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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.389 by root, Sat Oct 20 04:39:57 2007 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 Event;	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 4.1 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
24	use Coro::Util ();	54	use Coro::Util ();
25		55
		56	use Guard ();
26	use JSON::XS ();	57	use JSON::XS 2.01 ();
27	use BDB ();	58	use BDB ();
28	use Data::Dumper;	59	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	60	use Fcntl;
31	use YAML::Syck ();	61	use YAML::XS ();
		62	use CBOR::XS ();
32	use IO::AIO 2.51 ();	63	use IO::AIO ();
33	use Time::HiRes;
34	use Compress::LZF;	64	use Compress::LZF;
35	use Digest::MD5 ();	65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
36		68
37	# configure various modules to our taste	69	# configure various modules to our taste
38	#	70	#
39	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	72	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		73
		74	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		75
		76	# make sure c-lzf reinitialises itself
		77	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		79
43	$Event::Eval = 1; # no idea why this is required, but it is	80	# strictly for debugging
44		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		82
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
51		86
52	our %COMMAND = ();	87	our %COMMAND = ();
53	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
54		89
55	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	91	our %EXTCMD = ();
		92	our %EXTACMD = ();
57	our %EXTICMD = ();	93	our %EXTICMD = ();
		94	our %EXTIACMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	95	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	96	our %EXT_MAP = (); # pluggable maps
60		97
61	our $RELOAD; # number of reloads so far	98	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	99	our @EVENT;
		100	our @REFLECT; # set by XS
		101	our %REFLECT; # set by us
63		102
64	our $CONFDIR = confdir;	103	our $CONFDIR = confdir;
		104
65	our $DATADIR = datadir;	105	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	106	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	107	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	108	our $MAPDIR = "$DATADIR/" . mapdir;
		109
69	our $LOCALDIR = localdir;	110	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	111	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	112	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	113	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	114	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	115	our $BDBDIR = "$LOCALDIR/db";
		116	our $PIDFILE = "$LOCALDIR/pid";
		117	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		118
		119	#our %RESOURCE; # unused
		120
		121	our $OUTPUT_RATE_MIN = 3000;
		122	our $OUTPUT_RATE_MAX = 1000000;
		123
		124	our $MAX_LINKS = 32; # how many chained exits to follow
		125	our $VERBOSE_IO = 1;
75		126
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	127	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	128	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	129	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	130	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		131
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	132	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	133	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	134	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	135	our $DB_ENV;
89		136
		137	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		138
90	our %CFG;	139	our %CFG;
		140	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
91		141
92	our $UPTIME; $UPTIME ||= time;	142	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	143	our $RUNTIME = 0;
		144	our $SERVER_TICK = 0;
		145	our $NOW;
94		146
95	our (%PLAYER, %PLAYER_LOADING); # all users	147	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	148	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	149	our $LINK_MAP; # the special {link} map, which is always available
98		150
99	# 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 ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	152	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		153
102	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)
103	our $LOADAVG; # same thing, but with alpha-smoothing	155	our $LOADAVG; # same thing, but with alpha-smoothing
		156	our $JITTER; # average jitter
104	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 $WAIT_FOR_TICK = new Coro::Signal;
		165	our @WAIT_FOR_TICK_BEGIN;
105		166
106	binmode STDOUT;	167	binmode STDOUT;
107	binmode STDERR;	168	binmode STDERR;
108		169
109	# read virtual server time, if available	170	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	171	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	172	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	173	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	174	$RUNTIME = <$fh> + 0.;
114	}	175	}
		176
		177	eval "sub TICK() { $TICK } 1" or die;
115		178
116	mkdir $_	179	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	180	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		181
119	our $EMERGENCY_POSITION;	182	our $EMERGENCY_POSITION;
120		183
121	sub cf::map::normalise;	184	sub cf::map::normalise;
122		185
		186	sub in_main() {
		187	$Coro::current == $Coro::main
		188	}
		189
123	#############################################################################	190	#############################################################################
124		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
125	=head2 GLOBAL VARIABLES	203	=head2 GLOBAL VARIABLES
126		204
127	=over 4	205	=over 4
128		206
129	=item $cf::UPTIME	207	=item $cf::UPTIME
130		208
131	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.
132		225
133	=item $cf::RUNTIME	226	=item $cf::RUNTIME
134		227
135	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
136	every server tick.	229	every server tick.
137		230
138	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	231	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
139	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	232	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
140	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	233	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
141		234
142	Various directories - "/etc", read-only install directory, perl-library	235	Various directories - "/etc", read-only install directory, perl-library
143	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	236	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
144	unique-items directory, player file directory, random maps directory and	237	unique-items directory, player file directory, random maps directory and
145	database environment.	238	database environment.
146		239
147	=item $cf::NOW
148
149	The time of the last (current) server tick.
150
151	=item $cf::TICK
152
153	The interval between server ticks, in seconds.
154
155	=item $cf::LOADAVG	240	=item $cf::LOADAVG
156		241
157	The current CPU load on the server (alpha-smoothed), as a value between 0	242	The current CPU load on the server (alpha-smoothed), as a value between 0
158	(none) and 1 (overloaded), indicating how much time is spent on processing	243	(none) and 1 (overloaded), indicating how much time is spent on processing
159	objects per tick. Healthy values are < 0.5.	244	objects per tick. Healthy values are < 0.5.
…		…
162		247
163	The raw value load value from the last tick.	248	The raw value load value from the last tick.
164		249
165	=item %cf::CFG	250	=item %cf::CFG
166		251
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	252	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	253	from wherever your confdir points to.
169		254
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	255	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		256
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	257	These are functions that inhibit the current coroutine one tick.
173	returns directly I<after> the tick processing (and consequently, can only wake one process	258	cf::wait_for_tick_begin only returns directly I<after> the tick
		259	processing (and consequently, can only wake one thread per tick), while
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	260	cf::wait_for_tick wakes up all waiters after tick processing.
		261
		262	Note that cf::wait_for_tick will immediately return when the server is not
		263	ticking, making it suitable for small pauses in threads that need to run
		264	when the server is paused. If that is not applicable (i.e. you I<really>
		265	want to wait, use C<$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();
175		278
176	=item @cf::INVOKE_RESULTS	279	=item @cf::INVOKE_RESULTS
177		280
178	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
179	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
180	that call.	283	that call.
181		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
182	=back	291	=back
183		292
184	=cut	293	=cut
185		294
186	BEGIN {	295	sub error(@) { LOG llevError, join "", @_ }
187	*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 {
188	my $msg = join "", @_;	302	my $msg = join "", @_;
189		303
190	$msg .= "\n"	304	$msg .= "\n"
191	unless $msg =~ /\n$/;	305	unless $msg =~ /\n$/;
192		306
193	$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;
194		308
195	LOG llevError, $msg;	309	LOG llevWarn, $msg;
196	};	310	};
197	}	311
		312	$Coro::State::DIEHOOK = sub {
		313	return unless $^S eq 0; # "eq", not "=="
		314
		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
		323	Coro::terminate
		324	};
198		325
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	326	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	327	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	328	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	329	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	336	for my $pkg (qw(
210	cf::global cf::attachable	337	cf::global cf::attachable
211	cf::object cf::object::player	338	cf::object cf::object::player
212	cf::client cf::player	339	cf::client cf::player
213	cf::arch cf::living	340	cf::arch cf::living
		341	cf::map cf::mapspace
214	cf::map cf::party cf::region	342	cf::party cf::region
215	)) {	343	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	344	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	345	}
219		346
220	$Event::DIED = sub {	347	$EV::DIED = sub {
221	warn "error in event callback: @_";	348	warn "error in event callback: $@";
222	};	349	};
		350
		351	#############################################################################
		352
		353	sub fork_call(&@);
		354	sub get_slot($;$$);
223		355
224	#############################################################################	356	#############################################################################
225		357
226	=head2 UTILITY FUNCTIONS	358	=head2 UTILITY FUNCTIONS
227		359
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	380	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	381	$d
250	} || "[unable to dump $_[0]: '$@']";	382	} || "[unable to dump $_[0]: '$@']";
251	}	383	}
252		384
		385	=item $scalar = cf::load_file $path
		386
		387	Loads the given file from path and returns its contents. Croaks on error
		388	and can block.
		389
		390	=cut
		391
		392	sub load_file($) {
		393	0 <= aio_load $_[0], my $data
		394	or Carp::croak "$_[0]: $!";
		395
		396	$data
		397	}
		398
		399	=item $success = cf::replace_file $path, $data, $sync
		400
		401	Atomically replaces the file at the given $path with new $data, and
		402	optionally $sync the data to disk before replacing the file.
		403
		404	=cut
		405
		406	sub replace_file($$;$) {
		407	my ($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
253	=item $ref = cf::from_json $json	437	=item $ref = cf::decode_json $json
254		438
255	Converts a JSON string into the corresponding perl data structure.	439	Converts a JSON string into the corresponding perl data structure.
256		440
257	=item $json = cf::to_json $ref	441	=item $json = cf::encode_json $ref
258		442
259	Converts a perl data structure into its JSON representation.	443	Converts a perl data structure into its JSON representation.
260		444
261	=cut	445	=cut
262		446
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	447	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		448
265	sub to_json ($) { $json_coder->encode ($_[0]) }	449	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	450	sub decode_json($) { $json_coder->decode ($_[0]) }
		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	}
267		527
268	=item cf::lock_wait $string	528	=item cf::lock_wait $string
269		529
270	Wait until the given lock is available. See cf::lock_acquire.	530	Wait until the given lock is available. See cf::lock_acquire.
271		531
272	=item my $lock = cf::lock_acquire $string	532	=item my $lock = cf::lock_acquire $string
273		533
274	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
275	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,
276	for example when the coroutine gets canceled), the lock is automatically	536	for example when the coroutine gets canceled), the lock is automatically
277	returned.	537	returned.
278		538
279	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
280	deadlocked coro.	540	deadlocked coro.
…		…
286		546
287	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.
288		548
289	=cut	549	=cut
290		550
291	our %LOCK;	551	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		552
294	sub lock_wait($) {	553	sub lock_wait($) {
295	my ($key) = @_;	554	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	555	}
308		556
309	sub lock_acquire($) {	557	sub lock_acquire($) {
310	my ($key) = @_;	558	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	559	}
324		560
325	sub lock_active($) {	561	sub lock_active($) {
326	my ($key) = @_;	562	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	563	}
330		564
331	sub freeze_mainloop {	565	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	566	tick_inhibit_inc;
333		567
334	my $guard = Coro::guard {	568	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	569	}
336	};	570
337	$TICK_WATCHER->stop;	571	=item cf::periodic $interval, $cb
338	$guard	572
		573	Like EV::periodic, but randomly selects a starting point so that the actions
		574	get spread over time.
		575
		576	=cut
		577
		578	sub periodic($$) {
		579	my ($interval, $cb) = @_;
		580
		581	my $start = rand List::Util::min 180, $interval;
		582
		583	EV::periodic $start, $interval, 0, $cb
339	}	584	}
340		585
341	=item cf::get_slot $time[, $priority[, $name]]	586	=item cf::get_slot $time[, $priority[, $name]]
342		587
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	588	Allocate $time seconds of blocking CPU time at priority C<$priority>
344	This call blocks and returns only when you have at least C<$time> seconds	589	(default: 0): This call blocks and returns only when you have at least
345	of cpu time till the next tick. The slot is only valid till the next cede.	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.
346		595
347	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
348	used for statistical purposes and should identify the same time-class.	597	used for statistical purposes and should identify the same time-class.
349		598
350	Useful for short background jobs.	599	Useful for short background jobs.
351		600
352	=cut	601	=cut
353		602
354	our @SLOT_QUEUE;	603	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	604	our $SLOT_QUEUE;
		605	our $SLOT_DECAY = 0.9;
356		606
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	607	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	608	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	609	$Coro::current->desc ("timeslot manager");
360		610
361	my $signal = new Coro::Signal;	611	my $signal = new Coro::Signal;
		612	my $busy;
362		613
363	while () {	614	while () {
364	next_job:	615	next_job:
		616
		617	Coro::cede;
		618
365	my $avail = cf::till_tick;	619	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	620
367	for (0 .. $#SLOT_QUEUE) {	621	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	622	if ($SLOT_QUEUE[$_][0] <= $avail) {
		623	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	624	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	625	$job->[2]->send;
371	Coro::cede;
372	goto next_job;	626	goto next_job;
373	}	627	} else {
		628	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	629	}
375	}	630	}
376		631
377	if (@SLOT_QUEUE) {	632	if (@SLOT_QUEUE) {
378	# we do not use wait_for_tick() as it returns immediately when tick is inactive	633	wait_for_tick;
379	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;
381	} else {	634	} else {
		635	$busy = 0;
382	Coro::schedule;	636	Coro::schedule;
383	}	637	}
384	}	638	}
385	};	639	};
386		640
387	sub get_slot($;$$) {	641	sub get_slot($;$$) {
		642	return if tick_inhibit || $Coro::current == $Coro::main;
		643
388	my ($time, $pri, $name) = @_;	644	my ($time, $pri, $name) = @_;
389		645
390	$time = $TICK * .6 if $time > $TICK * .6;	646	$time = clamp $time, 0.01, $TICK * .6;
		647
391	my $sig = new Coro::Signal;	648	my $sig = new Coro::Signal;
392		649
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	650	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	651	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	652	$SLOT_QUEUE->ready;
…		…
406		663
407	BEGIN { *async = \&Coro::async_pool }	664	BEGIN { *async = \&Coro::async_pool }
408		665
409	=item cf::sync_job { BLOCK }	666	=item cf::sync_job { BLOCK }
410		667
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	668	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	669	is always able to handle events or is runnable, as Deliantra is only
413	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
414	acceptable.	671	acceptable.
415		672
416	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
417	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
…		…
421	=cut	678	=cut
422		679
423	sub sync_job(&) {	680	sub sync_job(&) {
424	my ($job) = @_;	681	my ($job) = @_;
425		682
426	if ($Coro::current == $Coro::main) {	683	if (in_main) {
427	my $time = Event::time;	684	my $time = AE::time;
428		685
429	# this is the main coro, too bad, we have to block	686	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	687	# till the operation succeeds, freezing the server :/
431		688
432	LOG llevError, Carp::longmess "sync job";#d#	689	#LOG llevError, Carp::longmess "sync job";#d#
433		690
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	691	my $freeze_guard = freeze_mainloop;
437		692
438	my $busy = 1;	693	my $busy = 1;
439	my @res;	694	my @res;
440		695
441	(async {	696	(async {
442	$Coro::current->desc ("sync job coro");	697	$Coro::current->desc ("sync job coro");
443	@res = eval { $job->() };	698	@res = eval { $job->() };
444	warn $@ if $@;	699	error $@ if $@;
445	undef $busy;	700	undef $busy;
446	})->prio (Coro::PRIO_MAX);	701	})->prio (Coro::PRIO_MAX);
447		702
448	while ($busy) {	703	while ($busy) {
449	if (Coro::nready) {	704	if (Coro::nready) {
450	Coro::cede_notself;	705	Coro::cede_notself;
451	} else {	706	} else {
452	Event::one_event;	707	EV::run EV::RUN_ONCE;
453	}	708	}
454	}	709	}
455		710
456	$time = Event::time - $time;	711	my $time = AE::time - $time;
457		712
458	LOG llevError | logBacktrace, Carp::longmess "long sync job"
459	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
460
461	$tick_start += $time; # do not account sync jobs to server load	713	$TICK_START += $time; # do not account sync jobs to server load
462		714
463	wantarray ? @res : $res[0]	715	wantarray ? @res : $res[0]
464	} else {	716	} else {
465	# we are in another coroutine, how wonderful, everything just works	717	# we are in another coroutine, how wonderful, everything just works
466		718
…		…
486	$EXT_CORO{$coro+0} = $coro;	738	$EXT_CORO{$coro+0} = $coro;
487		739
488	$coro	740	$coro
489	}	741	}
490		742
491	=item fork_call { }, $args	743	=item fork_call { }, @args
492		744
493	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
494	process, returning the results. Everything must be serialisable with	746	process, returning the results. Everything must be serialisable with
495	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
496	never block itself or use any form of Event handling.	748	never block itself or use any form of event handling.
497		749
498	=cut	750	=cut
		751
		752	sub post_fork {
		753	reset_signals;
		754	}
499		755
500	sub fork_call(&@) {	756	sub fork_call(&@) {
501	my ($cb, @args) = @_;	757	my ($cb, @args) = @_;
502		758
503	# we seemingly have to make a local copy of the whole thing,
504	# otherwise perl prematurely frees the stuff :/
505	# TODO: investigate and fix (likely this will be rather laborious)
506
507	my @res = Coro::Util::fork_eval {	759	my @res = Coro::Util::fork_eval {
508	reset_signals;	760	cf::post_fork;
509	&$cb	761	&$cb
510	}, @args;	762	} @args;
511		763
512	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
513	}	803	}
514		804
515	=item $value = cf::db_get $family => $key	805	=item $value = cf::db_get $family => $key
516		806
517	Returns a single value from the environment database.	807	Returns a single value from the environment database.
…		…
527	within each server.	817	within each server.
528		818
529	=cut	819	=cut
530		820
531	sub db_table($) {	821	sub db_table($) {
		822	cf::error "db_get called from main context"
		823	if $Coro::current == $Coro::main;
		824
532	my ($name) = @_;	825	my ($name) = @_;
533	my $db = BDB::db_create $DB_ENV;	826	my $db = BDB::db_create $DB_ENV;
534		827
535	eval {	828	eval {
536	$db->set_flags (BDB::CHKSUM);	829	$db->set_flags (BDB::CHKSUM);
…		…
546	}	839	}
547		840
548	our $DB;	841	our $DB;
549		842
550	sub db_init {	843	sub db_init {
551	cf::sync_job {
552	$DB ||= db_table "db";	844	$DB ||= db_table "db";
553	};
554	}	845	}
555		846
556	sub db_get($$) {	847	sub db_get($$) {
557	my $key = "$_[0]/$_[1]";	848	my $key = "$_[0]/$_[1]";
558		849
559	cf::sync_job {	850	cf::error "db_get called from main context"
		851	if $Coro::current == $Coro::main;
		852
560	BDB::db_get $DB, undef, $key, my $data;	853	BDB::db_get $DB, undef, $key, my $data;
561		854
562	$! ? ()	855	$! ? ()
563	: $data	856	: $data
564	}
565	}	857	}
566		858
567	sub db_put($$$) {	859	sub db_put($$$) {
568	BDB::dbreq_pri 4;	860	BDB::dbreq_pri 4;
569	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	861	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
597		889
598	my @data;	890	my @data;
599	my $md5;	891	my $md5;
600		892
601	for (0 .. $#$src) {	893	for (0 .. $#$src) {
602	0 <= aio_load $src->[$_], $data[$_]	894	$data[$_] = load_file $src->[$_];
603	or Carp::croak "$src->[$_]: $!";
604	}	895	}
605		896
606	# if processing is expensive, check	897	# if processing is expensive, check
607	# checksum first	898	# checksum first
608	if (1) {	899	if (1) {
…		…
621		912
622	return db_get cache => "$id/data";	913	return db_get cache => "$id/data";
623	}	914	}
624	}	915	}
625		916
626	my $t1 = Time::HiRes::time;	917	my $t1 = EV::time;
627	my $data = $process->(\@data);	918	my $data = $process->(\@data);
628	my $t2 = Time::HiRes::time;	919	my $t2 = EV::time;
629		920
630	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	921	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
631		922
632	db_put cache => "$id/data", $data;	923	db_put cache => "$id/data", $data;
633	db_put cache => "$id/md5" , $md5;	924	db_put cache => "$id/md5" , $md5;
634	db_put cache => "$id/meta", $meta;	925	db_put cache => "$id/meta", $meta;
635		926
…		…
645		936
646	=cut	937	=cut
647		938
648	sub datalog($@) {	939	sub datalog($@) {
649	my ($type, %kv) = @_;	940	my ($type, %kv) = @_;
650	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	941	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
651	}	942	}
652		943
653	=back	944	=back
654		945
655	=cut	946	=cut
656		947
657	#############################################################################	948	#############################################################################
658		949
659	=head2 ATTACHABLE OBJECTS	950	=head2 ATTACHABLE OBJECTS
660		951
661	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
662	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")
663	to it. All such attachable objects support the following methods.	954	to it. All such attachable objects support the following methods.
664		955
665	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>
666	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
667	Crossfire TRT).	958	Deliantra).
668		959
669	=over 4	960	=over 4
670		961
671	=item $attachable->attach ($attachment, key => $value...)	962	=item $attachable->attach ($attachment, key => $value...)
672		963
…		…
716	=item cf::CLASS::attachment $name, ...	1007	=item cf::CLASS::attachment $name, ...
717		1008
718	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
719	given CLASS can refer to this attachment.	1010	given CLASS can refer to this attachment.
720		1011
721	Some classes such as crossfire maps and objects can specify attachments	1012	Some classes such as deliantra maps and objects can specify attachments
722	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.
723		1014
724	These calls expect any number of the following handler/hook descriptions:	1015	These calls expect any number of the following handler/hook descriptions:
725		1016
726	=over 4	1017	=over 4
…		…
850		1141
851	} elsif (exists $cb_id{$type}) {	1142	} elsif (exists $cb_id{$type}) {
852	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1143	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
853		1144
854	} elsif (ref $type) {	1145	} elsif (ref $type) {
855	warn "attaching objects not supported, ignoring.\n";	1146	error "attaching objects not supported, ignoring.\n";
856		1147
857	} else {	1148	} else {
858	shift @arg;	1149	shift @arg;
859	warn "attach argument '$type' not supported, ignoring.\n";	1150	error "attach argument '$type' not supported, ignoring.\n";
860	}	1151	}
861	}	1152	}
862	}	1153	}
863		1154
864	sub _object_attach {	1155	sub _object_attach {
…		…
874	_attach $registry, $klass, @attach;	1165	_attach $registry, $klass, @attach;
875	}	1166	}
876		1167
877	$obj->{$name} = \%arg;	1168	$obj->{$name} = \%arg;
878	} else {	1169	} else {
879	warn "object uses attachment '$name' which is not available, postponing.\n";	1170	info "object uses attachment '$name' which is not available, postponing.\n";
880	}	1171	}
881		1172
882	$obj->{_attachment}{$name} = undef;	1173	$obj->{_attachment}{$name} = undef;
883	}	1174	}
884		1175
…		…
943		1234
944	for (@$callbacks) {	1235	for (@$callbacks) {
945	eval { &{$_->[1]} };	1236	eval { &{$_->[1]} };
946		1237
947	if ($@) {	1238	if ($@) {
948	warn "$@";
949	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1239	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
950	override;	1240	override;
951	}	1241	}
952		1242
953	return 1 if $override;	1243	return 1 if $override;
954	}	1244	}
955		1245
956	0	1246	0
957	}	1247	}
958		1248
959	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1249	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960		1250
961	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1251	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962		1252
963	Generate an object-specific event with the given arguments.	1253	Generate an object-specific event with the given arguments.
964		1254
…		…
1017		1307
1018	sub reattach {	1308	sub reattach {
1019	# basically do the same as instantiate, without calling instantiate	1309	# basically do the same as instantiate, without calling instantiate
1020	my ($obj) = @_;	1310	my ($obj) = @_;
1021		1311
		1312	# no longer needed after getting rid of delete_package?
1022	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
1023		1314
1024	my $registry = $obj->registry;	1315	my $registry = $obj->registry;
1025		1316
1026	@$registry = ();	1317	@$registry = ();
1027		1318
…		…
1032	for (@$attach) {	1323	for (@$attach) {
1033	my ($klass, @attach) = @$_;	1324	my ($klass, @attach) = @$_;
1034	_attach $registry, $klass, @attach;	1325	_attach $registry, $klass, @attach;
1035	}	1326	}
1036	} else {	1327	} else {
1037	warn "object uses attachment '$name' that is not available, postponing.\n";	1328	info "object uses attachment '$name' that is not available, postponing.\n";
1038	}	1329	}
1039	}	1330	}
1040	}	1331	}
1041		1332
1042	cf::attachable->attach (	1333	cf::attachable->attach (
1043	prio => -1000000,	1334	prio => -1000000,
1044	on_instantiate => sub {	1335	on_instantiate => sub {
1045	my ($obj, $data) = @_;	1336	my ($obj, $data) = @_;
1046		1337
1047	$data = from_json $data;	1338	$data = decode_json $data;
1048		1339
1049	for (@$data) {	1340	for (@$data) {
1050	my ($name, $args) = @$_;	1341	my ($name, $args) = @$_;
1051		1342
1052	$obj->attach ($name, %{$args || {} });	1343	$obj->attach ($name, %{$args || {} });
…		…
1069	my ($filename, $rdata, $objs) = @_;	1360	my ($filename, $rdata, $objs) = @_;
1070		1361
1071	sync_job {	1362	sync_job {
1072	if (length $$rdata) {	1363	if (length $$rdata) {
1073	utf8::decode (my $decname = $filename);	1364	utf8::decode (my $decname = $filename);
1074	warn sprintf "saving %s (%d,%d)\n",	1365	trace sprintf "saving %s (%d,%d)\n",
1075	$decname, length $$rdata, scalar @$objs;	1366	$decname, length $$rdata, scalar @$objs
		1367	if $VERBOSE_IO;
1076		1368
1077	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1369	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078	chmod SAVE_MODE, $fh;	1370	aio_chmod $fh, SAVE_MODE;
1079	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1371	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080	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	}
1081	close $fh;	1376	aio_close $fh;
1082		1377
1083	if (@$objs) {	1378	if (@$objs) {
1084	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) {
1085	chmod SAVE_MODE, $fh;	1380	aio_chmod $fh, SAVE_MODE;
1086	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1381	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087	aio_write $fh, 0, (length $data), $data, 0;	1382	aio_write $fh, 0, (length $data), $data, 0;
1088	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	}
1089	close $fh;	1387	aio_close $fh;
1090	aio_rename "$filename.pst~", "$filename.pst";	1388	aio_rename "$filename.pst~", "$filename.pst";
1091	}	1389	}
1092	} else {	1390	} else {
1093	aio_unlink "$filename.pst";	1391	aio_unlink "$filename.pst";
1094	}	1392	}
1095		1393
1096	aio_rename "$filename~", $filename;	1394	aio_rename "$filename~", $filename;
		1395
		1396	$filename =~ s%/[^/]+$%%;
		1397	aio_pathsync $filename if $cf::USE_FSYNC;
1097	} else {	1398	} else {
1098	warn "FATAL: $filename~: $!\n";	1399	error "unable to save objects: $filename~: $!\n";
1099	}	1400	}
1100	} else {	1401	} else {
1101	aio_unlink $filename;	1402	aio_unlink $filename;
1102	aio_unlink "$filename.pst";	1403	aio_unlink "$filename.pst";
1103	}	1404	}
…		…
1127	my $st = eval { Coro::Storable::thaw $av };	1428	my $st = eval { Coro::Storable::thaw $av };
1128	$av = $st->{objs};	1429	$av = $st->{objs};
1129	}	1430	}
1130		1431
1131	utf8::decode (my $decname = $filename);	1432	utf8::decode (my $decname = $filename);
1132	warn sprintf "loading %s (%d,%d)\n",	1433	trace sprintf "loading %s (%d,%d)\n",
1133	$decname, length $data, scalar @{$av || []};	1434	$decname, length $data, scalar @{$av || []}
		1435	if $VERBOSE_IO;
1134		1436
1135	($data, $av)	1437	($data, $av)
1136	}	1438	}
1137		1439
1138	=head2 COMMAND CALLBACKS	1440	=head2 COMMAND CALLBACKS
…		…
1142	=cut	1444	=cut
1143		1445
1144	#############################################################################	1446	#############################################################################
1145	# command handling &c	1447	# command handling &c
1146		1448
1147	=item cf::register_command $name => \&callback($ob,$args);	1449	=item cf::register_command $name => \&callback($ob,$args)
1148		1450
1149	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
1150	$name.	1452	$name.
1151		1453
1152	=cut	1454	=cut
…		…
1158	#warn "registering command '$name/$time' to '$caller'";	1460	#warn "registering command '$name/$time' to '$caller'";
1159		1461
1160	push @{ $COMMAND{$name} }, [$caller, $cb];	1462	push @{ $COMMAND{$name} }, [$caller, $cb];
1161	}	1463	}
1162		1464
1163	=item cf::register_extcmd $name => \&callback($pl,$packet);	1465	=item cf::register_extcmd $name => \&callback($pl,@args)
1164		1466
1165	Register a callback for execution when the client sends an (synchronous)	1467	Register a callback for execution when the client sends an (synchronous)
1166	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
1167	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
1168	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
1169	has logged in successfully.	1471	has logged in successfully.
1170		1472
1171	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1172	called.
1173		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
1174	=item cf::register_exticmd $name => \&callback($ns,$packet);	1480	=item cf::register_exticmd $name => \&callback($ns,@args)
1175		1481
1176	Register a callback for execution when the client sends an (asynchronous)	1482	Register a callback for execution when the client sends an (asynchronous)
1177	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
1178	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
1179	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
1180	log-in.	1486	log-in.
1181		1487
1182	If the callback returns something, it is sent back as if reply was being	1488	The values will be sent back to the client.
1183	called.
1184		1489
1185	=cut	1490	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1186		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
1187	sub register_extcmd {	1497	sub register_extcmd($$) {
1188	my ($name, $cb) = @_;	1498	my ($name, $cb) = @_;
1189		1499
1190	$EXTCMD{$name} = $cb;	1500	$EXTCMD{$name} = $cb;
1191	}	1501	}
1192		1502
1193	sub register_exticmd {	1503	sub register_async_extcmd($$) {
1194	my ($name, $cb) = @_;	1504	my ($name, $cb) = @_;
1195		1505
		1506	$EXTACMD{$name} = $cb;
		1507	}
		1508
		1509	sub register_exticmd($$) {
		1510	my ($name, $cb) = @_;
		1511
1196	$EXTICMD{$name} = $cb;	1512	$EXTICMD{$name} = $cb;
1197	}	1513	}
1198		1514
		1515	sub register_async_exticmd($$) {
		1516	my ($name, $cb) = @_;
		1517
		1518	$EXTIACMD{$name} = $cb;
		1519	}
		1520
		1521	use File::Glob ();
		1522
1199	cf::player->attach (	1523	cf::player->attach (
1200	on_command => sub {	1524	on_unknown_command => sub {
1201	my ($pl, $name, $params) = @_;	1525	my ($pl, $name, $params) = @_;
1202		1526
1203	my $cb = $COMMAND{$name}	1527	my $cb = $COMMAND{$name}
1204	or return;	1528	or return;
1205		1529
…		…
1213	my ($pl, $buf) = @_;	1537	my ($pl, $buf) = @_;
1214		1538
1215	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1539	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1216		1540
1217	if (ref $msg) {	1541	if (ref $msg) {
1218	my ($type, $reply, @payload) =	1542	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1219	"ARRAY" eq ref $msg
1220	? @$msg
1221	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1222		1543
1223	my @reply;
1224
1225	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}) {
1226	@reply = $cb->($pl, @payload);	1557	@reply = $cb->($pl, @payload);
		1558	}
		1559
		1560	$pl->ext_msg ("reply-$reply", @reply)
		1561	if $reply;
1227	}	1562	}
1228		1563
1229	$pl->ext_reply ($reply, @reply)
1230	if $reply;
1231
1232	} else {	1564	} else {
1233	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1565	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1234	}	1566	}
1235		1567
1236	cf::override;	1568	cf::override;
1237	},	1569	},
1238	);	1570	);
1239		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
1240	sub load_extensions {	1596	sub load_extensions {
		1597	info "loading extensions...";
		1598
		1599	%EXT_CFG = ();
		1600
1241	cf::sync_job {	1601	cf::sync_job {
1242	my %todo;	1602	my %todo;
1243		1603
1244	for my $path (<$LIBDIR/*.ext>) {	1604	for my $path (<$LIBDIR/*.ext>) {
1245	next unless -r $path;	1605	next unless -r $path;
…		…
1263		1623
1264	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1624	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1265	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1625	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1266		1626
1267	$ext{source} =	1627	$ext{source} =
1268	"package $pkg; use strict; use utf8;\n"	1628	"package $pkg; use common::sense;\n"
1269	. "#line 1 \"$path\"\n{\n"	1629	. "#line 1 \"$path\"\n{\n"
1270	. $source	1630	. $source
1271	. "\n};\n1";	1631	. "\n};\n1";
1272		1632
1273	$todo{$base} = \%ext;	1633	$todo{$base} = \%ext;
1274	}	1634	}
1275		1635
		1636	my $pass = 0;
1276	my %done;	1637	my %done;
1277	while (%todo) {	1638	while (%todo) {
1278	my $progress;	1639	my $progress;
1279		1640
		1641	++$pass;
		1642
		1643	ext:
1280	while (my ($k, $v) = each %todo) {	1644	while (my ($k, $v) = each %todo) {
1281	for (split /,\s*/, $v->{meta}{depends}) {	1645	for (split /,\s*/, $v->{meta}{depends}) {
1282	goto skip	1646	next ext
1283	unless exists $done{$_};	1647	unless exists $done{$_};
1284	}	1648	}
1285		1649
1286	warn "... loading '$k' into '$v->{pkg}'\n";	1650	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1287		1651
1288	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 $@) {
1289	my $msg = $@ ? "$v->{path}: $@\n"	1664	error "$v->{path}: $@\n";
1290	: "$v->{base}: extension inactive.\n";
1291		1665
		1666	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1292	if (exists $v->{meta}{mandatory}) {	1667	if exists $v->{meta}{mandatory};
1293	warn $msg;	1668
1294	warn "mandatory extension failed to load, exiting.\n";	1669	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1295	exit 1;	1670	delete $todo{$k};
1296	}	1671	} else {
1297		1672	$done{$k} = delete $todo{$k};
1298	warn $msg;	1673	push @EXTS, $v->{pkg};
		1674	$progress = 1;
		1675
		1676	info "$v->{base}: extension inactive.\n"
		1677	unless $active;
1299	}	1678	}
1300
1301	$done{$k} = delete $todo{$k};
1302	push @EXTS, $v->{pkg};
1303	$progress = 1;
1304	}	1679	}
1305		1680
1306	skip:	1681	unless ($progress) {
1307	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1682	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1308	unless $progress;	1683
		1684	while (my ($k, $v) = each %todo) {
		1685	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1686	if exists $v->{meta}{mandatory};
		1687	}
		1688
		1689	last;
		1690	}
1309	}	1691	}
1310	};	1692	};
1311	}	1693	}
1312		1694
1313	#############################################################################	1695	#############################################################################
1314		1696
1315	=back	1697	=back
1316		1698
1317	=head2 CORE EXTENSIONS	1699	=head2 CORE EXTENSIONS
1318		1700
1319	Functions and methods that extend core crossfire objects.	1701	Functions and methods that extend core deliantra objects.
1320		1702
1321	=cut	1703	=cut
1322		1704
1323	package cf::player;	1705	package cf::player;
1324		1706
…		…
1367		1749
1368	sub exists($) {	1750	sub exists($) {
1369	my ($login) = @_;	1751	my ($login) = @_;
1370		1752
1371	$cf::PLAYER{$login}	1753	$cf::PLAYER{$login}
1372	or cf::sync_job { !aio_stat path $login }	1754	or !aio_stat path $login
1373	}	1755	}
1374		1756
1375	sub find($) {	1757	sub find($) {
1376	return $cf::PLAYER{$_[0]} || do {	1758	return $cf::PLAYER{$_[0]} || do {
1377	my $login = $_[0];	1759	my $login = $_[0];
…		…
1389	my $f = new_from_file cf::object::thawer path $login	1771	my $f = new_from_file cf::object::thawer path $login
1390	or return;	1772	or return;
1391		1773
1392	my $pl = cf::player::load_pl $f	1774	my $pl = cf::player::load_pl $f
1393	or return;	1775	or return;
		1776
1394	local $cf::PLAYER_LOADING{$login} = $pl;	1777	local $cf::PLAYER_LOADING{$login} = $pl;
1395	$f->resolve_delayed_derefs;	1778	$f->resolve_delayed_derefs;
1396	$cf::PLAYER{$login} = $pl	1779	$cf::PLAYER{$login} = $pl
1397	}	1780	}
1398	}	1781	}
1399	}	1782	}
1400		1783
		1784	cf::player->attach (
		1785	on_load => sub {
		1786	my ($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
1401	sub save($) {	1797	sub save($) {
1402	my ($pl) = @_;	1798	my ($pl) = @_;
1403		1799
1404	return if $pl->{deny_save};	1800	return if $pl->{deny_save};
1405		1801
…		…
1408		1804
1409	return if $pl->{deny_save};	1805	return if $pl->{deny_save};
1410		1806
1411	aio_mkdir playerdir $pl, 0770;	1807	aio_mkdir playerdir $pl, 0770;
1412	$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];
1413		1814
1414	$pl->save_pl ($path);	1815	$pl->save_pl ($path);
1415	cf::cede_to_tick;	1816	cf::cede_to_tick;
1416	}	1817	}
1417		1818
…		…
1449	my ($pl) = @_;	1850	my ($pl) = @_;
1450		1851
1451	my $name = $pl->ob->name;	1852	my $name = $pl->ob->name;
1452		1853
1453	$pl->{deny_save} = 1;	1854	$pl->{deny_save} = 1;
1454	$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
1455		1856
1456	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1857	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1457	$pl->deactivate;	1858	$pl->deactivate;
		1859
		1860	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1458	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1861	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1862	ext::highscore::check ($pl->ob);
		1863
1459	$pl->ns->destroy if $pl->ns;	1864	$pl->ns->destroy if $pl->ns;
1460		1865
1461	my $path = playerdir $pl;	1866	my $path = playerdir $pl;
1462	my $temp = "$path~$cf::RUNTIME~deleting~";	1867	my $temp = "$path~$cf::RUNTIME~deleting~";
1463	aio_rename $path, $temp;	1868	aio_rename $path, $temp;
…		…
1501		1906
1502	for my $login (@$dirs) {	1907	for my $login (@$dirs) {
1503	my $path = path $login;	1908	my $path = path $login;
1504		1909
1505	# a .pst is a dead give-away for a valid player	1910	# a .pst is a dead give-away for a valid player
1506	unless (-e "$path.pst") {	1911	# if no pst file found, open and chekc for blocked users
		1912	if (aio_stat "$path.pst") {
1507	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1913	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1508	aio_read $fh, 0, 512, my $buf, 0 or next;	1914	aio_read $fh, 0, 512, my $buf, 0 or next;
1509	$buf !~ /^password -------------$/m or next; # official not-valid tag	1915	$buf !~ /^password -------------$/m or next; # official not-valid tag
1510	}	1916	}
1511		1917
…		…
1515		1921
1516	\@logins	1922	\@logins
1517	}	1923	}
1518		1924
1519	=item $player->maps	1925	=item $player->maps
		1926
		1927	=item cf::player::maps $login
1520		1928
1521	Returns an arrayref of map paths that are private for this	1929	Returns an arrayref of map paths that are private for this
1522	player. May block.	1930	player. May block.
1523		1931
1524	=cut	1932	=cut
…		…
1542	}	1950	}
1543		1951
1544	\@paths	1952	\@paths
1545	}	1953	}
1546		1954
1547	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1955	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1548		1956
1549	Expand crossfire pod fragments into protocol xml.	1957	Expand deliantra pod fragments into protocol xml.
1550
1551	=cut
1552
1553	sub expand_cfpod {
1554	((my $self), (local $_)) = @_;
1555
1556	# escape & and <
1557	s/&/&amp;/g;
1558	s/(?<![BIUGHT])</&lt;/g;
1559
1560	# this is buggy, it needs to properly take care of nested <'s
1561
1562	1 while
1563	# replace B<>, I<>, U<> etc.
1564	s/B<([^\>]*)>/<b>$1<\/b>/
1565	|| s/I<([^\>]*)>/<i>$1<\/i>/
1566	|| s/U<([^\>]*)>/<u>$1<\/u>/
1567	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1568	# replace G<male|female> tags
1569	|| s{G<([^>|]*)\|([^>]*)>}{
1570	$self->gender ? $2 : $1
1571	}ge
1572	# replace H<hint text>
1573	|| s{H<([^\>]*)>}
1574	{
1575	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1576	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1577	"")
1578	[$self->{hintmode}]
1579	}ge;
1580
1581	# create single paragraphs (very hackish)
1582	s/(?<=\S)\n(?=\w)/ /g;
1583
1584	# compress some whitespace
1585	s/\s+\n/\n/g; # ws line-ends
1586	s/\n\n+/\n/g; # double lines
1587	s/^\n+//; # beginning lines
1588	s/\n+$//; # ending lines
1589
1590	$_
1591	}
1592
1593	sub hintmode {
1594	$_[0]{hintmode} = $_[1] if @_ > 1;
1595	$_[0]{hintmode}
1596	}
1597
1598	=item $player->ext_reply ($msgid, @msg)
1599
1600	Sends an ext reply to the player.
1601
1602	=cut
1603
1604	sub ext_reply($$@) {
1605	my ($self, $id, @msg) = @_;
1606
1607	$self->ns->ext_reply ($id, @msg)
1608	}
1609		1958
1610	=item $player->ext_msg ($type, @msg)	1959	=item $player->ext_msg ($type, @msg)
1611		1960
1612	Sends an ext event to the client.	1961	Sends an ext event to the client.
1613		1962
…		…
1633		1982
1634	=cut	1983	=cut
1635		1984
1636	sub find_by_path($) {	1985	sub find_by_path($) {
1637	my ($path) = @_;	1986	my ($path) = @_;
		1987
		1988	$path =~ s/^~[^\/]*//; # skip ~login
1638		1989
1639	my ($match, $specificity);	1990	my ($match, $specificity);
1640		1991
1641	for my $region (list) {	1992	for my $region (list) {
1642	if ($region->{match} && $path =~ $region->{match}) {	1993	if ($region->{match} && $path =~ $region->{match}) {
…		…
1668	our $MAX_RESET = 3600;	2019	our $MAX_RESET = 3600;
1669	our $DEFAULT_RESET = 3000;	2020	our $DEFAULT_RESET = 3000;
1670		2021
1671	sub generate_random_map {	2022	sub generate_random_map {
1672	my ($self, $rmp) = @_;	2023	my ($self, $rmp) = @_;
1673	# mit "rum" bekleckern, nicht	2024
		2025	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2026
1674	$self->_create_random_map (	2027	$self->_create_random_map ($rmp);
1675	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1676	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1677	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1678	$rmp->{exit_on_final_map},
1679	$rmp->{xsize}, $rmp->{ysize},
1680	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1681	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1682	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1683	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1684	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1685	(cf::region::find $rmp->{region}), $rmp->{custom}
1686	)
1687	}	2028	}
1688		2029
1689	=item cf::map->register ($regex, $prio)	2030	=item cf::map->register ($regex, $prio)
1690		2031
1691	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
…		…
1696		2037
1697	sub register {	2038	sub register {
1698	my (undef, $regex, $prio) = @_;	2039	my (undef, $regex, $prio) = @_;
1699	my $pkg = caller;	2040	my $pkg = caller;
1700		2041
1701	no strict;
1702	push @{"$pkg\::ISA"}, __PACKAGE__;	2042	push @{"$pkg\::ISA"}, __PACKAGE__;
1703		2043
1704	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2044	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1705	}	2045	}
1706		2046
1707	# also paths starting with '/'	2047	# also paths starting with '/'
1708	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2048	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1709		2049
1710	sub thawer_merge {	2050	sub thawer_merge {
1711	my ($self, $merge) = @_;	2051	my ($self, $merge) = @_;
1712		2052
1713	# we have to keep some variables in memory intact	2053	# we have to keep some variables in memory intact
…		…
1718	}	2058	}
1719		2059
1720	sub normalise {	2060	sub normalise {
1721	my ($path, $base) = @_;	2061	my ($path, $base) = @_;
1722		2062
1723	$path = "$path"; # make sure its a string	2063	$path = "$path"; # make sure it's a string
1724		2064
1725	$path =~ s/\.map$//;	2065	$path =~ s/\.map$//;
1726		2066
1727	# map plan:	2067	# map plan:
1728	#	2068	#
…		…
1743	$base =~ s{[^/]+/?$}{};	2083	$base =~ s{[^/]+/?$}{};
1744	$path = "$base/$path";	2084	$path = "$base/$path";
1745	}	2085	}
1746		2086
1747	for ($path) {	2087	for ($path) {
1748	redo if s{//}{/};
1749	redo if s{/\.?/}{/};	2088	redo if s{/\.?/}{/};
1750	redo if s{/[^/]+/\.\./}{/};	2089	redo if s{/[^/]+/\.\./}{/};
1751	}	2090	}
1752		2091
1753	$path	2092	$path
…		…
1767	$self->init; # pass $1 etc.	2106	$self->init; # pass $1 etc.
1768	return $self;	2107	return $self;
1769	}	2108	}
1770	}	2109	}
1771		2110
1772	Carp::cluck "unable to resolve path '$path' (base '$base').";	2111	Carp::cluck "unable to resolve path '$path' (base '$base')";
1773	()	2112	()
1774	}	2113	}
1775		2114
		2115	# may re-bless or do other evil things
1776	sub init {	2116	sub init {
1777	my ($self) = @_;	2117	my ($self) = @_;
1778		2118
1779	$self	2119	$self
1780	}	2120	}
…		…
1799		2139
1800	# the temporary/swap location	2140	# the temporary/swap location
1801	sub save_path {	2141	sub save_path {
1802	my ($self) = @_;	2142	my ($self) = @_;
1803		2143
1804	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2144	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1805	"$TMPDIR/$path.map"	2145	"$TMPDIR/$path.map"
1806	}	2146	}
1807		2147
1808	# the unique path, undef == no special unique path	2148	# the unique path, undef == no special unique path
1809	sub uniq_path {	2149	sub uniq_path {
1810	my ($self) = @_;	2150	my ($self) = @_;
1811		2151
1812	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2152	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1813	"$UNIQUEDIR/$path"	2153	"$UNIQUEDIR/$path"
1814	}
1815
1816	# and all this just because we cannot iterate over
1817	# all maps in C++...
1818	sub change_all_map_light {
1819	my ($change) = @_;
1820
1821	$_->change_map_light ($change)
1822	for grep $_->outdoor, values %cf::MAP;
1823	}	2154	}
1824		2155
1825	sub decay_objects {	2156	sub decay_objects {
1826	my ($self) = @_;	2157	my ($self) = @_;
1827		2158
…		…
1854	$self->{load_path} = $path;	2185	$self->{load_path} = $path;
1855		2186
1856	1	2187	1
1857	}	2188	}
1858		2189
		2190	# used to laod the header of an original map
1859	sub load_header_orig {	2191	sub load_header_orig {
1860	my ($self) = @_;	2192	my ($self) = @_;
1861		2193
1862	$self->load_header_from ($self->load_path)	2194	$self->load_header_from ($self->load_path)
1863	}	2195	}
1864		2196
		2197	# used to laod the header of an instantiated map
1865	sub load_header_temp {	2198	sub load_header_temp {
1866	my ($self) = @_;	2199	my ($self) = @_;
1867		2200
1868	$self->load_header_from ($self->save_path)	2201	$self->load_header_from ($self->save_path)
1869	}	2202	}
1870		2203
		2204	# called after loading the header from an instantiated map
1871	sub prepare_temp {	2205	sub prepare_temp {
1872	my ($self) = @_;	2206	my ($self) = @_;
1873		2207
1874	$self->last_access ((delete $self->{last_access})	2208	$self->last_access ((delete $self->{last_access})
1875	|| $cf::RUNTIME); #d#	2209	|| $cf::RUNTIME); #d#
1876	# safety	2210	# safety
1877	$self->{instantiate_time} = $cf::RUNTIME	2211	$self->{instantiate_time} = $cf::RUNTIME
1878	if $self->{instantiate_time} > $cf::RUNTIME;	2212	if $self->{instantiate_time} > $cf::RUNTIME;
1879	}	2213	}
1880		2214
		2215	# called after loading the header from an original map
1881	sub prepare_orig {	2216	sub prepare_orig {
1882	my ($self) = @_;	2217	my ($self) = @_;
1883		2218
1884	$self->{load_original} = 1;	2219	$self->{load_original} = 1;
1885	$self->{instantiate_time} = $cf::RUNTIME;	2220	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1909		2244
1910	sub find;	2245	sub find;
1911	sub find {	2246	sub find {
1912	my ($path, $origin) = @_;	2247	my ($path, $origin) = @_;
1913		2248
		2249	cf::cede_to_tick;
		2250
1914	$path = normalise $path, $origin && $origin->path;	2251	$path = normalise $path, $origin;
1915		2252
1916	cf::lock_wait "map_data:$path";#d#remove	2253	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1917	cf::lock_wait "map_find:$path";	2254	my $guard2 = cf::lock_acquire "map_find:$path";
1918		2255
1919	$cf::MAP{$path} || do {	2256	$cf::MAP{$path} || do {
1920	my $guard1 = cf::lock_acquire "map_find:$path";
1921	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1922
1923	my $map = new_from_path cf::map $path	2257	my $map = new_from_path cf::map $path
1924	or return;	2258	or return;
1925		2259
1926	$map->{last_save} = $cf::RUNTIME;	2260	$map->{last_save} = $cf::RUNTIME;
1927		2261
…		…
1929	or return;	2263	or return;
1930		2264
1931	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2265	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1932	# doing this can freeze the server in a sync job, obviously	2266	# doing this can freeze the server in a sync job, obviously
1933	#$cf::WAIT_FOR_TICK->wait;	2267	#$cf::WAIT_FOR_TICK->wait;
		2268	undef $guard2;
1934	undef $guard1;	2269	undef $guard1;
1935	undef $guard2;
1936	$map->reset;	2270	$map->reset;
1937	return find $path;	2271	return find $path;
1938	}	2272	}
1939		2273
1940	$cf::MAP{$path} = $map	2274	$cf::MAP{$path} = $map
1941	}	2275	}
1942	}	2276	}
1943		2277
1944	sub pre_load { }	2278	sub pre_load { }
1945	sub post_load { }	2279	#sub post_load { } # XS
1946		2280
1947	sub load {	2281	sub load {
1948	my ($self) = @_;	2282	my ($self) = @_;
1949		2283
1950	local $self->{deny_reset} = 1; # loading can take a long time	2284	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1953		2287
1954	{	2288	{
1955	my $guard = cf::lock_acquire "map_data:$path";	2289	my $guard = cf::lock_acquire "map_data:$path";
1956		2290
1957	return unless $self->valid;	2291	return unless $self->valid;
1958	return unless $self->in_memory == cf::MAP_SWAPPED;	2292	return unless $self->state == cf::MAP_SWAPPED;
1959
1960	$self->in_memory (cf::MAP_LOADING);
1961		2293
1962	$self->alloc;	2294	$self->alloc;
1963		2295
1964	$self->pre_load;	2296	$self->pre_load;
1965	cf::cede_to_tick;	2297	cf::cede_to_tick;
1966		2298
		2299	if (exists $self->{load_path}) {
1967	my $f = new_from_file cf::object::thawer $self->{load_path};	2300	my $f = new_from_file cf::object::thawer $self->{load_path};
1968	$f->skip_block;	2301	$f->skip_block;
1969	$self->_load_objects ($f)	2302	$self->_load_objects ($f)
1970	or return;	2303	or return;
1971		2304
1972	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2305	$self->post_load_original
1973	if delete $self->{load_original};	2306	if delete $self->{load_original};
1974		2307
1975	if (my $uniq = $self->uniq_path) {	2308	if (my $uniq = $self->uniq_path) {
1976	utf8::encode $uniq;	2309	utf8::encode $uniq;
1977	unless (aio_stat $uniq) {	2310	unless (aio_stat $uniq) {
1978	if (my $f = new_from_file cf::object::thawer $uniq) {	2311	if (my $f = new_from_file cf::object::thawer $uniq) {
1979	$self->clear_unique_items;	2312	$self->clear_unique_items;
1980	$self->_load_objects ($f);	2313	$self->_load_objects ($f);
1981	$f->resolve_delayed_derefs;	2314	$f->resolve_delayed_derefs;
		2315	}
1982	}	2316	}
1983	}	2317	}
1984	}
1985		2318
1986	$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);
1987		2326
1988	cf::cede_to_tick;	2327	cf::cede_to_tick;
1989	# now do the right thing for maps	2328	# now do the right thing for maps
1990	$self->link_multipart_objects;	2329	$self->link_multipart_objects;
1991	$self->difficulty ($self->estimate_difficulty)	2330	$self->difficulty ($self->estimate_difficulty)
…		…
1995	unless ($self->{deny_activate}) {	2334	unless ($self->{deny_activate}) {
1996	$self->decay_objects;	2335	$self->decay_objects;
1997	$self->fix_auto_apply;	2336	$self->fix_auto_apply;
1998	$self->update_buttons;	2337	$self->update_buttons;
1999	cf::cede_to_tick;	2338	cf::cede_to_tick;
2000	$self->set_darkness_map;	2339	#$self->activate; # no longer activate maps automatically
2001	cf::cede_to_tick;
2002	$self->activate;
2003	}	2340	}
2004		2341
2005	$self->{last_save} = $cf::RUNTIME;	2342	$self->{last_save} = $cf::RUNTIME;
2006	$self->last_access ($cf::RUNTIME);	2343	$self->last_access ($cf::RUNTIME);
2007
2008	$self->in_memory (cf::MAP_IN_MEMORY);
2009	}	2344	}
2010		2345
2011	$self->post_load;	2346	$self->post_load;
2012	}
2013		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
2014	sub customise_for {	2354	sub customise_for {
2015	my ($self, $ob) = @_;	2355	my ($self, $ob) = @_;
2016		2356
2017	return find "~" . $ob->name . "/" . $self->{path}	2357	return find "~" . $ob->name . "/" . $self->{path}
2018	if $self->per_player;	2358	if $self->per_player;
…		…
2021	# if $self->per_party;	2361	# if $self->per_party;
2022		2362
2023	$self	2363	$self
2024	}	2364	}
2025		2365
2026	# find and load all maps in the 3x3 area around a map
2027	sub load_neighbours {
2028	my ($map) = @_;
2029
2030	my @neigh; # diagonal neighbours
2031
2032	for (0 .. 3) {
2033	my $neigh = $map->tile_path ($_)
2034	or next;
2035	$neigh = find $neigh, $map
2036	or next;
2037	$neigh->load;
2038
2039	push @neigh,
2040	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2041	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2042	}
2043
2044	for (grep defined $_->[0], @neigh) {
2045	my ($path, $origin) = @$_;
2046	my $neigh = find $path, $origin
2047	or next;
2048	$neigh->load;
2049	}
2050	}
2051
2052	sub find_sync {	2366	sub find_sync {
2053	my ($path, $origin) = @_;	2367	my ($path, $origin) = @_;
2054		2368
2055	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
2056	}	2374	}
2057		2375
2058	sub do_load_sync {	2376	sub do_load_sync {
2059	my ($map) = @_;	2377	my ($map) = @_;
2060		2378
		2379	# it's a bug to call this from the main context
2061	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2380	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2062	if $Coro::current == $Coro::main;	2381	if $Coro::current == $Coro::main;
2063		2382
2064	cf::sync_job { $map->load };	2383	$map->load;
2065	}	2384	}
2066		2385
2067	our %MAP_PREFETCH;	2386	our %MAP_PREFETCH;
2068	our $MAP_PREFETCHER = undef;	2387	our $MAP_PREFETCHER = undef;
2069		2388
2070	sub find_async {	2389	sub find_async {
2071	my ($path, $origin, $load) = @_;	2390	my ($path, $origin, $load) = @_;
2072		2391
2073	$path = normalise $path, $origin && $origin->{path};	2392	$path = normalise $path, $origin;
2074		2393
2075	if (my $map = $cf::MAP{$path}) {	2394	if (my $map = $cf::MAP{$path}) {
2076	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2395	return $map if !$load || $map->linkable;
2077	}	2396	}
2078		2397
2079	$MAP_PREFETCH{$path} |= $load;	2398	$MAP_PREFETCH{$path} |= $load;
2080		2399
2081	$MAP_PREFETCHER ||= cf::async {	2400	$MAP_PREFETCHER ||= cf::async {
2082	$Coro::current->{desc} = "map prefetcher";	2401	$Coro::current->{desc} = "map prefetcher";
2083		2402
2084	while (%MAP_PREFETCH) {	2403	while (%MAP_PREFETCH) {
2085	while (my ($k, $v) = each %MAP_PREFETCH) {	2404	for my $k (keys %MAP_PREFETCH) {
2086	if (my $map = find $k) {	2405	if (my $map = find $k) {
2087	$map->load if $v;	2406	$map->load if $MAP_PREFETCH{$k};
2088	}	2407	}
2089		2408
2090	delete $MAP_PREFETCH{$k};	2409	delete $MAP_PREFETCH{$k};
2091	}	2410	}
2092	}	2411	}
…		…
2095	$MAP_PREFETCHER->prio (6);	2414	$MAP_PREFETCHER->prio (6);
2096		2415
2097	()	2416	()
2098	}	2417	}
2099		2418
		2419	# common code, used by both ->save and ->swapout
2100	sub save {	2420	sub _save {
2101	my ($self) = @_;	2421	my ($self) = @_;
2102
2103	my $lock = cf::lock_acquire "map_data:$self->{path}";
2104		2422
2105	$self->{last_save} = $cf::RUNTIME;	2423	$self->{last_save} = $cf::RUNTIME;
2106		2424
2107	return unless $self->dirty;	2425	return unless $self->dirty;
2108		2426
…		…
2117		2435
2118	cf::async {	2436	cf::async {
2119	$Coro::current->{desc} = "map player save";	2437	$Coro::current->{desc} = "map player save";
2120	$_->contr->save for $self->players;	2438	$_->contr->save for $self->players;
2121	};	2439	};
		2440
		2441	cf::get_slot 0.02;
2122		2442
2123	if ($uniq) {	2443	if ($uniq) {
2124	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2444	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2125	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2445	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2126	} else {	2446	} else {
2127	$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);
2128	}	2448	}
2129	}	2449	}
2130		2450
		2451	sub save {
		2452	my ($self) = @_;
		2453
		2454	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2455
		2456	$self->_save;
		2457	}
		2458
2131	sub swap_out {	2459	sub swap_out {
2132	my ($self) = @_;	2460	my ($self) = @_;
2133		2461
2134	# save first because save cedes
2135	$self->save;
2136
2137	my $lock = cf::lock_acquire "map_data:$self->{path}";	2462	my $lock = cf::lock_acquire "map_data:$self->{path}";
2138		2463
		2464	return if !$self->linkable;
		2465	return if $self->{deny_save};
2139	return if $self->players;	2466	return if $self->players;
2140	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
2141	return if $self->{deny_save};	2484	return 1e99 if $self->{deny_reset};
2142		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
2143	$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};
2144		2518
2145	$self->deactivate;	2519	$self->deactivate;
2146	$_->clear_links_to ($self) for values %cf::MAP;	2520	$_->clear_links_to ($self) for values %cf::MAP;
2147	$self->clear;	2521	$self->clear;
2148	}
2149
2150	sub reset_at {
2151	my ($self) = @_;
2152
2153	# TODO: safety, remove and allow resettable per-player maps
2154	return 1e99 if $self->{deny_reset};
2155
2156	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2157	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2158
2159	$time + $to
2160	}
2161
2162	sub should_reset {
2163	my ($self) = @_;
2164
2165	$self->reset_at <= $cf::RUNTIME
2166	}
2167
2168	sub reset {
2169	my ($self) = @_;
2170
2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
2172
2173	return if $self->players;
2174
2175	warn "resetting map ", $self->path;
2176
2177	$self->in_memory (cf::MAP_SWAPPED);
2178
2179	# need to save uniques path
2180	unless ($self->{deny_save}) {
2181	my $uniq = $self->uniq_path; utf8::encode $uniq;
2182
2183	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2184	if $uniq;
2185	}
2186
2187	delete $cf::MAP{$self->path};
2188
2189	$self->deactivate;
2190	$_->clear_links_to ($self) for values %cf::MAP;
2191	$self->clear;
2192		2522
2193	$self->unlink_save;	2523	$self->unlink_save;
2194	$self->destroy;	2524	$self->destroy;
2195	}	2525	}
2196		2526
…		…
2204		2534
2205	delete $cf::MAP{$self->path};	2535	delete $cf::MAP{$self->path};
2206		2536
2207	$self->unlink_save;	2537	$self->unlink_save;
2208		2538
2209	bless $self, "cf::map";	2539	bless $self, "cf::map::wrap";
2210	delete $self->{deny_reset};	2540	delete $self->{deny_reset};
2211	$self->{deny_save} = 1;	2541	$self->{deny_save} = 1;
2212	$self->reset_timeout (1);	2542	$self->reset_timeout (1);
2213	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2543	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2214		2544
…		…
2263		2593
2264	sub unique_maps() {	2594	sub unique_maps() {
2265	[	2595	[
2266	map {	2596	map {
2267	utf8::decode $_;	2597	utf8::decode $_;
2268	/\.map$/	2598	s/\.map$//; # TODO future compatibility hack
		2599	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2600	? ()
2269	? normalise $_	2601	: normalise $_
2270	: ()
2271	} @{ aio_readdir $UNIQUEDIR or [] }	2602	} @{ aio_readdir $UNIQUEDIR or [] }
2272	]	2603	]
2273	}	2604	}
2274		2605
2275	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	}
2276		2637
2277	=back	2638	=back
2278		2639
2279	=head3 cf::object	2640	=head3 cf::object
2280		2641
…		…
2284		2645
2285	=over 4	2646	=over 4
2286		2647
2287	=item $ob->inv_recursive	2648	=item $ob->inv_recursive
2288		2649
2289	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.
2290		2652
2291	=cut	2653	=cut
2292		2654
2293	sub inv_recursive_;	2655	sub inv_recursive_;
2294	sub inv_recursive_ {	2656	sub inv_recursive_ {
…		…
2299	inv_recursive_ inv $_[0]	2661	inv_recursive_ inv $_[0]
2300	}	2662	}
2301		2663
2302	=item $ref = $ob->ref	2664	=item $ref = $ob->ref
2303		2665
2304	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.
2305		2667
2306	=item $ob = cf::object::deref ($refstring)	2668	=item $ob = cf::object::deref ($refstring)
2307		2669
2308	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,
2309	even if the object actually exists. May block.	2671	even if the object actually exists. May block.
2310		2672
2311	=cut	2673	=cut
2312		2674
2313	sub deref {	2675	sub deref {
…		…
2341	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
2342	dialogue with the given NPC character.	2704	dialogue with the given NPC character.
2343		2705
2344	=cut	2706	=cut
2345		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
2346	# rough implementation of a future "reply" method that works	2722	# rough implementation of a future "reply" method that works
2347	# with dialog boxes.	2723	# with dialog boxes.
2348	#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
2349	sub cf::object::player::reply($$$;$) {	2725	sub cf::object::player::reply($$$;$) {
2350	my ($self, $npc, $msg, $flags) = @_;	2726	my ($self, $npc, $msg, $flags) = @_;
…		…
2361	my $dialog = $pl->{npc_dialog};	2737	my $dialog = $pl->{npc_dialog};
2362	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2738	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2363		2739
2364	} else {	2740	} else {
2365	$msg = $npc->name . " says: $msg" if $npc;	2741	$msg = $npc->name . " says: $msg" if $npc;
2366	$self->message ($msg, $flags);	2742	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2367	}	2743	}
2368	}	2744	}
2369	}	2745	}
2370		2746
2371	=item $object->send_msg ($channel, $msg, $color, [extra...])	2747	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2381	=item $player_object->may ("access")	2757	=item $player_object->may ("access")
2382		2758
2383	Returns wether the given player is authorized to access resource "access"	2759	Returns wether the given player is authorized to access resource "access"
2384	(e.g. "command_wizcast").	2760	(e.g. "command_wizcast").
2385		2761
		2762	This is implemented by checking a config setting of C<may_access> where
		2763	C<access> is replaced by the access string. The following alternatives are
		2764	possible (and are tested in order):
		2765
		2766	=over 4
		2767
		2768	=item * Player is DM
		2769
		2770	The request will succeed.
		2771
		2772	=item * may_access is an array reference
		2773
		2774	If either the player nickname or UUID is in the array, the request will
		2775	succeed, otherwise it will fail.
		2776
		2777	=item * may_access is a true value
		2778
		2779	The request will succeed.
		2780
		2781	=item * may_access is missing or false
		2782
		2783	The request will fail.
		2784
		2785	=back
		2786
2386	=cut	2787	=cut
2387		2788
2388	sub cf::object::player::may {	2789	sub cf::object::player::may {
2389	my ($self, $access) = @_;	2790	my ($self, $access) = @_;
2390		2791
2391	$self->flag (cf::FLAG_WIZ) ||	2792	$self->flag (cf::FLAG_WIZ) ||
2392	(ref $cf::CFG{"may_$access"}	2793	(ref $cf::CFG{"may_$access"}
2393	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	2794	? scalar grep $self->name eq $_ || $self->uuid eq $_, @{$cf::CFG{"may_$access"}}
2394	: $cf::CFG{"may_$access"})	2795	: $cf::CFG{"may_$access"})
2395	}	2796	}
2396		2797
2397	=item $player_object->enter_link	2798	=item $player_object->enter_link
2398		2799
2399	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}>).
2400		2801
2401	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.
2402	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.
2403		2806
2404	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.
2405		2814
2406	=item $player_object->leave_link ($map, $x, $y)	2815	=item $player_object->leave_link ($map, $x, $y)
2407		2816
2408	Moves the player out of the special C<{link}> map onto the specified	2817	Moves the player out of the special C<{link}> map onto the specified
2409	map. If the map is not valid (or omitted), the player will be moved back	2818	map. If the map is not valid (or omitted), the player will be moved back
…		…
2427	sub cf::object::player::enter_link {	2836	sub cf::object::player::enter_link {
2428	my ($self) = @_;	2837	my ($self) = @_;
2429		2838
2430	$self->deactivate_recursive;	2839	$self->deactivate_recursive;
2431		2840
		2841	++$self->{_link_recursion};
		2842
2432	return if UNIVERSAL::isa $self->map, "ext::map_link";	2843	return if UNIVERSAL::isa $self->map, "ext::map_link";
2433		2844
2434	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2845	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2435	if $self->map && $self->map->{path} ne "{link}";	2846	if $self->map && $self->map->{path} ne "{link}";
2436		2847
2437	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2848	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2438	}	2849	}
2439		2850
2440	sub cf::object::player::leave_link {	2851	sub cf::object::player::leave_link {
2441	my ($self, $map, $x, $y) = @_;	2852	my ($self, $map, $x, $y) = @_;
2442		2853
…		…
2459	($x, $y) = (-1, -1)	2870	($x, $y) = (-1, -1)
2460	unless (defined $x) && (defined $y);	2871	unless (defined $x) && (defined $y);
2461		2872
2462	# use -1 or undef as default coordinates, not 0, 0	2873	# use -1 or undef as default coordinates, not 0, 0
2463	($x, $y) = ($map->enter_x, $map->enter_y)	2874	($x, $y) = ($map->enter_x, $map->enter_y)
2464	if $x <=0 && $y <= 0;	2875	if $x <= 0 && $y <= 0;
2465		2876
2466	$map->load;	2877	$map->load;
2467	$map->load_neighbours;
2468		2878
2469	return unless $self->contr->active;	2879	return unless $self->contr->active;
2470	$self->activate_recursive;
2471		2880
2472	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2881	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2473	$self->enter_map ($map, $x, $y);	2882	if ($self->enter_map ($map, $x, $y)) {
2474	}	2883	# entering was successful
		2884	delete $self->{_link_recursion};
		2885	# only activate afterwards, to support waiting in hooks
		2886	$self->activate_recursive;
		2887	}
2475		2888
		2889	}
		2890
2476	=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)]])
2477		2892
2478	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
2479	her, loading and preparing them map, calling the provided $check callback	2894	her, loading and preparing them map, calling the provided $check callback
2480	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
2481	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
2482	be called at the end of this process.	2897	be called at the end of this process.
2483		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
2484	=cut	2902	=cut
2485		2903
2486	our $GOTOGEN;	2904	our $GOTOGEN;
2487		2905
2488	sub cf::object::player::goto {	2906	sub cf::object::player::goto {
2489	my ($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	}
2490		2914
2491	# 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
2492	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2916	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2493		2917
2494	$self->enter_link;	2918	$self->enter_link;
…		…
2514	($path, $x, $y) = (undef, undef, undef);	2938	($path, $x, $y) = (undef, undef, undef);
2515	}	2939	}
2516	}	2940	}
2517		2941
2518	my $map = eval {	2942	my $map = eval {
2519	my $map = defined $path ? cf::map::find $path : undef;	2943	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2520		2944
2521	if ($map) {	2945	if ($map) {
2522	$map = $map->customise_for ($self);	2946	$map = $map->customise_for ($self);
2523	$map = $check->($map) if $check && $map;	2947	$map = $check->($map, $x, $y, $self) if $check && $map;
2524	} else {	2948	} else {
2525	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2949	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2526	}	2950	}
2527		2951
2528	$map	2952	$map
…		…
2536	if ($gen == $self->{_goto_generation}) {	2960	if ($gen == $self->{_goto_generation}) {
2537	delete $self->{_goto_generation};	2961	delete $self->{_goto_generation};
2538	$self->leave_link ($map, $x, $y);	2962	$self->leave_link ($map, $x, $y);
2539	}	2963	}
2540		2964
2541	$done->() if $done;	2965	$done->($self) if $done;
2542	})->prio (1);	2966	})->prio (1);
2543	}	2967	}
2544		2968
2545	=item $player_object->enter_exit ($exit_object)	2969	=item $player_object->enter_exit ($exit_object)
2546		2970
…		…
2566	}	2990	}
2567		2991
2568	sub prepare_random_map {	2992	sub prepare_random_map {
2569	my ($exit) = @_;	2993	my ($exit) = @_;
2570		2994
2571	my $guard = cf::lock_acquire "exit_prepare:$exit";
2572
2573	# all this does is basically replace the /! path by	2995	# all this does is basically replace the /! path by
2574	# a new random map path (?random/...) with a seed	2996	# a new random map path (?random/...) with a seed
2575	# that depends on the exit object	2997	# that depends on the exit object
2576		2998
2577	my $rmp = parse_random_map_params $exit->msg;	2999	my $rmp = parse_random_map_params $exit->msg;
…		…
2579	if ($exit->map) {	3001	if ($exit->map) {
2580	$rmp->{region} = $exit->region->name;	3002	$rmp->{region} = $exit->region->name;
2581	$rmp->{origin_map} = $exit->map->path;	3003	$rmp->{origin_map} = $exit->map->path;
2582	$rmp->{origin_x} = $exit->x;	3004	$rmp->{origin_x} = $exit->x;
2583	$rmp->{origin_y} = $exit->y;	3005	$rmp->{origin_y} = $exit->y;
		3006
		3007	$exit->map->touch;
2584	}	3008	}
2585		3009
2586	$rmp->{random_seed} ||= $exit->random_seed;	3010	$rmp->{random_seed} ||= $exit->random_seed;
2587		3011
2588	my $data = cf::to_json $rmp;	3012	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2589	my $md5 = Digest::MD5::md5_hex $data;	3013	my $md5 = Digest::MD5::md5_hex $data;
2590	my $meta = "$RANDOMDIR/$md5.meta";	3014	my $meta = "$RANDOMDIR/$md5.meta";
2591		3015
2592	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	3016	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2593	aio_write $fh, 0, (length $data), $data, 0;	3017	aio_write $fh, 0, (length $data), $data, 0;
2594	undef $fh;	3018	undef $fh;
2595	aio_rename "$meta~", $meta;	3019	aio_rename "$meta~", $meta;
2596		3020
		3021	my $slaying = "?random/$md5";
		3022
		3023	if ($exit->valid) {
2597	$exit->slaying ("?random/$md5");	3024	$exit->slaying ("?random/$md5");
2598	$exit->msg (undef);	3025	$exit->msg (undef);
		3026	}
2599	}	3027	}
2600	}	3028	}
2601		3029
2602	sub cf::object::player::enter_exit {	3030	sub cf::object::player::enter_exit {
2603	my ($self, $exit) = @_;	3031	my ($self, $exit) = @_;
2604		3032
2605	return unless $self->type == cf::PLAYER;	3033	return unless $self->type == cf::PLAYER;
2606		3034
2607	if ($exit->slaying eq "/!") {
2608	#TODO: this should de-fi-ni-te-ly not be a sync-job
2609	# the problem is that $exit might not survive long enough
2610	# so it needs to be done right now, right here
2611	cf::sync_job { prepare_random_map $exit };
2612	}
2613
2614	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2615	my $hp = $exit->stats->hp;
2616	my $sp = $exit->stats->sp;
2617
2618	$self->enter_link;	3035	$self->enter_link;
2619		3036
2620	# if exit is damned, update players death & WoR home-position
2621	$self->contr->savebed ($slaying, $hp, $sp)
2622	if $exit->flag (FLAG_DAMNED);
2623
2624	(async {	3037	(async {
2625	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	3038	$Coro::current->{desc} = "enter_exit";
2626		3039
2627	$self->deactivate_recursive; # just to be sure
2628	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
2629	$self->goto ($slaying, $hp, $sp);	3070	$self->goto ($map, $x, $y);
2630		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
2631	1;	3076	1
2632	}) {	3077	}) {
2633	$self->message ("Something went wrong deep within the crossfire server. "	3078	$self->message ("Something went wrong deep within the deliantra server. "
2634	. "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. "
2635	. "Please report this to the dungeon master!",	3080	. "Please report this to the dungeon master!",
2636	cf::NDI_UNIQUE | cf::NDI_RED);	3081	cf::NDI_UNIQUE | cf::NDI_RED);
2637		3082
2638	warn "ERROR in enter_exit: $@";	3083	error "ERROR in enter_exit: $@";
2639	$self->leave_link;	3084	$self->leave_link;
2640	}	3085	}
2641	})->prio (1);	3086	})->prio (1);
2642	}	3087	}
2643		3088
2644	=head3 cf::client	3089	=head3 cf::client
2645		3090
2646	=over 4	3091	=over 4
2647		3092
2648	=item $client->send_drawinfo ($text, $flags)	3093	=item $client->send_big_packet ($pkt)
2649		3094
2650	Sends a drawinfo packet to the client. Circumvents output buffering so	3095	Like C<send_packet>, but tries to compress large packets, and fragments
2651	should not be used under normal circumstances.	3096	them as required.
2652		3097
2653	=cut	3098	=cut
2654		3099
		3100	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3101
2655	sub cf::client::send_drawinfo {	3102	sub cf::client::send_big_packet {
2656	my ($self, $text, $flags) = @_;	3103	my ($self, $pkt) = @_;
2657		3104
2658	utf8::encode $text;	3105	# try lzf for large packets
2659	$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);
2660	}	3116	}
2661		3117
2662	=item $client->send_msg ($channel, $msg, $color, [extra...])	3118	=item $client->send_msg ($channel, $msg, $color, [extra...])
2663		3119
2664	Send a drawinfo or msg packet to the client, formatting the msg for the	3120	Send a msg packet to the client, formatting the msg for the client if
2665	client if neccessary. C<$type> should be a string identifying the type of	3121	necessary. C<$type> should be a string identifying the type of the
2666	the message, with C<log> being the default. If C<$color> is negative, suppress	3122	message, with C<log> being the default. If C<$color> is negative, suppress
2667	the message unless the client supports the msg packet.	3123	the message unless the client supports the msg packet.
2668		3124
2669	=cut	3125	=cut
2670		3126
		3127	# non-persistent channels (usually the info channel)
2671	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	},
2672	"c/identify" => {	3135	"c/identify" => {
2673	id => "infobox",	3136	id => "infobox",
2674	title => "Identify",	3137	title => "Identify",
2675	reply => undef,	3138	reply => undef,
2676	tooltip => "Items recently identified",	3139	tooltip => "Items recently identified",
…		…
2678	"c/examine" => {	3141	"c/examine" => {
2679	id => "infobox",	3142	id => "infobox",
2680	title => "Examine",	3143	title => "Examine",
2681	reply => undef,	3144	reply => undef,
2682	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",
2683	},	3152	},
2684	"c/book" => {	3153	"c/book" => {
2685	id => "infobox",	3154	id => "infobox",
2686	title => "Book",	3155	title => "Book",
2687	reply => undef,	3156	reply => undef,
…		…
2691	id => "infobox",	3160	id => "infobox",
2692	title => "Look",	3161	title => "Look",
2693	reply => undef,	3162	reply => undef,
2694	tooltip => "What you saw there",	3163	tooltip => "What you saw there",
2695	},	3164	},
		3165	"c/who" => {
		3166	id => "infobox",
		3167	title => "Players",
		3168	reply => undef,
		3169	tooltip => "Shows players who are currently online",
		3170	},
		3171	"c/body" => {
		3172	id => "infobox",
		3173	title => "Body Parts",
		3174	reply => undef,
		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",
		3212	},
		3213	"c/uptime" => {
		3214	id => "infobox",
		3215	title => "Uptime",
		3216	reply => undef,
		3217	tooltip => "How long the server has been running since last restart",
		3218	},
		3219	"c/mapinfo" => {
		3220	id => "infobox",
		3221	title => "Map Info",
		3222	reply => undef,
		3223	tooltip => "Information related to the maps",
		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" => $CHAT_CHANNEL,
2696	);	3245	);
2697		3246
2698	sub cf::client::send_msg {	3247	sub cf::client::send_msg {
2699	my ($self, $channel, $msg, $color, @extra) = @_;	3248	my ($self, $channel, $msg, $color, @extra) = @_;
2700		3249
2701	$msg = $self->pl->expand_cfpod ($msg);	3250	$msg = $self->pl->expand_cfpod ($msg)
		3251	unless $color & cf::NDI_VERBATIM;
2702		3252
2703	$color &= cf::NDI_CLIENT_MASK; # just in case...	3253	$color &= cf::NDI_CLIENT_MASK; # just in case...
2704		3254
2705	# check predefined channels, for the benefit of C	3255	# check predefined channels, for the benefit of C
2706	if ($CHANNEL{$channel}) {	3256	if ($CHANNEL{$channel}) {
2707	$channel = $CHANNEL{$channel};	3257	$channel = $CHANNEL{$channel};
2708		3258
2709	$self->ext_msg (channel_info => $channel)	3259	$self->ext_msg (channel_info => $channel);
2710	if $self->can_msg;
2711
2712	$channel = $channel->{id};	3260	$channel = $channel->{id};
2713		3261
2714	} elsif (ref $channel) {	3262	} elsif (ref $channel) {
2715	# send meta info to client, if not yet sent	3263	# send meta info to client, if not yet sent
2716	unless (exists $self->{channel}{$channel->{id}}) {	3264	unless (exists $self->{channel}{$channel->{id}}) {
2717	$self->{channel}{$channel->{id}} = $channel;	3265	$self->{channel}{$channel->{id}} = $channel;
2718	$self->ext_msg (channel_info => $channel)	3266	$self->ext_msg (channel_info => $channel);
2719	if $self->can_msg;
2720	}	3267	}
2721		3268
2722	$channel = $channel->{id};	3269	$channel = $channel->{id};
2723	}	3270	}
2724		3271
2725	return unless @extra || length $msg;	3272	return unless @extra || length $msg;
2726		3273
2727	if ($self->can_msg) {
2728	# default colour, mask it out	3274	# default colour, mask it out
2729	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3275	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2730	if $color & cf::NDI_DEF;	3276	if $color & cf::NDI_DEF;
2731		3277
2732	$self->send_packet ("msg " . $self->{json_coder}->encode (	3278	my $pkt = "msg "
		3279	. $self->{json_coder}->encode (
2733	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3280	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2734	} else {	3281	);
2735	if ($color >= 0) {
2736	# replace some tags by gcfclient-compatible ones
2737	for ($msg) {
2738	1 while
2739	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2740	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2741	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2742	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2743	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2744	}
2745		3282
2746	$color &= cf::NDI_COLOR_MASK;	3283	$self->send_big_packet ($pkt);
2747
2748	utf8::encode $msg;
2749
2750	if (0 && $msg =~ /\[/) {
2751	# COMMAND/INFO
2752	$self->send_packet ("drawextinfo $color 10 8 $msg")
2753	} else {
2754	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2755	$self->send_packet ("drawinfo $color $msg")
2756	}
2757	}
2758	}
2759	}	3284	}
2760		3285
2761	=item $client->ext_msg ($type, @msg)	3286	=item $client->ext_msg ($type, @msg)
2762		3287
2763	Sends an ext event to the client.	3288	Sends an ext event to the client.
…		…
2765	=cut	3290	=cut
2766		3291
2767	sub cf::client::ext_msg($$@) {	3292	sub cf::client::ext_msg($$@) {
2768	my ($self, $type, @msg) = @_;	3293	my ($self, $type, @msg) = @_;
2769		3294
2770	if ($self->extcmd == 2) {
2771	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3295	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2772	} elsif ($self->extcmd == 1) { # TODO: remove
2773	push @msg, msgtype => "event_$type";
2774	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2775	}
2776	}
2777
2778	=item $client->ext_reply ($msgid, @msg)
2779
2780	Sends an ext reply to the client.
2781
2782	=cut
2783
2784	sub cf::client::ext_reply($$@) {
2785	my ($self, $id, @msg) = @_;
2786
2787	if ($self->extcmd == 2) {
2788	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2789	} elsif ($self->extcmd == 1) {
2790	#TODO: version 1, remove
2791	unshift @msg, msgtype => "reply", msgid => $id;
2792	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2793	}
2794	}	3296	}
2795		3297
2796	=item $success = $client->query ($flags, "text", \&cb)	3298	=item $success = $client->query ($flags, "text", \&cb)
2797		3299
2798	Queues a query to the client, calling the given callback with	3300	Queues a query to the client, calling the given callback with
…		…
2818		3320
2819	$self->send_packet ($self->{query_queue}[0][0])	3321	$self->send_packet ($self->{query_queue}[0][0])
2820	if @{ $self->{query_queue} } == 1;	3322	if @{ $self->{query_queue} } == 1;
2821		3323
2822	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;
2823	}	3364	}
2824		3365
2825	cf::client->attach (	3366	cf::client->attach (
2826	on_connect => sub {	3367	on_connect => sub {
2827	my ($ns) = @_;	3368	my ($ns) = @_;
…		…
2853	my ($ns, $buf) = @_;	3394	my ($ns, $buf) = @_;
2854		3395
2855	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3396	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2856		3397
2857	if (ref $msg) {	3398	if (ref $msg) {
2858	my ($type, $reply, @payload) =	3399	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2859	"ARRAY" eq ref $msg
2860	? @$msg
2861	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2862		3400
2863	my @reply;
2864
2865	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}) {
2866	@reply = $cb->($ns, @payload);	3414	@reply = $cb->($ns, @payload);
		3415	}
		3416
		3417	$ns->ext_msg ("reply-$reply", @reply)
		3418	if $reply;
2867	}	3419	}
2868
2869	$ns->ext_reply ($reply, @reply)
2870	if $reply;
2871
2872	} else {	3420	} else {
2873	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";
2874	}	3422	}
2875		3423
2876	cf::override;	3424	cf::override;
2877	},	3425	},
2878	);	3426	);
…		…
2898		3446
2899	$coro	3447	$coro
2900	}	3448	}
2901		3449
2902	cf::client->attach (	3450	cf::client->attach (
2903	on_destroy => sub {	3451	on_client_destroy => sub {
2904	my ($ns) = @_;	3452	my ($ns) = @_;
2905		3453
2906	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3454	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2907	},	3455	},
2908	);	3456	);
…		…
2924	our $safe_hole = new Safe::Hole;	3472	our $safe_hole = new Safe::Hole;
2925		3473
2926	$SIG{FPE} = 'IGNORE';	3474	$SIG{FPE} = 'IGNORE';
2927		3475
2928	$safe->permit_only (Opcode::opset qw(	3476	$safe->permit_only (Opcode::opset qw(
2929	:base_core :base_mem :base_orig :base_math	3477	:base_core :base_mem :base_orig :base_math :base_loop
2930	grepstart grepwhile mapstart mapwhile	3478	grepstart grepwhile mapstart mapwhile
2931	sort time	3479	sort time
2932	));	3480	));
2933		3481
2934	# here we export the classes and methods available to script code	3482	# here we export the classes and methods available to script code
…		…
2937		3485
2938	The following functions and methods are available within a safe environment:	3486	The following functions and methods are available within a safe environment:
2939		3487
2940	cf::object	3488	cf::object
2941	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
2942	insert remove name archname title slaying race decrease_ob_nr	3490	insert remove name archname title slaying race decrease split
		3491	value
2943		3492
2944	cf::object::player	3493	cf::object::player
2945	player	3494	player
2946		3495
2947	cf::player	3496	cf::player
…		…
2952		3501
2953	=cut	3502	=cut
2954		3503
2955	for (	3504	for (
2956	["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
2957	insert remove inv name archname title slaying race	3506	insert remove inv nrof name archname title slaying race
2958	decrease_ob_nr destroy)],	3507	decrease split destroy change_exp value msg lore send_msg)],
2959	["cf::object::player" => qw(player)],	3508	["cf::object::player" => qw(player)],
2960	["cf::player" => qw(peaceful)],	3509	["cf::player" => qw(peaceful send_msg)],
2961	["cf::map" => qw(trigger)],	3510	["cf::map" => qw(trigger)],
2962	) {	3511	) {
2963	no strict 'refs';
2964	my ($pkg, @funs) = @$_;	3512	my ($pkg, @funs) = @$_;
2965	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3513	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2966	for @funs;	3514	for @funs;
2967	}	3515	}
2968		3516
…		…
2983		3531
2984	my $qcode = $code;	3532	my $qcode = $code;
2985	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3533	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2986	$qcode =~ s/\n/\\n/g;	3534	$qcode =~ s/\n/\\n/g;
2987		3535
		3536	%vars = (_dummy => 0) unless %vars;
		3537
		3538	my @res;
2988	local $_;	3539	local $_;
2989	local @safe::cf::_safe_eval_args = values %vars;
2990		3540
2991	my $eval =	3541	my $eval =
2992	"do {\n"	3542	"do {\n"
2993	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3543	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2994	. "#line 0 \"{$qcode}\"\n"	3544	. "#line 0 \"{$qcode}\"\n"
2995	. $code	3545	. $code
2996	. "\n}"	3546	. "\n}"
2997	;	3547	;
2998		3548
		3549	if ($CFG{safe_eval}) {
2999	sub_generation_inc;	3550	sub_generation_inc;
		3551	local @safe::cf::_safe_eval_args = values %vars;
3000	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3552	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3001	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	}
3002		3558
3003	if ($@) {	3559	if ($@) {
3004	warn "$@";	3560	warn "$@",
3005	warn "while executing safe code '$code'\n";	3561	"while executing safe code '$code'\n",
3006	warn "with arguments " . (join " ", %vars) . "\n";	3562	"with arguments " . (join " ", %vars) . "\n";
3007	}	3563	}
3008		3564
3009	wantarray ? @res : $res[0]	3565	wantarray ? @res : $res[0]
3010	}	3566	}
3011		3567
…		…
3025	=cut	3581	=cut
3026		3582
3027	sub register_script_function {	3583	sub register_script_function {
3028	my ($fun, $cb) = @_;	3584	my ($fun, $cb) = @_;
3029		3585
3030	no strict 'refs';	3586	$fun = "safe::$fun" if $CFG{safe_eval};
3031	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3587	*$fun = $safe_hole->wrap ($cb);
3032	}	3588	}
3033		3589
3034	=back	3590	=back
3035		3591
3036	=cut	3592	=cut
3037		3593
3038	#############################################################################	3594	#############################################################################
3039	# the server's init and main functions	3595	# the server's init and main functions
3040		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, $_[0]);
		3670	};
		3671	}
		3672	}
		3673
3041	sub load_facedata($) {	3674	sub load_facedata($) {
3042	my ($path) = @_;	3675	my ($path) = @_;
3043		3676
3044	# HACK to clear player env face cache, we need some signal framework
3045	# for this (global event?)
3046	%ext::player_env::MUSIC_FACE_CACHE = ();
3047
3048	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3677	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3049		3678
3050	warn "loading facedata from $path\n";	3679	trace "loading facedata from $path\n";
3051		3680
3052	my $facedata;	3681	my $facedata = decode_storable load_file "$path/faceinfo";
3053	0 < aio_load $path, $facedata
3054	or die "$path: $!";
3055
3056	$facedata = Coro::Storable::thaw $facedata;
3057		3682
3058	$facedata->{version} == 2	3683	$facedata->{version} == 2
3059	or cf::cleanup "$path: version mismatch, cannot proceed.";	3684	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3060		3685
3061	# patch in the exptable	3686	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3062	$facedata->{resource}{"res/exp_table"} = {	3687	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3063	type => FT_RSRC,	3688
3064	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
3065	};	3690
3066	cf::cede_to_tick;	3691	# BEGIN ATOMIC
		3692	# from here on, everything must be atomic - no thread switch allowed
		3693	my $t1 = EV::time;
3067		3694
3068	{	3695	{
3069	my $faces = $facedata->{faceinfo};	3696	my $faces = $facedata->{faceinfo};
3070		3697
3071	while (my ($face, $info) = each %$faces) {	3698	for my $face (sort keys %$faces) {
		3699	my $info = $faces->{$face};
3072	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3700	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3701
3073	cf::face::set_visibility $idx, $info->{visibility};	3702	cf::face::set_visibility $idx, $info->{visibility};
3074	cf::face::set_magicmap $idx, $info->{magicmap};	3703	cf::face::set_magicmap $idx, $info->{magicmap};
3075	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};
3076	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};
3077		3706	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3078	cf::cede_to_tick;	3707	$cf::face::HASH{$info->{hash64}} = $idx;
		3708	delete $cf::face::META[$idx];
3079	}	3709	}
3080		3710
3081	while (my ($face, $info) = each %$faces) {	3711	while (my ($face, $info) = each %$faces) {
3082	next unless $info->{smooth};	3712	next unless $info->{smooth};
		3713
3083	my $idx = cf::face::find $face	3714	my $idx = cf::face::find $face
3084	or next;	3715	or next;
		3716
3085	if (my $smooth = cf::face::find $info->{smooth}) {	3717	if (my $smooth = cf::face::find $info->{smooth}) {
3086	cf::face::set_smooth $idx, $smooth;	3718	cf::face::set_smooth $idx, $smooth;
3087	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3719	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3088	} else {	3720	} else {
3089	warn "smooth face '$info->{smooth}' not found for face '$face'";	3721	error "smooth face '$info->{smooth}' not found for face '$face'";
3090	}	3722	}
3091
3092	cf::cede_to_tick;
3093	}	3723	}
3094	}	3724	}
3095		3725
3096	{	3726	{
3097	my $anims = $facedata->{animinfo};	3727	my $anims = $facedata->{animinfo};
3098		3728
3099	while (my ($anim, $info) = each %$anims) {	3729	while (my ($anim, $info) = each %$anims) {
3100	cf::anim::set $anim, $info->{frames}, $info->{facings};	3730	cf::anim::set $anim, $info->{frames}, $info->{facings};
3101	cf::cede_to_tick;
3102	}	3731	}
3103		3732
3104	cf::anim::invalidate_all; # d'oh	3733	cf::anim::invalidate_all; # d'oh
3105	}	3734	}
3106		3735
3107	{	3736	{
3108	# TODO: for gcfclient pleasure, we should give resources
3109	# that gcfclient doesn't grok a >10000 face index.
3110	my $res = $facedata->{resource};	3737	my $res = $facedata->{resource};
3111		3738
3112	my $soundconf = delete $res->{"res/sound.conf"};
3113
3114	while (my ($name, $info) = each %$res) {	3739	while (my ($name, $info) = each %$res) {
		3740	if (defined (my $type = $info->{type})) {
		3741	# TODO: different hash - must free and use new index, or cache ixface data queue
3115	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3742	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3116	my $data;
3117		3743
3118	if ($info->{type} & 1) {	3744	cf::face::set_type $idx, $type;
3119	# prepend meta info	3745	cf::face::set_csum $idx, 0, $info->{hash};
3120		3746	$cf::face::SIZE[0][$idx] = $info->{size};
3121	my $meta = $enc->encode ({	3747	$cf::face::FOFS[0][$idx] = $info->{fofs};
3122	name => $name,	3748	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3123	%{ $info->{meta} || {} },	3749	$cf::face::HASH{$info->{hash}} = $idx;
3124	});
3125
3126	$data = pack "(w/a*)*", $meta, $info->{data};
3127	} else {	3750	} else {
3128	$data = $info->{data};	3751	# $RESOURCE{$name} = $info; # unused
3129	}	3752	}
3130
3131	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3132	cf::face::set_type $idx, $info->{type};
3133
3134	cf::cede_to_tick;
3135	}
3136
3137	if ($soundconf) {
3138	$soundconf = $enc->decode (delete $soundconf->{data});
3139
3140	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3141	my $sound = $soundconf->{compat}[$_]
3142	or next;
3143
3144	my $face = cf::face::find "sound/$sound->[1]";
3145	cf::sound::set $sound->[0] => $face;
3146	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3147	}	3753	}
3148
3149	while (my ($k, $v) = each %{$soundconf->{event}}) {
3150	my $face = cf::face::find "sound/$v";
3151	cf::sound::set $k => $face;
3152	}
3153	}
3154	}	3754	}
		3755
		3756	($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;
		3765
		3766	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3767
		3768	aio_close $fh if $fh; # close old facedata
3155		3769
3156	1	3770	1
3157	}	3771	}
3158		3772
3159	register_exticmd fx_want => sub {	3773	register_exticmd fx_want => sub {
…		…
3161		3775
3162	while (my ($k, $v) = each %$want) {	3776	while (my ($k, $v) = each %$want) {
3163	$ns->fx_want ($k, $v);	3777	$ns->fx_want ($k, $v);
3164	}	3778	}
3165	};	3779	};
		3780
		3781	sub load_resource_file($) {
		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	}
3166		3804
3167	sub reload_regions {	3805	sub reload_regions {
3168	# 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
3169	# for this (global event?)	3807	# for this (global event?)
3170	%ext::player_env::MUSIC_FACE_CACHE = ();	3808	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3177	if exists $_->{match};	3815	if exists $_->{match};
3178	}	3816	}
3179	}	3817	}
3180		3818
3181	sub reload_facedata {	3819	sub reload_facedata {
3182	load_facedata "$DATADIR/facedata"	3820	load_facedata $DATADIR
3183	or die "unable to load facedata\n";	3821	or die "unable to load facedata\n";
3184	}	3822	}
3185		3823
3186	sub reload_archetypes {	3824	sub reload_archetypes {
3187	load_resource_file "$DATADIR/archetypes"	3825	load_resource_file "$DATADIR/archetypes"
3188	or die "unable to load archetypes\n";	3826	or die "unable to load archetypes\n";
3189	#d# NEED to laod twice to resolve forward references	3827
3190	# this really needs to be done in an extra post-pass	3828	cf::face::set
3191	# (which needs to be synchronous, so solve it differently)	3829	"res/skill_info" => FT_RSRC,
3192	load_resource_file "$DATADIR/archetypes"	3830	JSON::XS->new->utf8->canonical->encode (
3193	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 $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3850	}
		3851
		3852	cf::client::set_command_face skill => \@commands;
3194	}	3853	}
3195		3854
3196	sub reload_treasures {	3855	sub reload_treasures {
3197	load_resource_file "$DATADIR/treasures"	3856	load_resource_file "$DATADIR/treasures"
3198	or die "unable to load treasurelists\n";	3857	or die "unable to load treasurelists\n";
3199	}	3858	}
3200		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
3201	sub reload_resources {	3880	sub reload_resources {
3202	warn "reloading resource files...\n";	3881	trace "reloading resource files...\n";
3203		3882
		3883	reload_materials;
		3884	reload_facedata;
		3885	reload_exp_table;
		3886	reload_sound;
		3887	reload_archetypes;
3204	reload_regions;	3888	reload_regions;
3205	reload_facedata;
3206	#reload_archetypes;#d#
3207	reload_archetypes;
3208	reload_treasures;	3889	reload_treasures;
3209		3890
3210	warn "finished reloading resource files\n";	3891	trace "finished reloading resource files\n";
3211	}
3212
3213	sub init {
3214	reload_resources;
3215	}	3892	}
3216		3893
3217	sub reload_config {	3894	sub reload_config {
3218	open my $fh, "<:utf8", "$CONFDIR/config"	3895	trace "reloading config file...\n";
3219	or return;
3220		3896
3221	local $/;	3897	my $config = load_file "$CONFDIR/config";
3222	*CFG = YAML::Syck::Load <$fh>;	3898	utf8::decode $config;
		3899	*CFG = decode_yaml $config;
3223		3900
3224	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3901	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3225		3902
3226	$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};
3227	$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};
3228		3905
3229	if (exists $CFG{mlockall}) {	3906	if (exists $CFG{mlockall}) {
…		…
3233	};	3910	};
3234	warn $@ if $@;	3911	warn $@ if $@;
3235	}	3912	}
3236	}	3913	}
3237		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
3238	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
3239	# we must not ever block the main coroutine	3953	# we must not ever block the main coroutine
3240	local $Coro::idle = sub {	3954	$Coro::idle = sub {
3241	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#
3242	(async {	3956	(async {
3243	$Coro::current->{desc} = "IDLE BUG HANDLER";	3957	$Coro::current->{desc} = "IDLE BUG HANDLER";
3244	Event::one_event;	3958	EV::run EV::RUN_ONCE;
3245	})->prio (Coro::PRIO_MAX);	3959	})->prio (Coro::PRIO_MAX);
3246	};	3960	};
3247		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;
3248	reload_config;	3976	reload_config;
3249	db_init;	3977
		3978	cf::init_uuid;
		3979	cf::init_signals;
		3980	cf::init_skills;
		3981
		3982	cf::init_beforeplay;
		3983
		3984	atomic;
		3985
3250	load_extensions;	3986	load_extensions;
3251		3987
3252	$TICK_WATCHER->start;	3988	utime time, time, $RUNTIMEFILE;
3253	Event::loop;	3989
		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;
3254	}	4005	}
3255		4006
3256	#############################################################################	4007	#############################################################################
3257	# initialisation and cleanup	4008	# initialisation and cleanup
3258		4009
3259	# install some emergency cleanup handlers	4010	# install some emergency cleanup handlers
3260	BEGIN {	4011	BEGIN {
		4012	our %SIGWATCHER = ();
3261	for my $signal (qw(INT HUP TERM)) {	4013	for my $signal (qw(INT HUP TERM)) {
3262	Event->signal (	4014	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3263	reentrant => 0,
3264	data => WF_AUTOCANCEL,
3265	signal => $signal,
3266	prio => 0,
3267	cb => sub {
3268	cf::cleanup "SIG$signal";	4015	cf::cleanup "SIG$signal";
3269	},
3270	);	4016	};
3271	}	4017	}
3272	}	4018	}
3273		4019
3274	sub write_runtime {	4020	sub write_runtime_sync {
3275	my $runtime = "$LOCALDIR/runtime";	4021	my $t0 = AE::time;
3276		4022
3277	# first touch the runtime file to show we are still running:	4023	# first touch the runtime file to show we are still running:
3278	# the fsync below can take a very very long time.	4024	# the fsync below can take a very very long time.
3279		4025
3280	IO::AIO::aio_utime $runtime, undef, undef;	4026	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3281		4027
3282	my $guard = cf::lock_acquire "write_runtime";	4028	my $guard = cf::lock_acquire "write_runtime";
3283		4029
3284	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	4030	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3285	or return;	4031	or return;
3286		4032
3287	my $value = $cf::RUNTIME + 90 + 10;	4033	my $value = $cf::RUNTIME + 90 + 10;
3288	# 10 is the runtime save interval, for a monotonic clock	4034	# 10 is the runtime save interval, for a monotonic clock
3289	# 60 allows for the watchdog to kill the server.	4035	# 60 allows for the watchdog to kill the server.
…		…
3299	aio_utime $fh, undef, undef;	4045	aio_utime $fh, undef, undef;
3300		4046
3301	close $fh	4047	close $fh
3302	or return;	4048	or return;
3303		4049
3304	aio_rename "$runtime~", $runtime	4050	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3305	and return;	4051	and return;
3306		4052
3307	warn "runtime file written.\n";	4053	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3308		4054
3309	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 };
3310	}	4106	}
3311		4107
3312	sub emergency_save() {	4108	sub emergency_save() {
3313	my $freeze_guard = cf::freeze_mainloop;	4109	my $freeze_guard = cf::freeze_mainloop;
3314		4110
3315	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;
3316		4117
3317	cf::sync_job {	4118	cf::sync_job {
		4119	cf::write_runtime_sync; # external watchdog should not bark
		4120
3318	# use a peculiar iteration method to avoid tripping on perl	4121	# use a peculiar iteration method to avoid tripping on perl
3319	# refcount bugs in for. also avoids problems with players	4122	# refcount bugs in for. also avoids problems with players
3320	# and maps saved/destroyed asynchronously.	4123	# and maps saved/destroyed asynchronously.
3321	warn "begin emergency player save\n";	4124	info "emergency_perl_save: begin player save\n";
3322	for my $login (keys %cf::PLAYER) {	4125	for my $login (keys %cf::PLAYER) {
3323	my $pl = $cf::PLAYER{$login} or next;	4126	my $pl = $cf::PLAYER{$login} or next;
3324	$pl->valid or next;	4127	$pl->valid or next;
3325	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4128	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3326	$pl->save;	4129	$pl->save;
3327	}	4130	}
3328	warn "end emergency player save\n";	4131	info "emergency_perl_save: end player save\n";
3329		4132
3330	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";
3331	for my $path (keys %cf::MAP) {	4136	for my $path (keys %cf::MAP) {
3332	my $map = $cf::MAP{$path} or next;	4137	my $map = $cf::MAP{$path} or next;
3333	$map->valid or next;	4138	$map->valid or next;
3334	$map->save;	4139	$map->save;
3335	}	4140	}
3336	warn "end emergency map save\n";	4141	info "emergency_perl_save: end map save\n";
3337		4142
3338	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";
3339	BDB::db_env_txn_checkpoint $DB_ENV;	4146	BDB::db_env_txn_checkpoint $DB_ENV;
3340	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 $DB_ENV;
		4157
		4158	info "emergency_perl_save: starting sync\n";
		4159	IO::AIO::aio_sync sub {
		4160	info "emergency_perl_save: finished sync\n";
		4161	};
		4162
		4163	cf::write_runtime_sync; # external watchdog should not bark
		4164
		4165	trace "emergency_perl_save: flushing outstanding aio requests";
		4166	while (IO::AIO::nreqs || BDB::nreqs) {
		4167	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4168	}
		4169
		4170	cf::write_runtime_sync; # external watchdog should not bark
3341	};	4171	};
3342		4172
3343	warn "leave emergency perl save\n";	4173	info "emergency_perl_save: leave\n";
3344	}	4174	}
3345		4175
3346	sub post_cleanup {	4176	sub post_cleanup {
3347	my ($make_core) = @_;	4177	my ($make_core) = @_;
3348		4178
		4179	IO::AIO::flush;
		4180
3349	warn Carp::longmess "post_cleanup backtrace"	4181	error Carp::longmess "post_cleanup backtrace"
3350	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	}
3351	}	4211	}
3352		4212
3353	sub do_reload_perl() {	4213	sub do_reload_perl() {
3354	# can/must only be called in main	4214	# can/must only be called in main
3355	if ($Coro::current != $Coro::main) {	4215	unless (in_main) {
3356	warn "can only reload from main coroutine";	4216	error "can only reload from main coroutine";
3357	return;	4217	return;
3358	}	4218	}
3359		4219
3360	warn "reloading...";	4220	return if $RELOAD++;
3361		4221
3362	warn "entering sync_job";	4222	my $t1 = AE::time;
3363		4223
		4224	while ($RELOAD) {
		4225	cf::get_slot 0.1, -1, "reload_perl";
		4226	info "perl_reload: reloading...";
		4227
		4228	trace "perl_reload: entering sync_job";
		4229
3364	cf::sync_job {	4230	cf::sync_job {
3365	cf::write_runtime; # external watchdog should not bark
3366	cf::emergency_save;	4231	#cf::emergency_save;
3367	cf::write_runtime; # external watchdog should not bark
3368		4232
3369	warn "syncing database to disk";
3370	BDB::db_env_txn_checkpoint $DB_ENV;
3371
3372	# if anything goes wrong in here, we should simply crash as we already saved
3373
3374	warn "cancelling all WF_AUTOCANCEL watchers";
3375	for (Event::all_watchers) {
3376	$_->cancel if $_->data & WF_AUTOCANCEL;
3377	}
3378
3379	warn "flushing outstanding aio requests";
3380	for (;;) {
3381	BDB::flush;
3382	IO::AIO::flush;
3383	Coro::cede_notself;
3384	last unless IO::AIO::nreqs || BDB::nreqs;
3385	warn "iterate...";
3386	}
3387
3388	++$RELOAD;
3389
3390	warn "cancelling all extension coros";	4233	trace "perl_reload: cancelling all extension coros";
3391	$_->cancel for values %EXT_CORO;	4234	$_->cancel for values %EXT_CORO;
3392	%EXT_CORO = ();	4235	%EXT_CORO = ();
3393		4236
3394	warn "removing commands";	4237	trace "perl_reload: removing commands";
3395	%COMMAND = ();	4238	%COMMAND = ();
3396		4239
3397	warn "removing ext/exti commands";	4240	trace "perl_reload: removing ext/exti commands";
3398	%EXTCMD = ();	4241	%EXTCMD = ();
3399	%EXTICMD = ();	4242	%EXTICMD = ();
3400		4243
3401	warn "unloading/nuking all extensions";	4244	trace "perl_reload: unloading/nuking all extensions";
3402	for my $pkg (@EXTS) {	4245	for my $pkg (@EXTS) {
3403	warn "... unloading $pkg";	4246	trace "... unloading $pkg";
3404		4247
3405	if (my $cb = $pkg->can ("unload")) {	4248	if (my $cb = $pkg->can ("unload")) {
3406	eval {	4249	eval {
3407	$cb->($pkg);	4250	$cb->($pkg);
3408	1	4251	1
3409	} 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;
3410	}	4257	}
3411		4258
3412	warn "... nuking $pkg";
3413	Symbol::delete_package $pkg;
3414	}
3415
3416	warn "unloading all perl modules loaded from $LIBDIR";	4259	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3417	while (my ($k, $v) = each %INC) {	4260	while (my ($k, $v) = each %INC) {
3418	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4261	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3419		4262
3420	warn "... unloading $k";	4263	trace "... unloading $k";
3421	delete $INC{$k};	4264	delete $INC{$k};
3422		4265
3423	$k =~ s/\.pm$//;	4266	$k =~ s/\.pm$//;
3424	$k =~ s/\//::/g;	4267	$k =~ s/\//::/g;
3425		4268
3426	if (my $cb = $k->can ("unload_module")) {	4269	if (my $cb = $k->can ("unload_module")) {
3427	$cb->();	4270	$cb->();
		4271	}
		4272
		4273	clear_package $k;
3428	}	4274	}
3429		4275
3430	Symbol::delete_package $k;
3431	}
3432
3433	warn "getting rid of safe::, as good as possible";	4276	trace "perl_reload: getting rid of safe::, as good as possible";
3434	Symbol::delete_package "safe::$_"	4277	clear_package "safe::$_"
3435	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);
3436		4279
3437	warn "unloading cf.pm \"a bit\"";	4280	trace "perl_reload: unloading cf.pm \"a bit\"";
3438	delete $INC{"cf.pm"};	4281	delete $INC{"cf.pm"};
3439	delete $INC{"cf/pod.pm"};	4282	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3440		4283
3441	# don't, removes xs symbols, too,	4284	# don't, removes xs symbols, too,
3442	# and global variables created in xs	4285	# and global variables created in xs
3443	#Symbol::delete_package __PACKAGE__;	4286	#clear_package __PACKAGE__;
3444		4287
3445	warn "unload completed, starting to reload now";	4288	info "perl_reload: unload completed, starting to reload now";
3446		4289
3447	warn "reloading cf.pm";	4290	trace "perl_reload: reloading cf.pm";
3448	require cf;	4291	require cf;
3449	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4292	cf::_connect_to_perl_1;
3450		4293
3451	warn "loading config and database again";	4294	trace "perl_reload: loading config and database again";
3452	cf::reload_config;	4295	cf::reload_config;
3453		4296
3454	warn "loading extensions";	4297	trace "perl_reload: loading extensions";
3455	cf::load_extensions;	4298	cf::load_extensions;
3456		4299
		4300	if ($REATTACH_ON_RELOAD) {
3457	warn "reattaching attachments to objects/players";	4301	trace "perl_reload: reattaching attachments to objects/players";
3458	_global_reattach; # objects, sockets	4302	_global_reattach; # objects, sockets
3459	warn "reattaching attachments to maps";	4303	trace "perl_reload: reattaching attachments to maps";
3460	reattach $_ for values %MAP;	4304	reattach $_ for values %MAP;
3461	warn "reattaching attachments to players";	4305	trace "perl_reload: reattaching attachments to players";
3462	reattach $_ for values %PLAYER;	4306	reattach $_ for values %PLAYER;
		4307	}
3463		4308
3464	warn "leaving sync_job";	4309	cf::_post_init 1;
3465		4310
		4311	trace "perl_reload: leaving sync_job";
		4312
3466	1	4313	1
3467	} or do {	4314	} or do {
3468	warn $@;	4315	error $@;
3469	warn "error while reloading, exiting.";	4316	cf::cleanup "perl_reload: error, exiting.";
3470	exit 1;	4317	};
		4318
		4319	--$RELOAD;
3471	};	4320	}
3472		4321
3473	warn "reloaded";	4322	$t1 = AE::time - $t1;
		4323	info "perl_reload: completed in ${t1}s\n";
3474	};	4324	};
3475		4325
3476	our $RELOAD_WATCHER; # used only during reload	4326	our $RELOAD_WATCHER; # used only during reload
3477		4327
3478	sub reload_perl() {	4328	sub reload_perl() {
3479	# doing reload synchronously and two reloads happen back-to-back,	4329	# doing reload synchronously and two reloads happen back-to-back,
3480	# coro crashes during coro_state_free->destroy here.	4330	# coro crashes during coro_state_free->destroy here.
3481		4331
3482	$RELOAD_WATCHER ||= Event->timer (	4332	$RELOAD_WATCHER ||= cf::async {
3483	reentrant => 0,	4333	Coro::AIO::aio_wait cache_extensions;
3484	after => 0,	4334
3485	data => WF_AUTOCANCEL,	4335	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3486	cb => sub {
3487	do_reload_perl;	4336	do_reload_perl;
3488	undef $RELOAD_WATCHER;	4337	undef $RELOAD_WATCHER;
3489	},	4338	};
3490	);	4339	};
3491	}	4340	}
3492		4341
3493	register_command "reload" => sub {	4342	register_command "reload" => sub {
3494	my ($who, $arg) = @_;	4343	my ($who, $arg) = @_;
3495		4344
…		…
3500	reload_perl;	4349	reload_perl;
3501	};	4350	};
3502	}	4351	}
3503	};	4352	};
3504		4353
3505	unshift @INC, $LIBDIR;	4354	#############################################################################
3506		4355
3507	my $bug_warning = 0;	4356	my $bug_warning = 0;
3508		4357
3509	our @WAIT_FOR_TICK;
3510	our @WAIT_FOR_TICK_BEGIN;
3511
3512	sub wait_for_tick {	4358	sub wait_for_tick() {
3513	return unless $TICK_WATCHER->is_active;	4359	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3514	return if $Coro::current == $Coro::main;
3515		4360
3516	my $signal = new Coro::Signal;	4361	$WAIT_FOR_TICK->wait;
3517	push @WAIT_FOR_TICK, $signal;
3518	$signal->wait;
3519	}	4362	}
3520		4363
3521	sub wait_for_tick_begin {	4364	sub wait_for_tick_begin() {
3522	return unless $TICK_WATCHER->is_active;	4365	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3523	return if $Coro::current == $Coro::main;
3524		4366
3525	my $signal = new Coro::Signal;	4367	my $signal = new Coro::Signal;
3526	push @WAIT_FOR_TICK_BEGIN, $signal;	4368	push @WAIT_FOR_TICK_BEGIN, $signal;
3527	$signal->wait;	4369	$signal->wait;
3528	}	4370	}
3529		4371
3530	$TICK_WATCHER = Event->timer (	4372	sub tick {
3531	reentrant => 0,
3532	parked => 1,
3533	prio => 0,
3534	at => $NEXT_TICK || $TICK,
3535	data => WF_AUTOCANCEL,
3536	cb => sub {
3537	if ($Coro::current != $Coro::main) {	4373	if ($Coro::current != $Coro::main) {
3538	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4374	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3539	unless ++$bug_warning > 10;	4375	unless ++$bug_warning > 10;
3540	return;	4376	return;
3541	}	4377	}
3542		4378
3543	$NOW = $tick_start = Event::time;	4379	cf::one_tick; # one server iteration
3544		4380
3545	cf::server_tick; # one server iteration	4381	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3546		4382
3547	$RUNTIME += $TICK;
3548	$NEXT_TICK += $TICK;
3549
3550	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4383	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3551	$NEXT_RUNTIME_WRITE = $NOW + 10;	4384	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3552	Coro::async_pool {	4385	Coro::async_pool {
3553	$Coro::current->{desc} = "runtime saver";	4386	$Coro::current->{desc} = "runtime saver";
3554	write_runtime	4387	write_runtime_sync
3555	or warn "ERROR: unable to write runtime file: $!";	4388	or error "ERROR: unable to write runtime file: $!";
3556	};
3557	}	4389	};
		4390	}
3558		4391
3559	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4392	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3560	$sig->send;	4393	$sig->send;
3561	}	4394	}
3562	while (my $sig = shift @WAIT_FOR_TICK) {	4395	$WAIT_FOR_TICK->broadcast;
3563	$sig->send;
3564	}
3565		4396
3566	$NOW = Event::time;	4397	$LOAD = ($NOW - $TICK_START) / $TICK;
3567
3568	# if we are delayed by four ticks or more, skip them all
3569	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3570
3571	$TICK_WATCHER->at ($NEXT_TICK);
3572	$TICK_WATCHER->start;
3573
3574	$LOAD = ($NOW - $tick_start) / $TICK;
3575	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4398	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3576		4399
3577	_post_tick;	4400	if (0) {
		4401	if ($NEXT_TICK) {
		4402	my $jitter = $TICK_START - $NEXT_TICK;
		4403	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4404	debug "jitter $JITTER\n";#d#
		4405	}
3578	},	4406	}
3579	);	4407	}
3580		4408
3581	{	4409	{
		4410	# configure BDB
		4411	info "initialising database";
		4412
3582	BDB::min_parallel 8;	4413	BDB::min_parallel 16;
3583	BDB::max_poll_time $TICK * 0.1;	4414	BDB::max_poll_reqs $TICK * 0.1;
3584	$BDB_POLL_WATCHER = Event->io (	4415	#$AnyEvent::BDB::WATCHER->priority (1);
3585	reentrant => 0,
3586	fd => BDB::poll_fileno,
3587	poll => 'r',
3588	prio => 0,
3589	data => WF_AUTOCANCEL,
3590	cb => \&BDB::poll_cb,
3591	);
3592
3593	BDB::set_sync_prepare {
3594	my $status;
3595	my $current = $Coro::current;
3596	(
3597	sub {
3598	$status = $!;
3599	$current->ready; undef $current;
3600	},
3601	sub {
3602	Coro::schedule while defined $current;
3603	$! = $status;
3604	},
3605	)
3606	};
3607		4416
3608	unless ($DB_ENV) {	4417	unless ($DB_ENV) {
3609	$DB_ENV = BDB::db_env_create;	4418	$DB_ENV = BDB::db_env_create;
3610	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4419	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3611	| 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;
3612	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4422	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3613	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4423	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3614		4424
3615	cf::sync_job {	4425	cf::sync_job {
3616	eval {	4426	eval {
…		…
3626		4436
3627	cf::cleanup "db_env_open(db): $@" if $@;	4437	cf::cleanup "db_env_open(db): $@" if $@;
3628	};	4438	};
3629	}	4439	}
3630		4440
3631	$BDB_DEADLOCK_WATCHER = Event->timer (	4441	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3632	after => 3,
3633	interval => 1,
3634	hard => 1,
3635	prio => 0,
3636	data => WF_AUTOCANCEL,
3637	cb => sub {
3638	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4442	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3639	},
3640	);	4443	};
3641	$BDB_CHECKPOINT_WATCHER = Event->timer (	4444	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3642	after => 11,
3643	interval => 60,
3644	hard => 1,
3645	prio => 0,
3646	data => WF_AUTOCANCEL,
3647	cb => sub {
3648	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4445	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3649	},
3650	);	4446	};
3651	$BDB_TRICKLE_WATCHER = Event->timer (	4447	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3652	after => 5,
3653	interval => 10,
3654	hard => 1,
3655	prio => 0,
3656	data => WF_AUTOCANCEL,
3657	cb => sub {
3658	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4448	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3659	},
3660	);	4449	};
		4450
		4451	info "database initialised";
3661	}	4452	}
3662		4453
3663	{	4454	{
		4455	# configure IO::AIO
		4456
		4457	info "initialising aio";
3664	IO::AIO::min_parallel 8;	4458	IO::AIO::min_parallel 8;
3665
3666	undef $Coro::AIO::WATCHER;
3667	IO::AIO::max_poll_time $TICK * 0.1;	4459	IO::AIO::max_poll_time $TICK * 0.1;
3668	$AIO_POLL_WATCHER = Event->io (	4460	undef $AnyEvent::AIO::WATCHER;
3669	reentrant => 0,	4461	info "aio initialised";
3670	data => WF_AUTOCANCEL,
3671	fd => IO::AIO::poll_fileno,
3672	poll => 'r',
3673	prio => 0,
3674	cb => \&IO::AIO::poll_cb,
3675	);
3676	}	4462	}
3677		4463
3678	my $_log_backtrace;	4464	our $_log_backtrace;
		4465	our $_log_backtrace_last;
3679		4466
3680	sub _log_backtrace {	4467	sub _log_backtrace {
3681	my ($msg, @addr) = @_;	4468	my ($msg, @addr) = @_;
3682		4469
3683	$msg =~ s/\n//;	4470	$msg =~ s/\n$//;
3684		4471
		4472	if ($_log_backtrace_last eq $msg) {
		4473	LOG llevInfo, "[ABT] $msg\n";
		4474	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3685	# limit the # of concurrent backtraces	4475	# limit the # of concurrent backtraces
3686	if ($_log_backtrace < 2) {	4476	} elsif ($_log_backtrace < 2) {
		4477	$_log_backtrace_last = $msg;
3687	++$_log_backtrace;	4478	++$_log_backtrace;
		4479	my $perl_bt = Carp::longmess $msg;
3688	async {	4480	async {
3689	$Coro::current->{desc} = "abt $msg";	4481	$Coro::current->{desc} = "abt $msg";
3690		4482
3691	my @bt = fork_call {	4483	my @bt = fork_call {
3692	@addr = map { sprintf "%x", $_ } @addr;	4484	@addr = map { sprintf "%x", $_ } @addr;
…		…
3703	}	4495	}
3704		4496
3705	@funcs	4497	@funcs
3706	};	4498	};
3707		4499
3708	LOG llevInfo, "[ABT] $msg\n";	4500	LOG llevInfo, "[ABT] $perl_bt\n";
		4501	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3709	LOG llevInfo, "[ABT] $_\n" for @bt;	4502	LOG llevInfo, "[ABT] $_\n" for @bt;
3710	--$_log_backtrace;	4503	--$_log_backtrace;
3711	};	4504	};
3712	} else {	4505	} else {
3713	LOG llevInfo, "[ABT] $msg\n";	4506	LOG llevInfo, "[ABT] $msg\n";
3714	LOG llevInfo, "[ABT] [suppressed]\n";	4507	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3715	}	4508	}
3716	}	4509	}
3717		4510
3718	# load additional modules	4511	# load additional modules
3719	use cf::pod;	4512	require "cf/$_.pm" for @EXTRA_MODULES;
		4513	cf::_connect_to_perl_2;
3720		4514
3721	END { cf::emergency_save }	4515	END { cf::emergency_save }
3722		4516
3723	1	4517	1
3724		4518

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