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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.376 by root, Mon Oct 1 00:44:44 2007 UTC vs.
Revision 1.592 by root, Fri Nov 9 00:11:49 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 3.64 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
24	use Coro::Util ();	54	use Coro::Util ();
25		55
		56	use Guard ();
26	use JSON::XS ();	57	use JSON::XS 2.01 ();
27	use BDB ();	58	use BDB ();
28	use Data::Dumper;	59	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	60	use Fcntl;
31	use YAML::Syck ();	61	use YAML::XS ();
32	use IO::AIO 2.32 ();	62	use IO::AIO ();
33	use Time::HiRes;	63	use Time::HiRes;
34	use Compress::LZF;	64	use Compress::LZF;
35	use Digest::MD5 ();	65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
36		68
37	# configure various modules to our taste	69	# configure various modules to our taste
38	#	70	#
39	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	72	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		73
		74	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		75
		76	# make sure c-lzf reinitialises itself
		77	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		79
43	$Event::Eval = 1; # no idea why this is required, but it is	80	# strictly for debugging
44		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		82
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
51		86
52	our %COMMAND = ();	87	our %COMMAND = ();
53	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
54		89
55	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	91	our %EXTCMD = ();
57	our %EXTICMD = ();	92	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	93	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	94	our %EXT_MAP = (); # pluggable maps
60		95
61	our $RELOAD; # number of reloads so far	96	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	97	our @EVENT;
		98	our @REFLECT; # set by XS
		99	our %REFLECT; # set by us
63		100
64	our $CONFDIR = confdir;	101	our $CONFDIR = confdir;
		102
65	our $DATADIR = datadir;	103	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
		107
69	our $LOCALDIR = localdir;	108	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	109	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	110	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	111	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	112	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	113	our $BDBDIR = "$LOCALDIR/db";
		114	our $PIDFILE = "$LOCALDIR/pid";
		115	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		116
		117	#our %RESOURCE; # unused
		118
		119	our $OUTPUT_RATE_MIN = 3000;
		120	our $OUTPUT_RATE_MAX = 1000000;
		121
		122	our $MAX_LINKS = 32; # how many chained exits to follow
		123	our $VERBOSE_IO = 1;
75		124
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	125	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	126	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	127	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	128	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		129
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	130	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	131	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	132	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	133	our $DB_ENV;
89		134
		135	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		136
90	our %CFG;	137	our %CFG;
		138	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
91		139
92	our $UPTIME; $UPTIME ||= time;	140	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	141	our $RUNTIME = 0;
		142	our $SERVER_TICK = 0;
		143	our $NOW;
94		144
95	our (%PLAYER, %PLAYER_LOADING); # all users	145	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	146	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	147	our $LINK_MAP; # the special {link} map, which is always available
98		148
99	# used to convert map paths into valid unix filenames by replacing / by ∕	149	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	150	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		151
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	152	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	153	our $LOADAVG; # same thing, but with alpha-smoothing
		154	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	155	our $TICK_START; # for load detecting purposes
		156
		157	our @POST_INIT;
		158
		159	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		160	our $REALLY_UNLOOP; # never set to true, please :)
		161
		162	our $WAIT_FOR_TICK = new Coro::Signal;
		163	our @WAIT_FOR_TICK_BEGIN;
105		164
106	binmode STDOUT;	165	binmode STDOUT;
107	binmode STDERR;	166	binmode STDERR;
108		167
109	# read virtual server time, if available	168	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	169	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	170	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	171	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	172	$RUNTIME = <$fh> + 0.;
114	}	173	}
		174
		175	eval "sub TICK() { $TICK } 1" or die;
115		176
116	mkdir $_	177	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	178	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		179
119	our $EMERGENCY_POSITION;	180	our $EMERGENCY_POSITION;
120		181
121	sub cf::map::normalise;	182	sub cf::map::normalise;
122		183
		184	sub in_main() {
		185	$Coro::current == $Coro::main
		186	}
		187
123	#############################################################################	188	#############################################################################
124		189
		190	%REFLECT = ();
		191	for (@REFLECT) {
		192	my $reflect = JSON::XS::decode_json $_;
		193	$REFLECT{$reflect->{class}} = $reflect;
		194	}
		195
		196	# this is decidedly evil
		197	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		198
		199	#############################################################################
		200
125	=head2 GLOBAL VARIABLES	201	=head2 GLOBAL VARIABLES
126		202
127	=over 4	203	=over 4
128		204
129	=item $cf::UPTIME	205	=item $cf::UPTIME
130		206
131	The timestamp of the server start (so not actually an uptime).	207	The timestamp of the server start (so not actually an "uptime").
		208
		209	=item $cf::SERVER_TICK
		210
		211	An unsigned integer that starts at zero when the server is started and is
		212	incremented on every tick.
		213
		214	=item $cf::NOW
		215
		216	The (real) time of the last (current) server tick - updated before and
		217	after tick processing, so this is useful only as a rough "what time is it
		218	now" estimate.
		219
		220	=item $cf::TICK
		221
		222	The interval between each server tick, in seconds.
132		223
133	=item $cf::RUNTIME	224	=item $cf::RUNTIME
134		225
135	The time this server has run, starts at 0 and is increased by $cf::TICK on	226	The time this server has run, starts at 0 and is increased by $cf::TICK on
136	every server tick.	227	every server tick.
137		228
138	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	229	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
139	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	230	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
140	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	231	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
141		232
142	Various directories - "/etc", read-only install directory, perl-library	233	Various directories - "/etc", read-only install directory, perl-library
143	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	234	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
144	unique-items directory, player file directory, random maps directory and	235	unique-items directory, player file directory, random maps directory and
145	database environment.	236	database environment.
146		237
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	238	=item $cf::LOADAVG
156		239
157	The current CPU load on the server (alpha-smoothed), as a value between 0	240	The current CPU load on the server (alpha-smoothed), as a value between 0
158	(none) and 1 (overloaded), indicating how much time is spent on processing	241	(none) and 1 (overloaded), indicating how much time is spent on processing
159	objects per tick. Healthy values are < 0.5.	242	objects per tick. Healthy values are < 0.5.
…		…
162		245
163	The raw value load value from the last tick.	246	The raw value load value from the last tick.
164		247
165	=item %cf::CFG	248	=item %cf::CFG
166		249
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	250	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	251	from wherever your confdir points to.
169		252
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	253	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		254
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	255	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	256	returns directly I<after> the tick processing (and consequently, can only wake one thread
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	257	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		258
		259	Note that cf::Wait_for_tick will immediately return when the server is not
		260	ticking, making it suitable for small pauses in threads that need to run
		261	when the server is paused. If that is not applicable (i.e. you I<really>
		262	want to wait, use C<$cf::WAIT_FOR_TICK>).
		263
		264	=item $cf::WAIT_FOR_TICK
		265
		266	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		267	variable contains a L<Coro::Signal> that is broadcats after every server
		268	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		269	next server tick.
		270
		271	=cut
		272
		273	sub wait_for_tick();
		274	sub wait_for_tick_begin();
		275
176	=item @cf::INVOKE_RESULTS	276	=item @cf::INVOKE_RESULTS
177		277
178	This array contains the results of the last C<invoke ()> call. When	278	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	279	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	280	that call.
181		281
		282	=item %cf::REFLECT
		283
		284	Contains, for each (C++) class name, a hash reference with information
		285	about object members (methods, scalars, arrays and flags) and other
		286	metadata, which is useful for introspection.
		287
182	=back	288	=back
183		289
184	=cut	290	=cut
185		291
186	BEGIN {	292	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	293	sub warn (@) { LOG llevWarn , join "", @_ }
		294	sub info (@) { LOG llevInfo , join "", @_ }
		295	sub debug(@) { LOG llevDebug, join "", @_ }
		296	sub trace(@) { LOG llevTrace, join "", @_ }
		297
		298	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	299	my $msg = join "", @_;
189		300
190	$msg .= "\n"	301	$msg .= "\n"
191	unless $msg =~ /\n$/;	302	unless $msg =~ /\n$/;
192		303
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	304	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		305
195	LOG llevError, $msg;	306	LOG llevWarn, $msg;
196	};	307	};
197	}	308
		309	$Coro::State::DIEHOOK = sub {
		310	return unless $^S eq 0; # "eq", not "=="
		311
		312	error Carp::longmess $_[0];
		313
		314	if (in_main) {#d#
		315	error "DIEHOOK called in main context, Coro bug?\n";#d#
		316	return;#d#
		317	}#d#
		318
		319	# kill coroutine otherwise
		320	Coro::terminate
		321	};
198		322
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	323	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	324	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	325	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	326	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	333	for my $pkg (qw(
210	cf::global cf::attachable	334	cf::global cf::attachable
211	cf::object cf::object::player	335	cf::object cf::object::player
212	cf::client cf::player	336	cf::client cf::player
213	cf::arch cf::living	337	cf::arch cf::living
		338	cf::map cf::mapspace
214	cf::map cf::party cf::region	339	cf::party cf::region
215	)) {	340	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	341	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	342	}
219		343
220	$Event::DIED = sub {	344	$EV::DIED = sub {
221	warn "error in event callback: @_";	345	warn "error in event callback: $@";
222	};	346	};
		347
		348	#############################################################################
		349
		350	sub fork_call(&@);
		351	sub get_slot($;$$);
223		352
224	#############################################################################	353	#############################################################################
225		354
226	=head2 UTILITY FUNCTIONS	355	=head2 UTILITY FUNCTIONS
227		356
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	377	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	378	$d
250	} || "[unable to dump $_[0]: '$@']";	379	} || "[unable to dump $_[0]: '$@']";
251	}	380	}
252		381
		382	=item $scalar = cf::load_file $path
		383
		384	Loads the given file from path and returns its contents. Croaks on error
		385	and can block.
		386
		387	=cut
		388
		389	sub load_file($) {
		390	0 <= aio_load $_[0], my $data
		391	or Carp::croak "$_[0]: $!";
		392
		393	$data
		394	}
		395
		396	=item $success = cf::replace_file $path, $data, $sync
		397
		398	Atomically replaces the file at the given $path with new $data, and
		399	optionally $sync the data to disk before replacing the file.
		400
		401	=cut
		402
		403	sub replace_file($$;$) {
		404	my ($path, $data, $sync) = @_;
		405
		406	my $lock = cf::lock_acquire ("replace_file:$path");
		407
		408	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		409	or return;
		410
		411	$data = $data->() if ref $data;
		412
		413	length $data == aio_write $fh, 0, (length $data), $data, 0
		414	or return;
		415
		416	!$sync
		417	or !aio_fsync $fh
		418	or return;
		419
		420	aio_close $fh
		421	and return;
		422
		423	aio_rename "$path~", $path
		424	and return;
		425
		426	if ($sync) {
		427	$path =~ s%/[^/]*$%%;
		428	aio_pathsync $path;
		429	}
		430
		431	1
		432	}
		433
253	=item $ref = cf::from_json $json	434	=item $ref = cf::decode_json $json
254		435
255	Converts a JSON string into the corresponding perl data structure.	436	Converts a JSON string into the corresponding perl data structure.
256		437
257	=item $json = cf::to_json $ref	438	=item $json = cf::encode_json $ref
258		439
259	Converts a perl data structure into its JSON representation.	440	Converts a perl data structure into its JSON representation.
260		441
261	=cut	442	=cut
262		443
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	444	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		445
265	sub to_json ($) { $json_coder->encode ($_[0]) }	446	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	447	sub decode_json($) { $json_coder->decode ($_[0]) }
		448
		449	=item $ref = cf::decode_storable $scalar
		450
		451	Same as Coro::Storable::thaw, so blocks.
		452
		453	=cut
		454
		455	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		456
		457	=item $ref = cf::decode_yaml $scalar
		458
		459	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		460
		461	=cut
		462
		463	sub decode_yaml($) {
		464	fork_call { YAML::XS::Load $_[0] } @_
		465	}
		466
		467	=item $scalar = cf::unlzf $scalar
		468
		469	Same as Compress::LZF::compress, but takes server ticks into account, so
		470	blocks.
		471
		472	=cut
		473
		474	sub unlzf($) {
		475	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		476	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		477	Compress::LZF::decompress $_[0]
		478	}
		479
		480	=item cf::post_init { BLOCK }
		481
		482	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		483	but I<before> the server starts ticking again.
		484
		485	The codeblock will have a single boolean argument to indicate whether this
		486	is a reload or not.
		487
		488	=cut
		489
		490	sub post_init(&) {
		491	push @POST_INIT, shift;
		492	}
		493
		494	sub _post_init {
		495	trace "running post_init jobs";
		496
		497	# run them in parallel...
		498
		499	my @join;
		500
		501	while () {
		502	push @join, map &Coro::async ($_, 0), @POST_INIT;
		503	@POST_INIT = ();
		504
		505	@join or last;
		506
		507	(pop @join)->join;
		508	}
		509	}
267		510
268	=item cf::lock_wait $string	511	=item cf::lock_wait $string
269		512
270	Wait until the given lock is available. See cf::lock_acquire.	513	Wait until the given lock is available. See cf::lock_acquire.
271		514
272	=item my $lock = cf::lock_acquire $string	515	=item my $lock = cf::lock_acquire $string
273		516
274	Wait until the given lock is available and then acquires it and returns	517	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	518	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	519	for example when the coroutine gets canceled), the lock is automatically
277	returned.	520	returned.
278		521
279	Locks are *not* recursive, locking from the same coro twice results in a	522	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	523	deadlocked coro.
…		…
286		529
287	Return true if the lock is currently active, i.e. somebody has locked it.	530	Return true if the lock is currently active, i.e. somebody has locked it.
288		531
289	=cut	532	=cut
290		533
291	our %LOCK;	534	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		535
294	sub lock_wait($) {	536	sub lock_wait($) {
295	my ($key) = @_;	537	$LOCKS->wait ($_[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} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	538	}
308		539
309	sub lock_acquire($) {	540	sub lock_acquire($) {
310	my ($key) = @_;	541	$LOCKS->guard ($_[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	}	542	}
324		543
325	sub lock_active($) {	544	sub lock_active($) {
326	my ($key) = @_;	545	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	546	}
330		547
331	sub freeze_mainloop {	548	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	549	tick_inhibit_inc;
333		550
334	my $guard = Coro::guard {	551	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	552	}
336	};	553
337	$TICK_WATCHER->stop;	554	=item cf::periodic $interval, $cb
338	$guard	555
		556	Like EV::periodic, but randomly selects a starting point so that the actions
		557	get spread over time.
		558
		559	=cut
		560
		561	sub periodic($$) {
		562	my ($interval, $cb) = @_;
		563
		564	my $start = rand List::Util::min 180, $interval;
		565
		566	EV::periodic $start, $interval, 0, $cb
339	}	567	}
340		568
341	=item cf::get_slot $time[, $priority[, $name]]	569	=item cf::get_slot $time[, $priority[, $name]]
342		570
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	571	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	572	(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.	573	C<$time> seconds of cpu time till the next tick. The slot is only valid
		574	till the next cede.
		575
		576	Background jobs should use a priority les than zero, interactive jobs
		577	should use 100 or more.
346		578
347	The optional C<$name> can be used to identify the job to run. It might be	579	The optional C<$name> can be used to identify the job to run. It might be
348	used for statistical purposes and should identify the same time-class.	580	used for statistical purposes and should identify the same time-class.
349		581
350	Useful for short background jobs.	582	Useful for short background jobs.
351		583
352	=cut	584	=cut
353		585
354	our @SLOT_QUEUE;	586	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	587	our $SLOT_QUEUE;
		588	our $SLOT_DECAY = 0.9;
356		589
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	590	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	591	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	592	$Coro::current->desc ("timeslot manager");
360		593
361	my $signal = new Coro::Signal;	594	my $signal = new Coro::Signal;
		595	my $busy;
362		596
363	while () {	597	while () {
364	next_job:	598	next_job:
		599
365	my $avail = cf::till_tick;	600	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	601
367	for (0 .. $#SLOT_QUEUE) {	602	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	603	if ($SLOT_QUEUE[$_][0] <= $avail) {
		604	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	605	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	606	$job->[2]->send;
371	Coro::cede;	607	Coro::cede;
372	goto next_job;	608	goto next_job;
373	}	609	} else {
		610	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	611	}
375	}	612	}
376		613
377	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
378	# we do not use wait_For_tick() as it returns immediately when tick is inactive	615	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
380	$signal->wait;
381	} else {	617	} else {
		618	$busy = 0;
382	Coro::schedule;	619	Coro::schedule;
383	}	620	}
384	}	621	}
385	};	622	};
386		623
387	sub get_slot($;$$) {	624	sub get_slot($;$$) {
		625	return if tick_inhibit || $Coro::current == $Coro::main;
		626
388	my ($time, $pri, $name) = @_;	627	my ($time, $pri, $name) = @_;
389		628
390	$time = $TICK * .6 if $time > $TICK * .6;	629	$time = clamp $time, 0.01, $TICK * .6;
		630
391	my $sig = new Coro::Signal;	631	my $sig = new Coro::Signal;
392		632
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	633	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	634	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	635	$SLOT_QUEUE->ready;
…		…
406		646
407	BEGIN { *async = \&Coro::async_pool }	647	BEGIN { *async = \&Coro::async_pool }
408		648
409	=item cf::sync_job { BLOCK }	649	=item cf::sync_job { BLOCK }
410		650
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	651	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	652	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	653	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	654	acceptable.
415		655
416	If it must be done, put the blocking parts into C<sync_job>. This will run	656	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	657	the given BLOCK in another coroutine while waiting for the result. The
…		…
421	=cut	661	=cut
422		662
423	sub sync_job(&) {	663	sub sync_job(&) {
424	my ($job) = @_;	664	my ($job) = @_;
425		665
426	if ($Coro::current == $Coro::main) {	666	if (in_main) {
427	my $time = Event::time;	667	my $time = AE::time;
428		668
429	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
431		671
432	# TODO: use suspend/resume instead	672	#LOG llevError, Carp::longmess "sync job";#d#
433	# (but this is cancel-safe)	673
434	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
435		675
436	my $busy = 1;	676	my $busy = 1;
437	my @res;	677	my @res;
438		678
439	(async {	679	(async {
440	$Coro::current->desc ("sync job coro");	680	$Coro::current->desc ("sync job coro");
441	@res = eval { $job->() };	681	@res = eval { $job->() };
442	warn $@ if $@;	682	error $@ if $@;
443	undef $busy;	683	undef $busy;
444	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
445		685
446	while ($busy) {	686	while ($busy) {
447	Coro::cede or Event::one_event;	687	if (Coro::nready) {
		688	Coro::cede_notself;
		689	} else {
		690	EV::loop EV::LOOP_ONESHOT;
448	}	691	}
		692	}
449		693
450	$time = Event::time - $time;	694	my $time = AE::time - $time;
451		695
452	LOG llevError | logBacktrace, Carp::longmess "long sync job"
453	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
454
455	$tick_start += $time; # do not account sync jobs to server load	696	$TICK_START += $time; # do not account sync jobs to server load
456		697
457	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
458	} else {	699	} else {
459	# we are in another coroutine, how wonderful, everything just works	700	# we are in another coroutine, how wonderful, everything just works
460		701
…		…
480	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
481		722
482	$coro	723	$coro
483	}	724	}
484		725
485	=item fork_call { }, $args	726	=item fork_call { }, @args
486		727
487	Executes the given code block with the given arguments in a seperate	728	Executes the given code block with the given arguments in a seperate
488	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
489	Coro::Storable. May, of course, block. Note that the executed sub may	730	Coro::Storable. May, of course, block. Note that the executed sub may
490	never block itself or use any form of Event handling.	731	never block itself or use any form of event handling.
491		732
492	=cut	733	=cut
		734
		735	sub post_fork {
		736	reset_signals;
		737	}
493		738
494	sub fork_call(&@) {	739	sub fork_call(&@) {
495	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
496		741
497	# we seemingly have to make a local copy of the whole thing,	742	# we seemingly have to make a local copy of the whole thing,
498	# otherwise perl prematurely frees the stuff :/	743	# otherwise perl prematurely frees the stuff :/
499	# TODO: investigate and fix (likely this will be rather laborious)	744	# TODO: investigate and fix (likely this will be rather laborious)
500		745
501	my @res = Coro::Util::fork_eval {	746	my @res = Coro::Util::fork_eval {
502	reset_signals;	747	cf::post_fork;
503	&$cb	748	&$cb
504	}, @args;	749	} @args;
505		750
506	wantarray ? @res : $res[-1]	751	wantarray ? @res : $res[-1]
		752	}
		753
		754	sub objinfo {
		755	(
		756	"counter value" => cf::object::object_count,
		757	"objects created" => cf::object::create_count,
		758	"objects destroyed" => cf::object::destroy_count,
		759	"freelist size" => cf::object::free_count,
		760	"allocated objects" => cf::object::objects_size,
		761	"active objects" => cf::object::actives_size,
		762	)
		763	}
		764
		765	=item $coin = coin_from_name $name
		766
		767	=cut
		768
		769	our %coin_alias = (
		770	"silver" => "silvercoin",
		771	"silvercoin" => "silvercoin",
		772	"silvercoins" => "silvercoin",
		773	"gold" => "goldcoin",
		774	"goldcoin" => "goldcoin",
		775	"goldcoins" => "goldcoin",
		776	"platinum" => "platinacoin",
		777	"platinumcoin" => "platinacoin",
		778	"platinumcoins" => "platinacoin",
		779	"platina" => "platinacoin",
		780	"platinacoin" => "platinacoin",
		781	"platinacoins" => "platinacoin",
		782	"royalty" => "royalty",
		783	"royalties" => "royalty",
		784	);
		785
		786	sub coin_from_name($) {
		787	$coin_alias{$_[0]}
		788	? cf::arch::find $coin_alias{$_[0]}
		789	: undef
507	}	790	}
508		791
509	=item $value = cf::db_get $family => $key	792	=item $value = cf::db_get $family => $key
510		793
511	Returns a single value from the environment database.	794	Returns a single value from the environment database.
…		…
521	within each server.	804	within each server.
522		805
523	=cut	806	=cut
524		807
525	sub db_table($) {	808	sub db_table($) {
		809	cf::error "db_get called from main context"
		810	if $Coro::current == $Coro::main;
		811
526	my ($name) = @_;	812	my ($name) = @_;
527	my $db = BDB::db_create $DB_ENV;	813	my $db = BDB::db_create $DB_ENV;
528		814
529	eval {	815	eval {
530	$db->set_flags (BDB::CHKSUM);	816	$db->set_flags (BDB::CHKSUM);
…		…
540	}	826	}
541		827
542	our $DB;	828	our $DB;
543		829
544	sub db_init {	830	sub db_init {
545	cf::sync_job {
546	$DB ||= db_table "db";	831	$DB ||= db_table "db";
547	};
548	}	832	}
549		833
550	sub db_get($$) {	834	sub db_get($$) {
551	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
552		836
553	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
554	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
555		841
556	$! ? ()	842	$! ? ()
557	: $data	843	: $data
558	}
559	}	844	}
560		845
561	sub db_put($$$) {	846	sub db_put($$$) {
562	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
563	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
591		876
592	my @data;	877	my @data;
593	my $md5;	878	my $md5;
594		879
595	for (0 .. $#$src) {	880	for (0 .. $#$src) {
596	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
597	or Carp::croak "$src->[$_]: $!";
598	}	882	}
599		883
600	# if processing is expensive, check	884	# if processing is expensive, check
601	# checksum first	885	# checksum first
602	if (1) {	886	if (1) {
…		…
619		903
620	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
621	my $data = $process->(\@data);	905	my $data = $process->(\@data);
622	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
623		907
624	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
625		909
626	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
627	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
628	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
629		913
…		…
639		923
640	=cut	924	=cut
641		925
642	sub datalog($@) {	926	sub datalog($@) {
643	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
644	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
645	}	929	}
646		930
647	=back	931	=back
648		932
649	=cut	933	=cut
650		934
651	#############################################################################	935	#############################################################################
652		936
653	=head2 ATTACHABLE OBJECTS	937	=head2 ATTACHABLE OBJECTS
654		938
655	Many objects in crossfire are so-called attachable objects. That means you can	939	Many objects in deliantra are so-called attachable objects. That means you can
656	attach callbacks/event handlers (a collection of which is called an "attachment")	940	attach callbacks/event handlers (a collection of which is called an "attachment")
657	to it. All such attachable objects support the following methods.	941	to it. All such attachable objects support the following methods.
658		942
659	In the following description, CLASS can be any of C<global>, C<object>	943	In the following description, CLASS can be any of C<global>, C<object>
660	C<player>, C<client> or C<map> (i.e. the attachable objects in	944	C<player>, C<client> or C<map> (i.e. the attachable objects in
661	Crossfire TRT).	945	Deliantra).
662		946
663	=over 4	947	=over 4
664		948
665	=item $attachable->attach ($attachment, key => $value...)	949	=item $attachable->attach ($attachment, key => $value...)
666		950
…		…
710	=item cf::CLASS::attachment $name, ...	994	=item cf::CLASS::attachment $name, ...
711		995
712	Register an attachment by C<$name> through which attachable objects of the	996	Register an attachment by C<$name> through which attachable objects of the
713	given CLASS can refer to this attachment.	997	given CLASS can refer to this attachment.
714		998
715	Some classes such as crossfire maps and objects can specify attachments	999	Some classes such as deliantra maps and objects can specify attachments
716	that are attached at load/instantiate time, thus the need for a name.	1000	that are attached at load/instantiate time, thus the need for a name.
717		1001
718	These calls expect any number of the following handler/hook descriptions:	1002	These calls expect any number of the following handler/hook descriptions:
719		1003
720	=over 4	1004	=over 4
…		…
844		1128
845	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
846	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
847		1131
848	} elsif (ref $type) {	1132	} elsif (ref $type) {
849	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
850		1134
851	} else {	1135	} else {
852	shift @arg;	1136	shift @arg;
853	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
854	}	1138	}
855	}	1139	}
856	}	1140	}
857		1141
858	sub _object_attach {	1142	sub _object_attach {
…		…
868	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
869	}	1153	}
870		1154
871	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
872	} else {	1156	} else {
873	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
874	}	1158	}
875		1159
876	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
877	}	1161	}
878		1162
…		…
937		1221
938	for (@$callbacks) {	1222	for (@$callbacks) {
939	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
940		1224
941	if ($@) {	1225	if ($@) {
942	warn "$@";
943	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
944	override;	1227	override;
945	}	1228	}
946		1229
947	return 1 if $override;	1230	return 1 if $override;
948	}	1231	}
949		1232
950	0	1233	0
951	}	1234	}
952		1235
953	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
954		1237
955	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
956		1239
957	Generate an object-specific event with the given arguments.	1240	Generate an object-specific event with the given arguments.
958		1241
…		…
964		1247
965	=cut	1248	=cut
966		1249
967	#############################################################################	1250	#############################################################################
968	# object support	1251	# object support
969	#
970		1252
		1253	sub _object_equal($$);
		1254	sub _object_equal($$) {
		1255	my ($a, $b) = @_;
		1256
		1257	return 0 unless (ref $a) eq (ref $b);
		1258
		1259	if ("HASH" eq ref $a) {
		1260	my @ka = keys %$a;
		1261	my @kb = keys %$b;
		1262
		1263	return 0 if @ka != @kb;
		1264
		1265	for (0 .. $#ka) {
		1266	return 0 unless $ka[$_] eq $kb[$_];
		1267	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1268	}
		1269
		1270	} elsif ("ARRAY" eq ref $a) {
		1271
		1272	return 0 if @$a != @$b;
		1273
		1274	for (0 .. $#$a) {
		1275	return 0 unless _object_equal $a->[$_], $b->[$_];
		1276	}
		1277
		1278	} elsif ($a ne $b) {
		1279	return 0;
		1280	}
		1281
		1282	1
		1283	}
		1284
		1285	our $SLOW_MERGES;#d#
971	sub _can_merge {	1286	sub _can_merge {
972	my ($ob1, $ob2) = @_;	1287	my ($ob1, $ob2) = @_;
973		1288
974	local $Storable::canonical = 1;	1289	++$SLOW_MERGES;#d#
975	my $fob1 = Storable::freeze $ob1;
976	my $fob2 = Storable::freeze $ob2;
977		1290
978	$fob1 eq $fob2	1291	# we do the slow way here
		1292	return _object_equal $ob1, $ob2
979	}	1293	}
980		1294
981	sub reattach {	1295	sub reattach {
982	# basically do the same as instantiate, without calling instantiate	1296	# basically do the same as instantiate, without calling instantiate
983	my ($obj) = @_;	1297	my ($obj) = @_;
984		1298
		1299	# no longer needed after getting rid of delete_package?
985	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1300	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
986		1301
987	my $registry = $obj->registry;	1302	my $registry = $obj->registry;
988		1303
989	@$registry = ();	1304	@$registry = ();
990		1305
…		…
995	for (@$attach) {	1310	for (@$attach) {
996	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
997	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
998	}	1313	}
999	} else {	1314	} else {
1000	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
1001	}	1316	}
1002	}	1317	}
1003	}	1318	}
1004		1319
1005	cf::attachable->attach (	1320	cf::attachable->attach (
1006	prio => -1000000,	1321	prio => -1000000,
1007	on_instantiate => sub {	1322	on_instantiate => sub {
1008	my ($obj, $data) = @_;	1323	my ($obj, $data) = @_;
1009		1324
1010	$data = from_json $data;	1325	$data = decode_json $data;
1011		1326
1012	for (@$data) {	1327	for (@$data) {
1013	my ($name, $args) = @$_;	1328	my ($name, $args) = @$_;
1014		1329
1015	$obj->attach ($name, %{$args || {} });	1330	$obj->attach ($name, %{$args || {} });
…		…
1032	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1033		1348
1034	sync_job {	1349	sync_job {
1035	if (length $$rdata) {	1350	if (length $$rdata) {
1036	utf8::decode (my $decname = $filename);	1351	utf8::decode (my $decname = $filename);
1037	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1038	$decname, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1039		1355
1040	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1041	chmod SAVE_MODE, $fh;	1357	aio_chmod $fh, SAVE_MODE;
1042	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1043	aio_fsync $fh if $cf::USE_FSYNC;	1359	if ($cf::USE_FSYNC) {
		1360	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1361	aio_fsync $fh;
		1362	}
1044	close $fh;	1363	aio_close $fh;
1045		1364
1046	if (@$objs) {	1365	if (@$objs) {
1047	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1366	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1048	chmod SAVE_MODE, $fh;	1367	aio_chmod $fh, SAVE_MODE;
1049	my $data = Storable::nfreeze { version => 1, objs => $objs };	1368	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1050	aio_write $fh, 0, (length $data), $data, 0;	1369	aio_write $fh, 0, (length $data), $data, 0;
1051	aio_fsync $fh if $cf::USE_FSYNC;	1370	if ($cf::USE_FSYNC) {
		1371	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1372	aio_fsync $fh;
		1373	}
1052	close $fh;	1374	aio_close $fh;
1053	aio_rename "$filename.pst~", "$filename.pst";	1375	aio_rename "$filename.pst~", "$filename.pst";
1054	}	1376	}
1055	} else {	1377	} else {
1056	aio_unlink "$filename.pst";	1378	aio_unlink "$filename.pst";
1057	}	1379	}
1058		1380
1059	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
		1382
		1383	$filename =~ s%/[^/]+$%%;
		1384	aio_pathsync $filename if $cf::USE_FSYNC;
1060	} else {	1385	} else {
1061	warn "FATAL: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1062	}	1387	}
1063	} else {	1388	} else {
1064	aio_unlink $filename;	1389	aio_unlink $filename;
1065	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1066	}	1391	}
…		…
1085		1410
1086	unless (aio_stat "$filename.pst") {	1411	unless (aio_stat "$filename.pst") {
1087	(aio_load "$filename.pst", $av) >= 0	1412	(aio_load "$filename.pst", $av) >= 0
1088	or return;	1413	or return;
1089		1414
1090	$av = eval { (Storable::thaw $av)->{objs} };	1415	my $st = eval { Coro::Storable::thaw $av };
		1416	$av = $st->{objs};
1091	}	1417	}
1092		1418
1093	utf8::decode (my $decname = $filename);	1419	utf8::decode (my $decname = $filename);
1094	warn sprintf "loading %s (%d,%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1095	$decname, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
1096		1423
1097	($data, $av)	1424	($data, $av)
1098	}	1425	}
1099		1426
1100	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
…		…
1156	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1157		1484
1158	$EXTICMD{$name} = $cb;	1485	$EXTICMD{$name} = $cb;
1159	}	1486	}
1160		1487
		1488	use File::Glob ();
		1489
1161	cf::player->attach (	1490	cf::player->attach (
1162	on_command => sub {	1491	on_unknown_command => sub {
1163	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1164		1493
1165	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1166	or return;	1495	or return;
1167		1496
…		…
1175	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1176		1505
1177	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1178		1507
1179	if (ref $msg) {	1508	if (ref $msg) {
1180	my ($type, $reply, @payload) =	1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1181	"ARRAY" eq ref $msg
1182	? @$msg
1183	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1184		1510
1185	my @reply;	1511	my @reply;
1186		1512
1187	if (my $cb = $EXTCMD{$type}) {	1513	if (my $cb = $EXTCMD{$type}) {
1188	@reply = $cb->($pl, @payload);	1514	@reply = $cb->($pl, @payload);
…		…
1190		1516
1191	$pl->ext_reply ($reply, @reply)	1517	$pl->ext_reply ($reply, @reply)
1192	if $reply;	1518	if $reply;
1193		1519
1194	} else {	1520	} else {
1195	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1196	}	1522	}
1197		1523
1198	cf::override;	1524	cf::override;
1199	},	1525	},
1200	);	1526	);
1201		1527
		1528	# "readahead" all extensions
		1529	sub cache_extensions {
		1530	my $grp = IO::AIO::aio_group;
		1531
		1532	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1533	for (grep /\.ext$/, @{$_[0]}) {
		1534	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1535	}
		1536	};
		1537
		1538	$grp
		1539	}
		1540
		1541	sub _ext_cfg_reg($$$$) {
		1542	my ($rvar, $varname, $cfgname, $default) = @_;
		1543
		1544	$cfgname = lc $varname
		1545	unless length $cfgname;
		1546
		1547	$EXT_CFG{$cfgname} = [$rvar, $default];
		1548
		1549	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1550	}
		1551
1202	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1203	cf::sync_job {	1557	cf::sync_job {
1204	my %todo;	1558	my %todo;
1205		1559
1206	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1207	next unless -r $path;	1561	next unless -r $path;
…		…
1225		1579
1226	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1227	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1228		1582
1229	$ext{source} =	1583	$ext{source} =
1230	"package $pkg; use strict; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1231	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1232	. $source	1586	. $source
1233	. "\n};\n1";	1587	. "\n};\n1";
1234		1588
1235	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1236	}	1590	}
1237		1591
		1592	my $pass = 0;
1238	my %done;	1593	my %done;
1239	while (%todo) {	1594	while (%todo) {
1240	my $progress;	1595	my $progress;
1241		1596
		1597	++$pass;
		1598
		1599	ext:
1242	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1243	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1244	goto skip	1602	next ext
1245	unless exists $done{$_};	1603	unless exists $done{$_};
1246	}	1604	}
1247		1605
1248	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1249		1607
1250	unless (eval $v->{source}) {	1608	my $source = $v->{source};
		1609
		1610	# support "CONF varname :confname = default" pseudo-statements
		1611	$source =~ s{
		1612	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1613	}{
		1614	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1615	}gmxe;
		1616
		1617	my $active = eval $source;
		1618
		1619	if (length $@) {
1251	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1252	: "$v->{base}: extension inactive.\n";
1253		1621
		1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1254	if (exists $v->{meta}{mandatory}) {	1623	if exists $v->{meta}{mandatory};
1255	warn $msg;	1624
1256	warn "mandatory extension failed to load, exiting.\n";	1625	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1257	exit 1;	1626	delete $todo{$k};
1258	}	1627	} else {
1259		1628	$done{$k} = delete $todo{$k};
1260	warn $msg;	1629	push @EXTS, $v->{pkg};
		1630	$progress = 1;
		1631
		1632	info "$v->{base}: extension inactive.\n"
		1633	unless $active;
1261	}	1634	}
1262
1263	$done{$k} = delete $todo{$k};
1264	push @EXTS, $v->{pkg};
1265	$progress = 1;
1266	}	1635	}
1267		1636
1268	skip:	1637	unless ($progress) {
1269	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1270	unless $progress;	1639
		1640	while (my ($k, $v) = each %todo) {
		1641	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1642	if exists $v->{meta}{mandatory};
		1643	}
		1644
		1645	last;
		1646	}
1271	}	1647	}
1272	};	1648	};
1273	}	1649	}
1274		1650
1275	#############################################################################	1651	#############################################################################
1276		1652
1277	=back	1653	=back
1278		1654
1279	=head2 CORE EXTENSIONS	1655	=head2 CORE EXTENSIONS
1280		1656
1281	Functions and methods that extend core crossfire objects.	1657	Functions and methods that extend core deliantra objects.
1282		1658
1283	=cut	1659	=cut
1284		1660
1285	package cf::player;	1661	package cf::player;
1286		1662
…		…
1329		1705
1330	sub exists($) {	1706	sub exists($) {
1331	my ($login) = @_;	1707	my ($login) = @_;
1332		1708
1333	$cf::PLAYER{$login}	1709	$cf::PLAYER{$login}
1334	or cf::sync_job { !aio_stat path $login }	1710	or !aio_stat path $login
1335	}	1711	}
1336		1712
1337	sub find($) {	1713	sub find($) {
1338	return $cf::PLAYER{$_[0]} || do {	1714	return $cf::PLAYER{$_[0]} || do {
1339	my $login = $_[0];	1715	my $login = $_[0];
…		…
1351	my $f = new_from_file cf::object::thawer path $login	1727	my $f = new_from_file cf::object::thawer path $login
1352	or return;	1728	or return;
1353		1729
1354	my $pl = cf::player::load_pl $f	1730	my $pl = cf::player::load_pl $f
1355	or return;	1731	or return;
		1732
1356	local $cf::PLAYER_LOADING{$login} = $pl;	1733	local $cf::PLAYER_LOADING{$login} = $pl;
1357	$f->resolve_delayed_derefs;	1734	$f->resolve_delayed_derefs;
1358	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1359	}	1736	}
1360	}	1737	}
1361	}	1738	}
1362		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($pl, $path) = @_;
		1743
		1744	# restore slots saved in save, below
		1745	my $slots = delete $pl->{_slots};
		1746
		1747	$pl->ob->current_weapon ($slots->[0]);
		1748	$pl->combat_ob ($slots->[1]);
		1749	$pl->ranged_ob ($slots->[2]);
		1750	},
		1751	);
		1752
1363	sub save($) {	1753	sub save($) {
1364	my ($pl) = @_;	1754	my ($pl) = @_;
1365		1755
1366	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
1367		1757
…		…
1370		1760
1371	return if $pl->{deny_save};	1761	return if $pl->{deny_save};
1372		1762
1373	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1374	$pl->{last_save} = $cf::RUNTIME;	1764	$pl->{last_save} = $cf::RUNTIME;
		1765
		1766	cf::get_slot 0.01;
		1767
		1768	# save slots, to be restored later
		1769	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1375		1770
1376	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1377	cf::cede_to_tick;	1772	cf::cede_to_tick;
1378	}	1773	}
1379		1774
…		…
1411	my ($pl) = @_;	1806	my ($pl) = @_;
1412		1807
1413	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1414		1809
1415	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1416	$pl->password ("*"); # this should lock out the player until we nuked the dir	1811	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1417		1812
1418	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1419	$pl->deactivate;	1814	$pl->deactivate;
		1815
		1816	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1420	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1421	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1422		1821
1423	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1424	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1425	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1463		1862
1464	for my $login (@$dirs) {	1863	for my $login (@$dirs) {
1465	my $path = path $login;	1864	my $path = path $login;
1466		1865
1467	# a .pst is a dead give-away for a valid player	1866	# a .pst is a dead give-away for a valid player
1468	unless (-e "$path.pst") {	1867	# if no pst file found, open and chekc for blocked users
		1868	if (aio_stat "$path.pst") {
1469	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1869	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1470	aio_read $fh, 0, 512, my $buf, 0 or next;	1870	aio_read $fh, 0, 512, my $buf, 0 or next;
1471	$buf !~ /^password -------------$/m or next; # official not-valid tag	1871	$buf !~ /^password -------------$/m or next; # official not-valid tag
1472	}	1872	}
1473		1873
…		…
1477		1877
1478	\@logins	1878	\@logins
1479	}	1879	}
1480		1880
1481	=item $player->maps	1881	=item $player->maps
		1882
		1883	=item cf::player::maps $login
1482		1884
1483	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1484	player. May block.	1886	player. May block.
1485		1887
1486	=cut	1888	=cut
…		…
1504	}	1906	}
1505		1907
1506	\@paths	1908	\@paths
1507	}	1909	}
1508		1910
1509	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1911	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1510		1912
1511	Expand crossfire pod fragments into protocol xml.	1913	Expand deliantra pod fragments into protocol xml.
1512
1513	=cut
1514
1515	sub expand_cfpod {
1516	((my $self), (local $_)) = @_;
1517
1518	# escape & and <
1519	s/&/&amp;/g;
1520	s/(?<![BIUGHT])</&lt;/g;
1521
1522	# this is buggy, it needs to properly take care of nested <'s
1523
1524	1 while
1525	# replace B<>, I<>, U<> etc.
1526	s/B<([^\>]*)>/<b>$1<\/b>/
1527	|| s/I<([^\>]*)>/<i>$1<\/i>/
1528	|| s/U<([^\>]*)>/<u>$1<\/u>/
1529	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1530	# replace G<male|female> tags
1531	|| s{G<([^>|]*)\|([^>]*)>}{
1532	$self->gender ? $2 : $1
1533	}ge
1534	# replace H<hint text>
1535	|| s{H<([^\>]*)>}
1536	{
1537	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1538	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1539	"")
1540	[$self->{hintmode}]
1541	}ge;
1542
1543	# create single paragraphs (very hackish)
1544	s/(?<=\S)\n(?=\w)/ /g;
1545
1546	# compress some whitespace
1547	s/\s+\n/\n/g; # ws line-ends
1548	s/\n\n+/\n/g; # double lines
1549	s/^\n+//; # beginning lines
1550	s/\n+$//; # ending lines
1551
1552	$_
1553	}
1554
1555	sub hintmode {
1556	$_[0]{hintmode} = $_[1] if @_ > 1;
1557	$_[0]{hintmode}
1558	}
1559		1914
1560	=item $player->ext_reply ($msgid, @msg)	1915	=item $player->ext_reply ($msgid, @msg)
1561		1916
1562	Sends an ext reply to the player.	1917	Sends an ext reply to the player.
1563		1918
…		…
1595		1950
1596	=cut	1951	=cut
1597		1952
1598	sub find_by_path($) {	1953	sub find_by_path($) {
1599	my ($path) = @_;	1954	my ($path) = @_;
		1955
		1956	$path =~ s/^~[^\/]*//; # skip ~login
1600		1957
1601	my ($match, $specificity);	1958	my ($match, $specificity);
1602		1959
1603	for my $region (list) {	1960	for my $region (list) {
1604	if ($region->{match} && $path =~ $region->{match}) {	1961	if ($region->{match} && $path =~ $region->{match}) {
…		…
1630	our $MAX_RESET = 3600;	1987	our $MAX_RESET = 3600;
1631	our $DEFAULT_RESET = 3000;	1988	our $DEFAULT_RESET = 3000;
1632		1989
1633	sub generate_random_map {	1990	sub generate_random_map {
1634	my ($self, $rmp) = @_;	1991	my ($self, $rmp) = @_;
1635	# mit "rum" bekleckern, nicht	1992
		1993	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1994
1636	$self->_create_random_map (	1995	$self->_create_random_map ($rmp);
1637	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1638	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1639	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1640	$rmp->{exit_on_final_map},
1641	$rmp->{xsize}, $rmp->{ysize},
1642	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1643	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1644	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1645	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1646	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1647	(cf::region::find $rmp->{region}), $rmp->{custom}
1648	)
1649	}	1996	}
1650		1997
1651	=item cf::map->register ($regex, $prio)	1998	=item cf::map->register ($regex, $prio)
1652		1999
1653	Register a handler for the map path matching the given regex at the	2000	Register a handler for the map path matching the given regex at the
…		…
1658		2005
1659	sub register {	2006	sub register {
1660	my (undef, $regex, $prio) = @_;	2007	my (undef, $regex, $prio) = @_;
1661	my $pkg = caller;	2008	my $pkg = caller;
1662		2009
1663	no strict;
1664	push @{"$pkg\::ISA"}, __PACKAGE__;	2010	push @{"$pkg\::ISA"}, __PACKAGE__;
1665		2011
1666	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2012	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1667	}	2013	}
1668		2014
1669	# also paths starting with '/'	2015	# also paths starting with '/'
1670	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2016	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1671		2017
1672	sub thawer_merge {	2018	sub thawer_merge {
1673	my ($self, $merge) = @_;	2019	my ($self, $merge) = @_;
1674		2020
1675	# we have to keep some variables in memory intact	2021	# we have to keep some variables in memory intact
…		…
1680	}	2026	}
1681		2027
1682	sub normalise {	2028	sub normalise {
1683	my ($path, $base) = @_;	2029	my ($path, $base) = @_;
1684		2030
1685	$path = "$path"; # make sure its a string	2031	$path = "$path"; # make sure it's a string
1686		2032
1687	$path =~ s/\.map$//;	2033	$path =~ s/\.map$//;
1688		2034
1689	# map plan:	2035	# map plan:
1690	#	2036	#
…		…
1705	$base =~ s{[^/]+/?$}{};	2051	$base =~ s{[^/]+/?$}{};
1706	$path = "$base/$path";	2052	$path = "$base/$path";
1707	}	2053	}
1708		2054
1709	for ($path) {	2055	for ($path) {
1710	redo if s{//}{/};
1711	redo if s{/\.?/}{/};	2056	redo if s{/\.?/}{/};
1712	redo if s{/[^/]+/\.\./}{/};	2057	redo if s{/[^/]+/\.\./}{/};
1713	}	2058	}
1714		2059
1715	$path	2060	$path
…		…
1729	$self->init; # pass $1 etc.	2074	$self->init; # pass $1 etc.
1730	return $self;	2075	return $self;
1731	}	2076	}
1732	}	2077	}
1733		2078
1734	Carp::cluck "unable to resolve path '$path' (base '$base').";	2079	Carp::cluck "unable to resolve path '$path' (base '$base')";
1735	()	2080	()
1736	}	2081	}
1737		2082
		2083	# may re-bless or do other evil things
1738	sub init {	2084	sub init {
1739	my ($self) = @_;	2085	my ($self) = @_;
1740		2086
1741	$self	2087	$self
1742	}	2088	}
…		…
1761		2107
1762	# the temporary/swap location	2108	# the temporary/swap location
1763	sub save_path {	2109	sub save_path {
1764	my ($self) = @_;	2110	my ($self) = @_;
1765		2111
1766	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2112	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1767	"$TMPDIR/$path.map"	2113	"$TMPDIR/$path.map"
1768	}	2114	}
1769		2115
1770	# the unique path, undef == no special unique path	2116	# the unique path, undef == no special unique path
1771	sub uniq_path {	2117	sub uniq_path {
1772	my ($self) = @_;	2118	my ($self) = @_;
1773		2119
1774	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2120	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1775	"$UNIQUEDIR/$path"	2121	"$UNIQUEDIR/$path"
1776	}
1777
1778	# and all this just because we cannot iterate over
1779	# all maps in C++...
1780	sub change_all_map_light {
1781	my ($change) = @_;
1782
1783	$_->change_map_light ($change)
1784	for grep $_->outdoor, values %cf::MAP;
1785	}	2122	}
1786		2123
1787	sub decay_objects {	2124	sub decay_objects {
1788	my ($self) = @_;	2125	my ($self) = @_;
1789		2126
…		…
1816	$self->{load_path} = $path;	2153	$self->{load_path} = $path;
1817		2154
1818	1	2155	1
1819	}	2156	}
1820		2157
		2158	# used to laod the header of an original map
1821	sub load_header_orig {	2159	sub load_header_orig {
1822	my ($self) = @_;	2160	my ($self) = @_;
1823		2161
1824	$self->load_header_from ($self->load_path)	2162	$self->load_header_from ($self->load_path)
1825	}	2163	}
1826		2164
		2165	# used to laod the header of an instantiated map
1827	sub load_header_temp {	2166	sub load_header_temp {
1828	my ($self) = @_;	2167	my ($self) = @_;
1829		2168
1830	$self->load_header_from ($self->save_path)	2169	$self->load_header_from ($self->save_path)
1831	}	2170	}
1832		2171
		2172	# called after loading the header from an instantiated map
1833	sub prepare_temp {	2173	sub prepare_temp {
1834	my ($self) = @_;	2174	my ($self) = @_;
1835		2175
1836	$self->last_access ((delete $self->{last_access})	2176	$self->last_access ((delete $self->{last_access})
1837	|| $cf::RUNTIME); #d#	2177	|| $cf::RUNTIME); #d#
1838	# safety	2178	# safety
1839	$self->{instantiate_time} = $cf::RUNTIME	2179	$self->{instantiate_time} = $cf::RUNTIME
1840	if $self->{instantiate_time} > $cf::RUNTIME;	2180	if $self->{instantiate_time} > $cf::RUNTIME;
1841	}	2181	}
1842		2182
		2183	# called after loading the header from an original map
1843	sub prepare_orig {	2184	sub prepare_orig {
1844	my ($self) = @_;	2185	my ($self) = @_;
1845		2186
1846	$self->{load_original} = 1;	2187	$self->{load_original} = 1;
1847	$self->{instantiate_time} = $cf::RUNTIME;	2188	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1871		2212
1872	sub find;	2213	sub find;
1873	sub find {	2214	sub find {
1874	my ($path, $origin) = @_;	2215	my ($path, $origin) = @_;
1875		2216
		2217	cf::cede_to_tick;
		2218
1876	$path = normalise $path, $origin && $origin->path;	2219	$path = normalise $path, $origin;
1877		2220
1878	cf::lock_wait "map_data:$path";#d#remove	2221	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1879	cf::lock_wait "map_find:$path";	2222	my $guard2 = cf::lock_acquire "map_find:$path";
1880		2223
1881	$cf::MAP{$path} || do {	2224	$cf::MAP{$path} || do {
1882	my $guard1 = cf::lock_acquire "map_find:$path";
1883	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1884
1885	my $map = new_from_path cf::map $path	2225	my $map = new_from_path cf::map $path
1886	or return;	2226	or return;
1887		2227
1888	$map->{last_save} = $cf::RUNTIME;	2228	$map->{last_save} = $cf::RUNTIME;
1889		2229
…		…
1891	or return;	2231	or return;
1892		2232
1893	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2233	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1894	# doing this can freeze the server in a sync job, obviously	2234	# doing this can freeze the server in a sync job, obviously
1895	#$cf::WAIT_FOR_TICK->wait;	2235	#$cf::WAIT_FOR_TICK->wait;
		2236	undef $guard2;
1896	undef $guard1;	2237	undef $guard1;
1897	undef $guard2;
1898	$map->reset;	2238	$map->reset;
1899	return find $path;	2239	return find $path;
1900	}	2240	}
1901		2241
1902	$cf::MAP{$path} = $map	2242	$cf::MAP{$path} = $map
1903	}	2243	}
1904	}	2244	}
1905		2245
1906	sub pre_load { }	2246	sub pre_load { }
1907	sub post_load { }	2247	#sub post_load { } # XS
1908		2248
1909	sub load {	2249	sub load {
1910	my ($self) = @_;	2250	my ($self) = @_;
1911		2251
1912	local $self->{deny_reset} = 1; # loading can take a long time	2252	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1915		2255
1916	{	2256	{
1917	my $guard = cf::lock_acquire "map_data:$path";	2257	my $guard = cf::lock_acquire "map_data:$path";
1918		2258
1919	return unless $self->valid;	2259	return unless $self->valid;
1920	return unless $self->in_memory == cf::MAP_SWAPPED;	2260	return unless $self->state == cf::MAP_SWAPPED;
1921
1922	$self->in_memory (cf::MAP_LOADING);
1923		2261
1924	$self->alloc;	2262	$self->alloc;
1925		2263
1926	$self->pre_load;	2264	$self->pre_load;
1927	cf::cede_to_tick;	2265	cf::cede_to_tick;
1928		2266
		2267	if (exists $self->{load_path}) {
1929	my $f = new_from_file cf::object::thawer $self->{load_path};	2268	my $f = new_from_file cf::object::thawer $self->{load_path};
1930	$f->skip_block;	2269	$f->skip_block;
1931	$self->_load_objects ($f)	2270	$self->_load_objects ($f)
1932	or return;	2271	or return;
1933		2272
1934	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2273	$self->post_load_original
1935	if delete $self->{load_original};	2274	if delete $self->{load_original};
1936		2275
1937	if (my $uniq = $self->uniq_path) {	2276	if (my $uniq = $self->uniq_path) {
1938	utf8::encode $uniq;	2277	utf8::encode $uniq;
1939	unless (aio_stat $uniq) {	2278	unless (aio_stat $uniq) {
1940	if (my $f = new_from_file cf::object::thawer $uniq) {	2279	if (my $f = new_from_file cf::object::thawer $uniq) {
1941	$self->clear_unique_items;	2280	$self->clear_unique_items;
1942	$self->_load_objects ($f);	2281	$self->_load_objects ($f);
1943	$f->resolve_delayed_derefs;	2282	$f->resolve_delayed_derefs;
		2283	}
1944	}	2284	}
1945	}	2285	}
1946	}
1947		2286
1948	$f->resolve_delayed_derefs;	2287	$f->resolve_delayed_derefs;
		2288	} else {
		2289	$self->post_load_original
		2290	if delete $self->{load_original};
		2291	}
		2292
		2293	$self->state (cf::MAP_INACTIVE);
1949		2294
1950	cf::cede_to_tick;	2295	cf::cede_to_tick;
1951	# now do the right thing for maps	2296	# now do the right thing for maps
1952	$self->link_multipart_objects;	2297	$self->link_multipart_objects;
1953	$self->difficulty ($self->estimate_difficulty)	2298	$self->difficulty ($self->estimate_difficulty)
…		…
1957	unless ($self->{deny_activate}) {	2302	unless ($self->{deny_activate}) {
1958	$self->decay_objects;	2303	$self->decay_objects;
1959	$self->fix_auto_apply;	2304	$self->fix_auto_apply;
1960	$self->update_buttons;	2305	$self->update_buttons;
1961	cf::cede_to_tick;	2306	cf::cede_to_tick;
1962	$self->set_darkness_map;	2307	#$self->activate; # no longer activate maps automatically
1963	cf::cede_to_tick;
1964	$self->activate;
1965	}	2308	}
1966		2309
1967	$self->{last_save} = $cf::RUNTIME;	2310	$self->{last_save} = $cf::RUNTIME;
1968	$self->last_access ($cf::RUNTIME);	2311	$self->last_access ($cf::RUNTIME);
1969
1970	$self->in_memory (cf::MAP_IN_MEMORY);
1971	}	2312	}
1972		2313
1973	$self->post_load;	2314	$self->post_load;
1974	}
1975		2315
		2316	1
		2317	}
		2318
		2319	# customize the map for a given player, i.e.
		2320	# return the _real_ map. used by e.g. per-player
		2321	# maps to change the path to ~playername/mappath
1976	sub customise_for {	2322	sub customise_for {
1977	my ($self, $ob) = @_;	2323	my ($self, $ob) = @_;
1978		2324
1979	return find "~" . $ob->name . "/" . $self->{path}	2325	return find "~" . $ob->name . "/" . $self->{path}
1980	if $self->per_player;	2326	if $self->per_player;
…		…
1983	# if $self->per_party;	2329	# if $self->per_party;
1984		2330
1985	$self	2331	$self
1986	}	2332	}
1987		2333
1988	# find and load all maps in the 3x3 area around a map
1989	sub load_neighbours {
1990	my ($map) = @_;
1991
1992	my @neigh; # diagonal neighbours
1993
1994	for (0 .. 3) {
1995	my $neigh = $map->tile_path ($_)
1996	or next;
1997	$neigh = find $neigh, $map
1998	or next;
1999	$neigh->load;
2000
2001	push @neigh,
2002	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2003	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2004	}
2005
2006	for (grep defined $_->[0], @neigh) {
2007	my ($path, $origin) = @$_;
2008	my $neigh = find $path, $origin
2009	or next;
2010	$neigh->load;
2011	}
2012	}
2013
2014	sub find_sync {	2334	sub find_sync {
2015	my ($path, $origin) = @_;	2335	my ($path, $origin) = @_;
2016		2336
2017	cf::sync_job { find $path, $origin }	2337	# it's a bug to call this from the main context
		2338	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2339	if $Coro::current == $Coro::main;
		2340
		2341	find $path, $origin
2018	}	2342	}
2019		2343
2020	sub do_load_sync {	2344	sub do_load_sync {
2021	my ($map) = @_;	2345	my ($map) = @_;
2022		2346
		2347	# it's a bug to call this from the main context
2023	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2348	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2024	if $Coro::current == $Coro::main;	2349	if $Coro::current == $Coro::main;
2025		2350
2026	cf::sync_job { $map->load };	2351	$map->load;
2027	}	2352	}
2028		2353
2029	our %MAP_PREFETCH;	2354	our %MAP_PREFETCH;
2030	our $MAP_PREFETCHER = undef;	2355	our $MAP_PREFETCHER = undef;
2031		2356
2032	sub find_async {	2357	sub find_async {
2033	my ($path, $origin, $load) = @_;	2358	my ($path, $origin, $load) = @_;
2034		2359
2035	$path = normalise $path, $origin && $origin->{path};	2360	$path = normalise $path, $origin;
2036		2361
2037	if (my $map = $cf::MAP{$path}) {	2362	if (my $map = $cf::MAP{$path}) {
2038	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2363	return $map if !$load || $map->linkable;
2039	}	2364	}
2040		2365
2041	$MAP_PREFETCH{$path} |= $load;	2366	$MAP_PREFETCH{$path} |= $load;
2042		2367
2043	$MAP_PREFETCHER ||= cf::async {	2368	$MAP_PREFETCHER ||= cf::async {
…		…
2057	$MAP_PREFETCHER->prio (6);	2382	$MAP_PREFETCHER->prio (6);
2058		2383
2059	()	2384	()
2060	}	2385	}
2061		2386
		2387	# common code, used by both ->save and ->swapout
2062	sub save {	2388	sub _save {
2063	my ($self) = @_;	2389	my ($self) = @_;
2064
2065	my $lock = cf::lock_acquire "map_data:$self->{path}";
2066		2390
2067	$self->{last_save} = $cf::RUNTIME;	2391	$self->{last_save} = $cf::RUNTIME;
2068		2392
2069	return unless $self->dirty;	2393	return unless $self->dirty;
2070		2394
…		…
2079		2403
2080	cf::async {	2404	cf::async {
2081	$Coro::current->{desc} = "map player save";	2405	$Coro::current->{desc} = "map player save";
2082	$_->contr->save for $self->players;	2406	$_->contr->save for $self->players;
2083	};	2407	};
		2408
		2409	cf::get_slot 0.02;
2084		2410
2085	if ($uniq) {	2411	if ($uniq) {
2086	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2412	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2087	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2413	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2088	} else {	2414	} else {
2089	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2415	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2090	}	2416	}
2091	}	2417	}
2092		2418
		2419	sub save {
		2420	my ($self) = @_;
		2421
		2422	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2423
		2424	$self->_save;
		2425	}
		2426
2093	sub swap_out {	2427	sub swap_out {
2094	my ($self) = @_;	2428	my ($self) = @_;
2095		2429
2096	# save first because save cedes
2097	$self->save;
2098
2099	my $lock = cf::lock_acquire "map_data:$self->{path}";	2430	my $lock = cf::lock_acquire "map_data:$self->{path}";
2100		2431
		2432	return if !$self->linkable;
		2433	return if $self->{deny_save};
2101	return if $self->players;	2434	return if $self->players;
2102	return if $self->in_memory != cf::MAP_IN_MEMORY;	2435
		2436	# first deactivate the map and "unlink" it from the core
		2437	$self->deactivate;
		2438	$_->clear_links_to ($self) for values %cf::MAP;
		2439	$self->state (cf::MAP_SWAPPED);
		2440
		2441	# then atomically save
		2442	$self->_save;
		2443
		2444	# then free the map
		2445	$self->clear;
		2446	}
		2447
		2448	sub reset_at {
		2449	my ($self) = @_;
		2450
		2451	# TODO: safety, remove and allow resettable per-player maps
2103	return if $self->{deny_save};	2452	return 1e99 if $self->{deny_reset};
2104		2453
		2454	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2455	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2456
		2457	$time + $to
		2458	}
		2459
		2460	sub should_reset {
		2461	my ($self) = @_;
		2462
		2463	$self->reset_at <= $cf::RUNTIME
		2464	}
		2465
		2466	sub reset {
		2467	my ($self) = @_;
		2468
		2469	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2470
		2471	return if $self->players;
		2472
		2473	cf::trace "resetting map ", $self->path, "\n";
		2474
2105	$self->in_memory (cf::MAP_SWAPPED);	2475	$self->state (cf::MAP_SWAPPED);
		2476
		2477	# need to save uniques path
		2478	unless ($self->{deny_save}) {
		2479	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2480
		2481	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2482	if $uniq;
		2483	}
		2484
		2485	delete $cf::MAP{$self->path};
2106		2486
2107	$self->deactivate;	2487	$self->deactivate;
2108	$_->clear_links_to ($self) for values %cf::MAP;	2488	$_->clear_links_to ($self) for values %cf::MAP;
2109	$self->clear;	2489	$self->clear;
2110	}
2111
2112	sub reset_at {
2113	my ($self) = @_;
2114
2115	# TODO: safety, remove and allow resettable per-player maps
2116	return 1e99 if $self->{deny_reset};
2117
2118	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2119	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2120
2121	$time + $to
2122	}
2123
2124	sub should_reset {
2125	my ($self) = @_;
2126
2127	$self->reset_at <= $cf::RUNTIME
2128	}
2129
2130	sub reset {
2131	my ($self) = @_;
2132
2133	my $lock = cf::lock_acquire "map_data:$self->{path}";
2134
2135	return if $self->players;
2136
2137	warn "resetting map ", $self->path;
2138
2139	$self->in_memory (cf::MAP_SWAPPED);
2140
2141	# need to save uniques path
2142	unless ($self->{deny_save}) {
2143	my $uniq = $self->uniq_path; utf8::encode $uniq;
2144
2145	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2146	if $uniq;
2147	}
2148
2149	delete $cf::MAP{$self->path};
2150
2151	$self->deactivate;
2152	$_->clear_links_to ($self) for values %cf::MAP;
2153	$self->clear;
2154		2490
2155	$self->unlink_save;	2491	$self->unlink_save;
2156	$self->destroy;	2492	$self->destroy;
2157	}	2493	}
2158		2494
…		…
2166		2502
2167	delete $cf::MAP{$self->path};	2503	delete $cf::MAP{$self->path};
2168		2504
2169	$self->unlink_save;	2505	$self->unlink_save;
2170		2506
2171	bless $self, "cf::map";	2507	bless $self, "cf::map::wrap";
2172	delete $self->{deny_reset};	2508	delete $self->{deny_reset};
2173	$self->{deny_save} = 1;	2509	$self->{deny_save} = 1;
2174	$self->reset_timeout (1);	2510	$self->reset_timeout (1);
2175	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2511	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2176		2512
…		…
2225		2561
2226	sub unique_maps() {	2562	sub unique_maps() {
2227	[	2563	[
2228	map {	2564	map {
2229	utf8::decode $_;	2565	utf8::decode $_;
2230	/\.map$/	2566	s/\.map$//; # TODO future compatibility hack
		2567	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2568	? ()
2231	? normalise $_	2569	: normalise $_
2232	: ()
2233	} @{ aio_readdir $UNIQUEDIR or [] }	2570	} @{ aio_readdir $UNIQUEDIR or [] }
2234	]	2571	]
2235	}	2572	}
2236		2573
2237	package cf;	2574	=item cf::map::static_maps
		2575
		2576	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2577	file in the shared directory excluding F</styles> and F</editor>). May
		2578	block.
		2579
		2580	=cut
		2581
		2582	sub static_maps() {
		2583	my @dirs = "";
		2584	my @maps;
		2585
		2586	while (@dirs) {
		2587	my $dir = shift @dirs;
		2588
		2589	next if $dir eq "/styles" || $dir eq "/editor";
		2590
		2591	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2592	or return;
		2593
		2594	for (@$files) {
		2595	s/\.map$// or next;
		2596	utf8::decode $_;
		2597	push @maps, "$dir/$_";
		2598	}
		2599
		2600	push @dirs, map "$dir/$_", @$dirs;
		2601	}
		2602
		2603	\@maps
		2604	}
2238		2605
2239	=back	2606	=back
2240		2607
2241	=head3 cf::object	2608	=head3 cf::object
2242		2609
…		…
2246		2613
2247	=over 4	2614	=over 4
2248		2615
2249	=item $ob->inv_recursive	2616	=item $ob->inv_recursive
2250		2617
2251	Returns the inventory of the object _and_ their inventories, recursively.	2618	Returns the inventory of the object I<and> their inventories, recursively,
		2619	but I<not> the object itself.
2252		2620
2253	=cut	2621	=cut
2254		2622
2255	sub inv_recursive_;	2623	sub inv_recursive_;
2256	sub inv_recursive_ {	2624	sub inv_recursive_ {
…		…
2261	inv_recursive_ inv $_[0]	2629	inv_recursive_ inv $_[0]
2262	}	2630	}
2263		2631
2264	=item $ref = $ob->ref	2632	=item $ref = $ob->ref
2265		2633
2266	creates and returns a persistent reference to an objetc that can be stored as a string.	2634	Creates and returns a persistent reference to an object that can be stored as a string.
2267		2635
2268	=item $ob = cf::object::deref ($refstring)	2636	=item $ob = cf::object::deref ($refstring)
2269		2637
2270	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2638	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2271	even if the object actually exists. May block.	2639	even if the object actually exists. May block.
…		…
2273	=cut	2641	=cut
2274		2642
2275	sub deref {	2643	sub deref {
2276	my ($ref) = @_;	2644	my ($ref) = @_;
2277		2645
2278	# temporary compatibility#TODO#remove
2279	$ref =~ s{^<}{player/<};
2280
2281	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2646	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2282	my ($uuid, $name) = ($1, $2);	2647	my ($uuid, $name) = ($1, $2);
2283	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2648	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2284	or return;	2649	or return;
2285	$pl->ob->uuid eq $uuid	2650	$pl->ob->uuid eq $uuid
2286	or return;	2651	or return;
…		…
2306	can be C<undef>. Does the right thing when the player is currently in a	2671	can be C<undef>. Does the right thing when the player is currently in a
2307	dialogue with the given NPC character.	2672	dialogue with the given NPC character.
2308		2673
2309	=cut	2674	=cut
2310		2675
		2676	our $SAY_CHANNEL = {
		2677	id => "say",
		2678	title => "Map",
		2679	reply => "say ",
		2680	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2681	};
		2682
		2683	our $CHAT_CHANNEL = {
		2684	id => "chat",
		2685	title => "Chat",
		2686	reply => "chat ",
		2687	tooltip => "Player chat and shouts, global to the server.",
		2688	};
		2689
2311	# rough implementation of a future "reply" method that works	2690	# rough implementation of a future "reply" method that works
2312	# with dialog boxes.	2691	# with dialog boxes.
2313	#TODO: the first argument must go, split into a $npc->reply_to ( method	2692	#TODO: the first argument must go, split into a $npc->reply_to ( method
2314	sub cf::object::player::reply($$$;$) {	2693	sub cf::object::player::reply($$$;$) {
2315	my ($self, $npc, $msg, $flags) = @_;	2694	my ($self, $npc, $msg, $flags) = @_;
…		…
2326	my $dialog = $pl->{npc_dialog};	2705	my $dialog = $pl->{npc_dialog};
2327	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2706	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2328		2707
2329	} else {	2708	} else {
2330	$msg = $npc->name . " says: $msg" if $npc;	2709	$msg = $npc->name . " says: $msg" if $npc;
2331	$self->message ($msg, $flags);	2710	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2332	}	2711	}
2333	}	2712	}
2334	}	2713	}
2335		2714
2336	=item $object->send_msg ($channel, $msg, $color, [extra...])	2715	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2361		2740
2362	=item $player_object->enter_link	2741	=item $player_object->enter_link
2363		2742
2364	Freezes the player and moves him/her to a special map (C<{link}>).	2743	Freezes the player and moves him/her to a special map (C<{link}>).
2365		2744
2366	The player should be reasonably safe there for short amounts of time. You	2745	The player should be reasonably safe there for short amounts of time (e.g.
2367	I<MUST> call C<leave_link> as soon as possible, though.	2746	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2747	though, as the player cannot control the character while it is on the link
		2748	map.
2368		2749
2369	Will never block.	2750	Will never block.
2370		2751
2371	=item $player_object->leave_link ($map, $x, $y)	2752	=item $player_object->leave_link ($map, $x, $y)
2372		2753
…		…
2392	sub cf::object::player::enter_link {	2773	sub cf::object::player::enter_link {
2393	my ($self) = @_;	2774	my ($self) = @_;
2394		2775
2395	$self->deactivate_recursive;	2776	$self->deactivate_recursive;
2396		2777
		2778	++$self->{_link_recursion};
		2779
2397	return if UNIVERSAL::isa $self->map, "ext::map_link";	2780	return if UNIVERSAL::isa $self->map, "ext::map_link";
2398		2781
2399	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2782	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2400	if $self->map && $self->map->{path} ne "{link}";	2783	if $self->map && $self->map->{path} ne "{link}";
2401		2784
2402	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2785	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2403	}	2786	}
2404		2787
2405	sub cf::object::player::leave_link {	2788	sub cf::object::player::leave_link {
2406	my ($self, $map, $x, $y) = @_;	2789	my ($self, $map, $x, $y) = @_;
2407		2790
…		…
2424	($x, $y) = (-1, -1)	2807	($x, $y) = (-1, -1)
2425	unless (defined $x) && (defined $y);	2808	unless (defined $x) && (defined $y);
2426		2809
2427	# use -1 or undef as default coordinates, not 0, 0	2810	# use -1 or undef as default coordinates, not 0, 0
2428	($x, $y) = ($map->enter_x, $map->enter_y)	2811	($x, $y) = ($map->enter_x, $map->enter_y)
2429	if $x <=0 && $y <= 0;	2812	if $x <= 0 && $y <= 0;
2430		2813
2431	$map->load;	2814	$map->load;
2432	$map->load_neighbours;
2433		2815
2434	return unless $self->contr->active;	2816	return unless $self->contr->active;
2435	$self->activate_recursive;
2436		2817
2437	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2818	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2438	$self->enter_map ($map, $x, $y);	2819	if ($self->enter_map ($map, $x, $y)) {
2439	}	2820	# entering was successful
		2821	delete $self->{_link_recursion};
		2822	# only activate afterwards, to support waiting in hooks
		2823	$self->activate_recursive;
		2824	}
2440		2825
		2826	}
		2827
2441	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2828	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2442		2829
2443	Moves the player to the given map-path and coordinates by first freezing	2830	Moves the player to the given map-path and coordinates by first freezing
2444	her, loading and preparing them map, calling the provided $check callback	2831	her, loading and preparing them map, calling the provided $check callback
2445	that has to return the map if sucecssful, and then unfreezes the player on	2832	that has to return the map if sucecssful, and then unfreezes the player on
2446	the new (success) or old (failed) map position. In either case, $done will	2833	the new (success) or old (failed) map position. In either case, $done will
2447	be called at the end of this process.	2834	be called at the end of this process.
2448		2835
		2836	Note that $check will be called with a potentially non-loaded map, so if
		2837	it needs a loaded map it has to call C<< ->load >>.
		2838
2449	=cut	2839	=cut
2450		2840
2451	our $GOTOGEN;	2841	our $GOTOGEN;
2452		2842
2453	sub cf::object::player::goto {	2843	sub cf::object::player::goto {
2454	my ($self, $path, $x, $y, $check, $done) = @_;	2844	my ($self, $path, $x, $y, $check, $done) = @_;
		2845
		2846	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2847	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2848	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2849	($path, $x, $y) = @$EMERGENCY_POSITION;
		2850	}
2455		2851
2456	# do generation counting so two concurrent goto's will be executed in-order	2852	# do generation counting so two concurrent goto's will be executed in-order
2457	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2853	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2458		2854
2459	$self->enter_link;	2855	$self->enter_link;
…		…
2479	($path, $x, $y) = (undef, undef, undef);	2875	($path, $x, $y) = (undef, undef, undef);
2480	}	2876	}
2481	}	2877	}
2482		2878
2483	my $map = eval {	2879	my $map = eval {
2484	my $map = defined $path ? cf::map::find $path : undef;	2880	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2485		2881
2486	if ($map) {	2882	if ($map) {
2487	$map = $map->customise_for ($self);	2883	$map = $map->customise_for ($self);
2488	$map = $check->($map) if $check && $map;	2884	$map = $check->($map, $x, $y, $self) if $check && $map;
2489	} else {	2885	} else {
2490	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2886	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2491	}	2887	}
2492		2888
2493	$map	2889	$map
…		…
2501	if ($gen == $self->{_goto_generation}) {	2897	if ($gen == $self->{_goto_generation}) {
2502	delete $self->{_goto_generation};	2898	delete $self->{_goto_generation};
2503	$self->leave_link ($map, $x, $y);	2899	$self->leave_link ($map, $x, $y);
2504	}	2900	}
2505		2901
2506	$done->() if $done;	2902	$done->($self) if $done;
2507	})->prio (1);	2903	})->prio (1);
2508	}	2904	}
2509		2905
2510	=item $player_object->enter_exit ($exit_object)	2906	=item $player_object->enter_exit ($exit_object)
2511		2907
…		…
2531	}	2927	}
2532		2928
2533	sub prepare_random_map {	2929	sub prepare_random_map {
2534	my ($exit) = @_;	2930	my ($exit) = @_;
2535		2931
2536	my $guard = cf::lock_acquire "exit_prepare:$exit";
2537
2538	# all this does is basically replace the /! path by	2932	# all this does is basically replace the /! path by
2539	# a new random map path (?random/...) with a seed	2933	# a new random map path (?random/...) with a seed
2540	# that depends on the exit object	2934	# that depends on the exit object
2541		2935
2542	my $rmp = parse_random_map_params $exit->msg;	2936	my $rmp = parse_random_map_params $exit->msg;
…		…
2544	if ($exit->map) {	2938	if ($exit->map) {
2545	$rmp->{region} = $exit->region->name;	2939	$rmp->{region} = $exit->region->name;
2546	$rmp->{origin_map} = $exit->map->path;	2940	$rmp->{origin_map} = $exit->map->path;
2547	$rmp->{origin_x} = $exit->x;	2941	$rmp->{origin_x} = $exit->x;
2548	$rmp->{origin_y} = $exit->y;	2942	$rmp->{origin_y} = $exit->y;
		2943
		2944	$exit->map->touch;
2549	}	2945	}
2550		2946
2551	$rmp->{random_seed} ||= $exit->random_seed;	2947	$rmp->{random_seed} ||= $exit->random_seed;
2552		2948
2553	my $data = cf::to_json $rmp;	2949	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2554	my $md5 = Digest::MD5::md5_hex $data;	2950	my $md5 = Digest::MD5::md5_hex $data;
2555	my $meta = "$RANDOMDIR/$md5.meta";	2951	my $meta = "$RANDOMDIR/$md5.meta";
2556		2952
2557	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2953	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2558	aio_write $fh, 0, (length $data), $data, 0;	2954	aio_write $fh, 0, (length $data), $data, 0;
2559	undef $fh;	2955	undef $fh;
2560	aio_rename "$meta~", $meta;	2956	aio_rename "$meta~", $meta;
2561		2957
		2958	my $slaying = "?random/$md5";
		2959
		2960	if ($exit->valid) {
2562	$exit->slaying ("?random/$md5");	2961	$exit->slaying ("?random/$md5");
2563	$exit->msg (undef);	2962	$exit->msg (undef);
		2963	}
2564	}	2964	}
2565	}	2965	}
2566		2966
2567	sub cf::object::player::enter_exit {	2967	sub cf::object::player::enter_exit {
2568	my ($self, $exit) = @_;	2968	my ($self, $exit) = @_;
2569		2969
2570	return unless $self->type == cf::PLAYER;	2970	return unless $self->type == cf::PLAYER;
2571		2971
2572	if ($exit->slaying eq "/!") {
2573	#TODO: this should de-fi-ni-te-ly not be a sync-job
2574	# the problem is that $exit might not survive long enough
2575	# so it needs to be done right now, right here
2576	cf::sync_job { prepare_random_map $exit };
2577	}
2578
2579	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2580	my $hp = $exit->stats->hp;
2581	my $sp = $exit->stats->sp;
2582
2583	$self->enter_link;	2972	$self->enter_link;
2584		2973
2585	# if exit is damned, update players death & WoR home-position
2586	$self->contr->savebed ($slaying, $hp, $sp)
2587	if $exit->flag (FLAG_DAMNED);
2588
2589	(async {	2974	(async {
2590	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2975	$Coro::current->{desc} = "enter_exit";
2591		2976
2592	$self->deactivate_recursive; # just to be sure
2593	unless (eval {	2977	unless (eval {
		2978	$self->deactivate_recursive; # just to be sure
		2979
		2980	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2981	my $x = $exit->stats->hp;
		2982	my $y = $exit->stats->sp;
		2983
		2984	# special map handling
		2985	my $slaying = $exit->slaying;
		2986
		2987	# special map handling
		2988	if ($slaying eq "/!") {
		2989	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2990
		2991	prepare_random_map $exit
		2992	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2993
		2994	$map = $exit->slaying;
		2995
		2996	} elsif ($slaying eq '!up') {
		2997	$map = $exit->map->tile_path (cf::TILE_UP);
		2998	$x = $exit->x;
		2999	$y = $exit->y;
		3000
		3001	} elsif ($slaying eq '!down') {
		3002	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3003	$x = $exit->x;
		3004	$y = $exit->y;
		3005	}
		3006
2594	$self->goto ($slaying, $hp, $sp);	3007	$self->goto ($map, $x, $y);
2595		3008
		3009	# if exit is damned, update players death & WoR home-position
		3010	$self->contr->savebed ($map, $x, $y)
		3011	if $exit->flag (cf::FLAG_DAMNED);
		3012
2596	1;	3013	1
2597	}) {	3014	}) {
2598	$self->message ("Something went wrong deep within the crossfire server. "	3015	$self->message ("Something went wrong deep within the deliantra server. "
2599	. "I'll try to bring you back to the map you were before. "	3016	. "I'll try to bring you back to the map you were before. "
2600	. "Please report this to the dungeon master!",	3017	. "Please report this to the dungeon master!",
2601	cf::NDI_UNIQUE | cf::NDI_RED);	3018	cf::NDI_UNIQUE | cf::NDI_RED);
2602		3019
2603	warn "ERROR in enter_exit: $@";	3020	error "ERROR in enter_exit: $@";
2604	$self->leave_link;	3021	$self->leave_link;
2605	}	3022	}
2606	})->prio (1);	3023	})->prio (1);
2607	}	3024	}
2608		3025
…		…
2620	sub cf::client::send_drawinfo {	3037	sub cf::client::send_drawinfo {
2621	my ($self, $text, $flags) = @_;	3038	my ($self, $text, $flags) = @_;
2622		3039
2623	utf8::encode $text;	3040	utf8::encode $text;
2624	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3041	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3042	}
		3043
		3044	=item $client->send_big_packet ($pkt)
		3045
		3046	Like C<send_packet>, but tries to compress large packets, and fragments
		3047	them as required.
		3048
		3049	=cut
		3050
		3051	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3052
		3053	sub cf::client::send_big_packet {
		3054	my ($self, $pkt) = @_;
		3055
		3056	# try lzf for large packets
		3057	$pkt = "lzf " . Compress::LZF::compress $pkt
		3058	if 1024 <= length $pkt and $self->{can_lzf};
		3059
		3060	# split very large packets
		3061	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3062	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3063	$pkt = "frag";
		3064	}
		3065
		3066	$self->send_packet ($pkt);
2625	}	3067	}
2626		3068
2627	=item $client->send_msg ($channel, $msg, $color, [extra...])	3069	=item $client->send_msg ($channel, $msg, $color, [extra...])
2628		3070
2629	Send a drawinfo or msg packet to the client, formatting the msg for the	3071	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2631	the message, with C<log> being the default. If C<$color> is negative, suppress	3073	the message, with C<log> being the default. If C<$color> is negative, suppress
2632	the message unless the client supports the msg packet.	3074	the message unless the client supports the msg packet.
2633		3075
2634	=cut	3076	=cut
2635		3077
		3078	# non-persistent channels (usually the info channel)
2636	our %CHANNEL = (	3079	our %CHANNEL = (
		3080	"c/motd" => {
		3081	id => "infobox",
		3082	title => "MOTD",
		3083	reply => undef,
		3084	tooltip => "The message of the day",
		3085	},
2637	"c/identify" => {	3086	"c/identify" => {
2638	id => "infobox",	3087	id => "infobox",
2639	title => "Identify",	3088	title => "Identify",
2640	reply => undef,	3089	reply => undef,
2641	tooltip => "Items recently identified",	3090	tooltip => "Items recently identified",
…		…
2644	id => "infobox",	3093	id => "infobox",
2645	title => "Examine",	3094	title => "Examine",
2646	reply => undef,	3095	reply => undef,
2647	tooltip => "Signs and other items you examined",	3096	tooltip => "Signs and other items you examined",
2648	},	3097	},
		3098	"c/shopinfo" => {
		3099	id => "infobox",
		3100	title => "Shop Info",
		3101	reply => undef,
		3102	tooltip => "What your bargaining skill tells you about the shop",
		3103	},
		3104	"c/book" => {
		3105	id => "infobox",
		3106	title => "Book",
		3107	reply => undef,
		3108	tooltip => "The contents of a note or book",
		3109	},
2649	"c/lookat" => {	3110	"c/lookat" => {
2650	id => "infobox",	3111	id => "infobox",
2651	title => "Look",	3112	title => "Look",
2652	reply => undef,	3113	reply => undef,
2653	tooltip => "What you saw there",	3114	tooltip => "What you saw there",
2654	},	3115	},
		3116	"c/who" => {
		3117	id => "infobox",
		3118	title => "Players",
		3119	reply => undef,
		3120	tooltip => "Shows players who are currently online",
		3121	},
		3122	"c/body" => {
		3123	id => "infobox",
		3124	title => "Body Parts",
		3125	reply => undef,
		3126	tooltip => "Shows which body parts you posess and are available",
		3127	},
		3128	"c/statistics" => {
		3129	id => "infobox",
		3130	title => "Statistics",
		3131	reply => undef,
		3132	tooltip => "Shows your primary statistics",
		3133	},
		3134	"c/skills" => {
		3135	id => "infobox",
		3136	title => "Skills",
		3137	reply => undef,
		3138	tooltip => "Shows your experience per skill and item power",
		3139	},
		3140	"c/shopitems" => {
		3141	id => "infobox",
		3142	title => "Shop Items",
		3143	reply => undef,
		3144	tooltip => "Shows the items currently for sale in this shop",
		3145	},
		3146	"c/resistances" => {
		3147	id => "infobox",
		3148	title => "Resistances",
		3149	reply => undef,
		3150	tooltip => "Shows your resistances",
		3151	},
		3152	"c/pets" => {
		3153	id => "infobox",
		3154	title => "Pets",
		3155	reply => undef,
		3156	tooltip => "Shows information abotu your pets/a specific pet",
		3157	},
		3158	"c/perceiveself" => {
		3159	id => "infobox",
		3160	title => "Perceive Self",
		3161	reply => undef,
		3162	tooltip => "You gained detailed knowledge about yourself",
		3163	},
		3164	"c/uptime" => {
		3165	id => "infobox",
		3166	title => "Uptime",
		3167	reply => undef,
		3168	tooltip => "How long the server has been running since last restart",
		3169	},
		3170	"c/mapinfo" => {
		3171	id => "infobox",
		3172	title => "Map Info",
		3173	reply => undef,
		3174	tooltip => "Information related to the maps",
		3175	},
		3176	"c/party" => {
		3177	id => "party",
		3178	title => "Party",
		3179	reply => "gsay ",
		3180	tooltip => "Messages and chat related to your party",
		3181	},
		3182	"c/death" => {
		3183	id => "death",
		3184	title => "Death",
		3185	reply => undef,
		3186	tooltip => "Reason for and more info about your most recent death",
		3187	},
		3188	"c/say" => $SAY_CHANNEL,
		3189	"c/chat" => $CHAT_CHANNEL,
2655	);	3190	);
2656		3191
2657	sub cf::client::send_msg {	3192	sub cf::client::send_msg {
2658	my ($self, $channel, $msg, $color, @extra) = @_;	3193	my ($self, $channel, $msg, $color, @extra) = @_;
2659		3194
2660	$msg = $self->pl->expand_cfpod ($msg);	3195	$msg = $self->pl->expand_cfpod ($msg)
		3196	unless $color & cf::NDI_VERBATIM;
2661		3197
2662	$color &= cf::NDI_CLIENT_MASK; # just in case...	3198	$color &= cf::NDI_CLIENT_MASK; # just in case...
2663		3199
2664	# check predefined channels, for the benefit of C	3200	# check predefined channels, for the benefit of C
2665	if ($CHANNEL{$channel}) {	3201	if ($CHANNEL{$channel}) {
2666	$channel = $CHANNEL{$channel};	3202	$channel = $CHANNEL{$channel};
2667		3203
2668	$self->ext_msg (channel_info => $channel)	3204	$self->ext_msg (channel_info => $channel);
2669	if $self->can_msg;
2670
2671	$channel = $channel->{id};	3205	$channel = $channel->{id};
2672		3206
2673	} elsif (ref $channel) {	3207	} elsif (ref $channel) {
2674	# send meta info to client, if not yet sent	3208	# send meta info to client, if not yet sent
2675	unless (exists $self->{channel}{$channel->{id}}) {	3209	unless (exists $self->{channel}{$channel->{id}}) {
2676	$self->{channel}{$channel->{id}} = $channel;	3210	$self->{channel}{$channel->{id}} = $channel;
2677	$self->ext_msg (channel_info => $channel)	3211	$self->ext_msg (channel_info => $channel);
2678	if $self->can_msg;
2679	}	3212	}
2680		3213
2681	$channel = $channel->{id};	3214	$channel = $channel->{id};
2682	}	3215	}
2683		3216
2684	return unless @extra || length $msg;	3217	return unless @extra || length $msg;
2685		3218
2686	if ($self->can_msg) {
2687	# default colour, mask it out	3219	# default colour, mask it out
2688	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3220	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2689	if $color & cf::NDI_DEF;	3221	if $color & cf::NDI_DEF;
2690		3222
2691	$self->send_packet ("msg " . $self->{json_coder}->encode (	3223	my $pkt = "msg "
		3224	. $self->{json_coder}->encode (
2692	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3225	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2693	} else {	3226	);
2694	if ($color >= 0) {
2695	# replace some tags by gcfclient-compatible ones
2696	for ($msg) {
2697	1 while
2698	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2699	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2700	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2701	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2702	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2703	}
2704		3227
2705	$color &= cf::NDI_COLOR_MASK;	3228	$self->send_big_packet ($pkt);
2706
2707	utf8::encode $msg;
2708
2709	if (0 && $msg =~ /\[/) {
2710	# COMMAND/INFO
2711	$self->send_packet ("drawextinfo $color 10 8 $msg")
2712	} else {
2713	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2714	$self->send_packet ("drawinfo $color $msg")
2715	}
2716	}
2717	}
2718	}	3229	}
2719		3230
2720	=item $client->ext_msg ($type, @msg)	3231	=item $client->ext_msg ($type, @msg)
2721		3232
2722	Sends an ext event to the client.	3233	Sends an ext event to the client.
…		…
2724	=cut	3235	=cut
2725		3236
2726	sub cf::client::ext_msg($$@) {	3237	sub cf::client::ext_msg($$@) {
2727	my ($self, $type, @msg) = @_;	3238	my ($self, $type, @msg) = @_;
2728		3239
2729	if ($self->extcmd == 2) {
2730	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3240	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2731	} elsif ($self->extcmd == 1) { # TODO: remove
2732	push @msg, msgtype => "event_$type";
2733	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2734	}
2735	}	3241	}
2736		3242
2737	=item $client->ext_reply ($msgid, @msg)	3243	=item $client->ext_reply ($msgid, @msg)
2738		3244
2739	Sends an ext reply to the client.	3245	Sends an ext reply to the client.
…		…
2741	=cut	3247	=cut
2742		3248
2743	sub cf::client::ext_reply($$@) {	3249	sub cf::client::ext_reply($$@) {
2744	my ($self, $id, @msg) = @_;	3250	my ($self, $id, @msg) = @_;
2745		3251
2746	if ($self->extcmd == 2) {
2747	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3252	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2748	} elsif ($self->extcmd == 1) {
2749	#TODO: version 1, remove
2750	unshift @msg, msgtype => "reply", msgid => $id;
2751	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2752	}
2753	}	3253	}
2754		3254
2755	=item $success = $client->query ($flags, "text", \&cb)	3255	=item $success = $client->query ($flags, "text", \&cb)
2756		3256
2757	Queues a query to the client, calling the given callback with	3257	Queues a query to the client, calling the given callback with
…		…
2812	my ($ns, $buf) = @_;	3312	my ($ns, $buf) = @_;
2813		3313
2814	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3314	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2815		3315
2816	if (ref $msg) {	3316	if (ref $msg) {
2817	my ($type, $reply, @payload) =	3317	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2818	"ARRAY" eq ref $msg
2819	? @$msg
2820	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2821		3318
2822	my @reply;	3319	my @reply;
2823		3320
2824	if (my $cb = $EXTICMD{$type}) {	3321	if (my $cb = $EXTICMD{$type}) {
2825	@reply = $cb->($ns, @payload);	3322	@reply = $cb->($ns, @payload);
…		…
2827		3324
2828	$ns->ext_reply ($reply, @reply)	3325	$ns->ext_reply ($reply, @reply)
2829	if $reply;	3326	if $reply;
2830		3327
2831	} else {	3328	} else {
2832	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3329	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2833	}	3330	}
2834		3331
2835	cf::override;	3332	cf::override;
2836	},	3333	},
2837	);	3334	);
…		…
2857		3354
2858	$coro	3355	$coro
2859	}	3356	}
2860		3357
2861	cf::client->attach (	3358	cf::client->attach (
2862	on_destroy => sub {	3359	on_client_destroy => sub {
2863	my ($ns) = @_;	3360	my ($ns) = @_;
2864		3361
2865	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3362	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2866	},	3363	},
2867	);	3364	);
…		…
2883	our $safe_hole = new Safe::Hole;	3380	our $safe_hole = new Safe::Hole;
2884		3381
2885	$SIG{FPE} = 'IGNORE';	3382	$SIG{FPE} = 'IGNORE';
2886		3383
2887	$safe->permit_only (Opcode::opset qw(	3384	$safe->permit_only (Opcode::opset qw(
2888	:base_core :base_mem :base_orig :base_math	3385	:base_core :base_mem :base_orig :base_math :base_loop
2889	grepstart grepwhile mapstart mapwhile	3386	grepstart grepwhile mapstart mapwhile
2890	sort time	3387	sort time
2891	));	3388	));
2892		3389
2893	# here we export the classes and methods available to script code	3390	# here we export the classes and methods available to script code
…		…
2895	=pod	3392	=pod
2896		3393
2897	The following functions and methods are available within a safe environment:	3394	The following functions and methods are available within a safe environment:
2898		3395
2899	cf::object	3396	cf::object
2900	contr pay_amount pay_player map x y force_find force_add	3397	contr pay_amount pay_player map x y force_find force_add destroy
2901	insert remove name archname title slaying race decrease_ob_nr	3398	insert remove name archname title slaying race decrease split
		3399	value
2902		3400
2903	cf::object::player	3401	cf::object::player
2904	player	3402	player
2905		3403
2906	cf::player	3404	cf::player
…		…
2911		3409
2912	=cut	3410	=cut
2913		3411
2914	for (	3412	for (
2915	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3413	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2916	insert remove inv name archname title slaying race	3414	insert remove inv nrof name archname title slaying race
2917	decrease_ob_nr)],	3415	decrease split destroy change_exp value msg lore send_msg)],
2918	["cf::object::player" => qw(player)],	3416	["cf::object::player" => qw(player)],
2919	["cf::player" => qw(peaceful)],	3417	["cf::player" => qw(peaceful send_msg)],
2920	["cf::map" => qw(trigger)],	3418	["cf::map" => qw(trigger)],
2921	) {	3419	) {
2922	no strict 'refs';
2923	my ($pkg, @funs) = @$_;	3420	my ($pkg, @funs) = @$_;
2924	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3421	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2925	for @funs;	3422	for @funs;
2926	}	3423	}
2927		3424
…		…
2942		3439
2943	my $qcode = $code;	3440	my $qcode = $code;
2944	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3441	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2945	$qcode =~ s/\n/\\n/g;	3442	$qcode =~ s/\n/\\n/g;
2946		3443
		3444	%vars = (_dummy => 0) unless %vars;
		3445
		3446	my @res;
2947	local $_;	3447	local $_;
2948	local @safe::cf::_safe_eval_args = values %vars;
2949		3448
2950	my $eval =	3449	my $eval =
2951	"do {\n"	3450	"do {\n"
2952	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3451	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2953	. "#line 0 \"{$qcode}\"\n"	3452	. "#line 0 \"{$qcode}\"\n"
2954	. $code	3453	. $code
2955	. "\n}"	3454	. "\n}"
2956	;	3455	;
2957		3456
		3457	if ($CFG{safe_eval}) {
2958	sub_generation_inc;	3458	sub_generation_inc;
		3459	local @safe::cf::_safe_eval_args = values %vars;
2959	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3460	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2960	sub_generation_inc;	3461	sub_generation_inc;
		3462	} else {
		3463	local @cf::_safe_eval_args = values %vars;
		3464	@res = wantarray ? eval eval : scalar eval $eval;
		3465	}
2961		3466
2962	if ($@) {	3467	if ($@) {
2963	warn "$@";	3468	warn "$@",
2964	warn "while executing safe code '$code'\n";	3469	"while executing safe code '$code'\n",
2965	warn "with arguments " . (join " ", %vars) . "\n";	3470	"with arguments " . (join " ", %vars) . "\n";
2966	}	3471	}
2967		3472
2968	wantarray ? @res : $res[0]	3473	wantarray ? @res : $res[0]
2969	}	3474	}
2970		3475
…		…
2984	=cut	3489	=cut
2985		3490
2986	sub register_script_function {	3491	sub register_script_function {
2987	my ($fun, $cb) = @_;	3492	my ($fun, $cb) = @_;
2988		3493
2989	no strict 'refs';	3494	$fun = "safe::$fun" if $CFG{safe_eval};
2990	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3495	*$fun = $safe_hole->wrap ($cb);
2991	}	3496	}
2992		3497
2993	=back	3498	=back
2994		3499
2995	=cut	3500	=cut
2996		3501
2997	#############################################################################	3502	#############################################################################
2998	# the server's init and main functions	3503	# the server's init and main functions
		3504
		3505	our %FACEHASH; # hash => idx, #d# HACK for http server
		3506
		3507	# internal api, not fianlised
		3508	sub add_face {
		3509	my ($name, $type, $data) = @_;
		3510
		3511	my $idx = cf::face::find $name;
		3512
		3513	if ($idx) {
		3514	delete $FACEHASH{cf::face::get_chksum $idx};
		3515	} else {
		3516	$idx = cf::face::alloc $name;
		3517	}
		3518
		3519	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3520
		3521	cf::face::set_type $idx, $type;
		3522	cf::face::set_data $idx, 0, $data, $hash;
		3523	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3524	$FACEHASH{$hash} = $idx;#d#
		3525
		3526	$idx
		3527	}
2999		3528
3000	sub load_facedata($) {	3529	sub load_facedata($) {
3001	my ($path) = @_;	3530	my ($path) = @_;
3002		3531
3003	# HACK to clear player env face cache, we need some signal framework	3532	# HACK to clear player env face cache, we need some signal framework
3004	# for this (global event?)	3533	# for this (global event?)
3005	%ext::player_env::MUSIC_FACE_CACHE = ();	3534	%ext::player_env::MUSIC_FACE_CACHE = ();
3006		3535
3007	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3536	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3008		3537
3009	warn "loading facedata from $path\n";	3538	trace "loading facedata from $path\n";
3010		3539
3011	my $facedata;	3540	my $facedata = decode_storable load_file $path;
3012	0 < aio_load $path, $facedata
3013	or die "$path: $!";
3014
3015	$facedata = Coro::Storable::thaw $facedata;
3016		3541
3017	$facedata->{version} == 2	3542	$facedata->{version} == 2
3018	or cf::cleanup "$path: version mismatch, cannot proceed.";	3543	or cf::cleanup "$path: version mismatch, cannot proceed.";
3019		3544
3020	# patch in the exptable
3021	$facedata->{resource}{"res/exp_table"} = {
3022	type => FT_RSRC,
3023	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3024	};
3025	cf::cede_to_tick;	3545	cf::cede_to_tick;
3026		3546
3027	{	3547	{
3028	my $faces = $facedata->{faceinfo};	3548	my $faces = $facedata->{faceinfo};
3029		3549
3030	while (my ($face, $info) = each %$faces) {	3550	for my $face (sort keys %$faces) {
		3551	my $info = $faces->{$face};
3031	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3552	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3553
3032	cf::face::set_visibility $idx, $info->{visibility};	3554	cf::face::set_visibility $idx, $info->{visibility};
3033	cf::face::set_magicmap $idx, $info->{magicmap};	3555	cf::face::set_magicmap $idx, $info->{magicmap};
3034	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3556	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3035	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3557	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3558	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3559	$FACEHASH{$info->{hash64}} = $idx;#d#
3036		3560
3037	cf::cede_to_tick;	3561	cf::cede_to_tick;
3038	}	3562	}
3039		3563
3040	while (my ($face, $info) = each %$faces) {	3564	while (my ($face, $info) = each %$faces) {
3041	next unless $info->{smooth};	3565	next unless $info->{smooth};
		3566
3042	my $idx = cf::face::find $face	3567	my $idx = cf::face::find $face
3043	or next;	3568	or next;
		3569
3044	if (my $smooth = cf::face::find $info->{smooth}) {	3570	if (my $smooth = cf::face::find $info->{smooth}) {
3045	cf::face::set_smooth $idx, $smooth;	3571	cf::face::set_smooth $idx, $smooth;
3046	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3572	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3047	} else {	3573	} else {
3048	warn "smooth face '$info->{smooth}' not found for face '$face'";	3574	error "smooth face '$info->{smooth}' not found for face '$face'";
3049	}	3575	}
3050		3576
3051	cf::cede_to_tick;	3577	cf::cede_to_tick;
3052	}	3578	}
3053	}	3579	}
…		…
3062		3588
3063	cf::anim::invalidate_all; # d'oh	3589	cf::anim::invalidate_all; # d'oh
3064	}	3590	}
3065		3591
3066	{	3592	{
3067	# TODO: for gcfclient pleasure, we should give resources
3068	# that gcfclient doesn't grok a >10000 face index.
3069	my $res = $facedata->{resource};	3593	my $res = $facedata->{resource};
3070		3594
3071	my $soundconf = delete $res->{"res/sound.conf"};
3072
3073	while (my ($name, $info) = each %$res) {	3595	while (my ($name, $info) = each %$res) {
		3596	if (defined (my $type = $info->{type})) {
		3597	# TODO: different hash - must free and use new index, or cache ixface data queue
3074	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3598	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3075	my $data;
3076		3599
3077	if ($info->{type} & 1) {	3600	cf::face::set_type $idx, $type;
3078	# prepend meta info	3601	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3079		3602	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3080	my $meta = $enc->encode ({	3603	$FACEHASH{$info->{hash}} = $idx;#d#
3081	name => $name,
3082	%{ $info->{meta} || {} },
3083	});
3084
3085	$data = pack "(w/a*)*", $meta, $info->{data};
3086	} else {	3604	} else {
3087	$data = $info->{data};	3605	# $RESOURCE{$name} = $info; # unused
3088	}	3606	}
3089		3607
3090	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3091	cf::face::set_type $idx, $info->{type};
3092
3093	cf::cede_to_tick;	3608	cf::cede_to_tick;
3094	}	3609	}
3095
3096	if ($soundconf) {
3097	$soundconf = $enc->decode (delete $soundconf->{data});
3098
3099	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3100	my $sound = $soundconf->{compat}[$_]
3101	or next;
3102
3103	my $face = cf::face::find "sound/$sound->[1]";
3104	cf::sound::set $sound->[0] => $face;
3105	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3106	}
3107
3108	while (my ($k, $v) = each %{$soundconf->{event}}) {
3109	my $face = cf::face::find "sound/$v";
3110	cf::sound::set $k => $face;
3111	}
3112	}
3113	}	3610	}
		3611
		3612	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3114		3613
3115	1	3614	1
3116	}	3615	}
3117		3616
3118	register_exticmd fx_want => sub {	3617	register_exticmd fx_want => sub {
…		…
3120		3619
3121	while (my ($k, $v) = each %$want) {	3620	while (my ($k, $v) = each %$want) {
3122	$ns->fx_want ($k, $v);	3621	$ns->fx_want ($k, $v);
3123	}	3622	}
3124	};	3623	};
		3624
		3625	sub load_resource_file($) {
		3626	my $guard = lock_acquire "load_resource_file";
		3627
		3628	my $status = load_resource_file_ $_[0];
		3629	get_slot 0.1, 100;
		3630	cf::arch::commit_load;
		3631
		3632	$status
		3633	}
		3634
		3635	sub reload_exp_table {
		3636	_reload_exp_table;
		3637
		3638	add_face "res/exp_table" => FT_RSRC,
		3639	JSON::XS->new->utf8->canonical->encode (
		3640	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3641	);
		3642	}
		3643
		3644	sub reload_materials {
		3645	_reload_materials;
		3646	}
3125		3647
3126	sub reload_regions {	3648	sub reload_regions {
3127	# HACK to clear player env face cache, we need some signal framework	3649	# HACK to clear player env face cache, we need some signal framework
3128	# for this (global event?)	3650	# for this (global event?)
3129	%ext::player_env::MUSIC_FACE_CACHE = ();	3651	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3143	}	3665	}
3144		3666
3145	sub reload_archetypes {	3667	sub reload_archetypes {
3146	load_resource_file "$DATADIR/archetypes"	3668	load_resource_file "$DATADIR/archetypes"
3147	or die "unable to load archetypes\n";	3669	or die "unable to load archetypes\n";
3148	#d# NEED to laod twice to resolve forward references	3670
3149	# this really needs to be done in an extra post-pass	3671	add_face "res/skill_info" => FT_RSRC,
3150	# (which needs to be synchronous, so solve it differently)	3672	JSON::XS->new->utf8->canonical->encode (
3151	load_resource_file "$DATADIR/archetypes"	3673	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
3152	or die "unable to load archetypes\n";	3674	);
		3675	add_face "res/spell_paths" => FT_RSRC,
		3676	JSON::XS->new->utf8->canonical->encode (
		3677	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3678	);
3153	}	3679	}
3154		3680
3155	sub reload_treasures {	3681	sub reload_treasures {
3156	load_resource_file "$DATADIR/treasures"	3682	load_resource_file "$DATADIR/treasures"
3157	or die "unable to load treasurelists\n";	3683	or die "unable to load treasurelists\n";
3158	}	3684	}
3159		3685
		3686	sub reload_sound {
		3687	trace "loading sound config from $DATADIR/sound\n";
		3688
		3689	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3690
		3691	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3692	my $sound = $soundconf->{compat}[$_]
		3693	or next;
		3694
		3695	my $face = cf::face::find "sound/$sound->[1]";
		3696	cf::sound::set $sound->[0] => $face;
		3697	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3698	}
		3699
		3700	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3701	my $face = cf::face::find "sound/$v";
		3702	cf::sound::set $k => $face;
		3703	}
		3704	}
		3705
		3706	#d# move docstuff to help or so
		3707	our %DOCSTRING;
		3708
		3709	sub reload_pod {
		3710	trace "loading pods $PODDIR\n";
		3711
		3712	%DOCSTRING = ();
		3713	my @command_list;
		3714
		3715	for (
		3716	[0, "command_help"],
		3717	[1, "emote_help"],
		3718	[2, "dmcommand_help"],
		3719	) {
		3720	my ($type, $path) = @$_;
		3721
		3722	my $paragraphs = &cf::pod::load_pod ("$PODDIR/$path.pod")
		3723	or die "unable to load $path";
		3724
		3725	my $level = 1e9;
		3726	my $rpar;
		3727
		3728	for my $par (@$paragraphs) {
		3729	if ($par->{type} eq "head2") {
		3730	# this code taken almost verbatim from DC/Protocol.pm
		3731
		3732	if ($par->{markup} =~ /^(\S+) (?:\s+ \( ([^\)]*) \) )?/x) {
		3733	my $cmd = $1;
		3734	my @args = split /\|/, $2;
		3735	@args = (".*") unless @args;
		3736
		3737	$_ = $_ eq ".*" ? "" : " $_"
		3738	for @args;
		3739
		3740	my @variants = map "$cmd$_", sort { (length $a) <=> (length $b) } @args;
		3741
		3742	$rpar = \($DOCSTRING{"command/$cmd"} = &cf::pod::as_cfpod ([$par]));
		3743
		3744	push @command_list, [$type, \@variants];
		3745	$level = $par->{level};
		3746	} else {
		3747	error "$par->{markup}: unparsable command heading";
		3748	}
		3749	} elsif ($par->{level} > $level) {
		3750	$$rpar .= &cf::pod::as_cfpod ([$par]);
		3751	}
		3752
		3753	cf::cede_to_tick;
		3754	}
		3755	}
		3756
		3757	@command_list = sort {
		3758	$a->[0] <=> $b->[0]
		3759	or $a->[1] cmp $b->[1]
		3760	} @command_list;
		3761
		3762	cf::cede_to_tick;
		3763
		3764	add_face "res/command_list" => FT_RSRC,
		3765	JSON::XS->new->utf8->encode (\@command_list);
		3766	}
		3767
3160	sub reload_resources {	3768	sub reload_resources {
3161	warn "reloading resource files...\n";	3769	trace "reloading resource files...\n";
3162		3770
		3771	reload_materials;
		3772	reload_facedata;
		3773	reload_exp_table;
		3774	reload_sound;
		3775	reload_archetypes;
3163	reload_regions;	3776	reload_regions;
3164	reload_facedata;
3165	#reload_archetypes;#d#
3166	reload_archetypes;
3167	reload_treasures;	3777	reload_treasures;
		3778	reload_pod;
3168		3779
3169	warn "finished reloading resource files\n";	3780	trace "finished reloading resource files\n";
3170	}
3171
3172	sub init {
3173	reload_resources;
3174	}	3781	}
3175		3782
3176	sub reload_config {	3783	sub reload_config {
3177	open my $fh, "<:utf8", "$CONFDIR/config"	3784	trace "reloading config file...\n";
3178	or return;
3179		3785
3180	local $/;	3786	my $config = load_file "$CONFDIR/config";
3181	*CFG = YAML::Syck::Load <$fh>;	3787	utf8::decode $config;
		3788	*CFG = decode_yaml $config;
3182		3789
3183	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3790	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3184		3791
3185	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3792	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3186	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3793	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3187		3794
3188	if (exists $CFG{mlockall}) {	3795	if (exists $CFG{mlockall}) {
…		…
3192	};	3799	};
3193	warn $@ if $@;	3800	warn $@ if $@;
3194	}	3801	}
3195	}	3802	}
3196		3803
		3804	sub pidfile() {
		3805	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3806	or die "$PIDFILE: $!";
		3807	flock $fh, &Fcntl::LOCK_EX
		3808	or die "$PIDFILE: flock: $!";
		3809	$fh
		3810	}
		3811
		3812	# make sure only one server instance is running at any one time
		3813	sub atomic {
		3814	my $fh = pidfile;
		3815
		3816	my $pid = <$fh>;
		3817	kill 9, $pid if $pid > 0;
		3818
		3819	seek $fh, 0, 0;
		3820	print $fh $$;
		3821	}
		3822
		3823	sub main_loop {
		3824	trace "EV::loop starting\n";
		3825	if (1) {
		3826	EV::loop;
		3827	}
		3828	trace "EV::loop returned\n";
		3829	goto &main_loop unless $REALLY_UNLOOP;
		3830	}
		3831
3197	sub main {	3832	sub main {
		3833	cf::init_globals; # initialise logging
		3834
		3835	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3836	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3837	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3838	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3839
		3840	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3841
3198	# we must not ever block the main coroutine	3842	# we must not ever block the main coroutine
3199	local $Coro::idle = sub {	3843	$Coro::idle = sub {
3200	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3844	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3201	(async {	3845	(async {
3202	$Coro::current->{desc} = "IDLE BUG HANDLER";	3846	$Coro::current->{desc} = "IDLE BUG HANDLER";
3203	Event::one_event;	3847	EV::loop EV::LOOP_ONESHOT;
3204	})->prio (Coro::PRIO_MAX);	3848	})->prio (Coro::PRIO_MAX);
3205	};	3849	};
3206		3850
		3851	evthread_start IO::AIO::poll_fileno;
		3852
		3853	cf::sync_job {
		3854	cf::incloader::init ();
		3855
		3856	db_init;
		3857
		3858	cf::init_anim;
		3859	cf::init_attackmess;
		3860	cf::init_dynamic;
		3861
		3862	cf::load_settings;
		3863
		3864	reload_resources;
3207	reload_config;	3865	reload_config;
3208	db_init;	3866
		3867	cf::init_uuid;
		3868	cf::init_signals;
		3869	cf::init_skills;
		3870
		3871	cf::init_beforeplay;
		3872
		3873	atomic;
		3874
3209	load_extensions;	3875	load_extensions;
3210		3876
3211	$TICK_WATCHER->start;	3877	utime time, time, $RUNTIMEFILE;
3212	Event::loop;	3878
		3879	# no (long-running) fork's whatsoever before this point(!)
		3880	use POSIX ();
		3881	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3882
		3883	cf::_post_init 0;
		3884	};
		3885
		3886	cf::object::thawer::errors_are_fatal 0;
		3887	info "parse errors in files are no longer fatal from this point on.\n";
		3888
		3889	AE::postpone {
		3890	undef &main; # free gobs of memory :)
		3891	};
		3892
		3893	goto &main_loop;
3213	}	3894	}
3214		3895
3215	#############################################################################	3896	#############################################################################
3216	# initialisation and cleanup	3897	# initialisation and cleanup
3217		3898
3218	# install some emergency cleanup handlers	3899	# install some emergency cleanup handlers
3219	BEGIN {	3900	BEGIN {
		3901	our %SIGWATCHER = ();
3220	for my $signal (qw(INT HUP TERM)) {	3902	for my $signal (qw(INT HUP TERM)) {
3221	Event->signal (	3903	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3222	reentrant => 0,
3223	data => WF_AUTOCANCEL,
3224	signal => $signal,
3225	prio => 0,
3226	cb => sub {
3227	cf::cleanup "SIG$signal";	3904	cf::cleanup "SIG$signal";
3228	},
3229	);	3905	};
3230	}	3906	}
3231	}	3907	}
3232		3908
3233	sub write_runtime {	3909	sub write_runtime_sync {
3234	my $runtime = "$LOCALDIR/runtime";	3910	my $t0 = AE::time;
3235		3911
3236	# first touch the runtime file to show we are still running:	3912	# first touch the runtime file to show we are still running:
3237	# the fsync below can take a very very long time.	3913	# the fsync below can take a very very long time.
3238		3914
3239	IO::AIO::aio_utime $runtime, undef, undef;	3915	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3240		3916
3241	my $guard = cf::lock_acquire "write_runtime";	3917	my $guard = cf::lock_acquire "write_runtime";
3242		3918
3243	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3919	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3244	or return;	3920	or return;
3245		3921
3246	my $value = $cf::RUNTIME + 90 + 10;	3922	my $value = $cf::RUNTIME + 90 + 10;
3247	# 10 is the runtime save interval, for a monotonic clock	3923	# 10 is the runtime save interval, for a monotonic clock
3248	# 60 allows for the watchdog to kill the server.	3924	# 60 allows for the watchdog to kill the server.
…		…
3258	aio_utime $fh, undef, undef;	3934	aio_utime $fh, undef, undef;
3259		3935
3260	close $fh	3936	close $fh
3261	or return;	3937	or return;
3262		3938
3263	aio_rename "$runtime~", $runtime	3939	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3264	and return;	3940	and return;
3265		3941
3266	warn "runtime file written.\n";	3942	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3267		3943
3268	1	3944	1
		3945	}
		3946
		3947	our $uuid_lock;
		3948	our $uuid_skip;
		3949
		3950	sub write_uuid_sync($) {
		3951	$uuid_skip ||= $_[0];
		3952
		3953	return if $uuid_lock;
		3954	local $uuid_lock = 1;
		3955
		3956	my $uuid = "$LOCALDIR/uuid";
		3957
		3958	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3959	or return;
		3960
		3961	my $value = uuid_seq uuid_cur;
		3962
		3963	unless ($value) {
		3964	info "cowardly refusing to write zero uuid value!\n";
		3965	return;
		3966	}
		3967
		3968	my $value = uuid_str $value + $uuid_skip;
		3969	$uuid_skip = 0;
		3970
		3971	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3972	and return;
		3973
		3974	# always fsync - this file is important
		3975	aio_fsync $fh
		3976	and return;
		3977
		3978	close $fh
		3979	or return;
		3980
		3981	aio_rename "$uuid~", $uuid
		3982	and return;
		3983
		3984	trace "uuid file written ($value).\n";
		3985
		3986	1
		3987
		3988	}
		3989
		3990	sub write_uuid($$) {
		3991	my ($skip, $sync) = @_;
		3992
		3993	$sync ? write_uuid_sync $skip
		3994	: async { write_uuid_sync $skip };
3269	}	3995	}
3270		3996
3271	sub emergency_save() {	3997	sub emergency_save() {
3272	my $freeze_guard = cf::freeze_mainloop;	3998	my $freeze_guard = cf::freeze_mainloop;
3273		3999
3274	warn "enter emergency perl save\n";	4000	info "emergency_perl_save: enter\n";
		4001
		4002	# this is a trade-off: we want to be very quick here, so
		4003	# save all maps without fsync, and later call a global sync
		4004	# (which in turn might be very very slow)
		4005	local $USE_FSYNC = 0;
3275		4006
3276	cf::sync_job {	4007	cf::sync_job {
		4008	cf::write_runtime_sync; # external watchdog should not bark
		4009
3277	# use a peculiar iteration method to avoid tripping on perl	4010	# use a peculiar iteration method to avoid tripping on perl
3278	# refcount bugs in for. also avoids problems with players	4011	# refcount bugs in for. also avoids problems with players
3279	# and maps saved/destroyed asynchronously.	4012	# and maps saved/destroyed asynchronously.
3280	warn "begin emergency player save\n";	4013	info "emergency_perl_save: begin player save\n";
3281	for my $login (keys %cf::PLAYER) {	4014	for my $login (keys %cf::PLAYER) {
3282	my $pl = $cf::PLAYER{$login} or next;	4015	my $pl = $cf::PLAYER{$login} or next;
3283	$pl->valid or next;	4016	$pl->valid or next;
		4017	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3284	$pl->save;	4018	$pl->save;
3285	}	4019	}
3286	warn "end emergency player save\n";	4020	info "emergency_perl_save: end player save\n";
3287		4021
3288	warn "begin emergency map save\n";	4022	cf::write_runtime_sync; # external watchdog should not bark
		4023
		4024	info "emergency_perl_save: begin map save\n";
3289	for my $path (keys %cf::MAP) {	4025	for my $path (keys %cf::MAP) {
3290	my $map = $cf::MAP{$path} or next;	4026	my $map = $cf::MAP{$path} or next;
3291	$map->valid or next;	4027	$map->valid or next;
3292	$map->save;	4028	$map->save;
3293	}	4029	}
3294	warn "end emergency map save\n";	4030	info "emergency_perl_save: end map save\n";
3295		4031
3296	warn "begin emergency database checkpoint\n";	4032	cf::write_runtime_sync; # external watchdog should not bark
		4033
		4034	info "emergency_perl_save: begin database checkpoint\n";
3297	BDB::db_env_txn_checkpoint $DB_ENV;	4035	BDB::db_env_txn_checkpoint $DB_ENV;
3298	warn "end emergency database checkpoint\n";	4036	info "emergency_perl_save: end database checkpoint\n";
		4037
		4038	info "emergency_perl_save: begin write uuid\n";
		4039	write_uuid_sync 1;
		4040	info "emergency_perl_save: end write uuid\n";
		4041
		4042	cf::write_runtime_sync; # external watchdog should not bark
		4043
		4044	trace "emergency_perl_save: syncing database to disk";
		4045	BDB::db_env_txn_checkpoint $DB_ENV;
		4046
		4047	info "emergency_perl_save: starting sync\n";
		4048	IO::AIO::aio_sync sub {
		4049	info "emergency_perl_save: finished sync\n";
		4050	};
		4051
		4052	cf::write_runtime_sync; # external watchdog should not bark
		4053
		4054	trace "emergency_perl_save: flushing outstanding aio requests";
		4055	while (IO::AIO::nreqs || BDB::nreqs) {
		4056	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4057	}
		4058
		4059	cf::write_runtime_sync; # external watchdog should not bark
3299	};	4060	};
3300		4061
3301	warn "leave emergency perl save\n";	4062	info "emergency_perl_save: leave\n";
3302	}	4063	}
3303		4064
3304	sub post_cleanup {	4065	sub post_cleanup {
3305	my ($make_core) = @_;	4066	my ($make_core) = @_;
3306		4067
		4068	IO::AIO::flush;
		4069
3307	warn Carp::longmess "post_cleanup backtrace"	4070	error Carp::longmess "post_cleanup backtrace"
3308	if $make_core;	4071	if $make_core;
		4072
		4073	my $fh = pidfile;
		4074	unlink $PIDFILE if <$fh> == $$;
		4075	}
		4076
		4077	# a safer delete_package, copied from Symbol
		4078	sub clear_package($) {
		4079	my $pkg = shift;
		4080
		4081	# expand to full symbol table name if needed
		4082	unless ($pkg =~ /^main::.*::$/) {
		4083	$pkg = "main$pkg" if $pkg =~ /^::/;
		4084	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4085	$pkg .= '::' unless $pkg =~ /::$/;
		4086	}
		4087
		4088	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4089	my $stem_symtab = *{$stem}{HASH};
		4090
		4091	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4092	or return;
		4093
		4094	# clear all symbols
		4095	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4096	for my $name (keys %$leaf_symtab) {
		4097	_gv_clear *{"$pkg$name"};
		4098	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4099	}
3309	}	4100	}
3310		4101
3311	sub do_reload_perl() {	4102	sub do_reload_perl() {
3312	# can/must only be called in main	4103	# can/must only be called in main
3313	if ($Coro::current != $Coro::main) {	4104	unless (in_main) {
3314	warn "can only reload from main coroutine";	4105	error "can only reload from main coroutine";
3315	return;	4106	return;
3316	}	4107	}
3317		4108
3318	warn "reloading...";	4109	return if $RELOAD++;
3319		4110
3320	warn "entering sync_job";	4111	my $t1 = AE::time;
3321		4112
		4113	while ($RELOAD) {
		4114	cf::get_slot 0.1, -1, "reload_perl";
		4115	info "perl_reload: reloading...";
		4116
		4117	trace "perl_reload: entering sync_job";
		4118
3322	cf::sync_job {	4119	cf::sync_job {
3323	cf::write_runtime; # external watchdog should not bark
3324	cf::emergency_save;	4120	#cf::emergency_save;
3325	cf::write_runtime; # external watchdog should not bark
3326		4121
3327	warn "syncing database to disk";
3328	BDB::db_env_txn_checkpoint $DB_ENV;
3329
3330	# if anything goes wrong in here, we should simply crash as we already saved
3331
3332	warn "cancelling all WF_AUTOCANCEL watchers";
3333	for (Event::all_watchers) {
3334	$_->cancel if $_->data & WF_AUTOCANCEL;
3335	}
3336
3337	warn "flushing outstanding aio requests";
3338	for (;;) {
3339	BDB::flush;
3340	IO::AIO::flush;
3341	Coro::cede;
3342	last unless IO::AIO::nreqs || BDB::nreqs;
3343	warn "iterate...";
3344	}
3345
3346	++$RELOAD;
3347
3348	warn "cancelling all extension coros";	4122	trace "perl_reload: cancelling all extension coros";
3349	$_->cancel for values %EXT_CORO;	4123	$_->cancel for values %EXT_CORO;
3350	%EXT_CORO = ();	4124	%EXT_CORO = ();
3351		4125
3352	warn "removing commands";	4126	trace "perl_reload: removing commands";
3353	%COMMAND = ();	4127	%COMMAND = ();
3354		4128
3355	warn "removing ext/exti commands";	4129	trace "perl_reload: removing ext/exti commands";
3356	%EXTCMD = ();	4130	%EXTCMD = ();
3357	%EXTICMD = ();	4131	%EXTICMD = ();
3358		4132
3359	warn "unloading/nuking all extensions";	4133	trace "perl_reload: unloading/nuking all extensions";
3360	for my $pkg (@EXTS) {	4134	for my $pkg (@EXTS) {
3361	warn "... unloading $pkg";	4135	trace "... unloading $pkg";
3362		4136
3363	if (my $cb = $pkg->can ("unload")) {	4137	if (my $cb = $pkg->can ("unload")) {
3364	eval {	4138	eval {
3365	$cb->($pkg);	4139	$cb->($pkg);
3366	1	4140	1
3367	} or warn "$pkg unloaded, but with errors: $@";	4141	} or error "$pkg unloaded, but with errors: $@";
		4142	}
		4143
		4144	trace "... clearing $pkg";
		4145	clear_package $pkg;
3368	}	4146	}
3369		4147
3370	warn "... nuking $pkg";
3371	Symbol::delete_package $pkg;
3372	}
3373
3374	warn "unloading all perl modules loaded from $LIBDIR";	4148	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3375	while (my ($k, $v) = each %INC) {	4149	while (my ($k, $v) = each %INC) {
3376	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4150	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3377		4151
3378	warn "... unloading $k";	4152	trace "... unloading $k";
3379	delete $INC{$k};	4153	delete $INC{$k};
3380		4154
3381	$k =~ s/\.pm$//;	4155	$k =~ s/\.pm$//;
3382	$k =~ s/\//::/g;	4156	$k =~ s/\//::/g;
3383		4157
3384	if (my $cb = $k->can ("unload_module")) {	4158	if (my $cb = $k->can ("unload_module")) {
3385	$cb->();	4159	$cb->();
		4160	}
		4161
		4162	clear_package $k;
3386	}	4163	}
3387		4164
3388	Symbol::delete_package $k;
3389	}
3390
3391	warn "getting rid of safe::, as good as possible";	4165	trace "perl_reload: getting rid of safe::, as good as possible";
3392	Symbol::delete_package "safe::$_"	4166	clear_package "safe::$_"
3393	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4167	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3394		4168
3395	warn "unloading cf.pm \"a bit\"";	4169	trace "perl_reload: unloading cf.pm \"a bit\"";
3396	delete $INC{"cf.pm"};	4170	delete $INC{"cf.pm"};
3397	delete $INC{"cf/pod.pm"};	4171	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3398		4172
3399	# don't, removes xs symbols, too,	4173	# don't, removes xs symbols, too,
3400	# and global variables created in xs	4174	# and global variables created in xs
3401	#Symbol::delete_package __PACKAGE__;	4175	#clear_package __PACKAGE__;
3402		4176
3403	warn "unload completed, starting to reload now";	4177	info "perl_reload: unload completed, starting to reload now";
3404		4178
3405	warn "reloading cf.pm";	4179	trace "perl_reload: reloading cf.pm";
3406	require cf;	4180	require cf;
3407	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4181	cf::_connect_to_perl_1;
3408		4182
3409	warn "loading config and database again";	4183	trace "perl_reload: loading config and database again";
3410	cf::reload_config;	4184	cf::reload_config;
3411		4185
3412	warn "loading extensions";	4186	trace "perl_reload: loading extensions";
3413	cf::load_extensions;	4187	cf::load_extensions;
3414		4188
		4189	if ($REATTACH_ON_RELOAD) {
3415	warn "reattaching attachments to objects/players";	4190	trace "perl_reload: reattaching attachments to objects/players";
3416	_global_reattach; # objects, sockets	4191	_global_reattach; # objects, sockets
3417	warn "reattaching attachments to maps";	4192	trace "perl_reload: reattaching attachments to maps";
3418	reattach $_ for values %MAP;	4193	reattach $_ for values %MAP;
3419	warn "reattaching attachments to players";	4194	trace "perl_reload: reattaching attachments to players";
3420	reattach $_ for values %PLAYER;	4195	reattach $_ for values %PLAYER;
		4196	}
3421		4197
3422	warn "leaving sync_job";	4198	cf::_post_init 1;
3423		4199
		4200	trace "perl_reload: leaving sync_job";
		4201
3424	1	4202	1
3425	} or do {	4203	} or do {
3426	warn $@;	4204	error $@;
3427	warn "error while reloading, exiting.";	4205	cf::cleanup "perl_reload: error, exiting.";
3428	exit 1;	4206	};
		4207
		4208	--$RELOAD;
3429	};	4209	}
3430		4210
3431	warn "reloaded";	4211	$t1 = AE::time - $t1;
		4212	info "perl_reload: completed in ${t1}s\n";
3432	};	4213	};
3433		4214
3434	our $RELOAD_WATCHER; # used only during reload	4215	our $RELOAD_WATCHER; # used only during reload
3435		4216
3436	sub reload_perl() {	4217	sub reload_perl() {
3437	# doing reload synchronously and two reloads happen back-to-back,	4218	# doing reload synchronously and two reloads happen back-to-back,
3438	# coro crashes during coro_state_free->destroy here.	4219	# coro crashes during coro_state_free->destroy here.
3439		4220
3440	$RELOAD_WATCHER ||= Event->timer (	4221	$RELOAD_WATCHER ||= cf::async {
3441	reentrant => 0,	4222	Coro::AIO::aio_wait cache_extensions;
3442	after => 0,	4223
3443	data => WF_AUTOCANCEL,	4224	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3444	cb => sub {
3445	do_reload_perl;	4225	do_reload_perl;
3446	undef $RELOAD_WATCHER;	4226	undef $RELOAD_WATCHER;
3447	},	4227	};
3448	);	4228	};
3449	}	4229	}
3450		4230
3451	register_command "reload" => sub {	4231	register_command "reload" => sub {
3452	my ($who, $arg) = @_;	4232	my ($who, $arg) = @_;
3453		4233
…		…
3458	reload_perl;	4238	reload_perl;
3459	};	4239	};
3460	}	4240	}
3461	};	4241	};
3462		4242
3463	unshift @INC, $LIBDIR;	4243	#############################################################################
3464		4244
3465	my $bug_warning = 0;	4245	my $bug_warning = 0;
3466		4246
3467	our @WAIT_FOR_TICK;
3468	our @WAIT_FOR_TICK_BEGIN;
3469
3470	sub wait_for_tick {	4247	sub wait_for_tick() {
3471	return unless $TICK_WATCHER->is_active;	4248	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3472	return if $Coro::current == $Coro::main;
3473		4249
3474	my $signal = new Coro::Signal;	4250	$WAIT_FOR_TICK->wait;
3475	push @WAIT_FOR_TICK, $signal;
3476	$signal->wait;
3477	}	4251	}
3478		4252
3479	sub wait_for_tick_begin {	4253	sub wait_for_tick_begin() {
3480	return unless $TICK_WATCHER->is_active;	4254	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3481	return if $Coro::current == $Coro::main;
3482		4255
3483	my $signal = new Coro::Signal;	4256	my $signal = new Coro::Signal;
3484	push @WAIT_FOR_TICK_BEGIN, $signal;	4257	push @WAIT_FOR_TICK_BEGIN, $signal;
3485	$signal->wait;	4258	$signal->wait;
3486	}	4259	}
3487		4260
3488	$TICK_WATCHER = Event->timer (	4261	sub tick {
3489	reentrant => 0,
3490	parked => 1,
3491	prio => 0,
3492	at => $NEXT_TICK || $TICK,
3493	data => WF_AUTOCANCEL,
3494	cb => sub {
3495	if ($Coro::current != $Coro::main) {	4262	if ($Coro::current != $Coro::main) {
3496	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4263	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3497	unless ++$bug_warning > 10;	4264	unless ++$bug_warning > 10;
3498	return;	4265	return;
3499	}	4266	}
3500		4267
3501	$NOW = $tick_start = Event::time;	4268	cf::one_tick; # one server iteration
3502		4269
3503	cf::server_tick; # one server iteration	4270	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3504		4271
3505	$RUNTIME += $TICK;
3506	$NEXT_TICK += $TICK;
3507
3508	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4272	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3509	$NEXT_RUNTIME_WRITE = $NOW + 10;	4273	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3510	Coro::async_pool {	4274	Coro::async_pool {
3511	$Coro::current->{desc} = "runtime saver";	4275	$Coro::current->{desc} = "runtime saver";
3512	write_runtime	4276	write_runtime_sync
3513	or warn "ERROR: unable to write runtime file: $!";	4277	or error "ERROR: unable to write runtime file: $!";
3514	};
3515	}	4278	};
		4279	}
3516		4280
3517	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4281	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3518	$sig->send;	4282	$sig->send;
3519	}	4283	}
3520	while (my $sig = shift @WAIT_FOR_TICK) {	4284	$WAIT_FOR_TICK->broadcast;
3521	$sig->send;
3522	}
3523		4285
3524	$NOW = Event::time;	4286	$LOAD = ($NOW - $TICK_START) / $TICK;
3525
3526	# if we are delayed by four ticks or more, skip them all
3527	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3528
3529	$TICK_WATCHER->at ($NEXT_TICK);
3530	$TICK_WATCHER->start;
3531
3532	$LOAD = ($NOW - $tick_start) / $TICK;
3533	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4287	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3534		4288
3535	_post_tick;	4289	if (0) {
		4290	if ($NEXT_TICK) {
		4291	my $jitter = $TICK_START - $NEXT_TICK;
		4292	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4293	debug "jitter $JITTER\n";#d#
		4294	}
3536	},	4295	}
3537	);	4296	}
3538		4297
3539	{	4298	{
		4299	# configure BDB
		4300	info "initialising database";
		4301
3540	BDB::min_parallel 8;	4302	BDB::min_parallel 16;
3541	BDB::max_poll_time $TICK * 0.1;	4303	BDB::max_poll_reqs $TICK * 0.1;
3542	$BDB_POLL_WATCHER = Event->io (	4304	#$AnyEvent::BDB::WATCHER->priority (1);
3543	reentrant => 0,
3544	fd => BDB::poll_fileno,
3545	poll => 'r',
3546	prio => 0,
3547	data => WF_AUTOCANCEL,
3548	cb => \&BDB::poll_cb,
3549	);
3550
3551	BDB::set_sync_prepare {
3552	my $status;
3553	my $current = $Coro::current;
3554	(
3555	sub {
3556	$status = $!;
3557	$current->ready; undef $current;
3558	},
3559	sub {
3560	Coro::schedule while defined $current;
3561	$! = $status;
3562	},
3563	)
3564	};
3565		4305
3566	unless ($DB_ENV) {	4306	unless ($DB_ENV) {
3567	$DB_ENV = BDB::db_env_create;	4307	$DB_ENV = BDB::db_env_create;
3568	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4308	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3569	| BDB::LOG_AUTOREMOVE, 1);	4309	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4310	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3570	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4311	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3571	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4312	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3572		4313
3573	cf::sync_job {	4314	cf::sync_job {
3574	eval {	4315	eval {
…		…
3584		4325
3585	cf::cleanup "db_env_open(db): $@" if $@;	4326	cf::cleanup "db_env_open(db): $@" if $@;
3586	};	4327	};
3587	}	4328	}
3588		4329
3589	$BDB_DEADLOCK_WATCHER = Event->timer (	4330	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3590	after => 3,
3591	interval => 1,
3592	hard => 1,
3593	prio => 0,
3594	data => WF_AUTOCANCEL,
3595	cb => sub {
3596	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4331	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3597	},
3598	);	4332	};
3599	$BDB_CHECKPOINT_WATCHER = Event->timer (	4333	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3600	after => 11,
3601	interval => 60,
3602	hard => 1,
3603	prio => 0,
3604	data => WF_AUTOCANCEL,
3605	cb => sub {
3606	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4334	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3607	},
3608	);	4335	};
3609	$BDB_TRICKLE_WATCHER = Event->timer (	4336	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3610	after => 5,
3611	interval => 10,
3612	hard => 1,
3613	prio => 0,
3614	data => WF_AUTOCANCEL,
3615	cb => sub {
3616	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4337	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3617	},
3618	);	4338	};
		4339
		4340	info "database initialised";
3619	}	4341	}
3620		4342
3621	{	4343	{
		4344	# configure IO::AIO
		4345
		4346	info "initialising aio";
3622	IO::AIO::min_parallel 8;	4347	IO::AIO::min_parallel 8;
3623
3624	undef $Coro::AIO::WATCHER;
3625	IO::AIO::max_poll_time $TICK * 0.1;	4348	IO::AIO::max_poll_time $TICK * 0.1;
3626	$AIO_POLL_WATCHER = Event->io (	4349	undef $AnyEvent::AIO::WATCHER;
3627	reentrant => 0,	4350	info "aio initialised";
3628	data => WF_AUTOCANCEL,
3629	fd => IO::AIO::poll_fileno,
3630	poll => 'r',
3631	prio => 0,
3632	cb => \&IO::AIO::poll_cb,
3633	);
3634	}	4351	}
3635		4352
3636	my $_log_backtrace;	4353	our $_log_backtrace;
		4354	our $_log_backtrace_last;
3637		4355
3638	sub _log_backtrace {	4356	sub _log_backtrace {
3639	my ($msg, @addr) = @_;	4357	my ($msg, @addr) = @_;
3640		4358
3641	$msg =~ s/\n//;	4359	$msg =~ s/\n$//;
3642		4360
		4361	if ($_log_backtrace_last eq $msg) {
		4362	LOG llevInfo, "[ABT] $msg\n";
		4363	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3643	# limit the # of concurrent backtraces	4364	# limit the # of concurrent backtraces
3644	if ($_log_backtrace < 2) {	4365	} elsif ($_log_backtrace < 2) {
		4366	$_log_backtrace_last = $msg;
3645	++$_log_backtrace;	4367	++$_log_backtrace;
		4368	my $perl_bt = Carp::longmess $msg;
3646	async {	4369	async {
3647	$Coro::current->{desc} = "abt $msg";	4370	$Coro::current->{desc} = "abt $msg";
3648		4371
3649	my @bt = fork_call {	4372	my @bt = fork_call {
3650	@addr = map { sprintf "%x", $_ } @addr;	4373	@addr = map { sprintf "%x", $_ } @addr;
…		…
3661	}	4384	}
3662		4385
3663	@funcs	4386	@funcs
3664	};	4387	};
3665		4388
3666	LOG llevInfo, "[ABT] $msg\n";	4389	LOG llevInfo, "[ABT] $perl_bt\n";
		4390	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3667	LOG llevInfo, "[ABT] $_\n" for @bt;	4391	LOG llevInfo, "[ABT] $_\n" for @bt;
3668	--$_log_backtrace;	4392	--$_log_backtrace;
3669	};	4393	};
3670	} else {	4394	} else {
3671	LOG llevInfo, "[ABT] $msg\n";	4395	LOG llevInfo, "[ABT] $msg\n";
3672	LOG llevInfo, "[ABT] [suppressed]\n";	4396	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3673	}	4397	}
3674	}	4398	}
3675		4399
3676	# load additional modules	4400	# load additional modules
3677	use cf::pod;	4401	require "cf/$_.pm" for @EXTRA_MODULES;
		4402	cf::_connect_to_perl_2;
3678		4403
3679	END { cf::emergency_save }	4404	END { cf::emergency_save }
3680		4405
3681	1	4406	1
3682		4407

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