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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.389 by root, Sat Oct 20 04:39:57 2007 UTC vs.
Revision 1.591 by root, Tue Nov 6 23:33:15 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Event;	30	use EV;
10	use Opcode;	31	use Opcode;
11	use Safe;	32	use Safe;
12	use Safe::Hole;	33	use Safe::Hole;
13	use Storable ();	34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 4.1 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
24	use Coro::Util ();	54	use Coro::Util ();
25		55
		56	use Guard ();
26	use JSON::XS ();	57	use JSON::XS 2.01 ();
27	use BDB ();	58	use BDB ();
28	use Data::Dumper;	59	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	60	use Fcntl;
31	use YAML::Syck ();	61	use YAML::XS ();
32	use IO::AIO 2.51 ();	62	use IO::AIO ();
33	use Time::HiRes;	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	LOG llevError, Carp::longmess "sync job";#d#	672	#LOG llevError, Carp::longmess "sync job";#d#
433		673
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
437		675
438	my $busy = 1;	676	my $busy = 1;
439	my @res;	677	my @res;
440		678
441	(async {	679	(async {
442	$Coro::current->desc ("sync job coro");	680	$Coro::current->desc ("sync job coro");
443	@res = eval { $job->() };	681	@res = eval { $job->() };
444	warn $@ if $@;	682	error $@ if $@;
445	undef $busy;	683	undef $busy;
446	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
447		685
448	while ($busy) {	686	while ($busy) {
449	if (Coro::nready) {	687	if (Coro::nready) {
450	Coro::cede_notself;	688	Coro::cede_notself;
451	} else {	689	} else {
452	Event::one_event;	690	EV::loop EV::LOOP_ONESHOT;
453	}	691	}
454	}	692	}
455		693
456	$time = Event::time - $time;	694	my $time = AE::time - $time;
457		695
458	LOG llevError | logBacktrace, Carp::longmess "long sync job"
459	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
460
461	$tick_start += $time; # do not account sync jobs to server load	696	$TICK_START += $time; # do not account sync jobs to server load
462		697
463	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
464	} else {	699	} else {
465	# we are in another coroutine, how wonderful, everything just works	700	# we are in another coroutine, how wonderful, everything just works
466		701
…		…
486	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
487		722
488	$coro	723	$coro
489	}	724	}
490		725
491	=item fork_call { }, $args	726	=item fork_call { }, @args
492		727
493	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
494	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
495	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
496	never block itself or use any form of Event handling.	731	never block itself or use any form of event handling.
497		732
498	=cut	733	=cut
		734
		735	sub post_fork {
		736	reset_signals;
		737	}
499		738
500	sub fork_call(&@) {	739	sub fork_call(&@) {
501	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
502		741
503	# 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,
504	# otherwise perl prematurely frees the stuff :/	743	# otherwise perl prematurely frees the stuff :/
505	# TODO: investigate and fix (likely this will be rather laborious)	744	# TODO: investigate and fix (likely this will be rather laborious)
506		745
507	my @res = Coro::Util::fork_eval {	746	my @res = Coro::Util::fork_eval {
508	reset_signals;	747	cf::post_fork;
509	&$cb	748	&$cb
510	}, @args;	749	} @args;
511		750
512	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
513	}	790	}
514		791
515	=item $value = cf::db_get $family => $key	792	=item $value = cf::db_get $family => $key
516		793
517	Returns a single value from the environment database.	794	Returns a single value from the environment database.
…		…
527	within each server.	804	within each server.
528		805
529	=cut	806	=cut
530		807
531	sub db_table($) {	808	sub db_table($) {
		809	cf::error "db_get called from main context"
		810	if $Coro::current == $Coro::main;
		811
532	my ($name) = @_;	812	my ($name) = @_;
533	my $db = BDB::db_create $DB_ENV;	813	my $db = BDB::db_create $DB_ENV;
534		814
535	eval {	815	eval {
536	$db->set_flags (BDB::CHKSUM);	816	$db->set_flags (BDB::CHKSUM);
…		…
546	}	826	}
547		827
548	our $DB;	828	our $DB;
549		829
550	sub db_init {	830	sub db_init {
551	cf::sync_job {
552	$DB ||= db_table "db";	831	$DB ||= db_table "db";
553	};
554	}	832	}
555		833
556	sub db_get($$) {	834	sub db_get($$) {
557	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
558		836
559	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
560	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
561		841
562	$! ? ()	842	$! ? ()
563	: $data	843	: $data
564	}
565	}	844	}
566		845
567	sub db_put($$$) {	846	sub db_put($$$) {
568	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
569	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
597		876
598	my @data;	877	my @data;
599	my $md5;	878	my $md5;
600		879
601	for (0 .. $#$src) {	880	for (0 .. $#$src) {
602	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
603	or Carp::croak "$src->[$_]: $!";
604	}	882	}
605		883
606	# if processing is expensive, check	884	# if processing is expensive, check
607	# checksum first	885	# checksum first
608	if (1) {	886	if (1) {
…		…
625		903
626	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
627	my $data = $process->(\@data);	905	my $data = $process->(\@data);
628	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
629		907
630	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
631		909
632	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
633	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
634	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
635		913
…		…
645		923
646	=cut	924	=cut
647		925
648	sub datalog($@) {	926	sub datalog($@) {
649	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
650	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
651	}	929	}
652		930
653	=back	931	=back
654		932
655	=cut	933	=cut
656		934
657	#############################################################################	935	#############################################################################
658		936
659	=head2 ATTACHABLE OBJECTS	937	=head2 ATTACHABLE OBJECTS
660		938
661	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
662	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")
663	to it. All such attachable objects support the following methods.	941	to it. All such attachable objects support the following methods.
664		942
665	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>
666	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
667	Crossfire TRT).	945	Deliantra).
668		946
669	=over 4	947	=over 4
670		948
671	=item $attachable->attach ($attachment, key => $value...)	949	=item $attachable->attach ($attachment, key => $value...)
672		950
…		…
716	=item cf::CLASS::attachment $name, ...	994	=item cf::CLASS::attachment $name, ...
717		995
718	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
719	given CLASS can refer to this attachment.	997	given CLASS can refer to this attachment.
720		998
721	Some classes such as crossfire maps and objects can specify attachments	999	Some classes such as deliantra maps and objects can specify attachments
722	that are attached at load/instantiate time, thus the need for a name.	1000	that are attached at load/instantiate time, thus the need for a name.
723		1001
724	These calls expect any number of the following handler/hook descriptions:	1002	These calls expect any number of the following handler/hook descriptions:
725		1003
726	=over 4	1004	=over 4
…		…
850		1128
851	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
852	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
853		1131
854	} elsif (ref $type) {	1132	} elsif (ref $type) {
855	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
856		1134
857	} else {	1135	} else {
858	shift @arg;	1136	shift @arg;
859	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
860	}	1138	}
861	}	1139	}
862	}	1140	}
863		1141
864	sub _object_attach {	1142	sub _object_attach {
…		…
874	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
875	}	1153	}
876		1154
877	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
878	} else {	1156	} else {
879	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
880	}	1158	}
881		1159
882	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
883	}	1161	}
884		1162
…		…
943		1221
944	for (@$callbacks) {	1222	for (@$callbacks) {
945	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
946		1224
947	if ($@) {	1225	if ($@) {
948	warn "$@";
949	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
950	override;	1227	override;
951	}	1228	}
952		1229
953	return 1 if $override;	1230	return 1 if $override;
954	}	1231	}
955		1232
956	0	1233	0
957	}	1234	}
958		1235
959	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
960		1237
961	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
962		1239
963	Generate an object-specific event with the given arguments.	1240	Generate an object-specific event with the given arguments.
964		1241
…		…
1017		1294
1018	sub reattach {	1295	sub reattach {
1019	# basically do the same as instantiate, without calling instantiate	1296	# basically do the same as instantiate, without calling instantiate
1020	my ($obj) = @_;	1297	my ($obj) = @_;
1021		1298
		1299	# no longer needed after getting rid of delete_package?
1022	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
1023		1301
1024	my $registry = $obj->registry;	1302	my $registry = $obj->registry;
1025		1303
1026	@$registry = ();	1304	@$registry = ();
1027		1305
…		…
1032	for (@$attach) {	1310	for (@$attach) {
1033	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
1034	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
1035	}	1313	}
1036	} else {	1314	} else {
1037	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
1038	}	1316	}
1039	}	1317	}
1040	}	1318	}
1041		1319
1042	cf::attachable->attach (	1320	cf::attachable->attach (
1043	prio => -1000000,	1321	prio => -1000000,
1044	on_instantiate => sub {	1322	on_instantiate => sub {
1045	my ($obj, $data) = @_;	1323	my ($obj, $data) = @_;
1046		1324
1047	$data = from_json $data;	1325	$data = decode_json $data;
1048		1326
1049	for (@$data) {	1327	for (@$data) {
1050	my ($name, $args) = @$_;	1328	my ($name, $args) = @$_;
1051		1329
1052	$obj->attach ($name, %{$args || {} });	1330	$obj->attach ($name, %{$args || {} });
…		…
1069	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1070		1348
1071	sync_job {	1349	sync_job {
1072	if (length $$rdata) {	1350	if (length $$rdata) {
1073	utf8::decode (my $decname = $filename);	1351	utf8::decode (my $decname = $filename);
1074	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1075	$decname, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1076		1355
1077	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1078	chmod SAVE_MODE, $fh;	1357	aio_chmod $fh, SAVE_MODE;
1079	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1080	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	}
1081	close $fh;	1363	aio_close $fh;
1082		1364
1083	if (@$objs) {	1365	if (@$objs) {
1084	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) {
1085	chmod SAVE_MODE, $fh;	1367	aio_chmod $fh, SAVE_MODE;
1086	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1368	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1087	aio_write $fh, 0, (length $data), $data, 0;	1369	aio_write $fh, 0, (length $data), $data, 0;
1088	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	}
1089	close $fh;	1374	aio_close $fh;
1090	aio_rename "$filename.pst~", "$filename.pst";	1375	aio_rename "$filename.pst~", "$filename.pst";
1091	}	1376	}
1092	} else {	1377	} else {
1093	aio_unlink "$filename.pst";	1378	aio_unlink "$filename.pst";
1094	}	1379	}
1095		1380
1096	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
		1382
		1383	$filename =~ s%/[^/]+$%%;
		1384	aio_pathsync $filename if $cf::USE_FSYNC;
1097	} else {	1385	} else {
1098	warn "FATAL: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1099	}	1387	}
1100	} else {	1388	} else {
1101	aio_unlink $filename;	1389	aio_unlink $filename;
1102	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1103	}	1391	}
…		…
1127	my $st = eval { Coro::Storable::thaw $av };	1415	my $st = eval { Coro::Storable::thaw $av };
1128	$av = $st->{objs};	1416	$av = $st->{objs};
1129	}	1417	}
1130		1418
1131	utf8::decode (my $decname = $filename);	1419	utf8::decode (my $decname = $filename);
1132	warn sprintf "loading %s (%d,%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1133	$decname, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
1134		1423
1135	($data, $av)	1424	($data, $av)
1136	}	1425	}
1137		1426
1138	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
…		…
1194	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1195		1484
1196	$EXTICMD{$name} = $cb;	1485	$EXTICMD{$name} = $cb;
1197	}	1486	}
1198		1487
		1488	use File::Glob ();
		1489
1199	cf::player->attach (	1490	cf::player->attach (
1200	on_command => sub {	1491	on_unknown_command => sub {
1201	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1202		1493
1203	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1204	or return;	1495	or return;
1205		1496
…		…
1213	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1214		1505
1215	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1216		1507
1217	if (ref $msg) {	1508	if (ref $msg) {
1218	my ($type, $reply, @payload) =	1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1219	"ARRAY" eq ref $msg
1220	? @$msg
1221	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1222		1510
1223	my @reply;	1511	my @reply;
1224		1512
1225	if (my $cb = $EXTCMD{$type}) {	1513	if (my $cb = $EXTCMD{$type}) {
1226	@reply = $cb->($pl, @payload);	1514	@reply = $cb->($pl, @payload);
…		…
1228		1516
1229	$pl->ext_reply ($reply, @reply)	1517	$pl->ext_reply ($reply, @reply)
1230	if $reply;	1518	if $reply;
1231		1519
1232	} else {	1520	} else {
1233	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1234	}	1522	}
1235		1523
1236	cf::override;	1524	cf::override;
1237	},	1525	},
1238	);	1526	);
1239		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
1240	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1241	cf::sync_job {	1557	cf::sync_job {
1242	my %todo;	1558	my %todo;
1243		1559
1244	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1245	next unless -r $path;	1561	next unless -r $path;
…		…
1263		1579
1264	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1265	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1266		1582
1267	$ext{source} =	1583	$ext{source} =
1268	"package $pkg; use strict; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1269	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1270	. $source	1586	. $source
1271	. "\n};\n1";	1587	. "\n};\n1";
1272		1588
1273	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1274	}	1590	}
1275		1591
		1592	my $pass = 0;
1276	my %done;	1593	my %done;
1277	while (%todo) {	1594	while (%todo) {
1278	my $progress;	1595	my $progress;
1279		1596
		1597	++$pass;
		1598
		1599	ext:
1280	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1281	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1282	goto skip	1602	next ext
1283	unless exists $done{$_};	1603	unless exists $done{$_};
1284	}	1604	}
1285		1605
1286	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1287		1607
1288	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 $@) {
1289	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1290	: "$v->{base}: extension inactive.\n";
1291		1621
		1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1292	if (exists $v->{meta}{mandatory}) {	1623	if exists $v->{meta}{mandatory};
1293	warn $msg;	1624
1294	warn "mandatory extension failed to load, exiting.\n";	1625	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1295	exit 1;	1626	delete $todo{$k};
1296	}	1627	} else {
1297		1628	$done{$k} = delete $todo{$k};
1298	warn $msg;	1629	push @EXTS, $v->{pkg};
		1630	$progress = 1;
		1631
		1632	info "$v->{base}: extension inactive.\n"
		1633	unless $active;
1299	}	1634	}
1300
1301	$done{$k} = delete $todo{$k};
1302	push @EXTS, $v->{pkg};
1303	$progress = 1;
1304	}	1635	}
1305		1636
1306	skip:	1637	unless ($progress) {
1307	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1308	unless $progress;	1639
		1640	while (my ($k, $v) = each %todo) {
		1641	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1642	if exists $v->{meta}{mandatory};
		1643	}
		1644
		1645	last;
		1646	}
1309	}	1647	}
1310	};	1648	};
1311	}	1649	}
1312		1650
1313	#############################################################################	1651	#############################################################################
1314		1652
1315	=back	1653	=back
1316		1654
1317	=head2 CORE EXTENSIONS	1655	=head2 CORE EXTENSIONS
1318		1656
1319	Functions and methods that extend core crossfire objects.	1657	Functions and methods that extend core deliantra objects.
1320		1658
1321	=cut	1659	=cut
1322		1660
1323	package cf::player;	1661	package cf::player;
1324		1662
…		…
1367		1705
1368	sub exists($) {	1706	sub exists($) {
1369	my ($login) = @_;	1707	my ($login) = @_;
1370		1708
1371	$cf::PLAYER{$login}	1709	$cf::PLAYER{$login}
1372	or cf::sync_job { !aio_stat path $login }	1710	or !aio_stat path $login
1373	}	1711	}
1374		1712
1375	sub find($) {	1713	sub find($) {
1376	return $cf::PLAYER{$_[0]} || do {	1714	return $cf::PLAYER{$_[0]} || do {
1377	my $login = $_[0];	1715	my $login = $_[0];
…		…
1389	my $f = new_from_file cf::object::thawer path $login	1727	my $f = new_from_file cf::object::thawer path $login
1390	or return;	1728	or return;
1391		1729
1392	my $pl = cf::player::load_pl $f	1730	my $pl = cf::player::load_pl $f
1393	or return;	1731	or return;
		1732
1394	local $cf::PLAYER_LOADING{$login} = $pl;	1733	local $cf::PLAYER_LOADING{$login} = $pl;
1395	$f->resolve_delayed_derefs;	1734	$f->resolve_delayed_derefs;
1396	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1397	}	1736	}
1398	}	1737	}
1399	}	1738	}
1400		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($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
1401	sub save($) {	1753	sub save($) {
1402	my ($pl) = @_;	1754	my ($pl) = @_;
1403		1755
1404	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
1405		1757
…		…
1408		1760
1409	return if $pl->{deny_save};	1761	return if $pl->{deny_save};
1410		1762
1411	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1412	$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];
1413		1770
1414	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1415	cf::cede_to_tick;	1772	cf::cede_to_tick;
1416	}	1773	}
1417		1774
…		…
1449	my ($pl) = @_;	1806	my ($pl) = @_;
1450		1807
1451	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1452		1809
1453	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1454	$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
1455		1812
1456	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1457	$pl->deactivate;	1814	$pl->deactivate;
		1815
		1816	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1458	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1459	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1460		1821
1461	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1462	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1463	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1501		1862
1502	for my $login (@$dirs) {	1863	for my $login (@$dirs) {
1503	my $path = path $login;	1864	my $path = path $login;
1504		1865
1505	# a .pst is a dead give-away for a valid player	1866	# a .pst is a dead give-away for a valid player
1506	unless (-e "$path.pst") {	1867	# if no pst file found, open and chekc for blocked users
		1868	if (aio_stat "$path.pst") {
1507	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1869	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1508	aio_read $fh, 0, 512, my $buf, 0 or next;	1870	aio_read $fh, 0, 512, my $buf, 0 or next;
1509	$buf !~ /^password -------------$/m or next; # official not-valid tag	1871	$buf !~ /^password -------------$/m or next; # official not-valid tag
1510	}	1872	}
1511		1873
…		…
1515		1877
1516	\@logins	1878	\@logins
1517	}	1879	}
1518		1880
1519	=item $player->maps	1881	=item $player->maps
		1882
		1883	=item cf::player::maps $login
1520		1884
1521	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1522	player. May block.	1886	player. May block.
1523		1887
1524	=cut	1888	=cut
…		…
1542	}	1906	}
1543		1907
1544	\@paths	1908	\@paths
1545	}	1909	}
1546		1910
1547	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1911	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1548		1912
1549	Expand crossfire pod fragments into protocol xml.	1913	Expand deliantra pod fragments into protocol xml.
1550
1551	=cut
1552
1553	sub expand_cfpod {
1554	((my $self), (local $_)) = @_;
1555
1556	# escape & and <
1557	s/&/&amp;/g;
1558	s/(?<![BIUGHT])</&lt;/g;
1559
1560	# this is buggy, it needs to properly take care of nested <'s
1561
1562	1 while
1563	# replace B<>, I<>, U<> etc.
1564	s/B<([^\>]*)>/<b>$1<\/b>/
1565	|| s/I<([^\>]*)>/<i>$1<\/i>/
1566	|| s/U<([^\>]*)>/<u>$1<\/u>/
1567	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1568	# replace G<male|female> tags
1569	|| s{G<([^>|]*)\|([^>]*)>}{
1570	$self->gender ? $2 : $1
1571	}ge
1572	# replace H<hint text>
1573	|| s{H<([^\>]*)>}
1574	{
1575	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1576	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1577	"")
1578	[$self->{hintmode}]
1579	}ge;
1580
1581	# create single paragraphs (very hackish)
1582	s/(?<=\S)\n(?=\w)/ /g;
1583
1584	# compress some whitespace
1585	s/\s+\n/\n/g; # ws line-ends
1586	s/\n\n+/\n/g; # double lines
1587	s/^\n+//; # beginning lines
1588	s/\n+$//; # ending lines
1589
1590	$_
1591	}
1592
1593	sub hintmode {
1594	$_[0]{hintmode} = $_[1] if @_ > 1;
1595	$_[0]{hintmode}
1596	}
1597		1914
1598	=item $player->ext_reply ($msgid, @msg)	1915	=item $player->ext_reply ($msgid, @msg)
1599		1916
1600	Sends an ext reply to the player.	1917	Sends an ext reply to the player.
1601		1918
…		…
1633		1950
1634	=cut	1951	=cut
1635		1952
1636	sub find_by_path($) {	1953	sub find_by_path($) {
1637	my ($path) = @_;	1954	my ($path) = @_;
		1955
		1956	$path =~ s/^~[^\/]*//; # skip ~login
1638		1957
1639	my ($match, $specificity);	1958	my ($match, $specificity);
1640		1959
1641	for my $region (list) {	1960	for my $region (list) {
1642	if ($region->{match} && $path =~ $region->{match}) {	1961	if ($region->{match} && $path =~ $region->{match}) {
…		…
1668	our $MAX_RESET = 3600;	1987	our $MAX_RESET = 3600;
1669	our $DEFAULT_RESET = 3000;	1988	our $DEFAULT_RESET = 3000;
1670		1989
1671	sub generate_random_map {	1990	sub generate_random_map {
1672	my ($self, $rmp) = @_;	1991	my ($self, $rmp) = @_;
1673	# mit "rum" bekleckern, nicht	1992
		1993	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1994
1674	$self->_create_random_map (	1995	$self->_create_random_map ($rmp);
1675	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1676	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1677	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1678	$rmp->{exit_on_final_map},
1679	$rmp->{xsize}, $rmp->{ysize},
1680	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1681	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1682	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1683	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1684	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1685	(cf::region::find $rmp->{region}), $rmp->{custom}
1686	)
1687	}	1996	}
1688		1997
1689	=item cf::map->register ($regex, $prio)	1998	=item cf::map->register ($regex, $prio)
1690		1999
1691	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
…		…
1696		2005
1697	sub register {	2006	sub register {
1698	my (undef, $regex, $prio) = @_;	2007	my (undef, $regex, $prio) = @_;
1699	my $pkg = caller;	2008	my $pkg = caller;
1700		2009
1701	no strict;
1702	push @{"$pkg\::ISA"}, __PACKAGE__;	2010	push @{"$pkg\::ISA"}, __PACKAGE__;
1703		2011
1704	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2012	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1705	}	2013	}
1706		2014
1707	# also paths starting with '/'	2015	# also paths starting with '/'
1708	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2016	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1709		2017
1710	sub thawer_merge {	2018	sub thawer_merge {
1711	my ($self, $merge) = @_;	2019	my ($self, $merge) = @_;
1712		2020
1713	# we have to keep some variables in memory intact	2021	# we have to keep some variables in memory intact
…		…
1718	}	2026	}
1719		2027
1720	sub normalise {	2028	sub normalise {
1721	my ($path, $base) = @_;	2029	my ($path, $base) = @_;
1722		2030
1723	$path = "$path"; # make sure its a string	2031	$path = "$path"; # make sure it's a string
1724		2032
1725	$path =~ s/\.map$//;	2033	$path =~ s/\.map$//;
1726		2034
1727	# map plan:	2035	# map plan:
1728	#	2036	#
…		…
1743	$base =~ s{[^/]+/?$}{};	2051	$base =~ s{[^/]+/?$}{};
1744	$path = "$base/$path";	2052	$path = "$base/$path";
1745	}	2053	}
1746		2054
1747	for ($path) {	2055	for ($path) {
1748	redo if s{//}{/};
1749	redo if s{/\.?/}{/};	2056	redo if s{/\.?/}{/};
1750	redo if s{/[^/]+/\.\./}{/};	2057	redo if s{/[^/]+/\.\./}{/};
1751	}	2058	}
1752		2059
1753	$path	2060	$path
…		…
1767	$self->init; # pass $1 etc.	2074	$self->init; # pass $1 etc.
1768	return $self;	2075	return $self;
1769	}	2076	}
1770	}	2077	}
1771		2078
1772	Carp::cluck "unable to resolve path '$path' (base '$base').";	2079	Carp::cluck "unable to resolve path '$path' (base '$base')";
1773	()	2080	()
1774	}	2081	}
1775		2082
		2083	# may re-bless or do other evil things
1776	sub init {	2084	sub init {
1777	my ($self) = @_;	2085	my ($self) = @_;
1778		2086
1779	$self	2087	$self
1780	}	2088	}
…		…
1799		2107
1800	# the temporary/swap location	2108	# the temporary/swap location
1801	sub save_path {	2109	sub save_path {
1802	my ($self) = @_;	2110	my ($self) = @_;
1803		2111
1804	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2112	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1805	"$TMPDIR/$path.map"	2113	"$TMPDIR/$path.map"
1806	}	2114	}
1807		2115
1808	# the unique path, undef == no special unique path	2116	# the unique path, undef == no special unique path
1809	sub uniq_path {	2117	sub uniq_path {
1810	my ($self) = @_;	2118	my ($self) = @_;
1811		2119
1812	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2120	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1813	"$UNIQUEDIR/$path"	2121	"$UNIQUEDIR/$path"
1814	}
1815
1816	# and all this just because we cannot iterate over
1817	# all maps in C++...
1818	sub change_all_map_light {
1819	my ($change) = @_;
1820
1821	$_->change_map_light ($change)
1822	for grep $_->outdoor, values %cf::MAP;
1823	}	2122	}
1824		2123
1825	sub decay_objects {	2124	sub decay_objects {
1826	my ($self) = @_;	2125	my ($self) = @_;
1827		2126
…		…
1854	$self->{load_path} = $path;	2153	$self->{load_path} = $path;
1855		2154
1856	1	2155	1
1857	}	2156	}
1858		2157
		2158	# used to laod the header of an original map
1859	sub load_header_orig {	2159	sub load_header_orig {
1860	my ($self) = @_;	2160	my ($self) = @_;
1861		2161
1862	$self->load_header_from ($self->load_path)	2162	$self->load_header_from ($self->load_path)
1863	}	2163	}
1864		2164
		2165	# used to laod the header of an instantiated map
1865	sub load_header_temp {	2166	sub load_header_temp {
1866	my ($self) = @_;	2167	my ($self) = @_;
1867		2168
1868	$self->load_header_from ($self->save_path)	2169	$self->load_header_from ($self->save_path)
1869	}	2170	}
1870		2171
		2172	# called after loading the header from an instantiated map
1871	sub prepare_temp {	2173	sub prepare_temp {
1872	my ($self) = @_;	2174	my ($self) = @_;
1873		2175
1874	$self->last_access ((delete $self->{last_access})	2176	$self->last_access ((delete $self->{last_access})
1875	|| $cf::RUNTIME); #d#	2177	|| $cf::RUNTIME); #d#
1876	# safety	2178	# safety
1877	$self->{instantiate_time} = $cf::RUNTIME	2179	$self->{instantiate_time} = $cf::RUNTIME
1878	if $self->{instantiate_time} > $cf::RUNTIME;	2180	if $self->{instantiate_time} > $cf::RUNTIME;
1879	}	2181	}
1880		2182
		2183	# called after loading the header from an original map
1881	sub prepare_orig {	2184	sub prepare_orig {
1882	my ($self) = @_;	2185	my ($self) = @_;
1883		2186
1884	$self->{load_original} = 1;	2187	$self->{load_original} = 1;
1885	$self->{instantiate_time} = $cf::RUNTIME;	2188	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1909		2212
1910	sub find;	2213	sub find;
1911	sub find {	2214	sub find {
1912	my ($path, $origin) = @_;	2215	my ($path, $origin) = @_;
1913		2216
		2217	cf::cede_to_tick;
		2218
1914	$path = normalise $path, $origin && $origin->path;	2219	$path = normalise $path, $origin;
1915		2220
1916	cf::lock_wait "map_data:$path";#d#remove	2221	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1917	cf::lock_wait "map_find:$path";	2222	my $guard2 = cf::lock_acquire "map_find:$path";
1918		2223
1919	$cf::MAP{$path} || do {	2224	$cf::MAP{$path} || do {
1920	my $guard1 = cf::lock_acquire "map_find:$path";
1921	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1922
1923	my $map = new_from_path cf::map $path	2225	my $map = new_from_path cf::map $path
1924	or return;	2226	or return;
1925		2227
1926	$map->{last_save} = $cf::RUNTIME;	2228	$map->{last_save} = $cf::RUNTIME;
1927		2229
…		…
1929	or return;	2231	or return;
1930		2232
1931	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2233	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1932	# doing this can freeze the server in a sync job, obviously	2234	# doing this can freeze the server in a sync job, obviously
1933	#$cf::WAIT_FOR_TICK->wait;	2235	#$cf::WAIT_FOR_TICK->wait;
		2236	undef $guard2;
1934	undef $guard1;	2237	undef $guard1;
1935	undef $guard2;
1936	$map->reset;	2238	$map->reset;
1937	return find $path;	2239	return find $path;
1938	}	2240	}
1939		2241
1940	$cf::MAP{$path} = $map	2242	$cf::MAP{$path} = $map
1941	}	2243	}
1942	}	2244	}
1943		2245
1944	sub pre_load { }	2246	sub pre_load { }
1945	sub post_load { }	2247	#sub post_load { } # XS
1946		2248
1947	sub load {	2249	sub load {
1948	my ($self) = @_;	2250	my ($self) = @_;
1949		2251
1950	local $self->{deny_reset} = 1; # loading can take a long time	2252	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1953		2255
1954	{	2256	{
1955	my $guard = cf::lock_acquire "map_data:$path";	2257	my $guard = cf::lock_acquire "map_data:$path";
1956		2258
1957	return unless $self->valid;	2259	return unless $self->valid;
1958	return unless $self->in_memory == cf::MAP_SWAPPED;	2260	return unless $self->state == cf::MAP_SWAPPED;
1959
1960	$self->in_memory (cf::MAP_LOADING);
1961		2261
1962	$self->alloc;	2262	$self->alloc;
1963		2263
1964	$self->pre_load;	2264	$self->pre_load;
1965	cf::cede_to_tick;	2265	cf::cede_to_tick;
1966		2266
		2267	if (exists $self->{load_path}) {
1967	my $f = new_from_file cf::object::thawer $self->{load_path};	2268	my $f = new_from_file cf::object::thawer $self->{load_path};
1968	$f->skip_block;	2269	$f->skip_block;
1969	$self->_load_objects ($f)	2270	$self->_load_objects ($f)
1970	or return;	2271	or return;
1971		2272
1972	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2273	$self->post_load_original
1973	if delete $self->{load_original};	2274	if delete $self->{load_original};
1974		2275
1975	if (my $uniq = $self->uniq_path) {	2276	if (my $uniq = $self->uniq_path) {
1976	utf8::encode $uniq;	2277	utf8::encode $uniq;
1977	unless (aio_stat $uniq) {	2278	unless (aio_stat $uniq) {
1978	if (my $f = new_from_file cf::object::thawer $uniq) {	2279	if (my $f = new_from_file cf::object::thawer $uniq) {
1979	$self->clear_unique_items;	2280	$self->clear_unique_items;
1980	$self->_load_objects ($f);	2281	$self->_load_objects ($f);
1981	$f->resolve_delayed_derefs;	2282	$f->resolve_delayed_derefs;
		2283	}
1982	}	2284	}
1983	}	2285	}
1984	}
1985		2286
1986	$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);
1987		2294
1988	cf::cede_to_tick;	2295	cf::cede_to_tick;
1989	# now do the right thing for maps	2296	# now do the right thing for maps
1990	$self->link_multipart_objects;	2297	$self->link_multipart_objects;
1991	$self->difficulty ($self->estimate_difficulty)	2298	$self->difficulty ($self->estimate_difficulty)
…		…
1995	unless ($self->{deny_activate}) {	2302	unless ($self->{deny_activate}) {
1996	$self->decay_objects;	2303	$self->decay_objects;
1997	$self->fix_auto_apply;	2304	$self->fix_auto_apply;
1998	$self->update_buttons;	2305	$self->update_buttons;
1999	cf::cede_to_tick;	2306	cf::cede_to_tick;
2000	$self->set_darkness_map;	2307	#$self->activate; # no longer activate maps automatically
2001	cf::cede_to_tick;
2002	$self->activate;
2003	}	2308	}
2004		2309
2005	$self->{last_save} = $cf::RUNTIME;	2310	$self->{last_save} = $cf::RUNTIME;
2006	$self->last_access ($cf::RUNTIME);	2311	$self->last_access ($cf::RUNTIME);
2007
2008	$self->in_memory (cf::MAP_IN_MEMORY);
2009	}	2312	}
2010		2313
2011	$self->post_load;	2314	$self->post_load;
2012	}
2013		2315
		2316	1
		2317	}
		2318
		2319	# customize the map for a given player, i.e.
		2320	# return the _real_ map. used by e.g. per-player
		2321	# maps to change the path to ~playername/mappath
2014	sub customise_for {	2322	sub customise_for {
2015	my ($self, $ob) = @_;	2323	my ($self, $ob) = @_;
2016		2324
2017	return find "~" . $ob->name . "/" . $self->{path}	2325	return find "~" . $ob->name . "/" . $self->{path}
2018	if $self->per_player;	2326	if $self->per_player;
…		…
2021	# if $self->per_party;	2329	# if $self->per_party;
2022		2330
2023	$self	2331	$self
2024	}	2332	}
2025		2333
2026	# find and load all maps in the 3x3 area around a map
2027	sub load_neighbours {
2028	my ($map) = @_;
2029
2030	my @neigh; # diagonal neighbours
2031
2032	for (0 .. 3) {
2033	my $neigh = $map->tile_path ($_)
2034	or next;
2035	$neigh = find $neigh, $map
2036	or next;
2037	$neigh->load;
2038
2039	push @neigh,
2040	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2041	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2042	}
2043
2044	for (grep defined $_->[0], @neigh) {
2045	my ($path, $origin) = @$_;
2046	my $neigh = find $path, $origin
2047	or next;
2048	$neigh->load;
2049	}
2050	}
2051
2052	sub find_sync {	2334	sub find_sync {
2053	my ($path, $origin) = @_;	2335	my ($path, $origin) = @_;
2054		2336
2055	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, $origin
2056	}	2342	}
2057		2343
2058	sub do_load_sync {	2344	sub do_load_sync {
2059	my ($map) = @_;	2345	my ($map) = @_;
2060		2346
		2347	# it's a bug to call this from the main context
2061	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2348	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2062	if $Coro::current == $Coro::main;	2349	if $Coro::current == $Coro::main;
2063		2350
2064	cf::sync_job { $map->load };	2351	$map->load;
2065	}	2352	}
2066		2353
2067	our %MAP_PREFETCH;	2354	our %MAP_PREFETCH;
2068	our $MAP_PREFETCHER = undef;	2355	our $MAP_PREFETCHER = undef;
2069		2356
2070	sub find_async {	2357	sub find_async {
2071	my ($path, $origin, $load) = @_;	2358	my ($path, $origin, $load) = @_;
2072		2359
2073	$path = normalise $path, $origin && $origin->{path};	2360	$path = normalise $path, $origin;
2074		2361
2075	if (my $map = $cf::MAP{$path}) {	2362	if (my $map = $cf::MAP{$path}) {
2076	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2363	return $map if !$load || $map->linkable;
2077	}	2364	}
2078		2365
2079	$MAP_PREFETCH{$path} |= $load;	2366	$MAP_PREFETCH{$path} |= $load;
2080		2367
2081	$MAP_PREFETCHER ||= cf::async {	2368	$MAP_PREFETCHER ||= cf::async {
…		…
2095	$MAP_PREFETCHER->prio (6);	2382	$MAP_PREFETCHER->prio (6);
2096		2383
2097	()	2384	()
2098	}	2385	}
2099		2386
		2387	# common code, used by both ->save and ->swapout
2100	sub save {	2388	sub _save {
2101	my ($self) = @_;	2389	my ($self) = @_;
2102
2103	my $lock = cf::lock_acquire "map_data:$self->{path}";
2104		2390
2105	$self->{last_save} = $cf::RUNTIME;	2391	$self->{last_save} = $cf::RUNTIME;
2106		2392
2107	return unless $self->dirty;	2393	return unless $self->dirty;
2108		2394
…		…
2117		2403
2118	cf::async {	2404	cf::async {
2119	$Coro::current->{desc} = "map player save";	2405	$Coro::current->{desc} = "map player save";
2120	$_->contr->save for $self->players;	2406	$_->contr->save for $self->players;
2121	};	2407	};
		2408
		2409	cf::get_slot 0.02;
2122		2410
2123	if ($uniq) {	2411	if ($uniq) {
2124	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2412	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2125	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2413	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2126	} else {	2414	} else {
2127	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2415	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2128	}	2416	}
2129	}	2417	}
2130		2418
		2419	sub save {
		2420	my ($self) = @_;
		2421
		2422	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2423
		2424	$self->_save;
		2425	}
		2426
2131	sub swap_out {	2427	sub swap_out {
2132	my ($self) = @_;	2428	my ($self) = @_;
2133		2429
2134	# save first because save cedes
2135	$self->save;
2136
2137	my $lock = cf::lock_acquire "map_data:$self->{path}";	2430	my $lock = cf::lock_acquire "map_data:$self->{path}";
2138		2431
		2432	return if !$self->linkable;
		2433	return if $self->{deny_save};
2139	return if $self->players;	2434	return if $self->players;
2140	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
2141	return if $self->{deny_save};	2452	return 1e99 if $self->{deny_reset};
2142		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
2143	$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};
2144		2486
2145	$self->deactivate;	2487	$self->deactivate;
2146	$_->clear_links_to ($self) for values %cf::MAP;	2488	$_->clear_links_to ($self) for values %cf::MAP;
2147	$self->clear;	2489	$self->clear;
2148	}
2149
2150	sub reset_at {
2151	my ($self) = @_;
2152
2153	# TODO: safety, remove and allow resettable per-player maps
2154	return 1e99 if $self->{deny_reset};
2155
2156	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2157	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2158
2159	$time + $to
2160	}
2161
2162	sub should_reset {
2163	my ($self) = @_;
2164
2165	$self->reset_at <= $cf::RUNTIME
2166	}
2167
2168	sub reset {
2169	my ($self) = @_;
2170
2171	my $lock = cf::lock_acquire "map_data:$self->{path}";
2172
2173	return if $self->players;
2174
2175	warn "resetting map ", $self->path;
2176
2177	$self->in_memory (cf::MAP_SWAPPED);
2178
2179	# need to save uniques path
2180	unless ($self->{deny_save}) {
2181	my $uniq = $self->uniq_path; utf8::encode $uniq;
2182
2183	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2184	if $uniq;
2185	}
2186
2187	delete $cf::MAP{$self->path};
2188
2189	$self->deactivate;
2190	$_->clear_links_to ($self) for values %cf::MAP;
2191	$self->clear;
2192		2490
2193	$self->unlink_save;	2491	$self->unlink_save;
2194	$self->destroy;	2492	$self->destroy;
2195	}	2493	}
2196		2494
…		…
2204		2502
2205	delete $cf::MAP{$self->path};	2503	delete $cf::MAP{$self->path};
2206		2504
2207	$self->unlink_save;	2505	$self->unlink_save;
2208		2506
2209	bless $self, "cf::map";	2507	bless $self, "cf::map::wrap";
2210	delete $self->{deny_reset};	2508	delete $self->{deny_reset};
2211	$self->{deny_save} = 1;	2509	$self->{deny_save} = 1;
2212	$self->reset_timeout (1);	2510	$self->reset_timeout (1);
2213	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2511	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2214		2512
…		…
2263		2561
2264	sub unique_maps() {	2562	sub unique_maps() {
2265	[	2563	[
2266	map {	2564	map {
2267	utf8::decode $_;	2565	utf8::decode $_;
2268	/\.map$/	2566	s/\.map$//; # TODO future compatibility hack
		2567	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2568	? ()
2269	? normalise $_	2569	: normalise $_
2270	: ()
2271	} @{ aio_readdir $UNIQUEDIR or [] }	2570	} @{ aio_readdir $UNIQUEDIR or [] }
2272	]	2571	]
2273	}	2572	}
2274		2573
2275	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	}
2276		2605
2277	=back	2606	=back
2278		2607
2279	=head3 cf::object	2608	=head3 cf::object
2280		2609
…		…
2284		2613
2285	=over 4	2614	=over 4
2286		2615
2287	=item $ob->inv_recursive	2616	=item $ob->inv_recursive
2288		2617
2289	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.
2290		2620
2291	=cut	2621	=cut
2292		2622
2293	sub inv_recursive_;	2623	sub inv_recursive_;
2294	sub inv_recursive_ {	2624	sub inv_recursive_ {
…		…
2299	inv_recursive_ inv $_[0]	2629	inv_recursive_ inv $_[0]
2300	}	2630	}
2301		2631
2302	=item $ref = $ob->ref	2632	=item $ref = $ob->ref
2303		2633
2304	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.
2305		2635
2306	=item $ob = cf::object::deref ($refstring)	2636	=item $ob = cf::object::deref ($refstring)
2307		2637
2308	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,
2309	even if the object actually exists. May block.	2639	even if the object actually exists. May block.
…		…
2341	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
2342	dialogue with the given NPC character.	2672	dialogue with the given NPC character.
2343		2673
2344	=cut	2674	=cut
2345		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
2346	# rough implementation of a future "reply" method that works	2690	# rough implementation of a future "reply" method that works
2347	# with dialog boxes.	2691	# with dialog boxes.
2348	#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
2349	sub cf::object::player::reply($$$;$) {	2693	sub cf::object::player::reply($$$;$) {
2350	my ($self, $npc, $msg, $flags) = @_;	2694	my ($self, $npc, $msg, $flags) = @_;
…		…
2361	my $dialog = $pl->{npc_dialog};	2705	my $dialog = $pl->{npc_dialog};
2362	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2706	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2363		2707
2364	} else {	2708	} else {
2365	$msg = $npc->name . " says: $msg" if $npc;	2709	$msg = $npc->name . " says: $msg" if $npc;
2366	$self->message ($msg, $flags);	2710	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2367	}	2711	}
2368	}	2712	}
2369	}	2713	}
2370		2714
2371	=item $object->send_msg ($channel, $msg, $color, [extra...])	2715	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2396		2740
2397	=item $player_object->enter_link	2741	=item $player_object->enter_link
2398		2742
2399	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}>).
2400		2744
2401	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.
2402	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.
2403		2749
2404	Will never block.	2750	Will never block.
2405		2751
2406	=item $player_object->leave_link ($map, $x, $y)	2752	=item $player_object->leave_link ($map, $x, $y)
2407		2753
…		…
2427	sub cf::object::player::enter_link {	2773	sub cf::object::player::enter_link {
2428	my ($self) = @_;	2774	my ($self) = @_;
2429		2775
2430	$self->deactivate_recursive;	2776	$self->deactivate_recursive;
2431		2777
		2778	++$self->{_link_recursion};
		2779
2432	return if UNIVERSAL::isa $self->map, "ext::map_link";	2780	return if UNIVERSAL::isa $self->map, "ext::map_link";
2433		2781
2434	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2782	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2435	if $self->map && $self->map->{path} ne "{link}";	2783	if $self->map && $self->map->{path} ne "{link}";
2436		2784
2437	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2785	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2438	}	2786	}
2439		2787
2440	sub cf::object::player::leave_link {	2788	sub cf::object::player::leave_link {
2441	my ($self, $map, $x, $y) = @_;	2789	my ($self, $map, $x, $y) = @_;
2442		2790
…		…
2459	($x, $y) = (-1, -1)	2807	($x, $y) = (-1, -1)
2460	unless (defined $x) && (defined $y);	2808	unless (defined $x) && (defined $y);
2461		2809
2462	# use -1 or undef as default coordinates, not 0, 0	2810	# use -1 or undef as default coordinates, not 0, 0
2463	($x, $y) = ($map->enter_x, $map->enter_y)	2811	($x, $y) = ($map->enter_x, $map->enter_y)
2464	if $x <=0 && $y <= 0;	2812	if $x <= 0 && $y <= 0;
2465		2813
2466	$map->load;	2814	$map->load;
2467	$map->load_neighbours;
2468		2815
2469	return unless $self->contr->active;	2816	return unless $self->contr->active;
2470	$self->activate_recursive;
2471		2817
2472	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2818	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2473	$self->enter_map ($map, $x, $y);	2819	if ($self->enter_map ($map, $x, $y)) {
2474	}	2820	# entering was successful
		2821	delete $self->{_link_recursion};
		2822	# only activate afterwards, to support waiting in hooks
		2823	$self->activate_recursive;
		2824	}
2475		2825
		2826	}
		2827
2476	=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)]])
2477		2829
2478	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
2479	her, loading and preparing them map, calling the provided $check callback	2831	her, loading and preparing them map, calling the provided $check callback
2480	that has to return the map if sucecssful, and then unfreezes the player on	2832	that has to return the map if sucecssful, and then unfreezes the player on
2481	the new (success) or old (failed) map position. In either case, $done will	2833	the new (success) or old (failed) map position. In either case, $done will
2482	be called at the end of this process.	2834	be called at the end of this process.
2483		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
2484	=cut	2839	=cut
2485		2840
2486	our $GOTOGEN;	2841	our $GOTOGEN;
2487		2842
2488	sub cf::object::player::goto {	2843	sub cf::object::player::goto {
2489	my ($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	}
2490		2851
2491	# 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
2492	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2853	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2493		2854
2494	$self->enter_link;	2855	$self->enter_link;
…		…
2514	($path, $x, $y) = (undef, undef, undef);	2875	($path, $x, $y) = (undef, undef, undef);
2515	}	2876	}
2516	}	2877	}
2517		2878
2518	my $map = eval {	2879	my $map = eval {
2519	my $map = defined $path ? cf::map::find $path : undef;	2880	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2520		2881
2521	if ($map) {	2882	if ($map) {
2522	$map = $map->customise_for ($self);	2883	$map = $map->customise_for ($self);
2523	$map = $check->($map) if $check && $map;	2884	$map = $check->($map, $x, $y, $self) if $check && $map;
2524	} else {	2885	} else {
2525	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2886	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2526	}	2887	}
2527		2888
2528	$map	2889	$map
…		…
2536	if ($gen == $self->{_goto_generation}) {	2897	if ($gen == $self->{_goto_generation}) {
2537	delete $self->{_goto_generation};	2898	delete $self->{_goto_generation};
2538	$self->leave_link ($map, $x, $y);	2899	$self->leave_link ($map, $x, $y);
2539	}	2900	}
2540		2901
2541	$done->() if $done;	2902	$done->($self) if $done;
2542	})->prio (1);	2903	})->prio (1);
2543	}	2904	}
2544		2905
2545	=item $player_object->enter_exit ($exit_object)	2906	=item $player_object->enter_exit ($exit_object)
2546		2907
…		…
2566	}	2927	}
2567		2928
2568	sub prepare_random_map {	2929	sub prepare_random_map {
2569	my ($exit) = @_;	2930	my ($exit) = @_;
2570		2931
2571	my $guard = cf::lock_acquire "exit_prepare:$exit";
2572
2573	# all this does is basically replace the /! path by	2932	# all this does is basically replace the /! path by
2574	# a new random map path (?random/...) with a seed	2933	# a new random map path (?random/...) with a seed
2575	# that depends on the exit object	2934	# that depends on the exit object
2576		2935
2577	my $rmp = parse_random_map_params $exit->msg;	2936	my $rmp = parse_random_map_params $exit->msg;
…		…
2579	if ($exit->map) {	2938	if ($exit->map) {
2580	$rmp->{region} = $exit->region->name;	2939	$rmp->{region} = $exit->region->name;
2581	$rmp->{origin_map} = $exit->map->path;	2940	$rmp->{origin_map} = $exit->map->path;
2582	$rmp->{origin_x} = $exit->x;	2941	$rmp->{origin_x} = $exit->x;
2583	$rmp->{origin_y} = $exit->y;	2942	$rmp->{origin_y} = $exit->y;
		2943
		2944	$exit->map->touch;
2584	}	2945	}
2585		2946
2586	$rmp->{random_seed} ||= $exit->random_seed;	2947	$rmp->{random_seed} ||= $exit->random_seed;
2587		2948
2588	my $data = cf::to_json $rmp;	2949	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2589	my $md5 = Digest::MD5::md5_hex $data;	2950	my $md5 = Digest::MD5::md5_hex $data;
2590	my $meta = "$RANDOMDIR/$md5.meta";	2951	my $meta = "$RANDOMDIR/$md5.meta";
2591		2952
2592	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2953	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2593	aio_write $fh, 0, (length $data), $data, 0;	2954	aio_write $fh, 0, (length $data), $data, 0;
2594	undef $fh;	2955	undef $fh;
2595	aio_rename "$meta~", $meta;	2956	aio_rename "$meta~", $meta;
2596		2957
		2958	my $slaying = "?random/$md5";
		2959
		2960	if ($exit->valid) {
2597	$exit->slaying ("?random/$md5");	2961	$exit->slaying ("?random/$md5");
2598	$exit->msg (undef);	2962	$exit->msg (undef);
		2963	}
2599	}	2964	}
2600	}	2965	}
2601		2966
2602	sub cf::object::player::enter_exit {	2967	sub cf::object::player::enter_exit {
2603	my ($self, $exit) = @_;	2968	my ($self, $exit) = @_;
2604		2969
2605	return unless $self->type == cf::PLAYER;	2970	return unless $self->type == cf::PLAYER;
2606		2971
2607	if ($exit->slaying eq "/!") {
2608	#TODO: this should de-fi-ni-te-ly not be a sync-job
2609	# the problem is that $exit might not survive long enough
2610	# so it needs to be done right now, right here
2611	cf::sync_job { prepare_random_map $exit };
2612	}
2613
2614	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2615	my $hp = $exit->stats->hp;
2616	my $sp = $exit->stats->sp;
2617
2618	$self->enter_link;	2972	$self->enter_link;
2619		2973
2620	# if exit is damned, update players death & WoR home-position
2621	$self->contr->savebed ($slaying, $hp, $sp)
2622	if $exit->flag (FLAG_DAMNED);
2623
2624	(async {	2974	(async {
2625	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2975	$Coro::current->{desc} = "enter_exit";
2626		2976
2627	$self->deactivate_recursive; # just to be sure
2628	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
2629	$self->goto ($slaying, $hp, $sp);	3007	$self->goto ($map, $x, $y);
2630		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
2631	1;	3013	1
2632	}) {	3014	}) {
2633	$self->message ("Something went wrong deep within the crossfire server. "	3015	$self->message ("Something went wrong deep within the deliantra server. "
2634	. "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. "
2635	. "Please report this to the dungeon master!",	3017	. "Please report this to the dungeon master!",
2636	cf::NDI_UNIQUE | cf::NDI_RED);	3018	cf::NDI_UNIQUE | cf::NDI_RED);
2637		3019
2638	warn "ERROR in enter_exit: $@";	3020	error "ERROR in enter_exit: $@";
2639	$self->leave_link;	3021	$self->leave_link;
2640	}	3022	}
2641	})->prio (1);	3023	})->prio (1);
2642	}	3024	}
2643		3025
…		…
2655	sub cf::client::send_drawinfo {	3037	sub cf::client::send_drawinfo {
2656	my ($self, $text, $flags) = @_;	3038	my ($self, $text, $flags) = @_;
2657		3039
2658	utf8::encode $text;	3040	utf8::encode $text;
2659	$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);
2660	}	3067	}
2661		3068
2662	=item $client->send_msg ($channel, $msg, $color, [extra...])	3069	=item $client->send_msg ($channel, $msg, $color, [extra...])
2663		3070
2664	Send a drawinfo or msg packet to the client, formatting the msg for the	3071	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2666	the message, with C<log> being the default. If C<$color> is negative, suppress	3073	the message, with C<log> being the default. If C<$color> is negative, suppress
2667	the message unless the client supports the msg packet.	3074	the message unless the client supports the msg packet.
2668		3075
2669	=cut	3076	=cut
2670		3077
		3078	# non-persistent channels (usually the info channel)
2671	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	},
2672	"c/identify" => {	3086	"c/identify" => {
2673	id => "infobox",	3087	id => "infobox",
2674	title => "Identify",	3088	title => "Identify",
2675	reply => undef,	3089	reply => undef,
2676	tooltip => "Items recently identified",	3090	tooltip => "Items recently identified",
…		…
2678	"c/examine" => {	3092	"c/examine" => {
2679	id => "infobox",	3093	id => "infobox",
2680	title => "Examine",	3094	title => "Examine",
2681	reply => undef,	3095	reply => undef,
2682	tooltip => "Signs and other items you examined",	3096	tooltip => "Signs and other items you examined",
		3097	},
		3098	"c/shopinfo" => {
		3099	id => "infobox",
		3100	title => "Shop Info",
		3101	reply => undef,
		3102	tooltip => "What your bargaining skill tells you about the shop",
2683	},	3103	},
2684	"c/book" => {	3104	"c/book" => {
2685	id => "infobox",	3105	id => "infobox",
2686	title => "Book",	3106	title => "Book",
2687	reply => undef,	3107	reply => undef,
…		…
2691	id => "infobox",	3111	id => "infobox",
2692	title => "Look",	3112	title => "Look",
2693	reply => undef,	3113	reply => undef,
2694	tooltip => "What you saw there",	3114	tooltip => "What you saw there",
2695	},	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" => $CHAT_CHANNEL,
2696	);	3190	);
2697		3191
2698	sub cf::client::send_msg {	3192	sub cf::client::send_msg {
2699	my ($self, $channel, $msg, $color, @extra) = @_;	3193	my ($self, $channel, $msg, $color, @extra) = @_;
2700		3194
2701	$msg = $self->pl->expand_cfpod ($msg);	3195	$msg = $self->pl->expand_cfpod ($msg)
		3196	unless $color & cf::NDI_VERBATIM;
2702		3197
2703	$color &= cf::NDI_CLIENT_MASK; # just in case...	3198	$color &= cf::NDI_CLIENT_MASK; # just in case...
2704		3199
2705	# check predefined channels, for the benefit of C	3200	# check predefined channels, for the benefit of C
2706	if ($CHANNEL{$channel}) {	3201	if ($CHANNEL{$channel}) {
2707	$channel = $CHANNEL{$channel};	3202	$channel = $CHANNEL{$channel};
2708		3203
2709	$self->ext_msg (channel_info => $channel)	3204	$self->ext_msg (channel_info => $channel);
2710	if $self->can_msg;
2711
2712	$channel = $channel->{id};	3205	$channel = $channel->{id};
2713		3206
2714	} elsif (ref $channel) {	3207	} elsif (ref $channel) {
2715	# send meta info to client, if not yet sent	3208	# send meta info to client, if not yet sent
2716	unless (exists $self->{channel}{$channel->{id}}) {	3209	unless (exists $self->{channel}{$channel->{id}}) {
2717	$self->{channel}{$channel->{id}} = $channel;	3210	$self->{channel}{$channel->{id}} = $channel;
2718	$self->ext_msg (channel_info => $channel)	3211	$self->ext_msg (channel_info => $channel);
2719	if $self->can_msg;
2720	}	3212	}
2721		3213
2722	$channel = $channel->{id};	3214	$channel = $channel->{id};
2723	}	3215	}
2724		3216
2725	return unless @extra || length $msg;	3217	return unless @extra || length $msg;
2726		3218
2727	if ($self->can_msg) {
2728	# default colour, mask it out	3219	# default colour, mask it out
2729	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3220	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2730	if $color & cf::NDI_DEF;	3221	if $color & cf::NDI_DEF;
2731		3222
2732	$self->send_packet ("msg " . $self->{json_coder}->encode (	3223	my $pkt = "msg "
		3224	. $self->{json_coder}->encode (
2733	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3225	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2734	} else {	3226	);
2735	if ($color >= 0) {
2736	# replace some tags by gcfclient-compatible ones
2737	for ($msg) {
2738	1 while
2739	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2740	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2741	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2742	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2743	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2744	}
2745		3227
2746	$color &= cf::NDI_COLOR_MASK;	3228	$self->send_big_packet ($pkt);
2747
2748	utf8::encode $msg;
2749
2750	if (0 && $msg =~ /\[/) {
2751	# COMMAND/INFO
2752	$self->send_packet ("drawextinfo $color 10 8 $msg")
2753	} else {
2754	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2755	$self->send_packet ("drawinfo $color $msg")
2756	}
2757	}
2758	}
2759	}	3229	}
2760		3230
2761	=item $client->ext_msg ($type, @msg)	3231	=item $client->ext_msg ($type, @msg)
2762		3232
2763	Sends an ext event to the client.	3233	Sends an ext event to the client.
…		…
2765	=cut	3235	=cut
2766		3236
2767	sub cf::client::ext_msg($$@) {	3237	sub cf::client::ext_msg($$@) {
2768	my ($self, $type, @msg) = @_;	3238	my ($self, $type, @msg) = @_;
2769		3239
2770	if ($self->extcmd == 2) {
2771	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3240	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2772	} elsif ($self->extcmd == 1) { # TODO: remove
2773	push @msg, msgtype => "event_$type";
2774	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2775	}
2776	}	3241	}
2777		3242
2778	=item $client->ext_reply ($msgid, @msg)	3243	=item $client->ext_reply ($msgid, @msg)
2779		3244
2780	Sends an ext reply to the client.	3245	Sends an ext reply to the client.
…		…
2782	=cut	3247	=cut
2783		3248
2784	sub cf::client::ext_reply($$@) {	3249	sub cf::client::ext_reply($$@) {
2785	my ($self, $id, @msg) = @_;	3250	my ($self, $id, @msg) = @_;
2786		3251
2787	if ($self->extcmd == 2) {
2788	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3252	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2789	} elsif ($self->extcmd == 1) {
2790	#TODO: version 1, remove
2791	unshift @msg, msgtype => "reply", msgid => $id;
2792	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2793	}
2794	}	3253	}
2795		3254
2796	=item $success = $client->query ($flags, "text", \&cb)	3255	=item $success = $client->query ($flags, "text", \&cb)
2797		3256
2798	Queues a query to the client, calling the given callback with	3257	Queues a query to the client, calling the given callback with
…		…
2853	my ($ns, $buf) = @_;	3312	my ($ns, $buf) = @_;
2854		3313
2855	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3314	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2856		3315
2857	if (ref $msg) {	3316	if (ref $msg) {
2858	my ($type, $reply, @payload) =	3317	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2859	"ARRAY" eq ref $msg
2860	? @$msg
2861	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2862		3318
2863	my @reply;	3319	my @reply;
2864		3320
2865	if (my $cb = $EXTICMD{$type}) {	3321	if (my $cb = $EXTICMD{$type}) {
2866	@reply = $cb->($ns, @payload);	3322	@reply = $cb->($ns, @payload);
…		…
2868		3324
2869	$ns->ext_reply ($reply, @reply)	3325	$ns->ext_reply ($reply, @reply)
2870	if $reply;	3326	if $reply;
2871		3327
2872	} else {	3328	} else {
2873	warn "client " . ($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";
2874	}	3330	}
2875		3331
2876	cf::override;	3332	cf::override;
2877	},	3333	},
2878	);	3334	);
…		…
2898		3354
2899	$coro	3355	$coro
2900	}	3356	}
2901		3357
2902	cf::client->attach (	3358	cf::client->attach (
2903	on_destroy => sub {	3359	on_client_destroy => sub {
2904	my ($ns) = @_;	3360	my ($ns) = @_;
2905		3361
2906	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3362	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2907	},	3363	},
2908	);	3364	);
…		…
2924	our $safe_hole = new Safe::Hole;	3380	our $safe_hole = new Safe::Hole;
2925		3381
2926	$SIG{FPE} = 'IGNORE';	3382	$SIG{FPE} = 'IGNORE';
2927		3383
2928	$safe->permit_only (Opcode::opset qw(	3384	$safe->permit_only (Opcode::opset qw(
2929	:base_core :base_mem :base_orig :base_math	3385	:base_core :base_mem :base_orig :base_math :base_loop
2930	grepstart grepwhile mapstart mapwhile	3386	grepstart grepwhile mapstart mapwhile
2931	sort time	3387	sort time
2932	));	3388	));
2933		3389
2934	# here we export the classes and methods available to script code	3390	# here we export the classes and methods available to script code
…		…
2937		3393
2938	The following functions and methods are available within a safe environment:	3394	The following functions and methods are available within a safe environment:
2939		3395
2940	cf::object	3396	cf::object
2941	contr pay_amount pay_player map x y force_find force_add destroy	3397	contr pay_amount pay_player map x y force_find force_add destroy
2942	insert remove name archname title slaying race decrease_ob_nr	3398	insert remove name archname title slaying race decrease split
		3399	value
2943		3400
2944	cf::object::player	3401	cf::object::player
2945	player	3402	player
2946		3403
2947	cf::player	3404	cf::player
…		…
2952		3409
2953	=cut	3410	=cut
2954		3411
2955	for (	3412	for (
2956	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3413	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2957	insert remove inv name archname title slaying race	3414	insert remove inv nrof name archname title slaying race
2958	decrease_ob_nr destroy)],	3415	decrease split destroy change_exp value msg lore send_msg)],
2959	["cf::object::player" => qw(player)],	3416	["cf::object::player" => qw(player)],
2960	["cf::player" => qw(peaceful)],	3417	["cf::player" => qw(peaceful send_msg)],
2961	["cf::map" => qw(trigger)],	3418	["cf::map" => qw(trigger)],
2962	) {	3419	) {
2963	no strict 'refs';
2964	my ($pkg, @funs) = @$_;	3420	my ($pkg, @funs) = @$_;
2965	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3421	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2966	for @funs;	3422	for @funs;
2967	}	3423	}
2968		3424
…		…
2983		3439
2984	my $qcode = $code;	3440	my $qcode = $code;
2985	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3441	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2986	$qcode =~ s/\n/\\n/g;	3442	$qcode =~ s/\n/\\n/g;
2987		3443
		3444	%vars = (_dummy => 0) unless %vars;
		3445
		3446	my @res;
2988	local $_;	3447	local $_;
2989	local @safe::cf::_safe_eval_args = values %vars;
2990		3448
2991	my $eval =	3449	my $eval =
2992	"do {\n"	3450	"do {\n"
2993	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3451	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2994	. "#line 0 \"{$qcode}\"\n"	3452	. "#line 0 \"{$qcode}\"\n"
2995	. $code	3453	. $code
2996	. "\n}"	3454	. "\n}"
2997	;	3455	;
2998		3456
		3457	if ($CFG{safe_eval}) {
2999	sub_generation_inc;	3458	sub_generation_inc;
		3459	local @safe::cf::_safe_eval_args = values %vars;
3000	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3460	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3001	sub_generation_inc;	3461	sub_generation_inc;
		3462	} else {
		3463	local @cf::_safe_eval_args = values %vars;
		3464	@res = wantarray ? eval eval : scalar eval $eval;
		3465	}
3002		3466
3003	if ($@) {	3467	if ($@) {
3004	warn "$@";	3468	warn "$@",
3005	warn "while executing safe code '$code'\n";	3469	"while executing safe code '$code'\n",
3006	warn "with arguments " . (join " ", %vars) . "\n";	3470	"with arguments " . (join " ", %vars) . "\n";
3007	}	3471	}
3008		3472
3009	wantarray ? @res : $res[0]	3473	wantarray ? @res : $res[0]
3010	}	3474	}
3011		3475
…		…
3025	=cut	3489	=cut
3026		3490
3027	sub register_script_function {	3491	sub register_script_function {
3028	my ($fun, $cb) = @_;	3492	my ($fun, $cb) = @_;
3029		3493
3030	no strict 'refs';	3494	$fun = "safe::$fun" if $CFG{safe_eval};
3031	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3495	*$fun = $safe_hole->wrap ($cb);
3032	}	3496	}
3033		3497
3034	=back	3498	=back
3035		3499
3036	=cut	3500	=cut
3037		3501
3038	#############################################################################	3502	#############################################################################
3039	# 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	$idx
		3527	}
3040		3528
3041	sub load_facedata($) {	3529	sub load_facedata($) {
3042	my ($path) = @_;	3530	my ($path) = @_;
3043		3531
3044	# 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
3045	# for this (global event?)	3533	# for this (global event?)
3046	%ext::player_env::MUSIC_FACE_CACHE = ();	3534	%ext::player_env::MUSIC_FACE_CACHE = ();
3047		3535
3048	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3536	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3049		3537
3050	warn "loading facedata from $path\n";	3538	trace "loading facedata from $path\n";
3051		3539
3052	my $facedata;	3540	my $facedata = decode_storable load_file $path;
3053	0 < aio_load $path, $facedata
3054	or die "$path: $!";
3055
3056	$facedata = Coro::Storable::thaw $facedata;
3057		3541
3058	$facedata->{version} == 2	3542	$facedata->{version} == 2
3059	or cf::cleanup "$path: version mismatch, cannot proceed.";	3543	or cf::cleanup "$path: version mismatch, cannot proceed.";
3060		3544
3061	# patch in the exptable
3062	$facedata->{resource}{"res/exp_table"} = {
3063	type => FT_RSRC,
3064	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3065	};
3066	cf::cede_to_tick;	3545	cf::cede_to_tick;
3067		3546
3068	{	3547	{
3069	my $faces = $facedata->{faceinfo};	3548	my $faces = $facedata->{faceinfo};
3070		3549
3071	while (my ($face, $info) = each %$faces) {	3550	for my $face (sort keys %$faces) {
		3551	my $info = $faces->{$face};
3072	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3552	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3553
3073	cf::face::set_visibility $idx, $info->{visibility};	3554	cf::face::set_visibility $idx, $info->{visibility};
3074	cf::face::set_magicmap $idx, $info->{magicmap};	3555	cf::face::set_magicmap $idx, $info->{magicmap};
3075	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3556	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3076	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}} = $idx;#d#
3077		3560
3078	cf::cede_to_tick;	3561	cf::cede_to_tick;
3079	}	3562	}
3080		3563
3081	while (my ($face, $info) = each %$faces) {	3564	while (my ($face, $info) = each %$faces) {
3082	next unless $info->{smooth};	3565	next unless $info->{smooth};
		3566
3083	my $idx = cf::face::find $face	3567	my $idx = cf::face::find $face
3084	or next;	3568	or next;
		3569
3085	if (my $smooth = cf::face::find $info->{smooth}) {	3570	if (my $smooth = cf::face::find $info->{smooth}) {
3086	cf::face::set_smooth $idx, $smooth;	3571	cf::face::set_smooth $idx, $smooth;
3087	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3572	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3088	} else {	3573	} else {
3089	warn "smooth face '$info->{smooth}' not found for face '$face'";	3574	error "smooth face '$info->{smooth}' not found for face '$face'";
3090	}	3575	}
3091		3576
3092	cf::cede_to_tick;	3577	cf::cede_to_tick;
3093	}	3578	}
3094	}	3579	}
…		…
3103		3588
3104	cf::anim::invalidate_all; # d'oh	3589	cf::anim::invalidate_all; # d'oh
3105	}	3590	}
3106		3591
3107	{	3592	{
3108	# TODO: for gcfclient pleasure, we should give resources
3109	# that gcfclient doesn't grok a >10000 face index.
3110	my $res = $facedata->{resource};	3593	my $res = $facedata->{resource};
3111		3594
3112	my $soundconf = delete $res->{"res/sound.conf"};
3113
3114	while (my ($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
3115	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3598	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3116	my $data;
3117		3599
3118	if ($info->{type} & 1) {	3600	cf::face::set_type $idx, $type;
3119	# prepend meta info	3601	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3120		3602	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3121	my $meta = $enc->encode ({	3603	$FACEHASH{$info->{hash}} = $idx;#d#
3122	name => $name,
3123	%{ $info->{meta} || {} },
3124	});
3125
3126	$data = pack "(w/a*)*", $meta, $info->{data};
3127	} else {	3604	} else {
3128	$data = $info->{data};	3605	# $RESOURCE{$name} = $info; # unused
3129	}	3606	}
3130		3607
3131	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3132	cf::face::set_type $idx, $info->{type};
3133
3134	cf::cede_to_tick;	3608	cf::cede_to_tick;
3135	}	3609	}
3136
3137	if ($soundconf) {
3138	$soundconf = $enc->decode (delete $soundconf->{data});
3139
3140	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3141	my $sound = $soundconf->{compat}[$_]
3142	or next;
3143
3144	my $face = cf::face::find "sound/$sound->[1]";
3145	cf::sound::set $sound->[0] => $face;
3146	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3147	}
3148
3149	while (my ($k, $v) = each %{$soundconf->{event}}) {
3150	my $face = cf::face::find "sound/$v";
3151	cf::sound::set $k => $face;
3152	}
3153	}
3154	}	3610	}
		3611
		3612	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3155		3613
3156	1	3614	1
3157	}	3615	}
3158		3616
3159	register_exticmd fx_want => sub {	3617	register_exticmd fx_want => sub {
…		…
3161		3619
3162	while (my ($k, $v) = each %$want) {	3620	while (my ($k, $v) = each %$want) {
3163	$ns->fx_want ($k, $v);	3621	$ns->fx_want ($k, $v);
3164	}	3622	}
3165	};	3623	};
		3624
		3625	sub load_resource_file($) {
		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 $_, 1 .. cf::settings->max_level]
		3641	);
		3642	}
		3643
		3644	sub reload_materials {
		3645	_reload_materials;
		3646	}
3166		3647
3167	sub reload_regions {	3648	sub reload_regions {
3168	# HACK to clear player env face cache, we need some signal framework	3649	# HACK to clear player env face cache, we need some signal framework
3169	# for this (global event?)	3650	# for this (global event?)
3170	%ext::player_env::MUSIC_FACE_CACHE = ();	3651	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3184	}	3665	}
3185		3666
3186	sub reload_archetypes {	3667	sub reload_archetypes {
3187	load_resource_file "$DATADIR/archetypes"	3668	load_resource_file "$DATADIR/archetypes"
3188	or die "unable to load archetypes\n";	3669	or die "unable to load archetypes\n";
3189	#d# NEED to laod twice to resolve forward references	3670
3190	# this really needs to be done in an extra post-pass	3671	add_face "res/skill_info" => FT_RSRC,
3191	# (which needs to be synchronous, so solve it differently)	3672	JSON::XS->new->utf8->canonical->encode (
3192	load_resource_file "$DATADIR/archetypes"	3673	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
3193	or die "unable to load archetypes\n";	3674	);
		3675	add_face "res/spell_paths" => FT_RSRC,
		3676	JSON::XS->new->utf8->canonical->encode (
		3677	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3678	);
3194	}	3679	}
3195		3680
3196	sub reload_treasures {	3681	sub reload_treasures {
3197	load_resource_file "$DATADIR/treasures"	3682	load_resource_file "$DATADIR/treasures"
3198	or die "unable to load treasurelists\n";	3683	or die "unable to load treasurelists\n";
3199	}	3684	}
3200		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	sub reload_pod {
		3707	trace "loading pods $PODDIR\n";
		3708
		3709	my @command_help;
		3710
		3711	for (
		3712	[0, "command_help"],
		3713	[1, "emote_help"],
		3714	[2, "dmcommand_help"],
		3715	) {
		3716	my ($type, $path) = @$_;
		3717
		3718	my $paragraphs = &cf::pod::load_pod ("$PODDIR/$path.pod")
		3719	or die "unable to load $path";
		3720
		3721	my $level = 1e9;
		3722
		3723	for my $par (@$paragraphs) {
		3724	if ($par->{type} eq "head2") {
		3725	# this code taken almost verbatim from DC/Protocol.pm
		3726
		3727	if ($par->{markup} =~ /^(\S+) (?:\s+ \( ([^\)]*) \) )?/x) {
		3728	my $cmd = $1;
		3729	my @args = split /\|/, $2;
		3730	@args = (".*") unless @args;
		3731
		3732	$_ = $_ eq ".*" ? "" : " $_"
		3733	for @args;
		3734
		3735	my @variants = map "$cmd$_", sort { (length $a) <=> (length $b) } @args;
		3736
		3737	push @command_help, [$type, \@variants, &cf::pod::as_cfpod ([$par])];
		3738	$level = $par->{level};
		3739	} else {
		3740	error "$par->{markup}: unparsable command heading";
		3741	}
		3742	} elsif ($par->{level} > $level) {
		3743	$command_help[-1][2] .= &cf::pod::as_cfpod ([$par]);
		3744	}
		3745
		3746	cf::cede_to_tick;
		3747	}
		3748	}
		3749
		3750	@command_help = sort {
		3751	$a->[0] <=> $b->[0]
		3752	or $a->[1] cmp $b->[1]
		3753	} @command_help;
		3754
		3755	cf::cede_to_tick;
		3756
		3757	add_face "res/command_help" => FT_RSRC,
		3758	JSON::XS->new->utf8->encode (\@command_help);
		3759	}
		3760
3201	sub reload_resources {	3761	sub reload_resources {
3202	warn "reloading resource files...\n";	3762	trace "reloading resource files...\n";
3203		3763
		3764	reload_materials;
		3765	reload_facedata;
		3766	reload_exp_table;
		3767	reload_sound;
		3768	reload_archetypes;
3204	reload_regions;	3769	reload_regions;
3205	reload_facedata;
3206	#reload_archetypes;#d#
3207	reload_archetypes;
3208	reload_treasures;	3770	reload_treasures;
		3771	reload_pod;
3209		3772
3210	warn "finished reloading resource files\n";	3773	trace "finished reloading resource files\n";
3211	}
3212
3213	sub init {
3214	reload_resources;
3215	}	3774	}
3216		3775
3217	sub reload_config {	3776	sub reload_config {
3218	open my $fh, "<:utf8", "$CONFDIR/config"	3777	trace "reloading config file...\n";
3219	or return;
3220		3778
3221	local $/;	3779	my $config = load_file "$CONFDIR/config";
3222	*CFG = YAML::Syck::Load <$fh>;	3780	utf8::decode $config;
		3781	*CFG = decode_yaml $config;
3223		3782
3224	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3783	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3225		3784
3226	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3785	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3227	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3786	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3228		3787
3229	if (exists $CFG{mlockall}) {	3788	if (exists $CFG{mlockall}) {
…		…
3233	};	3792	};
3234	warn $@ if $@;	3793	warn $@ if $@;
3235	}	3794	}
3236	}	3795	}
3237		3796
		3797	sub pidfile() {
		3798	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3799	or die "$PIDFILE: $!";
		3800	flock $fh, &Fcntl::LOCK_EX
		3801	or die "$PIDFILE: flock: $!";
		3802	$fh
		3803	}
		3804
		3805	# make sure only one server instance is running at any one time
		3806	sub atomic {
		3807	my $fh = pidfile;
		3808
		3809	my $pid = <$fh>;
		3810	kill 9, $pid if $pid > 0;
		3811
		3812	seek $fh, 0, 0;
		3813	print $fh $$;
		3814	}
		3815
		3816	sub main_loop {
		3817	trace "EV::loop starting\n";
		3818	if (1) {
		3819	EV::loop;
		3820	}
		3821	trace "EV::loop returned\n";
		3822	goto &main_loop unless $REALLY_UNLOOP;
		3823	}
		3824
3238	sub main {	3825	sub main {
		3826	cf::init_globals; # initialise logging
		3827
		3828	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3829	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3830	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3831	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3832
		3833	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3834
3239	# we must not ever block the main coroutine	3835	# we must not ever block the main coroutine
3240	local $Coro::idle = sub {	3836	$Coro::idle = sub {
3241	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3837	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3242	(async {	3838	(async {
3243	$Coro::current->{desc} = "IDLE BUG HANDLER";	3839	$Coro::current->{desc} = "IDLE BUG HANDLER";
3244	Event::one_event;	3840	EV::loop EV::LOOP_ONESHOT;
3245	})->prio (Coro::PRIO_MAX);	3841	})->prio (Coro::PRIO_MAX);
3246	};	3842	};
3247		3843
		3844	evthread_start IO::AIO::poll_fileno;
		3845
		3846	cf::sync_job {
		3847	cf::incloader::init ();
		3848
		3849	db_init;
		3850
		3851	cf::init_anim;
		3852	cf::init_attackmess;
		3853	cf::init_dynamic;
		3854
		3855	cf::load_settings;
		3856
		3857	reload_resources;
3248	reload_config;	3858	reload_config;
3249	db_init;	3859
		3860	cf::init_uuid;
		3861	cf::init_signals;
		3862	cf::init_skills;
		3863
		3864	cf::init_beforeplay;
		3865
		3866	atomic;
		3867
3250	load_extensions;	3868	load_extensions;
3251		3869
3252	$TICK_WATCHER->start;	3870	utime time, time, $RUNTIMEFILE;
3253	Event::loop;	3871
		3872	# no (long-running) fork's whatsoever before this point(!)
		3873	use POSIX ();
		3874	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3875
		3876	cf::_post_init 0;
		3877	};
		3878
		3879	cf::object::thawer::errors_are_fatal 0;
		3880	info "parse errors in files are no longer fatal from this point on.\n";
		3881
		3882	AE::postpone {
		3883	undef &main; # free gobs of memory :)
		3884	};
		3885
		3886	goto &main_loop;
3254	}	3887	}
3255		3888
3256	#############################################################################	3889	#############################################################################
3257	# initialisation and cleanup	3890	# initialisation and cleanup
3258		3891
3259	# install some emergency cleanup handlers	3892	# install some emergency cleanup handlers
3260	BEGIN {	3893	BEGIN {
		3894	our %SIGWATCHER = ();
3261	for my $signal (qw(INT HUP TERM)) {	3895	for my $signal (qw(INT HUP TERM)) {
3262	Event->signal (	3896	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3263	reentrant => 0,
3264	data => WF_AUTOCANCEL,
3265	signal => $signal,
3266	prio => 0,
3267	cb => sub {
3268	cf::cleanup "SIG$signal";	3897	cf::cleanup "SIG$signal";
3269	},
3270	);	3898	};
3271	}	3899	}
3272	}	3900	}
3273		3901
3274	sub write_runtime {	3902	sub write_runtime_sync {
3275	my $runtime = "$LOCALDIR/runtime";	3903	my $t0 = AE::time;
3276		3904
3277	# first touch the runtime file to show we are still running:	3905	# first touch the runtime file to show we are still running:
3278	# the fsync below can take a very very long time.	3906	# the fsync below can take a very very long time.
3279		3907
3280	IO::AIO::aio_utime $runtime, undef, undef;	3908	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3281		3909
3282	my $guard = cf::lock_acquire "write_runtime";	3910	my $guard = cf::lock_acquire "write_runtime";
3283		3911
3284	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3912	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3285	or return;	3913	or return;
3286		3914
3287	my $value = $cf::RUNTIME + 90 + 10;	3915	my $value = $cf::RUNTIME + 90 + 10;
3288	# 10 is the runtime save interval, for a monotonic clock	3916	# 10 is the runtime save interval, for a monotonic clock
3289	# 60 allows for the watchdog to kill the server.	3917	# 60 allows for the watchdog to kill the server.
…		…
3299	aio_utime $fh, undef, undef;	3927	aio_utime $fh, undef, undef;
3300		3928
3301	close $fh	3929	close $fh
3302	or return;	3930	or return;
3303		3931
3304	aio_rename "$runtime~", $runtime	3932	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3305	and return;	3933	and return;
3306		3934
3307	warn "runtime file written.\n";	3935	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3308		3936
3309	1	3937	1
		3938	}
		3939
		3940	our $uuid_lock;
		3941	our $uuid_skip;
		3942
		3943	sub write_uuid_sync($) {
		3944	$uuid_skip ||= $_[0];
		3945
		3946	return if $uuid_lock;
		3947	local $uuid_lock = 1;
		3948
		3949	my $uuid = "$LOCALDIR/uuid";
		3950
		3951	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3952	or return;
		3953
		3954	my $value = uuid_seq uuid_cur;
		3955
		3956	unless ($value) {
		3957	info "cowardly refusing to write zero uuid value!\n";
		3958	return;
		3959	}
		3960
		3961	my $value = uuid_str $value + $uuid_skip;
		3962	$uuid_skip = 0;
		3963
		3964	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3965	and return;
		3966
		3967	# always fsync - this file is important
		3968	aio_fsync $fh
		3969	and return;
		3970
		3971	close $fh
		3972	or return;
		3973
		3974	aio_rename "$uuid~", $uuid
		3975	and return;
		3976
		3977	trace "uuid file written ($value).\n";
		3978
		3979	1
		3980
		3981	}
		3982
		3983	sub write_uuid($$) {
		3984	my ($skip, $sync) = @_;
		3985
		3986	$sync ? write_uuid_sync $skip
		3987	: async { write_uuid_sync $skip };
3310	}	3988	}
3311		3989
3312	sub emergency_save() {	3990	sub emergency_save() {
3313	my $freeze_guard = cf::freeze_mainloop;	3991	my $freeze_guard = cf::freeze_mainloop;
3314		3992
3315	warn "enter emergency perl save\n";	3993	info "emergency_perl_save: enter\n";
		3994
		3995	# this is a trade-off: we want to be very quick here, so
		3996	# save all maps without fsync, and later call a global sync
		3997	# (which in turn might be very very slow)
		3998	local $USE_FSYNC = 0;
3316		3999
3317	cf::sync_job {	4000	cf::sync_job {
		4001	cf::write_runtime_sync; # external watchdog should not bark
		4002
3318	# use a peculiar iteration method to avoid tripping on perl	4003	# use a peculiar iteration method to avoid tripping on perl
3319	# refcount bugs in for. also avoids problems with players	4004	# refcount bugs in for. also avoids problems with players
3320	# and maps saved/destroyed asynchronously.	4005	# and maps saved/destroyed asynchronously.
3321	warn "begin emergency player save\n";	4006	info "emergency_perl_save: begin player save\n";
3322	for my $login (keys %cf::PLAYER) {	4007	for my $login (keys %cf::PLAYER) {
3323	my $pl = $cf::PLAYER{$login} or next;	4008	my $pl = $cf::PLAYER{$login} or next;
3324	$pl->valid or next;	4009	$pl->valid or next;
3325	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4010	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3326	$pl->save;	4011	$pl->save;
3327	}	4012	}
3328	warn "end emergency player save\n";	4013	info "emergency_perl_save: end player save\n";
3329		4014
3330	warn "begin emergency map save\n";	4015	cf::write_runtime_sync; # external watchdog should not bark
		4016
		4017	info "emergency_perl_save: begin map save\n";
3331	for my $path (keys %cf::MAP) {	4018	for my $path (keys %cf::MAP) {
3332	my $map = $cf::MAP{$path} or next;	4019	my $map = $cf::MAP{$path} or next;
3333	$map->valid or next;	4020	$map->valid or next;
3334	$map->save;	4021	$map->save;
3335	}	4022	}
3336	warn "end emergency map save\n";	4023	info "emergency_perl_save: end map save\n";
3337		4024
3338	warn "begin emergency database checkpoint\n";	4025	cf::write_runtime_sync; # external watchdog should not bark
		4026
		4027	info "emergency_perl_save: begin database checkpoint\n";
3339	BDB::db_env_txn_checkpoint $DB_ENV;	4028	BDB::db_env_txn_checkpoint $DB_ENV;
3340	warn "end emergency database checkpoint\n";	4029	info "emergency_perl_save: end database checkpoint\n";
		4030
		4031	info "emergency_perl_save: begin write uuid\n";
		4032	write_uuid_sync 1;
		4033	info "emergency_perl_save: end write uuid\n";
		4034
		4035	cf::write_runtime_sync; # external watchdog should not bark
		4036
		4037	trace "emergency_perl_save: syncing database to disk";
		4038	BDB::db_env_txn_checkpoint $DB_ENV;
		4039
		4040	info "emergency_perl_save: starting sync\n";
		4041	IO::AIO::aio_sync sub {
		4042	info "emergency_perl_save: finished sync\n";
		4043	};
		4044
		4045	cf::write_runtime_sync; # external watchdog should not bark
		4046
		4047	trace "emergency_perl_save: flushing outstanding aio requests";
		4048	while (IO::AIO::nreqs || BDB::nreqs) {
		4049	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4050	}
		4051
		4052	cf::write_runtime_sync; # external watchdog should not bark
3341	};	4053	};
3342		4054
3343	warn "leave emergency perl save\n";	4055	info "emergency_perl_save: leave\n";
3344	}	4056	}
3345		4057
3346	sub post_cleanup {	4058	sub post_cleanup {
3347	my ($make_core) = @_;	4059	my ($make_core) = @_;
3348		4060
		4061	IO::AIO::flush;
		4062
3349	warn Carp::longmess "post_cleanup backtrace"	4063	error Carp::longmess "post_cleanup backtrace"
3350	if $make_core;	4064	if $make_core;
		4065
		4066	my $fh = pidfile;
		4067	unlink $PIDFILE if <$fh> == $$;
		4068	}
		4069
		4070	# a safer delete_package, copied from Symbol
		4071	sub clear_package($) {
		4072	my $pkg = shift;
		4073
		4074	# expand to full symbol table name if needed
		4075	unless ($pkg =~ /^main::.*::$/) {
		4076	$pkg = "main$pkg" if $pkg =~ /^::/;
		4077	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4078	$pkg .= '::' unless $pkg =~ /::$/;
		4079	}
		4080
		4081	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4082	my $stem_symtab = *{$stem}{HASH};
		4083
		4084	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4085	or return;
		4086
		4087	# clear all symbols
		4088	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4089	for my $name (keys %$leaf_symtab) {
		4090	_gv_clear *{"$pkg$name"};
		4091	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4092	}
3351	}	4093	}
3352		4094
3353	sub do_reload_perl() {	4095	sub do_reload_perl() {
3354	# can/must only be called in main	4096	# can/must only be called in main
3355	if ($Coro::current != $Coro::main) {	4097	unless (in_main) {
3356	warn "can only reload from main coroutine";	4098	error "can only reload from main coroutine";
3357	return;	4099	return;
3358	}	4100	}
3359		4101
3360	warn "reloading...";	4102	return if $RELOAD++;
3361		4103
3362	warn "entering sync_job";	4104	my $t1 = AE::time;
3363		4105
		4106	while ($RELOAD) {
		4107	cf::get_slot 0.1, -1, "reload_perl";
		4108	info "perl_reload: reloading...";
		4109
		4110	trace "perl_reload: entering sync_job";
		4111
3364	cf::sync_job {	4112	cf::sync_job {
3365	cf::write_runtime; # external watchdog should not bark
3366	cf::emergency_save;	4113	#cf::emergency_save;
3367	cf::write_runtime; # external watchdog should not bark
3368		4114
3369	warn "syncing database to disk";
3370	BDB::db_env_txn_checkpoint $DB_ENV;
3371
3372	# if anything goes wrong in here, we should simply crash as we already saved
3373
3374	warn "cancelling all WF_AUTOCANCEL watchers";
3375	for (Event::all_watchers) {
3376	$_->cancel if $_->data & WF_AUTOCANCEL;
3377	}
3378
3379	warn "flushing outstanding aio requests";
3380	for (;;) {
3381	BDB::flush;
3382	IO::AIO::flush;
3383	Coro::cede_notself;
3384	last unless IO::AIO::nreqs || BDB::nreqs;
3385	warn "iterate...";
3386	}
3387
3388	++$RELOAD;
3389
3390	warn "cancelling all extension coros";	4115	trace "perl_reload: cancelling all extension coros";
3391	$_->cancel for values %EXT_CORO;	4116	$_->cancel for values %EXT_CORO;
3392	%EXT_CORO = ();	4117	%EXT_CORO = ();
3393		4118
3394	warn "removing commands";	4119	trace "perl_reload: removing commands";
3395	%COMMAND = ();	4120	%COMMAND = ();
3396		4121
3397	warn "removing ext/exti commands";	4122	trace "perl_reload: removing ext/exti commands";
3398	%EXTCMD = ();	4123	%EXTCMD = ();
3399	%EXTICMD = ();	4124	%EXTICMD = ();
3400		4125
3401	warn "unloading/nuking all extensions";	4126	trace "perl_reload: unloading/nuking all extensions";
3402	for my $pkg (@EXTS) {	4127	for my $pkg (@EXTS) {
3403	warn "... unloading $pkg";	4128	trace "... unloading $pkg";
3404		4129
3405	if (my $cb = $pkg->can ("unload")) {	4130	if (my $cb = $pkg->can ("unload")) {
3406	eval {	4131	eval {
3407	$cb->($pkg);	4132	$cb->($pkg);
3408	1	4133	1
3409	} or warn "$pkg unloaded, but with errors: $@";	4134	} or error "$pkg unloaded, but with errors: $@";
		4135	}
		4136
		4137	trace "... clearing $pkg";
		4138	clear_package $pkg;
3410	}	4139	}
3411		4140
3412	warn "... nuking $pkg";
3413	Symbol::delete_package $pkg;
3414	}
3415
3416	warn "unloading all perl modules loaded from $LIBDIR";	4141	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3417	while (my ($k, $v) = each %INC) {	4142	while (my ($k, $v) = each %INC) {
3418	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4143	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3419		4144
3420	warn "... unloading $k";	4145	trace "... unloading $k";
3421	delete $INC{$k};	4146	delete $INC{$k};
3422		4147
3423	$k =~ s/\.pm$//;	4148	$k =~ s/\.pm$//;
3424	$k =~ s/\//::/g;	4149	$k =~ s/\//::/g;
3425		4150
3426	if (my $cb = $k->can ("unload_module")) {	4151	if (my $cb = $k->can ("unload_module")) {
3427	$cb->();	4152	$cb->();
		4153	}
		4154
		4155	clear_package $k;
3428	}	4156	}
3429		4157
3430	Symbol::delete_package $k;
3431	}
3432
3433	warn "getting rid of safe::, as good as possible";	4158	trace "perl_reload: getting rid of safe::, as good as possible";
3434	Symbol::delete_package "safe::$_"	4159	clear_package "safe::$_"
3435	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4160	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3436		4161
3437	warn "unloading cf.pm \"a bit\"";	4162	trace "perl_reload: unloading cf.pm \"a bit\"";
3438	delete $INC{"cf.pm"};	4163	delete $INC{"cf.pm"};
3439	delete $INC{"cf/pod.pm"};	4164	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3440		4165
3441	# don't, removes xs symbols, too,	4166	# don't, removes xs symbols, too,
3442	# and global variables created in xs	4167	# and global variables created in xs
3443	#Symbol::delete_package __PACKAGE__;	4168	#clear_package __PACKAGE__;
3444		4169
3445	warn "unload completed, starting to reload now";	4170	info "perl_reload: unload completed, starting to reload now";
3446		4171
3447	warn "reloading cf.pm";	4172	trace "perl_reload: reloading cf.pm";
3448	require cf;	4173	require cf;
3449	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4174	cf::_connect_to_perl_1;
3450		4175
3451	warn "loading config and database again";	4176	trace "perl_reload: loading config and database again";
3452	cf::reload_config;	4177	cf::reload_config;
3453		4178
3454	warn "loading extensions";	4179	trace "perl_reload: loading extensions";
3455	cf::load_extensions;	4180	cf::load_extensions;
3456		4181
		4182	if ($REATTACH_ON_RELOAD) {
3457	warn "reattaching attachments to objects/players";	4183	trace "perl_reload: reattaching attachments to objects/players";
3458	_global_reattach; # objects, sockets	4184	_global_reattach; # objects, sockets
3459	warn "reattaching attachments to maps";	4185	trace "perl_reload: reattaching attachments to maps";
3460	reattach $_ for values %MAP;	4186	reattach $_ for values %MAP;
3461	warn "reattaching attachments to players";	4187	trace "perl_reload: reattaching attachments to players";
3462	reattach $_ for values %PLAYER;	4188	reattach $_ for values %PLAYER;
		4189	}
3463		4190
3464	warn "leaving sync_job";	4191	cf::_post_init 1;
3465		4192
		4193	trace "perl_reload: leaving sync_job";
		4194
3466	1	4195	1
3467	} or do {	4196	} or do {
3468	warn $@;	4197	error $@;
3469	warn "error while reloading, exiting.";	4198	cf::cleanup "perl_reload: error, exiting.";
3470	exit 1;	4199	};
		4200
		4201	--$RELOAD;
3471	};	4202	}
3472		4203
3473	warn "reloaded";	4204	$t1 = AE::time - $t1;
		4205	info "perl_reload: completed in ${t1}s\n";
3474	};	4206	};
3475		4207
3476	our $RELOAD_WATCHER; # used only during reload	4208	our $RELOAD_WATCHER; # used only during reload
3477		4209
3478	sub reload_perl() {	4210	sub reload_perl() {
3479	# doing reload synchronously and two reloads happen back-to-back,	4211	# doing reload synchronously and two reloads happen back-to-back,
3480	# coro crashes during coro_state_free->destroy here.	4212	# coro crashes during coro_state_free->destroy here.
3481		4213
3482	$RELOAD_WATCHER ||= Event->timer (	4214	$RELOAD_WATCHER ||= cf::async {
3483	reentrant => 0,	4215	Coro::AIO::aio_wait cache_extensions;
3484	after => 0,	4216
3485	data => WF_AUTOCANCEL,	4217	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3486	cb => sub {
3487	do_reload_perl;	4218	do_reload_perl;
3488	undef $RELOAD_WATCHER;	4219	undef $RELOAD_WATCHER;
3489	},	4220	};
3490	);	4221	};
3491	}	4222	}
3492		4223
3493	register_command "reload" => sub {	4224	register_command "reload" => sub {
3494	my ($who, $arg) = @_;	4225	my ($who, $arg) = @_;
3495		4226
…		…
3500	reload_perl;	4231	reload_perl;
3501	};	4232	};
3502	}	4233	}
3503	};	4234	};
3504		4235
3505	unshift @INC, $LIBDIR;	4236	#############################################################################
3506		4237
3507	my $bug_warning = 0;	4238	my $bug_warning = 0;
3508		4239
3509	our @WAIT_FOR_TICK;
3510	our @WAIT_FOR_TICK_BEGIN;
3511
3512	sub wait_for_tick {	4240	sub wait_for_tick() {
3513	return unless $TICK_WATCHER->is_active;	4241	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3514	return if $Coro::current == $Coro::main;
3515		4242
3516	my $signal = new Coro::Signal;	4243	$WAIT_FOR_TICK->wait;
3517	push @WAIT_FOR_TICK, $signal;
3518	$signal->wait;
3519	}	4244	}
3520		4245
3521	sub wait_for_tick_begin {	4246	sub wait_for_tick_begin() {
3522	return unless $TICK_WATCHER->is_active;	4247	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3523	return if $Coro::current == $Coro::main;
3524		4248
3525	my $signal = new Coro::Signal;	4249	my $signal = new Coro::Signal;
3526	push @WAIT_FOR_TICK_BEGIN, $signal;	4250	push @WAIT_FOR_TICK_BEGIN, $signal;
3527	$signal->wait;	4251	$signal->wait;
3528	}	4252	}
3529		4253
3530	$TICK_WATCHER = Event->timer (	4254	sub tick {
3531	reentrant => 0,
3532	parked => 1,
3533	prio => 0,
3534	at => $NEXT_TICK || $TICK,
3535	data => WF_AUTOCANCEL,
3536	cb => sub {
3537	if ($Coro::current != $Coro::main) {	4255	if ($Coro::current != $Coro::main) {
3538	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4256	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3539	unless ++$bug_warning > 10;	4257	unless ++$bug_warning > 10;
3540	return;	4258	return;
3541	}	4259	}
3542		4260
3543	$NOW = $tick_start = Event::time;	4261	cf::one_tick; # one server iteration
3544		4262
3545	cf::server_tick; # one server iteration	4263	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3546		4264
3547	$RUNTIME += $TICK;
3548	$NEXT_TICK += $TICK;
3549
3550	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4265	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3551	$NEXT_RUNTIME_WRITE = $NOW + 10;	4266	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3552	Coro::async_pool {	4267	Coro::async_pool {
3553	$Coro::current->{desc} = "runtime saver";	4268	$Coro::current->{desc} = "runtime saver";
3554	write_runtime	4269	write_runtime_sync
3555	or warn "ERROR: unable to write runtime file: $!";	4270	or error "ERROR: unable to write runtime file: $!";
3556	};
3557	}	4271	};
		4272	}
3558		4273
3559	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4274	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3560	$sig->send;	4275	$sig->send;
3561	}	4276	}
3562	while (my $sig = shift @WAIT_FOR_TICK) {	4277	$WAIT_FOR_TICK->broadcast;
3563	$sig->send;
3564	}
3565		4278
3566	$NOW = Event::time;	4279	$LOAD = ($NOW - $TICK_START) / $TICK;
3567
3568	# if we are delayed by four ticks or more, skip them all
3569	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3570
3571	$TICK_WATCHER->at ($NEXT_TICK);
3572	$TICK_WATCHER->start;
3573
3574	$LOAD = ($NOW - $tick_start) / $TICK;
3575	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4280	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3576		4281
3577	_post_tick;	4282	if (0) {
		4283	if ($NEXT_TICK) {
		4284	my $jitter = $TICK_START - $NEXT_TICK;
		4285	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4286	debug "jitter $JITTER\n";#d#
		4287	}
3578	},	4288	}
3579	);	4289	}
3580		4290
3581	{	4291	{
		4292	# configure BDB
		4293	info "initialising database";
		4294
3582	BDB::min_parallel 8;	4295	BDB::min_parallel 16;
3583	BDB::max_poll_time $TICK * 0.1;	4296	BDB::max_poll_reqs $TICK * 0.1;
3584	$BDB_POLL_WATCHER = Event->io (	4297	#$AnyEvent::BDB::WATCHER->priority (1);
3585	reentrant => 0,
3586	fd => BDB::poll_fileno,
3587	poll => 'r',
3588	prio => 0,
3589	data => WF_AUTOCANCEL,
3590	cb => \&BDB::poll_cb,
3591	);
3592
3593	BDB::set_sync_prepare {
3594	my $status;
3595	my $current = $Coro::current;
3596	(
3597	sub {
3598	$status = $!;
3599	$current->ready; undef $current;
3600	},
3601	sub {
3602	Coro::schedule while defined $current;
3603	$! = $status;
3604	},
3605	)
3606	};
3607		4298
3608	unless ($DB_ENV) {	4299	unless ($DB_ENV) {
3609	$DB_ENV = BDB::db_env_create;	4300	$DB_ENV = BDB::db_env_create;
3610	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4301	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3611	| BDB::LOG_AUTOREMOVE, 1);	4302	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4303	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3612	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4304	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3613	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4305	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3614		4306
3615	cf::sync_job {	4307	cf::sync_job {
3616	eval {	4308	eval {
…		…
3626		4318
3627	cf::cleanup "db_env_open(db): $@" if $@;	4319	cf::cleanup "db_env_open(db): $@" if $@;
3628	};	4320	};
3629	}	4321	}
3630		4322
3631	$BDB_DEADLOCK_WATCHER = Event->timer (	4323	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3632	after => 3,
3633	interval => 1,
3634	hard => 1,
3635	prio => 0,
3636	data => WF_AUTOCANCEL,
3637	cb => sub {
3638	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4324	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3639	},
3640	);	4325	};
3641	$BDB_CHECKPOINT_WATCHER = Event->timer (	4326	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3642	after => 11,
3643	interval => 60,
3644	hard => 1,
3645	prio => 0,
3646	data => WF_AUTOCANCEL,
3647	cb => sub {
3648	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4327	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3649	},
3650	);	4328	};
3651	$BDB_TRICKLE_WATCHER = Event->timer (	4329	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3652	after => 5,
3653	interval => 10,
3654	hard => 1,
3655	prio => 0,
3656	data => WF_AUTOCANCEL,
3657	cb => sub {
3658	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4330	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3659	},
3660	);	4331	};
		4332
		4333	info "database initialised";
3661	}	4334	}
3662		4335
3663	{	4336	{
		4337	# configure IO::AIO
		4338
		4339	info "initialising aio";
3664	IO::AIO::min_parallel 8;	4340	IO::AIO::min_parallel 8;
3665
3666	undef $Coro::AIO::WATCHER;
3667	IO::AIO::max_poll_time $TICK * 0.1;	4341	IO::AIO::max_poll_time $TICK * 0.1;
3668	$AIO_POLL_WATCHER = Event->io (	4342	undef $AnyEvent::AIO::WATCHER;
3669	reentrant => 0,	4343	info "aio initialised";
3670	data => WF_AUTOCANCEL,
3671	fd => IO::AIO::poll_fileno,
3672	poll => 'r',
3673	prio => 0,
3674	cb => \&IO::AIO::poll_cb,
3675	);
3676	}	4344	}
3677		4345
3678	my $_log_backtrace;	4346	our $_log_backtrace;
		4347	our $_log_backtrace_last;
3679		4348
3680	sub _log_backtrace {	4349	sub _log_backtrace {
3681	my ($msg, @addr) = @_;	4350	my ($msg, @addr) = @_;
3682		4351
3683	$msg =~ s/\n//;	4352	$msg =~ s/\n$//;
3684		4353
		4354	if ($_log_backtrace_last eq $msg) {
		4355	LOG llevInfo, "[ABT] $msg\n";
		4356	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3685	# limit the # of concurrent backtraces	4357	# limit the # of concurrent backtraces
3686	if ($_log_backtrace < 2) {	4358	} elsif ($_log_backtrace < 2) {
		4359	$_log_backtrace_last = $msg;
3687	++$_log_backtrace;	4360	++$_log_backtrace;
		4361	my $perl_bt = Carp::longmess $msg;
3688	async {	4362	async {
3689	$Coro::current->{desc} = "abt $msg";	4363	$Coro::current->{desc} = "abt $msg";
3690		4364
3691	my @bt = fork_call {	4365	my @bt = fork_call {
3692	@addr = map { sprintf "%x", $_ } @addr;	4366	@addr = map { sprintf "%x", $_ } @addr;
…		…
3703	}	4377	}
3704		4378
3705	@funcs	4379	@funcs
3706	};	4380	};
3707		4381
3708	LOG llevInfo, "[ABT] $msg\n";	4382	LOG llevInfo, "[ABT] $perl_bt\n";
		4383	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3709	LOG llevInfo, "[ABT] $_\n" for @bt;	4384	LOG llevInfo, "[ABT] $_\n" for @bt;
3710	--$_log_backtrace;	4385	--$_log_backtrace;
3711	};	4386	};
3712	} else {	4387	} else {
3713	LOG llevInfo, "[ABT] $msg\n";	4388	LOG llevInfo, "[ABT] $msg\n";
3714	LOG llevInfo, "[ABT] [suppressed]\n";	4389	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3715	}	4390	}
3716	}	4391	}
3717		4392
3718	# load additional modules	4393	# load additional modules
3719	use cf::pod;	4394	require "cf/$_.pm" for @EXTRA_MODULES;
		4395	cf::_connect_to_perl_2;
3720		4396
3721	END { cf::emergency_save }	4397	END { cf::emergency_save }
3722		4398
3723	1	4399	1
3724		4400

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