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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.366 by root, Tue Sep 11 16:05:35 2007 UTC vs.
Revision 1.592 by root, Fri Nov 9 00:11:49 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 3.64 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
24	use Coro::Util ();	54	use Coro::Util ();
25		55
		56	use Guard ();
26	use JSON::XS ();	57	use JSON::XS 2.01 ();
27	use BDB ();	58	use BDB ();
28	use Data::Dumper;	59	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	60	use Fcntl;
31	use YAML::Syck ();	61	use YAML::XS ();
32	use IO::AIO 2.32 ();	62	use IO::AIO ();
33	use Time::HiRes;	63	use Time::HiRes;
34	use Compress::LZF;	64	use Compress::LZF;
35	use Digest::MD5 ();	65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
36		68
37	# configure various modules to our taste	69	# configure various modules to our taste
38	#	70	#
39	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	72	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		73
		74	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		75
		76	# make sure c-lzf reinitialises itself
		77	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		79
43	$Event::Eval = 1; # no idea why this is required, but it is	80	# strictly for debugging
44		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		82
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
51		86
52	our %COMMAND = ();	87	our %COMMAND = ();
53	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
54		89
55	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	91	our %EXTCMD = ();
57	our %EXTICMD = ();	92	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	93	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	94	our %EXT_MAP = (); # pluggable maps
60		95
61	our $RELOAD; # number of reloads so far	96	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	97	our @EVENT;
		98	our @REFLECT; # set by XS
		99	our %REFLECT; # set by us
63		100
64	our $CONFDIR = confdir;	101	our $CONFDIR = confdir;
		102
65	our $DATADIR = datadir;	103	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
		107
69	our $LOCALDIR = localdir;	108	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	109	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	110	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	111	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	112	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	113	our $BDBDIR = "$LOCALDIR/db";
		114	our $PIDFILE = "$LOCALDIR/pid";
		115	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		116
		117	#our %RESOURCE; # unused
		118
		119	our $OUTPUT_RATE_MIN = 3000;
		120	our $OUTPUT_RATE_MAX = 1000000;
		121
		122	our $MAX_LINKS = 32; # how many chained exits to follow
		123	our $VERBOSE_IO = 1;
75		124
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	125	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	126	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	127	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	128	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		129
84	our $BDB_POLL_WATCHER;	130	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	131	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	132	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	133	our $DB_ENV;
88		134
		135	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		136
89	our %CFG;	137	our %CFG;
		138	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
90		139
91	our $UPTIME; $UPTIME ||= time;	140	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	141	our $RUNTIME = 0;
		142	our $SERVER_TICK = 0;
		143	our $NOW;
93		144
94	our (%PLAYER, %PLAYER_LOADING); # all users	145	our (%PLAYER, %PLAYER_LOADING); # all users
95	our (%MAP, %MAP_LOADING ); # all maps	146	our (%MAP, %MAP_LOADING ); # all maps
96	our $LINK_MAP; # the special {link} map, which is always available	147	our $LINK_MAP; # the special {link} map, which is always available
97		148
98	# used to convert map paths into valid unix filenames by replacing / by ∕	149	# used to convert map paths into valid unix filenames by replacing / by ∕
99	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	150	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
100		151
101	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	152	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
102	our $LOADAVG; # same thing, but with alpha-smoothing	153	our $LOADAVG; # same thing, but with alpha-smoothing
		154	our $JITTER; # average jitter
103	our $tick_start; # for load detecting purposes	155	our $TICK_START; # for load detecting purposes
		156
		157	our @POST_INIT;
		158
		159	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		160	our $REALLY_UNLOOP; # never set to true, please :)
		161
		162	our $WAIT_FOR_TICK = new Coro::Signal;
		163	our @WAIT_FOR_TICK_BEGIN;
104		164
105	binmode STDOUT;	165	binmode STDOUT;
106	binmode STDERR;	166	binmode STDERR;
107		167
108	# read virtual server time, if available	168	# read virtual server time, if available
109	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	169	unless ($RUNTIME || !-e $RUNTIMEFILE) {
110	open my $fh, "<", "$LOCALDIR/runtime"	170	open my $fh, "<", $RUNTIMEFILE
111	or die "unable to read runtime file: $!";	171	or die "unable to read $RUNTIMEFILE file: $!";
112	$RUNTIME = <$fh> + 0.;	172	$RUNTIME = <$fh> + 0.;
113	}	173	}
		174
		175	eval "sub TICK() { $TICK } 1" or die;
114		176
115	mkdir $_	177	mkdir $_
116	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	178	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
117		179
118	our $EMERGENCY_POSITION;	180	our $EMERGENCY_POSITION;
119		181
120	sub cf::map::normalise;	182	sub cf::map::normalise;
121		183
		184	sub in_main() {
		185	$Coro::current == $Coro::main
		186	}
		187
122	#############################################################################	188	#############################################################################
123		189
		190	%REFLECT = ();
		191	for (@REFLECT) {
		192	my $reflect = JSON::XS::decode_json $_;
		193	$REFLECT{$reflect->{class}} = $reflect;
		194	}
		195
		196	# this is decidedly evil
		197	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		198
		199	#############################################################################
		200
124	=head2 GLOBAL VARIABLES	201	=head2 GLOBAL VARIABLES
125		202
126	=over 4	203	=over 4
127		204
128	=item $cf::UPTIME	205	=item $cf::UPTIME
129		206
130	The timestamp of the server start (so not actually an uptime).	207	The timestamp of the server start (so not actually an "uptime").
		208
		209	=item $cf::SERVER_TICK
		210
		211	An unsigned integer that starts at zero when the server is started and is
		212	incremented on every tick.
		213
		214	=item $cf::NOW
		215
		216	The (real) time of the last (current) server tick - updated before and
		217	after tick processing, so this is useful only as a rough "what time is it
		218	now" estimate.
		219
		220	=item $cf::TICK
		221
		222	The interval between each server tick, in seconds.
131		223
132	=item $cf::RUNTIME	224	=item $cf::RUNTIME
133		225
134	The time this server has run, starts at 0 and is increased by $cf::TICK on	226	The time this server has run, starts at 0 and is increased by $cf::TICK on
135	every server tick.	227	every server tick.
136		228
137	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	229	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
138	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	230	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
139	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	231	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
140		232
141	Various directories - "/etc", read-only install directory, perl-library	233	Various directories - "/etc", read-only install directory, perl-library
142	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	234	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
143	unique-items directory, player file directory, random maps directory and	235	unique-items directory, player file directory, random maps directory and
144	database environment.	236	database environment.
145		237
146	=item $cf::NOW
147
148	The time of the last (current) server tick.
149
150	=item $cf::TICK
151
152	The interval between server ticks, in seconds.
153
154	=item $cf::LOADAVG	238	=item $cf::LOADAVG
155		239
156	The current CPU load on the server (alpha-smoothed), as a value between 0	240	The current CPU load on the server (alpha-smoothed), as a value between 0
157	(none) and 1 (overloaded), indicating how much time is spent on processing	241	(none) and 1 (overloaded), indicating how much time is spent on processing
158	objects per tick. Healthy values are < 0.5.	242	objects per tick. Healthy values are < 0.5.
…		…
161		245
162	The raw value load value from the last tick.	246	The raw value load value from the last tick.
163		247
164	=item %cf::CFG	248	=item %cf::CFG
165		249
166	Configuration for the server, loaded from C</etc/crossfire/config>, or	250	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
167	from wherever your confdir points to.	251	from wherever your confdir points to.
168		252
169	=item cf::wait_for_tick, cf::wait_for_tick_begin	253	=item cf::wait_for_tick, cf::wait_for_tick_begin
170		254
171	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	255	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
172	returns directly I<after> the tick processing (and consequently, can only wake one process	256	returns directly I<after> the tick processing (and consequently, can only wake one thread
173	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	257	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
174		258
		259	Note that cf::Wait_for_tick will immediately return when the server is not
		260	ticking, making it suitable for small pauses in threads that need to run
		261	when the server is paused. If that is not applicable (i.e. you I<really>
		262	want to wait, use C<$cf::WAIT_FOR_TICK>).
		263
		264	=item $cf::WAIT_FOR_TICK
		265
		266	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		267	variable contains a L<Coro::Signal> that is broadcats after every server
		268	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		269	next server tick.
		270
		271	=cut
		272
		273	sub wait_for_tick();
		274	sub wait_for_tick_begin();
		275
175	=item @cf::INVOKE_RESULTS	276	=item @cf::INVOKE_RESULTS
176		277
177	This array contains the results of the last C<invoke ()> call. When	278	This array contains the results of the last C<invoke ()> call. When
178	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	279	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
179	that call.	280	that call.
180		281
		282	=item %cf::REFLECT
		283
		284	Contains, for each (C++) class name, a hash reference with information
		285	about object members (methods, scalars, arrays and flags) and other
		286	metadata, which is useful for introspection.
		287
181	=back	288	=back
182		289
183	=cut	290	=cut
184		291
185	BEGIN {	292	sub error(@) { LOG llevError, join "", @_ }
186	*CORE::GLOBAL::warn = sub {	293	sub warn (@) { LOG llevWarn , join "", @_ }
		294	sub info (@) { LOG llevInfo , join "", @_ }
		295	sub debug(@) { LOG llevDebug, join "", @_ }
		296	sub trace(@) { LOG llevTrace, join "", @_ }
		297
		298	$Coro::State::WARNHOOK = sub {
187	my $msg = join "", @_;	299	my $msg = join "", @_;
188		300
189	$msg .= "\n"	301	$msg .= "\n"
190	unless $msg =~ /\n$/;	302	unless $msg =~ /\n$/;
191		303
192	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	304	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
193		305
194	LOG llevError, $msg;	306	LOG llevWarn, $msg;
195	};	307	};
196	}	308
		309	$Coro::State::DIEHOOK = sub {
		310	return unless $^S eq 0; # "eq", not "=="
		311
		312	error Carp::longmess $_[0];
		313
		314	if (in_main) {#d#
		315	error "DIEHOOK called in main context, Coro bug?\n";#d#
		316	return;#d#
		317	}#d#
		318
		319	# kill coroutine otherwise
		320	Coro::terminate
		321	};
197		322
198	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	323	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
199	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	324	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
200	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	325	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
201	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	326	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
208	for my $pkg (qw(	333	for my $pkg (qw(
209	cf::global cf::attachable	334	cf::global cf::attachable
210	cf::object cf::object::player	335	cf::object cf::object::player
211	cf::client cf::player	336	cf::client cf::player
212	cf::arch cf::living	337	cf::arch cf::living
		338	cf::map cf::mapspace
213	cf::map cf::party cf::region	339	cf::party cf::region
214	)) {	340	)) {
215	no strict 'refs';
216	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	341	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
217	}	342	}
218		343
219	$Event::DIED = sub {	344	$EV::DIED = sub {
220	warn "error in event callback: @_";	345	warn "error in event callback: $@";
221	};	346	};
		347
		348	#############################################################################
		349
		350	sub fork_call(&@);
		351	sub get_slot($;$$);
222		352
223	#############################################################################	353	#############################################################################
224		354
225	=head2 UTILITY FUNCTIONS	355	=head2 UTILITY FUNCTIONS
226		356
…		…
247	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	377	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
248	$d	378	$d
249	} || "[unable to dump $_[0]: '$@']";	379	} || "[unable to dump $_[0]: '$@']";
250	}	380	}
251		381
		382	=item $scalar = cf::load_file $path
		383
		384	Loads the given file from path and returns its contents. Croaks on error
		385	and can block.
		386
		387	=cut
		388
		389	sub load_file($) {
		390	0 <= aio_load $_[0], my $data
		391	or Carp::croak "$_[0]: $!";
		392
		393	$data
		394	}
		395
		396	=item $success = cf::replace_file $path, $data, $sync
		397
		398	Atomically replaces the file at the given $path with new $data, and
		399	optionally $sync the data to disk before replacing the file.
		400
		401	=cut
		402
		403	sub replace_file($$;$) {
		404	my ($path, $data, $sync) = @_;
		405
		406	my $lock = cf::lock_acquire ("replace_file:$path");
		407
		408	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		409	or return;
		410
		411	$data = $data->() if ref $data;
		412
		413	length $data == aio_write $fh, 0, (length $data), $data, 0
		414	or return;
		415
		416	!$sync
		417	or !aio_fsync $fh
		418	or return;
		419
		420	aio_close $fh
		421	and return;
		422
		423	aio_rename "$path~", $path
		424	and return;
		425
		426	if ($sync) {
		427	$path =~ s%/[^/]*$%%;
		428	aio_pathsync $path;
		429	}
		430
		431	1
		432	}
		433
252	=item $ref = cf::from_json $json	434	=item $ref = cf::decode_json $json
253		435
254	Converts a JSON string into the corresponding perl data structure.	436	Converts a JSON string into the corresponding perl data structure.
255		437
256	=item $json = cf::to_json $ref	438	=item $json = cf::encode_json $ref
257		439
258	Converts a perl data structure into its JSON representation.	440	Converts a perl data structure into its JSON representation.
259		441
260	=cut	442	=cut
261		443
262	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	444	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
263		445
264	sub to_json ($) { $json_coder->encode ($_[0]) }	446	sub encode_json($) { $json_coder->encode ($_[0]) }
265	sub from_json ($) { $json_coder->decode ($_[0]) }	447	sub decode_json($) { $json_coder->decode ($_[0]) }
		448
		449	=item $ref = cf::decode_storable $scalar
		450
		451	Same as Coro::Storable::thaw, so blocks.
		452
		453	=cut
		454
		455	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		456
		457	=item $ref = cf::decode_yaml $scalar
		458
		459	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		460
		461	=cut
		462
		463	sub decode_yaml($) {
		464	fork_call { YAML::XS::Load $_[0] } @_
		465	}
		466
		467	=item $scalar = cf::unlzf $scalar
		468
		469	Same as Compress::LZF::compress, but takes server ticks into account, so
		470	blocks.
		471
		472	=cut
		473
		474	sub unlzf($) {
		475	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		476	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		477	Compress::LZF::decompress $_[0]
		478	}
		479
		480	=item cf::post_init { BLOCK }
		481
		482	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		483	but I<before> the server starts ticking again.
		484
		485	The codeblock will have a single boolean argument to indicate whether this
		486	is a reload or not.
		487
		488	=cut
		489
		490	sub post_init(&) {
		491	push @POST_INIT, shift;
		492	}
		493
		494	sub _post_init {
		495	trace "running post_init jobs";
		496
		497	# run them in parallel...
		498
		499	my @join;
		500
		501	while () {
		502	push @join, map &Coro::async ($_, 0), @POST_INIT;
		503	@POST_INIT = ();
		504
		505	@join or last;
		506
		507	(pop @join)->join;
		508	}
		509	}
266		510
267	=item cf::lock_wait $string	511	=item cf::lock_wait $string
268		512
269	Wait until the given lock is available. See cf::lock_acquire.	513	Wait until the given lock is available. See cf::lock_acquire.
270		514
271	=item my $lock = cf::lock_acquire $string	515	=item my $lock = cf::lock_acquire $string
272		516
273	Wait until the given lock is available and then acquires it and returns	517	Wait until the given lock is available and then acquires it and returns
274	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	518	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
275	for example when the coroutine gets canceled), the lock is automatically	519	for example when the coroutine gets canceled), the lock is automatically
276	returned.	520	returned.
277		521
278	Locks are *not* recursive, locking from the same coro twice results in a	522	Locks are *not* recursive, locking from the same coro twice results in a
279	deadlocked coro.	523	deadlocked coro.
…		…
285		529
286	Return true if the lock is currently active, i.e. somebody has locked it.	530	Return true if the lock is currently active, i.e. somebody has locked it.
287		531
288	=cut	532	=cut
289		533
290	our %LOCK;	534	our $LOCKS = new Coro::SemaphoreSet;
291	our %LOCKER;#d#
292		535
293	sub lock_wait($) {	536	sub lock_wait($) {
294	my ($key) = @_;	537	$LOCKS->wait ($_[0]);
295
296	if ($LOCKER{$key} == $Coro::current) {#d#
297	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
298	return;#d#
299	}#d#
300
301	# wait for lock, if any
302	while ($LOCK{$key}) {
303	push @{ $LOCK{$key} }, $Coro::current;
304	Coro::schedule;
305	}
306	}	538	}
307		539
308	sub lock_acquire($) {	540	sub lock_acquire($) {
309	my ($key) = @_;	541	$LOCKS->guard ($_[0])
310
311	# wait, to be sure we are not locked
312	lock_wait $key;
313
314	$LOCK{$key} = [];
315	$LOCKER{$key} = $Coro::current;#d#
316
317	Coro::guard {
318	delete $LOCKER{$key};#d#
319	# wake up all waiters, to be on the safe side
320	$_->ready for @{ delete $LOCK{$key} };
321	}
322	}	542	}
323		543
324	sub lock_active($) {	544	sub lock_active($) {
325	my ($key) = @_;	545	$LOCKS->count ($_[0]) < 1
326
327	! ! $LOCK{$key}
328	}	546	}
329		547
330	sub freeze_mainloop {	548	sub freeze_mainloop {
331	return unless $TICK_WATCHER->is_active;	549	tick_inhibit_inc;
332		550
333	my $guard = Coro::guard {	551	&Guard::guard (\&tick_inhibit_dec);
334	$TICK_WATCHER->start;	552	}
335	};	553
336	$TICK_WATCHER->stop;	554	=item cf::periodic $interval, $cb
337	$guard	555
		556	Like EV::periodic, but randomly selects a starting point so that the actions
		557	get spread over time.
		558
		559	=cut
		560
		561	sub periodic($$) {
		562	my ($interval, $cb) = @_;
		563
		564	my $start = rand List::Util::min 180, $interval;
		565
		566	EV::periodic $start, $interval, 0, $cb
338	}	567	}
339		568
340	=item cf::get_slot $time[, $priority[, $name]]	569	=item cf::get_slot $time[, $priority[, $name]]
341		570
342	Allocate $time seconds of blocking CPU time at priority C<$priority>:	571	Allocate $time seconds of blocking CPU time at priority C<$priority>
343	This call blocks and returns only when you have at least C<$time> seconds	572	(default: 0): This call blocks and returns only when you have at least
344	of cpu time till the next tick. The slot is only valid till the next cede.	573	C<$time> seconds of cpu time till the next tick. The slot is only valid
		574	till the next cede.
		575
		576	Background jobs should use a priority les than zero, interactive jobs
		577	should use 100 or more.
345		578
346	The optional C<$name> can be used to identify the job to run. It might be	579	The optional C<$name> can be used to identify the job to run. It might be
347	used for statistical purposes and should identify the same time-class.	580	used for statistical purposes and should identify the same time-class.
348		581
349	Useful for short background jobs.	582	Useful for short background jobs.
350		583
351	=cut	584	=cut
352		585
353	our @SLOT_QUEUE;	586	our @SLOT_QUEUE;
354	our $SLOT_QUEUE;	587	our $SLOT_QUEUE;
		588	our $SLOT_DECAY = 0.9;
355		589
356	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	590	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
357	$SLOT_QUEUE = Coro::async {	591	$SLOT_QUEUE = Coro::async {
		592	$Coro::current->desc ("timeslot manager");
		593
358	my $signal = new Coro::Signal;	594	my $signal = new Coro::Signal;
		595	my $busy;
359		596
360	while () {	597	while () {
361	next_job:	598	next_job:
		599
362	my $avail = cf::till_tick;	600	my $avail = cf::till_tick;
363	if ($avail > 0.01) {	601
364	for (0 .. $#SLOT_QUEUE) {	602	for (0 .. $#SLOT_QUEUE) {
365	if ($SLOT_QUEUE[$_][0] < $avail) {	603	if ($SLOT_QUEUE[$_][0] <= $avail) {
		604	$busy = 0;
366	my $job = splice @SLOT_QUEUE, $_, 1, ();	605	my $job = splice @SLOT_QUEUE, $_, 1, ();
367	$job->[2]->send;	606	$job->[2]->send;
368	Coro::cede;	607	Coro::cede;
369	goto next_job;	608	goto next_job;
370	}	609	} else {
		610	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
371	}	611	}
372	}	612	}
373		613
374	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
375	# we do not use wait_For_tick() as it returns immediately when tick is inactive	615	# we do not use wait_for_tick() as it returns immediately when tick is inactive
376	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
377	$signal->wait;
378	} else {	617	} else {
		618	$busy = 0;
379	Coro::schedule;	619	Coro::schedule;
380	}	620	}
381	}	621	}
382	};	622	};
383		623
384	sub get_slot($;$$) {	624	sub get_slot($;$$) {
		625	return if tick_inhibit || $Coro::current == $Coro::main;
		626
385	my ($time, $pri, $name) = @_;	627	my ($time, $pri, $name) = @_;
386		628
387	$time = $TICK * .6 if $time > $TICK * .6;	629	$time = clamp $time, 0.01, $TICK * .6;
		630
388	my $sig = new Coro::Signal;	631	my $sig = new Coro::Signal;
389		632
390	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	633	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
391	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	634	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
392	$SLOT_QUEUE->ready;	635	$SLOT_QUEUE->ready;
…		…
403		646
404	BEGIN { *async = \&Coro::async_pool }	647	BEGIN { *async = \&Coro::async_pool }
405		648
406	=item cf::sync_job { BLOCK }	649	=item cf::sync_job { BLOCK }
407		650
408	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	651	The design of Deliantra requires that the main coroutine ($Coro::main)
409	is always able to handle events or runnable, as Crossfire TRT is only	652	is always able to handle events or runnable, as Deliantra is only
410	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	653	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
411	acceptable.	654	acceptable.
412		655
413	If it must be done, put the blocking parts into C<sync_job>. This will run	656	If it must be done, put the blocking parts into C<sync_job>. This will run
414	the given BLOCK in another coroutine while waiting for the result. The	657	the given BLOCK in another coroutine while waiting for the result. The
…		…
418	=cut	661	=cut
419		662
420	sub sync_job(&) {	663	sub sync_job(&) {
421	my ($job) = @_;	664	my ($job) = @_;
422		665
423	if ($Coro::current == $Coro::main) {	666	if (in_main) {
424	my $time = Event::time;	667	my $time = AE::time;
425		668
426	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
427	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
428		671
429	# TODO: use suspend/resume instead	672	#LOG llevError, Carp::longmess "sync job";#d#
430	# (but this is cancel-safe)	673
431	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
432		675
433	my $busy = 1;	676	my $busy = 1;
434	my @res;	677	my @res;
435		678
436	(async {	679	(async {
		680	$Coro::current->desc ("sync job coro");
437	@res = eval { $job->() };	681	@res = eval { $job->() };
438	warn $@ if $@;	682	error $@ if $@;
439	undef $busy;	683	undef $busy;
440	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
441		685
442	while ($busy) {	686	while ($busy) {
443	Coro::cede or Event::one_event;	687	if (Coro::nready) {
		688	Coro::cede_notself;
		689	} else {
		690	EV::loop EV::LOOP_ONESHOT;
444	}	691	}
		692	}
445		693
446	$time = Event::time - $time;	694	my $time = AE::time - $time;
447		695
448	LOG llevError | logBacktrace, Carp::longmess "long sync job"
449	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
450
451	$tick_start += $time; # do not account sync jobs to server load	696	$TICK_START += $time; # do not account sync jobs to server load
452		697
453	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
454	} else {	699	} else {
455	# we are in another coroutine, how wonderful, everything just works	700	# we are in another coroutine, how wonderful, everything just works
456		701
…		…
476	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
477		722
478	$coro	723	$coro
479	}	724	}
480		725
481	=item fork_call { }, $args	726	=item fork_call { }, @args
482		727
483	Executes the given code block with the given arguments in a seperate	728	Executes the given code block with the given arguments in a seperate
484	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
485	Coro::Storable. May, of course, block. Note that the executed sub may	730	Coro::Storable. May, of course, block. Note that the executed sub may
486	never block itself or use any form of Event handling.	731	never block itself or use any form of event handling.
487		732
488	=cut	733	=cut
		734
		735	sub post_fork {
		736	reset_signals;
		737	}
489		738
490	sub fork_call(&@) {	739	sub fork_call(&@) {
491	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
492		741
493	# we seemingly have to make a local copy of the whole thing,	742	# we seemingly have to make a local copy of the whole thing,
494	# otherwise perl prematurely frees the stuff :/	743	# otherwise perl prematurely frees the stuff :/
495	# TODO: investigate and fix (likely this will be rather laborious)	744	# TODO: investigate and fix (likely this will be rather laborious)
496		745
497	my @res = Coro::Util::fork_eval {	746	my @res = Coro::Util::fork_eval {
498	reset_signals;	747	cf::post_fork;
499	&$cb	748	&$cb
500	}, @args;	749	} @args;
501		750
502	wantarray ? @res : $res[-1]	751	wantarray ? @res : $res[-1]
		752	}
		753
		754	sub objinfo {
		755	(
		756	"counter value" => cf::object::object_count,
		757	"objects created" => cf::object::create_count,
		758	"objects destroyed" => cf::object::destroy_count,
		759	"freelist size" => cf::object::free_count,
		760	"allocated objects" => cf::object::objects_size,
		761	"active objects" => cf::object::actives_size,
		762	)
		763	}
		764
		765	=item $coin = coin_from_name $name
		766
		767	=cut
		768
		769	our %coin_alias = (
		770	"silver" => "silvercoin",
		771	"silvercoin" => "silvercoin",
		772	"silvercoins" => "silvercoin",
		773	"gold" => "goldcoin",
		774	"goldcoin" => "goldcoin",
		775	"goldcoins" => "goldcoin",
		776	"platinum" => "platinacoin",
		777	"platinumcoin" => "platinacoin",
		778	"platinumcoins" => "platinacoin",
		779	"platina" => "platinacoin",
		780	"platinacoin" => "platinacoin",
		781	"platinacoins" => "platinacoin",
		782	"royalty" => "royalty",
		783	"royalties" => "royalty",
		784	);
		785
		786	sub coin_from_name($) {
		787	$coin_alias{$_[0]}
		788	? cf::arch::find $coin_alias{$_[0]}
		789	: undef
503	}	790	}
504		791
505	=item $value = cf::db_get $family => $key	792	=item $value = cf::db_get $family => $key
506		793
507	Returns a single value from the environment database.	794	Returns a single value from the environment database.
…		…
517	within each server.	804	within each server.
518		805
519	=cut	806	=cut
520		807
521	sub db_table($) {	808	sub db_table($) {
		809	cf::error "db_get called from main context"
		810	if $Coro::current == $Coro::main;
		811
522	my ($name) = @_;	812	my ($name) = @_;
523	my $db = BDB::db_create $DB_ENV;	813	my $db = BDB::db_create $DB_ENV;
524		814
525	eval {	815	eval {
526	$db->set_flags (BDB::CHKSUM);	816	$db->set_flags (BDB::CHKSUM);
…		…
536	}	826	}
537		827
538	our $DB;	828	our $DB;
539		829
540	sub db_init {	830	sub db_init {
541	cf::sync_job {
542	$DB ||= db_table "db";	831	$DB ||= db_table "db";
543	};
544	}	832	}
545		833
546	sub db_get($$) {	834	sub db_get($$) {
547	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
548		836
549	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
550	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
551		841
552	$! ? ()	842	$! ? ()
553	: $data	843	: $data
554	}
555	}	844	}
556		845
557	sub db_put($$$) {	846	sub db_put($$$) {
558	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
559	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
587		876
588	my @data;	877	my @data;
589	my $md5;	878	my $md5;
590		879
591	for (0 .. $#$src) {	880	for (0 .. $#$src) {
592	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
593	or Carp::croak "$src->[$_]: $!";
594	}	882	}
595		883
596	# if processing is expensive, check	884	# if processing is expensive, check
597	# checksum first	885	# checksum first
598	if (1) {	886	if (1) {
…		…
615		903
616	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
617	my $data = $process->(\@data);	905	my $data = $process->(\@data);
618	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
619		907
620	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
621		909
622	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
623	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
624	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
625		913
…		…
635		923
636	=cut	924	=cut
637		925
638	sub datalog($@) {	926	sub datalog($@) {
639	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
640	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
641	}	929	}
642		930
643	=back	931	=back
644		932
645	=cut	933	=cut
646		934
647	#############################################################################	935	#############################################################################
648		936
649	=head2 ATTACHABLE OBJECTS	937	=head2 ATTACHABLE OBJECTS
650		938
651	Many objects in crossfire are so-called attachable objects. That means you can	939	Many objects in deliantra are so-called attachable objects. That means you can
652	attach callbacks/event handlers (a collection of which is called an "attachment")	940	attach callbacks/event handlers (a collection of which is called an "attachment")
653	to it. All such attachable objects support the following methods.	941	to it. All such attachable objects support the following methods.
654		942
655	In the following description, CLASS can be any of C<global>, C<object>	943	In the following description, CLASS can be any of C<global>, C<object>
656	C<player>, C<client> or C<map> (i.e. the attachable objects in	944	C<player>, C<client> or C<map> (i.e. the attachable objects in
657	Crossfire TRT).	945	Deliantra).
658		946
659	=over 4	947	=over 4
660		948
661	=item $attachable->attach ($attachment, key => $value...)	949	=item $attachable->attach ($attachment, key => $value...)
662		950
…		…
706	=item cf::CLASS::attachment $name, ...	994	=item cf::CLASS::attachment $name, ...
707		995
708	Register an attachment by C<$name> through which attachable objects of the	996	Register an attachment by C<$name> through which attachable objects of the
709	given CLASS can refer to this attachment.	997	given CLASS can refer to this attachment.
710		998
711	Some classes such as crossfire maps and objects can specify attachments	999	Some classes such as deliantra maps and objects can specify attachments
712	that are attached at load/instantiate time, thus the need for a name.	1000	that are attached at load/instantiate time, thus the need for a name.
713		1001
714	These calls expect any number of the following handler/hook descriptions:	1002	These calls expect any number of the following handler/hook descriptions:
715		1003
716	=over 4	1004	=over 4
…		…
840		1128
841	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
842	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
843		1131
844	} elsif (ref $type) {	1132	} elsif (ref $type) {
845	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
846		1134
847	} else {	1135	} else {
848	shift @arg;	1136	shift @arg;
849	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
850	}	1138	}
851	}	1139	}
852	}	1140	}
853		1141
854	sub _object_attach {	1142	sub _object_attach {
…		…
864	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
865	}	1153	}
866		1154
867	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
868	} else {	1156	} else {
869	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
870	}	1158	}
871		1159
872	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
873	}	1161	}
874		1162
…		…
933		1221
934	for (@$callbacks) {	1222	for (@$callbacks) {
935	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
936		1224
937	if ($@) {	1225	if ($@) {
938	warn "$@";
939	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
940	override;	1227	override;
941	}	1228	}
942		1229
943	return 1 if $override;	1230	return 1 if $override;
944	}	1231	}
945		1232
946	0	1233	0
947	}	1234	}
948		1235
949	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
950		1237
951	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
952		1239
953	Generate an object-specific event with the given arguments.	1240	Generate an object-specific event with the given arguments.
954		1241
…		…
960		1247
961	=cut	1248	=cut
962		1249
963	#############################################################################	1250	#############################################################################
964	# object support	1251	# object support
965	#
966		1252
		1253	sub _object_equal($$);
		1254	sub _object_equal($$) {
		1255	my ($a, $b) = @_;
		1256
		1257	return 0 unless (ref $a) eq (ref $b);
		1258
		1259	if ("HASH" eq ref $a) {
		1260	my @ka = keys %$a;
		1261	my @kb = keys %$b;
		1262
		1263	return 0 if @ka != @kb;
		1264
		1265	for (0 .. $#ka) {
		1266	return 0 unless $ka[$_] eq $kb[$_];
		1267	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1268	}
		1269
		1270	} elsif ("ARRAY" eq ref $a) {
		1271
		1272	return 0 if @$a != @$b;
		1273
		1274	for (0 .. $#$a) {
		1275	return 0 unless _object_equal $a->[$_], $b->[$_];
		1276	}
		1277
		1278	} elsif ($a ne $b) {
		1279	return 0;
		1280	}
		1281
		1282	1
		1283	}
		1284
		1285	our $SLOW_MERGES;#d#
967	sub _can_merge {	1286	sub _can_merge {
968	my ($ob1, $ob2) = @_;	1287	my ($ob1, $ob2) = @_;
969		1288
970	local $Storable::canonical = 1;	1289	++$SLOW_MERGES;#d#
971	my $fob1 = Storable::freeze $ob1;
972	my $fob2 = Storable::freeze $ob2;
973		1290
974	$fob1 eq $fob2	1291	# we do the slow way here
		1292	return _object_equal $ob1, $ob2
975	}	1293	}
976		1294
977	sub reattach {	1295	sub reattach {
978	# basically do the same as instantiate, without calling instantiate	1296	# basically do the same as instantiate, without calling instantiate
979	my ($obj) = @_;	1297	my ($obj) = @_;
980		1298
		1299	# no longer needed after getting rid of delete_package?
981	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1300	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
982		1301
983	my $registry = $obj->registry;	1302	my $registry = $obj->registry;
984		1303
985	@$registry = ();	1304	@$registry = ();
986		1305
…		…
991	for (@$attach) {	1310	for (@$attach) {
992	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
993	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
994	}	1313	}
995	} else {	1314	} else {
996	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
997	}	1316	}
998	}	1317	}
999	}	1318	}
1000		1319
1001	cf::attachable->attach (	1320	cf::attachable->attach (
1002	prio => -1000000,	1321	prio => -1000000,
1003	on_instantiate => sub {	1322	on_instantiate => sub {
1004	my ($obj, $data) = @_;	1323	my ($obj, $data) = @_;
1005		1324
1006	$data = from_json $data;	1325	$data = decode_json $data;
1007		1326
1008	for (@$data) {	1327	for (@$data) {
1009	my ($name, $args) = @$_;	1328	my ($name, $args) = @$_;
1010		1329
1011	$obj->attach ($name, %{$args || {} });	1330	$obj->attach ($name, %{$args || {} });
…		…
1025	);	1344	);
1026		1345
1027	sub object_freezer_save {	1346	sub object_freezer_save {
1028	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1029		1348
1030	my $guard = cf::lock_acquire "io";
1031
1032	sync_job {	1349	sync_job {
1033	if (length $$rdata) {	1350	if (length $$rdata) {
1034	utf8::decode (my $decname = $filename);	1351	utf8::decode (my $decname = $filename);
1035	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1036	$decname, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1037		1355
1038	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1039	chmod SAVE_MODE, $fh;	1357	aio_chmod $fh, SAVE_MODE;
1040	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1041	aio_fsync $fh if $cf::USE_FSYNC;	1359	if ($cf::USE_FSYNC) {
		1360	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;
		1361	aio_fsync $fh;
		1362	}
1042	close $fh;	1363	aio_close $fh;
1043		1364
1044	if (@$objs) {	1365	if (@$objs) {
1045	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1366	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1046	chmod SAVE_MODE, $fh;	1367	aio_chmod $fh, SAVE_MODE;
1047	my $data = Storable::nfreeze { version => 1, objs => $objs };	1368	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1048	aio_write $fh, 0, (length $data), $data, 0;	1369	aio_write $fh, 0, (length $data), $data, 0;
1049	aio_fsync $fh if $cf::USE_FSYNC;	1370	if ($cf::USE_FSYNC) {
		1371	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;
		1372	aio_fsync $fh;
		1373	}
1050	close $fh;	1374	aio_close $fh;
1051	aio_rename "$filename.pst~", "$filename.pst";	1375	aio_rename "$filename.pst~", "$filename.pst";
1052	}	1376	}
1053	} else {	1377	} else {
1054	aio_unlink "$filename.pst";	1378	aio_unlink "$filename.pst";
1055	}	1379	}
1056		1380
1057	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
		1382
		1383	$filename =~ s%/[^/]+$%%;
		1384	aio_pathsync $filename if $cf::USE_FSYNC;
1058	} else {	1385	} else {
1059	warn "FATAL: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1060	}	1387	}
1061	} else {	1388	} else {
1062	aio_unlink $filename;	1389	aio_unlink $filename;
1063	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1064	}	1391	}
1065	};	1392	};
1066
1067	undef $guard;
1068	}	1393	}
1069		1394
1070	sub object_freezer_as_string {	1395	sub object_freezer_as_string {
1071	my ($rdata, $objs) = @_;	1396	my ($rdata, $objs) = @_;
1072		1397
…		…
1077		1402
1078	sub object_thawer_load {	1403	sub object_thawer_load {
1079	my ($filename) = @_;	1404	my ($filename) = @_;
1080		1405
1081	my ($data, $av);	1406	my ($data, $av);
1082
1083	my $guard = cf::lock_acquire "io";
1084		1407
1085	(aio_load $filename, $data) >= 0	1408	(aio_load $filename, $data) >= 0
1086	or return;	1409	or return;
1087		1410
1088	unless (aio_stat "$filename.pst") {	1411	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1412	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1413	or return;
1091		1414
1092	undef $guard;
1093	$av = eval { (Storable::thaw $av)->{objs} };	1415	my $st = eval { Coro::Storable::thaw $av };
		1416	$av = $st->{objs};
1094	}	1417	}
1095		1418
1096	utf8::decode (my $decname = $filename);	1419	utf8::decode (my $decname = $filename);
1097	warn sprintf "loading %s (%d,%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1098	$decname, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
1099		1423
1100	($data, $av)	1424	($data, $av)
1101	}	1425	}
1102		1426
1103	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
…		…
1159	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1160		1484
1161	$EXTICMD{$name} = $cb;	1485	$EXTICMD{$name} = $cb;
1162	}	1486	}
1163		1487
		1488	use File::Glob ();
		1489
1164	cf::player->attach (	1490	cf::player->attach (
1165	on_command => sub {	1491	on_unknown_command => sub {
1166	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1167		1493
1168	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1169	or return;	1495	or return;
1170		1496
…		…
1178	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1179		1505
1180	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1181		1507
1182	if (ref $msg) {	1508	if (ref $msg) {
1183	my ($type, $reply, @payload) =	1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1184	"ARRAY" eq ref $msg
1185	? @$msg
1186	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1187		1510
1188	my @reply;	1511	my @reply;
1189		1512
1190	if (my $cb = $EXTCMD{$type}) {	1513	if (my $cb = $EXTCMD{$type}) {
1191	@reply = $cb->($pl, @payload);	1514	@reply = $cb->($pl, @payload);
…		…
1193		1516
1194	$pl->ext_reply ($reply, @reply)	1517	$pl->ext_reply ($reply, @reply)
1195	if $reply;	1518	if $reply;
1196		1519
1197	} else {	1520	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1522	}
1200		1523
1201	cf::override;	1524	cf::override;
1202	},	1525	},
1203	);	1526	);
1204		1527
		1528	# "readahead" all extensions
		1529	sub cache_extensions {
		1530	my $grp = IO::AIO::aio_group;
		1531
		1532	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1533	for (grep /\.ext$/, @{$_[0]}) {
		1534	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1535	}
		1536	};
		1537
		1538	$grp
		1539	}
		1540
		1541	sub _ext_cfg_reg($$$$) {
		1542	my ($rvar, $varname, $cfgname, $default) = @_;
		1543
		1544	$cfgname = lc $varname
		1545	unless length $cfgname;
		1546
		1547	$EXT_CFG{$cfgname} = [$rvar, $default];
		1548
		1549	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1550	}
		1551
1205	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1206	cf::sync_job {	1557	cf::sync_job {
1207	my %todo;	1558	my %todo;
1208		1559
1209	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1210	next unless -r $path;	1561	next unless -r $path;
…		…
1228		1579
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1582
1232	$ext{source} =	1583	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1234	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1235	. $source	1586	. $source
1236	. "\n};\n1";	1587	. "\n};\n1";
1237		1588
1238	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1239	}	1590	}
1240		1591
		1592	my $pass = 0;
1241	my %done;	1593	my %done;
1242	while (%todo) {	1594	while (%todo) {
1243	my $progress;	1595	my $progress;
1244		1596
		1597	++$pass;
		1598
		1599	ext:
1245	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1246	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1247	goto skip	1602	next ext
1248	unless exists $done{$_};	1603	unless exists $done{$_};
1249	}	1604	}
1250		1605
1251	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1252		1607
1253	unless (eval $v->{source}) {	1608	my $source = $v->{source};
		1609
		1610	# support "CONF varname :confname = default" pseudo-statements
		1611	$source =~ s{
		1612	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1613	}{
		1614	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1615	}gmxe;
		1616
		1617	my $active = eval $source;
		1618
		1619	if (length $@) {
1254	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1255	: "$v->{base}: extension inactive.\n";
1256		1621
		1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1623	if exists $v->{meta}{mandatory};
1258	warn $msg;	1624
1259	warn "mandatory extension failed to load, exiting.\n";	1625	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1260	exit 1;	1626	delete $todo{$k};
1261	}	1627	} else {
1262		1628	$done{$k} = delete $todo{$k};
1263	warn $msg;	1629	push @EXTS, $v->{pkg};
		1630	$progress = 1;
		1631
		1632	info "$v->{base}: extension inactive.\n"
		1633	unless $active;
1264	}	1634	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1635	}
1270		1636
1271	skip:	1637	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	unless $progress;	1639
		1640	while (my ($k, $v) = each %todo) {
		1641	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1642	if exists $v->{meta}{mandatory};
		1643	}
		1644
		1645	last;
		1646	}
1274	}	1647	}
1275	};	1648	};
1276	}	1649	}
1277		1650
1278	#############################################################################	1651	#############################################################################
1279		1652
1280	=back	1653	=back
1281		1654
1282	=head2 CORE EXTENSIONS	1655	=head2 CORE EXTENSIONS
1283		1656
1284	Functions and methods that extend core crossfire objects.	1657	Functions and methods that extend core deliantra objects.
1285		1658
1286	=cut	1659	=cut
1287		1660
1288	package cf::player;	1661	package cf::player;
1289		1662
…		…
1332		1705
1333	sub exists($) {	1706	sub exists($) {
1334	my ($login) = @_;	1707	my ($login) = @_;
1335		1708
1336	$cf::PLAYER{$login}	1709	$cf::PLAYER{$login}
1337	or cf::sync_job { !aio_stat path $login }	1710	or !aio_stat path $login
1338	}	1711	}
1339		1712
1340	sub find($) {	1713	sub find($) {
1341	return $cf::PLAYER{$_[0]} || do {	1714	return $cf::PLAYER{$_[0]} || do {
1342	my $login = $_[0];	1715	my $login = $_[0];
…		…
1352	aio_unlink +(playerdir $login) . "/$login.pl";	1725	aio_unlink +(playerdir $login) . "/$login.pl";
1353		1726
1354	my $f = new_from_file cf::object::thawer path $login	1727	my $f = new_from_file cf::object::thawer path $login
1355	or return;	1728	or return;
1356		1729
1357	$f->next;
1358	my $pl = cf::player::load_pl $f	1730	my $pl = cf::player::load_pl $f
1359	or return;	1731	or return;
		1732
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1733	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1734	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1363	}	1736	}
1364	}	1737	}
1365	}	1738	}
1366		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($pl, $path) = @_;
		1743
		1744	# restore slots saved in save, below
		1745	my $slots = delete $pl->{_slots};
		1746
		1747	$pl->ob->current_weapon ($slots->[0]);
		1748	$pl->combat_ob ($slots->[1]);
		1749	$pl->ranged_ob ($slots->[2]);
		1750	},
		1751	);
		1752
1367	sub save($) {	1753	sub save($) {
1368	my ($pl) = @_;	1754	my ($pl) = @_;
1369		1755
1370	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
1371		1757
…		…
1374		1760
1375	return if $pl->{deny_save};	1761	return if $pl->{deny_save};
1376		1762
1377	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1764	$pl->{last_save} = $cf::RUNTIME;
		1765
		1766	cf::get_slot 0.01;
		1767
		1768	# save slots, to be restored later
		1769	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1379		1770
1380	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1772	cf::cede_to_tick;
1382	}	1773	}
1383		1774
…		…
1415	my ($pl) = @_;	1806	my ($pl) = @_;
1416		1807
1417	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1418		1809
1419	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1811	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1421		1812
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1423	$pl->deactivate;	1814	$pl->deactivate;
		1815
		1816	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1425	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1426		1821
1427	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1429	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1467		1862
1468	for my $login (@$dirs) {	1863	for my $login (@$dirs) {
1469	my $path = path $login;	1864	my $path = path $login;
1470		1865
1471	# a .pst is a dead give-away for a valid player	1866	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1867	# if no pst file found, open and chekc for blocked users
		1868	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1869	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1870	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1871	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1872	}
1477		1873
…		…
1481		1877
1482	\@logins	1878	\@logins
1483	}	1879	}
1484		1880
1485	=item $player->maps	1881	=item $player->maps
		1882
		1883	=item cf::player::maps $login
1486		1884
1487	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1488	player. May block.	1886	player. May block.
1489		1887
1490	=cut	1888	=cut
…		…
1508	}	1906	}
1509		1907
1510	\@paths	1908	\@paths
1511	}	1909	}
1512		1910
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1911	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1912
1515	Expand crossfire pod fragments into protocol xml.	1913	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563		1914
1564	=item $player->ext_reply ($msgid, @msg)	1915	=item $player->ext_reply ($msgid, @msg)
1565		1916
1566	Sends an ext reply to the player.	1917	Sends an ext reply to the player.
1567		1918
…		…
1599		1950
1600	=cut	1951	=cut
1601		1952
1602	sub find_by_path($) {	1953	sub find_by_path($) {
1603	my ($path) = @_;	1954	my ($path) = @_;
		1955
		1956	$path =~ s/^~[^\/]*//; # skip ~login
1604		1957
1605	my ($match, $specificity);	1958	my ($match, $specificity);
1606		1959
1607	for my $region (list) {	1960	for my $region (list) {
1608	if ($region->{match} && $path =~ $region->{match}) {	1961	if ($region->{match} && $path =~ $region->{match}) {
…		…
1634	our $MAX_RESET = 3600;	1987	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1988	our $DEFAULT_RESET = 3000;
1636		1989
1637	sub generate_random_map {	1990	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1991	my ($self, $rmp) = @_;
1639	# mit "rum" bekleckern, nicht	1992
		1993	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1994
1640	$self->_create_random_map (	1995	$self->_create_random_map ($rmp);
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1644	$rmp->{exit_on_final_map},
1645	$rmp->{xsize}, $rmp->{ysize},
1646	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1647	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1648	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1649	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1650	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1651	(cf::region::find $rmp->{region}), $rmp->{custom}
1652	)
1653	}	1996	}
1654		1997
1655	=item cf::map->register ($regex, $prio)	1998	=item cf::map->register ($regex, $prio)
1656		1999
1657	Register a handler for the map path matching the given regex at the	2000	Register a handler for the map path matching the given regex at the
…		…
1662		2005
1663	sub register {	2006	sub register {
1664	my (undef, $regex, $prio) = @_;	2007	my (undef, $regex, $prio) = @_;
1665	my $pkg = caller;	2008	my $pkg = caller;
1666		2009
1667	no strict;
1668	push @{"$pkg\::ISA"}, __PACKAGE__;	2010	push @{"$pkg\::ISA"}, __PACKAGE__;
1669		2011
1670	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2012	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1671	}	2013	}
1672		2014
1673	# also paths starting with '/'	2015	# also paths starting with '/'
1674	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2016	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1675		2017
1676	sub thawer_merge {	2018	sub thawer_merge {
1677	my ($self, $merge) = @_;	2019	my ($self, $merge) = @_;
1678		2020
1679	# we have to keep some variables in memory intact	2021	# we have to keep some variables in memory intact
…		…
1684	}	2026	}
1685		2027
1686	sub normalise {	2028	sub normalise {
1687	my ($path, $base) = @_;	2029	my ($path, $base) = @_;
1688		2030
1689	$path = "$path"; # make sure its a string	2031	$path = "$path"; # make sure it's a string
1690		2032
1691	$path =~ s/\.map$//;	2033	$path =~ s/\.map$//;
1692		2034
1693	# map plan:	2035	# map plan:
1694	#	2036	#
…		…
1709	$base =~ s{[^/]+/?$}{};	2051	$base =~ s{[^/]+/?$}{};
1710	$path = "$base/$path";	2052	$path = "$base/$path";
1711	}	2053	}
1712		2054
1713	for ($path) {	2055	for ($path) {
1714	redo if s{//}{/};
1715	redo if s{/\.?/}{/};	2056	redo if s{/\.?/}{/};
1716	redo if s{/[^/]+/\.\./}{/};	2057	redo if s{/[^/]+/\.\./}{/};
1717	}	2058	}
1718		2059
1719	$path	2060	$path
…		…
1733	$self->init; # pass $1 etc.	2074	$self->init; # pass $1 etc.
1734	return $self;	2075	return $self;
1735	}	2076	}
1736	}	2077	}
1737		2078
1738	Carp::cluck "unable to resolve path '$path' (base '$base').";	2079	Carp::cluck "unable to resolve path '$path' (base '$base')";
1739	()	2080	()
1740	}	2081	}
1741		2082
		2083	# may re-bless or do other evil things
1742	sub init {	2084	sub init {
1743	my ($self) = @_;	2085	my ($self) = @_;
1744		2086
1745	$self	2087	$self
1746	}	2088	}
…		…
1765		2107
1766	# the temporary/swap location	2108	# the temporary/swap location
1767	sub save_path {	2109	sub save_path {
1768	my ($self) = @_;	2110	my ($self) = @_;
1769		2111
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2112	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	2113	"$TMPDIR/$path.map"
1772	}	2114	}
1773		2115
1774	# the unique path, undef == no special unique path	2116	# the unique path, undef == no special unique path
1775	sub uniq_path {	2117	sub uniq_path {
1776	my ($self) = @_;	2118	my ($self) = @_;
1777		2119
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2120	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	2121	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	2122	}
1790		2123
1791	sub decay_objects {	2124	sub decay_objects {
1792	my ($self) = @_;	2125	my ($self) = @_;
1793		2126
…		…
1820	$self->{load_path} = $path;	2153	$self->{load_path} = $path;
1821		2154
1822	1	2155	1
1823	}	2156	}
1824		2157
		2158	# used to laod the header of an original map
1825	sub load_header_orig {	2159	sub load_header_orig {
1826	my ($self) = @_;	2160	my ($self) = @_;
1827		2161
1828	$self->load_header_from ($self->load_path)	2162	$self->load_header_from ($self->load_path)
1829	}	2163	}
1830		2164
		2165	# used to laod the header of an instantiated map
1831	sub load_header_temp {	2166	sub load_header_temp {
1832	my ($self) = @_;	2167	my ($self) = @_;
1833		2168
1834	$self->load_header_from ($self->save_path)	2169	$self->load_header_from ($self->save_path)
1835	}	2170	}
1836		2171
		2172	# called after loading the header from an instantiated map
1837	sub prepare_temp {	2173	sub prepare_temp {
1838	my ($self) = @_;	2174	my ($self) = @_;
1839		2175
1840	$self->last_access ((delete $self->{last_access})	2176	$self->last_access ((delete $self->{last_access})
1841	|| $cf::RUNTIME); #d#	2177	|| $cf::RUNTIME); #d#
1842	# safety	2178	# safety
1843	$self->{instantiate_time} = $cf::RUNTIME	2179	$self->{instantiate_time} = $cf::RUNTIME
1844	if $self->{instantiate_time} > $cf::RUNTIME;	2180	if $self->{instantiate_time} > $cf::RUNTIME;
1845	}	2181	}
1846		2182
		2183	# called after loading the header from an original map
1847	sub prepare_orig {	2184	sub prepare_orig {
1848	my ($self) = @_;	2185	my ($self) = @_;
1849		2186
1850	$self->{load_original} = 1;	2187	$self->{load_original} = 1;
1851	$self->{instantiate_time} = $cf::RUNTIME;	2188	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1875		2212
1876	sub find;	2213	sub find;
1877	sub find {	2214	sub find {
1878	my ($path, $origin) = @_;	2215	my ($path, $origin) = @_;
1879		2216
		2217	cf::cede_to_tick;
		2218
1880	$path = normalise $path, $origin && $origin->path;	2219	$path = normalise $path, $origin;
1881		2220
1882	cf::lock_wait "map_data:$path";#d#remove	2221	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2222	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2223
1885	$cf::MAP{$path} || do {	2224	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	2225	my $map = new_from_path cf::map $path
1890	or return;	2226	or return;
1891		2227
1892	$map->{last_save} = $cf::RUNTIME;	2228	$map->{last_save} = $cf::RUNTIME;
1893		2229
…		…
1895	or return;	2231	or return;
1896		2232
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2233	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2234	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2235	#$cf::WAIT_FOR_TICK->wait;
		2236	undef $guard2;
1900	undef $guard1;	2237	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2238	$map->reset;
1903	return find $path;	2239	return find $path;
1904	}	2240	}
1905		2241
1906	$cf::MAP{$path} = $map	2242	$cf::MAP{$path} = $map
1907	}	2243	}
1908	}	2244	}
1909		2245
1910	sub pre_load { }	2246	sub pre_load { }
1911	sub post_load { }	2247	#sub post_load { } # XS
1912		2248
1913	sub load {	2249	sub load {
1914	my ($self) = @_;	2250	my ($self) = @_;
1915		2251
1916	local $self->{deny_reset} = 1; # loading can take a long time	2252	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1919		2255
1920	{	2256	{
1921	my $guard = cf::lock_acquire "map_data:$path";	2257	my $guard = cf::lock_acquire "map_data:$path";
1922		2258
1923	return unless $self->valid;	2259	return unless $self->valid;
1924	return unless $self->in_memory == cf::MAP_SWAPPED;	2260	return unless $self->state == cf::MAP_SWAPPED;
1925
1926	$self->in_memory (cf::MAP_LOADING);
1927		2261
1928	$self->alloc;	2262	$self->alloc;
1929		2263
1930	$self->pre_load;	2264	$self->pre_load;
1931	cf::cede_to_tick;	2265	cf::cede_to_tick;
1932		2266
		2267	if (exists $self->{load_path}) {
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2268	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2269	$f->skip_block;
1935	$self->_load_objects ($f)	2270	$self->_load_objects ($f)
1936	or return;	2271	or return;
1937		2272
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2273	$self->post_load_original
1939	if delete $self->{load_original};	2274	if delete $self->{load_original};
1940		2275
1941	if (my $uniq = $self->uniq_path) {	2276	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2277	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2278	unless (aio_stat $uniq) {
1944	if (my $f = new_from_file cf::object::thawer $uniq) {	2279	if (my $f = new_from_file cf::object::thawer $uniq) {
1945	$self->clear_unique_items;	2280	$self->clear_unique_items;
1946	$self->_load_objects ($f);	2281	$self->_load_objects ($f);
1947	$f->resolve_delayed_derefs;	2282	$f->resolve_delayed_derefs;
		2283	}
1948	}	2284	}
1949	}	2285	}
1950	}
1951		2286
1952	$f->resolve_delayed_derefs;	2287	$f->resolve_delayed_derefs;
		2288	} else {
		2289	$self->post_load_original
		2290	if delete $self->{load_original};
		2291	}
		2292
		2293	$self->state (cf::MAP_INACTIVE);
1953		2294
1954	cf::cede_to_tick;	2295	cf::cede_to_tick;
1955	# now do the right thing for maps	2296	# now do the right thing for maps
1956	$self->link_multipart_objects;	2297	$self->link_multipart_objects;
1957	$self->difficulty ($self->estimate_difficulty)	2298	$self->difficulty ($self->estimate_difficulty)
…		…
1961	unless ($self->{deny_activate}) {	2302	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2303	$self->decay_objects;
1963	$self->fix_auto_apply;	2304	$self->fix_auto_apply;
1964	$self->update_buttons;	2305	$self->update_buttons;
1965	cf::cede_to_tick;	2306	cf::cede_to_tick;
1966	$self->set_darkness_map;	2307	#$self->activate; # no longer activate maps automatically
1967	cf::cede_to_tick;
1968	$self->activate;
1969	}	2308	}
1970		2309
1971	$self->{last_save} = $cf::RUNTIME;	2310	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2311	$self->last_access ($cf::RUNTIME);
1973
1974	$self->in_memory (cf::MAP_IN_MEMORY);
1975	}	2312	}
1976		2313
1977	$self->post_load;	2314	$self->post_load;
1978	}
1979		2315
		2316	1
		2317	}
		2318
		2319	# customize the map for a given player, i.e.
		2320	# return the _real_ map. used by e.g. per-player
		2321	# maps to change the path to ~playername/mappath
1980	sub customise_for {	2322	sub customise_for {
1981	my ($self, $ob) = @_;	2323	my ($self, $ob) = @_;
1982		2324
1983	return find "~" . $ob->name . "/" . $self->{path}	2325	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2326	if $self->per_player;
…		…
1987	# if $self->per_party;	2329	# if $self->per_party;
1988		2330
1989	$self	2331	$self
1990	}	2332	}
1991		2333
1992	# find and load all maps in the 3x3 area around a map
1993	sub load_neighbours {
1994	my ($map) = @_;
1995
1996	my @neigh; # diagonal neighbours
1997
1998	for (0 .. 3) {
1999	my $neigh = $map->tile_path ($_)
2000	or next;
2001	$neigh = find $neigh, $map
2002	or next;
2003	$neigh->load;
2004
2005	push @neigh,
2006	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2007	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2008	}
2009
2010	for (grep defined $_->[0], @neigh) {
2011	my ($path, $origin) = @$_;
2012	my $neigh = find $path, $origin
2013	or next;
2014	$neigh->load;
2015	}
2016	}
2017
2018	sub find_sync {	2334	sub find_sync {
2019	my ($path, $origin) = @_;	2335	my ($path, $origin) = @_;
2020		2336
2021	cf::sync_job { find $path, $origin }	2337	# it's a bug to call this from the main context
		2338	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2339	if $Coro::current == $Coro::main;
		2340
		2341	find $path, $origin
2022	}	2342	}
2023		2343
2024	sub do_load_sync {	2344	sub do_load_sync {
2025	my ($map) = @_;	2345	my ($map) = @_;
2026		2346
		2347	# it's a bug to call this from the main context
2027	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2348	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2028	if $Coro::current == $Coro::main;	2349	if $Coro::current == $Coro::main;
2029		2350
2030	cf::sync_job { $map->load };	2351	$map->load;
2031	}	2352	}
2032		2353
2033	our %MAP_PREFETCH;	2354	our %MAP_PREFETCH;
2034	our $MAP_PREFETCHER = undef;	2355	our $MAP_PREFETCHER = undef;
2035		2356
2036	sub find_async {	2357	sub find_async {
2037	my ($path, $origin, $load) = @_;	2358	my ($path, $origin, $load) = @_;
2038		2359
2039	$path = normalise $path, $origin && $origin->{path};	2360	$path = normalise $path, $origin;
2040		2361
2041	if (my $map = $cf::MAP{$path}) {	2362	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2363	return $map if !$load || $map->linkable;
2043	}	2364	}
2044		2365
2045	$MAP_PREFETCH{$path} |= $load;	2366	$MAP_PREFETCH{$path} |= $load;
2046		2367
2047	$MAP_PREFETCHER ||= cf::async {	2368	$MAP_PREFETCHER ||= cf::async {
		2369	$Coro::current->{desc} = "map prefetcher";
		2370
2048	while (%MAP_PREFETCH) {	2371	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2372	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2373	if (my $map = find $k) {
2051	$map->load if $v;	2374	$map->load if $v;
2052	}	2375	}
…		…
2059	$MAP_PREFETCHER->prio (6);	2382	$MAP_PREFETCHER->prio (6);
2060		2383
2061	()	2384	()
2062	}	2385	}
2063		2386
		2387	# common code, used by both ->save and ->swapout
2064	sub save {	2388	sub _save {
2065	my ($self) = @_;	2389	my ($self) = @_;
2066
2067	my $lock = cf::lock_acquire "map_data:$self->{path}";
2068		2390
2069	$self->{last_save} = $cf::RUNTIME;	2391	$self->{last_save} = $cf::RUNTIME;
2070		2392
2071	return unless $self->dirty;	2393	return unless $self->dirty;
2072		2394
…		…
2078	return if $self->{deny_save};	2400	return if $self->{deny_save};
2079		2401
2080	local $self->{last_access} = $self->last_access;#d#	2402	local $self->{last_access} = $self->last_access;#d#
2081		2403
2082	cf::async {	2404	cf::async {
		2405	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2406	$_->contr->save for $self->players;
2084	};	2407	};
		2408
		2409	cf::get_slot 0.02;
2085		2410
2086	if ($uniq) {	2411	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2412	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2413	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2414	} else {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2415	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2091	}	2416	}
2092	}	2417	}
2093		2418
		2419	sub save {
		2420	my ($self) = @_;
		2421
		2422	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2423
		2424	$self->_save;
		2425	}
		2426
2094	sub swap_out {	2427	sub swap_out {
2095	my ($self) = @_;	2428	my ($self) = @_;
2096		2429
2097	# save first because save cedes
2098	$self->save;
2099
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2430	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2431
		2432	return if !$self->linkable;
		2433	return if $self->{deny_save};
2102	return if $self->players;	2434	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;	2435
		2436	# first deactivate the map and "unlink" it from the core
		2437	$self->deactivate;
		2438	$_->clear_links_to ($self) for values %cf::MAP;
		2439	$self->state (cf::MAP_SWAPPED);
		2440
		2441	# then atomically save
		2442	$self->_save;
		2443
		2444	# then free the map
		2445	$self->clear;
		2446	}
		2447
		2448	sub reset_at {
		2449	my ($self) = @_;
		2450
		2451	# TODO: safety, remove and allow resettable per-player maps
2104	return if $self->{deny_save};	2452	return 1e99 if $self->{deny_reset};
2105		2453
		2454	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2455	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2456
		2457	$time + $to
		2458	}
		2459
		2460	sub should_reset {
		2461	my ($self) = @_;
		2462
		2463	$self->reset_at <= $cf::RUNTIME
		2464	}
		2465
		2466	sub reset {
		2467	my ($self) = @_;
		2468
		2469	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2470
		2471	return if $self->players;
		2472
		2473	cf::trace "resetting map ", $self->path, "\n";
		2474
2106	$self->in_memory (cf::MAP_SWAPPED);	2475	$self->state (cf::MAP_SWAPPED);
		2476
		2477	# need to save uniques path
		2478	unless ($self->{deny_save}) {
		2479	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2480
		2481	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2482	if $uniq;
		2483	}
		2484
		2485	delete $cf::MAP{$self->path};
2107		2486
2108	$self->deactivate;	2487	$self->deactivate;
2109	$_->clear_links_to ($self) for values %cf::MAP;	2488	$_->clear_links_to ($self) for values %cf::MAP;
2110	$self->clear;	2489	$self->clear;
2111	}
2112
2113	sub reset_at {
2114	my ($self) = @_;
2115
2116	# TODO: safety, remove and allow resettable per-player maps
2117	return 1e99 if $self->{deny_reset};
2118
2119	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2120	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2121
2122	$time + $to
2123	}
2124
2125	sub should_reset {
2126	my ($self) = @_;
2127
2128	$self->reset_at <= $cf::RUNTIME
2129	}
2130
2131	sub reset {
2132	my ($self) = @_;
2133
2134	my $lock = cf::lock_acquire "map_data:$self->{path}";
2135
2136	return if $self->players;
2137
2138	warn "resetting map ", $self->path;
2139
2140	$self->in_memory (cf::MAP_SWAPPED);
2141
2142	# need to save uniques path
2143	unless ($self->{deny_save}) {
2144	my $uniq = $self->uniq_path; utf8::encode $uniq;
2145
2146	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2147	if $uniq;
2148	}
2149
2150	delete $cf::MAP{$self->path};
2151
2152	$self->deactivate;
2153	$_->clear_links_to ($self) for values %cf::MAP;
2154	$self->clear;
2155		2490
2156	$self->unlink_save;	2491	$self->unlink_save;
2157	$self->destroy;	2492	$self->destroy;
2158	}	2493	}
2159		2494
…		…
2167		2502
2168	delete $cf::MAP{$self->path};	2503	delete $cf::MAP{$self->path};
2169		2504
2170	$self->unlink_save;	2505	$self->unlink_save;
2171		2506
2172	bless $self, "cf::map";	2507	bless $self, "cf::map::wrap";
2173	delete $self->{deny_reset};	2508	delete $self->{deny_reset};
2174	$self->{deny_save} = 1;	2509	$self->{deny_save} = 1;
2175	$self->reset_timeout (1);	2510	$self->reset_timeout (1);
2176	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2511	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2177		2512
…		…
2226		2561
2227	sub unique_maps() {	2562	sub unique_maps() {
2228	[	2563	[
2229	map {	2564	map {
2230	utf8::decode $_;	2565	utf8::decode $_;
2231	/\.map$/	2566	s/\.map$//; # TODO future compatibility hack
		2567	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2568	? ()
2232	? normalise $_	2569	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2570	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2571	]
2236	}	2572	}
2237		2573
2238	package cf;	2574	=item cf::map::static_maps
		2575
		2576	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2577	file in the shared directory excluding F</styles> and F</editor>). May
		2578	block.
		2579
		2580	=cut
		2581
		2582	sub static_maps() {
		2583	my @dirs = "";
		2584	my @maps;
		2585
		2586	while (@dirs) {
		2587	my $dir = shift @dirs;
		2588
		2589	next if $dir eq "/styles" || $dir eq "/editor";
		2590
		2591	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2592	or return;
		2593
		2594	for (@$files) {
		2595	s/\.map$// or next;
		2596	utf8::decode $_;
		2597	push @maps, "$dir/$_";
		2598	}
		2599
		2600	push @dirs, map "$dir/$_", @$dirs;
		2601	}
		2602
		2603	\@maps
		2604	}
2239		2605
2240	=back	2606	=back
2241		2607
2242	=head3 cf::object	2608	=head3 cf::object
2243		2609
…		…
2247		2613
2248	=over 4	2614	=over 4
2249		2615
2250	=item $ob->inv_recursive	2616	=item $ob->inv_recursive
2251		2617
2252	Returns the inventory of the object _and_ their inventories, recursively.	2618	Returns the inventory of the object I<and> their inventories, recursively,
		2619	but I<not> the object itself.
2253		2620
2254	=cut	2621	=cut
2255		2622
2256	sub inv_recursive_;	2623	sub inv_recursive_;
2257	sub inv_recursive_ {	2624	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2629	inv_recursive_ inv $_[0]
2263	}	2630	}
2264		2631
2265	=item $ref = $ob->ref	2632	=item $ref = $ob->ref
2266		2633
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2634	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2635
2269	=item $ob = cf::object::deref ($refstring)	2636	=item $ob = cf::object::deref ($refstring)
2270		2637
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2638	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272	even if the object actually exists. May block.	2639	even if the object actually exists. May block.
…		…
2274	=cut	2641	=cut
2275		2642
2276	sub deref {	2643	sub deref {
2277	my ($ref) = @_;	2644	my ($ref) = @_;
2278		2645
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2646	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2647	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2648	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2649	or return;
2286	$pl->ob->uuid eq $uuid	2650	$pl->ob->uuid eq $uuid
2287	or return;	2651	or return;
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2671	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2672	dialogue with the given NPC character.
2309		2673
2310	=cut	2674	=cut
2311		2675
		2676	our $SAY_CHANNEL = {
		2677	id => "say",
		2678	title => "Map",
		2679	reply => "say ",
		2680	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2681	};
		2682
		2683	our $CHAT_CHANNEL = {
		2684	id => "chat",
		2685	title => "Chat",
		2686	reply => "chat ",
		2687	tooltip => "Player chat and shouts, global to the server.",
		2688	};
		2689
2312	# rough implementation of a future "reply" method that works	2690	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2691	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2692	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2693	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2694	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2705	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2706	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2707
2330	} else {	2708	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2709	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2710	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2711	}
2334	}	2712	}
2335	}	2713	}
2336		2714
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2715	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2740
2363	=item $player_object->enter_link	2741	=item $player_object->enter_link
2364		2742
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2743	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2744
2367	The player should be reasonably safe there for short amounts of time. You	2745	The player should be reasonably safe there for short amounts of time (e.g.
2368	I<MUST> call C<leave_link> as soon as possible, though.	2746	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2747	though, as the player cannot control the character while it is on the link
		2748	map.
2369		2749
2370	Will never block.	2750	Will never block.
2371		2751
2372	=item $player_object->leave_link ($map, $x, $y)	2752	=item $player_object->leave_link ($map, $x, $y)
2373		2753
…		…
2393	sub cf::object::player::enter_link {	2773	sub cf::object::player::enter_link {
2394	my ($self) = @_;	2774	my ($self) = @_;
2395		2775
2396	$self->deactivate_recursive;	2776	$self->deactivate_recursive;
2397		2777
		2778	++$self->{_link_recursion};
		2779
2398	return if UNIVERSAL::isa $self->map, "ext::map_link";	2780	return if UNIVERSAL::isa $self->map, "ext::map_link";
2399		2781
2400	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2782	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2401	if $self->map && $self->map->{path} ne "{link}";	2783	if $self->map && $self->map->{path} ne "{link}";
2402		2784
2403	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2785	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2404	}	2786	}
2405		2787
2406	sub cf::object::player::leave_link {	2788	sub cf::object::player::leave_link {
2407	my ($self, $map, $x, $y) = @_;	2789	my ($self, $map, $x, $y) = @_;
2408		2790
…		…
2425	($x, $y) = (-1, -1)	2807	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2808	unless (defined $x) && (defined $y);
2427		2809
2428	# use -1 or undef as default coordinates, not 0, 0	2810	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2811	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2812	if $x <= 0 && $y <= 0;
2431		2813
2432	$map->load;	2814	$map->load;
2433	$map->load_neighbours;
2434		2815
2435	return unless $self->contr->active;	2816	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2817
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2818	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2819	if ($self->enter_map ($map, $x, $y)) {
2440	}	2820	# entering was successful
		2821	delete $self->{_link_recursion};
		2822	# only activate afterwards, to support waiting in hooks
		2823	$self->activate_recursive;
		2824	}
2441		2825
		2826	}
		2827
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2828	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2443		2829
2444	Moves the player to the given map-path and coordinates by first freezing	2830	Moves the player to the given map-path and coordinates by first freezing
2445	her, loading and preparing them map, calling the provided $check callback	2831	her, loading and preparing them map, calling the provided $check callback
2446	that has to return the map if sucecssful, and then unfreezes the player on	2832	that has to return the map if sucecssful, and then unfreezes the player on
2447	the new (success) or old (failed) map position. In either case, $done will	2833	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2834	be called at the end of this process.
2449		2835
		2836	Note that $check will be called with a potentially non-loaded map, so if
		2837	it needs a loaded map it has to call C<< ->load >>.
		2838
2450	=cut	2839	=cut
2451		2840
2452	our $GOTOGEN;	2841	our $GOTOGEN;
2453		2842
2454	sub cf::object::player::goto {	2843	sub cf::object::player::goto {
2455	my ($self, $path, $x, $y, $check, $done) = @_;	2844	my ($self, $path, $x, $y, $check, $done) = @_;
2456		2845
		2846	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2847	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2848	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2849	($path, $x, $y) = @$EMERGENCY_POSITION;
		2850	}
		2851
2457	# do generation counting so two concurrent goto's will be executed in-order	2852	# do generation counting so two concurrent goto's will be executed in-order
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2853	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2854
2460	$self->enter_link;	2855	$self->enter_link;
2461		2856
2462	(async {	2857	(async {
		2858	$Coro::current->{desc} = "player::goto $path $x $y";
		2859
2463	# *tag paths override both path and x|y	2860	# *tag paths override both path and x|y
2464	if ($path =~ /^\*(.*)$/) {	2861	if ($path =~ /^\*(.*)$/) {
2465	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2862	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2466	my $ob = $obs[rand @obs];	2863	my $ob = $obs[rand @obs];
2467		2864
2468	# todo: use ob_blocked to check all tiles of the destination "object"	2865	# see if we actually can go there
2469	# for suitability.	2866	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2867	$ob = $obs[rand @obs];
		2868	} else {
		2869	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2870	}
		2871	# else put us there anyways for now #d#
2470		2872
2471	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);	2873	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2874	} else {
		2875	($path, $x, $y) = (undef, undef, undef);
2472	}	2876	}
2473	}	2877	}
2474		2878
2475	my $map = eval {	2879	my $map = eval {
2476	my $map = cf::map::find $path;	2880	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2477		2881
2478	if ($map) {	2882	if ($map) {
2479	$map = $map->customise_for ($self);	2883	$map = $map->customise_for ($self);
2480	$map = $check->($map) if $check && $map;	2884	$map = $check->($map, $x, $y, $self) if $check && $map;
2481	} else {	2885	} else {
2482	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2886	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2483	}	2887	}
2484		2888
2485	$map	2889	$map
2486	};	2890	};
2487		2891
…		…
2493	if ($gen == $self->{_goto_generation}) {	2897	if ($gen == $self->{_goto_generation}) {
2494	delete $self->{_goto_generation};	2898	delete $self->{_goto_generation};
2495	$self->leave_link ($map, $x, $y);	2899	$self->leave_link ($map, $x, $y);
2496	}	2900	}
2497		2901
2498	$done->() if $done;	2902	$done->($self) if $done;
2499	})->prio (1);	2903	})->prio (1);
2500	}	2904	}
2501		2905
2502	=item $player_object->enter_exit ($exit_object)	2906	=item $player_object->enter_exit ($exit_object)
2503		2907
…		…
2523	}	2927	}
2524		2928
2525	sub prepare_random_map {	2929	sub prepare_random_map {
2526	my ($exit) = @_;	2930	my ($exit) = @_;
2527		2931
2528	my $guard = cf::lock_acquire "exit_prepare:$exit";
2529
2530	# all this does is basically replace the /! path by	2932	# all this does is basically replace the /! path by
2531	# a new random map path (?random/...) with a seed	2933	# a new random map path (?random/...) with a seed
2532	# that depends on the exit object	2934	# that depends on the exit object
2533		2935
2534	my $rmp = parse_random_map_params $exit->msg;	2936	my $rmp = parse_random_map_params $exit->msg;
…		…
2536	if ($exit->map) {	2938	if ($exit->map) {
2537	$rmp->{region} = $exit->region->name;	2939	$rmp->{region} = $exit->region->name;
2538	$rmp->{origin_map} = $exit->map->path;	2940	$rmp->{origin_map} = $exit->map->path;
2539	$rmp->{origin_x} = $exit->x;	2941	$rmp->{origin_x} = $exit->x;
2540	$rmp->{origin_y} = $exit->y;	2942	$rmp->{origin_y} = $exit->y;
		2943
		2944	$exit->map->touch;
2541	}	2945	}
2542		2946
2543	$rmp->{random_seed} ||= $exit->random_seed;	2947	$rmp->{random_seed} ||= $exit->random_seed;
2544		2948
2545	my $data = cf::to_json $rmp;	2949	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2546	my $md5 = Digest::MD5::md5_hex $data;	2950	my $md5 = Digest::MD5::md5_hex $data;
2547	my $meta = "$RANDOMDIR/$md5.meta";	2951	my $meta = "$RANDOMDIR/$md5.meta";
2548		2952
2549	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2953	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2550	aio_write $fh, 0, (length $data), $data, 0;	2954	aio_write $fh, 0, (length $data), $data, 0;
2551	undef $fh;	2955	undef $fh;
2552	aio_rename "$meta~", $meta;	2956	aio_rename "$meta~", $meta;
2553		2957
		2958	my $slaying = "?random/$md5";
		2959
		2960	if ($exit->valid) {
2554	$exit->slaying ("?random/$md5");	2961	$exit->slaying ("?random/$md5");
2555	$exit->msg (undef);	2962	$exit->msg (undef);
		2963	}
2556	}	2964	}
2557	}	2965	}
2558		2966
2559	sub cf::object::player::enter_exit {	2967	sub cf::object::player::enter_exit {
2560	my ($self, $exit) = @_;	2968	my ($self, $exit) = @_;
2561		2969
2562	return unless $self->type == cf::PLAYER;	2970	return unless $self->type == cf::PLAYER;
2563		2971
2564	if ($exit->slaying eq "/!") {
2565	#TODO: this should de-fi-ni-te-ly not be a sync-job
2566	# the problem is that $exit might not survive long enough
2567	# so it needs to be done right now, right here
2568	cf::sync_job { prepare_random_map $exit };
2569	}
2570
2571	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2572	my $hp = $exit->stats->hp;
2573	my $sp = $exit->stats->sp;
2574
2575	$self->enter_link;	2972	$self->enter_link;
2576		2973
2577	# if exit is damned, update players death & WoR home-position
2578	$self->contr->savebed ($slaying, $hp, $sp)
2579	if $exit->flag (FLAG_DAMNED);
2580
2581	(async {	2974	(async {
2582	$self->deactivate_recursive; # just to be sure	2975	$Coro::current->{desc} = "enter_exit";
		2976
2583	unless (eval {	2977	unless (eval {
		2978	$self->deactivate_recursive; # just to be sure
		2979
		2980	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2981	my $x = $exit->stats->hp;
		2982	my $y = $exit->stats->sp;
		2983
		2984	# special map handling
		2985	my $slaying = $exit->slaying;
		2986
		2987	# special map handling
		2988	if ($slaying eq "/!") {
		2989	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2990
		2991	prepare_random_map $exit
		2992	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2993
		2994	$map = $exit->slaying;
		2995
		2996	} elsif ($slaying eq '!up') {
		2997	$map = $exit->map->tile_path (cf::TILE_UP);
		2998	$x = $exit->x;
		2999	$y = $exit->y;
		3000
		3001	} elsif ($slaying eq '!down') {
		3002	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3003	$x = $exit->x;
		3004	$y = $exit->y;
		3005	}
		3006
2584	$self->goto ($slaying, $hp, $sp);	3007	$self->goto ($map, $x, $y);
2585		3008
		3009	# if exit is damned, update players death & WoR home-position
		3010	$self->contr->savebed ($map, $x, $y)
		3011	if $exit->flag (cf::FLAG_DAMNED);
		3012
2586	1;	3013	1
2587	}) {	3014	}) {
2588	$self->message ("Something went wrong deep within the crossfire server. "	3015	$self->message ("Something went wrong deep within the deliantra server. "
2589	. "I'll try to bring you back to the map you were before. "	3016	. "I'll try to bring you back to the map you were before. "
2590	. "Please report this to the dungeon master!",	3017	. "Please report this to the dungeon master!",
2591	cf::NDI_UNIQUE | cf::NDI_RED);	3018	cf::NDI_UNIQUE | cf::NDI_RED);
2592		3019
2593	warn "ERROR in enter_exit: $@";	3020	error "ERROR in enter_exit: $@";
2594	$self->leave_link;	3021	$self->leave_link;
2595	}	3022	}
2596	})->prio (1);	3023	})->prio (1);
2597	}	3024	}
2598		3025
…		…
2610	sub cf::client::send_drawinfo {	3037	sub cf::client::send_drawinfo {
2611	my ($self, $text, $flags) = @_;	3038	my ($self, $text, $flags) = @_;
2612		3039
2613	utf8::encode $text;	3040	utf8::encode $text;
2614	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3041	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3042	}
		3043
		3044	=item $client->send_big_packet ($pkt)
		3045
		3046	Like C<send_packet>, but tries to compress large packets, and fragments
		3047	them as required.
		3048
		3049	=cut
		3050
		3051	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3052
		3053	sub cf::client::send_big_packet {
		3054	my ($self, $pkt) = @_;
		3055
		3056	# try lzf for large packets
		3057	$pkt = "lzf " . Compress::LZF::compress $pkt
		3058	if 1024 <= length $pkt and $self->{can_lzf};
		3059
		3060	# split very large packets
		3061	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3062	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3063	$pkt = "frag";
		3064	}
		3065
		3066	$self->send_packet ($pkt);
2615	}	3067	}
2616		3068
2617	=item $client->send_msg ($channel, $msg, $color, [extra...])	3069	=item $client->send_msg ($channel, $msg, $color, [extra...])
2618		3070
2619	Send a drawinfo or msg packet to the client, formatting the msg for the	3071	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2621	the message, with C<log> being the default. If C<$color> is negative, suppress	3073	the message, with C<log> being the default. If C<$color> is negative, suppress
2622	the message unless the client supports the msg packet.	3074	the message unless the client supports the msg packet.
2623		3075
2624	=cut	3076	=cut
2625		3077
		3078	# non-persistent channels (usually the info channel)
2626	our %CHANNEL = (	3079	our %CHANNEL = (
		3080	"c/motd" => {
		3081	id => "infobox",
		3082	title => "MOTD",
		3083	reply => undef,
		3084	tooltip => "The message of the day",
		3085	},
2627	"c/identify" => {	3086	"c/identify" => {
2628	id => "identify",	3087	id => "infobox",
2629	title => "Identify",	3088	title => "Identify",
2630	reply => undef,	3089	reply => undef,
2631	tooltip => "Items recently identified",	3090	tooltip => "Items recently identified",
2632	},	3091	},
2633	"c/examine" => {	3092	"c/examine" => {
2634	id => "examine",	3093	id => "infobox",
2635	title => "Examine",	3094	title => "Examine",
2636	reply => undef,	3095	reply => undef,
2637	tooltip => "Signs and other items you examined",	3096	tooltip => "Signs and other items you examined",
2638	},	3097	},
		3098	"c/shopinfo" => {
		3099	id => "infobox",
		3100	title => "Shop Info",
		3101	reply => undef,
		3102	tooltip => "What your bargaining skill tells you about the shop",
		3103	},
		3104	"c/book" => {
		3105	id => "infobox",
		3106	title => "Book",
		3107	reply => undef,
		3108	tooltip => "The contents of a note or book",
		3109	},
		3110	"c/lookat" => {
		3111	id => "infobox",
		3112	title => "Look",
		3113	reply => undef,
		3114	tooltip => "What you saw there",
		3115	},
		3116	"c/who" => {
		3117	id => "infobox",
		3118	title => "Players",
		3119	reply => undef,
		3120	tooltip => "Shows players who are currently online",
		3121	},
		3122	"c/body" => {
		3123	id => "infobox",
		3124	title => "Body Parts",
		3125	reply => undef,
		3126	tooltip => "Shows which body parts you posess and are available",
		3127	},
		3128	"c/statistics" => {
		3129	id => "infobox",
		3130	title => "Statistics",
		3131	reply => undef,
		3132	tooltip => "Shows your primary statistics",
		3133	},
		3134	"c/skills" => {
		3135	id => "infobox",
		3136	title => "Skills",
		3137	reply => undef,
		3138	tooltip => "Shows your experience per skill and item power",
		3139	},
		3140	"c/shopitems" => {
		3141	id => "infobox",
		3142	title => "Shop Items",
		3143	reply => undef,
		3144	tooltip => "Shows the items currently for sale in this shop",
		3145	},
		3146	"c/resistances" => {
		3147	id => "infobox",
		3148	title => "Resistances",
		3149	reply => undef,
		3150	tooltip => "Shows your resistances",
		3151	},
		3152	"c/pets" => {
		3153	id => "infobox",
		3154	title => "Pets",
		3155	reply => undef,
		3156	tooltip => "Shows information abotu your pets/a specific pet",
		3157	},
		3158	"c/perceiveself" => {
		3159	id => "infobox",
		3160	title => "Perceive Self",
		3161	reply => undef,
		3162	tooltip => "You gained detailed knowledge about yourself",
		3163	},
		3164	"c/uptime" => {
		3165	id => "infobox",
		3166	title => "Uptime",
		3167	reply => undef,
		3168	tooltip => "How long the server has been running since last restart",
		3169	},
		3170	"c/mapinfo" => {
		3171	id => "infobox",
		3172	title => "Map Info",
		3173	reply => undef,
		3174	tooltip => "Information related to the maps",
		3175	},
		3176	"c/party" => {
		3177	id => "party",
		3178	title => "Party",
		3179	reply => "gsay ",
		3180	tooltip => "Messages and chat related to your party",
		3181	},
		3182	"c/death" => {
		3183	id => "death",
		3184	title => "Death",
		3185	reply => undef,
		3186	tooltip => "Reason for and more info about your most recent death",
		3187	},
		3188	"c/say" => $SAY_CHANNEL,
		3189	"c/chat" => $CHAT_CHANNEL,
2639	);	3190	);
2640		3191
2641	sub cf::client::send_msg {	3192	sub cf::client::send_msg {
2642	my ($self, $channel, $msg, $color, @extra) = @_;	3193	my ($self, $channel, $msg, $color, @extra) = @_;
2643		3194
2644	$msg = $self->pl->expand_cfpod ($msg);	3195	$msg = $self->pl->expand_cfpod ($msg)
		3196	unless $color & cf::NDI_VERBATIM;
2645		3197
2646	$color &= cf::NDI_CLIENT_MASK; # just in case...	3198	$color &= cf::NDI_CLIENT_MASK; # just in case...
2647		3199
2648	# check predefined channels, for the benefit of C	3200	# check predefined channels, for the benefit of C
2649	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3201	if ($CHANNEL{$channel}) {
		3202	$channel = $CHANNEL{$channel};
2650		3203
		3204	$self->ext_msg (channel_info => $channel);
		3205	$channel = $channel->{id};
		3206
2651	if (ref $channel) {	3207	} elsif (ref $channel) {
2652	# send meta info to client, if not yet sent	3208	# send meta info to client, if not yet sent
2653	unless (exists $self->{channel}{$channel->{id}}) {	3209	unless (exists $self->{channel}{$channel->{id}}) {
2654	$self->{channel}{$channel->{id}} = $channel;	3210	$self->{channel}{$channel->{id}} = $channel;
2655	$self->ext_msg (channel_info => $channel)	3211	$self->ext_msg (channel_info => $channel);
2656	if $self->can_msg;
2657	}	3212	}
2658		3213
2659	$channel = $channel->{id};	3214	$channel = $channel->{id};
2660	}	3215	}
2661		3216
2662	return unless @extra || length $msg;	3217	return unless @extra || length $msg;
2663		3218
2664	if ($self->can_msg) {
2665	# default colour, mask it out	3219	# default colour, mask it out
2666	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3220	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2667	if $color & cf::NDI_DEF;	3221	if $color & cf::NDI_DEF;
2668		3222
2669	$self->send_packet ("msg " . $self->{json_coder}->encode (	3223	my $pkt = "msg "
		3224	. $self->{json_coder}->encode (
2670	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3225	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2671	} else {	3226	);
2672	if ($color >= 0) {
2673	# replace some tags by gcfclient-compatible ones
2674	for ($msg) {
2675	1 while
2676	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2677	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2678	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2679	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2680	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2681	}
2682		3227
2683	$color &= cf::NDI_COLOR_MASK;	3228	$self->send_big_packet ($pkt);
2684
2685	utf8::encode $msg;
2686
2687	if (0 && $msg =~ /\[/) {
2688	# COMMAND/INFO
2689	$self->send_packet ("drawextinfo $color 10 8 $msg")
2690	} else {
2691	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2692	$self->send_packet ("drawinfo $color $msg")
2693	}
2694	}
2695	}
2696	}	3229	}
2697		3230
2698	=item $client->ext_msg ($type, @msg)	3231	=item $client->ext_msg ($type, @msg)
2699		3232
2700	Sends an ext event to the client.	3233	Sends an ext event to the client.
…		…
2702	=cut	3235	=cut
2703		3236
2704	sub cf::client::ext_msg($$@) {	3237	sub cf::client::ext_msg($$@) {
2705	my ($self, $type, @msg) = @_;	3238	my ($self, $type, @msg) = @_;
2706		3239
2707	if ($self->extcmd == 2) {
2708	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3240	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2709	} elsif ($self->extcmd == 1) { # TODO: remove
2710	push @msg, msgtype => "event_$type";
2711	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2712	}
2713	}	3241	}
2714		3242
2715	=item $client->ext_reply ($msgid, @msg)	3243	=item $client->ext_reply ($msgid, @msg)
2716		3244
2717	Sends an ext reply to the client.	3245	Sends an ext reply to the client.
…		…
2719	=cut	3247	=cut
2720		3248
2721	sub cf::client::ext_reply($$@) {	3249	sub cf::client::ext_reply($$@) {
2722	my ($self, $id, @msg) = @_;	3250	my ($self, $id, @msg) = @_;
2723		3251
2724	if ($self->extcmd == 2) {
2725	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3252	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2726	} elsif ($self->extcmd == 1) {
2727	#TODO: version 1, remove
2728	unshift @msg, msgtype => "reply", msgid => $id;
2729	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2730	}
2731	}	3253	}
2732		3254
2733	=item $success = $client->query ($flags, "text", \&cb)	3255	=item $success = $client->query ($flags, "text", \&cb)
2734		3256
2735	Queues a query to the client, calling the given callback with	3257	Queues a query to the client, calling the given callback with
…		…
2790	my ($ns, $buf) = @_;	3312	my ($ns, $buf) = @_;
2791		3313
2792	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3314	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2793		3315
2794	if (ref $msg) {	3316	if (ref $msg) {
2795	my ($type, $reply, @payload) =	3317	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2796	"ARRAY" eq ref $msg
2797	? @$msg
2798	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2799		3318
2800	my @reply;	3319	my @reply;
2801		3320
2802	if (my $cb = $EXTICMD{$type}) {	3321	if (my $cb = $EXTICMD{$type}) {
2803	@reply = $cb->($ns, @payload);	3322	@reply = $cb->($ns, @payload);
…		…
2805		3324
2806	$ns->ext_reply ($reply, @reply)	3325	$ns->ext_reply ($reply, @reply)
2807	if $reply;	3326	if $reply;
2808		3327
2809	} else {	3328	} else {
2810	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3329	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2811	}	3330	}
2812		3331
2813	cf::override;	3332	cf::override;
2814	},	3333	},
2815	);	3334	);
…		…
2835		3354
2836	$coro	3355	$coro
2837	}	3356	}
2838		3357
2839	cf::client->attach (	3358	cf::client->attach (
2840	on_destroy => sub {	3359	on_client_destroy => sub {
2841	my ($ns) = @_;	3360	my ($ns) = @_;
2842		3361
2843	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3362	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2844	},	3363	},
2845	);	3364	);
…		…
2861	our $safe_hole = new Safe::Hole;	3380	our $safe_hole = new Safe::Hole;
2862		3381
2863	$SIG{FPE} = 'IGNORE';	3382	$SIG{FPE} = 'IGNORE';
2864		3383
2865	$safe->permit_only (Opcode::opset qw(	3384	$safe->permit_only (Opcode::opset qw(
2866	:base_core :base_mem :base_orig :base_math	3385	:base_core :base_mem :base_orig :base_math :base_loop
2867	grepstart grepwhile mapstart mapwhile	3386	grepstart grepwhile mapstart mapwhile
2868	sort time	3387	sort time
2869	));	3388	));
2870		3389
2871	# here we export the classes and methods available to script code	3390	# here we export the classes and methods available to script code
…		…
2873	=pod	3392	=pod
2874		3393
2875	The following functions and methods are available within a safe environment:	3394	The following functions and methods are available within a safe environment:
2876		3395
2877	cf::object	3396	cf::object
2878	contr pay_amount pay_player map x y force_find force_add	3397	contr pay_amount pay_player map x y force_find force_add destroy
2879	insert remove name archname title slaying race decrease_ob_nr	3398	insert remove name archname title slaying race decrease split
		3399	value
2880		3400
2881	cf::object::player	3401	cf::object::player
2882	player	3402	player
2883		3403
2884	cf::player	3404	cf::player
…		…
2889		3409
2890	=cut	3410	=cut
2891		3411
2892	for (	3412	for (
2893	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3413	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2894	insert remove inv name archname title slaying race	3414	insert remove inv nrof name archname title slaying race
2895	decrease_ob_nr)],	3415	decrease split destroy change_exp value msg lore send_msg)],
2896	["cf::object::player" => qw(player)],	3416	["cf::object::player" => qw(player)],
2897	["cf::player" => qw(peaceful)],	3417	["cf::player" => qw(peaceful send_msg)],
2898	["cf::map" => qw(trigger)],	3418	["cf::map" => qw(trigger)],
2899	) {	3419	) {
2900	no strict 'refs';
2901	my ($pkg, @funs) = @$_;	3420	my ($pkg, @funs) = @$_;
2902	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3421	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2903	for @funs;	3422	for @funs;
2904	}	3423	}
2905		3424
…		…
2920		3439
2921	my $qcode = $code;	3440	my $qcode = $code;
2922	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3441	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2923	$qcode =~ s/\n/\\n/g;	3442	$qcode =~ s/\n/\\n/g;
2924		3443
		3444	%vars = (_dummy => 0) unless %vars;
		3445
		3446	my @res;
2925	local $_;	3447	local $_;
2926	local @safe::cf::_safe_eval_args = values %vars;
2927		3448
2928	my $eval =	3449	my $eval =
2929	"do {\n"	3450	"do {\n"
2930	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3451	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2931	. "#line 0 \"{$qcode}\"\n"	3452	. "#line 0 \"{$qcode}\"\n"
2932	. $code	3453	. $code
2933	. "\n}"	3454	. "\n}"
2934	;	3455	;
2935		3456
		3457	if ($CFG{safe_eval}) {
2936	sub_generation_inc;	3458	sub_generation_inc;
		3459	local @safe::cf::_safe_eval_args = values %vars;
2937	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3460	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2938	sub_generation_inc;	3461	sub_generation_inc;
		3462	} else {
		3463	local @cf::_safe_eval_args = values %vars;
		3464	@res = wantarray ? eval eval : scalar eval $eval;
		3465	}
2939		3466
2940	if ($@) {	3467	if ($@) {
2941	warn "$@";	3468	warn "$@",
2942	warn "while executing safe code '$code'\n";	3469	"while executing safe code '$code'\n",
2943	warn "with arguments " . (join " ", %vars) . "\n";	3470	"with arguments " . (join " ", %vars) . "\n";
2944	}	3471	}
2945		3472
2946	wantarray ? @res : $res[0]	3473	wantarray ? @res : $res[0]
2947	}	3474	}
2948		3475
…		…
2962	=cut	3489	=cut
2963		3490
2964	sub register_script_function {	3491	sub register_script_function {
2965	my ($fun, $cb) = @_;	3492	my ($fun, $cb) = @_;
2966		3493
2967	no strict 'refs';	3494	$fun = "safe::$fun" if $CFG{safe_eval};
2968	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3495	*$fun = $safe_hole->wrap ($cb);
2969	}	3496	}
2970		3497
2971	=back	3498	=back
2972		3499
2973	=cut	3500	=cut
2974		3501
2975	#############################################################################	3502	#############################################################################
2976	# the server's init and main functions	3503	# the server's init and main functions
		3504
		3505	our %FACEHASH; # hash => idx, #d# HACK for http server
		3506
		3507	# internal api, not fianlised
		3508	sub add_face {
		3509	my ($name, $type, $data) = @_;
		3510
		3511	my $idx = cf::face::find $name;
		3512
		3513	if ($idx) {
		3514	delete $FACEHASH{cf::face::get_chksum $idx};
		3515	} else {
		3516	$idx = cf::face::alloc $name;
		3517	}
		3518
		3519	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3520
		3521	cf::face::set_type $idx, $type;
		3522	cf::face::set_data $idx, 0, $data, $hash;
		3523	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3524	$FACEHASH{$hash} = $idx;#d#
		3525
		3526	$idx
		3527	}
2977		3528
2978	sub load_facedata($) {	3529	sub load_facedata($) {
2979	my ($path) = @_;	3530	my ($path) = @_;
2980		3531
2981	# HACK to clear player env face cache, we need some signal framework	3532	# HACK to clear player env face cache, we need some signal framework
2982	# for this (global event?)	3533	# for this (global event?)
2983	%ext::player_env::MUSIC_FACE_CACHE = ();	3534	%ext::player_env::MUSIC_FACE_CACHE = ();
2984		3535
2985	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3536	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2986		3537
2987	warn "loading facedata from $path\n";	3538	trace "loading facedata from $path\n";
2988		3539
2989	my $facedata;	3540	my $facedata = decode_storable load_file $path;
2990	0 < aio_load $path, $facedata
2991	or die "$path: $!";
2992
2993	$facedata = Coro::Storable::thaw $facedata;
2994		3541
2995	$facedata->{version} == 2	3542	$facedata->{version} == 2
2996	or cf::cleanup "$path: version mismatch, cannot proceed.";	3543	or cf::cleanup "$path: version mismatch, cannot proceed.";
2997		3544
2998	# patch in the exptable
2999	$facedata->{resource}{"res/exp_table"} = {
3000	type => FT_RSRC,
3001	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3002	};
3003	cf::cede_to_tick;	3545	cf::cede_to_tick;
3004		3546
3005	{	3547	{
3006	my $faces = $facedata->{faceinfo};	3548	my $faces = $facedata->{faceinfo};
3007		3549
3008	while (my ($face, $info) = each %$faces) {	3550	for my $face (sort keys %$faces) {
		3551	my $info = $faces->{$face};
3009	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3552	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3553
3010	cf::face::set_visibility $idx, $info->{visibility};	3554	cf::face::set_visibility $idx, $info->{visibility};
3011	cf::face::set_magicmap $idx, $info->{magicmap};	3555	cf::face::set_magicmap $idx, $info->{magicmap};
3012	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3556	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3013	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3557	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3558	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3559	$FACEHASH{$info->{hash64}} = $idx;#d#
3014		3560
3015	cf::cede_to_tick;	3561	cf::cede_to_tick;
3016	}	3562	}
3017		3563
3018	while (my ($face, $info) = each %$faces) {	3564	while (my ($face, $info) = each %$faces) {
3019	next unless $info->{smooth};	3565	next unless $info->{smooth};
		3566
3020	my $idx = cf::face::find $face	3567	my $idx = cf::face::find $face
3021	or next;	3568	or next;
		3569
3022	if (my $smooth = cf::face::find $info->{smooth}) {	3570	if (my $smooth = cf::face::find $info->{smooth}) {
3023	cf::face::set_smooth $idx, $smooth;	3571	cf::face::set_smooth $idx, $smooth;
3024	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3572	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3025	} else {	3573	} else {
3026	warn "smooth face '$info->{smooth}' not found for face '$face'";	3574	error "smooth face '$info->{smooth}' not found for face '$face'";
3027	}	3575	}
3028		3576
3029	cf::cede_to_tick;	3577	cf::cede_to_tick;
3030	}	3578	}
3031	}	3579	}
…		…
3040		3588
3041	cf::anim::invalidate_all; # d'oh	3589	cf::anim::invalidate_all; # d'oh
3042	}	3590	}
3043		3591
3044	{	3592	{
3045	# TODO: for gcfclient pleasure, we should give resources
3046	# that gcfclient doesn't grok a >10000 face index.
3047	my $res = $facedata->{resource};	3593	my $res = $facedata->{resource};
3048		3594
3049	my $soundconf = delete $res->{"res/sound.conf"};
3050
3051	while (my ($name, $info) = each %$res) {	3595	while (my ($name, $info) = each %$res) {
		3596	if (defined (my $type = $info->{type})) {
		3597	# TODO: different hash - must free and use new index, or cache ixface data queue
3052	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3598	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3053	my $data;
3054		3599
3055	if ($info->{type} & 1) {	3600	cf::face::set_type $idx, $type;
3056	# prepend meta info	3601	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3057		3602	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3058	my $meta = $enc->encode ({	3603	$FACEHASH{$info->{hash}} = $idx;#d#
3059	name => $name,
3060	%{ $info->{meta} || {} },
3061	});
3062
3063	$data = pack "(w/a*)*", $meta, $info->{data};
3064	} else {	3604	} else {
3065	$data = $info->{data};	3605	# $RESOURCE{$name} = $info; # unused
3066	}	3606	}
3067		3607
3068	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3069	cf::face::set_type $idx, $info->{type};
3070
3071	cf::cede_to_tick;	3608	cf::cede_to_tick;
3072	}	3609	}
3073
3074	if ($soundconf) {
3075	$soundconf = $enc->decode (delete $soundconf->{data});
3076
3077	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3078	my $sound = $soundconf->{compat}[$_]
3079	or next;
3080
3081	my $face = cf::face::find "sound/$sound->[1]";
3082	cf::sound::set $sound->[0] => $face;
3083	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3084	}
3085
3086	while (my ($k, $v) = each %{$soundconf->{event}}) {
3087	my $face = cf::face::find "sound/$v";
3088	cf::sound::set $k => $face;
3089	}
3090	}
3091	}	3610	}
		3611
		3612	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3092		3613
3093	1	3614	1
3094	}	3615	}
3095		3616
3096	register_exticmd fx_want => sub {	3617	register_exticmd fx_want => sub {
…		…
3098		3619
3099	while (my ($k, $v) = each %$want) {	3620	while (my ($k, $v) = each %$want) {
3100	$ns->fx_want ($k, $v);	3621	$ns->fx_want ($k, $v);
3101	}	3622	}
3102	};	3623	};
		3624
		3625	sub load_resource_file($) {
		3626	my $guard = lock_acquire "load_resource_file";
		3627
		3628	my $status = load_resource_file_ $_[0];
		3629	get_slot 0.1, 100;
		3630	cf::arch::commit_load;
		3631
		3632	$status
		3633	}
		3634
		3635	sub reload_exp_table {
		3636	_reload_exp_table;
		3637
		3638	add_face "res/exp_table" => FT_RSRC,
		3639	JSON::XS->new->utf8->canonical->encode (
		3640	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3641	);
		3642	}
		3643
		3644	sub reload_materials {
		3645	_reload_materials;
		3646	}
3103		3647
3104	sub reload_regions {	3648	sub reload_regions {
3105	# HACK to clear player env face cache, we need some signal framework	3649	# HACK to clear player env face cache, we need some signal framework
3106	# for this (global event?)	3650	# for this (global event?)
3107	%ext::player_env::MUSIC_FACE_CACHE = ();	3651	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3121	}	3665	}
3122		3666
3123	sub reload_archetypes {	3667	sub reload_archetypes {
3124	load_resource_file "$DATADIR/archetypes"	3668	load_resource_file "$DATADIR/archetypes"
3125	or die "unable to load archetypes\n";	3669	or die "unable to load archetypes\n";
3126	#d# NEED to laod twice to resolve forward references	3670
3127	# this really needs to be done in an extra post-pass	3671	add_face "res/skill_info" => FT_RSRC,
3128	# (which needs to be synchronous, so solve it differently)	3672	JSON::XS->new->utf8->canonical->encode (
3129	load_resource_file "$DATADIR/archetypes"	3673	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
3130	or die "unable to load archetypes\n";	3674	);
		3675	add_face "res/spell_paths" => FT_RSRC,
		3676	JSON::XS->new->utf8->canonical->encode (
		3677	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3678	);
3131	}	3679	}
3132		3680
3133	sub reload_treasures {	3681	sub reload_treasures {
3134	load_resource_file "$DATADIR/treasures"	3682	load_resource_file "$DATADIR/treasures"
3135	or die "unable to load treasurelists\n";	3683	or die "unable to load treasurelists\n";
3136	}	3684	}
3137		3685
		3686	sub reload_sound {
		3687	trace "loading sound config from $DATADIR/sound\n";
		3688
		3689	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3690
		3691	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3692	my $sound = $soundconf->{compat}[$_]
		3693	or next;
		3694
		3695	my $face = cf::face::find "sound/$sound->[1]";
		3696	cf::sound::set $sound->[0] => $face;
		3697	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3698	}
		3699
		3700	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3701	my $face = cf::face::find "sound/$v";
		3702	cf::sound::set $k => $face;
		3703	}
		3704	}
		3705
		3706	#d# move docstuff to help or so
		3707	our %DOCSTRING;
		3708
		3709	sub reload_pod {
		3710	trace "loading pods $PODDIR\n";
		3711
		3712	%DOCSTRING = ();
		3713	my @command_list;
		3714
		3715	for (
		3716	[0, "command_help"],
		3717	[1, "emote_help"],
		3718	[2, "dmcommand_help"],
		3719	) {
		3720	my ($type, $path) = @$_;
		3721
		3722	my $paragraphs = &cf::pod::load_pod ("$PODDIR/$path.pod")
		3723	or die "unable to load $path";
		3724
		3725	my $level = 1e9;
		3726	my $rpar;
		3727
		3728	for my $par (@$paragraphs) {
		3729	if ($par->{type} eq "head2") {
		3730	# this code taken almost verbatim from DC/Protocol.pm
		3731
		3732	if ($par->{markup} =~ /^(\S+) (?:\s+ \( ([^\)]*) \) )?/x) {
		3733	my $cmd = $1;
		3734	my @args = split /\|/, $2;
		3735	@args = (".*") unless @args;
		3736
		3737	$_ = $_ eq ".*" ? "" : " $_"
		3738	for @args;
		3739
		3740	my @variants = map "$cmd$_", sort { (length $a) <=> (length $b) } @args;
		3741
		3742	$rpar = \($DOCSTRING{"command/$cmd"} = &cf::pod::as_cfpod ([$par]));
		3743
		3744	push @command_list, [$type, \@variants];
		3745	$level = $par->{level};
		3746	} else {
		3747	error "$par->{markup}: unparsable command heading";
		3748	}
		3749	} elsif ($par->{level} > $level) {
		3750	$$rpar .= &cf::pod::as_cfpod ([$par]);
		3751	}
		3752
		3753	cf::cede_to_tick;
		3754	}
		3755	}
		3756
		3757	@command_list = sort {
		3758	$a->[0] <=> $b->[0]
		3759	or $a->[1] cmp $b->[1]
		3760	} @command_list;
		3761
		3762	cf::cede_to_tick;
		3763
		3764	add_face "res/command_list" => FT_RSRC,
		3765	JSON::XS->new->utf8->encode (\@command_list);
		3766	}
		3767
3138	sub reload_resources {	3768	sub reload_resources {
3139	warn "reloading resource files...\n";	3769	trace "reloading resource files...\n";
3140		3770
		3771	reload_materials;
		3772	reload_facedata;
		3773	reload_exp_table;
		3774	reload_sound;
		3775	reload_archetypes;
3141	reload_regions;	3776	reload_regions;
3142	reload_facedata;
3143	#reload_archetypes;#d#
3144	reload_archetypes;
3145	reload_treasures;	3777	reload_treasures;
		3778	reload_pod;
3146		3779
3147	warn "finished reloading resource files\n";	3780	trace "finished reloading resource files\n";
3148	}
3149
3150	sub init {
3151	reload_resources;
3152	}	3781	}
3153		3782
3154	sub reload_config {	3783	sub reload_config {
3155	open my $fh, "<:utf8", "$CONFDIR/config"	3784	trace "reloading config file...\n";
3156	or return;
3157		3785
3158	local $/;	3786	my $config = load_file "$CONFDIR/config";
3159	*CFG = YAML::Syck::Load <$fh>;	3787	utf8::decode $config;
		3788	*CFG = decode_yaml $config;
3160		3789
3161	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3790	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3162		3791
3163	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3792	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3164	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3793	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3165		3794
3166	if (exists $CFG{mlockall}) {	3795	if (exists $CFG{mlockall}) {
…		…
3170	};	3799	};
3171	warn $@ if $@;	3800	warn $@ if $@;
3172	}	3801	}
3173	}	3802	}
3174		3803
		3804	sub pidfile() {
		3805	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3806	or die "$PIDFILE: $!";
		3807	flock $fh, &Fcntl::LOCK_EX
		3808	or die "$PIDFILE: flock: $!";
		3809	$fh
		3810	}
		3811
		3812	# make sure only one server instance is running at any one time
		3813	sub atomic {
		3814	my $fh = pidfile;
		3815
		3816	my $pid = <$fh>;
		3817	kill 9, $pid if $pid > 0;
		3818
		3819	seek $fh, 0, 0;
		3820	print $fh $$;
		3821	}
		3822
		3823	sub main_loop {
		3824	trace "EV::loop starting\n";
		3825	if (1) {
		3826	EV::loop;
		3827	}
		3828	trace "EV::loop returned\n";
		3829	goto &main_loop unless $REALLY_UNLOOP;
		3830	}
		3831
3175	sub main {	3832	sub main {
		3833	cf::init_globals; # initialise logging
		3834
		3835	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3836	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3837	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3838	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3839
		3840	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3841
3176	# we must not ever block the main coroutine	3842	# we must not ever block the main coroutine
3177	local $Coro::idle = sub {	3843	$Coro::idle = sub {
3178	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3844	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3179	(async {	3845	(async {
3180	Event::one_event;	3846	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3847	EV::loop EV::LOOP_ONESHOT;
3181	})->prio (Coro::PRIO_MAX);	3848	})->prio (Coro::PRIO_MAX);
3182	};	3849	};
3183		3850
		3851	evthread_start IO::AIO::poll_fileno;
		3852
		3853	cf::sync_job {
		3854	cf::incloader::init ();
		3855
		3856	db_init;
		3857
		3858	cf::init_anim;
		3859	cf::init_attackmess;
		3860	cf::init_dynamic;
		3861
		3862	cf::load_settings;
		3863
		3864	reload_resources;
3184	reload_config;	3865	reload_config;
3185	db_init;	3866
		3867	cf::init_uuid;
		3868	cf::init_signals;
		3869	cf::init_skills;
		3870
		3871	cf::init_beforeplay;
		3872
		3873	atomic;
		3874
3186	load_extensions;	3875	load_extensions;
3187		3876
3188	$TICK_WATCHER->start;	3877	utime time, time, $RUNTIMEFILE;
3189	Event::loop;	3878
		3879	# no (long-running) fork's whatsoever before this point(!)
		3880	use POSIX ();
		3881	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3882
		3883	cf::_post_init 0;
		3884	};
		3885
		3886	cf::object::thawer::errors_are_fatal 0;
		3887	info "parse errors in files are no longer fatal from this point on.\n";
		3888
		3889	AE::postpone {
		3890	undef &main; # free gobs of memory :)
		3891	};
		3892
		3893	goto &main_loop;
3190	}	3894	}
3191		3895
3192	#############################################################################	3896	#############################################################################
3193	# initialisation and cleanup	3897	# initialisation and cleanup
3194		3898
3195	# install some emergency cleanup handlers	3899	# install some emergency cleanup handlers
3196	BEGIN {	3900	BEGIN {
		3901	our %SIGWATCHER = ();
3197	for my $signal (qw(INT HUP TERM)) {	3902	for my $signal (qw(INT HUP TERM)) {
3198	Event->signal (	3903	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3199	reentrant => 0,
3200	data => WF_AUTOCANCEL,
3201	signal => $signal,
3202	prio => 0,
3203	cb => sub {
3204	cf::cleanup "SIG$signal";	3904	cf::cleanup "SIG$signal";
3205	},
3206	);	3905	};
3207	}	3906	}
3208	}	3907	}
3209		3908
3210	sub write_runtime {	3909	sub write_runtime_sync {
3211	my $runtime = "$LOCALDIR/runtime";	3910	my $t0 = AE::time;
3212		3911
3213	# first touch the runtime file to show we are still running:	3912	# first touch the runtime file to show we are still running:
3214	# the fsync below can take a very very long time.	3913	# the fsync below can take a very very long time.
3215		3914
3216	IO::AIO::aio_utime $runtime, undef, undef;	3915	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3217		3916
3218	my $guard = cf::lock_acquire "write_runtime";	3917	my $guard = cf::lock_acquire "write_runtime";
3219		3918
3220	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3919	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3221	or return;	3920	or return;
3222		3921
3223	my $value = $cf::RUNTIME + 90 + 10;	3922	my $value = $cf::RUNTIME + 90 + 10;
3224	# 10 is the runtime save interval, for a monotonic clock	3923	# 10 is the runtime save interval, for a monotonic clock
3225	# 60 allows for the watchdog to kill the server.	3924	# 60 allows for the watchdog to kill the server.
…		…
3235	aio_utime $fh, undef, undef;	3934	aio_utime $fh, undef, undef;
3236		3935
3237	close $fh	3936	close $fh
3238	or return;	3937	or return;
3239		3938
3240	aio_rename "$runtime~", $runtime	3939	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3241	and return;	3940	and return;
3242		3941
3243	warn "runtime file written.\n";	3942	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3244		3943
3245	1	3944	1
		3945	}
		3946
		3947	our $uuid_lock;
		3948	our $uuid_skip;
		3949
		3950	sub write_uuid_sync($) {
		3951	$uuid_skip ||= $_[0];
		3952
		3953	return if $uuid_lock;
		3954	local $uuid_lock = 1;
		3955
		3956	my $uuid = "$LOCALDIR/uuid";
		3957
		3958	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3959	or return;
		3960
		3961	my $value = uuid_seq uuid_cur;
		3962
		3963	unless ($value) {
		3964	info "cowardly refusing to write zero uuid value!\n";
		3965	return;
		3966	}
		3967
		3968	my $value = uuid_str $value + $uuid_skip;
		3969	$uuid_skip = 0;
		3970
		3971	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3972	and return;
		3973
		3974	# always fsync - this file is important
		3975	aio_fsync $fh
		3976	and return;
		3977
		3978	close $fh
		3979	or return;
		3980
		3981	aio_rename "$uuid~", $uuid
		3982	and return;
		3983
		3984	trace "uuid file written ($value).\n";
		3985
		3986	1
		3987
		3988	}
		3989
		3990	sub write_uuid($$) {
		3991	my ($skip, $sync) = @_;
		3992
		3993	$sync ? write_uuid_sync $skip
		3994	: async { write_uuid_sync $skip };
3246	}	3995	}
3247		3996
3248	sub emergency_save() {	3997	sub emergency_save() {
3249	my $freeze_guard = cf::freeze_mainloop;	3998	my $freeze_guard = cf::freeze_mainloop;
3250		3999
3251	warn "enter emergency perl save\n";	4000	info "emergency_perl_save: enter\n";
		4001
		4002	# this is a trade-off: we want to be very quick here, so
		4003	# save all maps without fsync, and later call a global sync
		4004	# (which in turn might be very very slow)
		4005	local $USE_FSYNC = 0;
3252		4006
3253	cf::sync_job {	4007	cf::sync_job {
		4008	cf::write_runtime_sync; # external watchdog should not bark
		4009
3254	# use a peculiar iteration method to avoid tripping on perl	4010	# use a peculiar iteration method to avoid tripping on perl
3255	# refcount bugs in for. also avoids problems with players	4011	# refcount bugs in for. also avoids problems with players
3256	# and maps saved/destroyed asynchronously.	4012	# and maps saved/destroyed asynchronously.
3257	warn "begin emergency player save\n";	4013	info "emergency_perl_save: begin player save\n";
3258	for my $login (keys %cf::PLAYER) {	4014	for my $login (keys %cf::PLAYER) {
3259	my $pl = $cf::PLAYER{$login} or next;	4015	my $pl = $cf::PLAYER{$login} or next;
3260	$pl->valid or next;	4016	$pl->valid or next;
		4017	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3261	$pl->save;	4018	$pl->save;
3262	}	4019	}
3263	warn "end emergency player save\n";	4020	info "emergency_perl_save: end player save\n";
3264		4021
3265	warn "begin emergency map save\n";	4022	cf::write_runtime_sync; # external watchdog should not bark
		4023
		4024	info "emergency_perl_save: begin map save\n";
3266	for my $path (keys %cf::MAP) {	4025	for my $path (keys %cf::MAP) {
3267	my $map = $cf::MAP{$path} or next;	4026	my $map = $cf::MAP{$path} or next;
3268	$map->valid or next;	4027	$map->valid or next;
3269	$map->save;	4028	$map->save;
3270	}	4029	}
3271	warn "end emergency map save\n";	4030	info "emergency_perl_save: end map save\n";
3272		4031
3273	warn "begin emergency database checkpoint\n";	4032	cf::write_runtime_sync; # external watchdog should not bark
		4033
		4034	info "emergency_perl_save: begin database checkpoint\n";
3274	BDB::db_env_txn_checkpoint $DB_ENV;	4035	BDB::db_env_txn_checkpoint $DB_ENV;
3275	warn "end emergency database checkpoint\n";	4036	info "emergency_perl_save: end database checkpoint\n";
		4037
		4038	info "emergency_perl_save: begin write uuid\n";
		4039	write_uuid_sync 1;
		4040	info "emergency_perl_save: end write uuid\n";
		4041
		4042	cf::write_runtime_sync; # external watchdog should not bark
		4043
		4044	trace "emergency_perl_save: syncing database to disk";
		4045	BDB::db_env_txn_checkpoint $DB_ENV;
		4046
		4047	info "emergency_perl_save: starting sync\n";
		4048	IO::AIO::aio_sync sub {
		4049	info "emergency_perl_save: finished sync\n";
		4050	};
		4051
		4052	cf::write_runtime_sync; # external watchdog should not bark
		4053
		4054	trace "emergency_perl_save: flushing outstanding aio requests";
		4055	while (IO::AIO::nreqs || BDB::nreqs) {
		4056	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4057	}
		4058
		4059	cf::write_runtime_sync; # external watchdog should not bark
3276	};	4060	};
3277		4061
3278	warn "leave emergency perl save\n";	4062	info "emergency_perl_save: leave\n";
3279	}	4063	}
3280		4064
3281	sub post_cleanup {	4065	sub post_cleanup {
3282	my ($make_core) = @_;	4066	my ($make_core) = @_;
3283		4067
		4068	IO::AIO::flush;
		4069
3284	warn Carp::longmess "post_cleanup backtrace"	4070	error Carp::longmess "post_cleanup backtrace"
3285	if $make_core;	4071	if $make_core;
		4072
		4073	my $fh = pidfile;
		4074	unlink $PIDFILE if <$fh> == $$;
		4075	}
		4076
		4077	# a safer delete_package, copied from Symbol
		4078	sub clear_package($) {
		4079	my $pkg = shift;
		4080
		4081	# expand to full symbol table name if needed
		4082	unless ($pkg =~ /^main::.*::$/) {
		4083	$pkg = "main$pkg" if $pkg =~ /^::/;
		4084	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4085	$pkg .= '::' unless $pkg =~ /::$/;
		4086	}
		4087
		4088	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4089	my $stem_symtab = *{$stem}{HASH};
		4090
		4091	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4092	or return;
		4093
		4094	# clear all symbols
		4095	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4096	for my $name (keys %$leaf_symtab) {
		4097	_gv_clear *{"$pkg$name"};
		4098	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4099	}
3286	}	4100	}
3287		4101
3288	sub do_reload_perl() {	4102	sub do_reload_perl() {
3289	# can/must only be called in main	4103	# can/must only be called in main
3290	if ($Coro::current != $Coro::main) {	4104	unless (in_main) {
3291	warn "can only reload from main coroutine";	4105	error "can only reload from main coroutine";
3292	return;	4106	return;
3293	}	4107	}
3294		4108
3295	warn "reloading...";	4109	return if $RELOAD++;
3296		4110
3297	warn "entering sync_job";	4111	my $t1 = AE::time;
3298		4112
		4113	while ($RELOAD) {
		4114	cf::get_slot 0.1, -1, "reload_perl";
		4115	info "perl_reload: reloading...";
		4116
		4117	trace "perl_reload: entering sync_job";
		4118
3299	cf::sync_job {	4119	cf::sync_job {
3300	cf::write_runtime; # external watchdog should not bark
3301	cf::emergency_save;	4120	#cf::emergency_save;
3302	cf::write_runtime; # external watchdog should not bark
3303		4121
3304	warn "syncing database to disk";
3305	BDB::db_env_txn_checkpoint $DB_ENV;
3306
3307	# if anything goes wrong in here, we should simply crash as we already saved
3308
3309	warn "cancelling all WF_AUTOCANCEL watchers";
3310	for (Event::all_watchers) {
3311	$_->cancel if $_->data & WF_AUTOCANCEL;
3312	}
3313
3314	warn "flushing outstanding aio requests";
3315	for (;;) {
3316	BDB::flush;
3317	IO::AIO::flush;
3318	Coro::cede;
3319	last unless IO::AIO::nreqs || BDB::nreqs;
3320	warn "iterate...";
3321	}
3322
3323	++$RELOAD;
3324
3325	warn "cancelling all extension coros";	4122	trace "perl_reload: cancelling all extension coros";
3326	$_->cancel for values %EXT_CORO;	4123	$_->cancel for values %EXT_CORO;
3327	%EXT_CORO = ();	4124	%EXT_CORO = ();
3328		4125
3329	warn "removing commands";	4126	trace "perl_reload: removing commands";
3330	%COMMAND = ();	4127	%COMMAND = ();
3331		4128
3332	warn "removing ext/exti commands";	4129	trace "perl_reload: removing ext/exti commands";
3333	%EXTCMD = ();	4130	%EXTCMD = ();
3334	%EXTICMD = ();	4131	%EXTICMD = ();
3335		4132
3336	warn "unloading/nuking all extensions";	4133	trace "perl_reload: unloading/nuking all extensions";
3337	for my $pkg (@EXTS) {	4134	for my $pkg (@EXTS) {
3338	warn "... unloading $pkg";	4135	trace "... unloading $pkg";
3339		4136
3340	if (my $cb = $pkg->can ("unload")) {	4137	if (my $cb = $pkg->can ("unload")) {
3341	eval {	4138	eval {
3342	$cb->($pkg);	4139	$cb->($pkg);
3343	1	4140	1
3344	} or warn "$pkg unloaded, but with errors: $@";	4141	} or error "$pkg unloaded, but with errors: $@";
		4142	}
		4143
		4144	trace "... clearing $pkg";
		4145	clear_package $pkg;
3345	}	4146	}
3346		4147
3347	warn "... nuking $pkg";
3348	Symbol::delete_package $pkg;
3349	}
3350
3351	warn "unloading all perl modules loaded from $LIBDIR";	4148	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3352	while (my ($k, $v) = each %INC) {	4149	while (my ($k, $v) = each %INC) {
3353	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4150	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3354		4151
3355	warn "... unloading $k";	4152	trace "... unloading $k";
3356	delete $INC{$k};	4153	delete $INC{$k};
3357		4154
3358	$k =~ s/\.pm$//;	4155	$k =~ s/\.pm$//;
3359	$k =~ s/\//::/g;	4156	$k =~ s/\//::/g;
3360		4157
3361	if (my $cb = $k->can ("unload_module")) {	4158	if (my $cb = $k->can ("unload_module")) {
3362	$cb->();	4159	$cb->();
		4160	}
		4161
		4162	clear_package $k;
3363	}	4163	}
3364		4164
3365	Symbol::delete_package $k;
3366	}
3367
3368	warn "getting rid of safe::, as good as possible";	4165	trace "perl_reload: getting rid of safe::, as good as possible";
3369	Symbol::delete_package "safe::$_"	4166	clear_package "safe::$_"
3370	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4167	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3371		4168
3372	warn "unloading cf.pm \"a bit\"";	4169	trace "perl_reload: unloading cf.pm \"a bit\"";
3373	delete $INC{"cf.pm"};	4170	delete $INC{"cf.pm"};
3374	delete $INC{"cf/pod.pm"};	4171	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3375		4172
3376	# don't, removes xs symbols, too,	4173	# don't, removes xs symbols, too,
3377	# and global variables created in xs	4174	# and global variables created in xs
3378	#Symbol::delete_package __PACKAGE__;	4175	#clear_package __PACKAGE__;
3379		4176
3380	warn "unload completed, starting to reload now";	4177	info "perl_reload: unload completed, starting to reload now";
3381		4178
3382	warn "reloading cf.pm";	4179	trace "perl_reload: reloading cf.pm";
3383	require cf;	4180	require cf;
3384	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4181	cf::_connect_to_perl_1;
3385		4182
3386	warn "loading config and database again";	4183	trace "perl_reload: loading config and database again";
3387	cf::reload_config;	4184	cf::reload_config;
3388		4185
3389	warn "loading extensions";	4186	trace "perl_reload: loading extensions";
3390	cf::load_extensions;	4187	cf::load_extensions;
3391		4188
		4189	if ($REATTACH_ON_RELOAD) {
3392	warn "reattaching attachments to objects/players";	4190	trace "perl_reload: reattaching attachments to objects/players";
3393	_global_reattach; # objects, sockets	4191	_global_reattach; # objects, sockets
3394	warn "reattaching attachments to maps";	4192	trace "perl_reload: reattaching attachments to maps";
3395	reattach $_ for values %MAP;	4193	reattach $_ for values %MAP;
3396	warn "reattaching attachments to players";	4194	trace "perl_reload: reattaching attachments to players";
3397	reattach $_ for values %PLAYER;	4195	reattach $_ for values %PLAYER;
		4196	}
3398		4197
3399	warn "leaving sync_job";	4198	cf::_post_init 1;
3400		4199
		4200	trace "perl_reload: leaving sync_job";
		4201
3401	1	4202	1
3402	} or do {	4203	} or do {
3403	warn $@;	4204	error $@;
3404	warn "error while reloading, exiting.";	4205	cf::cleanup "perl_reload: error, exiting.";
3405	exit 1;	4206	};
		4207
		4208	--$RELOAD;
3406	};	4209	}
3407		4210
3408	warn "reloaded";	4211	$t1 = AE::time - $t1;
		4212	info "perl_reload: completed in ${t1}s\n";
3409	};	4213	};
3410		4214
3411	our $RELOAD_WATCHER; # used only during reload	4215	our $RELOAD_WATCHER; # used only during reload
3412		4216
3413	sub reload_perl() {	4217	sub reload_perl() {
3414	# doing reload synchronously and two reloads happen back-to-back,	4218	# doing reload synchronously and two reloads happen back-to-back,
3415	# coro crashes during coro_state_free->destroy here.	4219	# coro crashes during coro_state_free->destroy here.
3416		4220
3417	$RELOAD_WATCHER ||= Event->timer (	4221	$RELOAD_WATCHER ||= cf::async {
3418	reentrant => 0,	4222	Coro::AIO::aio_wait cache_extensions;
3419	after => 0,	4223
3420	data => WF_AUTOCANCEL,	4224	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3421	cb => sub {
3422	do_reload_perl;	4225	do_reload_perl;
3423	undef $RELOAD_WATCHER;	4226	undef $RELOAD_WATCHER;
3424	},	4227	};
3425	);	4228	};
3426	}	4229	}
3427		4230
3428	register_command "reload" => sub {	4231	register_command "reload" => sub {
3429	my ($who, $arg) = @_;	4232	my ($who, $arg) = @_;
3430		4233
3431	if ($who->flag (FLAG_WIZ)) {	4234	if ($who->flag (FLAG_WIZ)) {
3432	$who->message ("reloading server.");	4235	$who->message ("reloading server.");
		4236	async {
		4237	$Coro::current->{desc} = "perl_reload";
3433	async { reload_perl };	4238	reload_perl;
		4239	};
3434	}	4240	}
3435	};	4241	};
3436		4242
3437	unshift @INC, $LIBDIR;	4243	#############################################################################
3438		4244
3439	my $bug_warning = 0;	4245	my $bug_warning = 0;
3440		4246
3441	our @WAIT_FOR_TICK;
3442	our @WAIT_FOR_TICK_BEGIN;
3443
3444	sub wait_for_tick {	4247	sub wait_for_tick() {
3445	return unless $TICK_WATCHER->is_active;	4248	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3446	return if $Coro::current == $Coro::main;
3447		4249
3448	my $signal = new Coro::Signal;	4250	$WAIT_FOR_TICK->wait;
3449	push @WAIT_FOR_TICK, $signal;
3450	$signal->wait;
3451	}	4251	}
3452		4252
3453	sub wait_for_tick_begin {	4253	sub wait_for_tick_begin() {
3454	return unless $TICK_WATCHER->is_active;	4254	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3455	return if $Coro::current == $Coro::main;
3456		4255
3457	my $signal = new Coro::Signal;	4256	my $signal = new Coro::Signal;
3458	push @WAIT_FOR_TICK_BEGIN, $signal;	4257	push @WAIT_FOR_TICK_BEGIN, $signal;
3459	$signal->wait;	4258	$signal->wait;
3460	}	4259	}
3461		4260
3462	our $stat_fh;	4261	sub tick {
3463	sysopen $stat_fh, "/tmp/cfstats", Fcntl::O_APPEND | Fcntl::O_CREAT | Fcntl::O_WRONLY, 0600;#d#
3464
3465	$TICK_WATCHER = Event->timer (
3466	reentrant => 0,
3467	parked => 1,
3468	prio => 0,
3469	at => $NEXT_TICK || $TICK,
3470	data => WF_AUTOCANCEL,
3471	cb => sub {
3472	if ($Coro::current != $Coro::main) {	4262	if ($Coro::current != $Coro::main) {
3473	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4263	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3474	unless ++$bug_warning > 10;	4264	unless ++$bug_warning > 10;
3475	return;	4265	return;
3476	}	4266	}
3477		4267
3478	my @pl = cf::player::list; my $stats = sprintf "%.2f %d %d %d", $RUNTIME, (scalar @pl), cf::object::actives_size, cf::object::objects_size; #d#	4268	cf::one_tick; # one server iteration
3479		4269
3480	$NOW = $tick_start = Event::time;	4270	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3481		4271
3482	cf::server_tick; # one server iteration
3483
3484	$RUNTIME += $TICK;
3485	$NEXT_TICK += $TICK;
3486
3487	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4272	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3488	$NEXT_RUNTIME_WRITE = $NOW + 10;	4273	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3489	Coro::async_pool {	4274	Coro::async_pool {
		4275	$Coro::current->{desc} = "runtime saver";
3490	write_runtime	4276	write_runtime_sync
3491	or warn "ERROR: unable to write runtime file: $!";	4277	or error "ERROR: unable to write runtime file: $!";
3492	};
3493	}	4278	};
		4279	}
3494		4280
3495	# my $AFTER = Event::time;
3496	# warn $AFTER - $NOW;#d#
3497
3498	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4281	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3499	$sig->send;	4282	$sig->send;
3500	}	4283	}
3501	while (my $sig = shift @WAIT_FOR_TICK) {	4284	$WAIT_FOR_TICK->broadcast;
3502	$sig->send;
3503	}
3504		4285
3505	$NOW = Event::time;	4286	$LOAD = ($NOW - $TICK_START) / $TICK;
3506
3507	# if we are delayed by four ticks or more, skip them all
3508	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3509
3510	$TICK_WATCHER->at ($NEXT_TICK);
3511	$TICK_WATCHER->start;
3512
3513	$LOAD = ($NOW - $tick_start) / $TICK;
3514	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4287	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3515		4288
3516	_post_tick;	4289	if (0) {
3517		4290	if ($NEXT_TICK) {
3518	# gather some statistics#d#	4291	my $jitter = $TICK_START - $NEXT_TICK;
3519	$stats .= sprintf " %d\n", 10000 * ($NOW - $tick_start);#d#	4292	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3520	IO::AIO::aio_write $stat_fh, undef, undef, $stats, 0;#d#	4293	debug "jitter $JITTER\n";#d#
		4294	}
3521	},	4295	}
3522	);	4296	}
3523		4297
3524	{	4298	{
		4299	# configure BDB
		4300	info "initialising database";
		4301
3525	BDB::min_parallel 8;	4302	BDB::min_parallel 16;
3526	BDB::max_poll_time $TICK * 0.1;	4303	BDB::max_poll_reqs $TICK * 0.1;
3527	$BDB_POLL_WATCHER = Event->io (	4304	#$AnyEvent::BDB::WATCHER->priority (1);
3528	reentrant => 0,
3529	fd => BDB::poll_fileno,
3530	poll => 'r',
3531	prio => 0,
3532	data => WF_AUTOCANCEL,
3533	cb => \&BDB::poll_cb,
3534	);
3535
3536	BDB::set_sync_prepare {
3537	my $status;
3538	my $current = $Coro::current;
3539	(
3540	sub {
3541	$status = $!;
3542	$current->ready; undef $current;
3543	},
3544	sub {
3545	Coro::schedule while defined $current;
3546	$! = $status;
3547	},
3548	)
3549	};
3550		4305
3551	unless ($DB_ENV) {	4306	unless ($DB_ENV) {
3552	$DB_ENV = BDB::db_env_create;	4307	$DB_ENV = BDB::db_env_create;
		4308	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4309	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4310	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4311	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4312	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3553		4313
3554	cf::sync_job {	4314	cf::sync_job {
3555	eval {	4315	eval {
3556	BDB::db_env_open	4316	BDB::db_env_open
3557	$DB_ENV,	4317	$DB_ENV,
…		…
3559	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4319	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3560	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4320	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3561	0666;	4321	0666;
3562		4322
3563	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4323	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3564
3565	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3566	| BDB::LOG_AUTOREMOVE, 1);
3567	$DB_ENV->set_lk_detect;
3568	};	4324	};
3569		4325
3570	cf::cleanup "db_env_open(db): $@" if $@;	4326	cf::cleanup "db_env_open(db): $@" if $@;
3571	};	4327	};
3572	}	4328	}
3573		4329
3574	$BDB_CHECKPOINT_WATCHER = Event->timer (	4330	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3575	after => 11,	4331	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3576	interval => 60,	4332	};
3577	hard => 1,	4333	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3578	prio => 0,
3579	data => WF_AUTOCANCEL,
3580	cb => sub {
3581	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4334	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3582	},
3583	);	4335	};
3584	$BDB_TRICKLE_WATCHER = Event->timer (	4336	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3585	after => 5,
3586	interval => 10,
3587	hard => 1,
3588	prio => 0,
3589	data => WF_AUTOCANCEL,
3590	cb => sub {
3591	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4337	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3592	},
3593	);	4338	};
		4339
		4340	info "database initialised";
3594	}	4341	}
3595		4342
3596	{	4343	{
		4344	# configure IO::AIO
		4345
		4346	info "initialising aio";
3597	IO::AIO::min_parallel 8;	4347	IO::AIO::min_parallel 8;
3598
3599	undef $Coro::AIO::WATCHER;
3600	IO::AIO::max_poll_time $TICK * 0.1;	4348	IO::AIO::max_poll_time $TICK * 0.1;
3601	$AIO_POLL_WATCHER = Event->io (	4349	undef $AnyEvent::AIO::WATCHER;
3602	reentrant => 0,	4350	info "aio initialised";
3603	data => WF_AUTOCANCEL,
3604	fd => IO::AIO::poll_fileno,
3605	poll => 'r',
3606	prio => 6,
3607	cb => \&IO::AIO::poll_cb,
3608	);
3609	}	4351	}
3610		4352
3611	my $_log_backtrace;	4353	our $_log_backtrace;
		4354	our $_log_backtrace_last;
3612		4355
3613	sub _log_backtrace {	4356	sub _log_backtrace {
3614	my ($msg, @addr) = @_;	4357	my ($msg, @addr) = @_;
3615		4358
3616	$msg =~ s/\n//;	4359	$msg =~ s/\n$//;
3617		4360
		4361	if ($_log_backtrace_last eq $msg) {
		4362	LOG llevInfo, "[ABT] $msg\n";
		4363	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3618	# limit the # of concurrent backtraces	4364	# limit the # of concurrent backtraces
3619	if ($_log_backtrace < 2) {	4365	} elsif ($_log_backtrace < 2) {
		4366	$_log_backtrace_last = $msg;
3620	++$_log_backtrace;	4367	++$_log_backtrace;
		4368	my $perl_bt = Carp::longmess $msg;
3621	async {	4369	async {
		4370	$Coro::current->{desc} = "abt $msg";
		4371
3622	my @bt = fork_call {	4372	my @bt = fork_call {
3623	@addr = map { sprintf "%x", $_ } @addr;	4373	@addr = map { sprintf "%x", $_ } @addr;
3624	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4374	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3625	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4375	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3626	or die "addr2line: $!";	4376	or die "addr2line: $!";
…		…
3634	}	4384	}
3635		4385
3636	@funcs	4386	@funcs
3637	};	4387	};
3638		4388
3639	LOG llevInfo, "[ABT] $msg\n";	4389	LOG llevInfo, "[ABT] $perl_bt\n";
		4390	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3640	LOG llevInfo, "[ABT] $_\n" for @bt;	4391	LOG llevInfo, "[ABT] $_\n" for @bt;
3641	--$_log_backtrace;	4392	--$_log_backtrace;
3642	};	4393	};
3643	} else {	4394	} else {
3644	LOG llevInfo, "[ABT] $msg\n";	4395	LOG llevInfo, "[ABT] $msg\n";
3645	LOG llevInfo, "[ABT] [suppressed]\n";	4396	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3646	}	4397	}
3647	}	4398	}
3648		4399
3649	# load additional modules	4400	# load additional modules
3650	use cf::pod;	4401	require "cf/$_.pm" for @EXTRA_MODULES;
		4402	cf::_connect_to_perl_2;
3651		4403
3652	END { cf::emergency_save }	4404	END { cf::emergency_save }
3653		4405
3654	1	4406	1
3655		4407

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