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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.345 by root, Tue Aug 28 19:30:11 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;
		128	our $USE_FSYNC = 1; # use fsync to write maps - default on
		129
		130	our $BDB_DEADLOCK_WATCHER;
		131	our $BDB_CHECKPOINT_WATCHER;
		132	our $BDB_TRICKLE_WATCHER;
		133	our $DB_ENV;
		134
		135	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		136
		137	our %CFG;
		138	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
		139
		140	our $UPTIME; $UPTIME ||= time;
		141	our $RUNTIME = 0;
		142	our $SERVER_TICK = 0;
81	our $NOW;	143	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		144
84	our $BDB_POLL_WATCHER;	145	our (%PLAYER, %PLAYER_LOADING); # all users
85	our $DB_ENV;	146	our (%MAP, %MAP_LOADING ); # all maps
86
87	our %CFG;
88
89	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;
91
92	our %PLAYER; # all users
93	our %MAP; # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	147	our $LINK_MAP; # the special {link} map, which is always available
95		148
96	# 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 ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	150	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		151
99	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)
100	our $LOADAVG; # same thing, but with alpha-smoothing	153	our $LOADAVG; # same thing, but with alpha-smoothing
		154	our $JITTER; # average jitter
101	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 $WAIT_FOR_TICK = new Coro::Signal;
		163	our @WAIT_FOR_TICK_BEGIN;
102		164
103	binmode STDOUT;	165	binmode STDOUT;
104	binmode STDERR;	166	binmode STDERR;
105		167
106	# read virtual server time, if available	168	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	169	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	170	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	171	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	172	$RUNTIME = <$fh> + 0.;
111	}	173	}
		174
		175	eval "sub TICK() { $TICK } 1" or die;
112		176
113	mkdir $_	177	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	178	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		179
116	our $EMERGENCY_POSITION;	180	our $EMERGENCY_POSITION;
117		181
118	sub cf::map::normalise;	182	sub cf::map::normalise;
119		183
		184	sub in_main() {
		185	$Coro::current == $Coro::main
		186	}
		187
120	#############################################################################	188	#############################################################################
121		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
122	=head2 GLOBAL VARIABLES	201	=head2 GLOBAL VARIABLES
123		202
124	=over 4	203	=over 4
125		204
126	=item $cf::UPTIME	205	=item $cf::UPTIME
127		206
128	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.
129		223
130	=item $cf::RUNTIME	224	=item $cf::RUNTIME
131		225
132	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
133	every server tick.	227	every server tick.
134		228
135	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	229	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
136	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	230	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
137	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	231	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
138		232
139	Various directories - "/etc", read-only install directory, perl-library	233	Various directories - "/etc", read-only install directory, perl-library
140	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	234	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
141	unique-items directory, player file directory, random maps directory and	235	unique-items directory, player file directory, random maps directory and
142	database environment.	236	database environment.
143		237
144	=item $cf::NOW
145
146	The time of the last (current) server tick.
147
148	=item $cf::TICK
149
150	The interval between server ticks, in seconds.
151
152	=item $cf::LOADAVG	238	=item $cf::LOADAVG
153		239
154	The current CPU load on the server (alpha-smoothed), as a value between 0	240	The current CPU load on the server (alpha-smoothed), as a value between 0
155	(none) and 1 (overloaded), indicating how much time is spent on processing	241	(none) and 1 (overloaded), indicating how much time is spent on processing
156	objects per tick. Healthy values are < 0.5.	242	objects per tick. Healthy values are < 0.5.
…		…
159		245
160	The raw value load value from the last tick.	246	The raw value load value from the last tick.
161		247
162	=item %cf::CFG	248	=item %cf::CFG
163		249
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	250	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	251	from wherever your confdir points to.
166		252
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	253	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		254
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	255	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	256	returns directly I<after> the tick processing (and consequently, can only wake one thread
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	257	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		258
		259	Note that cf::Wait_for_tick will immediately return when the server is not
		260	ticking, making it suitable for small pauses in threads that need to run
		261	when the server is paused. If that is not applicable (i.e. you I<really>
		262	want to wait, use C<$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
173	=item @cf::INVOKE_RESULTS	276	=item @cf::INVOKE_RESULTS
174		277
175	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
176	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
177	that call.	280	that call.
178		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
179	=back	288	=back
180		289
181	=cut	290	=cut
182		291
183	BEGIN {	292	sub error(@) { LOG llevError, join "", @_ }
184	*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 {
185	my $msg = join "", @_;	299	my $msg = join "", @_;
186		300
187	$msg .= "\n"	301	$msg .= "\n"
188	unless $msg =~ /\n$/;	302	unless $msg =~ /\n$/;
189		303
190	$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;
191		305
192	utf8::encode $msg;
193	LOG llevError, $msg;	306	LOG llevWarn, $msg;
194	};	307	};
195	}	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	};
196		322
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	323	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	324	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	325	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	326	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	333	for my $pkg (qw(
208	cf::global cf::attachable	334	cf::global cf::attachable
209	cf::object cf::object::player	335	cf::object cf::object::player
210	cf::client cf::player	336	cf::client cf::player
211	cf::arch cf::living	337	cf::arch cf::living
		338	cf::map cf::mapspace
212	cf::map cf::party cf::region	339	cf::party cf::region
213	)) {	340	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	341	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	342	}
217		343
218	$Event::DIED = sub {	344	$EV::DIED = sub {
219	warn "error in event callback: @_";	345	warn "error in event callback: $@";
220	};	346	};
		347
		348	#############################################################################
		349
		350	sub fork_call(&@);
		351	sub get_slot($;$$);
221		352
222	#############################################################################	353	#############################################################################
223		354
224	=head2 UTILITY FUNCTIONS	355	=head2 UTILITY FUNCTIONS
225		356
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	377	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	378	$d
248	} || "[unable to dump $_[0]: '$@']";	379	} || "[unable to dump $_[0]: '$@']";
249	}	380	}
250		381
		382	=item $scalar = cf::load_file $path
		383
		384	Loads the given file from path and returns its contents. Croaks on error
		385	and can block.
		386
		387	=cut
		388
		389	sub load_file($) {
		390	0 <= aio_load $_[0], my $data
		391	or Carp::croak "$_[0]: $!";
		392
		393	$data
		394	}
		395
		396	=item $success = cf::replace_file $path, $data, $sync
		397
		398	Atomically replaces the file at the given $path with new $data, and
		399	optionally $sync the data to disk before replacing the file.
		400
		401	=cut
		402
		403	sub replace_file($$;$) {
		404	my ($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
251	=item $ref = cf::from_json $json	434	=item $ref = cf::decode_json $json
252		435
253	Converts a JSON string into the corresponding perl data structure.	436	Converts a JSON string into the corresponding perl data structure.
254		437
255	=item $json = cf::to_json $ref	438	=item $json = cf::encode_json $ref
256		439
257	Converts a perl data structure into its JSON representation.	440	Converts a perl data structure into its JSON representation.
258		441
259	=cut	442	=cut
260		443
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	444	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		445
263	sub to_json ($) { $json_coder->encode ($_[0]) }	446	sub encode_json($) { $json_coder->encode ($_[0]) }
264	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	}
265		510
266	=item cf::lock_wait $string	511	=item cf::lock_wait $string
267		512
268	Wait until the given lock is available. See cf::lock_acquire.	513	Wait until the given lock is available. See cf::lock_acquire.
269		514
270	=item my $lock = cf::lock_acquire $string	515	=item my $lock = cf::lock_acquire $string
271		516
272	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
273	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,
274	for example when the coroutine gets canceled), the lock is automatically	519	for example when the coroutine gets canceled), the lock is automatically
275	returned.	520	returned.
276		521
		522	Locks are *not* recursive, locking from the same coro twice results in a
		523	deadlocked coro.
		524
277	Lock names should begin with a unique identifier (for example, cf::map::find	525	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	526	uses map_find and cf::map::load uses map_load).
279		527
280	=item $locked = cf::lock_active $string	528	=item $locked = cf::lock_active $string
281		529
282	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.
283		531
284	=cut	532	=cut
285		533
286	our %LOCK;	534	our $LOCKS = new Coro::SemaphoreSet;
287		535
288	sub lock_wait($) {	536	sub lock_wait($) {
289	my ($key) = @_;	537	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	538	}
297		539
298	sub lock_acquire($) {	540	sub lock_acquire($) {
299	my ($key) = @_;	541	$LOCKS->guard ($_[0])
300
301	# wait, to be sure we are not locked
302	lock_wait $key;
303
304	$LOCK{$key} = [];
305
306	Coro::guard {
307	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };
309	}
310	}	542	}
311		543
312	sub lock_active($) {	544	sub lock_active($) {
313	my ($key) = @_;	545	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	546	}
317		547
318	sub freeze_mainloop {	548	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	549	tick_inhibit_inc;
320		550
321	my $guard = Coro::guard {	551	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	552	}
323	};	553
324	$TICK_WATCHER->stop;	554	=item cf::periodic $interval, $cb
325	$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
326	}	567	}
327		568
328	=item cf::get_slot $time[, $priority[, $name]]	569	=item cf::get_slot $time[, $priority[, $name]]
329		570
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	571	Allocate $time seconds of blocking CPU time at priority C<$priority>
331	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
332	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.
333		578
334	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
335	used for statistical purposes and should identify the same time-class.	580	used for statistical purposes and should identify the same time-class.
336		581
337	Useful for short background jobs.	582	Useful for short background jobs.
338		583
339	=cut	584	=cut
340		585
341	our @SLOT_QUEUE;	586	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	587	our $SLOT_QUEUE;
		588	our $SLOT_DECAY = 0.9;
343		589
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	590	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	591	$SLOT_QUEUE = Coro::async {
		592	$Coro::current->desc ("timeslot manager");
		593
346	my $signal = new Coro::Signal;	594	my $signal = new Coro::Signal;
		595	my $busy;
347		596
348	while () {	597	while () {
349	next_job:	598	next_job:
		599
350	my $avail = cf::till_tick;	600	my $avail = cf::till_tick;
351	if ($avail > 0.01) {	601
352	for (0 .. $#SLOT_QUEUE) {	602	for (0 .. $#SLOT_QUEUE) {
353	if ($SLOT_QUEUE[$_][0] < $avail) {	603	if ($SLOT_QUEUE[$_][0] <= $avail) {
		604	$busy = 0;
354	my $job = splice @SLOT_QUEUE, $_, 1, ();	605	my $job = splice @SLOT_QUEUE, $_, 1, ();
355	$job->[2]->send;	606	$job->[2]->send;
356	Coro::cede;	607	Coro::cede;
357	goto next_job;	608	goto next_job;
358	}	609	} else {
		610	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
359	}	611	}
360	}	612	}
361		613
362	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
363	# 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
364	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
365	$signal->wait;
366	} else {	617	} else {
		618	$busy = 0;
367	Coro::schedule;	619	Coro::schedule;
368	}	620	}
369	}	621	}
370	};	622	};
371		623
372	sub get_slot($;$$) {	624	sub get_slot($;$$) {
		625	return if tick_inhibit || $Coro::current == $Coro::main;
		626
373	my ($time, $pri, $name) = @_;	627	my ($time, $pri, $name) = @_;
374		628
375	$time = $TICK * .6 if $time > $TICK * .6;	629	$time = clamp $time, 0.01, $TICK * .6;
		630
376	my $sig = new Coro::Signal;	631	my $sig = new Coro::Signal;
377		632
378	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	633	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
379	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	634	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
380	$SLOT_QUEUE->ready;	635	$SLOT_QUEUE->ready;
…		…
391		646
392	BEGIN { *async = \&Coro::async_pool }	647	BEGIN { *async = \&Coro::async_pool }
393		648
394	=item cf::sync_job { BLOCK }	649	=item cf::sync_job { BLOCK }
395		650
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	651	The design of Deliantra requires that the main coroutine ($Coro::main)
397	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
398	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
399	acceptable.	654	acceptable.
400		655
401	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
402	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
…		…
406	=cut	661	=cut
407		662
408	sub sync_job(&) {	663	sub sync_job(&) {
409	my ($job) = @_;	664	my ($job) = @_;
410		665
411	if ($Coro::current == $Coro::main) {	666	if (in_main) {
412	my $time = Event::time;	667	my $time = AE::time;
413		668
414	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
416		671
417	# TODO: use suspend/resume instead	672	#LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	673
419	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
420		675
421	my $busy = 1;	676	my $busy = 1;
422	my @res;	677	my @res;
423		678
424	(async {	679	(async {
		680	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	681	@res = eval { $job->() };
426	warn $@ if $@;	682	error $@ if $@;
427	undef $busy;	683	undef $busy;
428	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
429		685
430	while ($busy) {	686	while ($busy) {
431	Coro::cede or Event::one_event;	687	if (Coro::nready) {
		688	Coro::cede_notself;
		689	} else {
		690	EV::loop EV::LOOP_ONESHOT;
432	}	691	}
		692	}
433		693
434	$time = Event::time - $time;	694	my $time = AE::time - $time;
435		695
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	696	$TICK_START += $time; # do not account sync jobs to server load
440		697
441	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
442	} else {	699	} else {
443	# we are in another coroutine, how wonderful, everything just works	700	# we are in another coroutine, how wonderful, everything just works
444		701
…		…
464	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
465		722
466	$coro	723	$coro
467	}	724	}
468		725
469	=item fork_call { }, $args	726	=item fork_call { }, @args
470		727
471	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
472	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
473	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
474	never block itself or use any form of Event handling.	731	never block itself or use any form of event handling.
475		732
476	=cut	733	=cut
		734
		735	sub post_fork {
		736	reset_signals;
		737	}
477		738
478	sub fork_call(&@) {	739	sub fork_call(&@) {
479	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
480		741
481	# 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,
482	# otherwise perl prematurely frees the stuff :/	743	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	744	# TODO: investigate and fix (likely this will be rather laborious)
484		745
485	my @res = Coro::Util::fork_eval {	746	my @res = Coro::Util::fork_eval {
486	reset_signals;	747	cf::post_fork;
487	&$cb	748	&$cb
488	}, @args;	749	} @args;
489		750
490	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
491	}	790	}
492		791
493	=item $value = cf::db_get $family => $key	792	=item $value = cf::db_get $family => $key
494		793
495	Returns a single value from the environment database.	794	Returns a single value from the environment database.
…		…
497	=item cf::db_put $family => $key => $value	796	=item cf::db_put $family => $key => $value
498		797
499	Stores the given C<$value> in the family. It can currently store binary	798	Stores the given C<$value> in the family. It can currently store binary
500	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	799	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		800
		801	=item $db = cf::db_table "name"
		802
		803	Create and/or open a new database table. The string must not be "db" and must be unique
		804	within each server.
		805
502	=cut	806	=cut
		807
		808	sub db_table($) {
		809	cf::error "db_get called from main context"
		810	if $Coro::current == $Coro::main;
		811
		812	my ($name) = @_;
		813	my $db = BDB::db_create $DB_ENV;
		814
		815	eval {
		816	$db->set_flags (BDB::CHKSUM);
		817
		818	utf8::encode $name;
		819	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		820	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		821	cf::cleanup "db_open(db): $!" if $!;
		822	};
		823	cf::cleanup "db_open(db): $@" if $@;
		824
		825	$db
		826	}
503		827
504	our $DB;	828	our $DB;
505		829
506	sub db_init {	830	sub db_init {
507	unless ($DB) {	831	$DB ||= db_table "db";
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {
511	eval {
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}
521	}	832	}
522		833
523	sub db_get($$) {	834	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
525		836
526	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
527	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
528		841
529	$! ? ()	842	$! ? ()
530	: $data	843	: $data
531	}
532	}	844	}
533		845
534	sub db_put($$$) {	846	sub db_put($$$) {
535	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
536	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
564		876
565	my @data;	877	my @data;
566	my $md5;	878	my $md5;
567		879
568	for (0 .. $#$src) {	880	for (0 .. $#$src) {
569	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
570	or Carp::croak "$src->[$_]: $!";
571	}	882	}
572		883
573	# if processing is expensive, check	884	# if processing is expensive, check
574	# checksum first	885	# checksum first
575	if (1) {	886	if (1) {
576	$md5 =	887	$md5 =
577	join "\x00",	888	join "\x00",
578	$processversion,	889	$processversion,
579	map {	890	map {
580	Coro::cede;	891	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	892	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	893	} 0.. $#$src;
583		894
584		895
585	my $dbmd5 = db_get cache => "$id/md5";	896	my $dbmd5 = db_get cache => "$id/md5";
…		…
592		903
593	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
594	my $data = $process->(\@data);	905	my $data = $process->(\@data);
595	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
596		907
597	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
598		909
599	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
600	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
601	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
602		913
…		…
612		923
613	=cut	924	=cut
614		925
615	sub datalog($@) {	926	sub datalog($@) {
616	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
617	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
618	}	929	}
619		930
620	=back	931	=back
621		932
622	=cut	933	=cut
623		934
624	#############################################################################	935	#############################################################################
625		936
626	=head2 ATTACHABLE OBJECTS	937	=head2 ATTACHABLE OBJECTS
627		938
628	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
629	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")
630	to it. All such attachable objects support the following methods.	941	to it. All such attachable objects support the following methods.
631		942
632	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>
633	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
634	Crossfire TRT).	945	Deliantra).
635		946
636	=over 4	947	=over 4
637		948
638	=item $attachable->attach ($attachment, key => $value...)	949	=item $attachable->attach ($attachment, key => $value...)
639		950
…		…
683	=item cf::CLASS::attachment $name, ...	994	=item cf::CLASS::attachment $name, ...
684		995
685	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
686	given CLASS can refer to this attachment.	997	given CLASS can refer to this attachment.
687		998
688	Some classes such as crossfire maps and objects can specify attachments	999	Some classes such as deliantra maps and objects can specify attachments
689	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.
690		1001
691	These calls expect any number of the following handler/hook descriptions:	1002	These calls expect any number of the following handler/hook descriptions:
692		1003
693	=over 4	1004	=over 4
…		…
817		1128
818	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
819	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
820		1131
821	} elsif (ref $type) {	1132	} elsif (ref $type) {
822	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
823		1134
824	} else {	1135	} else {
825	shift @arg;	1136	shift @arg;
826	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
827	}	1138	}
828	}	1139	}
829	}	1140	}
830		1141
831	sub _object_attach {	1142	sub _object_attach {
…		…
841	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
842	}	1153	}
843		1154
844	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
845	} else {	1156	} else {
846	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
847	}	1158	}
848		1159
849	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
850	}	1161	}
851		1162
…		…
910		1221
911	for (@$callbacks) {	1222	for (@$callbacks) {
912	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
913		1224
914	if ($@) {	1225	if ($@) {
915	warn "$@";
916	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
917	override;	1227	override;
918	}	1228	}
919		1229
920	return 1 if $override;	1230	return 1 if $override;
921	}	1231	}
922		1232
923	0	1233	0
924	}	1234	}
925		1235
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1237
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1239
930	Generate an object-specific event with the given arguments.	1240	Generate an object-specific event with the given arguments.
931		1241
…		…
937		1247
938	=cut	1248	=cut
939		1249
940	#############################################################################	1250	#############################################################################
941	# object support	1251	# object support
942	#
943		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#
944	sub _can_merge {	1286	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1287	my ($ob1, $ob2) = @_;
946		1288
947	local $Storable::canonical = 1;	1289	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1290
951	$fob1 eq $fob2	1291	# we do the slow way here
		1292	return _object_equal $ob1, $ob2
952	}	1293	}
953		1294
954	sub reattach {	1295	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1296	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1297	my ($obj) = @_;
957		1298
		1299	# no longer needed after getting rid of delete_package?
958	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
959		1301
960	my $registry = $obj->registry;	1302	my $registry = $obj->registry;
961		1303
962	@$registry = ();	1304	@$registry = ();
963		1305
…		…
968	for (@$attach) {	1310	for (@$attach) {
969	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
970	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
971	}	1313	}
972	} else {	1314	} else {
973	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
974	}	1316	}
975	}	1317	}
976	}	1318	}
977		1319
978	cf::attachable->attach (	1320	cf::attachable->attach (
979	prio => -1000000,	1321	prio => -1000000,
980	on_instantiate => sub {	1322	on_instantiate => sub {
981	my ($obj, $data) = @_;	1323	my ($obj, $data) = @_;
982		1324
983	$data = from_json $data;	1325	$data = decode_json $data;
984		1326
985	for (@$data) {	1327	for (@$data) {
986	my ($name, $args) = @$_;	1328	my ($name, $args) = @$_;
987		1329
988	$obj->attach ($name, %{$args || {} });	1330	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1346	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1006		1348
1007	sync_job {	1349	sync_job {
1008	if (length $$rdata) {	1350	if (length $$rdata) {
		1351	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1011		1355
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1357	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	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	}
1016	close $fh;	1363	aio_close $fh;
1017		1364
1018	if (@$objs) {	1365	if (@$objs) {
1019	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) {
1020	chmod SAVE_MODE, $fh;	1367	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1368	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1369	aio_write $fh, 0, (length $data), $data, 0;
1023	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	}
1024	close $fh;	1374	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1375	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1376	}
1027	} else {	1377	} else {
1028	aio_unlink "$filename.pst";	1378	aio_unlink "$filename.pst";
1029	}	1379	}
1030		1380
1031	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
		1382
		1383	$filename =~ s%/[^/]+$%%;
		1384	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1385	} else {
1033	warn "FATAL: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1034	}	1387	}
1035	} else {	1388	} else {
1036	aio_unlink $filename;	1389	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1038	}	1391	}
1039	}	1392	};
1040	}	1393	}
1041		1394
1042	sub object_freezer_as_string {	1395	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1396	my ($rdata, $objs) = @_;
1044		1397
…		…
1056	or return;	1409	or return;
1057		1410
1058	unless (aio_stat "$filename.pst") {	1411	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1412	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1413	or return;
		1414
1061	$av = eval { (Storable::thaw $av)->{objs} };	1415	my $st = eval { Coro::Storable::thaw $av };
		1416	$av = $st->{objs};
1062	}	1417	}
1063		1418
		1419	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
		1423
1066	return ($data, $av);	1424	($data, $av)
1067	}	1425	}
1068		1426
1069	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
1070		1428
1071	=over 4	1429	=over 4
…		…
1125	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1126		1484
1127	$EXTICMD{$name} = $cb;	1485	$EXTICMD{$name} = $cb;
1128	}	1486	}
1129		1487
		1488	use File::Glob ();
		1489
1130	cf::player->attach (	1490	cf::player->attach (
1131	on_command => sub {	1491	on_unknown_command => sub {
1132	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1133		1493
1134	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1135	or return;	1495	or return;
1136		1496
…		…
1144	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1145		1505
1146	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1147		1507
1148	if (ref $msg) {	1508	if (ref $msg) {
1149	my ($type, $reply, @payload) =	1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1150	"ARRAY" eq ref $msg
1151	? @$msg
1152	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1153		1510
1154	my @reply;	1511	my @reply;
1155		1512
1156	if (my $cb = $EXTCMD{$type}) {	1513	if (my $cb = $EXTCMD{$type}) {
1157	@reply = $cb->($pl, @payload);	1514	@reply = $cb->($pl, @payload);
…		…
1159		1516
1160	$pl->ext_reply ($reply, @reply)	1517	$pl->ext_reply ($reply, @reply)
1161	if $reply;	1518	if $reply;
1162		1519
1163	} else {	1520	} else {
1164	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1165	}	1522	}
1166		1523
1167	cf::override;	1524	cf::override;
1168	},	1525	},
1169	);	1526	);
1170		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
1171	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1172	cf::sync_job {	1557	cf::sync_job {
1173	my %todo;	1558	my %todo;
1174		1559
1175	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1176	next unless -r $path;	1561	next unless -r $path;
…		…
1194		1579
1195	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1196	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1197		1582
1198	$ext{source} =	1583	$ext{source} =
1199	"package $pkg; use strict; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1200	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1201	. $source	1586	. $source
1202	. "\n};\n1";	1587	. "\n};\n1";
1203		1588
1204	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1205	}	1590	}
1206		1591
		1592	my $pass = 0;
1207	my %done;	1593	my %done;
1208	while (%todo) {	1594	while (%todo) {
1209	my $progress;	1595	my $progress;
1210		1596
		1597	++$pass;
		1598
		1599	ext:
1211	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1212	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1213	goto skip	1602	next ext
1214	unless exists $done{$_};	1603	unless exists $done{$_};
1215	}	1604	}
1216		1605
1217	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1218		1607
1219	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 $@) {
1220	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1221	: "$v->{base}: extension inactive.\n";
1222		1621
		1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1223	if (exists $v->{meta}{mandatory}) {	1623	if exists $v->{meta}{mandatory};
1224	warn $msg;	1624
1225	warn "mandatory extension failed to load, exiting.\n";	1625	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1226	exit 1;	1626	delete $todo{$k};
1227	}	1627	} else {
1228		1628	$done{$k} = delete $todo{$k};
1229	warn $msg;	1629	push @EXTS, $v->{pkg};
		1630	$progress = 1;
		1631
		1632	info "$v->{base}: extension inactive.\n"
		1633	unless $active;
1230	}	1634	}
1231
1232	$done{$k} = delete $todo{$k};
1233	push @EXTS, $v->{pkg};
1234	$progress = 1;
1235	}	1635	}
1236		1636
1237	skip:	1637	unless ($progress) {
1238	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1239	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	}
1240	}	1647	}
1241	};	1648	};
1242	}	1649	}
1243		1650
1244	#############################################################################	1651	#############################################################################
1245		1652
1246	=back	1653	=back
1247		1654
1248	=head2 CORE EXTENSIONS	1655	=head2 CORE EXTENSIONS
1249		1656
1250	Functions and methods that extend core crossfire objects.	1657	Functions and methods that extend core deliantra objects.
1251		1658
1252	=cut	1659	=cut
1253		1660
1254	package cf::player;	1661	package cf::player;
1255		1662
1256	use Coro::AIO;	1663	use Coro::AIO;
1257		1664
1258	=head3 cf::player	1665	=head3 cf::player
1259		1666
1260	=over 4	1667	=over 4
		1668
		1669	=item cf::player::num_playing
		1670
		1671	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1672
		1673	=cut
		1674
		1675	sub num_playing {
		1676	scalar grep
		1677	$_->ob->map
		1678	&& !$_->hidden
		1679	&& !$_->ob->flag (cf::FLAG_WIZ),
		1680	cf::player::list
		1681	}
1261		1682
1262	=item cf::player::find $login	1683	=item cf::player::find $login
1263		1684
1264	Returns the given player object, loading it if necessary (might block).	1685	Returns the given player object, loading it if necessary (might block).
1265		1686
…		…
1284		1705
1285	sub exists($) {	1706	sub exists($) {
1286	my ($login) = @_;	1707	my ($login) = @_;
1287		1708
1288	$cf::PLAYER{$login}	1709	$cf::PLAYER{$login}
1289	or cf::sync_job { !aio_stat path $login }	1710	or !aio_stat path $login
1290	}	1711	}
1291		1712
1292	sub find($) {	1713	sub find($) {
1293	return $cf::PLAYER{$_[0]} || do {	1714	return $cf::PLAYER{$_[0]} || do {
1294	my $login = $_[0];	1715	my $login = $_[0];
…		…
1301	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1722	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1302	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1723	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1303	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1724	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1304	aio_unlink +(playerdir $login) . "/$login.pl";	1725	aio_unlink +(playerdir $login) . "/$login.pl";
1305		1726
1306	my $pl = load_pl path $login	1727	my $f = new_from_file cf::object::thawer path $login
1307	or return;	1728	or return;
		1729
		1730	my $pl = cf::player::load_pl $f
		1731	or return;
		1732
		1733	local $cf::PLAYER_LOADING{$login} = $pl;
		1734	$f->resolve_delayed_derefs;
1308	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1309	}	1736	}
1310	}	1737	}
1311	}	1738	}
		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($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	);
1312		1752
1313	sub save($) {	1753	sub save($) {
1314	my ($pl) = @_;	1754	my ($pl) = @_;
1315		1755
1316	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
…		…
1321	return if $pl->{deny_save};	1761	return if $pl->{deny_save};
1322		1762
1323	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1324	$pl->{last_save} = $cf::RUNTIME;	1764	$pl->{last_save} = $cf::RUNTIME;
1325		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];
		1770
1326	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1327	Coro::cede;	1772	cf::cede_to_tick;
1328	}	1773	}
1329		1774
1330	sub new($) {	1775	sub new($) {
1331	my ($login) = @_;	1776	my ($login) = @_;
1332		1777
…		…
1361	my ($pl) = @_;	1806	my ($pl) = @_;
1362		1807
1363	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1364		1809
1365	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1366	$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
1367		1812
1368	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1369	$pl->deactivate;	1814	$pl->deactivate;
		1815
		1816	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1370	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1371	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1372		1821
1373	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1374	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1375	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1410	or return [];	1859	or return [];
1411		1860
1412	my @logins;	1861	my @logins;
1413		1862
1414	for my $login (@$dirs) {	1863	for my $login (@$dirs) {
		1864	my $path = path $login;
		1865
		1866	# a .pst is a dead give-away for a valid player
		1867	# if no pst file found, open and chekc for blocked users
		1868	if (aio_stat "$path.pst") {
1415	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1869	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1416	aio_read $fh, 0, 512, my $buf, 0 or next;	1870	aio_read $fh, 0, 512, my $buf, 0 or next;
1417	$buf !~ /^password -------------$/m or next; # official not-valid tag	1871	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1872	}
1418		1873
1419	utf8::decode $login;	1874	utf8::decode $login;
1420	push @logins, $login;	1875	push @logins, $login;
1421	}	1876	}
1422		1877
1423	\@logins	1878	\@logins
1424	}	1879	}
1425		1880
1426	=item $player->maps	1881	=item $player->maps
		1882
		1883	=item cf::player::maps $login
1427		1884
1428	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1429	player. May block.	1886	player. May block.
1430		1887
1431	=cut	1888	=cut
…		…
1449	}	1906	}
1450		1907
1451	\@paths	1908	\@paths
1452	}	1909	}
1453		1910
1454	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1911	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1455		1912
1456	Expand crossfire pod fragments into protocol xml.	1913	Expand deliantra pod fragments into protocol xml.
1457
1458	=cut
1459
1460	sub expand_cfpod {
1461	((my $self), (local $_)) = @_;
1462
1463	# escape & and <
1464	s/&/&amp;/g;
1465	s/(?<![BIUGH])</&lt;/g;
1466
1467	# this is buggy, it needs to properly take care of nested <'s
1468
1469	1 while
1470	# replace B<>, I<>, U<> etc.
1471	s/B<([^\>]*)>/<b>$1<\/b>/
1472	|| s/I<([^\>]*)>/<i>$1<\/i>/
1473	|| s/U<([^\>]*)>/<u>$1<\/u>/
1474	# replace G<male|female> tags
1475	|| s{G<([^>|]*)\|([^>]*)>}{
1476	$self->gender ? $2 : $1
1477	}ge
1478	# replace H<hint text>
1479	|| s{H<([^\>]*)>}
1480	{
1481	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1482	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1483	"")
1484	[$self->{hintmode}]
1485	}ge;
1486
1487	# create single paragraphs (very hackish)
1488	s/(?<=\S)\n(?=\w)/ /g;
1489
1490	# compress some whitespace
1491	s/\s+\n/\n/g; # ws line-ends
1492	s/\n\n+/\n/g; # double lines
1493	s/^\n+//; # beginning lines
1494	s/\n+$//; # ending lines
1495
1496	$_
1497	}
1498
1499	sub hintmode {
1500	$_[0]{hintmode} = $_[1] if @_ > 1;
1501	$_[0]{hintmode}
1502	}
1503		1914
1504	=item $player->ext_reply ($msgid, @msg)	1915	=item $player->ext_reply ($msgid, @msg)
1505		1916
1506	Sends an ext reply to the player.	1917	Sends an ext reply to the player.
1507		1918
…		…
1539		1950
1540	=cut	1951	=cut
1541		1952
1542	sub find_by_path($) {	1953	sub find_by_path($) {
1543	my ($path) = @_;	1954	my ($path) = @_;
		1955
		1956	$path =~ s/^~[^\/]*//; # skip ~login
1544		1957
1545	my ($match, $specificity);	1958	my ($match, $specificity);
1546		1959
1547	for my $region (list) {	1960	for my $region (list) {
1548	if ($region->{match} && $path =~ $region->{match}) {	1961	if ($region->{match} && $path =~ $region->{match}) {
…		…
1574	our $MAX_RESET = 3600;	1987	our $MAX_RESET = 3600;
1575	our $DEFAULT_RESET = 3000;	1988	our $DEFAULT_RESET = 3000;
1576		1989
1577	sub generate_random_map {	1990	sub generate_random_map {
1578	my ($self, $rmp) = @_;	1991	my ($self, $rmp) = @_;
1579	# mit "rum" bekleckern, nicht	1992
		1993	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1994
1580	$self->_create_random_map (	1995	$self->_create_random_map ($rmp);
1581	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1582	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1583	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1584	$rmp->{exit_on_final_map},
1585	$rmp->{xsize}, $rmp->{ysize},
1586	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1587	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1588	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1589	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1590	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1591	(cf::region::find $rmp->{region}), $rmp->{custom}
1592	)
1593	}	1996	}
1594		1997
1595	=item cf::map->register ($regex, $prio)	1998	=item cf::map->register ($regex, $prio)
1596		1999
1597	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
…		…
1602		2005
1603	sub register {	2006	sub register {
1604	my (undef, $regex, $prio) = @_;	2007	my (undef, $regex, $prio) = @_;
1605	my $pkg = caller;	2008	my $pkg = caller;
1606		2009
1607	no strict;
1608	push @{"$pkg\::ISA"}, __PACKAGE__;	2010	push @{"$pkg\::ISA"}, __PACKAGE__;
1609		2011
1610	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2012	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1611	}	2013	}
1612		2014
1613	# also paths starting with '/'	2015	# also paths starting with '/'
1614	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2016	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1615		2017
1616	sub thawer_merge {	2018	sub thawer_merge {
1617	my ($self, $merge) = @_;	2019	my ($self, $merge) = @_;
1618		2020
1619	# we have to keep some variables in memory intact	2021	# we have to keep some variables in memory intact
…		…
1624	}	2026	}
1625		2027
1626	sub normalise {	2028	sub normalise {
1627	my ($path, $base) = @_;	2029	my ($path, $base) = @_;
1628		2030
1629	$path = "$path"; # make sure its a string	2031	$path = "$path"; # make sure it's a string
1630		2032
1631	$path =~ s/\.map$//;	2033	$path =~ s/\.map$//;
1632		2034
1633	# map plan:	2035	# map plan:
1634	#	2036	#
…		…
1649	$base =~ s{[^/]+/?$}{};	2051	$base =~ s{[^/]+/?$}{};
1650	$path = "$base/$path";	2052	$path = "$base/$path";
1651	}	2053	}
1652		2054
1653	for ($path) {	2055	for ($path) {
1654	redo if s{//}{/};
1655	redo if s{/\.?/}{/};	2056	redo if s{/\.?/}{/};
1656	redo if s{/[^/]+/\.\./}{/};	2057	redo if s{/[^/]+/\.\./}{/};
1657	}	2058	}
1658		2059
1659	$path	2060	$path
…		…
1673	$self->init; # pass $1 etc.	2074	$self->init; # pass $1 etc.
1674	return $self;	2075	return $self;
1675	}	2076	}
1676	}	2077	}
1677		2078
1678	Carp::cluck "unable to resolve path '$path' (base '$base').";	2079	Carp::cluck "unable to resolve path '$path' (base '$base')";
1679	()	2080	()
1680	}	2081	}
1681		2082
		2083	# may re-bless or do other evil things
1682	sub init {	2084	sub init {
1683	my ($self) = @_;	2085	my ($self) = @_;
1684		2086
1685	$self	2087	$self
1686	}	2088	}
…		…
1705		2107
1706	# the temporary/swap location	2108	# the temporary/swap location
1707	sub save_path {	2109	sub save_path {
1708	my ($self) = @_;	2110	my ($self) = @_;
1709		2111
1710	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2112	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1711	"$TMPDIR/$path.map"	2113	"$TMPDIR/$path.map"
1712	}	2114	}
1713		2115
1714	# the unique path, undef == no special unique path	2116	# the unique path, undef == no special unique path
1715	sub uniq_path {	2117	sub uniq_path {
1716	my ($self) = @_;	2118	my ($self) = @_;
1717		2119
1718	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2120	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1719	"$UNIQUEDIR/$path"	2121	"$UNIQUEDIR/$path"
1720	}
1721
1722	# and all this just because we cannot iterate over
1723	# all maps in C++...
1724	sub change_all_map_light {
1725	my ($change) = @_;
1726
1727	$_->change_map_light ($change)
1728	for grep $_->outdoor, values %cf::MAP;
1729	}	2122	}
1730		2123
1731	sub decay_objects {	2124	sub decay_objects {
1732	my ($self) = @_;	2125	my ($self) = @_;
1733		2126
…		…
1746		2139
1747	sub load_header_from($) {	2140	sub load_header_from($) {
1748	my ($self, $path) = @_;	2141	my ($self, $path) = @_;
1749		2142
1750	utf8::encode $path;	2143	utf8::encode $path;
1751	#aio_open $path, O_RDONLY, 0	2144	my $f = new_from_file cf::object::thawer $path
1752	# or return;
1753
1754	$self->_load_header ($path)
1755	or return;	2145	or return;
1756		2146
		2147	$self->_load_header ($f)
		2148	or return;
		2149
		2150	local $MAP_LOADING{$self->{path}} = $self;
		2151	$f->resolve_delayed_derefs;
		2152
1757	$self->{load_path} = $path;	2153	$self->{load_path} = $path;
1758		2154
1759	1	2155	1
1760	}	2156	}
1761		2157
		2158	# used to laod the header of an original map
1762	sub load_header_orig {	2159	sub load_header_orig {
1763	my ($self) = @_;	2160	my ($self) = @_;
1764		2161
1765	$self->load_header_from ($self->load_path)	2162	$self->load_header_from ($self->load_path)
1766	}	2163	}
1767		2164
		2165	# used to laod the header of an instantiated map
1768	sub load_header_temp {	2166	sub load_header_temp {
1769	my ($self) = @_;	2167	my ($self) = @_;
1770		2168
1771	$self->load_header_from ($self->save_path)	2169	$self->load_header_from ($self->save_path)
1772	}	2170	}
1773		2171
		2172	# called after loading the header from an instantiated map
1774	sub prepare_temp {	2173	sub prepare_temp {
1775	my ($self) = @_;	2174	my ($self) = @_;
1776		2175
1777	$self->last_access ((delete $self->{last_access})	2176	$self->last_access ((delete $self->{last_access})
1778	|| $cf::RUNTIME); #d#	2177	|| $cf::RUNTIME); #d#
1779	# safety	2178	# safety
1780	$self->{instantiate_time} = $cf::RUNTIME	2179	$self->{instantiate_time} = $cf::RUNTIME
1781	if $self->{instantiate_time} > $cf::RUNTIME;	2180	if $self->{instantiate_time} > $cf::RUNTIME;
1782	}	2181	}
1783		2182
		2183	# called after loading the header from an original map
1784	sub prepare_orig {	2184	sub prepare_orig {
1785	my ($self) = @_;	2185	my ($self) = @_;
1786		2186
1787	$self->{load_original} = 1;	2187	$self->{load_original} = 1;
1788	$self->{instantiate_time} = $cf::RUNTIME;	2188	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1812		2212
1813	sub find;	2213	sub find;
1814	sub find {	2214	sub find {
1815	my ($path, $origin) = @_;	2215	my ($path, $origin) = @_;
1816		2216
		2217	cf::cede_to_tick;
		2218
1817	$path = normalise $path, $origin && $origin->path;	2219	$path = normalise $path, $origin;
1818		2220
		2221	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1819	cf::lock_wait "map_find:$path";	2222	my $guard2 = cf::lock_acquire "map_find:$path";
1820		2223
1821	$cf::MAP{$path} || do {	2224	$cf::MAP{$path} || do {
1822	my $guard = cf::lock_acquire "map_find:$path";
1823	my $map = new_from_path cf::map $path	2225	my $map = new_from_path cf::map $path
1824	or return;	2226	or return;
1825		2227
1826	$map->{last_save} = $cf::RUNTIME;	2228	$map->{last_save} = $cf::RUNTIME;
1827		2229
…		…
1829	or return;	2231	or return;
1830		2232
1831	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2233	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1832	# doing this can freeze the server in a sync job, obviously	2234	# doing this can freeze the server in a sync job, obviously
1833	#$cf::WAIT_FOR_TICK->wait;	2235	#$cf::WAIT_FOR_TICK->wait;
		2236	undef $guard2;
		2237	undef $guard1;
1834	$map->reset;	2238	$map->reset;
1835	undef $guard;
1836	return find $path;	2239	return find $path;
1837	}	2240	}
1838		2241
1839	$cf::MAP{$path} = $map	2242	$cf::MAP{$path} = $map
1840	}	2243	}
1841	}	2244	}
1842		2245
1843	sub pre_load { }	2246	sub pre_load { }
1844	sub post_load { }	2247	#sub post_load { } # XS
1845		2248
1846	sub load {	2249	sub load {
1847	my ($self) = @_;	2250	my ($self) = @_;
1848		2251
1849	local $self->{deny_reset} = 1; # loading can take a long time	2252	local $self->{deny_reset} = 1; # loading can take a long time
1850		2253
1851	my $path = $self->{path};	2254	my $path = $self->{path};
1852		2255
1853	{	2256	{
1854	my $guard1 = cf::lock_acquire "map_data:$path";	2257	my $guard = cf::lock_acquire "map_data:$path";
1855	my $guard2 = cf::lock_acquire "map_load:$path";
1856		2258
		2259	return unless $self->valid;
1857	return if $self->in_memory != cf::MAP_SWAPPED;	2260	return unless $self->state == cf::MAP_SWAPPED;
1858
1859	$self->in_memory (cf::MAP_LOADING);
1860		2261
1861	$self->alloc;	2262	$self->alloc;
1862		2263
1863	$self->pre_load;	2264	$self->pre_load;
1864	Coro::cede;	2265	cf::cede_to_tick;
1865		2266
1866	$self->_load_objects ($self->{load_path}, 1)	2267	if (exists $self->{load_path}) {
		2268	my $f = new_from_file cf::object::thawer $self->{load_path};
		2269	$f->skip_block;
		2270	$self->_load_objects ($f)
1867	or return;	2271	or return;
1868		2272
1869	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2273	$self->post_load_original
1870	if delete $self->{load_original};	2274	if delete $self->{load_original};
1871		2275
1872	if (my $uniq = $self->uniq_path) {	2276	if (my $uniq = $self->uniq_path) {
1873	utf8::encode $uniq;	2277	utf8::encode $uniq;
1874	if (aio_open $uniq, O_RDONLY, 0) {	2278	unless (aio_stat $uniq) {
		2279	if (my $f = new_from_file cf::object::thawer $uniq) {
1875	$self->clear_unique_items;	2280	$self->clear_unique_items;
1876	$self->_load_objects ($uniq, 0);	2281	$self->_load_objects ($f);
		2282	$f->resolve_delayed_derefs;
		2283	}
		2284	}
1877	}	2285	}
1878	}
1879		2286
1880	Coro::cede;	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);
		2294
		2295	cf::cede_to_tick;
1881	# now do the right thing for maps	2296	# now do the right thing for maps
1882	$self->link_multipart_objects;	2297	$self->link_multipart_objects;
1883	$self->difficulty ($self->estimate_difficulty)	2298	$self->difficulty ($self->estimate_difficulty)
1884	unless $self->difficulty;	2299	unless $self->difficulty;
1885	Coro::cede;	2300	cf::cede_to_tick;
1886		2301
1887	unless ($self->{deny_activate}) {	2302	unless ($self->{deny_activate}) {
1888	$self->decay_objects;	2303	$self->decay_objects;
1889	$self->fix_auto_apply;	2304	$self->fix_auto_apply;
1890	$self->update_buttons;	2305	$self->update_buttons;
1891	Coro::cede;	2306	cf::cede_to_tick;
1892	$self->set_darkness_map;	2307	#$self->activate; # no longer activate maps automatically
1893	Coro::cede;
1894	$self->activate;
1895	}	2308	}
1896		2309
1897	$self->{last_save} = $cf::RUNTIME;	2310	$self->{last_save} = $cf::RUNTIME;
1898	$self->last_access ($cf::RUNTIME);	2311	$self->last_access ($cf::RUNTIME);
1899
1900	$self->in_memory (cf::MAP_IN_MEMORY);
1901	}	2312	}
1902		2313
1903	$self->post_load;	2314	$self->post_load;
1904	}
1905		2315
		2316	1
		2317	}
		2318
		2319	# customize the map for a given player, i.e.
		2320	# return the _real_ map. used by e.g. per-player
		2321	# maps to change the path to ~playername/mappath
1906	sub customise_for {	2322	sub customise_for {
1907	my ($self, $ob) = @_;	2323	my ($self, $ob) = @_;
1908		2324
1909	return find "~" . $ob->name . "/" . $self->{path}	2325	return find "~" . $ob->name . "/" . $self->{path}
1910	if $self->per_player;	2326	if $self->per_player;
…		…
1913	# if $self->per_party;	2329	# if $self->per_party;
1914		2330
1915	$self	2331	$self
1916	}	2332	}
1917		2333
1918	# find and load all maps in the 3x3 area around a map
1919	sub load_neighbours {
1920	my ($map) = @_;
1921
1922	my @neigh; # diagonal neighbours
1923
1924	for (0 .. 3) {
1925	my $neigh = $map->tile_path ($_)
1926	or next;
1927	$neigh = find $neigh, $map
1928	or next;
1929	$neigh->load;
1930
1931	push @neigh,
1932	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1933	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1934	}
1935
1936	for (grep defined $_->[0], @neigh) {
1937	my ($path, $origin) = @$_;
1938	my $neigh = find $path, $origin
1939	or next;
1940	$neigh->load;
1941	}
1942	}
1943
1944	sub find_sync {	2334	sub find_sync {
1945	my ($path, $origin) = @_;	2335	my ($path, $origin) = @_;
1946		2336
1947	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, $origin
1948	}	2342	}
1949		2343
1950	sub do_load_sync {	2344	sub do_load_sync {
1951	my ($map) = @_;	2345	my ($map) = @_;
1952		2346
		2347	# it's a bug to call this from the main context
1953	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2348	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
1954	if $Coro::current == $Coro::main;	2349	if $Coro::current == $Coro::main;
1955		2350
1956	cf::sync_job { $map->load };	2351	$map->load;
1957	}	2352	}
1958		2353
1959	our %MAP_PREFETCH;	2354	our %MAP_PREFETCH;
1960	our $MAP_PREFETCHER = undef;	2355	our $MAP_PREFETCHER = undef;
1961		2356
1962	sub find_async {	2357	sub find_async {
1963	my ($path, $origin, $load) = @_;	2358	my ($path, $origin, $load) = @_;
1964		2359
1965	$path = normalise $path, $origin && $origin->{path};	2360	$path = normalise $path, $origin;
1966		2361
1967	if (my $map = $cf::MAP{$path}) {	2362	if (my $map = $cf::MAP{$path}) {
1968	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2363	return $map if !$load || $map->linkable;
1969	}	2364	}
1970		2365
1971	$MAP_PREFETCH{$path} |= $load;	2366	$MAP_PREFETCH{$path} |= $load;
1972		2367
1973	$MAP_PREFETCHER ||= cf::async {	2368	$MAP_PREFETCHER ||= cf::async {
		2369	$Coro::current->{desc} = "map prefetcher";
		2370
1974	while (%MAP_PREFETCH) {	2371	while (%MAP_PREFETCH) {
1975	while (my ($k, $v) = each %MAP_PREFETCH) {	2372	while (my ($k, $v) = each %MAP_PREFETCH) {
1976	if (my $map = find $k) {	2373	if (my $map = find $k) {
1977	$map->load if $v;	2374	$map->load if $v;
1978	}	2375	}
…		…
1985	$MAP_PREFETCHER->prio (6);	2382	$MAP_PREFETCHER->prio (6);
1986		2383
1987	()	2384	()
1988	}	2385	}
1989		2386
		2387	# common code, used by both ->save and ->swapout
1990	sub save {	2388	sub _save {
1991	my ($self) = @_;	2389	my ($self) = @_;
1992
1993	my $lock = cf::lock_acquire "map_data:$self->{path}";
1994		2390
1995	$self->{last_save} = $cf::RUNTIME;	2391	$self->{last_save} = $cf::RUNTIME;
1996		2392
1997	return unless $self->dirty;	2393	return unless $self->dirty;
1998		2394
…		…
2004	return if $self->{deny_save};	2400	return if $self->{deny_save};
2005		2401
2006	local $self->{last_access} = $self->last_access;#d#	2402	local $self->{last_access} = $self->last_access;#d#
2007		2403
2008	cf::async {	2404	cf::async {
		2405	$Coro::current->{desc} = "map player save";
2009	$_->contr->save for $self->players;	2406	$_->contr->save for $self->players;
2010	};	2407	};
		2408
		2409	cf::get_slot 0.02;
2011		2410
2012	if ($uniq) {	2411	if ($uniq) {
2013	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2412	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2014	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2413	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2015	} else {	2414	} else {
2016	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2415	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2017	}	2416	}
2018	}	2417	}
2019		2418
		2419	sub save {
		2420	my ($self) = @_;
		2421
		2422	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2423
		2424	$self->_save;
		2425	}
		2426
2020	sub swap_out {	2427	sub swap_out {
2021	my ($self) = @_;	2428	my ($self) = @_;
2022		2429
2023	# save first because save cedes
2024	$self->save;
2025
2026	my $lock = cf::lock_acquire "map_data:$self->{path}";	2430	my $lock = cf::lock_acquire "map_data:$self->{path}";
2027		2431
		2432	return if !$self->linkable;
		2433	return if $self->{deny_save};
2028	return if $self->players;	2434	return if $self->players;
2029	return if $self->in_memory != cf::MAP_IN_MEMORY;
2030	return if $self->{deny_save};
2031		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
2032	$self->clear;	2445	$self->clear;
2033	$self->in_memory (cf::MAP_SWAPPED);
2034	}	2446	}
2035		2447
2036	sub reset_at {	2448	sub reset_at {
2037	my ($self) = @_;	2449	my ($self) = @_;
2038		2450
…		…
2056		2468
2057	my $lock = cf::lock_acquire "map_data:$self->{path}";	2469	my $lock = cf::lock_acquire "map_data:$self->{path}";
2058		2470
2059	return if $self->players;	2471	return if $self->players;
2060		2472
2061	warn "resetting map ", $self->path;	2473	cf::trace "resetting map ", $self->path, "\n";
2062		2474
2063	$self->in_memory (cf::MAP_SWAPPED);	2475	$self->state (cf::MAP_SWAPPED);
2064		2476
2065	# need to save uniques path	2477	# need to save uniques path
2066	unless ($self->{deny_save}) {	2478	unless ($self->{deny_save}) {
2067	my $uniq = $self->uniq_path; utf8::encode $uniq;	2479	my $uniq = $self->uniq_path; utf8::encode $uniq;
2068		2480
…		…
2070	if $uniq;	2482	if $uniq;
2071	}	2483	}
2072		2484
2073	delete $cf::MAP{$self->path};	2485	delete $cf::MAP{$self->path};
2074		2486
		2487	$self->deactivate;
		2488	$_->clear_links_to ($self) for values %cf::MAP;
2075	$self->clear;	2489	$self->clear;
2076
2077	$_->clear_links_to ($self) for values %cf::MAP;
2078		2490
2079	$self->unlink_save;	2491	$self->unlink_save;
2080	$self->destroy;	2492	$self->destroy;
2081	}	2493	}
2082		2494
2083	my $nuke_counter = "aaaa";	2495	my $nuke_counter = "aaaa";
2084		2496
2085	sub nuke {	2497	sub nuke {
2086	my ($self) = @_;	2498	my ($self) = @_;
2087		2499
		2500	{
		2501	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2502
2088	delete $cf::MAP{$self->path};	2503	delete $cf::MAP{$self->path};
2089		2504
2090	$self->unlink_save;	2505	$self->unlink_save;
2091		2506
2092	bless $self, "cf::map";	2507	bless $self, "cf::map::wrap";
2093	delete $self->{deny_reset};	2508	delete $self->{deny_reset};
2094	$self->{deny_save} = 1;	2509	$self->{deny_save} = 1;
2095	$self->reset_timeout (1);	2510	$self->reset_timeout (1);
2096	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2511	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2097		2512
2098	$cf::MAP{$self->path} = $self;	2513	$cf::MAP{$self->path} = $self;
		2514	}
2099		2515
2100	$self->reset; # polite request, might not happen	2516	$self->reset; # polite request, might not happen
2101	}	2517	}
2102		2518
2103	=item $maps = cf::map::tmp_maps	2519	=item $maps = cf::map::tmp_maps
…		…
2145		2561
2146	sub unique_maps() {	2562	sub unique_maps() {
2147	[	2563	[
2148	map {	2564	map {
2149	utf8::decode $_;	2565	utf8::decode $_;
2150	/\.map$/	2566	s/\.map$//; # TODO future compatibility hack
		2567	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2568	? ()
2151	? normalise $_	2569	: normalise $_
2152	: ()
2153	} @{ aio_readdir $UNIQUEDIR or [] }	2570	} @{ aio_readdir $UNIQUEDIR or [] }
2154	]	2571	]
2155	}	2572	}
2156		2573
2157	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	}
2158		2605
2159	=back	2606	=back
2160		2607
2161	=head3 cf::object	2608	=head3 cf::object
2162		2609
…		…
2166		2613
2167	=over 4	2614	=over 4
2168		2615
2169	=item $ob->inv_recursive	2616	=item $ob->inv_recursive
2170		2617
2171	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.
2172		2620
2173	=cut	2621	=cut
2174		2622
2175	sub inv_recursive_;	2623	sub inv_recursive_;
2176	sub inv_recursive_ {	2624	sub inv_recursive_ {
…		…
2179		2627
2180	sub inv_recursive {	2628	sub inv_recursive {
2181	inv_recursive_ inv $_[0]	2629	inv_recursive_ inv $_[0]
2182	}	2630	}
2183		2631
		2632	=item $ref = $ob->ref
		2633
		2634	Creates and returns a persistent reference to an object that can be stored as a string.
		2635
		2636	=item $ob = cf::object::deref ($refstring)
		2637
		2638	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2639	even if the object actually exists. May block.
		2640
		2641	=cut
		2642
		2643	sub deref {
		2644	my ($ref) = @_;
		2645
		2646	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2647	my ($uuid, $name) = ($1, $2);
		2648	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2649	or return;
		2650	$pl->ob->uuid eq $uuid
		2651	or return;
		2652
		2653	$pl->ob
		2654	} else {
		2655	warn "$ref: cannot resolve object reference\n";
		2656	undef
		2657	}
		2658	}
		2659
2184	package cf;	2660	package cf;
2185		2661
2186	=back	2662	=back
2187		2663
2188	=head3 cf::object::player	2664	=head3 cf::object::player
…		…
2194	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2670	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2195	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
2196	dialogue with the given NPC character.	2672	dialogue with the given NPC character.
2197		2673
2198	=cut	2674	=cut
		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	};
2199		2689
2200	# rough implementation of a future "reply" method that works	2690	# rough implementation of a future "reply" method that works
2201	# with dialog boxes.	2691	# with dialog boxes.
2202	#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
2203	sub cf::object::player::reply($$$;$) {	2693	sub cf::object::player::reply($$$;$) {
…		…
2215	my $dialog = $pl->{npc_dialog};	2705	my $dialog = $pl->{npc_dialog};
2216	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2706	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2217		2707
2218	} else {	2708	} else {
2219	$msg = $npc->name . " says: $msg" if $npc;	2709	$msg = $npc->name . " says: $msg" if $npc;
2220	$self->message ($msg, $flags);	2710	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2221	}	2711	}
2222	}	2712	}
2223	}	2713	}
2224		2714
2225	=item $object->send_msg ($channel, $msg, $color, [extra...])	2715	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2250		2740
2251	=item $player_object->enter_link	2741	=item $player_object->enter_link
2252		2742
2253	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}>).
2254		2744
2255	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.
2256	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.
2257		2749
2258	Will never block.	2750	Will never block.
2259		2751
2260	=item $player_object->leave_link ($map, $x, $y)	2752	=item $player_object->leave_link ($map, $x, $y)
2261		2753
…		…
2281	sub cf::object::player::enter_link {	2773	sub cf::object::player::enter_link {
2282	my ($self) = @_;	2774	my ($self) = @_;
2283		2775
2284	$self->deactivate_recursive;	2776	$self->deactivate_recursive;
2285		2777
		2778	++$self->{_link_recursion};
		2779
2286	return if UNIVERSAL::isa $self->map, "ext::map_link";	2780	return if UNIVERSAL::isa $self->map, "ext::map_link";
2287		2781
2288	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2782	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2289	if $self->map && $self->map->{path} ne "{link}";	2783	if $self->map && $self->map->{path} ne "{link}";
2290		2784
2291	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2785	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2292	}	2786	}
2293		2787
2294	sub cf::object::player::leave_link {	2788	sub cf::object::player::leave_link {
2295	my ($self, $map, $x, $y) = @_;	2789	my ($self, $map, $x, $y) = @_;
2296		2790
…		…
2313	($x, $y) = (-1, -1)	2807	($x, $y) = (-1, -1)
2314	unless (defined $x) && (defined $y);	2808	unless (defined $x) && (defined $y);
2315		2809
2316	# use -1 or undef as default coordinates, not 0, 0	2810	# use -1 or undef as default coordinates, not 0, 0
2317	($x, $y) = ($map->enter_x, $map->enter_y)	2811	($x, $y) = ($map->enter_x, $map->enter_y)
2318	if $x <=0 && $y <= 0;	2812	if $x <= 0 && $y <= 0;
2319		2813
2320	$map->load;	2814	$map->load;
2321	$map->load_neighbours;
2322		2815
2323	return unless $self->contr->active;	2816	return unless $self->contr->active;
2324	$self->activate_recursive;
2325		2817
2326	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2818	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2327	$self->enter_map ($map, $x, $y);	2819	if ($self->enter_map ($map, $x, $y)) {
2328	}	2820	# entering was successful
		2821	delete $self->{_link_recursion};
		2822	# only activate afterwards, to support waiting in hooks
		2823	$self->activate_recursive;
		2824	}
2329		2825
		2826	}
		2827
2330	=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)]])
2331		2829
2332	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
2333	her, loading and preparing them map, calling the provided $check callback	2831	her, loading and preparing them map, calling the provided $check callback
2334	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
2335	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
2336	be called at the end of this process.	2834	be called at the end of this process.
2337		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
2338	=cut	2839	=cut
2339		2840
2340	our $GOTOGEN;	2841	our $GOTOGEN;
2341		2842
2342	sub cf::object::player::goto {	2843	sub cf::object::player::goto {
2343	my ($self, $path, $x, $y, $check, $done) = @_;	2844	my ($self, $path, $x, $y, $check, $done) = @_;
2344		2845
		2846	if ($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
2345	# 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
2346	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2853	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2347		2854
2348	$self->enter_link;	2855	$self->enter_link;
2349		2856
2350	(async {	2857	(async {
		2858	$Coro::current->{desc} = "player::goto $path $x $y";
		2859
		2860	# *tag paths override both path and x|y
		2861	if ($path =~ /^\*(.*)$/) {
		2862	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2863	my $ob = $obs[rand @obs];
		2864
		2865	# see if we actually can go there
		2866	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2867	$ob = $obs[rand @obs];
		2868	} else {
		2869	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2870	}
		2871	# else put us there anyways for now #d#
		2872
		2873	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2874	} else {
		2875	($path, $x, $y) = (undef, undef, undef);
		2876	}
		2877	}
		2878
2351	my $map = eval {	2879	my $map = eval {
2352	my $map = cf::map::find $path;	2880	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2353		2881
2354	if ($map) {	2882	if ($map) {
2355	$map = $map->customise_for ($self);	2883	$map = $map->customise_for ($self);
2356	$map = $check->($map) if $check && $map;	2884	$map = $check->($map, $x, $y, $self) if $check && $map;
2357	} else {	2885	} else {
2358	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2886	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2359	}	2887	}
2360		2888
2361	$map	2889	$map
2362	};	2890	};
2363		2891
…		…
2369	if ($gen == $self->{_goto_generation}) {	2897	if ($gen == $self->{_goto_generation}) {
2370	delete $self->{_goto_generation};	2898	delete $self->{_goto_generation};
2371	$self->leave_link ($map, $x, $y);	2899	$self->leave_link ($map, $x, $y);
2372	}	2900	}
2373		2901
2374	$done->() if $done;	2902	$done->($self) if $done;
2375	})->prio (1);	2903	})->prio (1);
2376	}	2904	}
2377		2905
2378	=item $player_object->enter_exit ($exit_object)	2906	=item $player_object->enter_exit ($exit_object)
2379		2907
…		…
2399	}	2927	}
2400		2928
2401	sub prepare_random_map {	2929	sub prepare_random_map {
2402	my ($exit) = @_;	2930	my ($exit) = @_;
2403		2931
2404	my $guard = cf::lock_acquire "exit_prepare:$exit";
2405
2406	# all this does is basically replace the /! path by	2932	# all this does is basically replace the /! path by
2407	# a new random map path (?random/...) with a seed	2933	# a new random map path (?random/...) with a seed
2408	# that depends on the exit object	2934	# that depends on the exit object
2409		2935
2410	my $rmp = parse_random_map_params $exit->msg;	2936	my $rmp = parse_random_map_params $exit->msg;
…		…
2412	if ($exit->map) {	2938	if ($exit->map) {
2413	$rmp->{region} = $exit->region->name;	2939	$rmp->{region} = $exit->region->name;
2414	$rmp->{origin_map} = $exit->map->path;	2940	$rmp->{origin_map} = $exit->map->path;
2415	$rmp->{origin_x} = $exit->x;	2941	$rmp->{origin_x} = $exit->x;
2416	$rmp->{origin_y} = $exit->y;	2942	$rmp->{origin_y} = $exit->y;
		2943
		2944	$exit->map->touch;
2417	}	2945	}
2418		2946
2419	$rmp->{random_seed} ||= $exit->random_seed;	2947	$rmp->{random_seed} ||= $exit->random_seed;
2420		2948
2421	my $data = cf::to_json $rmp;	2949	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2422	my $md5 = Digest::MD5::md5_hex $data;	2950	my $md5 = Digest::MD5::md5_hex $data;
2423	my $meta = "$RANDOMDIR/$md5.meta";	2951	my $meta = "$RANDOMDIR/$md5.meta";
2424		2952
2425	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2953	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2426	aio_write $fh, 0, (length $data), $data, 0;	2954	aio_write $fh, 0, (length $data), $data, 0;
2427	undef $fh;	2955	undef $fh;
2428	aio_rename "$meta~", $meta;	2956	aio_rename "$meta~", $meta;
2429		2957
		2958	my $slaying = "?random/$md5";
		2959
		2960	if ($exit->valid) {
2430	$exit->slaying ("?random/$md5");	2961	$exit->slaying ("?random/$md5");
2431	$exit->msg (undef);	2962	$exit->msg (undef);
		2963	}
2432	}	2964	}
2433	}	2965	}
2434		2966
2435	sub cf::object::player::enter_exit {	2967	sub cf::object::player::enter_exit {
2436	my ($self, $exit) = @_;	2968	my ($self, $exit) = @_;
2437		2969
2438	return unless $self->type == cf::PLAYER;	2970	return unless $self->type == cf::PLAYER;
2439		2971
2440	if ($exit->slaying eq "/!") {
2441	#TODO: this should de-fi-ni-te-ly not be a sync-job
2442	# the problem is that $exit might not survive long enough
2443	# so it needs to be done right now, right here
2444	cf::sync_job { prepare_random_map $exit };
2445	}
2446
2447	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2448	my $hp = $exit->stats->hp;
2449	my $sp = $exit->stats->sp;
2450
2451	$self->enter_link;	2972	$self->enter_link;
2452		2973
2453	# if exit is damned, update players death & WoR home-position
2454	$self->contr->savebed ($slaying, $hp, $sp)
2455	if $exit->flag (FLAG_DAMNED);
2456
2457	(async {	2974	(async {
2458	$self->deactivate_recursive; # just to be sure	2975	$Coro::current->{desc} = "enter_exit";
		2976
2459	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
2460	$self->goto ($slaying, $hp, $sp);	3007	$self->goto ($map, $x, $y);
2461		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
2462	1;	3013	1
2463	}) {	3014	}) {
2464	$self->message ("Something went wrong deep within the crossfire server. "	3015	$self->message ("Something went wrong deep within the deliantra server. "
2465	. "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. "
2466	. "Please report this to the dungeon master!",	3017	. "Please report this to the dungeon master!",
2467	cf::NDI_UNIQUE | cf::NDI_RED);	3018	cf::NDI_UNIQUE | cf::NDI_RED);
2468		3019
2469	warn "ERROR in enter_exit: $@";	3020	error "ERROR in enter_exit: $@";
2470	$self->leave_link;	3021	$self->leave_link;
2471	}	3022	}
2472	})->prio (1);	3023	})->prio (1);
2473	}	3024	}
2474		3025
…		…
2486	sub cf::client::send_drawinfo {	3037	sub cf::client::send_drawinfo {
2487	my ($self, $text, $flags) = @_;	3038	my ($self, $text, $flags) = @_;
2488		3039
2489	utf8::encode $text;	3040	utf8::encode $text;
2490	$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);
2491	}	3067	}
2492		3068
2493	=item $client->send_msg ($channel, $msg, $color, [extra...])	3069	=item $client->send_msg ($channel, $msg, $color, [extra...])
2494		3070
2495	Send a drawinfo or msg packet to the client, formatting the msg for the	3071	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2497	the message, with C<log> being the default. If C<$color> is negative, suppress	3073	the message, with C<log> being the default. If C<$color> is negative, suppress
2498	the message unless the client supports the msg packet.	3074	the message unless the client supports the msg packet.
2499		3075
2500	=cut	3076	=cut
2501		3077
		3078	# non-persistent channels (usually the info channel)
		3079	our %CHANNEL = (
		3080	"c/motd" => {
		3081	id => "infobox",
		3082	title => "MOTD",
		3083	reply => undef,
		3084	tooltip => "The message of the day",
		3085	},
		3086	"c/identify" => {
		3087	id => "infobox",
		3088	title => "Identify",
		3089	reply => undef,
		3090	tooltip => "Items recently identified",
		3091	},
		3092	"c/examine" => {
		3093	id => "infobox",
		3094	title => "Examine",
		3095	reply => undef,
		3096	tooltip => "Signs and other items you examined",
		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" => $CHAT_CHANNEL,
		3190	);
		3191
2502	sub cf::client::send_msg {	3192	sub cf::client::send_msg {
2503	my ($self, $channel, $msg, $color, @extra) = @_;	3193	my ($self, $channel, $msg, $color, @extra) = @_;
2504		3194
2505	$msg = $self->pl->expand_cfpod ($msg);	3195	$msg = $self->pl->expand_cfpod ($msg)
		3196	unless $color & cf::NDI_VERBATIM;
2506		3197
2507	$color &= cf::NDI_CLIENT_MASK; # just in case...	3198	$color &= cf::NDI_CLIENT_MASK; # just in case...
2508		3199
		3200	# check predefined channels, for the benefit of C
		3201	if ($CHANNEL{$channel}) {
		3202	$channel = $CHANNEL{$channel};
		3203
		3204	$self->ext_msg (channel_info => $channel);
		3205	$channel = $channel->{id};
		3206
2509	if (ref $channel) {	3207	} elsif (ref $channel) {
2510	# send meta info to client, if not yet sent	3208	# send meta info to client, if not yet sent
2511	unless (exists $self->{channel}{$channel->{id}}) {	3209	unless (exists $self->{channel}{$channel->{id}}) {
2512	$self->{channel}{$channel->{id}} = $channel;	3210	$self->{channel}{$channel->{id}} = $channel;
2513	$self->ext_msg (channel_info => $channel);	3211	$self->ext_msg (channel_info => $channel);
2514	}	3212	}
…		…
2516	$channel = $channel->{id};	3214	$channel = $channel->{id};
2517	}	3215	}
2518		3216
2519	return unless @extra || length $msg;	3217	return unless @extra || length $msg;
2520		3218
2521	if ($self->can_msg) {
2522	# default colour, mask it out	3219	# default colour, mask it out
2523	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3220	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2524	if $color & cf::NDI_DEF;	3221	if $color & cf::NDI_DEF;
2525		3222
2526	$self->send_packet ("msg " . $self->{json_coder}->encode (	3223	my $pkt = "msg "
		3224	. $self->{json_coder}->encode (
2527	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3225	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2528	} else {	3226	);
2529	if ($color >= 0) {
2530	# replace some tags by gcfclient-compatible ones
2531	for ($msg) {
2532	1 while
2533	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2534	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2535	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2536	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2537	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2538	}
2539		3227
2540	$color &= cf::NDI_COLOR_MASK;	3228	$self->send_big_packet ($pkt);
2541
2542	utf8::encode $msg;
2543
2544	if (0 && $msg =~ /\[/) {
2545	# COMMAND/INFO
2546	$self->send_packet ("drawextinfo $color 10 8 $msg")
2547	} else {
2548	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2549	$self->send_packet ("drawinfo $color $msg")
2550	}
2551	}
2552	}
2553	}	3229	}
2554		3230
2555	=item $client->ext_msg ($type, @msg)	3231	=item $client->ext_msg ($type, @msg)
2556		3232
2557	Sends an ext event to the client.	3233	Sends an ext event to the client.
…		…
2559	=cut	3235	=cut
2560		3236
2561	sub cf::client::ext_msg($$@) {	3237	sub cf::client::ext_msg($$@) {
2562	my ($self, $type, @msg) = @_;	3238	my ($self, $type, @msg) = @_;
2563		3239
2564	if ($self->extcmd == 2) {
2565	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3240	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2566	} elsif ($self->extcmd == 1) { # TODO: remove
2567	push @msg, msgtype => "event_$type";
2568	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2569	}
2570	}	3241	}
2571		3242
2572	=item $client->ext_reply ($msgid, @msg)	3243	=item $client->ext_reply ($msgid, @msg)
2573		3244
2574	Sends an ext reply to the client.	3245	Sends an ext reply to the client.
…		…
2576	=cut	3247	=cut
2577		3248
2578	sub cf::client::ext_reply($$@) {	3249	sub cf::client::ext_reply($$@) {
2579	my ($self, $id, @msg) = @_;	3250	my ($self, $id, @msg) = @_;
2580		3251
2581	if ($self->extcmd == 2) {
2582	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3252	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2583	} elsif ($self->extcmd == 1) {
2584	#TODO: version 1, remove
2585	unshift @msg, msgtype => "reply", msgid => $id;
2586	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2587	}
2588	}	3253	}
2589		3254
2590	=item $success = $client->query ($flags, "text", \&cb)	3255	=item $success = $client->query ($flags, "text", \&cb)
2591		3256
2592	Queues a query to the client, calling the given callback with	3257	Queues a query to the client, calling the given callback with
…		…
2647	my ($ns, $buf) = @_;	3312	my ($ns, $buf) = @_;
2648		3313
2649	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3314	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2650		3315
2651	if (ref $msg) {	3316	if (ref $msg) {
2652	my ($type, $reply, @payload) =	3317	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2653	"ARRAY" eq ref $msg
2654	? @$msg
2655	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2656		3318
2657	my @reply;	3319	my @reply;
2658		3320
2659	if (my $cb = $EXTICMD{$type}) {	3321	if (my $cb = $EXTICMD{$type}) {
2660	@reply = $cb->($ns, @payload);	3322	@reply = $cb->($ns, @payload);
…		…
2662		3324
2663	$ns->ext_reply ($reply, @reply)	3325	$ns->ext_reply ($reply, @reply)
2664	if $reply;	3326	if $reply;
2665		3327
2666	} else {	3328	} else {
2667	warn "client " . ($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";
2668	}	3330	}
2669		3331
2670	cf::override;	3332	cf::override;
2671	},	3333	},
2672	);	3334	);
…		…
2692		3354
2693	$coro	3355	$coro
2694	}	3356	}
2695		3357
2696	cf::client->attach (	3358	cf::client->attach (
2697	on_destroy => sub {	3359	on_client_destroy => sub {
2698	my ($ns) = @_;	3360	my ($ns) = @_;
2699		3361
2700	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3362	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2701	},	3363	},
2702	);	3364	);
…		…
2718	our $safe_hole = new Safe::Hole;	3380	our $safe_hole = new Safe::Hole;
2719		3381
2720	$SIG{FPE} = 'IGNORE';	3382	$SIG{FPE} = 'IGNORE';
2721		3383
2722	$safe->permit_only (Opcode::opset qw(	3384	$safe->permit_only (Opcode::opset qw(
2723	:base_core :base_mem :base_orig :base_math	3385	:base_core :base_mem :base_orig :base_math :base_loop
2724	grepstart grepwhile mapstart mapwhile	3386	grepstart grepwhile mapstart mapwhile
2725	sort time	3387	sort time
2726	));	3388	));
2727		3389
2728	# here we export the classes and methods available to script code	3390	# here we export the classes and methods available to script code
…		…
2730	=pod	3392	=pod
2731		3393
2732	The following functions and methods are available within a safe environment:	3394	The following functions and methods are available within a safe environment:
2733		3395
2734	cf::object	3396	cf::object
2735	contr pay_amount pay_player map x y force_find force_add	3397	contr pay_amount pay_player map x y force_find force_add destroy
2736	insert remove name archname title slaying race decrease_ob_nr	3398	insert remove name archname title slaying race decrease split
		3399	value
2737		3400
2738	cf::object::player	3401	cf::object::player
2739	player	3402	player
2740		3403
2741	cf::player	3404	cf::player
…		…
2746		3409
2747	=cut	3410	=cut
2748		3411
2749	for (	3412	for (
2750	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3413	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2751	insert remove inv name archname title slaying race	3414	insert remove inv nrof name archname title slaying race
2752	decrease_ob_nr)],	3415	decrease split destroy change_exp value msg lore send_msg)],
2753	["cf::object::player" => qw(player)],	3416	["cf::object::player" => qw(player)],
2754	["cf::player" => qw(peaceful)],	3417	["cf::player" => qw(peaceful send_msg)],
2755	["cf::map" => qw(trigger)],	3418	["cf::map" => qw(trigger)],
2756	) {	3419	) {
2757	no strict 'refs';
2758	my ($pkg, @funs) = @$_;	3420	my ($pkg, @funs) = @$_;
2759	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3421	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2760	for @funs;	3422	for @funs;
2761	}	3423	}
2762		3424
…		…
2777		3439
2778	my $qcode = $code;	3440	my $qcode = $code;
2779	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3441	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2780	$qcode =~ s/\n/\\n/g;	3442	$qcode =~ s/\n/\\n/g;
2781		3443
		3444	%vars = (_dummy => 0) unless %vars;
		3445
		3446	my @res;
2782	local $_;	3447	local $_;
2783	local @safe::cf::_safe_eval_args = values %vars;
2784		3448
2785	my $eval =	3449	my $eval =
2786	"do {\n"	3450	"do {\n"
2787	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3451	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2788	. "#line 0 \"{$qcode}\"\n"	3452	. "#line 0 \"{$qcode}\"\n"
2789	. $code	3453	. $code
2790	. "\n}"	3454	. "\n}"
2791	;	3455	;
2792		3456
		3457	if ($CFG{safe_eval}) {
2793	sub_generation_inc;	3458	sub_generation_inc;
		3459	local @safe::cf::_safe_eval_args = values %vars;
2794	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3460	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2795	sub_generation_inc;	3461	sub_generation_inc;
		3462	} else {
		3463	local @cf::_safe_eval_args = values %vars;
		3464	@res = wantarray ? eval eval : scalar eval $eval;
		3465	}
2796		3466
2797	if ($@) {	3467	if ($@) {
2798	warn "$@";	3468	warn "$@",
2799	warn "while executing safe code '$code'\n";	3469	"while executing safe code '$code'\n",
2800	warn "with arguments " . (join " ", %vars) . "\n";	3470	"with arguments " . (join " ", %vars) . "\n";
2801	}	3471	}
2802		3472
2803	wantarray ? @res : $res[0]	3473	wantarray ? @res : $res[0]
2804	}	3474	}
2805		3475
…		…
2819	=cut	3489	=cut
2820		3490
2821	sub register_script_function {	3491	sub register_script_function {
2822	my ($fun, $cb) = @_;	3492	my ($fun, $cb) = @_;
2823		3493
2824	no strict 'refs';	3494	$fun = "safe::$fun" if $CFG{safe_eval};
2825	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3495	*$fun = $safe_hole->wrap ($cb);
2826	}	3496	}
2827		3497
2828	=back	3498	=back
2829		3499
2830	=cut	3500	=cut
2831		3501
2832	#############################################################################	3502	#############################################################################
2833	# the server's init and main functions	3503	# the server's init and main functions
2834		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	$idx
		3527	}
		3528
2835	sub load_facedata($) {	3529	sub load_facedata($) {
2836	my ($path) = @_;	3530	my ($path) = @_;
2837		3531
		3532	# HACK to clear player env face cache, we need some signal framework
		3533	# for this (global event?)
		3534	%ext::player_env::MUSIC_FACE_CACHE = ();
		3535
2838	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3536	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2839		3537
2840	warn "loading facedata from $path\n";	3538	trace "loading facedata from $path\n";
2841		3539
2842	my $facedata;	3540	my $facedata = decode_storable load_file $path;
2843	0 < aio_load $path, $facedata
2844	or die "$path: $!";
2845
2846	$facedata = Coro::Storable::thaw $facedata;
2847		3541
2848	$facedata->{version} == 2	3542	$facedata->{version} == 2
2849	or cf::cleanup "$path: version mismatch, cannot proceed.";	3543	or cf::cleanup "$path: version mismatch, cannot proceed.";
2850		3544
2851	# patch in the exptable
2852	$facedata->{resource}{"res/exp_table"} = {
2853	type => FT_RSRC,
2854	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
2855	};
2856	cf::cede_to_tick;	3545	cf::cede_to_tick;
2857		3546
2858	{	3547	{
2859	my $faces = $facedata->{faceinfo};	3548	my $faces = $facedata->{faceinfo};
2860		3549
2861	while (my ($face, $info) = each %$faces) {	3550	for my $face (sort keys %$faces) {
		3551	my $info = $faces->{$face};
2862	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3552	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3553
2863	cf::face::set_visibility $idx, $info->{visibility};	3554	cf::face::set_visibility $idx, $info->{visibility};
2864	cf::face::set_magicmap $idx, $info->{magicmap};	3555	cf::face::set_magicmap $idx, $info->{magicmap};
2865	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3556	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2866	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}} = $idx;#d#
2867		3560
2868	cf::cede_to_tick;	3561	cf::cede_to_tick;
2869	}	3562	}
2870		3563
2871	while (my ($face, $info) = each %$faces) {	3564	while (my ($face, $info) = each %$faces) {
2872	next unless $info->{smooth};	3565	next unless $info->{smooth};
		3566
2873	my $idx = cf::face::find $face	3567	my $idx = cf::face::find $face
2874	or next;	3568	or next;
		3569
2875	if (my $smooth = cf::face::find $info->{smooth}) {	3570	if (my $smooth = cf::face::find $info->{smooth}) {
2876	cf::face::set_smooth $idx, $smooth;	3571	cf::face::set_smooth $idx, $smooth;
2877	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3572	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2878	} else {	3573	} else {
2879	warn "smooth face '$info->{smooth}' not found for face '$face'";	3574	error "smooth face '$info->{smooth}' not found for face '$face'";
2880	}	3575	}
2881		3576
2882	cf::cede_to_tick;	3577	cf::cede_to_tick;
2883	}	3578	}
2884	}	3579	}
…		…
2893		3588
2894	cf::anim::invalidate_all; # d'oh	3589	cf::anim::invalidate_all; # d'oh
2895	}	3590	}
2896		3591
2897	{	3592	{
2898	# TODO: for gcfclient pleasure, we should give resources
2899	# that gcfclient doesn't grok a >10000 face index.
2900	my $res = $facedata->{resource};	3593	my $res = $facedata->{resource};
2901		3594
2902	my $soundconf = delete $res->{"res/sound.conf"};
2903
2904	while (my ($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
2905	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3598	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2906	my $data;
2907		3599
2908	if ($info->{type} & 1) {	3600	cf::face::set_type $idx, $type;
2909	# prepend meta info	3601	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2910		3602	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
2911	my $meta = $enc->encode ({	3603	$FACEHASH{$info->{hash}} = $idx;#d#
2912	name => $name,
2913	%{ $info->{meta} || {} },
2914	});
2915
2916	$data = pack "(w/a*)*", $meta, $info->{data};
2917	} else {	3604	} else {
2918	$data = $info->{data};	3605	# $RESOURCE{$name} = $info; # unused
2919	}	3606	}
2920		3607
2921	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2922	cf::face::set_type $idx, $info->{type};
2923
2924	cf::cede_to_tick;	3608	cf::cede_to_tick;
2925	}	3609	}
2926
2927	if ($soundconf) {
2928	$soundconf = $enc->decode (delete $soundconf->{data});
2929
2930	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2931	my $sound = $soundconf->{compat}[$_]
2932	or next;
2933
2934	my $face = cf::face::find "sound/$sound->[1]";
2935	cf::sound::set $sound->[0] => $face;
2936	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2937	}
2938
2939	while (my ($k, $v) = each %{$soundconf->{event}}) {
2940	my $face = cf::face::find "sound/$v";
2941	cf::sound::set $k => $face;
2942	}
2943	}
2944	}	3610	}
		3611
		3612	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2945		3613
2946	1	3614	1
2947	}	3615	}
2948		3616
2949	register_exticmd fx_want => sub {	3617	register_exticmd fx_want => sub {
…		…
2952	while (my ($k, $v) = each %$want) {	3620	while (my ($k, $v) = each %$want) {
2953	$ns->fx_want ($k, $v);	3621	$ns->fx_want ($k, $v);
2954	}	3622	}
2955	};	3623	};
2956		3624
		3625	sub load_resource_file($) {
		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 $_, 1 .. cf::settings->max_level]
		3641	);
		3642	}
		3643
		3644	sub reload_materials {
		3645	_reload_materials;
		3646	}
		3647
2957	sub reload_regions {	3648	sub reload_regions {
		3649	# HACK to clear player env face cache, we need some signal framework
		3650	# for this (global event?)
		3651	%ext::player_env::MUSIC_FACE_CACHE = ();
		3652
2958	load_resource_file "$MAPDIR/regions"	3653	load_resource_file "$MAPDIR/regions"
2959	or die "unable to load regions file\n";	3654	or die "unable to load regions file\n";
2960		3655
2961	for (cf::region::list) {	3656	for (cf::region::list) {
2962	$_->{match} = qr/$_->{match}/	3657	$_->{match} = qr/$_->{match}/
…		…
2970	}	3665	}
2971		3666
2972	sub reload_archetypes {	3667	sub reload_archetypes {
2973	load_resource_file "$DATADIR/archetypes"	3668	load_resource_file "$DATADIR/archetypes"
2974	or die "unable to load archetypes\n";	3669	or die "unable to load archetypes\n";
2975	#d# NEED to laod twice to resolve forward references	3670
2976	# this really needs to be done in an extra post-pass	3671	add_face "res/skill_info" => FT_RSRC,
2977	# (which needs to be synchronous, so solve it differently)	3672	JSON::XS->new->utf8->canonical->encode (
2978	load_resource_file "$DATADIR/archetypes"	3673	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
2979	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 ($_)], 0 .. NRSPELLPATHS - 1]
		3678	);
2980	}	3679	}
2981		3680
2982	sub reload_treasures {	3681	sub reload_treasures {
2983	load_resource_file "$DATADIR/treasures"	3682	load_resource_file "$DATADIR/treasures"
2984	or die "unable to load treasurelists\n";	3683	or die "unable to load treasurelists\n";
2985	}	3684	}
2986		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
2987	sub reload_resources {	3768	sub reload_resources {
2988	warn "reloading resource files...\n";	3769	trace "reloading resource files...\n";
2989		3770
		3771	reload_materials;
		3772	reload_facedata;
		3773	reload_exp_table;
		3774	reload_sound;
		3775	reload_archetypes;
2990	reload_regions;	3776	reload_regions;
2991	reload_facedata;
2992	#reload_archetypes;#d#
2993	reload_archetypes;
2994	reload_treasures;	3777	reload_treasures;
		3778	reload_pod;
2995		3779
2996	warn "finished reloading resource files\n";	3780	trace "finished reloading resource files\n";
2997	}
2998
2999	sub init {
3000	reload_resources;
3001	}	3781	}
3002		3782
3003	sub reload_config {	3783	sub reload_config {
3004	open my $fh, "<:utf8", "$CONFDIR/config"	3784	trace "reloading config file...\n";
3005	or return;
3006		3785
3007	local $/;	3786	my $config = load_file "$CONFDIR/config";
3008	*CFG = YAML::Syck::Load <$fh>;	3787	utf8::decode $config;
		3788	*CFG = decode_yaml $config;
3009		3789
3010	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3790	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3011		3791
3012	$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};
3013	$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};
3014		3794
3015	if (exists $CFG{mlockall}) {	3795	if (exists $CFG{mlockall}) {
…		…
3019	};	3799	};
3020	warn $@ if $@;	3800	warn $@ if $@;
3021	}	3801	}
3022	}	3802	}
3023		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
3024	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
3025	# we must not ever block the main coroutine	3842	# we must not ever block the main coroutine
3026	local $Coro::idle = sub {	3843	$Coro::idle = sub {
3027	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#
3028	(async {	3845	(async {
3029	Event::one_event;	3846	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3847	EV::loop EV::LOOP_ONESHOT;
3030	})->prio (Coro::PRIO_MAX);	3848	})->prio (Coro::PRIO_MAX);
3031	};	3849	};
3032		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;
3033	reload_config;	3865	reload_config;
3034	db_init;	3866
		3867	cf::init_uuid;
		3868	cf::init_signals;
		3869	cf::init_skills;
		3870
		3871	cf::init_beforeplay;
		3872
		3873	atomic;
		3874
3035	load_extensions;	3875	load_extensions;
3036		3876
3037	$TICK_WATCHER->start;	3877	utime time, time, $RUNTIMEFILE;
3038	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;
3039	}	3894	}
3040		3895
3041	#############################################################################	3896	#############################################################################
3042	# initialisation and cleanup	3897	# initialisation and cleanup
3043		3898
3044	# install some emergency cleanup handlers	3899	# install some emergency cleanup handlers
3045	BEGIN {	3900	BEGIN {
		3901	our %SIGWATCHER = ();
3046	for my $signal (qw(INT HUP TERM)) {	3902	for my $signal (qw(INT HUP TERM)) {
3047	Event->signal (	3903	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3048	reentrant => 0,
3049	data => WF_AUTOCANCEL,
3050	signal => $signal,
3051	prio => 0,
3052	cb => sub {
3053	cf::cleanup "SIG$signal";	3904	cf::cleanup "SIG$signal";
3054	},
3055	);	3905	};
3056	}	3906	}
3057	}	3907	}
3058		3908
3059	sub write_runtime {	3909	sub write_runtime_sync {
3060	my $runtime = "$LOCALDIR/runtime";	3910	my $t0 = AE::time;
3061		3911
3062	# first touch the runtime file to show we are still running:	3912	# first touch the runtime file to show we are still running:
3063	# the fsync below can take a very very long time.	3913	# the fsync below can take a very very long time.
3064		3914
3065	IO::AIO::aio_utime $runtime, undef, undef;	3915	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3066		3916
3067	my $guard = cf::lock_acquire "write_runtime";	3917	my $guard = cf::lock_acquire "write_runtime";
3068		3918
3069	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3919	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3070	or return;	3920	or return;
3071		3921
3072	my $value = $cf::RUNTIME + 90 + 10;	3922	my $value = $cf::RUNTIME + 90 + 10;
3073	# 10 is the runtime save interval, for a monotonic clock	3923	# 10 is the runtime save interval, for a monotonic clock
3074	# 60 allows for the watchdog to kill the server.	3924	# 60 allows for the watchdog to kill the server.
…		…
3084	aio_utime $fh, undef, undef;	3934	aio_utime $fh, undef, undef;
3085		3935
3086	close $fh	3936	close $fh
3087	or return;	3937	or return;
3088		3938
3089	aio_rename "$runtime~", $runtime	3939	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3090	and return;	3940	and return;
3091		3941
3092	warn "runtime file written.\n";	3942	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3093		3943
3094	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 };
3095	}	3995	}
3096		3996
3097	sub emergency_save() {	3997	sub emergency_save() {
3098	my $freeze_guard = cf::freeze_mainloop;	3998	my $freeze_guard = cf::freeze_mainloop;
3099		3999
3100	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;
3101		4006
3102	cf::sync_job {	4007	cf::sync_job {
		4008	cf::write_runtime_sync; # external watchdog should not bark
		4009
3103	# use a peculiar iteration method to avoid tripping on perl	4010	# use a peculiar iteration method to avoid tripping on perl
3104	# refcount bugs in for. also avoids problems with players	4011	# refcount bugs in for. also avoids problems with players
3105	# and maps saved/destroyed asynchronously.	4012	# and maps saved/destroyed asynchronously.
3106	warn "begin emergency player save\n";	4013	info "emergency_perl_save: begin player save\n";
3107	for my $login (keys %cf::PLAYER) {	4014	for my $login (keys %cf::PLAYER) {
3108	my $pl = $cf::PLAYER{$login} or next;	4015	my $pl = $cf::PLAYER{$login} or next;
3109	$pl->valid or next;	4016	$pl->valid or next;
		4017	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3110	$pl->save;	4018	$pl->save;
3111	}	4019	}
3112	warn "end emergency player save\n";	4020	info "emergency_perl_save: end player save\n";
3113		4021
3114	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";
3115	for my $path (keys %cf::MAP) {	4025	for my $path (keys %cf::MAP) {
3116	my $map = $cf::MAP{$path} or next;	4026	my $map = $cf::MAP{$path} or next;
3117	$map->valid or next;	4027	$map->valid or next;
3118	$map->save;	4028	$map->save;
3119	}	4029	}
3120	warn "end emergency map save\n";	4030	info "emergency_perl_save: end map save\n";
3121		4031
3122	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";
3123	BDB::db_env_txn_checkpoint $DB_ENV;	4035	BDB::db_env_txn_checkpoint $DB_ENV;
3124	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
3125	};	4060	};
3126		4061
3127	warn "leave emergency perl save\n";	4062	info "emergency_perl_save: leave\n";
3128	}	4063	}
3129		4064
3130	sub post_cleanup {	4065	sub post_cleanup {
3131	my ($make_core) = @_;	4066	my ($make_core) = @_;
3132		4067
		4068	IO::AIO::flush;
		4069
3133	warn Carp::longmess "post_cleanup backtrace"	4070	error Carp::longmess "post_cleanup backtrace"
3134	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	}
3135	}	4100	}
3136		4101
3137	sub do_reload_perl() {	4102	sub do_reload_perl() {
3138	# can/must only be called in main	4103	# can/must only be called in main
3139	if ($Coro::current != $Coro::main) {	4104	unless (in_main) {
3140	warn "can only reload from main coroutine";	4105	error "can only reload from main coroutine";
3141	return;	4106	return;
3142	}	4107	}
3143		4108
3144	warn "reloading...";	4109	return if $RELOAD++;
3145		4110
3146	warn "entering sync_job";	4111	my $t1 = AE::time;
3147		4112
		4113	while ($RELOAD) {
		4114	cf::get_slot 0.1, -1, "reload_perl";
		4115	info "perl_reload: reloading...";
		4116
		4117	trace "perl_reload: entering sync_job";
		4118
3148	cf::sync_job {	4119	cf::sync_job {
3149	cf::write_runtime; # external watchdog should not bark
3150	cf::emergency_save;	4120	#cf::emergency_save;
3151	cf::write_runtime; # external watchdog should not bark
3152		4121
3153	warn "syncing database to disk";
3154	BDB::db_env_txn_checkpoint $DB_ENV;
3155
3156	# if anything goes wrong in here, we should simply crash as we already saved
3157
3158	warn "cancelling all WF_AUTOCANCEL watchers";
3159	for (Event::all_watchers) {
3160	$_->cancel if $_->data & WF_AUTOCANCEL;
3161	}
3162
3163	warn "flushing outstanding aio requests";
3164	for (;;) {
3165	BDB::flush;
3166	IO::AIO::flush;
3167	Coro::cede;
3168	last unless IO::AIO::nreqs || BDB::nreqs;
3169	warn "iterate...";
3170	}
3171
3172	++$RELOAD;
3173
3174	warn "cancelling all extension coros";	4122	trace "perl_reload: cancelling all extension coros";
3175	$_->cancel for values %EXT_CORO;	4123	$_->cancel for values %EXT_CORO;
3176	%EXT_CORO = ();	4124	%EXT_CORO = ();
3177		4125
3178	warn "removing commands";	4126	trace "perl_reload: removing commands";
3179	%COMMAND = ();	4127	%COMMAND = ();
3180		4128
3181	warn "removing ext/exti commands";	4129	trace "perl_reload: removing ext/exti commands";
3182	%EXTCMD = ();	4130	%EXTCMD = ();
3183	%EXTICMD = ();	4131	%EXTICMD = ();
3184		4132
3185	warn "unloading/nuking all extensions";	4133	trace "perl_reload: unloading/nuking all extensions";
3186	for my $pkg (@EXTS) {	4134	for my $pkg (@EXTS) {
3187	warn "... unloading $pkg";	4135	trace "... unloading $pkg";
3188		4136
3189	if (my $cb = $pkg->can ("unload")) {	4137	if (my $cb = $pkg->can ("unload")) {
3190	eval {	4138	eval {
3191	$cb->($pkg);	4139	$cb->($pkg);
3192	1	4140	1
3193	} 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;
3194	}	4146	}
3195		4147
3196	warn "... nuking $pkg";
3197	Symbol::delete_package $pkg;
3198	}
3199
3200	warn "unloading all perl modules loaded from $LIBDIR";	4148	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3201	while (my ($k, $v) = each %INC) {	4149	while (my ($k, $v) = each %INC) {
3202	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4150	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3203		4151
3204	warn "... unloading $k";	4152	trace "... unloading $k";
3205	delete $INC{$k};	4153	delete $INC{$k};
3206		4154
3207	$k =~ s/\.pm$//;	4155	$k =~ s/\.pm$//;
3208	$k =~ s/\//::/g;	4156	$k =~ s/\//::/g;
3209		4157
3210	if (my $cb = $k->can ("unload_module")) {	4158	if (my $cb = $k->can ("unload_module")) {
3211	$cb->();	4159	$cb->();
		4160	}
		4161
		4162	clear_package $k;
3212	}	4163	}
3213		4164
3214	Symbol::delete_package $k;
3215	}
3216
3217	warn "getting rid of safe::, as good as possible";	4165	trace "perl_reload: getting rid of safe::, as good as possible";
3218	Symbol::delete_package "safe::$_"	4166	clear_package "safe::$_"
3219	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);
3220		4168
3221	warn "unloading cf.pm \"a bit\"";	4169	trace "perl_reload: unloading cf.pm \"a bit\"";
3222	delete $INC{"cf.pm"};	4170	delete $INC{"cf.pm"};
3223	delete $INC{"cf/pod.pm"};	4171	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3224		4172
3225	# don't, removes xs symbols, too,	4173	# don't, removes xs symbols, too,
3226	# and global variables created in xs	4174	# and global variables created in xs
3227	#Symbol::delete_package __PACKAGE__;	4175	#clear_package __PACKAGE__;
3228		4176
3229	warn "unload completed, starting to reload now";	4177	info "perl_reload: unload completed, starting to reload now";
3230		4178
3231	warn "reloading cf.pm";	4179	trace "perl_reload: reloading cf.pm";
3232	require cf;	4180	require cf;
3233	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4181	cf::_connect_to_perl_1;
3234		4182
3235	warn "loading config and database again";	4183	trace "perl_reload: loading config and database again";
3236	cf::reload_config;	4184	cf::reload_config;
3237		4185
3238	warn "loading extensions";	4186	trace "perl_reload: loading extensions";
3239	cf::load_extensions;	4187	cf::load_extensions;
3240		4188
		4189	if ($REATTACH_ON_RELOAD) {
3241	warn "reattaching attachments to objects/players";	4190	trace "perl_reload: reattaching attachments to objects/players";
3242	_global_reattach; # objects, sockets	4191	_global_reattach; # objects, sockets
3243	warn "reattaching attachments to maps";	4192	trace "perl_reload: reattaching attachments to maps";
3244	reattach $_ for values %MAP;	4193	reattach $_ for values %MAP;
3245	warn "reattaching attachments to players";	4194	trace "perl_reload: reattaching attachments to players";
3246	reattach $_ for values %PLAYER;	4195	reattach $_ for values %PLAYER;
		4196	}
3247		4197
3248	warn "leaving sync_job";	4198	cf::_post_init 1;
3249		4199
		4200	trace "perl_reload: leaving sync_job";
		4201
3250	1	4202	1
3251	} or do {	4203	} or do {
3252	warn $@;	4204	error $@;
3253	warn "error while reloading, exiting.";	4205	cf::cleanup "perl_reload: error, exiting.";
3254	exit 1;	4206	};
		4207
		4208	--$RELOAD;
3255	};	4209	}
3256		4210
3257	warn "reloaded";	4211	$t1 = AE::time - $t1;
		4212	info "perl_reload: completed in ${t1}s\n";
3258	};	4213	};
3259		4214
3260	our $RELOAD_WATCHER; # used only during reload	4215	our $RELOAD_WATCHER; # used only during reload
3261		4216
3262	sub reload_perl() {	4217	sub reload_perl() {
3263	# doing reload synchronously and two reloads happen back-to-back,	4218	# doing reload synchronously and two reloads happen back-to-back,
3264	# coro crashes during coro_state_free->destroy here.	4219	# coro crashes during coro_state_free->destroy here.
3265		4220
3266	$RELOAD_WATCHER ||= Event->timer (	4221	$RELOAD_WATCHER ||= cf::async {
3267	reentrant => 0,	4222	Coro::AIO::aio_wait cache_extensions;
3268	after => 0,	4223
3269	data => WF_AUTOCANCEL,	4224	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3270	cb => sub {
3271	do_reload_perl;	4225	do_reload_perl;
3272	undef $RELOAD_WATCHER;	4226	undef $RELOAD_WATCHER;
3273	},	4227	};
3274	);	4228	};
3275	}	4229	}
3276		4230
3277	register_command "reload" => sub {	4231	register_command "reload" => sub {
3278	my ($who, $arg) = @_;	4232	my ($who, $arg) = @_;
3279		4233
3280	if ($who->flag (FLAG_WIZ)) {	4234	if ($who->flag (FLAG_WIZ)) {
3281	$who->message ("reloading server.");	4235	$who->message ("reloading server.");
		4236	async {
		4237	$Coro::current->{desc} = "perl_reload";
3282	async { reload_perl };	4238	reload_perl;
		4239	};
3283	}	4240	}
3284	};	4241	};
3285		4242
3286	unshift @INC, $LIBDIR;	4243	#############################################################################
3287		4244
3288	my $bug_warning = 0;	4245	my $bug_warning = 0;
3289		4246
3290	our @WAIT_FOR_TICK;
3291	our @WAIT_FOR_TICK_BEGIN;
3292
3293	sub wait_for_tick {	4247	sub wait_for_tick() {
3294	return unless $TICK_WATCHER->is_active;	4248	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3295	return if $Coro::current == $Coro::main;
3296		4249
3297	my $signal = new Coro::Signal;	4250	$WAIT_FOR_TICK->wait;
3298	push @WAIT_FOR_TICK, $signal;
3299	$signal->wait;
3300	}	4251	}
3301		4252
3302	sub wait_for_tick_begin {	4253	sub wait_for_tick_begin() {
3303	return unless $TICK_WATCHER->is_active;	4254	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3304	return if $Coro::current == $Coro::main;
3305		4255
3306	my $signal = new Coro::Signal;	4256	my $signal = new Coro::Signal;
3307	push @WAIT_FOR_TICK_BEGIN, $signal;	4257	push @WAIT_FOR_TICK_BEGIN, $signal;
3308	$signal->wait;	4258	$signal->wait;
3309	}	4259	}
3310		4260
3311	my $min = 1e6;#d#	4261	sub tick {
3312	my $avg = 10;
3313	$TICK_WATCHER = Event->timer (
3314	reentrant => 0,
3315	parked => 1,
3316	prio => 0,
3317	at => $NEXT_TICK || $TICK,
3318	data => WF_AUTOCANCEL,
3319	cb => sub {
3320	if ($Coro::current != $Coro::main) {	4262	if ($Coro::current != $Coro::main) {
3321	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4263	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3322	unless ++$bug_warning > 10;	4264	unless ++$bug_warning > 10;
3323	return;	4265	return;
3324	}	4266	}
3325		4267
3326	$NOW = $tick_start = Event::time;	4268	cf::one_tick; # one server iteration
3327		4269
3328	cf::server_tick; # one server iteration	4270	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3329		4271
3330	0 && sync_job {#d#	4272	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3331	for(1..10) {	4273	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3332	my $t = Event::time;	4274	Coro::async_pool {
3333	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4275	$Coro::current->{desc} = "runtime saver";
3334	or die;	4276	write_runtime_sync
3335		4277	or error "ERROR: unable to write runtime file: $!";
3336	$map->width (50);
3337	$map->height (50);
3338	$map->alloc;
3339	$map->_load_objects ("/tmp/x.map", 1);
3340	my $t = Event::time - $t;
3341
3342	#next unless $t < 0.0013;#d#
3343	if ($t < $min) {
3344	$min = $t;
3345	}
3346	$avg = $avg * 0.99 + $t * 0.01;
3347	}
3348	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3349	exit 0;
3350	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3351	};	4278	};
		4279	}
3352		4280
3353	$RUNTIME += $TICK;
3354	$NEXT_TICK += $TICK;
3355
3356	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3357	$NEXT_RUNTIME_WRITE = $NOW + 10;
3358	Coro::async_pool {
3359	write_runtime
3360	or warn "ERROR: unable to write runtime file: $!";
3361	};
3362	}
3363
3364	# my $AFTER = Event::time;
3365	# warn $AFTER - $NOW;#d#
3366
3367	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4281	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3368	$sig->send;	4282	$sig->send;
3369	}	4283	}
3370	while (my $sig = shift @WAIT_FOR_TICK) {	4284	$WAIT_FOR_TICK->broadcast;
3371	$sig->send;
3372	}
3373		4285
3374	$NOW = Event::time;	4286	$LOAD = ($NOW - $TICK_START) / $TICK;
3375
3376	# if we are delayed by four ticks or more, skip them all
3377	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3378
3379	$TICK_WATCHER->at ($NEXT_TICK);
3380	$TICK_WATCHER->start;
3381
3382	$LOAD = ($NOW - $tick_start) / $TICK;
3383	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4287	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3384		4288
3385	_post_tick;	4289	if (0) {
3386		4290	if ($NEXT_TICK) {
3387		4291	my $jitter = $TICK_START - $NEXT_TICK;
		4292	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4293	debug "jitter $JITTER\n";#d#
		4294	}
3388	},	4295	}
3389	);	4296	}
3390		4297
3391	{	4298	{
3392	BDB::max_poll_time $TICK * 0.1;	4299	# configure BDB
3393	$BDB_POLL_WATCHER = Event->io (	4300	info "initialising database";
3394	reentrant => 0,	4301
3395	fd => BDB::poll_fileno,
3396	poll => 'r',
3397	prio => 0,
3398	data => WF_AUTOCANCEL,
3399	cb => \&BDB::poll_cb,
3400	);
3401	BDB::min_parallel 8;	4302	BDB::min_parallel 16;
3402		4303	BDB::max_poll_reqs $TICK * 0.1;
3403	BDB::set_sync_prepare {	4304	#$AnyEvent::BDB::WATCHER->priority (1);
3404	my $status;
3405	my $current = $Coro::current;
3406	(
3407	sub {
3408	$status = $!;
3409	$current->ready; undef $current;
3410	},
3411	sub {
3412	Coro::schedule while defined $current;
3413	$! = $status;
3414	},
3415	)
3416	};
3417		4305
3418	unless ($DB_ENV) {	4306	unless ($DB_ENV) {
3419	$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);
3420		4313
3421	cf::sync_job {	4314	cf::sync_job {
3422	eval {	4315	eval {
3423	BDB::db_env_open	4316	BDB::db_env_open
3424	$DB_ENV,	4317	$DB_ENV,
…		…
3426	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4319	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3427	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4320	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3428	0666;	4321	0666;
3429		4322
3430	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4323	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3431
3432	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3433	$DB_ENV->set_lk_detect;
3434	};	4324	};
3435		4325
3436	cf::cleanup "db_env_open(db): $@" if $@;	4326	cf::cleanup "db_env_open(db): $@" if $@;
3437	};	4327	};
3438	}	4328	}
		4329
		4330	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4331	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4332	};
		4333	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4334	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4335	};
		4336	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4337	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4338	};
		4339
		4340	info "database initialised";
3439	}	4341	}
3440		4342
3441	{	4343	{
		4344	# configure IO::AIO
		4345
		4346	info "initialising aio";
3442	IO::AIO::min_parallel 8;	4347	IO::AIO::min_parallel 8;
3443
3444	undef $Coro::AIO::WATCHER;
3445	IO::AIO::max_poll_time $TICK * 0.1;	4348	IO::AIO::max_poll_time $TICK * 0.1;
3446	$AIO_POLL_WATCHER = Event->io (	4349	undef $AnyEvent::AIO::WATCHER;
3447	reentrant => 0,	4350	info "aio initialised";
3448	data => WF_AUTOCANCEL,
3449	fd => IO::AIO::poll_fileno,
3450	poll => 'r',
3451	prio => 6,
3452	cb => \&IO::AIO::poll_cb,
3453	);
3454	}	4351	}
3455		4352
3456	my $_log_backtrace;	4353	our $_log_backtrace;
		4354	our $_log_backtrace_last;
3457		4355
3458	sub _log_backtrace {	4356	sub _log_backtrace {
3459	my ($msg, @addr) = @_;	4357	my ($msg, @addr) = @_;
3460		4358
3461	$msg =~ s/\n//;	4359	$msg =~ s/\n$//;
3462		4360
		4361	if ($_log_backtrace_last eq $msg) {
		4362	LOG llevInfo, "[ABT] $msg\n";
		4363	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3463	# limit the # of concurrent backtraces	4364	# limit the # of concurrent backtraces
3464	if ($_log_backtrace < 2) {	4365	} elsif ($_log_backtrace < 2) {
		4366	$_log_backtrace_last = $msg;
3465	++$_log_backtrace;	4367	++$_log_backtrace;
		4368	my $perl_bt = Carp::longmess $msg;
3466	async {	4369	async {
		4370	$Coro::current->{desc} = "abt $msg";
		4371
3467	my @bt = fork_call {	4372	my @bt = fork_call {
3468	@addr = map { sprintf "%x", $_ } @addr;	4373	@addr = map { sprintf "%x", $_ } @addr;
3469	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4374	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3470	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 |"
3471	or die "addr2line: $!";	4376	or die "addr2line: $!";
…		…
3479	}	4384	}
3480		4385
3481	@funcs	4386	@funcs
3482	};	4387	};
3483		4388
3484	LOG llevInfo, "[ABT] $msg\n";	4389	LOG llevInfo, "[ABT] $perl_bt\n";
		4390	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3485	LOG llevInfo, "[ABT] $_\n" for @bt;	4391	LOG llevInfo, "[ABT] $_\n" for @bt;
3486	--$_log_backtrace;	4392	--$_log_backtrace;
3487	};	4393	};
3488	} else {	4394	} else {
3489	LOG llevInfo, "[ABT] $msg\n";	4395	LOG llevInfo, "[ABT] $msg\n";
3490	LOG llevInfo, "[ABT] [suppressed]\n";	4396	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3491	}	4397	}
3492	}	4398	}
3493		4399
3494	# load additional modules	4400	# load additional modules
3495	use cf::pod;	4401	require "cf/$_.pm" for @EXTRA_MODULES;
		4402	cf::_connect_to_perl_2;
3496		4403
3497	END { cf::emergency_save }	4404	END { cf::emergency_save }
3498		4405
3499	1	4406	1
3500		4407

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