	} else {	4505	} else {
3730	LOG llevInfo, "[ABT] $msg\n";	4506	LOG llevInfo, "[ABT] $msg\n";
3731	LOG llevInfo, "[ABT] [suppressed]\n";	4507	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3732	}	4508	}
3733	}	4509	}
3734		4510
3735	# load additional modules	4511	# load additional modules
3736	use cf::pod;	4512	require "cf/$_.pm" for @EXTRA_MODULES;
		4513	cf::_connect_to_perl_2;
3737		4514
3738	END { cf::emergency_save }	4515	END { cf::emergency_save }
3739		4516
3740	1	4517	1
3741		4518

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