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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.394 by root, Thu Nov 8 19:43:25 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;
…		…
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
…		…
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	# match a pod interior sequence sans C<< >>
1558	(?:
1559	\ (.*?)\ (?{ $group = $^N })
1560	| < (??{$interior}) >
1561	)
1562	}x;
1563
1564	sub expand_cfpod {
1565	my ($self, $pod) = @_;
1566
1567	my $xml;
1568
1569	while () {
1570	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1571	$group = $1;
1572
1573	$group =~ s/&/&amp;/g;
1574	$group =~ s/</&lt;/g;
1575
1576	$xml .= $group;
1577	} elsif ($pod =~ m%\G
1578	([BCGHITU])
1579	<
1580	(?:
1581	([^<>]*) (?{ $group = $^N })
1582	| < $interior >
1583	)
1584	>
1585	%gcsx
1586	) {
1587	my ($code, $data) = ($1, $group);
1588
1589	if ($code eq "B") {
1590	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1591	} elsif ($code eq "I") {
1592	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1593	} elsif ($code eq "U") {
1594	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1595	} elsif ($code eq "C") {
1596	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1597	} elsif ($code eq "T") {
1598	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1599	} elsif ($code eq "G") {
1600	my ($male, $female) = split /\|/, $data;
1601	$data = $self->gender ? $female : $male;
1602	$xml .= expand_cfpod ($self, $data);
1603	} elsif ($code eq "H") {
1604	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1605	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1606	"")
1607	[$self->{hintmode}];
1608	} else {
1609	$xml .= "error processing '$code($data)' directive";
1610	}
1611	} else {
1612	if ($pod =~ /\G(.+)/) {
1613	warn "parse error while expanding $pod (at $1)";
1614	}
1615	last;
1616	}
1617	}
1618
1619	for ($xml) {
1620	# create single paragraphs (very hackish)
1621	s/(?<=\S)\n(?=\w)/ /g;
1622
1623	# compress some whitespace
1624	s/\s+\n/\n/g; # ws line-ends
1625	s/\n\n+/\n/g; # double lines
1626	s/^\n+//; # beginning lines
1627	s/\n+$//; # ending lines
1628	}
1629
1630	$xml
1631	}
1632
1633	no re 'eval';
1634
1635	sub hintmode {
1636	$_[0]{hintmode} = $_[1] if @_ > 1;
1637	$_[0]{hintmode}
1638	}
1639		1914
1640	=item $player->ext_reply ($msgid, @msg)	1915	=item $player->ext_reply ($msgid, @msg)
1641		1916
1642	Sends an ext reply to the player.	1917	Sends an ext reply to the player.
1643		1918
…		…
1675		1950
1676	=cut	1951	=cut
1677		1952
1678	sub find_by_path($) {	1953	sub find_by_path($) {
1679	my ($path) = @_;	1954	my ($path) = @_;
		1955
		1956	$path =~ s/^~[^\/]*//; # skip ~login
1680		1957
1681	my ($match, $specificity);	1958	my ($match, $specificity);
1682		1959
1683	for my $region (list) {	1960	for my $region (list) {
1684	if ($region->{match} && $path =~ $region->{match}) {	1961	if ($region->{match} && $path =~ $region->{match}) {
…		…
1710	our $MAX_RESET = 3600;	1987	our $MAX_RESET = 3600;
1711	our $DEFAULT_RESET = 3000;	1988	our $DEFAULT_RESET = 3000;
1712		1989
1713	sub generate_random_map {	1990	sub generate_random_map {
1714	my ($self, $rmp) = @_;	1991	my ($self, $rmp) = @_;
1715	# mit "rum" bekleckern, nicht	1992
		1993	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1994
1716	$self->_create_random_map (	1995	$self->_create_random_map ($rmp);
1717	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1718	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1719	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1720	$rmp->{exit_on_final_map},
1721	$rmp->{xsize}, $rmp->{ysize},
1722	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1723	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1724	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1725	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1726	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1727	(cf::region::find $rmp->{region}), $rmp->{custom}
1728	)
1729	}	1996	}
1730		1997
1731	=item cf::map->register ($regex, $prio)	1998	=item cf::map->register ($regex, $prio)
1732		1999
1733	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
…		…
1738		2005
1739	sub register {	2006	sub register {
1740	my (undef, $regex, $prio) = @_;	2007	my (undef, $regex, $prio) = @_;
1741	my $pkg = caller;	2008	my $pkg = caller;
1742		2009
1743	no strict;
1744	push @{"$pkg\::ISA"}, __PACKAGE__;	2010	push @{"$pkg\::ISA"}, __PACKAGE__;
1745		2011
1746	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2012	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1747	}	2013	}
1748		2014
1749	# also paths starting with '/'	2015	# also paths starting with '/'
1750	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2016	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1751		2017
1752	sub thawer_merge {	2018	sub thawer_merge {
1753	my ($self, $merge) = @_;	2019	my ($self, $merge) = @_;
1754		2020
1755	# we have to keep some variables in memory intact	2021	# we have to keep some variables in memory intact
…		…
1760	}	2026	}
1761		2027
1762	sub normalise {	2028	sub normalise {
1763	my ($path, $base) = @_;	2029	my ($path, $base) = @_;
1764		2030
1765	$path = "$path"; # make sure its a string	2031	$path = "$path"; # make sure it's a string
1766		2032
1767	$path =~ s/\.map$//;	2033	$path =~ s/\.map$//;
1768		2034
1769	# map plan:	2035	# map plan:
1770	#	2036	#
…		…
1785	$base =~ s{[^/]+/?$}{};	2051	$base =~ s{[^/]+/?$}{};
1786	$path = "$base/$path";	2052	$path = "$base/$path";
1787	}	2053	}
1788		2054
1789	for ($path) {	2055	for ($path) {
1790	redo if s{//}{/};
1791	redo if s{/\.?/}{/};	2056	redo if s{/\.?/}{/};
1792	redo if s{/[^/]+/\.\./}{/};	2057	redo if s{/[^/]+/\.\./}{/};
1793	}	2058	}
1794		2059
1795	$path	2060	$path
…		…
1809	$self->init; # pass $1 etc.	2074	$self->init; # pass $1 etc.
1810	return $self;	2075	return $self;
1811	}	2076	}
1812	}	2077	}
1813		2078
1814	Carp::cluck "unable to resolve path '$path' (base '$base').";	2079	Carp::cluck "unable to resolve path '$path' (base '$base')";
1815	()	2080	()
1816	}	2081	}
1817		2082
		2083	# may re-bless or do other evil things
1818	sub init {	2084	sub init {
1819	my ($self) = @_;	2085	my ($self) = @_;
1820		2086
1821	$self	2087	$self
1822	}	2088	}
…		…
1841		2107
1842	# the temporary/swap location	2108	# the temporary/swap location
1843	sub save_path {	2109	sub save_path {
1844	my ($self) = @_;	2110	my ($self) = @_;
1845		2111
1846	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2112	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1847	"$TMPDIR/$path.map"	2113	"$TMPDIR/$path.map"
1848	}	2114	}
1849		2115
1850	# the unique path, undef == no special unique path	2116	# the unique path, undef == no special unique path
1851	sub uniq_path {	2117	sub uniq_path {
1852	my ($self) = @_;	2118	my ($self) = @_;
1853		2119
1854	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2120	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1855	"$UNIQUEDIR/$path"	2121	"$UNIQUEDIR/$path"
1856	}
1857
1858	# and all this just because we cannot iterate over
1859	# all maps in C++...
1860	sub change_all_map_light {
1861	my ($change) = @_;
1862
1863	$_->change_map_light ($change)
1864	for grep $_->outdoor, values %cf::MAP;
1865	}	2122	}
1866		2123
1867	sub decay_objects {	2124	sub decay_objects {
1868	my ($self) = @_;	2125	my ($self) = @_;
1869		2126
…		…
1896	$self->{load_path} = $path;	2153	$self->{load_path} = $path;
1897		2154
1898	1	2155	1
1899	}	2156	}
1900		2157
		2158	# used to laod the header of an original map
1901	sub load_header_orig {	2159	sub load_header_orig {
1902	my ($self) = @_;	2160	my ($self) = @_;
1903		2161
1904	$self->load_header_from ($self->load_path)	2162	$self->load_header_from ($self->load_path)
1905	}	2163	}
1906		2164
		2165	# used to laod the header of an instantiated map
1907	sub load_header_temp {	2166	sub load_header_temp {
1908	my ($self) = @_;	2167	my ($self) = @_;
1909		2168
1910	$self->load_header_from ($self->save_path)	2169	$self->load_header_from ($self->save_path)
1911	}	2170	}
1912		2171
		2172	# called after loading the header from an instantiated map
1913	sub prepare_temp {	2173	sub prepare_temp {
1914	my ($self) = @_;	2174	my ($self) = @_;
1915		2175
1916	$self->last_access ((delete $self->{last_access})	2176	$self->last_access ((delete $self->{last_access})
1917	|| $cf::RUNTIME); #d#	2177	|| $cf::RUNTIME); #d#
1918	# safety	2178	# safety
1919	$self->{instantiate_time} = $cf::RUNTIME	2179	$self->{instantiate_time} = $cf::RUNTIME
1920	if $self->{instantiate_time} > $cf::RUNTIME;	2180	if $self->{instantiate_time} > $cf::RUNTIME;
1921	}	2181	}
1922		2182
		2183	# called after loading the header from an original map
1923	sub prepare_orig {	2184	sub prepare_orig {
1924	my ($self) = @_;	2185	my ($self) = @_;
1925		2186
1926	$self->{load_original} = 1;	2187	$self->{load_original} = 1;
1927	$self->{instantiate_time} = $cf::RUNTIME;	2188	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1951		2212
1952	sub find;	2213	sub find;
1953	sub find {	2214	sub find {
1954	my ($path, $origin) = @_;	2215	my ($path, $origin) = @_;
1955		2216
		2217	cf::cede_to_tick;
		2218
1956	$path = normalise $path, $origin && $origin->path;	2219	$path = normalise $path, $origin;
1957		2220
1958	cf::lock_wait "map_data:$path";#d#remove	2221	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1959	cf::lock_wait "map_find:$path";	2222	my $guard2 = cf::lock_acquire "map_find:$path";
1960		2223
1961	$cf::MAP{$path} || do {	2224	$cf::MAP{$path} || do {
1962	my $guard1 = cf::lock_acquire "map_find:$path";
1963	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1964
1965	my $map = new_from_path cf::map $path	2225	my $map = new_from_path cf::map $path
1966	or return;	2226	or return;
1967		2227
1968	$map->{last_save} = $cf::RUNTIME;	2228	$map->{last_save} = $cf::RUNTIME;
1969		2229
…		…
1971	or return;	2231	or return;
1972		2232
1973	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2233	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1974	# doing this can freeze the server in a sync job, obviously	2234	# doing this can freeze the server in a sync job, obviously
1975	#$cf::WAIT_FOR_TICK->wait;	2235	#$cf::WAIT_FOR_TICK->wait;
		2236	undef $guard2;
1976	undef $guard1;	2237	undef $guard1;
1977	undef $guard2;
1978	$map->reset;	2238	$map->reset;
1979	return find $path;	2239	return find $path;
1980	}	2240	}
1981		2241
1982	$cf::MAP{$path} = $map	2242	$cf::MAP{$path} = $map
1983	}	2243	}
1984	}	2244	}
1985		2245
1986	sub pre_load { }	2246	sub pre_load { }
1987	sub post_load { }	2247	#sub post_load { } # XS
1988		2248
1989	sub load {	2249	sub load {
1990	my ($self) = @_;	2250	my ($self) = @_;
1991		2251
1992	local $self->{deny_reset} = 1; # loading can take a long time	2252	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1995		2255
1996	{	2256	{
1997	my $guard = cf::lock_acquire "map_data:$path";	2257	my $guard = cf::lock_acquire "map_data:$path";
1998		2258
1999	return unless $self->valid;	2259	return unless $self->valid;
2000	return unless $self->in_memory == cf::MAP_SWAPPED;	2260	return unless $self->state == cf::MAP_SWAPPED;
2001
2002	$self->in_memory (cf::MAP_LOADING);
2003		2261
2004	$self->alloc;	2262	$self->alloc;
2005		2263
2006	$self->pre_load;	2264	$self->pre_load;
2007	cf::cede_to_tick;	2265	cf::cede_to_tick;
2008		2266
		2267	if (exists $self->{load_path}) {
2009	my $f = new_from_file cf::object::thawer $self->{load_path};	2268	my $f = new_from_file cf::object::thawer $self->{load_path};
2010	$f->skip_block;	2269	$f->skip_block;
2011	$self->_load_objects ($f)	2270	$self->_load_objects ($f)
2012	or return;	2271	or return;
2013		2272
2014	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2273	$self->post_load_original
2015	if delete $self->{load_original};	2274	if delete $self->{load_original};
2016		2275
2017	if (my $uniq = $self->uniq_path) {	2276	if (my $uniq = $self->uniq_path) {
2018	utf8::encode $uniq;	2277	utf8::encode $uniq;
2019	unless (aio_stat $uniq) {	2278	unless (aio_stat $uniq) {
2020	if (my $f = new_from_file cf::object::thawer $uniq) {	2279	if (my $f = new_from_file cf::object::thawer $uniq) {
2021	$self->clear_unique_items;	2280	$self->clear_unique_items;
2022	$self->_load_objects ($f);	2281	$self->_load_objects ($f);
2023	$f->resolve_delayed_derefs;	2282	$f->resolve_delayed_derefs;
		2283	}
2024	}	2284	}
2025	}	2285	}
2026	}
2027		2286
2028	$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);
2029		2294
2030	cf::cede_to_tick;	2295	cf::cede_to_tick;
2031	# now do the right thing for maps	2296	# now do the right thing for maps
2032	$self->link_multipart_objects;	2297	$self->link_multipart_objects;
2033	$self->difficulty ($self->estimate_difficulty)	2298	$self->difficulty ($self->estimate_difficulty)
…		…
2037	unless ($self->{deny_activate}) {	2302	unless ($self->{deny_activate}) {
2038	$self->decay_objects;	2303	$self->decay_objects;
2039	$self->fix_auto_apply;	2304	$self->fix_auto_apply;
2040	$self->update_buttons;	2305	$self->update_buttons;
2041	cf::cede_to_tick;	2306	cf::cede_to_tick;
2042	$self->set_darkness_map;	2307	#$self->activate; # no longer activate maps automatically
2043	cf::cede_to_tick;
2044	$self->activate;
2045	}	2308	}
2046		2309
2047	$self->{last_save} = $cf::RUNTIME;	2310	$self->{last_save} = $cf::RUNTIME;
2048	$self->last_access ($cf::RUNTIME);	2311	$self->last_access ($cf::RUNTIME);
2049
2050	$self->in_memory (cf::MAP_IN_MEMORY);
2051	}	2312	}
2052		2313
2053	$self->post_load;	2314	$self->post_load;
2054	}
2055		2315
		2316	1
		2317	}
		2318
		2319	# customize the map for a given player, i.e.
		2320	# return the _real_ map. used by e.g. per-player
		2321	# maps to change the path to ~playername/mappath
2056	sub customise_for {	2322	sub customise_for {
2057	my ($self, $ob) = @_;	2323	my ($self, $ob) = @_;
2058		2324
2059	return find "~" . $ob->name . "/" . $self->{path}	2325	return find "~" . $ob->name . "/" . $self->{path}
2060	if $self->per_player;	2326	if $self->per_player;
…		…
2063	# if $self->per_party;	2329	# if $self->per_party;
2064		2330
2065	$self	2331	$self
2066	}	2332	}
2067		2333
2068	# find and load all maps in the 3x3 area around a map
2069	sub load_neighbours {
2070	my ($map) = @_;
2071
2072	my @neigh; # diagonal neighbours
2073
2074	for (0 .. 3) {
2075	my $neigh = $map->tile_path ($_)
2076	or next;
2077	$neigh = find $neigh, $map
2078	or next;
2079	$neigh->load;
2080
2081	push @neigh,
2082	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2083	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2084	}
2085
2086	for (grep defined $_->[0], @neigh) {
2087	my ($path, $origin) = @$_;
2088	my $neigh = find $path, $origin
2089	or next;
2090	$neigh->load;
2091	}
2092	}
2093
2094	sub find_sync {	2334	sub find_sync {
2095	my ($path, $origin) = @_;	2335	my ($path, $origin) = @_;
2096		2336
2097	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, $origin
2098	}	2342	}
2099		2343
2100	sub do_load_sync {	2344	sub do_load_sync {
2101	my ($map) = @_;	2345	my ($map) = @_;
2102		2346
		2347	# it's a bug to call this from the main context
2103	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2348	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2104	if $Coro::current == $Coro::main;	2349	if $Coro::current == $Coro::main;
2105		2350
2106	cf::sync_job { $map->load };	2351	$map->load;
2107	}	2352	}
2108		2353
2109	our %MAP_PREFETCH;	2354	our %MAP_PREFETCH;
2110	our $MAP_PREFETCHER = undef;	2355	our $MAP_PREFETCHER = undef;
2111		2356
2112	sub find_async {	2357	sub find_async {
2113	my ($path, $origin, $load) = @_;	2358	my ($path, $origin, $load) = @_;
2114		2359
2115	$path = normalise $path, $origin && $origin->{path};	2360	$path = normalise $path, $origin;
2116		2361
2117	if (my $map = $cf::MAP{$path}) {	2362	if (my $map = $cf::MAP{$path}) {
2118	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2363	return $map if !$load || $map->linkable;
2119	}	2364	}
2120		2365
2121	$MAP_PREFETCH{$path} |= $load;	2366	$MAP_PREFETCH{$path} |= $load;
2122		2367
2123	$MAP_PREFETCHER ||= cf::async {	2368	$MAP_PREFETCHER ||= cf::async {
…		…
2137	$MAP_PREFETCHER->prio (6);	2382	$MAP_PREFETCHER->prio (6);
2138		2383
2139	()	2384	()
2140	}	2385	}
2141		2386
		2387	# common code, used by both ->save and ->swapout
2142	sub save {	2388	sub _save {
2143	my ($self) = @_;	2389	my ($self) = @_;
2144
2145	my $lock = cf::lock_acquire "map_data:$self->{path}";
2146		2390
2147	$self->{last_save} = $cf::RUNTIME;	2391	$self->{last_save} = $cf::RUNTIME;
2148		2392
2149	return unless $self->dirty;	2393	return unless $self->dirty;
2150		2394
…		…
2159		2403
2160	cf::async {	2404	cf::async {
2161	$Coro::current->{desc} = "map player save";	2405	$Coro::current->{desc} = "map player save";
2162	$_->contr->save for $self->players;	2406	$_->contr->save for $self->players;
2163	};	2407	};
		2408
		2409	cf::get_slot 0.02;
2164		2410
2165	if ($uniq) {	2411	if ($uniq) {
2166	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2412	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2167	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2413	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2168	} else {	2414	} else {
2169	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2415	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2170	}	2416	}
2171	}	2417	}
2172		2418
		2419	sub save {
		2420	my ($self) = @_;
		2421
		2422	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2423
		2424	$self->_save;
		2425	}
		2426
2173	sub swap_out {	2427	sub swap_out {
2174	my ($self) = @_;	2428	my ($self) = @_;
2175		2429
2176	# save first because save cedes
2177	$self->save;
2178
2179	my $lock = cf::lock_acquire "map_data:$self->{path}";	2430	my $lock = cf::lock_acquire "map_data:$self->{path}";
2180		2431
		2432	return if !$self->linkable;
		2433	return if $self->{deny_save};
2181	return if $self->players;	2434	return if $self->players;
2182	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
2183	return if $self->{deny_save};	2452	return 1e99 if $self->{deny_reset};
2184		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
2185	$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};
2186		2486
2187	$self->deactivate;	2487	$self->deactivate;
2188	$_->clear_links_to ($self) for values %cf::MAP;	2488	$_->clear_links_to ($self) for values %cf::MAP;
2189	$self->clear;	2489	$self->clear;
2190	}
2191
2192	sub reset_at {
2193	my ($self) = @_;
2194
2195	# TODO: safety, remove and allow resettable per-player maps
2196	return 1e99 if $self->{deny_reset};
2197
2198	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2199	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2200
2201	$time + $to
2202	}
2203
2204	sub should_reset {
2205	my ($self) = @_;
2206
2207	$self->reset_at <= $cf::RUNTIME
2208	}
2209
2210	sub reset {
2211	my ($self) = @_;
2212
2213	my $lock = cf::lock_acquire "map_data:$self->{path}";
2214
2215	return if $self->players;
2216
2217	warn "resetting map ", $self->path;
2218
2219	$self->in_memory (cf::MAP_SWAPPED);
2220
2221	# need to save uniques path
2222	unless ($self->{deny_save}) {
2223	my $uniq = $self->uniq_path; utf8::encode $uniq;
2224
2225	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2226	if $uniq;
2227	}
2228
2229	delete $cf::MAP{$self->path};
2230
2231	$self->deactivate;
2232	$_->clear_links_to ($self) for values %cf::MAP;
2233	$self->clear;
2234		2490
2235	$self->unlink_save;	2491	$self->unlink_save;
2236	$self->destroy;	2492	$self->destroy;
2237	}	2493	}
2238		2494
…		…
2246		2502
2247	delete $cf::MAP{$self->path};	2503	delete $cf::MAP{$self->path};
2248		2504
2249	$self->unlink_save;	2505	$self->unlink_save;
2250		2506
2251	bless $self, "cf::map";	2507	bless $self, "cf::map::wrap";
2252	delete $self->{deny_reset};	2508	delete $self->{deny_reset};
2253	$self->{deny_save} = 1;	2509	$self->{deny_save} = 1;
2254	$self->reset_timeout (1);	2510	$self->reset_timeout (1);
2255	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2511	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2256		2512
…		…
2305		2561
2306	sub unique_maps() {	2562	sub unique_maps() {
2307	[	2563	[
2308	map {	2564	map {
2309	utf8::decode $_;	2565	utf8::decode $_;
2310	/\.map$/	2566	s/\.map$//; # TODO future compatibility hack
		2567	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2568	? ()
2311	? normalise $_	2569	: normalise $_
2312	: ()
2313	} @{ aio_readdir $UNIQUEDIR or [] }	2570	} @{ aio_readdir $UNIQUEDIR or [] }
2314	]	2571	]
2315	}	2572	}
2316		2573
2317	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	}
2318		2605
2319	=back	2606	=back
2320		2607
2321	=head3 cf::object	2608	=head3 cf::object
2322		2609
…		…
2326		2613
2327	=over 4	2614	=over 4
2328		2615
2329	=item $ob->inv_recursive	2616	=item $ob->inv_recursive
2330		2617
2331	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.
2332		2620
2333	=cut	2621	=cut
2334		2622
2335	sub inv_recursive_;	2623	sub inv_recursive_;
2336	sub inv_recursive_ {	2624	sub inv_recursive_ {
…		…
2341	inv_recursive_ inv $_[0]	2629	inv_recursive_ inv $_[0]
2342	}	2630	}
2343		2631
2344	=item $ref = $ob->ref	2632	=item $ref = $ob->ref
2345		2633
2346	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.
2347		2635
2348	=item $ob = cf::object::deref ($refstring)	2636	=item $ob = cf::object::deref ($refstring)
2349		2637
2350	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,
2351	even if the object actually exists. May block.	2639	even if the object actually exists. May block.
…		…
2383	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
2384	dialogue with the given NPC character.	2672	dialogue with the given NPC character.
2385		2673
2386	=cut	2674	=cut
2387		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
2388	# rough implementation of a future "reply" method that works	2690	# rough implementation of a future "reply" method that works
2389	# with dialog boxes.	2691	# with dialog boxes.
2390	#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
2391	sub cf::object::player::reply($$$;$) {	2693	sub cf::object::player::reply($$$;$) {
2392	my ($self, $npc, $msg, $flags) = @_;	2694	my ($self, $npc, $msg, $flags) = @_;
…		…
2403	my $dialog = $pl->{npc_dialog};	2705	my $dialog = $pl->{npc_dialog};
2404	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2706	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2405		2707
2406	} else {	2708	} else {
2407	$msg = $npc->name . " says: $msg" if $npc;	2709	$msg = $npc->name . " says: $msg" if $npc;
2408	$self->message ($msg, $flags);	2710	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2409	}	2711	}
2410	}	2712	}
2411	}	2713	}
2412		2714
2413	=item $object->send_msg ($channel, $msg, $color, [extra...])	2715	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2438		2740
2439	=item $player_object->enter_link	2741	=item $player_object->enter_link
2440		2742
2441	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}>).
2442		2744
2443	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.
2444	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.
2445		2749
2446	Will never block.	2750	Will never block.
2447		2751
2448	=item $player_object->leave_link ($map, $x, $y)	2752	=item $player_object->leave_link ($map, $x, $y)
2449		2753
…		…
2469	sub cf::object::player::enter_link {	2773	sub cf::object::player::enter_link {
2470	my ($self) = @_;	2774	my ($self) = @_;
2471		2775
2472	$self->deactivate_recursive;	2776	$self->deactivate_recursive;
2473		2777
		2778	++$self->{_link_recursion};
		2779
2474	return if UNIVERSAL::isa $self->map, "ext::map_link";	2780	return if UNIVERSAL::isa $self->map, "ext::map_link";
2475		2781
2476	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2782	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2477	if $self->map && $self->map->{path} ne "{link}";	2783	if $self->map && $self->map->{path} ne "{link}";
2478		2784
2479	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2785	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2480	}	2786	}
2481		2787
2482	sub cf::object::player::leave_link {	2788	sub cf::object::player::leave_link {
2483	my ($self, $map, $x, $y) = @_;	2789	my ($self, $map, $x, $y) = @_;
2484		2790
…		…
2501	($x, $y) = (-1, -1)	2807	($x, $y) = (-1, -1)
2502	unless (defined $x) && (defined $y);	2808	unless (defined $x) && (defined $y);
2503		2809
2504	# use -1 or undef as default coordinates, not 0, 0	2810	# use -1 or undef as default coordinates, not 0, 0
2505	($x, $y) = ($map->enter_x, $map->enter_y)	2811	($x, $y) = ($map->enter_x, $map->enter_y)
2506	if $x <=0 && $y <= 0;	2812	if $x <= 0 && $y <= 0;
2507		2813
2508	$map->load;	2814	$map->load;
2509	$map->load_neighbours;
2510		2815
2511	return unless $self->contr->active;	2816	return unless $self->contr->active;
2512	$self->activate_recursive;
2513		2817
2514	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2818	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2515	$self->enter_map ($map, $x, $y);	2819	if ($self->enter_map ($map, $x, $y)) {
2516	}	2820	# entering was successful
		2821	delete $self->{_link_recursion};
		2822	# only activate afterwards, to support waiting in hooks
		2823	$self->activate_recursive;
		2824	}
2517		2825
		2826	}
		2827
2518	=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)]])
2519		2829
2520	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
2521	her, loading and preparing them map, calling the provided $check callback	2831	her, loading and preparing them map, calling the provided $check callback
2522	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
2523	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
2524	be called at the end of this process.	2834	be called at the end of this process.
2525		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
2526	=cut	2839	=cut
2527		2840
2528	our $GOTOGEN;	2841	our $GOTOGEN;
2529		2842
2530	sub cf::object::player::goto {	2843	sub cf::object::player::goto {
2531	my ($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	}
2532		2851
2533	# 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
2534	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2853	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2535		2854
2536	$self->enter_link;	2855	$self->enter_link;
…		…
2556	($path, $x, $y) = (undef, undef, undef);	2875	($path, $x, $y) = (undef, undef, undef);
2557	}	2876	}
2558	}	2877	}
2559		2878
2560	my $map = eval {	2879	my $map = eval {
2561	my $map = defined $path ? cf::map::find $path : undef;	2880	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2562		2881
2563	if ($map) {	2882	if ($map) {
2564	$map = $map->customise_for ($self);	2883	$map = $map->customise_for ($self);
2565	$map = $check->($map) if $check && $map;	2884	$map = $check->($map, $x, $y, $self) if $check && $map;
2566	} else {	2885	} else {
2567	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2886	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2568	}	2887	}
2569		2888
2570	$map	2889	$map
…		…
2578	if ($gen == $self->{_goto_generation}) {	2897	if ($gen == $self->{_goto_generation}) {
2579	delete $self->{_goto_generation};	2898	delete $self->{_goto_generation};
2580	$self->leave_link ($map, $x, $y);	2899	$self->leave_link ($map, $x, $y);
2581	}	2900	}
2582		2901
2583	$done->() if $done;	2902	$done->($self) if $done;
2584	})->prio (1);	2903	})->prio (1);
2585	}	2904	}
2586		2905
2587	=item $player_object->enter_exit ($exit_object)	2906	=item $player_object->enter_exit ($exit_object)
2588		2907
…		…
2608	}	2927	}
2609		2928
2610	sub prepare_random_map {	2929	sub prepare_random_map {
2611	my ($exit) = @_;	2930	my ($exit) = @_;
2612		2931
2613	my $guard = cf::lock_acquire "exit_prepare:$exit";
2614
2615	# all this does is basically replace the /! path by	2932	# all this does is basically replace the /! path by
2616	# a new random map path (?random/...) with a seed	2933	# a new random map path (?random/...) with a seed
2617	# that depends on the exit object	2934	# that depends on the exit object
2618		2935
2619	my $rmp = parse_random_map_params $exit->msg;	2936	my $rmp = parse_random_map_params $exit->msg;
…		…
2621	if ($exit->map) {	2938	if ($exit->map) {
2622	$rmp->{region} = $exit->region->name;	2939	$rmp->{region} = $exit->region->name;
2623	$rmp->{origin_map} = $exit->map->path;	2940	$rmp->{origin_map} = $exit->map->path;
2624	$rmp->{origin_x} = $exit->x;	2941	$rmp->{origin_x} = $exit->x;
2625	$rmp->{origin_y} = $exit->y;	2942	$rmp->{origin_y} = $exit->y;
		2943
		2944	$exit->map->touch;
2626	}	2945	}
2627		2946
2628	$rmp->{random_seed} ||= $exit->random_seed;	2947	$rmp->{random_seed} ||= $exit->random_seed;
2629		2948
2630	my $data = cf::to_json $rmp;	2949	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2631	my $md5 = Digest::MD5::md5_hex $data;	2950	my $md5 = Digest::MD5::md5_hex $data;
2632	my $meta = "$RANDOMDIR/$md5.meta";	2951	my $meta = "$RANDOMDIR/$md5.meta";
2633		2952
2634	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2953	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2635	aio_write $fh, 0, (length $data), $data, 0;	2954	aio_write $fh, 0, (length $data), $data, 0;
2636	undef $fh;	2955	undef $fh;
2637	aio_rename "$meta~", $meta;	2956	aio_rename "$meta~", $meta;
2638		2957
		2958	my $slaying = "?random/$md5";
		2959
		2960	if ($exit->valid) {
2639	$exit->slaying ("?random/$md5");	2961	$exit->slaying ("?random/$md5");
2640	$exit->msg (undef);	2962	$exit->msg (undef);
		2963	}
2641	}	2964	}
2642	}	2965	}
2643		2966
2644	sub cf::object::player::enter_exit {	2967	sub cf::object::player::enter_exit {
2645	my ($self, $exit) = @_;	2968	my ($self, $exit) = @_;
2646		2969
2647	return unless $self->type == cf::PLAYER;	2970	return unless $self->type == cf::PLAYER;
2648		2971
2649	if ($exit->slaying eq "/!") {
2650	#TODO: this should de-fi-ni-te-ly not be a sync-job
2651	# the problem is that $exit might not survive long enough
2652	# so it needs to be done right now, right here
2653	cf::sync_job { prepare_random_map $exit };
2654	}
2655
2656	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2657	my $hp = $exit->stats->hp;
2658	my $sp = $exit->stats->sp;
2659
2660	$self->enter_link;	2972	$self->enter_link;
2661		2973
2662	# if exit is damned, update players death & WoR home-position
2663	$self->contr->savebed ($slaying, $hp, $sp)
2664	if $exit->flag (FLAG_DAMNED);
2665
2666	(async {	2974	(async {
2667	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2975	$Coro::current->{desc} = "enter_exit";
2668		2976
2669	$self->deactivate_recursive; # just to be sure
2670	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
2671	$self->goto ($slaying, $hp, $sp);	3007	$self->goto ($map, $x, $y);
2672		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
2673	1;	3013	1
2674	}) {	3014	}) {
2675	$self->message ("Something went wrong deep within the crossfire server. "	3015	$self->message ("Something went wrong deep within the deliantra server. "
2676	. "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. "
2677	. "Please report this to the dungeon master!",	3017	. "Please report this to the dungeon master!",
2678	cf::NDI_UNIQUE | cf::NDI_RED);	3018	cf::NDI_UNIQUE | cf::NDI_RED);
2679		3019
2680	warn "ERROR in enter_exit: $@";	3020	error "ERROR in enter_exit: $@";
2681	$self->leave_link;	3021	$self->leave_link;
2682	}	3022	}
2683	})->prio (1);	3023	})->prio (1);
2684	}	3024	}
2685		3025
…		…
2697	sub cf::client::send_drawinfo {	3037	sub cf::client::send_drawinfo {
2698	my ($self, $text, $flags) = @_;	3038	my ($self, $text, $flags) = @_;
2699		3039
2700	utf8::encode $text;	3040	utf8::encode $text;
2701	$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);
2702	}	3067	}
2703		3068
2704	=item $client->send_msg ($channel, $msg, $color, [extra...])	3069	=item $client->send_msg ($channel, $msg, $color, [extra...])
2705		3070
2706	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
…		…
2710		3075
2711	=cut	3076	=cut
2712		3077
2713	# non-persistent channels (usually the info channel)	3078	# non-persistent channels (usually the info channel)
2714	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	},
2715	"c/identify" => {	3086	"c/identify" => {
2716	id => "infobox",	3087	id => "infobox",
2717	title => "Identify",	3088	title => "Identify",
2718	reply => undef,	3089	reply => undef,
2719	tooltip => "Items recently identified",	3090	tooltip => "Items recently identified",
…		…
2721	"c/examine" => {	3092	"c/examine" => {
2722	id => "infobox",	3093	id => "infobox",
2723	title => "Examine",	3094	title => "Examine",
2724	reply => undef,	3095	reply => undef,
2725	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",
2726	},	3103	},
2727	"c/book" => {	3104	"c/book" => {
2728	id => "infobox",	3105	id => "infobox",
2729	title => "Book",	3106	title => "Book",
2730	reply => undef,	3107	reply => undef,
…		…
2746	id => "infobox",	3123	id => "infobox",
2747	title => "Body Parts",	3124	title => "Body Parts",
2748	reply => undef,	3125	reply => undef,
2749	tooltip => "Shows which body parts you posess and are available",	3126	tooltip => "Shows which body parts you posess and are available",
2750	},	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	},
2751	"c/uptime" => {	3164	"c/uptime" => {
2752	id => "infobox",	3165	id => "infobox",
2753	title => "Uptime",	3166	title => "Uptime",
2754	reply => undef,	3167	reply => undef,
2755	tooltip => "How long the server has been running since last restart",	3168	tooltip => "How long the server has been running since last restart",
…		…
2758	id => "infobox",	3171	id => "infobox",
2759	title => "Map Info",	3172	title => "Map Info",
2760	reply => undef,	3173	reply => undef,
2761	tooltip => "Information related to the maps",	3174	tooltip => "Information related to the maps",
2762	},	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" => $CHAT_CHANNEL,
2763	);	3190	);
2764		3191
2765	sub cf::client::send_msg {	3192	sub cf::client::send_msg {
2766	my ($self, $channel, $msg, $color, @extra) = @_;	3193	my ($self, $channel, $msg, $color, @extra) = @_;
2767		3194
2768	$msg = $self->pl->expand_cfpod ($msg);	3195	$msg = $self->pl->expand_cfpod ($msg)
		3196	unless $color & cf::NDI_VERBATIM;
2769		3197
2770	$color &= cf::NDI_CLIENT_MASK; # just in case...	3198	$color &= cf::NDI_CLIENT_MASK; # just in case...
2771		3199
2772	# check predefined channels, for the benefit of C	3200	# check predefined channels, for the benefit of C
2773	if ($CHANNEL{$channel}) {	3201	if ($CHANNEL{$channel}) {
2774	$channel = $CHANNEL{$channel};	3202	$channel = $CHANNEL{$channel};
2775		3203
2776	$self->ext_msg (channel_info => $channel)	3204	$self->ext_msg (channel_info => $channel);
2777	if $self->can_msg;
2778
2779	$channel = $channel->{id};	3205	$channel = $channel->{id};
2780		3206
2781	} elsif (ref $channel) {	3207	} elsif (ref $channel) {
2782	# send meta info to client, if not yet sent	3208	# send meta info to client, if not yet sent
2783	unless (exists $self->{channel}{$channel->{id}}) {	3209	unless (exists $self->{channel}{$channel->{id}}) {
2784	$self->{channel}{$channel->{id}} = $channel;	3210	$self->{channel}{$channel->{id}} = $channel;
2785	$self->ext_msg (channel_info => $channel)	3211	$self->ext_msg (channel_info => $channel);
2786	if $self->can_msg;
2787	}	3212	}
2788		3213
2789	$channel = $channel->{id};	3214	$channel = $channel->{id};
2790	}	3215	}
2791		3216
2792	return unless @extra || length $msg;	3217	return unless @extra || length $msg;
2793		3218
2794	if ($self->can_msg) {
2795	# default colour, mask it out	3219	# default colour, mask it out
2796	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3220	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2797	if $color & cf::NDI_DEF;	3221	if $color & cf::NDI_DEF;
2798		3222
2799	$self->send_packet ("msg " . $self->{json_coder}->encode (	3223	my $pkt = "msg "
		3224	. $self->{json_coder}->encode (
2800	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3225	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2801	} else {	3226	);
2802	if ($color >= 0) {
2803	# replace some tags by gcfclient-compatible ones
2804	for ($msg) {
2805	1 while
2806	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2807	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2808	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2809	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2810	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2811	}
2812		3227
2813	$color &= cf::NDI_COLOR_MASK;	3228	$self->send_big_packet ($pkt);
2814
2815	utf8::encode $msg;
2816
2817	if (0 && $msg =~ /\[/) {
2818	# COMMAND/INFO
2819	$self->send_packet ("drawextinfo $color 10 8 $msg")
2820	} else {
2821	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2822	$self->send_packet ("drawinfo $color $msg")
2823	}
2824	}
2825	}
2826	}	3229	}
2827		3230
2828	=item $client->ext_msg ($type, @msg)	3231	=item $client->ext_msg ($type, @msg)
2829		3232
2830	Sends an ext event to the client.	3233	Sends an ext event to the client.
…		…
2832	=cut	3235	=cut
2833		3236
2834	sub cf::client::ext_msg($$@) {	3237	sub cf::client::ext_msg($$@) {
2835	my ($self, $type, @msg) = @_;	3238	my ($self, $type, @msg) = @_;
2836		3239
2837	if ($self->extcmd == 2) {
2838	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3240	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2839	} elsif ($self->extcmd == 1) { # TODO: remove
2840	push @msg, msgtype => "event_$type";
2841	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2842	}
2843	}	3241	}
2844		3242
2845	=item $client->ext_reply ($msgid, @msg)	3243	=item $client->ext_reply ($msgid, @msg)
2846		3244
2847	Sends an ext reply to the client.	3245	Sends an ext reply to the client.
…		…
2849	=cut	3247	=cut
2850		3248
2851	sub cf::client::ext_reply($$@) {	3249	sub cf::client::ext_reply($$@) {
2852	my ($self, $id, @msg) = @_;	3250	my ($self, $id, @msg) = @_;
2853		3251
2854	if ($self->extcmd == 2) {
2855	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3252	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2856	} elsif ($self->extcmd == 1) {
2857	#TODO: version 1, remove
2858	unshift @msg, msgtype => "reply", msgid => $id;
2859	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2860	}
2861	}	3253	}
2862		3254
2863	=item $success = $client->query ($flags, "text", \&cb)	3255	=item $success = $client->query ($flags, "text", \&cb)
2864		3256
2865	Queues a query to the client, calling the given callback with	3257	Queues a query to the client, calling the given callback with
…		…
2920	my ($ns, $buf) = @_;	3312	my ($ns, $buf) = @_;
2921		3313
2922	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3314	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2923		3315
2924	if (ref $msg) {	3316	if (ref $msg) {
2925	my ($type, $reply, @payload) =	3317	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2926	"ARRAY" eq ref $msg
2927	? @$msg
2928	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2929		3318
2930	my @reply;	3319	my @reply;
2931		3320
2932	if (my $cb = $EXTICMD{$type}) {	3321	if (my $cb = $EXTICMD{$type}) {
2933	@reply = $cb->($ns, @payload);	3322	@reply = $cb->($ns, @payload);
…		…
2935		3324
2936	$ns->ext_reply ($reply, @reply)	3325	$ns->ext_reply ($reply, @reply)
2937	if $reply;	3326	if $reply;
2938		3327
2939	} else {	3328	} else {
2940	warn "client " . ($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";
2941	}	3330	}
2942		3331
2943	cf::override;	3332	cf::override;
2944	},	3333	},
2945	);	3334	);
…		…
2965		3354
2966	$coro	3355	$coro
2967	}	3356	}
2968		3357
2969	cf::client->attach (	3358	cf::client->attach (
2970	on_destroy => sub {	3359	on_client_destroy => sub {
2971	my ($ns) = @_;	3360	my ($ns) = @_;
2972		3361
2973	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3362	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2974	},	3363	},
2975	);	3364	);
…		…
2991	our $safe_hole = new Safe::Hole;	3380	our $safe_hole = new Safe::Hole;
2992		3381
2993	$SIG{FPE} = 'IGNORE';	3382	$SIG{FPE} = 'IGNORE';
2994		3383
2995	$safe->permit_only (Opcode::opset qw(	3384	$safe->permit_only (Opcode::opset qw(
2996	:base_core :base_mem :base_orig :base_math	3385	:base_core :base_mem :base_orig :base_math :base_loop
2997	grepstart grepwhile mapstart mapwhile	3386	grepstart grepwhile mapstart mapwhile
2998	sort time	3387	sort time
2999	));	3388	));
3000		3389
3001	# here we export the classes and methods available to script code	3390	# here we export the classes and methods available to script code
…		…
3004		3393
3005	The following functions and methods are available within a safe environment:	3394	The following functions and methods are available within a safe environment:
3006		3395
3007	cf::object	3396	cf::object
3008	contr pay_amount pay_player map x y force_find force_add destroy	3397	contr pay_amount pay_player map x y force_find force_add destroy
3009	insert remove name archname title slaying race decrease_ob_nr	3398	insert remove name archname title slaying race decrease split
		3399	value
3010		3400
3011	cf::object::player	3401	cf::object::player
3012	player	3402	player
3013		3403
3014	cf::player	3404	cf::player
…		…
3019		3409
3020	=cut	3410	=cut
3021		3411
3022	for (	3412	for (
3023	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3413	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3024	insert remove inv name archname title slaying race	3414	insert remove inv nrof name archname title slaying race
3025	decrease_ob_nr destroy)],	3415	decrease split destroy change_exp value msg lore send_msg)],
3026	["cf::object::player" => qw(player)],	3416	["cf::object::player" => qw(player)],
3027	["cf::player" => qw(peaceful)],	3417	["cf::player" => qw(peaceful send_msg)],
3028	["cf::map" => qw(trigger)],	3418	["cf::map" => qw(trigger)],
3029	) {	3419	) {
3030	no strict 'refs';
3031	my ($pkg, @funs) = @$_;	3420	my ($pkg, @funs) = @$_;
3032	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3421	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3033	for @funs;	3422	for @funs;
3034	}	3423	}
3035		3424
…		…
3050		3439
3051	my $qcode = $code;	3440	my $qcode = $code;
3052	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3441	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3053	$qcode =~ s/\n/\\n/g;	3442	$qcode =~ s/\n/\\n/g;
3054		3443
		3444	%vars = (_dummy => 0) unless %vars;
		3445
		3446	my @res;
3055	local $_;	3447	local $_;
3056	local @safe::cf::_safe_eval_args = values %vars;
3057		3448
3058	my $eval =	3449	my $eval =
3059	"do {\n"	3450	"do {\n"
3060	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3451	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3061	. "#line 0 \"{$qcode}\"\n"	3452	. "#line 0 \"{$qcode}\"\n"
3062	. $code	3453	. $code
3063	. "\n}"	3454	. "\n}"
3064	;	3455	;
3065		3456
		3457	if ($CFG{safe_eval}) {
3066	sub_generation_inc;	3458	sub_generation_inc;
		3459	local @safe::cf::_safe_eval_args = values %vars;
3067	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3460	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3068	sub_generation_inc;	3461	sub_generation_inc;
		3462	} else {
		3463	local @cf::_safe_eval_args = values %vars;
		3464	@res = wantarray ? eval eval : scalar eval $eval;
		3465	}
3069		3466
3070	if ($@) {	3467	if ($@) {
3071	warn "$@";	3468	warn "$@",
3072	warn "while executing safe code '$code'\n";	3469	"while executing safe code '$code'\n",
3073	warn "with arguments " . (join " ", %vars) . "\n";	3470	"with arguments " . (join " ", %vars) . "\n";
3074	}	3471	}
3075		3472
3076	wantarray ? @res : $res[0]	3473	wantarray ? @res : $res[0]
3077	}	3474	}
3078		3475
…		…
3092	=cut	3489	=cut
3093		3490
3094	sub register_script_function {	3491	sub register_script_function {
3095	my ($fun, $cb) = @_;	3492	my ($fun, $cb) = @_;
3096		3493
3097	no strict 'refs';	3494	$fun = "safe::$fun" if $CFG{safe_eval};
3098	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3495	*$fun = $safe_hole->wrap ($cb);
3099	}	3496	}
3100		3497
3101	=back	3498	=back
3102		3499
3103	=cut	3500	=cut
3104		3501
3105	#############################################################################	3502	#############################################################################
3106	# 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	$idx
		3527	}
3107		3528
3108	sub load_facedata($) {	3529	sub load_facedata($) {
3109	my ($path) = @_;	3530	my ($path) = @_;
3110		3531
3111	# 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
3112	# for this (global event?)	3533	# for this (global event?)
3113	%ext::player_env::MUSIC_FACE_CACHE = ();	3534	%ext::player_env::MUSIC_FACE_CACHE = ();
3114		3535
3115	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3536	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3116		3537
3117	warn "loading facedata from $path\n";	3538	trace "loading facedata from $path\n";
3118		3539
3119	my $facedata;	3540	my $facedata = decode_storable load_file $path;
3120	0 < aio_load $path, $facedata
3121	or die "$path: $!";
3122
3123	$facedata = Coro::Storable::thaw $facedata;
3124		3541
3125	$facedata->{version} == 2	3542	$facedata->{version} == 2
3126	or cf::cleanup "$path: version mismatch, cannot proceed.";	3543	or cf::cleanup "$path: version mismatch, cannot proceed.";
3127		3544
3128	# patch in the exptable
3129	$facedata->{resource}{"res/exp_table"} = {
3130	type => FT_RSRC,
3131	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3132	};
3133	cf::cede_to_tick;	3545	cf::cede_to_tick;
3134		3546
3135	{	3547	{
3136	my $faces = $facedata->{faceinfo};	3548	my $faces = $facedata->{faceinfo};
3137		3549
3138	while (my ($face, $info) = each %$faces) {	3550	for my $face (sort keys %$faces) {
		3551	my $info = $faces->{$face};
3139	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3552	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3553
3140	cf::face::set_visibility $idx, $info->{visibility};	3554	cf::face::set_visibility $idx, $info->{visibility};
3141	cf::face::set_magicmap $idx, $info->{magicmap};	3555	cf::face::set_magicmap $idx, $info->{magicmap};
3142	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3556	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3143	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}} = $idx;#d#
3144		3560
3145	cf::cede_to_tick;	3561	cf::cede_to_tick;
3146	}	3562	}
3147		3563
3148	while (my ($face, $info) = each %$faces) {	3564	while (my ($face, $info) = each %$faces) {
3149	next unless $info->{smooth};	3565	next unless $info->{smooth};
		3566
3150	my $idx = cf::face::find $face	3567	my $idx = cf::face::find $face
3151	or next;	3568	or next;
		3569
3152	if (my $smooth = cf::face::find $info->{smooth}) {	3570	if (my $smooth = cf::face::find $info->{smooth}) {
3153	cf::face::set_smooth $idx, $smooth;	3571	cf::face::set_smooth $idx, $smooth;
3154	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3572	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3155	} else {	3573	} else {
3156	warn "smooth face '$info->{smooth}' not found for face '$face'";	3574	error "smooth face '$info->{smooth}' not found for face '$face'";
3157	}	3575	}
3158		3576
3159	cf::cede_to_tick;	3577	cf::cede_to_tick;
3160	}	3578	}
3161	}	3579	}
…		…
3170		3588
3171	cf::anim::invalidate_all; # d'oh	3589	cf::anim::invalidate_all; # d'oh
3172	}	3590	}
3173		3591
3174	{	3592	{
3175	# TODO: for gcfclient pleasure, we should give resources
3176	# that gcfclient doesn't grok a >10000 face index.
3177	my $res = $facedata->{resource};	3593	my $res = $facedata->{resource};
3178		3594
3179	my $soundconf = delete $res->{"res/sound.conf"};
3180
3181	while (my ($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
3182	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3598	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3183	my $data;
3184		3599
3185	if ($info->{type} & 1) {	3600	cf::face::set_type $idx, $type;
3186	# prepend meta info	3601	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3187		3602	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3188	my $meta = $enc->encode ({	3603	$FACEHASH{$info->{hash}} = $idx;#d#
3189	name => $name,
3190	%{ $info->{meta} || {} },
3191	});
3192
3193	$data = pack "(w/a*)*", $meta, $info->{data};
3194	} else {	3604	} else {
3195	$data = $info->{data};	3605	# $RESOURCE{$name} = $info; # unused
3196	}	3606	}
3197		3607
3198	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3199	cf::face::set_type $idx, $info->{type};
3200
3201	cf::cede_to_tick;	3608	cf::cede_to_tick;
3202	}	3609	}
3203
3204	if ($soundconf) {
3205	$soundconf = $enc->decode (delete $soundconf->{data});
3206
3207	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3208	my $sound = $soundconf->{compat}[$_]
3209	or next;
3210
3211	my $face = cf::face::find "sound/$sound->[1]";
3212	cf::sound::set $sound->[0] => $face;
3213	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3214	}
3215
3216	while (my ($k, $v) = each %{$soundconf->{event}}) {
3217	my $face = cf::face::find "sound/$v";
3218	cf::sound::set $k => $face;
3219	}
3220	}
3221	}	3610	}
		3611
		3612	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3222		3613
3223	1	3614	1
3224	}	3615	}
3225		3616
3226	register_exticmd fx_want => sub {	3617	register_exticmd fx_want => sub {
…		…
3228		3619
3229	while (my ($k, $v) = each %$want) {	3620	while (my ($k, $v) = each %$want) {
3230	$ns->fx_want ($k, $v);	3621	$ns->fx_want ($k, $v);
3231	}	3622	}
3232	};	3623	};
		3624
		3625	sub load_resource_file($) {
		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 $_, 1 .. cf::settings->max_level]
		3641	);
		3642	}
		3643
		3644	sub reload_materials {
		3645	_reload_materials;
		3646	}
3233		3647
3234	sub reload_regions {	3648	sub reload_regions {
3235	# HACK to clear player env face cache, we need some signal framework	3649	# HACK to clear player env face cache, we need some signal framework
3236	# for this (global event?)	3650	# for this (global event?)
3237	%ext::player_env::MUSIC_FACE_CACHE = ();	3651	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3251	}	3665	}
3252		3666
3253	sub reload_archetypes {	3667	sub reload_archetypes {
3254	load_resource_file "$DATADIR/archetypes"	3668	load_resource_file "$DATADIR/archetypes"
3255	or die "unable to load archetypes\n";	3669	or die "unable to load archetypes\n";
3256	#d# NEED to laod twice to resolve forward references	3670
3257	# this really needs to be done in an extra post-pass	3671	add_face "res/skill_info" => FT_RSRC,
3258	# (which needs to be synchronous, so solve it differently)	3672	JSON::XS->new->utf8->canonical->encode (
3259	load_resource_file "$DATADIR/archetypes"	3673	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
3260	or die "unable to load archetypes\n";	3674	);
		3675	add_face "res/spell_paths" => FT_RSRC,
		3676	JSON::XS->new->utf8->canonical->encode (
		3677	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3678	);
3261	}	3679	}
3262		3680
3263	sub reload_treasures {	3681	sub reload_treasures {
3264	load_resource_file "$DATADIR/treasures"	3682	load_resource_file "$DATADIR/treasures"
3265	or die "unable to load treasurelists\n";	3683	or die "unable to load treasurelists\n";
3266	}	3684	}
3267		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
3268	sub reload_resources {	3768	sub reload_resources {
3269	warn "reloading resource files...\n";	3769	trace "reloading resource files...\n";
3270		3770
		3771	reload_materials;
		3772	reload_facedata;
		3773	reload_exp_table;
		3774	reload_sound;
		3775	reload_archetypes;
3271	reload_regions;	3776	reload_regions;
3272	reload_facedata;
3273	#reload_archetypes;#d#
3274	reload_archetypes;
3275	reload_treasures;	3777	reload_treasures;
		3778	reload_pod;
3276		3779
3277	warn "finished reloading resource files\n";	3780	trace "finished reloading resource files\n";
3278	}
3279
3280	sub init {
3281	reload_resources;
3282	}	3781	}
3283		3782
3284	sub reload_config {	3783	sub reload_config {
3285	open my $fh, "<:utf8", "$CONFDIR/config"	3784	trace "reloading config file...\n";
3286	or return;
3287		3785
3288	local $/;	3786	my $config = load_file "$CONFDIR/config";
3289	*CFG = YAML::Syck::Load <$fh>;	3787	utf8::decode $config;
		3788	*CFG = decode_yaml $config;
3290		3789
3291	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3790	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3292		3791
3293	$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};
3294	$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};
3295		3794
3296	if (exists $CFG{mlockall}) {	3795	if (exists $CFG{mlockall}) {
…		…
3300	};	3799	};
3301	warn $@ if $@;	3800	warn $@ if $@;
3302	}	3801	}
3303	}	3802	}
3304		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
3305	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
3306	# we must not ever block the main coroutine	3842	# we must not ever block the main coroutine
3307	local $Coro::idle = sub {	3843	$Coro::idle = sub {
3308	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#
3309	(async {	3845	(async {
3310	$Coro::current->{desc} = "IDLE BUG HANDLER";	3846	$Coro::current->{desc} = "IDLE BUG HANDLER";
3311	Event::one_event;	3847	EV::loop EV::LOOP_ONESHOT;
3312	})->prio (Coro::PRIO_MAX);	3848	})->prio (Coro::PRIO_MAX);
3313	};	3849	};
3314		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;
3315	reload_config;	3865	reload_config;
3316	db_init;	3866
		3867	cf::init_uuid;
		3868	cf::init_signals;
		3869	cf::init_skills;
		3870
		3871	cf::init_beforeplay;
		3872
		3873	atomic;
		3874
3317	load_extensions;	3875	load_extensions;
3318		3876
3319	$TICK_WATCHER->start;	3877	utime time, time, $RUNTIMEFILE;
3320	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;
3321	}	3894	}
3322		3895
3323	#############################################################################	3896	#############################################################################
3324	# initialisation and cleanup	3897	# initialisation and cleanup
3325		3898
3326	# install some emergency cleanup handlers	3899	# install some emergency cleanup handlers
3327	BEGIN {	3900	BEGIN {
		3901	our %SIGWATCHER = ();
3328	for my $signal (qw(INT HUP TERM)) {	3902	for my $signal (qw(INT HUP TERM)) {
3329	Event->signal (	3903	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3330	reentrant => 0,
3331	data => WF_AUTOCANCEL,
3332	signal => $signal,
3333	prio => 0,
3334	cb => sub {
3335	cf::cleanup "SIG$signal";	3904	cf::cleanup "SIG$signal";
3336	},
3337	);	3905	};
3338	}	3906	}
3339	}	3907	}
3340		3908
3341	sub write_runtime {	3909	sub write_runtime_sync {
3342	my $runtime = "$LOCALDIR/runtime";	3910	my $t0 = AE::time;
3343		3911
3344	# first touch the runtime file to show we are still running:	3912	# first touch the runtime file to show we are still running:
3345	# the fsync below can take a very very long time.	3913	# the fsync below can take a very very long time.
3346		3914
3347	IO::AIO::aio_utime $runtime, undef, undef;	3915	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3348		3916
3349	my $guard = cf::lock_acquire "write_runtime";	3917	my $guard = cf::lock_acquire "write_runtime";
3350		3918
3351	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3919	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3352	or return;	3920	or return;
3353		3921
3354	my $value = $cf::RUNTIME + 90 + 10;	3922	my $value = $cf::RUNTIME + 90 + 10;
3355	# 10 is the runtime save interval, for a monotonic clock	3923	# 10 is the runtime save interval, for a monotonic clock
3356	# 60 allows for the watchdog to kill the server.	3924	# 60 allows for the watchdog to kill the server.
…		…
3366	aio_utime $fh, undef, undef;	3934	aio_utime $fh, undef, undef;
3367		3935
3368	close $fh	3936	close $fh
3369	or return;	3937	or return;
3370		3938
3371	aio_rename "$runtime~", $runtime	3939	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3372	and return;	3940	and return;
3373		3941
3374	warn "runtime file written.\n";	3942	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3375		3943
3376	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 };
3377	}	3995	}
3378		3996
3379	sub emergency_save() {	3997	sub emergency_save() {
3380	my $freeze_guard = cf::freeze_mainloop;	3998	my $freeze_guard = cf::freeze_mainloop;
3381		3999
3382	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;
3383		4006
3384	cf::sync_job {	4007	cf::sync_job {
		4008	cf::write_runtime_sync; # external watchdog should not bark
		4009
3385	# use a peculiar iteration method to avoid tripping on perl	4010	# use a peculiar iteration method to avoid tripping on perl
3386	# refcount bugs in for. also avoids problems with players	4011	# refcount bugs in for. also avoids problems with players
3387	# and maps saved/destroyed asynchronously.	4012	# and maps saved/destroyed asynchronously.
3388	warn "begin emergency player save\n";	4013	info "emergency_perl_save: begin player save\n";
3389	for my $login (keys %cf::PLAYER) {	4014	for my $login (keys %cf::PLAYER) {
3390	my $pl = $cf::PLAYER{$login} or next;	4015	my $pl = $cf::PLAYER{$login} or next;
3391	$pl->valid or next;	4016	$pl->valid or next;
3392	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4017	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3393	$pl->save;	4018	$pl->save;
3394	}	4019	}
3395	warn "end emergency player save\n";	4020	info "emergency_perl_save: end player save\n";
3396		4021
3397	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";
3398	for my $path (keys %cf::MAP) {	4025	for my $path (keys %cf::MAP) {
3399	my $map = $cf::MAP{$path} or next;	4026	my $map = $cf::MAP{$path} or next;
3400	$map->valid or next;	4027	$map->valid or next;
3401	$map->save;	4028	$map->save;
3402	}	4029	}
3403	warn "end emergency map save\n";	4030	info "emergency_perl_save: end map save\n";
3404		4031
3405	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";
3406	BDB::db_env_txn_checkpoint $DB_ENV;	4035	BDB::db_env_txn_checkpoint $DB_ENV;
3407	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
3408	};	4060	};
3409		4061
3410	warn "leave emergency perl save\n";	4062	info "emergency_perl_save: leave\n";
3411	}	4063	}
3412		4064
3413	sub post_cleanup {	4065	sub post_cleanup {
3414	my ($make_core) = @_;	4066	my ($make_core) = @_;
3415		4067
		4068	IO::AIO::flush;
		4069
3416	warn Carp::longmess "post_cleanup backtrace"	4070	error Carp::longmess "post_cleanup backtrace"
3417	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	}
3418	}	4100	}
3419		4101
3420	sub do_reload_perl() {	4102	sub do_reload_perl() {
3421	# can/must only be called in main	4103	# can/must only be called in main
3422	if ($Coro::current != $Coro::main) {	4104	unless (in_main) {
3423	warn "can only reload from main coroutine";	4105	error "can only reload from main coroutine";
3424	return;	4106	return;
3425	}	4107	}
3426		4108
3427	warn "reloading...";	4109	return if $RELOAD++;
3428		4110
3429	warn "entering sync_job";	4111	my $t1 = AE::time;
3430		4112
		4113	while ($RELOAD) {
		4114	cf::get_slot 0.1, -1, "reload_perl";
		4115	info "perl_reload: reloading...";
		4116
		4117	trace "perl_reload: entering sync_job";
		4118
3431	cf::sync_job {	4119	cf::sync_job {
3432	cf::write_runtime; # external watchdog should not bark
3433	cf::emergency_save;	4120	#cf::emergency_save;
3434	cf::write_runtime; # external watchdog should not bark
3435		4121
3436	warn "syncing database to disk";
3437	BDB::db_env_txn_checkpoint $DB_ENV;
3438
3439	# if anything goes wrong in here, we should simply crash as we already saved
3440
3441	warn "cancelling all WF_AUTOCANCEL watchers";
3442	for (Event::all_watchers) {
3443	$_->cancel if $_->data & WF_AUTOCANCEL;
3444	}
3445
3446	warn "flushing outstanding aio requests";
3447	for (;;) {
3448	BDB::flush;
3449	IO::AIO::flush;
3450	Coro::cede_notself;
3451	last unless IO::AIO::nreqs || BDB::nreqs;
3452	warn "iterate...";
3453	}
3454
3455	++$RELOAD;
3456
3457	warn "cancelling all extension coros";	4122	trace "perl_reload: cancelling all extension coros";
3458	$_->cancel for values %EXT_CORO;	4123	$_->cancel for values %EXT_CORO;
3459	%EXT_CORO = ();	4124	%EXT_CORO = ();
3460		4125
3461	warn "removing commands";	4126	trace "perl_reload: removing commands";
3462	%COMMAND = ();	4127	%COMMAND = ();
3463		4128
3464	warn "removing ext/exti commands";	4129	trace "perl_reload: removing ext/exti commands";
3465	%EXTCMD = ();	4130	%EXTCMD = ();
3466	%EXTICMD = ();	4131	%EXTICMD = ();
3467		4132
3468	warn "unloading/nuking all extensions";	4133	trace "perl_reload: unloading/nuking all extensions";
3469	for my $pkg (@EXTS) {	4134	for my $pkg (@EXTS) {
3470	warn "... unloading $pkg";	4135	trace "... unloading $pkg";
3471		4136
3472	if (my $cb = $pkg->can ("unload")) {	4137	if (my $cb = $pkg->can ("unload")) {
3473	eval {	4138	eval {
3474	$cb->($pkg);	4139	$cb->($pkg);
3475	1	4140	1
3476	} 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;
3477	}	4146	}
3478		4147
3479	warn "... nuking $pkg";
3480	Symbol::delete_package $pkg;
3481	}
3482
3483	warn "unloading all perl modules loaded from $LIBDIR";	4148	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3484	while (my ($k, $v) = each %INC) {	4149	while (my ($k, $v) = each %INC) {
3485	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4150	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3486		4151
3487	warn "... unloading $k";	4152	trace "... unloading $k";
3488	delete $INC{$k};	4153	delete $INC{$k};
3489		4154
3490	$k =~ s/\.pm$//;	4155	$k =~ s/\.pm$//;
3491	$k =~ s/\//::/g;	4156	$k =~ s/\//::/g;
3492		4157
3493	if (my $cb = $k->can ("unload_module")) {	4158	if (my $cb = $k->can ("unload_module")) {
3494	$cb->();	4159	$cb->();
		4160	}
		4161
		4162	clear_package $k;
3495	}	4163	}
3496		4164
3497	Symbol::delete_package $k;
3498	}
3499
3500	warn "getting rid of safe::, as good as possible";	4165	trace "perl_reload: getting rid of safe::, as good as possible";
3501	Symbol::delete_package "safe::$_"	4166	clear_package "safe::$_"
3502	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);
3503		4168
3504	warn "unloading cf.pm \"a bit\"";	4169	trace "perl_reload: unloading cf.pm \"a bit\"";
3505	delete $INC{"cf.pm"};	4170	delete $INC{"cf.pm"};
3506	delete $INC{"cf/pod.pm"};	4171	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3507		4172
3508	# don't, removes xs symbols, too,	4173	# don't, removes xs symbols, too,
3509	# and global variables created in xs	4174	# and global variables created in xs
3510	#Symbol::delete_package __PACKAGE__;	4175	#clear_package __PACKAGE__;
3511		4176
3512	warn "unload completed, starting to reload now";	4177	info "perl_reload: unload completed, starting to reload now";
3513		4178
3514	warn "reloading cf.pm";	4179	trace "perl_reload: reloading cf.pm";
3515	require cf;	4180	require cf;
3516	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4181	cf::_connect_to_perl_1;
3517		4182
3518	warn "loading config and database again";	4183	trace "perl_reload: loading config and database again";
3519	cf::reload_config;	4184	cf::reload_config;
3520		4185
3521	warn "loading extensions";	4186	trace "perl_reload: loading extensions";
3522	cf::load_extensions;	4187	cf::load_extensions;
3523		4188
		4189	if ($REATTACH_ON_RELOAD) {
3524	warn "reattaching attachments to objects/players";	4190	trace "perl_reload: reattaching attachments to objects/players";
3525	_global_reattach; # objects, sockets	4191	_global_reattach; # objects, sockets
3526	warn "reattaching attachments to maps";	4192	trace "perl_reload: reattaching attachments to maps";
3527	reattach $_ for values %MAP;	4193	reattach $_ for values %MAP;
3528	warn "reattaching attachments to players";	4194	trace "perl_reload: reattaching attachments to players";
3529	reattach $_ for values %PLAYER;	4195	reattach $_ for values %PLAYER;
		4196	}
3530		4197
3531	warn "leaving sync_job";	4198	cf::_post_init 1;
3532		4199
		4200	trace "perl_reload: leaving sync_job";
		4201
3533	1	4202	1
3534	} or do {	4203	} or do {
3535	warn $@;	4204	error $@;
3536	warn "error while reloading, exiting.";	4205	cf::cleanup "perl_reload: error, exiting.";
3537	exit 1;	4206	};
		4207
		4208	--$RELOAD;
3538	};	4209	}
3539		4210
3540	warn "reloaded";	4211	$t1 = AE::time - $t1;
		4212	info "perl_reload: completed in ${t1}s\n";
3541	};	4213	};
3542		4214
3543	our $RELOAD_WATCHER; # used only during reload	4215	our $RELOAD_WATCHER; # used only during reload
3544		4216
3545	sub reload_perl() {	4217	sub reload_perl() {
3546	# doing reload synchronously and two reloads happen back-to-back,	4218	# doing reload synchronously and two reloads happen back-to-back,
3547	# coro crashes during coro_state_free->destroy here.	4219	# coro crashes during coro_state_free->destroy here.
3548		4220
3549	$RELOAD_WATCHER ||= Event->timer (	4221	$RELOAD_WATCHER ||= cf::async {
3550	reentrant => 0,	4222	Coro::AIO::aio_wait cache_extensions;
3551	after => 0,	4223
3552	data => WF_AUTOCANCEL,	4224	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3553	cb => sub {
3554	do_reload_perl;	4225	do_reload_perl;
3555	undef $RELOAD_WATCHER;	4226	undef $RELOAD_WATCHER;
3556	},	4227	};
3557	);	4228	};
3558	}	4229	}
3559		4230
3560	register_command "reload" => sub {	4231	register_command "reload" => sub {
3561	my ($who, $arg) = @_;	4232	my ($who, $arg) = @_;
3562		4233
…		…
3567	reload_perl;	4238	reload_perl;
3568	};	4239	};
3569	}	4240	}
3570	};	4241	};
3571		4242
3572	unshift @INC, $LIBDIR;	4243	#############################################################################
3573		4244
3574	my $bug_warning = 0;	4245	my $bug_warning = 0;
3575		4246
3576	our @WAIT_FOR_TICK;
3577	our @WAIT_FOR_TICK_BEGIN;
3578
3579	sub wait_for_tick {	4247	sub wait_for_tick() {
3580	return unless $TICK_WATCHER->is_active;	4248	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3581	return if $Coro::current == $Coro::main;
3582		4249
3583	my $signal = new Coro::Signal;	4250	$WAIT_FOR_TICK->wait;
3584	push @WAIT_FOR_TICK, $signal;
3585	$signal->wait;
3586	}	4251	}
3587		4252
3588	sub wait_for_tick_begin {	4253	sub wait_for_tick_begin() {
3589	return unless $TICK_WATCHER->is_active;	4254	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3590	return if $Coro::current == $Coro::main;
3591		4255
3592	my $signal = new Coro::Signal;	4256	my $signal = new Coro::Signal;
3593	push @WAIT_FOR_TICK_BEGIN, $signal;	4257	push @WAIT_FOR_TICK_BEGIN, $signal;
3594	$signal->wait;	4258	$signal->wait;
3595	}	4259	}
3596		4260
3597	$TICK_WATCHER = Event->timer (	4261	sub tick {
3598	reentrant => 0,
3599	parked => 1,
3600	prio => 0,
3601	at => $NEXT_TICK || $TICK,
3602	data => WF_AUTOCANCEL,
3603	cb => sub {
3604	if ($Coro::current != $Coro::main) {	4262	if ($Coro::current != $Coro::main) {
3605	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4263	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3606	unless ++$bug_warning > 10;	4264	unless ++$bug_warning > 10;
3607	return;	4265	return;
3608	}	4266	}
3609		4267
3610	$NOW = $tick_start = Event::time;	4268	cf::one_tick; # one server iteration
3611		4269
3612	cf::server_tick; # one server iteration	4270	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3613		4271
3614	$RUNTIME += $TICK;
3615	$NEXT_TICK += $TICK;
3616
3617	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4272	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3618	$NEXT_RUNTIME_WRITE = $NOW + 10;	4273	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3619	Coro::async_pool {	4274	Coro::async_pool {
3620	$Coro::current->{desc} = "runtime saver";	4275	$Coro::current->{desc} = "runtime saver";
3621	write_runtime	4276	write_runtime_sync
3622	or warn "ERROR: unable to write runtime file: $!";	4277	or error "ERROR: unable to write runtime file: $!";
3623	};
3624	}	4278	};
		4279	}
3625		4280
3626	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4281	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3627	$sig->send;	4282	$sig->send;
3628	}	4283	}
3629	while (my $sig = shift @WAIT_FOR_TICK) {	4284	$WAIT_FOR_TICK->broadcast;
3630	$sig->send;
3631	}
3632		4285
3633	$NOW = Event::time;	4286	$LOAD = ($NOW - $TICK_START) / $TICK;
3634
3635	# if we are delayed by four ticks or more, skip them all
3636	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3637
3638	$TICK_WATCHER->at ($NEXT_TICK);
3639	$TICK_WATCHER->start;
3640
3641	$LOAD = ($NOW - $tick_start) / $TICK;
3642	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4287	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3643		4288
3644	_post_tick;	4289	if (0) {
		4290	if ($NEXT_TICK) {
		4291	my $jitter = $TICK_START - $NEXT_TICK;
		4292	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4293	debug "jitter $JITTER\n";#d#
		4294	}
3645	},	4295	}
3646	);	4296	}
3647		4297
3648	{	4298	{
		4299	# configure BDB
		4300	info "initialising database";
		4301
3649	BDB::min_parallel 8;	4302	BDB::min_parallel 16;
3650	BDB::max_poll_time $TICK * 0.1;	4303	BDB::max_poll_reqs $TICK * 0.1;
3651	$BDB_POLL_WATCHER = Event->io (	4304	#$AnyEvent::BDB::WATCHER->priority (1);
3652	reentrant => 0,
3653	fd => BDB::poll_fileno,
3654	poll => 'r',
3655	prio => 0,
3656	data => WF_AUTOCANCEL,
3657	cb => \&BDB::poll_cb,
3658	);
3659
3660	BDB::set_sync_prepare {
3661	my $status;
3662	my $current = $Coro::current;
3663	(
3664	sub {
3665	$status = $!;
3666	$current->ready; undef $current;
3667	},
3668	sub {
3669	Coro::schedule while defined $current;
3670	$! = $status;
3671	},
3672	)
3673	};
3674		4305
3675	unless ($DB_ENV) {	4306	unless ($DB_ENV) {
3676	$DB_ENV = BDB::db_env_create;	4307	$DB_ENV = BDB::db_env_create;
3677	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4308	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3678	| 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;
3679	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4311	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3680	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4312	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3681		4313
3682	cf::sync_job {	4314	cf::sync_job {
3683	eval {	4315	eval {
…		…
3693		4325
3694	cf::cleanup "db_env_open(db): $@" if $@;	4326	cf::cleanup "db_env_open(db): $@" if $@;
3695	};	4327	};
3696	}	4328	}
3697		4329
3698	$BDB_DEADLOCK_WATCHER = Event->timer (	4330	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3699	after => 3,
3700	interval => 1,
3701	hard => 1,
3702	prio => 0,
3703	data => WF_AUTOCANCEL,
3704	cb => sub {
3705	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 { };
3706	},
3707	);	4332	};
3708	$BDB_CHECKPOINT_WATCHER = Event->timer (	4333	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3709	after => 11,
3710	interval => 60,
3711	hard => 1,
3712	prio => 0,
3713	data => WF_AUTOCANCEL,
3714	cb => sub {
3715	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4334	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3716	},
3717	);	4335	};
3718	$BDB_TRICKLE_WATCHER = Event->timer (	4336	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3719	after => 5,
3720	interval => 10,
3721	hard => 1,
3722	prio => 0,
3723	data => WF_AUTOCANCEL,
3724	cb => sub {
3725	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4337	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3726	},
3727	);	4338	};
		4339
		4340	info "database initialised";
3728	}	4341	}
3729		4342
3730	{	4343	{
		4344	# configure IO::AIO
		4345
		4346	info "initialising aio";
3731	IO::AIO::min_parallel 8;	4347	IO::AIO::min_parallel 8;
3732
3733	undef $Coro::AIO::WATCHER;
3734	IO::AIO::max_poll_time $TICK * 0.1;	4348	IO::AIO::max_poll_time $TICK * 0.1;
3735	$AIO_POLL_WATCHER = Event->io (	4349	undef $AnyEvent::AIO::WATCHER;
3736	reentrant => 0,	4350	info "aio initialised";
3737	data => WF_AUTOCANCEL,
3738	fd => IO::AIO::poll_fileno,
3739	poll => 'r',
3740	prio => 0,
3741	cb => \&IO::AIO::poll_cb,
3742	);
3743	}	4351	}
3744		4352
3745	my $_log_backtrace;	4353	our $_log_backtrace;
		4354	our $_log_backtrace_last;
3746		4355
3747	sub _log_backtrace {	4356	sub _log_backtrace {
3748	my ($msg, @addr) = @_;	4357	my ($msg, @addr) = @_;
3749		4358
3750	$msg =~ s/\n//;	4359	$msg =~ s/\n$//;
3751		4360
		4361	if ($_log_backtrace_last eq $msg) {
		4362	LOG llevInfo, "[ABT] $msg\n";
		4363	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3752	# limit the # of concurrent backtraces	4364	# limit the # of concurrent backtraces
3753	if ($_log_backtrace < 2) {	4365	} elsif ($_log_backtrace < 2) {
		4366	$_log_backtrace_last = $msg;
3754	++$_log_backtrace;	4367	++$_log_backtrace;
		4368	my $perl_bt = Carp::longmess $msg;
3755	async {	4369	async {
3756	$Coro::current->{desc} = "abt $msg";	4370	$Coro::current->{desc} = "abt $msg";
3757		4371
3758	my @bt = fork_call {	4372	my @bt = fork_call {
3759	@addr = map { sprintf "%x", $_ } @addr;	4373	@addr = map { sprintf "%x", $_ } @addr;
…		…
3770	}	4384	}
3771		4385
3772	@funcs	4386	@funcs
3773	};	4387	};
3774		4388
3775	LOG llevInfo, "[ABT] $msg\n";	4389	LOG llevInfo, "[ABT] $perl_bt\n";
		4390	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3776	LOG llevInfo, "[ABT] $_\n" for @bt;	4391	LOG llevInfo, "[ABT] $_\n" for @bt;
3777	--$_log_backtrace;	4392	--$_log_backtrace;
3778	};	4393	};
3779	} else {	4394	} else {
3780	LOG llevInfo, "[ABT] $msg\n";	4395	LOG llevInfo, "[ABT] $msg\n";
3781	LOG llevInfo, "[ABT] [suppressed]\n";	4396	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3782	}	4397	}
3783	}	4398	}
3784		4399
3785	# load additional modules	4400	# load additional modules
3786	use cf::pod;	4401	require "cf/$_.pm" for @EXTRA_MODULES;
		4402	cf::_connect_to_perl_2;
3787		4403
3788	END { cf::emergency_save }	4404	END { cf::emergency_save }
3789		4405
3790	1	4406	1
3791		4407

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