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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.391 by root, Fri Oct 26 04:22:05 2007 UTC vs.
Revision 1.592 by root, Fri Nov 9 00:11:49 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use 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	use re 'eval';
1554
1555	my $group;
1556	my $interior; $interior = qr{
1557	(?:
1558	\ (.*?)\ (?{ $group = $^N })
1559	| < (??{$interior}) >
1560	)
1561	}x;
1562
1563	sub expand_cfpod {
1564	my ($self, $pod) = @_;
1565
1566	my $xml;
1567
1568	while () {
1569	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?=[^<]) )+ )/xgcs) {
1570	$group = $1;
1571
1572	$group =~ s/&/&amp;/g;
1573	$group =~ s/</&lt;/g;
1574
1575	$xml .= $group;
1576	} elsif ($pod =~ m%\G
1577	([BCGHITU])
1578	<
1579	(?:
1580	([^<>]*) (?{ $group = $^N })
1581	| < $interior >
1582	)
1583	>
1584	%gcsx
1585	) {
1586	my ($code, $data) = ($1, $group);
1587
1588	if ($code eq "B") {
1589	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1590	} elsif ($code eq "I") {
1591	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1592	} elsif ($code eq "U") {
1593	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1594	} elsif ($code eq "C") {
1595	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1596	} elsif ($code eq "T") {
1597	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1598	} elsif ($code eq "G") {
1599	my ($male, $female) = split /\|/, $data;
1600	$data = $self->gender ? $female : $male;
1601	$xml .= expand_cfpod ($self, $data);
1602	} elsif ($code eq "H") {
1603	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1604	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1605	"")
1606	[$self->{hintmode}];
1607	} else {
1608	$xml .= "error processing '$code($data)' directive";
1609	}
1610	} else {
1611	if ($pod =~ /\G(.+)/) {
1612	warn "parse error while expanding $pod (at $1)";
1613	}
1614	last;
1615	}
1616	}
1617
1618	for ($xml) {
1619	# create single paragraphs (very hackish)
1620	s/(?<=\S)\n(?=\w)/ /g;
1621
1622	# compress some whitespace
1623	s/\s+\n/\n/g; # ws line-ends
1624	s/\n\n+/\n/g; # double lines
1625	s/^\n+//; # beginning lines
1626	s/\n+$//; # ending lines
1627	}
1628
1629	$xml
1630	}
1631
1632	sub hintmode {
1633	$_[0]{hintmode} = $_[1] if @_ > 1;
1634	$_[0]{hintmode}
1635	}
1636		1914
1637	=item $player->ext_reply ($msgid, @msg)	1915	=item $player->ext_reply ($msgid, @msg)
1638		1916
1639	Sends an ext reply to the player.	1917	Sends an ext reply to the player.
1640		1918
…		…
1672		1950
1673	=cut	1951	=cut
1674		1952
1675	sub find_by_path($) {	1953	sub find_by_path($) {
1676	my ($path) = @_;	1954	my ($path) = @_;
		1955
		1956	$path =~ s/^~[^\/]*//; # skip ~login
1677		1957
1678	my ($match, $specificity);	1958	my ($match, $specificity);
1679		1959
1680	for my $region (list) {	1960	for my $region (list) {
1681	if ($region->{match} && $path =~ $region->{match}) {	1961	if ($region->{match} && $path =~ $region->{match}) {
…		…
1707	our $MAX_RESET = 3600;	1987	our $MAX_RESET = 3600;
1708	our $DEFAULT_RESET = 3000;	1988	our $DEFAULT_RESET = 3000;
1709		1989
1710	sub generate_random_map {	1990	sub generate_random_map {
1711	my ($self, $rmp) = @_;	1991	my ($self, $rmp) = @_;
1712	# mit "rum" bekleckern, nicht	1992
		1993	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1994
1713	$self->_create_random_map (	1995	$self->_create_random_map ($rmp);
1714	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1715	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1716	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1717	$rmp->{exit_on_final_map},
1718	$rmp->{xsize}, $rmp->{ysize},
1719	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1720	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1721	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1722	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1723	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1724	(cf::region::find $rmp->{region}), $rmp->{custom}
1725	)
1726	}	1996	}
1727		1997
1728	=item cf::map->register ($regex, $prio)	1998	=item cf::map->register ($regex, $prio)
1729		1999
1730	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
…		…
1735		2005
1736	sub register {	2006	sub register {
1737	my (undef, $regex, $prio) = @_;	2007	my (undef, $regex, $prio) = @_;
1738	my $pkg = caller;	2008	my $pkg = caller;
1739		2009
1740	no strict;
1741	push @{"$pkg\::ISA"}, __PACKAGE__;	2010	push @{"$pkg\::ISA"}, __PACKAGE__;
1742		2011
1743	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2012	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1744	}	2013	}
1745		2014
1746	# also paths starting with '/'	2015	# also paths starting with '/'
1747	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2016	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1748		2017
1749	sub thawer_merge {	2018	sub thawer_merge {
1750	my ($self, $merge) = @_;	2019	my ($self, $merge) = @_;
1751		2020
1752	# we have to keep some variables in memory intact	2021	# we have to keep some variables in memory intact
…		…
1757	}	2026	}
1758		2027
1759	sub normalise {	2028	sub normalise {
1760	my ($path, $base) = @_;	2029	my ($path, $base) = @_;
1761		2030
1762	$path = "$path"; # make sure its a string	2031	$path = "$path"; # make sure it's a string
1763		2032
1764	$path =~ s/\.map$//;	2033	$path =~ s/\.map$//;
1765		2034
1766	# map plan:	2035	# map plan:
1767	#	2036	#
…		…
1782	$base =~ s{[^/]+/?$}{};	2051	$base =~ s{[^/]+/?$}{};
1783	$path = "$base/$path";	2052	$path = "$base/$path";
1784	}	2053	}
1785		2054
1786	for ($path) {	2055	for ($path) {
1787	redo if s{//}{/};
1788	redo if s{/\.?/}{/};	2056	redo if s{/\.?/}{/};
1789	redo if s{/[^/]+/\.\./}{/};	2057	redo if s{/[^/]+/\.\./}{/};
1790	}	2058	}
1791		2059
1792	$path	2060	$path
…		…
1806	$self->init; # pass $1 etc.	2074	$self->init; # pass $1 etc.
1807	return $self;	2075	return $self;
1808	}	2076	}
1809	}	2077	}
1810		2078
1811	Carp::cluck "unable to resolve path '$path' (base '$base').";	2079	Carp::cluck "unable to resolve path '$path' (base '$base')";
1812	()	2080	()
1813	}	2081	}
1814		2082
		2083	# may re-bless or do other evil things
1815	sub init {	2084	sub init {
1816	my ($self) = @_;	2085	my ($self) = @_;
1817		2086
1818	$self	2087	$self
1819	}	2088	}
…		…
1838		2107
1839	# the temporary/swap location	2108	# the temporary/swap location
1840	sub save_path {	2109	sub save_path {
1841	my ($self) = @_;	2110	my ($self) = @_;
1842		2111
1843	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2112	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1844	"$TMPDIR/$path.map"	2113	"$TMPDIR/$path.map"
1845	}	2114	}
1846		2115
1847	# the unique path, undef == no special unique path	2116	# the unique path, undef == no special unique path
1848	sub uniq_path {	2117	sub uniq_path {
1849	my ($self) = @_;	2118	my ($self) = @_;
1850		2119
1851	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2120	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1852	"$UNIQUEDIR/$path"	2121	"$UNIQUEDIR/$path"
1853	}
1854
1855	# and all this just because we cannot iterate over
1856	# all maps in C++...
1857	sub change_all_map_light {
1858	my ($change) = @_;
1859
1860	$_->change_map_light ($change)
1861	for grep $_->outdoor, values %cf::MAP;
1862	}	2122	}
1863		2123
1864	sub decay_objects {	2124	sub decay_objects {
1865	my ($self) = @_;	2125	my ($self) = @_;
1866		2126
…		…
1893	$self->{load_path} = $path;	2153	$self->{load_path} = $path;
1894		2154
1895	1	2155	1
1896	}	2156	}
1897		2157
		2158	# used to laod the header of an original map
1898	sub load_header_orig {	2159	sub load_header_orig {
1899	my ($self) = @_;	2160	my ($self) = @_;
1900		2161
1901	$self->load_header_from ($self->load_path)	2162	$self->load_header_from ($self->load_path)
1902	}	2163	}
1903		2164
		2165	# used to laod the header of an instantiated map
1904	sub load_header_temp {	2166	sub load_header_temp {
1905	my ($self) = @_;	2167	my ($self) = @_;
1906		2168
1907	$self->load_header_from ($self->save_path)	2169	$self->load_header_from ($self->save_path)
1908	}	2170	}
1909		2171
		2172	# called after loading the header from an instantiated map
1910	sub prepare_temp {	2173	sub prepare_temp {
1911	my ($self) = @_;	2174	my ($self) = @_;
1912		2175
1913	$self->last_access ((delete $self->{last_access})	2176	$self->last_access ((delete $self->{last_access})
1914	|| $cf::RUNTIME); #d#	2177	|| $cf::RUNTIME); #d#
1915	# safety	2178	# safety
1916	$self->{instantiate_time} = $cf::RUNTIME	2179	$self->{instantiate_time} = $cf::RUNTIME
1917	if $self->{instantiate_time} > $cf::RUNTIME;	2180	if $self->{instantiate_time} > $cf::RUNTIME;
1918	}	2181	}
1919		2182
		2183	# called after loading the header from an original map
1920	sub prepare_orig {	2184	sub prepare_orig {
1921	my ($self) = @_;	2185	my ($self) = @_;
1922		2186
1923	$self->{load_original} = 1;	2187	$self->{load_original} = 1;
1924	$self->{instantiate_time} = $cf::RUNTIME;	2188	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1948		2212
1949	sub find;	2213	sub find;
1950	sub find {	2214	sub find {
1951	my ($path, $origin) = @_;	2215	my ($path, $origin) = @_;
1952		2216
		2217	cf::cede_to_tick;
		2218
1953	$path = normalise $path, $origin && $origin->path;	2219	$path = normalise $path, $origin;
1954		2220
1955	cf::lock_wait "map_data:$path";#d#remove	2221	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1956	cf::lock_wait "map_find:$path";	2222	my $guard2 = cf::lock_acquire "map_find:$path";
1957		2223
1958	$cf::MAP{$path} || do {	2224	$cf::MAP{$path} || do {
1959	my $guard1 = cf::lock_acquire "map_find:$path";
1960	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1961
1962	my $map = new_from_path cf::map $path	2225	my $map = new_from_path cf::map $path
1963	or return;	2226	or return;
1964		2227
1965	$map->{last_save} = $cf::RUNTIME;	2228	$map->{last_save} = $cf::RUNTIME;
1966		2229
…		…
1968	or return;	2231	or return;
1969		2232
1970	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2233	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1971	# doing this can freeze the server in a sync job, obviously	2234	# doing this can freeze the server in a sync job, obviously
1972	#$cf::WAIT_FOR_TICK->wait;	2235	#$cf::WAIT_FOR_TICK->wait;
		2236	undef $guard2;
1973	undef $guard1;	2237	undef $guard1;
1974	undef $guard2;
1975	$map->reset;	2238	$map->reset;
1976	return find $path;	2239	return find $path;
1977	}	2240	}
1978		2241
1979	$cf::MAP{$path} = $map	2242	$cf::MAP{$path} = $map
1980	}	2243	}
1981	}	2244	}
1982		2245
1983	sub pre_load { }	2246	sub pre_load { }
1984	sub post_load { }	2247	#sub post_load { } # XS
1985		2248
1986	sub load {	2249	sub load {
1987	my ($self) = @_;	2250	my ($self) = @_;
1988		2251
1989	local $self->{deny_reset} = 1; # loading can take a long time	2252	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1992		2255
1993	{	2256	{
1994	my $guard = cf::lock_acquire "map_data:$path";	2257	my $guard = cf::lock_acquire "map_data:$path";
1995		2258
1996	return unless $self->valid;	2259	return unless $self->valid;
1997	return unless $self->in_memory == cf::MAP_SWAPPED;	2260	return unless $self->state == cf::MAP_SWAPPED;
1998
1999	$self->in_memory (cf::MAP_LOADING);
2000		2261
2001	$self->alloc;	2262	$self->alloc;
2002		2263
2003	$self->pre_load;	2264	$self->pre_load;
2004	cf::cede_to_tick;	2265	cf::cede_to_tick;
2005		2266
		2267	if (exists $self->{load_path}) {
2006	my $f = new_from_file cf::object::thawer $self->{load_path};	2268	my $f = new_from_file cf::object::thawer $self->{load_path};
2007	$f->skip_block;	2269	$f->skip_block;
2008	$self->_load_objects ($f)	2270	$self->_load_objects ($f)
2009	or return;	2271	or return;
2010		2272
2011	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2273	$self->post_load_original
2012	if delete $self->{load_original};	2274	if delete $self->{load_original};
2013		2275
2014	if (my $uniq = $self->uniq_path) {	2276	if (my $uniq = $self->uniq_path) {
2015	utf8::encode $uniq;	2277	utf8::encode $uniq;
2016	unless (aio_stat $uniq) {	2278	unless (aio_stat $uniq) {
2017	if (my $f = new_from_file cf::object::thawer $uniq) {	2279	if (my $f = new_from_file cf::object::thawer $uniq) {
2018	$self->clear_unique_items;	2280	$self->clear_unique_items;
2019	$self->_load_objects ($f);	2281	$self->_load_objects ($f);
2020	$f->resolve_delayed_derefs;	2282	$f->resolve_delayed_derefs;
		2283	}
2021	}	2284	}
2022	}	2285	}
2023	}
2024		2286
2025	$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);
2026		2294
2027	cf::cede_to_tick;	2295	cf::cede_to_tick;
2028	# now do the right thing for maps	2296	# now do the right thing for maps
2029	$self->link_multipart_objects;	2297	$self->link_multipart_objects;
2030	$self->difficulty ($self->estimate_difficulty)	2298	$self->difficulty ($self->estimate_difficulty)
…		…
2034	unless ($self->{deny_activate}) {	2302	unless ($self->{deny_activate}) {
2035	$self->decay_objects;	2303	$self->decay_objects;
2036	$self->fix_auto_apply;	2304	$self->fix_auto_apply;
2037	$self->update_buttons;	2305	$self->update_buttons;
2038	cf::cede_to_tick;	2306	cf::cede_to_tick;
2039	$self->set_darkness_map;	2307	#$self->activate; # no longer activate maps automatically
2040	cf::cede_to_tick;
2041	$self->activate;
2042	}	2308	}
2043		2309
2044	$self->{last_save} = $cf::RUNTIME;	2310	$self->{last_save} = $cf::RUNTIME;
2045	$self->last_access ($cf::RUNTIME);	2311	$self->last_access ($cf::RUNTIME);
2046
2047	$self->in_memory (cf::MAP_IN_MEMORY);
2048	}	2312	}
2049		2313
2050	$self->post_load;	2314	$self->post_load;
2051	}
2052		2315
		2316	1
		2317	}
		2318
		2319	# customize the map for a given player, i.e.
		2320	# return the _real_ map. used by e.g. per-player
		2321	# maps to change the path to ~playername/mappath
2053	sub customise_for {	2322	sub customise_for {
2054	my ($self, $ob) = @_;	2323	my ($self, $ob) = @_;
2055		2324
2056	return find "~" . $ob->name . "/" . $self->{path}	2325	return find "~" . $ob->name . "/" . $self->{path}
2057	if $self->per_player;	2326	if $self->per_player;
…		…
2060	# if $self->per_party;	2329	# if $self->per_party;
2061		2330
2062	$self	2331	$self
2063	}	2332	}
2064		2333
2065	# find and load all maps in the 3x3 area around a map
2066	sub load_neighbours {
2067	my ($map) = @_;
2068
2069	my @neigh; # diagonal neighbours
2070
2071	for (0 .. 3) {
2072	my $neigh = $map->tile_path ($_)
2073	or next;
2074	$neigh = find $neigh, $map
2075	or next;
2076	$neigh->load;
2077
2078	push @neigh,
2079	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2080	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2081	}
2082
2083	for (grep defined $_->[0], @neigh) {
2084	my ($path, $origin) = @$_;
2085	my $neigh = find $path, $origin
2086	or next;
2087	$neigh->load;
2088	}
2089	}
2090
2091	sub find_sync {	2334	sub find_sync {
2092	my ($path, $origin) = @_;	2335	my ($path, $origin) = @_;
2093		2336
2094	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, $origin
2095	}	2342	}
2096		2343
2097	sub do_load_sync {	2344	sub do_load_sync {
2098	my ($map) = @_;	2345	my ($map) = @_;
2099		2346
		2347	# it's a bug to call this from the main context
2100	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2348	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2101	if $Coro::current == $Coro::main;	2349	if $Coro::current == $Coro::main;
2102		2350
2103	cf::sync_job { $map->load };	2351	$map->load;
2104	}	2352	}
2105		2353
2106	our %MAP_PREFETCH;	2354	our %MAP_PREFETCH;
2107	our $MAP_PREFETCHER = undef;	2355	our $MAP_PREFETCHER = undef;
2108		2356
2109	sub find_async {	2357	sub find_async {
2110	my ($path, $origin, $load) = @_;	2358	my ($path, $origin, $load) = @_;
2111		2359
2112	$path = normalise $path, $origin && $origin->{path};	2360	$path = normalise $path, $origin;
2113		2361
2114	if (my $map = $cf::MAP{$path}) {	2362	if (my $map = $cf::MAP{$path}) {
2115	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2363	return $map if !$load || $map->linkable;
2116	}	2364	}
2117		2365
2118	$MAP_PREFETCH{$path} |= $load;	2366	$MAP_PREFETCH{$path} |= $load;
2119		2367
2120	$MAP_PREFETCHER ||= cf::async {	2368	$MAP_PREFETCHER ||= cf::async {
…		…
2134	$MAP_PREFETCHER->prio (6);	2382	$MAP_PREFETCHER->prio (6);
2135		2383
2136	()	2384	()
2137	}	2385	}
2138		2386
		2387	# common code, used by both ->save and ->swapout
2139	sub save {	2388	sub _save {
2140	my ($self) = @_;	2389	my ($self) = @_;
2141
2142	my $lock = cf::lock_acquire "map_data:$self->{path}";
2143		2390
2144	$self->{last_save} = $cf::RUNTIME;	2391	$self->{last_save} = $cf::RUNTIME;
2145		2392
2146	return unless $self->dirty;	2393	return unless $self->dirty;
2147		2394
…		…
2156		2403
2157	cf::async {	2404	cf::async {
2158	$Coro::current->{desc} = "map player save";	2405	$Coro::current->{desc} = "map player save";
2159	$_->contr->save for $self->players;	2406	$_->contr->save for $self->players;
2160	};	2407	};
		2408
		2409	cf::get_slot 0.02;
2161		2410
2162	if ($uniq) {	2411	if ($uniq) {
2163	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2412	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2164	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2413	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2165	} else {	2414	} else {
2166	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2415	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2167	}	2416	}
2168	}	2417	}
2169		2418
		2419	sub save {
		2420	my ($self) = @_;
		2421
		2422	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2423
		2424	$self->_save;
		2425	}
		2426
2170	sub swap_out {	2427	sub swap_out {
2171	my ($self) = @_;	2428	my ($self) = @_;
2172		2429
2173	# save first because save cedes
2174	$self->save;
2175
2176	my $lock = cf::lock_acquire "map_data:$self->{path}";	2430	my $lock = cf::lock_acquire "map_data:$self->{path}";
2177		2431
		2432	return if !$self->linkable;
		2433	return if $self->{deny_save};
2178	return if $self->players;	2434	return if $self->players;
2179	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
2180	return if $self->{deny_save};	2452	return 1e99 if $self->{deny_reset};
2181		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
2182	$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};
2183		2486
2184	$self->deactivate;	2487	$self->deactivate;
2185	$_->clear_links_to ($self) for values %cf::MAP;	2488	$_->clear_links_to ($self) for values %cf::MAP;
2186	$self->clear;	2489	$self->clear;
2187	}
2188
2189	sub reset_at {
2190	my ($self) = @_;
2191
2192	# TODO: safety, remove and allow resettable per-player maps
2193	return 1e99 if $self->{deny_reset};
2194
2195	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2196	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2197
2198	$time + $to
2199	}
2200
2201	sub should_reset {
2202	my ($self) = @_;
2203
2204	$self->reset_at <= $cf::RUNTIME
2205	}
2206
2207	sub reset {
2208	my ($self) = @_;
2209
2210	my $lock = cf::lock_acquire "map_data:$self->{path}";
2211
2212	return if $self->players;
2213
2214	warn "resetting map ", $self->path;
2215
2216	$self->in_memory (cf::MAP_SWAPPED);
2217
2218	# need to save uniques path
2219	unless ($self->{deny_save}) {
2220	my $uniq = $self->uniq_path; utf8::encode $uniq;
2221
2222	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2223	if $uniq;
2224	}
2225
2226	delete $cf::MAP{$self->path};
2227
2228	$self->deactivate;
2229	$_->clear_links_to ($self) for values %cf::MAP;
2230	$self->clear;
2231		2490
2232	$self->unlink_save;	2491	$self->unlink_save;
2233	$self->destroy;	2492	$self->destroy;
2234	}	2493	}
2235		2494
…		…
2243		2502
2244	delete $cf::MAP{$self->path};	2503	delete $cf::MAP{$self->path};
2245		2504
2246	$self->unlink_save;	2505	$self->unlink_save;
2247		2506
2248	bless $self, "cf::map";	2507	bless $self, "cf::map::wrap";
2249	delete $self->{deny_reset};	2508	delete $self->{deny_reset};
2250	$self->{deny_save} = 1;	2509	$self->{deny_save} = 1;
2251	$self->reset_timeout (1);	2510	$self->reset_timeout (1);
2252	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2511	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2253		2512
…		…
2302		2561
2303	sub unique_maps() {	2562	sub unique_maps() {
2304	[	2563	[
2305	map {	2564	map {
2306	utf8::decode $_;	2565	utf8::decode $_;
2307	/\.map$/	2566	s/\.map$//; # TODO future compatibility hack
		2567	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2568	? ()
2308	? normalise $_	2569	: normalise $_
2309	: ()
2310	} @{ aio_readdir $UNIQUEDIR or [] }	2570	} @{ aio_readdir $UNIQUEDIR or [] }
2311	]	2571	]
2312	}	2572	}
2313		2573
2314	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	}
2315		2605
2316	=back	2606	=back
2317		2607
2318	=head3 cf::object	2608	=head3 cf::object
2319		2609
…		…
2323		2613
2324	=over 4	2614	=over 4
2325		2615
2326	=item $ob->inv_recursive	2616	=item $ob->inv_recursive
2327		2617
2328	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.
2329		2620
2330	=cut	2621	=cut
2331		2622
2332	sub inv_recursive_;	2623	sub inv_recursive_;
2333	sub inv_recursive_ {	2624	sub inv_recursive_ {
…		…
2338	inv_recursive_ inv $_[0]	2629	inv_recursive_ inv $_[0]
2339	}	2630	}
2340		2631
2341	=item $ref = $ob->ref	2632	=item $ref = $ob->ref
2342		2633
2343	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.
2344		2635
2345	=item $ob = cf::object::deref ($refstring)	2636	=item $ob = cf::object::deref ($refstring)
2346		2637
2347	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,
2348	even if the object actually exists. May block.	2639	even if the object actually exists. May block.
…		…
2380	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
2381	dialogue with the given NPC character.	2672	dialogue with the given NPC character.
2382		2673
2383	=cut	2674	=cut
2384		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
2385	# rough implementation of a future "reply" method that works	2690	# rough implementation of a future "reply" method that works
2386	# with dialog boxes.	2691	# with dialog boxes.
2387	#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
2388	sub cf::object::player::reply($$$;$) {	2693	sub cf::object::player::reply($$$;$) {
2389	my ($self, $npc, $msg, $flags) = @_;	2694	my ($self, $npc, $msg, $flags) = @_;
…		…
2400	my $dialog = $pl->{npc_dialog};	2705	my $dialog = $pl->{npc_dialog};
2401	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2706	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2402		2707
2403	} else {	2708	} else {
2404	$msg = $npc->name . " says: $msg" if $npc;	2709	$msg = $npc->name . " says: $msg" if $npc;
2405	$self->message ($msg, $flags);	2710	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2406	}	2711	}
2407	}	2712	}
2408	}	2713	}
2409		2714
2410	=item $object->send_msg ($channel, $msg, $color, [extra...])	2715	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2435		2740
2436	=item $player_object->enter_link	2741	=item $player_object->enter_link
2437		2742
2438	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}>).
2439		2744
2440	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.
2441	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.
2442		2749
2443	Will never block.	2750	Will never block.
2444		2751
2445	=item $player_object->leave_link ($map, $x, $y)	2752	=item $player_object->leave_link ($map, $x, $y)
2446		2753
…		…
2466	sub cf::object::player::enter_link {	2773	sub cf::object::player::enter_link {
2467	my ($self) = @_;	2774	my ($self) = @_;
2468		2775
2469	$self->deactivate_recursive;	2776	$self->deactivate_recursive;
2470		2777
		2778	++$self->{_link_recursion};
		2779
2471	return if UNIVERSAL::isa $self->map, "ext::map_link";	2780	return if UNIVERSAL::isa $self->map, "ext::map_link";
2472		2781
2473	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2782	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2474	if $self->map && $self->map->{path} ne "{link}";	2783	if $self->map && $self->map->{path} ne "{link}";
2475		2784
2476	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2785	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2477	}	2786	}
2478		2787
2479	sub cf::object::player::leave_link {	2788	sub cf::object::player::leave_link {
2480	my ($self, $map, $x, $y) = @_;	2789	my ($self, $map, $x, $y) = @_;
2481		2790
…		…
2498	($x, $y) = (-1, -1)	2807	($x, $y) = (-1, -1)
2499	unless (defined $x) && (defined $y);	2808	unless (defined $x) && (defined $y);
2500		2809
2501	# use -1 or undef as default coordinates, not 0, 0	2810	# use -1 or undef as default coordinates, not 0, 0
2502	($x, $y) = ($map->enter_x, $map->enter_y)	2811	($x, $y) = ($map->enter_x, $map->enter_y)
2503	if $x <=0 && $y <= 0;	2812	if $x <= 0 && $y <= 0;
2504		2813
2505	$map->load;	2814	$map->load;
2506	$map->load_neighbours;
2507		2815
2508	return unless $self->contr->active;	2816	return unless $self->contr->active;
2509	$self->activate_recursive;
2510		2817
2511	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2818	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2512	$self->enter_map ($map, $x, $y);	2819	if ($self->enter_map ($map, $x, $y)) {
2513	}	2820	# entering was successful
		2821	delete $self->{_link_recursion};
		2822	# only activate afterwards, to support waiting in hooks
		2823	$self->activate_recursive;
		2824	}
2514		2825
		2826	}
		2827
2515	=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)]])
2516		2829
2517	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
2518	her, loading and preparing them map, calling the provided $check callback	2831	her, loading and preparing them map, calling the provided $check callback
2519	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
2520	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
2521	be called at the end of this process.	2834	be called at the end of this process.
2522		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
2523	=cut	2839	=cut
2524		2840
2525	our $GOTOGEN;	2841	our $GOTOGEN;
2526		2842
2527	sub cf::object::player::goto {	2843	sub cf::object::player::goto {
2528	my ($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	}
2529		2851
2530	# 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
2531	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2853	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2532		2854
2533	$self->enter_link;	2855	$self->enter_link;
…		…
2553	($path, $x, $y) = (undef, undef, undef);	2875	($path, $x, $y) = (undef, undef, undef);
2554	}	2876	}
2555	}	2877	}
2556		2878
2557	my $map = eval {	2879	my $map = eval {
2558	my $map = defined $path ? cf::map::find $path : undef;	2880	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2559		2881
2560	if ($map) {	2882	if ($map) {
2561	$map = $map->customise_for ($self);	2883	$map = $map->customise_for ($self);
2562	$map = $check->($map) if $check && $map;	2884	$map = $check->($map, $x, $y, $self) if $check && $map;
2563	} else {	2885	} else {
2564	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2886	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2565	}	2887	}
2566		2888
2567	$map	2889	$map
…		…
2575	if ($gen == $self->{_goto_generation}) {	2897	if ($gen == $self->{_goto_generation}) {
2576	delete $self->{_goto_generation};	2898	delete $self->{_goto_generation};
2577	$self->leave_link ($map, $x, $y);	2899	$self->leave_link ($map, $x, $y);
2578	}	2900	}
2579		2901
2580	$done->() if $done;	2902	$done->($self) if $done;
2581	})->prio (1);	2903	})->prio (1);
2582	}	2904	}
2583		2905
2584	=item $player_object->enter_exit ($exit_object)	2906	=item $player_object->enter_exit ($exit_object)
2585		2907
…		…
2605	}	2927	}
2606		2928
2607	sub prepare_random_map {	2929	sub prepare_random_map {
2608	my ($exit) = @_;	2930	my ($exit) = @_;
2609		2931
2610	my $guard = cf::lock_acquire "exit_prepare:$exit";
2611
2612	# all this does is basically replace the /! path by	2932	# all this does is basically replace the /! path by
2613	# a new random map path (?random/...) with a seed	2933	# a new random map path (?random/...) with a seed
2614	# that depends on the exit object	2934	# that depends on the exit object
2615		2935
2616	my $rmp = parse_random_map_params $exit->msg;	2936	my $rmp = parse_random_map_params $exit->msg;
…		…
2618	if ($exit->map) {	2938	if ($exit->map) {
2619	$rmp->{region} = $exit->region->name;	2939	$rmp->{region} = $exit->region->name;
2620	$rmp->{origin_map} = $exit->map->path;	2940	$rmp->{origin_map} = $exit->map->path;
2621	$rmp->{origin_x} = $exit->x;	2941	$rmp->{origin_x} = $exit->x;
2622	$rmp->{origin_y} = $exit->y;	2942	$rmp->{origin_y} = $exit->y;
		2943
		2944	$exit->map->touch;
2623	}	2945	}
2624		2946
2625	$rmp->{random_seed} ||= $exit->random_seed;	2947	$rmp->{random_seed} ||= $exit->random_seed;
2626		2948
2627	my $data = cf::to_json $rmp;	2949	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2628	my $md5 = Digest::MD5::md5_hex $data;	2950	my $md5 = Digest::MD5::md5_hex $data;
2629	my $meta = "$RANDOMDIR/$md5.meta";	2951	my $meta = "$RANDOMDIR/$md5.meta";
2630		2952
2631	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2953	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2632	aio_write $fh, 0, (length $data), $data, 0;	2954	aio_write $fh, 0, (length $data), $data, 0;
2633	undef $fh;	2955	undef $fh;
2634	aio_rename "$meta~", $meta;	2956	aio_rename "$meta~", $meta;
2635		2957
		2958	my $slaying = "?random/$md5";
		2959
		2960	if ($exit->valid) {
2636	$exit->slaying ("?random/$md5");	2961	$exit->slaying ("?random/$md5");
2637	$exit->msg (undef);	2962	$exit->msg (undef);
		2963	}
2638	}	2964	}
2639	}	2965	}
2640		2966
2641	sub cf::object::player::enter_exit {	2967	sub cf::object::player::enter_exit {
2642	my ($self, $exit) = @_;	2968	my ($self, $exit) = @_;
2643		2969
2644	return unless $self->type == cf::PLAYER;	2970	return unless $self->type == cf::PLAYER;
2645		2971
2646	if ($exit->slaying eq "/!") {
2647	#TODO: this should de-fi-ni-te-ly not be a sync-job
2648	# the problem is that $exit might not survive long enough
2649	# so it needs to be done right now, right here
2650	cf::sync_job { prepare_random_map $exit };
2651	}
2652
2653	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2654	my $hp = $exit->stats->hp;
2655	my $sp = $exit->stats->sp;
2656
2657	$self->enter_link;	2972	$self->enter_link;
2658		2973
2659	# if exit is damned, update players death & WoR home-position
2660	$self->contr->savebed ($slaying, $hp, $sp)
2661	if $exit->flag (FLAG_DAMNED);
2662
2663	(async {	2974	(async {
2664	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2975	$Coro::current->{desc} = "enter_exit";
2665		2976
2666	$self->deactivate_recursive; # just to be sure
2667	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
2668	$self->goto ($slaying, $hp, $sp);	3007	$self->goto ($map, $x, $y);
2669		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
2670	1;	3013	1
2671	}) {	3014	}) {
2672	$self->message ("Something went wrong deep within the crossfire server. "	3015	$self->message ("Something went wrong deep within the deliantra server. "
2673	. "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. "
2674	. "Please report this to the dungeon master!",	3017	. "Please report this to the dungeon master!",
2675	cf::NDI_UNIQUE | cf::NDI_RED);	3018	cf::NDI_UNIQUE | cf::NDI_RED);
2676		3019
2677	warn "ERROR in enter_exit: $@";	3020	error "ERROR in enter_exit: $@";
2678	$self->leave_link;	3021	$self->leave_link;
2679	}	3022	}
2680	})->prio (1);	3023	})->prio (1);
2681	}	3024	}
2682		3025
…		…
2694	sub cf::client::send_drawinfo {	3037	sub cf::client::send_drawinfo {
2695	my ($self, $text, $flags) = @_;	3038	my ($self, $text, $flags) = @_;
2696		3039
2697	utf8::encode $text;	3040	utf8::encode $text;
2698	$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);
2699	}	3067	}
2700		3068
2701	=item $client->send_msg ($channel, $msg, $color, [extra...])	3069	=item $client->send_msg ($channel, $msg, $color, [extra...])
2702		3070
2703	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
…		…
2707		3075
2708	=cut	3076	=cut
2709		3077
2710	# non-persistent channels (usually the info channel)	3078	# non-persistent channels (usually the info channel)
2711	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	},
2712	"c/identify" => {	3086	"c/identify" => {
2713	id => "infobox",	3087	id => "infobox",
2714	title => "Identify",	3088	title => "Identify",
2715	reply => undef,	3089	reply => undef,
2716	tooltip => "Items recently identified",	3090	tooltip => "Items recently identified",
…		…
2718	"c/examine" => {	3092	"c/examine" => {
2719	id => "infobox",	3093	id => "infobox",
2720	title => "Examine",	3094	title => "Examine",
2721	reply => undef,	3095	reply => undef,
2722	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",
2723	},	3103	},
2724	"c/book" => {	3104	"c/book" => {
2725	id => "infobox",	3105	id => "infobox",
2726	title => "Book",	3106	title => "Book",
2727	reply => undef,	3107	reply => undef,
…		…
2743	id => "infobox",	3123	id => "infobox",
2744	title => "Body Parts",	3124	title => "Body Parts",
2745	reply => undef,	3125	reply => undef,
2746	tooltip => "Shows which body parts you posess and are available",	3126	tooltip => "Shows which body parts you posess and are available",
2747	},	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	},
2748	"c/uptime" => {	3164	"c/uptime" => {
2749	id => "infobox",	3165	id => "infobox",
2750	title => "Uptime",	3166	title => "Uptime",
2751	reply => undef,	3167	reply => undef,
2752	tooltip => "How long the server has been running since last restart",	3168	tooltip => "How long the server has been running since last restart",
…		…
2755	id => "infobox",	3171	id => "infobox",
2756	title => "Map Info",	3172	title => "Map Info",
2757	reply => undef,	3173	reply => undef,
2758	tooltip => "Information related to the maps",	3174	tooltip => "Information related to the maps",
2759	},	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" => $CHAT_CHANNEL,
2760	);	3190	);
2761		3191
2762	sub cf::client::send_msg {	3192	sub cf::client::send_msg {
2763	my ($self, $channel, $msg, $color, @extra) = @_;	3193	my ($self, $channel, $msg, $color, @extra) = @_;
2764		3194
2765	$msg = $self->pl->expand_cfpod ($msg);	3195	$msg = $self->pl->expand_cfpod ($msg)
		3196	unless $color & cf::NDI_VERBATIM;
2766		3197
2767	$color &= cf::NDI_CLIENT_MASK; # just in case...	3198	$color &= cf::NDI_CLIENT_MASK; # just in case...
2768		3199
2769	# check predefined channels, for the benefit of C	3200	# check predefined channels, for the benefit of C
2770	if ($CHANNEL{$channel}) {	3201	if ($CHANNEL{$channel}) {
2771	$channel = $CHANNEL{$channel};	3202	$channel = $CHANNEL{$channel};
2772		3203
2773	$self->ext_msg (channel_info => $channel)	3204	$self->ext_msg (channel_info => $channel);
2774	if $self->can_msg;
2775
2776	$channel = $channel->{id};	3205	$channel = $channel->{id};
2777		3206
2778	} elsif (ref $channel) {	3207	} elsif (ref $channel) {
2779	# send meta info to client, if not yet sent	3208	# send meta info to client, if not yet sent
2780	unless (exists $self->{channel}{$channel->{id}}) {	3209	unless (exists $self->{channel}{$channel->{id}}) {
2781	$self->{channel}{$channel->{id}} = $channel;	3210	$self->{channel}{$channel->{id}} = $channel;
2782	$self->ext_msg (channel_info => $channel)	3211	$self->ext_msg (channel_info => $channel);
2783	if $self->can_msg;
2784	}	3212	}
2785		3213
2786	$channel = $channel->{id};	3214	$channel = $channel->{id};
2787	}	3215	}
2788		3216
2789	return unless @extra || length $msg;	3217	return unless @extra || length $msg;
2790		3218
2791	if ($self->can_msg) {
2792	# default colour, mask it out	3219	# default colour, mask it out
2793	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3220	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2794	if $color & cf::NDI_DEF;	3221	if $color & cf::NDI_DEF;
2795		3222
2796	$self->send_packet ("msg " . $self->{json_coder}->encode (	3223	my $pkt = "msg "
		3224	. $self->{json_coder}->encode (
2797	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3225	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2798	} else {	3226	);
2799	if ($color >= 0) {
2800	# replace some tags by gcfclient-compatible ones
2801	for ($msg) {
2802	1 while
2803	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2804	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2805	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2806	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2807	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2808	}
2809		3227
2810	$color &= cf::NDI_COLOR_MASK;	3228	$self->send_big_packet ($pkt);
2811
2812	utf8::encode $msg;
2813
2814	if (0 && $msg =~ /\[/) {
2815	# COMMAND/INFO
2816	$self->send_packet ("drawextinfo $color 10 8 $msg")
2817	} else {
2818	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2819	$self->send_packet ("drawinfo $color $msg")
2820	}
2821	}
2822	}
2823	}	3229	}
2824		3230
2825	=item $client->ext_msg ($type, @msg)	3231	=item $client->ext_msg ($type, @msg)
2826		3232
2827	Sends an ext event to the client.	3233	Sends an ext event to the client.
…		…
2829	=cut	3235	=cut
2830		3236
2831	sub cf::client::ext_msg($$@) {	3237	sub cf::client::ext_msg($$@) {
2832	my ($self, $type, @msg) = @_;	3238	my ($self, $type, @msg) = @_;
2833		3239
2834	if ($self->extcmd == 2) {
2835	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3240	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2836	} elsif ($self->extcmd == 1) { # TODO: remove
2837	push @msg, msgtype => "event_$type";
2838	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2839	}
2840	}	3241	}
2841		3242
2842	=item $client->ext_reply ($msgid, @msg)	3243	=item $client->ext_reply ($msgid, @msg)
2843		3244
2844	Sends an ext reply to the client.	3245	Sends an ext reply to the client.
…		…
2846	=cut	3247	=cut
2847		3248
2848	sub cf::client::ext_reply($$@) {	3249	sub cf::client::ext_reply($$@) {
2849	my ($self, $id, @msg) = @_;	3250	my ($self, $id, @msg) = @_;
2850		3251
2851	if ($self->extcmd == 2) {
2852	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3252	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2853	} elsif ($self->extcmd == 1) {
2854	#TODO: version 1, remove
2855	unshift @msg, msgtype => "reply", msgid => $id;
2856	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2857	}
2858	}	3253	}
2859		3254
2860	=item $success = $client->query ($flags, "text", \&cb)	3255	=item $success = $client->query ($flags, "text", \&cb)
2861		3256
2862	Queues a query to the client, calling the given callback with	3257	Queues a query to the client, calling the given callback with
…		…
2917	my ($ns, $buf) = @_;	3312	my ($ns, $buf) = @_;
2918		3313
2919	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3314	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2920		3315
2921	if (ref $msg) {	3316	if (ref $msg) {
2922	my ($type, $reply, @payload) =	3317	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2923	"ARRAY" eq ref $msg
2924	? @$msg
2925	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2926		3318
2927	my @reply;	3319	my @reply;
2928		3320
2929	if (my $cb = $EXTICMD{$type}) {	3321	if (my $cb = $EXTICMD{$type}) {
2930	@reply = $cb->($ns, @payload);	3322	@reply = $cb->($ns, @payload);
…		…
2932		3324
2933	$ns->ext_reply ($reply, @reply)	3325	$ns->ext_reply ($reply, @reply)
2934	if $reply;	3326	if $reply;
2935		3327
2936	} else {	3328	} else {
2937	warn "client " . ($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";
2938	}	3330	}
2939		3331
2940	cf::override;	3332	cf::override;
2941	},	3333	},
2942	);	3334	);
…		…
2962		3354
2963	$coro	3355	$coro
2964	}	3356	}
2965		3357
2966	cf::client->attach (	3358	cf::client->attach (
2967	on_destroy => sub {	3359	on_client_destroy => sub {
2968	my ($ns) = @_;	3360	my ($ns) = @_;
2969		3361
2970	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3362	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2971	},	3363	},
2972	);	3364	);
…		…
2988	our $safe_hole = new Safe::Hole;	3380	our $safe_hole = new Safe::Hole;
2989		3381
2990	$SIG{FPE} = 'IGNORE';	3382	$SIG{FPE} = 'IGNORE';
2991		3383
2992	$safe->permit_only (Opcode::opset qw(	3384	$safe->permit_only (Opcode::opset qw(
2993	:base_core :base_mem :base_orig :base_math	3385	:base_core :base_mem :base_orig :base_math :base_loop
2994	grepstart grepwhile mapstart mapwhile	3386	grepstart grepwhile mapstart mapwhile
2995	sort time	3387	sort time
2996	));	3388	));
2997		3389
2998	# here we export the classes and methods available to script code	3390	# here we export the classes and methods available to script code
…		…
3001		3393
3002	The following functions and methods are available within a safe environment:	3394	The following functions and methods are available within a safe environment:
3003		3395
3004	cf::object	3396	cf::object
3005	contr pay_amount pay_player map x y force_find force_add destroy	3397	contr pay_amount pay_player map x y force_find force_add destroy
3006	insert remove name archname title slaying race decrease_ob_nr	3398	insert remove name archname title slaying race decrease split
		3399	value
3007		3400
3008	cf::object::player	3401	cf::object::player
3009	player	3402	player
3010		3403
3011	cf::player	3404	cf::player
…		…
3016		3409
3017	=cut	3410	=cut
3018		3411
3019	for (	3412	for (
3020	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3413	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3021	insert remove inv name archname title slaying race	3414	insert remove inv nrof name archname title slaying race
3022	decrease_ob_nr destroy)],	3415	decrease split destroy change_exp value msg lore send_msg)],
3023	["cf::object::player" => qw(player)],	3416	["cf::object::player" => qw(player)],
3024	["cf::player" => qw(peaceful)],	3417	["cf::player" => qw(peaceful send_msg)],
3025	["cf::map" => qw(trigger)],	3418	["cf::map" => qw(trigger)],
3026	) {	3419	) {
3027	no strict 'refs';
3028	my ($pkg, @funs) = @$_;	3420	my ($pkg, @funs) = @$_;
3029	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3421	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3030	for @funs;	3422	for @funs;
3031	}	3423	}
3032		3424
…		…
3047		3439
3048	my $qcode = $code;	3440	my $qcode = $code;
3049	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3441	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3050	$qcode =~ s/\n/\\n/g;	3442	$qcode =~ s/\n/\\n/g;
3051		3443
		3444	%vars = (_dummy => 0) unless %vars;
		3445
		3446	my @res;
3052	local $_;	3447	local $_;
3053	local @safe::cf::_safe_eval_args = values %vars;
3054		3448
3055	my $eval =	3449	my $eval =
3056	"do {\n"	3450	"do {\n"
3057	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3451	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3058	. "#line 0 \"{$qcode}\"\n"	3452	. "#line 0 \"{$qcode}\"\n"
3059	. $code	3453	. $code
3060	. "\n}"	3454	. "\n}"
3061	;	3455	;
3062		3456
		3457	if ($CFG{safe_eval}) {
3063	sub_generation_inc;	3458	sub_generation_inc;
		3459	local @safe::cf::_safe_eval_args = values %vars;
3064	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3460	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3065	sub_generation_inc;	3461	sub_generation_inc;
		3462	} else {
		3463	local @cf::_safe_eval_args = values %vars;
		3464	@res = wantarray ? eval eval : scalar eval $eval;
		3465	}
3066		3466
3067	if ($@) {	3467	if ($@) {
3068	warn "$@";	3468	warn "$@",
3069	warn "while executing safe code '$code'\n";	3469	"while executing safe code '$code'\n",
3070	warn "with arguments " . (join " ", %vars) . "\n";	3470	"with arguments " . (join " ", %vars) . "\n";
3071	}	3471	}
3072		3472
3073	wantarray ? @res : $res[0]	3473	wantarray ? @res : $res[0]
3074	}	3474	}
3075		3475
…		…
3089	=cut	3489	=cut
3090		3490
3091	sub register_script_function {	3491	sub register_script_function {
3092	my ($fun, $cb) = @_;	3492	my ($fun, $cb) = @_;
3093		3493
3094	no strict 'refs';	3494	$fun = "safe::$fun" if $CFG{safe_eval};
3095	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3495	*$fun = $safe_hole->wrap ($cb);
3096	}	3496	}
3097		3497
3098	=back	3498	=back
3099		3499
3100	=cut	3500	=cut
3101		3501
3102	#############################################################################	3502	#############################################################################
3103	# 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	$idx
		3527	}
3104		3528
3105	sub load_facedata($) {	3529	sub load_facedata($) {
3106	my ($path) = @_;	3530	my ($path) = @_;
3107		3531
3108	# 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
3109	# for this (global event?)	3533	# for this (global event?)
3110	%ext::player_env::MUSIC_FACE_CACHE = ();	3534	%ext::player_env::MUSIC_FACE_CACHE = ();
3111		3535
3112	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3536	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3113		3537
3114	warn "loading facedata from $path\n";	3538	trace "loading facedata from $path\n";
3115		3539
3116	my $facedata;	3540	my $facedata = decode_storable load_file $path;
3117	0 < aio_load $path, $facedata
3118	or die "$path: $!";
3119
3120	$facedata = Coro::Storable::thaw $facedata;
3121		3541
3122	$facedata->{version} == 2	3542	$facedata->{version} == 2
3123	or cf::cleanup "$path: version mismatch, cannot proceed.";	3543	or cf::cleanup "$path: version mismatch, cannot proceed.";
3124		3544
3125	# patch in the exptable
3126	$facedata->{resource}{"res/exp_table"} = {
3127	type => FT_RSRC,
3128	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3129	};
3130	cf::cede_to_tick;	3545	cf::cede_to_tick;
3131		3546
3132	{	3547	{
3133	my $faces = $facedata->{faceinfo};	3548	my $faces = $facedata->{faceinfo};
3134		3549
3135	while (my ($face, $info) = each %$faces) {	3550	for my $face (sort keys %$faces) {
		3551	my $info = $faces->{$face};
3136	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3552	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3553
3137	cf::face::set_visibility $idx, $info->{visibility};	3554	cf::face::set_visibility $idx, $info->{visibility};
3138	cf::face::set_magicmap $idx, $info->{magicmap};	3555	cf::face::set_magicmap $idx, $info->{magicmap};
3139	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3556	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3140	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}} = $idx;#d#
3141		3560
3142	cf::cede_to_tick;	3561	cf::cede_to_tick;
3143	}	3562	}
3144		3563
3145	while (my ($face, $info) = each %$faces) {	3564	while (my ($face, $info) = each %$faces) {
3146	next unless $info->{smooth};	3565	next unless $info->{smooth};
		3566
3147	my $idx = cf::face::find $face	3567	my $idx = cf::face::find $face
3148	or next;	3568	or next;
		3569
3149	if (my $smooth = cf::face::find $info->{smooth}) {	3570	if (my $smooth = cf::face::find $info->{smooth}) {
3150	cf::face::set_smooth $idx, $smooth;	3571	cf::face::set_smooth $idx, $smooth;
3151	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3572	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3152	} else {	3573	} else {
3153	warn "smooth face '$info->{smooth}' not found for face '$face'";	3574	error "smooth face '$info->{smooth}' not found for face '$face'";
3154	}	3575	}
3155		3576
3156	cf::cede_to_tick;	3577	cf::cede_to_tick;
3157	}	3578	}
3158	}	3579	}
…		…
3167		3588
3168	cf::anim::invalidate_all; # d'oh	3589	cf::anim::invalidate_all; # d'oh
3169	}	3590	}
3170		3591
3171	{	3592	{
3172	# TODO: for gcfclient pleasure, we should give resources
3173	# that gcfclient doesn't grok a >10000 face index.
3174	my $res = $facedata->{resource};	3593	my $res = $facedata->{resource};
3175		3594
3176	my $soundconf = delete $res->{"res/sound.conf"};
3177
3178	while (my ($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
3179	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3598	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3180	my $data;
3181		3599
3182	if ($info->{type} & 1) {	3600	cf::face::set_type $idx, $type;
3183	# prepend meta info	3601	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3184		3602	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3185	my $meta = $enc->encode ({	3603	$FACEHASH{$info->{hash}} = $idx;#d#
3186	name => $name,
3187	%{ $info->{meta} || {} },
3188	});
3189
3190	$data = pack "(w/a*)*", $meta, $info->{data};
3191	} else {	3604	} else {
3192	$data = $info->{data};	3605	# $RESOURCE{$name} = $info; # unused
3193	}	3606	}
3194		3607
3195	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3196	cf::face::set_type $idx, $info->{type};
3197
3198	cf::cede_to_tick;	3608	cf::cede_to_tick;
3199	}	3609	}
3200
3201	if ($soundconf) {
3202	$soundconf = $enc->decode (delete $soundconf->{data});
3203
3204	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3205	my $sound = $soundconf->{compat}[$_]
3206	or next;
3207
3208	my $face = cf::face::find "sound/$sound->[1]";
3209	cf::sound::set $sound->[0] => $face;
3210	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3211	}
3212
3213	while (my ($k, $v) = each %{$soundconf->{event}}) {
3214	my $face = cf::face::find "sound/$v";
3215	cf::sound::set $k => $face;
3216	}
3217	}
3218	}	3610	}
		3611
		3612	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3219		3613
3220	1	3614	1
3221	}	3615	}
3222		3616
3223	register_exticmd fx_want => sub {	3617	register_exticmd fx_want => sub {
…		…
3225		3619
3226	while (my ($k, $v) = each %$want) {	3620	while (my ($k, $v) = each %$want) {
3227	$ns->fx_want ($k, $v);	3621	$ns->fx_want ($k, $v);
3228	}	3622	}
3229	};	3623	};
		3624
		3625	sub load_resource_file($) {
		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 $_, 1 .. cf::settings->max_level]
		3641	);
		3642	}
		3643
		3644	sub reload_materials {
		3645	_reload_materials;
		3646	}
3230		3647
3231	sub reload_regions {	3648	sub reload_regions {
3232	# HACK to clear player env face cache, we need some signal framework	3649	# HACK to clear player env face cache, we need some signal framework
3233	# for this (global event?)	3650	# for this (global event?)
3234	%ext::player_env::MUSIC_FACE_CACHE = ();	3651	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3248	}	3665	}
3249		3666
3250	sub reload_archetypes {	3667	sub reload_archetypes {
3251	load_resource_file "$DATADIR/archetypes"	3668	load_resource_file "$DATADIR/archetypes"
3252	or die "unable to load archetypes\n";	3669	or die "unable to load archetypes\n";
3253	#d# NEED to laod twice to resolve forward references	3670
3254	# this really needs to be done in an extra post-pass	3671	add_face "res/skill_info" => FT_RSRC,
3255	# (which needs to be synchronous, so solve it differently)	3672	JSON::XS->new->utf8->canonical->encode (
3256	load_resource_file "$DATADIR/archetypes"	3673	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
3257	or die "unable to load archetypes\n";	3674	);
		3675	add_face "res/spell_paths" => FT_RSRC,
		3676	JSON::XS->new->utf8->canonical->encode (
		3677	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3678	);
3258	}	3679	}
3259		3680
3260	sub reload_treasures {	3681	sub reload_treasures {
3261	load_resource_file "$DATADIR/treasures"	3682	load_resource_file "$DATADIR/treasures"
3262	or die "unable to load treasurelists\n";	3683	or die "unable to load treasurelists\n";
3263	}	3684	}
3264		3685
		3686	sub reload_sound {
		3687	trace "loading sound config from $DATADIR/sound\n";
		3688
		3689	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3690
		3691	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3692	my $sound = $soundconf->{compat}[$_]
		3693	or next;
		3694
		3695	my $face = cf::face::find "sound/$sound->[1]";
		3696	cf::sound::set $sound->[0] => $face;
		3697	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3698	}
		3699
		3700	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3701	my $face = cf::face::find "sound/$v";
		3702	cf::sound::set $k => $face;
		3703	}
		3704	}
		3705
		3706	#d# move docstuff to help or so
		3707	our %DOCSTRING;
		3708
		3709	sub reload_pod {
		3710	trace "loading pods $PODDIR\n";
		3711
		3712	%DOCSTRING = ();
		3713	my @command_list;
		3714
		3715	for (
		3716	[0, "command_help"],
		3717	[1, "emote_help"],
		3718	[2, "dmcommand_help"],
		3719	) {
		3720	my ($type, $path) = @$_;
		3721
		3722	my $paragraphs = &cf::pod::load_pod ("$PODDIR/$path.pod")
		3723	or die "unable to load $path";
		3724
		3725	my $level = 1e9;
		3726	my $rpar;
		3727
		3728	for my $par (@$paragraphs) {
		3729	if ($par->{type} eq "head2") {
		3730	# this code taken almost verbatim from DC/Protocol.pm
		3731
		3732	if ($par->{markup} =~ /^(\S+) (?:\s+ \( ([^\)]*) \) )?/x) {
		3733	my $cmd = $1;
		3734	my @args = split /\|/, $2;
		3735	@args = (".*") unless @args;
		3736
		3737	$_ = $_ eq ".*" ? "" : " $_"
		3738	for @args;
		3739
		3740	my @variants = map "$cmd$_", sort { (length $a) <=> (length $b) } @args;
		3741
		3742	$rpar = \($DOCSTRING{"command/$cmd"} = &cf::pod::as_cfpod ([$par]));
		3743
		3744	push @command_list, [$type, \@variants];
		3745	$level = $par->{level};
		3746	} else {
		3747	error "$par->{markup}: unparsable command heading";
		3748	}
		3749	} elsif ($par->{level} > $level) {
		3750	$$rpar .= &cf::pod::as_cfpod ([$par]);
		3751	}
		3752
		3753	cf::cede_to_tick;
		3754	}
		3755	}
		3756
		3757	@command_list = sort {
		3758	$a->[0] <=> $b->[0]
		3759	or $a->[1] cmp $b->[1]
		3760	} @command_list;
		3761
		3762	cf::cede_to_tick;
		3763
		3764	add_face "res/command_list" => FT_RSRC,
		3765	JSON::XS->new->utf8->encode (\@command_list);
		3766	}
		3767
3265	sub reload_resources {	3768	sub reload_resources {
3266	warn "reloading resource files...\n";	3769	trace "reloading resource files...\n";
3267		3770
		3771	reload_materials;
		3772	reload_facedata;
		3773	reload_exp_table;
		3774	reload_sound;
		3775	reload_archetypes;
3268	reload_regions;	3776	reload_regions;
3269	reload_facedata;
3270	#reload_archetypes;#d#
3271	reload_archetypes;
3272	reload_treasures;	3777	reload_treasures;
		3778	reload_pod;
3273		3779
3274	warn "finished reloading resource files\n";	3780	trace "finished reloading resource files\n";
3275	}
3276
3277	sub init {
3278	reload_resources;
3279	}	3781	}
3280		3782
3281	sub reload_config {	3783	sub reload_config {
3282	open my $fh, "<:utf8", "$CONFDIR/config"	3784	trace "reloading config file...\n";
3283	or return;
3284		3785
3285	local $/;	3786	my $config = load_file "$CONFDIR/config";
3286	*CFG = YAML::Syck::Load <$fh>;	3787	utf8::decode $config;
		3788	*CFG = decode_yaml $config;
3287		3789
3288	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3790	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3289		3791
3290	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3792	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3291	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3793	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3292		3794
3293	if (exists $CFG{mlockall}) {	3795	if (exists $CFG{mlockall}) {
…		…
3297	};	3799	};
3298	warn $@ if $@;	3800	warn $@ if $@;
3299	}	3801	}
3300	}	3802	}
3301		3803
		3804	sub pidfile() {
		3805	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3806	or die "$PIDFILE: $!";
		3807	flock $fh, &Fcntl::LOCK_EX
		3808	or die "$PIDFILE: flock: $!";
		3809	$fh
		3810	}
		3811
		3812	# make sure only one server instance is running at any one time
		3813	sub atomic {
		3814	my $fh = pidfile;
		3815
		3816	my $pid = <$fh>;
		3817	kill 9, $pid if $pid > 0;
		3818
		3819	seek $fh, 0, 0;
		3820	print $fh $$;
		3821	}
		3822
		3823	sub main_loop {
		3824	trace "EV::loop starting\n";
		3825	if (1) {
		3826	EV::loop;
		3827	}
		3828	trace "EV::loop returned\n";
		3829	goto &main_loop unless $REALLY_UNLOOP;
		3830	}
		3831
3302	sub main {	3832	sub main {
		3833	cf::init_globals; # initialise logging
		3834
		3835	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3836	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3837	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3838	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3839
		3840	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3841
3303	# we must not ever block the main coroutine	3842	# we must not ever block the main coroutine
3304	local $Coro::idle = sub {	3843	$Coro::idle = sub {
3305	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3844	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3306	(async {	3845	(async {
3307	$Coro::current->{desc} = "IDLE BUG HANDLER";	3846	$Coro::current->{desc} = "IDLE BUG HANDLER";
3308	Event::one_event;	3847	EV::loop EV::LOOP_ONESHOT;
3309	})->prio (Coro::PRIO_MAX);	3848	})->prio (Coro::PRIO_MAX);
3310	};	3849	};
3311		3850
		3851	evthread_start IO::AIO::poll_fileno;
		3852
		3853	cf::sync_job {
		3854	cf::incloader::init ();
		3855
		3856	db_init;
		3857
		3858	cf::init_anim;
		3859	cf::init_attackmess;
		3860	cf::init_dynamic;
		3861
		3862	cf::load_settings;
		3863
		3864	reload_resources;
3312	reload_config;	3865	reload_config;
3313	db_init;	3866
		3867	cf::init_uuid;
		3868	cf::init_signals;
		3869	cf::init_skills;
		3870
		3871	cf::init_beforeplay;
		3872
		3873	atomic;
		3874
3314	load_extensions;	3875	load_extensions;
3315		3876
3316	$TICK_WATCHER->start;	3877	utime time, time, $RUNTIMEFILE;
3317	Event::loop;	3878
		3879	# no (long-running) fork's whatsoever before this point(!)
		3880	use POSIX ();
		3881	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3882
		3883	cf::_post_init 0;
		3884	};
		3885
		3886	cf::object::thawer::errors_are_fatal 0;
		3887	info "parse errors in files are no longer fatal from this point on.\n";
		3888
		3889	AE::postpone {
		3890	undef &main; # free gobs of memory :)
		3891	};
		3892
		3893	goto &main_loop;
3318	}	3894	}
3319		3895
3320	#############################################################################	3896	#############################################################################
3321	# initialisation and cleanup	3897	# initialisation and cleanup
3322		3898
3323	# install some emergency cleanup handlers	3899	# install some emergency cleanup handlers
3324	BEGIN {	3900	BEGIN {
		3901	our %SIGWATCHER = ();
3325	for my $signal (qw(INT HUP TERM)) {	3902	for my $signal (qw(INT HUP TERM)) {
3326	Event->signal (	3903	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3327	reentrant => 0,
3328	data => WF_AUTOCANCEL,
3329	signal => $signal,
3330	prio => 0,
3331	cb => sub {
3332	cf::cleanup "SIG$signal";	3904	cf::cleanup "SIG$signal";
3333	},
3334	);	3905	};
3335	}	3906	}
3336	}	3907	}
3337		3908
3338	sub write_runtime {	3909	sub write_runtime_sync {
3339	my $runtime = "$LOCALDIR/runtime";	3910	my $t0 = AE::time;
3340		3911
3341	# first touch the runtime file to show we are still running:	3912	# first touch the runtime file to show we are still running:
3342	# the fsync below can take a very very long time.	3913	# the fsync below can take a very very long time.
3343		3914
3344	IO::AIO::aio_utime $runtime, undef, undef;	3915	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3345		3916
3346	my $guard = cf::lock_acquire "write_runtime";	3917	my $guard = cf::lock_acquire "write_runtime";
3347		3918
3348	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3919	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3349	or return;	3920	or return;
3350		3921
3351	my $value = $cf::RUNTIME + 90 + 10;	3922	my $value = $cf::RUNTIME + 90 + 10;
3352	# 10 is the runtime save interval, for a monotonic clock	3923	# 10 is the runtime save interval, for a monotonic clock
3353	# 60 allows for the watchdog to kill the server.	3924	# 60 allows for the watchdog to kill the server.
…		…
3363	aio_utime $fh, undef, undef;	3934	aio_utime $fh, undef, undef;
3364		3935
3365	close $fh	3936	close $fh
3366	or return;	3937	or return;
3367		3938
3368	aio_rename "$runtime~", $runtime	3939	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3369	and return;	3940	and return;
3370		3941
3371	warn "runtime file written.\n";	3942	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3372		3943
3373	1	3944	1
		3945	}
		3946
		3947	our $uuid_lock;
		3948	our $uuid_skip;
		3949
		3950	sub write_uuid_sync($) {
		3951	$uuid_skip ||= $_[0];
		3952
		3953	return if $uuid_lock;
		3954	local $uuid_lock = 1;
		3955
		3956	my $uuid = "$LOCALDIR/uuid";
		3957
		3958	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3959	or return;
		3960
		3961	my $value = uuid_seq uuid_cur;
		3962
		3963	unless ($value) {
		3964	info "cowardly refusing to write zero uuid value!\n";
		3965	return;
		3966	}
		3967
		3968	my $value = uuid_str $value + $uuid_skip;
		3969	$uuid_skip = 0;
		3970
		3971	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3972	and return;
		3973
		3974	# always fsync - this file is important
		3975	aio_fsync $fh
		3976	and return;
		3977
		3978	close $fh
		3979	or return;
		3980
		3981	aio_rename "$uuid~", $uuid
		3982	and return;
		3983
		3984	trace "uuid file written ($value).\n";
		3985
		3986	1
		3987
		3988	}
		3989
		3990	sub write_uuid($$) {
		3991	my ($skip, $sync) = @_;
		3992
		3993	$sync ? write_uuid_sync $skip
		3994	: async { write_uuid_sync $skip };
3374	}	3995	}
3375		3996
3376	sub emergency_save() {	3997	sub emergency_save() {
3377	my $freeze_guard = cf::freeze_mainloop;	3998	my $freeze_guard = cf::freeze_mainloop;
3378		3999
3379	warn "enter emergency perl save\n";	4000	info "emergency_perl_save: enter\n";
		4001
		4002	# this is a trade-off: we want to be very quick here, so
		4003	# save all maps without fsync, and later call a global sync
		4004	# (which in turn might be very very slow)
		4005	local $USE_FSYNC = 0;
3380		4006
3381	cf::sync_job {	4007	cf::sync_job {
		4008	cf::write_runtime_sync; # external watchdog should not bark
		4009
3382	# use a peculiar iteration method to avoid tripping on perl	4010	# use a peculiar iteration method to avoid tripping on perl
3383	# refcount bugs in for. also avoids problems with players	4011	# refcount bugs in for. also avoids problems with players
3384	# and maps saved/destroyed asynchronously.	4012	# and maps saved/destroyed asynchronously.
3385	warn "begin emergency player save\n";	4013	info "emergency_perl_save: begin player save\n";
3386	for my $login (keys %cf::PLAYER) {	4014	for my $login (keys %cf::PLAYER) {
3387	my $pl = $cf::PLAYER{$login} or next;	4015	my $pl = $cf::PLAYER{$login} or next;
3388	$pl->valid or next;	4016	$pl->valid or next;
3389	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4017	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3390	$pl->save;	4018	$pl->save;
3391	}	4019	}
3392	warn "end emergency player save\n";	4020	info "emergency_perl_save: end player save\n";
3393		4021
3394	warn "begin emergency map save\n";	4022	cf::write_runtime_sync; # external watchdog should not bark
		4023
		4024	info "emergency_perl_save: begin map save\n";
3395	for my $path (keys %cf::MAP) {	4025	for my $path (keys %cf::MAP) {
3396	my $map = $cf::MAP{$path} or next;	4026	my $map = $cf::MAP{$path} or next;
3397	$map->valid or next;	4027	$map->valid or next;
3398	$map->save;	4028	$map->save;
3399	}	4029	}
3400	warn "end emergency map save\n";	4030	info "emergency_perl_save: end map save\n";
3401		4031
3402	warn "begin emergency database checkpoint\n";	4032	cf::write_runtime_sync; # external watchdog should not bark
		4033
		4034	info "emergency_perl_save: begin database checkpoint\n";
3403	BDB::db_env_txn_checkpoint $DB_ENV;	4035	BDB::db_env_txn_checkpoint $DB_ENV;
3404	warn "end emergency database checkpoint\n";	4036	info "emergency_perl_save: end database checkpoint\n";
		4037
		4038	info "emergency_perl_save: begin write uuid\n";
		4039	write_uuid_sync 1;
		4040	info "emergency_perl_save: end write uuid\n";
		4041
		4042	cf::write_runtime_sync; # external watchdog should not bark
		4043
		4044	trace "emergency_perl_save: syncing database to disk";
		4045	BDB::db_env_txn_checkpoint $DB_ENV;
		4046
		4047	info "emergency_perl_save: starting sync\n";
		4048	IO::AIO::aio_sync sub {
		4049	info "emergency_perl_save: finished sync\n";
		4050	};
		4051
		4052	cf::write_runtime_sync; # external watchdog should not bark
		4053
		4054	trace "emergency_perl_save: flushing outstanding aio requests";
		4055	while (IO::AIO::nreqs || BDB::nreqs) {
		4056	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4057	}
		4058
		4059	cf::write_runtime_sync; # external watchdog should not bark
3405	};	4060	};
3406		4061
3407	warn "leave emergency perl save\n";	4062	info "emergency_perl_save: leave\n";
3408	}	4063	}
3409		4064
3410	sub post_cleanup {	4065	sub post_cleanup {
3411	my ($make_core) = @_;	4066	my ($make_core) = @_;
3412		4067
		4068	IO::AIO::flush;
		4069
3413	warn Carp::longmess "post_cleanup backtrace"	4070	error Carp::longmess "post_cleanup backtrace"
3414	if $make_core;	4071	if $make_core;
		4072
		4073	my $fh = pidfile;
		4074	unlink $PIDFILE if <$fh> == $$;
		4075	}
		4076
		4077	# a safer delete_package, copied from Symbol
		4078	sub clear_package($) {
		4079	my $pkg = shift;
		4080
		4081	# expand to full symbol table name if needed
		4082	unless ($pkg =~ /^main::.*::$/) {
		4083	$pkg = "main$pkg" if $pkg =~ /^::/;
		4084	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4085	$pkg .= '::' unless $pkg =~ /::$/;
		4086	}
		4087
		4088	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4089	my $stem_symtab = *{$stem}{HASH};
		4090
		4091	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4092	or return;
		4093
		4094	# clear all symbols
		4095	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4096	for my $name (keys %$leaf_symtab) {
		4097	_gv_clear *{"$pkg$name"};
		4098	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4099	}
3415	}	4100	}
3416		4101
3417	sub do_reload_perl() {	4102	sub do_reload_perl() {
3418	# can/must only be called in main	4103	# can/must only be called in main
3419	if ($Coro::current != $Coro::main) {	4104	unless (in_main) {
3420	warn "can only reload from main coroutine";	4105	error "can only reload from main coroutine";
3421	return;	4106	return;
3422	}	4107	}
3423		4108
3424	warn "reloading...";	4109	return if $RELOAD++;
3425		4110
3426	warn "entering sync_job";	4111	my $t1 = AE::time;
3427		4112
		4113	while ($RELOAD) {
		4114	cf::get_slot 0.1, -1, "reload_perl";
		4115	info "perl_reload: reloading...";
		4116
		4117	trace "perl_reload: entering sync_job";
		4118
3428	cf::sync_job {	4119	cf::sync_job {
3429	cf::write_runtime; # external watchdog should not bark
3430	cf::emergency_save;	4120	#cf::emergency_save;
3431	cf::write_runtime; # external watchdog should not bark
3432		4121
3433	warn "syncing database to disk";
3434	BDB::db_env_txn_checkpoint $DB_ENV;
3435
3436	# if anything goes wrong in here, we should simply crash as we already saved
3437
3438	warn "cancelling all WF_AUTOCANCEL watchers";
3439	for (Event::all_watchers) {
3440	$_->cancel if $_->data & WF_AUTOCANCEL;
3441	}
3442
3443	warn "flushing outstanding aio requests";
3444	for (;;) {
3445	BDB::flush;
3446	IO::AIO::flush;
3447	Coro::cede_notself;
3448	last unless IO::AIO::nreqs || BDB::nreqs;
3449	warn "iterate...";
3450	}
3451
3452	++$RELOAD;
3453
3454	warn "cancelling all extension coros";	4122	trace "perl_reload: cancelling all extension coros";
3455	$_->cancel for values %EXT_CORO;	4123	$_->cancel for values %EXT_CORO;
3456	%EXT_CORO = ();	4124	%EXT_CORO = ();
3457		4125
3458	warn "removing commands";	4126	trace "perl_reload: removing commands";
3459	%COMMAND = ();	4127	%COMMAND = ();
3460		4128
3461	warn "removing ext/exti commands";	4129	trace "perl_reload: removing ext/exti commands";
3462	%EXTCMD = ();	4130	%EXTCMD = ();
3463	%EXTICMD = ();	4131	%EXTICMD = ();
3464		4132
3465	warn "unloading/nuking all extensions";	4133	trace "perl_reload: unloading/nuking all extensions";
3466	for my $pkg (@EXTS) {	4134	for my $pkg (@EXTS) {
3467	warn "... unloading $pkg";	4135	trace "... unloading $pkg";
3468		4136
3469	if (my $cb = $pkg->can ("unload")) {	4137	if (my $cb = $pkg->can ("unload")) {
3470	eval {	4138	eval {
3471	$cb->($pkg);	4139	$cb->($pkg);
3472	1	4140	1
3473	} or warn "$pkg unloaded, but with errors: $@";	4141	} or error "$pkg unloaded, but with errors: $@";
		4142	}
		4143
		4144	trace "... clearing $pkg";
		4145	clear_package $pkg;
3474	}	4146	}
3475		4147
3476	warn "... nuking $pkg";
3477	Symbol::delete_package $pkg;
3478	}
3479
3480	warn "unloading all perl modules loaded from $LIBDIR";	4148	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3481	while (my ($k, $v) = each %INC) {	4149	while (my ($k, $v) = each %INC) {
3482	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4150	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3483		4151
3484	warn "... unloading $k";	4152	trace "... unloading $k";
3485	delete $INC{$k};	4153	delete $INC{$k};
3486		4154
3487	$k =~ s/\.pm$//;	4155	$k =~ s/\.pm$//;
3488	$k =~ s/\//::/g;	4156	$k =~ s/\//::/g;
3489		4157
3490	if (my $cb = $k->can ("unload_module")) {	4158	if (my $cb = $k->can ("unload_module")) {
3491	$cb->();	4159	$cb->();
		4160	}
		4161
		4162	clear_package $k;
3492	}	4163	}
3493		4164
3494	Symbol::delete_package $k;
3495	}
3496
3497	warn "getting rid of safe::, as good as possible";	4165	trace "perl_reload: getting rid of safe::, as good as possible";
3498	Symbol::delete_package "safe::$_"	4166	clear_package "safe::$_"
3499	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4167	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3500		4168
3501	warn "unloading cf.pm \"a bit\"";	4169	trace "perl_reload: unloading cf.pm \"a bit\"";
3502	delete $INC{"cf.pm"};	4170	delete $INC{"cf.pm"};
3503	delete $INC{"cf/pod.pm"};	4171	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3504		4172
3505	# don't, removes xs symbols, too,	4173	# don't, removes xs symbols, too,
3506	# and global variables created in xs	4174	# and global variables created in xs
3507	#Symbol::delete_package __PACKAGE__;	4175	#clear_package __PACKAGE__;
3508		4176
3509	warn "unload completed, starting to reload now";	4177	info "perl_reload: unload completed, starting to reload now";
3510		4178
3511	warn "reloading cf.pm";	4179	trace "perl_reload: reloading cf.pm";
3512	require cf;	4180	require cf;
3513	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4181	cf::_connect_to_perl_1;
3514		4182
3515	warn "loading config and database again";	4183	trace "perl_reload: loading config and database again";
3516	cf::reload_config;	4184	cf::reload_config;
3517		4185
3518	warn "loading extensions";	4186	trace "perl_reload: loading extensions";
3519	cf::load_extensions;	4187	cf::load_extensions;
3520		4188
		4189	if ($REATTACH_ON_RELOAD) {
3521	warn "reattaching attachments to objects/players";	4190	trace "perl_reload: reattaching attachments to objects/players";
3522	_global_reattach; # objects, sockets	4191	_global_reattach; # objects, sockets
3523	warn "reattaching attachments to maps";	4192	trace "perl_reload: reattaching attachments to maps";
3524	reattach $_ for values %MAP;	4193	reattach $_ for values %MAP;
3525	warn "reattaching attachments to players";	4194	trace "perl_reload: reattaching attachments to players";
3526	reattach $_ for values %PLAYER;	4195	reattach $_ for values %PLAYER;
		4196	}
3527		4197
3528	warn "leaving sync_job";	4198	cf::_post_init 1;
3529		4199
		4200	trace "perl_reload: leaving sync_job";
		4201
3530	1	4202	1
3531	} or do {	4203	} or do {
3532	warn $@;	4204	error $@;
3533	warn "error while reloading, exiting.";	4205	cf::cleanup "perl_reload: error, exiting.";
3534	exit 1;	4206	};
		4207
		4208	--$RELOAD;
3535	};	4209	}
3536		4210
3537	warn "reloaded";	4211	$t1 = AE::time - $t1;
		4212	info "perl_reload: completed in ${t1}s\n";
3538	};	4213	};
3539		4214
3540	our $RELOAD_WATCHER; # used only during reload	4215	our $RELOAD_WATCHER; # used only during reload
3541		4216
3542	sub reload_perl() {	4217	sub reload_perl() {
3543	# doing reload synchronously and two reloads happen back-to-back,	4218	# doing reload synchronously and two reloads happen back-to-back,
3544	# coro crashes during coro_state_free->destroy here.	4219	# coro crashes during coro_state_free->destroy here.
3545		4220
3546	$RELOAD_WATCHER ||= Event->timer (	4221	$RELOAD_WATCHER ||= cf::async {
3547	reentrant => 0,	4222	Coro::AIO::aio_wait cache_extensions;
3548	after => 0,	4223
3549	data => WF_AUTOCANCEL,	4224	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3550	cb => sub {
3551	do_reload_perl;	4225	do_reload_perl;
3552	undef $RELOAD_WATCHER;	4226	undef $RELOAD_WATCHER;
3553	},	4227	};
3554	);	4228	};
3555	}	4229	}
3556		4230
3557	register_command "reload" => sub {	4231	register_command "reload" => sub {
3558	my ($who, $arg) = @_;	4232	my ($who, $arg) = @_;
3559		4233
…		…
3564	reload_perl;	4238	reload_perl;
3565	};	4239	};
3566	}	4240	}
3567	};	4241	};
3568		4242
3569	unshift @INC, $LIBDIR;	4243	#############################################################################
3570		4244
3571	my $bug_warning = 0;	4245	my $bug_warning = 0;
3572		4246
3573	our @WAIT_FOR_TICK;
3574	our @WAIT_FOR_TICK_BEGIN;
3575
3576	sub wait_for_tick {	4247	sub wait_for_tick() {
3577	return unless $TICK_WATCHER->is_active;	4248	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3578	return if $Coro::current == $Coro::main;
3579		4249
3580	my $signal = new Coro::Signal;	4250	$WAIT_FOR_TICK->wait;
3581	push @WAIT_FOR_TICK, $signal;
3582	$signal->wait;
3583	}	4251	}
3584		4252
3585	sub wait_for_tick_begin {	4253	sub wait_for_tick_begin() {
3586	return unless $TICK_WATCHER->is_active;	4254	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3587	return if $Coro::current == $Coro::main;
3588		4255
3589	my $signal = new Coro::Signal;	4256	my $signal = new Coro::Signal;
3590	push @WAIT_FOR_TICK_BEGIN, $signal;	4257	push @WAIT_FOR_TICK_BEGIN, $signal;
3591	$signal->wait;	4258	$signal->wait;
3592	}	4259	}
3593		4260
3594	$TICK_WATCHER = Event->timer (	4261	sub tick {
3595	reentrant => 0,
3596	parked => 1,
3597	prio => 0,
3598	at => $NEXT_TICK || $TICK,
3599	data => WF_AUTOCANCEL,
3600	cb => sub {
3601	if ($Coro::current != $Coro::main) {	4262	if ($Coro::current != $Coro::main) {
3602	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4263	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3603	unless ++$bug_warning > 10;	4264	unless ++$bug_warning > 10;
3604	return;	4265	return;
3605	}	4266	}
3606		4267
3607	$NOW = $tick_start = Event::time;	4268	cf::one_tick; # one server iteration
3608		4269
3609	cf::server_tick; # one server iteration	4270	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3610		4271
3611	$RUNTIME += $TICK;
3612	$NEXT_TICK += $TICK;
3613
3614	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4272	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3615	$NEXT_RUNTIME_WRITE = $NOW + 10;	4273	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3616	Coro::async_pool {	4274	Coro::async_pool {
3617	$Coro::current->{desc} = "runtime saver";	4275	$Coro::current->{desc} = "runtime saver";
3618	write_runtime	4276	write_runtime_sync
3619	or warn "ERROR: unable to write runtime file: $!";	4277	or error "ERROR: unable to write runtime file: $!";
3620	};
3621	}	4278	};
		4279	}
3622		4280
3623	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4281	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3624	$sig->send;	4282	$sig->send;
3625	}	4283	}
3626	while (my $sig = shift @WAIT_FOR_TICK) {	4284	$WAIT_FOR_TICK->broadcast;
3627	$sig->send;
3628	}
3629		4285
3630	$NOW = Event::time;	4286	$LOAD = ($NOW - $TICK_START) / $TICK;
3631
3632	# if we are delayed by four ticks or more, skip them all
3633	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3634
3635	$TICK_WATCHER->at ($NEXT_TICK);
3636	$TICK_WATCHER->start;
3637
3638	$LOAD = ($NOW - $tick_start) / $TICK;
3639	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4287	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3640		4288
3641	_post_tick;	4289	if (0) {
		4290	if ($NEXT_TICK) {
		4291	my $jitter = $TICK_START - $NEXT_TICK;
		4292	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4293	debug "jitter $JITTER\n";#d#
		4294	}
3642	},	4295	}
3643	);	4296	}
3644		4297
3645	{	4298	{
		4299	# configure BDB
		4300	info "initialising database";
		4301
3646	BDB::min_parallel 8;	4302	BDB::min_parallel 16;
3647	BDB::max_poll_time $TICK * 0.1;	4303	BDB::max_poll_reqs $TICK * 0.1;
3648	$BDB_POLL_WATCHER = Event->io (	4304	#$AnyEvent::BDB::WATCHER->priority (1);
3649	reentrant => 0,
3650	fd => BDB::poll_fileno,
3651	poll => 'r',
3652	prio => 0,
3653	data => WF_AUTOCANCEL,
3654	cb => \&BDB::poll_cb,
3655	);
3656
3657	BDB::set_sync_prepare {
3658	my $status;
3659	my $current = $Coro::current;
3660	(
3661	sub {
3662	$status = $!;
3663	$current->ready; undef $current;
3664	},
3665	sub {
3666	Coro::schedule while defined $current;
3667	$! = $status;
3668	},
3669	)
3670	};
3671		4305
3672	unless ($DB_ENV) {	4306	unless ($DB_ENV) {
3673	$DB_ENV = BDB::db_env_create;	4307	$DB_ENV = BDB::db_env_create;
3674	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4308	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3675	| BDB::LOG_AUTOREMOVE, 1);	4309	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4310	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3676	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4311	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3677	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4312	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3678		4313
3679	cf::sync_job {	4314	cf::sync_job {
3680	eval {	4315	eval {
…		…
3690		4325
3691	cf::cleanup "db_env_open(db): $@" if $@;	4326	cf::cleanup "db_env_open(db): $@" if $@;
3692	};	4327	};
3693	}	4328	}
3694		4329
3695	$BDB_DEADLOCK_WATCHER = Event->timer (	4330	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3696	after => 3,
3697	interval => 1,
3698	hard => 1,
3699	prio => 0,
3700	data => WF_AUTOCANCEL,
3701	cb => sub {
3702	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4331	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3703	},
3704	);	4332	};
3705	$BDB_CHECKPOINT_WATCHER = Event->timer (	4333	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3706	after => 11,
3707	interval => 60,
3708	hard => 1,
3709	prio => 0,
3710	data => WF_AUTOCANCEL,
3711	cb => sub {
3712	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4334	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3713	},
3714	);	4335	};
3715	$BDB_TRICKLE_WATCHER = Event->timer (	4336	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3716	after => 5,
3717	interval => 10,
3718	hard => 1,
3719	prio => 0,
3720	data => WF_AUTOCANCEL,
3721	cb => sub {
3722	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4337	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3723	},
3724	);	4338	};
		4339
		4340	info "database initialised";
3725	}	4341	}
3726		4342
3727	{	4343	{
		4344	# configure IO::AIO
		4345
		4346	info "initialising aio";
3728	IO::AIO::min_parallel 8;	4347	IO::AIO::min_parallel 8;
3729
3730	undef $Coro::AIO::WATCHER;
3731	IO::AIO::max_poll_time $TICK * 0.1;	4348	IO::AIO::max_poll_time $TICK * 0.1;
3732	$AIO_POLL_WATCHER = Event->io (	4349	undef $AnyEvent::AIO::WATCHER;
3733	reentrant => 0,	4350	info "aio initialised";
3734	data => WF_AUTOCANCEL,
3735	fd => IO::AIO::poll_fileno,
3736	poll => 'r',
3737	prio => 0,
3738	cb => \&IO::AIO::poll_cb,
3739	);
3740	}	4351	}
3741		4352
3742	my $_log_backtrace;	4353	our $_log_backtrace;
		4354	our $_log_backtrace_last;
3743		4355
3744	sub _log_backtrace {	4356	sub _log_backtrace {
3745	my ($msg, @addr) = @_;	4357	my ($msg, @addr) = @_;
3746		4358
3747	$msg =~ s/\n//;	4359	$msg =~ s/\n$//;
3748		4360
		4361	if ($_log_backtrace_last eq $msg) {
		4362	LOG llevInfo, "[ABT] $msg\n";
		4363	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3749	# limit the # of concurrent backtraces	4364	# limit the # of concurrent backtraces
3750	if ($_log_backtrace < 2) {	4365	} elsif ($_log_backtrace < 2) {
		4366	$_log_backtrace_last = $msg;
3751	++$_log_backtrace;	4367	++$_log_backtrace;
		4368	my $perl_bt = Carp::longmess $msg;
3752	async {	4369	async {
3753	$Coro::current->{desc} = "abt $msg";	4370	$Coro::current->{desc} = "abt $msg";
3754		4371
3755	my @bt = fork_call {	4372	my @bt = fork_call {
3756	@addr = map { sprintf "%x", $_ } @addr;	4373	@addr = map { sprintf "%x", $_ } @addr;
…		…
3767	}	4384	}
3768		4385
3769	@funcs	4386	@funcs
3770	};	4387	};
3771		4388
3772	LOG llevInfo, "[ABT] $msg\n";	4389	LOG llevInfo, "[ABT] $perl_bt\n";
		4390	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3773	LOG llevInfo, "[ABT] $_\n" for @bt;	4391	LOG llevInfo, "[ABT] $_\n" for @bt;
3774	--$_log_backtrace;	4392	--$_log_backtrace;
3775	};	4393	};
3776	} else {	4394	} else {
3777	LOG llevInfo, "[ABT] $msg\n";	4395	LOG llevInfo, "[ABT] $msg\n";
3778	LOG llevInfo, "[ABT] [suppressed]\n";	4396	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3779	}	4397	}
3780	}	4398	}
3781		4399
3782	# load additional modules	4400	# load additional modules
3783	use cf::pod;	4401	require "cf/$_.pm" for @EXTRA_MODULES;
		4402	cf::_connect_to_perl_2;
3784		4403
3785	END { cf::emergency_save }	4404	END { cf::emergency_save }
3786		4405
3787	1	4406	1
3788		4407

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