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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.362 by root, Mon Sep 10 12:44:06 2007 UTC vs.
Revision 1.597 by root, Sun Nov 11 02:14:37 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 = ();
		92	our %EXTACMD = ();
57	our %EXTICMD = ();	93	our %EXTICMD = ();
		94	our %EXTIACMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	95	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	96	our %EXT_MAP = (); # pluggable maps
60		97
61	our $RELOAD; # number of reloads so far	98	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	99	our @EVENT;
		100	our @REFLECT; # set by XS
		101	our %REFLECT; # set by us
63		102
64	our $CONFDIR = confdir;	103	our $CONFDIR = confdir;
		104
65	our $DATADIR = datadir;	105	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	106	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	107	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	108	our $MAPDIR = "$DATADIR/" . mapdir;
		109
69	our $LOCALDIR = localdir;	110	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	111	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	112	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	113	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	114	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	115	our $BDBDIR = "$LOCALDIR/db";
		116	our $PIDFILE = "$LOCALDIR/pid";
		117	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		118
		119	#our %RESOURCE; # unused
		120
		121	our $OUTPUT_RATE_MIN = 3000;
		122	our $OUTPUT_RATE_MAX = 1000000;
		123
		124	our $MAX_LINKS = 32; # how many chained exits to follow
		125	our $VERBOSE_IO = 1;
75		126
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	127	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	128	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	129	our $NEXT_TICK;
		130	our $USE_FSYNC = 1; # use fsync to write maps - default on
		131
		132	our $BDB_DEADLOCK_WATCHER;
		133	our $BDB_CHECKPOINT_WATCHER;
		134	our $BDB_TRICKLE_WATCHER;
		135	our $DB_ENV;
		136
		137	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		138
		139	our %CFG;
		140	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
		141
		142	our $UPTIME; $UPTIME ||= time;
		143	our $RUNTIME = 0;
		144	our $SERVER_TICK = 0;
81	our $NOW;	145	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off
83
84	our $BDB_POLL_WATCHER;
85	our $DB_ENV;
86
87	our %CFG;
88
89	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;
91		146
92	our (%PLAYER, %PLAYER_LOADING); # all users	147	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	148	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	149	our $LINK_MAP; # the special {link} map, which is always available
95		150
96	# used to convert map paths into valid unix filenames by replacing / by ∕	151	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	152	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		153
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	154	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	155	our $LOADAVG; # same thing, but with alpha-smoothing
		156	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	157	our $TICK_START; # for load detecting purposes
		158
		159	our @POST_INIT;
		160
		161	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		162	our $REALLY_UNLOOP; # never set to true, please :)
		163
		164	our $WAIT_FOR_TICK = new Coro::Signal;
		165	our @WAIT_FOR_TICK_BEGIN;
102		166
103	binmode STDOUT;	167	binmode STDOUT;
104	binmode STDERR;	168	binmode STDERR;
105		169
106	# read virtual server time, if available	170	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	171	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	172	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	173	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	174	$RUNTIME = <$fh> + 0.;
111	}	175	}
		176
		177	eval "sub TICK() { $TICK } 1" or die;
112		178
113	mkdir $_	179	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	180	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		181
116	our $EMERGENCY_POSITION;	182	our $EMERGENCY_POSITION;
117		183
118	sub cf::map::normalise;	184	sub cf::map::normalise;
119		185
		186	sub in_main() {
		187	$Coro::current == $Coro::main
		188	}
		189
120	#############################################################################	190	#############################################################################
121		191
		192	%REFLECT = ();
		193	for (@REFLECT) {
		194	my $reflect = JSON::XS::decode_json $_;
		195	$REFLECT{$reflect->{class}} = $reflect;
		196	}
		197
		198	# this is decidedly evil
		199	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		200
		201	#############################################################################
		202
122	=head2 GLOBAL VARIABLES	203	=head2 GLOBAL VARIABLES
123		204
124	=over 4	205	=over 4
125		206
126	=item $cf::UPTIME	207	=item $cf::UPTIME
127		208
128	The timestamp of the server start (so not actually an uptime).	209	The timestamp of the server start (so not actually an "uptime").
		210
		211	=item $cf::SERVER_TICK
		212
		213	An unsigned integer that starts at zero when the server is started and is
		214	incremented on every tick.
		215
		216	=item $cf::NOW
		217
		218	The (real) time of the last (current) server tick - updated before and
		219	after tick processing, so this is useful only as a rough "what time is it
		220	now" estimate.
		221
		222	=item $cf::TICK
		223
		224	The interval between each server tick, in seconds.
129		225
130	=item $cf::RUNTIME	226	=item $cf::RUNTIME
131		227
132	The time this server has run, starts at 0 and is increased by $cf::TICK on	228	The time this server has run, starts at 0 and is increased by $cf::TICK on
133	every server tick.	229	every server tick.
134		230
135	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	231	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
136	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	232	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
137	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	233	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
138		234
139	Various directories - "/etc", read-only install directory, perl-library	235	Various directories - "/etc", read-only install directory, perl-library
140	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	236	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
141	unique-items directory, player file directory, random maps directory and	237	unique-items directory, player file directory, random maps directory and
142	database environment.	238	database environment.
143		239
144	=item $cf::NOW
145
146	The time of the last (current) server tick.
147
148	=item $cf::TICK
149
150	The interval between server ticks, in seconds.
151
152	=item $cf::LOADAVG	240	=item $cf::LOADAVG
153		241
154	The current CPU load on the server (alpha-smoothed), as a value between 0	242	The current CPU load on the server (alpha-smoothed), as a value between 0
155	(none) and 1 (overloaded), indicating how much time is spent on processing	243	(none) and 1 (overloaded), indicating how much time is spent on processing
156	objects per tick. Healthy values are < 0.5.	244	objects per tick. Healthy values are < 0.5.
…		…
159		247
160	The raw value load value from the last tick.	248	The raw value load value from the last tick.
161		249
162	=item %cf::CFG	250	=item %cf::CFG
163		251
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	252	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	253	from wherever your confdir points to.
166		254
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	255	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		256
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	257	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	258	returns directly I<after> the tick processing (and consequently, can only wake one thread
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		260
		261	Note that cf::Wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
		277
173	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
174		279
175	This array contains the results of the last C<invoke ()> call. When	280	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	281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	282	that call.
178		283
		284	=item %cf::REFLECT
		285
		286	Contains, for each (C++) class name, a hash reference with information
		287	about object members (methods, scalars, arrays and flags) and other
		288	metadata, which is useful for introspection.
		289
179	=back	290	=back
180		291
181	=cut	292	=cut
182		293
183	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
184	*CORE::GLOBAL::warn = sub {	295	sub warn (@) { LOG llevWarn , join "", @_ }
		296	sub info (@) { LOG llevInfo , join "", @_ }
		297	sub debug(@) { LOG llevDebug, join "", @_ }
		298	sub trace(@) { LOG llevTrace, join "", @_ }
		299
		300	$Coro::State::WARNHOOK = sub {
185	my $msg = join "", @_;	301	my $msg = join "", @_;
186		302
187	$msg .= "\n"	303	$msg .= "\n"
188	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
189		305
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	306	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		307
192	LOG llevError, $msg;	308	LOG llevWarn, $msg;
193	};	309	};
194	}	310
		311	$Coro::State::DIEHOOK = sub {
		312	return unless $^S eq 0; # "eq", not "=="
		313
		314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
		317	error "DIEHOOK called in main context, Coro bug?\n";#d#
		318	return;#d#
		319	}#d#
		320
		321	# kill coroutine otherwise
		322	Coro::terminate
		323	};
195		324
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	335	for my $pkg (qw(
207	cf::global cf::attachable	336	cf::global cf::attachable
208	cf::object cf::object::player	337	cf::object cf::object::player
209	cf::client cf::player	338	cf::client cf::player
210	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
211	cf::map cf::party cf::region	341	cf::party cf::region
212	)) {	342	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	344	}
216		345
217	$Event::DIED = sub {	346	$EV::DIED = sub {
218	warn "error in event callback: @_";	347	warn "error in event callback: $@";
219	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
220		354
221	#############################################################################	355	#############################################################################
222		356
223	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
224		358
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	380	$d
247	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
248	}	382	}
249		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($path, $data, $sync) = @_;
		407
		408	my $lock = cf::lock_acquire ("replace_file:$path");
		409
		410	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		411	or return;
		412
		413	$data = $data->() if ref $data;
		414
		415	length $data == aio_write $fh, 0, (length $data), $data, 0
		416	or return;
		417
		418	!$sync
		419	or !aio_fsync $fh
		420	or return;
		421
		422	aio_close $fh
		423	and return;
		424
		425	aio_rename "$path~", $path
		426	and return;
		427
		428	if ($sync) {
		429	$path =~ s%/[^/]*$%%;
		430	aio_pathsync $path;
		431	}
		432
		433	1
		434	}
		435
250	=item $ref = cf::from_json $json	436	=item $ref = cf::decode_json $json
251		437
252	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
253		439
254	=item $json = cf::to_json $ref	440	=item $json = cf::encode_json $ref
255		441
256	Converts a perl data structure into its JSON representation.	442	Converts a perl data structure into its JSON representation.
257		443
258	=cut	444	=cut
259		445
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		447
262	sub to_json ($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
		450
		451	=item $ref = cf::decode_storable $scalar
		452
		453	Same as Coro::Storable::thaw, so blocks.
		454
		455	=cut
		456
		457	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		458
		459	=item $ref = cf::decode_yaml $scalar
		460
		461	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		462
		463	=cut
		464
		465	sub decode_yaml($) {
		466	fork_call { YAML::XS::Load $_[0] } @_
		467	}
		468
		469	=item $scalar = cf::unlzf $scalar
		470
		471	Same as Compress::LZF::compress, but takes server ticks into account, so
		472	blocks.
		473
		474	=cut
		475
		476	sub unlzf($) {
		477	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		478	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		479	Compress::LZF::decompress $_[0]
		480	}
		481
		482	=item cf::post_init { BLOCK }
		483
		484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		485	but I<before> the server starts ticking again.
		486
		487	The codeblock will have a single boolean argument to indicate whether this
		488	is a reload or not.
		489
		490	=cut
		491
		492	sub post_init(&) {
		493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
		511	}
264		512
265	=item cf::lock_wait $string	513	=item cf::lock_wait $string
266		514
267	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
268		516
269	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
270		518
271	Wait until the given lock is available and then acquires it and returns	519	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	520	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
274	returned.	522	returned.
275		523
276	Locks are *not* recursive, locking from the same coro twice results in a	524	Locks are *not* recursive, locking from the same coro twice results in a
277	deadlocked coro.	525	deadlocked coro.
…		…
283		531
284	Return true if the lock is currently active, i.e. somebody has locked it.	532	Return true if the lock is currently active, i.e. somebody has locked it.
285		533
286	=cut	534	=cut
287		535
288	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
289	our %LOCKER;#d#
290		537
291	sub lock_wait($) {	538	sub lock_wait($) {
292	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
293
294	if ($LOCKER{$key} == $Coro::current) {#d#
295	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
296	return;#d#
297	}#d#
298
299	# wait for lock, if any
300	while ($LOCK{$key}) {
301	push @{ $LOCK{$key} }, $Coro::current;
302	Coro::schedule;
303	}
304	}	540	}
305		541
306	sub lock_acquire($) {	542	sub lock_acquire($) {
307	my ($key) = @_;	543	$LOCKS->guard ($_[0])
308
309	# wait, to be sure we are not locked
310	lock_wait $key;
311
312	$LOCK{$key} = [];
313	$LOCKER{$key} = $Coro::current;#d#
314
315	Coro::guard {
316	delete $LOCKER{$key};#d#
317	# wake up all waiters, to be on the safe side
318	$_->ready for @{ delete $LOCK{$key} };
319	}
320	}	544	}
321		545
322	sub lock_active($) {	546	sub lock_active($) {
323	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
324
325	! ! $LOCK{$key}
326	}	548	}
327		549
328	sub freeze_mainloop {	550	sub freeze_mainloop {
329	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
330		552
331	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
332	$TICK_WATCHER->start;	554	}
333	};	555
334	$TICK_WATCHER->stop;	556	=item cf::periodic $interval, $cb
335	$guard	557
		558	Like EV::periodic, but randomly selects a starting point so that the actions
		559	get spread over time.
		560
		561	=cut
		562
		563	sub periodic($$) {
		564	my ($interval, $cb) = @_;
		565
		566	my $start = rand List::Util::min 180, $interval;
		567
		568	EV::periodic $start, $interval, 0, $cb
336	}	569	}
337		570
338	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
339		572
340	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
341	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
342	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority les than zero, interactive jobs
		579	should use 100 or more.
343		580
344	The optional C<$name> can be used to identify the job to run. It might be	581	The optional C<$name> can be used to identify the job to run. It might be
345	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
346		583
347	Useful for short background jobs.	584	Useful for short background jobs.
348		585
349	=cut	586	=cut
350		587
351	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
352	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
353		591
354	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
355	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
		594	$Coro::current->desc ("timeslot manager");
		595
356	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
357		598
358	while () {	599	while () {
359	next_job:	600	next_job:
		601
360	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
361	if ($avail > 0.01) {	603
362	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
363	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
364	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
365	$job->[2]->send;	608	$job->[2]->send;
366	Coro::cede;	609	Coro::cede;
367	goto next_job;	610	goto next_job;
368	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
369	}	613	}
370	}	614	}
371		615
372	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
373	# we do not use wait_For_tick() as it returns immediately when tick is inactive	617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
374	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
375	$signal->wait;
376	} else {	619	} else {
		620	$busy = 0;
377	Coro::schedule;	621	Coro::schedule;
378	}	622	}
379	}	623	}
380	};	624	};
381		625
382	sub get_slot($;$$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
383	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
384		630
385	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
386	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
387		634
388	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
389	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
390	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
401		648
402	BEGIN { *async = \&Coro::async_pool }	649	BEGIN { *async = \&Coro::async_pool }
403		650
404	=item cf::sync_job { BLOCK }	651	=item cf::sync_job { BLOCK }
405		652
406	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	653	The design of Deliantra requires that the main coroutine ($Coro::main)
407	is always able to handle events or runnable, as Crossfire TRT is only	654	is always able to handle events or runnable, as Deliantra is only
408	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	655	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
409	acceptable.	656	acceptable.
410		657
411	If it must be done, put the blocking parts into C<sync_job>. This will run	658	If it must be done, put the blocking parts into C<sync_job>. This will run
412	the given BLOCK in another coroutine while waiting for the result. The	659	the given BLOCK in another coroutine while waiting for the result. The
…		…
416	=cut	663	=cut
417		664
418	sub sync_job(&) {	665	sub sync_job(&) {
419	my ($job) = @_;	666	my ($job) = @_;
420		667
421	if ($Coro::current == $Coro::main) {	668	if (in_main) {
422	my $time = Event::time;	669	my $time = AE::time;
423		670
424	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
425	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
426		673
427	# TODO: use suspend/resume instead	674	#LOG llevError, Carp::longmess "sync job";#d#
428	# (but this is cancel-safe)	675
429	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
430		677
431	my $busy = 1;	678	my $busy = 1;
432	my @res;	679	my @res;
433		680
434	(async {	681	(async {
		682	$Coro::current->desc ("sync job coro");
435	@res = eval { $job->() };	683	@res = eval { $job->() };
436	warn $@ if $@;	684	error $@ if $@;
437	undef $busy;	685	undef $busy;
438	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
439		687
440	while ($busy) {	688	while ($busy) {
441	Coro::cede or Event::one_event;	689	if (Coro::nready) {
		690	Coro::cede_notself;
		691	} else {
		692	EV::loop EV::LOOP_ONESHOT;
442	}	693	}
		694	}
443		695
444	$time = Event::time - $time;	696	my $time = AE::time - $time;
445		697
446	LOG llevError | logBacktrace, Carp::longmess "long sync job"
447	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
448
449	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
450		699
451	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
452	} else {	701	} else {
453	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
454		703
…		…
474	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
475		724
476	$coro	725	$coro
477	}	726	}
478		727
479	=item fork_call { }, $args	728	=item fork_call { }, @args
480		729
481	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
482	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
483	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
484	never block itself or use any form of Event handling.	733	never block itself or use any form of event handling.
485		734
486	=cut	735	=cut
		736
		737	sub post_fork {
		738	reset_signals;
		739	}
487		740
488	sub fork_call(&@) {	741	sub fork_call(&@) {
489	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
490		743
491	# we seemingly have to make a local copy of the whole thing,	744	# we seemingly have to make a local copy of the whole thing,
492	# otherwise perl prematurely frees the stuff :/	745	# otherwise perl prematurely frees the stuff :/
493	# TODO: investigate and fix (likely this will be rather laborious)	746	# TODO: investigate and fix (likely this will be rather laborious)
494		747
495	my @res = Coro::Util::fork_eval {	748	my @res = Coro::Util::fork_eval {
496	reset_signals;	749	cf::post_fork;
497	&$cb	750	&$cb
498	}, @args;	751	} @args;
499		752
500	wantarray ? @res : $res[-1]	753	wantarray ? @res : $res[-1]
		754	}
		755
		756	sub objinfo {
		757	(
		758	"counter value" => cf::object::object_count,
		759	"objects created" => cf::object::create_count,
		760	"objects destroyed" => cf::object::destroy_count,
		761	"freelist size" => cf::object::free_count,
		762	"allocated objects" => cf::object::objects_size,
		763	"active objects" => cf::object::actives_size,
		764	)
		765	}
		766
		767	=item $coin = coin_from_name $name
		768
		769	=cut
		770
		771	our %coin_alias = (
		772	"silver" => "silvercoin",
		773	"silvercoin" => "silvercoin",
		774	"silvercoins" => "silvercoin",
		775	"gold" => "goldcoin",
		776	"goldcoin" => "goldcoin",
		777	"goldcoins" => "goldcoin",
		778	"platinum" => "platinacoin",
		779	"platinumcoin" => "platinacoin",
		780	"platinumcoins" => "platinacoin",
		781	"platina" => "platinacoin",
		782	"platinacoin" => "platinacoin",
		783	"platinacoins" => "platinacoin",
		784	"royalty" => "royalty",
		785	"royalties" => "royalty",
		786	);
		787
		788	sub coin_from_name($) {
		789	$coin_alias{$_[0]}
		790	? cf::arch::find $coin_alias{$_[0]}
		791	: undef
501	}	792	}
502		793
503	=item $value = cf::db_get $family => $key	794	=item $value = cf::db_get $family => $key
504		795
505	Returns a single value from the environment database.	796	Returns a single value from the environment database.
…		…
507	=item cf::db_put $family => $key => $value	798	=item cf::db_put $family => $key => $value
508		799
509	Stores the given C<$value> in the family. It can currently store binary	800	Stores the given C<$value> in the family. It can currently store binary
510	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	801	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
511		802
		803	=item $db = cf::db_table "name"
		804
		805	Create and/or open a new database table. The string must not be "db" and must be unique
		806	within each server.
		807
512	=cut	808	=cut
		809
		810	sub db_table($) {
		811	cf::error "db_get called from main context"
		812	if $Coro::current == $Coro::main;
		813
		814	my ($name) = @_;
		815	my $db = BDB::db_create $DB_ENV;
		816
		817	eval {
		818	$db->set_flags (BDB::CHKSUM);
		819
		820	utf8::encode $name;
		821	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		822	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		823	cf::cleanup "db_open(db): $!" if $!;
		824	};
		825	cf::cleanup "db_open(db): $@" if $@;
		826
		827	$db
		828	}
513		829
514	our $DB;	830	our $DB;
515		831
516	sub db_init {	832	sub db_init {
517	unless ($DB) {	833	$DB ||= db_table "db";
518	$DB = BDB::db_create $DB_ENV;
519
520	cf::sync_job {
521	eval {
522	$DB->set_flags (BDB::CHKSUM);
523
524	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
525	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
526	cf::cleanup "db_open(db): $!" if $!;
527	};
528	cf::cleanup "db_open(db): $@" if $@;
529	};
530	}
531	}	834	}
532		835
533	sub db_get($$) {	836	sub db_get($$) {
534	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
535		838
536	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
537	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
538		843
539	$! ? ()	844	$! ? ()
540	: $data	845	: $data
541	}
542	}	846	}
543		847
544	sub db_put($$$) {	848	sub db_put($$$) {
545	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
546	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
574		878
575	my @data;	879	my @data;
576	my $md5;	880	my $md5;
577		881
578	for (0 .. $#$src) {	882	for (0 .. $#$src) {
579	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
580	or Carp::croak "$src->[$_]: $!";
581	}	884	}
582		885
583	# if processing is expensive, check	886	# if processing is expensive, check
584	# checksum first	887	# checksum first
585	if (1) {	888	if (1) {
…		…
602		905
603	my $t1 = Time::HiRes::time;	906	my $t1 = Time::HiRes::time;
604	my $data = $process->(\@data);	907	my $data = $process->(\@data);
605	my $t2 = Time::HiRes::time;	908	my $t2 = Time::HiRes::time;
606		909
607	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
608		911
609	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
610	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
611	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
612		915
…		…
622		925
623	=cut	926	=cut
624		927
625	sub datalog($@) {	928	sub datalog($@) {
626	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
627	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
628	}	931	}
629		932
630	=back	933	=back
631		934
632	=cut	935	=cut
633		936
634	#############################################################################	937	#############################################################################
635		938
636	=head2 ATTACHABLE OBJECTS	939	=head2 ATTACHABLE OBJECTS
637		940
638	Many objects in crossfire are so-called attachable objects. That means you can	941	Many objects in deliantra are so-called attachable objects. That means you can
639	attach callbacks/event handlers (a collection of which is called an "attachment")	942	attach callbacks/event handlers (a collection of which is called an "attachment")
640	to it. All such attachable objects support the following methods.	943	to it. All such attachable objects support the following methods.
641		944
642	In the following description, CLASS can be any of C<global>, C<object>	945	In the following description, CLASS can be any of C<global>, C<object>
643	C<player>, C<client> or C<map> (i.e. the attachable objects in	946	C<player>, C<client> or C<map> (i.e. the attachable objects in
644	Crossfire TRT).	947	Deliantra).
645		948
646	=over 4	949	=over 4
647		950
648	=item $attachable->attach ($attachment, key => $value...)	951	=item $attachable->attach ($attachment, key => $value...)
649		952
…		…
693	=item cf::CLASS::attachment $name, ...	996	=item cf::CLASS::attachment $name, ...
694		997
695	Register an attachment by C<$name> through which attachable objects of the	998	Register an attachment by C<$name> through which attachable objects of the
696	given CLASS can refer to this attachment.	999	given CLASS can refer to this attachment.
697		1000
698	Some classes such as crossfire maps and objects can specify attachments	1001	Some classes such as deliantra maps and objects can specify attachments
699	that are attached at load/instantiate time, thus the need for a name.	1002	that are attached at load/instantiate time, thus the need for a name.
700		1003
701	These calls expect any number of the following handler/hook descriptions:	1004	These calls expect any number of the following handler/hook descriptions:
702		1005
703	=over 4	1006	=over 4
…		…
827		1130
828	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
829	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
830		1133
831	} elsif (ref $type) {	1134	} elsif (ref $type) {
832	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
833		1136
834	} else {	1137	} else {
835	shift @arg;	1138	shift @arg;
836	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
837	}	1140	}
838	}	1141	}
839	}	1142	}
840		1143
841	sub _object_attach {	1144	sub _object_attach {
…		…
851	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
852	}	1155	}
853		1156
854	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
855	} else {	1158	} else {
856	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
857	}	1160	}
858		1161
859	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
860	}	1163	}
861		1164
…		…
920		1223
921	for (@$callbacks) {	1224	for (@$callbacks) {
922	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
923		1226
924	if ($@) {	1227	if ($@) {
925	warn "$@";
926	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
927	override;	1229	override;
928	}	1230	}
929		1231
930	return 1 if $override;	1232	return 1 if $override;
931	}	1233	}
932		1234
933	0	1235	0
934	}	1236	}
935		1237
936	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
937		1239
938	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1240	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
939		1241
940	Generate an object-specific event with the given arguments.	1242	Generate an object-specific event with the given arguments.
941		1243
…		…
947		1249
948	=cut	1250	=cut
949		1251
950	#############################################################################	1252	#############################################################################
951	# object support	1253	# object support
952	#
953		1254
		1255	sub _object_equal($$);
		1256	sub _object_equal($$) {
		1257	my ($a, $b) = @_;
		1258
		1259	return 0 unless (ref $a) eq (ref $b);
		1260
		1261	if ("HASH" eq ref $a) {
		1262	my @ka = keys %$a;
		1263	my @kb = keys %$b;
		1264
		1265	return 0 if @ka != @kb;
		1266
		1267	for (0 .. $#ka) {
		1268	return 0 unless $ka[$_] eq $kb[$_];
		1269	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1270	}
		1271
		1272	} elsif ("ARRAY" eq ref $a) {
		1273
		1274	return 0 if @$a != @$b;
		1275
		1276	for (0 .. $#$a) {
		1277	return 0 unless _object_equal $a->[$_], $b->[$_];
		1278	}
		1279
		1280	} elsif ($a ne $b) {
		1281	return 0;
		1282	}
		1283
		1284	1
		1285	}
		1286
		1287	our $SLOW_MERGES;#d#
954	sub _can_merge {	1288	sub _can_merge {
955	my ($ob1, $ob2) = @_;	1289	my ($ob1, $ob2) = @_;
956		1290
957	local $Storable::canonical = 1;	1291	++$SLOW_MERGES;#d#
958	my $fob1 = Storable::freeze $ob1;
959	my $fob2 = Storable::freeze $ob2;
960		1292
961	$fob1 eq $fob2	1293	# we do the slow way here
		1294	return _object_equal $ob1, $ob2
962	}	1295	}
963		1296
964	sub reattach {	1297	sub reattach {
965	# basically do the same as instantiate, without calling instantiate	1298	# basically do the same as instantiate, without calling instantiate
966	my ($obj) = @_;	1299	my ($obj) = @_;
967		1300
		1301	# no longer needed after getting rid of delete_package?
968	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1302	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
969		1303
970	my $registry = $obj->registry;	1304	my $registry = $obj->registry;
971		1305
972	@$registry = ();	1306	@$registry = ();
973		1307
…		…
978	for (@$attach) {	1312	for (@$attach) {
979	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
980	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
981	}	1315	}
982	} else {	1316	} else {
983	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
984	}	1318	}
985	}	1319	}
986	}	1320	}
987		1321
988	cf::attachable->attach (	1322	cf::attachable->attach (
989	prio => -1000000,	1323	prio => -1000000,
990	on_instantiate => sub {	1324	on_instantiate => sub {
991	my ($obj, $data) = @_;	1325	my ($obj, $data) = @_;
992		1326
993	$data = from_json $data;	1327	$data = decode_json $data;
994		1328
995	for (@$data) {	1329	for (@$data) {
996	my ($name, $args) = @$_;	1330	my ($name, $args) = @$_;
997		1331
998	$obj->attach ($name, %{$args || {} });	1332	$obj->attach ($name, %{$args || {} });
…		…
1012	);	1346	);
1013		1347
1014	sub object_freezer_save {	1348	sub object_freezer_save {
1015	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
1016		1350
1017	my $guard = cf::lock_acquire "io";
1018
1019	sync_job {	1351	sync_job {
1020	if (length $$rdata) {	1352	if (length $$rdata) {
1021	utf8::decode (my $decname = $filename);	1353	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
1023	$decname, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
1024		1357
1025	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026	chmod SAVE_MODE, $fh;	1359	aio_chmod $fh, SAVE_MODE;
1027	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028	aio_fsync $fh if $cf::USE_FSYNC;	1361	if ($cf::USE_FSYNC) {
		1362	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;
		1363	aio_fsync $fh;
		1364	}
1029	close $fh;	1365	aio_close $fh;
1030		1366
1031	if (@$objs) {	1367	if (@$objs) {
1032	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1368	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1033	chmod SAVE_MODE, $fh;	1369	aio_chmod $fh, SAVE_MODE;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1370	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1371	aio_write $fh, 0, (length $data), $data, 0;
1036	aio_fsync $fh if $cf::USE_FSYNC;	1372	if ($cf::USE_FSYNC) {
		1373	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1374	aio_fsync $fh;
		1375	}
1037	close $fh;	1376	aio_close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1377	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1378	}
1040	} else {	1379	} else {
1041	aio_unlink "$filename.pst";	1380	aio_unlink "$filename.pst";
1042	}	1381	}
1043		1382
1044	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
		1384
		1385	$filename =~ s%/[^/]+$%%;
		1386	aio_pathsync $filename if $cf::USE_FSYNC;
1045	} else {	1387	} else {
1046	warn "FATAL: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
1047	}	1389	}
1048	} else {	1390	} else {
1049	aio_unlink $filename;	1391	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1051	}	1393	}
1052	};	1394	};
1053
1054	undef $guard;
1055	}	1395	}
1056		1396
1057	sub object_freezer_as_string {	1397	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1398	my ($rdata, $objs) = @_;
1059		1399
…		…
1064		1404
1065	sub object_thawer_load {	1405	sub object_thawer_load {
1066	my ($filename) = @_;	1406	my ($filename) = @_;
1067		1407
1068	my ($data, $av);	1408	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1409
1072	(aio_load $filename, $data) >= 0	1410	(aio_load $filename, $data) >= 0
1073	or return;	1411	or return;
1074		1412
1075	unless (aio_stat "$filename.pst") {	1413	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1414	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1415	or return;
1078		1416
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1417	my $st = eval { Coro::Storable::thaw $av };
		1418	$av = $st->{objs};
1081	}	1419	}
1082		1420
1083	utf8::decode (my $decname = $filename);	1421	utf8::decode (my $decname = $filename);
1084	warn sprintf "loading %s (%d,%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1085	$decname, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
1086		1425
1087	($data, $av)	1426	($data, $av)
1088	}	1427	}
1089		1428
1090	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
…		…
1094	=cut	1433	=cut
1095		1434
1096	#############################################################################	1435	#############################################################################
1097	# command handling &c	1436	# command handling &c
1098		1437
1099	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1100		1439
1101	Register a callback for execution when the client sends the user command	1440	Register a callback for execution when the client sends the user command
1102	$name.	1441	$name.
1103		1442
1104	=cut	1443	=cut
…		…
1110	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1111		1450
1112	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1113	}	1452	}
1114		1453
1115	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1116		1455
1117	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1118	extcmd packet. Ext commands will be processed in the order they are	1457	extcmd packet. Ext commands will be processed in the order they are
1119	received by the server, like other user commands. The first argument is	1458	received by the server, like other user commands. The first argument is
1120	the logged-in player. Ext commands can only be processed after a player	1459	the logged-in player. Ext commands can only be processed after a player
1121	has logged in successfully.	1460	has logged in successfully.
1122		1461
1123	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1124	called.
1125		1463
		1464	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1465
		1466	Same as C<cf::register_extcmd>, but instead of returning values, the
		1467	callback needs to clal the C<$reply> function.
		1468
1126	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1127		1470
1128	Register a callback for execution when the client sends an (asynchronous)	1471	Register a callback for execution when the client sends an (asynchronous)
1129	exticmd packet. Exti commands are processed by the server as soon as they	1472	exticmd packet. Exti commands are processed by the server as soon as they
1130	are received, i.e. out of order w.r.t. other commands. The first argument	1473	are received, i.e. out of order w.r.t. other commands. The first argument
1131	is a client socket. Exti commands can be received anytime, even before	1474	is a client socket. Exti commands can be received anytime, even before
1132	log-in.	1475	log-in.
1133		1476
1134	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1135	called.
1136		1478
1137	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1138		1480
		1481	Same as C<cf::register_extcmd>, but instead of returning values, the
		1482	callback needs to clal the C<$reply> function.
		1483
		1484	=cut
		1485
1139	sub register_extcmd {	1486	sub register_extcmd($$) {
1140	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1141		1488
1142	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1143	}	1490	}
1144		1491
1145	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1146	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1147		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1148	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1149	}	1502	}
1150		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
		1510	use File::Glob ();
		1511
1151	cf::player->attach (	1512	cf::player->attach (
1152	on_command => sub {	1513	on_unknown_command => sub {
1153	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1154		1515
1155	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1156	or return;	1517	or return;
1157		1518
…		…
1165	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1166		1527
1167	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1168		1529
1169	if (ref $msg) {	1530	if (ref $msg) {
1170	my ($type, $reply, @payload) =	1531	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1171	"ARRAY" eq ref $msg
1172	? @$msg
1173	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1174		1532
1175	my @reply;
1176
1177	if (my $cb = $EXTCMD{$type}) {	1533	if (my $cb = $EXTACMD{$type}) {
		1534	$cb->(
		1535	$pl,
		1536	sub {
		1537	$pl->ext_msg ("reply-$reply", @_)
		1538	if $reply;
		1539	},
		1540	@payload
		1541	);
		1542	} else {
		1543	my @reply;
		1544
		1545	if (my $cb = $EXTCMD{$type}) {
1178	@reply = $cb->($pl, @payload);	1546	@reply = $cb->($pl, @payload);
		1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1179	}	1551	}
1180		1552
1181	$pl->ext_reply ($reply, @reply)
1182	if $reply;
1183
1184	} else {	1553	} else {
1185	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1186	}	1555	}
1187		1556
1188	cf::override;	1557	cf::override;
1189	},	1558	},
1190	);	1559	);
1191		1560
		1561	# "readahead" all extensions
		1562	sub cache_extensions {
		1563	my $grp = IO::AIO::aio_group;
		1564
		1565	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1566	for (grep /\.ext$/, @{$_[0]}) {
		1567	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1568	}
		1569	};
		1570
		1571	$grp
		1572	}
		1573
		1574	sub _ext_cfg_reg($$$$) {
		1575	my ($rvar, $varname, $cfgname, $default) = @_;
		1576
		1577	$cfgname = lc $varname
		1578	unless length $cfgname;
		1579
		1580	$EXT_CFG{$cfgname} = [$rvar, $default];
		1581
		1582	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1583	}
		1584
1192	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1193	cf::sync_job {	1590	cf::sync_job {
1194	my %todo;	1591	my %todo;
1195		1592
1196	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1197	next unless -r $path;	1594	next unless -r $path;
…		…
1215		1612
1216	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1217	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1218		1615
1219	$ext{source} =	1616	$ext{source} =
1220	"package $pkg; use strict; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1221	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1222	. $source	1619	. $source
1223	. "\n};\n1";	1620	. "\n};\n1";
1224		1621
1225	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1226	}	1623	}
1227		1624
		1625	my $pass = 0;
1228	my %done;	1626	my %done;
1229	while (%todo) {	1627	while (%todo) {
1230	my $progress;	1628	my $progress;
1231		1629
		1630	++$pass;
		1631
		1632	ext:
1232	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1233	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1234	goto skip	1635	next ext
1235	unless exists $done{$_};	1636	unless exists $done{$_};
1236	}	1637	}
1237		1638
1238	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1239		1640
1240	unless (eval $v->{source}) {	1641	my $source = $v->{source};
		1642
		1643	# support "CONF varname :confname = default" pseudo-statements
		1644	$source =~ s{
		1645	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1646	}{
		1647	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1648	}gmxe;
		1649
		1650	my $active = eval $source;
		1651
		1652	if (length $@) {
1241	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1242	: "$v->{base}: extension inactive.\n";
1243		1654
		1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1244	if (exists $v->{meta}{mandatory}) {	1656	if exists $v->{meta}{mandatory};
1245	warn $msg;	1657
1246	warn "mandatory extension failed to load, exiting.\n";	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1247	exit 1;	1659	delete $todo{$k};
1248	}	1660	} else {
1249		1661	$done{$k} = delete $todo{$k};
1250	warn $msg;	1662	push @EXTS, $v->{pkg};
		1663	$progress = 1;
		1664
		1665	info "$v->{base}: extension inactive.\n"
		1666	unless $active;
1251	}	1667	}
1252
1253	$done{$k} = delete $todo{$k};
1254	push @EXTS, $v->{pkg};
1255	$progress = 1;
1256	}	1668	}
1257		1669
1258	skip:	1670	unless ($progress) {
1259	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1260	unless $progress;	1672
		1673	while (my ($k, $v) = each %todo) {
		1674	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1675	if exists $v->{meta}{mandatory};
		1676	}
		1677
		1678	last;
		1679	}
1261	}	1680	}
1262	};	1681	};
1263	}	1682	}
1264		1683
1265	#############################################################################	1684	#############################################################################
1266		1685
1267	=back	1686	=back
1268		1687
1269	=head2 CORE EXTENSIONS	1688	=head2 CORE EXTENSIONS
1270		1689
1271	Functions and methods that extend core crossfire objects.	1690	Functions and methods that extend core deliantra objects.
1272		1691
1273	=cut	1692	=cut
1274		1693
1275	package cf::player;	1694	package cf::player;
1276		1695
…		…
1319		1738
1320	sub exists($) {	1739	sub exists($) {
1321	my ($login) = @_;	1740	my ($login) = @_;
1322		1741
1323	$cf::PLAYER{$login}	1742	$cf::PLAYER{$login}
1324	or cf::sync_job { !aio_stat path $login }	1743	or !aio_stat path $login
1325	}	1744	}
1326		1745
1327	sub find($) {	1746	sub find($) {
1328	return $cf::PLAYER{$_[0]} || do {	1747	return $cf::PLAYER{$_[0]} || do {
1329	my $login = $_[0];	1748	my $login = $_[0];
…		…
1339	aio_unlink +(playerdir $login) . "/$login.pl";	1758	aio_unlink +(playerdir $login) . "/$login.pl";
1340		1759
1341	my $f = new_from_file cf::object::thawer path $login	1760	my $f = new_from_file cf::object::thawer path $login
1342	or return;	1761	or return;
1343		1762
1344	$f->next;
1345	my $pl = cf::player::load_pl $f	1763	my $pl = cf::player::load_pl $f
1346	or return;	1764	or return;
		1765
1347	local $cf::PLAYER_LOADING{$login} = $pl;	1766	local $cf::PLAYER_LOADING{$login} = $pl;
1348	$f->resolve_delayed_derefs;	1767	$f->resolve_delayed_derefs;
1349	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1350	}	1769	}
1351	}	1770	}
1352	}	1771	}
1353		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($pl, $path) = @_;
		1776
		1777	# restore slots saved in save, below
		1778	my $slots = delete $pl->{_slots};
		1779
		1780	$pl->ob->current_weapon ($slots->[0]);
		1781	$pl->combat_ob ($slots->[1]);
		1782	$pl->ranged_ob ($slots->[2]);
		1783	},
		1784	);
		1785
1354	sub save($) {	1786	sub save($) {
1355	my ($pl) = @_;	1787	my ($pl) = @_;
1356		1788
1357	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
1358		1790
…		…
1361		1793
1362	return if $pl->{deny_save};	1794	return if $pl->{deny_save};
1363		1795
1364	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1365	$pl->{last_save} = $cf::RUNTIME;	1797	$pl->{last_save} = $cf::RUNTIME;
		1798
		1799	cf::get_slot 0.01;
		1800
		1801	# save slots, to be restored later
		1802	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1366		1803
1367	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1368	cf::cede_to_tick;	1805	cf::cede_to_tick;
1369	}	1806	}
1370		1807
…		…
1402	my ($pl) = @_;	1839	my ($pl) = @_;
1403		1840
1404	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1405		1842
1406	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1407	$pl->password ("*"); # this should lock out the player until we nuked the dir	1844	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1408		1845
1409	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1410	$pl->deactivate;	1847	$pl->deactivate;
		1848
		1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1411	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1412	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1413		1854
1414	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1415	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1416	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1454		1895
1455	for my $login (@$dirs) {	1896	for my $login (@$dirs) {
1456	my $path = path $login;	1897	my $path = path $login;
1457		1898
1458	# a .pst is a dead give-away for a valid player	1899	# a .pst is a dead give-away for a valid player
1459	unless (-e "$path.pst") {	1900	# if no pst file found, open and chekc for blocked users
		1901	if (aio_stat "$path.pst") {
1460	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1902	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1461	aio_read $fh, 0, 512, my $buf, 0 or next;	1903	aio_read $fh, 0, 512, my $buf, 0 or next;
1462	$buf !~ /^password -------------$/m or next; # official not-valid tag	1904	$buf !~ /^password -------------$/m or next; # official not-valid tag
1463	}	1905	}
1464		1906
…		…
1468		1910
1469	\@logins	1911	\@logins
1470	}	1912	}
1471		1913
1472	=item $player->maps	1914	=item $player->maps
		1915
		1916	=item cf::player::maps $login
1473		1917
1474	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1475	player. May block.	1919	player. May block.
1476		1920
1477	=cut	1921	=cut
…		…
1495	}	1939	}
1496		1940
1497	\@paths	1941	\@paths
1498	}	1942	}
1499		1943
1500	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1501		1945
1502	Expand crossfire pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1503
1504	=cut
1505
1506	sub expand_cfpod {
1507	((my $self), (local $_)) = @_;
1508
1509	# escape & and <
1510	s/&/&amp;/g;
1511	s/(?<![BIUGHT])</&lt;/g;
1512
1513	# this is buggy, it needs to properly take care of nested <'s
1514
1515	1 while
1516	# replace B<>, I<>, U<> etc.
1517	s/B<([^\>]*)>/<b>$1<\/b>/
1518	|| s/I<([^\>]*)>/<i>$1<\/i>/
1519	|| s/U<([^\>]*)>/<u>$1<\/u>/
1520	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1521	# replace G<male|female> tags
1522	|| s{G<([^>|]*)\|([^>]*)>}{
1523	$self->gender ? $2 : $1
1524	}ge
1525	# replace H<hint text>
1526	|| s{H<([^\>]*)>}
1527	{
1528	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1529	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1530	"")
1531	[$self->{hintmode}]
1532	}ge;
1533
1534	# create single paragraphs (very hackish)
1535	s/(?<=\S)\n(?=\w)/ /g;
1536
1537	# compress some whitespace
1538	s/\s+\n/\n/g; # ws line-ends
1539	s/\n\n+/\n/g; # double lines
1540	s/^\n+//; # beginning lines
1541	s/\n+$//; # ending lines
1542
1543	$_
1544	}
1545
1546	sub hintmode {
1547	$_[0]{hintmode} = $_[1] if @_ > 1;
1548	$_[0]{hintmode}
1549	}
1550
1551	=item $player->ext_reply ($msgid, @msg)
1552
1553	Sends an ext reply to the player.
1554
1555	=cut
1556
1557	sub ext_reply($$@) {
1558	my ($self, $id, @msg) = @_;
1559
1560	$self->ns->ext_reply ($id, @msg)
1561	}
1562		1947
1563	=item $player->ext_msg ($type, @msg)	1948	=item $player->ext_msg ($type, @msg)
1564		1949
1565	Sends an ext event to the client.	1950	Sends an ext event to the client.
1566		1951
…		…
1586		1971
1587	=cut	1972	=cut
1588		1973
1589	sub find_by_path($) {	1974	sub find_by_path($) {
1590	my ($path) = @_;	1975	my ($path) = @_;
		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
1591		1978
1592	my ($match, $specificity);	1979	my ($match, $specificity);
1593		1980
1594	for my $region (list) {	1981	for my $region (list) {
1595	if ($region->{match} && $path =~ $region->{match}) {	1982	if ($region->{match} && $path =~ $region->{match}) {
…		…
1621	our $MAX_RESET = 3600;	2008	our $MAX_RESET = 3600;
1622	our $DEFAULT_RESET = 3000;	2009	our $DEFAULT_RESET = 3000;
1623		2010
1624	sub generate_random_map {	2011	sub generate_random_map {
1625	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1626	# mit "rum" bekleckern, nicht	2013
		2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2015
1627	$self->_create_random_map (	2016	$self->_create_random_map ($rmp);
1628	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1629	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1630	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1631	$rmp->{exit_on_final_map},
1632	$rmp->{xsize}, $rmp->{ysize},
1633	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1634	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1635	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1636	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1637	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1638	(cf::region::find $rmp->{region}), $rmp->{custom}
1639	)
1640	}	2017	}
1641		2018
1642	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1643		2020
1644	Register a handler for the map path matching the given regex at the	2021	Register a handler for the map path matching the given regex at the
…		…
1649		2026
1650	sub register {	2027	sub register {
1651	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1652	my $pkg = caller;	2029	my $pkg = caller;
1653		2030
1654	no strict;
1655	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1656		2032
1657	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1658	}	2034	}
1659		2035
1660	# also paths starting with '/'	2036	# also paths starting with '/'
1661	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1662		2038
1663	sub thawer_merge {	2039	sub thawer_merge {
1664	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1665		2041
1666	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1671	}	2047	}
1672		2048
1673	sub normalise {	2049	sub normalise {
1674	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1675		2051
1676	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1677		2053
1678	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1679		2055
1680	# map plan:	2056	# map plan:
1681	#	2057	#
…		…
1696	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1697	$path = "$base/$path";	2073	$path = "$base/$path";
1698	}	2074	}
1699		2075
1700	for ($path) {	2076	for ($path) {
1701	redo if s{//}{/};
1702	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1703	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1704	}	2079	}
1705		2080
1706	$path	2081	$path
…		…
1720	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1721	return $self;	2096	return $self;
1722	}	2097	}
1723	}	2098	}
1724		2099
1725	Carp::cluck "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1726	()	2101	()
1727	}	2102	}
1728		2103
		2104	# may re-bless or do other evil things
1729	sub init {	2105	sub init {
1730	my ($self) = @_;	2106	my ($self) = @_;
1731		2107
1732	$self	2108	$self
1733	}	2109	}
…		…
1752		2128
1753	# the temporary/swap location	2129	# the temporary/swap location
1754	sub save_path {	2130	sub save_path {
1755	my ($self) = @_;	2131	my ($self) = @_;
1756		2132
1757	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2133	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1758	"$TMPDIR/$path.map"	2134	"$TMPDIR/$path.map"
1759	}	2135	}
1760		2136
1761	# the unique path, undef == no special unique path	2137	# the unique path, undef == no special unique path
1762	sub uniq_path {	2138	sub uniq_path {
1763	my ($self) = @_;	2139	my ($self) = @_;
1764		2140
1765	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2141	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1766	"$UNIQUEDIR/$path"	2142	"$UNIQUEDIR/$path"
1767	}
1768
1769	# and all this just because we cannot iterate over
1770	# all maps in C++...
1771	sub change_all_map_light {
1772	my ($change) = @_;
1773
1774	$_->change_map_light ($change)
1775	for grep $_->outdoor, values %cf::MAP;
1776	}	2143	}
1777		2144
1778	sub decay_objects {	2145	sub decay_objects {
1779	my ($self) = @_;	2146	my ($self) = @_;
1780		2147
…		…
1807	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1808		2175
1809	1	2176	1
1810	}	2177	}
1811		2178
		2179	# used to laod the header of an original map
1812	sub load_header_orig {	2180	sub load_header_orig {
1813	my ($self) = @_;	2181	my ($self) = @_;
1814		2182
1815	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1816	}	2184	}
1817		2185
		2186	# used to laod the header of an instantiated map
1818	sub load_header_temp {	2187	sub load_header_temp {
1819	my ($self) = @_;	2188	my ($self) = @_;
1820		2189
1821	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1822	}	2191	}
1823		2192
		2193	# called after loading the header from an instantiated map
1824	sub prepare_temp {	2194	sub prepare_temp {
1825	my ($self) = @_;	2195	my ($self) = @_;
1826		2196
1827	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1828	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1829	# safety	2199	# safety
1830	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1831	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1832	}	2202	}
1833		2203
		2204	# called after loading the header from an original map
1834	sub prepare_orig {	2205	sub prepare_orig {
1835	my ($self) = @_;	2206	my ($self) = @_;
1836		2207
1837	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1838	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1862		2233
1863	sub find;	2234	sub find;
1864	sub find {	2235	sub find {
1865	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1866		2237
		2238	cf::cede_to_tick;
		2239
1867	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1868		2241
1869	cf::lock_wait "map_data:$path";#d#remove	2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1870	cf::lock_wait "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1871		2244
1872	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
1873	my $guard1 = cf::lock_acquire "map_find:$path";
1874	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1875
1876	my $map = new_from_path cf::map $path	2246	my $map = new_from_path cf::map $path
1877	or return;	2247	or return;
1878		2248
1879	$map->{last_save} = $cf::RUNTIME;	2249	$map->{last_save} = $cf::RUNTIME;
1880		2250
…		…
1882	or return;	2252	or return;
1883		2253
1884	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2254	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1885	# doing this can freeze the server in a sync job, obviously	2255	# doing this can freeze the server in a sync job, obviously
1886	#$cf::WAIT_FOR_TICK->wait;	2256	#$cf::WAIT_FOR_TICK->wait;
		2257	undef $guard2;
1887	undef $guard1;	2258	undef $guard1;
1888	undef $guard2;
1889	$map->reset;	2259	$map->reset;
1890	return find $path;	2260	return find $path;
1891	}	2261	}
1892		2262
1893	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
1894	}	2264	}
1895	}	2265	}
1896		2266
1897	sub pre_load { }	2267	sub pre_load { }
1898	sub post_load { }	2268	#sub post_load { } # XS
1899		2269
1900	sub load {	2270	sub load {
1901	my ($self) = @_;	2271	my ($self) = @_;
1902		2272
1903	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1906		2276
1907	{	2277	{
1908	my $guard = cf::lock_acquire "map_data:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
1909		2279
1910	return unless $self->valid;	2280	return unless $self->valid;
1911	return unless $self->in_memory == cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
1912
1913	$self->in_memory (cf::MAP_LOADING);
1914		2282
1915	$self->alloc;	2283	$self->alloc;
1916		2284
1917	$self->pre_load;	2285	$self->pre_load;
1918	cf::cede_to_tick;	2286	cf::cede_to_tick;
1919		2287
		2288	if (exists $self->{load_path}) {
1920	my $f = new_from_file cf::object::thawer $self->{load_path};	2289	my $f = new_from_file cf::object::thawer $self->{load_path};
1921	$f->skip_block;	2290	$f->skip_block;
1922	$self->_load_objects ($f)	2291	$self->_load_objects ($f)
1923	or return;	2292	or return;
1924		2293
1925	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2294	$self->post_load_original
1926	if delete $self->{load_original};	2295	if delete $self->{load_original};
1927		2296
1928	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
1929	utf8::encode $uniq;	2298	utf8::encode $uniq;
1930	unless (aio_stat $uniq) {	2299	unless (aio_stat $uniq) {
1931	if (my $f = new_from_file cf::object::thawer $uniq) {	2300	if (my $f = new_from_file cf::object::thawer $uniq) {
1932	$self->clear_unique_items;	2301	$self->clear_unique_items;
1933	$self->_load_objects ($f);	2302	$self->_load_objects ($f);
1934	$f->resolve_delayed_derefs;	2303	$f->resolve_delayed_derefs;
		2304	}
1935	}	2305	}
1936	}	2306	}
1937	}
1938		2307
1939	$f->resolve_delayed_derefs;	2308	$f->resolve_delayed_derefs;
		2309	} else {
		2310	$self->post_load_original
		2311	if delete $self->{load_original};
		2312	}
		2313
		2314	$self->state (cf::MAP_INACTIVE);
1940		2315
1941	cf::cede_to_tick;	2316	cf::cede_to_tick;
1942	# now do the right thing for maps	2317	# now do the right thing for maps
1943	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
1944	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
…		…
1948	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
1949	$self->decay_objects;	2324	$self->decay_objects;
1950	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
1951	$self->update_buttons;	2326	$self->update_buttons;
1952	cf::cede_to_tick;	2327	cf::cede_to_tick;
1953	$self->set_darkness_map;	2328	#$self->activate; # no longer activate maps automatically
1954	cf::cede_to_tick;
1955	$self->activate;
1956	}	2329	}
1957		2330
1958	$self->{last_save} = $cf::RUNTIME;	2331	$self->{last_save} = $cf::RUNTIME;
1959	$self->last_access ($cf::RUNTIME);	2332	$self->last_access ($cf::RUNTIME);
1960
1961	$self->in_memory (cf::MAP_IN_MEMORY);
1962	}	2333	}
1963		2334
1964	$self->post_load;	2335	$self->post_load;
1965	}
1966		2336
		2337	1
		2338	}
		2339
		2340	# customize the map for a given player, i.e.
		2341	# return the _real_ map. used by e.g. per-player
		2342	# maps to change the path to ~playername/mappath
1967	sub customise_for {	2343	sub customise_for {
1968	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
1969		2345
1970	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
1971	if $self->per_player;	2347	if $self->per_player;
…		…
1974	# if $self->per_party;	2350	# if $self->per_party;
1975		2351
1976	$self	2352	$self
1977	}	2353	}
1978		2354
1979	# find and load all maps in the 3x3 area around a map
1980	sub load_neighbours {
1981	my ($map) = @_;
1982
1983	my @neigh; # diagonal neighbours
1984
1985	for (0 .. 3) {
1986	my $neigh = $map->tile_path ($_)
1987	or next;
1988	$neigh = find $neigh, $map
1989	or next;
1990	$neigh->load;
1991
1992	push @neigh,
1993	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1994	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1995	}
1996
1997	for (grep defined $_->[0], @neigh) {
1998	my ($path, $origin) = @$_;
1999	my $neigh = find $path, $origin
2000	or next;
2001	$neigh->load;
2002	}
2003	}
2004
2005	sub find_sync {	2355	sub find_sync {
2006	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
2007		2357
2008	cf::sync_job { find $path, $origin }	2358	# it's a bug to call this from the main context
		2359	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2360	if $Coro::current == $Coro::main;
		2361
		2362	find $path, $origin
2009	}	2363	}
2010		2364
2011	sub do_load_sync {	2365	sub do_load_sync {
2012	my ($map) = @_;	2366	my ($map) = @_;
2013		2367
		2368	# it's a bug to call this from the main context
2014	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2015	if $Coro::current == $Coro::main;	2370	if $Coro::current == $Coro::main;
2016		2371
2017	cf::sync_job { $map->load };	2372	$map->load;
2018	}	2373	}
2019		2374
2020	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
2021	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
2022		2377
2023	sub find_async {	2378	sub find_async {
2024	my ($path, $origin, $load) = @_;	2379	my ($path, $origin, $load) = @_;
2025		2380
2026	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
2027		2382
2028	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
2029	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2384	return $map if !$load || $map->linkable;
2030	}	2385	}
2031		2386
2032	$MAP_PREFETCH{$path} |= $load;	2387	$MAP_PREFETCH{$path} |= $load;
2033		2388
2034	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
		2390	$Coro::current->{desc} = "map prefetcher";
		2391
2035	while (%MAP_PREFETCH) {	2392	while (%MAP_PREFETCH) {
2036	while (my ($k, $v) = each %MAP_PREFETCH) {	2393	while (my ($k, $v) = each %MAP_PREFETCH) {
2037	if (my $map = find $k) {	2394	if (my $map = find $k) {
2038	$map->load if $v;	2395	$map->load if $v;
2039	}	2396	}
…		…
2046	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
2047		2404
2048	()	2405	()
2049	}	2406	}
2050		2407
		2408	# common code, used by both ->save and ->swapout
2051	sub save {	2409	sub _save {
2052	my ($self) = @_;	2410	my ($self) = @_;
2053
2054	my $lock = cf::lock_acquire "map_data:$self->{path}";
2055		2411
2056	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
2057		2413
2058	return unless $self->dirty;	2414	return unless $self->dirty;
2059		2415
…		…
2065	return if $self->{deny_save};	2421	return if $self->{deny_save};
2066		2422
2067	local $self->{last_access} = $self->last_access;#d#	2423	local $self->{last_access} = $self->last_access;#d#
2068		2424
2069	cf::async {	2425	cf::async {
		2426	$Coro::current->{desc} = "map player save";
2070	$_->contr->save for $self->players;	2427	$_->contr->save for $self->players;
2071	};	2428	};
		2429
		2430	cf::get_slot 0.02;
2072		2431
2073	if ($uniq) {	2432	if ($uniq) {
2074	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2433	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2075	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2434	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2076	} else {	2435	} else {
2077	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2436	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2078	}	2437	}
2079	}	2438	}
2080		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
2081	sub swap_out {	2448	sub swap_out {
2082	my ($self) = @_;	2449	my ($self) = @_;
2083		2450
2084	# save first because save cedes
2085	$self->save;
2086
2087	my $lock = cf::lock_acquire "map_data:$self->{path}";	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
2088		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
2089	return if $self->players;	2455	return if $self->players;
2090	return if $self->in_memory != cf::MAP_IN_MEMORY;	2456
		2457	# first deactivate the map and "unlink" it from the core
		2458	$self->deactivate;
		2459	$_->clear_links_to ($self) for values %cf::MAP;
		2460	$self->state (cf::MAP_SWAPPED);
		2461
		2462	# then atomically save
		2463	$self->_save;
		2464
		2465	# then free the map
		2466	$self->clear;
		2467	}
		2468
		2469	sub reset_at {
		2470	my ($self) = @_;
		2471
		2472	# TODO: safety, remove and allow resettable per-player maps
2091	return if $self->{deny_save};	2473	return 1e99 if $self->{deny_reset};
2092		2474
		2475	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2476	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2477
		2478	$time + $to
		2479	}
		2480
		2481	sub should_reset {
		2482	my ($self) = @_;
		2483
		2484	$self->reset_at <= $cf::RUNTIME
		2485	}
		2486
		2487	sub reset {
		2488	my ($self) = @_;
		2489
		2490	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2491
		2492	return if $self->players;
		2493
		2494	cf::trace "resetting map ", $self->path, "\n";
		2495
2093	$self->in_memory (cf::MAP_SWAPPED);	2496	$self->state (cf::MAP_SWAPPED);
		2497
		2498	# need to save uniques path
		2499	unless ($self->{deny_save}) {
		2500	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2501
		2502	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2503	if $uniq;
		2504	}
		2505
		2506	delete $cf::MAP{$self->path};
2094		2507
2095	$self->deactivate;	2508	$self->deactivate;
2096	$_->clear_links_to ($self) for values %cf::MAP;	2509	$_->clear_links_to ($self) for values %cf::MAP;
2097	$self->clear;	2510	$self->clear;
2098	}
2099
2100	sub reset_at {
2101	my ($self) = @_;
2102
2103	# TODO: safety, remove and allow resettable per-player maps
2104	return 1e99 if $self->{deny_reset};
2105
2106	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2107	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2108
2109	$time + $to
2110	}
2111
2112	sub should_reset {
2113	my ($self) = @_;
2114
2115	$self->reset_at <= $cf::RUNTIME
2116	}
2117
2118	sub reset {
2119	my ($self) = @_;
2120
2121	my $lock = cf::lock_acquire "map_data:$self->{path}";
2122
2123	return if $self->players;
2124
2125	warn "resetting map ", $self->path;
2126
2127	$self->in_memory (cf::MAP_SWAPPED);
2128
2129	# need to save uniques path
2130	unless ($self->{deny_save}) {
2131	my $uniq = $self->uniq_path; utf8::encode $uniq;
2132
2133	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2134	if $uniq;
2135	}
2136
2137	delete $cf::MAP{$self->path};
2138
2139	$self->deactivate;
2140	$_->clear_links_to ($self) for values %cf::MAP;
2141	$self->clear;
2142		2511
2143	$self->unlink_save;	2512	$self->unlink_save;
2144	$self->destroy;	2513	$self->destroy;
2145	}	2514	}
2146		2515
…		…
2154		2523
2155	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2156		2525
2157	$self->unlink_save;	2526	$self->unlink_save;
2158		2527
2159	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2160	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2161	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2162	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2163	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2164		2533
…		…
2213		2582
2214	sub unique_maps() {	2583	sub unique_maps() {
2215	[	2584	[
2216	map {	2585	map {
2217	utf8::decode $_;	2586	utf8::decode $_;
2218	/\.map$/	2587	s/\.map$//; # TODO future compatibility hack
		2588	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2589	? ()
2219	? normalise $_	2590	: normalise $_
2220	: ()
2221	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2222	]	2592	]
2223	}	2593	}
2224		2594
2225	package cf;	2595	=item cf::map::static_maps
		2596
		2597	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2598	file in the shared directory excluding F</styles> and F</editor>). May
		2599	block.
		2600
		2601	=cut
		2602
		2603	sub static_maps() {
		2604	my @dirs = "";
		2605	my @maps;
		2606
		2607	while (@dirs) {
		2608	my $dir = shift @dirs;
		2609
		2610	next if $dir eq "/styles" || $dir eq "/editor";
		2611
		2612	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2613	or return;
		2614
		2615	for (@$files) {
		2616	s/\.map$// or next;
		2617	utf8::decode $_;
		2618	push @maps, "$dir/$_";
		2619	}
		2620
		2621	push @dirs, map "$dir/$_", @$dirs;
		2622	}
		2623
		2624	\@maps
		2625	}
2226		2626
2227	=back	2627	=back
2228		2628
2229	=head3 cf::object	2629	=head3 cf::object
2230		2630
…		…
2234		2634
2235	=over 4	2635	=over 4
2236		2636
2237	=item $ob->inv_recursive	2637	=item $ob->inv_recursive
2238		2638
2239	Returns the inventory of the object _and_ their inventories, recursively.	2639	Returns the inventory of the object I<and> their inventories, recursively,
		2640	but I<not> the object itself.
2240		2641
2241	=cut	2642	=cut
2242		2643
2243	sub inv_recursive_;	2644	sub inv_recursive_;
2244	sub inv_recursive_ {	2645	sub inv_recursive_ {
…		…
2249	inv_recursive_ inv $_[0]	2650	inv_recursive_ inv $_[0]
2250	}	2651	}
2251		2652
2252	=item $ref = $ob->ref	2653	=item $ref = $ob->ref
2253		2654
2254	creates and returns a persistent reference to an objetc that can be stored as a string.	2655	Creates and returns a persistent reference to an object that can be stored as a string.
2255		2656
2256	=item $ob = cf::object::deref ($refstring)	2657	=item $ob = cf::object::deref ($refstring)
2257		2658
2258	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2659	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2259	even if the object actually exists. May block.	2660	even if the object actually exists. May block.
…		…
2261	=cut	2662	=cut
2262		2663
2263	sub deref {	2664	sub deref {
2264	my ($ref) = @_;	2665	my ($ref) = @_;
2265		2666
2266	# temporary compatibility#TODO#remove
2267	$ref =~ s{^<}{player/<};
2268
2269	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2667	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2270	my ($uuid, $name) = ($1, $2);	2668	my ($uuid, $name) = ($1, $2);
2271	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2669	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2272	or return;	2670	or return;
2273	$pl->ob->uuid eq $uuid	2671	$pl->ob->uuid eq $uuid
2274	or return;	2672	or return;
…		…
2294	can be C<undef>. Does the right thing when the player is currently in a	2692	can be C<undef>. Does the right thing when the player is currently in a
2295	dialogue with the given NPC character.	2693	dialogue with the given NPC character.
2296		2694
2297	=cut	2695	=cut
2298		2696
		2697	our $SAY_CHANNEL = {
		2698	id => "say",
		2699	title => "Map",
		2700	reply => "say ",
		2701	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2702	};
		2703
		2704	our $CHAT_CHANNEL = {
		2705	id => "chat",
		2706	title => "Chat",
		2707	reply => "chat ",
		2708	tooltip => "Player chat and shouts, global to the server.",
		2709	};
		2710
2299	# rough implementation of a future "reply" method that works	2711	# rough implementation of a future "reply" method that works
2300	# with dialog boxes.	2712	# with dialog boxes.
2301	#TODO: the first argument must go, split into a $npc->reply_to ( method	2713	#TODO: the first argument must go, split into a $npc->reply_to ( method
2302	sub cf::object::player::reply($$$;$) {	2714	sub cf::object::player::reply($$$;$) {
2303	my ($self, $npc, $msg, $flags) = @_;	2715	my ($self, $npc, $msg, $flags) = @_;
…		…
2314	my $dialog = $pl->{npc_dialog};	2726	my $dialog = $pl->{npc_dialog};
2315	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2727	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2316		2728
2317	} else {	2729	} else {
2318	$msg = $npc->name . " says: $msg" if $npc;	2730	$msg = $npc->name . " says: $msg" if $npc;
2319	$self->message ($msg, $flags);	2731	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2320	}	2732	}
2321	}	2733	}
2322	}	2734	}
2323		2735
2324	=item $object->send_msg ($channel, $msg, $color, [extra...])	2736	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2349		2761
2350	=item $player_object->enter_link	2762	=item $player_object->enter_link
2351		2763
2352	Freezes the player and moves him/her to a special map (C<{link}>).	2764	Freezes the player and moves him/her to a special map (C<{link}>).
2353		2765
2354	The player should be reasonably safe there for short amounts of time. You	2766	The player should be reasonably safe there for short amounts of time (e.g.
2355	I<MUST> call C<leave_link> as soon as possible, though.	2767	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2768	though, as the player cannot control the character while it is on the link
		2769	map.
2356		2770
2357	Will never block.	2771	Will never block.
2358		2772
2359	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
2360		2774
…		…
2380	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2381	my ($self) = @_;	2795	my ($self) = @_;
2382		2796
2383	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2384		2798
		2799	++$self->{_link_recursion};
		2800
2385	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2386		2802
2387	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2388	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2389		2805
2390	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2391	}	2807	}
2392		2808
2393	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2394	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2395		2811
…		…
2412	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2413	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2414		2830
2415	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2416	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2417	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2418		2834
2419	$map->load;	2835	$map->load;
2420	$map->load_neighbours;
2421		2836
2422	return unless $self->contr->active;	2837	return unless $self->contr->active;
2423	$self->activate_recursive;
2424		2838
2425	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2426	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2427	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2428		2846
		2847	}
		2848
2429	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2849	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2430		2850
2431	Moves the player to the given map-path and coordinates by first freezing	2851	Moves the player to the given map-path and coordinates by first freezing
2432	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2433	that has to return the map if sucecssful, and then unfreezes the player on	2853	that has to return the map if sucecssful, and then unfreezes the player on
2434	the new (success) or old (failed) map position. In either case, $done will	2854	the new (success) or old (failed) map position. In either case, $done will
2435	be called at the end of this process.	2855	be called at the end of this process.
2436		2856
		2857	Note that $check will be called with a potentially non-loaded map, so if
		2858	it needs a loaded map it has to call C<< ->load >>.
		2859
2437	=cut	2860	=cut
2438		2861
2439	our $GOTOGEN;	2862	our $GOTOGEN;
2440		2863
2441	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2442	my ($self, $path, $x, $y, $check, $done) = @_;	2865	my ($self, $path, $x, $y, $check, $done) = @_;
2443		2866
		2867	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2868	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2869	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2870	($path, $x, $y) = @$EMERGENCY_POSITION;
		2871	}
		2872
2444	# do generation counting so two concurrent goto's will be executed in-order	2873	# do generation counting so two concurrent goto's will be executed in-order
2445	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2446		2875
2447	$self->enter_link;	2876	$self->enter_link;
2448		2877
2449	(async {	2878	(async {
		2879	$Coro::current->{desc} = "player::goto $path $x $y";
		2880
		2881	# *tag paths override both path and x|y
		2882	if ($path =~ /^\*(.*)$/) {
		2883	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2884	my $ob = $obs[rand @obs];
		2885
		2886	# see if we actually can go there
		2887	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2888	$ob = $obs[rand @obs];
		2889	} else {
		2890	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2891	}
		2892	# else put us there anyways for now #d#
		2893
		2894	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2895	} else {
		2896	($path, $x, $y) = (undef, undef, undef);
		2897	}
		2898	}
		2899
2450	my $map = eval {	2900	my $map = eval {
2451	my $map = cf::map::find $path;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2452		2902
2453	if ($map) {	2903	if ($map) {
2454	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2455	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2456	} else {	2906	} else {
2457	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2458	}	2908	}
2459		2909
2460	$map	2910	$map
2461	};	2911	};
2462		2912
…		…
2468	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2469	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2470	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2471	}	2921	}
2472		2922
2473	$done->() if $done;	2923	$done->($self) if $done;
2474	})->prio (1);	2924	})->prio (1);
2475	}	2925	}
2476		2926
2477	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2478		2928
…		…
2498	}	2948	}
2499		2949
2500	sub prepare_random_map {	2950	sub prepare_random_map {
2501	my ($exit) = @_;	2951	my ($exit) = @_;
2502		2952
2503	my $guard = cf::lock_acquire "exit_prepare:$exit";
2504
2505	# all this does is basically replace the /! path by	2953	# all this does is basically replace the /! path by
2506	# a new random map path (?random/...) with a seed	2954	# a new random map path (?random/...) with a seed
2507	# that depends on the exit object	2955	# that depends on the exit object
2508		2956
2509	my $rmp = parse_random_map_params $exit->msg;	2957	my $rmp = parse_random_map_params $exit->msg;
…		…
2511	if ($exit->map) {	2959	if ($exit->map) {
2512	$rmp->{region} = $exit->region->name;	2960	$rmp->{region} = $exit->region->name;
2513	$rmp->{origin_map} = $exit->map->path;	2961	$rmp->{origin_map} = $exit->map->path;
2514	$rmp->{origin_x} = $exit->x;	2962	$rmp->{origin_x} = $exit->x;
2515	$rmp->{origin_y} = $exit->y;	2963	$rmp->{origin_y} = $exit->y;
		2964
		2965	$exit->map->touch;
2516	}	2966	}
2517		2967
2518	$rmp->{random_seed} ||= $exit->random_seed;	2968	$rmp->{random_seed} ||= $exit->random_seed;
2519		2969
2520	my $data = cf::to_json $rmp;	2970	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2521	my $md5 = Digest::MD5::md5_hex $data;	2971	my $md5 = Digest::MD5::md5_hex $data;
2522	my $meta = "$RANDOMDIR/$md5.meta";	2972	my $meta = "$RANDOMDIR/$md5.meta";
2523		2973
2524	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2974	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2525	aio_write $fh, 0, (length $data), $data, 0;	2975	aio_write $fh, 0, (length $data), $data, 0;
2526	undef $fh;	2976	undef $fh;
2527	aio_rename "$meta~", $meta;	2977	aio_rename "$meta~", $meta;
2528		2978
		2979	my $slaying = "?random/$md5";
		2980
		2981	if ($exit->valid) {
2529	$exit->slaying ("?random/$md5");	2982	$exit->slaying ("?random/$md5");
2530	$exit->msg (undef);	2983	$exit->msg (undef);
		2984	}
2531	}	2985	}
2532	}	2986	}
2533		2987
2534	sub cf::object::player::enter_exit {	2988	sub cf::object::player::enter_exit {
2535	my ($self, $exit) = @_;	2989	my ($self, $exit) = @_;
2536		2990
2537	return unless $self->type == cf::PLAYER;	2991	return unless $self->type == cf::PLAYER;
2538		2992
2539	if ($exit->slaying eq "/!") {
2540	#TODO: this should de-fi-ni-te-ly not be a sync-job
2541	# the problem is that $exit might not survive long enough
2542	# so it needs to be done right now, right here
2543	cf::sync_job { prepare_random_map $exit };
2544	}
2545
2546	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2547	my $hp = $exit->stats->hp;
2548	my $sp = $exit->stats->sp;
2549
2550	$self->enter_link;	2993	$self->enter_link;
2551		2994
2552	# if exit is damned, update players death & WoR home-position
2553	$self->contr->savebed ($slaying, $hp, $sp)
2554	if $exit->flag (FLAG_DAMNED);
2555
2556	(async {	2995	(async {
2557	$self->deactivate_recursive; # just to be sure	2996	$Coro::current->{desc} = "enter_exit";
		2997
2558	unless (eval {	2998	unless (eval {
		2999	$self->deactivate_recursive; # just to be sure
		3000
		3001	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3002	my $x = $exit->stats->hp;
		3003	my $y = $exit->stats->sp;
		3004
		3005	# special map handling
		3006	my $slaying = $exit->slaying;
		3007
		3008	# special map handling
		3009	if ($slaying eq "/!") {
		3010	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3011
		3012	prepare_random_map $exit
		3013	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3014
		3015	$map = $exit->slaying;
		3016
		3017	} elsif ($slaying eq '!up') {
		3018	$map = $exit->map->tile_path (cf::TILE_UP);
		3019	$x = $exit->x;
		3020	$y = $exit->y;
		3021
		3022	} elsif ($slaying eq '!down') {
		3023	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3024	$x = $exit->x;
		3025	$y = $exit->y;
		3026	}
		3027
2559	$self->goto ($slaying, $hp, $sp);	3028	$self->goto ($map, $x, $y);
2560		3029
		3030	# if exit is damned, update players death & WoR home-position
		3031	$self->contr->savebed ($map, $x, $y)
		3032	if $exit->flag (cf::FLAG_DAMNED);
		3033
2561	1;	3034	1
2562	}) {	3035	}) {
2563	$self->message ("Something went wrong deep within the crossfire server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2564	. "I'll try to bring you back to the map you were before. "	3037	. "I'll try to bring you back to the map you were before. "
2565	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2566	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2567		3040
2568	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2569	$self->leave_link;	3042	$self->leave_link;
2570	}	3043	}
2571	})->prio (1);	3044	})->prio (1);
2572	}	3045	}
2573		3046
…		…
2585	sub cf::client::send_drawinfo {	3058	sub cf::client::send_drawinfo {
2586	my ($self, $text, $flags) = @_;	3059	my ($self, $text, $flags) = @_;
2587		3060
2588	utf8::encode $text;	3061	utf8::encode $text;
2589	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3062	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3063	}
		3064
		3065	=item $client->send_big_packet ($pkt)
		3066
		3067	Like C<send_packet>, but tries to compress large packets, and fragments
		3068	them as required.
		3069
		3070	=cut
		3071
		3072	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3073
		3074	sub cf::client::send_big_packet {
		3075	my ($self, $pkt) = @_;
		3076
		3077	# try lzf for large packets
		3078	$pkt = "lzf " . Compress::LZF::compress $pkt
		3079	if 1024 <= length $pkt and $self->{can_lzf};
		3080
		3081	# split very large packets
		3082	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3083	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3084	$pkt = "frag";
		3085	}
		3086
		3087	$self->send_packet ($pkt);
2590	}	3088	}
2591		3089
2592	=item $client->send_msg ($channel, $msg, $color, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2593		3091
2594	Send a drawinfo or msg packet to the client, formatting the msg for the	3092	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2596	the message, with C<log> being the default. If C<$color> is negative, suppress	3094	the message, with C<log> being the default. If C<$color> is negative, suppress
2597	the message unless the client supports the msg packet.	3095	the message unless the client supports the msg packet.
2598		3096
2599	=cut	3097	=cut
2600		3098
		3099	# non-persistent channels (usually the info channel)
2601	our %CHANNEL = (	3100	our %CHANNEL = (
		3101	"c/motd" => {
		3102	id => "infobox",
		3103	title => "MOTD",
		3104	reply => undef,
		3105	tooltip => "The message of the day",
		3106	},
2602	"c/identify" => {	3107	"c/identify" => {
2603	id => "identify",	3108	id => "infobox",
2604	title => "Identify",	3109	title => "Identify",
2605	reply => undef,	3110	reply => undef,
2606	tooltip => "Items recently identified",	3111	tooltip => "Items recently identified",
2607	},	3112	},
2608	"c/examine" => {	3113	"c/examine" => {
2609	id => "examine",	3114	id => "infobox",
2610	title => "Examine",	3115	title => "Examine",
2611	reply => undef,	3116	reply => undef,
2612	tooltip => "Signs and other items you examined",	3117	tooltip => "Signs and other items you examined",
2613	},	3118	},
		3119	"c/shopinfo" => {
		3120	id => "infobox",
		3121	title => "Shop Info",
		3122	reply => undef,
		3123	tooltip => "What your bargaining skill tells you about the shop",
		3124	},
		3125	"c/book" => {
		3126	id => "infobox",
		3127	title => "Book",
		3128	reply => undef,
		3129	tooltip => "The contents of a note or book",
		3130	},
		3131	"c/lookat" => {
		3132	id => "infobox",
		3133	title => "Look",
		3134	reply => undef,
		3135	tooltip => "What you saw there",
		3136	},
		3137	"c/who" => {
		3138	id => "infobox",
		3139	title => "Players",
		3140	reply => undef,
		3141	tooltip => "Shows players who are currently online",
		3142	},
		3143	"c/body" => {
		3144	id => "infobox",
		3145	title => "Body Parts",
		3146	reply => undef,
		3147	tooltip => "Shows which body parts you posess and are available",
		3148	},
		3149	"c/statistics" => {
		3150	id => "infobox",
		3151	title => "Statistics",
		3152	reply => undef,
		3153	tooltip => "Shows your primary statistics",
		3154	},
		3155	"c/skills" => {
		3156	id => "infobox",
		3157	title => "Skills",
		3158	reply => undef,
		3159	tooltip => "Shows your experience per skill and item power",
		3160	},
		3161	"c/shopitems" => {
		3162	id => "infobox",
		3163	title => "Shop Items",
		3164	reply => undef,
		3165	tooltip => "Shows the items currently for sale in this shop",
		3166	},
		3167	"c/resistances" => {
		3168	id => "infobox",
		3169	title => "Resistances",
		3170	reply => undef,
		3171	tooltip => "Shows your resistances",
		3172	},
		3173	"c/pets" => {
		3174	id => "infobox",
		3175	title => "Pets",
		3176	reply => undef,
		3177	tooltip => "Shows information abotu your pets/a specific pet",
		3178	},
		3179	"c/perceiveself" => {
		3180	id => "infobox",
		3181	title => "Perceive Self",
		3182	reply => undef,
		3183	tooltip => "You gained detailed knowledge about yourself",
		3184	},
		3185	"c/uptime" => {
		3186	id => "infobox",
		3187	title => "Uptime",
		3188	reply => undef,
		3189	tooltip => "How long the server has been running since last restart",
		3190	},
		3191	"c/mapinfo" => {
		3192	id => "infobox",
		3193	title => "Map Info",
		3194	reply => undef,
		3195	tooltip => "Information related to the maps",
		3196	},
		3197	"c/party" => {
		3198	id => "party",
		3199	title => "Party",
		3200	reply => "gsay ",
		3201	tooltip => "Messages and chat related to your party",
		3202	},
		3203	"c/death" => {
		3204	id => "death",
		3205	title => "Death",
		3206	reply => undef,
		3207	tooltip => "Reason for and more info about your most recent death",
		3208	},
		3209	"c/say" => $SAY_CHANNEL,
		3210	"c/chat" => $CHAT_CHANNEL,
2614	);	3211	);
2615		3212
2616	sub cf::client::send_msg {	3213	sub cf::client::send_msg {
2617	my ($self, $channel, $msg, $color, @extra) = @_;	3214	my ($self, $channel, $msg, $color, @extra) = @_;
2618		3215
2619	$msg = $self->pl->expand_cfpod ($msg);	3216	$msg = $self->pl->expand_cfpod ($msg)
		3217	unless $color & cf::NDI_VERBATIM;
2620		3218
2621	$color &= cf::NDI_CLIENT_MASK; # just in case...	3219	$color &= cf::NDI_CLIENT_MASK; # just in case...
2622		3220
2623	# check predefined channels, for the benefit of C	3221	# check predefined channels, for the benefit of C
2624	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3222	if ($CHANNEL{$channel}) {
		3223	$channel = $CHANNEL{$channel};
2625		3224
		3225	$self->ext_msg (channel_info => $channel);
		3226	$channel = $channel->{id};
		3227
2626	if (ref $channel) {	3228	} elsif (ref $channel) {
2627	# send meta info to client, if not yet sent	3229	# send meta info to client, if not yet sent
2628	unless (exists $self->{channel}{$channel->{id}}) {	3230	unless (exists $self->{channel}{$channel->{id}}) {
2629	$self->{channel}{$channel->{id}} = $channel;	3231	$self->{channel}{$channel->{id}} = $channel;
2630	$self->ext_msg (channel_info => $channel)	3232	$self->ext_msg (channel_info => $channel);
2631	if $self->can_msg;
2632	}	3233	}
2633		3234
2634	$channel = $channel->{id};	3235	$channel = $channel->{id};
2635	}	3236	}
2636		3237
2637	return unless @extra || length $msg;	3238	return unless @extra || length $msg;
2638		3239
2639	if ($self->can_msg) {
2640	# default colour, mask it out	3240	# default colour, mask it out
2641	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3241	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2642	if $color & cf::NDI_DEF;	3242	if $color & cf::NDI_DEF;
2643		3243
2644	$self->send_packet ("msg " . $self->{json_coder}->encode (	3244	my $pkt = "msg "
		3245	. $self->{json_coder}->encode (
2645	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2646	} else {	3247	);
2647	if ($color >= 0) {
2648	# replace some tags by gcfclient-compatible ones
2649	for ($msg) {
2650	1 while
2651	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2652	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2653	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2654	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2655	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2656	}
2657		3248
2658	$color &= cf::NDI_COLOR_MASK;	3249	$self->send_big_packet ($pkt);
2659
2660	utf8::encode $msg;
2661
2662	if (0 && $msg =~ /\[/) {
2663	# COMMAND/INFO
2664	$self->send_packet ("drawextinfo $color 10 8 $msg")
2665	} else {
2666	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2667	$self->send_packet ("drawinfo $color $msg")
2668	}
2669	}
2670	}
2671	}	3250	}
2672		3251
2673	=item $client->ext_msg ($type, @msg)	3252	=item $client->ext_msg ($type, @msg)
2674		3253
2675	Sends an ext event to the client.	3254	Sends an ext event to the client.
…		…
2677	=cut	3256	=cut
2678		3257
2679	sub cf::client::ext_msg($$@) {	3258	sub cf::client::ext_msg($$@) {
2680	my ($self, $type, @msg) = @_;	3259	my ($self, $type, @msg) = @_;
2681		3260
2682	if ($self->extcmd == 2) {
2683	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2684	} elsif ($self->extcmd == 1) { # TODO: remove
2685	push @msg, msgtype => "event_$type";
2686	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2687	}
2688	}
2689
2690	=item $client->ext_reply ($msgid, @msg)
2691
2692	Sends an ext reply to the client.
2693
2694	=cut
2695
2696	sub cf::client::ext_reply($$@) {
2697	my ($self, $id, @msg) = @_;
2698
2699	if ($self->extcmd == 2) {
2700	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2701	} elsif ($self->extcmd == 1) {
2702	#TODO: version 1, remove
2703	unshift @msg, msgtype => "reply", msgid => $id;
2704	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2705	}
2706	}	3262	}
2707		3263
2708	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2709		3265
2710	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2765	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2766		3322
2767	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2768		3324
2769	if (ref $msg) {	3325	if (ref $msg) {
2770	my ($type, $reply, @payload) =	3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2771	"ARRAY" eq ref $msg
2772	? @$msg
2773	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2774		3327
2775	my @reply;
2776
2777	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTIACMD{$type}) {
		3329	$cb->(
		3330	$ns,
		3331	sub {
		3332	$ns->ext_msg ("reply-$reply", @_)
		3333	if $reply;
		3334	},
		3335	@payload
		3336	);
		3337	} else {
		3338	my @reply;
		3339
		3340	if (my $cb = $EXTICMD{$type}) {
2778	@reply = $cb->($ns, @payload);	3341	@reply = $cb->($ns, @payload);
		3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
2779	}	3346	}
2780
2781	$ns->ext_reply ($reply, @reply)
2782	if $reply;
2783
2784	} else {	3347	} else {
2785	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3348	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2786	}	3349	}
2787		3350
2788	cf::override;	3351	cf::override;
2789	},	3352	},
2790	);	3353	);
…		…
2810		3373
2811	$coro	3374	$coro
2812	}	3375	}
2813		3376
2814	cf::client->attach (	3377	cf::client->attach (
2815	on_destroy => sub {	3378	on_client_destroy => sub {
2816	my ($ns) = @_;	3379	my ($ns) = @_;
2817		3380
2818	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2819	},	3382	},
2820	);	3383	);
…		…
2836	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
2837		3400
2838	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
2839		3402
2840	$safe->permit_only (Opcode::opset qw(	3403	$safe->permit_only (Opcode::opset qw(
2841	:base_core :base_mem :base_orig :base_math	3404	:base_core :base_mem :base_orig :base_math :base_loop
2842	grepstart grepwhile mapstart mapwhile	3405	grepstart grepwhile mapstart mapwhile
2843	sort time	3406	sort time
2844	));	3407	));
2845		3408
2846	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
…		…
2848	=pod	3411	=pod
2849		3412
2850	The following functions and methods are available within a safe environment:	3413	The following functions and methods are available within a safe environment:
2851		3414
2852	cf::object	3415	cf::object
2853	contr pay_amount pay_player map x y force_find force_add	3416	contr pay_amount pay_player map x y force_find force_add destroy
2854	insert remove name archname title slaying race decrease_ob_nr	3417	insert remove name archname title slaying race decrease split
		3418	value
2855		3419
2856	cf::object::player	3420	cf::object::player
2857	player	3421	player
2858		3422
2859	cf::player	3423	cf::player
…		…
2864		3428
2865	=cut	3429	=cut
2866		3430
2867	for (	3431	for (
2868	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3432	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2869	insert remove inv name archname title slaying race	3433	insert remove inv nrof name archname title slaying race
2870	decrease_ob_nr)],	3434	decrease split destroy change_exp value msg lore send_msg)],
2871	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
2872	["cf::player" => qw(peaceful)],	3436	["cf::player" => qw(peaceful send_msg)],
2873	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
2874	) {	3438	) {
2875	no strict 'refs';
2876	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
2877	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2878	for @funs;	3441	for @funs;
2879	}	3442	}
2880		3443
…		…
2895		3458
2896	my $qcode = $code;	3459	my $qcode = $code;
2897	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2898	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
2899		3462
		3463	%vars = (_dummy => 0) unless %vars;
		3464
		3465	my @res;
2900	local $_;	3466	local $_;
2901	local @safe::cf::_safe_eval_args = values %vars;
2902		3467
2903	my $eval =	3468	my $eval =
2904	"do {\n"	3469	"do {\n"
2905	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2906	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
2907	. $code	3472	. $code
2908	. "\n}"	3473	. "\n}"
2909	;	3474	;
2910		3475
		3476	if ($CFG{safe_eval}) {
2911	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
2912	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2913	sub_generation_inc;	3480	sub_generation_inc;
		3481	} else {
		3482	local @cf::_safe_eval_args = values %vars;
		3483	@res = wantarray ? eval eval : scalar eval $eval;
		3484	}
2914		3485
2915	if ($@) {	3486	if ($@) {
2916	warn "$@";	3487	warn "$@",
2917	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
2918	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
2919	}	3490	}
2920		3491
2921	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
2922	}	3493	}
2923		3494
…		…
2937	=cut	3508	=cut
2938		3509
2939	sub register_script_function {	3510	sub register_script_function {
2940	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
2941		3512
2942	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
2943	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
2944	}	3515	}
2945		3516
2946	=back	3517	=back
2947		3518
2948	=cut	3519	=cut
2949		3520
2950	#############################################################################	3521	#############################################################################
2951	# the server's init and main functions	3522	# the server's init and main functions
		3523
		3524	our %FACEHASH; # hash => idx, #d# HACK for http server
		3525
		3526	# internal api, not fianlised
		3527	sub set_face {
		3528	my ($name, $type, $data) = @_;
		3529
		3530	my $idx = cf::face::find $name;
		3531
		3532	if ($idx) {
		3533	delete $FACEHASH{cf::face::get_chksum $idx};
		3534	} else {
		3535	$idx = cf::face::alloc $name;
		3536	}
		3537
		3538	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3539
		3540	cf::face::set_type $idx, $type;
		3541	cf::face::set_data $idx, 0, $data, $hash;
		3542	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3543	$FACEHASH{$hash} = $idx;#d#
		3544
		3545	$idx
		3546	}
2952		3547
2953	sub load_facedata($) {	3548	sub load_facedata($) {
2954	my ($path) = @_;	3549	my ($path) = @_;
2955		3550
2956	# HACK to clear player env face cache, we need some signal framework	3551	# HACK to clear player env face cache, we need some signal framework
2957	# for this (global event?)	3552	# for this (global event?)
2958	%ext::player_env::MUSIC_FACE_CACHE = ();	3553	%ext::player_env::MUSIC_FACE_CACHE = ();
2959		3554
2960	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3555	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2961		3556
2962	warn "loading facedata from $path\n";	3557	trace "loading facedata from $path\n";
2963		3558
2964	my $facedata;	3559	my $facedata = decode_storable load_file $path;
2965	0 < aio_load $path, $facedata
2966	or die "$path: $!";
2967
2968	$facedata = Coro::Storable::thaw $facedata;
2969		3560
2970	$facedata->{version} == 2	3561	$facedata->{version} == 2
2971	or cf::cleanup "$path: version mismatch, cannot proceed.";	3562	or cf::cleanup "$path: version mismatch, cannot proceed.";
2972		3563
2973	# patch in the exptable
2974	$facedata->{resource}{"res/exp_table"} = {
2975	type => FT_RSRC,
2976	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
2977	};
2978	cf::cede_to_tick;	3564	cf::cede_to_tick;
2979		3565
2980	{	3566	{
2981	my $faces = $facedata->{faceinfo};	3567	my $faces = delete $facedata->{faceinfo};
2982		3568
2983	while (my ($face, $info) = each %$faces) {	3569	for my $face (sort keys %$faces) {
		3570	my $info = $faces->{$face};
2984	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3571	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3572
2985	cf::face::set_visibility $idx, $info->{visibility};	3573	cf::face::set_visibility $idx, $info->{visibility};
2986	cf::face::set_magicmap $idx, $info->{magicmap};	3574	cf::face::set_magicmap $idx, $info->{magicmap};
2987	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3575	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2988	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3576	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2989		3577	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3578	$FACEHASH{$info->{hash64}} = $idx;#d#
		3579
2990	cf::cede_to_tick;	3580	cf::cede_to_tick;
2991	}	3581	}
2992		3582
2993	while (my ($face, $info) = each %$faces) {	3583	while (my ($face, $info) = each %$faces) {
2994	next unless $info->{smooth};	3584	next unless $info->{smooth};
		3585
2995	my $idx = cf::face::find $face	3586	my $idx = cf::face::find $face
2996	or next;	3587	or next;
		3588
2997	if (my $smooth = cf::face::find $info->{smooth}) {	3589	if (my $smooth = cf::face::find $info->{smooth}) {
2998	cf::face::set_smooth $idx, $smooth;	3590	cf::face::set_smooth $idx, $smooth;
2999	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3591	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3000	} else {	3592	} else {
3001	warn "smooth face '$info->{smooth}' not found for face '$face'";	3593	error "smooth face '$info->{smooth}' not found for face '$face'";
3002	}	3594	}
3003		3595
3004	cf::cede_to_tick;	3596	cf::cede_to_tick;
3005	}	3597	}
3006	}	3598	}
3007		3599
3008	{	3600	{
3009	my $anims = $facedata->{animinfo};	3601	my $anims = delete $facedata->{animinfo};
3010		3602
3011	while (my ($anim, $info) = each %$anims) {	3603	while (my ($anim, $info) = each %$anims) {
3012	cf::anim::set $anim, $info->{frames}, $info->{facings};	3604	cf::anim::set $anim, $info->{frames}, $info->{facings};
3013	cf::cede_to_tick;	3605	cf::cede_to_tick;
3014	}	3606	}
3015		3607
3016	cf::anim::invalidate_all; # d'oh	3608	cf::anim::invalidate_all; # d'oh
3017	}	3609	}
3018		3610
3019	{	3611	{
3020	# TODO: for gcfclient pleasure, we should give resources
3021	# that gcfclient doesn't grok a >10000 face index.
3022	my $res = $facedata->{resource};	3612	my $res = delete $facedata->{resource};
3023
3024	my $soundconf = delete $res->{"res/sound.conf"};
3025		3613
3026	while (my ($name, $info) = each %$res) {	3614	while (my ($name, $info) = each %$res) {
		3615	if (defined (my $type = $info->{type})) {
		3616	# TODO: different hash - must free and use new index, or cache ixface data queue
3027	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3617	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3028	my $data;
3029		3618
3030	if ($info->{type} & 1) {	3619	cf::face::set_type $idx, $type;
3031	# prepend meta info	3620	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3032		3621	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3033	my $meta = $enc->encode ({	3622	$FACEHASH{$info->{hash}} = $idx;#d#
3034	name => $name,
3035	%{ $info->{meta} || {} },
3036	});
3037
3038	$data = pack "(w/a*)*", $meta, $info->{data};
3039	} else {	3623	} else {
3040	$data = $info->{data};	3624	# $RESOURCE{$name} = $info; # unused
3041	}	3625	}
3042		3626
3043	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3044	cf::face::set_type $idx, $info->{type};
3045
3046	cf::cede_to_tick;	3627	cf::cede_to_tick;
3047	}	3628	}
3048
3049	if ($soundconf) {
3050	$soundconf = $enc->decode (delete $soundconf->{data});
3051
3052	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3053	my $sound = $soundconf->{compat}[$_]
3054	or next;
3055
3056	my $face = cf::face::find "sound/$sound->[1]";
3057	cf::sound::set $sound->[0] => $face;
3058	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3059	}
3060
3061	while (my ($k, $v) = each %{$soundconf->{event}}) {
3062	my $face = cf::face::find "sound/$v";
3063	cf::sound::set $k => $face;
3064	}
3065	}
3066	}	3629	}
		3630
		3631	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3067		3632
3068	1	3633	1
3069	}	3634	}
3070		3635
3071	register_exticmd fx_want => sub {	3636	register_exticmd fx_want => sub {
…		…
3073		3638
3074	while (my ($k, $v) = each %$want) {	3639	while (my ($k, $v) = each %$want) {
3075	$ns->fx_want ($k, $v);	3640	$ns->fx_want ($k, $v);
3076	}	3641	}
3077	};	3642	};
		3643
		3644	sub load_resource_file($) {
		3645	my $guard = lock_acquire "load_resource_file";
		3646
		3647	my $status = load_resource_file_ $_[0];
		3648	get_slot 0.1, 100;
		3649	cf::arch::commit_load;
		3650
		3651	$status
		3652	}
		3653
		3654	sub reload_exp_table {
		3655	_reload_exp_table;
		3656
		3657	set_face "res/exp_table" => FT_RSRC,
		3658	JSON::XS->new->utf8->canonical->encode (
		3659	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3660	);
		3661	}
		3662
		3663	sub reload_materials {
		3664	_reload_materials;
		3665	}
3078		3666
3079	sub reload_regions {	3667	sub reload_regions {
3080	# HACK to clear player env face cache, we need some signal framework	3668	# HACK to clear player env face cache, we need some signal framework
3081	# for this (global event?)	3669	# for this (global event?)
3082	%ext::player_env::MUSIC_FACE_CACHE = ();	3670	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3096	}	3684	}
3097		3685
3098	sub reload_archetypes {	3686	sub reload_archetypes {
3099	load_resource_file "$DATADIR/archetypes"	3687	load_resource_file "$DATADIR/archetypes"
3100	or die "unable to load archetypes\n";	3688	or die "unable to load archetypes\n";
3101	#d# NEED to laod twice to resolve forward references	3689
3102	# this really needs to be done in an extra post-pass	3690	set_face "res/skill_info" => FT_RSRC,
3103	# (which needs to be synchronous, so solve it differently)	3691	JSON::XS->new->utf8->canonical->encode (
3104	load_resource_file "$DATADIR/archetypes"	3692	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
3105	or die "unable to load archetypes\n";	3693	);
		3694	set_face "res/spell_paths" => FT_RSRC,
		3695	JSON::XS->new->utf8->canonical->encode (
		3696	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3697	);
3106	}	3698	}
3107		3699
3108	sub reload_treasures {	3700	sub reload_treasures {
3109	load_resource_file "$DATADIR/treasures"	3701	load_resource_file "$DATADIR/treasures"
3110	or die "unable to load treasurelists\n";	3702	or die "unable to load treasurelists\n";
3111	}	3703	}
3112		3704
		3705	sub reload_sound {
		3706	trace "loading sound config from $DATADIR/sound\n";
		3707
		3708	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3709
		3710	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3711	my $sound = $soundconf->{compat}[$_]
		3712	or next;
		3713
		3714	my $face = cf::face::find "sound/$sound->[1]";
		3715	cf::sound::set $sound->[0] => $face;
		3716	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3717	}
		3718
		3719	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3720	my $face = cf::face::find "sound/$v";
		3721	cf::sound::set $k => $face;
		3722	}
		3723	}
		3724
3113	sub reload_resources {	3725	sub reload_resources {
3114	warn "reloading resource files...\n";	3726	trace "reloading resource files...\n";
3115		3727
		3728	reload_materials;
		3729	reload_facedata;
		3730	reload_exp_table;
		3731	reload_sound;
		3732	reload_archetypes;
3116	reload_regions;	3733	reload_regions;
3117	reload_facedata;
3118	#reload_archetypes;#d#
3119	reload_archetypes;
3120	reload_treasures;	3734	reload_treasures;
3121		3735
3122	warn "finished reloading resource files\n";	3736	trace "finished reloading resource files\n";
3123	}
3124
3125	sub init {
3126	reload_resources;
3127	}	3737	}
3128		3738
3129	sub reload_config {	3739	sub reload_config {
3130	open my $fh, "<:utf8", "$CONFDIR/config"	3740	trace "reloading config file...\n";
3131	or return;
3132		3741
3133	local $/;	3742	my $config = load_file "$CONFDIR/config";
3134	*CFG = YAML::Syck::Load <$fh>;	3743	utf8::decode $config;
		3744	*CFG = decode_yaml $config;
3135		3745
3136	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3746	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3137		3747
3138	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3748	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3139	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3749	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3140		3750
3141	if (exists $CFG{mlockall}) {	3751	if (exists $CFG{mlockall}) {
…		…
3145	};	3755	};
3146	warn $@ if $@;	3756	warn $@ if $@;
3147	}	3757	}
3148	}	3758	}
3149		3759
		3760	sub pidfile() {
		3761	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3762	or die "$PIDFILE: $!";
		3763	flock $fh, &Fcntl::LOCK_EX
		3764	or die "$PIDFILE: flock: $!";
		3765	$fh
		3766	}
		3767
		3768	# make sure only one server instance is running at any one time
		3769	sub atomic {
		3770	my $fh = pidfile;
		3771
		3772	my $pid = <$fh>;
		3773	kill 9, $pid if $pid > 0;
		3774
		3775	seek $fh, 0, 0;
		3776	print $fh $$;
		3777	}
		3778
		3779	sub main_loop {
		3780	trace "EV::loop starting\n";
		3781	if (1) {
		3782	EV::loop;
		3783	}
		3784	trace "EV::loop returned\n";
		3785	goto &main_loop unless $REALLY_UNLOOP;
		3786	}
		3787
3150	sub main {	3788	sub main {
		3789	cf::init_globals; # initialise logging
		3790
		3791	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3792	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3793	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3794	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3795
		3796	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3797
3151	# we must not ever block the main coroutine	3798	# we must not ever block the main coroutine
3152	local $Coro::idle = sub {	3799	$Coro::idle = sub {
3153	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3800	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3154	(async {	3801	(async {
3155	Event::one_event;	3802	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3803	EV::loop EV::LOOP_ONESHOT;
3156	})->prio (Coro::PRIO_MAX);	3804	})->prio (Coro::PRIO_MAX);
3157	};	3805	};
3158		3806
		3807	evthread_start IO::AIO::poll_fileno;
		3808
		3809	cf::sync_job {
		3810	cf::incloader::init ();
		3811
		3812	db_init;
		3813
		3814	cf::init_anim;
		3815	cf::init_attackmess;
		3816	cf::init_dynamic;
		3817
		3818	cf::load_settings;
		3819
		3820	reload_resources;
3159	reload_config;	3821	reload_config;
3160	db_init;	3822
		3823	cf::init_uuid;
		3824	cf::init_signals;
		3825	cf::init_skills;
		3826
		3827	cf::init_beforeplay;
		3828
		3829	atomic;
		3830
3161	load_extensions;	3831	load_extensions;
3162		3832
3163	$TICK_WATCHER->start;	3833	utime time, time, $RUNTIMEFILE;
3164	Event::loop;	3834
		3835	# no (long-running) fork's whatsoever before this point(!)
		3836	use POSIX ();
		3837	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3838
		3839	cf::_post_init 0;
		3840	};
		3841
		3842	cf::object::thawer::errors_are_fatal 0;
		3843	info "parse errors in files are no longer fatal from this point on.\n";
		3844
		3845	AE::postpone {
		3846	undef &main; # free gobs of memory :)
		3847	};
		3848
		3849	goto &main_loop;
3165	}	3850	}
3166		3851
3167	#############################################################################	3852	#############################################################################
3168	# initialisation and cleanup	3853	# initialisation and cleanup
3169		3854
3170	# install some emergency cleanup handlers	3855	# install some emergency cleanup handlers
3171	BEGIN {	3856	BEGIN {
		3857	our %SIGWATCHER = ();
3172	for my $signal (qw(INT HUP TERM)) {	3858	for my $signal (qw(INT HUP TERM)) {
3173	Event->signal (	3859	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3174	reentrant => 0,
3175	data => WF_AUTOCANCEL,
3176	signal => $signal,
3177	prio => 0,
3178	cb => sub {
3179	cf::cleanup "SIG$signal";	3860	cf::cleanup "SIG$signal";
3180	},
3181	);	3861	};
3182	}	3862	}
3183	}	3863	}
3184		3864
3185	sub write_runtime {	3865	sub write_runtime_sync {
3186	my $runtime = "$LOCALDIR/runtime";	3866	my $t0 = AE::time;
3187		3867
3188	# first touch the runtime file to show we are still running:	3868	# first touch the runtime file to show we are still running:
3189	# the fsync below can take a very very long time.	3869	# the fsync below can take a very very long time.
3190		3870
3191	IO::AIO::aio_utime $runtime, undef, undef;	3871	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3192		3872
3193	my $guard = cf::lock_acquire "write_runtime";	3873	my $guard = cf::lock_acquire "write_runtime";
3194		3874
3195	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3875	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3196	or return;	3876	or return;
3197		3877
3198	my $value = $cf::RUNTIME + 90 + 10;	3878	my $value = $cf::RUNTIME + 90 + 10;
3199	# 10 is the runtime save interval, for a monotonic clock	3879	# 10 is the runtime save interval, for a monotonic clock
3200	# 60 allows for the watchdog to kill the server.	3880	# 60 allows for the watchdog to kill the server.
…		…
3210	aio_utime $fh, undef, undef;	3890	aio_utime $fh, undef, undef;
3211		3891
3212	close $fh	3892	close $fh
3213	or return;	3893	or return;
3214		3894
3215	aio_rename "$runtime~", $runtime	3895	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3216	and return;	3896	and return;
3217		3897
3218	warn "runtime file written.\n";	3898	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3219		3899
3220	1	3900	1
		3901	}
		3902
		3903	our $uuid_lock;
		3904	our $uuid_skip;
		3905
		3906	sub write_uuid_sync($) {
		3907	$uuid_skip ||= $_[0];
		3908
		3909	return if $uuid_lock;
		3910	local $uuid_lock = 1;
		3911
		3912	my $uuid = "$LOCALDIR/uuid";
		3913
		3914	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3915	or return;
		3916
		3917	my $value = uuid_seq uuid_cur;
		3918
		3919	unless ($value) {
		3920	info "cowardly refusing to write zero uuid value!\n";
		3921	return;
		3922	}
		3923
		3924	my $value = uuid_str $value + $uuid_skip;
		3925	$uuid_skip = 0;
		3926
		3927	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3928	and return;
		3929
		3930	# always fsync - this file is important
		3931	aio_fsync $fh
		3932	and return;
		3933
		3934	close $fh
		3935	or return;
		3936
		3937	aio_rename "$uuid~", $uuid
		3938	and return;
		3939
		3940	trace "uuid file written ($value).\n";
		3941
		3942	1
		3943
		3944	}
		3945
		3946	sub write_uuid($$) {
		3947	my ($skip, $sync) = @_;
		3948
		3949	$sync ? write_uuid_sync $skip
		3950	: async { write_uuid_sync $skip };
3221	}	3951	}
3222		3952
3223	sub emergency_save() {	3953	sub emergency_save() {
3224	my $freeze_guard = cf::freeze_mainloop;	3954	my $freeze_guard = cf::freeze_mainloop;
3225		3955
3226	warn "enter emergency perl save\n";	3956	info "emergency_perl_save: enter\n";
		3957
		3958	# this is a trade-off: we want to be very quick here, so
		3959	# save all maps without fsync, and later call a global sync
		3960	# (which in turn might be very very slow)
		3961	local $USE_FSYNC = 0;
3227		3962
3228	cf::sync_job {	3963	cf::sync_job {
		3964	cf::write_runtime_sync; # external watchdog should not bark
		3965
3229	# use a peculiar iteration method to avoid tripping on perl	3966	# use a peculiar iteration method to avoid tripping on perl
3230	# refcount bugs in for. also avoids problems with players	3967	# refcount bugs in for. also avoids problems with players
3231	# and maps saved/destroyed asynchronously.	3968	# and maps saved/destroyed asynchronously.
3232	warn "begin emergency player save\n";	3969	info "emergency_perl_save: begin player save\n";
3233	for my $login (keys %cf::PLAYER) {	3970	for my $login (keys %cf::PLAYER) {
3234	my $pl = $cf::PLAYER{$login} or next;	3971	my $pl = $cf::PLAYER{$login} or next;
3235	$pl->valid or next;	3972	$pl->valid or next;
		3973	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3236	$pl->save;	3974	$pl->save;
3237	}	3975	}
3238	warn "end emergency player save\n";	3976	info "emergency_perl_save: end player save\n";
3239		3977
3240	warn "begin emergency map save\n";	3978	cf::write_runtime_sync; # external watchdog should not bark
		3979
		3980	info "emergency_perl_save: begin map save\n";
3241	for my $path (keys %cf::MAP) {	3981	for my $path (keys %cf::MAP) {
3242	my $map = $cf::MAP{$path} or next;	3982	my $map = $cf::MAP{$path} or next;
3243	$map->valid or next;	3983	$map->valid or next;
3244	$map->save;	3984	$map->save;
3245	}	3985	}
3246	warn "end emergency map save\n";	3986	info "emergency_perl_save: end map save\n";
3247		3987
3248	warn "begin emergency database checkpoint\n";	3988	cf::write_runtime_sync; # external watchdog should not bark
		3989
		3990	info "emergency_perl_save: begin database checkpoint\n";
3249	BDB::db_env_txn_checkpoint $DB_ENV;	3991	BDB::db_env_txn_checkpoint $DB_ENV;
3250	warn "end emergency database checkpoint\n";	3992	info "emergency_perl_save: end database checkpoint\n";
		3993
		3994	info "emergency_perl_save: begin write uuid\n";
		3995	write_uuid_sync 1;
		3996	info "emergency_perl_save: end write uuid\n";
		3997
		3998	cf::write_runtime_sync; # external watchdog should not bark
		3999
		4000	trace "emergency_perl_save: syncing database to disk";
		4001	BDB::db_env_txn_checkpoint $DB_ENV;
		4002
		4003	info "emergency_perl_save: starting sync\n";
		4004	IO::AIO::aio_sync sub {
		4005	info "emergency_perl_save: finished sync\n";
		4006	};
		4007
		4008	cf::write_runtime_sync; # external watchdog should not bark
		4009
		4010	trace "emergency_perl_save: flushing outstanding aio requests";
		4011	while (IO::AIO::nreqs || BDB::nreqs) {
		4012	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4013	}
		4014
		4015	cf::write_runtime_sync; # external watchdog should not bark
3251	};	4016	};
3252		4017
3253	warn "leave emergency perl save\n";	4018	info "emergency_perl_save: leave\n";
3254	}	4019	}
3255		4020
3256	sub post_cleanup {	4021	sub post_cleanup {
3257	my ($make_core) = @_;	4022	my ($make_core) = @_;
3258		4023
		4024	IO::AIO::flush;
		4025
3259	warn Carp::longmess "post_cleanup backtrace"	4026	error Carp::longmess "post_cleanup backtrace"
3260	if $make_core;	4027	if $make_core;
		4028
		4029	my $fh = pidfile;
		4030	unlink $PIDFILE if <$fh> == $$;
		4031	}
		4032
		4033	# a safer delete_package, copied from Symbol
		4034	sub clear_package($) {
		4035	my $pkg = shift;
		4036
		4037	# expand to full symbol table name if needed
		4038	unless ($pkg =~ /^main::.*::$/) {
		4039	$pkg = "main$pkg" if $pkg =~ /^::/;
		4040	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4041	$pkg .= '::' unless $pkg =~ /::$/;
		4042	}
		4043
		4044	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4045	my $stem_symtab = *{$stem}{HASH};
		4046
		4047	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4048	or return;
		4049
		4050	# clear all symbols
		4051	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4052	for my $name (keys %$leaf_symtab) {
		4053	_gv_clear *{"$pkg$name"};
		4054	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4055	}
3261	}	4056	}
3262		4057
3263	sub do_reload_perl() {	4058	sub do_reload_perl() {
3264	# can/must only be called in main	4059	# can/must only be called in main
3265	if ($Coro::current != $Coro::main) {	4060	unless (in_main) {
3266	warn "can only reload from main coroutine";	4061	error "can only reload from main coroutine";
3267	return;	4062	return;
3268	}	4063	}
3269		4064
3270	warn "reloading...";	4065	return if $RELOAD++;
3271		4066
3272	warn "entering sync_job";	4067	my $t1 = AE::time;
3273		4068
		4069	while ($RELOAD) {
		4070	cf::get_slot 0.1, -1, "reload_perl";
		4071	info "perl_reload: reloading...";
		4072
		4073	trace "perl_reload: entering sync_job";
		4074
3274	cf::sync_job {	4075	cf::sync_job {
3275	cf::write_runtime; # external watchdog should not bark
3276	cf::emergency_save;	4076	#cf::emergency_save;
3277	cf::write_runtime; # external watchdog should not bark
3278		4077
3279	warn "syncing database to disk";
3280	BDB::db_env_txn_checkpoint $DB_ENV;
3281
3282	# if anything goes wrong in here, we should simply crash as we already saved
3283
3284	warn "cancelling all WF_AUTOCANCEL watchers";
3285	for (Event::all_watchers) {
3286	$_->cancel if $_->data & WF_AUTOCANCEL;
3287	}
3288
3289	warn "flushing outstanding aio requests";
3290	for (;;) {
3291	BDB::flush;
3292	IO::AIO::flush;
3293	Coro::cede;
3294	last unless IO::AIO::nreqs || BDB::nreqs;
3295	warn "iterate...";
3296	}
3297
3298	++$RELOAD;
3299
3300	warn "cancelling all extension coros";	4078	trace "perl_reload: cancelling all extension coros";
3301	$_->cancel for values %EXT_CORO;	4079	$_->cancel for values %EXT_CORO;
3302	%EXT_CORO = ();	4080	%EXT_CORO = ();
3303		4081
3304	warn "removing commands";	4082	trace "perl_reload: removing commands";
3305	%COMMAND = ();	4083	%COMMAND = ();
3306		4084
3307	warn "removing ext/exti commands";	4085	trace "perl_reload: removing ext/exti commands";
3308	%EXTCMD = ();	4086	%EXTCMD = ();
3309	%EXTICMD = ();	4087	%EXTICMD = ();
3310		4088
3311	warn "unloading/nuking all extensions";	4089	trace "perl_reload: unloading/nuking all extensions";
3312	for my $pkg (@EXTS) {	4090	for my $pkg (@EXTS) {
3313	warn "... unloading $pkg";	4091	trace "... unloading $pkg";
3314		4092
3315	if (my $cb = $pkg->can ("unload")) {	4093	if (my $cb = $pkg->can ("unload")) {
3316	eval {	4094	eval {
3317	$cb->($pkg);	4095	$cb->($pkg);
3318	1	4096	1
3319	} or warn "$pkg unloaded, but with errors: $@";	4097	} or error "$pkg unloaded, but with errors: $@";
		4098	}
		4099
		4100	trace "... clearing $pkg";
		4101	clear_package $pkg;
3320	}	4102	}
3321		4103
3322	warn "... nuking $pkg";
3323	Symbol::delete_package $pkg;
3324	}
3325
3326	warn "unloading all perl modules loaded from $LIBDIR";	4104	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3327	while (my ($k, $v) = each %INC) {	4105	while (my ($k, $v) = each %INC) {
3328	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4106	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3329		4107
3330	warn "... unloading $k";	4108	trace "... unloading $k";
3331	delete $INC{$k};	4109	delete $INC{$k};
3332		4110
3333	$k =~ s/\.pm$//;	4111	$k =~ s/\.pm$//;
3334	$k =~ s/\//::/g;	4112	$k =~ s/\//::/g;
3335		4113
3336	if (my $cb = $k->can ("unload_module")) {	4114	if (my $cb = $k->can ("unload_module")) {
3337	$cb->();	4115	$cb->();
		4116	}
		4117
		4118	clear_package $k;
3338	}	4119	}
3339		4120
3340	Symbol::delete_package $k;
3341	}
3342
3343	warn "getting rid of safe::, as good as possible";	4121	trace "perl_reload: getting rid of safe::, as good as possible";
3344	Symbol::delete_package "safe::$_"	4122	clear_package "safe::$_"
3345	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4123	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3346		4124
3347	warn "unloading cf.pm \"a bit\"";	4125	trace "perl_reload: unloading cf.pm \"a bit\"";
3348	delete $INC{"cf.pm"};	4126	delete $INC{"cf.pm"};
3349	delete $INC{"cf/pod.pm"};	4127	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3350		4128
3351	# don't, removes xs symbols, too,	4129	# don't, removes xs symbols, too,
3352	# and global variables created in xs	4130	# and global variables created in xs
3353	#Symbol::delete_package __PACKAGE__;	4131	#clear_package __PACKAGE__;
3354		4132
3355	warn "unload completed, starting to reload now";	4133	info "perl_reload: unload completed, starting to reload now";
3356		4134
3357	warn "reloading cf.pm";	4135	trace "perl_reload: reloading cf.pm";
3358	require cf;	4136	require cf;
3359	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4137	cf::_connect_to_perl_1;
3360		4138
3361	warn "loading config and database again";	4139	trace "perl_reload: loading config and database again";
3362	cf::reload_config;	4140	cf::reload_config;
3363		4141
3364	warn "loading extensions";	4142	trace "perl_reload: loading extensions";
3365	cf::load_extensions;	4143	cf::load_extensions;
3366		4144
		4145	if ($REATTACH_ON_RELOAD) {
3367	warn "reattaching attachments to objects/players";	4146	trace "perl_reload: reattaching attachments to objects/players";
3368	_global_reattach; # objects, sockets	4147	_global_reattach; # objects, sockets
3369	warn "reattaching attachments to maps";	4148	trace "perl_reload: reattaching attachments to maps";
3370	reattach $_ for values %MAP;	4149	reattach $_ for values %MAP;
3371	warn "reattaching attachments to players";	4150	trace "perl_reload: reattaching attachments to players";
3372	reattach $_ for values %PLAYER;	4151	reattach $_ for values %PLAYER;
		4152	}
3373		4153
3374	warn "leaving sync_job";	4154	cf::_post_init 1;
3375		4155
		4156	trace "perl_reload: leaving sync_job";
		4157
3376	1	4158	1
3377	} or do {	4159	} or do {
3378	warn $@;	4160	error $@;
3379	warn "error while reloading, exiting.";	4161	cf::cleanup "perl_reload: error, exiting.";
3380	exit 1;	4162	};
		4163
		4164	--$RELOAD;
3381	};	4165	}
3382		4166
3383	warn "reloaded";	4167	$t1 = AE::time - $t1;
		4168	info "perl_reload: completed in ${t1}s\n";
3384	};	4169	};
3385		4170
3386	our $RELOAD_WATCHER; # used only during reload	4171	our $RELOAD_WATCHER; # used only during reload
3387		4172
3388	sub reload_perl() {	4173	sub reload_perl() {
3389	# doing reload synchronously and two reloads happen back-to-back,	4174	# doing reload synchronously and two reloads happen back-to-back,
3390	# coro crashes during coro_state_free->destroy here.	4175	# coro crashes during coro_state_free->destroy here.
3391		4176
3392	$RELOAD_WATCHER ||= Event->timer (	4177	$RELOAD_WATCHER ||= cf::async {
3393	reentrant => 0,	4178	Coro::AIO::aio_wait cache_extensions;
3394	after => 0,	4179
3395	data => WF_AUTOCANCEL,	4180	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3396	cb => sub {
3397	do_reload_perl;	4181	do_reload_perl;
3398	undef $RELOAD_WATCHER;	4182	undef $RELOAD_WATCHER;
3399	},	4183	};
3400	);	4184	};
3401	}	4185	}
3402		4186
3403	register_command "reload" => sub {	4187	register_command "reload" => sub {
3404	my ($who, $arg) = @_;	4188	my ($who, $arg) = @_;
3405		4189
3406	if ($who->flag (FLAG_WIZ)) {	4190	if ($who->flag (FLAG_WIZ)) {
3407	$who->message ("reloading server.");	4191	$who->message ("reloading server.");
		4192	async {
		4193	$Coro::current->{desc} = "perl_reload";
3408	async { reload_perl };	4194	reload_perl;
		4195	};
3409	}	4196	}
3410	};	4197	};
3411		4198
3412	unshift @INC, $LIBDIR;	4199	#############################################################################
3413		4200
3414	my $bug_warning = 0;	4201	my $bug_warning = 0;
3415		4202
3416	our @WAIT_FOR_TICK;
3417	our @WAIT_FOR_TICK_BEGIN;
3418
3419	sub wait_for_tick {	4203	sub wait_for_tick() {
3420	return unless $TICK_WATCHER->is_active;	4204	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3421	return if $Coro::current == $Coro::main;
3422		4205
3423	my $signal = new Coro::Signal;	4206	$WAIT_FOR_TICK->wait;
3424	push @WAIT_FOR_TICK, $signal;
3425	$signal->wait;
3426	}	4207	}
3427		4208
3428	sub wait_for_tick_begin {	4209	sub wait_for_tick_begin() {
3429	return unless $TICK_WATCHER->is_active;	4210	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3430	return if $Coro::current == $Coro::main;
3431		4211
3432	my $signal = new Coro::Signal;	4212	my $signal = new Coro::Signal;
3433	push @WAIT_FOR_TICK_BEGIN, $signal;	4213	push @WAIT_FOR_TICK_BEGIN, $signal;
3434	$signal->wait;	4214	$signal->wait;
3435	}	4215	}
3436		4216
3437	my $min = 1e6;#d#	4217	sub tick {
3438	my $avg = 10;
3439	$TICK_WATCHER = Event->timer (
3440	reentrant => 0,
3441	parked => 1,
3442	prio => 0,
3443	at => $NEXT_TICK || $TICK,
3444	data => WF_AUTOCANCEL,
3445	cb => sub {
3446	if ($Coro::current != $Coro::main) {	4218	if ($Coro::current != $Coro::main) {
3447	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4219	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3448	unless ++$bug_warning > 10;	4220	unless ++$bug_warning > 10;
3449	return;	4221	return;
3450	}	4222	}
3451		4223
3452	$NOW = $tick_start = Event::time;	4224	cf::one_tick; # one server iteration
3453		4225
3454	cf::server_tick; # one server iteration	4226	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3455		4227
3456	0 && sync_job {#d#	4228	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3457	for(1..10) {	4229	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3458	my $t = Event::time;	4230	Coro::async_pool {
3459	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4231	$Coro::current->{desc} = "runtime saver";
3460	or die;	4232	write_runtime_sync
3461		4233	or error "ERROR: unable to write runtime file: $!";
3462	$map->width (50);
3463	$map->height (50);
3464	$map->alloc;
3465	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3466	my $t = Event::time - $t;
3467
3468	#next unless $t < 0.0013;#d#
3469	if ($t < $min) {
3470	$min = $t;
3471	}
3472	$avg = $avg * 0.99 + $t * 0.01;
3473	}
3474	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3475	exit 0;
3476	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3477	};	4234	};
		4235	}
3478		4236
3479	$RUNTIME += $TICK;
3480	$NEXT_TICK += $TICK;
3481
3482	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3483	$NEXT_RUNTIME_WRITE = $NOW + 10;
3484	Coro::async_pool {
3485	write_runtime
3486	or warn "ERROR: unable to write runtime file: $!";
3487	};
3488	}
3489
3490	# my $AFTER = Event::time;
3491	# warn $AFTER - $NOW;#d#
3492
3493	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4237	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3494	$sig->send;	4238	$sig->send;
3495	}	4239	}
3496	while (my $sig = shift @WAIT_FOR_TICK) {	4240	$WAIT_FOR_TICK->broadcast;
3497	$sig->send;
3498	}
3499		4241
3500	$NOW = Event::time;	4242	$LOAD = ($NOW - $TICK_START) / $TICK;
3501
3502	# if we are delayed by four ticks or more, skip them all
3503	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3504
3505	$TICK_WATCHER->at ($NEXT_TICK);
3506	$TICK_WATCHER->start;
3507
3508	$LOAD = ($NOW - $tick_start) / $TICK;
3509	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4243	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3510		4244
3511	_post_tick;	4245	if (0) {
3512		4246	if ($NEXT_TICK) {
3513		4247	my $jitter = $TICK_START - $NEXT_TICK;
		4248	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4249	debug "jitter $JITTER\n";#d#
		4250	}
3514	},	4251	}
3515	);	4252	}
3516		4253
3517	{	4254	{
3518	BDB::max_poll_time $TICK * 0.1;	4255	# configure BDB
3519	$BDB_POLL_WATCHER = Event->io (	4256	info "initialising database";
3520	reentrant => 0,	4257
3521	fd => BDB::poll_fileno,
3522	poll => 'r',
3523	prio => 0,
3524	data => WF_AUTOCANCEL,
3525	cb => \&BDB::poll_cb,
3526	);
3527	BDB::min_parallel 8;	4258	BDB::min_parallel 16;
3528		4259	BDB::max_poll_reqs $TICK * 0.1;
3529	BDB::set_sync_prepare {	4260	#$AnyEvent::BDB::WATCHER->priority (1);
3530	my $status;
3531	my $current = $Coro::current;
3532	(
3533	sub {
3534	$status = $!;
3535	$current->ready; undef $current;
3536	},
3537	sub {
3538	Coro::schedule while defined $current;
3539	$! = $status;
3540	},
3541	)
3542	};
3543		4261
3544	unless ($DB_ENV) {	4262	unless ($DB_ENV) {
3545	$DB_ENV = BDB::db_env_create;	4263	$DB_ENV = BDB::db_env_create;
		4264	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4265	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4266	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4267	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4268	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3546		4269
3547	cf::sync_job {	4270	cf::sync_job {
3548	eval {	4271	eval {
3549	BDB::db_env_open	4272	BDB::db_env_open
3550	$DB_ENV,	4273	$DB_ENV,
…		…
3552	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4275	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3553	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4276	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3554	0666;	4277	0666;
3555		4278
3556	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4279	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3557
3558	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3559	$DB_ENV->set_lk_detect;
3560	};	4280	};
3561		4281
3562	cf::cleanup "db_env_open(db): $@" if $@;	4282	cf::cleanup "db_env_open(db): $@" if $@;
3563	};	4283	};
3564	}	4284	}
		4285
		4286	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4287	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4288	};
		4289	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4290	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4291	};
		4292	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4293	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4294	};
		4295
		4296	info "database initialised";
3565	}	4297	}
3566		4298
3567	{	4299	{
		4300	# configure IO::AIO
		4301
		4302	info "initialising aio";
3568	IO::AIO::min_parallel 8;	4303	IO::AIO::min_parallel 8;
3569
3570	undef $Coro::AIO::WATCHER;
3571	IO::AIO::max_poll_time $TICK * 0.1;	4304	IO::AIO::max_poll_time $TICK * 0.1;
3572	$AIO_POLL_WATCHER = Event->io (	4305	undef $AnyEvent::AIO::WATCHER;
3573	reentrant => 0,	4306	info "aio initialised";
3574	data => WF_AUTOCANCEL,
3575	fd => IO::AIO::poll_fileno,
3576	poll => 'r',
3577	prio => 6,
3578	cb => \&IO::AIO::poll_cb,
3579	);
3580	}	4307	}
3581		4308
3582	my $_log_backtrace;	4309	our $_log_backtrace;
		4310	our $_log_backtrace_last;
3583		4311
3584	sub _log_backtrace {	4312	sub _log_backtrace {
3585	my ($msg, @addr) = @_;	4313	my ($msg, @addr) = @_;
3586		4314
3587	$msg =~ s/\n//;	4315	$msg =~ s/\n$//;
3588		4316
		4317	if ($_log_backtrace_last eq $msg) {
		4318	LOG llevInfo, "[ABT] $msg\n";
		4319	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3589	# limit the # of concurrent backtraces	4320	# limit the # of concurrent backtraces
3590	if ($_log_backtrace < 2) {	4321	} elsif ($_log_backtrace < 2) {
		4322	$_log_backtrace_last = $msg;
3591	++$_log_backtrace;	4323	++$_log_backtrace;
		4324	my $perl_bt = Carp::longmess $msg;
3592	async {	4325	async {
		4326	$Coro::current->{desc} = "abt $msg";
		4327
3593	my @bt = fork_call {	4328	my @bt = fork_call {
3594	@addr = map { sprintf "%x", $_ } @addr;	4329	@addr = map { sprintf "%x", $_ } @addr;
3595	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4330	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3596	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4331	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3597	or die "addr2line: $!";	4332	or die "addr2line: $!";
…		…
3605	}	4340	}
3606		4341
3607	@funcs	4342	@funcs
3608	};	4343	};
3609		4344
3610	LOG llevInfo, "[ABT] $msg\n";	4345	LOG llevInfo, "[ABT] $perl_bt\n";
		4346	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3611	LOG llevInfo, "[ABT] $_\n" for @bt;	4347	LOG llevInfo, "[ABT] $_\n" for @bt;
3612	--$_log_backtrace;	4348	--$_log_backtrace;
3613	};	4349	};
3614	} else {	4350	} else {
3615	LOG llevInfo, "[ABT] $msg\n";	4351	LOG llevInfo, "[ABT] $msg\n";
3616	LOG llevInfo, "[ABT] [suppressed]\n";	4352	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3617	}	4353	}
3618	}	4354	}
3619		4355
3620	# load additional modules	4356	# load additional modules
3621	use cf::pod;	4357	require "cf/$_.pm" for @EXTRA_MODULES;
		4358	cf::_connect_to_perl_2;
3622		4359
3623	END { cf::emergency_save }	4360	END { cf::emergency_save }
3624		4361
3625	1	4362	1
3626		4363

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