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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.378 by root, Thu Oct 4 11:36:54 2007 UTC vs.
Revision 1.598 by root, Sun Nov 11 02:38:10 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;
34	use Compress::LZF;	63	use Compress::LZF;
35	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
36		67
37	# configure various modules to our taste	68	# configure various modules to our taste
38	#	69	#
39	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	71	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		72
		73	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		74
		75	# make sure c-lzf reinitialises itself
		76	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	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		78
43	$Event::Eval = 1; # no idea why this is required, but it is	79	# strictly for debugging
44		80	$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		81
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		83
		84	our @ORIG_INC;
51		85
52	our %COMMAND = ();	86	our %COMMAND = ();
53	our %COMMAND_TIME = ();	87	our %COMMAND_TIME = ();
54		88
55	our @EXTS = (); # list of extension package names	89	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	90	our %EXTCMD = ();
		91	our %EXTACMD = ();
57	our %EXTICMD = ();	92	our %EXTICMD = ();
		93	our %EXTIACMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	94	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	95	our %EXT_MAP = (); # pluggable maps
60		96
61	our $RELOAD; # number of reloads so far	97	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	98	our @EVENT;
		99	our @REFLECT; # set by XS
		100	our %REFLECT; # set by us
63		101
64	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
		103
65	our $DATADIR = datadir;	104	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	105	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	106	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	107	our $MAPDIR = "$DATADIR/" . mapdir;
		108
69	our $LOCALDIR = localdir;	109	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	110	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	111	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	112	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	113	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	114	our $BDBDIR = "$LOCALDIR/db";
		115	our $PIDFILE = "$LOCALDIR/pid";
		116	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		117
		118	#our %RESOURCE; # unused
		119
		120	our $OUTPUT_RATE_MIN = 3000;
		121	our $OUTPUT_RATE_MAX = 1000000;
		122
		123	our $MAX_LINKS = 32; # how many chained exits to follow
		124	our $VERBOSE_IO = 1;
75		125
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	126	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	127	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	128	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	129	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		130
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	131	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	132	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	133	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	134	our $DB_ENV;
89		135
		136	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		137
90	our %CFG;	138	our %CFG;
		139	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
91		140
92	our $UPTIME; $UPTIME ||= time;	141	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	142	our $RUNTIME = 0;
		143	our $SERVER_TICK = 0;
		144	our $NOW;
94		145
95	our (%PLAYER, %PLAYER_LOADING); # all users	146	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	147	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	148	our $LINK_MAP; # the special {link} map, which is always available
98		149
99	# used to convert map paths into valid unix filenames by replacing / by ∕	150	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	151	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		152
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	153	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	154	our $LOADAVG; # same thing, but with alpha-smoothing
		155	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	156	our $TICK_START; # for load detecting purposes
		157
		158	our @POST_INIT;
		159
		160	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		161	our $REALLY_UNLOOP; # never set to true, please :)
		162
		163	our $WAIT_FOR_TICK = new Coro::Signal;
		164	our @WAIT_FOR_TICK_BEGIN;
105		165
106	binmode STDOUT;	166	binmode STDOUT;
107	binmode STDERR;	167	binmode STDERR;
108		168
109	# read virtual server time, if available	169	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	170	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	171	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	172	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	173	$RUNTIME = <$fh> + 0.;
114	}	174	}
		175
		176	eval "sub TICK() { $TICK } 1" or die;
115		177
116	mkdir $_	178	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	179	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		180
119	our $EMERGENCY_POSITION;	181	our $EMERGENCY_POSITION;
120		182
121	sub cf::map::normalise;	183	sub cf::map::normalise;
122		184
		185	sub in_main() {
		186	$Coro::current == $Coro::main
		187	}
		188
123	#############################################################################	189	#############################################################################
124		190
		191	%REFLECT = ();
		192	for (@REFLECT) {
		193	my $reflect = JSON::XS::decode_json $_;
		194	$REFLECT{$reflect->{class}} = $reflect;
		195	}
		196
		197	# this is decidedly evil
		198	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		199
		200	#############################################################################
		201
125	=head2 GLOBAL VARIABLES	202	=head2 GLOBAL VARIABLES
126		203
127	=over 4	204	=over 4
128		205
129	=item $cf::UPTIME	206	=item $cf::UPTIME
130		207
131	The timestamp of the server start (so not actually an uptime).	208	The timestamp of the server start (so not actually an "uptime").
		209
		210	=item $cf::SERVER_TICK
		211
		212	An unsigned integer that starts at zero when the server is started and is
		213	incremented on every tick.
		214
		215	=item $cf::NOW
		216
		217	The (real) time of the last (current) server tick - updated before and
		218	after tick processing, so this is useful only as a rough "what time is it
		219	now" estimate.
		220
		221	=item $cf::TICK
		222
		223	The interval between each server tick, in seconds.
132		224
133	=item $cf::RUNTIME	225	=item $cf::RUNTIME
134		226
135	The time this server has run, starts at 0 and is increased by $cf::TICK on	227	The time this server has run, starts at 0 and is increased by $cf::TICK on
136	every server tick.	228	every server tick.
137		229
138	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	230	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
139	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	231	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
140	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	232	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
141		233
142	Various directories - "/etc", read-only install directory, perl-library	234	Various directories - "/etc", read-only install directory, perl-library
143	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	235	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
144	unique-items directory, player file directory, random maps directory and	236	unique-items directory, player file directory, random maps directory and
145	database environment.	237	database environment.
146		238
147	=item $cf::NOW
148
149	The time of the last (current) server tick.
150
151	=item $cf::TICK
152
153	The interval between server ticks, in seconds.
154
155	=item $cf::LOADAVG	239	=item $cf::LOADAVG
156		240
157	The current CPU load on the server (alpha-smoothed), as a value between 0	241	The current CPU load on the server (alpha-smoothed), as a value between 0
158	(none) and 1 (overloaded), indicating how much time is spent on processing	242	(none) and 1 (overloaded), indicating how much time is spent on processing
159	objects per tick. Healthy values are < 0.5.	243	objects per tick. Healthy values are < 0.5.
…		…
162		246
163	The raw value load value from the last tick.	247	The raw value load value from the last tick.
164		248
165	=item %cf::CFG	249	=item %cf::CFG
166		250
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	251	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	252	from wherever your confdir points to.
169		253
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	254	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		255
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	256	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	257	returns directly I<after> the tick processing (and consequently, can only wake one thread
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	258	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		259
		260	Note that cf::Wait_for_tick will immediately return when the server is not
		261	ticking, making it suitable for small pauses in threads that need to run
		262	when the server is paused. If that is not applicable (i.e. you I<really>
		263	want to wait, use C<$cf::WAIT_FOR_TICK>).
		264
		265	=item $cf::WAIT_FOR_TICK
		266
		267	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		268	variable contains a L<Coro::Signal> that is broadcats after every server
		269	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		270	next server tick.
		271
		272	=cut
		273
		274	sub wait_for_tick();
		275	sub wait_for_tick_begin();
		276
176	=item @cf::INVOKE_RESULTS	277	=item @cf::INVOKE_RESULTS
177		278
178	This array contains the results of the last C<invoke ()> call. When	279	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	280	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	281	that call.
181		282
		283	=item %cf::REFLECT
		284
		285	Contains, for each (C++) class name, a hash reference with information
		286	about object members (methods, scalars, arrays and flags) and other
		287	metadata, which is useful for introspection.
		288
182	=back	289	=back
183		290
184	=cut	291	=cut
185		292
186	BEGIN {	293	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	294	sub warn (@) { LOG llevWarn , join "", @_ }
		295	sub info (@) { LOG llevInfo , join "", @_ }
		296	sub debug(@) { LOG llevDebug, join "", @_ }
		297	sub trace(@) { LOG llevTrace, join "", @_ }
		298
		299	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	300	my $msg = join "", @_;
189		301
190	$msg .= "\n"	302	$msg .= "\n"
191	unless $msg =~ /\n$/;	303	unless $msg =~ /\n$/;
192		304
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	305	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		306
195	LOG llevError, $msg;	307	LOG llevWarn, $msg;
196	};	308	};
197	}	309
		310	$Coro::State::DIEHOOK = sub {
		311	return unless $^S eq 0; # "eq", not "=="
		312
		313	error Carp::longmess $_[0];
		314
		315	if (in_main) {#d#
		316	error "DIEHOOK called in main context, Coro bug?\n";#d#
		317	return;#d#
		318	}#d#
		319
		320	# kill coroutine otherwise
		321	Coro::terminate
		322	};
198		323
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	324	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	325	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	326	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	327	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	334	for my $pkg (qw(
210	cf::global cf::attachable	335	cf::global cf::attachable
211	cf::object cf::object::player	336	cf::object cf::object::player
212	cf::client cf::player	337	cf::client cf::player
213	cf::arch cf::living	338	cf::arch cf::living
		339	cf::map cf::mapspace
214	cf::map cf::party cf::region	340	cf::party cf::region
215	)) {	341	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	342	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	343	}
219		344
220	$Event::DIED = sub {	345	$EV::DIED = sub {
221	warn "error in event callback: @_";	346	warn "error in event callback: $@";
222	};	347	};
		348
		349	#############################################################################
		350
		351	sub fork_call(&@);
		352	sub get_slot($;$$);
223		353
224	#############################################################################	354	#############################################################################
225		355
226	=head2 UTILITY FUNCTIONS	356	=head2 UTILITY FUNCTIONS
227		357
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	378	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	379	$d
250	} || "[unable to dump $_[0]: '$@']";	380	} || "[unable to dump $_[0]: '$@']";
251	}	381	}
252		382
		383	=item $scalar = cf::load_file $path
		384
		385	Loads the given file from path and returns its contents. Croaks on error
		386	and can block.
		387
		388	=cut
		389
		390	sub load_file($) {
		391	0 <= aio_load $_[0], my $data
		392	or Carp::croak "$_[0]: $!";
		393
		394	$data
		395	}
		396
		397	=item $success = cf::replace_file $path, $data, $sync
		398
		399	Atomically replaces the file at the given $path with new $data, and
		400	optionally $sync the data to disk before replacing the file.
		401
		402	=cut
		403
		404	sub replace_file($$;$) {
		405	my ($path, $data, $sync) = @_;
		406
		407	my $lock = cf::lock_acquire ("replace_file:$path");
		408
		409	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		410	or return;
		411
		412	$data = $data->() if ref $data;
		413
		414	length $data == aio_write $fh, 0, (length $data), $data, 0
		415	or return;
		416
		417	!$sync
		418	or !aio_fsync $fh
		419	or return;
		420
		421	aio_close $fh
		422	and return;
		423
		424	aio_rename "$path~", $path
		425	and return;
		426
		427	if ($sync) {
		428	$path =~ s%/[^/]*$%%;
		429	aio_pathsync $path;
		430	}
		431
		432	1
		433	}
		434
253	=item $ref = cf::from_json $json	435	=item $ref = cf::decode_json $json
254		436
255	Converts a JSON string into the corresponding perl data structure.	437	Converts a JSON string into the corresponding perl data structure.
256		438
257	=item $json = cf::to_json $ref	439	=item $json = cf::encode_json $ref
258		440
259	Converts a perl data structure into its JSON representation.	441	Converts a perl data structure into its JSON representation.
260		442
261	=cut	443	=cut
262		444
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	445	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		446
265	sub to_json ($) { $json_coder->encode ($_[0]) }	447	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	448	sub decode_json($) { $json_coder->decode ($_[0]) }
		449
		450	=item $ref = cf::decode_storable $scalar
		451
		452	Same as Coro::Storable::thaw, so blocks.
		453
		454	=cut
		455
		456	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		457
		458	=item $ref = cf::decode_yaml $scalar
		459
		460	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		461
		462	=cut
		463
		464	sub decode_yaml($) {
		465	fork_call { YAML::XS::Load $_[0] } @_
		466	}
		467
		468	=item $scalar = cf::unlzf $scalar
		469
		470	Same as Compress::LZF::compress, but takes server ticks into account, so
		471	blocks.
		472
		473	=cut
		474
		475	sub unlzf($) {
		476	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		477	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		478	Compress::LZF::decompress $_[0]
		479	}
		480
		481	=item cf::post_init { BLOCK }
		482
		483	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		484	but I<before> the server starts ticking again.
		485
		486	The codeblock will have a single boolean argument to indicate whether this
		487	is a reload or not.
		488
		489	=cut
		490
		491	sub post_init(&) {
		492	push @POST_INIT, shift;
		493	}
		494
		495	sub _post_init {
		496	trace "running post_init jobs";
		497
		498	# run them in parallel...
		499
		500	my @join;
		501
		502	while () {
		503	push @join, map &Coro::async ($_, 0), @POST_INIT;
		504	@POST_INIT = ();
		505
		506	@join or last;
		507
		508	(pop @join)->join;
		509	}
		510	}
267		511
268	=item cf::lock_wait $string	512	=item cf::lock_wait $string
269		513
270	Wait until the given lock is available. See cf::lock_acquire.	514	Wait until the given lock is available. See cf::lock_acquire.
271		515
272	=item my $lock = cf::lock_acquire $string	516	=item my $lock = cf::lock_acquire $string
273		517
274	Wait until the given lock is available and then acquires it and returns	518	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	519	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	520	for example when the coroutine gets canceled), the lock is automatically
277	returned.	521	returned.
278		522
279	Locks are *not* recursive, locking from the same coro twice results in a	523	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	524	deadlocked coro.
…		…
286		530
287	Return true if the lock is currently active, i.e. somebody has locked it.	531	Return true if the lock is currently active, i.e. somebody has locked it.
288		532
289	=cut	533	=cut
290		534
291	our %LOCK;	535	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		536
294	sub lock_wait($) {	537	sub lock_wait($) {
295	my ($key) = @_;	538	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	539	}
308		540
309	sub lock_acquire($) {	541	sub lock_acquire($) {
310	my ($key) = @_;	542	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	543	}
324		544
325	sub lock_active($) {	545	sub lock_active($) {
326	my ($key) = @_;	546	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	547	}
330		548
331	sub freeze_mainloop {	549	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	550	tick_inhibit_inc;
333		551
334	my $guard = Coro::guard {	552	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	553	}
336	};	554
337	$TICK_WATCHER->stop;	555	=item cf::periodic $interval, $cb
338	$guard	556
		557	Like EV::periodic, but randomly selects a starting point so that the actions
		558	get spread over time.
		559
		560	=cut
		561
		562	sub periodic($$) {
		563	my ($interval, $cb) = @_;
		564
		565	my $start = rand List::Util::min 180, $interval;
		566
		567	EV::periodic $start, $interval, 0, $cb
339	}	568	}
340		569
341	=item cf::get_slot $time[, $priority[, $name]]	570	=item cf::get_slot $time[, $priority[, $name]]
342		571
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	572	Allocate $time seconds of blocking CPU time at priority C<$priority>
344	This call blocks and returns only when you have at least C<$time> seconds	573	(default: 0): This call blocks and returns only when you have at least
345	of cpu time till the next tick. The slot is only valid till the next cede.	574	C<$time> seconds of cpu time till the next tick. The slot is only valid
		575	till the next cede.
		576
		577	Background jobs should use a priority les than zero, interactive jobs
		578	should use 100 or more.
346		579
347	The optional C<$name> can be used to identify the job to run. It might be	580	The optional C<$name> can be used to identify the job to run. It might be
348	used for statistical purposes and should identify the same time-class.	581	used for statistical purposes and should identify the same time-class.
349		582
350	Useful for short background jobs.	583	Useful for short background jobs.
351		584
352	=cut	585	=cut
353		586
354	our @SLOT_QUEUE;	587	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	588	our $SLOT_QUEUE;
		589	our $SLOT_DECAY = 0.9;
356		590
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	591	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	592	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	593	$Coro::current->desc ("timeslot manager");
360		594
361	my $signal = new Coro::Signal;	595	my $signal = new Coro::Signal;
		596	my $busy;
362		597
363	while () {	598	while () {
364	next_job:	599	next_job:
		600
365	my $avail = cf::till_tick;	601	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	602
367	for (0 .. $#SLOT_QUEUE) {	603	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	604	if ($SLOT_QUEUE[$_][0] <= $avail) {
		605	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	606	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	607	$job->[2]->send;
371	Coro::cede;	608	Coro::cede;
372	goto next_job;	609	goto next_job;
373	}	610	} else {
		611	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	612	}
375	}	613	}
376		614
377	if (@SLOT_QUEUE) {	615	if (@SLOT_QUEUE) {
378	# we do not use wait_For_tick() as it returns immediately when tick is inactive	616	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	617	$WAIT_FOR_TICK->wait;
380	$signal->wait;
381	} else {	618	} else {
		619	$busy = 0;
382	Coro::schedule;	620	Coro::schedule;
383	}	621	}
384	}	622	}
385	};	623	};
386		624
387	sub get_slot($;$$) {	625	sub get_slot($;$$) {
		626	return if tick_inhibit || $Coro::current == $Coro::main;
		627
388	my ($time, $pri, $name) = @_;	628	my ($time, $pri, $name) = @_;
389		629
390	$time = $TICK * .6 if $time > $TICK * .6;	630	$time = clamp $time, 0.01, $TICK * .6;
		631
391	my $sig = new Coro::Signal;	632	my $sig = new Coro::Signal;
392		633
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	634	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	635	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	636	$SLOT_QUEUE->ready;
…		…
406		647
407	BEGIN { *async = \&Coro::async_pool }	648	BEGIN { *async = \&Coro::async_pool }
408		649
409	=item cf::sync_job { BLOCK }	650	=item cf::sync_job { BLOCK }
410		651
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	652	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	653	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	654	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	655	acceptable.
415		656
416	If it must be done, put the blocking parts into C<sync_job>. This will run	657	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	658	the given BLOCK in another coroutine while waiting for the result. The
…		…
421	=cut	662	=cut
422		663
423	sub sync_job(&) {	664	sub sync_job(&) {
424	my ($job) = @_;	665	my ($job) = @_;
425		666
426	if ($Coro::current == $Coro::main) {	667	if (in_main) {
427	my $time = Event::time;	668	my $time = AE::time;
428		669
429	# this is the main coro, too bad, we have to block	670	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	671	# till the operation succeeds, freezing the server :/
431		672
432	# TODO: use suspend/resume instead	673	#LOG llevError, Carp::longmess "sync job";#d#
433	# (but this is cancel-safe)	674
434	my $freeze_guard = freeze_mainloop;	675	my $freeze_guard = freeze_mainloop;
435		676
436	my $busy = 1;	677	my $busy = 1;
437	my @res;	678	my @res;
438		679
439	(async {	680	(async {
440	$Coro::current->desc ("sync job coro");	681	$Coro::current->desc ("sync job coro");
441	@res = eval { $job->() };	682	@res = eval { $job->() };
442	warn $@ if $@;	683	error $@ if $@;
443	undef $busy;	684	undef $busy;
444	})->prio (Coro::PRIO_MAX);	685	})->prio (Coro::PRIO_MAX);
445		686
446	while ($busy) {	687	while ($busy) {
447	Coro::cede or Event::one_event;	688	if (Coro::nready) {
		689	Coro::cede_notself;
		690	} else {
		691	EV::loop EV::LOOP_ONESHOT;
448	}	692	}
		693	}
449		694
450	$time = Event::time - $time;	695	my $time = AE::time - $time;
451		696
452	LOG llevError | logBacktrace, Carp::longmess "long sync job"
453	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
454
455	$tick_start += $time; # do not account sync jobs to server load	697	$TICK_START += $time; # do not account sync jobs to server load
456		698
457	wantarray ? @res : $res[0]	699	wantarray ? @res : $res[0]
458	} else {	700	} else {
459	# we are in another coroutine, how wonderful, everything just works	701	# we are in another coroutine, how wonderful, everything just works
460		702
…		…
480	$EXT_CORO{$coro+0} = $coro;	722	$EXT_CORO{$coro+0} = $coro;
481		723
482	$coro	724	$coro
483	}	725	}
484		726
485	=item fork_call { }, $args	727	=item fork_call { }, @args
486		728
487	Executes the given code block with the given arguments in a seperate	729	Executes the given code block with the given arguments in a seperate
488	process, returning the results. Everything must be serialisable with	730	process, returning the results. Everything must be serialisable with
489	Coro::Storable. May, of course, block. Note that the executed sub may	731	Coro::Storable. May, of course, block. Note that the executed sub may
490	never block itself or use any form of Event handling.	732	never block itself or use any form of event handling.
491		733
492	=cut	734	=cut
		735
		736	sub post_fork {
		737	reset_signals;
		738	}
493		739
494	sub fork_call(&@) {	740	sub fork_call(&@) {
495	my ($cb, @args) = @_;	741	my ($cb, @args) = @_;
496		742
497	# we seemingly have to make a local copy of the whole thing,	743	# we seemingly have to make a local copy of the whole thing,
498	# otherwise perl prematurely frees the stuff :/	744	# otherwise perl prematurely frees the stuff :/
499	# TODO: investigate and fix (likely this will be rather laborious)	745	# TODO: investigate and fix (likely this will be rather laborious)
500		746
501	my @res = Coro::Util::fork_eval {	747	my @res = Coro::Util::fork_eval {
502	reset_signals;	748	cf::post_fork;
503	&$cb	749	&$cb
504	}, @args;	750	} @args;
505		751
506	wantarray ? @res : $res[-1]	752	wantarray ? @res : $res[-1]
		753	}
		754
		755	sub objinfo {
		756	(
		757	"counter value" => cf::object::object_count,
		758	"objects created" => cf::object::create_count,
		759	"objects destroyed" => cf::object::destroy_count,
		760	"freelist size" => cf::object::free_count,
		761	"allocated objects" => cf::object::objects_size,
		762	"active objects" => cf::object::actives_size,
		763	)
		764	}
		765
		766	=item $coin = coin_from_name $name
		767
		768	=cut
		769
		770	our %coin_alias = (
		771	"silver" => "silvercoin",
		772	"silvercoin" => "silvercoin",
		773	"silvercoins" => "silvercoin",
		774	"gold" => "goldcoin",
		775	"goldcoin" => "goldcoin",
		776	"goldcoins" => "goldcoin",
		777	"platinum" => "platinacoin",
		778	"platinumcoin" => "platinacoin",
		779	"platinumcoins" => "platinacoin",
		780	"platina" => "platinacoin",
		781	"platinacoin" => "platinacoin",
		782	"platinacoins" => "platinacoin",
		783	"royalty" => "royalty",
		784	"royalties" => "royalty",
		785	);
		786
		787	sub coin_from_name($) {
		788	$coin_alias{$_[0]}
		789	? cf::arch::find $coin_alias{$_[0]}
		790	: undef
507	}	791	}
508		792
509	=item $value = cf::db_get $family => $key	793	=item $value = cf::db_get $family => $key
510		794
511	Returns a single value from the environment database.	795	Returns a single value from the environment database.
…		…
521	within each server.	805	within each server.
522		806
523	=cut	807	=cut
524		808
525	sub db_table($) {	809	sub db_table($) {
		810	cf::error "db_get called from main context"
		811	if $Coro::current == $Coro::main;
		812
526	my ($name) = @_;	813	my ($name) = @_;
527	my $db = BDB::db_create $DB_ENV;	814	my $db = BDB::db_create $DB_ENV;
528		815
529	eval {	816	eval {
530	$db->set_flags (BDB::CHKSUM);	817	$db->set_flags (BDB::CHKSUM);
…		…
540	}	827	}
541		828
542	our $DB;	829	our $DB;
543		830
544	sub db_init {	831	sub db_init {
545	cf::sync_job {
546	$DB ||= db_table "db";	832	$DB ||= db_table "db";
547	};
548	}	833	}
549		834
550	sub db_get($$) {	835	sub db_get($$) {
551	my $key = "$_[0]/$_[1]";	836	my $key = "$_[0]/$_[1]";
552		837
553	cf::sync_job {	838	cf::error "db_get called from main context"
		839	if $Coro::current == $Coro::main;
		840
554	BDB::db_get $DB, undef, $key, my $data;	841	BDB::db_get $DB, undef, $key, my $data;
555		842
556	$! ? ()	843	$! ? ()
557	: $data	844	: $data
558	}
559	}	845	}
560		846
561	sub db_put($$$) {	847	sub db_put($$$) {
562	BDB::dbreq_pri 4;	848	BDB::dbreq_pri 4;
563	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	849	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
591		877
592	my @data;	878	my @data;
593	my $md5;	879	my $md5;
594		880
595	for (0 .. $#$src) {	881	for (0 .. $#$src) {
596	0 <= aio_load $src->[$_], $data[$_]	882	$data[$_] = load_file $src->[$_];
597	or Carp::croak "$src->[$_]: $!";
598	}	883	}
599		884
600	# if processing is expensive, check	885	# if processing is expensive, check
601	# checksum first	886	# checksum first
602	if (1) {	887	if (1) {
…		…
615		900
616	return db_get cache => "$id/data";	901	return db_get cache => "$id/data";
617	}	902	}
618	}	903	}
619		904
620	my $t1 = Time::HiRes::time;	905	my $t1 = EV::time;
621	my $data = $process->(\@data);	906	my $data = $process->(\@data);
622	my $t2 = Time::HiRes::time;	907	my $t2 = EV::time;
623		908
624	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	909	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
625		910
626	db_put cache => "$id/data", $data;	911	db_put cache => "$id/data", $data;
627	db_put cache => "$id/md5" , $md5;	912	db_put cache => "$id/md5" , $md5;
628	db_put cache => "$id/meta", $meta;	913	db_put cache => "$id/meta", $meta;
629		914
…		…
639		924
640	=cut	925	=cut
641		926
642	sub datalog($@) {	927	sub datalog($@) {
643	my ($type, %kv) = @_;	928	my ($type, %kv) = @_;
644	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	929	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
645	}	930	}
646		931
647	=back	932	=back
648		933
649	=cut	934	=cut
650		935
651	#############################################################################	936	#############################################################################
652		937
653	=head2 ATTACHABLE OBJECTS	938	=head2 ATTACHABLE OBJECTS
654		939
655	Many objects in crossfire are so-called attachable objects. That means you can	940	Many objects in deliantra are so-called attachable objects. That means you can
656	attach callbacks/event handlers (a collection of which is called an "attachment")	941	attach callbacks/event handlers (a collection of which is called an "attachment")
657	to it. All such attachable objects support the following methods.	942	to it. All such attachable objects support the following methods.
658		943
659	In the following description, CLASS can be any of C<global>, C<object>	944	In the following description, CLASS can be any of C<global>, C<object>
660	C<player>, C<client> or C<map> (i.e. the attachable objects in	945	C<player>, C<client> or C<map> (i.e. the attachable objects in
661	Crossfire TRT).	946	Deliantra).
662		947
663	=over 4	948	=over 4
664		949
665	=item $attachable->attach ($attachment, key => $value...)	950	=item $attachable->attach ($attachment, key => $value...)
666		951
…		…
710	=item cf::CLASS::attachment $name, ...	995	=item cf::CLASS::attachment $name, ...
711		996
712	Register an attachment by C<$name> through which attachable objects of the	997	Register an attachment by C<$name> through which attachable objects of the
713	given CLASS can refer to this attachment.	998	given CLASS can refer to this attachment.
714		999
715	Some classes such as crossfire maps and objects can specify attachments	1000	Some classes such as deliantra maps and objects can specify attachments
716	that are attached at load/instantiate time, thus the need for a name.	1001	that are attached at load/instantiate time, thus the need for a name.
717		1002
718	These calls expect any number of the following handler/hook descriptions:	1003	These calls expect any number of the following handler/hook descriptions:
719		1004
720	=over 4	1005	=over 4
…		…
844		1129
845	} elsif (exists $cb_id{$type}) {	1130	} elsif (exists $cb_id{$type}) {
846	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1131	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
847		1132
848	} elsif (ref $type) {	1133	} elsif (ref $type) {
849	warn "attaching objects not supported, ignoring.\n";	1134	error "attaching objects not supported, ignoring.\n";
850		1135
851	} else {	1136	} else {
852	shift @arg;	1137	shift @arg;
853	warn "attach argument '$type' not supported, ignoring.\n";	1138	error "attach argument '$type' not supported, ignoring.\n";
854	}	1139	}
855	}	1140	}
856	}	1141	}
857		1142
858	sub _object_attach {	1143	sub _object_attach {
…		…
868	_attach $registry, $klass, @attach;	1153	_attach $registry, $klass, @attach;
869	}	1154	}
870		1155
871	$obj->{$name} = \%arg;	1156	$obj->{$name} = \%arg;
872	} else {	1157	} else {
873	warn "object uses attachment '$name' which is not available, postponing.\n";	1158	info "object uses attachment '$name' which is not available, postponing.\n";
874	}	1159	}
875		1160
876	$obj->{_attachment}{$name} = undef;	1161	$obj->{_attachment}{$name} = undef;
877	}	1162	}
878		1163
…		…
937		1222
938	for (@$callbacks) {	1223	for (@$callbacks) {
939	eval { &{$_->[1]} };	1224	eval { &{$_->[1]} };
940		1225
941	if ($@) {	1226	if ($@) {
942	warn "$@";
943	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1227	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
944	override;	1228	override;
945	}	1229	}
946		1230
947	return 1 if $override;	1231	return 1 if $override;
948	}	1232	}
949		1233
950	0	1234	0
951	}	1235	}
952		1236
953	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1237	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
954		1238
955	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1239	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
956		1240
957	Generate an object-specific event with the given arguments.	1241	Generate an object-specific event with the given arguments.
958		1242
…		…
964		1248
965	=cut	1249	=cut
966		1250
967	#############################################################################	1251	#############################################################################
968	# object support	1252	# object support
969	#
970		1253
		1254	sub _object_equal($$);
		1255	sub _object_equal($$) {
		1256	my ($a, $b) = @_;
		1257
		1258	return 0 unless (ref $a) eq (ref $b);
		1259
		1260	if ("HASH" eq ref $a) {
		1261	my @ka = keys %$a;
		1262	my @kb = keys %$b;
		1263
		1264	return 0 if @ka != @kb;
		1265
		1266	for (0 .. $#ka) {
		1267	return 0 unless $ka[$_] eq $kb[$_];
		1268	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1269	}
		1270
		1271	} elsif ("ARRAY" eq ref $a) {
		1272
		1273	return 0 if @$a != @$b;
		1274
		1275	for (0 .. $#$a) {
		1276	return 0 unless _object_equal $a->[$_], $b->[$_];
		1277	}
		1278
		1279	} elsif ($a ne $b) {
		1280	return 0;
		1281	}
		1282
		1283	1
		1284	}
		1285
		1286	our $SLOW_MERGES;#d#
971	sub _can_merge {	1287	sub _can_merge {
972	my ($ob1, $ob2) = @_;	1288	my ($ob1, $ob2) = @_;
973		1289
974	local $Storable::canonical = 1;	1290	++$SLOW_MERGES;#d#
975	my $fob1 = Storable::freeze $ob1;
976	my $fob2 = Storable::freeze $ob2;
977		1291
978	$fob1 eq $fob2	1292	# we do the slow way here
		1293	return _object_equal $ob1, $ob2
979	}	1294	}
980		1295
981	sub reattach {	1296	sub reattach {
982	# basically do the same as instantiate, without calling instantiate	1297	# basically do the same as instantiate, without calling instantiate
983	my ($obj) = @_;	1298	my ($obj) = @_;
984		1299
		1300	# no longer needed after getting rid of delete_package?
985	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1301	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
986		1302
987	my $registry = $obj->registry;	1303	my $registry = $obj->registry;
988		1304
989	@$registry = ();	1305	@$registry = ();
990		1306
…		…
995	for (@$attach) {	1311	for (@$attach) {
996	my ($klass, @attach) = @$_;	1312	my ($klass, @attach) = @$_;
997	_attach $registry, $klass, @attach;	1313	_attach $registry, $klass, @attach;
998	}	1314	}
999	} else {	1315	} else {
1000	warn "object uses attachment '$name' that is not available, postponing.\n";	1316	info "object uses attachment '$name' that is not available, postponing.\n";
1001	}	1317	}
1002	}	1318	}
1003	}	1319	}
1004		1320
1005	cf::attachable->attach (	1321	cf::attachable->attach (
1006	prio => -1000000,	1322	prio => -1000000,
1007	on_instantiate => sub {	1323	on_instantiate => sub {
1008	my ($obj, $data) = @_;	1324	my ($obj, $data) = @_;
1009		1325
1010	$data = from_json $data;	1326	$data = decode_json $data;
1011		1327
1012	for (@$data) {	1328	for (@$data) {
1013	my ($name, $args) = @$_;	1329	my ($name, $args) = @$_;
1014		1330
1015	$obj->attach ($name, %{$args || {} });	1331	$obj->attach ($name, %{$args || {} });
…		…
1032	my ($filename, $rdata, $objs) = @_;	1348	my ($filename, $rdata, $objs) = @_;
1033		1349
1034	sync_job {	1350	sync_job {
1035	if (length $$rdata) {	1351	if (length $$rdata) {
1036	utf8::decode (my $decname = $filename);	1352	utf8::decode (my $decname = $filename);
1037	warn sprintf "saving %s (%d,%d)\n",	1353	trace sprintf "saving %s (%d,%d)\n",
1038	$decname, length $$rdata, scalar @$objs;	1354	$decname, length $$rdata, scalar @$objs
		1355	if $VERBOSE_IO;
1039		1356
1040	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1357	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1041	chmod SAVE_MODE, $fh;	1358	aio_chmod $fh, SAVE_MODE;
1042	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1359	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1043	aio_fsync $fh if $cf::USE_FSYNC;	1360	if ($cf::USE_FSYNC) {
		1361	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;
		1362	aio_fsync $fh;
		1363	}
1044	close $fh;	1364	aio_close $fh;
1045		1365
1046	if (@$objs) {	1366	if (@$objs) {
1047	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1367	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1048	chmod SAVE_MODE, $fh;	1368	aio_chmod $fh, SAVE_MODE;
1049	my $data = Storable::nfreeze { version => 1, objs => $objs };	1369	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1050	aio_write $fh, 0, (length $data), $data, 0;	1370	aio_write $fh, 0, (length $data), $data, 0;
1051	aio_fsync $fh if $cf::USE_FSYNC;	1371	if ($cf::USE_FSYNC) {
		1372	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;
		1373	aio_fsync $fh;
		1374	}
1052	close $fh;	1375	aio_close $fh;
1053	aio_rename "$filename.pst~", "$filename.pst";	1376	aio_rename "$filename.pst~", "$filename.pst";
1054	}	1377	}
1055	} else {	1378	} else {
1056	aio_unlink "$filename.pst";	1379	aio_unlink "$filename.pst";
1057	}	1380	}
1058		1381
1059	aio_rename "$filename~", $filename;	1382	aio_rename "$filename~", $filename;
		1383
		1384	$filename =~ s%/[^/]+$%%;
		1385	aio_pathsync $filename if $cf::USE_FSYNC;
1060	} else {	1386	} else {
1061	warn "FATAL: $filename~: $!\n";	1387	error "unable to save objects: $filename~: $!\n";
1062	}	1388	}
1063	} else {	1389	} else {
1064	aio_unlink $filename;	1390	aio_unlink $filename;
1065	aio_unlink "$filename.pst";	1391	aio_unlink "$filename.pst";
1066	}	1392	}
…		…
1085		1411
1086	unless (aio_stat "$filename.pst") {	1412	unless (aio_stat "$filename.pst") {
1087	(aio_load "$filename.pst", $av) >= 0	1413	(aio_load "$filename.pst", $av) >= 0
1088	or return;	1414	or return;
1089		1415
1090	$av = eval { (Storable::thaw $av)->{objs} };	1416	my $st = eval { Coro::Storable::thaw $av };
		1417	$av = $st->{objs};
1091	}	1418	}
1092		1419
1093	utf8::decode (my $decname = $filename);	1420	utf8::decode (my $decname = $filename);
1094	warn sprintf "loading %s (%d,%d)\n",	1421	trace sprintf "loading %s (%d,%d)\n",
1095	$decname, length $data, scalar @{$av || []};	1422	$decname, length $data, scalar @{$av || []}
		1423	if $VERBOSE_IO;
1096		1424
1097	($data, $av)	1425	($data, $av)
1098	}	1426	}
1099		1427
1100	=head2 COMMAND CALLBACKS	1428	=head2 COMMAND CALLBACKS
…		…
1104	=cut	1432	=cut
1105		1433
1106	#############################################################################	1434	#############################################################################
1107	# command handling &c	1435	# command handling &c
1108		1436
1109	=item cf::register_command $name => \&callback($ob,$args);	1437	=item cf::register_command $name => \&callback($ob,$args)
1110		1438
1111	Register a callback for execution when the client sends the user command	1439	Register a callback for execution when the client sends the user command
1112	$name.	1440	$name.
1113		1441
1114	=cut	1442	=cut
…		…
1120	#warn "registering command '$name/$time' to '$caller'";	1448	#warn "registering command '$name/$time' to '$caller'";
1121		1449
1122	push @{ $COMMAND{$name} }, [$caller, $cb];	1450	push @{ $COMMAND{$name} }, [$caller, $cb];
1123	}	1451	}
1124		1452
1125	=item cf::register_extcmd $name => \&callback($pl,$packet);	1453	=item cf::register_extcmd $name => \&callback($pl,@args)
1126		1454
1127	Register a callback for execution when the client sends an (synchronous)	1455	Register a callback for execution when the client sends an (synchronous)
1128	extcmd packet. Ext commands will be processed in the order they are	1456	extcmd packet. Ext commands will be processed in the order they are
1129	received by the server, like other user commands. The first argument is	1457	received by the server, like other user commands. The first argument is
1130	the logged-in player. Ext commands can only be processed after a player	1458	the logged-in player. Ext commands can only be processed after a player
1131	has logged in successfully.	1459	has logged in successfully.
1132		1460
1133	If the callback returns something, it is sent back as if reply was being	1461	The values will be sent back to the client.
1134	called.
1135		1462
		1463	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1464
		1465	Same as C<cf::register_extcmd>, but instead of returning values, the
		1466	callback needs to clal the C<$reply> function.
		1467
1136	=item cf::register_exticmd $name => \&callback($ns,$packet);	1468	=item cf::register_exticmd $name => \&callback($ns,@args)
1137		1469
1138	Register a callback for execution when the client sends an (asynchronous)	1470	Register a callback for execution when the client sends an (asynchronous)
1139	exticmd packet. Exti commands are processed by the server as soon as they	1471	exticmd packet. Exti commands are processed by the server as soon as they
1140	are received, i.e. out of order w.r.t. other commands. The first argument	1472	are received, i.e. out of order w.r.t. other commands. The first argument
1141	is a client socket. Exti commands can be received anytime, even before	1473	is a client socket. Exti commands can be received anytime, even before
1142	log-in.	1474	log-in.
1143		1475
1144	If the callback returns something, it is sent back as if reply was being	1476	The values will be sent back to the client.
1145	called.
1146		1477
1147	=cut	1478	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1148		1479
		1480	Same as C<cf::register_extcmd>, but instead of returning values, the
		1481	callback needs to clal the C<$reply> function.
		1482
		1483	=cut
		1484
1149	sub register_extcmd {	1485	sub register_extcmd($$) {
1150	my ($name, $cb) = @_;	1486	my ($name, $cb) = @_;
1151		1487
1152	$EXTCMD{$name} = $cb;	1488	$EXTCMD{$name} = $cb;
1153	}	1489	}
1154		1490
1155	sub register_exticmd {	1491	sub register_async_extcmd($$) {
1156	my ($name, $cb) = @_;	1492	my ($name, $cb) = @_;
1157		1493
		1494	$EXTACMD{$name} = $cb;
		1495	}
		1496
		1497	sub register_exticmd($$) {
		1498	my ($name, $cb) = @_;
		1499
1158	$EXTICMD{$name} = $cb;	1500	$EXTICMD{$name} = $cb;
1159	}	1501	}
1160		1502
		1503	sub register_async_exticmd($$) {
		1504	my ($name, $cb) = @_;
		1505
		1506	$EXTIACMD{$name} = $cb;
		1507	}
		1508
		1509	use File::Glob ();
		1510
1161	cf::player->attach (	1511	cf::player->attach (
1162	on_command => sub {	1512	on_unknown_command => sub {
1163	my ($pl, $name, $params) = @_;	1513	my ($pl, $name, $params) = @_;
1164		1514
1165	my $cb = $COMMAND{$name}	1515	my $cb = $COMMAND{$name}
1166	or return;	1516	or return;
1167		1517
…		…
1175	my ($pl, $buf) = @_;	1525	my ($pl, $buf) = @_;
1176		1526
1177	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1527	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1178		1528
1179	if (ref $msg) {	1529	if (ref $msg) {
1180	my ($type, $reply, @payload) =	1530	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1181	"ARRAY" eq ref $msg
1182	? @$msg
1183	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1184		1531
1185	my @reply;
1186
1187	if (my $cb = $EXTCMD{$type}) {	1532	if (my $cb = $EXTACMD{$type}) {
		1533	$cb->(
		1534	$pl,
		1535	sub {
		1536	$pl->ext_msg ("reply-$reply", @_)
		1537	if $reply;
		1538	},
		1539	@payload
		1540	);
		1541	} else {
		1542	my @reply;
		1543
		1544	if (my $cb = $EXTCMD{$type}) {
1188	@reply = $cb->($pl, @payload);	1545	@reply = $cb->($pl, @payload);
		1546	}
		1547
		1548	$pl->ext_msg ("reply-$reply", @reply)
		1549	if $reply;
1189	}	1550	}
1190		1551
1191	$pl->ext_reply ($reply, @reply)
1192	if $reply;
1193
1194	} else {	1552	} else {
1195	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1553	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1196	}	1554	}
1197		1555
1198	cf::override;	1556	cf::override;
1199	},	1557	},
1200	);	1558	);
1201		1559
		1560	# "readahead" all extensions
		1561	sub cache_extensions {
		1562	my $grp = IO::AIO::aio_group;
		1563
		1564	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1565	for (grep /\.ext$/, @{$_[0]}) {
		1566	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1567	}
		1568	};
		1569
		1570	$grp
		1571	}
		1572
		1573	sub _ext_cfg_reg($$$$) {
		1574	my ($rvar, $varname, $cfgname, $default) = @_;
		1575
		1576	$cfgname = lc $varname
		1577	unless length $cfgname;
		1578
		1579	$EXT_CFG{$cfgname} = [$rvar, $default];
		1580
		1581	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1582	}
		1583
1202	sub load_extensions {	1584	sub load_extensions {
		1585	info "loading extensions...";
		1586
		1587	%EXT_CFG = ();
		1588
1203	cf::sync_job {	1589	cf::sync_job {
1204	my %todo;	1590	my %todo;
1205		1591
1206	for my $path (<$LIBDIR/*.ext>) {	1592	for my $path (<$LIBDIR/*.ext>) {
1207	next unless -r $path;	1593	next unless -r $path;
…		…
1225		1611
1226	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1612	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1227	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1613	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1228		1614
1229	$ext{source} =	1615	$ext{source} =
1230	"package $pkg; use strict; use utf8;\n"	1616	"package $pkg; use common::sense;\n"
1231	. "#line 1 \"$path\"\n{\n"	1617	. "#line 1 \"$path\"\n{\n"
1232	. $source	1618	. $source
1233	. "\n};\n1";	1619	. "\n};\n1";
1234		1620
1235	$todo{$base} = \%ext;	1621	$todo{$base} = \%ext;
1236	}	1622	}
1237		1623
		1624	my $pass = 0;
1238	my %done;	1625	my %done;
1239	while (%todo) {	1626	while (%todo) {
1240	my $progress;	1627	my $progress;
1241		1628
		1629	++$pass;
		1630
		1631	ext:
1242	while (my ($k, $v) = each %todo) {	1632	while (my ($k, $v) = each %todo) {
1243	for (split /,\s*/, $v->{meta}{depends}) {	1633	for (split /,\s*/, $v->{meta}{depends}) {
1244	goto skip	1634	next ext
1245	unless exists $done{$_};	1635	unless exists $done{$_};
1246	}	1636	}
1247		1637
1248	warn "... loading '$k' into '$v->{pkg}'\n";	1638	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1249		1639
1250	unless (eval $v->{source}) {	1640	my $source = $v->{source};
		1641
		1642	# support "CONF varname :confname = default" pseudo-statements
		1643	$source =~ s{
		1644	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1645	}{
		1646	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1647	}gmxe;
		1648
		1649	my $active = eval $source;
		1650
		1651	if (length $@) {
1251	my $msg = $@ ? "$v->{path}: $@\n"	1652	error "$v->{path}: $@\n";
1252	: "$v->{base}: extension inactive.\n";
1253		1653
		1654	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1254	if (exists $v->{meta}{mandatory}) {	1655	if exists $v->{meta}{mandatory};
1255	warn $msg;	1656
1256	warn "mandatory extension failed to load, exiting.\n";	1657	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1257	exit 1;	1658	delete $todo{$k};
1258	}	1659	} else {
1259		1660	$done{$k} = delete $todo{$k};
1260	warn $msg;	1661	push @EXTS, $v->{pkg};
		1662	$progress = 1;
		1663
		1664	info "$v->{base}: extension inactive.\n"
		1665	unless $active;
1261	}	1666	}
1262
1263	$done{$k} = delete $todo{$k};
1264	push @EXTS, $v->{pkg};
1265	$progress = 1;
1266	}	1667	}
1267		1668
1268	skip:	1669	unless ($progress) {
1269	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1670	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1270	unless $progress;	1671
		1672	while (my ($k, $v) = each %todo) {
		1673	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1674	if exists $v->{meta}{mandatory};
		1675	}
		1676
		1677	last;
		1678	}
1271	}	1679	}
1272	};	1680	};
1273	}	1681	}
1274		1682
1275	#############################################################################	1683	#############################################################################
1276		1684
1277	=back	1685	=back
1278		1686
1279	=head2 CORE EXTENSIONS	1687	=head2 CORE EXTENSIONS
1280		1688
1281	Functions and methods that extend core crossfire objects.	1689	Functions and methods that extend core deliantra objects.
1282		1690
1283	=cut	1691	=cut
1284		1692
1285	package cf::player;	1693	package cf::player;
1286		1694
…		…
1329		1737
1330	sub exists($) {	1738	sub exists($) {
1331	my ($login) = @_;	1739	my ($login) = @_;
1332		1740
1333	$cf::PLAYER{$login}	1741	$cf::PLAYER{$login}
1334	or cf::sync_job { !aio_stat path $login }	1742	or !aio_stat path $login
1335	}	1743	}
1336		1744
1337	sub find($) {	1745	sub find($) {
1338	return $cf::PLAYER{$_[0]} || do {	1746	return $cf::PLAYER{$_[0]} || do {
1339	my $login = $_[0];	1747	my $login = $_[0];
…		…
1351	my $f = new_from_file cf::object::thawer path $login	1759	my $f = new_from_file cf::object::thawer path $login
1352	or return;	1760	or return;
1353		1761
1354	my $pl = cf::player::load_pl $f	1762	my $pl = cf::player::load_pl $f
1355	or return;	1763	or return;
		1764
1356	local $cf::PLAYER_LOADING{$login} = $pl;	1765	local $cf::PLAYER_LOADING{$login} = $pl;
1357	$f->resolve_delayed_derefs;	1766	$f->resolve_delayed_derefs;
1358	$cf::PLAYER{$login} = $pl	1767	$cf::PLAYER{$login} = $pl
1359	}	1768	}
1360	}	1769	}
1361	}	1770	}
1362		1771
		1772	cf::player->attach (
		1773	on_load => sub {
		1774	my ($pl, $path) = @_;
		1775
		1776	# restore slots saved in save, below
		1777	my $slots = delete $pl->{_slots};
		1778
		1779	$pl->ob->current_weapon ($slots->[0]);
		1780	$pl->combat_ob ($slots->[1]);
		1781	$pl->ranged_ob ($slots->[2]);
		1782	},
		1783	);
		1784
1363	sub save($) {	1785	sub save($) {
1364	my ($pl) = @_;	1786	my ($pl) = @_;
1365		1787
1366	return if $pl->{deny_save};	1788	return if $pl->{deny_save};
1367		1789
…		…
1370		1792
1371	return if $pl->{deny_save};	1793	return if $pl->{deny_save};
1372		1794
1373	aio_mkdir playerdir $pl, 0770;	1795	aio_mkdir playerdir $pl, 0770;
1374	$pl->{last_save} = $cf::RUNTIME;	1796	$pl->{last_save} = $cf::RUNTIME;
		1797
		1798	cf::get_slot 0.01;
		1799
		1800	# save slots, to be restored later
		1801	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1375		1802
1376	$pl->save_pl ($path);	1803	$pl->save_pl ($path);
1377	cf::cede_to_tick;	1804	cf::cede_to_tick;
1378	}	1805	}
1379		1806
…		…
1411	my ($pl) = @_;	1838	my ($pl) = @_;
1412		1839
1413	my $name = $pl->ob->name;	1840	my $name = $pl->ob->name;
1414		1841
1415	$pl->{deny_save} = 1;	1842	$pl->{deny_save} = 1;
1416	$pl->password ("*"); # this should lock out the player until we nuked the dir	1843	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1417		1844
1418	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1845	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1419	$pl->deactivate;	1846	$pl->deactivate;
		1847
		1848	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1420	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1849	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1850	ext::highscore::check ($pl->ob);
		1851
1421	$pl->ns->destroy if $pl->ns;	1852	$pl->ns->destroy if $pl->ns;
1422		1853
1423	my $path = playerdir $pl;	1854	my $path = playerdir $pl;
1424	my $temp = "$path~$cf::RUNTIME~deleting~";	1855	my $temp = "$path~$cf::RUNTIME~deleting~";
1425	aio_rename $path, $temp;	1856	aio_rename $path, $temp;
…		…
1463		1894
1464	for my $login (@$dirs) {	1895	for my $login (@$dirs) {
1465	my $path = path $login;	1896	my $path = path $login;
1466		1897
1467	# a .pst is a dead give-away for a valid player	1898	# a .pst is a dead give-away for a valid player
1468	unless (-e "$path.pst") {	1899	# if no pst file found, open and chekc for blocked users
		1900	if (aio_stat "$path.pst") {
1469	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1901	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1470	aio_read $fh, 0, 512, my $buf, 0 or next;	1902	aio_read $fh, 0, 512, my $buf, 0 or next;
1471	$buf !~ /^password -------------$/m or next; # official not-valid tag	1903	$buf !~ /^password -------------$/m or next; # official not-valid tag
1472	}	1904	}
1473		1905
…		…
1477		1909
1478	\@logins	1910	\@logins
1479	}	1911	}
1480		1912
1481	=item $player->maps	1913	=item $player->maps
		1914
		1915	=item cf::player::maps $login
1482		1916
1483	Returns an arrayref of map paths that are private for this	1917	Returns an arrayref of map paths that are private for this
1484	player. May block.	1918	player. May block.
1485		1919
1486	=cut	1920	=cut
…		…
1504	}	1938	}
1505		1939
1506	\@paths	1940	\@paths
1507	}	1941	}
1508		1942
1509	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1943	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1510		1944
1511	Expand crossfire pod fragments into protocol xml.	1945	Expand deliantra pod fragments into protocol xml.
1512
1513	=cut
1514
1515	sub expand_cfpod {
1516	((my $self), (local $_)) = @_;
1517
1518	# escape & and <
1519	s/&/&amp;/g;
1520	s/(?<![BIUGHT])</&lt;/g;
1521
1522	# this is buggy, it needs to properly take care of nested <'s
1523
1524	1 while
1525	# replace B<>, I<>, U<> etc.
1526	s/B<([^\>]*)>/<b>$1<\/b>/
1527	|| s/I<([^\>]*)>/<i>$1<\/i>/
1528	|| s/U<([^\>]*)>/<u>$1<\/u>/
1529	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1530	# replace G<male|female> tags
1531	|| s{G<([^>|]*)\|([^>]*)>}{
1532	$self->gender ? $2 : $1
1533	}ge
1534	# replace H<hint text>
1535	|| s{H<([^\>]*)>}
1536	{
1537	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1538	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1539	"")
1540	[$self->{hintmode}]
1541	}ge;
1542
1543	# create single paragraphs (very hackish)
1544	s/(?<=\S)\n(?=\w)/ /g;
1545
1546	# compress some whitespace
1547	s/\s+\n/\n/g; # ws line-ends
1548	s/\n\n+/\n/g; # double lines
1549	s/^\n+//; # beginning lines
1550	s/\n+$//; # ending lines
1551
1552	$_
1553	}
1554
1555	sub hintmode {
1556	$_[0]{hintmode} = $_[1] if @_ > 1;
1557	$_[0]{hintmode}
1558	}
1559
1560	=item $player->ext_reply ($msgid, @msg)
1561
1562	Sends an ext reply to the player.
1563
1564	=cut
1565
1566	sub ext_reply($$@) {
1567	my ($self, $id, @msg) = @_;
1568
1569	$self->ns->ext_reply ($id, @msg)
1570	}
1571		1946
1572	=item $player->ext_msg ($type, @msg)	1947	=item $player->ext_msg ($type, @msg)
1573		1948
1574	Sends an ext event to the client.	1949	Sends an ext event to the client.
1575		1950
…		…
1595		1970
1596	=cut	1971	=cut
1597		1972
1598	sub find_by_path($) {	1973	sub find_by_path($) {
1599	my ($path) = @_;	1974	my ($path) = @_;
		1975
		1976	$path =~ s/^~[^\/]*//; # skip ~login
1600		1977
1601	my ($match, $specificity);	1978	my ($match, $specificity);
1602		1979
1603	for my $region (list) {	1980	for my $region (list) {
1604	if ($region->{match} && $path =~ $region->{match}) {	1981	if ($region->{match} && $path =~ $region->{match}) {
…		…
1630	our $MAX_RESET = 3600;	2007	our $MAX_RESET = 3600;
1631	our $DEFAULT_RESET = 3000;	2008	our $DEFAULT_RESET = 3000;
1632		2009
1633	sub generate_random_map {	2010	sub generate_random_map {
1634	my ($self, $rmp) = @_;	2011	my ($self, $rmp) = @_;
1635	# mit "rum" bekleckern, nicht	2012
		2013	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2014
1636	$self->_create_random_map (	2015	$self->_create_random_map ($rmp);
1637	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1638	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1639	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1640	$rmp->{exit_on_final_map},
1641	$rmp->{xsize}, $rmp->{ysize},
1642	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1643	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1644	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1645	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1646	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1647	(cf::region::find $rmp->{region}), $rmp->{custom}
1648	)
1649	}	2016	}
1650		2017
1651	=item cf::map->register ($regex, $prio)	2018	=item cf::map->register ($regex, $prio)
1652		2019
1653	Register a handler for the map path matching the given regex at the	2020	Register a handler for the map path matching the given regex at the
…		…
1658		2025
1659	sub register {	2026	sub register {
1660	my (undef, $regex, $prio) = @_;	2027	my (undef, $regex, $prio) = @_;
1661	my $pkg = caller;	2028	my $pkg = caller;
1662		2029
1663	no strict;
1664	push @{"$pkg\::ISA"}, __PACKAGE__;	2030	push @{"$pkg\::ISA"}, __PACKAGE__;
1665		2031
1666	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2032	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1667	}	2033	}
1668		2034
1669	# also paths starting with '/'	2035	# also paths starting with '/'
1670	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2036	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1671		2037
1672	sub thawer_merge {	2038	sub thawer_merge {
1673	my ($self, $merge) = @_;	2039	my ($self, $merge) = @_;
1674		2040
1675	# we have to keep some variables in memory intact	2041	# we have to keep some variables in memory intact
…		…
1680	}	2046	}
1681		2047
1682	sub normalise {	2048	sub normalise {
1683	my ($path, $base) = @_;	2049	my ($path, $base) = @_;
1684		2050
1685	$path = "$path"; # make sure its a string	2051	$path = "$path"; # make sure it's a string
1686		2052
1687	$path =~ s/\.map$//;	2053	$path =~ s/\.map$//;
1688		2054
1689	# map plan:	2055	# map plan:
1690	#	2056	#
…		…
1705	$base =~ s{[^/]+/?$}{};	2071	$base =~ s{[^/]+/?$}{};
1706	$path = "$base/$path";	2072	$path = "$base/$path";
1707	}	2073	}
1708		2074
1709	for ($path) {	2075	for ($path) {
1710	redo if s{//}{/};
1711	redo if s{/\.?/}{/};	2076	redo if s{/\.?/}{/};
1712	redo if s{/[^/]+/\.\./}{/};	2077	redo if s{/[^/]+/\.\./}{/};
1713	}	2078	}
1714		2079
1715	$path	2080	$path
…		…
1729	$self->init; # pass $1 etc.	2094	$self->init; # pass $1 etc.
1730	return $self;	2095	return $self;
1731	}	2096	}
1732	}	2097	}
1733		2098
1734	Carp::cluck "unable to resolve path '$path' (base '$base').";	2099	Carp::cluck "unable to resolve path '$path' (base '$base')";
1735	()	2100	()
1736	}	2101	}
1737		2102
		2103	# may re-bless or do other evil things
1738	sub init {	2104	sub init {
1739	my ($self) = @_;	2105	my ($self) = @_;
1740		2106
1741	$self	2107	$self
1742	}	2108	}
…		…
1761		2127
1762	# the temporary/swap location	2128	# the temporary/swap location
1763	sub save_path {	2129	sub save_path {
1764	my ($self) = @_;	2130	my ($self) = @_;
1765		2131
1766	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2132	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1767	"$TMPDIR/$path.map"	2133	"$TMPDIR/$path.map"
1768	}	2134	}
1769		2135
1770	# the unique path, undef == no special unique path	2136	# the unique path, undef == no special unique path
1771	sub uniq_path {	2137	sub uniq_path {
1772	my ($self) = @_;	2138	my ($self) = @_;
1773		2139
1774	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2140	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1775	"$UNIQUEDIR/$path"	2141	"$UNIQUEDIR/$path"
1776	}
1777
1778	# and all this just because we cannot iterate over
1779	# all maps in C++...
1780	sub change_all_map_light {
1781	my ($change) = @_;
1782
1783	$_->change_map_light ($change)
1784	for grep $_->outdoor, values %cf::MAP;
1785	}	2142	}
1786		2143
1787	sub decay_objects {	2144	sub decay_objects {
1788	my ($self) = @_;	2145	my ($self) = @_;
1789		2146
…		…
1816	$self->{load_path} = $path;	2173	$self->{load_path} = $path;
1817		2174
1818	1	2175	1
1819	}	2176	}
1820		2177
		2178	# used to laod the header of an original map
1821	sub load_header_orig {	2179	sub load_header_orig {
1822	my ($self) = @_;	2180	my ($self) = @_;
1823		2181
1824	$self->load_header_from ($self->load_path)	2182	$self->load_header_from ($self->load_path)
1825	}	2183	}
1826		2184
		2185	# used to laod the header of an instantiated map
1827	sub load_header_temp {	2186	sub load_header_temp {
1828	my ($self) = @_;	2187	my ($self) = @_;
1829		2188
1830	$self->load_header_from ($self->save_path)	2189	$self->load_header_from ($self->save_path)
1831	}	2190	}
1832		2191
		2192	# called after loading the header from an instantiated map
1833	sub prepare_temp {	2193	sub prepare_temp {
1834	my ($self) = @_;	2194	my ($self) = @_;
1835		2195
1836	$self->last_access ((delete $self->{last_access})	2196	$self->last_access ((delete $self->{last_access})
1837	|| $cf::RUNTIME); #d#	2197	|| $cf::RUNTIME); #d#
1838	# safety	2198	# safety
1839	$self->{instantiate_time} = $cf::RUNTIME	2199	$self->{instantiate_time} = $cf::RUNTIME
1840	if $self->{instantiate_time} > $cf::RUNTIME;	2200	if $self->{instantiate_time} > $cf::RUNTIME;
1841	}	2201	}
1842		2202
		2203	# called after loading the header from an original map
1843	sub prepare_orig {	2204	sub prepare_orig {
1844	my ($self) = @_;	2205	my ($self) = @_;
1845		2206
1846	$self->{load_original} = 1;	2207	$self->{load_original} = 1;
1847	$self->{instantiate_time} = $cf::RUNTIME;	2208	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1871		2232
1872	sub find;	2233	sub find;
1873	sub find {	2234	sub find {
1874	my ($path, $origin) = @_;	2235	my ($path, $origin) = @_;
1875		2236
		2237	cf::cede_to_tick;
		2238
1876	$path = normalise $path, $origin && $origin->path;	2239	$path = normalise $path, $origin;
1877		2240
1878	cf::lock_wait "map_data:$path";#d#remove	2241	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1879	cf::lock_wait "map_find:$path";	2242	my $guard2 = cf::lock_acquire "map_find:$path";
1880		2243
1881	$cf::MAP{$path} || do {	2244	$cf::MAP{$path} || do {
1882	my $guard1 = cf::lock_acquire "map_find:$path";
1883	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1884
1885	my $map = new_from_path cf::map $path	2245	my $map = new_from_path cf::map $path
1886	or return;	2246	or return;
1887		2247
1888	$map->{last_save} = $cf::RUNTIME;	2248	$map->{last_save} = $cf::RUNTIME;
1889		2249
…		…
1891	or return;	2251	or return;
1892		2252
1893	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2253	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1894	# doing this can freeze the server in a sync job, obviously	2254	# doing this can freeze the server in a sync job, obviously
1895	#$cf::WAIT_FOR_TICK->wait;	2255	#$cf::WAIT_FOR_TICK->wait;
		2256	undef $guard2;
1896	undef $guard1;	2257	undef $guard1;
1897	undef $guard2;
1898	$map->reset;	2258	$map->reset;
1899	return find $path;	2259	return find $path;
1900	}	2260	}
1901		2261
1902	$cf::MAP{$path} = $map	2262	$cf::MAP{$path} = $map
1903	}	2263	}
1904	}	2264	}
1905		2265
1906	sub pre_load { }	2266	sub pre_load { }
1907	sub post_load { }	2267	#sub post_load { } # XS
1908		2268
1909	sub load {	2269	sub load {
1910	my ($self) = @_;	2270	my ($self) = @_;
1911		2271
1912	local $self->{deny_reset} = 1; # loading can take a long time	2272	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1915		2275
1916	{	2276	{
1917	my $guard = cf::lock_acquire "map_data:$path";	2277	my $guard = cf::lock_acquire "map_data:$path";
1918		2278
1919	return unless $self->valid;	2279	return unless $self->valid;
1920	return unless $self->in_memory == cf::MAP_SWAPPED;	2280	return unless $self->state == cf::MAP_SWAPPED;
1921
1922	$self->in_memory (cf::MAP_LOADING);
1923		2281
1924	$self->alloc;	2282	$self->alloc;
1925		2283
1926	$self->pre_load;	2284	$self->pre_load;
1927	cf::cede_to_tick;	2285	cf::cede_to_tick;
1928		2286
		2287	if (exists $self->{load_path}) {
1929	my $f = new_from_file cf::object::thawer $self->{load_path};	2288	my $f = new_from_file cf::object::thawer $self->{load_path};
1930	$f->skip_block;	2289	$f->skip_block;
1931	$self->_load_objects ($f)	2290	$self->_load_objects ($f)
1932	or return;	2291	or return;
1933		2292
1934	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2293	$self->post_load_original
1935	if delete $self->{load_original};	2294	if delete $self->{load_original};
1936		2295
1937	if (my $uniq = $self->uniq_path) {	2296	if (my $uniq = $self->uniq_path) {
1938	utf8::encode $uniq;	2297	utf8::encode $uniq;
1939	unless (aio_stat $uniq) {	2298	unless (aio_stat $uniq) {
1940	if (my $f = new_from_file cf::object::thawer $uniq) {	2299	if (my $f = new_from_file cf::object::thawer $uniq) {
1941	$self->clear_unique_items;	2300	$self->clear_unique_items;
1942	$self->_load_objects ($f);	2301	$self->_load_objects ($f);
1943	$f->resolve_delayed_derefs;	2302	$f->resolve_delayed_derefs;
		2303	}
1944	}	2304	}
1945	}	2305	}
1946	}
1947		2306
1948	$f->resolve_delayed_derefs;	2307	$f->resolve_delayed_derefs;
		2308	} else {
		2309	$self->post_load_original
		2310	if delete $self->{load_original};
		2311	}
		2312
		2313	$self->state (cf::MAP_INACTIVE);
1949		2314
1950	cf::cede_to_tick;	2315	cf::cede_to_tick;
1951	# now do the right thing for maps	2316	# now do the right thing for maps
1952	$self->link_multipart_objects;	2317	$self->link_multipart_objects;
1953	$self->difficulty ($self->estimate_difficulty)	2318	$self->difficulty ($self->estimate_difficulty)
…		…
1957	unless ($self->{deny_activate}) {	2322	unless ($self->{deny_activate}) {
1958	$self->decay_objects;	2323	$self->decay_objects;
1959	$self->fix_auto_apply;	2324	$self->fix_auto_apply;
1960	$self->update_buttons;	2325	$self->update_buttons;
1961	cf::cede_to_tick;	2326	cf::cede_to_tick;
1962	$self->set_darkness_map;	2327	#$self->activate; # no longer activate maps automatically
1963	cf::cede_to_tick;
1964	$self->activate;
1965	}	2328	}
1966		2329
1967	$self->{last_save} = $cf::RUNTIME;	2330	$self->{last_save} = $cf::RUNTIME;
1968	$self->last_access ($cf::RUNTIME);	2331	$self->last_access ($cf::RUNTIME);
1969
1970	$self->in_memory (cf::MAP_IN_MEMORY);
1971	}	2332	}
1972		2333
1973	$self->post_load;	2334	$self->post_load;
1974	}
1975		2335
		2336	1
		2337	}
		2338
		2339	# customize the map for a given player, i.e.
		2340	# return the _real_ map. used by e.g. per-player
		2341	# maps to change the path to ~playername/mappath
1976	sub customise_for {	2342	sub customise_for {
1977	my ($self, $ob) = @_;	2343	my ($self, $ob) = @_;
1978		2344
1979	return find "~" . $ob->name . "/" . $self->{path}	2345	return find "~" . $ob->name . "/" . $self->{path}
1980	if $self->per_player;	2346	if $self->per_player;
…		…
1983	# if $self->per_party;	2349	# if $self->per_party;
1984		2350
1985	$self	2351	$self
1986	}	2352	}
1987		2353
1988	# find and load all maps in the 3x3 area around a map
1989	sub load_neighbours {
1990	my ($map) = @_;
1991
1992	my @neigh; # diagonal neighbours
1993
1994	for (0 .. 3) {
1995	my $neigh = $map->tile_path ($_)
1996	or next;
1997	$neigh = find $neigh, $map
1998	or next;
1999	$neigh->load;
2000
2001	push @neigh,
2002	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2003	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2004	}
2005
2006	for (grep defined $_->[0], @neigh) {
2007	my ($path, $origin) = @$_;
2008	my $neigh = find $path, $origin
2009	or next;
2010	$neigh->load;
2011	}
2012	}
2013
2014	sub find_sync {	2354	sub find_sync {
2015	my ($path, $origin) = @_;	2355	my ($path, $origin) = @_;
2016		2356
2017	cf::sync_job { find $path, $origin }	2357	# it's a bug to call this from the main context
		2358	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2359	if $Coro::current == $Coro::main;
		2360
		2361	find $path, $origin
2018	}	2362	}
2019		2363
2020	sub do_load_sync {	2364	sub do_load_sync {
2021	my ($map) = @_;	2365	my ($map) = @_;
2022		2366
		2367	# it's a bug to call this from the main context
2023	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2368	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2024	if $Coro::current == $Coro::main;	2369	if $Coro::current == $Coro::main;
2025		2370
2026	cf::sync_job { $map->load };	2371	$map->load;
2027	}	2372	}
2028		2373
2029	our %MAP_PREFETCH;	2374	our %MAP_PREFETCH;
2030	our $MAP_PREFETCHER = undef;	2375	our $MAP_PREFETCHER = undef;
2031		2376
2032	sub find_async {	2377	sub find_async {
2033	my ($path, $origin, $load) = @_;	2378	my ($path, $origin, $load) = @_;
2034		2379
2035	$path = normalise $path, $origin && $origin->{path};	2380	$path = normalise $path, $origin;
2036		2381
2037	if (my $map = $cf::MAP{$path}) {	2382	if (my $map = $cf::MAP{$path}) {
2038	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2383	return $map if !$load || $map->linkable;
2039	}	2384	}
2040		2385
2041	$MAP_PREFETCH{$path} |= $load;	2386	$MAP_PREFETCH{$path} |= $load;
2042		2387
2043	$MAP_PREFETCHER ||= cf::async {	2388	$MAP_PREFETCHER ||= cf::async {
…		…
2057	$MAP_PREFETCHER->prio (6);	2402	$MAP_PREFETCHER->prio (6);
2058		2403
2059	()	2404	()
2060	}	2405	}
2061		2406
		2407	# common code, used by both ->save and ->swapout
2062	sub save {	2408	sub _save {
2063	my ($self) = @_;	2409	my ($self) = @_;
2064
2065	my $lock = cf::lock_acquire "map_data:$self->{path}";
2066		2410
2067	$self->{last_save} = $cf::RUNTIME;	2411	$self->{last_save} = $cf::RUNTIME;
2068		2412
2069	return unless $self->dirty;	2413	return unless $self->dirty;
2070		2414
…		…
2079		2423
2080	cf::async {	2424	cf::async {
2081	$Coro::current->{desc} = "map player save";	2425	$Coro::current->{desc} = "map player save";
2082	$_->contr->save for $self->players;	2426	$_->contr->save for $self->players;
2083	};	2427	};
		2428
		2429	cf::get_slot 0.02;
2084		2430
2085	if ($uniq) {	2431	if ($uniq) {
2086	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2087	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2433	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2088	} else {	2434	} else {
2089	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2435	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2090	}	2436	}
2091	}	2437	}
2092		2438
		2439	sub save {
		2440	my ($self) = @_;
		2441
		2442	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2443
		2444	$self->_save;
		2445	}
		2446
2093	sub swap_out {	2447	sub swap_out {
2094	my ($self) = @_;	2448	my ($self) = @_;
2095		2449
2096	# save first because save cedes
2097	$self->save;
2098
2099	my $lock = cf::lock_acquire "map_data:$self->{path}";	2450	my $lock = cf::lock_acquire "map_data:$self->{path}";
2100		2451
		2452	return if !$self->linkable;
		2453	return if $self->{deny_save};
2101	return if $self->players;	2454	return if $self->players;
2102	return if $self->in_memory != cf::MAP_IN_MEMORY;	2455
		2456	# first deactivate the map and "unlink" it from the core
		2457	$self->deactivate;
		2458	$_->clear_links_to ($self) for values %cf::MAP;
		2459	$self->state (cf::MAP_SWAPPED);
		2460
		2461	# then atomically save
		2462	$self->_save;
		2463
		2464	# then free the map
		2465	$self->clear;
		2466	}
		2467
		2468	sub reset_at {
		2469	my ($self) = @_;
		2470
		2471	# TODO: safety, remove and allow resettable per-player maps
2103	return if $self->{deny_save};	2472	return 1e99 if $self->{deny_reset};
2104		2473
		2474	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2475	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2476
		2477	$time + $to
		2478	}
		2479
		2480	sub should_reset {
		2481	my ($self) = @_;
		2482
		2483	$self->reset_at <= $cf::RUNTIME
		2484	}
		2485
		2486	sub reset {
		2487	my ($self) = @_;
		2488
		2489	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2490
		2491	return if $self->players;
		2492
		2493	cf::trace "resetting map ", $self->path, "\n";
		2494
2105	$self->in_memory (cf::MAP_SWAPPED);	2495	$self->state (cf::MAP_SWAPPED);
		2496
		2497	# need to save uniques path
		2498	unless ($self->{deny_save}) {
		2499	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2500
		2501	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2502	if $uniq;
		2503	}
		2504
		2505	delete $cf::MAP{$self->path};
2106		2506
2107	$self->deactivate;	2507	$self->deactivate;
2108	$_->clear_links_to ($self) for values %cf::MAP;	2508	$_->clear_links_to ($self) for values %cf::MAP;
2109	$self->clear;	2509	$self->clear;
2110	}
2111
2112	sub reset_at {
2113	my ($self) = @_;
2114
2115	# TODO: safety, remove and allow resettable per-player maps
2116	return 1e99 if $self->{deny_reset};
2117
2118	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2119	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2120
2121	$time + $to
2122	}
2123
2124	sub should_reset {
2125	my ($self) = @_;
2126
2127	$self->reset_at <= $cf::RUNTIME
2128	}
2129
2130	sub reset {
2131	my ($self) = @_;
2132
2133	my $lock = cf::lock_acquire "map_data:$self->{path}";
2134
2135	return if $self->players;
2136
2137	warn "resetting map ", $self->path;
2138
2139	$self->in_memory (cf::MAP_SWAPPED);
2140
2141	# need to save uniques path
2142	unless ($self->{deny_save}) {
2143	my $uniq = $self->uniq_path; utf8::encode $uniq;
2144
2145	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2146	if $uniq;
2147	}
2148
2149	delete $cf::MAP{$self->path};
2150
2151	$self->deactivate;
2152	$_->clear_links_to ($self) for values %cf::MAP;
2153	$self->clear;
2154		2510
2155	$self->unlink_save;	2511	$self->unlink_save;
2156	$self->destroy;	2512	$self->destroy;
2157	}	2513	}
2158		2514
…		…
2166		2522
2167	delete $cf::MAP{$self->path};	2523	delete $cf::MAP{$self->path};
2168		2524
2169	$self->unlink_save;	2525	$self->unlink_save;
2170		2526
2171	bless $self, "cf::map";	2527	bless $self, "cf::map::wrap";
2172	delete $self->{deny_reset};	2528	delete $self->{deny_reset};
2173	$self->{deny_save} = 1;	2529	$self->{deny_save} = 1;
2174	$self->reset_timeout (1);	2530	$self->reset_timeout (1);
2175	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2531	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2176		2532
…		…
2225		2581
2226	sub unique_maps() {	2582	sub unique_maps() {
2227	[	2583	[
2228	map {	2584	map {
2229	utf8::decode $_;	2585	utf8::decode $_;
2230	/\.map$/	2586	s/\.map$//; # TODO future compatibility hack
		2587	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2588	? ()
2231	? normalise $_	2589	: normalise $_
2232	: ()
2233	} @{ aio_readdir $UNIQUEDIR or [] }	2590	} @{ aio_readdir $UNIQUEDIR or [] }
2234	]	2591	]
2235	}	2592	}
2236		2593
2237	package cf;	2594	=item cf::map::static_maps
		2595
		2596	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2597	file in the shared directory excluding F</styles> and F</editor>). May
		2598	block.
		2599
		2600	=cut
		2601
		2602	sub static_maps() {
		2603	my @dirs = "";
		2604	my @maps;
		2605
		2606	while (@dirs) {
		2607	my $dir = shift @dirs;
		2608
		2609	next if $dir eq "/styles" || $dir eq "/editor";
		2610
		2611	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2612	or return;
		2613
		2614	for (@$files) {
		2615	s/\.map$// or next;
		2616	utf8::decode $_;
		2617	push @maps, "$dir/$_";
		2618	}
		2619
		2620	push @dirs, map "$dir/$_", @$dirs;
		2621	}
		2622
		2623	\@maps
		2624	}
2238		2625
2239	=back	2626	=back
2240		2627
2241	=head3 cf::object	2628	=head3 cf::object
2242		2629
…		…
2246		2633
2247	=over 4	2634	=over 4
2248		2635
2249	=item $ob->inv_recursive	2636	=item $ob->inv_recursive
2250		2637
2251	Returns the inventory of the object _and_ their inventories, recursively.	2638	Returns the inventory of the object I<and> their inventories, recursively,
		2639	but I<not> the object itself.
2252		2640
2253	=cut	2641	=cut
2254		2642
2255	sub inv_recursive_;	2643	sub inv_recursive_;
2256	sub inv_recursive_ {	2644	sub inv_recursive_ {
…		…
2261	inv_recursive_ inv $_[0]	2649	inv_recursive_ inv $_[0]
2262	}	2650	}
2263		2651
2264	=item $ref = $ob->ref	2652	=item $ref = $ob->ref
2265		2653
2266	creates and returns a persistent reference to an objetc that can be stored as a string.	2654	Creates and returns a persistent reference to an object that can be stored as a string.
2267		2655
2268	=item $ob = cf::object::deref ($refstring)	2656	=item $ob = cf::object::deref ($refstring)
2269		2657
2270	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2658	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2271	even if the object actually exists. May block.	2659	even if the object actually exists. May block.
…		…
2303	can be C<undef>. Does the right thing when the player is currently in a	2691	can be C<undef>. Does the right thing when the player is currently in a
2304	dialogue with the given NPC character.	2692	dialogue with the given NPC character.
2305		2693
2306	=cut	2694	=cut
2307		2695
		2696	our $SAY_CHANNEL = {
		2697	id => "say",
		2698	title => "Map",
		2699	reply => "say ",
		2700	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2701	};
		2702
		2703	our $CHAT_CHANNEL = {
		2704	id => "chat",
		2705	title => "Chat",
		2706	reply => "chat ",
		2707	tooltip => "Player chat and shouts, global to the server.",
		2708	};
		2709
2308	# rough implementation of a future "reply" method that works	2710	# rough implementation of a future "reply" method that works
2309	# with dialog boxes.	2711	# with dialog boxes.
2310	#TODO: the first argument must go, split into a $npc->reply_to ( method	2712	#TODO: the first argument must go, split into a $npc->reply_to ( method
2311	sub cf::object::player::reply($$$;$) {	2713	sub cf::object::player::reply($$$;$) {
2312	my ($self, $npc, $msg, $flags) = @_;	2714	my ($self, $npc, $msg, $flags) = @_;
…		…
2323	my $dialog = $pl->{npc_dialog};	2725	my $dialog = $pl->{npc_dialog};
2324	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2726	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2325		2727
2326	} else {	2728	} else {
2327	$msg = $npc->name . " says: $msg" if $npc;	2729	$msg = $npc->name . " says: $msg" if $npc;
2328	$self->message ($msg, $flags);	2730	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2329	}	2731	}
2330	}	2732	}
2331	}	2733	}
2332		2734
2333	=item $object->send_msg ($channel, $msg, $color, [extra...])	2735	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2358		2760
2359	=item $player_object->enter_link	2761	=item $player_object->enter_link
2360		2762
2361	Freezes the player and moves him/her to a special map (C<{link}>).	2763	Freezes the player and moves him/her to a special map (C<{link}>).
2362		2764
2363	The player should be reasonably safe there for short amounts of time. You	2765	The player should be reasonably safe there for short amounts of time (e.g.
2364	I<MUST> call C<leave_link> as soon as possible, though.	2766	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2767	though, as the player cannot control the character while it is on the link
		2768	map.
2365		2769
2366	Will never block.	2770	Will never block.
2367		2771
2368	=item $player_object->leave_link ($map, $x, $y)	2772	=item $player_object->leave_link ($map, $x, $y)
2369		2773
…		…
2389	sub cf::object::player::enter_link {	2793	sub cf::object::player::enter_link {
2390	my ($self) = @_;	2794	my ($self) = @_;
2391		2795
2392	$self->deactivate_recursive;	2796	$self->deactivate_recursive;
2393		2797
		2798	++$self->{_link_recursion};
		2799
2394	return if UNIVERSAL::isa $self->map, "ext::map_link";	2800	return if UNIVERSAL::isa $self->map, "ext::map_link";
2395		2801
2396	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2802	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2397	if $self->map && $self->map->{path} ne "{link}";	2803	if $self->map && $self->map->{path} ne "{link}";
2398		2804
2399	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2805	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2400	}	2806	}
2401		2807
2402	sub cf::object::player::leave_link {	2808	sub cf::object::player::leave_link {
2403	my ($self, $map, $x, $y) = @_;	2809	my ($self, $map, $x, $y) = @_;
2404		2810
…		…
2421	($x, $y) = (-1, -1)	2827	($x, $y) = (-1, -1)
2422	unless (defined $x) && (defined $y);	2828	unless (defined $x) && (defined $y);
2423		2829
2424	# use -1 or undef as default coordinates, not 0, 0	2830	# use -1 or undef as default coordinates, not 0, 0
2425	($x, $y) = ($map->enter_x, $map->enter_y)	2831	($x, $y) = ($map->enter_x, $map->enter_y)
2426	if $x <=0 && $y <= 0;	2832	if $x <= 0 && $y <= 0;
2427		2833
2428	$map->load;	2834	$map->load;
2429	$map->load_neighbours;
2430		2835
2431	return unless $self->contr->active;	2836	return unless $self->contr->active;
2432	$self->activate_recursive;
2433		2837
2434	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2838	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2435	$self->enter_map ($map, $x, $y);	2839	if ($self->enter_map ($map, $x, $y)) {
2436	}	2840	# entering was successful
		2841	delete $self->{_link_recursion};
		2842	# only activate afterwards, to support waiting in hooks
		2843	$self->activate_recursive;
		2844	}
2437		2845
		2846	}
		2847
2438	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2848	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2439		2849
2440	Moves the player to the given map-path and coordinates by first freezing	2850	Moves the player to the given map-path and coordinates by first freezing
2441	her, loading and preparing them map, calling the provided $check callback	2851	her, loading and preparing them map, calling the provided $check callback
2442	that has to return the map if sucecssful, and then unfreezes the player on	2852	that has to return the map if sucecssful, and then unfreezes the player on
2443	the new (success) or old (failed) map position. In either case, $done will	2853	the new (success) or old (failed) map position. In either case, $done will
2444	be called at the end of this process.	2854	be called at the end of this process.
2445		2855
		2856	Note that $check will be called with a potentially non-loaded map, so if
		2857	it needs a loaded map it has to call C<< ->load >>.
		2858
2446	=cut	2859	=cut
2447		2860
2448	our $GOTOGEN;	2861	our $GOTOGEN;
2449		2862
2450	sub cf::object::player::goto {	2863	sub cf::object::player::goto {
2451	my ($self, $path, $x, $y, $check, $done) = @_;	2864	my ($self, $path, $x, $y, $check, $done) = @_;
		2865
		2866	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2867	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2868	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2869	($path, $x, $y) = @$EMERGENCY_POSITION;
		2870	}
2452		2871
2453	# do generation counting so two concurrent goto's will be executed in-order	2872	# do generation counting so two concurrent goto's will be executed in-order
2454	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2873	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2455		2874
2456	$self->enter_link;	2875	$self->enter_link;
…		…
2476	($path, $x, $y) = (undef, undef, undef);	2895	($path, $x, $y) = (undef, undef, undef);
2477	}	2896	}
2478	}	2897	}
2479		2898
2480	my $map = eval {	2899	my $map = eval {
2481	my $map = defined $path ? cf::map::find $path : undef;	2900	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2482		2901
2483	if ($map) {	2902	if ($map) {
2484	$map = $map->customise_for ($self);	2903	$map = $map->customise_for ($self);
2485	$map = $check->($map) if $check && $map;	2904	$map = $check->($map, $x, $y, $self) if $check && $map;
2486	} else {	2905	} else {
2487	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2906	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2488	}	2907	}
2489		2908
2490	$map	2909	$map
…		…
2498	if ($gen == $self->{_goto_generation}) {	2917	if ($gen == $self->{_goto_generation}) {
2499	delete $self->{_goto_generation};	2918	delete $self->{_goto_generation};
2500	$self->leave_link ($map, $x, $y);	2919	$self->leave_link ($map, $x, $y);
2501	}	2920	}
2502		2921
2503	$done->() if $done;	2922	$done->($self) if $done;
2504	})->prio (1);	2923	})->prio (1);
2505	}	2924	}
2506		2925
2507	=item $player_object->enter_exit ($exit_object)	2926	=item $player_object->enter_exit ($exit_object)
2508		2927
…		…
2528	}	2947	}
2529		2948
2530	sub prepare_random_map {	2949	sub prepare_random_map {
2531	my ($exit) = @_;	2950	my ($exit) = @_;
2532		2951
2533	my $guard = cf::lock_acquire "exit_prepare:$exit";
2534
2535	# all this does is basically replace the /! path by	2952	# all this does is basically replace the /! path by
2536	# a new random map path (?random/...) with a seed	2953	# a new random map path (?random/...) with a seed
2537	# that depends on the exit object	2954	# that depends on the exit object
2538		2955
2539	my $rmp = parse_random_map_params $exit->msg;	2956	my $rmp = parse_random_map_params $exit->msg;
…		…
2541	if ($exit->map) {	2958	if ($exit->map) {
2542	$rmp->{region} = $exit->region->name;	2959	$rmp->{region} = $exit->region->name;
2543	$rmp->{origin_map} = $exit->map->path;	2960	$rmp->{origin_map} = $exit->map->path;
2544	$rmp->{origin_x} = $exit->x;	2961	$rmp->{origin_x} = $exit->x;
2545	$rmp->{origin_y} = $exit->y;	2962	$rmp->{origin_y} = $exit->y;
		2963
		2964	$exit->map->touch;
2546	}	2965	}
2547		2966
2548	$rmp->{random_seed} ||= $exit->random_seed;	2967	$rmp->{random_seed} ||= $exit->random_seed;
2549		2968
2550	my $data = cf::to_json $rmp;	2969	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2551	my $md5 = Digest::MD5::md5_hex $data;	2970	my $md5 = Digest::MD5::md5_hex $data;
2552	my $meta = "$RANDOMDIR/$md5.meta";	2971	my $meta = "$RANDOMDIR/$md5.meta";
2553		2972
2554	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2973	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2555	aio_write $fh, 0, (length $data), $data, 0;	2974	aio_write $fh, 0, (length $data), $data, 0;
2556	undef $fh;	2975	undef $fh;
2557	aio_rename "$meta~", $meta;	2976	aio_rename "$meta~", $meta;
2558		2977
		2978	my $slaying = "?random/$md5";
		2979
		2980	if ($exit->valid) {
2559	$exit->slaying ("?random/$md5");	2981	$exit->slaying ("?random/$md5");
2560	$exit->msg (undef);	2982	$exit->msg (undef);
		2983	}
2561	}	2984	}
2562	}	2985	}
2563		2986
2564	sub cf::object::player::enter_exit {	2987	sub cf::object::player::enter_exit {
2565	my ($self, $exit) = @_;	2988	my ($self, $exit) = @_;
2566		2989
2567	return unless $self->type == cf::PLAYER;	2990	return unless $self->type == cf::PLAYER;
2568		2991
2569	if ($exit->slaying eq "/!") {
2570	#TODO: this should de-fi-ni-te-ly not be a sync-job
2571	# the problem is that $exit might not survive long enough
2572	# so it needs to be done right now, right here
2573	cf::sync_job { prepare_random_map $exit };
2574	}
2575
2576	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2577	my $hp = $exit->stats->hp;
2578	my $sp = $exit->stats->sp;
2579
2580	$self->enter_link;	2992	$self->enter_link;
2581		2993
2582	# if exit is damned, update players death & WoR home-position
2583	$self->contr->savebed ($slaying, $hp, $sp)
2584	if $exit->flag (FLAG_DAMNED);
2585
2586	(async {	2994	(async {
2587	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2995	$Coro::current->{desc} = "enter_exit";
2588		2996
2589	$self->deactivate_recursive; # just to be sure
2590	unless (eval {	2997	unless (eval {
		2998	$self->deactivate_recursive; # just to be sure
		2999
		3000	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3001	my $x = $exit->stats->hp;
		3002	my $y = $exit->stats->sp;
		3003
		3004	# special map handling
		3005	my $slaying = $exit->slaying;
		3006
		3007	# special map handling
		3008	if ($slaying eq "/!") {
		3009	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3010
		3011	prepare_random_map $exit
		3012	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3013
		3014	$map = $exit->slaying;
		3015
		3016	} elsif ($slaying eq '!up') {
		3017	$map = $exit->map->tile_path (cf::TILE_UP);
		3018	$x = $exit->x;
		3019	$y = $exit->y;
		3020
		3021	} elsif ($slaying eq '!down') {
		3022	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3023	$x = $exit->x;
		3024	$y = $exit->y;
		3025	}
		3026
2591	$self->goto ($slaying, $hp, $sp);	3027	$self->goto ($map, $x, $y);
2592		3028
		3029	# if exit is damned, update players death & WoR home-position
		3030	$self->contr->savebed ($map, $x, $y)
		3031	if $exit->flag (cf::FLAG_DAMNED);
		3032
2593	1;	3033	1
2594	}) {	3034	}) {
2595	$self->message ("Something went wrong deep within the crossfire server. "	3035	$self->message ("Something went wrong deep within the deliantra server. "
2596	. "I'll try to bring you back to the map you were before. "	3036	. "I'll try to bring you back to the map you were before. "
2597	. "Please report this to the dungeon master!",	3037	. "Please report this to the dungeon master!",
2598	cf::NDI_UNIQUE | cf::NDI_RED);	3038	cf::NDI_UNIQUE | cf::NDI_RED);
2599		3039
2600	warn "ERROR in enter_exit: $@";	3040	error "ERROR in enter_exit: $@";
2601	$self->leave_link;	3041	$self->leave_link;
2602	}	3042	}
2603	})->prio (1);	3043	})->prio (1);
2604	}	3044	}
2605		3045
…		…
2617	sub cf::client::send_drawinfo {	3057	sub cf::client::send_drawinfo {
2618	my ($self, $text, $flags) = @_;	3058	my ($self, $text, $flags) = @_;
2619		3059
2620	utf8::encode $text;	3060	utf8::encode $text;
2621	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3061	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3062	}
		3063
		3064	=item $client->send_big_packet ($pkt)
		3065
		3066	Like C<send_packet>, but tries to compress large packets, and fragments
		3067	them as required.
		3068
		3069	=cut
		3070
		3071	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3072
		3073	sub cf::client::send_big_packet {
		3074	my ($self, $pkt) = @_;
		3075
		3076	# try lzf for large packets
		3077	$pkt = "lzf " . Compress::LZF::compress $pkt
		3078	if 1024 <= length $pkt and $self->{can_lzf};
		3079
		3080	# split very large packets
		3081	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3082	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3083	$pkt = "frag";
		3084	}
		3085
		3086	$self->send_packet ($pkt);
2622	}	3087	}
2623		3088
2624	=item $client->send_msg ($channel, $msg, $color, [extra...])	3089	=item $client->send_msg ($channel, $msg, $color, [extra...])
2625		3090
2626	Send a drawinfo or msg packet to the client, formatting the msg for the	3091	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2628	the message, with C<log> being the default. If C<$color> is negative, suppress	3093	the message, with C<log> being the default. If C<$color> is negative, suppress
2629	the message unless the client supports the msg packet.	3094	the message unless the client supports the msg packet.
2630		3095
2631	=cut	3096	=cut
2632		3097
		3098	# non-persistent channels (usually the info channel)
2633	our %CHANNEL = (	3099	our %CHANNEL = (
		3100	"c/motd" => {
		3101	id => "infobox",
		3102	title => "MOTD",
		3103	reply => undef,
		3104	tooltip => "The message of the day",
		3105	},
2634	"c/identify" => {	3106	"c/identify" => {
2635	id => "infobox",	3107	id => "infobox",
2636	title => "Identify",	3108	title => "Identify",
2637	reply => undef,	3109	reply => undef,
2638	tooltip => "Items recently identified",	3110	tooltip => "Items recently identified",
…		…
2641	id => "infobox",	3113	id => "infobox",
2642	title => "Examine",	3114	title => "Examine",
2643	reply => undef,	3115	reply => undef,
2644	tooltip => "Signs and other items you examined",	3116	tooltip => "Signs and other items you examined",
2645	},	3117	},
		3118	"c/shopinfo" => {
		3119	id => "infobox",
		3120	title => "Shop Info",
		3121	reply => undef,
		3122	tooltip => "What your bargaining skill tells you about the shop",
		3123	},
		3124	"c/book" => {
		3125	id => "infobox",
		3126	title => "Book",
		3127	reply => undef,
		3128	tooltip => "The contents of a note or book",
		3129	},
2646	"c/lookat" => {	3130	"c/lookat" => {
2647	id => "infobox",	3131	id => "infobox",
2648	title => "Look",	3132	title => "Look",
2649	reply => undef,	3133	reply => undef,
2650	tooltip => "What you saw there",	3134	tooltip => "What you saw there",
2651	},	3135	},
		3136	"c/who" => {
		3137	id => "infobox",
		3138	title => "Players",
		3139	reply => undef,
		3140	tooltip => "Shows players who are currently online",
		3141	},
		3142	"c/body" => {
		3143	id => "infobox",
		3144	title => "Body Parts",
		3145	reply => undef,
		3146	tooltip => "Shows which body parts you posess and are available",
		3147	},
		3148	"c/statistics" => {
		3149	id => "infobox",
		3150	title => "Statistics",
		3151	reply => undef,
		3152	tooltip => "Shows your primary statistics",
		3153	},
		3154	"c/skills" => {
		3155	id => "infobox",
		3156	title => "Skills",
		3157	reply => undef,
		3158	tooltip => "Shows your experience per skill and item power",
		3159	},
		3160	"c/shopitems" => {
		3161	id => "infobox",
		3162	title => "Shop Items",
		3163	reply => undef,
		3164	tooltip => "Shows the items currently for sale in this shop",
		3165	},
		3166	"c/resistances" => {
		3167	id => "infobox",
		3168	title => "Resistances",
		3169	reply => undef,
		3170	tooltip => "Shows your resistances",
		3171	},
		3172	"c/pets" => {
		3173	id => "infobox",
		3174	title => "Pets",
		3175	reply => undef,
		3176	tooltip => "Shows information abotu your pets/a specific pet",
		3177	},
		3178	"c/perceiveself" => {
		3179	id => "infobox",
		3180	title => "Perceive Self",
		3181	reply => undef,
		3182	tooltip => "You gained detailed knowledge about yourself",
		3183	},
		3184	"c/uptime" => {
		3185	id => "infobox",
		3186	title => "Uptime",
		3187	reply => undef,
		3188	tooltip => "How long the server has been running since last restart",
		3189	},
		3190	"c/mapinfo" => {
		3191	id => "infobox",
		3192	title => "Map Info",
		3193	reply => undef,
		3194	tooltip => "Information related to the maps",
		3195	},
		3196	"c/party" => {
		3197	id => "party",
		3198	title => "Party",
		3199	reply => "gsay ",
		3200	tooltip => "Messages and chat related to your party",
		3201	},
		3202	"c/death" => {
		3203	id => "death",
		3204	title => "Death",
		3205	reply => undef,
		3206	tooltip => "Reason for and more info about your most recent death",
		3207	},
		3208	"c/say" => $SAY_CHANNEL,
		3209	"c/chat" => $CHAT_CHANNEL,
2652	);	3210	);
2653		3211
2654	sub cf::client::send_msg {	3212	sub cf::client::send_msg {
2655	my ($self, $channel, $msg, $color, @extra) = @_;	3213	my ($self, $channel, $msg, $color, @extra) = @_;
2656		3214
2657	$msg = $self->pl->expand_cfpod ($msg);	3215	$msg = $self->pl->expand_cfpod ($msg)
		3216	unless $color & cf::NDI_VERBATIM;
2658		3217
2659	$color &= cf::NDI_CLIENT_MASK; # just in case...	3218	$color &= cf::NDI_CLIENT_MASK; # just in case...
2660		3219
2661	# check predefined channels, for the benefit of C	3220	# check predefined channels, for the benefit of C
2662	if ($CHANNEL{$channel}) {	3221	if ($CHANNEL{$channel}) {
2663	$channel = $CHANNEL{$channel};	3222	$channel = $CHANNEL{$channel};
2664		3223
2665	$self->ext_msg (channel_info => $channel)	3224	$self->ext_msg (channel_info => $channel);
2666	if $self->can_msg;
2667
2668	$channel = $channel->{id};	3225	$channel = $channel->{id};
2669		3226
2670	} elsif (ref $channel) {	3227	} elsif (ref $channel) {
2671	# send meta info to client, if not yet sent	3228	# send meta info to client, if not yet sent
2672	unless (exists $self->{channel}{$channel->{id}}) {	3229	unless (exists $self->{channel}{$channel->{id}}) {
2673	$self->{channel}{$channel->{id}} = $channel;	3230	$self->{channel}{$channel->{id}} = $channel;
2674	$self->ext_msg (channel_info => $channel)	3231	$self->ext_msg (channel_info => $channel);
2675	if $self->can_msg;
2676	}	3232	}
2677		3233
2678	$channel = $channel->{id};	3234	$channel = $channel->{id};
2679	}	3235	}
2680		3236
2681	return unless @extra || length $msg;	3237	return unless @extra || length $msg;
2682		3238
2683	if ($self->can_msg) {
2684	# default colour, mask it out	3239	# default colour, mask it out
2685	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3240	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2686	if $color & cf::NDI_DEF;	3241	if $color & cf::NDI_DEF;
2687		3242
2688	$self->send_packet ("msg " . $self->{json_coder}->encode (	3243	my $pkt = "msg "
		3244	. $self->{json_coder}->encode (
2689	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3245	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2690	} else {	3246	);
2691	if ($color >= 0) {
2692	# replace some tags by gcfclient-compatible ones
2693	for ($msg) {
2694	1 while
2695	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2696	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2697	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2698	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2699	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2700	}
2701		3247
2702	$color &= cf::NDI_COLOR_MASK;	3248	$self->send_big_packet ($pkt);
2703
2704	utf8::encode $msg;
2705
2706	if (0 && $msg =~ /\[/) {
2707	# COMMAND/INFO
2708	$self->send_packet ("drawextinfo $color 10 8 $msg")
2709	} else {
2710	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2711	$self->send_packet ("drawinfo $color $msg")
2712	}
2713	}
2714	}
2715	}	3249	}
2716		3250
2717	=item $client->ext_msg ($type, @msg)	3251	=item $client->ext_msg ($type, @msg)
2718		3252
2719	Sends an ext event to the client.	3253	Sends an ext event to the client.
…		…
2721	=cut	3255	=cut
2722		3256
2723	sub cf::client::ext_msg($$@) {	3257	sub cf::client::ext_msg($$@) {
2724	my ($self, $type, @msg) = @_;	3258	my ($self, $type, @msg) = @_;
2725		3259
2726	if ($self->extcmd == 2) {
2727	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3260	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2728	} elsif ($self->extcmd == 1) { # TODO: remove
2729	push @msg, msgtype => "event_$type";
2730	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2731	}
2732	}
2733
2734	=item $client->ext_reply ($msgid, @msg)
2735
2736	Sends an ext reply to the client.
2737
2738	=cut
2739
2740	sub cf::client::ext_reply($$@) {
2741	my ($self, $id, @msg) = @_;
2742
2743	if ($self->extcmd == 2) {
2744	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2745	} elsif ($self->extcmd == 1) {
2746	#TODO: version 1, remove
2747	unshift @msg, msgtype => "reply", msgid => $id;
2748	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2749	}
2750	}	3261	}
2751		3262
2752	=item $success = $client->query ($flags, "text", \&cb)	3263	=item $success = $client->query ($flags, "text", \&cb)
2753		3264
2754	Queues a query to the client, calling the given callback with	3265	Queues a query to the client, calling the given callback with
…		…
2809	my ($ns, $buf) = @_;	3320	my ($ns, $buf) = @_;
2810		3321
2811	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3322	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2812		3323
2813	if (ref $msg) {	3324	if (ref $msg) {
2814	my ($type, $reply, @payload) =	3325	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2815	"ARRAY" eq ref $msg
2816	? @$msg
2817	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2818		3326
2819	my @reply;
2820
2821	if (my $cb = $EXTICMD{$type}) {	3327	if (my $cb = $EXTIACMD{$type}) {
		3328	$cb->(
		3329	$ns,
		3330	sub {
		3331	$ns->ext_msg ("reply-$reply", @_)
		3332	if $reply;
		3333	},
		3334	@payload
		3335	);
		3336	} else {
		3337	my @reply;
		3338
		3339	if (my $cb = $EXTICMD{$type}) {
2822	@reply = $cb->($ns, @payload);	3340	@reply = $cb->($ns, @payload);
		3341	}
		3342
		3343	$ns->ext_msg ("reply-$reply", @reply)
		3344	if $reply;
2823	}	3345	}
2824
2825	$ns->ext_reply ($reply, @reply)
2826	if $reply;
2827
2828	} else {	3346	} else {
2829	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3347	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2830	}	3348	}
2831		3349
2832	cf::override;	3350	cf::override;
2833	},	3351	},
2834	);	3352	);
…		…
2854		3372
2855	$coro	3373	$coro
2856	}	3374	}
2857		3375
2858	cf::client->attach (	3376	cf::client->attach (
2859	on_destroy => sub {	3377	on_client_destroy => sub {
2860	my ($ns) = @_;	3378	my ($ns) = @_;
2861		3379
2862	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3380	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2863	},	3381	},
2864	);	3382	);
…		…
2880	our $safe_hole = new Safe::Hole;	3398	our $safe_hole = new Safe::Hole;
2881		3399
2882	$SIG{FPE} = 'IGNORE';	3400	$SIG{FPE} = 'IGNORE';
2883		3401
2884	$safe->permit_only (Opcode::opset qw(	3402	$safe->permit_only (Opcode::opset qw(
2885	:base_core :base_mem :base_orig :base_math	3403	:base_core :base_mem :base_orig :base_math :base_loop
2886	grepstart grepwhile mapstart mapwhile	3404	grepstart grepwhile mapstart mapwhile
2887	sort time	3405	sort time
2888	));	3406	));
2889		3407
2890	# here we export the classes and methods available to script code	3408	# here we export the classes and methods available to script code
…		…
2892	=pod	3410	=pod
2893		3411
2894	The following functions and methods are available within a safe environment:	3412	The following functions and methods are available within a safe environment:
2895		3413
2896	cf::object	3414	cf::object
2897	contr pay_amount pay_player map x y force_find force_add	3415	contr pay_amount pay_player map x y force_find force_add destroy
2898	insert remove name archname title slaying race decrease_ob_nr	3416	insert remove name archname title slaying race decrease split
		3417	value
2899		3418
2900	cf::object::player	3419	cf::object::player
2901	player	3420	player
2902		3421
2903	cf::player	3422	cf::player
…		…
2908		3427
2909	=cut	3428	=cut
2910		3429
2911	for (	3430	for (
2912	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3431	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2913	insert remove inv name archname title slaying race	3432	insert remove inv nrof name archname title slaying race
2914	decrease_ob_nr)],	3433	decrease split destroy change_exp value msg lore send_msg)],
2915	["cf::object::player" => qw(player)],	3434	["cf::object::player" => qw(player)],
2916	["cf::player" => qw(peaceful)],	3435	["cf::player" => qw(peaceful send_msg)],
2917	["cf::map" => qw(trigger)],	3436	["cf::map" => qw(trigger)],
2918	) {	3437	) {
2919	no strict 'refs';
2920	my ($pkg, @funs) = @$_;	3438	my ($pkg, @funs) = @$_;
2921	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3439	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2922	for @funs;	3440	for @funs;
2923	}	3441	}
2924		3442
…		…
2939		3457
2940	my $qcode = $code;	3458	my $qcode = $code;
2941	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3459	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2942	$qcode =~ s/\n/\\n/g;	3460	$qcode =~ s/\n/\\n/g;
2943		3461
		3462	%vars = (_dummy => 0) unless %vars;
		3463
		3464	my @res;
2944	local $_;	3465	local $_;
2945	local @safe::cf::_safe_eval_args = values %vars;
2946		3466
2947	my $eval =	3467	my $eval =
2948	"do {\n"	3468	"do {\n"
2949	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3469	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2950	. "#line 0 \"{$qcode}\"\n"	3470	. "#line 0 \"{$qcode}\"\n"
2951	. $code	3471	. $code
2952	. "\n}"	3472	. "\n}"
2953	;	3473	;
2954		3474
		3475	if ($CFG{safe_eval}) {
2955	sub_generation_inc;	3476	sub_generation_inc;
		3477	local @safe::cf::_safe_eval_args = values %vars;
2956	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3478	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2957	sub_generation_inc;	3479	sub_generation_inc;
		3480	} else {
		3481	local @cf::_safe_eval_args = values %vars;
		3482	@res = wantarray ? eval eval : scalar eval $eval;
		3483	}
2958		3484
2959	if ($@) {	3485	if ($@) {
2960	warn "$@";	3486	warn "$@",
2961	warn "while executing safe code '$code'\n";	3487	"while executing safe code '$code'\n",
2962	warn "with arguments " . (join " ", %vars) . "\n";	3488	"with arguments " . (join " ", %vars) . "\n";
2963	}	3489	}
2964		3490
2965	wantarray ? @res : $res[0]	3491	wantarray ? @res : $res[0]
2966	}	3492	}
2967		3493
…		…
2981	=cut	3507	=cut
2982		3508
2983	sub register_script_function {	3509	sub register_script_function {
2984	my ($fun, $cb) = @_;	3510	my ($fun, $cb) = @_;
2985		3511
2986	no strict 'refs';	3512	$fun = "safe::$fun" if $CFG{safe_eval};
2987	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3513	*$fun = $safe_hole->wrap ($cb);
2988	}	3514	}
2989		3515
2990	=back	3516	=back
2991		3517
2992	=cut	3518	=cut
2993		3519
2994	#############################################################################	3520	#############################################################################
2995	# the server's init and main functions	3521	# the server's init and main functions
		3522
		3523	our %FACEHASH; # hash => idx, #d# HACK for http server
		3524
		3525	# internal api, not fianlised
		3526	sub set_face {
		3527	my ($name, $type, $data) = @_;
		3528
		3529	my $idx = cf::face::find $name;
		3530
		3531	if ($idx) {
		3532	delete $FACEHASH{cf::face::get_chksum $idx};
		3533	} else {
		3534	$idx = cf::face::alloc $name;
		3535	}
		3536
		3537	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3538
		3539	cf::face::set_type $idx, $type;
		3540	cf::face::set_data $idx, 0, $data, $hash;
		3541	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3542	$FACEHASH{$hash} = $idx;#d#
		3543
		3544	$idx
		3545	}
2996		3546
2997	sub load_facedata($) {	3547	sub load_facedata($) {
2998	my ($path) = @_;	3548	my ($path) = @_;
2999		3549
3000	# HACK to clear player env face cache, we need some signal framework	3550	# HACK to clear player env face cache, we need some signal framework
3001	# for this (global event?)	3551	# for this (global event?)
3002	%ext::player_env::MUSIC_FACE_CACHE = ();	3552	%ext::player_env::MUSIC_FACE_CACHE = ();
3003		3553
3004	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3554	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3005		3555
3006	warn "loading facedata from $path\n";	3556	trace "loading facedata from $path\n";
3007		3557
3008	my $facedata;	3558	my $facedata = decode_storable load_file $path;
3009	0 < aio_load $path, $facedata
3010	or die "$path: $!";
3011
3012	$facedata = Coro::Storable::thaw $facedata;
3013		3559
3014	$facedata->{version} == 2	3560	$facedata->{version} == 2
3015	or cf::cleanup "$path: version mismatch, cannot proceed.";	3561	or cf::cleanup "$path: version mismatch, cannot proceed.";
3016		3562
3017	# patch in the exptable
3018	$facedata->{resource}{"res/exp_table"} = {
3019	type => FT_RSRC,
3020	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3021	};
3022	cf::cede_to_tick;	3563	cf::cede_to_tick;
3023		3564
3024	{	3565	{
3025	my $faces = $facedata->{faceinfo};	3566	my $faces = delete $facedata->{faceinfo};
3026		3567
3027	while (my ($face, $info) = each %$faces) {	3568	for my $face (sort keys %$faces) {
		3569	my $info = $faces->{$face};
3028	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3570	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3571
3029	cf::face::set_visibility $idx, $info->{visibility};	3572	cf::face::set_visibility $idx, $info->{visibility};
3030	cf::face::set_magicmap $idx, $info->{magicmap};	3573	cf::face::set_magicmap $idx, $info->{magicmap};
3031	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3574	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3032	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3575	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3033		3576	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3577	$FACEHASH{$info->{hash64}} = $idx;#d#
		3578
3034	cf::cede_to_tick;	3579	cf::cede_to_tick;
3035	}	3580	}
3036		3581
3037	while (my ($face, $info) = each %$faces) {	3582	while (my ($face, $info) = each %$faces) {
3038	next unless $info->{smooth};	3583	next unless $info->{smooth};
		3584
3039	my $idx = cf::face::find $face	3585	my $idx = cf::face::find $face
3040	or next;	3586	or next;
		3587
3041	if (my $smooth = cf::face::find $info->{smooth}) {	3588	if (my $smooth = cf::face::find $info->{smooth}) {
3042	cf::face::set_smooth $idx, $smooth;	3589	cf::face::set_smooth $idx, $smooth;
3043	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3590	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3044	} else {	3591	} else {
3045	warn "smooth face '$info->{smooth}' not found for face '$face'";	3592	error "smooth face '$info->{smooth}' not found for face '$face'";
3046	}	3593	}
3047		3594
3048	cf::cede_to_tick;	3595	cf::cede_to_tick;
3049	}	3596	}
3050	}	3597	}
3051		3598
3052	{	3599	{
3053	my $anims = $facedata->{animinfo};	3600	my $anims = delete $facedata->{animinfo};
3054		3601
3055	while (my ($anim, $info) = each %$anims) {	3602	while (my ($anim, $info) = each %$anims) {
3056	cf::anim::set $anim, $info->{frames}, $info->{facings};	3603	cf::anim::set $anim, $info->{frames}, $info->{facings};
3057	cf::cede_to_tick;	3604	cf::cede_to_tick;
3058	}	3605	}
3059		3606
3060	cf::anim::invalidate_all; # d'oh	3607	cf::anim::invalidate_all; # d'oh
3061	}	3608	}
3062		3609
3063	{	3610	{
3064	# TODO: for gcfclient pleasure, we should give resources
3065	# that gcfclient doesn't grok a >10000 face index.
3066	my $res = $facedata->{resource};	3611	my $res = delete $facedata->{resource};
3067
3068	my $soundconf = delete $res->{"res/sound.conf"};
3069		3612
3070	while (my ($name, $info) = each %$res) {	3613	while (my ($name, $info) = each %$res) {
		3614	if (defined (my $type = $info->{type})) {
		3615	# TODO: different hash - must free and use new index, or cache ixface data queue
3071	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3616	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3072	my $data;
3073		3617
3074	if ($info->{type} & 1) {	3618	cf::face::set_type $idx, $type;
3075	# prepend meta info	3619	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3076		3620	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3077	my $meta = $enc->encode ({	3621	$FACEHASH{$info->{hash}} = $idx;#d#
3078	name => $name,
3079	%{ $info->{meta} || {} },
3080	});
3081
3082	$data = pack "(w/a*)*", $meta, $info->{data};
3083	} else {	3622	} else {
3084	$data = $info->{data};	3623	# $RESOURCE{$name} = $info; # unused
3085	}	3624	}
3086		3625
3087	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3088	cf::face::set_type $idx, $info->{type};
3089
3090	cf::cede_to_tick;	3626	cf::cede_to_tick;
3091	}	3627	}
3092
3093	if ($soundconf) {
3094	$soundconf = $enc->decode (delete $soundconf->{data});
3095
3096	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3097	my $sound = $soundconf->{compat}[$_]
3098	or next;
3099
3100	my $face = cf::face::find "sound/$sound->[1]";
3101	cf::sound::set $sound->[0] => $face;
3102	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3103	}
3104
3105	while (my ($k, $v) = each %{$soundconf->{event}}) {
3106	my $face = cf::face::find "sound/$v";
3107	cf::sound::set $k => $face;
3108	}
3109	}
3110	}	3628	}
		3629
		3630	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3111		3631
3112	1	3632	1
3113	}	3633	}
3114		3634
3115	register_exticmd fx_want => sub {	3635	register_exticmd fx_want => sub {
…		…
3117		3637
3118	while (my ($k, $v) = each %$want) {	3638	while (my ($k, $v) = each %$want) {
3119	$ns->fx_want ($k, $v);	3639	$ns->fx_want ($k, $v);
3120	}	3640	}
3121	};	3641	};
		3642
		3643	sub load_resource_file($) {
		3644	my $guard = lock_acquire "load_resource_file";
		3645
		3646	my $status = load_resource_file_ $_[0];
		3647	get_slot 0.1, 100;
		3648	cf::arch::commit_load;
		3649
		3650	$status
		3651	}
		3652
		3653	sub reload_exp_table {
		3654	_reload_exp_table;
		3655
		3656	set_face "res/exp_table" => FT_RSRC,
		3657	JSON::XS->new->utf8->canonical->encode (
		3658	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3659	);
		3660	}
		3661
		3662	sub reload_materials {
		3663	_reload_materials;
		3664	}
3122		3665
3123	sub reload_regions {	3666	sub reload_regions {
3124	# HACK to clear player env face cache, we need some signal framework	3667	# HACK to clear player env face cache, we need some signal framework
3125	# for this (global event?)	3668	# for this (global event?)
3126	%ext::player_env::MUSIC_FACE_CACHE = ();	3669	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3140	}	3683	}
3141		3684
3142	sub reload_archetypes {	3685	sub reload_archetypes {
3143	load_resource_file "$DATADIR/archetypes"	3686	load_resource_file "$DATADIR/archetypes"
3144	or die "unable to load archetypes\n";	3687	or die "unable to load archetypes\n";
3145	#d# NEED to laod twice to resolve forward references	3688
3146	# this really needs to be done in an extra post-pass	3689	set_face "res/skill_info" => FT_RSRC,
3147	# (which needs to be synchronous, so solve it differently)	3690	JSON::XS->new->utf8->canonical->encode (
3148	load_resource_file "$DATADIR/archetypes"	3691	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
3149	or die "unable to load archetypes\n";	3692	);
		3693	set_face "res/spell_paths" => FT_RSRC,
		3694	JSON::XS->new->utf8->canonical->encode (
		3695	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3696	);
3150	}	3697	}
3151		3698
3152	sub reload_treasures {	3699	sub reload_treasures {
3153	load_resource_file "$DATADIR/treasures"	3700	load_resource_file "$DATADIR/treasures"
3154	or die "unable to load treasurelists\n";	3701	or die "unable to load treasurelists\n";
3155	}	3702	}
3156		3703
		3704	sub reload_sound {
		3705	trace "loading sound config from $DATADIR/sound\n";
		3706
		3707	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3708
		3709	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3710	my $sound = $soundconf->{compat}[$_]
		3711	or next;
		3712
		3713	my $face = cf::face::find "sound/$sound->[1]";
		3714	cf::sound::set $sound->[0] => $face;
		3715	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3716	}
		3717
		3718	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3719	my $face = cf::face::find "sound/$v";
		3720	cf::sound::set $k => $face;
		3721	}
		3722	}
		3723
3157	sub reload_resources {	3724	sub reload_resources {
3158	warn "reloading resource files...\n";	3725	trace "reloading resource files...\n";
3159		3726
		3727	reload_materials;
		3728	reload_facedata;
		3729	reload_exp_table;
		3730	reload_sound;
		3731	reload_archetypes;
3160	reload_regions;	3732	reload_regions;
3161	reload_facedata;
3162	#reload_archetypes;#d#
3163	reload_archetypes;
3164	reload_treasures;	3733	reload_treasures;
3165		3734
3166	warn "finished reloading resource files\n";	3735	trace "finished reloading resource files\n";
3167	}
3168
3169	sub init {
3170	reload_resources;
3171	}	3736	}
3172		3737
3173	sub reload_config {	3738	sub reload_config {
3174	open my $fh, "<:utf8", "$CONFDIR/config"	3739	trace "reloading config file...\n";
3175	or return;
3176		3740
3177	local $/;	3741	my $config = load_file "$CONFDIR/config";
3178	*CFG = YAML::Syck::Load <$fh>;	3742	utf8::decode $config;
		3743	*CFG = decode_yaml $config;
3179		3744
3180	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3745	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3181		3746
3182	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3747	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3183	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3748	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3184		3749
3185	if (exists $CFG{mlockall}) {	3750	if (exists $CFG{mlockall}) {
…		…
3189	};	3754	};
3190	warn $@ if $@;	3755	warn $@ if $@;
3191	}	3756	}
3192	}	3757	}
3193		3758
		3759	sub pidfile() {
		3760	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3761	or die "$PIDFILE: $!";
		3762	flock $fh, &Fcntl::LOCK_EX
		3763	or die "$PIDFILE: flock: $!";
		3764	$fh
		3765	}
		3766
		3767	# make sure only one server instance is running at any one time
		3768	sub atomic {
		3769	my $fh = pidfile;
		3770
		3771	my $pid = <$fh>;
		3772	kill 9, $pid if $pid > 0;
		3773
		3774	seek $fh, 0, 0;
		3775	print $fh $$;
		3776	}
		3777
		3778	sub main_loop {
		3779	trace "EV::loop starting\n";
		3780	if (1) {
		3781	EV::loop;
		3782	}
		3783	trace "EV::loop returned\n";
		3784	goto &main_loop unless $REALLY_UNLOOP;
		3785	}
		3786
3194	sub main {	3787	sub main {
		3788	cf::init_globals; # initialise logging
		3789
		3790	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3791	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3792	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3793	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3794
		3795	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3796
3195	# we must not ever block the main coroutine	3797	# we must not ever block the main coroutine
3196	local $Coro::idle = sub {	3798	$Coro::idle = sub {
3197	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3799	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3198	(async {	3800	(async {
3199	$Coro::current->{desc} = "IDLE BUG HANDLER";	3801	$Coro::current->{desc} = "IDLE BUG HANDLER";
3200	Event::one_event;	3802	EV::loop EV::LOOP_ONESHOT;
3201	})->prio (Coro::PRIO_MAX);	3803	})->prio (Coro::PRIO_MAX);
3202	};	3804	};
3203		3805
		3806	evthread_start IO::AIO::poll_fileno;
		3807
		3808	cf::sync_job {
		3809	cf::incloader::init ();
		3810
		3811	db_init;
		3812
		3813	cf::init_anim;
		3814	cf::init_attackmess;
		3815	cf::init_dynamic;
		3816
		3817	cf::load_settings;
		3818
		3819	reload_resources;
3204	reload_config;	3820	reload_config;
3205	db_init;	3821
		3822	cf::init_uuid;
		3823	cf::init_signals;
		3824	cf::init_skills;
		3825
		3826	cf::init_beforeplay;
		3827
		3828	atomic;
		3829
3206	load_extensions;	3830	load_extensions;
3207		3831
3208	$TICK_WATCHER->start;	3832	utime time, time, $RUNTIMEFILE;
3209	Event::loop;	3833
		3834	# no (long-running) fork's whatsoever before this point(!)
		3835	use POSIX ();
		3836	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3837
		3838	cf::_post_init 0;
		3839	};
		3840
		3841	cf::object::thawer::errors_are_fatal 0;
		3842	info "parse errors in files are no longer fatal from this point on.\n";
		3843
		3844	AE::postpone {
		3845	undef &main; # free gobs of memory :)
		3846	};
		3847
		3848	goto &main_loop;
3210	}	3849	}
3211		3850
3212	#############################################################################	3851	#############################################################################
3213	# initialisation and cleanup	3852	# initialisation and cleanup
3214		3853
3215	# install some emergency cleanup handlers	3854	# install some emergency cleanup handlers
3216	BEGIN {	3855	BEGIN {
		3856	our %SIGWATCHER = ();
3217	for my $signal (qw(INT HUP TERM)) {	3857	for my $signal (qw(INT HUP TERM)) {
3218	Event->signal (	3858	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3219	reentrant => 0,
3220	data => WF_AUTOCANCEL,
3221	signal => $signal,
3222	prio => 0,
3223	cb => sub {
3224	cf::cleanup "SIG$signal";	3859	cf::cleanup "SIG$signal";
3225	},
3226	);	3860	};
3227	}	3861	}
3228	}	3862	}
3229		3863
3230	sub write_runtime {	3864	sub write_runtime_sync {
3231	my $runtime = "$LOCALDIR/runtime";	3865	my $t0 = AE::time;
3232		3866
3233	# first touch the runtime file to show we are still running:	3867	# first touch the runtime file to show we are still running:
3234	# the fsync below can take a very very long time.	3868	# the fsync below can take a very very long time.
3235		3869
3236	IO::AIO::aio_utime $runtime, undef, undef;	3870	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3237		3871
3238	my $guard = cf::lock_acquire "write_runtime";	3872	my $guard = cf::lock_acquire "write_runtime";
3239		3873
3240	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3874	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3241	or return;	3875	or return;
3242		3876
3243	my $value = $cf::RUNTIME + 90 + 10;	3877	my $value = $cf::RUNTIME + 90 + 10;
3244	# 10 is the runtime save interval, for a monotonic clock	3878	# 10 is the runtime save interval, for a monotonic clock
3245	# 60 allows for the watchdog to kill the server.	3879	# 60 allows for the watchdog to kill the server.
…		…
3255	aio_utime $fh, undef, undef;	3889	aio_utime $fh, undef, undef;
3256		3890
3257	close $fh	3891	close $fh
3258	or return;	3892	or return;
3259		3893
3260	aio_rename "$runtime~", $runtime	3894	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3261	and return;	3895	and return;
3262		3896
3263	warn "runtime file written.\n";	3897	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3264		3898
3265	1	3899	1
		3900	}
		3901
		3902	our $uuid_lock;
		3903	our $uuid_skip;
		3904
		3905	sub write_uuid_sync($) {
		3906	$uuid_skip ||= $_[0];
		3907
		3908	return if $uuid_lock;
		3909	local $uuid_lock = 1;
		3910
		3911	my $uuid = "$LOCALDIR/uuid";
		3912
		3913	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3914	or return;
		3915
		3916	my $value = uuid_seq uuid_cur;
		3917
		3918	unless ($value) {
		3919	info "cowardly refusing to write zero uuid value!\n";
		3920	return;
		3921	}
		3922
		3923	my $value = uuid_str $value + $uuid_skip;
		3924	$uuid_skip = 0;
		3925
		3926	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3927	and return;
		3928
		3929	# always fsync - this file is important
		3930	aio_fsync $fh
		3931	and return;
		3932
		3933	close $fh
		3934	or return;
		3935
		3936	aio_rename "$uuid~", $uuid
		3937	and return;
		3938
		3939	trace "uuid file written ($value).\n";
		3940
		3941	1
		3942
		3943	}
		3944
		3945	sub write_uuid($$) {
		3946	my ($skip, $sync) = @_;
		3947
		3948	$sync ? write_uuid_sync $skip
		3949	: async { write_uuid_sync $skip };
3266	}	3950	}
3267		3951
3268	sub emergency_save() {	3952	sub emergency_save() {
3269	my $freeze_guard = cf::freeze_mainloop;	3953	my $freeze_guard = cf::freeze_mainloop;
3270		3954
3271	warn "enter emergency perl save\n";	3955	info "emergency_perl_save: enter\n";
		3956
		3957	# this is a trade-off: we want to be very quick here, so
		3958	# save all maps without fsync, and later call a global sync
		3959	# (which in turn might be very very slow)
		3960	local $USE_FSYNC = 0;
3272		3961
3273	cf::sync_job {	3962	cf::sync_job {
		3963	cf::write_runtime_sync; # external watchdog should not bark
		3964
3274	# use a peculiar iteration method to avoid tripping on perl	3965	# use a peculiar iteration method to avoid tripping on perl
3275	# refcount bugs in for. also avoids problems with players	3966	# refcount bugs in for. also avoids problems with players
3276	# and maps saved/destroyed asynchronously.	3967	# and maps saved/destroyed asynchronously.
3277	warn "begin emergency player save\n";	3968	info "emergency_perl_save: begin player save\n";
3278	for my $login (keys %cf::PLAYER) {	3969	for my $login (keys %cf::PLAYER) {
3279	my $pl = $cf::PLAYER{$login} or next;	3970	my $pl = $cf::PLAYER{$login} or next;
3280	$pl->valid or next;	3971	$pl->valid or next;
		3972	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3281	$pl->save;	3973	$pl->save;
3282	}	3974	}
3283	warn "end emergency player save\n";	3975	info "emergency_perl_save: end player save\n";
3284		3976
3285	warn "begin emergency map save\n";	3977	cf::write_runtime_sync; # external watchdog should not bark
		3978
		3979	info "emergency_perl_save: begin map save\n";
3286	for my $path (keys %cf::MAP) {	3980	for my $path (keys %cf::MAP) {
3287	my $map = $cf::MAP{$path} or next;	3981	my $map = $cf::MAP{$path} or next;
3288	$map->valid or next;	3982	$map->valid or next;
3289	$map->save;	3983	$map->save;
3290	}	3984	}
3291	warn "end emergency map save\n";	3985	info "emergency_perl_save: end map save\n";
3292		3986
3293	warn "begin emergency database checkpoint\n";	3987	cf::write_runtime_sync; # external watchdog should not bark
		3988
		3989	info "emergency_perl_save: begin database checkpoint\n";
3294	BDB::db_env_txn_checkpoint $DB_ENV;	3990	BDB::db_env_txn_checkpoint $DB_ENV;
3295	warn "end emergency database checkpoint\n";	3991	info "emergency_perl_save: end database checkpoint\n";
		3992
		3993	info "emergency_perl_save: begin write uuid\n";
		3994	write_uuid_sync 1;
		3995	info "emergency_perl_save: end write uuid\n";
		3996
		3997	cf::write_runtime_sync; # external watchdog should not bark
		3998
		3999	trace "emergency_perl_save: syncing database to disk";
		4000	BDB::db_env_txn_checkpoint $DB_ENV;
		4001
		4002	info "emergency_perl_save: starting sync\n";
		4003	IO::AIO::aio_sync sub {
		4004	info "emergency_perl_save: finished sync\n";
		4005	};
		4006
		4007	cf::write_runtime_sync; # external watchdog should not bark
		4008
		4009	trace "emergency_perl_save: flushing outstanding aio requests";
		4010	while (IO::AIO::nreqs || BDB::nreqs) {
		4011	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4012	}
		4013
		4014	cf::write_runtime_sync; # external watchdog should not bark
3296	};	4015	};
3297		4016
3298	warn "leave emergency perl save\n";	4017	info "emergency_perl_save: leave\n";
3299	}	4018	}
3300		4019
3301	sub post_cleanup {	4020	sub post_cleanup {
3302	my ($make_core) = @_;	4021	my ($make_core) = @_;
3303		4022
		4023	IO::AIO::flush;
		4024
3304	warn Carp::longmess "post_cleanup backtrace"	4025	error Carp::longmess "post_cleanup backtrace"
3305	if $make_core;	4026	if $make_core;
		4027
		4028	my $fh = pidfile;
		4029	unlink $PIDFILE if <$fh> == $$;
		4030	}
		4031
		4032	# a safer delete_package, copied from Symbol
		4033	sub clear_package($) {
		4034	my $pkg = shift;
		4035
		4036	# expand to full symbol table name if needed
		4037	unless ($pkg =~ /^main::.*::$/) {
		4038	$pkg = "main$pkg" if $pkg =~ /^::/;
		4039	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4040	$pkg .= '::' unless $pkg =~ /::$/;
		4041	}
		4042
		4043	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4044	my $stem_symtab = *{$stem}{HASH};
		4045
		4046	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4047	or return;
		4048
		4049	# clear all symbols
		4050	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4051	for my $name (keys %$leaf_symtab) {
		4052	_gv_clear *{"$pkg$name"};
		4053	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4054	}
3306	}	4055	}
3307		4056
3308	sub do_reload_perl() {	4057	sub do_reload_perl() {
3309	# can/must only be called in main	4058	# can/must only be called in main
3310	if ($Coro::current != $Coro::main) {	4059	unless (in_main) {
3311	warn "can only reload from main coroutine";	4060	error "can only reload from main coroutine";
3312	return;	4061	return;
3313	}	4062	}
3314		4063
3315	warn "reloading...";	4064	return if $RELOAD++;
3316		4065
3317	warn "entering sync_job";	4066	my $t1 = AE::time;
3318		4067
		4068	while ($RELOAD) {
		4069	cf::get_slot 0.1, -1, "reload_perl";
		4070	info "perl_reload: reloading...";
		4071
		4072	trace "perl_reload: entering sync_job";
		4073
3319	cf::sync_job {	4074	cf::sync_job {
3320	cf::write_runtime; # external watchdog should not bark
3321	cf::emergency_save;	4075	#cf::emergency_save;
3322	cf::write_runtime; # external watchdog should not bark
3323		4076
3324	warn "syncing database to disk";
3325	BDB::db_env_txn_checkpoint $DB_ENV;
3326
3327	# if anything goes wrong in here, we should simply crash as we already saved
3328
3329	warn "cancelling all WF_AUTOCANCEL watchers";
3330	for (Event::all_watchers) {
3331	$_->cancel if $_->data & WF_AUTOCANCEL;
3332	}
3333
3334	warn "flushing outstanding aio requests";
3335	for (;;) {
3336	BDB::flush;
3337	IO::AIO::flush;
3338	Coro::cede;
3339	last unless IO::AIO::nreqs || BDB::nreqs;
3340	warn "iterate...";
3341	}
3342
3343	++$RELOAD;
3344
3345	warn "cancelling all extension coros";	4077	trace "perl_reload: cancelling all extension coros";
3346	$_->cancel for values %EXT_CORO;	4078	$_->cancel for values %EXT_CORO;
3347	%EXT_CORO = ();	4079	%EXT_CORO = ();
3348		4080
3349	warn "removing commands";	4081	trace "perl_reload: removing commands";
3350	%COMMAND = ();	4082	%COMMAND = ();
3351		4083
3352	warn "removing ext/exti commands";	4084	trace "perl_reload: removing ext/exti commands";
3353	%EXTCMD = ();	4085	%EXTCMD = ();
3354	%EXTICMD = ();	4086	%EXTICMD = ();
3355		4087
3356	warn "unloading/nuking all extensions";	4088	trace "perl_reload: unloading/nuking all extensions";
3357	for my $pkg (@EXTS) {	4089	for my $pkg (@EXTS) {
3358	warn "... unloading $pkg";	4090	trace "... unloading $pkg";
3359		4091
3360	if (my $cb = $pkg->can ("unload")) {	4092	if (my $cb = $pkg->can ("unload")) {
3361	eval {	4093	eval {
3362	$cb->($pkg);	4094	$cb->($pkg);
3363	1	4095	1
3364	} or warn "$pkg unloaded, but with errors: $@";	4096	} or error "$pkg unloaded, but with errors: $@";
		4097	}
		4098
		4099	trace "... clearing $pkg";
		4100	clear_package $pkg;
3365	}	4101	}
3366		4102
3367	warn "... nuking $pkg";
3368	Symbol::delete_package $pkg;
3369	}
3370
3371	warn "unloading all perl modules loaded from $LIBDIR";	4103	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3372	while (my ($k, $v) = each %INC) {	4104	while (my ($k, $v) = each %INC) {
3373	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4105	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3374		4106
3375	warn "... unloading $k";	4107	trace "... unloading $k";
3376	delete $INC{$k};	4108	delete $INC{$k};
3377		4109
3378	$k =~ s/\.pm$//;	4110	$k =~ s/\.pm$//;
3379	$k =~ s/\//::/g;	4111	$k =~ s/\//::/g;
3380		4112
3381	if (my $cb = $k->can ("unload_module")) {	4113	if (my $cb = $k->can ("unload_module")) {
3382	$cb->();	4114	$cb->();
		4115	}
		4116
		4117	clear_package $k;
3383	}	4118	}
3384		4119
3385	Symbol::delete_package $k;
3386	}
3387
3388	warn "getting rid of safe::, as good as possible";	4120	trace "perl_reload: getting rid of safe::, as good as possible";
3389	Symbol::delete_package "safe::$_"	4121	clear_package "safe::$_"
3390	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4122	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3391		4123
3392	warn "unloading cf.pm \"a bit\"";	4124	trace "perl_reload: unloading cf.pm \"a bit\"";
3393	delete $INC{"cf.pm"};	4125	delete $INC{"cf.pm"};
3394	delete $INC{"cf/pod.pm"};	4126	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3395		4127
3396	# don't, removes xs symbols, too,	4128	# don't, removes xs symbols, too,
3397	# and global variables created in xs	4129	# and global variables created in xs
3398	#Symbol::delete_package __PACKAGE__;	4130	#clear_package __PACKAGE__;
3399		4131
3400	warn "unload completed, starting to reload now";	4132	info "perl_reload: unload completed, starting to reload now";
3401		4133
3402	warn "reloading cf.pm";	4134	trace "perl_reload: reloading cf.pm";
3403	require cf;	4135	require cf;
3404	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4136	cf::_connect_to_perl_1;
3405		4137
3406	warn "loading config and database again";	4138	trace "perl_reload: loading config and database again";
3407	cf::reload_config;	4139	cf::reload_config;
3408		4140
3409	warn "loading extensions";	4141	trace "perl_reload: loading extensions";
3410	cf::load_extensions;	4142	cf::load_extensions;
3411		4143
		4144	if ($REATTACH_ON_RELOAD) {
3412	warn "reattaching attachments to objects/players";	4145	trace "perl_reload: reattaching attachments to objects/players";
3413	_global_reattach; # objects, sockets	4146	_global_reattach; # objects, sockets
3414	warn "reattaching attachments to maps";	4147	trace "perl_reload: reattaching attachments to maps";
3415	reattach $_ for values %MAP;	4148	reattach $_ for values %MAP;
3416	warn "reattaching attachments to players";	4149	trace "perl_reload: reattaching attachments to players";
3417	reattach $_ for values %PLAYER;	4150	reattach $_ for values %PLAYER;
		4151	}
3418		4152
3419	warn "leaving sync_job";	4153	cf::_post_init 1;
3420		4154
		4155	trace "perl_reload: leaving sync_job";
		4156
3421	1	4157	1
3422	} or do {	4158	} or do {
3423	warn $@;	4159	error $@;
3424	warn "error while reloading, exiting.";	4160	cf::cleanup "perl_reload: error, exiting.";
3425	exit 1;	4161	};
		4162
		4163	--$RELOAD;
3426	};	4164	}
3427		4165
3428	warn "reloaded";	4166	$t1 = AE::time - $t1;
		4167	info "perl_reload: completed in ${t1}s\n";
3429	};	4168	};
3430		4169
3431	our $RELOAD_WATCHER; # used only during reload	4170	our $RELOAD_WATCHER; # used only during reload
3432		4171
3433	sub reload_perl() {	4172	sub reload_perl() {
3434	# doing reload synchronously and two reloads happen back-to-back,	4173	# doing reload synchronously and two reloads happen back-to-back,
3435	# coro crashes during coro_state_free->destroy here.	4174	# coro crashes during coro_state_free->destroy here.
3436		4175
3437	$RELOAD_WATCHER ||= Event->timer (	4176	$RELOAD_WATCHER ||= cf::async {
3438	reentrant => 0,	4177	Coro::AIO::aio_wait cache_extensions;
3439	after => 0,	4178
3440	data => WF_AUTOCANCEL,	4179	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3441	cb => sub {
3442	do_reload_perl;	4180	do_reload_perl;
3443	undef $RELOAD_WATCHER;	4181	undef $RELOAD_WATCHER;
3444	},	4182	};
3445	);	4183	};
3446	}	4184	}
3447		4185
3448	register_command "reload" => sub {	4186	register_command "reload" => sub {
3449	my ($who, $arg) = @_;	4187	my ($who, $arg) = @_;
3450		4188
…		…
3455	reload_perl;	4193	reload_perl;
3456	};	4194	};
3457	}	4195	}
3458	};	4196	};
3459		4197
3460	unshift @INC, $LIBDIR;	4198	#############################################################################
3461		4199
3462	my $bug_warning = 0;	4200	my $bug_warning = 0;
3463		4201
3464	our @WAIT_FOR_TICK;
3465	our @WAIT_FOR_TICK_BEGIN;
3466
3467	sub wait_for_tick {	4202	sub wait_for_tick() {
3468	return unless $TICK_WATCHER->is_active;	4203	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3469	return if $Coro::current == $Coro::main;
3470		4204
3471	my $signal = new Coro::Signal;	4205	$WAIT_FOR_TICK->wait;
3472	push @WAIT_FOR_TICK, $signal;
3473	$signal->wait;
3474	}	4206	}
3475		4207
3476	sub wait_for_tick_begin {	4208	sub wait_for_tick_begin() {
3477	return unless $TICK_WATCHER->is_active;	4209	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3478	return if $Coro::current == $Coro::main;
3479		4210
3480	my $signal = new Coro::Signal;	4211	my $signal = new Coro::Signal;
3481	push @WAIT_FOR_TICK_BEGIN, $signal;	4212	push @WAIT_FOR_TICK_BEGIN, $signal;
3482	$signal->wait;	4213	$signal->wait;
3483	}	4214	}
3484		4215
3485	$TICK_WATCHER = Event->timer (	4216	sub tick {
3486	reentrant => 0,
3487	parked => 1,
3488	prio => 0,
3489	at => $NEXT_TICK || $TICK,
3490	data => WF_AUTOCANCEL,
3491	cb => sub {
3492	if ($Coro::current != $Coro::main) {	4217	if ($Coro::current != $Coro::main) {
3493	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4218	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3494	unless ++$bug_warning > 10;	4219	unless ++$bug_warning > 10;
3495	return;	4220	return;
3496	}	4221	}
3497		4222
3498	$NOW = $tick_start = Event::time;	4223	cf::one_tick; # one server iteration
3499		4224
3500	cf::server_tick; # one server iteration	4225	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3501		4226
3502	$RUNTIME += $TICK;
3503	$NEXT_TICK += $TICK;
3504
3505	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4227	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3506	$NEXT_RUNTIME_WRITE = $NOW + 10;	4228	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3507	Coro::async_pool {	4229	Coro::async_pool {
3508	$Coro::current->{desc} = "runtime saver";	4230	$Coro::current->{desc} = "runtime saver";
3509	write_runtime	4231	write_runtime_sync
3510	or warn "ERROR: unable to write runtime file: $!";	4232	or error "ERROR: unable to write runtime file: $!";
3511	};
3512	}	4233	};
		4234	}
3513		4235
3514	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4236	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3515	$sig->send;	4237	$sig->send;
3516	}	4238	}
3517	while (my $sig = shift @WAIT_FOR_TICK) {	4239	$WAIT_FOR_TICK->broadcast;
3518	$sig->send;
3519	}
3520		4240
3521	$NOW = Event::time;	4241	$LOAD = ($NOW - $TICK_START) / $TICK;
3522
3523	# if we are delayed by four ticks or more, skip them all
3524	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3525
3526	$TICK_WATCHER->at ($NEXT_TICK);
3527	$TICK_WATCHER->start;
3528
3529	$LOAD = ($NOW - $tick_start) / $TICK;
3530	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4242	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3531		4243
3532	_post_tick;	4244	if (0) {
		4245	if ($NEXT_TICK) {
		4246	my $jitter = $TICK_START - $NEXT_TICK;
		4247	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4248	debug "jitter $JITTER\n";#d#
		4249	}
3533	},	4250	}
3534	);	4251	}
3535		4252
3536	{	4253	{
		4254	# configure BDB
		4255	info "initialising database";
		4256
3537	BDB::min_parallel 8;	4257	BDB::min_parallel 16;
3538	BDB::max_poll_time $TICK * 0.1;	4258	BDB::max_poll_reqs $TICK * 0.1;
3539	$BDB_POLL_WATCHER = Event->io (	4259	#$AnyEvent::BDB::WATCHER->priority (1);
3540	reentrant => 0,
3541	fd => BDB::poll_fileno,
3542	poll => 'r',
3543	prio => 0,
3544	data => WF_AUTOCANCEL,
3545	cb => \&BDB::poll_cb,
3546	);
3547
3548	BDB::set_sync_prepare {
3549	my $status;
3550	my $current = $Coro::current;
3551	(
3552	sub {
3553	$status = $!;
3554	$current->ready; undef $current;
3555	},
3556	sub {
3557	Coro::schedule while defined $current;
3558	$! = $status;
3559	},
3560	)
3561	};
3562		4260
3563	unless ($DB_ENV) {	4261	unless ($DB_ENV) {
3564	$DB_ENV = BDB::db_env_create;	4262	$DB_ENV = BDB::db_env_create;
3565	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4263	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3566	| BDB::LOG_AUTOREMOVE, 1);	4264	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4265	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3567	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4266	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3568	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4267	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3569		4268
3570	cf::sync_job {	4269	cf::sync_job {
3571	eval {	4270	eval {
…		…
3581		4280
3582	cf::cleanup "db_env_open(db): $@" if $@;	4281	cf::cleanup "db_env_open(db): $@" if $@;
3583	};	4282	};
3584	}	4283	}
3585		4284
3586	$BDB_DEADLOCK_WATCHER = Event->timer (	4285	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3587	after => 3,
3588	interval => 1,
3589	hard => 1,
3590	prio => 0,
3591	data => WF_AUTOCANCEL,
3592	cb => sub {
3593	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4286	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3594	},
3595	);	4287	};
3596	$BDB_CHECKPOINT_WATCHER = Event->timer (	4288	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3597	after => 11,
3598	interval => 60,
3599	hard => 1,
3600	prio => 0,
3601	data => WF_AUTOCANCEL,
3602	cb => sub {
3603	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4289	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3604	},
3605	);	4290	};
3606	$BDB_TRICKLE_WATCHER = Event->timer (	4291	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3607	after => 5,
3608	interval => 10,
3609	hard => 1,
3610	prio => 0,
3611	data => WF_AUTOCANCEL,
3612	cb => sub {
3613	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4292	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3614	},
3615	);	4293	};
		4294
		4295	info "database initialised";
3616	}	4296	}
3617		4297
3618	{	4298	{
		4299	# configure IO::AIO
		4300
		4301	info "initialising aio";
3619	IO::AIO::min_parallel 8;	4302	IO::AIO::min_parallel 8;
3620
3621	undef $Coro::AIO::WATCHER;
3622	IO::AIO::max_poll_time $TICK * 0.1;	4303	IO::AIO::max_poll_time $TICK * 0.1;
3623	$AIO_POLL_WATCHER = Event->io (	4304	undef $AnyEvent::AIO::WATCHER;
3624	reentrant => 0,	4305	info "aio initialised";
3625	data => WF_AUTOCANCEL,
3626	fd => IO::AIO::poll_fileno,
3627	poll => 'r',
3628	prio => 0,
3629	cb => \&IO::AIO::poll_cb,
3630	);
3631	}	4306	}
3632		4307
3633	my $_log_backtrace;	4308	our $_log_backtrace;
		4309	our $_log_backtrace_last;
3634		4310
3635	sub _log_backtrace {	4311	sub _log_backtrace {
3636	my ($msg, @addr) = @_;	4312	my ($msg, @addr) = @_;
3637		4313
3638	$msg =~ s/\n//;	4314	$msg =~ s/\n$//;
3639		4315
		4316	if ($_log_backtrace_last eq $msg) {
		4317	LOG llevInfo, "[ABT] $msg\n";
		4318	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3640	# limit the # of concurrent backtraces	4319	# limit the # of concurrent backtraces
3641	if ($_log_backtrace < 2) {	4320	} elsif ($_log_backtrace < 2) {
		4321	$_log_backtrace_last = $msg;
3642	++$_log_backtrace;	4322	++$_log_backtrace;
		4323	my $perl_bt = Carp::longmess $msg;
3643	async {	4324	async {
3644	$Coro::current->{desc} = "abt $msg";	4325	$Coro::current->{desc} = "abt $msg";
3645		4326
3646	my @bt = fork_call {	4327	my @bt = fork_call {
3647	@addr = map { sprintf "%x", $_ } @addr;	4328	@addr = map { sprintf "%x", $_ } @addr;
…		…
3658	}	4339	}
3659		4340
3660	@funcs	4341	@funcs
3661	};	4342	};
3662		4343
3663	LOG llevInfo, "[ABT] $msg\n";	4344	LOG llevInfo, "[ABT] $perl_bt\n";
		4345	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3664	LOG llevInfo, "[ABT] $_\n" for @bt;	4346	LOG llevInfo, "[ABT] $_\n" for @bt;
3665	--$_log_backtrace;	4347	--$_log_backtrace;
3666	};	4348	};
3667	} else {	4349	} else {
3668	LOG llevInfo, "[ABT] $msg\n";	4350	LOG llevInfo, "[ABT] $msg\n";
3669	LOG llevInfo, "[ABT] [suppressed]\n";	4351	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3670	}	4352	}
3671	}	4353	}
3672		4354
3673	# load additional modules	4355	# load additional modules
3674	use cf::pod;	4356	require "cf/$_.pm" for @EXTRA_MODULES;
		4357	cf::_connect_to_perl_2;
3675		4358
3676	END { cf::emergency_save }	4359	END { cf::emergency_save }
3677		4360
3678	1	4361	1
3679		4362

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