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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.385 by root, Fri Oct 12 19:13:26 2007 UTC vs.
Revision 1.591 by root, Tue Nov 6 23:33:15 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Event;	30	use EV;
10	use Opcode;	31	use Opcode;
11	use Safe;	32	use Safe;
12	use Safe::Hole;	33	use Safe::Hole;
13	use Storable ();	34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 4.1 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
24	use Coro::Util ();	54	use Coro::Util ();
25		55
		56	use Guard ();
26	use JSON::XS ();	57	use JSON::XS 2.01 ();
27	use BDB ();	58	use BDB ();
28	use Data::Dumper;	59	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	60	use Fcntl;
31	use YAML::Syck ();	61	use YAML::XS ();
32	use IO::AIO 2.51 ();	62	use IO::AIO ();
33	use Time::HiRes;	63	use Time::HiRes;
34	use Compress::LZF;	64	use Compress::LZF;
35	use Digest::MD5 ();	65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
36		68
37	# configure various modules to our taste	69	# configure various modules to our taste
38	#	70	#
39	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	72	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		73
		74	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		75
		76	# make sure c-lzf reinitialises itself
		77	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		79
43	$Event::Eval = 1; # no idea why this is required, but it is	80	# strictly for debugging
44		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		82
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
51		86
52	our %COMMAND = ();	87	our %COMMAND = ();
53	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
54		89
55	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	91	our %EXTCMD = ();
57	our %EXTICMD = ();	92	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	93	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	94	our %EXT_MAP = (); # pluggable maps
60		95
61	our $RELOAD; # number of reloads so far	96	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	97	our @EVENT;
		98	our @REFLECT; # set by XS
		99	our %REFLECT; # set by us
63		100
64	our $CONFDIR = confdir;	101	our $CONFDIR = confdir;
		102
65	our $DATADIR = datadir;	103	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
		107
69	our $LOCALDIR = localdir;	108	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	109	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	110	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	111	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	112	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	113	our $BDBDIR = "$LOCALDIR/db";
		114	our $PIDFILE = "$LOCALDIR/pid";
		115	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		116
		117	#our %RESOURCE; # unused
		118
		119	our $OUTPUT_RATE_MIN = 3000;
		120	our $OUTPUT_RATE_MAX = 1000000;
		121
		122	our $MAX_LINKS = 32; # how many chained exits to follow
		123	our $VERBOSE_IO = 1;
75		124
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	125	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	126	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	127	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	128	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		129
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	130	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	131	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	132	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	133	our $DB_ENV;
89		134
		135	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		136
90	our %CFG;	137	our %CFG;
		138	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
91		139
92	our $UPTIME; $UPTIME ||= time;	140	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	141	our $RUNTIME = 0;
		142	our $SERVER_TICK = 0;
		143	our $NOW;
94		144
95	our (%PLAYER, %PLAYER_LOADING); # all users	145	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	146	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	147	our $LINK_MAP; # the special {link} map, which is always available
98		148
99	# used to convert map paths into valid unix filenames by replacing / by ∕	149	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	150	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		151
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	152	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	153	our $LOADAVG; # same thing, but with alpha-smoothing
		154	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	155	our $TICK_START; # for load detecting purposes
		156
		157	our @POST_INIT;
		158
		159	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		160	our $REALLY_UNLOOP; # never set to true, please :)
		161
		162	our $WAIT_FOR_TICK = new Coro::Signal;
		163	our @WAIT_FOR_TICK_BEGIN;
105		164
106	binmode STDOUT;	165	binmode STDOUT;
107	binmode STDERR;	166	binmode STDERR;
108		167
109	# read virtual server time, if available	168	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	169	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	170	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	171	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	172	$RUNTIME = <$fh> + 0.;
114	}	173	}
		174
		175	eval "sub TICK() { $TICK } 1" or die;
115		176
116	mkdir $_	177	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	178	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		179
119	our $EMERGENCY_POSITION;	180	our $EMERGENCY_POSITION;
120		181
121	sub cf::map::normalise;	182	sub cf::map::normalise;
122		183
		184	sub in_main() {
		185	$Coro::current == $Coro::main
		186	}
		187
123	#############################################################################	188	#############################################################################
124		189
		190	%REFLECT = ();
		191	for (@REFLECT) {
		192	my $reflect = JSON::XS::decode_json $_;
		193	$REFLECT{$reflect->{class}} = $reflect;
		194	}
		195
		196	# this is decidedly evil
		197	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		198
		199	#############################################################################
		200
125	=head2 GLOBAL VARIABLES	201	=head2 GLOBAL VARIABLES
126		202
127	=over 4	203	=over 4
128		204
129	=item $cf::UPTIME	205	=item $cf::UPTIME
130		206
131	The timestamp of the server start (so not actually an uptime).	207	The timestamp of the server start (so not actually an "uptime").
		208
		209	=item $cf::SERVER_TICK
		210
		211	An unsigned integer that starts at zero when the server is started and is
		212	incremented on every tick.
		213
		214	=item $cf::NOW
		215
		216	The (real) time of the last (current) server tick - updated before and
		217	after tick processing, so this is useful only as a rough "what time is it
		218	now" estimate.
		219
		220	=item $cf::TICK
		221
		222	The interval between each server tick, in seconds.
132		223
133	=item $cf::RUNTIME	224	=item $cf::RUNTIME
134		225
135	The time this server has run, starts at 0 and is increased by $cf::TICK on	226	The time this server has run, starts at 0 and is increased by $cf::TICK on
136	every server tick.	227	every server tick.
137		228
138	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	229	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
139	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	230	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
140	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	231	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
141		232
142	Various directories - "/etc", read-only install directory, perl-library	233	Various directories - "/etc", read-only install directory, perl-library
143	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	234	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
144	unique-items directory, player file directory, random maps directory and	235	unique-items directory, player file directory, random maps directory and
145	database environment.	236	database environment.
146		237
147	=item $cf::NOW
148
149	The time of the last (current) server tick.
150
151	=item $cf::TICK
152
153	The interval between server ticks, in seconds.
154
155	=item $cf::LOADAVG	238	=item $cf::LOADAVG
156		239
157	The current CPU load on the server (alpha-smoothed), as a value between 0	240	The current CPU load on the server (alpha-smoothed), as a value between 0
158	(none) and 1 (overloaded), indicating how much time is spent on processing	241	(none) and 1 (overloaded), indicating how much time is spent on processing
159	objects per tick. Healthy values are < 0.5.	242	objects per tick. Healthy values are < 0.5.
…		…
162		245
163	The raw value load value from the last tick.	246	The raw value load value from the last tick.
164		247
165	=item %cf::CFG	248	=item %cf::CFG
166		249
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	250	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	251	from wherever your confdir points to.
169		252
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	253	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		254
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	255	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	256	returns directly I<after> the tick processing (and consequently, can only wake one thread
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	257	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		258
		259	Note that cf::Wait_for_tick will immediately return when the server is not
		260	ticking, making it suitable for small pauses in threads that need to run
		261	when the server is paused. If that is not applicable (i.e. you I<really>
		262	want to wait, use C<$cf::WAIT_FOR_TICK>).
		263
		264	=item $cf::WAIT_FOR_TICK
		265
		266	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		267	variable contains a L<Coro::Signal> that is broadcats after every server
		268	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		269	next server tick.
		270
		271	=cut
		272
		273	sub wait_for_tick();
		274	sub wait_for_tick_begin();
		275
176	=item @cf::INVOKE_RESULTS	276	=item @cf::INVOKE_RESULTS
177		277
178	This array contains the results of the last C<invoke ()> call. When	278	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	279	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	280	that call.
181		281
		282	=item %cf::REFLECT
		283
		284	Contains, for each (C++) class name, a hash reference with information
		285	about object members (methods, scalars, arrays and flags) and other
		286	metadata, which is useful for introspection.
		287
182	=back	288	=back
183		289
184	=cut	290	=cut
185		291
186	BEGIN {	292	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	293	sub warn (@) { LOG llevWarn , join "", @_ }
		294	sub info (@) { LOG llevInfo , join "", @_ }
		295	sub debug(@) { LOG llevDebug, join "", @_ }
		296	sub trace(@) { LOG llevTrace, join "", @_ }
		297
		298	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	299	my $msg = join "", @_;
189		300
190	$msg .= "\n"	301	$msg .= "\n"
191	unless $msg =~ /\n$/;	302	unless $msg =~ /\n$/;
192		303
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	304	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		305
195	LOG llevError, $msg;	306	LOG llevWarn, $msg;
196	};	307	};
197	}	308
		309	$Coro::State::DIEHOOK = sub {
		310	return unless $^S eq 0; # "eq", not "=="
		311
		312	error Carp::longmess $_[0];
		313
		314	if (in_main) {#d#
		315	error "DIEHOOK called in main context, Coro bug?\n";#d#
		316	return;#d#
		317	}#d#
		318
		319	# kill coroutine otherwise
		320	Coro::terminate
		321	};
198		322
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	323	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	324	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	325	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	326	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	333	for my $pkg (qw(
210	cf::global cf::attachable	334	cf::global cf::attachable
211	cf::object cf::object::player	335	cf::object cf::object::player
212	cf::client cf::player	336	cf::client cf::player
213	cf::arch cf::living	337	cf::arch cf::living
		338	cf::map cf::mapspace
214	cf::map cf::party cf::region	339	cf::party cf::region
215	)) {	340	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	341	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	342	}
219		343
220	$Event::DIED = sub {	344	$EV::DIED = sub {
221	warn "error in event callback: @_";	345	warn "error in event callback: $@";
222	};	346	};
		347
		348	#############################################################################
		349
		350	sub fork_call(&@);
		351	sub get_slot($;$$);
223		352
224	#############################################################################	353	#############################################################################
225		354
226	=head2 UTILITY FUNCTIONS	355	=head2 UTILITY FUNCTIONS
227		356
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	377	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	378	$d
250	} || "[unable to dump $_[0]: '$@']";	379	} || "[unable to dump $_[0]: '$@']";
251	}	380	}
252		381
		382	=item $scalar = cf::load_file $path
		383
		384	Loads the given file from path and returns its contents. Croaks on error
		385	and can block.
		386
		387	=cut
		388
		389	sub load_file($) {
		390	0 <= aio_load $_[0], my $data
		391	or Carp::croak "$_[0]: $!";
		392
		393	$data
		394	}
		395
		396	=item $success = cf::replace_file $path, $data, $sync
		397
		398	Atomically replaces the file at the given $path with new $data, and
		399	optionally $sync the data to disk before replacing the file.
		400
		401	=cut
		402
		403	sub replace_file($$;$) {
		404	my ($path, $data, $sync) = @_;
		405
		406	my $lock = cf::lock_acquire ("replace_file:$path");
		407
		408	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		409	or return;
		410
		411	$data = $data->() if ref $data;
		412
		413	length $data == aio_write $fh, 0, (length $data), $data, 0
		414	or return;
		415
		416	!$sync
		417	or !aio_fsync $fh
		418	or return;
		419
		420	aio_close $fh
		421	and return;
		422
		423	aio_rename "$path~", $path
		424	and return;
		425
		426	if ($sync) {
		427	$path =~ s%/[^/]*$%%;
		428	aio_pathsync $path;
		429	}
		430
		431	1
		432	}
		433
253	=item $ref = cf::from_json $json	434	=item $ref = cf::decode_json $json
254		435
255	Converts a JSON string into the corresponding perl data structure.	436	Converts a JSON string into the corresponding perl data structure.
256		437
257	=item $json = cf::to_json $ref	438	=item $json = cf::encode_json $ref
258		439
259	Converts a perl data structure into its JSON representation.	440	Converts a perl data structure into its JSON representation.
260		441
261	=cut	442	=cut
262		443
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	444	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		445
265	sub to_json ($) { $json_coder->encode ($_[0]) }	446	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	447	sub decode_json($) { $json_coder->decode ($_[0]) }
		448
		449	=item $ref = cf::decode_storable $scalar
		450
		451	Same as Coro::Storable::thaw, so blocks.
		452
		453	=cut
		454
		455	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		456
		457	=item $ref = cf::decode_yaml $scalar
		458
		459	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		460
		461	=cut
		462
		463	sub decode_yaml($) {
		464	fork_call { YAML::XS::Load $_[0] } @_
		465	}
		466
		467	=item $scalar = cf::unlzf $scalar
		468
		469	Same as Compress::LZF::compress, but takes server ticks into account, so
		470	blocks.
		471
		472	=cut
		473
		474	sub unlzf($) {
		475	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		476	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		477	Compress::LZF::decompress $_[0]
		478	}
		479
		480	=item cf::post_init { BLOCK }
		481
		482	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		483	but I<before> the server starts ticking again.
		484
		485	The codeblock will have a single boolean argument to indicate whether this
		486	is a reload or not.
		487
		488	=cut
		489
		490	sub post_init(&) {
		491	push @POST_INIT, shift;
		492	}
		493
		494	sub _post_init {
		495	trace "running post_init jobs";
		496
		497	# run them in parallel...
		498
		499	my @join;
		500
		501	while () {
		502	push @join, map &Coro::async ($_, 0), @POST_INIT;
		503	@POST_INIT = ();
		504
		505	@join or last;
		506
		507	(pop @join)->join;
		508	}
		509	}
267		510
268	=item cf::lock_wait $string	511	=item cf::lock_wait $string
269		512
270	Wait until the given lock is available. See cf::lock_acquire.	513	Wait until the given lock is available. See cf::lock_acquire.
271		514
272	=item my $lock = cf::lock_acquire $string	515	=item my $lock = cf::lock_acquire $string
273		516
274	Wait until the given lock is available and then acquires it and returns	517	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	518	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	519	for example when the coroutine gets canceled), the lock is automatically
277	returned.	520	returned.
278		521
279	Locks are *not* recursive, locking from the same coro twice results in a	522	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	523	deadlocked coro.
…		…
286		529
287	Return true if the lock is currently active, i.e. somebody has locked it.	530	Return true if the lock is currently active, i.e. somebody has locked it.
288		531
289	=cut	532	=cut
290		533
291	our %LOCK;	534	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		535
294	sub lock_wait($) {	536	sub lock_wait($) {
295	my ($key) = @_;	537	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	538	}
308		539
309	sub lock_acquire($) {	540	sub lock_acquire($) {
310	my ($key) = @_;	541	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	542	}
324		543
325	sub lock_active($) {	544	sub lock_active($) {
326	my ($key) = @_;	545	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	546	}
330		547
331	sub freeze_mainloop {	548	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	549	tick_inhibit_inc;
333		550
334	my $guard = Coro::guard {	551	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	552	}
336	};	553
337	$TICK_WATCHER->stop;	554	=item cf::periodic $interval, $cb
338	$guard	555
		556	Like EV::periodic, but randomly selects a starting point so that the actions
		557	get spread over time.
		558
		559	=cut
		560
		561	sub periodic($$) {
		562	my ($interval, $cb) = @_;
		563
		564	my $start = rand List::Util::min 180, $interval;
		565
		566	EV::periodic $start, $interval, 0, $cb
339	}	567	}
340		568
341	=item cf::get_slot $time[, $priority[, $name]]	569	=item cf::get_slot $time[, $priority[, $name]]
342		570
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	571	Allocate $time seconds of blocking CPU time at priority C<$priority>
344	This call blocks and returns only when you have at least C<$time> seconds	572	(default: 0): This call blocks and returns only when you have at least
345	of cpu time till the next tick. The slot is only valid till the next cede.	573	C<$time> seconds of cpu time till the next tick. The slot is only valid
		574	till the next cede.
		575
		576	Background jobs should use a priority les than zero, interactive jobs
		577	should use 100 or more.
346		578
347	The optional C<$name> can be used to identify the job to run. It might be	579	The optional C<$name> can be used to identify the job to run. It might be
348	used for statistical purposes and should identify the same time-class.	580	used for statistical purposes and should identify the same time-class.
349		581
350	Useful for short background jobs.	582	Useful for short background jobs.
351		583
352	=cut	584	=cut
353		585
354	our @SLOT_QUEUE;	586	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	587	our $SLOT_QUEUE;
		588	our $SLOT_DECAY = 0.9;
356		589
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	590	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	591	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	592	$Coro::current->desc ("timeslot manager");
360		593
361	my $signal = new Coro::Signal;	594	my $signal = new Coro::Signal;
		595	my $busy;
362		596
363	while () {	597	while () {
364	next_job:	598	next_job:
		599
365	my $avail = cf::till_tick;	600	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	601
367	for (0 .. $#SLOT_QUEUE) {	602	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	603	if ($SLOT_QUEUE[$_][0] <= $avail) {
		604	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	605	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	606	$job->[2]->send;
371	Coro::cede;	607	Coro::cede;
372	goto next_job;	608	goto next_job;
373	}	609	} else {
		610	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	611	}
375	}	612	}
376		613
377	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
378	# we do not use wait_for_tick() as it returns immediately when tick is inactive	615	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
380	$signal->wait;
381	} else {	617	} else {
		618	$busy = 0;
382	Coro::schedule;	619	Coro::schedule;
383	}	620	}
384	}	621	}
385	};	622	};
386		623
387	sub get_slot($;$$) {	624	sub get_slot($;$$) {
		625	return if tick_inhibit || $Coro::current == $Coro::main;
		626
388	my ($time, $pri, $name) = @_;	627	my ($time, $pri, $name) = @_;
389		628
390	$time = $TICK * .6 if $time > $TICK * .6;	629	$time = clamp $time, 0.01, $TICK * .6;
		630
391	my $sig = new Coro::Signal;	631	my $sig = new Coro::Signal;
392		632
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	633	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	634	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	635	$SLOT_QUEUE->ready;
…		…
406		646
407	BEGIN { *async = \&Coro::async_pool }	647	BEGIN { *async = \&Coro::async_pool }
408		648
409	=item cf::sync_job { BLOCK }	649	=item cf::sync_job { BLOCK }
410		650
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	651	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	652	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	653	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	654	acceptable.
415		655
416	If it must be done, put the blocking parts into C<sync_job>. This will run	656	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	657	the given BLOCK in another coroutine while waiting for the result. The
…		…
421	=cut	661	=cut
422		662
423	sub sync_job(&) {	663	sub sync_job(&) {
424	my ($job) = @_;	664	my ($job) = @_;
425		665
426	if ($Coro::current == $Coro::main) {	666	if (in_main) {
427	my $time = Event::time;	667	my $time = AE::time;
428		668
429	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
431		671
432	LOG llevError, Carp::longmess "sync job";#d#	672	#LOG llevError, Carp::longmess "sync job";#d#
433		673
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
437		675
438	my $busy = 1;	676	my $busy = 1;
439	my @res;	677	my @res;
440		678
441	(async {	679	(async {
442	$Coro::current->desc ("sync job coro");	680	$Coro::current->desc ("sync job coro");
443	@res = eval { $job->() };	681	@res = eval { $job->() };
444	warn $@ if $@;	682	error $@ if $@;
445	undef $busy;	683	undef $busy;
446	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
447		685
448	while ($busy) {	686	while ($busy) {
449	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	return 1;#d#	1289	++$SLOW_MERGES;#d#
977		1290
978	#todo#d# kill yourself and do some recursive checking manually without storable	1291	# we do the slow way here
979	sync_job {	1292	return _object_equal $ob1, $ob2
980	my $guard = Coro::Storable::guard;
981	local $Storable::canonical = 1;
982	my $fob1 = Storable::freeze $ob1;
983	my $fob2 = Storable::freeze $ob2;
984	$fob1 eq $fob2
985	}
986	}	1293	}
987		1294
988	sub reattach {	1295	sub reattach {
989	# basically do the same as instantiate, without calling instantiate	1296	# basically do the same as instantiate, without calling instantiate
990	my ($obj) = @_;	1297	my ($obj) = @_;
991		1298
		1299	# no longer needed after getting rid of delete_package?
992	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
993		1301
994	my $registry = $obj->registry;	1302	my $registry = $obj->registry;
995		1303
996	@$registry = ();	1304	@$registry = ();
997		1305
…		…
1002	for (@$attach) {	1310	for (@$attach) {
1003	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
1004	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
1005	}	1313	}
1006	} else {	1314	} else {
1007	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
1008	}	1316	}
1009	}	1317	}
1010	}	1318	}
1011		1319
1012	cf::attachable->attach (	1320	cf::attachable->attach (
1013	prio => -1000000,	1321	prio => -1000000,
1014	on_instantiate => sub {	1322	on_instantiate => sub {
1015	my ($obj, $data) = @_;	1323	my ($obj, $data) = @_;
1016		1324
1017	$data = from_json $data;	1325	$data = decode_json $data;
1018		1326
1019	for (@$data) {	1327	for (@$data) {
1020	my ($name, $args) = @$_;	1328	my ($name, $args) = @$_;
1021		1329
1022	$obj->attach ($name, %{$args || {} });	1330	$obj->attach ($name, %{$args || {} });
…		…
1039	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1040		1348
1041	sync_job {	1349	sync_job {
1042	if (length $$rdata) {	1350	if (length $$rdata) {
1043	utf8::decode (my $decname = $filename);	1351	utf8::decode (my $decname = $filename);
1044	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1045	$decname, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1046		1355
1047	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1048	chmod SAVE_MODE, $fh;	1357	aio_chmod $fh, SAVE_MODE;
1049	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1050	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	}
1051	close $fh;	1363	aio_close $fh;
1052		1364
1053	if (@$objs) {	1365	if (@$objs) {
1054	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) {
1055	chmod SAVE_MODE, $fh;	1367	aio_chmod $fh, SAVE_MODE;
1056	my $data = Coro::Storable::blocking_nfreeze { version => 1, objs => $objs };	1368	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1057	aio_write $fh, 0, (length $data), $data, 0;	1369	aio_write $fh, 0, (length $data), $data, 0;
1058	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	}
1059	close $fh;	1374	aio_close $fh;
1060	aio_rename "$filename.pst~", "$filename.pst";	1375	aio_rename "$filename.pst~", "$filename.pst";
1061	}	1376	}
1062	} else {	1377	} else {
1063	aio_unlink "$filename.pst";	1378	aio_unlink "$filename.pst";
1064	}	1379	}
1065		1380
1066	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
		1382
		1383	$filename =~ s%/[^/]+$%%;
		1384	aio_pathsync $filename if $cf::USE_FSYNC;
1067	} else {	1385	} else {
1068	warn "FATAL: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1069	}	1387	}
1070	} else {	1388	} else {
1071	aio_unlink $filename;	1389	aio_unlink $filename;
1072	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1073	}	1391	}
…		…
1092		1410
1093	unless (aio_stat "$filename.pst") {	1411	unless (aio_stat "$filename.pst") {
1094	(aio_load "$filename.pst", $av) >= 0	1412	(aio_load "$filename.pst", $av) >= 0
1095	or return;	1413	or return;
1096		1414
1097	my $st = eval { Coro::Storable::thaw $av }	1415	my $st = eval { Coro::Storable::thaw $av };
1098	|| eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1099	$av = $st->{objs};	1416	$av = $st->{objs};
1100	}	1417	}
1101		1418
1102	utf8::decode (my $decname = $filename);	1419	utf8::decode (my $decname = $filename);
1103	warn sprintf "loading %s (%d,%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1104	$decname, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
1105		1423
1106	($data, $av)	1424	($data, $av)
1107	}	1425	}
1108		1426
1109	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
…		…
1165	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1166		1484
1167	$EXTICMD{$name} = $cb;	1485	$EXTICMD{$name} = $cb;
1168	}	1486	}
1169		1487
		1488	use File::Glob ();
		1489
1170	cf::player->attach (	1490	cf::player->attach (
1171	on_command => sub {	1491	on_unknown_command => sub {
1172	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1173		1493
1174	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1175	or return;	1495	or return;
1176		1496
…		…
1184	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1185		1505
1186	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1187		1507
1188	if (ref $msg) {	1508	if (ref $msg) {
1189	my ($type, $reply, @payload) =	1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1190	"ARRAY" eq ref $msg
1191	? @$msg
1192	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1193		1510
1194	my @reply;	1511	my @reply;
1195		1512
1196	if (my $cb = $EXTCMD{$type}) {	1513	if (my $cb = $EXTCMD{$type}) {
1197	@reply = $cb->($pl, @payload);	1514	@reply = $cb->($pl, @payload);
…		…
1199		1516
1200	$pl->ext_reply ($reply, @reply)	1517	$pl->ext_reply ($reply, @reply)
1201	if $reply;	1518	if $reply;
1202		1519
1203	} else {	1520	} else {
1204	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1205	}	1522	}
1206		1523
1207	cf::override;	1524	cf::override;
1208	},	1525	},
1209	);	1526	);
1210		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
1211	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1212	cf::sync_job {	1557	cf::sync_job {
1213	my %todo;	1558	my %todo;
1214		1559
1215	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1216	next unless -r $path;	1561	next unless -r $path;
…		…
1234		1579
1235	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1236	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1237		1582
1238	$ext{source} =	1583	$ext{source} =
1239	"package $pkg; use strict; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1240	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1241	. $source	1586	. $source
1242	. "\n};\n1";	1587	. "\n};\n1";
1243		1588
1244	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1245	}	1590	}
1246		1591
		1592	my $pass = 0;
1247	my %done;	1593	my %done;
1248	while (%todo) {	1594	while (%todo) {
1249	my $progress;	1595	my $progress;
1250		1596
		1597	++$pass;
		1598
		1599	ext:
1251	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1252	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1253	goto skip	1602	next ext
1254	unless exists $done{$_};	1603	unless exists $done{$_};
1255	}	1604	}
1256		1605
1257	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1258		1607
1259	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 $@) {
1260	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1261	: "$v->{base}: extension inactive.\n";
1262		1621
		1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1263	if (exists $v->{meta}{mandatory}) {	1623	if exists $v->{meta}{mandatory};
1264	warn $msg;	1624
1265	warn "mandatory extension failed to load, exiting.\n";	1625	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1266	exit 1;	1626	delete $todo{$k};
1267	}	1627	} else {
1268		1628	$done{$k} = delete $todo{$k};
1269	warn $msg;	1629	push @EXTS, $v->{pkg};
		1630	$progress = 1;
		1631
		1632	info "$v->{base}: extension inactive.\n"
		1633	unless $active;
1270	}	1634	}
1271
1272	$done{$k} = delete $todo{$k};
1273	push @EXTS, $v->{pkg};
1274	$progress = 1;
1275	}	1635	}
1276		1636
1277	skip:	1637	unless ($progress) {
1278	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1279	unless $progress;	1639
		1640	while (my ($k, $v) = each %todo) {
		1641	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1642	if exists $v->{meta}{mandatory};
		1643	}
		1644
		1645	last;
		1646	}
1280	}	1647	}
1281	};	1648	};
1282	}	1649	}
1283		1650
1284	#############################################################################	1651	#############################################################################
1285		1652
1286	=back	1653	=back
1287		1654
1288	=head2 CORE EXTENSIONS	1655	=head2 CORE EXTENSIONS
1289		1656
1290	Functions and methods that extend core crossfire objects.	1657	Functions and methods that extend core deliantra objects.
1291		1658
1292	=cut	1659	=cut
1293		1660
1294	package cf::player;	1661	package cf::player;
1295		1662
…		…
1338		1705
1339	sub exists($) {	1706	sub exists($) {
1340	my ($login) = @_;	1707	my ($login) = @_;
1341		1708
1342	$cf::PLAYER{$login}	1709	$cf::PLAYER{$login}
1343	or cf::sync_job { !aio_stat path $login }	1710	or !aio_stat path $login
1344	}	1711	}
1345		1712
1346	sub find($) {	1713	sub find($) {
1347	return $cf::PLAYER{$_[0]} || do {	1714	return $cf::PLAYER{$_[0]} || do {
1348	my $login = $_[0];	1715	my $login = $_[0];
…		…
1360	my $f = new_from_file cf::object::thawer path $login	1727	my $f = new_from_file cf::object::thawer path $login
1361	or return;	1728	or return;
1362		1729
1363	my $pl = cf::player::load_pl $f	1730	my $pl = cf::player::load_pl $f
1364	or return;	1731	or return;
		1732
1365	local $cf::PLAYER_LOADING{$login} = $pl;	1733	local $cf::PLAYER_LOADING{$login} = $pl;
1366	$f->resolve_delayed_derefs;	1734	$f->resolve_delayed_derefs;
1367	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1368	}	1736	}
1369	}	1737	}
1370	}	1738	}
1371		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($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
1372	sub save($) {	1753	sub save($) {
1373	my ($pl) = @_;	1754	my ($pl) = @_;
1374		1755
1375	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
1376		1757
…		…
1379		1760
1380	return if $pl->{deny_save};	1761	return if $pl->{deny_save};
1381		1762
1382	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1383	$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];
1384		1770
1385	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1386	cf::cede_to_tick;	1772	cf::cede_to_tick;
1387	}	1773	}
1388		1774
…		…
1420	my ($pl) = @_;	1806	my ($pl) = @_;
1421		1807
1422	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1423		1809
1424	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1425	$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
1426		1812
1427	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1428	$pl->deactivate;	1814	$pl->deactivate;
		1815
		1816	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1429	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1430	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1431		1821
1432	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1433	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1434	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1472		1862
1473	for my $login (@$dirs) {	1863	for my $login (@$dirs) {
1474	my $path = path $login;	1864	my $path = path $login;
1475		1865
1476	# a .pst is a dead give-away for a valid player	1866	# a .pst is a dead give-away for a valid player
1477	unless (-e "$path.pst") {	1867	# if no pst file found, open and chekc for blocked users
		1868	if (aio_stat "$path.pst") {
1478	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1869	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1479	aio_read $fh, 0, 512, my $buf, 0 or next;	1870	aio_read $fh, 0, 512, my $buf, 0 or next;
1480	$buf !~ /^password -------------$/m or next; # official not-valid tag	1871	$buf !~ /^password -------------$/m or next; # official not-valid tag
1481	}	1872	}
1482		1873
…		…
1486		1877
1487	\@logins	1878	\@logins
1488	}	1879	}
1489		1880
1490	=item $player->maps	1881	=item $player->maps
		1882
		1883	=item cf::player::maps $login
1491		1884
1492	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1493	player. May block.	1886	player. May block.
1494		1887
1495	=cut	1888	=cut
…		…
1513	}	1906	}
1514		1907
1515	\@paths	1908	\@paths
1516	}	1909	}
1517		1910
1518	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1911	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1519		1912
1520	Expand crossfire pod fragments into protocol xml.	1913	Expand deliantra pod fragments into protocol xml.
1521
1522	=cut
1523
1524	sub expand_cfpod {
1525	((my $self), (local $_)) = @_;
1526
1527	# escape & and <
1528	s/&/&amp;/g;
1529	s/(?<![BIUGHT])</&lt;/g;
1530
1531	# this is buggy, it needs to properly take care of nested <'s
1532
1533	1 while
1534	# replace B<>, I<>, U<> etc.
1535	s/B<([^\>]*)>/<b>$1<\/b>/
1536	|| s/I<([^\>]*)>/<i>$1<\/i>/
1537	|| s/U<([^\>]*)>/<u>$1<\/u>/
1538	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1539	# replace G<male|female> tags
1540	|| s{G<([^>|]*)\|([^>]*)>}{
1541	$self->gender ? $2 : $1
1542	}ge
1543	# replace H<hint text>
1544	|| s{H<([^\>]*)>}
1545	{
1546	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1547	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1548	"")
1549	[$self->{hintmode}]
1550	}ge;
1551
1552	# create single paragraphs (very hackish)
1553	s/(?<=\S)\n(?=\w)/ /g;
1554
1555	# compress some whitespace
1556	s/\s+\n/\n/g; # ws line-ends
1557	s/\n\n+/\n/g; # double lines
1558	s/^\n+//; # beginning lines
1559	s/\n+$//; # ending lines
1560
1561	$_
1562	}
1563
1564	sub hintmode {
1565	$_[0]{hintmode} = $_[1] if @_ > 1;
1566	$_[0]{hintmode}
1567	}
1568		1914
1569	=item $player->ext_reply ($msgid, @msg)	1915	=item $player->ext_reply ($msgid, @msg)
1570		1916
1571	Sends an ext reply to the player.	1917	Sends an ext reply to the player.
1572		1918
…		…
1604		1950
1605	=cut	1951	=cut
1606		1952
1607	sub find_by_path($) {	1953	sub find_by_path($) {
1608	my ($path) = @_;	1954	my ($path) = @_;
		1955
		1956	$path =~ s/^~[^\/]*//; # skip ~login
1609		1957
1610	my ($match, $specificity);	1958	my ($match, $specificity);
1611		1959
1612	for my $region (list) {	1960	for my $region (list) {
1613	if ($region->{match} && $path =~ $region->{match}) {	1961	if ($region->{match} && $path =~ $region->{match}) {
…		…
1639	our $MAX_RESET = 3600;	1987	our $MAX_RESET = 3600;
1640	our $DEFAULT_RESET = 3000;	1988	our $DEFAULT_RESET = 3000;
1641		1989
1642	sub generate_random_map {	1990	sub generate_random_map {
1643	my ($self, $rmp) = @_;	1991	my ($self, $rmp) = @_;
1644	# mit "rum" bekleckern, nicht	1992
		1993	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1994
1645	$self->_create_random_map (	1995	$self->_create_random_map ($rmp);
1646	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1647	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1648	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1649	$rmp->{exit_on_final_map},
1650	$rmp->{xsize}, $rmp->{ysize},
1651	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1652	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1653	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1654	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1655	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1656	(cf::region::find $rmp->{region}), $rmp->{custom}
1657	)
1658	}	1996	}
1659		1997
1660	=item cf::map->register ($regex, $prio)	1998	=item cf::map->register ($regex, $prio)
1661		1999
1662	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
…		…
1667		2005
1668	sub register {	2006	sub register {
1669	my (undef, $regex, $prio) = @_;	2007	my (undef, $regex, $prio) = @_;
1670	my $pkg = caller;	2008	my $pkg = caller;
1671		2009
1672	no strict;
1673	push @{"$pkg\::ISA"}, __PACKAGE__;	2010	push @{"$pkg\::ISA"}, __PACKAGE__;
1674		2011
1675	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2012	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1676	}	2013	}
1677		2014
1678	# also paths starting with '/'	2015	# also paths starting with '/'
1679	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2016	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1680		2017
1681	sub thawer_merge {	2018	sub thawer_merge {
1682	my ($self, $merge) = @_;	2019	my ($self, $merge) = @_;
1683		2020
1684	# we have to keep some variables in memory intact	2021	# we have to keep some variables in memory intact
…		…
1689	}	2026	}
1690		2027
1691	sub normalise {	2028	sub normalise {
1692	my ($path, $base) = @_;	2029	my ($path, $base) = @_;
1693		2030
1694	$path = "$path"; # make sure its a string	2031	$path = "$path"; # make sure it's a string
1695		2032
1696	$path =~ s/\.map$//;	2033	$path =~ s/\.map$//;
1697		2034
1698	# map plan:	2035	# map plan:
1699	#	2036	#
…		…
1714	$base =~ s{[^/]+/?$}{};	2051	$base =~ s{[^/]+/?$}{};
1715	$path = "$base/$path";	2052	$path = "$base/$path";
1716	}	2053	}
1717		2054
1718	for ($path) {	2055	for ($path) {
1719	redo if s{//}{/};
1720	redo if s{/\.?/}{/};	2056	redo if s{/\.?/}{/};
1721	redo if s{/[^/]+/\.\./}{/};	2057	redo if s{/[^/]+/\.\./}{/};
1722	}	2058	}
1723		2059
1724	$path	2060	$path
…		…
1738	$self->init; # pass $1 etc.	2074	$self->init; # pass $1 etc.
1739	return $self;	2075	return $self;
1740	}	2076	}
1741	}	2077	}
1742		2078
1743	Carp::cluck "unable to resolve path '$path' (base '$base').";	2079	Carp::cluck "unable to resolve path '$path' (base '$base')";
1744	()	2080	()
1745	}	2081	}
1746		2082
		2083	# may re-bless or do other evil things
1747	sub init {	2084	sub init {
1748	my ($self) = @_;	2085	my ($self) = @_;
1749		2086
1750	$self	2087	$self
1751	}	2088	}
…		…
1770		2107
1771	# the temporary/swap location	2108	# the temporary/swap location
1772	sub save_path {	2109	sub save_path {
1773	my ($self) = @_;	2110	my ($self) = @_;
1774		2111
1775	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2112	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1776	"$TMPDIR/$path.map"	2113	"$TMPDIR/$path.map"
1777	}	2114	}
1778		2115
1779	# the unique path, undef == no special unique path	2116	# the unique path, undef == no special unique path
1780	sub uniq_path {	2117	sub uniq_path {
1781	my ($self) = @_;	2118	my ($self) = @_;
1782		2119
1783	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2120	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1784	"$UNIQUEDIR/$path"	2121	"$UNIQUEDIR/$path"
1785	}
1786
1787	# and all this just because we cannot iterate over
1788	# all maps in C++...
1789	sub change_all_map_light {
1790	my ($change) = @_;
1791
1792	$_->change_map_light ($change)
1793	for grep $_->outdoor, values %cf::MAP;
1794	}	2122	}
1795		2123
1796	sub decay_objects {	2124	sub decay_objects {
1797	my ($self) = @_;	2125	my ($self) = @_;
1798		2126
…		…
1825	$self->{load_path} = $path;	2153	$self->{load_path} = $path;
1826		2154
1827	1	2155	1
1828	}	2156	}
1829		2157
		2158	# used to laod the header of an original map
1830	sub load_header_orig {	2159	sub load_header_orig {
1831	my ($self) = @_;	2160	my ($self) = @_;
1832		2161
1833	$self->load_header_from ($self->load_path)	2162	$self->load_header_from ($self->load_path)
1834	}	2163	}
1835		2164
		2165	# used to laod the header of an instantiated map
1836	sub load_header_temp {	2166	sub load_header_temp {
1837	my ($self) = @_;	2167	my ($self) = @_;
1838		2168
1839	$self->load_header_from ($self->save_path)	2169	$self->load_header_from ($self->save_path)
1840	}	2170	}
1841		2171
		2172	# called after loading the header from an instantiated map
1842	sub prepare_temp {	2173	sub prepare_temp {
1843	my ($self) = @_;	2174	my ($self) = @_;
1844		2175
1845	$self->last_access ((delete $self->{last_access})	2176	$self->last_access ((delete $self->{last_access})
1846	|| $cf::RUNTIME); #d#	2177	|| $cf::RUNTIME); #d#
1847	# safety	2178	# safety
1848	$self->{instantiate_time} = $cf::RUNTIME	2179	$self->{instantiate_time} = $cf::RUNTIME
1849	if $self->{instantiate_time} > $cf::RUNTIME;	2180	if $self->{instantiate_time} > $cf::RUNTIME;
1850	}	2181	}
1851		2182
		2183	# called after loading the header from an original map
1852	sub prepare_orig {	2184	sub prepare_orig {
1853	my ($self) = @_;	2185	my ($self) = @_;
1854		2186
1855	$self->{load_original} = 1;	2187	$self->{load_original} = 1;
1856	$self->{instantiate_time} = $cf::RUNTIME;	2188	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1880		2212
1881	sub find;	2213	sub find;
1882	sub find {	2214	sub find {
1883	my ($path, $origin) = @_;	2215	my ($path, $origin) = @_;
1884		2216
		2217	cf::cede_to_tick;
		2218
1885	$path = normalise $path, $origin && $origin->path;	2219	$path = normalise $path, $origin;
1886		2220
1887	cf::lock_wait "map_data:$path";#d#remove	2221	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1888	cf::lock_wait "map_find:$path";	2222	my $guard2 = cf::lock_acquire "map_find:$path";
1889		2223
1890	$cf::MAP{$path} || do {	2224	$cf::MAP{$path} || do {
1891	my $guard1 = cf::lock_acquire "map_find:$path";
1892	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1893
1894	my $map = new_from_path cf::map $path	2225	my $map = new_from_path cf::map $path
1895	or return;	2226	or return;
1896		2227
1897	$map->{last_save} = $cf::RUNTIME;	2228	$map->{last_save} = $cf::RUNTIME;
1898		2229
…		…
1900	or return;	2231	or return;
1901		2232
1902	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2233	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1903	# doing this can freeze the server in a sync job, obviously	2234	# doing this can freeze the server in a sync job, obviously
1904	#$cf::WAIT_FOR_TICK->wait;	2235	#$cf::WAIT_FOR_TICK->wait;
		2236	undef $guard2;
1905	undef $guard1;	2237	undef $guard1;
1906	undef $guard2;
1907	$map->reset;	2238	$map->reset;
1908	return find $path;	2239	return find $path;
1909	}	2240	}
1910		2241
1911	$cf::MAP{$path} = $map	2242	$cf::MAP{$path} = $map
1912	}	2243	}
1913	}	2244	}
1914		2245
1915	sub pre_load { }	2246	sub pre_load { }
1916	sub post_load { }	2247	#sub post_load { } # XS
1917		2248
1918	sub load {	2249	sub load {
1919	my ($self) = @_;	2250	my ($self) = @_;
1920		2251
1921	local $self->{deny_reset} = 1; # loading can take a long time	2252	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1924		2255
1925	{	2256	{
1926	my $guard = cf::lock_acquire "map_data:$path";	2257	my $guard = cf::lock_acquire "map_data:$path";
1927		2258
1928	return unless $self->valid;	2259	return unless $self->valid;
1929	return unless $self->in_memory == cf::MAP_SWAPPED;	2260	return unless $self->state == cf::MAP_SWAPPED;
1930
1931	$self->in_memory (cf::MAP_LOADING);
1932		2261
1933	$self->alloc;	2262	$self->alloc;
1934		2263
1935	$self->pre_load;	2264	$self->pre_load;
1936	cf::cede_to_tick;	2265	cf::cede_to_tick;
1937		2266
		2267	if (exists $self->{load_path}) {
1938	my $f = new_from_file cf::object::thawer $self->{load_path};	2268	my $f = new_from_file cf::object::thawer $self->{load_path};
1939	$f->skip_block;	2269	$f->skip_block;
1940	$self->_load_objects ($f)	2270	$self->_load_objects ($f)
1941	or return;	2271	or return;
1942		2272
1943	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2273	$self->post_load_original
1944	if delete $self->{load_original};	2274	if delete $self->{load_original};
1945		2275
1946	if (my $uniq = $self->uniq_path) {	2276	if (my $uniq = $self->uniq_path) {
1947	utf8::encode $uniq;	2277	utf8::encode $uniq;
1948	unless (aio_stat $uniq) {	2278	unless (aio_stat $uniq) {
1949	if (my $f = new_from_file cf::object::thawer $uniq) {	2279	if (my $f = new_from_file cf::object::thawer $uniq) {
1950	$self->clear_unique_items;	2280	$self->clear_unique_items;
1951	$self->_load_objects ($f);	2281	$self->_load_objects ($f);
1952	$f->resolve_delayed_derefs;	2282	$f->resolve_delayed_derefs;
		2283	}
1953	}	2284	}
1954	}	2285	}
1955	}
1956		2286
1957	$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);
1958		2294
1959	cf::cede_to_tick;	2295	cf::cede_to_tick;
1960	# now do the right thing for maps	2296	# now do the right thing for maps
1961	$self->link_multipart_objects;	2297	$self->link_multipart_objects;
1962	$self->difficulty ($self->estimate_difficulty)	2298	$self->difficulty ($self->estimate_difficulty)
…		…
1966	unless ($self->{deny_activate}) {	2302	unless ($self->{deny_activate}) {
1967	$self->decay_objects;	2303	$self->decay_objects;
1968	$self->fix_auto_apply;	2304	$self->fix_auto_apply;
1969	$self->update_buttons;	2305	$self->update_buttons;
1970	cf::cede_to_tick;	2306	cf::cede_to_tick;
1971	$self->set_darkness_map;	2307	#$self->activate; # no longer activate maps automatically
1972	cf::cede_to_tick;
1973	$self->activate;
1974	}	2308	}
1975		2309
1976	$self->{last_save} = $cf::RUNTIME;	2310	$self->{last_save} = $cf::RUNTIME;
1977	$self->last_access ($cf::RUNTIME);	2311	$self->last_access ($cf::RUNTIME);
1978
1979	$self->in_memory (cf::MAP_IN_MEMORY);
1980	}	2312	}
1981		2313
1982	$self->post_load;	2314	$self->post_load;
1983	}
1984		2315
		2316	1
		2317	}
		2318
		2319	# customize the map for a given player, i.e.
		2320	# return the _real_ map. used by e.g. per-player
		2321	# maps to change the path to ~playername/mappath
1985	sub customise_for {	2322	sub customise_for {
1986	my ($self, $ob) = @_;	2323	my ($self, $ob) = @_;
1987		2324
1988	return find "~" . $ob->name . "/" . $self->{path}	2325	return find "~" . $ob->name . "/" . $self->{path}
1989	if $self->per_player;	2326	if $self->per_player;
…		…
1992	# if $self->per_party;	2329	# if $self->per_party;
1993		2330
1994	$self	2331	$self
1995	}	2332	}
1996		2333
1997	# find and load all maps in the 3x3 area around a map
1998	sub load_neighbours {
1999	my ($map) = @_;
2000
2001	my @neigh; # diagonal neighbours
2002
2003	for (0 .. 3) {
2004	my $neigh = $map->tile_path ($_)
2005	or next;
2006	$neigh = find $neigh, $map
2007	or next;
2008	$neigh->load;
2009
2010	push @neigh,
2011	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2012	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2013	}
2014
2015	for (grep defined $_->[0], @neigh) {
2016	my ($path, $origin) = @$_;
2017	my $neigh = find $path, $origin
2018	or next;
2019	$neigh->load;
2020	}
2021	}
2022
2023	sub find_sync {	2334	sub find_sync {
2024	my ($path, $origin) = @_;	2335	my ($path, $origin) = @_;
2025		2336
2026	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, $origin
2027	}	2342	}
2028		2343
2029	sub do_load_sync {	2344	sub do_load_sync {
2030	my ($map) = @_;	2345	my ($map) = @_;
2031		2346
		2347	# it's a bug to call this from the main context
2032	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2348	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2033	if $Coro::current == $Coro::main;	2349	if $Coro::current == $Coro::main;
2034		2350
2035	cf::sync_job { $map->load };	2351	$map->load;
2036	}	2352	}
2037		2353
2038	our %MAP_PREFETCH;	2354	our %MAP_PREFETCH;
2039	our $MAP_PREFETCHER = undef;	2355	our $MAP_PREFETCHER = undef;
2040		2356
2041	sub find_async {	2357	sub find_async {
2042	my ($path, $origin, $load) = @_;	2358	my ($path, $origin, $load) = @_;
2043		2359
2044	$path = normalise $path, $origin && $origin->{path};	2360	$path = normalise $path, $origin;
2045		2361
2046	if (my $map = $cf::MAP{$path}) {	2362	if (my $map = $cf::MAP{$path}) {
2047	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2363	return $map if !$load || $map->linkable;
2048	}	2364	}
2049		2365
2050	$MAP_PREFETCH{$path} |= $load;	2366	$MAP_PREFETCH{$path} |= $load;
2051		2367
2052	$MAP_PREFETCHER ||= cf::async {	2368	$MAP_PREFETCHER ||= cf::async {
…		…
2066	$MAP_PREFETCHER->prio (6);	2382	$MAP_PREFETCHER->prio (6);
2067		2383
2068	()	2384	()
2069	}	2385	}
2070		2386
		2387	# common code, used by both ->save and ->swapout
2071	sub save {	2388	sub _save {
2072	my ($self) = @_;	2389	my ($self) = @_;
2073
2074	my $lock = cf::lock_acquire "map_data:$self->{path}";
2075		2390
2076	$self->{last_save} = $cf::RUNTIME;	2391	$self->{last_save} = $cf::RUNTIME;
2077		2392
2078	return unless $self->dirty;	2393	return unless $self->dirty;
2079		2394
…		…
2088		2403
2089	cf::async {	2404	cf::async {
2090	$Coro::current->{desc} = "map player save";	2405	$Coro::current->{desc} = "map player save";
2091	$_->contr->save for $self->players;	2406	$_->contr->save for $self->players;
2092	};	2407	};
		2408
		2409	cf::get_slot 0.02;
2093		2410
2094	if ($uniq) {	2411	if ($uniq) {
2095	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2412	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2096	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2413	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2097	} else {	2414	} else {
2098	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2415	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2099	}	2416	}
2100	}	2417	}
2101		2418
		2419	sub save {
		2420	my ($self) = @_;
		2421
		2422	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2423
		2424	$self->_save;
		2425	}
		2426
2102	sub swap_out {	2427	sub swap_out {
2103	my ($self) = @_;	2428	my ($self) = @_;
2104		2429
2105	# save first because save cedes
2106	$self->save;
2107
2108	my $lock = cf::lock_acquire "map_data:$self->{path}";	2430	my $lock = cf::lock_acquire "map_data:$self->{path}";
2109		2431
		2432	return if !$self->linkable;
		2433	return if $self->{deny_save};
2110	return if $self->players;	2434	return if $self->players;
2111	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
2112	return if $self->{deny_save};	2452	return 1e99 if $self->{deny_reset};
2113		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
2114	$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};
2115		2486
2116	$self->deactivate;	2487	$self->deactivate;
2117	$_->clear_links_to ($self) for values %cf::MAP;	2488	$_->clear_links_to ($self) for values %cf::MAP;
2118	$self->clear;	2489	$self->clear;
2119	}
2120
2121	sub reset_at {
2122	my ($self) = @_;
2123
2124	# TODO: safety, remove and allow resettable per-player maps
2125	return 1e99 if $self->{deny_reset};
2126
2127	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2128	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2129
2130	$time + $to
2131	}
2132
2133	sub should_reset {
2134	my ($self) = @_;
2135
2136	$self->reset_at <= $cf::RUNTIME
2137	}
2138
2139	sub reset {
2140	my ($self) = @_;
2141
2142	my $lock = cf::lock_acquire "map_data:$self->{path}";
2143
2144	return if $self->players;
2145
2146	warn "resetting map ", $self->path;
2147
2148	$self->in_memory (cf::MAP_SWAPPED);
2149
2150	# need to save uniques path
2151	unless ($self->{deny_save}) {
2152	my $uniq = $self->uniq_path; utf8::encode $uniq;
2153
2154	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2155	if $uniq;
2156	}
2157
2158	delete $cf::MAP{$self->path};
2159
2160	$self->deactivate;
2161	$_->clear_links_to ($self) for values %cf::MAP;
2162	$self->clear;
2163		2490
2164	$self->unlink_save;	2491	$self->unlink_save;
2165	$self->destroy;	2492	$self->destroy;
2166	}	2493	}
2167		2494
…		…
2175		2502
2176	delete $cf::MAP{$self->path};	2503	delete $cf::MAP{$self->path};
2177		2504
2178	$self->unlink_save;	2505	$self->unlink_save;
2179		2506
2180	bless $self, "cf::map";	2507	bless $self, "cf::map::wrap";
2181	delete $self->{deny_reset};	2508	delete $self->{deny_reset};
2182	$self->{deny_save} = 1;	2509	$self->{deny_save} = 1;
2183	$self->reset_timeout (1);	2510	$self->reset_timeout (1);
2184	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2511	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2185		2512
…		…
2234		2561
2235	sub unique_maps() {	2562	sub unique_maps() {
2236	[	2563	[
2237	map {	2564	map {
2238	utf8::decode $_;	2565	utf8::decode $_;
2239	/\.map$/	2566	s/\.map$//; # TODO future compatibility hack
		2567	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2568	? ()
2240	? normalise $_	2569	: normalise $_
2241	: ()
2242	} @{ aio_readdir $UNIQUEDIR or [] }	2570	} @{ aio_readdir $UNIQUEDIR or [] }
2243	]	2571	]
2244	}	2572	}
2245		2573
2246	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	}
2247		2605
2248	=back	2606	=back
2249		2607
2250	=head3 cf::object	2608	=head3 cf::object
2251		2609
…		…
2255		2613
2256	=over 4	2614	=over 4
2257		2615
2258	=item $ob->inv_recursive	2616	=item $ob->inv_recursive
2259		2617
2260	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.
2261		2620
2262	=cut	2621	=cut
2263		2622
2264	sub inv_recursive_;	2623	sub inv_recursive_;
2265	sub inv_recursive_ {	2624	sub inv_recursive_ {
…		…
2270	inv_recursive_ inv $_[0]	2629	inv_recursive_ inv $_[0]
2271	}	2630	}
2272		2631
2273	=item $ref = $ob->ref	2632	=item $ref = $ob->ref
2274		2633
2275	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.
2276		2635
2277	=item $ob = cf::object::deref ($refstring)	2636	=item $ob = cf::object::deref ($refstring)
2278		2637
2279	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,
2280	even if the object actually exists. May block.	2639	even if the object actually exists. May block.
…		…
2312	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
2313	dialogue with the given NPC character.	2672	dialogue with the given NPC character.
2314		2673
2315	=cut	2674	=cut
2316		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
2317	# rough implementation of a future "reply" method that works	2690	# rough implementation of a future "reply" method that works
2318	# with dialog boxes.	2691	# with dialog boxes.
2319	#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
2320	sub cf::object::player::reply($$$;$) {	2693	sub cf::object::player::reply($$$;$) {
2321	my ($self, $npc, $msg, $flags) = @_;	2694	my ($self, $npc, $msg, $flags) = @_;
…		…
2332	my $dialog = $pl->{npc_dialog};	2705	my $dialog = $pl->{npc_dialog};
2333	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2706	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2334		2707
2335	} else {	2708	} else {
2336	$msg = $npc->name . " says: $msg" if $npc;	2709	$msg = $npc->name . " says: $msg" if $npc;
2337	$self->message ($msg, $flags);	2710	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2338	}	2711	}
2339	}	2712	}
2340	}	2713	}
2341		2714
2342	=item $object->send_msg ($channel, $msg, $color, [extra...])	2715	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2367		2740
2368	=item $player_object->enter_link	2741	=item $player_object->enter_link
2369		2742
2370	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}>).
2371		2744
2372	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.
2373	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.
2374		2749
2375	Will never block.	2750	Will never block.
2376		2751
2377	=item $player_object->leave_link ($map, $x, $y)	2752	=item $player_object->leave_link ($map, $x, $y)
2378		2753
…		…
2398	sub cf::object::player::enter_link {	2773	sub cf::object::player::enter_link {
2399	my ($self) = @_;	2774	my ($self) = @_;
2400		2775
2401	$self->deactivate_recursive;	2776	$self->deactivate_recursive;
2402		2777
		2778	++$self->{_link_recursion};
		2779
2403	return if UNIVERSAL::isa $self->map, "ext::map_link";	2780	return if UNIVERSAL::isa $self->map, "ext::map_link";
2404		2781
2405	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2782	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2406	if $self->map && $self->map->{path} ne "{link}";	2783	if $self->map && $self->map->{path} ne "{link}";
2407		2784
2408	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2785	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2409	}	2786	}
2410		2787
2411	sub cf::object::player::leave_link {	2788	sub cf::object::player::leave_link {
2412	my ($self, $map, $x, $y) = @_;	2789	my ($self, $map, $x, $y) = @_;
2413		2790
…		…
2430	($x, $y) = (-1, -1)	2807	($x, $y) = (-1, -1)
2431	unless (defined $x) && (defined $y);	2808	unless (defined $x) && (defined $y);
2432		2809
2433	# use -1 or undef as default coordinates, not 0, 0	2810	# use -1 or undef as default coordinates, not 0, 0
2434	($x, $y) = ($map->enter_x, $map->enter_y)	2811	($x, $y) = ($map->enter_x, $map->enter_y)
2435	if $x <=0 && $y <= 0;	2812	if $x <= 0 && $y <= 0;
2436		2813
2437	$map->load;	2814	$map->load;
2438	$map->load_neighbours;
2439		2815
2440	return unless $self->contr->active;	2816	return unless $self->contr->active;
2441	$self->activate_recursive;
2442		2817
2443	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2818	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2444	$self->enter_map ($map, $x, $y);	2819	if ($self->enter_map ($map, $x, $y)) {
2445	}	2820	# entering was successful
		2821	delete $self->{_link_recursion};
		2822	# only activate afterwards, to support waiting in hooks
		2823	$self->activate_recursive;
		2824	}
2446		2825
		2826	}
		2827
2447	=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)]])
2448		2829
2449	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
2450	her, loading and preparing them map, calling the provided $check callback	2831	her, loading and preparing them map, calling the provided $check callback
2451	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
2452	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
2453	be called at the end of this process.	2834	be called at the end of this process.
2454		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
2455	=cut	2839	=cut
2456		2840
2457	our $GOTOGEN;	2841	our $GOTOGEN;
2458		2842
2459	sub cf::object::player::goto {	2843	sub cf::object::player::goto {
2460	my ($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	}
2461		2851
2462	# 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
2463	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2853	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2464		2854
2465	$self->enter_link;	2855	$self->enter_link;
…		…
2485	($path, $x, $y) = (undef, undef, undef);	2875	($path, $x, $y) = (undef, undef, undef);
2486	}	2876	}
2487	}	2877	}
2488		2878
2489	my $map = eval {	2879	my $map = eval {
2490	my $map = defined $path ? cf::map::find $path : undef;	2880	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2491		2881
2492	if ($map) {	2882	if ($map) {
2493	$map = $map->customise_for ($self);	2883	$map = $map->customise_for ($self);
2494	$map = $check->($map) if $check && $map;	2884	$map = $check->($map, $x, $y, $self) if $check && $map;
2495	} else {	2885	} else {
2496	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2886	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2497	}	2887	}
2498		2888
2499	$map	2889	$map
…		…
2507	if ($gen == $self->{_goto_generation}) {	2897	if ($gen == $self->{_goto_generation}) {
2508	delete $self->{_goto_generation};	2898	delete $self->{_goto_generation};
2509	$self->leave_link ($map, $x, $y);	2899	$self->leave_link ($map, $x, $y);
2510	}	2900	}
2511		2901
2512	$done->() if $done;	2902	$done->($self) if $done;
2513	})->prio (1);	2903	})->prio (1);
2514	}	2904	}
2515		2905
2516	=item $player_object->enter_exit ($exit_object)	2906	=item $player_object->enter_exit ($exit_object)
2517		2907
…		…
2537	}	2927	}
2538		2928
2539	sub prepare_random_map {	2929	sub prepare_random_map {
2540	my ($exit) = @_;	2930	my ($exit) = @_;
2541		2931
2542	my $guard = cf::lock_acquire "exit_prepare:$exit";
2543
2544	# all this does is basically replace the /! path by	2932	# all this does is basically replace the /! path by
2545	# a new random map path (?random/...) with a seed	2933	# a new random map path (?random/...) with a seed
2546	# that depends on the exit object	2934	# that depends on the exit object
2547		2935
2548	my $rmp = parse_random_map_params $exit->msg;	2936	my $rmp = parse_random_map_params $exit->msg;
…		…
2550	if ($exit->map) {	2938	if ($exit->map) {
2551	$rmp->{region} = $exit->region->name;	2939	$rmp->{region} = $exit->region->name;
2552	$rmp->{origin_map} = $exit->map->path;	2940	$rmp->{origin_map} = $exit->map->path;
2553	$rmp->{origin_x} = $exit->x;	2941	$rmp->{origin_x} = $exit->x;
2554	$rmp->{origin_y} = $exit->y;	2942	$rmp->{origin_y} = $exit->y;
		2943
		2944	$exit->map->touch;
2555	}	2945	}
2556		2946
2557	$rmp->{random_seed} ||= $exit->random_seed;	2947	$rmp->{random_seed} ||= $exit->random_seed;
2558		2948
2559	my $data = cf::to_json $rmp;	2949	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2560	my $md5 = Digest::MD5::md5_hex $data;	2950	my $md5 = Digest::MD5::md5_hex $data;
2561	my $meta = "$RANDOMDIR/$md5.meta";	2951	my $meta = "$RANDOMDIR/$md5.meta";
2562		2952
2563	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2953	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2564	aio_write $fh, 0, (length $data), $data, 0;	2954	aio_write $fh, 0, (length $data), $data, 0;
2565	undef $fh;	2955	undef $fh;
2566	aio_rename "$meta~", $meta;	2956	aio_rename "$meta~", $meta;
2567		2957
		2958	my $slaying = "?random/$md5";
		2959
		2960	if ($exit->valid) {
2568	$exit->slaying ("?random/$md5");	2961	$exit->slaying ("?random/$md5");
2569	$exit->msg (undef);	2962	$exit->msg (undef);
		2963	}
2570	}	2964	}
2571	}	2965	}
2572		2966
2573	sub cf::object::player::enter_exit {	2967	sub cf::object::player::enter_exit {
2574	my ($self, $exit) = @_;	2968	my ($self, $exit) = @_;
2575		2969
2576	return unless $self->type == cf::PLAYER;	2970	return unless $self->type == cf::PLAYER;
2577		2971
2578	if ($exit->slaying eq "/!") {
2579	#TODO: this should de-fi-ni-te-ly not be a sync-job
2580	# the problem is that $exit might not survive long enough
2581	# so it needs to be done right now, right here
2582	cf::sync_job { prepare_random_map $exit };
2583	}
2584
2585	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2586	my $hp = $exit->stats->hp;
2587	my $sp = $exit->stats->sp;
2588
2589	$self->enter_link;	2972	$self->enter_link;
2590		2973
2591	# if exit is damned, update players death & WoR home-position
2592	$self->contr->savebed ($slaying, $hp, $sp)
2593	if $exit->flag (FLAG_DAMNED);
2594
2595	(async {	2974	(async {
2596	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2975	$Coro::current->{desc} = "enter_exit";
2597		2976
2598	$self->deactivate_recursive; # just to be sure
2599	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
2600	$self->goto ($slaying, $hp, $sp);	3007	$self->goto ($map, $x, $y);
2601		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
2602	1;	3013	1
2603	}) {	3014	}) {
2604	$self->message ("Something went wrong deep within the crossfire server. "	3015	$self->message ("Something went wrong deep within the deliantra server. "
2605	. "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. "
2606	. "Please report this to the dungeon master!",	3017	. "Please report this to the dungeon master!",
2607	cf::NDI_UNIQUE | cf::NDI_RED);	3018	cf::NDI_UNIQUE | cf::NDI_RED);
2608		3019
2609	warn "ERROR in enter_exit: $@";	3020	error "ERROR in enter_exit: $@";
2610	$self->leave_link;	3021	$self->leave_link;
2611	}	3022	}
2612	})->prio (1);	3023	})->prio (1);
2613	}	3024	}
2614		3025
…		…
2626	sub cf::client::send_drawinfo {	3037	sub cf::client::send_drawinfo {
2627	my ($self, $text, $flags) = @_;	3038	my ($self, $text, $flags) = @_;
2628		3039
2629	utf8::encode $text;	3040	utf8::encode $text;
2630	$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);
2631	}	3067	}
2632		3068
2633	=item $client->send_msg ($channel, $msg, $color, [extra...])	3069	=item $client->send_msg ($channel, $msg, $color, [extra...])
2634		3070
2635	Send a drawinfo or msg packet to the client, formatting the msg for the	3071	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2637	the message, with C<log> being the default. If C<$color> is negative, suppress	3073	the message, with C<log> being the default. If C<$color> is negative, suppress
2638	the message unless the client supports the msg packet.	3074	the message unless the client supports the msg packet.
2639		3075
2640	=cut	3076	=cut
2641		3077
		3078	# non-persistent channels (usually the info channel)
2642	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	},
2643	"c/identify" => {	3086	"c/identify" => {
2644	id => "infobox",	3087	id => "infobox",
2645	title => "Identify",	3088	title => "Identify",
2646	reply => undef,	3089	reply => undef,
2647	tooltip => "Items recently identified",	3090	tooltip => "Items recently identified",
…		…
2650	id => "infobox",	3093	id => "infobox",
2651	title => "Examine",	3094	title => "Examine",
2652	reply => undef,	3095	reply => undef,
2653	tooltip => "Signs and other items you examined",	3096	tooltip => "Signs and other items you examined",
2654	},	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	},
2655	"c/lookat" => {	3110	"c/lookat" => {
2656	id => "infobox",	3111	id => "infobox",
2657	title => "Look",	3112	title => "Look",
2658	reply => undef,	3113	reply => undef,
2659	tooltip => "What you saw there",	3114	tooltip => "What you saw there",
2660	},	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" => $CHAT_CHANNEL,
2661	);	3190	);
2662		3191
2663	sub cf::client::send_msg {	3192	sub cf::client::send_msg {
2664	my ($self, $channel, $msg, $color, @extra) = @_;	3193	my ($self, $channel, $msg, $color, @extra) = @_;
2665		3194
2666	$msg = $self->pl->expand_cfpod ($msg);	3195	$msg = $self->pl->expand_cfpod ($msg)
		3196	unless $color & cf::NDI_VERBATIM;
2667		3197
2668	$color &= cf::NDI_CLIENT_MASK; # just in case...	3198	$color &= cf::NDI_CLIENT_MASK; # just in case...
2669		3199
2670	# check predefined channels, for the benefit of C	3200	# check predefined channels, for the benefit of C
2671	if ($CHANNEL{$channel}) {	3201	if ($CHANNEL{$channel}) {
2672	$channel = $CHANNEL{$channel};	3202	$channel = $CHANNEL{$channel};
2673		3203
2674	$self->ext_msg (channel_info => $channel)	3204	$self->ext_msg (channel_info => $channel);
2675	if $self->can_msg;
2676
2677	$channel = $channel->{id};	3205	$channel = $channel->{id};
2678		3206
2679	} elsif (ref $channel) {	3207	} elsif (ref $channel) {
2680	# send meta info to client, if not yet sent	3208	# send meta info to client, if not yet sent
2681	unless (exists $self->{channel}{$channel->{id}}) {	3209	unless (exists $self->{channel}{$channel->{id}}) {
2682	$self->{channel}{$channel->{id}} = $channel;	3210	$self->{channel}{$channel->{id}} = $channel;
2683	$self->ext_msg (channel_info => $channel)	3211	$self->ext_msg (channel_info => $channel);
2684	if $self->can_msg;
2685	}	3212	}
2686		3213
2687	$channel = $channel->{id};	3214	$channel = $channel->{id};
2688	}	3215	}
2689		3216
2690	return unless @extra || length $msg;	3217	return unless @extra || length $msg;
2691		3218
2692	if ($self->can_msg) {
2693	# default colour, mask it out	3219	# default colour, mask it out
2694	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3220	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2695	if $color & cf::NDI_DEF;	3221	if $color & cf::NDI_DEF;
2696		3222
2697	$self->send_packet ("msg " . $self->{json_coder}->encode (	3223	my $pkt = "msg "
		3224	. $self->{json_coder}->encode (
2698	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3225	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2699	} else {	3226	);
2700	if ($color >= 0) {
2701	# replace some tags by gcfclient-compatible ones
2702	for ($msg) {
2703	1 while
2704	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2705	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2706	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2707	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2708	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2709	}
2710		3227
2711	$color &= cf::NDI_COLOR_MASK;	3228	$self->send_big_packet ($pkt);
2712
2713	utf8::encode $msg;
2714
2715	if (0 && $msg =~ /\[/) {
2716	# COMMAND/INFO
2717	$self->send_packet ("drawextinfo $color 10 8 $msg")
2718	} else {
2719	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2720	$self->send_packet ("drawinfo $color $msg")
2721	}
2722	}
2723	}
2724	}	3229	}
2725		3230
2726	=item $client->ext_msg ($type, @msg)	3231	=item $client->ext_msg ($type, @msg)
2727		3232
2728	Sends an ext event to the client.	3233	Sends an ext event to the client.
…		…
2730	=cut	3235	=cut
2731		3236
2732	sub cf::client::ext_msg($$@) {	3237	sub cf::client::ext_msg($$@) {
2733	my ($self, $type, @msg) = @_;	3238	my ($self, $type, @msg) = @_;
2734		3239
2735	if ($self->extcmd == 2) {
2736	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3240	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2737	} elsif ($self->extcmd == 1) { # TODO: remove
2738	push @msg, msgtype => "event_$type";
2739	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2740	}
2741	}	3241	}
2742		3242
2743	=item $client->ext_reply ($msgid, @msg)	3243	=item $client->ext_reply ($msgid, @msg)
2744		3244
2745	Sends an ext reply to the client.	3245	Sends an ext reply to the client.
…		…
2747	=cut	3247	=cut
2748		3248
2749	sub cf::client::ext_reply($$@) {	3249	sub cf::client::ext_reply($$@) {
2750	my ($self, $id, @msg) = @_;	3250	my ($self, $id, @msg) = @_;
2751		3251
2752	if ($self->extcmd == 2) {
2753	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3252	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2754	} elsif ($self->extcmd == 1) {
2755	#TODO: version 1, remove
2756	unshift @msg, msgtype => "reply", msgid => $id;
2757	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2758	}
2759	}	3253	}
2760		3254
2761	=item $success = $client->query ($flags, "text", \&cb)	3255	=item $success = $client->query ($flags, "text", \&cb)
2762		3256
2763	Queues a query to the client, calling the given callback with	3257	Queues a query to the client, calling the given callback with
…		…
2818	my ($ns, $buf) = @_;	3312	my ($ns, $buf) = @_;
2819		3313
2820	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3314	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2821		3315
2822	if (ref $msg) {	3316	if (ref $msg) {
2823	my ($type, $reply, @payload) =	3317	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2824	"ARRAY" eq ref $msg
2825	? @$msg
2826	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2827		3318
2828	my @reply;	3319	my @reply;
2829		3320
2830	if (my $cb = $EXTICMD{$type}) {	3321	if (my $cb = $EXTICMD{$type}) {
2831	@reply = $cb->($ns, @payload);	3322	@reply = $cb->($ns, @payload);
…		…
2833		3324
2834	$ns->ext_reply ($reply, @reply)	3325	$ns->ext_reply ($reply, @reply)
2835	if $reply;	3326	if $reply;
2836		3327
2837	} else {	3328	} else {
2838	warn "client " . ($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";
2839	}	3330	}
2840		3331
2841	cf::override;	3332	cf::override;
2842	},	3333	},
2843	);	3334	);
…		…
2863		3354
2864	$coro	3355	$coro
2865	}	3356	}
2866		3357
2867	cf::client->attach (	3358	cf::client->attach (
2868	on_destroy => sub {	3359	on_client_destroy => sub {
2869	my ($ns) = @_;	3360	my ($ns) = @_;
2870		3361
2871	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3362	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2872	},	3363	},
2873	);	3364	);
…		…
2889	our $safe_hole = new Safe::Hole;	3380	our $safe_hole = new Safe::Hole;
2890		3381
2891	$SIG{FPE} = 'IGNORE';	3382	$SIG{FPE} = 'IGNORE';
2892		3383
2893	$safe->permit_only (Opcode::opset qw(	3384	$safe->permit_only (Opcode::opset qw(
2894	:base_core :base_mem :base_orig :base_math	3385	:base_core :base_mem :base_orig :base_math :base_loop
2895	grepstart grepwhile mapstart mapwhile	3386	grepstart grepwhile mapstart mapwhile
2896	sort time	3387	sort time
2897	));	3388	));
2898		3389
2899	# here we export the classes and methods available to script code	3390	# here we export the classes and methods available to script code
…		…
2902		3393
2903	The following functions and methods are available within a safe environment:	3394	The following functions and methods are available within a safe environment:
2904		3395
2905	cf::object	3396	cf::object
2906	contr pay_amount pay_player map x y force_find force_add destroy	3397	contr pay_amount pay_player map x y force_find force_add destroy
2907	insert remove name archname title slaying race decrease_ob_nr	3398	insert remove name archname title slaying race decrease split
		3399	value
2908		3400
2909	cf::object::player	3401	cf::object::player
2910	player	3402	player
2911		3403
2912	cf::player	3404	cf::player
…		…
2917		3409
2918	=cut	3410	=cut
2919		3411
2920	for (	3412	for (
2921	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3413	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2922	insert remove inv name archname title slaying race	3414	insert remove inv nrof name archname title slaying race
2923	decrease_ob_nr destroy)],	3415	decrease split destroy change_exp value msg lore send_msg)],
2924	["cf::object::player" => qw(player)],	3416	["cf::object::player" => qw(player)],
2925	["cf::player" => qw(peaceful)],	3417	["cf::player" => qw(peaceful send_msg)],
2926	["cf::map" => qw(trigger)],	3418	["cf::map" => qw(trigger)],
2927	) {	3419	) {
2928	no strict 'refs';
2929	my ($pkg, @funs) = @$_;	3420	my ($pkg, @funs) = @$_;
2930	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3421	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2931	for @funs;	3422	for @funs;
2932	}	3423	}
2933		3424
…		…
2948		3439
2949	my $qcode = $code;	3440	my $qcode = $code;
2950	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3441	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2951	$qcode =~ s/\n/\\n/g;	3442	$qcode =~ s/\n/\\n/g;
2952		3443
		3444	%vars = (_dummy => 0) unless %vars;
		3445
		3446	my @res;
2953	local $_;	3447	local $_;
2954	local @safe::cf::_safe_eval_args = values %vars;
2955		3448
2956	my $eval =	3449	my $eval =
2957	"do {\n"	3450	"do {\n"
2958	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3451	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2959	. "#line 0 \"{$qcode}\"\n"	3452	. "#line 0 \"{$qcode}\"\n"
2960	. $code	3453	. $code
2961	. "\n}"	3454	. "\n}"
2962	;	3455	;
2963		3456
		3457	if ($CFG{safe_eval}) {
2964	sub_generation_inc;	3458	sub_generation_inc;
		3459	local @safe::cf::_safe_eval_args = values %vars;
2965	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3460	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2966	sub_generation_inc;	3461	sub_generation_inc;
		3462	} else {
		3463	local @cf::_safe_eval_args = values %vars;
		3464	@res = wantarray ? eval eval : scalar eval $eval;
		3465	}
2967		3466
2968	if ($@) {	3467	if ($@) {
2969	warn "$@";	3468	warn "$@",
2970	warn "while executing safe code '$code'\n";	3469	"while executing safe code '$code'\n",
2971	warn "with arguments " . (join " ", %vars) . "\n";	3470	"with arguments " . (join " ", %vars) . "\n";
2972	}	3471	}
2973		3472
2974	wantarray ? @res : $res[0]	3473	wantarray ? @res : $res[0]
2975	}	3474	}
2976		3475
…		…
2990	=cut	3489	=cut
2991		3490
2992	sub register_script_function {	3491	sub register_script_function {
2993	my ($fun, $cb) = @_;	3492	my ($fun, $cb) = @_;
2994		3493
2995	no strict 'refs';	3494	$fun = "safe::$fun" if $CFG{safe_eval};
2996	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3495	*$fun = $safe_hole->wrap ($cb);
2997	}	3496	}
2998		3497
2999	=back	3498	=back
3000		3499
3001	=cut	3500	=cut
3002		3501
3003	#############################################################################	3502	#############################################################################
3004	# 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	$idx
		3527	}
3005		3528
3006	sub load_facedata($) {	3529	sub load_facedata($) {
3007	my ($path) = @_;	3530	my ($path) = @_;
3008		3531
3009	# 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
3010	# for this (global event?)	3533	# for this (global event?)
3011	%ext::player_env::MUSIC_FACE_CACHE = ();	3534	%ext::player_env::MUSIC_FACE_CACHE = ();
3012		3535
3013	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3536	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3014		3537
3015	warn "loading facedata from $path\n";	3538	trace "loading facedata from $path\n";
3016		3539
3017	my $facedata;	3540	my $facedata = decode_storable load_file $path;
3018	0 < aio_load $path, $facedata
3019	or die "$path: $!";
3020
3021	$facedata = Coro::Storable::thaw $facedata;
3022		3541
3023	$facedata->{version} == 2	3542	$facedata->{version} == 2
3024	or cf::cleanup "$path: version mismatch, cannot proceed.";	3543	or cf::cleanup "$path: version mismatch, cannot proceed.";
3025		3544
3026	# patch in the exptable
3027	$facedata->{resource}{"res/exp_table"} = {
3028	type => FT_RSRC,
3029	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3030	};
3031	cf::cede_to_tick;	3545	cf::cede_to_tick;
3032		3546
3033	{	3547	{
3034	my $faces = $facedata->{faceinfo};	3548	my $faces = $facedata->{faceinfo};
3035		3549
3036	while (my ($face, $info) = each %$faces) {	3550	for my $face (sort keys %$faces) {
		3551	my $info = $faces->{$face};
3037	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3552	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3553
3038	cf::face::set_visibility $idx, $info->{visibility};	3554	cf::face::set_visibility $idx, $info->{visibility};
3039	cf::face::set_magicmap $idx, $info->{magicmap};	3555	cf::face::set_magicmap $idx, $info->{magicmap};
3040	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3556	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3041	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}} = $idx;#d#
3042		3560
3043	cf::cede_to_tick;	3561	cf::cede_to_tick;
3044	}	3562	}
3045		3563
3046	while (my ($face, $info) = each %$faces) {	3564	while (my ($face, $info) = each %$faces) {
3047	next unless $info->{smooth};	3565	next unless $info->{smooth};
		3566
3048	my $idx = cf::face::find $face	3567	my $idx = cf::face::find $face
3049	or next;	3568	or next;
		3569
3050	if (my $smooth = cf::face::find $info->{smooth}) {	3570	if (my $smooth = cf::face::find $info->{smooth}) {
3051	cf::face::set_smooth $idx, $smooth;	3571	cf::face::set_smooth $idx, $smooth;
3052	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3572	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3053	} else {	3573	} else {
3054	warn "smooth face '$info->{smooth}' not found for face '$face'";	3574	error "smooth face '$info->{smooth}' not found for face '$face'";
3055	}	3575	}
3056		3576
3057	cf::cede_to_tick;	3577	cf::cede_to_tick;
3058	}	3578	}
3059	}	3579	}
…		…
3068		3588
3069	cf::anim::invalidate_all; # d'oh	3589	cf::anim::invalidate_all; # d'oh
3070	}	3590	}
3071		3591
3072	{	3592	{
3073	# TODO: for gcfclient pleasure, we should give resources
3074	# that gcfclient doesn't grok a >10000 face index.
3075	my $res = $facedata->{resource};	3593	my $res = $facedata->{resource};
3076		3594
3077	my $soundconf = delete $res->{"res/sound.conf"};
3078
3079	while (my ($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
3080	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3598	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3081	my $data;
3082		3599
3083	if ($info->{type} & 1) {	3600	cf::face::set_type $idx, $type;
3084	# prepend meta info	3601	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3085		3602	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3086	my $meta = $enc->encode ({	3603	$FACEHASH{$info->{hash}} = $idx;#d#
3087	name => $name,
3088	%{ $info->{meta} || {} },
3089	});
3090
3091	$data = pack "(w/a*)*", $meta, $info->{data};
3092	} else {	3604	} else {
3093	$data = $info->{data};	3605	# $RESOURCE{$name} = $info; # unused
3094	}	3606	}
3095		3607
3096	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3097	cf::face::set_type $idx, $info->{type};
3098
3099	cf::cede_to_tick;	3608	cf::cede_to_tick;
3100	}	3609	}
3101
3102	if ($soundconf) {
3103	$soundconf = $enc->decode (delete $soundconf->{data});
3104
3105	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3106	my $sound = $soundconf->{compat}[$_]
3107	or next;
3108
3109	my $face = cf::face::find "sound/$sound->[1]";
3110	cf::sound::set $sound->[0] => $face;
3111	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3112	}
3113
3114	while (my ($k, $v) = each %{$soundconf->{event}}) {
3115	my $face = cf::face::find "sound/$v";
3116	cf::sound::set $k => $face;
3117	}
3118	}
3119	}	3610	}
		3611
		3612	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3120		3613
3121	1	3614	1
3122	}	3615	}
3123		3616
3124	register_exticmd fx_want => sub {	3617	register_exticmd fx_want => sub {
…		…
3126		3619
3127	while (my ($k, $v) = each %$want) {	3620	while (my ($k, $v) = each %$want) {
3128	$ns->fx_want ($k, $v);	3621	$ns->fx_want ($k, $v);
3129	}	3622	}
3130	};	3623	};
		3624
		3625	sub load_resource_file($) {
		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 $_, 1 .. cf::settings->max_level]
		3641	);
		3642	}
		3643
		3644	sub reload_materials {
		3645	_reload_materials;
		3646	}
3131		3647
3132	sub reload_regions {	3648	sub reload_regions {
3133	# HACK to clear player env face cache, we need some signal framework	3649	# HACK to clear player env face cache, we need some signal framework
3134	# for this (global event?)	3650	# for this (global event?)
3135	%ext::player_env::MUSIC_FACE_CACHE = ();	3651	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3149	}	3665	}
3150		3666
3151	sub reload_archetypes {	3667	sub reload_archetypes {
3152	load_resource_file "$DATADIR/archetypes"	3668	load_resource_file "$DATADIR/archetypes"
3153	or die "unable to load archetypes\n";	3669	or die "unable to load archetypes\n";
3154	#d# NEED to laod twice to resolve forward references	3670
3155	# this really needs to be done in an extra post-pass	3671	add_face "res/skill_info" => FT_RSRC,
3156	# (which needs to be synchronous, so solve it differently)	3672	JSON::XS->new->utf8->canonical->encode (
3157	load_resource_file "$DATADIR/archetypes"	3673	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
3158	or die "unable to load archetypes\n";	3674	);
		3675	add_face "res/spell_paths" => FT_RSRC,
		3676	JSON::XS->new->utf8->canonical->encode (
		3677	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3678	);
3159	}	3679	}
3160		3680
3161	sub reload_treasures {	3681	sub reload_treasures {
3162	load_resource_file "$DATADIR/treasures"	3682	load_resource_file "$DATADIR/treasures"
3163	or die "unable to load treasurelists\n";	3683	or die "unable to load treasurelists\n";
3164	}	3684	}
3165		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
3166	sub reload_resources {	3761	sub reload_resources {
3167	warn "reloading resource files...\n";	3762	trace "reloading resource files...\n";
3168		3763
		3764	reload_materials;
		3765	reload_facedata;
		3766	reload_exp_table;
		3767	reload_sound;
		3768	reload_archetypes;
3169	reload_regions;	3769	reload_regions;
3170	reload_facedata;
3171	#reload_archetypes;#d#
3172	reload_archetypes;
3173	reload_treasures;	3770	reload_treasures;
		3771	reload_pod;
3174		3772
3175	warn "finished reloading resource files\n";	3773	trace "finished reloading resource files\n";
3176	}
3177
3178	sub init {
3179	reload_resources;
3180	}	3774	}
3181		3775
3182	sub reload_config {	3776	sub reload_config {
3183	open my $fh, "<:utf8", "$CONFDIR/config"	3777	trace "reloading config file...\n";
3184	or return;
3185		3778
3186	local $/;	3779	my $config = load_file "$CONFDIR/config";
3187	*CFG = YAML::Syck::Load <$fh>;	3780	utf8::decode $config;
		3781	*CFG = decode_yaml $config;
3188		3782
3189	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3783	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3190		3784
3191	$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};
3192	$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};
3193		3787
3194	if (exists $CFG{mlockall}) {	3788	if (exists $CFG{mlockall}) {
…		…
3198	};	3792	};
3199	warn $@ if $@;	3793	warn $@ if $@;
3200	}	3794	}
3201	}	3795	}
3202		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
3203	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
3204	# we must not ever block the main coroutine	3835	# we must not ever block the main coroutine
3205	local $Coro::idle = sub {	3836	$Coro::idle = sub {
3206	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#
3207	(async {	3838	(async {
3208	$Coro::current->{desc} = "IDLE BUG HANDLER";	3839	$Coro::current->{desc} = "IDLE BUG HANDLER";
3209	Event::one_event;	3840	EV::loop EV::LOOP_ONESHOT;
3210	})->prio (Coro::PRIO_MAX);	3841	})->prio (Coro::PRIO_MAX);
3211	};	3842	};
3212		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;
3213	reload_config;	3858	reload_config;
3214	db_init;	3859
		3860	cf::init_uuid;
		3861	cf::init_signals;
		3862	cf::init_skills;
		3863
		3864	cf::init_beforeplay;
		3865
		3866	atomic;
		3867
3215	load_extensions;	3868	load_extensions;
3216		3869
3217	$TICK_WATCHER->start;	3870	utime time, time, $RUNTIMEFILE;
3218	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;
3219	}	3887	}
3220		3888
3221	#############################################################################	3889	#############################################################################
3222	# initialisation and cleanup	3890	# initialisation and cleanup
3223		3891
3224	# install some emergency cleanup handlers	3892	# install some emergency cleanup handlers
3225	BEGIN {	3893	BEGIN {
		3894	our %SIGWATCHER = ();
3226	for my $signal (qw(INT HUP TERM)) {	3895	for my $signal (qw(INT HUP TERM)) {
3227	Event->signal (	3896	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3228	reentrant => 0,
3229	data => WF_AUTOCANCEL,
3230	signal => $signal,
3231	prio => 0,
3232	cb => sub {
3233	cf::cleanup "SIG$signal";	3897	cf::cleanup "SIG$signal";
3234	},
3235	);	3898	};
3236	}	3899	}
3237	}	3900	}
3238		3901
3239	sub write_runtime {	3902	sub write_runtime_sync {
3240	my $runtime = "$LOCALDIR/runtime";	3903	my $t0 = AE::time;
3241		3904
3242	# first touch the runtime file to show we are still running:	3905	# first touch the runtime file to show we are still running:
3243	# the fsync below can take a very very long time.	3906	# the fsync below can take a very very long time.
3244		3907
3245	IO::AIO::aio_utime $runtime, undef, undef;	3908	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3246		3909
3247	my $guard = cf::lock_acquire "write_runtime";	3910	my $guard = cf::lock_acquire "write_runtime";
3248		3911
3249	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3912	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3250	or return;	3913	or return;
3251		3914
3252	my $value = $cf::RUNTIME + 90 + 10;	3915	my $value = $cf::RUNTIME + 90 + 10;
3253	# 10 is the runtime save interval, for a monotonic clock	3916	# 10 is the runtime save interval, for a monotonic clock
3254	# 60 allows for the watchdog to kill the server.	3917	# 60 allows for the watchdog to kill the server.
…		…
3264	aio_utime $fh, undef, undef;	3927	aio_utime $fh, undef, undef;
3265		3928
3266	close $fh	3929	close $fh
3267	or return;	3930	or return;
3268		3931
3269	aio_rename "$runtime~", $runtime	3932	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3270	and return;	3933	and return;
3271		3934
3272	warn "runtime file written.\n";	3935	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3273		3936
3274	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 };
3275	}	3988	}
3276		3989
3277	sub emergency_save() {	3990	sub emergency_save() {
3278	my $freeze_guard = cf::freeze_mainloop;	3991	my $freeze_guard = cf::freeze_mainloop;
3279		3992
3280	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;
3281		3999
3282	cf::sync_job {	4000	cf::sync_job {
		4001	cf::write_runtime_sync; # external watchdog should not bark
		4002
3283	# use a peculiar iteration method to avoid tripping on perl	4003	# use a peculiar iteration method to avoid tripping on perl
3284	# refcount bugs in for. also avoids problems with players	4004	# refcount bugs in for. also avoids problems with players
3285	# and maps saved/destroyed asynchronously.	4005	# and maps saved/destroyed asynchronously.
3286	warn "begin emergency player save\n";	4006	info "emergency_perl_save: begin player save\n";
3287	for my $login (keys %cf::PLAYER) {	4007	for my $login (keys %cf::PLAYER) {
3288	my $pl = $cf::PLAYER{$login} or next;	4008	my $pl = $cf::PLAYER{$login} or next;
3289	$pl->valid or next;	4009	$pl->valid or next;
3290	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4010	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3291	$pl->save;	4011	$pl->save;
3292	}	4012	}
3293	warn "end emergency player save\n";	4013	info "emergency_perl_save: end player save\n";
3294		4014
3295	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";
3296	for my $path (keys %cf::MAP) {	4018	for my $path (keys %cf::MAP) {
3297	my $map = $cf::MAP{$path} or next;	4019	my $map = $cf::MAP{$path} or next;
3298	$map->valid or next;	4020	$map->valid or next;
3299	$map->save;	4021	$map->save;
3300	}	4022	}
3301	warn "end emergency map save\n";	4023	info "emergency_perl_save: end map save\n";
3302		4024
3303	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";
3304	BDB::db_env_txn_checkpoint $DB_ENV;	4028	BDB::db_env_txn_checkpoint $DB_ENV;
3305	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 $DB_ENV;
		4039
		4040	info "emergency_perl_save: starting sync\n";
		4041	IO::AIO::aio_sync sub {
		4042	info "emergency_perl_save: finished sync\n";
		4043	};
		4044
		4045	cf::write_runtime_sync; # external watchdog should not bark
		4046
		4047	trace "emergency_perl_save: flushing outstanding aio requests";
		4048	while (IO::AIO::nreqs || BDB::nreqs) {
		4049	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4050	}
		4051
		4052	cf::write_runtime_sync; # external watchdog should not bark
3306	};	4053	};
3307		4054
3308	warn "leave emergency perl save\n";	4055	info "emergency_perl_save: leave\n";
3309	}	4056	}
3310		4057
3311	sub post_cleanup {	4058	sub post_cleanup {
3312	my ($make_core) = @_;	4059	my ($make_core) = @_;
3313		4060
		4061	IO::AIO::flush;
		4062
3314	warn Carp::longmess "post_cleanup backtrace"	4063	error Carp::longmess "post_cleanup backtrace"
3315	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	}
3316	}	4093	}
3317		4094
3318	sub do_reload_perl() {	4095	sub do_reload_perl() {
3319	# can/must only be called in main	4096	# can/must only be called in main
3320	if ($Coro::current != $Coro::main) {	4097	unless (in_main) {
3321	warn "can only reload from main coroutine";	4098	error "can only reload from main coroutine";
3322	return;	4099	return;
3323	}	4100	}
3324		4101
3325	warn "reloading...";	4102	return if $RELOAD++;
3326		4103
3327	warn "entering sync_job";	4104	my $t1 = AE::time;
3328		4105
		4106	while ($RELOAD) {
		4107	cf::get_slot 0.1, -1, "reload_perl";
		4108	info "perl_reload: reloading...";
		4109
		4110	trace "perl_reload: entering sync_job";
		4111
3329	cf::sync_job {	4112	cf::sync_job {
3330	cf::write_runtime; # external watchdog should not bark
3331	cf::emergency_save;	4113	#cf::emergency_save;
3332	cf::write_runtime; # external watchdog should not bark
3333		4114
3334	warn "syncing database to disk";
3335	BDB::db_env_txn_checkpoint $DB_ENV;
3336
3337	# if anything goes wrong in here, we should simply crash as we already saved
3338
3339	warn "cancelling all WF_AUTOCANCEL watchers";
3340	for (Event::all_watchers) {
3341	$_->cancel if $_->data & WF_AUTOCANCEL;
3342	}
3343
3344	warn "flushing outstanding aio requests";
3345	for (;;) {
3346	BDB::flush;
3347	IO::AIO::flush;
3348	Coro::cede;
3349	last unless IO::AIO::nreqs || BDB::nreqs;
3350	warn "iterate...";
3351	}
3352
3353	++$RELOAD;
3354
3355	warn "cancelling all extension coros";	4115	trace "perl_reload: cancelling all extension coros";
3356	$_->cancel for values %EXT_CORO;	4116	$_->cancel for values %EXT_CORO;
3357	%EXT_CORO = ();	4117	%EXT_CORO = ();
3358		4118
3359	warn "removing commands";	4119	trace "perl_reload: removing commands";
3360	%COMMAND = ();	4120	%COMMAND = ();
3361		4121
3362	warn "removing ext/exti commands";	4122	trace "perl_reload: removing ext/exti commands";
3363	%EXTCMD = ();	4123	%EXTCMD = ();
3364	%EXTICMD = ();	4124	%EXTICMD = ();
3365		4125
3366	warn "unloading/nuking all extensions";	4126	trace "perl_reload: unloading/nuking all extensions";
3367	for my $pkg (@EXTS) {	4127	for my $pkg (@EXTS) {
3368	warn "... unloading $pkg";	4128	trace "... unloading $pkg";
3369		4129
3370	if (my $cb = $pkg->can ("unload")) {	4130	if (my $cb = $pkg->can ("unload")) {
3371	eval {	4131	eval {
3372	$cb->($pkg);	4132	$cb->($pkg);
3373	1	4133	1
3374	} 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;
3375	}	4139	}
3376		4140
3377	warn "... nuking $pkg";
3378	Symbol::delete_package $pkg;
3379	}
3380
3381	warn "unloading all perl modules loaded from $LIBDIR";	4141	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3382	while (my ($k, $v) = each %INC) {	4142	while (my ($k, $v) = each %INC) {
3383	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4143	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3384		4144
3385	warn "... unloading $k";	4145	trace "... unloading $k";
3386	delete $INC{$k};	4146	delete $INC{$k};
3387		4147
3388	$k =~ s/\.pm$//;	4148	$k =~ s/\.pm$//;
3389	$k =~ s/\//::/g;	4149	$k =~ s/\//::/g;
3390		4150
3391	if (my $cb = $k->can ("unload_module")) {	4151	if (my $cb = $k->can ("unload_module")) {
3392	$cb->();	4152	$cb->();
		4153	}
		4154
		4155	clear_package $k;
3393	}	4156	}
3394		4157
3395	Symbol::delete_package $k;
3396	}
3397
3398	warn "getting rid of safe::, as good as possible";	4158	trace "perl_reload: getting rid of safe::, as good as possible";
3399	Symbol::delete_package "safe::$_"	4159	clear_package "safe::$_"
3400	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);
3401		4161
3402	warn "unloading cf.pm \"a bit\"";	4162	trace "perl_reload: unloading cf.pm \"a bit\"";
3403	delete $INC{"cf.pm"};	4163	delete $INC{"cf.pm"};
3404	delete $INC{"cf/pod.pm"};	4164	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3405		4165
3406	# don't, removes xs symbols, too,	4166	# don't, removes xs symbols, too,
3407	# and global variables created in xs	4167	# and global variables created in xs
3408	#Symbol::delete_package __PACKAGE__;	4168	#clear_package __PACKAGE__;
3409		4169
3410	warn "unload completed, starting to reload now";	4170	info "perl_reload: unload completed, starting to reload now";
3411		4171
3412	warn "reloading cf.pm";	4172	trace "perl_reload: reloading cf.pm";
3413	require cf;	4173	require cf;
3414	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4174	cf::_connect_to_perl_1;
3415		4175
3416	warn "loading config and database again";	4176	trace "perl_reload: loading config and database again";
3417	cf::reload_config;	4177	cf::reload_config;
3418		4178
3419	warn "loading extensions";	4179	trace "perl_reload: loading extensions";
3420	cf::load_extensions;	4180	cf::load_extensions;
3421		4181
		4182	if ($REATTACH_ON_RELOAD) {
3422	warn "reattaching attachments to objects/players";	4183	trace "perl_reload: reattaching attachments to objects/players";
3423	_global_reattach; # objects, sockets	4184	_global_reattach; # objects, sockets
3424	warn "reattaching attachments to maps";	4185	trace "perl_reload: reattaching attachments to maps";
3425	reattach $_ for values %MAP;	4186	reattach $_ for values %MAP;
3426	warn "reattaching attachments to players";	4187	trace "perl_reload: reattaching attachments to players";
3427	reattach $_ for values %PLAYER;	4188	reattach $_ for values %PLAYER;
		4189	}
3428		4190
3429	warn "leaving sync_job";	4191	cf::_post_init 1;
3430		4192
		4193	trace "perl_reload: leaving sync_job";
		4194
3431	1	4195	1
3432	} or do {	4196	} or do {
3433	warn $@;	4197	error $@;
3434	warn "error while reloading, exiting.";	4198	cf::cleanup "perl_reload: error, exiting.";
3435	exit 1;	4199	};
		4200
		4201	--$RELOAD;
3436	};	4202	}
3437		4203
3438	warn "reloaded";	4204	$t1 = AE::time - $t1;
		4205	info "perl_reload: completed in ${t1}s\n";
3439	};	4206	};
3440		4207
3441	our $RELOAD_WATCHER; # used only during reload	4208	our $RELOAD_WATCHER; # used only during reload
3442		4209
3443	sub reload_perl() {	4210	sub reload_perl() {
3444	# doing reload synchronously and two reloads happen back-to-back,	4211	# doing reload synchronously and two reloads happen back-to-back,
3445	# coro crashes during coro_state_free->destroy here.	4212	# coro crashes during coro_state_free->destroy here.
3446		4213
3447	$RELOAD_WATCHER ||= Event->timer (	4214	$RELOAD_WATCHER ||= cf::async {
3448	reentrant => 0,	4215	Coro::AIO::aio_wait cache_extensions;
3449	after => 0,	4216
3450	data => WF_AUTOCANCEL,	4217	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3451	cb => sub {
3452	do_reload_perl;	4218	do_reload_perl;
3453	undef $RELOAD_WATCHER;	4219	undef $RELOAD_WATCHER;
3454	},	4220	};
3455	);	4221	};
3456	}	4222	}
3457		4223
3458	register_command "reload" => sub {	4224	register_command "reload" => sub {
3459	my ($who, $arg) = @_;	4225	my ($who, $arg) = @_;
3460		4226
…		…
3465	reload_perl;	4231	reload_perl;
3466	};	4232	};
3467	}	4233	}
3468	};	4234	};
3469		4235
3470	unshift @INC, $LIBDIR;	4236	#############################################################################
3471		4237
3472	my $bug_warning = 0;	4238	my $bug_warning = 0;
3473		4239
3474	our @WAIT_FOR_TICK;
3475	our @WAIT_FOR_TICK_BEGIN;
3476
3477	sub wait_for_tick {	4240	sub wait_for_tick() {
3478	return unless $TICK_WATCHER->is_active;	4241	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3479	return if $Coro::current == $Coro::main;
3480		4242
3481	my $signal = new Coro::Signal;	4243	$WAIT_FOR_TICK->wait;
3482	push @WAIT_FOR_TICK, $signal;
3483	$signal->wait;
3484	}	4244	}
3485		4245
3486	sub wait_for_tick_begin {	4246	sub wait_for_tick_begin() {
3487	return unless $TICK_WATCHER->is_active;	4247	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3488	return if $Coro::current == $Coro::main;
3489		4248
3490	my $signal = new Coro::Signal;	4249	my $signal = new Coro::Signal;
3491	push @WAIT_FOR_TICK_BEGIN, $signal;	4250	push @WAIT_FOR_TICK_BEGIN, $signal;
3492	$signal->wait;	4251	$signal->wait;
3493	}	4252	}
3494		4253
3495	$TICK_WATCHER = Event->timer (	4254	sub tick {
3496	reentrant => 0,
3497	parked => 1,
3498	prio => 0,
3499	at => $NEXT_TICK || $TICK,
3500	data => WF_AUTOCANCEL,
3501	cb => sub {
3502	if ($Coro::current != $Coro::main) {	4255	if ($Coro::current != $Coro::main) {
3503	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4256	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3504	unless ++$bug_warning > 10;	4257	unless ++$bug_warning > 10;
3505	return;	4258	return;
3506	}	4259	}
3507		4260
3508	$NOW = $tick_start = Event::time;	4261	cf::one_tick; # one server iteration
3509		4262
3510	cf::server_tick; # one server iteration	4263	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3511		4264
3512	$RUNTIME += $TICK;
3513	$NEXT_TICK += $TICK;
3514
3515	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4265	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3516	$NEXT_RUNTIME_WRITE = $NOW + 10;	4266	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3517	Coro::async_pool {	4267	Coro::async_pool {
3518	$Coro::current->{desc} = "runtime saver";	4268	$Coro::current->{desc} = "runtime saver";
3519	write_runtime	4269	write_runtime_sync
3520	or warn "ERROR: unable to write runtime file: $!";	4270	or error "ERROR: unable to write runtime file: $!";
3521	};
3522	}	4271	};
		4272	}
3523		4273
3524	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4274	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3525	$sig->send;	4275	$sig->send;
3526	}	4276	}
3527	while (my $sig = shift @WAIT_FOR_TICK) {	4277	$WAIT_FOR_TICK->broadcast;
3528	$sig->send;
3529	}
3530		4278
3531	$NOW = Event::time;	4279	$LOAD = ($NOW - $TICK_START) / $TICK;
3532
3533	# if we are delayed by four ticks or more, skip them all
3534	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3535
3536	$TICK_WATCHER->at ($NEXT_TICK);
3537	$TICK_WATCHER->start;
3538
3539	$LOAD = ($NOW - $tick_start) / $TICK;
3540	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4280	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3541		4281
3542	_post_tick;	4282	if (0) {
		4283	if ($NEXT_TICK) {
		4284	my $jitter = $TICK_START - $NEXT_TICK;
		4285	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4286	debug "jitter $JITTER\n";#d#
		4287	}
3543	},	4288	}
3544	);	4289	}
3545		4290
3546	{	4291	{
		4292	# configure BDB
		4293	info "initialising database";
		4294
3547	BDB::min_parallel 8;	4295	BDB::min_parallel 16;
3548	BDB::max_poll_time $TICK * 0.1;	4296	BDB::max_poll_reqs $TICK * 0.1;
3549	$BDB_POLL_WATCHER = Event->io (	4297	#$AnyEvent::BDB::WATCHER->priority (1);
3550	reentrant => 0,
3551	fd => BDB::poll_fileno,
3552	poll => 'r',
3553	prio => 0,
3554	data => WF_AUTOCANCEL,
3555	cb => \&BDB::poll_cb,
3556	);
3557
3558	BDB::set_sync_prepare {
3559	my $status;
3560	my $current = $Coro::current;
3561	(
3562	sub {
3563	$status = $!;
3564	$current->ready; undef $current;
3565	},
3566	sub {
3567	Coro::schedule while defined $current;
3568	$! = $status;
3569	},
3570	)
3571	};
3572		4298
3573	unless ($DB_ENV) {	4299	unless ($DB_ENV) {
3574	$DB_ENV = BDB::db_env_create;	4300	$DB_ENV = BDB::db_env_create;
3575	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4301	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3576	| 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;
3577	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4304	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3578	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4305	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3579		4306
3580	cf::sync_job {	4307	cf::sync_job {
3581	eval {	4308	eval {
…		…
3591		4318
3592	cf::cleanup "db_env_open(db): $@" if $@;	4319	cf::cleanup "db_env_open(db): $@" if $@;
3593	};	4320	};
3594	}	4321	}
3595		4322
3596	$BDB_DEADLOCK_WATCHER = Event->timer (	4323	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3597	after => 3,
3598	interval => 1,
3599	hard => 1,
3600	prio => 0,
3601	data => WF_AUTOCANCEL,
3602	cb => sub {
3603	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 { };
3604	},
3605	);	4325	};
3606	$BDB_CHECKPOINT_WATCHER = Event->timer (	4326	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3607	after => 11,
3608	interval => 60,
3609	hard => 1,
3610	prio => 0,
3611	data => WF_AUTOCANCEL,
3612	cb => sub {
3613	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4327	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3614	},
3615	);	4328	};
3616	$BDB_TRICKLE_WATCHER = Event->timer (	4329	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3617	after => 5,
3618	interval => 10,
3619	hard => 1,
3620	prio => 0,
3621	data => WF_AUTOCANCEL,
3622	cb => sub {
3623	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4330	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3624	},
3625	);	4331	};
		4332
		4333	info "database initialised";
3626	}	4334	}
3627		4335
3628	{	4336	{
		4337	# configure IO::AIO
		4338
		4339	info "initialising aio";
3629	IO::AIO::min_parallel 8;	4340	IO::AIO::min_parallel 8;
3630
3631	undef $Coro::AIO::WATCHER;
3632	IO::AIO::max_poll_time $TICK * 0.1;	4341	IO::AIO::max_poll_time $TICK * 0.1;
3633	$AIO_POLL_WATCHER = Event->io (	4342	undef $AnyEvent::AIO::WATCHER;
3634	reentrant => 0,	4343	info "aio initialised";
3635	data => WF_AUTOCANCEL,
3636	fd => IO::AIO::poll_fileno,
3637	poll => 'r',
3638	prio => 0,
3639	cb => \&IO::AIO::poll_cb,
3640	);
3641	}	4344	}
3642		4345
3643	my $_log_backtrace;	4346	our $_log_backtrace;
		4347	our $_log_backtrace_last;
3644		4348
3645	sub _log_backtrace {	4349	sub _log_backtrace {
3646	my ($msg, @addr) = @_;	4350	my ($msg, @addr) = @_;
3647		4351
3648	$msg =~ s/\n//;	4352	$msg =~ s/\n$//;
3649		4353
		4354	if ($_log_backtrace_last eq $msg) {
		4355	LOG llevInfo, "[ABT] $msg\n";
		4356	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3650	# limit the # of concurrent backtraces	4357	# limit the # of concurrent backtraces
3651	if ($_log_backtrace < 2) {	4358	} elsif ($_log_backtrace < 2) {
		4359	$_log_backtrace_last = $msg;
3652	++$_log_backtrace;	4360	++$_log_backtrace;
		4361	my $perl_bt = Carp::longmess $msg;
3653	async {	4362	async {
3654	$Coro::current->{desc} = "abt $msg";	4363	$Coro::current->{desc} = "abt $msg";
3655		4364
3656	my @bt = fork_call {	4365	my @bt = fork_call {
3657	@addr = map { sprintf "%x", $_ } @addr;	4366	@addr = map { sprintf "%x", $_ } @addr;
…		…
3668	}	4377	}
3669		4378
3670	@funcs	4379	@funcs
3671	};	4380	};
3672		4381
3673	LOG llevInfo, "[ABT] $msg\n";	4382	LOG llevInfo, "[ABT] $perl_bt\n";
		4383	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3674	LOG llevInfo, "[ABT] $_\n" for @bt;	4384	LOG llevInfo, "[ABT] $_\n" for @bt;
3675	--$_log_backtrace;	4385	--$_log_backtrace;
3676	};	4386	};
3677	} else {	4387	} else {
3678	LOG llevInfo, "[ABT] $msg\n";	4388	LOG llevInfo, "[ABT] $msg\n";
3679	LOG llevInfo, "[ABT] [suppressed]\n";	4389	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3680	}	4390	}
3681	}	4391	}
3682		4392
3683	# load additional modules	4393	# load additional modules
3684	use cf::pod;	4394	require "cf/$_.pm" for @EXTRA_MODULES;
		4395	cf::_connect_to_perl_2;
3685		4396
3686	END { cf::emergency_save }	4397	END { cf::emergency_save }
3687		4398
3688	1	4399	1
3689		4400

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