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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.389 by root, Sat Oct 20 04:39:57 2007 UTC vs.
Revision 1.598 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 Event;	30	use EV;
10	use Opcode;	31	use Opcode;
11	use Safe;	32	use Safe;
12	use Safe::Hole;	33	use Safe::Hole;
13	use Storable ();	34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 4.1 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
24	use Coro::Util ();	54	use Coro::Util ();
25		55
		56	use Guard ();
26	use JSON::XS ();	57	use JSON::XS 2.01 ();
27	use BDB ();	58	use BDB ();
28	use Data::Dumper;	59	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	60	use Fcntl;
31	use YAML::Syck ();	61	use YAML::XS ();
32	use IO::AIO 2.51 ();	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	LOG llevError, Carp::longmess "sync job";#d#	673	#LOG llevError, Carp::longmess "sync job";#d#
433		674
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	675	my $freeze_guard = freeze_mainloop;
437		676
438	my $busy = 1;	677	my $busy = 1;
439	my @res;	678	my @res;
440		679
441	(async {	680	(async {
442	$Coro::current->desc ("sync job coro");	681	$Coro::current->desc ("sync job coro");
443	@res = eval { $job->() };	682	@res = eval { $job->() };
444	warn $@ if $@;	683	error $@ if $@;
445	undef $busy;	684	undef $busy;
446	})->prio (Coro::PRIO_MAX);	685	})->prio (Coro::PRIO_MAX);
447		686
448	while ($busy) {	687	while ($busy) {
449	if (Coro::nready) {	688	if (Coro::nready) {
450	Coro::cede_notself;	689	Coro::cede_notself;
451	} else {	690	} else {
452	Event::one_event;	691	EV::loop EV::LOOP_ONESHOT;
453	}	692	}
454	}	693	}
455		694
456	$time = Event::time - $time;	695	my $time = AE::time - $time;
457		696
458	LOG llevError | logBacktrace, Carp::longmess "long sync job"
459	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
460
461	$tick_start += $time; # do not account sync jobs to server load	697	$TICK_START += $time; # do not account sync jobs to server load
462		698
463	wantarray ? @res : $res[0]	699	wantarray ? @res : $res[0]
464	} else {	700	} else {
465	# we are in another coroutine, how wonderful, everything just works	701	# we are in another coroutine, how wonderful, everything just works
466		702
…		…
486	$EXT_CORO{$coro+0} = $coro;	722	$EXT_CORO{$coro+0} = $coro;
487		723
488	$coro	724	$coro
489	}	725	}
490		726
491	=item fork_call { }, $args	727	=item fork_call { }, @args
492		728
493	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
494	process, returning the results. Everything must be serialisable with	730	process, returning the results. Everything must be serialisable with
495	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
496	never block itself or use any form of Event handling.	732	never block itself or use any form of event handling.
497		733
498	=cut	734	=cut
		735
		736	sub post_fork {
		737	reset_signals;
		738	}
499		739
500	sub fork_call(&@) {	740	sub fork_call(&@) {
501	my ($cb, @args) = @_;	741	my ($cb, @args) = @_;
502		742
503	# 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,
504	# otherwise perl prematurely frees the stuff :/	744	# otherwise perl prematurely frees the stuff :/
505	# TODO: investigate and fix (likely this will be rather laborious)	745	# TODO: investigate and fix (likely this will be rather laborious)
506		746
507	my @res = Coro::Util::fork_eval {	747	my @res = Coro::Util::fork_eval {
508	reset_signals;	748	cf::post_fork;
509	&$cb	749	&$cb
510	}, @args;	750	} @args;
511		751
512	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
513	}	791	}
514		792
515	=item $value = cf::db_get $family => $key	793	=item $value = cf::db_get $family => $key
516		794
517	Returns a single value from the environment database.	795	Returns a single value from the environment database.
…		…
527	within each server.	805	within each server.
528		806
529	=cut	807	=cut
530		808
531	sub db_table($) {	809	sub db_table($) {
		810	cf::error "db_get called from main context"
		811	if $Coro::current == $Coro::main;
		812
532	my ($name) = @_;	813	my ($name) = @_;
533	my $db = BDB::db_create $DB_ENV;	814	my $db = BDB::db_create $DB_ENV;
534		815
535	eval {	816	eval {
536	$db->set_flags (BDB::CHKSUM);	817	$db->set_flags (BDB::CHKSUM);
…		…
546	}	827	}
547		828
548	our $DB;	829	our $DB;
549		830
550	sub db_init {	831	sub db_init {
551	cf::sync_job {
552	$DB ||= db_table "db";	832	$DB ||= db_table "db";
553	};
554	}	833	}
555		834
556	sub db_get($$) {	835	sub db_get($$) {
557	my $key = "$_[0]/$_[1]";	836	my $key = "$_[0]/$_[1]";
558		837
559	cf::sync_job {	838	cf::error "db_get called from main context"
		839	if $Coro::current == $Coro::main;
		840
560	BDB::db_get $DB, undef, $key, my $data;	841	BDB::db_get $DB, undef, $key, my $data;
561		842
562	$! ? ()	843	$! ? ()
563	: $data	844	: $data
564	}
565	}	845	}
566		846
567	sub db_put($$$) {	847	sub db_put($$$) {
568	BDB::dbreq_pri 4;	848	BDB::dbreq_pri 4;
569	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	849	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
597		877
598	my @data;	878	my @data;
599	my $md5;	879	my $md5;
600		880
601	for (0 .. $#$src) {	881	for (0 .. $#$src) {
602	0 <= aio_load $src->[$_], $data[$_]	882	$data[$_] = load_file $src->[$_];
603	or Carp::croak "$src->[$_]: $!";
604	}	883	}
605		884
606	# if processing is expensive, check	885	# if processing is expensive, check
607	# checksum first	886	# checksum first
608	if (1) {	887	if (1) {
…		…
621		900
622	return db_get cache => "$id/data";	901	return db_get cache => "$id/data";
623	}	902	}
624	}	903	}
625		904
626	my $t1 = Time::HiRes::time;	905	my $t1 = EV::time;
627	my $data = $process->(\@data);	906	my $data = $process->(\@data);
628	my $t2 = Time::HiRes::time;	907	my $t2 = EV::time;
629		908
630	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	909	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
631		910
632	db_put cache => "$id/data", $data;	911	db_put cache => "$id/data", $data;
633	db_put cache => "$id/md5" , $md5;	912	db_put cache => "$id/md5" , $md5;
634	db_put cache => "$id/meta", $meta;	913	db_put cache => "$id/meta", $meta;
635		914
…		…
645		924
646	=cut	925	=cut
647		926
648	sub datalog($@) {	927	sub datalog($@) {
649	my ($type, %kv) = @_;	928	my ($type, %kv) = @_;
650	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	929	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
651	}	930	}
652		931
653	=back	932	=back
654		933
655	=cut	934	=cut
656		935
657	#############################################################################	936	#############################################################################
658		937
659	=head2 ATTACHABLE OBJECTS	938	=head2 ATTACHABLE OBJECTS
660		939
661	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
662	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")
663	to it. All such attachable objects support the following methods.	942	to it. All such attachable objects support the following methods.
664		943
665	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>
666	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
667	Crossfire TRT).	946	Deliantra).
668		947
669	=over 4	948	=over 4
670		949
671	=item $attachable->attach ($attachment, key => $value...)	950	=item $attachable->attach ($attachment, key => $value...)
672		951
…		…
716	=item cf::CLASS::attachment $name, ...	995	=item cf::CLASS::attachment $name, ...
717		996
718	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
719	given CLASS can refer to this attachment.	998	given CLASS can refer to this attachment.
720		999
721	Some classes such as crossfire maps and objects can specify attachments	1000	Some classes such as deliantra maps and objects can specify attachments
722	that are attached at load/instantiate time, thus the need for a name.	1001	that are attached at load/instantiate time, thus the need for a name.
723		1002
724	These calls expect any number of the following handler/hook descriptions:	1003	These calls expect any number of the following handler/hook descriptions:
725		1004
726	=over 4	1005	=over 4
…		…
850		1129
851	} elsif (exists $cb_id{$type}) {	1130	} elsif (exists $cb_id{$type}) {
852	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1131	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
853		1132
854	} elsif (ref $type) {	1133	} elsif (ref $type) {
855	warn "attaching objects not supported, ignoring.\n";	1134	error "attaching objects not supported, ignoring.\n";
856		1135
857	} else {	1136	} else {
858	shift @arg;	1137	shift @arg;
859	warn "attach argument '$type' not supported, ignoring.\n";	1138	error "attach argument '$type' not supported, ignoring.\n";
860	}	1139	}
861	}	1140	}
862	}	1141	}
863		1142
864	sub _object_attach {	1143	sub _object_attach {
…		…
874	_attach $registry, $klass, @attach;	1153	_attach $registry, $klass, @attach;
875	}	1154	}
876		1155
877	$obj->{$name} = \%arg;	1156	$obj->{$name} = \%arg;
878	} else {	1157	} else {
879	warn "object uses attachment '$name' which is not available, postponing.\n";	1158	info "object uses attachment '$name' which is not available, postponing.\n";
880	}	1159	}
881		1160
882	$obj->{_attachment}{$name} = undef;	1161	$obj->{_attachment}{$name} = undef;
883	}	1162	}
884		1163
…		…
943		1222
944	for (@$callbacks) {	1223	for (@$callbacks) {
945	eval { &{$_->[1]} };	1224	eval { &{$_->[1]} };
946		1225
947	if ($@) {	1226	if ($@) {
948	warn "$@";
949	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1227	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
950	override;	1228	override;
951	}	1229	}
952		1230
953	return 1 if $override;	1231	return 1 if $override;
954	}	1232	}
955		1233
956	0	1234	0
957	}	1235	}
958		1236
959	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1237	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960		1238
961	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1239	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962		1240
963	Generate an object-specific event with the given arguments.	1241	Generate an object-specific event with the given arguments.
964		1242
…		…
1017		1295
1018	sub reattach {	1296	sub reattach {
1019	# basically do the same as instantiate, without calling instantiate	1297	# basically do the same as instantiate, without calling instantiate
1020	my ($obj) = @_;	1298	my ($obj) = @_;
1021		1299
		1300	# no longer needed after getting rid of delete_package?
1022	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
1023		1302
1024	my $registry = $obj->registry;	1303	my $registry = $obj->registry;
1025		1304
1026	@$registry = ();	1305	@$registry = ();
1027		1306
…		…
1032	for (@$attach) {	1311	for (@$attach) {
1033	my ($klass, @attach) = @$_;	1312	my ($klass, @attach) = @$_;
1034	_attach $registry, $klass, @attach;	1313	_attach $registry, $klass, @attach;
1035	}	1314	}
1036	} else {	1315	} else {
1037	warn "object uses attachment '$name' that is not available, postponing.\n";	1316	info "object uses attachment '$name' that is not available, postponing.\n";
1038	}	1317	}
1039	}	1318	}
1040	}	1319	}
1041		1320
1042	cf::attachable->attach (	1321	cf::attachable->attach (
1043	prio => -1000000,	1322	prio => -1000000,
1044	on_instantiate => sub {	1323	on_instantiate => sub {
1045	my ($obj, $data) = @_;	1324	my ($obj, $data) = @_;
1046		1325
1047	$data = from_json $data;	1326	$data = decode_json $data;
1048		1327
1049	for (@$data) {	1328	for (@$data) {
1050	my ($name, $args) = @$_;	1329	my ($name, $args) = @$_;
1051		1330
1052	$obj->attach ($name, %{$args || {} });	1331	$obj->attach ($name, %{$args || {} });
…		…
1069	my ($filename, $rdata, $objs) = @_;	1348	my ($filename, $rdata, $objs) = @_;
1070		1349
1071	sync_job {	1350	sync_job {
1072	if (length $$rdata) {	1351	if (length $$rdata) {
1073	utf8::decode (my $decname = $filename);	1352	utf8::decode (my $decname = $filename);
1074	warn sprintf "saving %s (%d,%d)\n",	1353	trace sprintf "saving %s (%d,%d)\n",
1075	$decname, length $$rdata, scalar @$objs;	1354	$decname, length $$rdata, scalar @$objs
		1355	if $VERBOSE_IO;
1076		1356
1077	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1357	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078	chmod SAVE_MODE, $fh;	1358	aio_chmod $fh, SAVE_MODE;
1079	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1359	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080	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	}
1081	close $fh;	1364	aio_close $fh;
1082		1365
1083	if (@$objs) {	1366	if (@$objs) {
1084	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) {
1085	chmod SAVE_MODE, $fh;	1368	aio_chmod $fh, SAVE_MODE;
1086	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1369	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087	aio_write $fh, 0, (length $data), $data, 0;	1370	aio_write $fh, 0, (length $data), $data, 0;
1088	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	}
1089	close $fh;	1375	aio_close $fh;
1090	aio_rename "$filename.pst~", "$filename.pst";	1376	aio_rename "$filename.pst~", "$filename.pst";
1091	}	1377	}
1092	} else {	1378	} else {
1093	aio_unlink "$filename.pst";	1379	aio_unlink "$filename.pst";
1094	}	1380	}
1095		1381
1096	aio_rename "$filename~", $filename;	1382	aio_rename "$filename~", $filename;
		1383
		1384	$filename =~ s%/[^/]+$%%;
		1385	aio_pathsync $filename if $cf::USE_FSYNC;
1097	} else {	1386	} else {
1098	warn "FATAL: $filename~: $!\n";	1387	error "unable to save objects: $filename~: $!\n";
1099	}	1388	}
1100	} else {	1389	} else {
1101	aio_unlink $filename;	1390	aio_unlink $filename;
1102	aio_unlink "$filename.pst";	1391	aio_unlink "$filename.pst";
1103	}	1392	}
…		…
1127	my $st = eval { Coro::Storable::thaw $av };	1416	my $st = eval { Coro::Storable::thaw $av };
1128	$av = $st->{objs};	1417	$av = $st->{objs};
1129	}	1418	}
1130		1419
1131	utf8::decode (my $decname = $filename);	1420	utf8::decode (my $decname = $filename);
1132	warn sprintf "loading %s (%d,%d)\n",	1421	trace sprintf "loading %s (%d,%d)\n",
1133	$decname, length $data, scalar @{$av || []};	1422	$decname, length $data, scalar @{$av || []}
		1423	if $VERBOSE_IO;
1134		1424
1135	($data, $av)	1425	($data, $av)
1136	}	1426	}
1137		1427
1138	=head2 COMMAND CALLBACKS	1428	=head2 COMMAND CALLBACKS
…		…
1142	=cut	1432	=cut
1143		1433
1144	#############################################################################	1434	#############################################################################
1145	# command handling &c	1435	# command handling &c
1146		1436
1147	=item cf::register_command $name => \&callback($ob,$args);	1437	=item cf::register_command $name => \&callback($ob,$args)
1148		1438
1149	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
1150	$name.	1440	$name.
1151		1441
1152	=cut	1442	=cut
…		…
1158	#warn "registering command '$name/$time' to '$caller'";	1448	#warn "registering command '$name/$time' to '$caller'";
1159		1449
1160	push @{ $COMMAND{$name} }, [$caller, $cb];	1450	push @{ $COMMAND{$name} }, [$caller, $cb];
1161	}	1451	}
1162		1452
1163	=item cf::register_extcmd $name => \&callback($pl,$packet);	1453	=item cf::register_extcmd $name => \&callback($pl,@args)
1164		1454
1165	Register a callback for execution when the client sends an (synchronous)	1455	Register a callback for execution when the client sends an (synchronous)
1166	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
1167	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
1168	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
1169	has logged in successfully.	1459	has logged in successfully.
1170		1460
1171	If the callback returns something, it is sent back as if reply was being	1461	The values will be sent back to the client.
1172	called.
1173		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
1174	=item cf::register_exticmd $name => \&callback($ns,$packet);	1468	=item cf::register_exticmd $name => \&callback($ns,@args)
1175		1469
1176	Register a callback for execution when the client sends an (asynchronous)	1470	Register a callback for execution when the client sends an (asynchronous)
1177	exticmd packet. Exti commands are processed by the server as soon as they	1471	exticmd packet. Exti commands are processed by the server as soon as they
1178	are received, i.e. out of order w.r.t. other commands. The first argument	1472	are received, i.e. out of order w.r.t. other commands. The first argument
1179	is a client socket. Exti commands can be received anytime, even before	1473	is a client socket. Exti commands can be received anytime, even before
1180	log-in.	1474	log-in.
1181		1475
1182	If the callback returns something, it is sent back as if reply was being	1476	The values will be sent back to the client.
1183	called.
1184		1477
1185	=cut	1478	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1186		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
1187	sub register_extcmd {	1485	sub register_extcmd($$) {
1188	my ($name, $cb) = @_;	1486	my ($name, $cb) = @_;
1189		1487
1190	$EXTCMD{$name} = $cb;	1488	$EXTCMD{$name} = $cb;
1191	}	1489	}
1192		1490
1193	sub register_exticmd {	1491	sub register_async_extcmd($$) {
1194	my ($name, $cb) = @_;	1492	my ($name, $cb) = @_;
1195		1493
		1494	$EXTACMD{$name} = $cb;
		1495	}
		1496
		1497	sub register_exticmd($$) {
		1498	my ($name, $cb) = @_;
		1499
1196	$EXTICMD{$name} = $cb;	1500	$EXTICMD{$name} = $cb;
1197	}	1501	}
1198		1502
		1503	sub register_async_exticmd($$) {
		1504	my ($name, $cb) = @_;
		1505
		1506	$EXTIACMD{$name} = $cb;
		1507	}
		1508
		1509	use File::Glob ();
		1510
1199	cf::player->attach (	1511	cf::player->attach (
1200	on_command => sub {	1512	on_unknown_command => sub {
1201	my ($pl, $name, $params) = @_;	1513	my ($pl, $name, $params) = @_;
1202		1514
1203	my $cb = $COMMAND{$name}	1515	my $cb = $COMMAND{$name}
1204	or return;	1516	or return;
1205		1517
…		…
1213	my ($pl, $buf) = @_;	1525	my ($pl, $buf) = @_;
1214		1526
1215	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1527	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1216		1528
1217	if (ref $msg) {	1529	if (ref $msg) {
1218	my ($type, $reply, @payload) =	1530	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1219	"ARRAY" eq ref $msg
1220	? @$msg
1221	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1222		1531
1223	my @reply;
1224
1225	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}) {
1226	@reply = $cb->($pl, @payload);	1545	@reply = $cb->($pl, @payload);
		1546	}
		1547
		1548	$pl->ext_msg ("reply-$reply", @reply)
		1549	if $reply;
1227	}	1550	}
1228		1551
1229	$pl->ext_reply ($reply, @reply)
1230	if $reply;
1231
1232	} else {	1552	} else {
1233	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1553	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1234	}	1554	}
1235		1555
1236	cf::override;	1556	cf::override;
1237	},	1557	},
1238	);	1558	);
1239		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
1240	sub load_extensions {	1584	sub load_extensions {
		1585	info "loading extensions...";
		1586
		1587	%EXT_CFG = ();
		1588
1241	cf::sync_job {	1589	cf::sync_job {
1242	my %todo;	1590	my %todo;
1243		1591
1244	for my $path (<$LIBDIR/*.ext>) {	1592	for my $path (<$LIBDIR/*.ext>) {
1245	next unless -r $path;	1593	next unless -r $path;
…		…
1263		1611
1264	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1612	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1265	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1613	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1266		1614
1267	$ext{source} =	1615	$ext{source} =
1268	"package $pkg; use strict; use utf8;\n"	1616	"package $pkg; use common::sense;\n"
1269	. "#line 1 \"$path\"\n{\n"	1617	. "#line 1 \"$path\"\n{\n"
1270	. $source	1618	. $source
1271	. "\n};\n1";	1619	. "\n};\n1";
1272		1620
1273	$todo{$base} = \%ext;	1621	$todo{$base} = \%ext;
1274	}	1622	}
1275		1623
		1624	my $pass = 0;
1276	my %done;	1625	my %done;
1277	while (%todo) {	1626	while (%todo) {
1278	my $progress;	1627	my $progress;
1279		1628
		1629	++$pass;
		1630
		1631	ext:
1280	while (my ($k, $v) = each %todo) {	1632	while (my ($k, $v) = each %todo) {
1281	for (split /,\s*/, $v->{meta}{depends}) {	1633	for (split /,\s*/, $v->{meta}{depends}) {
1282	goto skip	1634	next ext
1283	unless exists $done{$_};	1635	unless exists $done{$_};
1284	}	1636	}
1285		1637
1286	warn "... loading '$k' into '$v->{pkg}'\n";	1638	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1287		1639
1288	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 $@) {
1289	my $msg = $@ ? "$v->{path}: $@\n"	1652	error "$v->{path}: $@\n";
1290	: "$v->{base}: extension inactive.\n";
1291		1653
		1654	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1292	if (exists $v->{meta}{mandatory}) {	1655	if exists $v->{meta}{mandatory};
1293	warn $msg;	1656
1294	warn "mandatory extension failed to load, exiting.\n";	1657	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1295	exit 1;	1658	delete $todo{$k};
1296	}	1659	} else {
1297		1660	$done{$k} = delete $todo{$k};
1298	warn $msg;	1661	push @EXTS, $v->{pkg};
		1662	$progress = 1;
		1663
		1664	info "$v->{base}: extension inactive.\n"
		1665	unless $active;
1299	}	1666	}
1300
1301	$done{$k} = delete $todo{$k};
1302	push @EXTS, $v->{pkg};
1303	$progress = 1;
1304	}	1667	}
1305		1668
1306	skip:	1669	unless ($progress) {
1307	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1670	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1308	unless $progress;	1671
		1672	while (my ($k, $v) = each %todo) {
		1673	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1674	if exists $v->{meta}{mandatory};
		1675	}
		1676
		1677	last;
		1678	}
1309	}	1679	}
1310	};	1680	};
1311	}	1681	}
1312		1682
1313	#############################################################################	1683	#############################################################################
1314		1684
1315	=back	1685	=back
1316		1686
1317	=head2 CORE EXTENSIONS	1687	=head2 CORE EXTENSIONS
1318		1688
1319	Functions and methods that extend core crossfire objects.	1689	Functions and methods that extend core deliantra objects.
1320		1690
1321	=cut	1691	=cut
1322		1692
1323	package cf::player;	1693	package cf::player;
1324		1694
…		…
1367		1737
1368	sub exists($) {	1738	sub exists($) {
1369	my ($login) = @_;	1739	my ($login) = @_;
1370		1740
1371	$cf::PLAYER{$login}	1741	$cf::PLAYER{$login}
1372	or cf::sync_job { !aio_stat path $login }	1742	or !aio_stat path $login
1373	}	1743	}
1374		1744
1375	sub find($) {	1745	sub find($) {
1376	return $cf::PLAYER{$_[0]} || do {	1746	return $cf::PLAYER{$_[0]} || do {
1377	my $login = $_[0];	1747	my $login = $_[0];
…		…
1389	my $f = new_from_file cf::object::thawer path $login	1759	my $f = new_from_file cf::object::thawer path $login
1390	or return;	1760	or return;
1391		1761
1392	my $pl = cf::player::load_pl $f	1762	my $pl = cf::player::load_pl $f
1393	or return;	1763	or return;
		1764
1394	local $cf::PLAYER_LOADING{$login} = $pl;	1765	local $cf::PLAYER_LOADING{$login} = $pl;
1395	$f->resolve_delayed_derefs;	1766	$f->resolve_delayed_derefs;
1396	$cf::PLAYER{$login} = $pl	1767	$cf::PLAYER{$login} = $pl
1397	}	1768	}
1398	}	1769	}
1399	}	1770	}
1400		1771
		1772	cf::player->attach (
		1773	on_load => sub {
		1774	my ($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
1401	sub save($) {	1785	sub save($) {
1402	my ($pl) = @_;	1786	my ($pl) = @_;
1403		1787
1404	return if $pl->{deny_save};	1788	return if $pl->{deny_save};
1405		1789
…		…
1408		1792
1409	return if $pl->{deny_save};	1793	return if $pl->{deny_save};
1410		1794
1411	aio_mkdir playerdir $pl, 0770;	1795	aio_mkdir playerdir $pl, 0770;
1412	$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];
1413		1802
1414	$pl->save_pl ($path);	1803	$pl->save_pl ($path);
1415	cf::cede_to_tick;	1804	cf::cede_to_tick;
1416	}	1805	}
1417		1806
…		…
1449	my ($pl) = @_;	1838	my ($pl) = @_;
1450		1839
1451	my $name = $pl->ob->name;	1840	my $name = $pl->ob->name;
1452		1841
1453	$pl->{deny_save} = 1;	1842	$pl->{deny_save} = 1;
1454	$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
1455		1844
1456	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1845	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1457	$pl->deactivate;	1846	$pl->deactivate;
		1847
		1848	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1458	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1849	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1850	ext::highscore::check ($pl->ob);
		1851
1459	$pl->ns->destroy if $pl->ns;	1852	$pl->ns->destroy if $pl->ns;
1460		1853
1461	my $path = playerdir $pl;	1854	my $path = playerdir $pl;
1462	my $temp = "$path~$cf::RUNTIME~deleting~";	1855	my $temp = "$path~$cf::RUNTIME~deleting~";
1463	aio_rename $path, $temp;	1856	aio_rename $path, $temp;
…		…
1501		1894
1502	for my $login (@$dirs) {	1895	for my $login (@$dirs) {
1503	my $path = path $login;	1896	my $path = path $login;
1504		1897
1505	# a .pst is a dead give-away for a valid player	1898	# a .pst is a dead give-away for a valid player
1506	unless (-e "$path.pst") {	1899	# if no pst file found, open and chekc for blocked users
		1900	if (aio_stat "$path.pst") {
1507	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1901	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1508	aio_read $fh, 0, 512, my $buf, 0 or next;	1902	aio_read $fh, 0, 512, my $buf, 0 or next;
1509	$buf !~ /^password -------------$/m or next; # official not-valid tag	1903	$buf !~ /^password -------------$/m or next; # official not-valid tag
1510	}	1904	}
1511		1905
…		…
1515		1909
1516	\@logins	1910	\@logins
1517	}	1911	}
1518		1912
1519	=item $player->maps	1913	=item $player->maps
		1914
		1915	=item cf::player::maps $login
1520		1916
1521	Returns an arrayref of map paths that are private for this	1917	Returns an arrayref of map paths that are private for this
1522	player. May block.	1918	player. May block.
1523		1919
1524	=cut	1920	=cut
…		…
1542	}	1938	}
1543		1939
1544	\@paths	1940	\@paths
1545	}	1941	}
1546		1942
1547	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1943	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1548		1944
1549	Expand crossfire pod fragments into protocol xml.	1945	Expand deliantra pod fragments into protocol xml.
1550
1551	=cut
1552
1553	sub expand_cfpod {
1554	((my $self), (local $_)) = @_;
1555
1556	# escape & and <
1557	s/&/&amp;/g;
1558	s/(?<![BIUGHT])</&lt;/g;
1559
1560	# this is buggy, it needs to properly take care of nested <'s
1561
1562	1 while
1563	# replace B<>, I<>, U<> etc.
1564	s/B<([^\>]*)>/<b>$1<\/b>/
1565	|| s/I<([^\>]*)>/<i>$1<\/i>/
1566	|| s/U<([^\>]*)>/<u>$1<\/u>/
1567	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1568	# replace G<male|female> tags
1569	|| s{G<([^>|]*)\|([^>]*)>}{
1570	$self->gender ? $2 : $1
1571	}ge
1572	# replace H<hint text>
1573	|| s{H<([^\>]*)>}
1574	{
1575	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1576	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1577	"")
1578	[$self->{hintmode}]
1579	}ge;
1580
1581	# create single paragraphs (very hackish)
1582	s/(?<=\S)\n(?=\w)/ /g;
1583
1584	# compress some whitespace
1585	s/\s+\n/\n/g; # ws line-ends
1586	s/\n\n+/\n/g; # double lines
1587	s/^\n+//; # beginning lines
1588	s/\n+$//; # ending lines
1589
1590	$_
1591	}
1592
1593	sub hintmode {
1594	$_[0]{hintmode} = $_[1] if @_ > 1;
1595	$_[0]{hintmode}
1596	}
1597
1598	=item $player->ext_reply ($msgid, @msg)
1599
1600	Sends an ext reply to the player.
1601
1602	=cut
1603
1604	sub ext_reply($$@) {
1605	my ($self, $id, @msg) = @_;
1606
1607	$self->ns->ext_reply ($id, @msg)
1608	}
1609		1946
1610	=item $player->ext_msg ($type, @msg)	1947	=item $player->ext_msg ($type, @msg)
1611		1948
1612	Sends an ext event to the client.	1949	Sends an ext event to the client.
1613		1950
…		…
1633		1970
1634	=cut	1971	=cut
1635		1972
1636	sub find_by_path($) {	1973	sub find_by_path($) {
1637	my ($path) = @_;	1974	my ($path) = @_;
		1975
		1976	$path =~ s/^~[^\/]*//; # skip ~login
1638		1977
1639	my ($match, $specificity);	1978	my ($match, $specificity);
1640		1979
1641	for my $region (list) {	1980	for my $region (list) {
1642	if ($region->{match} && $path =~ $region->{match}) {	1981	if ($region->{match} && $path =~ $region->{match}) {
…		…
1668	our $MAX_RESET = 3600;	2007	our $MAX_RESET = 3600;
1669	our $DEFAULT_RESET = 3000;	2008	our $DEFAULT_RESET = 3000;
1670		2009
1671	sub generate_random_map {	2010	sub generate_random_map {
1672	my ($self, $rmp) = @_;	2011	my ($self, $rmp) = @_;
1673	# mit "rum" bekleckern, nicht	2012
		2013	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2014
1674	$self->_create_random_map (	2015	$self->_create_random_map ($rmp);
1675	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1676	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1677	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1678	$rmp->{exit_on_final_map},
1679	$rmp->{xsize}, $rmp->{ysize},
1680	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1681	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1682	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1683	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1684	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1685	(cf::region::find $rmp->{region}), $rmp->{custom}
1686	)
1687	}	2016	}
1688		2017
1689	=item cf::map->register ($regex, $prio)	2018	=item cf::map->register ($regex, $prio)
1690		2019
1691	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
…		…
1696		2025
1697	sub register {	2026	sub register {
1698	my (undef, $regex, $prio) = @_;	2027	my (undef, $regex, $prio) = @_;
1699	my $pkg = caller;	2028	my $pkg = caller;
1700		2029
1701	no strict;
1702	push @{"$pkg\::ISA"}, __PACKAGE__;	2030	push @{"$pkg\::ISA"}, __PACKAGE__;
1703		2031
1704	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2032	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1705	}	2033	}
1706		2034
1707	# also paths starting with '/'	2035	# also paths starting with '/'
1708	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2036	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1709		2037
1710	sub thawer_merge {	2038	sub thawer_merge {
1711	my ($self, $merge) = @_;	2039	my ($self, $merge) = @_;
1712		2040
1713	# we have to keep some variables in memory intact	2041	# we have to keep some variables in memory intact
…		…
1718	}	2046	}
1719		2047
1720	sub normalise {	2048	sub normalise {
1721	my ($path, $base) = @_;	2049	my ($path, $base) = @_;
1722		2050
1723	$path = "$path"; # make sure its a string	2051	$path = "$path"; # make sure it's a string
1724		2052
1725	$path =~ s/\.map$//;	2053	$path =~ s/\.map$//;
1726		2054
1727	# map plan:	2055	# map plan:
1728	#	2056	#
…		…
1743	$base =~ s{[^/]+/?$}{};	2071	$base =~ s{[^/]+/?$}{};
1744	$path = "$base/$path";	2072	$path = "$base/$path";
1745	}	2073	}
1746		2074
1747	for ($path) {	2075	for ($path) {
1748	redo if s{//}{/};
1749	redo if s{/\.?/}{/};	2076	redo if s{/\.?/}{/};
1750	redo if s{/[^/]+/\.\./}{/};	2077	redo if s{/[^/]+/\.\./}{/};
1751	}	2078	}
1752		2079
1753	$path	2080	$path
…		…
1767	$self->init; # pass $1 etc.	2094	$self->init; # pass $1 etc.
1768	return $self;	2095	return $self;
1769	}	2096	}
1770	}	2097	}
1771		2098
1772	Carp::cluck "unable to resolve path '$path' (base '$base').";	2099	Carp::cluck "unable to resolve path '$path' (base '$base')";
1773	()	2100	()
1774	}	2101	}
1775		2102
		2103	# may re-bless or do other evil things
1776	sub init {	2104	sub init {
1777	my ($self) = @_;	2105	my ($self) = @_;
1778		2106
1779	$self	2107	$self
1780	}	2108	}
…		…
1799		2127
1800	# the temporary/swap location	2128	# the temporary/swap location
1801	sub save_path {	2129	sub save_path {
1802	my ($self) = @_;	2130	my ($self) = @_;
1803		2131
1804	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2132	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1805	"$TMPDIR/$path.map"	2133	"$TMPDIR/$path.map"
1806	}	2134	}
1807		2135
1808	# the unique path, undef == no special unique path	2136	# the unique path, undef == no special unique path
1809	sub uniq_path {	2137	sub uniq_path {
1810	my ($self) = @_;	2138	my ($self) = @_;
1811		2139
1812	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2140	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1813	"$UNIQUEDIR/$path"	2141	"$UNIQUEDIR/$path"
1814	}
1815
1816	# and all this just because we cannot iterate over
1817	# all maps in C++...
1818	sub change_all_map_light {
1819	my ($change) = @_;
1820
1821	$_->change_map_light ($change)
1822	for grep $_->outdoor, values %cf::MAP;
1823	}	2142	}
1824		2143
1825	sub decay_objects {	2144	sub decay_objects {
1826	my ($self) = @_;	2145	my ($self) = @_;
1827		2146
…		…
1854	$self->{load_path} = $path;	2173	$self->{load_path} = $path;
1855		2174
1856	1	2175	1
1857	}	2176	}
1858		2177
		2178	# used to laod the header of an original map
1859	sub load_header_orig {	2179	sub load_header_orig {
1860	my ($self) = @_;	2180	my ($self) = @_;
1861		2181
1862	$self->load_header_from ($self->load_path)	2182	$self->load_header_from ($self->load_path)
1863	}	2183	}
1864		2184
		2185	# used to laod the header of an instantiated map
1865	sub load_header_temp {	2186	sub load_header_temp {
1866	my ($self) = @_;	2187	my ($self) = @_;
1867		2188
1868	$self->load_header_from ($self->save_path)	2189	$self->load_header_from ($self->save_path)
1869	}	2190	}
1870		2191
		2192	# called after loading the header from an instantiated map
1871	sub prepare_temp {	2193	sub prepare_temp {
1872	my ($self) = @_;	2194	my ($self) = @_;
1873		2195
1874	$self->last_access ((delete $self->{last_access})	2196	$self->last_access ((delete $self->{last_access})
1875	|| $cf::RUNTIME); #d#	2197	|| $cf::RUNTIME); #d#
1876	# safety	2198	# safety
1877	$self->{instantiate_time} = $cf::RUNTIME	2199	$self->{instantiate_time} = $cf::RUNTIME
1878	if $self->{instantiate_time} > $cf::RUNTIME;	2200	if $self->{instantiate_time} > $cf::RUNTIME;
1879	}	2201	}
1880		2202
		2203	# called after loading the header from an original map
1881	sub prepare_orig {	2204	sub prepare_orig {
1882	my ($self) = @_;	2205	my ($self) = @_;
1883		2206
1884	$self->{load_original} = 1;	2207	$self->{load_original} = 1;
1885	$self->{instantiate_time} = $cf::RUNTIME;	2208	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1909		2232
1910	sub find;	2233	sub find;
1911	sub find {	2234	sub find {
1912	my ($path, $origin) = @_;	2235	my ($path, $origin) = @_;
1913		2236
		2237	cf::cede_to_tick;
		2238
1914	$path = normalise $path, $origin && $origin->path;	2239	$path = normalise $path, $origin;
1915		2240
1916	cf::lock_wait "map_data:$path";#d#remove	2241	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1917	cf::lock_wait "map_find:$path";	2242	my $guard2 = cf::lock_acquire "map_find:$path";
1918		2243
1919	$cf::MAP{$path} || do {	2244	$cf::MAP{$path} || do {
1920	my $guard1 = cf::lock_acquire "map_find:$path";
1921	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1922
1923	my $map = new_from_path cf::map $path	2245	my $map = new_from_path cf::map $path
1924	or return;	2246	or return;
1925		2247
1926	$map->{last_save} = $cf::RUNTIME;	2248	$map->{last_save} = $cf::RUNTIME;
1927		2249
…		…
1929	or return;	2251	or return;
1930		2252
1931	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2253	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1932	# doing this can freeze the server in a sync job, obviously	2254	# doing this can freeze the server in a sync job, obviously
1933	#$cf::WAIT_FOR_TICK->wait;	2255	#$cf::WAIT_FOR_TICK->wait;
		2256	undef $guard2;
1934	undef $guard1;	2257	undef $guard1;
1935	undef $guard2;
1936	$map->reset;	2258	$map->reset;
1937	return find $path;	2259	return find $path;
1938	}	2260	}
1939		2261
1940	$cf::MAP{$path} = $map	2262	$cf::MAP{$path} = $map
1941	}	2263	}
1942	}	2264	}
1943		2265
1944	sub pre_load { }	2266	sub pre_load { }
1945	sub post_load { }	2267	#sub post_load { } # XS
1946		2268
1947	sub load {	2269	sub load {
1948	my ($self) = @_;	2270	my ($self) = @_;
1949		2271
1950	local $self->{deny_reset} = 1; # loading can take a long time	2272	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1953		2275
1954	{	2276	{
1955	my $guard = cf::lock_acquire "map_data:$path";	2277	my $guard = cf::lock_acquire "map_data:$path";
1956		2278
1957	return unless $self->valid;	2279	return unless $self->valid;
1958	return unless $self->in_memory == cf::MAP_SWAPPED;	2280	return unless $self->state == cf::MAP_SWAPPED;
1959
1960	$self->in_memory (cf::MAP_LOADING);
1961		2281
1962	$self->alloc;	2282	$self->alloc;
1963		2283
1964	$self->pre_load;	2284	$self->pre_load;
1965	cf::cede_to_tick;	2285	cf::cede_to_tick;
1966		2286
		2287	if (exists $self->{load_path}) {
1967	my $f = new_from_file cf::object::thawer $self->{load_path};	2288	my $f = new_from_file cf::object::thawer $self->{load_path};
1968	$f->skip_block;	2289	$f->skip_block;
1969	$self->_load_objects ($f)	2290	$self->_load_objects ($f)
1970	or return;	2291	or return;
1971		2292
1972	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2293	$self->post_load_original
1973	if delete $self->{load_original};	2294	if delete $self->{load_original};
1974		2295
1975	if (my $uniq = $self->uniq_path) {	2296	if (my $uniq = $self->uniq_path) {
1976	utf8::encode $uniq;	2297	utf8::encode $uniq;
1977	unless (aio_stat $uniq) {	2298	unless (aio_stat $uniq) {
1978	if (my $f = new_from_file cf::object::thawer $uniq) {	2299	if (my $f = new_from_file cf::object::thawer $uniq) {
1979	$self->clear_unique_items;	2300	$self->clear_unique_items;
1980	$self->_load_objects ($f);	2301	$self->_load_objects ($f);
1981	$f->resolve_delayed_derefs;	2302	$f->resolve_delayed_derefs;
		2303	}
1982	}	2304	}
1983	}	2305	}
1984	}
1985		2306
1986	$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);
1987		2314
1988	cf::cede_to_tick;	2315	cf::cede_to_tick;
1989	# now do the right thing for maps	2316	# now do the right thing for maps
1990	$self->link_multipart_objects;	2317	$self->link_multipart_objects;
1991	$self->difficulty ($self->estimate_difficulty)	2318	$self->difficulty ($self->estimate_difficulty)
…		…
1995	unless ($self->{deny_activate}) {	2322	unless ($self->{deny_activate}) {
1996	$self->decay_objects;	2323	$self->decay_objects;
1997	$self->fix_auto_apply;	2324	$self->fix_auto_apply;
1998	$self->update_buttons;	2325	$self->update_buttons;
1999	cf::cede_to_tick;	2326	cf::cede_to_tick;
2000	$self->set_darkness_map;	2327	#$self->activate; # no longer activate maps automatically
2001	cf::cede_to_tick;
2002	$self->activate;
2003	}	2328	}
2004		2329
2005	$self->{last_save} = $cf::RUNTIME;	2330	$self->{last_save} = $cf::RUNTIME;
2006	$self->last_access ($cf::RUNTIME);	2331	$self->last_access ($cf::RUNTIME);
2007
2008	$self->in_memory (cf::MAP_IN_MEMORY);
2009	}	2332	}
2010		2333
2011	$self->post_load;	2334	$self->post_load;
2012	}
2013		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
2014	sub customise_for {	2342	sub customise_for {
2015	my ($self, $ob) = @_;	2343	my ($self, $ob) = @_;
2016		2344
2017	return find "~" . $ob->name . "/" . $self->{path}	2345	return find "~" . $ob->name . "/" . $self->{path}
2018	if $self->per_player;	2346	if $self->per_player;
…		…
2021	# if $self->per_party;	2349	# if $self->per_party;
2022		2350
2023	$self	2351	$self
2024	}	2352	}
2025		2353
2026	# find and load all maps in the 3x3 area around a map
2027	sub load_neighbours {
2028	my ($map) = @_;
2029
2030	my @neigh; # diagonal neighbours
2031
2032	for (0 .. 3) {
2033	my $neigh = $map->tile_path ($_)
2034	or next;
2035	$neigh = find $neigh, $map
2036	or next;
2037	$neigh->load;
2038
2039	push @neigh,
2040	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2041	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2042	}
2043
2044	for (grep defined $_->[0], @neigh) {
2045	my ($path, $origin) = @$_;
2046	my $neigh = find $path, $origin
2047	or next;
2048	$neigh->load;
2049	}
2050	}
2051
2052	sub find_sync {	2354	sub find_sync {
2053	my ($path, $origin) = @_;	2355	my ($path, $origin) = @_;
2054		2356
2055	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
2056	}	2362	}
2057		2363
2058	sub do_load_sync {	2364	sub do_load_sync {
2059	my ($map) = @_;	2365	my ($map) = @_;
2060		2366
		2367	# it's a bug to call this from the main context
2061	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2368	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2062	if $Coro::current == $Coro::main;	2369	if $Coro::current == $Coro::main;
2063		2370
2064	cf::sync_job { $map->load };	2371	$map->load;
2065	}	2372	}
2066		2373
2067	our %MAP_PREFETCH;	2374	our %MAP_PREFETCH;
2068	our $MAP_PREFETCHER = undef;	2375	our $MAP_PREFETCHER = undef;
2069		2376
2070	sub find_async {	2377	sub find_async {
2071	my ($path, $origin, $load) = @_;	2378	my ($path, $origin, $load) = @_;
2072		2379
2073	$path = normalise $path, $origin && $origin->{path};	2380	$path = normalise $path, $origin;
2074		2381
2075	if (my $map = $cf::MAP{$path}) {	2382	if (my $map = $cf::MAP{$path}) {
2076	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2383	return $map if !$load || $map->linkable;
2077	}	2384	}
2078		2385
2079	$MAP_PREFETCH{$path} |= $load;	2386	$MAP_PREFETCH{$path} |= $load;
2080		2387
2081	$MAP_PREFETCHER ||= cf::async {	2388	$MAP_PREFETCHER ||= cf::async {
…		…
2095	$MAP_PREFETCHER->prio (6);	2402	$MAP_PREFETCHER->prio (6);
2096		2403
2097	()	2404	()
2098	}	2405	}
2099		2406
		2407	# common code, used by both ->save and ->swapout
2100	sub save {	2408	sub _save {
2101	my ($self) = @_;	2409	my ($self) = @_;
2102
2103	my $lock = cf::lock_acquire "map_data:$self->{path}";
2104		2410
2105	$self->{last_save} = $cf::RUNTIME;	2411	$self->{last_save} = $cf::RUNTIME;
2106		2412
2107	return unless $self->dirty;	2413	return unless $self->dirty;
2108		2414
…		…
2117		2423
2118	cf::async {	2424	cf::async {
2119	$Coro::current->{desc} = "map player save";	2425	$Coro::current->{desc} = "map player save";
2120	$_->contr->save for $self->players;	2426	$_->contr->save for $self->players;
2121	};	2427	};
		2428
		2429	cf::get_slot 0.02;
2122		2430
2123	if ($uniq) {	2431	if ($uniq) {
2124	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2432	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2125	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2433	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2126	} else {	2434	} else {
2127	$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);
2128	}	2436	}
2129	}	2437	}
2130		2438
		2439	sub save {
		2440	my ($self) = @_;
		2441
		2442	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2443
		2444	$self->_save;
		2445	}
		2446
2131	sub swap_out {	2447	sub swap_out {
2132	my ($self) = @_;	2448	my ($self) = @_;
2133		2449
2134	# save first because save cedes
2135	$self->save;
2136
2137	my $lock = cf::lock_acquire "map_data:$self->{path}";	2450	my $lock = cf::lock_acquire "map_data:$self->{path}";
2138		2451
		2452	return if !$self->linkable;
		2453	return if $self->{deny_save};
2139	return if $self->players;	2454	return if $self->players;
2140	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
2141	return if $self->{deny_save};	2472	return 1e99 if $self->{deny_reset};
2142		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
2143	$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};
2144		2506
2145	$self->deactivate;	2507	$self->deactivate;
2146	$_->clear_links_to ($self) for values %cf::MAP;	2508	$_->clear_links_to ($self) for values %cf::MAP;
2147	$self->clear;	2509	$self->clear;
2148	}
2149
2150	sub reset_at {
2151	my ($self) = @_;
2152
2153	# TODO: safety, remove and allow resettable per-player maps
2154	return 1e99 if $self->{deny_reset};
2155
2156	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2157	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2158
2159	$time + $to
2160	}
2161
2162	sub should_reset {
2163	my ($self) = @_;
2164
2165	$self->reset_at <= $cf::RUNTIME
2166	}
2167
2168	sub reset {
2169	my ($self) = @_;
2170
2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
2172
2173	return if $self->players;
2174
2175	warn "resetting map ", $self->path;
2176
2177	$self->in_memory (cf::MAP_SWAPPED);
2178
2179	# need to save uniques path
2180	unless ($self->{deny_save}) {
2181	my $uniq = $self->uniq_path; utf8::encode $uniq;
2182
2183	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2184	if $uniq;
2185	}
2186
2187	delete $cf::MAP{$self->path};
2188
2189	$self->deactivate;
2190	$_->clear_links_to ($self) for values %cf::MAP;
2191	$self->clear;
2192		2510
2193	$self->unlink_save;	2511	$self->unlink_save;
2194	$self->destroy;	2512	$self->destroy;
2195	}	2513	}
2196		2514
…		…
2204		2522
2205	delete $cf::MAP{$self->path};	2523	delete $cf::MAP{$self->path};
2206		2524
2207	$self->unlink_save;	2525	$self->unlink_save;
2208		2526
2209	bless $self, "cf::map";	2527	bless $self, "cf::map::wrap";
2210	delete $self->{deny_reset};	2528	delete $self->{deny_reset};
2211	$self->{deny_save} = 1;	2529	$self->{deny_save} = 1;
2212	$self->reset_timeout (1);	2530	$self->reset_timeout (1);
2213	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2531	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2214		2532
…		…
2263		2581
2264	sub unique_maps() {	2582	sub unique_maps() {
2265	[	2583	[
2266	map {	2584	map {
2267	utf8::decode $_;	2585	utf8::decode $_;
2268	/\.map$/	2586	s/\.map$//; # TODO future compatibility hack
		2587	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2588	? ()
2269	? normalise $_	2589	: normalise $_
2270	: ()
2271	} @{ aio_readdir $UNIQUEDIR or [] }	2590	} @{ aio_readdir $UNIQUEDIR or [] }
2272	]	2591	]
2273	}	2592	}
2274		2593
2275	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	}
2276		2625
2277	=back	2626	=back
2278		2627
2279	=head3 cf::object	2628	=head3 cf::object
2280		2629
…		…
2284		2633
2285	=over 4	2634	=over 4
2286		2635
2287	=item $ob->inv_recursive	2636	=item $ob->inv_recursive
2288		2637
2289	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.
2290		2640
2291	=cut	2641	=cut
2292		2642
2293	sub inv_recursive_;	2643	sub inv_recursive_;
2294	sub inv_recursive_ {	2644	sub inv_recursive_ {
…		…
2299	inv_recursive_ inv $_[0]	2649	inv_recursive_ inv $_[0]
2300	}	2650	}
2301		2651
2302	=item $ref = $ob->ref	2652	=item $ref = $ob->ref
2303		2653
2304	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.
2305		2655
2306	=item $ob = cf::object::deref ($refstring)	2656	=item $ob = cf::object::deref ($refstring)
2307		2657
2308	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,
2309	even if the object actually exists. May block.	2659	even if the object actually exists. May block.
…		…
2341	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
2342	dialogue with the given NPC character.	2692	dialogue with the given NPC character.
2343		2693
2344	=cut	2694	=cut
2345		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
2346	# rough implementation of a future "reply" method that works	2710	# rough implementation of a future "reply" method that works
2347	# with dialog boxes.	2711	# with dialog boxes.
2348	#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
2349	sub cf::object::player::reply($$$;$) {	2713	sub cf::object::player::reply($$$;$) {
2350	my ($self, $npc, $msg, $flags) = @_;	2714	my ($self, $npc, $msg, $flags) = @_;
…		…
2361	my $dialog = $pl->{npc_dialog};	2725	my $dialog = $pl->{npc_dialog};
2362	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2726	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2363		2727
2364	} else {	2728	} else {
2365	$msg = $npc->name . " says: $msg" if $npc;	2729	$msg = $npc->name . " says: $msg" if $npc;
2366	$self->message ($msg, $flags);	2730	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2367	}	2731	}
2368	}	2732	}
2369	}	2733	}
2370		2734
2371	=item $object->send_msg ($channel, $msg, $color, [extra...])	2735	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2396		2760
2397	=item $player_object->enter_link	2761	=item $player_object->enter_link
2398		2762
2399	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}>).
2400		2764
2401	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.
2402	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.
2403		2769
2404	Will never block.	2770	Will never block.
2405		2771
2406	=item $player_object->leave_link ($map, $x, $y)	2772	=item $player_object->leave_link ($map, $x, $y)
2407		2773
…		…
2427	sub cf::object::player::enter_link {	2793	sub cf::object::player::enter_link {
2428	my ($self) = @_;	2794	my ($self) = @_;
2429		2795
2430	$self->deactivate_recursive;	2796	$self->deactivate_recursive;
2431		2797
		2798	++$self->{_link_recursion};
		2799
2432	return if UNIVERSAL::isa $self->map, "ext::map_link";	2800	return if UNIVERSAL::isa $self->map, "ext::map_link";
2433		2801
2434	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2802	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2435	if $self->map && $self->map->{path} ne "{link}";	2803	if $self->map && $self->map->{path} ne "{link}";
2436		2804
2437	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2805	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2438	}	2806	}
2439		2807
2440	sub cf::object::player::leave_link {	2808	sub cf::object::player::leave_link {
2441	my ($self, $map, $x, $y) = @_;	2809	my ($self, $map, $x, $y) = @_;
2442		2810
…		…
2459	($x, $y) = (-1, -1)	2827	($x, $y) = (-1, -1)
2460	unless (defined $x) && (defined $y);	2828	unless (defined $x) && (defined $y);
2461		2829
2462	# use -1 or undef as default coordinates, not 0, 0	2830	# use -1 or undef as default coordinates, not 0, 0
2463	($x, $y) = ($map->enter_x, $map->enter_y)	2831	($x, $y) = ($map->enter_x, $map->enter_y)
2464	if $x <=0 && $y <= 0;	2832	if $x <= 0 && $y <= 0;
2465		2833
2466	$map->load;	2834	$map->load;
2467	$map->load_neighbours;
2468		2835
2469	return unless $self->contr->active;	2836	return unless $self->contr->active;
2470	$self->activate_recursive;
2471		2837
2472	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2838	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2473	$self->enter_map ($map, $x, $y);	2839	if ($self->enter_map ($map, $x, $y)) {
2474	}	2840	# entering was successful
		2841	delete $self->{_link_recursion};
		2842	# only activate afterwards, to support waiting in hooks
		2843	$self->activate_recursive;
		2844	}
2475		2845
		2846	}
		2847
2476	=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)]])
2477		2849
2478	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
2479	her, loading and preparing them map, calling the provided $check callback	2851	her, loading and preparing them map, calling the provided $check callback
2480	that has to return the map if sucecssful, and then unfreezes the player on	2852	that has to return the map if sucecssful, and then unfreezes the player on
2481	the new (success) or old (failed) map position. In either case, $done will	2853	the new (success) or old (failed) map position. In either case, $done will
2482	be called at the end of this process.	2854	be called at the end of this process.
2483		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
2484	=cut	2859	=cut
2485		2860
2486	our $GOTOGEN;	2861	our $GOTOGEN;
2487		2862
2488	sub cf::object::player::goto {	2863	sub cf::object::player::goto {
2489	my ($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	}
2490		2871
2491	# 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
2492	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2873	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2493		2874
2494	$self->enter_link;	2875	$self->enter_link;
…		…
2514	($path, $x, $y) = (undef, undef, undef);	2895	($path, $x, $y) = (undef, undef, undef);
2515	}	2896	}
2516	}	2897	}
2517		2898
2518	my $map = eval {	2899	my $map = eval {
2519	my $map = defined $path ? cf::map::find $path : undef;	2900	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2520		2901
2521	if ($map) {	2902	if ($map) {
2522	$map = $map->customise_for ($self);	2903	$map = $map->customise_for ($self);
2523	$map = $check->($map) if $check && $map;	2904	$map = $check->($map, $x, $y, $self) if $check && $map;
2524	} else {	2905	} else {
2525	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2906	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2526	}	2907	}
2527		2908
2528	$map	2909	$map
…		…
2536	if ($gen == $self->{_goto_generation}) {	2917	if ($gen == $self->{_goto_generation}) {
2537	delete $self->{_goto_generation};	2918	delete $self->{_goto_generation};
2538	$self->leave_link ($map, $x, $y);	2919	$self->leave_link ($map, $x, $y);
2539	}	2920	}
2540		2921
2541	$done->() if $done;	2922	$done->($self) if $done;
2542	})->prio (1);	2923	})->prio (1);
2543	}	2924	}
2544		2925
2545	=item $player_object->enter_exit ($exit_object)	2926	=item $player_object->enter_exit ($exit_object)
2546		2927
…		…
2566	}	2947	}
2567		2948
2568	sub prepare_random_map {	2949	sub prepare_random_map {
2569	my ($exit) = @_;	2950	my ($exit) = @_;
2570		2951
2571	my $guard = cf::lock_acquire "exit_prepare:$exit";
2572
2573	# all this does is basically replace the /! path by	2952	# all this does is basically replace the /! path by
2574	# a new random map path (?random/...) with a seed	2953	# a new random map path (?random/...) with a seed
2575	# that depends on the exit object	2954	# that depends on the exit object
2576		2955
2577	my $rmp = parse_random_map_params $exit->msg;	2956	my $rmp = parse_random_map_params $exit->msg;
…		…
2579	if ($exit->map) {	2958	if ($exit->map) {
2580	$rmp->{region} = $exit->region->name;	2959	$rmp->{region} = $exit->region->name;
2581	$rmp->{origin_map} = $exit->map->path;	2960	$rmp->{origin_map} = $exit->map->path;
2582	$rmp->{origin_x} = $exit->x;	2961	$rmp->{origin_x} = $exit->x;
2583	$rmp->{origin_y} = $exit->y;	2962	$rmp->{origin_y} = $exit->y;
		2963
		2964	$exit->map->touch;
2584	}	2965	}
2585		2966
2586	$rmp->{random_seed} ||= $exit->random_seed;	2967	$rmp->{random_seed} ||= $exit->random_seed;
2587		2968
2588	my $data = cf::to_json $rmp;	2969	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2589	my $md5 = Digest::MD5::md5_hex $data;	2970	my $md5 = Digest::MD5::md5_hex $data;
2590	my $meta = "$RANDOMDIR/$md5.meta";	2971	my $meta = "$RANDOMDIR/$md5.meta";
2591		2972
2592	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2973	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2593	aio_write $fh, 0, (length $data), $data, 0;	2974	aio_write $fh, 0, (length $data), $data, 0;
2594	undef $fh;	2975	undef $fh;
2595	aio_rename "$meta~", $meta;	2976	aio_rename "$meta~", $meta;
2596		2977
		2978	my $slaying = "?random/$md5";
		2979
		2980	if ($exit->valid) {
2597	$exit->slaying ("?random/$md5");	2981	$exit->slaying ("?random/$md5");
2598	$exit->msg (undef);	2982	$exit->msg (undef);
		2983	}
2599	}	2984	}
2600	}	2985	}
2601		2986
2602	sub cf::object::player::enter_exit {	2987	sub cf::object::player::enter_exit {
2603	my ($self, $exit) = @_;	2988	my ($self, $exit) = @_;
2604		2989
2605	return unless $self->type == cf::PLAYER;	2990	return unless $self->type == cf::PLAYER;
2606		2991
2607	if ($exit->slaying eq "/!") {
2608	#TODO: this should de-fi-ni-te-ly not be a sync-job
2609	# the problem is that $exit might not survive long enough
2610	# so it needs to be done right now, right here
2611	cf::sync_job { prepare_random_map $exit };
2612	}
2613
2614	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2615	my $hp = $exit->stats->hp;
2616	my $sp = $exit->stats->sp;
2617
2618	$self->enter_link;	2992	$self->enter_link;
2619		2993
2620	# if exit is damned, update players death & WoR home-position
2621	$self->contr->savebed ($slaying, $hp, $sp)
2622	if $exit->flag (FLAG_DAMNED);
2623
2624	(async {	2994	(async {
2625	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2995	$Coro::current->{desc} = "enter_exit";
2626		2996
2627	$self->deactivate_recursive; # just to be sure
2628	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
2629	$self->goto ($slaying, $hp, $sp);	3027	$self->goto ($map, $x, $y);
2630		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
2631	1;	3033	1
2632	}) {	3034	}) {
2633	$self->message ("Something went wrong deep within the crossfire server. "	3035	$self->message ("Something went wrong deep within the deliantra server. "
2634	. "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. "
2635	. "Please report this to the dungeon master!",	3037	. "Please report this to the dungeon master!",
2636	cf::NDI_UNIQUE | cf::NDI_RED);	3038	cf::NDI_UNIQUE | cf::NDI_RED);
2637		3039
2638	warn "ERROR in enter_exit: $@";	3040	error "ERROR in enter_exit: $@";
2639	$self->leave_link;	3041	$self->leave_link;
2640	}	3042	}
2641	})->prio (1);	3043	})->prio (1);
2642	}	3044	}
2643		3045
…		…
2655	sub cf::client::send_drawinfo {	3057	sub cf::client::send_drawinfo {
2656	my ($self, $text, $flags) = @_;	3058	my ($self, $text, $flags) = @_;
2657		3059
2658	utf8::encode $text;	3060	utf8::encode $text;
2659	$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);
2660	}	3087	}
2661		3088
2662	=item $client->send_msg ($channel, $msg, $color, [extra...])	3089	=item $client->send_msg ($channel, $msg, $color, [extra...])
2663		3090
2664	Send a drawinfo or msg packet to the client, formatting the msg for the	3091	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2666	the message, with C<log> being the default. If C<$color> is negative, suppress	3093	the message, with C<log> being the default. If C<$color> is negative, suppress
2667	the message unless the client supports the msg packet.	3094	the message unless the client supports the msg packet.
2668		3095
2669	=cut	3096	=cut
2670		3097
		3098	# non-persistent channels (usually the info channel)
2671	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	},
2672	"c/identify" => {	3106	"c/identify" => {
2673	id => "infobox",	3107	id => "infobox",
2674	title => "Identify",	3108	title => "Identify",
2675	reply => undef,	3109	reply => undef,
2676	tooltip => "Items recently identified",	3110	tooltip => "Items recently identified",
…		…
2678	"c/examine" => {	3112	"c/examine" => {
2679	id => "infobox",	3113	id => "infobox",
2680	title => "Examine",	3114	title => "Examine",
2681	reply => undef,	3115	reply => undef,
2682	tooltip => "Signs and other items you examined",	3116	tooltip => "Signs and other items you examined",
		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",
2683	},	3123	},
2684	"c/book" => {	3124	"c/book" => {
2685	id => "infobox",	3125	id => "infobox",
2686	title => "Book",	3126	title => "Book",
2687	reply => undef,	3127	reply => undef,
…		…
2691	id => "infobox",	3131	id => "infobox",
2692	title => "Look",	3132	title => "Look",
2693	reply => undef,	3133	reply => undef,
2694	tooltip => "What you saw there",	3134	tooltip => "What you saw there",
2695	},	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" => $CHAT_CHANNEL,
2696	);	3210	);
2697		3211
2698	sub cf::client::send_msg {	3212	sub cf::client::send_msg {
2699	my ($self, $channel, $msg, $color, @extra) = @_;	3213	my ($self, $channel, $msg, $color, @extra) = @_;
2700		3214
2701	$msg = $self->pl->expand_cfpod ($msg);	3215	$msg = $self->pl->expand_cfpod ($msg)
		3216	unless $color & cf::NDI_VERBATIM;
2702		3217
2703	$color &= cf::NDI_CLIENT_MASK; # just in case...	3218	$color &= cf::NDI_CLIENT_MASK; # just in case...
2704		3219
2705	# check predefined channels, for the benefit of C	3220	# check predefined channels, for the benefit of C
2706	if ($CHANNEL{$channel}) {	3221	if ($CHANNEL{$channel}) {
2707	$channel = $CHANNEL{$channel};	3222	$channel = $CHANNEL{$channel};
2708		3223
2709	$self->ext_msg (channel_info => $channel)	3224	$self->ext_msg (channel_info => $channel);
2710	if $self->can_msg;
2711
2712	$channel = $channel->{id};	3225	$channel = $channel->{id};
2713		3226
2714	} elsif (ref $channel) {	3227	} elsif (ref $channel) {
2715	# send meta info to client, if not yet sent	3228	# send meta info to client, if not yet sent
2716	unless (exists $self->{channel}{$channel->{id}}) {	3229	unless (exists $self->{channel}{$channel->{id}}) {
2717	$self->{channel}{$channel->{id}} = $channel;	3230	$self->{channel}{$channel->{id}} = $channel;
2718	$self->ext_msg (channel_info => $channel)	3231	$self->ext_msg (channel_info => $channel);
2719	if $self->can_msg;
2720	}	3232	}
2721		3233
2722	$channel = $channel->{id};	3234	$channel = $channel->{id};
2723	}	3235	}
2724		3236
2725	return unless @extra || length $msg;	3237	return unless @extra || length $msg;
2726		3238
2727	if ($self->can_msg) {
2728	# default colour, mask it out	3239	# default colour, mask it out
2729	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3240	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2730	if $color & cf::NDI_DEF;	3241	if $color & cf::NDI_DEF;
2731		3242
2732	$self->send_packet ("msg " . $self->{json_coder}->encode (	3243	my $pkt = "msg "
		3244	. $self->{json_coder}->encode (
2733	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3245	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2734	} else {	3246	);
2735	if ($color >= 0) {
2736	# replace some tags by gcfclient-compatible ones
2737	for ($msg) {
2738	1 while
2739	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2740	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2741	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2742	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2743	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2744	}
2745		3247
2746	$color &= cf::NDI_COLOR_MASK;	3248	$self->send_big_packet ($pkt);
2747
2748	utf8::encode $msg;
2749
2750	if (0 && $msg =~ /\[/) {
2751	# COMMAND/INFO
2752	$self->send_packet ("drawextinfo $color 10 8 $msg")
2753	} else {
2754	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2755	$self->send_packet ("drawinfo $color $msg")
2756	}
2757	}
2758	}
2759	}	3249	}
2760		3250
2761	=item $client->ext_msg ($type, @msg)	3251	=item $client->ext_msg ($type, @msg)
2762		3252
2763	Sends an ext event to the client.	3253	Sends an ext event to the client.
…		…
2765	=cut	3255	=cut
2766		3256
2767	sub cf::client::ext_msg($$@) {	3257	sub cf::client::ext_msg($$@) {
2768	my ($self, $type, @msg) = @_;	3258	my ($self, $type, @msg) = @_;
2769		3259
2770	if ($self->extcmd == 2) {
2771	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3260	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2772	} elsif ($self->extcmd == 1) { # TODO: remove
2773	push @msg, msgtype => "event_$type";
2774	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2775	}
2776	}
2777
2778	=item $client->ext_reply ($msgid, @msg)
2779
2780	Sends an ext reply to the client.
2781
2782	=cut
2783
2784	sub cf::client::ext_reply($$@) {
2785	my ($self, $id, @msg) = @_;
2786
2787	if ($self->extcmd == 2) {
2788	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2789	} elsif ($self->extcmd == 1) {
2790	#TODO: version 1, remove
2791	unshift @msg, msgtype => "reply", msgid => $id;
2792	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2793	}
2794	}	3261	}
2795		3262
2796	=item $success = $client->query ($flags, "text", \&cb)	3263	=item $success = $client->query ($flags, "text", \&cb)
2797		3264
2798	Queues a query to the client, calling the given callback with	3265	Queues a query to the client, calling the given callback with
…		…
2853	my ($ns, $buf) = @_;	3320	my ($ns, $buf) = @_;
2854		3321
2855	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3322	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2856		3323
2857	if (ref $msg) {	3324	if (ref $msg) {
2858	my ($type, $reply, @payload) =	3325	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2859	"ARRAY" eq ref $msg
2860	? @$msg
2861	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2862		3326
2863	my @reply;
2864
2865	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}) {
2866	@reply = $cb->($ns, @payload);	3340	@reply = $cb->($ns, @payload);
		3341	}
		3342
		3343	$ns->ext_msg ("reply-$reply", @reply)
		3344	if $reply;
2867	}	3345	}
2868
2869	$ns->ext_reply ($reply, @reply)
2870	if $reply;
2871
2872	} else {	3346	} else {
2873	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";
2874	}	3348	}
2875		3349
2876	cf::override;	3350	cf::override;
2877	},	3351	},
2878	);	3352	);
…		…
2898		3372
2899	$coro	3373	$coro
2900	}	3374	}
2901		3375
2902	cf::client->attach (	3376	cf::client->attach (
2903	on_destroy => sub {	3377	on_client_destroy => sub {
2904	my ($ns) = @_;	3378	my ($ns) = @_;
2905		3379
2906	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3380	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2907	},	3381	},
2908	);	3382	);
…		…
2924	our $safe_hole = new Safe::Hole;	3398	our $safe_hole = new Safe::Hole;
2925		3399
2926	$SIG{FPE} = 'IGNORE';	3400	$SIG{FPE} = 'IGNORE';
2927		3401
2928	$safe->permit_only (Opcode::opset qw(	3402	$safe->permit_only (Opcode::opset qw(
2929	:base_core :base_mem :base_orig :base_math	3403	:base_core :base_mem :base_orig :base_math :base_loop
2930	grepstart grepwhile mapstart mapwhile	3404	grepstart grepwhile mapstart mapwhile
2931	sort time	3405	sort time
2932	));	3406	));
2933		3407
2934	# here we export the classes and methods available to script code	3408	# here we export the classes and methods available to script code
…		…
2937		3411
2938	The following functions and methods are available within a safe environment:	3412	The following functions and methods are available within a safe environment:
2939		3413
2940	cf::object	3414	cf::object
2941	contr pay_amount pay_player map x y force_find force_add destroy	3415	contr pay_amount pay_player map x y force_find force_add destroy
2942	insert remove name archname title slaying race decrease_ob_nr	3416	insert remove name archname title slaying race decrease split
		3417	value
2943		3418
2944	cf::object::player	3419	cf::object::player
2945	player	3420	player
2946		3421
2947	cf::player	3422	cf::player
…		…
2952		3427
2953	=cut	3428	=cut
2954		3429
2955	for (	3430	for (
2956	["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
2957	insert remove inv name archname title slaying race	3432	insert remove inv nrof name archname title slaying race
2958	decrease_ob_nr destroy)],	3433	decrease split destroy change_exp value msg lore send_msg)],
2959	["cf::object::player" => qw(player)],	3434	["cf::object::player" => qw(player)],
2960	["cf::player" => qw(peaceful)],	3435	["cf::player" => qw(peaceful send_msg)],
2961	["cf::map" => qw(trigger)],	3436	["cf::map" => qw(trigger)],
2962	) {	3437	) {
2963	no strict 'refs';
2964	my ($pkg, @funs) = @$_;	3438	my ($pkg, @funs) = @$_;
2965	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3439	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2966	for @funs;	3440	for @funs;
2967	}	3441	}
2968		3442
…		…
2983		3457
2984	my $qcode = $code;	3458	my $qcode = $code;
2985	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3459	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2986	$qcode =~ s/\n/\\n/g;	3460	$qcode =~ s/\n/\\n/g;
2987		3461
		3462	%vars = (_dummy => 0) unless %vars;
		3463
		3464	my @res;
2988	local $_;	3465	local $_;
2989	local @safe::cf::_safe_eval_args = values %vars;
2990		3466
2991	my $eval =	3467	my $eval =
2992	"do {\n"	3468	"do {\n"
2993	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3469	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2994	. "#line 0 \"{$qcode}\"\n"	3470	. "#line 0 \"{$qcode}\"\n"
2995	. $code	3471	. $code
2996	. "\n}"	3472	. "\n}"
2997	;	3473	;
2998		3474
		3475	if ($CFG{safe_eval}) {
2999	sub_generation_inc;	3476	sub_generation_inc;
		3477	local @safe::cf::_safe_eval_args = values %vars;
3000	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3478	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3001	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	}
3002		3484
3003	if ($@) {	3485	if ($@) {
3004	warn "$@";	3486	warn "$@",
3005	warn "while executing safe code '$code'\n";	3487	"while executing safe code '$code'\n",
3006	warn "with arguments " . (join " ", %vars) . "\n";	3488	"with arguments " . (join " ", %vars) . "\n";
3007	}	3489	}
3008		3490
3009	wantarray ? @res : $res[0]	3491	wantarray ? @res : $res[0]
3010	}	3492	}
3011		3493
…		…
3025	=cut	3507	=cut
3026		3508
3027	sub register_script_function {	3509	sub register_script_function {
3028	my ($fun, $cb) = @_;	3510	my ($fun, $cb) = @_;
3029		3511
3030	no strict 'refs';	3512	$fun = "safe::$fun" if $CFG{safe_eval};
3031	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3513	*$fun = $safe_hole->wrap ($cb);
3032	}	3514	}
3033		3515
3034	=back	3516	=back
3035		3517
3036	=cut	3518	=cut
3037		3519
3038	#############################################################################	3520	#############################################################################
3039	# 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	}
3040		3546
3041	sub load_facedata($) {	3547	sub load_facedata($) {
3042	my ($path) = @_;	3548	my ($path) = @_;
3043		3549
3044	# 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
3045	# for this (global event?)	3551	# for this (global event?)
3046	%ext::player_env::MUSIC_FACE_CACHE = ();	3552	%ext::player_env::MUSIC_FACE_CACHE = ();
3047		3553
3048	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3554	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3049		3555
3050	warn "loading facedata from $path\n";	3556	trace "loading facedata from $path\n";
3051		3557
3052	my $facedata;	3558	my $facedata = decode_storable load_file $path;
3053	0 < aio_load $path, $facedata
3054	or die "$path: $!";
3055
3056	$facedata = Coro::Storable::thaw $facedata;
3057		3559
3058	$facedata->{version} == 2	3560	$facedata->{version} == 2
3059	or cf::cleanup "$path: version mismatch, cannot proceed.";	3561	or cf::cleanup "$path: version mismatch, cannot proceed.";
3060		3562
3061	# patch in the exptable
3062	$facedata->{resource}{"res/exp_table"} = {
3063	type => FT_RSRC,
3064	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3065	};
3066	cf::cede_to_tick;	3563	cf::cede_to_tick;
3067		3564
3068	{	3565	{
3069	my $faces = $facedata->{faceinfo};	3566	my $faces = delete $facedata->{faceinfo};
3070		3567
3071	while (my ($face, $info) = each %$faces) {	3568	for my $face (sort keys %$faces) {
		3569	my $info = $faces->{$face};
3072	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3570	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3571
3073	cf::face::set_visibility $idx, $info->{visibility};	3572	cf::face::set_visibility $idx, $info->{visibility};
3074	cf::face::set_magicmap $idx, $info->{magicmap};	3573	cf::face::set_magicmap $idx, $info->{magicmap};
3075	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3574	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3076	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3575	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3077		3576	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3577	$FACEHASH{$info->{hash64}} = $idx;#d#
		3578
3078	cf::cede_to_tick;	3579	cf::cede_to_tick;
3079	}	3580	}
3080		3581
3081	while (my ($face, $info) = each %$faces) {	3582	while (my ($face, $info) = each %$faces) {
3082	next unless $info->{smooth};	3583	next unless $info->{smooth};
		3584
3083	my $idx = cf::face::find $face	3585	my $idx = cf::face::find $face
3084	or next;	3586	or next;
		3587
3085	if (my $smooth = cf::face::find $info->{smooth}) {	3588	if (my $smooth = cf::face::find $info->{smooth}) {
3086	cf::face::set_smooth $idx, $smooth;	3589	cf::face::set_smooth $idx, $smooth;
3087	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3590	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3088	} else {	3591	} else {
3089	warn "smooth face '$info->{smooth}' not found for face '$face'";	3592	error "smooth face '$info->{smooth}' not found for face '$face'";
3090	}	3593	}
3091		3594
3092	cf::cede_to_tick;	3595	cf::cede_to_tick;
3093	}	3596	}
3094	}	3597	}
3095		3598
3096	{	3599	{
3097	my $anims = $facedata->{animinfo};	3600	my $anims = delete $facedata->{animinfo};
3098		3601
3099	while (my ($anim, $info) = each %$anims) {	3602	while (my ($anim, $info) = each %$anims) {
3100	cf::anim::set $anim, $info->{frames}, $info->{facings};	3603	cf::anim::set $anim, $info->{frames}, $info->{facings};
3101	cf::cede_to_tick;	3604	cf::cede_to_tick;
3102	}	3605	}
3103		3606
3104	cf::anim::invalidate_all; # d'oh	3607	cf::anim::invalidate_all; # d'oh
3105	}	3608	}
3106		3609
3107	{	3610	{
3108	# TODO: for gcfclient pleasure, we should give resources
3109	# that gcfclient doesn't grok a >10000 face index.
3110	my $res = $facedata->{resource};	3611	my $res = delete $facedata->{resource};
3111
3112	my $soundconf = delete $res->{"res/sound.conf"};
3113		3612
3114	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
3115	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3616	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3116	my $data;
3117		3617
3118	if ($info->{type} & 1) {	3618	cf::face::set_type $idx, $type;
3119	# prepend meta info	3619	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3120		3620	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3121	my $meta = $enc->encode ({	3621	$FACEHASH{$info->{hash}} = $idx;#d#
3122	name => $name,
3123	%{ $info->{meta} || {} },
3124	});
3125
3126	$data = pack "(w/a*)*", $meta, $info->{data};
3127	} else {	3622	} else {
3128	$data = $info->{data};	3623	# $RESOURCE{$name} = $info; # unused
3129	}	3624	}
3130		3625
3131	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3132	cf::face::set_type $idx, $info->{type};
3133
3134	cf::cede_to_tick;	3626	cf::cede_to_tick;
3135	}	3627	}
3136
3137	if ($soundconf) {
3138	$soundconf = $enc->decode (delete $soundconf->{data});
3139
3140	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3141	my $sound = $soundconf->{compat}[$_]
3142	or next;
3143
3144	my $face = cf::face::find "sound/$sound->[1]";
3145	cf::sound::set $sound->[0] => $face;
3146	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3147	}
3148
3149	while (my ($k, $v) = each %{$soundconf->{event}}) {
3150	my $face = cf::face::find "sound/$v";
3151	cf::sound::set $k => $face;
3152	}
3153	}
3154	}	3628	}
		3629
		3630	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3155		3631
3156	1	3632	1
3157	}	3633	}
3158		3634
3159	register_exticmd fx_want => sub {	3635	register_exticmd fx_want => sub {
…		…
3161		3637
3162	while (my ($k, $v) = each %$want) {	3638	while (my ($k, $v) = each %$want) {
3163	$ns->fx_want ($k, $v);	3639	$ns->fx_want ($k, $v);
3164	}	3640	}
3165	};	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	}
3166		3665
3167	sub reload_regions {	3666	sub reload_regions {
3168	# 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
3169	# for this (global event?)	3668	# for this (global event?)
3170	%ext::player_env::MUSIC_FACE_CACHE = ();	3669	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3184	}	3683	}
3185		3684
3186	sub reload_archetypes {	3685	sub reload_archetypes {
3187	load_resource_file "$DATADIR/archetypes"	3686	load_resource_file "$DATADIR/archetypes"
3188	or die "unable to load archetypes\n";	3687	or die "unable to load archetypes\n";
3189	#d# NEED to laod twice to resolve forward references	3688
3190	# this really needs to be done in an extra post-pass	3689	set_face "res/skill_info" => FT_RSRC,
3191	# (which needs to be synchronous, so solve it differently)	3690	JSON::XS->new->utf8->canonical->encode (
3192	load_resource_file "$DATADIR/archetypes"	3691	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
3193	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	);
3194	}	3697	}
3195		3698
3196	sub reload_treasures {	3699	sub reload_treasures {
3197	load_resource_file "$DATADIR/treasures"	3700	load_resource_file "$DATADIR/treasures"
3198	or die "unable to load treasurelists\n";	3701	or die "unable to load treasurelists\n";
3199	}	3702	}
3200		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
3201	sub reload_resources {	3724	sub reload_resources {
3202	warn "reloading resource files...\n";	3725	trace "reloading resource files...\n";
3203		3726
		3727	reload_materials;
		3728	reload_facedata;
		3729	reload_exp_table;
		3730	reload_sound;
		3731	reload_archetypes;
3204	reload_regions;	3732	reload_regions;
3205	reload_facedata;
3206	#reload_archetypes;#d#
3207	reload_archetypes;
3208	reload_treasures;	3733	reload_treasures;
3209		3734
3210	warn "finished reloading resource files\n";	3735	trace "finished reloading resource files\n";
3211	}
3212
3213	sub init {
3214	reload_resources;
3215	}	3736	}
3216		3737
3217	sub reload_config {	3738	sub reload_config {
3218	open my $fh, "<:utf8", "$CONFDIR/config"	3739	trace "reloading config file...\n";
3219	or return;
3220		3740
3221	local $/;	3741	my $config = load_file "$CONFDIR/config";
3222	*CFG = YAML::Syck::Load <$fh>;	3742	utf8::decode $config;
		3743	*CFG = decode_yaml $config;
3223		3744
3224	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3745	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3225		3746
3226	$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};
3227	$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};
3228		3749
3229	if (exists $CFG{mlockall}) {	3750	if (exists $CFG{mlockall}) {
…		…
3233	};	3754	};
3234	warn $@ if $@;	3755	warn $@ if $@;
3235	}	3756	}
3236	}	3757	}
3237		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
3238	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
3239	# we must not ever block the main coroutine	3797	# we must not ever block the main coroutine
3240	local $Coro::idle = sub {	3798	$Coro::idle = sub {
3241	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#
3242	(async {	3800	(async {
3243	$Coro::current->{desc} = "IDLE BUG HANDLER";	3801	$Coro::current->{desc} = "IDLE BUG HANDLER";
3244	Event::one_event;	3802	EV::loop EV::LOOP_ONESHOT;
3245	})->prio (Coro::PRIO_MAX);	3803	})->prio (Coro::PRIO_MAX);
3246	};	3804	};
3247		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;
3248	reload_config;	3820	reload_config;
3249	db_init;	3821
		3822	cf::init_uuid;
		3823	cf::init_signals;
		3824	cf::init_skills;
		3825
		3826	cf::init_beforeplay;
		3827
		3828	atomic;
		3829
3250	load_extensions;	3830	load_extensions;
3251		3831
3252	$TICK_WATCHER->start;	3832	utime time, time, $RUNTIMEFILE;
3253	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;
3254	}	3849	}
3255		3850
3256	#############################################################################	3851	#############################################################################
3257	# initialisation and cleanup	3852	# initialisation and cleanup
3258		3853
3259	# install some emergency cleanup handlers	3854	# install some emergency cleanup handlers
3260	BEGIN {	3855	BEGIN {
		3856	our %SIGWATCHER = ();
3261	for my $signal (qw(INT HUP TERM)) {	3857	for my $signal (qw(INT HUP TERM)) {
3262	Event->signal (	3858	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3263	reentrant => 0,
3264	data => WF_AUTOCANCEL,
3265	signal => $signal,
3266	prio => 0,
3267	cb => sub {
3268	cf::cleanup "SIG$signal";	3859	cf::cleanup "SIG$signal";
3269	},
3270	);	3860	};
3271	}	3861	}
3272	}	3862	}
3273		3863
3274	sub write_runtime {	3864	sub write_runtime_sync {
3275	my $runtime = "$LOCALDIR/runtime";	3865	my $t0 = AE::time;
3276		3866
3277	# first touch the runtime file to show we are still running:	3867	# first touch the runtime file to show we are still running:
3278	# the fsync below can take a very very long time.	3868	# the fsync below can take a very very long time.
3279		3869
3280	IO::AIO::aio_utime $runtime, undef, undef;	3870	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3281		3871
3282	my $guard = cf::lock_acquire "write_runtime";	3872	my $guard = cf::lock_acquire "write_runtime";
3283		3873
3284	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3874	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3285	or return;	3875	or return;
3286		3876
3287	my $value = $cf::RUNTIME + 90 + 10;	3877	my $value = $cf::RUNTIME + 90 + 10;
3288	# 10 is the runtime save interval, for a monotonic clock	3878	# 10 is the runtime save interval, for a monotonic clock
3289	# 60 allows for the watchdog to kill the server.	3879	# 60 allows for the watchdog to kill the server.
…		…
3299	aio_utime $fh, undef, undef;	3889	aio_utime $fh, undef, undef;
3300		3890
3301	close $fh	3891	close $fh
3302	or return;	3892	or return;
3303		3893
3304	aio_rename "$runtime~", $runtime	3894	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3305	and return;	3895	and return;
3306		3896
3307	warn "runtime file written.\n";	3897	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3308		3898
3309	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 };
3310	}	3950	}
3311		3951
3312	sub emergency_save() {	3952	sub emergency_save() {
3313	my $freeze_guard = cf::freeze_mainloop;	3953	my $freeze_guard = cf::freeze_mainloop;
3314		3954
3315	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;
3316		3961
3317	cf::sync_job {	3962	cf::sync_job {
		3963	cf::write_runtime_sync; # external watchdog should not bark
		3964
3318	# use a peculiar iteration method to avoid tripping on perl	3965	# use a peculiar iteration method to avoid tripping on perl
3319	# refcount bugs in for. also avoids problems with players	3966	# refcount bugs in for. also avoids problems with players
3320	# and maps saved/destroyed asynchronously.	3967	# and maps saved/destroyed asynchronously.
3321	warn "begin emergency player save\n";	3968	info "emergency_perl_save: begin player save\n";
3322	for my $login (keys %cf::PLAYER) {	3969	for my $login (keys %cf::PLAYER) {
3323	my $pl = $cf::PLAYER{$login} or next;	3970	my $pl = $cf::PLAYER{$login} or next;
3324	$pl->valid or next;	3971	$pl->valid or next;
3325	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3972	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3326	$pl->save;	3973	$pl->save;
3327	}	3974	}
3328	warn "end emergency player save\n";	3975	info "emergency_perl_save: end player save\n";
3329		3976
3330	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";
3331	for my $path (keys %cf::MAP) {	3980	for my $path (keys %cf::MAP) {
3332	my $map = $cf::MAP{$path} or next;	3981	my $map = $cf::MAP{$path} or next;
3333	$map->valid or next;	3982	$map->valid or next;
3334	$map->save;	3983	$map->save;
3335	}	3984	}
3336	warn "end emergency map save\n";	3985	info "emergency_perl_save: end map save\n";
3337		3986
3338	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";
3339	BDB::db_env_txn_checkpoint $DB_ENV;	3990	BDB::db_env_txn_checkpoint $DB_ENV;
3340	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
3341	};	4015	};
3342		4016
3343	warn "leave emergency perl save\n";	4017	info "emergency_perl_save: leave\n";
3344	}	4018	}
3345		4019
3346	sub post_cleanup {	4020	sub post_cleanup {
3347	my ($make_core) = @_;	4021	my ($make_core) = @_;
3348		4022
		4023	IO::AIO::flush;
		4024
3349	warn Carp::longmess "post_cleanup backtrace"	4025	error Carp::longmess "post_cleanup backtrace"
3350	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	}
3351	}	4055	}
3352		4056
3353	sub do_reload_perl() {	4057	sub do_reload_perl() {
3354	# can/must only be called in main	4058	# can/must only be called in main
3355	if ($Coro::current != $Coro::main) {	4059	unless (in_main) {
3356	warn "can only reload from main coroutine";	4060	error "can only reload from main coroutine";
3357	return;	4061	return;
3358	}	4062	}
3359		4063
3360	warn "reloading...";	4064	return if $RELOAD++;
3361		4065
3362	warn "entering sync_job";	4066	my $t1 = AE::time;
3363		4067
		4068	while ($RELOAD) {
		4069	cf::get_slot 0.1, -1, "reload_perl";
		4070	info "perl_reload: reloading...";
		4071
		4072	trace "perl_reload: entering sync_job";
		4073
3364	cf::sync_job {	4074	cf::sync_job {
3365	cf::write_runtime; # external watchdog should not bark
3366	cf::emergency_save;	4075	#cf::emergency_save;
3367	cf::write_runtime; # external watchdog should not bark
3368		4076
3369	warn "syncing database to disk";
3370	BDB::db_env_txn_checkpoint $DB_ENV;
3371
3372	# if anything goes wrong in here, we should simply crash as we already saved
3373
3374	warn "cancelling all WF_AUTOCANCEL watchers";
3375	for (Event::all_watchers) {
3376	$_->cancel if $_->data & WF_AUTOCANCEL;
3377	}
3378
3379	warn "flushing outstanding aio requests";
3380	for (;;) {
3381	BDB::flush;
3382	IO::AIO::flush;
3383	Coro::cede_notself;
3384	last unless IO::AIO::nreqs || BDB::nreqs;
3385	warn "iterate...";
3386	}
3387
3388	++$RELOAD;
3389
3390	warn "cancelling all extension coros";	4077	trace "perl_reload: cancelling all extension coros";
3391	$_->cancel for values %EXT_CORO;	4078	$_->cancel for values %EXT_CORO;
3392	%EXT_CORO = ();	4079	%EXT_CORO = ();
3393		4080
3394	warn "removing commands";	4081	trace "perl_reload: removing commands";
3395	%COMMAND = ();	4082	%COMMAND = ();
3396		4083
3397	warn "removing ext/exti commands";	4084	trace "perl_reload: removing ext/exti commands";
3398	%EXTCMD = ();	4085	%EXTCMD = ();
3399	%EXTICMD = ();	4086	%EXTICMD = ();
3400		4087
3401	warn "unloading/nuking all extensions";	4088	trace "perl_reload: unloading/nuking all extensions";
3402	for my $pkg (@EXTS) {	4089	for my $pkg (@EXTS) {
3403	warn "... unloading $pkg";	4090	trace "... unloading $pkg";
3404		4091
3405	if (my $cb = $pkg->can ("unload")) {	4092	if (my $cb = $pkg->can ("unload")) {
3406	eval {	4093	eval {
3407	$cb->($pkg);	4094	$cb->($pkg);
3408	1	4095	1
3409	} 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;
3410	}	4101	}
3411		4102
3412	warn "... nuking $pkg";
3413	Symbol::delete_package $pkg;
3414	}
3415
3416	warn "unloading all perl modules loaded from $LIBDIR";	4103	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3417	while (my ($k, $v) = each %INC) {	4104	while (my ($k, $v) = each %INC) {
3418	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4105	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3419		4106
3420	warn "... unloading $k";	4107	trace "... unloading $k";
3421	delete $INC{$k};	4108	delete $INC{$k};
3422		4109
3423	$k =~ s/\.pm$//;	4110	$k =~ s/\.pm$//;
3424	$k =~ s/\//::/g;	4111	$k =~ s/\//::/g;
3425		4112
3426	if (my $cb = $k->can ("unload_module")) {	4113	if (my $cb = $k->can ("unload_module")) {
3427	$cb->();	4114	$cb->();
		4115	}
		4116
		4117	clear_package $k;
3428	}	4118	}
3429		4119
3430	Symbol::delete_package $k;
3431	}
3432
3433	warn "getting rid of safe::, as good as possible";	4120	trace "perl_reload: getting rid of safe::, as good as possible";
3434	Symbol::delete_package "safe::$_"	4121	clear_package "safe::$_"
3435	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);
3436		4123
3437	warn "unloading cf.pm \"a bit\"";	4124	trace "perl_reload: unloading cf.pm \"a bit\"";
3438	delete $INC{"cf.pm"};	4125	delete $INC{"cf.pm"};
3439	delete $INC{"cf/pod.pm"};	4126	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3440		4127
3441	# don't, removes xs symbols, too,	4128	# don't, removes xs symbols, too,
3442	# and global variables created in xs	4129	# and global variables created in xs
3443	#Symbol::delete_package __PACKAGE__;	4130	#clear_package __PACKAGE__;
3444		4131
3445	warn "unload completed, starting to reload now";	4132	info "perl_reload: unload completed, starting to reload now";
3446		4133
3447	warn "reloading cf.pm";	4134	trace "perl_reload: reloading cf.pm";
3448	require cf;	4135	require cf;
3449	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4136	cf::_connect_to_perl_1;
3450		4137
3451	warn "loading config and database again";	4138	trace "perl_reload: loading config and database again";
3452	cf::reload_config;	4139	cf::reload_config;
3453		4140
3454	warn "loading extensions";	4141	trace "perl_reload: loading extensions";
3455	cf::load_extensions;	4142	cf::load_extensions;
3456		4143
		4144	if ($REATTACH_ON_RELOAD) {
3457	warn "reattaching attachments to objects/players";	4145	trace "perl_reload: reattaching attachments to objects/players";
3458	_global_reattach; # objects, sockets	4146	_global_reattach; # objects, sockets
3459	warn "reattaching attachments to maps";	4147	trace "perl_reload: reattaching attachments to maps";
3460	reattach $_ for values %MAP;	4148	reattach $_ for values %MAP;
3461	warn "reattaching attachments to players";	4149	trace "perl_reload: reattaching attachments to players";
3462	reattach $_ for values %PLAYER;	4150	reattach $_ for values %PLAYER;
		4151	}
3463		4152
3464	warn "leaving sync_job";	4153	cf::_post_init 1;
3465		4154
		4155	trace "perl_reload: leaving sync_job";
		4156
3466	1	4157	1
3467	} or do {	4158	} or do {
3468	warn $@;	4159	error $@;
3469	warn "error while reloading, exiting.";	4160	cf::cleanup "perl_reload: error, exiting.";
3470	exit 1;	4161	};
		4162
		4163	--$RELOAD;
3471	};	4164	}
3472		4165
3473	warn "reloaded";	4166	$t1 = AE::time - $t1;
		4167	info "perl_reload: completed in ${t1}s\n";
3474	};	4168	};
3475		4169
3476	our $RELOAD_WATCHER; # used only during reload	4170	our $RELOAD_WATCHER; # used only during reload
3477		4171
3478	sub reload_perl() {	4172	sub reload_perl() {
3479	# doing reload synchronously and two reloads happen back-to-back,	4173	# doing reload synchronously and two reloads happen back-to-back,
3480	# coro crashes during coro_state_free->destroy here.	4174	# coro crashes during coro_state_free->destroy here.
3481		4175
3482	$RELOAD_WATCHER ||= Event->timer (	4176	$RELOAD_WATCHER ||= cf::async {
3483	reentrant => 0,	4177	Coro::AIO::aio_wait cache_extensions;
3484	after => 0,	4178
3485	data => WF_AUTOCANCEL,	4179	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3486	cb => sub {
3487	do_reload_perl;	4180	do_reload_perl;
3488	undef $RELOAD_WATCHER;	4181	undef $RELOAD_WATCHER;
3489	},	4182	};
3490	);	4183	};
3491	}	4184	}
3492		4185
3493	register_command "reload" => sub {	4186	register_command "reload" => sub {
3494	my ($who, $arg) = @_;	4187	my ($who, $arg) = @_;
3495		4188
…		…
3500	reload_perl;	4193	reload_perl;
3501	};	4194	};
3502	}	4195	}
3503	};	4196	};
3504		4197
3505	unshift @INC, $LIBDIR;	4198	#############################################################################
3506		4199
3507	my $bug_warning = 0;	4200	my $bug_warning = 0;
3508		4201
3509	our @WAIT_FOR_TICK;
3510	our @WAIT_FOR_TICK_BEGIN;
3511
3512	sub wait_for_tick {	4202	sub wait_for_tick() {
3513	return unless $TICK_WATCHER->is_active;	4203	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3514	return if $Coro::current == $Coro::main;
3515		4204
3516	my $signal = new Coro::Signal;	4205	$WAIT_FOR_TICK->wait;
3517	push @WAIT_FOR_TICK, $signal;
3518	$signal->wait;
3519	}	4206	}
3520		4207
3521	sub wait_for_tick_begin {	4208	sub wait_for_tick_begin() {
3522	return unless $TICK_WATCHER->is_active;	4209	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3523	return if $Coro::current == $Coro::main;
3524		4210
3525	my $signal = new Coro::Signal;	4211	my $signal = new Coro::Signal;
3526	push @WAIT_FOR_TICK_BEGIN, $signal;	4212	push @WAIT_FOR_TICK_BEGIN, $signal;
3527	$signal->wait;	4213	$signal->wait;
3528	}	4214	}
3529		4215
3530	$TICK_WATCHER = Event->timer (	4216	sub tick {
3531	reentrant => 0,
3532	parked => 1,
3533	prio => 0,
3534	at => $NEXT_TICK || $TICK,
3535	data => WF_AUTOCANCEL,
3536	cb => sub {
3537	if ($Coro::current != $Coro::main) {	4217	if ($Coro::current != $Coro::main) {
3538	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4218	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3539	unless ++$bug_warning > 10;	4219	unless ++$bug_warning > 10;
3540	return;	4220	return;
3541	}	4221	}
3542		4222
3543	$NOW = $tick_start = Event::time;	4223	cf::one_tick; # one server iteration
3544		4224
3545	cf::server_tick; # one server iteration	4225	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3546		4226
3547	$RUNTIME += $TICK;
3548	$NEXT_TICK += $TICK;
3549
3550	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4227	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3551	$NEXT_RUNTIME_WRITE = $NOW + 10;	4228	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3552	Coro::async_pool {	4229	Coro::async_pool {
3553	$Coro::current->{desc} = "runtime saver";	4230	$Coro::current->{desc} = "runtime saver";
3554	write_runtime	4231	write_runtime_sync
3555	or warn "ERROR: unable to write runtime file: $!";	4232	or error "ERROR: unable to write runtime file: $!";
3556	};
3557	}	4233	};
		4234	}
3558		4235
3559	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4236	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3560	$sig->send;	4237	$sig->send;
3561	}	4238	}
3562	while (my $sig = shift @WAIT_FOR_TICK) {	4239	$WAIT_FOR_TICK->broadcast;
3563	$sig->send;
3564	}
3565		4240
3566	$NOW = Event::time;	4241	$LOAD = ($NOW - $TICK_START) / $TICK;
3567
3568	# if we are delayed by four ticks or more, skip them all
3569	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3570
3571	$TICK_WATCHER->at ($NEXT_TICK);
3572	$TICK_WATCHER->start;
3573
3574	$LOAD = ($NOW - $tick_start) / $TICK;
3575	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4242	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3576		4243
3577	_post_tick;	4244	if (0) {
		4245	if ($NEXT_TICK) {
		4246	my $jitter = $TICK_START - $NEXT_TICK;
		4247	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4248	debug "jitter $JITTER\n";#d#
		4249	}
3578	},	4250	}
3579	);	4251	}
3580		4252
3581	{	4253	{
		4254	# configure BDB
		4255	info "initialising database";
		4256
3582	BDB::min_parallel 8;	4257	BDB::min_parallel 16;
3583	BDB::max_poll_time $TICK * 0.1;	4258	BDB::max_poll_reqs $TICK * 0.1;
3584	$BDB_POLL_WATCHER = Event->io (	4259	#$AnyEvent::BDB::WATCHER->priority (1);
3585	reentrant => 0,
3586	fd => BDB::poll_fileno,
3587	poll => 'r',
3588	prio => 0,
3589	data => WF_AUTOCANCEL,
3590	cb => \&BDB::poll_cb,
3591	);
3592
3593	BDB::set_sync_prepare {
3594	my $status;
3595	my $current = $Coro::current;
3596	(
3597	sub {
3598	$status = $!;
3599	$current->ready; undef $current;
3600	},
3601	sub {
3602	Coro::schedule while defined $current;
3603	$! = $status;
3604	},
3605	)
3606	};
3607		4260
3608	unless ($DB_ENV) {	4261	unless ($DB_ENV) {
3609	$DB_ENV = BDB::db_env_create;	4262	$DB_ENV = BDB::db_env_create;
3610	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4263	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3611	| 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;
3612	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4266	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3613	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4267	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3614		4268
3615	cf::sync_job {	4269	cf::sync_job {
3616	eval {	4270	eval {
…		…
3626		4280
3627	cf::cleanup "db_env_open(db): $@" if $@;	4281	cf::cleanup "db_env_open(db): $@" if $@;
3628	};	4282	};
3629	}	4283	}
3630		4284
3631	$BDB_DEADLOCK_WATCHER = Event->timer (	4285	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3632	after => 3,
3633	interval => 1,
3634	hard => 1,
3635	prio => 0,
3636	data => WF_AUTOCANCEL,
3637	cb => sub {
3638	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4286	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3639	},
3640	);	4287	};
3641	$BDB_CHECKPOINT_WATCHER = Event->timer (	4288	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3642	after => 11,
3643	interval => 60,
3644	hard => 1,
3645	prio => 0,
3646	data => WF_AUTOCANCEL,
3647	cb => sub {
3648	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4289	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3649	},
3650	);	4290	};
3651	$BDB_TRICKLE_WATCHER = Event->timer (	4291	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3652	after => 5,
3653	interval => 10,
3654	hard => 1,
3655	prio => 0,
3656	data => WF_AUTOCANCEL,
3657	cb => sub {
3658	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4292	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3659	},
3660	);	4293	};
		4294
		4295	info "database initialised";
3661	}	4296	}
3662		4297
3663	{	4298	{
		4299	# configure IO::AIO
		4300
		4301	info "initialising aio";
3664	IO::AIO::min_parallel 8;	4302	IO::AIO::min_parallel 8;
3665
3666	undef $Coro::AIO::WATCHER;
3667	IO::AIO::max_poll_time $TICK * 0.1;	4303	IO::AIO::max_poll_time $TICK * 0.1;
3668	$AIO_POLL_WATCHER = Event->io (	4304	undef $AnyEvent::AIO::WATCHER;
3669	reentrant => 0,	4305	info "aio initialised";
3670	data => WF_AUTOCANCEL,
3671	fd => IO::AIO::poll_fileno,
3672	poll => 'r',
3673	prio => 0,
3674	cb => \&IO::AIO::poll_cb,
3675	);
3676	}	4306	}
3677		4307
3678	my $_log_backtrace;	4308	our $_log_backtrace;
		4309	our $_log_backtrace_last;
3679		4310
3680	sub _log_backtrace {	4311	sub _log_backtrace {
3681	my ($msg, @addr) = @_;	4312	my ($msg, @addr) = @_;
3682		4313
3683	$msg =~ s/\n//;	4314	$msg =~ s/\n$//;
3684		4315
		4316	if ($_log_backtrace_last eq $msg) {
		4317	LOG llevInfo, "[ABT] $msg\n";
		4318	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3685	# limit the # of concurrent backtraces	4319	# limit the # of concurrent backtraces
3686	if ($_log_backtrace < 2) {	4320	} elsif ($_log_backtrace < 2) {
		4321	$_log_backtrace_last = $msg;
3687	++$_log_backtrace;	4322	++$_log_backtrace;
		4323	my $perl_bt = Carp::longmess $msg;
3688	async {	4324	async {
3689	$Coro::current->{desc} = "abt $msg";	4325	$Coro::current->{desc} = "abt $msg";
3690		4326
3691	my @bt = fork_call {	4327	my @bt = fork_call {
3692	@addr = map { sprintf "%x", $_ } @addr;	4328	@addr = map { sprintf "%x", $_ } @addr;
…		…
3703	}	4339	}
3704		4340
3705	@funcs	4341	@funcs
3706	};	4342	};
3707		4343
3708	LOG llevInfo, "[ABT] $msg\n";	4344	LOG llevInfo, "[ABT] $perl_bt\n";
		4345	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3709	LOG llevInfo, "[ABT] $_\n" for @bt;	4346	LOG llevInfo, "[ABT] $_\n" for @bt;
3710	--$_log_backtrace;	4347	--$_log_backtrace;
3711	};	4348	};
3712	} else {	4349	} else {
3713	LOG llevInfo, "[ABT] $msg\n";	4350	LOG llevInfo, "[ABT] $msg\n";
3714	LOG llevInfo, "[ABT] [suppressed]\n";	4351	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3715	}	4352	}
3716	}	4353	}
3717		4354
3718	# load additional modules	4355	# load additional modules
3719	use cf::pod;	4356	require "cf/$_.pm" for @EXTRA_MODULES;
		4357	cf::_connect_to_perl_2;
3720		4358
3721	END { cf::emergency_save }	4359	END { cf::emergency_save }
3722		4360
3723	1	4361	1
3724		4362

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