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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.384 by root, Fri Oct 12 18:17:16 2007 UTC vs.
Revision 1.591 by root, Tue Nov 6 23:33:15 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 4.1 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
24	use Coro::Util ();	54	use Coro::Util ();
25		55
		56	use Guard ();
26	use JSON::XS ();	57	use JSON::XS 2.01 ();
27	use BDB ();	58	use BDB ();
28	use Data::Dumper;	59	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	60	use Fcntl;
31	use YAML::Syck ();	61	use YAML::XS ();
32	use IO::AIO 2.51 ();	62	use IO::AIO ();
33	use Time::HiRes;	63	use Time::HiRes;
34	use Compress::LZF;	64	use Compress::LZF;
35	use Digest::MD5 ();	65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
36		68
37	# configure various modules to our taste	69	# configure various modules to our taste
38	#	70	#
39	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	72	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		73
		74	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		75
		76	# make sure c-lzf reinitialises itself
		77	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		79
43	$Event::Eval = 1; # no idea why this is required, but it is	80	# strictly for debugging
44		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		82
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
51		86
52	our %COMMAND = ();	87	our %COMMAND = ();
53	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
54		89
55	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	91	our %EXTCMD = ();
57	our %EXTICMD = ();	92	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	93	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	94	our %EXT_MAP = (); # pluggable maps
60		95
61	our $RELOAD; # number of reloads so far	96	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	97	our @EVENT;
		98	our @REFLECT; # set by XS
		99	our %REFLECT; # set by us
63		100
64	our $CONFDIR = confdir;	101	our $CONFDIR = confdir;
		102
65	our $DATADIR = datadir;	103	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
		107
69	our $LOCALDIR = localdir;	108	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	109	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	110	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	111	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	112	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	113	our $BDBDIR = "$LOCALDIR/db";
		114	our $PIDFILE = "$LOCALDIR/pid";
		115	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		116
		117	#our %RESOURCE; # unused
		118
		119	our $OUTPUT_RATE_MIN = 3000;
		120	our $OUTPUT_RATE_MAX = 1000000;
		121
		122	our $MAX_LINKS = 32; # how many chained exits to follow
		123	our $VERBOSE_IO = 1;
75		124
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	125	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	126	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	127	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	128	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		129
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	130	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	131	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	132	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	133	our $DB_ENV;
89		134
		135	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		136
90	our %CFG;	137	our %CFG;
		138	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
91		139
92	our $UPTIME; $UPTIME ||= time;	140	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	141	our $RUNTIME = 0;
		142	our $SERVER_TICK = 0;
		143	our $NOW;
94		144
95	our (%PLAYER, %PLAYER_LOADING); # all users	145	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	146	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	147	our $LINK_MAP; # the special {link} map, which is always available
98		148
99	# used to convert map paths into valid unix filenames by replacing / by ∕	149	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	150	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		151
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	152	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	153	our $LOADAVG; # same thing, but with alpha-smoothing
		154	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	155	our $TICK_START; # for load detecting purposes
		156
		157	our @POST_INIT;
		158
		159	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		160	our $REALLY_UNLOOP; # never set to true, please :)
		161
		162	our $WAIT_FOR_TICK = new Coro::Signal;
		163	our @WAIT_FOR_TICK_BEGIN;
105		164
106	binmode STDOUT;	165	binmode STDOUT;
107	binmode STDERR;	166	binmode STDERR;
108		167
109	# read virtual server time, if available	168	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	169	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	170	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	171	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	172	$RUNTIME = <$fh> + 0.;
114	}	173	}
		174
		175	eval "sub TICK() { $TICK } 1" or die;
115		176
116	mkdir $_	177	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	178	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		179
119	our $EMERGENCY_POSITION;	180	our $EMERGENCY_POSITION;
120		181
121	sub cf::map::normalise;	182	sub cf::map::normalise;
122		183
		184	sub in_main() {
		185	$Coro::current == $Coro::main
		186	}
		187
123	#############################################################################	188	#############################################################################
124		189
		190	%REFLECT = ();
		191	for (@REFLECT) {
		192	my $reflect = JSON::XS::decode_json $_;
		193	$REFLECT{$reflect->{class}} = $reflect;
		194	}
		195
		196	# this is decidedly evil
		197	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		198
		199	#############################################################################
		200
125	=head2 GLOBAL VARIABLES	201	=head2 GLOBAL VARIABLES
126		202
127	=over 4	203	=over 4
128		204
129	=item $cf::UPTIME	205	=item $cf::UPTIME
130		206
131	The timestamp of the server start (so not actually an uptime).	207	The timestamp of the server start (so not actually an "uptime").
		208
		209	=item $cf::SERVER_TICK
		210
		211	An unsigned integer that starts at zero when the server is started and is
		212	incremented on every tick.
		213
		214	=item $cf::NOW
		215
		216	The (real) time of the last (current) server tick - updated before and
		217	after tick processing, so this is useful only as a rough "what time is it
		218	now" estimate.
		219
		220	=item $cf::TICK
		221
		222	The interval between each server tick, in seconds.
132		223
133	=item $cf::RUNTIME	224	=item $cf::RUNTIME
134		225
135	The time this server has run, starts at 0 and is increased by $cf::TICK on	226	The time this server has run, starts at 0 and is increased by $cf::TICK on
136	every server tick.	227	every server tick.
137		228
138	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	229	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
139	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	230	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
140	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	231	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
141		232
142	Various directories - "/etc", read-only install directory, perl-library	233	Various directories - "/etc", read-only install directory, perl-library
143	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	234	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
144	unique-items directory, player file directory, random maps directory and	235	unique-items directory, player file directory, random maps directory and
145	database environment.	236	database environment.
146		237
147	=item $cf::NOW
148
149	The time of the last (current) server tick.
150
151	=item $cf::TICK
152
153	The interval between server ticks, in seconds.
154
155	=item $cf::LOADAVG	238	=item $cf::LOADAVG
156		239
157	The current CPU load on the server (alpha-smoothed), as a value between 0	240	The current CPU load on the server (alpha-smoothed), as a value between 0
158	(none) and 1 (overloaded), indicating how much time is spent on processing	241	(none) and 1 (overloaded), indicating how much time is spent on processing
159	objects per tick. Healthy values are < 0.5.	242	objects per tick. Healthy values are < 0.5.
…		…
162		245
163	The raw value load value from the last tick.	246	The raw value load value from the last tick.
164		247
165	=item %cf::CFG	248	=item %cf::CFG
166		249
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	250	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	251	from wherever your confdir points to.
169		252
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	253	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		254
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	255	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	256	returns directly I<after> the tick processing (and consequently, can only wake one thread
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	257	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		258
		259	Note that cf::Wait_for_tick will immediately return when the server is not
		260	ticking, making it suitable for small pauses in threads that need to run
		261	when the server is paused. If that is not applicable (i.e. you I<really>
		262	want to wait, use C<$cf::WAIT_FOR_TICK>).
		263
		264	=item $cf::WAIT_FOR_TICK
		265
		266	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		267	variable contains a L<Coro::Signal> that is broadcats after every server
		268	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		269	next server tick.
		270
		271	=cut
		272
		273	sub wait_for_tick();
		274	sub wait_for_tick_begin();
		275
176	=item @cf::INVOKE_RESULTS	276	=item @cf::INVOKE_RESULTS
177		277
178	This array contains the results of the last C<invoke ()> call. When	278	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	279	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	280	that call.
181		281
		282	=item %cf::REFLECT
		283
		284	Contains, for each (C++) class name, a hash reference with information
		285	about object members (methods, scalars, arrays and flags) and other
		286	metadata, which is useful for introspection.
		287
182	=back	288	=back
183		289
184	=cut	290	=cut
185		291
186	BEGIN {	292	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	293	sub warn (@) { LOG llevWarn , join "", @_ }
		294	sub info (@) { LOG llevInfo , join "", @_ }
		295	sub debug(@) { LOG llevDebug, join "", @_ }
		296	sub trace(@) { LOG llevTrace, join "", @_ }
		297
		298	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	299	my $msg = join "", @_;
189		300
190	$msg .= "\n"	301	$msg .= "\n"
191	unless $msg =~ /\n$/;	302	unless $msg =~ /\n$/;
192		303
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	304	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		305
195	LOG llevError, $msg;	306	LOG llevWarn, $msg;
196	};	307	};
197	}	308
		309	$Coro::State::DIEHOOK = sub {
		310	return unless $^S eq 0; # "eq", not "=="
		311
		312	error Carp::longmess $_[0];
		313
		314	if (in_main) {#d#
		315	error "DIEHOOK called in main context, Coro bug?\n";#d#
		316	return;#d#
		317	}#d#
		318
		319	# kill coroutine otherwise
		320	Coro::terminate
		321	};
198		322
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	323	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	324	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	325	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	326	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	333	for my $pkg (qw(
210	cf::global cf::attachable	334	cf::global cf::attachable
211	cf::object cf::object::player	335	cf::object cf::object::player
212	cf::client cf::player	336	cf::client cf::player
213	cf::arch cf::living	337	cf::arch cf::living
		338	cf::map cf::mapspace
214	cf::map cf::party cf::region	339	cf::party cf::region
215	)) {	340	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	341	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	342	}
219		343
220	$Event::DIED = sub {	344	$EV::DIED = sub {
221	warn "error in event callback: @_";	345	warn "error in event callback: $@";
222	};	346	};
		347
		348	#############################################################################
		349
		350	sub fork_call(&@);
		351	sub get_slot($;$$);
223		352
224	#############################################################################	353	#############################################################################
225		354
226	=head2 UTILITY FUNCTIONS	355	=head2 UTILITY FUNCTIONS
227		356
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	377	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	378	$d
250	} || "[unable to dump $_[0]: '$@']";	379	} || "[unable to dump $_[0]: '$@']";
251	}	380	}
252		381
		382	=item $scalar = cf::load_file $path
		383
		384	Loads the given file from path and returns its contents. Croaks on error
		385	and can block.
		386
		387	=cut
		388
		389	sub load_file($) {
		390	0 <= aio_load $_[0], my $data
		391	or Carp::croak "$_[0]: $!";
		392
		393	$data
		394	}
		395
		396	=item $success = cf::replace_file $path, $data, $sync
		397
		398	Atomically replaces the file at the given $path with new $data, and
		399	optionally $sync the data to disk before replacing the file.
		400
		401	=cut
		402
		403	sub replace_file($$;$) {
		404	my ($path, $data, $sync) = @_;
		405
		406	my $lock = cf::lock_acquire ("replace_file:$path");
		407
		408	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		409	or return;
		410
		411	$data = $data->() if ref $data;
		412
		413	length $data == aio_write $fh, 0, (length $data), $data, 0
		414	or return;
		415
		416	!$sync
		417	or !aio_fsync $fh
		418	or return;
		419
		420	aio_close $fh
		421	and return;
		422
		423	aio_rename "$path~", $path
		424	and return;
		425
		426	if ($sync) {
		427	$path =~ s%/[^/]*$%%;
		428	aio_pathsync $path;
		429	}
		430
		431	1
		432	}
		433
253	=item $ref = cf::from_json $json	434	=item $ref = cf::decode_json $json
254		435
255	Converts a JSON string into the corresponding perl data structure.	436	Converts a JSON string into the corresponding perl data structure.
256		437
257	=item $json = cf::to_json $ref	438	=item $json = cf::encode_json $ref
258		439
259	Converts a perl data structure into its JSON representation.	440	Converts a perl data structure into its JSON representation.
260		441
261	=cut	442	=cut
262		443
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	444	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		445
265	sub to_json ($) { $json_coder->encode ($_[0]) }	446	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	447	sub decode_json($) { $json_coder->decode ($_[0]) }
		448
		449	=item $ref = cf::decode_storable $scalar
		450
		451	Same as Coro::Storable::thaw, so blocks.
		452
		453	=cut
		454
		455	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		456
		457	=item $ref = cf::decode_yaml $scalar
		458
		459	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		460
		461	=cut
		462
		463	sub decode_yaml($) {
		464	fork_call { YAML::XS::Load $_[0] } @_
		465	}
		466
		467	=item $scalar = cf::unlzf $scalar
		468
		469	Same as Compress::LZF::compress, but takes server ticks into account, so
		470	blocks.
		471
		472	=cut
		473
		474	sub unlzf($) {
		475	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		476	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		477	Compress::LZF::decompress $_[0]
		478	}
		479
		480	=item cf::post_init { BLOCK }
		481
		482	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		483	but I<before> the server starts ticking again.
		484
		485	The codeblock will have a single boolean argument to indicate whether this
		486	is a reload or not.
		487
		488	=cut
		489
		490	sub post_init(&) {
		491	push @POST_INIT, shift;
		492	}
		493
		494	sub _post_init {
		495	trace "running post_init jobs";
		496
		497	# run them in parallel...
		498
		499	my @join;
		500
		501	while () {
		502	push @join, map &Coro::async ($_, 0), @POST_INIT;
		503	@POST_INIT = ();
		504
		505	@join or last;
		506
		507	(pop @join)->join;
		508	}
		509	}
267		510
268	=item cf::lock_wait $string	511	=item cf::lock_wait $string
269		512
270	Wait until the given lock is available. See cf::lock_acquire.	513	Wait until the given lock is available. See cf::lock_acquire.
271		514
272	=item my $lock = cf::lock_acquire $string	515	=item my $lock = cf::lock_acquire $string
273		516
274	Wait until the given lock is available and then acquires it and returns	517	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	518	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	519	for example when the coroutine gets canceled), the lock is automatically
277	returned.	520	returned.
278		521
279	Locks are *not* recursive, locking from the same coro twice results in a	522	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	523	deadlocked coro.
…		…
286		529
287	Return true if the lock is currently active, i.e. somebody has locked it.	530	Return true if the lock is currently active, i.e. somebody has locked it.
288		531
289	=cut	532	=cut
290		533
291	our %LOCK;	534	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		535
294	sub lock_wait($) {	536	sub lock_wait($) {
295	my ($key) = @_;	537	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	538	}
308		539
309	sub lock_acquire($) {	540	sub lock_acquire($) {
310	my ($key) = @_;	541	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	542	}
324		543
325	sub lock_active($) {	544	sub lock_active($) {
326	my ($key) = @_;	545	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	546	}
330		547
331	sub freeze_mainloop {	548	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	549	tick_inhibit_inc;
333		550
334	my $guard = Coro::guard {	551	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	552	}
336	};	553
337	$TICK_WATCHER->stop;	554	=item cf::periodic $interval, $cb
338	$guard	555
		556	Like EV::periodic, but randomly selects a starting point so that the actions
		557	get spread over time.
		558
		559	=cut
		560
		561	sub periodic($$) {
		562	my ($interval, $cb) = @_;
		563
		564	my $start = rand List::Util::min 180, $interval;
		565
		566	EV::periodic $start, $interval, 0, $cb
339	}	567	}
340		568
341	=item cf::get_slot $time[, $priority[, $name]]	569	=item cf::get_slot $time[, $priority[, $name]]
342		570
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	571	Allocate $time seconds of blocking CPU time at priority C<$priority>
344	This call blocks and returns only when you have at least C<$time> seconds	572	(default: 0): This call blocks and returns only when you have at least
345	of cpu time till the next tick. The slot is only valid till the next cede.	573	C<$time> seconds of cpu time till the next tick. The slot is only valid
		574	till the next cede.
		575
		576	Background jobs should use a priority les than zero, interactive jobs
		577	should use 100 or more.
346		578
347	The optional C<$name> can be used to identify the job to run. It might be	579	The optional C<$name> can be used to identify the job to run. It might be
348	used for statistical purposes and should identify the same time-class.	580	used for statistical purposes and should identify the same time-class.
349		581
350	Useful for short background jobs.	582	Useful for short background jobs.
351		583
352	=cut	584	=cut
353		585
354	our @SLOT_QUEUE;	586	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	587	our $SLOT_QUEUE;
		588	our $SLOT_DECAY = 0.9;
356		589
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	590	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	591	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	592	$Coro::current->desc ("timeslot manager");
360		593
361	my $signal = new Coro::Signal;	594	my $signal = new Coro::Signal;
		595	my $busy;
362		596
363	while () {	597	while () {
364	next_job:	598	next_job:
		599
365	my $avail = cf::till_tick;	600	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	601
367	for (0 .. $#SLOT_QUEUE) {	602	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	603	if ($SLOT_QUEUE[$_][0] <= $avail) {
		604	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	605	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	606	$job->[2]->send;
371	Coro::cede;	607	Coro::cede;
372	goto next_job;	608	goto next_job;
373	}	609	} else {
		610	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	611	}
375	}	612	}
376		613
377	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
378	# we do not use wait_for_tick() as it returns immediately when tick is inactive	615	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
380	$signal->wait;
381	} else {	617	} else {
		618	$busy = 0;
382	Coro::schedule;	619	Coro::schedule;
383	}	620	}
384	}	621	}
385	};	622	};
386		623
387	sub get_slot($;$$) {	624	sub get_slot($;$$) {
		625	return if tick_inhibit || $Coro::current == $Coro::main;
		626
388	my ($time, $pri, $name) = @_;	627	my ($time, $pri, $name) = @_;
389		628
390	$time = $TICK * .6 if $time > $TICK * .6;	629	$time = clamp $time, 0.01, $TICK * .6;
		630
391	my $sig = new Coro::Signal;	631	my $sig = new Coro::Signal;
392		632
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	633	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	634	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	635	$SLOT_QUEUE->ready;
…		…
406		646
407	BEGIN { *async = \&Coro::async_pool }	647	BEGIN { *async = \&Coro::async_pool }
408		648
409	=item cf::sync_job { BLOCK }	649	=item cf::sync_job { BLOCK }
410		650
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	651	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	652	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	653	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	654	acceptable.
415		655
416	If it must be done, put the blocking parts into C<sync_job>. This will run	656	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	657	the given BLOCK in another coroutine while waiting for the result. The
…		…
421	=cut	661	=cut
422		662
423	sub sync_job(&) {	663	sub sync_job(&) {
424	my ($job) = @_;	664	my ($job) = @_;
425		665
426	if ($Coro::current == $Coro::main) {	666	if (in_main) {
427	my $time = Event::time;	667	my $time = AE::time;
428		668
429	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
431		671
432	LOG llevError | logBacktrace, 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	Coro::cede or Event::one_event;	687	if (Coro::nready) {
		688	Coro::cede_notself;
		689	} else {
		690	EV::loop EV::LOOP_ONESHOT;
450	}	691	}
		692	}
451		693
452	$time = Event::time - $time;	694	my $time = AE::time - $time;
453		695
454	LOG llevError | logBacktrace, Carp::longmess "long sync job"
455	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
456
457	$tick_start += $time; # do not account sync jobs to server load	696	$TICK_START += $time; # do not account sync jobs to server load
458		697
459	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
460	} else {	699	} else {
461	# we are in another coroutine, how wonderful, everything just works	700	# we are in another coroutine, how wonderful, everything just works
462		701
…		…
482	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
483		722
484	$coro	723	$coro
485	}	724	}
486		725
487	=item fork_call { }, $args	726	=item fork_call { }, @args
488		727
489	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
490	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
491	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
492	never block itself or use any form of Event handling.	731	never block itself or use any form of event handling.
493		732
494	=cut	733	=cut
		734
		735	sub post_fork {
		736	reset_signals;
		737	}
495		738
496	sub fork_call(&@) {	739	sub fork_call(&@) {
497	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
498		741
499	# 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,
500	# otherwise perl prematurely frees the stuff :/	743	# otherwise perl prematurely frees the stuff :/
501	# TODO: investigate and fix (likely this will be rather laborious)	744	# TODO: investigate and fix (likely this will be rather laborious)
502		745
503	my @res = Coro::Util::fork_eval {	746	my @res = Coro::Util::fork_eval {
504	reset_signals;	747	cf::post_fork;
505	&$cb	748	&$cb
506	}, @args;	749	} @args;
507		750
508	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
509	}	790	}
510		791
511	=item $value = cf::db_get $family => $key	792	=item $value = cf::db_get $family => $key
512		793
513	Returns a single value from the environment database.	794	Returns a single value from the environment database.
…		…
523	within each server.	804	within each server.
524		805
525	=cut	806	=cut
526		807
527	sub db_table($) {	808	sub db_table($) {
		809	cf::error "db_get called from main context"
		810	if $Coro::current == $Coro::main;
		811
528	my ($name) = @_;	812	my ($name) = @_;
529	my $db = BDB::db_create $DB_ENV;	813	my $db = BDB::db_create $DB_ENV;
530		814
531	eval {	815	eval {
532	$db->set_flags (BDB::CHKSUM);	816	$db->set_flags (BDB::CHKSUM);
…		…
542	}	826	}
543		827
544	our $DB;	828	our $DB;
545		829
546	sub db_init {	830	sub db_init {
547	cf::sync_job {
548	$DB ||= db_table "db";	831	$DB ||= db_table "db";
549	};
550	}	832	}
551		833
552	sub db_get($$) {	834	sub db_get($$) {
553	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
554		836
555	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
556	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
557		841
558	$! ? ()	842	$! ? ()
559	: $data	843	: $data
560	}
561	}	844	}
562		845
563	sub db_put($$$) {	846	sub db_put($$$) {
564	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
565	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
593		876
594	my @data;	877	my @data;
595	my $md5;	878	my $md5;
596		879
597	for (0 .. $#$src) {	880	for (0 .. $#$src) {
598	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
599	or Carp::croak "$src->[$_]: $!";
600	}	882	}
601		883
602	# if processing is expensive, check	884	# if processing is expensive, check
603	# checksum first	885	# checksum first
604	if (1) {	886	if (1) {
…		…
621		903
622	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
623	my $data = $process->(\@data);	905	my $data = $process->(\@data);
624	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
625		907
626	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
627		909
628	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
629	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
630	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
631		913
…		…
641		923
642	=cut	924	=cut
643		925
644	sub datalog($@) {	926	sub datalog($@) {
645	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
646	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
647	}	929	}
648		930
649	=back	931	=back
650		932
651	=cut	933	=cut
652		934
653	#############################################################################	935	#############################################################################
654		936
655	=head2 ATTACHABLE OBJECTS	937	=head2 ATTACHABLE OBJECTS
656		938
657	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
658	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")
659	to it. All such attachable objects support the following methods.	941	to it. All such attachable objects support the following methods.
660		942
661	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>
662	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
663	Crossfire TRT).	945	Deliantra).
664		946
665	=over 4	947	=over 4
666		948
667	=item $attachable->attach ($attachment, key => $value...)	949	=item $attachable->attach ($attachment, key => $value...)
668		950
…		…
712	=item cf::CLASS::attachment $name, ...	994	=item cf::CLASS::attachment $name, ...
713		995
714	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
715	given CLASS can refer to this attachment.	997	given CLASS can refer to this attachment.
716		998
717	Some classes such as crossfire maps and objects can specify attachments	999	Some classes such as deliantra maps and objects can specify attachments
718	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.
719		1001
720	These calls expect any number of the following handler/hook descriptions:	1002	These calls expect any number of the following handler/hook descriptions:
721		1003
722	=over 4	1004	=over 4
…		…
846		1128
847	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
848	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
849		1131
850	} elsif (ref $type) {	1132	} elsif (ref $type) {
851	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
852		1134
853	} else {	1135	} else {
854	shift @arg;	1136	shift @arg;
855	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
856	}	1138	}
857	}	1139	}
858	}	1140	}
859		1141
860	sub _object_attach {	1142	sub _object_attach {
…		…
870	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
871	}	1153	}
872		1154
873	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
874	} else {	1156	} else {
875	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
876	}	1158	}
877		1159
878	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
879	}	1161	}
880		1162
…		…
939		1221
940	for (@$callbacks) {	1222	for (@$callbacks) {
941	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
942		1224
943	if ($@) {	1225	if ($@) {
944	warn "$@";
945	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
946	override;	1227	override;
947	}	1228	}
948		1229
949	return 1 if $override;	1230	return 1 if $override;
950	}	1231	}
951		1232
952	0	1233	0
953	}	1234	}
954		1235
955	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
956		1237
957	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
958		1239
959	Generate an object-specific event with the given arguments.	1240	Generate an object-specific event with the given arguments.
960		1241
…		…
966		1247
967	=cut	1248	=cut
968		1249
969	#############################################################################	1250	#############################################################################
970	# object support	1251	# object support
971	#
972		1252
		1253	sub _object_equal($$);
		1254	sub _object_equal($$) {
		1255	my ($a, $b) = @_;
		1256
		1257	return 0 unless (ref $a) eq (ref $b);
		1258
		1259	if ("HASH" eq ref $a) {
		1260	my @ka = keys %$a;
		1261	my @kb = keys %$b;
		1262
		1263	return 0 if @ka != @kb;
		1264
		1265	for (0 .. $#ka) {
		1266	return 0 unless $ka[$_] eq $kb[$_];
		1267	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1268	}
		1269
		1270	} elsif ("ARRAY" eq ref $a) {
		1271
		1272	return 0 if @$a != @$b;
		1273
		1274	for (0 .. $#$a) {
		1275	return 0 unless _object_equal $a->[$_], $b->[$_];
		1276	}
		1277
		1278	} elsif ($a ne $b) {
		1279	return 0;
		1280	}
		1281
		1282	1
		1283	}
		1284
		1285	our $SLOW_MERGES;#d#
973	sub _can_merge {	1286	sub _can_merge {
974	my ($ob1, $ob2) = @_;	1287	my ($ob1, $ob2) = @_;
975		1288
976	local $Storable::canonical = 1;	1289	++$SLOW_MERGES;#d#
977	my $fob1 = Storable::freeze $ob1;
978	my $fob2 = Storable::freeze $ob2;
979		1290
980	$fob1 eq $fob2	1291	# we do the slow way here
		1292	return _object_equal $ob1, $ob2
981	}	1293	}
982		1294
983	sub reattach {	1295	sub reattach {
984	# basically do the same as instantiate, without calling instantiate	1296	# basically do the same as instantiate, without calling instantiate
985	my ($obj) = @_;	1297	my ($obj) = @_;
986		1298
		1299	# no longer needed after getting rid of delete_package?
987	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
988		1301
989	my $registry = $obj->registry;	1302	my $registry = $obj->registry;
990		1303
991	@$registry = ();	1304	@$registry = ();
992		1305
…		…
997	for (@$attach) {	1310	for (@$attach) {
998	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
999	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
1000	}	1313	}
1001	} else {	1314	} else {
1002	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
1003	}	1316	}
1004	}	1317	}
1005	}	1318	}
1006		1319
1007	cf::attachable->attach (	1320	cf::attachable->attach (
1008	prio => -1000000,	1321	prio => -1000000,
1009	on_instantiate => sub {	1322	on_instantiate => sub {
1010	my ($obj, $data) = @_;	1323	my ($obj, $data) = @_;
1011		1324
1012	$data = from_json $data;	1325	$data = decode_json $data;
1013		1326
1014	for (@$data) {	1327	for (@$data) {
1015	my ($name, $args) = @$_;	1328	my ($name, $args) = @$_;
1016		1329
1017	$obj->attach ($name, %{$args || {} });	1330	$obj->attach ($name, %{$args || {} });
…		…
1034	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1035		1348
1036	sync_job {	1349	sync_job {
1037	if (length $$rdata) {	1350	if (length $$rdata) {
1038	utf8::decode (my $decname = $filename);	1351	utf8::decode (my $decname = $filename);
1039	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1040	$decname, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1041		1355
1042	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1043	chmod SAVE_MODE, $fh;	1357	aio_chmod $fh, SAVE_MODE;
1044	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1045	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	}
1046	close $fh;	1363	aio_close $fh;
1047		1364
1048	if (@$objs) {	1365	if (@$objs) {
1049	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) {
1050	chmod SAVE_MODE, $fh;	1367	aio_chmod $fh, SAVE_MODE;
1051	my $data = Coro::Storable::blocking_nfreeze { version => 1, objs => $objs };	1368	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1052	aio_write $fh, 0, (length $data), $data, 0;	1369	aio_write $fh, 0, (length $data), $data, 0;
1053	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	}
1054	close $fh;	1374	aio_close $fh;
1055	aio_rename "$filename.pst~", "$filename.pst";	1375	aio_rename "$filename.pst~", "$filename.pst";
1056	}	1376	}
1057	} else {	1377	} else {
1058	aio_unlink "$filename.pst";	1378	aio_unlink "$filename.pst";
1059	}	1379	}
1060		1380
1061	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
		1382
		1383	$filename =~ s%/[^/]+$%%;
		1384	aio_pathsync $filename if $cf::USE_FSYNC;
1062	} else {	1385	} else {
1063	warn "FATAL: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1064	}	1387	}
1065	} else {	1388	} else {
1066	aio_unlink $filename;	1389	aio_unlink $filename;
1067	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1068	}	1391	}
…		…
1087		1410
1088	unless (aio_stat "$filename.pst") {	1411	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1412	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1413	or return;
1091		1414
1092	my $st = eval { Coro::Storable::thaw $av }	1415	my $st = eval { Coro::Storable::thaw $av };
1093	|| eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1094	$av = $st->{objs};	1416	$av = $st->{objs};
1095	}	1417	}
1096		1418
1097	utf8::decode (my $decname = $filename);	1419	utf8::decode (my $decname = $filename);
1098	warn sprintf "loading %s (%d,%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1099	$decname, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
1100		1423
1101	($data, $av)	1424	($data, $av)
1102	}	1425	}
1103		1426
1104	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
…		…
1160	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1161		1484
1162	$EXTICMD{$name} = $cb;	1485	$EXTICMD{$name} = $cb;
1163	}	1486	}
1164		1487
		1488	use File::Glob ();
		1489
1165	cf::player->attach (	1490	cf::player->attach (
1166	on_command => sub {	1491	on_unknown_command => sub {
1167	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1168		1493
1169	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1170	or return;	1495	or return;
1171		1496
…		…
1179	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1180		1505
1181	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1182		1507
1183	if (ref $msg) {	1508	if (ref $msg) {
1184	my ($type, $reply, @payload) =	1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1185	"ARRAY" eq ref $msg
1186	? @$msg
1187	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1188		1510
1189	my @reply;	1511	my @reply;
1190		1512
1191	if (my $cb = $EXTCMD{$type}) {	1513	if (my $cb = $EXTCMD{$type}) {
1192	@reply = $cb->($pl, @payload);	1514	@reply = $cb->($pl, @payload);
…		…
1194		1516
1195	$pl->ext_reply ($reply, @reply)	1517	$pl->ext_reply ($reply, @reply)
1196	if $reply;	1518	if $reply;
1197		1519
1198	} else {	1520	} else {
1199	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1200	}	1522	}
1201		1523
1202	cf::override;	1524	cf::override;
1203	},	1525	},
1204	);	1526	);
1205		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
1206	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1207	cf::sync_job {	1557	cf::sync_job {
1208	my %todo;	1558	my %todo;
1209		1559
1210	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1211	next unless -r $path;	1561	next unless -r $path;
…		…
1229		1579
1230	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1231	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1232		1582
1233	$ext{source} =	1583	$ext{source} =
1234	"package $pkg; use strict; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1235	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1236	. $source	1586	. $source
1237	. "\n};\n1";	1587	. "\n};\n1";
1238		1588
1239	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1240	}	1590	}
1241		1591
		1592	my $pass = 0;
1242	my %done;	1593	my %done;
1243	while (%todo) {	1594	while (%todo) {
1244	my $progress;	1595	my $progress;
1245		1596
		1597	++$pass;
		1598
		1599	ext:
1246	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1247	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1248	goto skip	1602	next ext
1249	unless exists $done{$_};	1603	unless exists $done{$_};
1250	}	1604	}
1251		1605
1252	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1253		1607
1254	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 $@) {
1255	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1256	: "$v->{base}: extension inactive.\n";
1257		1621
		1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1258	if (exists $v->{meta}{mandatory}) {	1623	if exists $v->{meta}{mandatory};
1259	warn $msg;	1624
1260	warn "mandatory extension failed to load, exiting.\n";	1625	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1261	exit 1;	1626	delete $todo{$k};
1262	}	1627	} else {
1263		1628	$done{$k} = delete $todo{$k};
1264	warn $msg;	1629	push @EXTS, $v->{pkg};
		1630	$progress = 1;
		1631
		1632	info "$v->{base}: extension inactive.\n"
		1633	unless $active;
1265	}	1634	}
1266
1267	$done{$k} = delete $todo{$k};
1268	push @EXTS, $v->{pkg};
1269	$progress = 1;
1270	}	1635	}
1271		1636
1272	skip:	1637	unless ($progress) {
1273	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1274	unless $progress;	1639
		1640	while (my ($k, $v) = each %todo) {
		1641	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1642	if exists $v->{meta}{mandatory};
		1643	}
		1644
		1645	last;
		1646	}
1275	}	1647	}
1276	};	1648	};
1277	}	1649	}
1278		1650
1279	#############################################################################	1651	#############################################################################
1280		1652
1281	=back	1653	=back
1282		1654
1283	=head2 CORE EXTENSIONS	1655	=head2 CORE EXTENSIONS
1284		1656
1285	Functions and methods that extend core crossfire objects.	1657	Functions and methods that extend core deliantra objects.
1286		1658
1287	=cut	1659	=cut
1288		1660
1289	package cf::player;	1661	package cf::player;
1290		1662
…		…
1333		1705
1334	sub exists($) {	1706	sub exists($) {
1335	my ($login) = @_;	1707	my ($login) = @_;
1336		1708
1337	$cf::PLAYER{$login}	1709	$cf::PLAYER{$login}
1338	or cf::sync_job { !aio_stat path $login }	1710	or !aio_stat path $login
1339	}	1711	}
1340		1712
1341	sub find($) {	1713	sub find($) {
1342	return $cf::PLAYER{$_[0]} || do {	1714	return $cf::PLAYER{$_[0]} || do {
1343	my $login = $_[0];	1715	my $login = $_[0];
…		…
1355	my $f = new_from_file cf::object::thawer path $login	1727	my $f = new_from_file cf::object::thawer path $login
1356	or return;	1728	or return;
1357		1729
1358	my $pl = cf::player::load_pl $f	1730	my $pl = cf::player::load_pl $f
1359	or return;	1731	or return;
		1732
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1733	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1734	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1363	}	1736	}
1364	}	1737	}
1365	}	1738	}
1366		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($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
1367	sub save($) {	1753	sub save($) {
1368	my ($pl) = @_;	1754	my ($pl) = @_;
1369		1755
1370	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
1371		1757
…		…
1374		1760
1375	return if $pl->{deny_save};	1761	return if $pl->{deny_save};
1376		1762
1377	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1378	$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];
1379		1770
1380	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1772	cf::cede_to_tick;
1382	}	1773	}
1383		1774
…		…
1415	my ($pl) = @_;	1806	my ($pl) = @_;
1416		1807
1417	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1418		1809
1419	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1420	$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
1421		1812
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1423	$pl->deactivate;	1814	$pl->deactivate;
		1815
		1816	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1425	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1426		1821
1427	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1429	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1467		1862
1468	for my $login (@$dirs) {	1863	for my $login (@$dirs) {
1469	my $path = path $login;	1864	my $path = path $login;
1470		1865
1471	# a .pst is a dead give-away for a valid player	1866	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1867	# if no pst file found, open and chekc for blocked users
		1868	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1869	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1870	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1871	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1872	}
1477		1873
…		…
1481		1877
1482	\@logins	1878	\@logins
1483	}	1879	}
1484		1880
1485	=item $player->maps	1881	=item $player->maps
		1882
		1883	=item cf::player::maps $login
1486		1884
1487	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1488	player. May block.	1886	player. May block.
1489		1887
1490	=cut	1888	=cut
…		…
1508	}	1906	}
1509		1907
1510	\@paths	1908	\@paths
1511	}	1909	}
1512		1910
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1911	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1912
1515	Expand crossfire pod fragments into protocol xml.	1913	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563		1914
1564	=item $player->ext_reply ($msgid, @msg)	1915	=item $player->ext_reply ($msgid, @msg)
1565		1916
1566	Sends an ext reply to the player.	1917	Sends an ext reply to the player.
1567		1918
…		…
1599		1950
1600	=cut	1951	=cut
1601		1952
1602	sub find_by_path($) {	1953	sub find_by_path($) {
1603	my ($path) = @_;	1954	my ($path) = @_;
		1955
		1956	$path =~ s/^~[^\/]*//; # skip ~login
1604		1957
1605	my ($match, $specificity);	1958	my ($match, $specificity);
1606		1959
1607	for my $region (list) {	1960	for my $region (list) {
1608	if ($region->{match} && $path =~ $region->{match}) {	1961	if ($region->{match} && $path =~ $region->{match}) {
…		…
1634	our $MAX_RESET = 3600;	1987	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1988	our $DEFAULT_RESET = 3000;
1636		1989
1637	sub generate_random_map {	1990	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1991	my ($self, $rmp) = @_;
1639	# mit "rum" bekleckern, nicht	1992
		1993	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1994
1640	$self->_create_random_map (	1995	$self->_create_random_map ($rmp);
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1644	$rmp->{exit_on_final_map},
1645	$rmp->{xsize}, $rmp->{ysize},
1646	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1647	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1648	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1649	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1650	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1651	(cf::region::find $rmp->{region}), $rmp->{custom}
1652	)
1653	}	1996	}
1654		1997
1655	=item cf::map->register ($regex, $prio)	1998	=item cf::map->register ($regex, $prio)
1656		1999
1657	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
…		…
1662		2005
1663	sub register {	2006	sub register {
1664	my (undef, $regex, $prio) = @_;	2007	my (undef, $regex, $prio) = @_;
1665	my $pkg = caller;	2008	my $pkg = caller;
1666		2009
1667	no strict;
1668	push @{"$pkg\::ISA"}, __PACKAGE__;	2010	push @{"$pkg\::ISA"}, __PACKAGE__;
1669		2011
1670	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2012	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1671	}	2013	}
1672		2014
1673	# also paths starting with '/'	2015	# also paths starting with '/'
1674	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2016	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1675		2017
1676	sub thawer_merge {	2018	sub thawer_merge {
1677	my ($self, $merge) = @_;	2019	my ($self, $merge) = @_;
1678		2020
1679	# we have to keep some variables in memory intact	2021	# we have to keep some variables in memory intact
…		…
1684	}	2026	}
1685		2027
1686	sub normalise {	2028	sub normalise {
1687	my ($path, $base) = @_;	2029	my ($path, $base) = @_;
1688		2030
1689	$path = "$path"; # make sure its a string	2031	$path = "$path"; # make sure it's a string
1690		2032
1691	$path =~ s/\.map$//;	2033	$path =~ s/\.map$//;
1692		2034
1693	# map plan:	2035	# map plan:
1694	#	2036	#
…		…
1709	$base =~ s{[^/]+/?$}{};	2051	$base =~ s{[^/]+/?$}{};
1710	$path = "$base/$path";	2052	$path = "$base/$path";
1711	}	2053	}
1712		2054
1713	for ($path) {	2055	for ($path) {
1714	redo if s{//}{/};
1715	redo if s{/\.?/}{/};	2056	redo if s{/\.?/}{/};
1716	redo if s{/[^/]+/\.\./}{/};	2057	redo if s{/[^/]+/\.\./}{/};
1717	}	2058	}
1718		2059
1719	$path	2060	$path
…		…
1733	$self->init; # pass $1 etc.	2074	$self->init; # pass $1 etc.
1734	return $self;	2075	return $self;
1735	}	2076	}
1736	}	2077	}
1737		2078
1738	Carp::cluck "unable to resolve path '$path' (base '$base').";	2079	Carp::cluck "unable to resolve path '$path' (base '$base')";
1739	()	2080	()
1740	}	2081	}
1741		2082
		2083	# may re-bless or do other evil things
1742	sub init {	2084	sub init {
1743	my ($self) = @_;	2085	my ($self) = @_;
1744		2086
1745	$self	2087	$self
1746	}	2088	}
…		…
1765		2107
1766	# the temporary/swap location	2108	# the temporary/swap location
1767	sub save_path {	2109	sub save_path {
1768	my ($self) = @_;	2110	my ($self) = @_;
1769		2111
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2112	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	2113	"$TMPDIR/$path.map"
1772	}	2114	}
1773		2115
1774	# the unique path, undef == no special unique path	2116	# the unique path, undef == no special unique path
1775	sub uniq_path {	2117	sub uniq_path {
1776	my ($self) = @_;	2118	my ($self) = @_;
1777		2119
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2120	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	2121	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	2122	}
1790		2123
1791	sub decay_objects {	2124	sub decay_objects {
1792	my ($self) = @_;	2125	my ($self) = @_;
1793		2126
…		…
1820	$self->{load_path} = $path;	2153	$self->{load_path} = $path;
1821		2154
1822	1	2155	1
1823	}	2156	}
1824		2157
		2158	# used to laod the header of an original map
1825	sub load_header_orig {	2159	sub load_header_orig {
1826	my ($self) = @_;	2160	my ($self) = @_;
1827		2161
1828	$self->load_header_from ($self->load_path)	2162	$self->load_header_from ($self->load_path)
1829	}	2163	}
1830		2164
		2165	# used to laod the header of an instantiated map
1831	sub load_header_temp {	2166	sub load_header_temp {
1832	my ($self) = @_;	2167	my ($self) = @_;
1833		2168
1834	$self->load_header_from ($self->save_path)	2169	$self->load_header_from ($self->save_path)
1835	}	2170	}
1836		2171
		2172	# called after loading the header from an instantiated map
1837	sub prepare_temp {	2173	sub prepare_temp {
1838	my ($self) = @_;	2174	my ($self) = @_;
1839		2175
1840	$self->last_access ((delete $self->{last_access})	2176	$self->last_access ((delete $self->{last_access})
1841	|| $cf::RUNTIME); #d#	2177	|| $cf::RUNTIME); #d#
1842	# safety	2178	# safety
1843	$self->{instantiate_time} = $cf::RUNTIME	2179	$self->{instantiate_time} = $cf::RUNTIME
1844	if $self->{instantiate_time} > $cf::RUNTIME;	2180	if $self->{instantiate_time} > $cf::RUNTIME;
1845	}	2181	}
1846		2182
		2183	# called after loading the header from an original map
1847	sub prepare_orig {	2184	sub prepare_orig {
1848	my ($self) = @_;	2185	my ($self) = @_;
1849		2186
1850	$self->{load_original} = 1;	2187	$self->{load_original} = 1;
1851	$self->{instantiate_time} = $cf::RUNTIME;	2188	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1875		2212
1876	sub find;	2213	sub find;
1877	sub find {	2214	sub find {
1878	my ($path, $origin) = @_;	2215	my ($path, $origin) = @_;
1879		2216
		2217	cf::cede_to_tick;
		2218
1880	$path = normalise $path, $origin && $origin->path;	2219	$path = normalise $path, $origin;
1881		2220
1882	cf::lock_wait "map_data:$path";#d#remove	2221	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2222	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2223
1885	$cf::MAP{$path} || do {	2224	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	2225	my $map = new_from_path cf::map $path
1890	or return;	2226	or return;
1891		2227
1892	$map->{last_save} = $cf::RUNTIME;	2228	$map->{last_save} = $cf::RUNTIME;
1893		2229
…		…
1895	or return;	2231	or return;
1896		2232
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2233	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2234	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2235	#$cf::WAIT_FOR_TICK->wait;
		2236	undef $guard2;
1900	undef $guard1;	2237	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2238	$map->reset;
1903	return find $path;	2239	return find $path;
1904	}	2240	}
1905		2241
1906	$cf::MAP{$path} = $map	2242	$cf::MAP{$path} = $map
1907	}	2243	}
1908	}	2244	}
1909		2245
1910	sub pre_load { }	2246	sub pre_load { }
1911	sub post_load { }	2247	#sub post_load { } # XS
1912		2248
1913	sub load {	2249	sub load {
1914	my ($self) = @_;	2250	my ($self) = @_;
1915		2251
1916	local $self->{deny_reset} = 1; # loading can take a long time	2252	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1919		2255
1920	{	2256	{
1921	my $guard = cf::lock_acquire "map_data:$path";	2257	my $guard = cf::lock_acquire "map_data:$path";
1922		2258
1923	return unless $self->valid;	2259	return unless $self->valid;
1924	return unless $self->in_memory == cf::MAP_SWAPPED;	2260	return unless $self->state == cf::MAP_SWAPPED;
1925
1926	$self->in_memory (cf::MAP_LOADING);
1927		2261
1928	$self->alloc;	2262	$self->alloc;
1929		2263
1930	$self->pre_load;	2264	$self->pre_load;
1931	cf::cede_to_tick;	2265	cf::cede_to_tick;
1932		2266
		2267	if (exists $self->{load_path}) {
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2268	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2269	$f->skip_block;
1935	$self->_load_objects ($f)	2270	$self->_load_objects ($f)
1936	or return;	2271	or return;
1937		2272
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2273	$self->post_load_original
1939	if delete $self->{load_original};	2274	if delete $self->{load_original};
1940		2275
1941	if (my $uniq = $self->uniq_path) {	2276	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2277	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2278	unless (aio_stat $uniq) {
1944	if (my $f = new_from_file cf::object::thawer $uniq) {	2279	if (my $f = new_from_file cf::object::thawer $uniq) {
1945	$self->clear_unique_items;	2280	$self->clear_unique_items;
1946	$self->_load_objects ($f);	2281	$self->_load_objects ($f);
1947	$f->resolve_delayed_derefs;	2282	$f->resolve_delayed_derefs;
		2283	}
1948	}	2284	}
1949	}	2285	}
1950	}
1951		2286
1952	$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);
1953		2294
1954	cf::cede_to_tick;	2295	cf::cede_to_tick;
1955	# now do the right thing for maps	2296	# now do the right thing for maps
1956	$self->link_multipart_objects;	2297	$self->link_multipart_objects;
1957	$self->difficulty ($self->estimate_difficulty)	2298	$self->difficulty ($self->estimate_difficulty)
…		…
1961	unless ($self->{deny_activate}) {	2302	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2303	$self->decay_objects;
1963	$self->fix_auto_apply;	2304	$self->fix_auto_apply;
1964	$self->update_buttons;	2305	$self->update_buttons;
1965	cf::cede_to_tick;	2306	cf::cede_to_tick;
1966	$self->set_darkness_map;	2307	#$self->activate; # no longer activate maps automatically
1967	cf::cede_to_tick;
1968	$self->activate;
1969	}	2308	}
1970		2309
1971	$self->{last_save} = $cf::RUNTIME;	2310	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2311	$self->last_access ($cf::RUNTIME);
1973
1974	$self->in_memory (cf::MAP_IN_MEMORY);
1975	}	2312	}
1976		2313
1977	$self->post_load;	2314	$self->post_load;
1978	}
1979		2315
		2316	1
		2317	}
		2318
		2319	# customize the map for a given player, i.e.
		2320	# return the _real_ map. used by e.g. per-player
		2321	# maps to change the path to ~playername/mappath
1980	sub customise_for {	2322	sub customise_for {
1981	my ($self, $ob) = @_;	2323	my ($self, $ob) = @_;
1982		2324
1983	return find "~" . $ob->name . "/" . $self->{path}	2325	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2326	if $self->per_player;
…		…
1987	# if $self->per_party;	2329	# if $self->per_party;
1988		2330
1989	$self	2331	$self
1990	}	2332	}
1991		2333
1992	# find and load all maps in the 3x3 area around a map
1993	sub load_neighbours {
1994	my ($map) = @_;
1995
1996	my @neigh; # diagonal neighbours
1997
1998	for (0 .. 3) {
1999	my $neigh = $map->tile_path ($_)
2000	or next;
2001	$neigh = find $neigh, $map
2002	or next;
2003	$neigh->load;
2004
2005	push @neigh,
2006	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2007	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2008	}
2009
2010	for (grep defined $_->[0], @neigh) {
2011	my ($path, $origin) = @$_;
2012	my $neigh = find $path, $origin
2013	or next;
2014	$neigh->load;
2015	}
2016	}
2017
2018	sub find_sync {	2334	sub find_sync {
2019	my ($path, $origin) = @_;	2335	my ($path, $origin) = @_;
2020		2336
2021	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, $origin
2022	}	2342	}
2023		2343
2024	sub do_load_sync {	2344	sub do_load_sync {
2025	my ($map) = @_;	2345	my ($map) = @_;
2026		2346
		2347	# it's a bug to call this from the main context
2027	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2348	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2028	if $Coro::current == $Coro::main;	2349	if $Coro::current == $Coro::main;
2029		2350
2030	cf::sync_job { $map->load };	2351	$map->load;
2031	}	2352	}
2032		2353
2033	our %MAP_PREFETCH;	2354	our %MAP_PREFETCH;
2034	our $MAP_PREFETCHER = undef;	2355	our $MAP_PREFETCHER = undef;
2035		2356
2036	sub find_async {	2357	sub find_async {
2037	my ($path, $origin, $load) = @_;	2358	my ($path, $origin, $load) = @_;
2038		2359
2039	$path = normalise $path, $origin && $origin->{path};	2360	$path = normalise $path, $origin;
2040		2361
2041	if (my $map = $cf::MAP{$path}) {	2362	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2363	return $map if !$load || $map->linkable;
2043	}	2364	}
2044		2365
2045	$MAP_PREFETCH{$path} |= $load;	2366	$MAP_PREFETCH{$path} |= $load;
2046		2367
2047	$MAP_PREFETCHER ||= cf::async {	2368	$MAP_PREFETCHER ||= cf::async {
…		…
2061	$MAP_PREFETCHER->prio (6);	2382	$MAP_PREFETCHER->prio (6);
2062		2383
2063	()	2384	()
2064	}	2385	}
2065		2386
		2387	# common code, used by both ->save and ->swapout
2066	sub save {	2388	sub _save {
2067	my ($self) = @_;	2389	my ($self) = @_;
2068
2069	my $lock = cf::lock_acquire "map_data:$self->{path}";
2070		2390
2071	$self->{last_save} = $cf::RUNTIME;	2391	$self->{last_save} = $cf::RUNTIME;
2072		2392
2073	return unless $self->dirty;	2393	return unless $self->dirty;
2074		2394
…		…
2083		2403
2084	cf::async {	2404	cf::async {
2085	$Coro::current->{desc} = "map player save";	2405	$Coro::current->{desc} = "map player save";
2086	$_->contr->save for $self->players;	2406	$_->contr->save for $self->players;
2087	};	2407	};
		2408
		2409	cf::get_slot 0.02;
2088		2410
2089	if ($uniq) {	2411	if ($uniq) {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2412	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2091	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2413	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2092	} else {	2414	} else {
2093	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2415	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2094	}	2416	}
2095	}	2417	}
2096		2418
		2419	sub save {
		2420	my ($self) = @_;
		2421
		2422	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2423
		2424	$self->_save;
		2425	}
		2426
2097	sub swap_out {	2427	sub swap_out {
2098	my ($self) = @_;	2428	my ($self) = @_;
2099		2429
2100	# save first because save cedes
2101	$self->save;
2102
2103	my $lock = cf::lock_acquire "map_data:$self->{path}";	2430	my $lock = cf::lock_acquire "map_data:$self->{path}";
2104		2431
		2432	return if !$self->linkable;
		2433	return if $self->{deny_save};
2105	return if $self->players;	2434	return if $self->players;
2106	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
2107	return if $self->{deny_save};	2452	return 1e99 if $self->{deny_reset};
2108		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
2109	$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};
2110		2486
2111	$self->deactivate;	2487	$self->deactivate;
2112	$_->clear_links_to ($self) for values %cf::MAP;	2488	$_->clear_links_to ($self) for values %cf::MAP;
2113	$self->clear;	2489	$self->clear;
2114	}
2115
2116	sub reset_at {
2117	my ($self) = @_;
2118
2119	# TODO: safety, remove and allow resettable per-player maps
2120	return 1e99 if $self->{deny_reset};
2121
2122	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2123	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2124
2125	$time + $to
2126	}
2127
2128	sub should_reset {
2129	my ($self) = @_;
2130
2131	$self->reset_at <= $cf::RUNTIME
2132	}
2133
2134	sub reset {
2135	my ($self) = @_;
2136
2137	my $lock = cf::lock_acquire "map_data:$self->{path}";
2138
2139	return if $self->players;
2140
2141	warn "resetting map ", $self->path;
2142
2143	$self->in_memory (cf::MAP_SWAPPED);
2144
2145	# need to save uniques path
2146	unless ($self->{deny_save}) {
2147	my $uniq = $self->uniq_path; utf8::encode $uniq;
2148
2149	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2150	if $uniq;
2151	}
2152
2153	delete $cf::MAP{$self->path};
2154
2155	$self->deactivate;
2156	$_->clear_links_to ($self) for values %cf::MAP;
2157	$self->clear;
2158		2490
2159	$self->unlink_save;	2491	$self->unlink_save;
2160	$self->destroy;	2492	$self->destroy;
2161	}	2493	}
2162		2494
…		…
2170		2502
2171	delete $cf::MAP{$self->path};	2503	delete $cf::MAP{$self->path};
2172		2504
2173	$self->unlink_save;	2505	$self->unlink_save;
2174		2506
2175	bless $self, "cf::map";	2507	bless $self, "cf::map::wrap";
2176	delete $self->{deny_reset};	2508	delete $self->{deny_reset};
2177	$self->{deny_save} = 1;	2509	$self->{deny_save} = 1;
2178	$self->reset_timeout (1);	2510	$self->reset_timeout (1);
2179	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2511	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2180		2512
…		…
2229		2561
2230	sub unique_maps() {	2562	sub unique_maps() {
2231	[	2563	[
2232	map {	2564	map {
2233	utf8::decode $_;	2565	utf8::decode $_;
2234	/\.map$/	2566	s/\.map$//; # TODO future compatibility hack
		2567	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2568	? ()
2235	? normalise $_	2569	: normalise $_
2236	: ()
2237	} @{ aio_readdir $UNIQUEDIR or [] }	2570	} @{ aio_readdir $UNIQUEDIR or [] }
2238	]	2571	]
2239	}	2572	}
2240		2573
2241	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	}
2242		2605
2243	=back	2606	=back
2244		2607
2245	=head3 cf::object	2608	=head3 cf::object
2246		2609
…		…
2250		2613
2251	=over 4	2614	=over 4
2252		2615
2253	=item $ob->inv_recursive	2616	=item $ob->inv_recursive
2254		2617
2255	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.
2256		2620
2257	=cut	2621	=cut
2258		2622
2259	sub inv_recursive_;	2623	sub inv_recursive_;
2260	sub inv_recursive_ {	2624	sub inv_recursive_ {
…		…
2265	inv_recursive_ inv $_[0]	2629	inv_recursive_ inv $_[0]
2266	}	2630	}
2267		2631
2268	=item $ref = $ob->ref	2632	=item $ref = $ob->ref
2269		2633
2270	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.
2271		2635
2272	=item $ob = cf::object::deref ($refstring)	2636	=item $ob = cf::object::deref ($refstring)
2273		2637
2274	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,
2275	even if the object actually exists. May block.	2639	even if the object actually exists. May block.
…		…
2307	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
2308	dialogue with the given NPC character.	2672	dialogue with the given NPC character.
2309		2673
2310	=cut	2674	=cut
2311		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
2312	# rough implementation of a future "reply" method that works	2690	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2691	# with dialog boxes.
2314	#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
2315	sub cf::object::player::reply($$$;$) {	2693	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2694	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2705	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2706	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2707
2330	} else {	2708	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2709	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2710	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2711	}
2334	}	2712	}
2335	}	2713	}
2336		2714
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2715	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2740
2363	=item $player_object->enter_link	2741	=item $player_object->enter_link
2364		2742
2365	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}>).
2366		2744
2367	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.
2368	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.
2369		2749
2370	Will never block.	2750	Will never block.
2371		2751
2372	=item $player_object->leave_link ($map, $x, $y)	2752	=item $player_object->leave_link ($map, $x, $y)
2373		2753
…		…
2393	sub cf::object::player::enter_link {	2773	sub cf::object::player::enter_link {
2394	my ($self) = @_;	2774	my ($self) = @_;
2395		2775
2396	$self->deactivate_recursive;	2776	$self->deactivate_recursive;
2397		2777
		2778	++$self->{_link_recursion};
		2779
2398	return if UNIVERSAL::isa $self->map, "ext::map_link";	2780	return if UNIVERSAL::isa $self->map, "ext::map_link";
2399		2781
2400	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2782	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2401	if $self->map && $self->map->{path} ne "{link}";	2783	if $self->map && $self->map->{path} ne "{link}";
2402		2784
2403	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2785	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2404	}	2786	}
2405		2787
2406	sub cf::object::player::leave_link {	2788	sub cf::object::player::leave_link {
2407	my ($self, $map, $x, $y) = @_;	2789	my ($self, $map, $x, $y) = @_;
2408		2790
…		…
2425	($x, $y) = (-1, -1)	2807	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2808	unless (defined $x) && (defined $y);
2427		2809
2428	# use -1 or undef as default coordinates, not 0, 0	2810	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2811	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2812	if $x <= 0 && $y <= 0;
2431		2813
2432	$map->load;	2814	$map->load;
2433	$map->load_neighbours;
2434		2815
2435	return unless $self->contr->active;	2816	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2817
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2818	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2819	if ($self->enter_map ($map, $x, $y)) {
2440	}	2820	# entering was successful
		2821	delete $self->{_link_recursion};
		2822	# only activate afterwards, to support waiting in hooks
		2823	$self->activate_recursive;
		2824	}
2441		2825
		2826	}
		2827
2442	=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)]])
2443		2829
2444	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
2445	her, loading and preparing them map, calling the provided $check callback	2831	her, loading and preparing them map, calling the provided $check callback
2446	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
2447	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
2448	be called at the end of this process.	2834	be called at the end of this process.
2449		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
2450	=cut	2839	=cut
2451		2840
2452	our $GOTOGEN;	2841	our $GOTOGEN;
2453		2842
2454	sub cf::object::player::goto {	2843	sub cf::object::player::goto {
2455	my ($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	}
2456		2851
2457	# 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
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2853	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2854
2460	$self->enter_link;	2855	$self->enter_link;
…		…
2480	($path, $x, $y) = (undef, undef, undef);	2875	($path, $x, $y) = (undef, undef, undef);
2481	}	2876	}
2482	}	2877	}
2483		2878
2484	my $map = eval {	2879	my $map = eval {
2485	my $map = defined $path ? cf::map::find $path : undef;	2880	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2486		2881
2487	if ($map) {	2882	if ($map) {
2488	$map = $map->customise_for ($self);	2883	$map = $map->customise_for ($self);
2489	$map = $check->($map) if $check && $map;	2884	$map = $check->($map, $x, $y, $self) if $check && $map;
2490	} else {	2885	} else {
2491	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2886	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2492	}	2887	}
2493		2888
2494	$map	2889	$map
…		…
2502	if ($gen == $self->{_goto_generation}) {	2897	if ($gen == $self->{_goto_generation}) {
2503	delete $self->{_goto_generation};	2898	delete $self->{_goto_generation};
2504	$self->leave_link ($map, $x, $y);	2899	$self->leave_link ($map, $x, $y);
2505	}	2900	}
2506		2901
2507	$done->() if $done;	2902	$done->($self) if $done;
2508	})->prio (1);	2903	})->prio (1);
2509	}	2904	}
2510		2905
2511	=item $player_object->enter_exit ($exit_object)	2906	=item $player_object->enter_exit ($exit_object)
2512		2907
…		…
2532	}	2927	}
2533		2928
2534	sub prepare_random_map {	2929	sub prepare_random_map {
2535	my ($exit) = @_;	2930	my ($exit) = @_;
2536		2931
2537	my $guard = cf::lock_acquire "exit_prepare:$exit";
2538
2539	# all this does is basically replace the /! path by	2932	# all this does is basically replace the /! path by
2540	# a new random map path (?random/...) with a seed	2933	# a new random map path (?random/...) with a seed
2541	# that depends on the exit object	2934	# that depends on the exit object
2542		2935
2543	my $rmp = parse_random_map_params $exit->msg;	2936	my $rmp = parse_random_map_params $exit->msg;
…		…
2545	if ($exit->map) {	2938	if ($exit->map) {
2546	$rmp->{region} = $exit->region->name;	2939	$rmp->{region} = $exit->region->name;
2547	$rmp->{origin_map} = $exit->map->path;	2940	$rmp->{origin_map} = $exit->map->path;
2548	$rmp->{origin_x} = $exit->x;	2941	$rmp->{origin_x} = $exit->x;
2549	$rmp->{origin_y} = $exit->y;	2942	$rmp->{origin_y} = $exit->y;
		2943
		2944	$exit->map->touch;
2550	}	2945	}
2551		2946
2552	$rmp->{random_seed} ||= $exit->random_seed;	2947	$rmp->{random_seed} ||= $exit->random_seed;
2553		2948
2554	my $data = cf::to_json $rmp;	2949	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2555	my $md5 = Digest::MD5::md5_hex $data;	2950	my $md5 = Digest::MD5::md5_hex $data;
2556	my $meta = "$RANDOMDIR/$md5.meta";	2951	my $meta = "$RANDOMDIR/$md5.meta";
2557		2952
2558	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2953	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2559	aio_write $fh, 0, (length $data), $data, 0;	2954	aio_write $fh, 0, (length $data), $data, 0;
2560	undef $fh;	2955	undef $fh;
2561	aio_rename "$meta~", $meta;	2956	aio_rename "$meta~", $meta;
2562		2957
		2958	my $slaying = "?random/$md5";
		2959
		2960	if ($exit->valid) {
2563	$exit->slaying ("?random/$md5");	2961	$exit->slaying ("?random/$md5");
2564	$exit->msg (undef);	2962	$exit->msg (undef);
		2963	}
2565	}	2964	}
2566	}	2965	}
2567		2966
2568	sub cf::object::player::enter_exit {	2967	sub cf::object::player::enter_exit {
2569	my ($self, $exit) = @_;	2968	my ($self, $exit) = @_;
2570		2969
2571	return unless $self->type == cf::PLAYER;	2970	return unless $self->type == cf::PLAYER;
2572		2971
2573	if ($exit->slaying eq "/!") {
2574	#TODO: this should de-fi-ni-te-ly not be a sync-job
2575	# the problem is that $exit might not survive long enough
2576	# so it needs to be done right now, right here
2577	cf::sync_job { prepare_random_map $exit };
2578	}
2579
2580	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2581	my $hp = $exit->stats->hp;
2582	my $sp = $exit->stats->sp;
2583
2584	$self->enter_link;	2972	$self->enter_link;
2585		2973
2586	# if exit is damned, update players death & WoR home-position
2587	$self->contr->savebed ($slaying, $hp, $sp)
2588	if $exit->flag (FLAG_DAMNED);
2589
2590	(async {	2974	(async {
2591	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2975	$Coro::current->{desc} = "enter_exit";
2592		2976
2593	$self->deactivate_recursive; # just to be sure
2594	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
2595	$self->goto ($slaying, $hp, $sp);	3007	$self->goto ($map, $x, $y);
2596		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
2597	1;	3013	1
2598	}) {	3014	}) {
2599	$self->message ("Something went wrong deep within the crossfire server. "	3015	$self->message ("Something went wrong deep within the deliantra server. "
2600	. "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. "
2601	. "Please report this to the dungeon master!",	3017	. "Please report this to the dungeon master!",
2602	cf::NDI_UNIQUE | cf::NDI_RED);	3018	cf::NDI_UNIQUE | cf::NDI_RED);
2603		3019
2604	warn "ERROR in enter_exit: $@";	3020	error "ERROR in enter_exit: $@";
2605	$self->leave_link;	3021	$self->leave_link;
2606	}	3022	}
2607	})->prio (1);	3023	})->prio (1);
2608	}	3024	}
2609		3025
…		…
2621	sub cf::client::send_drawinfo {	3037	sub cf::client::send_drawinfo {
2622	my ($self, $text, $flags) = @_;	3038	my ($self, $text, $flags) = @_;
2623		3039
2624	utf8::encode $text;	3040	utf8::encode $text;
2625	$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);
2626	}	3067	}
2627		3068
2628	=item $client->send_msg ($channel, $msg, $color, [extra...])	3069	=item $client->send_msg ($channel, $msg, $color, [extra...])
2629		3070
2630	Send a drawinfo or msg packet to the client, formatting the msg for the	3071	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2632	the message, with C<log> being the default. If C<$color> is negative, suppress	3073	the message, with C<log> being the default. If C<$color> is negative, suppress
2633	the message unless the client supports the msg packet.	3074	the message unless the client supports the msg packet.
2634		3075
2635	=cut	3076	=cut
2636		3077
		3078	# non-persistent channels (usually the info channel)
2637	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	},
2638	"c/identify" => {	3086	"c/identify" => {
2639	id => "infobox",	3087	id => "infobox",
2640	title => "Identify",	3088	title => "Identify",
2641	reply => undef,	3089	reply => undef,
2642	tooltip => "Items recently identified",	3090	tooltip => "Items recently identified",
…		…
2645	id => "infobox",	3093	id => "infobox",
2646	title => "Examine",	3094	title => "Examine",
2647	reply => undef,	3095	reply => undef,
2648	tooltip => "Signs and other items you examined",	3096	tooltip => "Signs and other items you examined",
2649	},	3097	},
		3098	"c/shopinfo" => {
		3099	id => "infobox",
		3100	title => "Shop Info",
		3101	reply => undef,
		3102	tooltip => "What your bargaining skill tells you about the shop",
		3103	},
		3104	"c/book" => {
		3105	id => "infobox",
		3106	title => "Book",
		3107	reply => undef,
		3108	tooltip => "The contents of a note or book",
		3109	},
2650	"c/lookat" => {	3110	"c/lookat" => {
2651	id => "infobox",	3111	id => "infobox",
2652	title => "Look",	3112	title => "Look",
2653	reply => undef,	3113	reply => undef,
2654	tooltip => "What you saw there",	3114	tooltip => "What you saw there",
2655	},	3115	},
		3116	"c/who" => {
		3117	id => "infobox",
		3118	title => "Players",
		3119	reply => undef,
		3120	tooltip => "Shows players who are currently online",
		3121	},
		3122	"c/body" => {
		3123	id => "infobox",
		3124	title => "Body Parts",
		3125	reply => undef,
		3126	tooltip => "Shows which body parts you posess and are available",
		3127	},
		3128	"c/statistics" => {
		3129	id => "infobox",
		3130	title => "Statistics",
		3131	reply => undef,
		3132	tooltip => "Shows your primary statistics",
		3133	},
		3134	"c/skills" => {
		3135	id => "infobox",
		3136	title => "Skills",
		3137	reply => undef,
		3138	tooltip => "Shows your experience per skill and item power",
		3139	},
		3140	"c/shopitems" => {
		3141	id => "infobox",
		3142	title => "Shop Items",
		3143	reply => undef,
		3144	tooltip => "Shows the items currently for sale in this shop",
		3145	},
		3146	"c/resistances" => {
		3147	id => "infobox",
		3148	title => "Resistances",
		3149	reply => undef,
		3150	tooltip => "Shows your resistances",
		3151	},
		3152	"c/pets" => {
		3153	id => "infobox",
		3154	title => "Pets",
		3155	reply => undef,
		3156	tooltip => "Shows information abotu your pets/a specific pet",
		3157	},
		3158	"c/perceiveself" => {
		3159	id => "infobox",
		3160	title => "Perceive Self",
		3161	reply => undef,
		3162	tooltip => "You gained detailed knowledge about yourself",
		3163	},
		3164	"c/uptime" => {
		3165	id => "infobox",
		3166	title => "Uptime",
		3167	reply => undef,
		3168	tooltip => "How long the server has been running since last restart",
		3169	},
		3170	"c/mapinfo" => {
		3171	id => "infobox",
		3172	title => "Map Info",
		3173	reply => undef,
		3174	tooltip => "Information related to the maps",
		3175	},
		3176	"c/party" => {
		3177	id => "party",
		3178	title => "Party",
		3179	reply => "gsay ",
		3180	tooltip => "Messages and chat related to your party",
		3181	},
		3182	"c/death" => {
		3183	id => "death",
		3184	title => "Death",
		3185	reply => undef,
		3186	tooltip => "Reason for and more info about your most recent death",
		3187	},
		3188	"c/say" => $SAY_CHANNEL,
		3189	"c/chat" => $CHAT_CHANNEL,
2656	);	3190	);
2657		3191
2658	sub cf::client::send_msg {	3192	sub cf::client::send_msg {
2659	my ($self, $channel, $msg, $color, @extra) = @_;	3193	my ($self, $channel, $msg, $color, @extra) = @_;
2660		3194
2661	$msg = $self->pl->expand_cfpod ($msg);	3195	$msg = $self->pl->expand_cfpod ($msg)
		3196	unless $color & cf::NDI_VERBATIM;
2662		3197
2663	$color &= cf::NDI_CLIENT_MASK; # just in case...	3198	$color &= cf::NDI_CLIENT_MASK; # just in case...
2664		3199
2665	# check predefined channels, for the benefit of C	3200	# check predefined channels, for the benefit of C
2666	if ($CHANNEL{$channel}) {	3201	if ($CHANNEL{$channel}) {
2667	$channel = $CHANNEL{$channel};	3202	$channel = $CHANNEL{$channel};
2668		3203
2669	$self->ext_msg (channel_info => $channel)	3204	$self->ext_msg (channel_info => $channel);
2670	if $self->can_msg;
2671
2672	$channel = $channel->{id};	3205	$channel = $channel->{id};
2673		3206
2674	} elsif (ref $channel) {	3207	} elsif (ref $channel) {
2675	# send meta info to client, if not yet sent	3208	# send meta info to client, if not yet sent
2676	unless (exists $self->{channel}{$channel->{id}}) {	3209	unless (exists $self->{channel}{$channel->{id}}) {
2677	$self->{channel}{$channel->{id}} = $channel;	3210	$self->{channel}{$channel->{id}} = $channel;
2678	$self->ext_msg (channel_info => $channel)	3211	$self->ext_msg (channel_info => $channel);
2679	if $self->can_msg;
2680	}	3212	}
2681		3213
2682	$channel = $channel->{id};	3214	$channel = $channel->{id};
2683	}	3215	}
2684		3216
2685	return unless @extra || length $msg;	3217	return unless @extra || length $msg;
2686		3218
2687	if ($self->can_msg) {
2688	# default colour, mask it out	3219	# default colour, mask it out
2689	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3220	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2690	if $color & cf::NDI_DEF;	3221	if $color & cf::NDI_DEF;
2691		3222
2692	$self->send_packet ("msg " . $self->{json_coder}->encode (	3223	my $pkt = "msg "
		3224	. $self->{json_coder}->encode (
2693	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3225	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2694	} else {	3226	);
2695	if ($color >= 0) {
2696	# replace some tags by gcfclient-compatible ones
2697	for ($msg) {
2698	1 while
2699	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2700	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2701	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2702	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2703	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2704	}
2705		3227
2706	$color &= cf::NDI_COLOR_MASK;	3228	$self->send_big_packet ($pkt);
2707
2708	utf8::encode $msg;
2709
2710	if (0 && $msg =~ /\[/) {
2711	# COMMAND/INFO
2712	$self->send_packet ("drawextinfo $color 10 8 $msg")
2713	} else {
2714	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2715	$self->send_packet ("drawinfo $color $msg")
2716	}
2717	}
2718	}
2719	}	3229	}
2720		3230
2721	=item $client->ext_msg ($type, @msg)	3231	=item $client->ext_msg ($type, @msg)
2722		3232
2723	Sends an ext event to the client.	3233	Sends an ext event to the client.
…		…
2725	=cut	3235	=cut
2726		3236
2727	sub cf::client::ext_msg($$@) {	3237	sub cf::client::ext_msg($$@) {
2728	my ($self, $type, @msg) = @_;	3238	my ($self, $type, @msg) = @_;
2729		3239
2730	if ($self->extcmd == 2) {
2731	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3240	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2732	} elsif ($self->extcmd == 1) { # TODO: remove
2733	push @msg, msgtype => "event_$type";
2734	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2735	}
2736	}	3241	}
2737		3242
2738	=item $client->ext_reply ($msgid, @msg)	3243	=item $client->ext_reply ($msgid, @msg)
2739		3244
2740	Sends an ext reply to the client.	3245	Sends an ext reply to the client.
…		…
2742	=cut	3247	=cut
2743		3248
2744	sub cf::client::ext_reply($$@) {	3249	sub cf::client::ext_reply($$@) {
2745	my ($self, $id, @msg) = @_;	3250	my ($self, $id, @msg) = @_;
2746		3251
2747	if ($self->extcmd == 2) {
2748	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3252	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2749	} elsif ($self->extcmd == 1) {
2750	#TODO: version 1, remove
2751	unshift @msg, msgtype => "reply", msgid => $id;
2752	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2753	}
2754	}	3253	}
2755		3254
2756	=item $success = $client->query ($flags, "text", \&cb)	3255	=item $success = $client->query ($flags, "text", \&cb)
2757		3256
2758	Queues a query to the client, calling the given callback with	3257	Queues a query to the client, calling the given callback with
…		…
2813	my ($ns, $buf) = @_;	3312	my ($ns, $buf) = @_;
2814		3313
2815	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3314	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2816		3315
2817	if (ref $msg) {	3316	if (ref $msg) {
2818	my ($type, $reply, @payload) =	3317	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2819	"ARRAY" eq ref $msg
2820	? @$msg
2821	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2822		3318
2823	my @reply;	3319	my @reply;
2824		3320
2825	if (my $cb = $EXTICMD{$type}) {	3321	if (my $cb = $EXTICMD{$type}) {
2826	@reply = $cb->($ns, @payload);	3322	@reply = $cb->($ns, @payload);
…		…
2828		3324
2829	$ns->ext_reply ($reply, @reply)	3325	$ns->ext_reply ($reply, @reply)
2830	if $reply;	3326	if $reply;
2831		3327
2832	} else {	3328	} else {
2833	warn "client " . ($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";
2834	}	3330	}
2835		3331
2836	cf::override;	3332	cf::override;
2837	},	3333	},
2838	);	3334	);
…		…
2858		3354
2859	$coro	3355	$coro
2860	}	3356	}
2861		3357
2862	cf::client->attach (	3358	cf::client->attach (
2863	on_destroy => sub {	3359	on_client_destroy => sub {
2864	my ($ns) = @_;	3360	my ($ns) = @_;
2865		3361
2866	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3362	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2867	},	3363	},
2868	);	3364	);
…		…
2884	our $safe_hole = new Safe::Hole;	3380	our $safe_hole = new Safe::Hole;
2885		3381
2886	$SIG{FPE} = 'IGNORE';	3382	$SIG{FPE} = 'IGNORE';
2887		3383
2888	$safe->permit_only (Opcode::opset qw(	3384	$safe->permit_only (Opcode::opset qw(
2889	:base_core :base_mem :base_orig :base_math	3385	:base_core :base_mem :base_orig :base_math :base_loop
2890	grepstart grepwhile mapstart mapwhile	3386	grepstart grepwhile mapstart mapwhile
2891	sort time	3387	sort time
2892	));	3388	));
2893		3389
2894	# here we export the classes and methods available to script code	3390	# here we export the classes and methods available to script code
…		…
2897		3393
2898	The following functions and methods are available within a safe environment:	3394	The following functions and methods are available within a safe environment:
2899		3395
2900	cf::object	3396	cf::object
2901	contr pay_amount pay_player map x y force_find force_add destroy	3397	contr pay_amount pay_player map x y force_find force_add destroy
2902	insert remove name archname title slaying race decrease_ob_nr	3398	insert remove name archname title slaying race decrease split
		3399	value
2903		3400
2904	cf::object::player	3401	cf::object::player
2905	player	3402	player
2906		3403
2907	cf::player	3404	cf::player
…		…
2912		3409
2913	=cut	3410	=cut
2914		3411
2915	for (	3412	for (
2916	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3413	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2917	insert remove inv name archname title slaying race	3414	insert remove inv nrof name archname title slaying race
2918	decrease_ob_nr destroy)],	3415	decrease split destroy change_exp value msg lore send_msg)],
2919	["cf::object::player" => qw(player)],	3416	["cf::object::player" => qw(player)],
2920	["cf::player" => qw(peaceful)],	3417	["cf::player" => qw(peaceful send_msg)],
2921	["cf::map" => qw(trigger)],	3418	["cf::map" => qw(trigger)],
2922	) {	3419	) {
2923	no strict 'refs';
2924	my ($pkg, @funs) = @$_;	3420	my ($pkg, @funs) = @$_;
2925	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3421	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2926	for @funs;	3422	for @funs;
2927	}	3423	}
2928		3424
…		…
2943		3439
2944	my $qcode = $code;	3440	my $qcode = $code;
2945	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3441	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2946	$qcode =~ s/\n/\\n/g;	3442	$qcode =~ s/\n/\\n/g;
2947		3443
		3444	%vars = (_dummy => 0) unless %vars;
		3445
		3446	my @res;
2948	local $_;	3447	local $_;
2949	local @safe::cf::_safe_eval_args = values %vars;
2950		3448
2951	my $eval =	3449	my $eval =
2952	"do {\n"	3450	"do {\n"
2953	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3451	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2954	. "#line 0 \"{$qcode}\"\n"	3452	. "#line 0 \"{$qcode}\"\n"
2955	. $code	3453	. $code
2956	. "\n}"	3454	. "\n}"
2957	;	3455	;
2958		3456
		3457	if ($CFG{safe_eval}) {
2959	sub_generation_inc;	3458	sub_generation_inc;
		3459	local @safe::cf::_safe_eval_args = values %vars;
2960	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3460	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2961	sub_generation_inc;	3461	sub_generation_inc;
		3462	} else {
		3463	local @cf::_safe_eval_args = values %vars;
		3464	@res = wantarray ? eval eval : scalar eval $eval;
		3465	}
2962		3466
2963	if ($@) {	3467	if ($@) {
2964	warn "$@";	3468	warn "$@",
2965	warn "while executing safe code '$code'\n";	3469	"while executing safe code '$code'\n",
2966	warn "with arguments " . (join " ", %vars) . "\n";	3470	"with arguments " . (join " ", %vars) . "\n";
2967	}	3471	}
2968		3472
2969	wantarray ? @res : $res[0]	3473	wantarray ? @res : $res[0]
2970	}	3474	}
2971		3475
…		…
2985	=cut	3489	=cut
2986		3490
2987	sub register_script_function {	3491	sub register_script_function {
2988	my ($fun, $cb) = @_;	3492	my ($fun, $cb) = @_;
2989		3493
2990	no strict 'refs';	3494	$fun = "safe::$fun" if $CFG{safe_eval};
2991	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3495	*$fun = $safe_hole->wrap ($cb);
2992	}	3496	}
2993		3497
2994	=back	3498	=back
2995		3499
2996	=cut	3500	=cut
2997		3501
2998	#############################################################################	3502	#############################################################################
2999	# 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	$idx
		3527	}
3000		3528
3001	sub load_facedata($) {	3529	sub load_facedata($) {
3002	my ($path) = @_;	3530	my ($path) = @_;
3003		3531
3004	# 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
3005	# for this (global event?)	3533	# for this (global event?)
3006	%ext::player_env::MUSIC_FACE_CACHE = ();	3534	%ext::player_env::MUSIC_FACE_CACHE = ();
3007		3535
3008	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3536	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3009		3537
3010	warn "loading facedata from $path\n";	3538	trace "loading facedata from $path\n";
3011		3539
3012	my $facedata;	3540	my $facedata = decode_storable load_file $path;
3013	0 < aio_load $path, $facedata
3014	or die "$path: $!";
3015
3016	$facedata = Coro::Storable::thaw $facedata;
3017		3541
3018	$facedata->{version} == 2	3542	$facedata->{version} == 2
3019	or cf::cleanup "$path: version mismatch, cannot proceed.";	3543	or cf::cleanup "$path: version mismatch, cannot proceed.";
3020		3544
3021	# patch in the exptable
3022	$facedata->{resource}{"res/exp_table"} = {
3023	type => FT_RSRC,
3024	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3025	};
3026	cf::cede_to_tick;	3545	cf::cede_to_tick;
3027		3546
3028	{	3547	{
3029	my $faces = $facedata->{faceinfo};	3548	my $faces = $facedata->{faceinfo};
3030		3549
3031	while (my ($face, $info) = each %$faces) {	3550	for my $face (sort keys %$faces) {
		3551	my $info = $faces->{$face};
3032	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3552	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3553
3033	cf::face::set_visibility $idx, $info->{visibility};	3554	cf::face::set_visibility $idx, $info->{visibility};
3034	cf::face::set_magicmap $idx, $info->{magicmap};	3555	cf::face::set_magicmap $idx, $info->{magicmap};
3035	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3556	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3036	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}} = $idx;#d#
3037		3560
3038	cf::cede_to_tick;	3561	cf::cede_to_tick;
3039	}	3562	}
3040		3563
3041	while (my ($face, $info) = each %$faces) {	3564	while (my ($face, $info) = each %$faces) {
3042	next unless $info->{smooth};	3565	next unless $info->{smooth};
		3566
3043	my $idx = cf::face::find $face	3567	my $idx = cf::face::find $face
3044	or next;	3568	or next;
		3569
3045	if (my $smooth = cf::face::find $info->{smooth}) {	3570	if (my $smooth = cf::face::find $info->{smooth}) {
3046	cf::face::set_smooth $idx, $smooth;	3571	cf::face::set_smooth $idx, $smooth;
3047	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3572	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3048	} else {	3573	} else {
3049	warn "smooth face '$info->{smooth}' not found for face '$face'";	3574	error "smooth face '$info->{smooth}' not found for face '$face'";
3050	}	3575	}
3051		3576
3052	cf::cede_to_tick;	3577	cf::cede_to_tick;
3053	}	3578	}
3054	}	3579	}
…		…
3063		3588
3064	cf::anim::invalidate_all; # d'oh	3589	cf::anim::invalidate_all; # d'oh
3065	}	3590	}
3066		3591
3067	{	3592	{
3068	# TODO: for gcfclient pleasure, we should give resources
3069	# that gcfclient doesn't grok a >10000 face index.
3070	my $res = $facedata->{resource};	3593	my $res = $facedata->{resource};
3071		3594
3072	my $soundconf = delete $res->{"res/sound.conf"};
3073
3074	while (my ($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
3075	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3598	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3076	my $data;
3077		3599
3078	if ($info->{type} & 1) {	3600	cf::face::set_type $idx, $type;
3079	# prepend meta info	3601	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3080		3602	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3081	my $meta = $enc->encode ({	3603	$FACEHASH{$info->{hash}} = $idx;#d#
3082	name => $name,
3083	%{ $info->{meta} || {} },
3084	});
3085
3086	$data = pack "(w/a*)*", $meta, $info->{data};
3087	} else {	3604	} else {
3088	$data = $info->{data};	3605	# $RESOURCE{$name} = $info; # unused
3089	}	3606	}
3090		3607
3091	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3092	cf::face::set_type $idx, $info->{type};
3093
3094	cf::cede_to_tick;	3608	cf::cede_to_tick;
3095	}	3609	}
3096
3097	if ($soundconf) {
3098	$soundconf = $enc->decode (delete $soundconf->{data});
3099
3100	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3101	my $sound = $soundconf->{compat}[$_]
3102	or next;
3103
3104	my $face = cf::face::find "sound/$sound->[1]";
3105	cf::sound::set $sound->[0] => $face;
3106	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3107	}
3108
3109	while (my ($k, $v) = each %{$soundconf->{event}}) {
3110	my $face = cf::face::find "sound/$v";
3111	cf::sound::set $k => $face;
3112	}
3113	}
3114	}	3610	}
		3611
		3612	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3115		3613
3116	1	3614	1
3117	}	3615	}
3118		3616
3119	register_exticmd fx_want => sub {	3617	register_exticmd fx_want => sub {
…		…
3121		3619
3122	while (my ($k, $v) = each %$want) {	3620	while (my ($k, $v) = each %$want) {
3123	$ns->fx_want ($k, $v);	3621	$ns->fx_want ($k, $v);
3124	}	3622	}
3125	};	3623	};
		3624
		3625	sub load_resource_file($) {
		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 $_, 1 .. cf::settings->max_level]
		3641	);
		3642	}
		3643
		3644	sub reload_materials {
		3645	_reload_materials;
		3646	}
3126		3647
3127	sub reload_regions {	3648	sub reload_regions {
3128	# HACK to clear player env face cache, we need some signal framework	3649	# HACK to clear player env face cache, we need some signal framework
3129	# for this (global event?)	3650	# for this (global event?)
3130	%ext::player_env::MUSIC_FACE_CACHE = ();	3651	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3144	}	3665	}
3145		3666
3146	sub reload_archetypes {	3667	sub reload_archetypes {
3147	load_resource_file "$DATADIR/archetypes"	3668	load_resource_file "$DATADIR/archetypes"
3148	or die "unable to load archetypes\n";	3669	or die "unable to load archetypes\n";
3149	#d# NEED to laod twice to resolve forward references	3670
3150	# this really needs to be done in an extra post-pass	3671	add_face "res/skill_info" => FT_RSRC,
3151	# (which needs to be synchronous, so solve it differently)	3672	JSON::XS->new->utf8->canonical->encode (
3152	load_resource_file "$DATADIR/archetypes"	3673	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
3153	or die "unable to load archetypes\n";	3674	);
		3675	add_face "res/spell_paths" => FT_RSRC,
		3676	JSON::XS->new->utf8->canonical->encode (
		3677	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3678	);
3154	}	3679	}
3155		3680
3156	sub reload_treasures {	3681	sub reload_treasures {
3157	load_resource_file "$DATADIR/treasures"	3682	load_resource_file "$DATADIR/treasures"
3158	or die "unable to load treasurelists\n";	3683	or die "unable to load treasurelists\n";
3159	}	3684	}
3160		3685
		3686	sub reload_sound {
		3687	trace "loading sound config from $DATADIR/sound\n";
		3688
		3689	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3690
		3691	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3692	my $sound = $soundconf->{compat}[$_]
		3693	or next;
		3694
		3695	my $face = cf::face::find "sound/$sound->[1]";
		3696	cf::sound::set $sound->[0] => $face;
		3697	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3698	}
		3699
		3700	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3701	my $face = cf::face::find "sound/$v";
		3702	cf::sound::set $k => $face;
		3703	}
		3704	}
		3705
		3706	sub reload_pod {
		3707	trace "loading pods $PODDIR\n";
		3708
		3709	my @command_help;
		3710
		3711	for (
		3712	[0, "command_help"],
		3713	[1, "emote_help"],
		3714	[2, "dmcommand_help"],
		3715	) {
		3716	my ($type, $path) = @$_;
		3717
		3718	my $paragraphs = &cf::pod::load_pod ("$PODDIR/$path.pod")
		3719	or die "unable to load $path";
		3720
		3721	my $level = 1e9;
		3722
		3723	for my $par (@$paragraphs) {
		3724	if ($par->{type} eq "head2") {
		3725	# this code taken almost verbatim from DC/Protocol.pm
		3726
		3727	if ($par->{markup} =~ /^(\S+) (?:\s+ \( ([^\)]*) \) )?/x) {
		3728	my $cmd = $1;
		3729	my @args = split /\|/, $2;
		3730	@args = (".*") unless @args;
		3731
		3732	$_ = $_ eq ".*" ? "" : " $_"
		3733	for @args;
		3734
		3735	my @variants = map "$cmd$_", sort { (length $a) <=> (length $b) } @args;
		3736
		3737	push @command_help, [$type, \@variants, &cf::pod::as_cfpod ([$par])];
		3738	$level = $par->{level};
		3739	} else {
		3740	error "$par->{markup}: unparsable command heading";
		3741	}
		3742	} elsif ($par->{level} > $level) {
		3743	$command_help[-1][2] .= &cf::pod::as_cfpod ([$par]);
		3744	}
		3745
		3746	cf::cede_to_tick;
		3747	}
		3748	}
		3749
		3750	@command_help = sort {
		3751	$a->[0] <=> $b->[0]
		3752	or $a->[1] cmp $b->[1]
		3753	} @command_help;
		3754
		3755	cf::cede_to_tick;
		3756
		3757	add_face "res/command_help" => FT_RSRC,
		3758	JSON::XS->new->utf8->encode (\@command_help);
		3759	}
		3760
3161	sub reload_resources {	3761	sub reload_resources {
3162	warn "reloading resource files...\n";	3762	trace "reloading resource files...\n";
3163		3763
		3764	reload_materials;
		3765	reload_facedata;
		3766	reload_exp_table;
		3767	reload_sound;
		3768	reload_archetypes;
3164	reload_regions;	3769	reload_regions;
3165	reload_facedata;
3166	#reload_archetypes;#d#
3167	reload_archetypes;
3168	reload_treasures;	3770	reload_treasures;
		3771	reload_pod;
3169		3772
3170	warn "finished reloading resource files\n";	3773	trace "finished reloading resource files\n";
3171	}
3172
3173	sub init {
3174	reload_resources;
3175	}	3774	}
3176		3775
3177	sub reload_config {	3776	sub reload_config {
3178	open my $fh, "<:utf8", "$CONFDIR/config"	3777	trace "reloading config file...\n";
3179	or return;
3180		3778
3181	local $/;	3779	my $config = load_file "$CONFDIR/config";
3182	*CFG = YAML::Syck::Load <$fh>;	3780	utf8::decode $config;
		3781	*CFG = decode_yaml $config;
3183		3782
3184	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3783	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3185		3784
3186	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3785	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3187	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3786	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3188		3787
3189	if (exists $CFG{mlockall}) {	3788	if (exists $CFG{mlockall}) {
…		…
3193	};	3792	};
3194	warn $@ if $@;	3793	warn $@ if $@;
3195	}	3794	}
3196	}	3795	}
3197		3796
		3797	sub pidfile() {
		3798	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3799	or die "$PIDFILE: $!";
		3800	flock $fh, &Fcntl::LOCK_EX
		3801	or die "$PIDFILE: flock: $!";
		3802	$fh
		3803	}
		3804
		3805	# make sure only one server instance is running at any one time
		3806	sub atomic {
		3807	my $fh = pidfile;
		3808
		3809	my $pid = <$fh>;
		3810	kill 9, $pid if $pid > 0;
		3811
		3812	seek $fh, 0, 0;
		3813	print $fh $$;
		3814	}
		3815
		3816	sub main_loop {
		3817	trace "EV::loop starting\n";
		3818	if (1) {
		3819	EV::loop;
		3820	}
		3821	trace "EV::loop returned\n";
		3822	goto &main_loop unless $REALLY_UNLOOP;
		3823	}
		3824
3198	sub main {	3825	sub main {
		3826	cf::init_globals; # initialise logging
		3827
		3828	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3829	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3830	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3831	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3832
		3833	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3834
3199	# we must not ever block the main coroutine	3835	# we must not ever block the main coroutine
3200	local $Coro::idle = sub {	3836	$Coro::idle = sub {
3201	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3837	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3202	(async {	3838	(async {
3203	$Coro::current->{desc} = "IDLE BUG HANDLER";	3839	$Coro::current->{desc} = "IDLE BUG HANDLER";
3204	Event::one_event;	3840	EV::loop EV::LOOP_ONESHOT;
3205	})->prio (Coro::PRIO_MAX);	3841	})->prio (Coro::PRIO_MAX);
3206	};	3842	};
3207		3843
		3844	evthread_start IO::AIO::poll_fileno;
		3845
		3846	cf::sync_job {
		3847	cf::incloader::init ();
		3848
		3849	db_init;
		3850
		3851	cf::init_anim;
		3852	cf::init_attackmess;
		3853	cf::init_dynamic;
		3854
		3855	cf::load_settings;
		3856
		3857	reload_resources;
3208	reload_config;	3858	reload_config;
3209	db_init;	3859
		3860	cf::init_uuid;
		3861	cf::init_signals;
		3862	cf::init_skills;
		3863
		3864	cf::init_beforeplay;
		3865
		3866	atomic;
		3867
3210	load_extensions;	3868	load_extensions;
3211		3869
3212	$TICK_WATCHER->start;	3870	utime time, time, $RUNTIMEFILE;
3213	Event::loop;	3871
		3872	# no (long-running) fork's whatsoever before this point(!)
		3873	use POSIX ();
		3874	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3875
		3876	cf::_post_init 0;
		3877	};
		3878
		3879	cf::object::thawer::errors_are_fatal 0;
		3880	info "parse errors in files are no longer fatal from this point on.\n";
		3881
		3882	AE::postpone {
		3883	undef &main; # free gobs of memory :)
		3884	};
		3885
		3886	goto &main_loop;
3214	}	3887	}
3215		3888
3216	#############################################################################	3889	#############################################################################
3217	# initialisation and cleanup	3890	# initialisation and cleanup
3218		3891
3219	# install some emergency cleanup handlers	3892	# install some emergency cleanup handlers
3220	BEGIN {	3893	BEGIN {
		3894	our %SIGWATCHER = ();
3221	for my $signal (qw(INT HUP TERM)) {	3895	for my $signal (qw(INT HUP TERM)) {
3222	Event->signal (	3896	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3223	reentrant => 0,
3224	data => WF_AUTOCANCEL,
3225	signal => $signal,
3226	prio => 0,
3227	cb => sub {
3228	cf::cleanup "SIG$signal";	3897	cf::cleanup "SIG$signal";
3229	},
3230	);	3898	};
3231	}	3899	}
3232	}	3900	}
3233		3901
3234	sub write_runtime {	3902	sub write_runtime_sync {
3235	my $runtime = "$LOCALDIR/runtime";	3903	my $t0 = AE::time;
3236		3904
3237	# first touch the runtime file to show we are still running:	3905	# first touch the runtime file to show we are still running:
3238	# the fsync below can take a very very long time.	3906	# the fsync below can take a very very long time.
3239		3907
3240	IO::AIO::aio_utime $runtime, undef, undef;	3908	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3241		3909
3242	my $guard = cf::lock_acquire "write_runtime";	3910	my $guard = cf::lock_acquire "write_runtime";
3243		3911
3244	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3912	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3245	or return;	3913	or return;
3246		3914
3247	my $value = $cf::RUNTIME + 90 + 10;	3915	my $value = $cf::RUNTIME + 90 + 10;
3248	# 10 is the runtime save interval, for a monotonic clock	3916	# 10 is the runtime save interval, for a monotonic clock
3249	# 60 allows for the watchdog to kill the server.	3917	# 60 allows for the watchdog to kill the server.
…		…
3259	aio_utime $fh, undef, undef;	3927	aio_utime $fh, undef, undef;
3260		3928
3261	close $fh	3929	close $fh
3262	or return;	3930	or return;
3263		3931
3264	aio_rename "$runtime~", $runtime	3932	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3265	and return;	3933	and return;
3266		3934
3267	warn "runtime file written.\n";	3935	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3268		3936
3269	1	3937	1
		3938	}
		3939
		3940	our $uuid_lock;
		3941	our $uuid_skip;
		3942
		3943	sub write_uuid_sync($) {
		3944	$uuid_skip ||= $_[0];
		3945
		3946	return if $uuid_lock;
		3947	local $uuid_lock = 1;
		3948
		3949	my $uuid = "$LOCALDIR/uuid";
		3950
		3951	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3952	or return;
		3953
		3954	my $value = uuid_seq uuid_cur;
		3955
		3956	unless ($value) {
		3957	info "cowardly refusing to write zero uuid value!\n";
		3958	return;
		3959	}
		3960
		3961	my $value = uuid_str $value + $uuid_skip;
		3962	$uuid_skip = 0;
		3963
		3964	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3965	and return;
		3966
		3967	# always fsync - this file is important
		3968	aio_fsync $fh
		3969	and return;
		3970
		3971	close $fh
		3972	or return;
		3973
		3974	aio_rename "$uuid~", $uuid
		3975	and return;
		3976
		3977	trace "uuid file written ($value).\n";
		3978
		3979	1
		3980
		3981	}
		3982
		3983	sub write_uuid($$) {
		3984	my ($skip, $sync) = @_;
		3985
		3986	$sync ? write_uuid_sync $skip
		3987	: async { write_uuid_sync $skip };
3270	}	3988	}
3271		3989
3272	sub emergency_save() {	3990	sub emergency_save() {
3273	my $freeze_guard = cf::freeze_mainloop;	3991	my $freeze_guard = cf::freeze_mainloop;
3274		3992
3275	warn "enter emergency perl save\n";	3993	info "emergency_perl_save: enter\n";
		3994
		3995	# this is a trade-off: we want to be very quick here, so
		3996	# save all maps without fsync, and later call a global sync
		3997	# (which in turn might be very very slow)
		3998	local $USE_FSYNC = 0;
3276		3999
3277	cf::sync_job {	4000	cf::sync_job {
		4001	cf::write_runtime_sync; # external watchdog should not bark
		4002
3278	# use a peculiar iteration method to avoid tripping on perl	4003	# use a peculiar iteration method to avoid tripping on perl
3279	# refcount bugs in for. also avoids problems with players	4004	# refcount bugs in for. also avoids problems with players
3280	# and maps saved/destroyed asynchronously.	4005	# and maps saved/destroyed asynchronously.
3281	warn "begin emergency player save\n";	4006	info "emergency_perl_save: begin player save\n";
3282	for my $login (keys %cf::PLAYER) {	4007	for my $login (keys %cf::PLAYER) {
3283	my $pl = $cf::PLAYER{$login} or next;	4008	my $pl = $cf::PLAYER{$login} or next;
3284	$pl->valid or next;	4009	$pl->valid or next;
3285	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4010	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3286	$pl->save;	4011	$pl->save;
3287	}	4012	}
3288	warn "end emergency player save\n";	4013	info "emergency_perl_save: end player save\n";
3289		4014
3290	warn "begin emergency map save\n";	4015	cf::write_runtime_sync; # external watchdog should not bark
		4016
		4017	info "emergency_perl_save: begin map save\n";
3291	for my $path (keys %cf::MAP) {	4018	for my $path (keys %cf::MAP) {
3292	my $map = $cf::MAP{$path} or next;	4019	my $map = $cf::MAP{$path} or next;
3293	$map->valid or next;	4020	$map->valid or next;
3294	$map->save;	4021	$map->save;
3295	}	4022	}
3296	warn "end emergency map save\n";	4023	info "emergency_perl_save: end map save\n";
3297		4024
3298	warn "begin emergency database checkpoint\n";	4025	cf::write_runtime_sync; # external watchdog should not bark
		4026
		4027	info "emergency_perl_save: begin database checkpoint\n";
3299	BDB::db_env_txn_checkpoint $DB_ENV;	4028	BDB::db_env_txn_checkpoint $DB_ENV;
3300	warn "end emergency database checkpoint\n";	4029	info "emergency_perl_save: end database checkpoint\n";
		4030
		4031	info "emergency_perl_save: begin write uuid\n";
		4032	write_uuid_sync 1;
		4033	info "emergency_perl_save: end write uuid\n";
		4034
		4035	cf::write_runtime_sync; # external watchdog should not bark
		4036
		4037	trace "emergency_perl_save: syncing database to disk";
		4038	BDB::db_env_txn_checkpoint $DB_ENV;
		4039
		4040	info "emergency_perl_save: starting sync\n";
		4041	IO::AIO::aio_sync sub {
		4042	info "emergency_perl_save: finished sync\n";
		4043	};
		4044
		4045	cf::write_runtime_sync; # external watchdog should not bark
		4046
		4047	trace "emergency_perl_save: flushing outstanding aio requests";
		4048	while (IO::AIO::nreqs || BDB::nreqs) {
		4049	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4050	}
		4051
		4052	cf::write_runtime_sync; # external watchdog should not bark
3301	};	4053	};
3302		4054
3303	warn "leave emergency perl save\n";	4055	info "emergency_perl_save: leave\n";
3304	}	4056	}
3305		4057
3306	sub post_cleanup {	4058	sub post_cleanup {
3307	my ($make_core) = @_;	4059	my ($make_core) = @_;
3308		4060
		4061	IO::AIO::flush;
		4062
3309	warn Carp::longmess "post_cleanup backtrace"	4063	error Carp::longmess "post_cleanup backtrace"
3310	if $make_core;	4064	if $make_core;
		4065
		4066	my $fh = pidfile;
		4067	unlink $PIDFILE if <$fh> == $$;
		4068	}
		4069
		4070	# a safer delete_package, copied from Symbol
		4071	sub clear_package($) {
		4072	my $pkg = shift;
		4073
		4074	# expand to full symbol table name if needed
		4075	unless ($pkg =~ /^main::.*::$/) {
		4076	$pkg = "main$pkg" if $pkg =~ /^::/;
		4077	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4078	$pkg .= '::' unless $pkg =~ /::$/;
		4079	}
		4080
		4081	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4082	my $stem_symtab = *{$stem}{HASH};
		4083
		4084	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4085	or return;
		4086
		4087	# clear all symbols
		4088	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4089	for my $name (keys %$leaf_symtab) {
		4090	_gv_clear *{"$pkg$name"};
		4091	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4092	}
3311	}	4093	}
3312		4094
3313	sub do_reload_perl() {	4095	sub do_reload_perl() {
3314	# can/must only be called in main	4096	# can/must only be called in main
3315	if ($Coro::current != $Coro::main) {	4097	unless (in_main) {
3316	warn "can only reload from main coroutine";	4098	error "can only reload from main coroutine";
3317	return;	4099	return;
3318	}	4100	}
3319		4101
3320	warn "reloading...";	4102	return if $RELOAD++;
3321		4103
3322	warn "entering sync_job";	4104	my $t1 = AE::time;
3323		4105
		4106	while ($RELOAD) {
		4107	cf::get_slot 0.1, -1, "reload_perl";
		4108	info "perl_reload: reloading...";
		4109
		4110	trace "perl_reload: entering sync_job";
		4111
3324	cf::sync_job {	4112	cf::sync_job {
3325	cf::write_runtime; # external watchdog should not bark
3326	cf::emergency_save;	4113	#cf::emergency_save;
3327	cf::write_runtime; # external watchdog should not bark
3328		4114
3329	warn "syncing database to disk";
3330	BDB::db_env_txn_checkpoint $DB_ENV;
3331
3332	# if anything goes wrong in here, we should simply crash as we already saved
3333
3334	warn "cancelling all WF_AUTOCANCEL watchers";
3335	for (Event::all_watchers) {
3336	$_->cancel if $_->data & WF_AUTOCANCEL;
3337	}
3338
3339	warn "flushing outstanding aio requests";
3340	for (;;) {
3341	BDB::flush;
3342	IO::AIO::flush;
3343	Coro::cede;
3344	last unless IO::AIO::nreqs || BDB::nreqs;
3345	warn "iterate...";
3346	}
3347
3348	++$RELOAD;
3349
3350	warn "cancelling all extension coros";	4115	trace "perl_reload: cancelling all extension coros";
3351	$_->cancel for values %EXT_CORO;	4116	$_->cancel for values %EXT_CORO;
3352	%EXT_CORO = ();	4117	%EXT_CORO = ();
3353		4118
3354	warn "removing commands";	4119	trace "perl_reload: removing commands";
3355	%COMMAND = ();	4120	%COMMAND = ();
3356		4121
3357	warn "removing ext/exti commands";	4122	trace "perl_reload: removing ext/exti commands";
3358	%EXTCMD = ();	4123	%EXTCMD = ();
3359	%EXTICMD = ();	4124	%EXTICMD = ();
3360		4125
3361	warn "unloading/nuking all extensions";	4126	trace "perl_reload: unloading/nuking all extensions";
3362	for my $pkg (@EXTS) {	4127	for my $pkg (@EXTS) {
3363	warn "... unloading $pkg";	4128	trace "... unloading $pkg";
3364		4129
3365	if (my $cb = $pkg->can ("unload")) {	4130	if (my $cb = $pkg->can ("unload")) {
3366	eval {	4131	eval {
3367	$cb->($pkg);	4132	$cb->($pkg);
3368	1	4133	1
3369	} or warn "$pkg unloaded, but with errors: $@";	4134	} or error "$pkg unloaded, but with errors: $@";
		4135	}
		4136
		4137	trace "... clearing $pkg";
		4138	clear_package $pkg;
3370	}	4139	}
3371		4140
3372	warn "... nuking $pkg";
3373	Symbol::delete_package $pkg;
3374	}
3375
3376	warn "unloading all perl modules loaded from $LIBDIR";	4141	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3377	while (my ($k, $v) = each %INC) {	4142	while (my ($k, $v) = each %INC) {
3378	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4143	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3379		4144
3380	warn "... unloading $k";	4145	trace "... unloading $k";
3381	delete $INC{$k};	4146	delete $INC{$k};
3382		4147
3383	$k =~ s/\.pm$//;	4148	$k =~ s/\.pm$//;
3384	$k =~ s/\//::/g;	4149	$k =~ s/\//::/g;
3385		4150
3386	if (my $cb = $k->can ("unload_module")) {	4151	if (my $cb = $k->can ("unload_module")) {
3387	$cb->();	4152	$cb->();
		4153	}
		4154
		4155	clear_package $k;
3388	}	4156	}
3389		4157
3390	Symbol::delete_package $k;
3391	}
3392
3393	warn "getting rid of safe::, as good as possible";	4158	trace "perl_reload: getting rid of safe::, as good as possible";
3394	Symbol::delete_package "safe::$_"	4159	clear_package "safe::$_"
3395	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4160	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3396		4161
3397	warn "unloading cf.pm \"a bit\"";	4162	trace "perl_reload: unloading cf.pm \"a bit\"";
3398	delete $INC{"cf.pm"};	4163	delete $INC{"cf.pm"};
3399	delete $INC{"cf/pod.pm"};	4164	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3400		4165
3401	# don't, removes xs symbols, too,	4166	# don't, removes xs symbols, too,
3402	# and global variables created in xs	4167	# and global variables created in xs
3403	#Symbol::delete_package __PACKAGE__;	4168	#clear_package __PACKAGE__;
3404		4169
3405	warn "unload completed, starting to reload now";	4170	info "perl_reload: unload completed, starting to reload now";
3406		4171
3407	warn "reloading cf.pm";	4172	trace "perl_reload: reloading cf.pm";
3408	require cf;	4173	require cf;
3409	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4174	cf::_connect_to_perl_1;
3410		4175
3411	warn "loading config and database again";	4176	trace "perl_reload: loading config and database again";
3412	cf::reload_config;	4177	cf::reload_config;
3413		4178
3414	warn "loading extensions";	4179	trace "perl_reload: loading extensions";
3415	cf::load_extensions;	4180	cf::load_extensions;
3416		4181
		4182	if ($REATTACH_ON_RELOAD) {
3417	warn "reattaching attachments to objects/players";	4183	trace "perl_reload: reattaching attachments to objects/players";
3418	_global_reattach; # objects, sockets	4184	_global_reattach; # objects, sockets
3419	warn "reattaching attachments to maps";	4185	trace "perl_reload: reattaching attachments to maps";
3420	reattach $_ for values %MAP;	4186	reattach $_ for values %MAP;
3421	warn "reattaching attachments to players";	4187	trace "perl_reload: reattaching attachments to players";
3422	reattach $_ for values %PLAYER;	4188	reattach $_ for values %PLAYER;
		4189	}
3423		4190
3424	warn "leaving sync_job";	4191	cf::_post_init 1;
3425		4192
		4193	trace "perl_reload: leaving sync_job";
		4194
3426	1	4195	1
3427	} or do {	4196	} or do {
3428	warn $@;	4197	error $@;
3429	warn "error while reloading, exiting.";	4198	cf::cleanup "perl_reload: error, exiting.";
3430	exit 1;	4199	};
		4200
		4201	--$RELOAD;
3431	};	4202	}
3432		4203
3433	warn "reloaded";	4204	$t1 = AE::time - $t1;
		4205	info "perl_reload: completed in ${t1}s\n";
3434	};	4206	};
3435		4207
3436	our $RELOAD_WATCHER; # used only during reload	4208	our $RELOAD_WATCHER; # used only during reload
3437		4209
3438	sub reload_perl() {	4210	sub reload_perl() {
3439	# doing reload synchronously and two reloads happen back-to-back,	4211	# doing reload synchronously and two reloads happen back-to-back,
3440	# coro crashes during coro_state_free->destroy here.	4212	# coro crashes during coro_state_free->destroy here.
3441		4213
3442	$RELOAD_WATCHER ||= Event->timer (	4214	$RELOAD_WATCHER ||= cf::async {
3443	reentrant => 0,	4215	Coro::AIO::aio_wait cache_extensions;
3444	after => 0,	4216
3445	data => WF_AUTOCANCEL,	4217	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3446	cb => sub {
3447	do_reload_perl;	4218	do_reload_perl;
3448	undef $RELOAD_WATCHER;	4219	undef $RELOAD_WATCHER;
3449	},	4220	};
3450	);	4221	};
3451	}	4222	}
3452		4223
3453	register_command "reload" => sub {	4224	register_command "reload" => sub {
3454	my ($who, $arg) = @_;	4225	my ($who, $arg) = @_;
3455		4226
…		…
3460	reload_perl;	4231	reload_perl;
3461	};	4232	};
3462	}	4233	}
3463	};	4234	};
3464		4235
3465	unshift @INC, $LIBDIR;	4236	#############################################################################
3466		4237
3467	my $bug_warning = 0;	4238	my $bug_warning = 0;
3468		4239
3469	our @WAIT_FOR_TICK;
3470	our @WAIT_FOR_TICK_BEGIN;
3471
3472	sub wait_for_tick {	4240	sub wait_for_tick() {
3473	return unless $TICK_WATCHER->is_active;	4241	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3474	return if $Coro::current == $Coro::main;
3475		4242
3476	my $signal = new Coro::Signal;	4243	$WAIT_FOR_TICK->wait;
3477	push @WAIT_FOR_TICK, $signal;
3478	$signal->wait;
3479	}	4244	}
3480		4245
3481	sub wait_for_tick_begin {	4246	sub wait_for_tick_begin() {
3482	return unless $TICK_WATCHER->is_active;	4247	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3483	return if $Coro::current == $Coro::main;
3484		4248
3485	my $signal = new Coro::Signal;	4249	my $signal = new Coro::Signal;
3486	push @WAIT_FOR_TICK_BEGIN, $signal;	4250	push @WAIT_FOR_TICK_BEGIN, $signal;
3487	$signal->wait;	4251	$signal->wait;
3488	}	4252	}
3489		4253
3490	$TICK_WATCHER = Event->timer (	4254	sub tick {
3491	reentrant => 0,
3492	parked => 1,
3493	prio => 0,
3494	at => $NEXT_TICK || $TICK,
3495	data => WF_AUTOCANCEL,
3496	cb => sub {
3497	if ($Coro::current != $Coro::main) {	4255	if ($Coro::current != $Coro::main) {
3498	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4256	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3499	unless ++$bug_warning > 10;	4257	unless ++$bug_warning > 10;
3500	return;	4258	return;
3501	}	4259	}
3502		4260
3503	$NOW = $tick_start = Event::time;	4261	cf::one_tick; # one server iteration
3504		4262
3505	cf::server_tick; # one server iteration	4263	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3506		4264
3507	$RUNTIME += $TICK;
3508	$NEXT_TICK += $TICK;
3509
3510	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4265	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3511	$NEXT_RUNTIME_WRITE = $NOW + 10;	4266	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3512	Coro::async_pool {	4267	Coro::async_pool {
3513	$Coro::current->{desc} = "runtime saver";	4268	$Coro::current->{desc} = "runtime saver";
3514	write_runtime	4269	write_runtime_sync
3515	or warn "ERROR: unable to write runtime file: $!";	4270	or error "ERROR: unable to write runtime file: $!";
3516	};
3517	}	4271	};
		4272	}
3518		4273
3519	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4274	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3520	$sig->send;	4275	$sig->send;
3521	}	4276	}
3522	while (my $sig = shift @WAIT_FOR_TICK) {	4277	$WAIT_FOR_TICK->broadcast;
3523	$sig->send;
3524	}
3525		4278
3526	$NOW = Event::time;	4279	$LOAD = ($NOW - $TICK_START) / $TICK;
3527
3528	# if we are delayed by four ticks or more, skip them all
3529	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3530
3531	$TICK_WATCHER->at ($NEXT_TICK);
3532	$TICK_WATCHER->start;
3533
3534	$LOAD = ($NOW - $tick_start) / $TICK;
3535	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4280	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3536		4281
3537	_post_tick;	4282	if (0) {
		4283	if ($NEXT_TICK) {
		4284	my $jitter = $TICK_START - $NEXT_TICK;
		4285	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4286	debug "jitter $JITTER\n";#d#
		4287	}
3538	},	4288	}
3539	);	4289	}
3540		4290
3541	{	4291	{
		4292	# configure BDB
		4293	info "initialising database";
		4294
3542	BDB::min_parallel 8;	4295	BDB::min_parallel 16;
3543	BDB::max_poll_time $TICK * 0.1;	4296	BDB::max_poll_reqs $TICK * 0.1;
3544	$BDB_POLL_WATCHER = Event->io (	4297	#$AnyEvent::BDB::WATCHER->priority (1);
3545	reentrant => 0,
3546	fd => BDB::poll_fileno,
3547	poll => 'r',
3548	prio => 0,
3549	data => WF_AUTOCANCEL,
3550	cb => \&BDB::poll_cb,
3551	);
3552
3553	BDB::set_sync_prepare {
3554	my $status;
3555	my $current = $Coro::current;
3556	(
3557	sub {
3558	$status = $!;
3559	$current->ready; undef $current;
3560	},
3561	sub {
3562	Coro::schedule while defined $current;
3563	$! = $status;
3564	},
3565	)
3566	};
3567		4298
3568	unless ($DB_ENV) {	4299	unless ($DB_ENV) {
3569	$DB_ENV = BDB::db_env_create;	4300	$DB_ENV = BDB::db_env_create;
3570	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4301	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3571	| BDB::LOG_AUTOREMOVE, 1);	4302	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4303	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3572	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4304	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3573	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4305	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3574		4306
3575	cf::sync_job {	4307	cf::sync_job {
3576	eval {	4308	eval {
…		…
3586		4318
3587	cf::cleanup "db_env_open(db): $@" if $@;	4319	cf::cleanup "db_env_open(db): $@" if $@;
3588	};	4320	};
3589	}	4321	}
3590		4322
3591	$BDB_DEADLOCK_WATCHER = Event->timer (	4323	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3592	after => 3,
3593	interval => 1,
3594	hard => 1,
3595	prio => 0,
3596	data => WF_AUTOCANCEL,
3597	cb => sub {
3598	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4324	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3599	},
3600	);	4325	};
3601	$BDB_CHECKPOINT_WATCHER = Event->timer (	4326	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3602	after => 11,
3603	interval => 60,
3604	hard => 1,
3605	prio => 0,
3606	data => WF_AUTOCANCEL,
3607	cb => sub {
3608	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4327	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3609	},
3610	);	4328	};
3611	$BDB_TRICKLE_WATCHER = Event->timer (	4329	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3612	after => 5,
3613	interval => 10,
3614	hard => 1,
3615	prio => 0,
3616	data => WF_AUTOCANCEL,
3617	cb => sub {
3618	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4330	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3619	},
3620	);	4331	};
		4332
		4333	info "database initialised";
3621	}	4334	}
3622		4335
3623	{	4336	{
		4337	# configure IO::AIO
		4338
		4339	info "initialising aio";
3624	IO::AIO::min_parallel 8;	4340	IO::AIO::min_parallel 8;
3625
3626	undef $Coro::AIO::WATCHER;
3627	IO::AIO::max_poll_time $TICK * 0.1;	4341	IO::AIO::max_poll_time $TICK * 0.1;
3628	$AIO_POLL_WATCHER = Event->io (	4342	undef $AnyEvent::AIO::WATCHER;
3629	reentrant => 0,	4343	info "aio initialised";
3630	data => WF_AUTOCANCEL,
3631	fd => IO::AIO::poll_fileno,
3632	poll => 'r',
3633	prio => 0,
3634	cb => \&IO::AIO::poll_cb,
3635	);
3636	}	4344	}
3637		4345
3638	my $_log_backtrace;	4346	our $_log_backtrace;
		4347	our $_log_backtrace_last;
3639		4348
3640	sub _log_backtrace {	4349	sub _log_backtrace {
3641	my ($msg, @addr) = @_;	4350	my ($msg, @addr) = @_;
3642		4351
3643	$msg =~ s/\n//;	4352	$msg =~ s/\n$//;
3644		4353
		4354	if ($_log_backtrace_last eq $msg) {
		4355	LOG llevInfo, "[ABT] $msg\n";
		4356	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3645	# limit the # of concurrent backtraces	4357	# limit the # of concurrent backtraces
3646	if ($_log_backtrace < 2) {	4358	} elsif ($_log_backtrace < 2) {
		4359	$_log_backtrace_last = $msg;
3647	++$_log_backtrace;	4360	++$_log_backtrace;
		4361	my $perl_bt = Carp::longmess $msg;
3648	async {	4362	async {
3649	$Coro::current->{desc} = "abt $msg";	4363	$Coro::current->{desc} = "abt $msg";
3650		4364
3651	my @bt = fork_call {	4365	my @bt = fork_call {
3652	@addr = map { sprintf "%x", $_ } @addr;	4366	@addr = map { sprintf "%x", $_ } @addr;
…		…
3663	}	4377	}
3664		4378
3665	@funcs	4379	@funcs
3666	};	4380	};
3667		4381
3668	LOG llevInfo, "[ABT] $msg\n";	4382	LOG llevInfo, "[ABT] $perl_bt\n";
		4383	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3669	LOG llevInfo, "[ABT] $_\n" for @bt;	4384	LOG llevInfo, "[ABT] $_\n" for @bt;
3670	--$_log_backtrace;	4385	--$_log_backtrace;
3671	};	4386	};
3672	} else {	4387	} else {
3673	LOG llevInfo, "[ABT] $msg\n";	4388	LOG llevInfo, "[ABT] $msg\n";
3674	LOG llevInfo, "[ABT] [suppressed]\n";	4389	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3675	}	4390	}
3676	}	4391	}
3677		4392
3678	# load additional modules	4393	# load additional modules
3679	use cf::pod;	4394	require "cf/$_.pm" for @EXTRA_MODULES;
		4395	cf::_connect_to_perl_2;
3680		4396
3681	END { cf::emergency_save }	4397	END { cf::emergency_save }
3682		4398
3683	1	4399	1
3684		4400

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