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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.372 by root, Sat Sep 15 13:25:33 2007 UTC vs.
Revision 1.592 by root, Fri Nov 9 00:11:49 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 3.64 ();	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 2.32 ();	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 {
		592	$Coro::current->desc ("timeslot manager");
		593
359	my $signal = new Coro::Signal;	594	my $signal = new Coro::Signal;
		595	my $busy;
360		596
361	while () {	597	while () {
362	next_job:	598	next_job:
		599
363	my $avail = cf::till_tick;	600	my $avail = cf::till_tick;
364	if ($avail > 0.01) {	601
365	for (0 .. $#SLOT_QUEUE) {	602	for (0 .. $#SLOT_QUEUE) {
366	if ($SLOT_QUEUE[$_][0] < $avail) {	603	if ($SLOT_QUEUE[$_][0] <= $avail) {
		604	$busy = 0;
367	my $job = splice @SLOT_QUEUE, $_, 1, ();	605	my $job = splice @SLOT_QUEUE, $_, 1, ();
368	$job->[2]->send;	606	$job->[2]->send;
369	Coro::cede;	607	Coro::cede;
370	goto next_job;	608	goto next_job;
371	}	609	} else {
		610	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
372	}	611	}
373	}	612	}
374		613
375	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
376	# 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
377	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
378	$signal->wait;
379	} else {	617	} else {
		618	$busy = 0;
380	Coro::schedule;	619	Coro::schedule;
381	}	620	}
382	}	621	}
383	};	622	};
384		623
385	sub get_slot($;$$) {	624	sub get_slot($;$$) {
		625	return if tick_inhibit || $Coro::current == $Coro::main;
		626
386	my ($time, $pri, $name) = @_;	627	my ($time, $pri, $name) = @_;
387		628
388	$time = $TICK * .6 if $time > $TICK * .6;	629	$time = clamp $time, 0.01, $TICK * .6;
		630
389	my $sig = new Coro::Signal;	631	my $sig = new Coro::Signal;
390		632
391	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	633	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
392	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	634	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
393	$SLOT_QUEUE->ready;	635	$SLOT_QUEUE->ready;
…		…
404		646
405	BEGIN { *async = \&Coro::async_pool }	647	BEGIN { *async = \&Coro::async_pool }
406		648
407	=item cf::sync_job { BLOCK }	649	=item cf::sync_job { BLOCK }
408		650
409	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	651	The design of Deliantra requires that the main coroutine ($Coro::main)
410	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
411	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
412	acceptable.	654	acceptable.
413		655
414	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
415	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
…		…
419	=cut	661	=cut
420		662
421	sub sync_job(&) {	663	sub sync_job(&) {
422	my ($job) = @_;	664	my ($job) = @_;
423		665
424	if ($Coro::current == $Coro::main) {	666	if (in_main) {
425	my $time = Event::time;	667	my $time = AE::time;
426		668
427	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
428	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
429		671
430	# TODO: use suspend/resume instead	672	#LOG llevError, Carp::longmess "sync job";#d#
431	# (but this is cancel-safe)	673
432	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
433		675
434	my $busy = 1;	676	my $busy = 1;
435	my @res;	677	my @res;
436		678
437	(async {	679	(async {
		680	$Coro::current->desc ("sync job coro");
438	@res = eval { $job->() };	681	@res = eval { $job->() };
439	warn $@ if $@;	682	error $@ if $@;
440	undef $busy;	683	undef $busy;
441	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
442		685
443	while ($busy) {	686	while ($busy) {
444	Coro::cede or Event::one_event;	687	if (Coro::nready) {
		688	Coro::cede_notself;
		689	} else {
		690	EV::loop EV::LOOP_ONESHOT;
445	}	691	}
		692	}
446		693
447	$time = Event::time - $time;	694	my $time = AE::time - $time;
448		695
449	LOG llevError | logBacktrace, Carp::longmess "long sync job"
450	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
451
452	$tick_start += $time; # do not account sync jobs to server load	696	$TICK_START += $time; # do not account sync jobs to server load
453		697
454	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
455	} else {	699	} else {
456	# we are in another coroutine, how wonderful, everything just works	700	# we are in another coroutine, how wonderful, everything just works
457		701
…		…
477	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
478		722
479	$coro	723	$coro
480	}	724	}
481		725
482	=item fork_call { }, $args	726	=item fork_call { }, @args
483		727
484	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
485	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
486	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
487	never block itself or use any form of Event handling.	731	never block itself or use any form of event handling.
488		732
489	=cut	733	=cut
		734
		735	sub post_fork {
		736	reset_signals;
		737	}
490		738
491	sub fork_call(&@) {	739	sub fork_call(&@) {
492	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
493		741
494	# 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,
495	# otherwise perl prematurely frees the stuff :/	743	# otherwise perl prematurely frees the stuff :/
496	# TODO: investigate and fix (likely this will be rather laborious)	744	# TODO: investigate and fix (likely this will be rather laborious)
497		745
498	my @res = Coro::Util::fork_eval {	746	my @res = Coro::Util::fork_eval {
499	reset_signals;	747	cf::post_fork;
500	&$cb	748	&$cb
501	}, @args;	749	} @args;
502		750
503	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
504	}	790	}
505		791
506	=item $value = cf::db_get $family => $key	792	=item $value = cf::db_get $family => $key
507		793
508	Returns a single value from the environment database.	794	Returns a single value from the environment database.
…		…
518	within each server.	804	within each server.
519		805
520	=cut	806	=cut
521		807
522	sub db_table($) {	808	sub db_table($) {
		809	cf::error "db_get called from main context"
		810	if $Coro::current == $Coro::main;
		811
523	my ($name) = @_;	812	my ($name) = @_;
524	my $db = BDB::db_create $DB_ENV;	813	my $db = BDB::db_create $DB_ENV;
525		814
526	eval {	815	eval {
527	$db->set_flags (BDB::CHKSUM);	816	$db->set_flags (BDB::CHKSUM);
…		…
537	}	826	}
538		827
539	our $DB;	828	our $DB;
540		829
541	sub db_init {	830	sub db_init {
542	cf::sync_job {
543	$DB ||= db_table "db";	831	$DB ||= db_table "db";
544	};
545	}	832	}
546		833
547	sub db_get($$) {	834	sub db_get($$) {
548	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
549		836
550	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
551	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
552		841
553	$! ? ()	842	$! ? ()
554	: $data	843	: $data
555	}
556	}	844	}
557		845
558	sub db_put($$$) {	846	sub db_put($$$) {
559	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
560	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
588		876
589	my @data;	877	my @data;
590	my $md5;	878	my $md5;
591		879
592	for (0 .. $#$src) {	880	for (0 .. $#$src) {
593	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
594	or Carp::croak "$src->[$_]: $!";
595	}	882	}
596		883
597	# if processing is expensive, check	884	# if processing is expensive, check
598	# checksum first	885	# checksum first
599	if (1) {	886	if (1) {
…		…
616		903
617	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
618	my $data = $process->(\@data);	905	my $data = $process->(\@data);
619	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
620		907
621	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
622		909
623	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
624	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
625	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
626		913
…		…
636		923
637	=cut	924	=cut
638		925
639	sub datalog($@) {	926	sub datalog($@) {
640	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
641	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
642	}	929	}
643		930
644	=back	931	=back
645		932
646	=cut	933	=cut
647		934
648	#############################################################################	935	#############################################################################
649		936
650	=head2 ATTACHABLE OBJECTS	937	=head2 ATTACHABLE OBJECTS
651		938
652	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
653	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")
654	to it. All such attachable objects support the following methods.	941	to it. All such attachable objects support the following methods.
655		942
656	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>
657	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
658	Crossfire TRT).	945	Deliantra).
659		946
660	=over 4	947	=over 4
661		948
662	=item $attachable->attach ($attachment, key => $value...)	949	=item $attachable->attach ($attachment, key => $value...)
663		950
…		…
707	=item cf::CLASS::attachment $name, ...	994	=item cf::CLASS::attachment $name, ...
708		995
709	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
710	given CLASS can refer to this attachment.	997	given CLASS can refer to this attachment.
711		998
712	Some classes such as crossfire maps and objects can specify attachments	999	Some classes such as deliantra maps and objects can specify attachments
713	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.
714		1001
715	These calls expect any number of the following handler/hook descriptions:	1002	These calls expect any number of the following handler/hook descriptions:
716		1003
717	=over 4	1004	=over 4
…		…
841		1128
842	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
843	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
844		1131
845	} elsif (ref $type) {	1132	} elsif (ref $type) {
846	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
847		1134
848	} else {	1135	} else {
849	shift @arg;	1136	shift @arg;
850	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
851	}	1138	}
852	}	1139	}
853	}	1140	}
854		1141
855	sub _object_attach {	1142	sub _object_attach {
…		…
865	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
866	}	1153	}
867		1154
868	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
869	} else {	1156	} else {
870	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
871	}	1158	}
872		1159
873	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
874	}	1161	}
875		1162
…		…
934		1221
935	for (@$callbacks) {	1222	for (@$callbacks) {
936	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
937		1224
938	if ($@) {	1225	if ($@) {
939	warn "$@";
940	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
941	override;	1227	override;
942	}	1228	}
943		1229
944	return 1 if $override;	1230	return 1 if $override;
945	}	1231	}
946		1232
947	0	1233	0
948	}	1234	}
949		1235
950	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
951		1237
952	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
953		1239
954	Generate an object-specific event with the given arguments.	1240	Generate an object-specific event with the given arguments.
955		1241
…		…
961		1247
962	=cut	1248	=cut
963		1249
964	#############################################################################	1250	#############################################################################
965	# object support	1251	# object support
966	#
967		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#
968	sub _can_merge {	1286	sub _can_merge {
969	my ($ob1, $ob2) = @_;	1287	my ($ob1, $ob2) = @_;
970		1288
971	local $Storable::canonical = 1;	1289	++$SLOW_MERGES;#d#
972	my $fob1 = Storable::freeze $ob1;
973	my $fob2 = Storable::freeze $ob2;
974		1290
975	$fob1 eq $fob2	1291	# we do the slow way here
		1292	return _object_equal $ob1, $ob2
976	}	1293	}
977		1294
978	sub reattach {	1295	sub reattach {
979	# basically do the same as instantiate, without calling instantiate	1296	# basically do the same as instantiate, without calling instantiate
980	my ($obj) = @_;	1297	my ($obj) = @_;
981		1298
		1299	# no longer needed after getting rid of delete_package?
982	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
983		1301
984	my $registry = $obj->registry;	1302	my $registry = $obj->registry;
985		1303
986	@$registry = ();	1304	@$registry = ();
987		1305
…		…
992	for (@$attach) {	1310	for (@$attach) {
993	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
994	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
995	}	1313	}
996	} else {	1314	} else {
997	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
998	}	1316	}
999	}	1317	}
1000	}	1318	}
1001		1319
1002	cf::attachable->attach (	1320	cf::attachable->attach (
1003	prio => -1000000,	1321	prio => -1000000,
1004	on_instantiate => sub {	1322	on_instantiate => sub {
1005	my ($obj, $data) = @_;	1323	my ($obj, $data) = @_;
1006		1324
1007	$data = from_json $data;	1325	$data = decode_json $data;
1008		1326
1009	for (@$data) {	1327	for (@$data) {
1010	my ($name, $args) = @$_;	1328	my ($name, $args) = @$_;
1011		1329
1012	$obj->attach ($name, %{$args || {} });	1330	$obj->attach ($name, %{$args || {} });
…		…
1026	);	1344	);
1027		1345
1028	sub object_freezer_save {	1346	sub object_freezer_save {
1029	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1030		1348
1031	my $guard = cf::lock_acquire "io";
1032
1033	sync_job {	1349	sync_job {
1034	if (length $$rdata) {	1350	if (length $$rdata) {
1035	utf8::decode (my $decname = $filename);	1351	utf8::decode (my $decname = $filename);
1036	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1037	$decname, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1038		1355
1039	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1040	chmod SAVE_MODE, $fh;	1357	aio_chmod $fh, SAVE_MODE;
1041	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1042	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	}
1043	close $fh;	1363	aio_close $fh;
1044		1364
1045	if (@$objs) {	1365	if (@$objs) {
1046	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) {
1047	chmod SAVE_MODE, $fh;	1367	aio_chmod $fh, SAVE_MODE;
1048	my $data = Storable::nfreeze { version => 1, objs => $objs };	1368	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1049	aio_write $fh, 0, (length $data), $data, 0;	1369	aio_write $fh, 0, (length $data), $data, 0;
1050	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	}
1051	close $fh;	1374	aio_close $fh;
1052	aio_rename "$filename.pst~", "$filename.pst";	1375	aio_rename "$filename.pst~", "$filename.pst";
1053	}	1376	}
1054	} else {	1377	} else {
1055	aio_unlink "$filename.pst";	1378	aio_unlink "$filename.pst";
1056	}	1379	}
1057		1380
1058	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
		1382
		1383	$filename =~ s%/[^/]+$%%;
		1384	aio_pathsync $filename if $cf::USE_FSYNC;
1059	} else {	1385	} else {
1060	warn "FATAL: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1061	}	1387	}
1062	} else {	1388	} else {
1063	aio_unlink $filename;	1389	aio_unlink $filename;
1064	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1065	}	1391	}
1066	};	1392	};
1067
1068	undef $guard;
1069	}	1393	}
1070		1394
1071	sub object_freezer_as_string {	1395	sub object_freezer_as_string {
1072	my ($rdata, $objs) = @_;	1396	my ($rdata, $objs) = @_;
1073		1397
…		…
1078		1402
1079	sub object_thawer_load {	1403	sub object_thawer_load {
1080	my ($filename) = @_;	1404	my ($filename) = @_;
1081		1405
1082	my ($data, $av);	1406	my ($data, $av);
1083
1084	my $guard = cf::lock_acquire "io";
1085		1407
1086	(aio_load $filename, $data) >= 0	1408	(aio_load $filename, $data) >= 0
1087	or return;	1409	or return;
1088		1410
1089	unless (aio_stat "$filename.pst") {	1411	unless (aio_stat "$filename.pst") {
1090	(aio_load "$filename.pst", $av) >= 0	1412	(aio_load "$filename.pst", $av) >= 0
1091	or return;	1413	or return;
1092		1414
1093	undef $guard;
1094	$av = eval { (Storable::thaw $av)->{objs} };	1415	my $st = eval { Coro::Storable::thaw $av };
		1416	$av = $st->{objs};
1095	}	1417	}
1096		1418
1097	utf8::decode (my $decname = $filename);	1419	utf8::decode (my $decname = $filename);
1098	warn sprintf "loading %s (%d,%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1099	$decname, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
1100		1423
1101	($data, $av)	1424	($data, $av)
1102	}	1425	}
1103		1426
1104	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
…		…
1160	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1161		1484
1162	$EXTICMD{$name} = $cb;	1485	$EXTICMD{$name} = $cb;
1163	}	1486	}
1164		1487
		1488	use File::Glob ();
		1489
1165	cf::player->attach (	1490	cf::player->attach (
1166	on_command => sub {	1491	on_unknown_command => sub {
1167	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1168		1493
1169	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1170	or return;	1495	or return;
1171		1496
…		…
1179	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1180		1505
1181	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1182		1507
1183	if (ref $msg) {	1508	if (ref $msg) {
1184	my ($type, $reply, @payload) =	1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1185	"ARRAY" eq ref $msg
1186	? @$msg
1187	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1188		1510
1189	my @reply;	1511	my @reply;
1190		1512
1191	if (my $cb = $EXTCMD{$type}) {	1513	if (my $cb = $EXTCMD{$type}) {
1192	@reply = $cb->($pl, @payload);	1514	@reply = $cb->($pl, @payload);
…		…
1194		1516
1195	$pl->ext_reply ($reply, @reply)	1517	$pl->ext_reply ($reply, @reply)
1196	if $reply;	1518	if $reply;
1197		1519
1198	} else {	1520	} else {
1199	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1200	}	1522	}
1201		1523
1202	cf::override;	1524	cf::override;
1203	},	1525	},
1204	);	1526	);
1205		1527
		1528	# "readahead" all extensions
		1529	sub cache_extensions {
		1530	my $grp = IO::AIO::aio_group;
		1531
		1532	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1533	for (grep /\.ext$/, @{$_[0]}) {
		1534	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1535	}
		1536	};
		1537
		1538	$grp
		1539	}
		1540
		1541	sub _ext_cfg_reg($$$$) {
		1542	my ($rvar, $varname, $cfgname, $default) = @_;
		1543
		1544	$cfgname = lc $varname
		1545	unless length $cfgname;
		1546
		1547	$EXT_CFG{$cfgname} = [$rvar, $default];
		1548
		1549	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1550	}
		1551
1206	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1207	cf::sync_job {	1557	cf::sync_job {
1208	my %todo;	1558	my %todo;
1209		1559
1210	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1211	next unless -r $path;	1561	next unless -r $path;
…		…
1229		1579
1230	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1231	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1232		1582
1233	$ext{source} =	1583	$ext{source} =
1234	"package $pkg; use strict; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1235	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1236	. $source	1586	. $source
1237	. "\n};\n1";	1587	. "\n};\n1";
1238		1588
1239	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1240	}	1590	}
1241		1591
		1592	my $pass = 0;
1242	my %done;	1593	my %done;
1243	while (%todo) {	1594	while (%todo) {
1244	my $progress;	1595	my $progress;
1245		1596
		1597	++$pass;
		1598
		1599	ext:
1246	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1247	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1248	goto skip	1602	next ext
1249	unless exists $done{$_};	1603	unless exists $done{$_};
1250	}	1604	}
1251		1605
1252	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1253		1607
1254	unless (eval $v->{source}) {	1608	my $source = $v->{source};
		1609
		1610	# support "CONF varname :confname = default" pseudo-statements
		1611	$source =~ s{
		1612	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1613	}{
		1614	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1615	}gmxe;
		1616
		1617	my $active = eval $source;
		1618
		1619	if (length $@) {
1255	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1256	: "$v->{base}: extension inactive.\n";
1257		1621
		1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1258	if (exists $v->{meta}{mandatory}) {	1623	if exists $v->{meta}{mandatory};
1259	warn $msg;	1624
1260	warn "mandatory extension failed to load, exiting.\n";	1625	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1261	exit 1;	1626	delete $todo{$k};
1262	}	1627	} else {
1263		1628	$done{$k} = delete $todo{$k};
1264	warn $msg;	1629	push @EXTS, $v->{pkg};
		1630	$progress = 1;
		1631
		1632	info "$v->{base}: extension inactive.\n"
		1633	unless $active;
1265	}	1634	}
1266
1267	$done{$k} = delete $todo{$k};
1268	push @EXTS, $v->{pkg};
1269	$progress = 1;
1270	}	1635	}
1271		1636
1272	skip:	1637	unless ($progress) {
1273	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1274	unless $progress;	1639
		1640	while (my ($k, $v) = each %todo) {
		1641	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1642	if exists $v->{meta}{mandatory};
		1643	}
		1644
		1645	last;
		1646	}
1275	}	1647	}
1276	};	1648	};
1277	}	1649	}
1278		1650
1279	#############################################################################	1651	#############################################################################
1280		1652
1281	=back	1653	=back
1282		1654
1283	=head2 CORE EXTENSIONS	1655	=head2 CORE EXTENSIONS
1284		1656
1285	Functions and methods that extend core crossfire objects.	1657	Functions and methods that extend core deliantra objects.
1286		1658
1287	=cut	1659	=cut
1288		1660
1289	package cf::player;	1661	package cf::player;
1290		1662
…		…
1333		1705
1334	sub exists($) {	1706	sub exists($) {
1335	my ($login) = @_;	1707	my ($login) = @_;
1336		1708
1337	$cf::PLAYER{$login}	1709	$cf::PLAYER{$login}
1338	or cf::sync_job { !aio_stat path $login }	1710	or !aio_stat path $login
1339	}	1711	}
1340		1712
1341	sub find($) {	1713	sub find($) {
1342	return $cf::PLAYER{$_[0]} || do {	1714	return $cf::PLAYER{$_[0]} || do {
1343	my $login = $_[0];	1715	my $login = $_[0];
…		…
1355	my $f = new_from_file cf::object::thawer path $login	1727	my $f = new_from_file cf::object::thawer path $login
1356	or return;	1728	or return;
1357		1729
1358	my $pl = cf::player::load_pl $f	1730	my $pl = cf::player::load_pl $f
1359	or return;	1731	or return;
		1732
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1733	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1734	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1363	}	1736	}
1364	}	1737	}
1365	}	1738	}
1366		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($pl, $path) = @_;
		1743
		1744	# restore slots saved in save, below
		1745	my $slots = delete $pl->{_slots};
		1746
		1747	$pl->ob->current_weapon ($slots->[0]);
		1748	$pl->combat_ob ($slots->[1]);
		1749	$pl->ranged_ob ($slots->[2]);
		1750	},
		1751	);
		1752
1367	sub save($) {	1753	sub save($) {
1368	my ($pl) = @_;	1754	my ($pl) = @_;
1369		1755
1370	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
1371		1757
…		…
1374		1760
1375	return if $pl->{deny_save};	1761	return if $pl->{deny_save};
1376		1762
1377	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1764	$pl->{last_save} = $cf::RUNTIME;
		1765
		1766	cf::get_slot 0.01;
		1767
		1768	# save slots, to be restored later
		1769	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1379		1770
1380	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1772	cf::cede_to_tick;
1382	}	1773	}
1383		1774
…		…
1415	my ($pl) = @_;	1806	my ($pl) = @_;
1416		1807
1417	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1418		1809
1419	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1811	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1421		1812
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1423	$pl->deactivate;	1814	$pl->deactivate;
		1815
		1816	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1425	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1426		1821
1427	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1429	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1467		1862
1468	for my $login (@$dirs) {	1863	for my $login (@$dirs) {
1469	my $path = path $login;	1864	my $path = path $login;
1470		1865
1471	# a .pst is a dead give-away for a valid player	1866	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1867	# if no pst file found, open and chekc for blocked users
		1868	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1869	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1870	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1871	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1872	}
1477		1873
…		…
1481		1877
1482	\@logins	1878	\@logins
1483	}	1879	}
1484		1880
1485	=item $player->maps	1881	=item $player->maps
		1882
		1883	=item cf::player::maps $login
1486		1884
1487	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1488	player. May block.	1886	player. May block.
1489		1887
1490	=cut	1888	=cut
…		…
1508	}	1906	}
1509		1907
1510	\@paths	1908	\@paths
1511	}	1909	}
1512		1910
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1911	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1912
1515	Expand crossfire pod fragments into protocol xml.	1913	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563		1914
1564	=item $player->ext_reply ($msgid, @msg)	1915	=item $player->ext_reply ($msgid, @msg)
1565		1916
1566	Sends an ext reply to the player.	1917	Sends an ext reply to the player.
1567		1918
…		…
1599		1950
1600	=cut	1951	=cut
1601		1952
1602	sub find_by_path($) {	1953	sub find_by_path($) {
1603	my ($path) = @_;	1954	my ($path) = @_;
		1955
		1956	$path =~ s/^~[^\/]*//; # skip ~login
1604		1957
1605	my ($match, $specificity);	1958	my ($match, $specificity);
1606		1959
1607	for my $region (list) {	1960	for my $region (list) {
1608	if ($region->{match} && $path =~ $region->{match}) {	1961	if ($region->{match} && $path =~ $region->{match}) {
…		…
1634	our $MAX_RESET = 3600;	1987	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1988	our $DEFAULT_RESET = 3000;
1636		1989
1637	sub generate_random_map {	1990	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1991	my ($self, $rmp) = @_;
1639	# mit "rum" bekleckern, nicht	1992
		1993	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1994
1640	$self->_create_random_map (	1995	$self->_create_random_map ($rmp);
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1644	$rmp->{exit_on_final_map},
1645	$rmp->{xsize}, $rmp->{ysize},
1646	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1647	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1648	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1649	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1650	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1651	(cf::region::find $rmp->{region}), $rmp->{custom}
1652	)
1653	}	1996	}
1654		1997
1655	=item cf::map->register ($regex, $prio)	1998	=item cf::map->register ($regex, $prio)
1656		1999
1657	Register a handler for the map path matching the given regex at the	2000	Register a handler for the map path matching the given regex at the
…		…
1662		2005
1663	sub register {	2006	sub register {
1664	my (undef, $regex, $prio) = @_;	2007	my (undef, $regex, $prio) = @_;
1665	my $pkg = caller;	2008	my $pkg = caller;
1666		2009
1667	no strict;
1668	push @{"$pkg\::ISA"}, __PACKAGE__;	2010	push @{"$pkg\::ISA"}, __PACKAGE__;
1669		2011
1670	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2012	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1671	}	2013	}
1672		2014
1673	# also paths starting with '/'	2015	# also paths starting with '/'
1674	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2016	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1675		2017
1676	sub thawer_merge {	2018	sub thawer_merge {
1677	my ($self, $merge) = @_;	2019	my ($self, $merge) = @_;
1678		2020
1679	# we have to keep some variables in memory intact	2021	# we have to keep some variables in memory intact
…		…
1684	}	2026	}
1685		2027
1686	sub normalise {	2028	sub normalise {
1687	my ($path, $base) = @_;	2029	my ($path, $base) = @_;
1688		2030
1689	$path = "$path"; # make sure its a string	2031	$path = "$path"; # make sure it's a string
1690		2032
1691	$path =~ s/\.map$//;	2033	$path =~ s/\.map$//;
1692		2034
1693	# map plan:	2035	# map plan:
1694	#	2036	#
…		…
1709	$base =~ s{[^/]+/?$}{};	2051	$base =~ s{[^/]+/?$}{};
1710	$path = "$base/$path";	2052	$path = "$base/$path";
1711	}	2053	}
1712		2054
1713	for ($path) {	2055	for ($path) {
1714	redo if s{//}{/};
1715	redo if s{/\.?/}{/};	2056	redo if s{/\.?/}{/};
1716	redo if s{/[^/]+/\.\./}{/};	2057	redo if s{/[^/]+/\.\./}{/};
1717	}	2058	}
1718		2059
1719	$path	2060	$path
…		…
1733	$self->init; # pass $1 etc.	2074	$self->init; # pass $1 etc.
1734	return $self;	2075	return $self;
1735	}	2076	}
1736	}	2077	}
1737		2078
1738	Carp::cluck "unable to resolve path '$path' (base '$base').";	2079	Carp::cluck "unable to resolve path '$path' (base '$base')";
1739	()	2080	()
1740	}	2081	}
1741		2082
		2083	# may re-bless or do other evil things
1742	sub init {	2084	sub init {
1743	my ($self) = @_;	2085	my ($self) = @_;
1744		2086
1745	$self	2087	$self
1746	}	2088	}
…		…
1765		2107
1766	# the temporary/swap location	2108	# the temporary/swap location
1767	sub save_path {	2109	sub save_path {
1768	my ($self) = @_;	2110	my ($self) = @_;
1769		2111
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2112	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	2113	"$TMPDIR/$path.map"
1772	}	2114	}
1773		2115
1774	# the unique path, undef == no special unique path	2116	# the unique path, undef == no special unique path
1775	sub uniq_path {	2117	sub uniq_path {
1776	my ($self) = @_;	2118	my ($self) = @_;
1777		2119
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2120	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	2121	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	2122	}
1790		2123
1791	sub decay_objects {	2124	sub decay_objects {
1792	my ($self) = @_;	2125	my ($self) = @_;
1793		2126
…		…
1820	$self->{load_path} = $path;	2153	$self->{load_path} = $path;
1821		2154
1822	1	2155	1
1823	}	2156	}
1824		2157
		2158	# used to laod the header of an original map
1825	sub load_header_orig {	2159	sub load_header_orig {
1826	my ($self) = @_;	2160	my ($self) = @_;
1827		2161
1828	$self->load_header_from ($self->load_path)	2162	$self->load_header_from ($self->load_path)
1829	}	2163	}
1830		2164
		2165	# used to laod the header of an instantiated map
1831	sub load_header_temp {	2166	sub load_header_temp {
1832	my ($self) = @_;	2167	my ($self) = @_;
1833		2168
1834	$self->load_header_from ($self->save_path)	2169	$self->load_header_from ($self->save_path)
1835	}	2170	}
1836		2171
		2172	# called after loading the header from an instantiated map
1837	sub prepare_temp {	2173	sub prepare_temp {
1838	my ($self) = @_;	2174	my ($self) = @_;
1839		2175
1840	$self->last_access ((delete $self->{last_access})	2176	$self->last_access ((delete $self->{last_access})
1841	|| $cf::RUNTIME); #d#	2177	|| $cf::RUNTIME); #d#
1842	# safety	2178	# safety
1843	$self->{instantiate_time} = $cf::RUNTIME	2179	$self->{instantiate_time} = $cf::RUNTIME
1844	if $self->{instantiate_time} > $cf::RUNTIME;	2180	if $self->{instantiate_time} > $cf::RUNTIME;
1845	}	2181	}
1846		2182
		2183	# called after loading the header from an original map
1847	sub prepare_orig {	2184	sub prepare_orig {
1848	my ($self) = @_;	2185	my ($self) = @_;
1849		2186
1850	$self->{load_original} = 1;	2187	$self->{load_original} = 1;
1851	$self->{instantiate_time} = $cf::RUNTIME;	2188	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1875		2212
1876	sub find;	2213	sub find;
1877	sub find {	2214	sub find {
1878	my ($path, $origin) = @_;	2215	my ($path, $origin) = @_;
1879		2216
		2217	cf::cede_to_tick;
		2218
1880	$path = normalise $path, $origin && $origin->path;	2219	$path = normalise $path, $origin;
1881		2220
1882	cf::lock_wait "map_data:$path";#d#remove	2221	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2222	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2223
1885	$cf::MAP{$path} || do {	2224	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	2225	my $map = new_from_path cf::map $path
1890	or return;	2226	or return;
1891		2227
1892	$map->{last_save} = $cf::RUNTIME;	2228	$map->{last_save} = $cf::RUNTIME;
1893		2229
…		…
1895	or return;	2231	or return;
1896		2232
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2233	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2234	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2235	#$cf::WAIT_FOR_TICK->wait;
		2236	undef $guard2;
1900	undef $guard1;	2237	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2238	$map->reset;
1903	return find $path;	2239	return find $path;
1904	}	2240	}
1905		2241
1906	$cf::MAP{$path} = $map	2242	$cf::MAP{$path} = $map
1907	}	2243	}
1908	}	2244	}
1909		2245
1910	sub pre_load { }	2246	sub pre_load { }
1911	sub post_load { }	2247	#sub post_load { } # XS
1912		2248
1913	sub load {	2249	sub load {
1914	my ($self) = @_;	2250	my ($self) = @_;
1915		2251
1916	local $self->{deny_reset} = 1; # loading can take a long time	2252	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1919		2255
1920	{	2256	{
1921	my $guard = cf::lock_acquire "map_data:$path";	2257	my $guard = cf::lock_acquire "map_data:$path";
1922		2258
1923	return unless $self->valid;	2259	return unless $self->valid;
1924	return unless $self->in_memory == cf::MAP_SWAPPED;	2260	return unless $self->state == cf::MAP_SWAPPED;
1925
1926	$self->in_memory (cf::MAP_LOADING);
1927		2261
1928	$self->alloc;	2262	$self->alloc;
1929		2263
1930	$self->pre_load;	2264	$self->pre_load;
1931	cf::cede_to_tick;	2265	cf::cede_to_tick;
1932		2266
		2267	if (exists $self->{load_path}) {
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2268	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2269	$f->skip_block;
1935	$self->_load_objects ($f)	2270	$self->_load_objects ($f)
1936	or return;	2271	or return;
1937		2272
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2273	$self->post_load_original
1939	if delete $self->{load_original};	2274	if delete $self->{load_original};
1940		2275
1941	if (my $uniq = $self->uniq_path) {	2276	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2277	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2278	unless (aio_stat $uniq) {
1944	if (my $f = new_from_file cf::object::thawer $uniq) {	2279	if (my $f = new_from_file cf::object::thawer $uniq) {
1945	$self->clear_unique_items;	2280	$self->clear_unique_items;
1946	$self->_load_objects ($f);	2281	$self->_load_objects ($f);
1947	$f->resolve_delayed_derefs;	2282	$f->resolve_delayed_derefs;
		2283	}
1948	}	2284	}
1949	}	2285	}
1950	}
1951		2286
1952	$f->resolve_delayed_derefs;	2287	$f->resolve_delayed_derefs;
		2288	} else {
		2289	$self->post_load_original
		2290	if delete $self->{load_original};
		2291	}
		2292
		2293	$self->state (cf::MAP_INACTIVE);
1953		2294
1954	cf::cede_to_tick;	2295	cf::cede_to_tick;
1955	# now do the right thing for maps	2296	# now do the right thing for maps
1956	$self->link_multipart_objects;	2297	$self->link_multipart_objects;
1957	$self->difficulty ($self->estimate_difficulty)	2298	$self->difficulty ($self->estimate_difficulty)
…		…
1961	unless ($self->{deny_activate}) {	2302	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2303	$self->decay_objects;
1963	$self->fix_auto_apply;	2304	$self->fix_auto_apply;
1964	$self->update_buttons;	2305	$self->update_buttons;
1965	cf::cede_to_tick;	2306	cf::cede_to_tick;
1966	$self->set_darkness_map;	2307	#$self->activate; # no longer activate maps automatically
1967	cf::cede_to_tick;
1968	$self->activate;
1969	}	2308	}
1970		2309
1971	$self->{last_save} = $cf::RUNTIME;	2310	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2311	$self->last_access ($cf::RUNTIME);
1973
1974	$self->in_memory (cf::MAP_IN_MEMORY);
1975	}	2312	}
1976		2313
1977	$self->post_load;	2314	$self->post_load;
1978	}
1979		2315
		2316	1
		2317	}
		2318
		2319	# customize the map for a given player, i.e.
		2320	# return the _real_ map. used by e.g. per-player
		2321	# maps to change the path to ~playername/mappath
1980	sub customise_for {	2322	sub customise_for {
1981	my ($self, $ob) = @_;	2323	my ($self, $ob) = @_;
1982		2324
1983	return find "~" . $ob->name . "/" . $self->{path}	2325	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2326	if $self->per_player;
…		…
1987	# if $self->per_party;	2329	# if $self->per_party;
1988		2330
1989	$self	2331	$self
1990	}	2332	}
1991		2333
1992	# find and load all maps in the 3x3 area around a map
1993	sub load_neighbours {
1994	my ($map) = @_;
1995
1996	my @neigh; # diagonal neighbours
1997
1998	for (0 .. 3) {
1999	my $neigh = $map->tile_path ($_)
2000	or next;
2001	$neigh = find $neigh, $map
2002	or next;
2003	$neigh->load;
2004
2005	push @neigh,
2006	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2007	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2008	}
2009
2010	for (grep defined $_->[0], @neigh) {
2011	my ($path, $origin) = @$_;
2012	my $neigh = find $path, $origin
2013	or next;
2014	$neigh->load;
2015	}
2016	}
2017
2018	sub find_sync {	2334	sub find_sync {
2019	my ($path, $origin) = @_;	2335	my ($path, $origin) = @_;
2020		2336
2021	cf::sync_job { find $path, $origin }	2337	# it's a bug to call this from the main context
		2338	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2339	if $Coro::current == $Coro::main;
		2340
		2341	find $path, $origin
2022	}	2342	}
2023		2343
2024	sub do_load_sync {	2344	sub do_load_sync {
2025	my ($map) = @_;	2345	my ($map) = @_;
2026		2346
		2347	# it's a bug to call this from the main context
2027	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2348	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2028	if $Coro::current == $Coro::main;	2349	if $Coro::current == $Coro::main;
2029		2350
2030	cf::sync_job { $map->load };	2351	$map->load;
2031	}	2352	}
2032		2353
2033	our %MAP_PREFETCH;	2354	our %MAP_PREFETCH;
2034	our $MAP_PREFETCHER = undef;	2355	our $MAP_PREFETCHER = undef;
2035		2356
2036	sub find_async {	2357	sub find_async {
2037	my ($path, $origin, $load) = @_;	2358	my ($path, $origin, $load) = @_;
2038		2359
2039	$path = normalise $path, $origin && $origin->{path};	2360	$path = normalise $path, $origin;
2040		2361
2041	if (my $map = $cf::MAP{$path}) {	2362	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2363	return $map if !$load || $map->linkable;
2043	}	2364	}
2044		2365
2045	$MAP_PREFETCH{$path} |= $load;	2366	$MAP_PREFETCH{$path} |= $load;
2046		2367
2047	$MAP_PREFETCHER ||= cf::async {	2368	$MAP_PREFETCHER ||= cf::async {
		2369	$Coro::current->{desc} = "map prefetcher";
		2370
2048	while (%MAP_PREFETCH) {	2371	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2372	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2373	if (my $map = find $k) {
2051	$map->load if $v;	2374	$map->load if $v;
2052	}	2375	}
…		…
2059	$MAP_PREFETCHER->prio (6);	2382	$MAP_PREFETCHER->prio (6);
2060		2383
2061	()	2384	()
2062	}	2385	}
2063		2386
		2387	# common code, used by both ->save and ->swapout
2064	sub save {	2388	sub _save {
2065	my ($self) = @_;	2389	my ($self) = @_;
2066
2067	my $lock = cf::lock_acquire "map_data:$self->{path}";
2068		2390
2069	$self->{last_save} = $cf::RUNTIME;	2391	$self->{last_save} = $cf::RUNTIME;
2070		2392
2071	return unless $self->dirty;	2393	return unless $self->dirty;
2072		2394
…		…
2078	return if $self->{deny_save};	2400	return if $self->{deny_save};
2079		2401
2080	local $self->{last_access} = $self->last_access;#d#	2402	local $self->{last_access} = $self->last_access;#d#
2081		2403
2082	cf::async {	2404	cf::async {
		2405	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2406	$_->contr->save for $self->players;
2084	};	2407	};
		2408
		2409	cf::get_slot 0.02;
2085		2410
2086	if ($uniq) {	2411	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2412	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2413	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2414	} else {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2415	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2091	}	2416	}
2092	}	2417	}
2093		2418
		2419	sub save {
		2420	my ($self) = @_;
		2421
		2422	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2423
		2424	$self->_save;
		2425	}
		2426
2094	sub swap_out {	2427	sub swap_out {
2095	my ($self) = @_;	2428	my ($self) = @_;
2096		2429
2097	# save first because save cedes
2098	$self->save;
2099
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2430	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2431
		2432	return if !$self->linkable;
		2433	return if $self->{deny_save};
2102	return if $self->players;	2434	return if $self->players;
2103	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
2104	return if $self->{deny_save};	2452	return 1e99 if $self->{deny_reset};
2105		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
2106	$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};
2107		2486
2108	$self->deactivate;	2487	$self->deactivate;
2109	$_->clear_links_to ($self) for values %cf::MAP;	2488	$_->clear_links_to ($self) for values %cf::MAP;
2110	$self->clear;	2489	$self->clear;
2111	}
2112
2113	sub reset_at {
2114	my ($self) = @_;
2115
2116	# TODO: safety, remove and allow resettable per-player maps
2117	return 1e99 if $self->{deny_reset};
2118
2119	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2120	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2121
2122	$time + $to
2123	}
2124
2125	sub should_reset {
2126	my ($self) = @_;
2127
2128	$self->reset_at <= $cf::RUNTIME
2129	}
2130
2131	sub reset {
2132	my ($self) = @_;
2133
2134	my $lock = cf::lock_acquire "map_data:$self->{path}";
2135
2136	return if $self->players;
2137
2138	warn "resetting map ", $self->path;
2139
2140	$self->in_memory (cf::MAP_SWAPPED);
2141
2142	# need to save uniques path
2143	unless ($self->{deny_save}) {
2144	my $uniq = $self->uniq_path; utf8::encode $uniq;
2145
2146	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2147	if $uniq;
2148	}
2149
2150	delete $cf::MAP{$self->path};
2151
2152	$self->deactivate;
2153	$_->clear_links_to ($self) for values %cf::MAP;
2154	$self->clear;
2155		2490
2156	$self->unlink_save;	2491	$self->unlink_save;
2157	$self->destroy;	2492	$self->destroy;
2158	}	2493	}
2159		2494
…		…
2167		2502
2168	delete $cf::MAP{$self->path};	2503	delete $cf::MAP{$self->path};
2169		2504
2170	$self->unlink_save;	2505	$self->unlink_save;
2171		2506
2172	bless $self, "cf::map";	2507	bless $self, "cf::map::wrap";
2173	delete $self->{deny_reset};	2508	delete $self->{deny_reset};
2174	$self->{deny_save} = 1;	2509	$self->{deny_save} = 1;
2175	$self->reset_timeout (1);	2510	$self->reset_timeout (1);
2176	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2511	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2177		2512
…		…
2226		2561
2227	sub unique_maps() {	2562	sub unique_maps() {
2228	[	2563	[
2229	map {	2564	map {
2230	utf8::decode $_;	2565	utf8::decode $_;
2231	/\.map$/	2566	s/\.map$//; # TODO future compatibility hack
		2567	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2568	? ()
2232	? normalise $_	2569	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2570	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2571	]
2236	}	2572	}
2237		2573
2238	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	}
2239		2605
2240	=back	2606	=back
2241		2607
2242	=head3 cf::object	2608	=head3 cf::object
2243		2609
…		…
2247		2613
2248	=over 4	2614	=over 4
2249		2615
2250	=item $ob->inv_recursive	2616	=item $ob->inv_recursive
2251		2617
2252	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.
2253		2620
2254	=cut	2621	=cut
2255		2622
2256	sub inv_recursive_;	2623	sub inv_recursive_;
2257	sub inv_recursive_ {	2624	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2629	inv_recursive_ inv $_[0]
2263	}	2630	}
2264		2631
2265	=item $ref = $ob->ref	2632	=item $ref = $ob->ref
2266		2633
2267	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.
2268		2635
2269	=item $ob = cf::object::deref ($refstring)	2636	=item $ob = cf::object::deref ($refstring)
2270		2637
2271	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,
2272	even if the object actually exists. May block.	2639	even if the object actually exists. May block.
…		…
2274	=cut	2641	=cut
2275		2642
2276	sub deref {	2643	sub deref {
2277	my ($ref) = @_;	2644	my ($ref) = @_;
2278		2645
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2646	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2647	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2648	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2649	or return;
2286	$pl->ob->uuid eq $uuid	2650	$pl->ob->uuid eq $uuid
2287	or return;	2651	or return;
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2671	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2672	dialogue with the given NPC character.
2309		2673
2310	=cut	2674	=cut
2311		2675
		2676	our $SAY_CHANNEL = {
		2677	id => "say",
		2678	title => "Map",
		2679	reply => "say ",
		2680	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2681	};
		2682
		2683	our $CHAT_CHANNEL = {
		2684	id => "chat",
		2685	title => "Chat",
		2686	reply => "chat ",
		2687	tooltip => "Player chat and shouts, global to the server.",
		2688	};
		2689
2312	# rough implementation of a future "reply" method that works	2690	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2691	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2692	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2693	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2694	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2705	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2706	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2707
2330	} else {	2708	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2709	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2710	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2711	}
2334	}	2712	}
2335	}	2713	}
2336		2714
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2715	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2740
2363	=item $player_object->enter_link	2741	=item $player_object->enter_link
2364		2742
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2743	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2744
2367	The player should be reasonably safe there for short amounts of time. You	2745	The player should be reasonably safe there for short amounts of time (e.g.
2368	I<MUST> call C<leave_link> as soon as possible, though.	2746	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2747	though, as the player cannot control the character while it is on the link
		2748	map.
2369		2749
2370	Will never block.	2750	Will never block.
2371		2751
2372	=item $player_object->leave_link ($map, $x, $y)	2752	=item $player_object->leave_link ($map, $x, $y)
2373		2753
…		…
2393	sub cf::object::player::enter_link {	2773	sub cf::object::player::enter_link {
2394	my ($self) = @_;	2774	my ($self) = @_;
2395		2775
2396	$self->deactivate_recursive;	2776	$self->deactivate_recursive;
2397		2777
		2778	++$self->{_link_recursion};
		2779
2398	return if UNIVERSAL::isa $self->map, "ext::map_link";	2780	return if UNIVERSAL::isa $self->map, "ext::map_link";
2399		2781
2400	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2782	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2401	if $self->map && $self->map->{path} ne "{link}";	2783	if $self->map && $self->map->{path} ne "{link}";
2402		2784
2403	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2785	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2404	}	2786	}
2405		2787
2406	sub cf::object::player::leave_link {	2788	sub cf::object::player::leave_link {
2407	my ($self, $map, $x, $y) = @_;	2789	my ($self, $map, $x, $y) = @_;
2408		2790
…		…
2425	($x, $y) = (-1, -1)	2807	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2808	unless (defined $x) && (defined $y);
2427		2809
2428	# use -1 or undef as default coordinates, not 0, 0	2810	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2811	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2812	if $x <= 0 && $y <= 0;
2431		2813
2432	$map->load;	2814	$map->load;
2433	$map->load_neighbours;
2434		2815
2435	return unless $self->contr->active;	2816	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2817
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2818	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2819	if ($self->enter_map ($map, $x, $y)) {
2440	}	2820	# entering was successful
		2821	delete $self->{_link_recursion};
		2822	# only activate afterwards, to support waiting in hooks
		2823	$self->activate_recursive;
		2824	}
2441		2825
		2826	}
		2827
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2828	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2443		2829
2444	Moves the player to the given map-path and coordinates by first freezing	2830	Moves the player to the given map-path and coordinates by first freezing
2445	her, loading and preparing them map, calling the provided $check callback	2831	her, loading and preparing them map, calling the provided $check callback
2446	that has to return the map if sucecssful, and then unfreezes the player on	2832	that has to return the map if sucecssful, and then unfreezes the player on
2447	the new (success) or old (failed) map position. In either case, $done will	2833	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2834	be called at the end of this process.
2449		2835
		2836	Note that $check will be called with a potentially non-loaded map, so if
		2837	it needs a loaded map it has to call C<< ->load >>.
		2838
2450	=cut	2839	=cut
2451		2840
2452	our $GOTOGEN;	2841	our $GOTOGEN;
2453		2842
2454	sub cf::object::player::goto {	2843	sub cf::object::player::goto {
2455	my ($self, $path, $x, $y, $check, $done) = @_;	2844	my ($self, $path, $x, $y, $check, $done) = @_;
2456		2845
		2846	if ($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	}
		2851
2457	# do generation counting so two concurrent goto's will be executed in-order	2852	# do generation counting so two concurrent goto's will be executed in-order
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2853	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2854
2460	$self->enter_link;	2855	$self->enter_link;
2461		2856
2462	(async {	2857	(async {
		2858	$Coro::current->{desc} = "player::goto $path $x $y";
		2859
2463	# *tag paths override both path and x|y	2860	# *tag paths override both path and x|y
2464	if ($path =~ /^\*(.*)$/) {	2861	if ($path =~ /^\*(.*)$/) {
2465	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2862	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2466	my $ob = $obs[rand @obs];	2863	my $ob = $obs[rand @obs];
2467		2864
…		…
2478	($path, $x, $y) = (undef, undef, undef);	2875	($path, $x, $y) = (undef, undef, undef);
2479	}	2876	}
2480	}	2877	}
2481		2878
2482	my $map = eval {	2879	my $map = eval {
2483	my $map = defined $path ? cf::map::find $path : undef;	2880	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2484		2881
2485	if ($map) {	2882	if ($map) {
2486	$map = $map->customise_for ($self);	2883	$map = $map->customise_for ($self);
2487	$map = $check->($map) if $check && $map;	2884	$map = $check->($map, $x, $y, $self) if $check && $map;
2488	} else {	2885	} else {
2489	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2886	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2490	}	2887	}
2491		2888
2492	$map	2889	$map
…		…
2500	if ($gen == $self->{_goto_generation}) {	2897	if ($gen == $self->{_goto_generation}) {
2501	delete $self->{_goto_generation};	2898	delete $self->{_goto_generation};
2502	$self->leave_link ($map, $x, $y);	2899	$self->leave_link ($map, $x, $y);
2503	}	2900	}
2504		2901
2505	$done->() if $done;	2902	$done->($self) if $done;
2506	})->prio (1);	2903	})->prio (1);
2507	}	2904	}
2508		2905
2509	=item $player_object->enter_exit ($exit_object)	2906	=item $player_object->enter_exit ($exit_object)
2510		2907
…		…
2530	}	2927	}
2531		2928
2532	sub prepare_random_map {	2929	sub prepare_random_map {
2533	my ($exit) = @_;	2930	my ($exit) = @_;
2534		2931
2535	my $guard = cf::lock_acquire "exit_prepare:$exit";
2536
2537	# all this does is basically replace the /! path by	2932	# all this does is basically replace the /! path by
2538	# a new random map path (?random/...) with a seed	2933	# a new random map path (?random/...) with a seed
2539	# that depends on the exit object	2934	# that depends on the exit object
2540		2935
2541	my $rmp = parse_random_map_params $exit->msg;	2936	my $rmp = parse_random_map_params $exit->msg;
…		…
2543	if ($exit->map) {	2938	if ($exit->map) {
2544	$rmp->{region} = $exit->region->name;	2939	$rmp->{region} = $exit->region->name;
2545	$rmp->{origin_map} = $exit->map->path;	2940	$rmp->{origin_map} = $exit->map->path;
2546	$rmp->{origin_x} = $exit->x;	2941	$rmp->{origin_x} = $exit->x;
2547	$rmp->{origin_y} = $exit->y;	2942	$rmp->{origin_y} = $exit->y;
		2943
		2944	$exit->map->touch;
2548	}	2945	}
2549		2946
2550	$rmp->{random_seed} ||= $exit->random_seed;	2947	$rmp->{random_seed} ||= $exit->random_seed;
2551		2948
2552	my $data = cf::to_json $rmp;	2949	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2553	my $md5 = Digest::MD5::md5_hex $data;	2950	my $md5 = Digest::MD5::md5_hex $data;
2554	my $meta = "$RANDOMDIR/$md5.meta";	2951	my $meta = "$RANDOMDIR/$md5.meta";
2555		2952
2556	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2953	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2557	aio_write $fh, 0, (length $data), $data, 0;	2954	aio_write $fh, 0, (length $data), $data, 0;
2558	undef $fh;	2955	undef $fh;
2559	aio_rename "$meta~", $meta;	2956	aio_rename "$meta~", $meta;
2560		2957
		2958	my $slaying = "?random/$md5";
		2959
		2960	if ($exit->valid) {
2561	$exit->slaying ("?random/$md5");	2961	$exit->slaying ("?random/$md5");
2562	$exit->msg (undef);	2962	$exit->msg (undef);
		2963	}
2563	}	2964	}
2564	}	2965	}
2565		2966
2566	sub cf::object::player::enter_exit {	2967	sub cf::object::player::enter_exit {
2567	my ($self, $exit) = @_;	2968	my ($self, $exit) = @_;
2568		2969
2569	return unless $self->type == cf::PLAYER;	2970	return unless $self->type == cf::PLAYER;
2570		2971
2571	if ($exit->slaying eq "/!") {
2572	#TODO: this should de-fi-ni-te-ly not be a sync-job
2573	# the problem is that $exit might not survive long enough
2574	# so it needs to be done right now, right here
2575	cf::sync_job { prepare_random_map $exit };
2576	}
2577
2578	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2579	my $hp = $exit->stats->hp;
2580	my $sp = $exit->stats->sp;
2581
2582	$self->enter_link;	2972	$self->enter_link;
2583		2973
2584	# if exit is damned, update players death & WoR home-position
2585	$self->contr->savebed ($slaying, $hp, $sp)
2586	if $exit->flag (FLAG_DAMNED);
2587
2588	(async {	2974	(async {
2589	$self->deactivate_recursive; # just to be sure	2975	$Coro::current->{desc} = "enter_exit";
		2976
2590	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
2591	$self->goto ($slaying, $hp, $sp);	3007	$self->goto ($map, $x, $y);
2592		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
2593	1;	3013	1
2594	}) {	3014	}) {
2595	$self->message ("Something went wrong deep within the crossfire server. "	3015	$self->message ("Something went wrong deep within the deliantra server. "
2596	. "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. "
2597	. "Please report this to the dungeon master!",	3017	. "Please report this to the dungeon master!",
2598	cf::NDI_UNIQUE | cf::NDI_RED);	3018	cf::NDI_UNIQUE | cf::NDI_RED);
2599		3019
2600	warn "ERROR in enter_exit: $@";	3020	error "ERROR in enter_exit: $@";
2601	$self->leave_link;	3021	$self->leave_link;
2602	}	3022	}
2603	})->prio (1);	3023	})->prio (1);
2604	}	3024	}
2605		3025
…		…
2617	sub cf::client::send_drawinfo {	3037	sub cf::client::send_drawinfo {
2618	my ($self, $text, $flags) = @_;	3038	my ($self, $text, $flags) = @_;
2619		3039
2620	utf8::encode $text;	3040	utf8::encode $text;
2621	$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);
2622	}	3067	}
2623		3068
2624	=item $client->send_msg ($channel, $msg, $color, [extra...])	3069	=item $client->send_msg ($channel, $msg, $color, [extra...])
2625		3070
2626	Send a drawinfo or msg packet to the client, formatting the msg for the	3071	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2628	the message, with C<log> being the default. If C<$color> is negative, suppress	3073	the message, with C<log> being the default. If C<$color> is negative, suppress
2629	the message unless the client supports the msg packet.	3074	the message unless the client supports the msg packet.
2630		3075
2631	=cut	3076	=cut
2632		3077
		3078	# non-persistent channels (usually the info channel)
2633	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	},
2634	"c/identify" => {	3086	"c/identify" => {
2635	id => "identify",	3087	id => "infobox",
2636	title => "Identify",	3088	title => "Identify",
2637	reply => undef,	3089	reply => undef,
2638	tooltip => "Items recently identified",	3090	tooltip => "Items recently identified",
2639	},	3091	},
2640	"c/examine" => {	3092	"c/examine" => {
2641	id => "examine",	3093	id => "infobox",
2642	title => "Examine",	3094	title => "Examine",
2643	reply => undef,	3095	reply => undef,
2644	tooltip => "Signs and other items you examined",	3096	tooltip => "Signs and other items you examined",
2645	},	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	},
		3110	"c/lookat" => {
		3111	id => "infobox",
		3112	title => "Look",
		3113	reply => undef,
		3114	tooltip => "What you saw there",
		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" => $CHAT_CHANNEL,
2646	);	3190	);
2647		3191
2648	sub cf::client::send_msg {	3192	sub cf::client::send_msg {
2649	my ($self, $channel, $msg, $color, @extra) = @_;	3193	my ($self, $channel, $msg, $color, @extra) = @_;
2650		3194
2651	$msg = $self->pl->expand_cfpod ($msg);	3195	$msg = $self->pl->expand_cfpod ($msg)
		3196	unless $color & cf::NDI_VERBATIM;
2652		3197
2653	$color &= cf::NDI_CLIENT_MASK; # just in case...	3198	$color &= cf::NDI_CLIENT_MASK; # just in case...
2654		3199
2655	# check predefined channels, for the benefit of C	3200	# check predefined channels, for the benefit of C
2656	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3201	if ($CHANNEL{$channel}) {
		3202	$channel = $CHANNEL{$channel};
2657		3203
		3204	$self->ext_msg (channel_info => $channel);
		3205	$channel = $channel->{id};
		3206
2658	if (ref $channel) {	3207	} elsif (ref $channel) {
2659	# send meta info to client, if not yet sent	3208	# send meta info to client, if not yet sent
2660	unless (exists $self->{channel}{$channel->{id}}) {	3209	unless (exists $self->{channel}{$channel->{id}}) {
2661	$self->{channel}{$channel->{id}} = $channel;	3210	$self->{channel}{$channel->{id}} = $channel;
2662	$self->ext_msg (channel_info => $channel)	3211	$self->ext_msg (channel_info => $channel);
2663	if $self->can_msg;
2664	}	3212	}
2665		3213
2666	$channel = $channel->{id};	3214	$channel = $channel->{id};
2667	}	3215	}
2668		3216
2669	return unless @extra || length $msg;	3217	return unless @extra || length $msg;
2670		3218
2671	if ($self->can_msg) {
2672	# default colour, mask it out	3219	# default colour, mask it out
2673	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3220	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2674	if $color & cf::NDI_DEF;	3221	if $color & cf::NDI_DEF;
2675		3222
2676	$self->send_packet ("msg " . $self->{json_coder}->encode (	3223	my $pkt = "msg "
		3224	. $self->{json_coder}->encode (
2677	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3225	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2678	} else {	3226	);
2679	if ($color >= 0) {
2680	# replace some tags by gcfclient-compatible ones
2681	for ($msg) {
2682	1 while
2683	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2684	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2685	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2686	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2687	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2688	}
2689		3227
2690	$color &= cf::NDI_COLOR_MASK;	3228	$self->send_big_packet ($pkt);
2691
2692	utf8::encode $msg;
2693
2694	if (0 && $msg =~ /\[/) {
2695	# COMMAND/INFO
2696	$self->send_packet ("drawextinfo $color 10 8 $msg")
2697	} else {
2698	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2699	$self->send_packet ("drawinfo $color $msg")
2700	}
2701	}
2702	}
2703	}	3229	}
2704		3230
2705	=item $client->ext_msg ($type, @msg)	3231	=item $client->ext_msg ($type, @msg)
2706		3232
2707	Sends an ext event to the client.	3233	Sends an ext event to the client.
…		…
2709	=cut	3235	=cut
2710		3236
2711	sub cf::client::ext_msg($$@) {	3237	sub cf::client::ext_msg($$@) {
2712	my ($self, $type, @msg) = @_;	3238	my ($self, $type, @msg) = @_;
2713		3239
2714	if ($self->extcmd == 2) {
2715	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3240	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2716	} elsif ($self->extcmd == 1) { # TODO: remove
2717	push @msg, msgtype => "event_$type";
2718	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2719	}
2720	}	3241	}
2721		3242
2722	=item $client->ext_reply ($msgid, @msg)	3243	=item $client->ext_reply ($msgid, @msg)
2723		3244
2724	Sends an ext reply to the client.	3245	Sends an ext reply to the client.
…		…
2726	=cut	3247	=cut
2727		3248
2728	sub cf::client::ext_reply($$@) {	3249	sub cf::client::ext_reply($$@) {
2729	my ($self, $id, @msg) = @_;	3250	my ($self, $id, @msg) = @_;
2730		3251
2731	if ($self->extcmd == 2) {
2732	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3252	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2733	} elsif ($self->extcmd == 1) {
2734	#TODO: version 1, remove
2735	unshift @msg, msgtype => "reply", msgid => $id;
2736	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2737	}
2738	}	3253	}
2739		3254
2740	=item $success = $client->query ($flags, "text", \&cb)	3255	=item $success = $client->query ($flags, "text", \&cb)
2741		3256
2742	Queues a query to the client, calling the given callback with	3257	Queues a query to the client, calling the given callback with
…		…
2797	my ($ns, $buf) = @_;	3312	my ($ns, $buf) = @_;
2798		3313
2799	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3314	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2800		3315
2801	if (ref $msg) {	3316	if (ref $msg) {
2802	my ($type, $reply, @payload) =	3317	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2803	"ARRAY" eq ref $msg
2804	? @$msg
2805	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2806		3318
2807	my @reply;	3319	my @reply;
2808		3320
2809	if (my $cb = $EXTICMD{$type}) {	3321	if (my $cb = $EXTICMD{$type}) {
2810	@reply = $cb->($ns, @payload);	3322	@reply = $cb->($ns, @payload);
…		…
2812		3324
2813	$ns->ext_reply ($reply, @reply)	3325	$ns->ext_reply ($reply, @reply)
2814	if $reply;	3326	if $reply;
2815		3327
2816	} else {	3328	} else {
2817	warn "client " . ($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";
2818	}	3330	}
2819		3331
2820	cf::override;	3332	cf::override;
2821	},	3333	},
2822	);	3334	);
…		…
2842		3354
2843	$coro	3355	$coro
2844	}	3356	}
2845		3357
2846	cf::client->attach (	3358	cf::client->attach (
2847	on_destroy => sub {	3359	on_client_destroy => sub {
2848	my ($ns) = @_;	3360	my ($ns) = @_;
2849		3361
2850	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3362	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2851	},	3363	},
2852	);	3364	);
…		…
2868	our $safe_hole = new Safe::Hole;	3380	our $safe_hole = new Safe::Hole;
2869		3381
2870	$SIG{FPE} = 'IGNORE';	3382	$SIG{FPE} = 'IGNORE';
2871		3383
2872	$safe->permit_only (Opcode::opset qw(	3384	$safe->permit_only (Opcode::opset qw(
2873	:base_core :base_mem :base_orig :base_math	3385	:base_core :base_mem :base_orig :base_math :base_loop
2874	grepstart grepwhile mapstart mapwhile	3386	grepstart grepwhile mapstart mapwhile
2875	sort time	3387	sort time
2876	));	3388	));
2877		3389
2878	# here we export the classes and methods available to script code	3390	# here we export the classes and methods available to script code
…		…
2880	=pod	3392	=pod
2881		3393
2882	The following functions and methods are available within a safe environment:	3394	The following functions and methods are available within a safe environment:
2883		3395
2884	cf::object	3396	cf::object
2885	contr pay_amount pay_player map x y force_find force_add	3397	contr pay_amount pay_player map x y force_find force_add destroy
2886	insert remove name archname title slaying race decrease_ob_nr	3398	insert remove name archname title slaying race decrease split
		3399	value
2887		3400
2888	cf::object::player	3401	cf::object::player
2889	player	3402	player
2890		3403
2891	cf::player	3404	cf::player
…		…
2896		3409
2897	=cut	3410	=cut
2898		3411
2899	for (	3412	for (
2900	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3413	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2901	insert remove inv name archname title slaying race	3414	insert remove inv nrof name archname title slaying race
2902	decrease_ob_nr)],	3415	decrease split destroy change_exp value msg lore send_msg)],
2903	["cf::object::player" => qw(player)],	3416	["cf::object::player" => qw(player)],
2904	["cf::player" => qw(peaceful)],	3417	["cf::player" => qw(peaceful send_msg)],
2905	["cf::map" => qw(trigger)],	3418	["cf::map" => qw(trigger)],
2906	) {	3419	) {
2907	no strict 'refs';
2908	my ($pkg, @funs) = @$_;	3420	my ($pkg, @funs) = @$_;
2909	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3421	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2910	for @funs;	3422	for @funs;
2911	}	3423	}
2912		3424
…		…
2927		3439
2928	my $qcode = $code;	3440	my $qcode = $code;
2929	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3441	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2930	$qcode =~ s/\n/\\n/g;	3442	$qcode =~ s/\n/\\n/g;
2931		3443
		3444	%vars = (_dummy => 0) unless %vars;
		3445
		3446	my @res;
2932	local $_;	3447	local $_;
2933	local @safe::cf::_safe_eval_args = values %vars;
2934		3448
2935	my $eval =	3449	my $eval =
2936	"do {\n"	3450	"do {\n"
2937	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3451	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2938	. "#line 0 \"{$qcode}\"\n"	3452	. "#line 0 \"{$qcode}\"\n"
2939	. $code	3453	. $code
2940	. "\n}"	3454	. "\n}"
2941	;	3455	;
2942		3456
		3457	if ($CFG{safe_eval}) {
2943	sub_generation_inc;	3458	sub_generation_inc;
		3459	local @safe::cf::_safe_eval_args = values %vars;
2944	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3460	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2945	sub_generation_inc;	3461	sub_generation_inc;
		3462	} else {
		3463	local @cf::_safe_eval_args = values %vars;
		3464	@res = wantarray ? eval eval : scalar eval $eval;
		3465	}
2946		3466
2947	if ($@) {	3467	if ($@) {
2948	warn "$@";	3468	warn "$@",
2949	warn "while executing safe code '$code'\n";	3469	"while executing safe code '$code'\n",
2950	warn "with arguments " . (join " ", %vars) . "\n";	3470	"with arguments " . (join " ", %vars) . "\n";
2951	}	3471	}
2952		3472
2953	wantarray ? @res : $res[0]	3473	wantarray ? @res : $res[0]
2954	}	3474	}
2955		3475
…		…
2969	=cut	3489	=cut
2970		3490
2971	sub register_script_function {	3491	sub register_script_function {
2972	my ($fun, $cb) = @_;	3492	my ($fun, $cb) = @_;
2973		3493
2974	no strict 'refs';	3494	$fun = "safe::$fun" if $CFG{safe_eval};
2975	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3495	*$fun = $safe_hole->wrap ($cb);
2976	}	3496	}
2977		3497
2978	=back	3498	=back
2979		3499
2980	=cut	3500	=cut
2981		3501
2982	#############################################################################	3502	#############################################################################
2983	# 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	$idx
		3527	}
2984		3528
2985	sub load_facedata($) {	3529	sub load_facedata($) {
2986	my ($path) = @_;	3530	my ($path) = @_;
2987		3531
2988	# 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
2989	# for this (global event?)	3533	# for this (global event?)
2990	%ext::player_env::MUSIC_FACE_CACHE = ();	3534	%ext::player_env::MUSIC_FACE_CACHE = ();
2991		3535
2992	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3536	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2993		3537
2994	warn "loading facedata from $path\n";	3538	trace "loading facedata from $path\n";
2995		3539
2996	my $facedata;	3540	my $facedata = decode_storable load_file $path;
2997	0 < aio_load $path, $facedata
2998	or die "$path: $!";
2999
3000	$facedata = Coro::Storable::thaw $facedata;
3001		3541
3002	$facedata->{version} == 2	3542	$facedata->{version} == 2
3003	or cf::cleanup "$path: version mismatch, cannot proceed.";	3543	or cf::cleanup "$path: version mismatch, cannot proceed.";
3004		3544
3005	# patch in the exptable
3006	$facedata->{resource}{"res/exp_table"} = {
3007	type => FT_RSRC,
3008	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3009	};
3010	cf::cede_to_tick;	3545	cf::cede_to_tick;
3011		3546
3012	{	3547	{
3013	my $faces = $facedata->{faceinfo};	3548	my $faces = $facedata->{faceinfo};
3014		3549
3015	while (my ($face, $info) = each %$faces) {	3550	for my $face (sort keys %$faces) {
		3551	my $info = $faces->{$face};
3016	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3552	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3553
3017	cf::face::set_visibility $idx, $info->{visibility};	3554	cf::face::set_visibility $idx, $info->{visibility};
3018	cf::face::set_magicmap $idx, $info->{magicmap};	3555	cf::face::set_magicmap $idx, $info->{magicmap};
3019	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3556	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3020	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}} = $idx;#d#
3021		3560
3022	cf::cede_to_tick;	3561	cf::cede_to_tick;
3023	}	3562	}
3024		3563
3025	while (my ($face, $info) = each %$faces) {	3564	while (my ($face, $info) = each %$faces) {
3026	next unless $info->{smooth};	3565	next unless $info->{smooth};
		3566
3027	my $idx = cf::face::find $face	3567	my $idx = cf::face::find $face
3028	or next;	3568	or next;
		3569
3029	if (my $smooth = cf::face::find $info->{smooth}) {	3570	if (my $smooth = cf::face::find $info->{smooth}) {
3030	cf::face::set_smooth $idx, $smooth;	3571	cf::face::set_smooth $idx, $smooth;
3031	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3572	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3032	} else {	3573	} else {
3033	warn "smooth face '$info->{smooth}' not found for face '$face'";	3574	error "smooth face '$info->{smooth}' not found for face '$face'";
3034	}	3575	}
3035		3576
3036	cf::cede_to_tick;	3577	cf::cede_to_tick;
3037	}	3578	}
3038	}	3579	}
…		…
3047		3588
3048	cf::anim::invalidate_all; # d'oh	3589	cf::anim::invalidate_all; # d'oh
3049	}	3590	}
3050		3591
3051	{	3592	{
3052	# TODO: for gcfclient pleasure, we should give resources
3053	# that gcfclient doesn't grok a >10000 face index.
3054	my $res = $facedata->{resource};	3593	my $res = $facedata->{resource};
3055		3594
3056	my $soundconf = delete $res->{"res/sound.conf"};
3057
3058	while (my ($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
3059	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3598	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3060	my $data;
3061		3599
3062	if ($info->{type} & 1) {	3600	cf::face::set_type $idx, $type;
3063	# prepend meta info	3601	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3064		3602	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3065	my $meta = $enc->encode ({	3603	$FACEHASH{$info->{hash}} = $idx;#d#
3066	name => $name,
3067	%{ $info->{meta} || {} },
3068	});
3069
3070	$data = pack "(w/a*)*", $meta, $info->{data};
3071	} else {	3604	} else {
3072	$data = $info->{data};	3605	# $RESOURCE{$name} = $info; # unused
3073	}	3606	}
3074		3607
3075	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3076	cf::face::set_type $idx, $info->{type};
3077
3078	cf::cede_to_tick;	3608	cf::cede_to_tick;
3079	}	3609	}
3080
3081	if ($soundconf) {
3082	$soundconf = $enc->decode (delete $soundconf->{data});
3083
3084	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3085	my $sound = $soundconf->{compat}[$_]
3086	or next;
3087
3088	my $face = cf::face::find "sound/$sound->[1]";
3089	cf::sound::set $sound->[0] => $face;
3090	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3091	}
3092
3093	while (my ($k, $v) = each %{$soundconf->{event}}) {
3094	my $face = cf::face::find "sound/$v";
3095	cf::sound::set $k => $face;
3096	}
3097	}
3098	}	3610	}
		3611
		3612	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3099		3613
3100	1	3614	1
3101	}	3615	}
3102		3616
3103	register_exticmd fx_want => sub {	3617	register_exticmd fx_want => sub {
…		…
3105		3619
3106	while (my ($k, $v) = each %$want) {	3620	while (my ($k, $v) = each %$want) {
3107	$ns->fx_want ($k, $v);	3621	$ns->fx_want ($k, $v);
3108	}	3622	}
3109	};	3623	};
		3624
		3625	sub load_resource_file($) {
		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 $_, 1 .. cf::settings->max_level]
		3641	);
		3642	}
		3643
		3644	sub reload_materials {
		3645	_reload_materials;
		3646	}
3110		3647
3111	sub reload_regions {	3648	sub reload_regions {
3112	# HACK to clear player env face cache, we need some signal framework	3649	# HACK to clear player env face cache, we need some signal framework
3113	# for this (global event?)	3650	# for this (global event?)
3114	%ext::player_env::MUSIC_FACE_CACHE = ();	3651	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3128	}	3665	}
3129		3666
3130	sub reload_archetypes {	3667	sub reload_archetypes {
3131	load_resource_file "$DATADIR/archetypes"	3668	load_resource_file "$DATADIR/archetypes"
3132	or die "unable to load archetypes\n";	3669	or die "unable to load archetypes\n";
3133	#d# NEED to laod twice to resolve forward references	3670
3134	# this really needs to be done in an extra post-pass	3671	add_face "res/skill_info" => FT_RSRC,
3135	# (which needs to be synchronous, so solve it differently)	3672	JSON::XS->new->utf8->canonical->encode (
3136	load_resource_file "$DATADIR/archetypes"	3673	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
3137	or die "unable to load archetypes\n";	3674	);
		3675	add_face "res/spell_paths" => FT_RSRC,
		3676	JSON::XS->new->utf8->canonical->encode (
		3677	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3678	);
3138	}	3679	}
3139		3680
3140	sub reload_treasures {	3681	sub reload_treasures {
3141	load_resource_file "$DATADIR/treasures"	3682	load_resource_file "$DATADIR/treasures"
3142	or die "unable to load treasurelists\n";	3683	or die "unable to load treasurelists\n";
3143	}	3684	}
3144		3685
		3686	sub reload_sound {
		3687	trace "loading sound config from $DATADIR/sound\n";
		3688
		3689	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3690
		3691	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3692	my $sound = $soundconf->{compat}[$_]
		3693	or next;
		3694
		3695	my $face = cf::face::find "sound/$sound->[1]";
		3696	cf::sound::set $sound->[0] => $face;
		3697	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3698	}
		3699
		3700	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3701	my $face = cf::face::find "sound/$v";
		3702	cf::sound::set $k => $face;
		3703	}
		3704	}
		3705
		3706	#d# move docstuff to help or so
		3707	our %DOCSTRING;
		3708
		3709	sub reload_pod {
		3710	trace "loading pods $PODDIR\n";
		3711
		3712	%DOCSTRING = ();
		3713	my @command_list;
		3714
		3715	for (
		3716	[0, "command_help"],
		3717	[1, "emote_help"],
		3718	[2, "dmcommand_help"],
		3719	) {
		3720	my ($type, $path) = @$_;
		3721
		3722	my $paragraphs = &cf::pod::load_pod ("$PODDIR/$path.pod")
		3723	or die "unable to load $path";
		3724
		3725	my $level = 1e9;
		3726	my $rpar;
		3727
		3728	for my $par (@$paragraphs) {
		3729	if ($par->{type} eq "head2") {
		3730	# this code taken almost verbatim from DC/Protocol.pm
		3731
		3732	if ($par->{markup} =~ /^(\S+) (?:\s+ \( ([^\)]*) \) )?/x) {
		3733	my $cmd = $1;
		3734	my @args = split /\|/, $2;
		3735	@args = (".*") unless @args;
		3736
		3737	$_ = $_ eq ".*" ? "" : " $_"
		3738	for @args;
		3739
		3740	my @variants = map "$cmd$_", sort { (length $a) <=> (length $b) } @args;
		3741
		3742	$rpar = \($DOCSTRING{"command/$cmd"} = &cf::pod::as_cfpod ([$par]));
		3743
		3744	push @command_list, [$type, \@variants];
		3745	$level = $par->{level};
		3746	} else {
		3747	error "$par->{markup}: unparsable command heading";
		3748	}
		3749	} elsif ($par->{level} > $level) {
		3750	$$rpar .= &cf::pod::as_cfpod ([$par]);
		3751	}
		3752
		3753	cf::cede_to_tick;
		3754	}
		3755	}
		3756
		3757	@command_list = sort {
		3758	$a->[0] <=> $b->[0]
		3759	or $a->[1] cmp $b->[1]
		3760	} @command_list;
		3761
		3762	cf::cede_to_tick;
		3763
		3764	add_face "res/command_list" => FT_RSRC,
		3765	JSON::XS->new->utf8->encode (\@command_list);
		3766	}
		3767
3145	sub reload_resources {	3768	sub reload_resources {
3146	warn "reloading resource files...\n";	3769	trace "reloading resource files...\n";
3147		3770
		3771	reload_materials;
		3772	reload_facedata;
		3773	reload_exp_table;
		3774	reload_sound;
		3775	reload_archetypes;
3148	reload_regions;	3776	reload_regions;
3149	reload_facedata;
3150	#reload_archetypes;#d#
3151	reload_archetypes;
3152	reload_treasures;	3777	reload_treasures;
		3778	reload_pod;
3153		3779
3154	warn "finished reloading resource files\n";	3780	trace "finished reloading resource files\n";
3155	}
3156
3157	sub init {
3158	reload_resources;
3159	}	3781	}
3160		3782
3161	sub reload_config {	3783	sub reload_config {
3162	open my $fh, "<:utf8", "$CONFDIR/config"	3784	trace "reloading config file...\n";
3163	or return;
3164		3785
3165	local $/;	3786	my $config = load_file "$CONFDIR/config";
3166	*CFG = YAML::Syck::Load <$fh>;	3787	utf8::decode $config;
		3788	*CFG = decode_yaml $config;
3167		3789
3168	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3790	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3169		3791
3170	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3792	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3171	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3793	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3172		3794
3173	if (exists $CFG{mlockall}) {	3795	if (exists $CFG{mlockall}) {
…		…
3177	};	3799	};
3178	warn $@ if $@;	3800	warn $@ if $@;
3179	}	3801	}
3180	}	3802	}
3181		3803
		3804	sub pidfile() {
		3805	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3806	or die "$PIDFILE: $!";
		3807	flock $fh, &Fcntl::LOCK_EX
		3808	or die "$PIDFILE: flock: $!";
		3809	$fh
		3810	}
		3811
		3812	# make sure only one server instance is running at any one time
		3813	sub atomic {
		3814	my $fh = pidfile;
		3815
		3816	my $pid = <$fh>;
		3817	kill 9, $pid if $pid > 0;
		3818
		3819	seek $fh, 0, 0;
		3820	print $fh $$;
		3821	}
		3822
		3823	sub main_loop {
		3824	trace "EV::loop starting\n";
		3825	if (1) {
		3826	EV::loop;
		3827	}
		3828	trace "EV::loop returned\n";
		3829	goto &main_loop unless $REALLY_UNLOOP;
		3830	}
		3831
3182	sub main {	3832	sub main {
		3833	cf::init_globals; # initialise logging
		3834
		3835	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3836	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3837	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3838	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3839
		3840	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3841
3183	# we must not ever block the main coroutine	3842	# we must not ever block the main coroutine
3184	local $Coro::idle = sub {	3843	$Coro::idle = sub {
3185	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3844	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3186	(async {	3845	(async {
3187	Event::one_event;	3846	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3847	EV::loop EV::LOOP_ONESHOT;
3188	})->prio (Coro::PRIO_MAX);	3848	})->prio (Coro::PRIO_MAX);
3189	};	3849	};
3190		3850
		3851	evthread_start IO::AIO::poll_fileno;
		3852
		3853	cf::sync_job {
		3854	cf::incloader::init ();
		3855
		3856	db_init;
		3857
		3858	cf::init_anim;
		3859	cf::init_attackmess;
		3860	cf::init_dynamic;
		3861
		3862	cf::load_settings;
		3863
		3864	reload_resources;
3191	reload_config;	3865	reload_config;
3192	db_init;	3866
		3867	cf::init_uuid;
		3868	cf::init_signals;
		3869	cf::init_skills;
		3870
		3871	cf::init_beforeplay;
		3872
		3873	atomic;
		3874
3193	load_extensions;	3875	load_extensions;
3194		3876
3195	$TICK_WATCHER->start;	3877	utime time, time, $RUNTIMEFILE;
3196	Event::loop;	3878
		3879	# no (long-running) fork's whatsoever before this point(!)
		3880	use POSIX ();
		3881	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3882
		3883	cf::_post_init 0;
		3884	};
		3885
		3886	cf::object::thawer::errors_are_fatal 0;
		3887	info "parse errors in files are no longer fatal from this point on.\n";
		3888
		3889	AE::postpone {
		3890	undef &main; # free gobs of memory :)
		3891	};
		3892
		3893	goto &main_loop;
3197	}	3894	}
3198		3895
3199	#############################################################################	3896	#############################################################################
3200	# initialisation and cleanup	3897	# initialisation and cleanup
3201		3898
3202	# install some emergency cleanup handlers	3899	# install some emergency cleanup handlers
3203	BEGIN {	3900	BEGIN {
		3901	our %SIGWATCHER = ();
3204	for my $signal (qw(INT HUP TERM)) {	3902	for my $signal (qw(INT HUP TERM)) {
3205	Event->signal (	3903	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3206	reentrant => 0,
3207	data => WF_AUTOCANCEL,
3208	signal => $signal,
3209	prio => 0,
3210	cb => sub {
3211	cf::cleanup "SIG$signal";	3904	cf::cleanup "SIG$signal";
3212	},
3213	);	3905	};
3214	}	3906	}
3215	}	3907	}
3216		3908
3217	sub write_runtime {	3909	sub write_runtime_sync {
3218	my $runtime = "$LOCALDIR/runtime";	3910	my $t0 = AE::time;
3219		3911
3220	# first touch the runtime file to show we are still running:	3912	# first touch the runtime file to show we are still running:
3221	# the fsync below can take a very very long time.	3913	# the fsync below can take a very very long time.
3222		3914
3223	IO::AIO::aio_utime $runtime, undef, undef;	3915	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3224		3916
3225	my $guard = cf::lock_acquire "write_runtime";	3917	my $guard = cf::lock_acquire "write_runtime";
3226		3918
3227	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3919	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3228	or return;	3920	or return;
3229		3921
3230	my $value = $cf::RUNTIME + 90 + 10;	3922	my $value = $cf::RUNTIME + 90 + 10;
3231	# 10 is the runtime save interval, for a monotonic clock	3923	# 10 is the runtime save interval, for a monotonic clock
3232	# 60 allows for the watchdog to kill the server.	3924	# 60 allows for the watchdog to kill the server.
…		…
3242	aio_utime $fh, undef, undef;	3934	aio_utime $fh, undef, undef;
3243		3935
3244	close $fh	3936	close $fh
3245	or return;	3937	or return;
3246		3938
3247	aio_rename "$runtime~", $runtime	3939	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3248	and return;	3940	and return;
3249		3941
3250	warn "runtime file written.\n";	3942	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3251		3943
3252	1	3944	1
		3945	}
		3946
		3947	our $uuid_lock;
		3948	our $uuid_skip;
		3949
		3950	sub write_uuid_sync($) {
		3951	$uuid_skip ||= $_[0];
		3952
		3953	return if $uuid_lock;
		3954	local $uuid_lock = 1;
		3955
		3956	my $uuid = "$LOCALDIR/uuid";
		3957
		3958	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3959	or return;
		3960
		3961	my $value = uuid_seq uuid_cur;
		3962
		3963	unless ($value) {
		3964	info "cowardly refusing to write zero uuid value!\n";
		3965	return;
		3966	}
		3967
		3968	my $value = uuid_str $value + $uuid_skip;
		3969	$uuid_skip = 0;
		3970
		3971	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3972	and return;
		3973
		3974	# always fsync - this file is important
		3975	aio_fsync $fh
		3976	and return;
		3977
		3978	close $fh
		3979	or return;
		3980
		3981	aio_rename "$uuid~", $uuid
		3982	and return;
		3983
		3984	trace "uuid file written ($value).\n";
		3985
		3986	1
		3987
		3988	}
		3989
		3990	sub write_uuid($$) {
		3991	my ($skip, $sync) = @_;
		3992
		3993	$sync ? write_uuid_sync $skip
		3994	: async { write_uuid_sync $skip };
3253	}	3995	}
3254		3996
3255	sub emergency_save() {	3997	sub emergency_save() {
3256	my $freeze_guard = cf::freeze_mainloop;	3998	my $freeze_guard = cf::freeze_mainloop;
3257		3999
3258	warn "enter emergency perl save\n";	4000	info "emergency_perl_save: enter\n";
		4001
		4002	# this is a trade-off: we want to be very quick here, so
		4003	# save all maps without fsync, and later call a global sync
		4004	# (which in turn might be very very slow)
		4005	local $USE_FSYNC = 0;
3259		4006
3260	cf::sync_job {	4007	cf::sync_job {
		4008	cf::write_runtime_sync; # external watchdog should not bark
		4009
3261	# use a peculiar iteration method to avoid tripping on perl	4010	# use a peculiar iteration method to avoid tripping on perl
3262	# refcount bugs in for. also avoids problems with players	4011	# refcount bugs in for. also avoids problems with players
3263	# and maps saved/destroyed asynchronously.	4012	# and maps saved/destroyed asynchronously.
3264	warn "begin emergency player save\n";	4013	info "emergency_perl_save: begin player save\n";
3265	for my $login (keys %cf::PLAYER) {	4014	for my $login (keys %cf::PLAYER) {
3266	my $pl = $cf::PLAYER{$login} or next;	4015	my $pl = $cf::PLAYER{$login} or next;
3267	$pl->valid or next;	4016	$pl->valid or next;
		4017	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3268	$pl->save;	4018	$pl->save;
3269	}	4019	}
3270	warn "end emergency player save\n";	4020	info "emergency_perl_save: end player save\n";
3271		4021
3272	warn "begin emergency map save\n";	4022	cf::write_runtime_sync; # external watchdog should not bark
		4023
		4024	info "emergency_perl_save: begin map save\n";
3273	for my $path (keys %cf::MAP) {	4025	for my $path (keys %cf::MAP) {
3274	my $map = $cf::MAP{$path} or next;	4026	my $map = $cf::MAP{$path} or next;
3275	$map->valid or next;	4027	$map->valid or next;
3276	$map->save;	4028	$map->save;
3277	}	4029	}
3278	warn "end emergency map save\n";	4030	info "emergency_perl_save: end map save\n";
3279		4031
3280	warn "begin emergency database checkpoint\n";	4032	cf::write_runtime_sync; # external watchdog should not bark
		4033
		4034	info "emergency_perl_save: begin database checkpoint\n";
3281	BDB::db_env_txn_checkpoint $DB_ENV;	4035	BDB::db_env_txn_checkpoint $DB_ENV;
3282	warn "end emergency database checkpoint\n";	4036	info "emergency_perl_save: end database checkpoint\n";
		4037
		4038	info "emergency_perl_save: begin write uuid\n";
		4039	write_uuid_sync 1;
		4040	info "emergency_perl_save: end write uuid\n";
		4041
		4042	cf::write_runtime_sync; # external watchdog should not bark
		4043
		4044	trace "emergency_perl_save: syncing database to disk";
		4045	BDB::db_env_txn_checkpoint $DB_ENV;
		4046
		4047	info "emergency_perl_save: starting sync\n";
		4048	IO::AIO::aio_sync sub {
		4049	info "emergency_perl_save: finished sync\n";
		4050	};
		4051
		4052	cf::write_runtime_sync; # external watchdog should not bark
		4053
		4054	trace "emergency_perl_save: flushing outstanding aio requests";
		4055	while (IO::AIO::nreqs || BDB::nreqs) {
		4056	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4057	}
		4058
		4059	cf::write_runtime_sync; # external watchdog should not bark
3283	};	4060	};
3284		4061
3285	warn "leave emergency perl save\n";	4062	info "emergency_perl_save: leave\n";
3286	}	4063	}
3287		4064
3288	sub post_cleanup {	4065	sub post_cleanup {
3289	my ($make_core) = @_;	4066	my ($make_core) = @_;
3290		4067
		4068	IO::AIO::flush;
		4069
3291	warn Carp::longmess "post_cleanup backtrace"	4070	error Carp::longmess "post_cleanup backtrace"
3292	if $make_core;	4071	if $make_core;
		4072
		4073	my $fh = pidfile;
		4074	unlink $PIDFILE if <$fh> == $$;
		4075	}
		4076
		4077	# a safer delete_package, copied from Symbol
		4078	sub clear_package($) {
		4079	my $pkg = shift;
		4080
		4081	# expand to full symbol table name if needed
		4082	unless ($pkg =~ /^main::.*::$/) {
		4083	$pkg = "main$pkg" if $pkg =~ /^::/;
		4084	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4085	$pkg .= '::' unless $pkg =~ /::$/;
		4086	}
		4087
		4088	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4089	my $stem_symtab = *{$stem}{HASH};
		4090
		4091	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4092	or return;
		4093
		4094	# clear all symbols
		4095	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4096	for my $name (keys %$leaf_symtab) {
		4097	_gv_clear *{"$pkg$name"};
		4098	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4099	}
3293	}	4100	}
3294		4101
3295	sub do_reload_perl() {	4102	sub do_reload_perl() {
3296	# can/must only be called in main	4103	# can/must only be called in main
3297	if ($Coro::current != $Coro::main) {	4104	unless (in_main) {
3298	warn "can only reload from main coroutine";	4105	error "can only reload from main coroutine";
3299	return;	4106	return;
3300	}	4107	}
3301		4108
3302	warn "reloading...";	4109	return if $RELOAD++;
3303		4110
3304	warn "entering sync_job";	4111	my $t1 = AE::time;
3305		4112
		4113	while ($RELOAD) {
		4114	cf::get_slot 0.1, -1, "reload_perl";
		4115	info "perl_reload: reloading...";
		4116
		4117	trace "perl_reload: entering sync_job";
		4118
3306	cf::sync_job {	4119	cf::sync_job {
3307	cf::write_runtime; # external watchdog should not bark
3308	cf::emergency_save;	4120	#cf::emergency_save;
3309	cf::write_runtime; # external watchdog should not bark
3310		4121
3311	warn "syncing database to disk";
3312	BDB::db_env_txn_checkpoint $DB_ENV;
3313
3314	# if anything goes wrong in here, we should simply crash as we already saved
3315
3316	warn "cancelling all WF_AUTOCANCEL watchers";
3317	for (Event::all_watchers) {
3318	$_->cancel if $_->data & WF_AUTOCANCEL;
3319	}
3320
3321	warn "flushing outstanding aio requests";
3322	for (;;) {
3323	BDB::flush;
3324	IO::AIO::flush;
3325	Coro::cede;
3326	last unless IO::AIO::nreqs || BDB::nreqs;
3327	warn "iterate...";
3328	}
3329
3330	++$RELOAD;
3331
3332	warn "cancelling all extension coros";	4122	trace "perl_reload: cancelling all extension coros";
3333	$_->cancel for values %EXT_CORO;	4123	$_->cancel for values %EXT_CORO;
3334	%EXT_CORO = ();	4124	%EXT_CORO = ();
3335		4125
3336	warn "removing commands";	4126	trace "perl_reload: removing commands";
3337	%COMMAND = ();	4127	%COMMAND = ();
3338		4128
3339	warn "removing ext/exti commands";	4129	trace "perl_reload: removing ext/exti commands";
3340	%EXTCMD = ();	4130	%EXTCMD = ();
3341	%EXTICMD = ();	4131	%EXTICMD = ();
3342		4132
3343	warn "unloading/nuking all extensions";	4133	trace "perl_reload: unloading/nuking all extensions";
3344	for my $pkg (@EXTS) {	4134	for my $pkg (@EXTS) {
3345	warn "... unloading $pkg";	4135	trace "... unloading $pkg";
3346		4136
3347	if (my $cb = $pkg->can ("unload")) {	4137	if (my $cb = $pkg->can ("unload")) {
3348	eval {	4138	eval {
3349	$cb->($pkg);	4139	$cb->($pkg);
3350	1	4140	1
3351	} or warn "$pkg unloaded, but with errors: $@";	4141	} or error "$pkg unloaded, but with errors: $@";
		4142	}
		4143
		4144	trace "... clearing $pkg";
		4145	clear_package $pkg;
3352	}	4146	}
3353		4147
3354	warn "... nuking $pkg";
3355	Symbol::delete_package $pkg;
3356	}
3357
3358	warn "unloading all perl modules loaded from $LIBDIR";	4148	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3359	while (my ($k, $v) = each %INC) {	4149	while (my ($k, $v) = each %INC) {
3360	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4150	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3361		4151
3362	warn "... unloading $k";	4152	trace "... unloading $k";
3363	delete $INC{$k};	4153	delete $INC{$k};
3364		4154
3365	$k =~ s/\.pm$//;	4155	$k =~ s/\.pm$//;
3366	$k =~ s/\//::/g;	4156	$k =~ s/\//::/g;
3367		4157
3368	if (my $cb = $k->can ("unload_module")) {	4158	if (my $cb = $k->can ("unload_module")) {
3369	$cb->();	4159	$cb->();
		4160	}
		4161
		4162	clear_package $k;
3370	}	4163	}
3371		4164
3372	Symbol::delete_package $k;
3373	}
3374
3375	warn "getting rid of safe::, as good as possible";	4165	trace "perl_reload: getting rid of safe::, as good as possible";
3376	Symbol::delete_package "safe::$_"	4166	clear_package "safe::$_"
3377	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4167	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3378		4168
3379	warn "unloading cf.pm \"a bit\"";	4169	trace "perl_reload: unloading cf.pm \"a bit\"";
3380	delete $INC{"cf.pm"};	4170	delete $INC{"cf.pm"};
3381	delete $INC{"cf/pod.pm"};	4171	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3382		4172
3383	# don't, removes xs symbols, too,	4173	# don't, removes xs symbols, too,
3384	# and global variables created in xs	4174	# and global variables created in xs
3385	#Symbol::delete_package __PACKAGE__;	4175	#clear_package __PACKAGE__;
3386		4176
3387	warn "unload completed, starting to reload now";	4177	info "perl_reload: unload completed, starting to reload now";
3388		4178
3389	warn "reloading cf.pm";	4179	trace "perl_reload: reloading cf.pm";
3390	require cf;	4180	require cf;
3391	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4181	cf::_connect_to_perl_1;
3392		4182
3393	warn "loading config and database again";	4183	trace "perl_reload: loading config and database again";
3394	cf::reload_config;	4184	cf::reload_config;
3395		4185
3396	warn "loading extensions";	4186	trace "perl_reload: loading extensions";
3397	cf::load_extensions;	4187	cf::load_extensions;
3398		4188
		4189	if ($REATTACH_ON_RELOAD) {
3399	warn "reattaching attachments to objects/players";	4190	trace "perl_reload: reattaching attachments to objects/players";
3400	_global_reattach; # objects, sockets	4191	_global_reattach; # objects, sockets
3401	warn "reattaching attachments to maps";	4192	trace "perl_reload: reattaching attachments to maps";
3402	reattach $_ for values %MAP;	4193	reattach $_ for values %MAP;
3403	warn "reattaching attachments to players";	4194	trace "perl_reload: reattaching attachments to players";
3404	reattach $_ for values %PLAYER;	4195	reattach $_ for values %PLAYER;
		4196	}
3405		4197
3406	warn "leaving sync_job";	4198	cf::_post_init 1;
3407		4199
		4200	trace "perl_reload: leaving sync_job";
		4201
3408	1	4202	1
3409	} or do {	4203	} or do {
3410	warn $@;	4204	error $@;
3411	warn "error while reloading, exiting.";	4205	cf::cleanup "perl_reload: error, exiting.";
3412	exit 1;	4206	};
		4207
		4208	--$RELOAD;
3413	};	4209	}
3414		4210
3415	warn "reloaded";	4211	$t1 = AE::time - $t1;
		4212	info "perl_reload: completed in ${t1}s\n";
3416	};	4213	};
3417		4214
3418	our $RELOAD_WATCHER; # used only during reload	4215	our $RELOAD_WATCHER; # used only during reload
3419		4216
3420	sub reload_perl() {	4217	sub reload_perl() {
3421	# doing reload synchronously and two reloads happen back-to-back,	4218	# doing reload synchronously and two reloads happen back-to-back,
3422	# coro crashes during coro_state_free->destroy here.	4219	# coro crashes during coro_state_free->destroy here.
3423		4220
3424	$RELOAD_WATCHER ||= Event->timer (	4221	$RELOAD_WATCHER ||= cf::async {
3425	reentrant => 0,	4222	Coro::AIO::aio_wait cache_extensions;
3426	after => 0,	4223
3427	data => WF_AUTOCANCEL,	4224	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3428	cb => sub {
3429	do_reload_perl;	4225	do_reload_perl;
3430	undef $RELOAD_WATCHER;	4226	undef $RELOAD_WATCHER;
3431	},	4227	};
3432	);	4228	};
3433	}	4229	}
3434		4230
3435	register_command "reload" => sub {	4231	register_command "reload" => sub {
3436	my ($who, $arg) = @_;	4232	my ($who, $arg) = @_;
3437		4233
3438	if ($who->flag (FLAG_WIZ)) {	4234	if ($who->flag (FLAG_WIZ)) {
3439	$who->message ("reloading server.");	4235	$who->message ("reloading server.");
		4236	async {
		4237	$Coro::current->{desc} = "perl_reload";
3440	async { reload_perl };	4238	reload_perl;
		4239	};
3441	}	4240	}
3442	};	4241	};
3443		4242
3444	unshift @INC, $LIBDIR;	4243	#############################################################################
3445		4244
3446	my $bug_warning = 0;	4245	my $bug_warning = 0;
3447		4246
3448	our @WAIT_FOR_TICK;
3449	our @WAIT_FOR_TICK_BEGIN;
3450
3451	sub wait_for_tick {	4247	sub wait_for_tick() {
3452	return unless $TICK_WATCHER->is_active;	4248	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3453	return if $Coro::current == $Coro::main;
3454		4249
3455	my $signal = new Coro::Signal;	4250	$WAIT_FOR_TICK->wait;
3456	push @WAIT_FOR_TICK, $signal;
3457	$signal->wait;
3458	}	4251	}
3459		4252
3460	sub wait_for_tick_begin {	4253	sub wait_for_tick_begin() {
3461	return unless $TICK_WATCHER->is_active;	4254	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3462	return if $Coro::current == $Coro::main;
3463		4255
3464	my $signal = new Coro::Signal;	4256	my $signal = new Coro::Signal;
3465	push @WAIT_FOR_TICK_BEGIN, $signal;	4257	push @WAIT_FOR_TICK_BEGIN, $signal;
3466	$signal->wait;	4258	$signal->wait;
3467	}	4259	}
3468		4260
3469	$TICK_WATCHER = Event->timer (	4261	sub tick {
3470	reentrant => 0,
3471	parked => 1,
3472	prio => 0,
3473	at => $NEXT_TICK || $TICK,
3474	data => WF_AUTOCANCEL,
3475	cb => sub {
3476	if ($Coro::current != $Coro::main) {	4262	if ($Coro::current != $Coro::main) {
3477	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4263	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3478	unless ++$bug_warning > 10;	4264	unless ++$bug_warning > 10;
3479	return;	4265	return;
3480	}	4266	}
3481		4267
3482	$NOW = $tick_start = Event::time;	4268	cf::one_tick; # one server iteration
3483		4269
3484	cf::server_tick; # one server iteration	4270	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3485		4271
3486	$RUNTIME += $TICK;
3487	$NEXT_TICK += $TICK;
3488
3489	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4272	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3490	$NEXT_RUNTIME_WRITE = $NOW + 10;	4273	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3491	Coro::async_pool {	4274	Coro::async_pool {
		4275	$Coro::current->{desc} = "runtime saver";
3492	write_runtime	4276	write_runtime_sync
3493	or warn "ERROR: unable to write runtime file: $!";	4277	or error "ERROR: unable to write runtime file: $!";
3494	};
3495	}	4278	};
		4279	}
3496		4280
3497	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4281	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3498	$sig->send;	4282	$sig->send;
3499	}	4283	}
3500	while (my $sig = shift @WAIT_FOR_TICK) {	4284	$WAIT_FOR_TICK->broadcast;
3501	$sig->send;
3502	}
3503		4285
3504	$NOW = Event::time;	4286	$LOAD = ($NOW - $TICK_START) / $TICK;
3505
3506	# if we are delayed by four ticks or more, skip them all
3507	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3508
3509	$TICK_WATCHER->at ($NEXT_TICK);
3510	$TICK_WATCHER->start;
3511
3512	$LOAD = ($NOW - $tick_start) / $TICK;
3513	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4287	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3514		4288
3515	_post_tick;	4289	if (0) {
		4290	if ($NEXT_TICK) {
		4291	my $jitter = $TICK_START - $NEXT_TICK;
		4292	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4293	debug "jitter $JITTER\n";#d#
		4294	}
3516	},	4295	}
3517	);	4296	}
3518		4297
3519	{	4298	{
		4299	# configure BDB
		4300	info "initialising database";
		4301
3520	BDB::min_parallel 8;	4302	BDB::min_parallel 16;
3521	BDB::max_poll_time $TICK * 0.1;	4303	BDB::max_poll_reqs $TICK * 0.1;
3522	$BDB_POLL_WATCHER = Event->io (	4304	#$AnyEvent::BDB::WATCHER->priority (1);
3523	reentrant => 0,
3524	fd => BDB::poll_fileno,
3525	poll => 'r',
3526	prio => 0,
3527	data => WF_AUTOCANCEL,
3528	cb => \&BDB::poll_cb,
3529	);
3530
3531	BDB::set_sync_prepare {
3532	my $status;
3533	my $current = $Coro::current;
3534	(
3535	sub {
3536	$status = $!;
3537	$current->ready; undef $current;
3538	},
3539	sub {
3540	Coro::schedule while defined $current;
3541	$! = $status;
3542	},
3543	)
3544	};
3545		4305
3546	unless ($DB_ENV) {	4306	unless ($DB_ENV) {
3547	$DB_ENV = BDB::db_env_create;	4307	$DB_ENV = BDB::db_env_create;
3548	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4308	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3549	| BDB::LOG_AUTOREMOVE, 1);	4309	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4310	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3550	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4311	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3551	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4312	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3552		4313
3553	cf::sync_job {	4314	cf::sync_job {
3554	eval {	4315	eval {
…		…
3564		4325
3565	cf::cleanup "db_env_open(db): $@" if $@;	4326	cf::cleanup "db_env_open(db): $@" if $@;
3566	};	4327	};
3567	}	4328	}
3568		4329
3569	$BDB_DEADLOCK_WATCHER = Event->timer (	4330	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3570	after => 3,
3571	interval => 1,
3572	hard => 1,
3573	prio => 0,
3574	data => WF_AUTOCANCEL,
3575	cb => sub {
3576	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4331	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3577	},
3578	);	4332	};
3579	$BDB_CHECKPOINT_WATCHER = Event->timer (	4333	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3580	after => 11,
3581	interval => 60,
3582	hard => 1,
3583	prio => 0,
3584	data => WF_AUTOCANCEL,
3585	cb => sub {
3586	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4334	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3587	},
3588	);	4335	};
3589	$BDB_TRICKLE_WATCHER = Event->timer (	4336	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3590	after => 5,
3591	interval => 10,
3592	hard => 1,
3593	prio => 0,
3594	data => WF_AUTOCANCEL,
3595	cb => sub {
3596	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4337	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3597	},
3598	);	4338	};
		4339
		4340	info "database initialised";
3599	}	4341	}
3600		4342
3601	{	4343	{
		4344	# configure IO::AIO
		4345
		4346	info "initialising aio";
3602	IO::AIO::min_parallel 8;	4347	IO::AIO::min_parallel 8;
3603
3604	undef $Coro::AIO::WATCHER;
3605	IO::AIO::max_poll_time $TICK * 0.1;	4348	IO::AIO::max_poll_time $TICK * 0.1;
3606	$AIO_POLL_WATCHER = Event->io (	4349	undef $AnyEvent::AIO::WATCHER;
3607	reentrant => 0,	4350	info "aio initialised";
3608	data => WF_AUTOCANCEL,
3609	fd => IO::AIO::poll_fileno,
3610	poll => 'r',
3611	prio => 6,
3612	cb => \&IO::AIO::poll_cb,
3613	);
3614	}	4351	}
3615		4352
3616	my $_log_backtrace;	4353	our $_log_backtrace;
		4354	our $_log_backtrace_last;
3617		4355
3618	sub _log_backtrace {	4356	sub _log_backtrace {
3619	my ($msg, @addr) = @_;	4357	my ($msg, @addr) = @_;
3620		4358
3621	$msg =~ s/\n//;	4359	$msg =~ s/\n$//;
3622		4360
		4361	if ($_log_backtrace_last eq $msg) {
		4362	LOG llevInfo, "[ABT] $msg\n";
		4363	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3623	# limit the # of concurrent backtraces	4364	# limit the # of concurrent backtraces
3624	if ($_log_backtrace < 2) {	4365	} elsif ($_log_backtrace < 2) {
		4366	$_log_backtrace_last = $msg;
3625	++$_log_backtrace;	4367	++$_log_backtrace;
		4368	my $perl_bt = Carp::longmess $msg;
3626	async {	4369	async {
		4370	$Coro::current->{desc} = "abt $msg";
		4371
3627	my @bt = fork_call {	4372	my @bt = fork_call {
3628	@addr = map { sprintf "%x", $_ } @addr;	4373	@addr = map { sprintf "%x", $_ } @addr;
3629	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4374	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3630	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4375	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3631	or die "addr2line: $!";	4376	or die "addr2line: $!";
…		…
3639	}	4384	}
3640		4385
3641	@funcs	4386	@funcs
3642	};	4387	};
3643		4388
3644	LOG llevInfo, "[ABT] $msg\n";	4389	LOG llevInfo, "[ABT] $perl_bt\n";
		4390	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3645	LOG llevInfo, "[ABT] $_\n" for @bt;	4391	LOG llevInfo, "[ABT] $_\n" for @bt;
3646	--$_log_backtrace;	4392	--$_log_backtrace;
3647	};	4393	};
3648	} else {	4394	} else {
3649	LOG llevInfo, "[ABT] $msg\n";	4395	LOG llevInfo, "[ABT] $msg\n";
3650	LOG llevInfo, "[ABT] [suppressed]\n";	4396	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3651	}	4397	}
3652	}	4398	}
3653		4399
3654	# load additional modules	4400	# load additional modules
3655	use cf::pod;	4401	require "cf/$_.pm" for @EXTRA_MODULES;
		4402	cf::_connect_to_perl_2;
3656		4403
3657	END { cf::emergency_save }	4404	END { cf::emergency_save }
3658		4405
3659	1	4406	1
3660		4407

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