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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.384 by root, Fri Oct 12 18:17:16 2007 UTC vs.
Revision 1.593 by root, Fri Nov 9 01:59:33 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 4.1 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
24	use Coro::Util ();	54	use Coro::Util ();
25		55
		56	use Guard ();
26	use JSON::XS ();	57	use JSON::XS 2.01 ();
27	use BDB ();	58	use BDB ();
28	use Data::Dumper;	59	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	60	use Fcntl;
31	use YAML::Syck ();	61	use YAML::XS ();
32	use IO::AIO 2.51 ();	62	use IO::AIO ();
33	use Time::HiRes;	63	use Time::HiRes;
34	use Compress::LZF;	64	use Compress::LZF;
35	use Digest::MD5 ();	65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
36		68
37	# configure various modules to our taste	69	# configure various modules to our taste
38	#	70	#
39	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	72	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		73
		74	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		75
		76	# make sure c-lzf reinitialises itself
		77	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		79
43	$Event::Eval = 1; # no idea why this is required, but it is	80	# strictly for debugging
44		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		82
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
51		86
52	our %COMMAND = ();	87	our %COMMAND = ();
53	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
54		89
55	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	91	our %EXTCMD = ();
57	our %EXTICMD = ();	92	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	93	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	94	our %EXT_MAP = (); # pluggable maps
60		95
61	our $RELOAD; # number of reloads so far	96	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	97	our @EVENT;
		98	our @REFLECT; # set by XS
		99	our %REFLECT; # set by us
63		100
64	our $CONFDIR = confdir;	101	our $CONFDIR = confdir;
		102
65	our $DATADIR = datadir;	103	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
		107
69	our $LOCALDIR = localdir;	108	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	109	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	110	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	111	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	112	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	113	our $BDBDIR = "$LOCALDIR/db";
		114	our $PIDFILE = "$LOCALDIR/pid";
		115	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		116
		117	#our %RESOURCE; # unused
		118
		119	our $OUTPUT_RATE_MIN = 3000;
		120	our $OUTPUT_RATE_MAX = 1000000;
		121
		122	our $MAX_LINKS = 32; # how many chained exits to follow
		123	our $VERBOSE_IO = 1;
75		124
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	125	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	126	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	127	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	128	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		129
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	130	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	131	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	132	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	133	our $DB_ENV;
89		134
		135	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		136
90	our %CFG;	137	our %CFG;
		138	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
91		139
92	our $UPTIME; $UPTIME ||= time;	140	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	141	our $RUNTIME = 0;
		142	our $SERVER_TICK = 0;
		143	our $NOW;
94		144
95	our (%PLAYER, %PLAYER_LOADING); # all users	145	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	146	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	147	our $LINK_MAP; # the special {link} map, which is always available
98		148
99	# used to convert map paths into valid unix filenames by replacing / by ∕	149	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	150	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		151
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	152	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	153	our $LOADAVG; # same thing, but with alpha-smoothing
		154	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	155	our $TICK_START; # for load detecting purposes
		156
		157	our @POST_INIT;
		158
		159	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		160	our $REALLY_UNLOOP; # never set to true, please :)
		161
		162	our $WAIT_FOR_TICK = new Coro::Signal;
		163	our @WAIT_FOR_TICK_BEGIN;
105		164
106	binmode STDOUT;	165	binmode STDOUT;
107	binmode STDERR;	166	binmode STDERR;
108		167
109	# read virtual server time, if available	168	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	169	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	170	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	171	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	172	$RUNTIME = <$fh> + 0.;
114	}	173	}
		174
		175	eval "sub TICK() { $TICK } 1" or die;
115		176
116	mkdir $_	177	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	178	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		179
119	our $EMERGENCY_POSITION;	180	our $EMERGENCY_POSITION;
120		181
121	sub cf::map::normalise;	182	sub cf::map::normalise;
122		183
		184	sub in_main() {
		185	$Coro::current == $Coro::main
		186	}
		187
123	#############################################################################	188	#############################################################################
124		189
		190	%REFLECT = ();
		191	for (@REFLECT) {
		192	my $reflect = JSON::XS::decode_json $_;
		193	$REFLECT{$reflect->{class}} = $reflect;
		194	}
		195
		196	# this is decidedly evil
		197	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		198
		199	#############################################################################
		200
125	=head2 GLOBAL VARIABLES	201	=head2 GLOBAL VARIABLES
126		202
127	=over 4	203	=over 4
128		204
129	=item $cf::UPTIME	205	=item $cf::UPTIME
130		206
131	The timestamp of the server start (so not actually an uptime).	207	The timestamp of the server start (so not actually an "uptime").
		208
		209	=item $cf::SERVER_TICK
		210
		211	An unsigned integer that starts at zero when the server is started and is
		212	incremented on every tick.
		213
		214	=item $cf::NOW
		215
		216	The (real) time of the last (current) server tick - updated before and
		217	after tick processing, so this is useful only as a rough "what time is it
		218	now" estimate.
		219
		220	=item $cf::TICK
		221
		222	The interval between each server tick, in seconds.
132		223
133	=item $cf::RUNTIME	224	=item $cf::RUNTIME
134		225
135	The time this server has run, starts at 0 and is increased by $cf::TICK on	226	The time this server has run, starts at 0 and is increased by $cf::TICK on
136	every server tick.	227	every server tick.
137		228
138	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	229	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
139	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	230	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
140	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	231	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
141		232
142	Various directories - "/etc", read-only install directory, perl-library	233	Various directories - "/etc", read-only install directory, perl-library
143	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	234	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
144	unique-items directory, player file directory, random maps directory and	235	unique-items directory, player file directory, random maps directory and
145	database environment.	236	database environment.
146		237
147	=item $cf::NOW
148
149	The time of the last (current) server tick.
150
151	=item $cf::TICK
152
153	The interval between server ticks, in seconds.
154
155	=item $cf::LOADAVG	238	=item $cf::LOADAVG
156		239
157	The current CPU load on the server (alpha-smoothed), as a value between 0	240	The current CPU load on the server (alpha-smoothed), as a value between 0
158	(none) and 1 (overloaded), indicating how much time is spent on processing	241	(none) and 1 (overloaded), indicating how much time is spent on processing
159	objects per tick. Healthy values are < 0.5.	242	objects per tick. Healthy values are < 0.5.
…		…
162		245
163	The raw value load value from the last tick.	246	The raw value load value from the last tick.
164		247
165	=item %cf::CFG	248	=item %cf::CFG
166		249
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	250	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	251	from wherever your confdir points to.
169		252
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	253	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		254
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	255	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	256	returns directly I<after> the tick processing (and consequently, can only wake one thread
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	257	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		258
		259	Note that cf::Wait_for_tick will immediately return when the server is not
		260	ticking, making it suitable for small pauses in threads that need to run
		261	when the server is paused. If that is not applicable (i.e. you I<really>
		262	want to wait, use C<$cf::WAIT_FOR_TICK>).
		263
		264	=item $cf::WAIT_FOR_TICK
		265
		266	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		267	variable contains a L<Coro::Signal> that is broadcats after every server
		268	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		269	next server tick.
		270
		271	=cut
		272
		273	sub wait_for_tick();
		274	sub wait_for_tick_begin();
		275
176	=item @cf::INVOKE_RESULTS	276	=item @cf::INVOKE_RESULTS
177		277
178	This array contains the results of the last C<invoke ()> call. When	278	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	279	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	280	that call.
181		281
		282	=item %cf::REFLECT
		283
		284	Contains, for each (C++) class name, a hash reference with information
		285	about object members (methods, scalars, arrays and flags) and other
		286	metadata, which is useful for introspection.
		287
182	=back	288	=back
183		289
184	=cut	290	=cut
185		291
186	BEGIN {	292	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	293	sub warn (@) { LOG llevWarn , join "", @_ }
		294	sub info (@) { LOG llevInfo , join "", @_ }
		295	sub debug(@) { LOG llevDebug, join "", @_ }
		296	sub trace(@) { LOG llevTrace, join "", @_ }
		297
		298	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	299	my $msg = join "", @_;
189		300
190	$msg .= "\n"	301	$msg .= "\n"
191	unless $msg =~ /\n$/;	302	unless $msg =~ /\n$/;
192		303
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	304	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		305
195	LOG llevError, $msg;	306	LOG llevWarn, $msg;
196	};	307	};
197	}	308
		309	$Coro::State::DIEHOOK = sub {
		310	return unless $^S eq 0; # "eq", not "=="
		311
		312	error Carp::longmess $_[0];
		313
		314	if (in_main) {#d#
		315	error "DIEHOOK called in main context, Coro bug?\n";#d#
		316	return;#d#
		317	}#d#
		318
		319	# kill coroutine otherwise
		320	Coro::terminate
		321	};
198		322
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	323	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	324	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	325	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	326	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	333	for my $pkg (qw(
210	cf::global cf::attachable	334	cf::global cf::attachable
211	cf::object cf::object::player	335	cf::object cf::object::player
212	cf::client cf::player	336	cf::client cf::player
213	cf::arch cf::living	337	cf::arch cf::living
		338	cf::map cf::mapspace
214	cf::map cf::party cf::region	339	cf::party cf::region
215	)) {	340	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	341	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	342	}
219		343
220	$Event::DIED = sub {	344	$EV::DIED = sub {
221	warn "error in event callback: @_";	345	warn "error in event callback: $@";
222	};	346	};
		347
		348	#############################################################################
		349
		350	sub fork_call(&@);
		351	sub get_slot($;$$);
223		352
224	#############################################################################	353	#############################################################################
225		354
226	=head2 UTILITY FUNCTIONS	355	=head2 UTILITY FUNCTIONS
227		356
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	377	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	378	$d
250	} || "[unable to dump $_[0]: '$@']";	379	} || "[unable to dump $_[0]: '$@']";
251	}	380	}
252		381
		382	=item $scalar = cf::load_file $path
		383
		384	Loads the given file from path and returns its contents. Croaks on error
		385	and can block.
		386
		387	=cut
		388
		389	sub load_file($) {
		390	0 <= aio_load $_[0], my $data
		391	or Carp::croak "$_[0]: $!";
		392
		393	$data
		394	}
		395
		396	=item $success = cf::replace_file $path, $data, $sync
		397
		398	Atomically replaces the file at the given $path with new $data, and
		399	optionally $sync the data to disk before replacing the file.
		400
		401	=cut
		402
		403	sub replace_file($$;$) {
		404	my ($path, $data, $sync) = @_;
		405
		406	my $lock = cf::lock_acquire ("replace_file:$path");
		407
		408	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		409	or return;
		410
		411	$data = $data->() if ref $data;
		412
		413	length $data == aio_write $fh, 0, (length $data), $data, 0
		414	or return;
		415
		416	!$sync
		417	or !aio_fsync $fh
		418	or return;
		419
		420	aio_close $fh
		421	and return;
		422
		423	aio_rename "$path~", $path
		424	and return;
		425
		426	if ($sync) {
		427	$path =~ s%/[^/]*$%%;
		428	aio_pathsync $path;
		429	}
		430
		431	1
		432	}
		433
253	=item $ref = cf::from_json $json	434	=item $ref = cf::decode_json $json
254		435
255	Converts a JSON string into the corresponding perl data structure.	436	Converts a JSON string into the corresponding perl data structure.
256		437
257	=item $json = cf::to_json $ref	438	=item $json = cf::encode_json $ref
258		439
259	Converts a perl data structure into its JSON representation.	440	Converts a perl data structure into its JSON representation.
260		441
261	=cut	442	=cut
262		443
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	444	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		445
265	sub to_json ($) { $json_coder->encode ($_[0]) }	446	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	447	sub decode_json($) { $json_coder->decode ($_[0]) }
		448
		449	=item $ref = cf::decode_storable $scalar
		450
		451	Same as Coro::Storable::thaw, so blocks.
		452
		453	=cut
		454
		455	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		456
		457	=item $ref = cf::decode_yaml $scalar
		458
		459	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		460
		461	=cut
		462
		463	sub decode_yaml($) {
		464	fork_call { YAML::XS::Load $_[0] } @_
		465	}
		466
		467	=item $scalar = cf::unlzf $scalar
		468
		469	Same as Compress::LZF::compress, but takes server ticks into account, so
		470	blocks.
		471
		472	=cut
		473
		474	sub unlzf($) {
		475	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		476	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		477	Compress::LZF::decompress $_[0]
		478	}
		479
		480	=item cf::post_init { BLOCK }
		481
		482	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		483	but I<before> the server starts ticking again.
		484
		485	The codeblock will have a single boolean argument to indicate whether this
		486	is a reload or not.
		487
		488	=cut
		489
		490	sub post_init(&) {
		491	push @POST_INIT, shift;
		492	}
		493
		494	sub _post_init {
		495	trace "running post_init jobs";
		496
		497	# run them in parallel...
		498
		499	my @join;
		500
		501	while () {
		502	push @join, map &Coro::async ($_, 0), @POST_INIT;
		503	@POST_INIT = ();
		504
		505	@join or last;
		506
		507	(pop @join)->join;
		508	}
		509	}
267		510
268	=item cf::lock_wait $string	511	=item cf::lock_wait $string
269		512
270	Wait until the given lock is available. See cf::lock_acquire.	513	Wait until the given lock is available. See cf::lock_acquire.
271		514
272	=item my $lock = cf::lock_acquire $string	515	=item my $lock = cf::lock_acquire $string
273		516
274	Wait until the given lock is available and then acquires it and returns	517	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	518	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	519	for example when the coroutine gets canceled), the lock is automatically
277	returned.	520	returned.
278		521
279	Locks are *not* recursive, locking from the same coro twice results in a	522	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	523	deadlocked coro.
…		…
286		529
287	Return true if the lock is currently active, i.e. somebody has locked it.	530	Return true if the lock is currently active, i.e. somebody has locked it.
288		531
289	=cut	532	=cut
290		533
291	our %LOCK;	534	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		535
294	sub lock_wait($) {	536	sub lock_wait($) {
295	my ($key) = @_;	537	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	538	}
308		539
309	sub lock_acquire($) {	540	sub lock_acquire($) {
310	my ($key) = @_;	541	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	542	}
324		543
325	sub lock_active($) {	544	sub lock_active($) {
326	my ($key) = @_;	545	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	546	}
330		547
331	sub freeze_mainloop {	548	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	549	tick_inhibit_inc;
333		550
334	my $guard = Coro::guard {	551	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	552	}
336	};	553
337	$TICK_WATCHER->stop;	554	=item cf::periodic $interval, $cb
338	$guard	555
		556	Like EV::periodic, but randomly selects a starting point so that the actions
		557	get spread over time.
		558
		559	=cut
		560
		561	sub periodic($$) {
		562	my ($interval, $cb) = @_;
		563
		564	my $start = rand List::Util::min 180, $interval;
		565
		566	EV::periodic $start, $interval, 0, $cb
339	}	567	}
340		568
341	=item cf::get_slot $time[, $priority[, $name]]	569	=item cf::get_slot $time[, $priority[, $name]]
342		570
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	571	Allocate $time seconds of blocking CPU time at priority C<$priority>
344	This call blocks and returns only when you have at least C<$time> seconds	572	(default: 0): This call blocks and returns only when you have at least
345	of cpu time till the next tick. The slot is only valid till the next cede.	573	C<$time> seconds of cpu time till the next tick. The slot is only valid
		574	till the next cede.
		575
		576	Background jobs should use a priority les than zero, interactive jobs
		577	should use 100 or more.
346		578
347	The optional C<$name> can be used to identify the job to run. It might be	579	The optional C<$name> can be used to identify the job to run. It might be
348	used for statistical purposes and should identify the same time-class.	580	used for statistical purposes and should identify the same time-class.
349		581
350	Useful for short background jobs.	582	Useful for short background jobs.
351		583
352	=cut	584	=cut
353		585
354	our @SLOT_QUEUE;	586	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	587	our $SLOT_QUEUE;
		588	our $SLOT_DECAY = 0.9;
356		589
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	590	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	591	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	592	$Coro::current->desc ("timeslot manager");
360		593
361	my $signal = new Coro::Signal;	594	my $signal = new Coro::Signal;
		595	my $busy;
362		596
363	while () {	597	while () {
364	next_job:	598	next_job:
		599
365	my $avail = cf::till_tick;	600	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	601
367	for (0 .. $#SLOT_QUEUE) {	602	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	603	if ($SLOT_QUEUE[$_][0] <= $avail) {
		604	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	605	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	606	$job->[2]->send;
371	Coro::cede;	607	Coro::cede;
372	goto next_job;	608	goto next_job;
373	}	609	} else {
		610	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	611	}
375	}	612	}
376		613
377	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
378	# we do not use wait_for_tick() as it returns immediately when tick is inactive	615	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
380	$signal->wait;
381	} else {	617	} else {
		618	$busy = 0;
382	Coro::schedule;	619	Coro::schedule;
383	}	620	}
384	}	621	}
385	};	622	};
386		623
387	sub get_slot($;$$) {	624	sub get_slot($;$$) {
		625	return if tick_inhibit || $Coro::current == $Coro::main;
		626
388	my ($time, $pri, $name) = @_;	627	my ($time, $pri, $name) = @_;
389		628
390	$time = $TICK * .6 if $time > $TICK * .6;	629	$time = clamp $time, 0.01, $TICK * .6;
		630
391	my $sig = new Coro::Signal;	631	my $sig = new Coro::Signal;
392		632
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	633	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	634	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	635	$SLOT_QUEUE->ready;
…		…
406		646
407	BEGIN { *async = \&Coro::async_pool }	647	BEGIN { *async = \&Coro::async_pool }
408		648
409	=item cf::sync_job { BLOCK }	649	=item cf::sync_job { BLOCK }
410		650
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	651	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	652	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	653	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	654	acceptable.
415		655
416	If it must be done, put the blocking parts into C<sync_job>. This will run	656	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	657	the given BLOCK in another coroutine while waiting for the result. The
…		…
421	=cut	661	=cut
422		662
423	sub sync_job(&) {	663	sub sync_job(&) {
424	my ($job) = @_;	664	my ($job) = @_;
425		665
426	if ($Coro::current == $Coro::main) {	666	if (in_main) {
427	my $time = Event::time;	667	my $time = AE::time;
428		668
429	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
431		671
432	LOG llevError | logBacktrace, Carp::longmess "sync job";#d#	672	#LOG llevError, Carp::longmess "sync job";#d#
433		673
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
437		675
438	my $busy = 1;	676	my $busy = 1;
439	my @res;	677	my @res;
440		678
441	(async {	679	(async {
442	$Coro::current->desc ("sync job coro");	680	$Coro::current->desc ("sync job coro");
443	@res = eval { $job->() };	681	@res = eval { $job->() };
444	warn $@ if $@;	682	error $@ if $@;
445	undef $busy;	683	undef $busy;
446	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
447		685
448	while ($busy) {	686	while ($busy) {
449	Coro::cede or Event::one_event;	687	if (Coro::nready) {
		688	Coro::cede_notself;
		689	} else {
		690	EV::loop EV::LOOP_ONESHOT;
450	}	691	}
		692	}
451		693
452	$time = Event::time - $time;	694	my $time = AE::time - $time;
453		695
454	LOG llevError | logBacktrace, Carp::longmess "long sync job"
455	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
456
457	$tick_start += $time; # do not account sync jobs to server load	696	$TICK_START += $time; # do not account sync jobs to server load
458		697
459	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
460	} else {	699	} else {
461	# we are in another coroutine, how wonderful, everything just works	700	# we are in another coroutine, how wonderful, everything just works
462		701
…		…
482	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
483		722
484	$coro	723	$coro
485	}	724	}
486		725
487	=item fork_call { }, $args	726	=item fork_call { }, @args
488		727
489	Executes the given code block with the given arguments in a seperate	728	Executes the given code block with the given arguments in a seperate
490	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
491	Coro::Storable. May, of course, block. Note that the executed sub may	730	Coro::Storable. May, of course, block. Note that the executed sub may
492	never block itself or use any form of Event handling.	731	never block itself or use any form of event handling.
493		732
494	=cut	733	=cut
		734
		735	sub post_fork {
		736	reset_signals;
		737	}
495		738
496	sub fork_call(&@) {	739	sub fork_call(&@) {
497	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
498		741
499	# we seemingly have to make a local copy of the whole thing,	742	# we seemingly have to make a local copy of the whole thing,
500	# otherwise perl prematurely frees the stuff :/	743	# otherwise perl prematurely frees the stuff :/
501	# TODO: investigate and fix (likely this will be rather laborious)	744	# TODO: investigate and fix (likely this will be rather laborious)
502		745
503	my @res = Coro::Util::fork_eval {	746	my @res = Coro::Util::fork_eval {
504	reset_signals;	747	cf::post_fork;
505	&$cb	748	&$cb
506	}, @args;	749	} @args;
507		750
508	wantarray ? @res : $res[-1]	751	wantarray ? @res : $res[-1]
		752	}
		753
		754	sub objinfo {
		755	(
		756	"counter value" => cf::object::object_count,
		757	"objects created" => cf::object::create_count,
		758	"objects destroyed" => cf::object::destroy_count,
		759	"freelist size" => cf::object::free_count,
		760	"allocated objects" => cf::object::objects_size,
		761	"active objects" => cf::object::actives_size,
		762	)
		763	}
		764
		765	=item $coin = coin_from_name $name
		766
		767	=cut
		768
		769	our %coin_alias = (
		770	"silver" => "silvercoin",
		771	"silvercoin" => "silvercoin",
		772	"silvercoins" => "silvercoin",
		773	"gold" => "goldcoin",
		774	"goldcoin" => "goldcoin",
		775	"goldcoins" => "goldcoin",
		776	"platinum" => "platinacoin",
		777	"platinumcoin" => "platinacoin",
		778	"platinumcoins" => "platinacoin",
		779	"platina" => "platinacoin",
		780	"platinacoin" => "platinacoin",
		781	"platinacoins" => "platinacoin",
		782	"royalty" => "royalty",
		783	"royalties" => "royalty",
		784	);
		785
		786	sub coin_from_name($) {
		787	$coin_alias{$_[0]}
		788	? cf::arch::find $coin_alias{$_[0]}
		789	: undef
509	}	790	}
510		791
511	=item $value = cf::db_get $family => $key	792	=item $value = cf::db_get $family => $key
512		793
513	Returns a single value from the environment database.	794	Returns a single value from the environment database.
…		…
523	within each server.	804	within each server.
524		805
525	=cut	806	=cut
526		807
527	sub db_table($) {	808	sub db_table($) {
		809	cf::error "db_get called from main context"
		810	if $Coro::current == $Coro::main;
		811
528	my ($name) = @_;	812	my ($name) = @_;
529	my $db = BDB::db_create $DB_ENV;	813	my $db = BDB::db_create $DB_ENV;
530		814
531	eval {	815	eval {
532	$db->set_flags (BDB::CHKSUM);	816	$db->set_flags (BDB::CHKSUM);
…		…
542	}	826	}
543		827
544	our $DB;	828	our $DB;
545		829
546	sub db_init {	830	sub db_init {
547	cf::sync_job {
548	$DB ||= db_table "db";	831	$DB ||= db_table "db";
549	};
550	}	832	}
551		833
552	sub db_get($$) {	834	sub db_get($$) {
553	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
554		836
555	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
556	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
557		841
558	$! ? ()	842	$! ? ()
559	: $data	843	: $data
560	}
561	}	844	}
562		845
563	sub db_put($$$) {	846	sub db_put($$$) {
564	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
565	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
593		876
594	my @data;	877	my @data;
595	my $md5;	878	my $md5;
596		879
597	for (0 .. $#$src) {	880	for (0 .. $#$src) {
598	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
599	or Carp::croak "$src->[$_]: $!";
600	}	882	}
601		883
602	# if processing is expensive, check	884	# if processing is expensive, check
603	# checksum first	885	# checksum first
604	if (1) {	886	if (1) {
…		…
621		903
622	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
623	my $data = $process->(\@data);	905	my $data = $process->(\@data);
624	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
625		907
626	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
627		909
628	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
629	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
630	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
631		913
…		…
641		923
642	=cut	924	=cut
643		925
644	sub datalog($@) {	926	sub datalog($@) {
645	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
646	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
647	}	929	}
648		930
649	=back	931	=back
650		932
651	=cut	933	=cut
652		934
653	#############################################################################	935	#############################################################################
654		936
655	=head2 ATTACHABLE OBJECTS	937	=head2 ATTACHABLE OBJECTS
656		938
657	Many objects in crossfire are so-called attachable objects. That means you can	939	Many objects in deliantra are so-called attachable objects. That means you can
658	attach callbacks/event handlers (a collection of which is called an "attachment")	940	attach callbacks/event handlers (a collection of which is called an "attachment")
659	to it. All such attachable objects support the following methods.	941	to it. All such attachable objects support the following methods.
660		942
661	In the following description, CLASS can be any of C<global>, C<object>	943	In the following description, CLASS can be any of C<global>, C<object>
662	C<player>, C<client> or C<map> (i.e. the attachable objects in	944	C<player>, C<client> or C<map> (i.e. the attachable objects in
663	Crossfire TRT).	945	Deliantra).
664		946
665	=over 4	947	=over 4
666		948
667	=item $attachable->attach ($attachment, key => $value...)	949	=item $attachable->attach ($attachment, key => $value...)
668		950
…		…
712	=item cf::CLASS::attachment $name, ...	994	=item cf::CLASS::attachment $name, ...
713		995
714	Register an attachment by C<$name> through which attachable objects of the	996	Register an attachment by C<$name> through which attachable objects of the
715	given CLASS can refer to this attachment.	997	given CLASS can refer to this attachment.
716		998
717	Some classes such as crossfire maps and objects can specify attachments	999	Some classes such as deliantra maps and objects can specify attachments
718	that are attached at load/instantiate time, thus the need for a name.	1000	that are attached at load/instantiate time, thus the need for a name.
719		1001
720	These calls expect any number of the following handler/hook descriptions:	1002	These calls expect any number of the following handler/hook descriptions:
721		1003
722	=over 4	1004	=over 4
…		…
846		1128
847	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
848	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
849		1131
850	} elsif (ref $type) {	1132	} elsif (ref $type) {
851	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
852		1134
853	} else {	1135	} else {
854	shift @arg;	1136	shift @arg;
855	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
856	}	1138	}
857	}	1139	}
858	}	1140	}
859		1141
860	sub _object_attach {	1142	sub _object_attach {
…		…
870	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
871	}	1153	}
872		1154
873	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
874	} else {	1156	} else {
875	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
876	}	1158	}
877		1159
878	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
879	}	1161	}
880		1162
…		…
939		1221
940	for (@$callbacks) {	1222	for (@$callbacks) {
941	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
942		1224
943	if ($@) {	1225	if ($@) {
944	warn "$@";
945	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
946	override;	1227	override;
947	}	1228	}
948		1229
949	return 1 if $override;	1230	return 1 if $override;
950	}	1231	}
951		1232
952	0	1233	0
953	}	1234	}
954		1235
955	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
956		1237
957	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
958		1239
959	Generate an object-specific event with the given arguments.	1240	Generate an object-specific event with the given arguments.
960		1241
…		…
966		1247
967	=cut	1248	=cut
968		1249
969	#############################################################################	1250	#############################################################################
970	# object support	1251	# object support
971	#
972		1252
		1253	sub _object_equal($$);
		1254	sub _object_equal($$) {
		1255	my ($a, $b) = @_;
		1256
		1257	return 0 unless (ref $a) eq (ref $b);
		1258
		1259	if ("HASH" eq ref $a) {
		1260	my @ka = keys %$a;
		1261	my @kb = keys %$b;
		1262
		1263	return 0 if @ka != @kb;
		1264
		1265	for (0 .. $#ka) {
		1266	return 0 unless $ka[$_] eq $kb[$_];
		1267	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1268	}
		1269
		1270	} elsif ("ARRAY" eq ref $a) {
		1271
		1272	return 0 if @$a != @$b;
		1273
		1274	for (0 .. $#$a) {
		1275	return 0 unless _object_equal $a->[$_], $b->[$_];
		1276	}
		1277
		1278	} elsif ($a ne $b) {
		1279	return 0;
		1280	}
		1281
		1282	1
		1283	}
		1284
		1285	our $SLOW_MERGES;#d#
973	sub _can_merge {	1286	sub _can_merge {
974	my ($ob1, $ob2) = @_;	1287	my ($ob1, $ob2) = @_;
975		1288
976	local $Storable::canonical = 1;	1289	++$SLOW_MERGES;#d#
977	my $fob1 = Storable::freeze $ob1;
978	my $fob2 = Storable::freeze $ob2;
979		1290
980	$fob1 eq $fob2	1291	# we do the slow way here
		1292	return _object_equal $ob1, $ob2
981	}	1293	}
982		1294
983	sub reattach {	1295	sub reattach {
984	# basically do the same as instantiate, without calling instantiate	1296	# basically do the same as instantiate, without calling instantiate
985	my ($obj) = @_;	1297	my ($obj) = @_;
986		1298
		1299	# no longer needed after getting rid of delete_package?
987	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1300	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
988		1301
989	my $registry = $obj->registry;	1302	my $registry = $obj->registry;
990		1303
991	@$registry = ();	1304	@$registry = ();
992		1305
…		…
997	for (@$attach) {	1310	for (@$attach) {
998	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
999	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
1000	}	1313	}
1001	} else {	1314	} else {
1002	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
1003	}	1316	}
1004	}	1317	}
1005	}	1318	}
1006		1319
1007	cf::attachable->attach (	1320	cf::attachable->attach (
1008	prio => -1000000,	1321	prio => -1000000,
1009	on_instantiate => sub {	1322	on_instantiate => sub {
1010	my ($obj, $data) = @_;	1323	my ($obj, $data) = @_;
1011		1324
1012	$data = from_json $data;	1325	$data = decode_json $data;
1013		1326
1014	for (@$data) {	1327	for (@$data) {
1015	my ($name, $args) = @$_;	1328	my ($name, $args) = @$_;
1016		1329
1017	$obj->attach ($name, %{$args || {} });	1330	$obj->attach ($name, %{$args || {} });
…		…
1034	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1035		1348
1036	sync_job {	1349	sync_job {
1037	if (length $$rdata) {	1350	if (length $$rdata) {
1038	utf8::decode (my $decname = $filename);	1351	utf8::decode (my $decname = $filename);
1039	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1040	$decname, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1041		1355
1042	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1043	chmod SAVE_MODE, $fh;	1357	aio_chmod $fh, SAVE_MODE;
1044	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1045	aio_fsync $fh if $cf::USE_FSYNC;	1359	if ($cf::USE_FSYNC) {
		1360	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1361	aio_fsync $fh;
		1362	}
1046	close $fh;	1363	aio_close $fh;
1047		1364
1048	if (@$objs) {	1365	if (@$objs) {
1049	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1366	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1367	aio_chmod $fh, SAVE_MODE;
1051	my $data = Coro::Storable::blocking_nfreeze { version => 1, objs => $objs };	1368	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1052	aio_write $fh, 0, (length $data), $data, 0;	1369	aio_write $fh, 0, (length $data), $data, 0;
1053	aio_fsync $fh if $cf::USE_FSYNC;	1370	if ($cf::USE_FSYNC) {
		1371	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1372	aio_fsync $fh;
		1373	}
1054	close $fh;	1374	aio_close $fh;
1055	aio_rename "$filename.pst~", "$filename.pst";	1375	aio_rename "$filename.pst~", "$filename.pst";
1056	}	1376	}
1057	} else {	1377	} else {
1058	aio_unlink "$filename.pst";	1378	aio_unlink "$filename.pst";
1059	}	1379	}
1060		1380
1061	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
		1382
		1383	$filename =~ s%/[^/]+$%%;
		1384	aio_pathsync $filename if $cf::USE_FSYNC;
1062	} else {	1385	} else {
1063	warn "FATAL: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1064	}	1387	}
1065	} else {	1388	} else {
1066	aio_unlink $filename;	1389	aio_unlink $filename;
1067	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1068	}	1391	}
…		…
1087		1410
1088	unless (aio_stat "$filename.pst") {	1411	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1412	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1413	or return;
1091		1414
1092	my $st = eval { Coro::Storable::thaw $av }	1415	my $st = eval { Coro::Storable::thaw $av };
1093	|| eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1094	$av = $st->{objs};	1416	$av = $st->{objs};
1095	}	1417	}
1096		1418
1097	utf8::decode (my $decname = $filename);	1419	utf8::decode (my $decname = $filename);
1098	warn sprintf "loading %s (%d,%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1099	$decname, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
1100		1423
1101	($data, $av)	1424	($data, $av)
1102	}	1425	}
1103		1426
1104	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
…		…
1108	=cut	1431	=cut
1109		1432
1110	#############################################################################	1433	#############################################################################
1111	# command handling &c	1434	# command handling &c
1112		1435
1113	=item cf::register_command $name => \&callback($ob,$args);	1436	=item cf::register_command $name => \&callback($ob,$args)
1114		1437
1115	Register a callback for execution when the client sends the user command	1438	Register a callback for execution when the client sends the user command
1116	$name.	1439	$name.
1117		1440
1118	=cut	1441	=cut
…		…
1124	#warn "registering command '$name/$time' to '$caller'";	1447	#warn "registering command '$name/$time' to '$caller'";
1125		1448
1126	push @{ $COMMAND{$name} }, [$caller, $cb];	1449	push @{ $COMMAND{$name} }, [$caller, $cb];
1127	}	1450	}
1128		1451
1129	=item cf::register_extcmd $name => \&callback($pl,$packet);	1452	=item cf::register_extcmd $name => \&callback($pl,$packet)
1130		1453
1131	Register a callback for execution when the client sends an (synchronous)	1454	Register a callback for execution when the client sends an (synchronous)
1132	extcmd packet. Ext commands will be processed in the order they are	1455	extcmd packet. Ext commands will be processed in the order they are
1133	received by the server, like other user commands. The first argument is	1456	received by the server, like other user commands. The first argument is
1134	the logged-in player. Ext commands can only be processed after a player	1457	the logged-in player. Ext commands can only be processed after a player
1135	has logged in successfully.	1458	has logged in successfully.
1136		1459
1137	If the callback returns something, it is sent back as if reply was being	1460	If the callback returns something, it is sent back as if reply was being
1138	called.	1461	called.
1139		1462
1140	=item cf::register_exticmd $name => \&callback($ns,$packet);	1463	=item cf::register_exticmd $name => \&callback($ns,$packet)
1141		1464
1142	Register a callback for execution when the client sends an (asynchronous)	1465	Register a callback for execution when the client sends an (asynchronous)
1143	exticmd packet. Exti commands are processed by the server as soon as they	1466	exticmd packet. Exti commands are processed by the server as soon as they
1144	are received, i.e. out of order w.r.t. other commands. The first argument	1467	are received, i.e. out of order w.r.t. other commands. The first argument
1145	is a client socket. Exti commands can be received anytime, even before	1468	is a client socket. Exti commands can be received anytime, even before
…		…
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);
1193	}	1515	}
1194		1516
1195	$pl->ext_reply ($reply, @reply)	1517	$pl->ext_msg ("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
1564	=item $player->ext_reply ($msgid, @msg)
1565
1566	Sends an ext reply to the player.
1567
1568	=cut
1569
1570	sub ext_reply($$@) {
1571	my ($self, $id, @msg) = @_;
1572
1573	$self->ns->ext_reply ($id, @msg)
1574	}
1575		1914
1576	=item $player->ext_msg ($type, @msg)	1915	=item $player->ext_msg ($type, @msg)
1577		1916
1578	Sends an ext event to the client.	1917	Sends an ext event to the client.
1579		1918
…		…
1599		1938
1600	=cut	1939	=cut
1601		1940
1602	sub find_by_path($) {	1941	sub find_by_path($) {
1603	my ($path) = @_;	1942	my ($path) = @_;
		1943
		1944	$path =~ s/^~[^\/]*//; # skip ~login
1604		1945
1605	my ($match, $specificity);	1946	my ($match, $specificity);
1606		1947
1607	for my $region (list) {	1948	for my $region (list) {
1608	if ($region->{match} && $path =~ $region->{match}) {	1949	if ($region->{match} && $path =~ $region->{match}) {
…		…
1634	our $MAX_RESET = 3600;	1975	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1976	our $DEFAULT_RESET = 3000;
1636		1977
1637	sub generate_random_map {	1978	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1979	my ($self, $rmp) = @_;
1639	# mit "rum" bekleckern, nicht	1980
		1981	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1982
1640	$self->_create_random_map (	1983	$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	}	1984	}
1654		1985
1655	=item cf::map->register ($regex, $prio)	1986	=item cf::map->register ($regex, $prio)
1656		1987
1657	Register a handler for the map path matching the given regex at the	1988	Register a handler for the map path matching the given regex at the
…		…
1662		1993
1663	sub register {	1994	sub register {
1664	my (undef, $regex, $prio) = @_;	1995	my (undef, $regex, $prio) = @_;
1665	my $pkg = caller;	1996	my $pkg = caller;
1666		1997
1667	no strict;
1668	push @{"$pkg\::ISA"}, __PACKAGE__;	1998	push @{"$pkg\::ISA"}, __PACKAGE__;
1669		1999
1670	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2000	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1671	}	2001	}
1672		2002
1673	# also paths starting with '/'	2003	# also paths starting with '/'
1674	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2004	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1675		2005
1676	sub thawer_merge {	2006	sub thawer_merge {
1677	my ($self, $merge) = @_;	2007	my ($self, $merge) = @_;
1678		2008
1679	# we have to keep some variables in memory intact	2009	# we have to keep some variables in memory intact
…		…
1684	}	2014	}
1685		2015
1686	sub normalise {	2016	sub normalise {
1687	my ($path, $base) = @_;	2017	my ($path, $base) = @_;
1688		2018
1689	$path = "$path"; # make sure its a string	2019	$path = "$path"; # make sure it's a string
1690		2020
1691	$path =~ s/\.map$//;	2021	$path =~ s/\.map$//;
1692		2022
1693	# map plan:	2023	# map plan:
1694	#	2024	#
…		…
1709	$base =~ s{[^/]+/?$}{};	2039	$base =~ s{[^/]+/?$}{};
1710	$path = "$base/$path";	2040	$path = "$base/$path";
1711	}	2041	}
1712		2042
1713	for ($path) {	2043	for ($path) {
1714	redo if s{//}{/};
1715	redo if s{/\.?/}{/};	2044	redo if s{/\.?/}{/};
1716	redo if s{/[^/]+/\.\./}{/};	2045	redo if s{/[^/]+/\.\./}{/};
1717	}	2046	}
1718		2047
1719	$path	2048	$path
…		…
1733	$self->init; # pass $1 etc.	2062	$self->init; # pass $1 etc.
1734	return $self;	2063	return $self;
1735	}	2064	}
1736	}	2065	}
1737		2066
1738	Carp::cluck "unable to resolve path '$path' (base '$base').";	2067	Carp::cluck "unable to resolve path '$path' (base '$base')";
1739	()	2068	()
1740	}	2069	}
1741		2070
		2071	# may re-bless or do other evil things
1742	sub init {	2072	sub init {
1743	my ($self) = @_;	2073	my ($self) = @_;
1744		2074
1745	$self	2075	$self
1746	}	2076	}
…		…
1765		2095
1766	# the temporary/swap location	2096	# the temporary/swap location
1767	sub save_path {	2097	sub save_path {
1768	my ($self) = @_;	2098	my ($self) = @_;
1769		2099
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2100	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	2101	"$TMPDIR/$path.map"
1772	}	2102	}
1773		2103
1774	# the unique path, undef == no special unique path	2104	# the unique path, undef == no special unique path
1775	sub uniq_path {	2105	sub uniq_path {
1776	my ($self) = @_;	2106	my ($self) = @_;
1777		2107
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2108	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	2109	"$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	}	2110	}
1790		2111
1791	sub decay_objects {	2112	sub decay_objects {
1792	my ($self) = @_;	2113	my ($self) = @_;
1793		2114
…		…
1820	$self->{load_path} = $path;	2141	$self->{load_path} = $path;
1821		2142
1822	1	2143	1
1823	}	2144	}
1824		2145
		2146	# used to laod the header of an original map
1825	sub load_header_orig {	2147	sub load_header_orig {
1826	my ($self) = @_;	2148	my ($self) = @_;
1827		2149
1828	$self->load_header_from ($self->load_path)	2150	$self->load_header_from ($self->load_path)
1829	}	2151	}
1830		2152
		2153	# used to laod the header of an instantiated map
1831	sub load_header_temp {	2154	sub load_header_temp {
1832	my ($self) = @_;	2155	my ($self) = @_;
1833		2156
1834	$self->load_header_from ($self->save_path)	2157	$self->load_header_from ($self->save_path)
1835	}	2158	}
1836		2159
		2160	# called after loading the header from an instantiated map
1837	sub prepare_temp {	2161	sub prepare_temp {
1838	my ($self) = @_;	2162	my ($self) = @_;
1839		2163
1840	$self->last_access ((delete $self->{last_access})	2164	$self->last_access ((delete $self->{last_access})
1841	|| $cf::RUNTIME); #d#	2165	|| $cf::RUNTIME); #d#
1842	# safety	2166	# safety
1843	$self->{instantiate_time} = $cf::RUNTIME	2167	$self->{instantiate_time} = $cf::RUNTIME
1844	if $self->{instantiate_time} > $cf::RUNTIME;	2168	if $self->{instantiate_time} > $cf::RUNTIME;
1845	}	2169	}
1846		2170
		2171	# called after loading the header from an original map
1847	sub prepare_orig {	2172	sub prepare_orig {
1848	my ($self) = @_;	2173	my ($self) = @_;
1849		2174
1850	$self->{load_original} = 1;	2175	$self->{load_original} = 1;
1851	$self->{instantiate_time} = $cf::RUNTIME;	2176	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1875		2200
1876	sub find;	2201	sub find;
1877	sub find {	2202	sub find {
1878	my ($path, $origin) = @_;	2203	my ($path, $origin) = @_;
1879		2204
		2205	cf::cede_to_tick;
		2206
1880	$path = normalise $path, $origin && $origin->path;	2207	$path = normalise $path, $origin;
1881		2208
1882	cf::lock_wait "map_data:$path";#d#remove	2209	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2210	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2211
1885	$cf::MAP{$path} || do {	2212	$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	2213	my $map = new_from_path cf::map $path
1890	or return;	2214	or return;
1891		2215
1892	$map->{last_save} = $cf::RUNTIME;	2216	$map->{last_save} = $cf::RUNTIME;
1893		2217
…		…
1895	or return;	2219	or return;
1896		2220
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2221	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2222	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2223	#$cf::WAIT_FOR_TICK->wait;
		2224	undef $guard2;
1900	undef $guard1;	2225	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2226	$map->reset;
1903	return find $path;	2227	return find $path;
1904	}	2228	}
1905		2229
1906	$cf::MAP{$path} = $map	2230	$cf::MAP{$path} = $map
1907	}	2231	}
1908	}	2232	}
1909		2233
1910	sub pre_load { }	2234	sub pre_load { }
1911	sub post_load { }	2235	#sub post_load { } # XS
1912		2236
1913	sub load {	2237	sub load {
1914	my ($self) = @_;	2238	my ($self) = @_;
1915		2239
1916	local $self->{deny_reset} = 1; # loading can take a long time	2240	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1919		2243
1920	{	2244	{
1921	my $guard = cf::lock_acquire "map_data:$path";	2245	my $guard = cf::lock_acquire "map_data:$path";
1922		2246
1923	return unless $self->valid;	2247	return unless $self->valid;
1924	return unless $self->in_memory == cf::MAP_SWAPPED;	2248	return unless $self->state == cf::MAP_SWAPPED;
1925
1926	$self->in_memory (cf::MAP_LOADING);
1927		2249
1928	$self->alloc;	2250	$self->alloc;
1929		2251
1930	$self->pre_load;	2252	$self->pre_load;
1931	cf::cede_to_tick;	2253	cf::cede_to_tick;
1932		2254
		2255	if (exists $self->{load_path}) {
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2256	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2257	$f->skip_block;
1935	$self->_load_objects ($f)	2258	$self->_load_objects ($f)
1936	or return;	2259	or return;
1937		2260
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2261	$self->post_load_original
1939	if delete $self->{load_original};	2262	if delete $self->{load_original};
1940		2263
1941	if (my $uniq = $self->uniq_path) {	2264	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2265	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2266	unless (aio_stat $uniq) {
1944	if (my $f = new_from_file cf::object::thawer $uniq) {	2267	if (my $f = new_from_file cf::object::thawer $uniq) {
1945	$self->clear_unique_items;	2268	$self->clear_unique_items;
1946	$self->_load_objects ($f);	2269	$self->_load_objects ($f);
1947	$f->resolve_delayed_derefs;	2270	$f->resolve_delayed_derefs;
		2271	}
1948	}	2272	}
1949	}	2273	}
1950	}
1951		2274
1952	$f->resolve_delayed_derefs;	2275	$f->resolve_delayed_derefs;
		2276	} else {
		2277	$self->post_load_original
		2278	if delete $self->{load_original};
		2279	}
		2280
		2281	$self->state (cf::MAP_INACTIVE);
1953		2282
1954	cf::cede_to_tick;	2283	cf::cede_to_tick;
1955	# now do the right thing for maps	2284	# now do the right thing for maps
1956	$self->link_multipart_objects;	2285	$self->link_multipart_objects;
1957	$self->difficulty ($self->estimate_difficulty)	2286	$self->difficulty ($self->estimate_difficulty)
…		…
1961	unless ($self->{deny_activate}) {	2290	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2291	$self->decay_objects;
1963	$self->fix_auto_apply;	2292	$self->fix_auto_apply;
1964	$self->update_buttons;	2293	$self->update_buttons;
1965	cf::cede_to_tick;	2294	cf::cede_to_tick;
1966	$self->set_darkness_map;	2295	#$self->activate; # no longer activate maps automatically
1967	cf::cede_to_tick;
1968	$self->activate;
1969	}	2296	}
1970		2297
1971	$self->{last_save} = $cf::RUNTIME;	2298	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2299	$self->last_access ($cf::RUNTIME);
1973
1974	$self->in_memory (cf::MAP_IN_MEMORY);
1975	}	2300	}
1976		2301
1977	$self->post_load;	2302	$self->post_load;
1978	}
1979		2303
		2304	1
		2305	}
		2306
		2307	# customize the map for a given player, i.e.
		2308	# return the _real_ map. used by e.g. per-player
		2309	# maps to change the path to ~playername/mappath
1980	sub customise_for {	2310	sub customise_for {
1981	my ($self, $ob) = @_;	2311	my ($self, $ob) = @_;
1982		2312
1983	return find "~" . $ob->name . "/" . $self->{path}	2313	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2314	if $self->per_player;
…		…
1987	# if $self->per_party;	2317	# if $self->per_party;
1988		2318
1989	$self	2319	$self
1990	}	2320	}
1991		2321
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 {	2322	sub find_sync {
2019	my ($path, $origin) = @_;	2323	my ($path, $origin) = @_;
2020		2324
2021	cf::sync_job { find $path, $origin }	2325	# it's a bug to call this from the main context
		2326	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2327	if $Coro::current == $Coro::main;
		2328
		2329	find $path, $origin
2022	}	2330	}
2023		2331
2024	sub do_load_sync {	2332	sub do_load_sync {
2025	my ($map) = @_;	2333	my ($map) = @_;
2026		2334
		2335	# it's a bug to call this from the main context
2027	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2336	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2028	if $Coro::current == $Coro::main;	2337	if $Coro::current == $Coro::main;
2029		2338
2030	cf::sync_job { $map->load };	2339	$map->load;
2031	}	2340	}
2032		2341
2033	our %MAP_PREFETCH;	2342	our %MAP_PREFETCH;
2034	our $MAP_PREFETCHER = undef;	2343	our $MAP_PREFETCHER = undef;
2035		2344
2036	sub find_async {	2345	sub find_async {
2037	my ($path, $origin, $load) = @_;	2346	my ($path, $origin, $load) = @_;
2038		2347
2039	$path = normalise $path, $origin && $origin->{path};	2348	$path = normalise $path, $origin;
2040		2349
2041	if (my $map = $cf::MAP{$path}) {	2350	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2351	return $map if !$load || $map->linkable;
2043	}	2352	}
2044		2353
2045	$MAP_PREFETCH{$path} |= $load;	2354	$MAP_PREFETCH{$path} |= $load;
2046		2355
2047	$MAP_PREFETCHER ||= cf::async {	2356	$MAP_PREFETCHER ||= cf::async {
…		…
2061	$MAP_PREFETCHER->prio (6);	2370	$MAP_PREFETCHER->prio (6);
2062		2371
2063	()	2372	()
2064	}	2373	}
2065		2374
		2375	# common code, used by both ->save and ->swapout
2066	sub save {	2376	sub _save {
2067	my ($self) = @_;	2377	my ($self) = @_;
2068
2069	my $lock = cf::lock_acquire "map_data:$self->{path}";
2070		2378
2071	$self->{last_save} = $cf::RUNTIME;	2379	$self->{last_save} = $cf::RUNTIME;
2072		2380
2073	return unless $self->dirty;	2381	return unless $self->dirty;
2074		2382
…		…
2083		2391
2084	cf::async {	2392	cf::async {
2085	$Coro::current->{desc} = "map player save";	2393	$Coro::current->{desc} = "map player save";
2086	$_->contr->save for $self->players;	2394	$_->contr->save for $self->players;
2087	};	2395	};
		2396
		2397	cf::get_slot 0.02;
2088		2398
2089	if ($uniq) {	2399	if ($uniq) {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2400	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2091	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2401	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2092	} else {	2402	} else {
2093	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2403	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2094	}	2404	}
2095	}	2405	}
2096		2406
		2407	sub save {
		2408	my ($self) = @_;
		2409
		2410	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2411
		2412	$self->_save;
		2413	}
		2414
2097	sub swap_out {	2415	sub swap_out {
2098	my ($self) = @_;	2416	my ($self) = @_;
2099		2417
2100	# save first because save cedes
2101	$self->save;
2102
2103	my $lock = cf::lock_acquire "map_data:$self->{path}";	2418	my $lock = cf::lock_acquire "map_data:$self->{path}";
2104		2419
		2420	return if !$self->linkable;
		2421	return if $self->{deny_save};
2105	return if $self->players;	2422	return if $self->players;
2106	return if $self->in_memory != cf::MAP_IN_MEMORY;	2423
		2424	# first deactivate the map and "unlink" it from the core
		2425	$self->deactivate;
		2426	$_->clear_links_to ($self) for values %cf::MAP;
		2427	$self->state (cf::MAP_SWAPPED);
		2428
		2429	# then atomically save
		2430	$self->_save;
		2431
		2432	# then free the map
		2433	$self->clear;
		2434	}
		2435
		2436	sub reset_at {
		2437	my ($self) = @_;
		2438
		2439	# TODO: safety, remove and allow resettable per-player maps
2107	return if $self->{deny_save};	2440	return 1e99 if $self->{deny_reset};
2108		2441
		2442	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2443	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2444
		2445	$time + $to
		2446	}
		2447
		2448	sub should_reset {
		2449	my ($self) = @_;
		2450
		2451	$self->reset_at <= $cf::RUNTIME
		2452	}
		2453
		2454	sub reset {
		2455	my ($self) = @_;
		2456
		2457	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2458
		2459	return if $self->players;
		2460
		2461	cf::trace "resetting map ", $self->path, "\n";
		2462
2109	$self->in_memory (cf::MAP_SWAPPED);	2463	$self->state (cf::MAP_SWAPPED);
		2464
		2465	# need to save uniques path
		2466	unless ($self->{deny_save}) {
		2467	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2468
		2469	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2470	if $uniq;
		2471	}
		2472
		2473	delete $cf::MAP{$self->path};
2110		2474
2111	$self->deactivate;	2475	$self->deactivate;
2112	$_->clear_links_to ($self) for values %cf::MAP;	2476	$_->clear_links_to ($self) for values %cf::MAP;
2113	$self->clear;	2477	$self->clear;
2114	}
2115
2116	sub reset_at {
2117	my ($self) = @_;
2118
2119	# TODO: safety, remove and allow resettable per-player maps
2120	return 1e99 if $self->{deny_reset};
2121
2122	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2123	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2124
2125	$time + $to
2126	}
2127
2128	sub should_reset {
2129	my ($self) = @_;
2130
2131	$self->reset_at <= $cf::RUNTIME
2132	}
2133
2134	sub reset {
2135	my ($self) = @_;
2136
2137	my $lock = cf::lock_acquire "map_data:$self->{path}";
2138
2139	return if $self->players;
2140
2141	warn "resetting map ", $self->path;
2142
2143	$self->in_memory (cf::MAP_SWAPPED);
2144
2145	# need to save uniques path
2146	unless ($self->{deny_save}) {
2147	my $uniq = $self->uniq_path; utf8::encode $uniq;
2148
2149	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2150	if $uniq;
2151	}
2152
2153	delete $cf::MAP{$self->path};
2154
2155	$self->deactivate;
2156	$_->clear_links_to ($self) for values %cf::MAP;
2157	$self->clear;
2158		2478
2159	$self->unlink_save;	2479	$self->unlink_save;
2160	$self->destroy;	2480	$self->destroy;
2161	}	2481	}
2162		2482
…		…
2170		2490
2171	delete $cf::MAP{$self->path};	2491	delete $cf::MAP{$self->path};
2172		2492
2173	$self->unlink_save;	2493	$self->unlink_save;
2174		2494
2175	bless $self, "cf::map";	2495	bless $self, "cf::map::wrap";
2176	delete $self->{deny_reset};	2496	delete $self->{deny_reset};
2177	$self->{deny_save} = 1;	2497	$self->{deny_save} = 1;
2178	$self->reset_timeout (1);	2498	$self->reset_timeout (1);
2179	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2499	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2180		2500
…		…
2229		2549
2230	sub unique_maps() {	2550	sub unique_maps() {
2231	[	2551	[
2232	map {	2552	map {
2233	utf8::decode $_;	2553	utf8::decode $_;
2234	/\.map$/	2554	s/\.map$//; # TODO future compatibility hack
		2555	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2556	? ()
2235	? normalise $_	2557	: normalise $_
2236	: ()
2237	} @{ aio_readdir $UNIQUEDIR or [] }	2558	} @{ aio_readdir $UNIQUEDIR or [] }
2238	]	2559	]
2239	}	2560	}
2240		2561
2241	package cf;	2562	=item cf::map::static_maps
		2563
		2564	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2565	file in the shared directory excluding F</styles> and F</editor>). May
		2566	block.
		2567
		2568	=cut
		2569
		2570	sub static_maps() {
		2571	my @dirs = "";
		2572	my @maps;
		2573
		2574	while (@dirs) {
		2575	my $dir = shift @dirs;
		2576
		2577	next if $dir eq "/styles" || $dir eq "/editor";
		2578
		2579	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2580	or return;
		2581
		2582	for (@$files) {
		2583	s/\.map$// or next;
		2584	utf8::decode $_;
		2585	push @maps, "$dir/$_";
		2586	}
		2587
		2588	push @dirs, map "$dir/$_", @$dirs;
		2589	}
		2590
		2591	\@maps
		2592	}
2242		2593
2243	=back	2594	=back
2244		2595
2245	=head3 cf::object	2596	=head3 cf::object
2246		2597
…		…
2250		2601
2251	=over 4	2602	=over 4
2252		2603
2253	=item $ob->inv_recursive	2604	=item $ob->inv_recursive
2254		2605
2255	Returns the inventory of the object _and_ their inventories, recursively.	2606	Returns the inventory of the object I<and> their inventories, recursively,
		2607	but I<not> the object itself.
2256		2608
2257	=cut	2609	=cut
2258		2610
2259	sub inv_recursive_;	2611	sub inv_recursive_;
2260	sub inv_recursive_ {	2612	sub inv_recursive_ {
…		…
2265	inv_recursive_ inv $_[0]	2617	inv_recursive_ inv $_[0]
2266	}	2618	}
2267		2619
2268	=item $ref = $ob->ref	2620	=item $ref = $ob->ref
2269		2621
2270	creates and returns a persistent reference to an objetc that can be stored as a string.	2622	Creates and returns a persistent reference to an object that can be stored as a string.
2271		2623
2272	=item $ob = cf::object::deref ($refstring)	2624	=item $ob = cf::object::deref ($refstring)
2273		2625
2274	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2626	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2275	even if the object actually exists. May block.	2627	even if the object actually exists. May block.
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2659	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2660	dialogue with the given NPC character.
2309		2661
2310	=cut	2662	=cut
2311		2663
		2664	our $SAY_CHANNEL = {
		2665	id => "say",
		2666	title => "Map",
		2667	reply => "say ",
		2668	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2669	};
		2670
		2671	our $CHAT_CHANNEL = {
		2672	id => "chat",
		2673	title => "Chat",
		2674	reply => "chat ",
		2675	tooltip => "Player chat and shouts, global to the server.",
		2676	};
		2677
2312	# rough implementation of a future "reply" method that works	2678	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2679	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2680	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2681	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2682	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2693	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2694	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2695
2330	} else {	2696	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2697	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2698	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2699	}
2334	}	2700	}
2335	}	2701	}
2336		2702
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2703	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2728
2363	=item $player_object->enter_link	2729	=item $player_object->enter_link
2364		2730
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2731	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2732
2367	The player should be reasonably safe there for short amounts of time. You	2733	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.	2734	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2735	though, as the player cannot control the character while it is on the link
		2736	map.
2369		2737
2370	Will never block.	2738	Will never block.
2371		2739
2372	=item $player_object->leave_link ($map, $x, $y)	2740	=item $player_object->leave_link ($map, $x, $y)
2373		2741
…		…
2393	sub cf::object::player::enter_link {	2761	sub cf::object::player::enter_link {
2394	my ($self) = @_;	2762	my ($self) = @_;
2395		2763
2396	$self->deactivate_recursive;	2764	$self->deactivate_recursive;
2397		2765
		2766	++$self->{_link_recursion};
		2767
2398	return if UNIVERSAL::isa $self->map, "ext::map_link";	2768	return if UNIVERSAL::isa $self->map, "ext::map_link";
2399		2769
2400	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2770	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2401	if $self->map && $self->map->{path} ne "{link}";	2771	if $self->map && $self->map->{path} ne "{link}";
2402		2772
2403	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2773	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2404	}	2774	}
2405		2775
2406	sub cf::object::player::leave_link {	2776	sub cf::object::player::leave_link {
2407	my ($self, $map, $x, $y) = @_;	2777	my ($self, $map, $x, $y) = @_;
2408		2778
…		…
2425	($x, $y) = (-1, -1)	2795	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2796	unless (defined $x) && (defined $y);
2427		2797
2428	# use -1 or undef as default coordinates, not 0, 0	2798	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2799	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2800	if $x <= 0 && $y <= 0;
2431		2801
2432	$map->load;	2802	$map->load;
2433	$map->load_neighbours;
2434		2803
2435	return unless $self->contr->active;	2804	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2805
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2806	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2807	if ($self->enter_map ($map, $x, $y)) {
2440	}	2808	# entering was successful
		2809	delete $self->{_link_recursion};
		2810	# only activate afterwards, to support waiting in hooks
		2811	$self->activate_recursive;
		2812	}
2441		2813
		2814	}
		2815
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2816	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2443		2817
2444	Moves the player to the given map-path and coordinates by first freezing	2818	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	2819	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	2820	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	2821	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2822	be called at the end of this process.
2449		2823
		2824	Note that $check will be called with a potentially non-loaded map, so if
		2825	it needs a loaded map it has to call C<< ->load >>.
		2826
2450	=cut	2827	=cut
2451		2828
2452	our $GOTOGEN;	2829	our $GOTOGEN;
2453		2830
2454	sub cf::object::player::goto {	2831	sub cf::object::player::goto {
2455	my ($self, $path, $x, $y, $check, $done) = @_;	2832	my ($self, $path, $x, $y, $check, $done) = @_;
		2833
		2834	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2835	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2836	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2837	($path, $x, $y) = @$EMERGENCY_POSITION;
		2838	}
2456		2839
2457	# do generation counting so two concurrent goto's will be executed in-order	2840	# do generation counting so two concurrent goto's will be executed in-order
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2841	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2842
2460	$self->enter_link;	2843	$self->enter_link;
…		…
2480	($path, $x, $y) = (undef, undef, undef);	2863	($path, $x, $y) = (undef, undef, undef);
2481	}	2864	}
2482	}	2865	}
2483		2866
2484	my $map = eval {	2867	my $map = eval {
2485	my $map = defined $path ? cf::map::find $path : undef;	2868	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2486		2869
2487	if ($map) {	2870	if ($map) {
2488	$map = $map->customise_for ($self);	2871	$map = $map->customise_for ($self);
2489	$map = $check->($map) if $check && $map;	2872	$map = $check->($map, $x, $y, $self) if $check && $map;
2490	} else {	2873	} else {
2491	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2874	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2492	}	2875	}
2493		2876
2494	$map	2877	$map
…		…
2502	if ($gen == $self->{_goto_generation}) {	2885	if ($gen == $self->{_goto_generation}) {
2503	delete $self->{_goto_generation};	2886	delete $self->{_goto_generation};
2504	$self->leave_link ($map, $x, $y);	2887	$self->leave_link ($map, $x, $y);
2505	}	2888	}
2506		2889
2507	$done->() if $done;	2890	$done->($self) if $done;
2508	})->prio (1);	2891	})->prio (1);
2509	}	2892	}
2510		2893
2511	=item $player_object->enter_exit ($exit_object)	2894	=item $player_object->enter_exit ($exit_object)
2512		2895
…		…
2532	}	2915	}
2533		2916
2534	sub prepare_random_map {	2917	sub prepare_random_map {
2535	my ($exit) = @_;	2918	my ($exit) = @_;
2536		2919
2537	my $guard = cf::lock_acquire "exit_prepare:$exit";
2538
2539	# all this does is basically replace the /! path by	2920	# all this does is basically replace the /! path by
2540	# a new random map path (?random/...) with a seed	2921	# a new random map path (?random/...) with a seed
2541	# that depends on the exit object	2922	# that depends on the exit object
2542		2923
2543	my $rmp = parse_random_map_params $exit->msg;	2924	my $rmp = parse_random_map_params $exit->msg;
…		…
2545	if ($exit->map) {	2926	if ($exit->map) {
2546	$rmp->{region} = $exit->region->name;	2927	$rmp->{region} = $exit->region->name;
2547	$rmp->{origin_map} = $exit->map->path;	2928	$rmp->{origin_map} = $exit->map->path;
2548	$rmp->{origin_x} = $exit->x;	2929	$rmp->{origin_x} = $exit->x;
2549	$rmp->{origin_y} = $exit->y;	2930	$rmp->{origin_y} = $exit->y;
		2931
		2932	$exit->map->touch;
2550	}	2933	}
2551		2934
2552	$rmp->{random_seed} ||= $exit->random_seed;	2935	$rmp->{random_seed} ||= $exit->random_seed;
2553		2936
2554	my $data = cf::to_json $rmp;	2937	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2555	my $md5 = Digest::MD5::md5_hex $data;	2938	my $md5 = Digest::MD5::md5_hex $data;
2556	my $meta = "$RANDOMDIR/$md5.meta";	2939	my $meta = "$RANDOMDIR/$md5.meta";
2557		2940
2558	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2941	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2559	aio_write $fh, 0, (length $data), $data, 0;	2942	aio_write $fh, 0, (length $data), $data, 0;
2560	undef $fh;	2943	undef $fh;
2561	aio_rename "$meta~", $meta;	2944	aio_rename "$meta~", $meta;
2562		2945
		2946	my $slaying = "?random/$md5";
		2947
		2948	if ($exit->valid) {
2563	$exit->slaying ("?random/$md5");	2949	$exit->slaying ("?random/$md5");
2564	$exit->msg (undef);	2950	$exit->msg (undef);
		2951	}
2565	}	2952	}
2566	}	2953	}
2567		2954
2568	sub cf::object::player::enter_exit {	2955	sub cf::object::player::enter_exit {
2569	my ($self, $exit) = @_;	2956	my ($self, $exit) = @_;
2570		2957
2571	return unless $self->type == cf::PLAYER;	2958	return unless $self->type == cf::PLAYER;
2572		2959
2573	if ($exit->slaying eq "/!") {
2574	#TODO: this should de-fi-ni-te-ly not be a sync-job
2575	# the problem is that $exit might not survive long enough
2576	# so it needs to be done right now, right here
2577	cf::sync_job { prepare_random_map $exit };
2578	}
2579
2580	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2581	my $hp = $exit->stats->hp;
2582	my $sp = $exit->stats->sp;
2583
2584	$self->enter_link;	2960	$self->enter_link;
2585		2961
2586	# if exit is damned, update players death & WoR home-position
2587	$self->contr->savebed ($slaying, $hp, $sp)
2588	if $exit->flag (FLAG_DAMNED);
2589
2590	(async {	2962	(async {
2591	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2963	$Coro::current->{desc} = "enter_exit";
2592		2964
2593	$self->deactivate_recursive; # just to be sure
2594	unless (eval {	2965	unless (eval {
		2966	$self->deactivate_recursive; # just to be sure
		2967
		2968	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2969	my $x = $exit->stats->hp;
		2970	my $y = $exit->stats->sp;
		2971
		2972	# special map handling
		2973	my $slaying = $exit->slaying;
		2974
		2975	# special map handling
		2976	if ($slaying eq "/!") {
		2977	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2978
		2979	prepare_random_map $exit
		2980	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2981
		2982	$map = $exit->slaying;
		2983
		2984	} elsif ($slaying eq '!up') {
		2985	$map = $exit->map->tile_path (cf::TILE_UP);
		2986	$x = $exit->x;
		2987	$y = $exit->y;
		2988
		2989	} elsif ($slaying eq '!down') {
		2990	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2991	$x = $exit->x;
		2992	$y = $exit->y;
		2993	}
		2994
2595	$self->goto ($slaying, $hp, $sp);	2995	$self->goto ($map, $x, $y);
2596		2996
		2997	# if exit is damned, update players death & WoR home-position
		2998	$self->contr->savebed ($map, $x, $y)
		2999	if $exit->flag (cf::FLAG_DAMNED);
		3000
2597	1;	3001	1
2598	}) {	3002	}) {
2599	$self->message ("Something went wrong deep within the crossfire server. "	3003	$self->message ("Something went wrong deep within the deliantra server. "
2600	. "I'll try to bring you back to the map you were before. "	3004	. "I'll try to bring you back to the map you were before. "
2601	. "Please report this to the dungeon master!",	3005	. "Please report this to the dungeon master!",
2602	cf::NDI_UNIQUE | cf::NDI_RED);	3006	cf::NDI_UNIQUE | cf::NDI_RED);
2603		3007
2604	warn "ERROR in enter_exit: $@";	3008	error "ERROR in enter_exit: $@";
2605	$self->leave_link;	3009	$self->leave_link;
2606	}	3010	}
2607	})->prio (1);	3011	})->prio (1);
2608	}	3012	}
2609		3013
…		…
2621	sub cf::client::send_drawinfo {	3025	sub cf::client::send_drawinfo {
2622	my ($self, $text, $flags) = @_;	3026	my ($self, $text, $flags) = @_;
2623		3027
2624	utf8::encode $text;	3028	utf8::encode $text;
2625	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3029	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3030	}
		3031
		3032	=item $client->send_big_packet ($pkt)
		3033
		3034	Like C<send_packet>, but tries to compress large packets, and fragments
		3035	them as required.
		3036
		3037	=cut
		3038
		3039	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3040
		3041	sub cf::client::send_big_packet {
		3042	my ($self, $pkt) = @_;
		3043
		3044	# try lzf for large packets
		3045	$pkt = "lzf " . Compress::LZF::compress $pkt
		3046	if 1024 <= length $pkt and $self->{can_lzf};
		3047
		3048	# split very large packets
		3049	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3050	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3051	$pkt = "frag";
		3052	}
		3053
		3054	$self->send_packet ($pkt);
2626	}	3055	}
2627		3056
2628	=item $client->send_msg ($channel, $msg, $color, [extra...])	3057	=item $client->send_msg ($channel, $msg, $color, [extra...])
2629		3058
2630	Send a drawinfo or msg packet to the client, formatting the msg for the	3059	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2632	the message, with C<log> being the default. If C<$color> is negative, suppress	3061	the message, with C<log> being the default. If C<$color> is negative, suppress
2633	the message unless the client supports the msg packet.	3062	the message unless the client supports the msg packet.
2634		3063
2635	=cut	3064	=cut
2636		3065
		3066	# non-persistent channels (usually the info channel)
2637	our %CHANNEL = (	3067	our %CHANNEL = (
		3068	"c/motd" => {
		3069	id => "infobox",
		3070	title => "MOTD",
		3071	reply => undef,
		3072	tooltip => "The message of the day",
		3073	},
2638	"c/identify" => {	3074	"c/identify" => {
2639	id => "infobox",	3075	id => "infobox",
2640	title => "Identify",	3076	title => "Identify",
2641	reply => undef,	3077	reply => undef,
2642	tooltip => "Items recently identified",	3078	tooltip => "Items recently identified",
…		…
2645	id => "infobox",	3081	id => "infobox",
2646	title => "Examine",	3082	title => "Examine",
2647	reply => undef,	3083	reply => undef,
2648	tooltip => "Signs and other items you examined",	3084	tooltip => "Signs and other items you examined",
2649	},	3085	},
		3086	"c/shopinfo" => {
		3087	id => "infobox",
		3088	title => "Shop Info",
		3089	reply => undef,
		3090	tooltip => "What your bargaining skill tells you about the shop",
		3091	},
		3092	"c/book" => {
		3093	id => "infobox",
		3094	title => "Book",
		3095	reply => undef,
		3096	tooltip => "The contents of a note or book",
		3097	},
2650	"c/lookat" => {	3098	"c/lookat" => {
2651	id => "infobox",	3099	id => "infobox",
2652	title => "Look",	3100	title => "Look",
2653	reply => undef,	3101	reply => undef,
2654	tooltip => "What you saw there",	3102	tooltip => "What you saw there",
2655	},	3103	},
		3104	"c/who" => {
		3105	id => "infobox",
		3106	title => "Players",
		3107	reply => undef,
		3108	tooltip => "Shows players who are currently online",
		3109	},
		3110	"c/body" => {
		3111	id => "infobox",
		3112	title => "Body Parts",
		3113	reply => undef,
		3114	tooltip => "Shows which body parts you posess and are available",
		3115	},
		3116	"c/statistics" => {
		3117	id => "infobox",
		3118	title => "Statistics",
		3119	reply => undef,
		3120	tooltip => "Shows your primary statistics",
		3121	},
		3122	"c/skills" => {
		3123	id => "infobox",
		3124	title => "Skills",
		3125	reply => undef,
		3126	tooltip => "Shows your experience per skill and item power",
		3127	},
		3128	"c/shopitems" => {
		3129	id => "infobox",
		3130	title => "Shop Items",
		3131	reply => undef,
		3132	tooltip => "Shows the items currently for sale in this shop",
		3133	},
		3134	"c/resistances" => {
		3135	id => "infobox",
		3136	title => "Resistances",
		3137	reply => undef,
		3138	tooltip => "Shows your resistances",
		3139	},
		3140	"c/pets" => {
		3141	id => "infobox",
		3142	title => "Pets",
		3143	reply => undef,
		3144	tooltip => "Shows information abotu your pets/a specific pet",
		3145	},
		3146	"c/perceiveself" => {
		3147	id => "infobox",
		3148	title => "Perceive Self",
		3149	reply => undef,
		3150	tooltip => "You gained detailed knowledge about yourself",
		3151	},
		3152	"c/uptime" => {
		3153	id => "infobox",
		3154	title => "Uptime",
		3155	reply => undef,
		3156	tooltip => "How long the server has been running since last restart",
		3157	},
		3158	"c/mapinfo" => {
		3159	id => "infobox",
		3160	title => "Map Info",
		3161	reply => undef,
		3162	tooltip => "Information related to the maps",
		3163	},
		3164	"c/party" => {
		3165	id => "party",
		3166	title => "Party",
		3167	reply => "gsay ",
		3168	tooltip => "Messages and chat related to your party",
		3169	},
		3170	"c/death" => {
		3171	id => "death",
		3172	title => "Death",
		3173	reply => undef,
		3174	tooltip => "Reason for and more info about your most recent death",
		3175	},
		3176	"c/say" => $SAY_CHANNEL,
		3177	"c/chat" => $CHAT_CHANNEL,
2656	);	3178	);
2657		3179
2658	sub cf::client::send_msg {	3180	sub cf::client::send_msg {
2659	my ($self, $channel, $msg, $color, @extra) = @_;	3181	my ($self, $channel, $msg, $color, @extra) = @_;
2660		3182
2661	$msg = $self->pl->expand_cfpod ($msg);	3183	$msg = $self->pl->expand_cfpod ($msg)
		3184	unless $color & cf::NDI_VERBATIM;
2662		3185
2663	$color &= cf::NDI_CLIENT_MASK; # just in case...	3186	$color &= cf::NDI_CLIENT_MASK; # just in case...
2664		3187
2665	# check predefined channels, for the benefit of C	3188	# check predefined channels, for the benefit of C
2666	if ($CHANNEL{$channel}) {	3189	if ($CHANNEL{$channel}) {
2667	$channel = $CHANNEL{$channel};	3190	$channel = $CHANNEL{$channel};
2668		3191
2669	$self->ext_msg (channel_info => $channel)	3192	$self->ext_msg (channel_info => $channel);
2670	if $self->can_msg;
2671
2672	$channel = $channel->{id};	3193	$channel = $channel->{id};
2673		3194
2674	} elsif (ref $channel) {	3195	} elsif (ref $channel) {
2675	# send meta info to client, if not yet sent	3196	# send meta info to client, if not yet sent
2676	unless (exists $self->{channel}{$channel->{id}}) {	3197	unless (exists $self->{channel}{$channel->{id}}) {
2677	$self->{channel}{$channel->{id}} = $channel;	3198	$self->{channel}{$channel->{id}} = $channel;
2678	$self->ext_msg (channel_info => $channel)	3199	$self->ext_msg (channel_info => $channel);
2679	if $self->can_msg;
2680	}	3200	}
2681		3201
2682	$channel = $channel->{id};	3202	$channel = $channel->{id};
2683	}	3203	}
2684		3204
2685	return unless @extra || length $msg;	3205	return unless @extra || length $msg;
2686		3206
2687	if ($self->can_msg) {
2688	# default colour, mask it out	3207	# default colour, mask it out
2689	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3208	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2690	if $color & cf::NDI_DEF;	3209	if $color & cf::NDI_DEF;
2691		3210
2692	$self->send_packet ("msg " . $self->{json_coder}->encode (	3211	my $pkt = "msg "
		3212	. $self->{json_coder}->encode (
2693	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3213	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2694	} else {	3214	);
2695	if ($color >= 0) {
2696	# replace some tags by gcfclient-compatible ones
2697	for ($msg) {
2698	1 while
2699	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2700	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2701	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2702	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2703	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2704	}
2705		3215
2706	$color &= cf::NDI_COLOR_MASK;	3216	$self->send_big_packet ($pkt);
2707
2708	utf8::encode $msg;
2709
2710	if (0 && $msg =~ /\[/) {
2711	# COMMAND/INFO
2712	$self->send_packet ("drawextinfo $color 10 8 $msg")
2713	} else {
2714	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2715	$self->send_packet ("drawinfo $color $msg")
2716	}
2717	}
2718	}
2719	}	3217	}
2720		3218
2721	=item $client->ext_msg ($type, @msg)	3219	=item $client->ext_msg ($type, @msg)
2722		3220
2723	Sends an ext event to the client.	3221	Sends an ext event to the client.
…		…
2725	=cut	3223	=cut
2726		3224
2727	sub cf::client::ext_msg($$@) {	3225	sub cf::client::ext_msg($$@) {
2728	my ($self, $type, @msg) = @_;	3226	my ($self, $type, @msg) = @_;
2729		3227
2730	if ($self->extcmd == 2) {
2731	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3228	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2732	} elsif ($self->extcmd == 1) { # TODO: remove
2733	push @msg, msgtype => "event_$type";
2734	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2735	}
2736	}
2737
2738	=item $client->ext_reply ($msgid, @msg)
2739
2740	Sends an ext reply to the client.
2741
2742	=cut
2743
2744	sub cf::client::ext_reply($$@) {
2745	my ($self, $id, @msg) = @_;
2746
2747	if ($self->extcmd == 2) {
2748	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2749	} elsif ($self->extcmd == 1) {
2750	#TODO: version 1, remove
2751	unshift @msg, msgtype => "reply", msgid => $id;
2752	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2753	}
2754	}	3229	}
2755		3230
2756	=item $success = $client->query ($flags, "text", \&cb)	3231	=item $success = $client->query ($flags, "text", \&cb)
2757		3232
2758	Queues a query to the client, calling the given callback with	3233	Queues a query to the client, calling the given callback with
…		…
2813	my ($ns, $buf) = @_;	3288	my ($ns, $buf) = @_;
2814		3289
2815	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3290	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2816		3291
2817	if (ref $msg) {	3292	if (ref $msg) {
2818	my ($type, $reply, @payload) =	3293	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2819	"ARRAY" eq ref $msg
2820	? @$msg
2821	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2822		3294
2823	my @reply;	3295	my @reply;
2824		3296
2825	if (my $cb = $EXTICMD{$type}) {	3297	if (my $cb = $EXTICMD{$type}) {
2826	@reply = $cb->($ns, @payload);	3298	@reply = $cb->($ns, @payload);
2827	}	3299	}
2828		3300
2829	$ns->ext_reply ($reply, @reply)	3301	$ns->ext_msg ("reply-$reply", @reply)
2830	if $reply;	3302	if $reply;
2831		3303
2832	} else {	3304	} else {
2833	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3305	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2834	}	3306	}
2835		3307
2836	cf::override;	3308	cf::override;
2837	},	3309	},
2838	);	3310	);
…		…
2858		3330
2859	$coro	3331	$coro
2860	}	3332	}
2861		3333
2862	cf::client->attach (	3334	cf::client->attach (
2863	on_destroy => sub {	3335	on_client_destroy => sub {
2864	my ($ns) = @_;	3336	my ($ns) = @_;
2865		3337
2866	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3338	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2867	},	3339	},
2868	);	3340	);
…		…
2884	our $safe_hole = new Safe::Hole;	3356	our $safe_hole = new Safe::Hole;
2885		3357
2886	$SIG{FPE} = 'IGNORE';	3358	$SIG{FPE} = 'IGNORE';
2887		3359
2888	$safe->permit_only (Opcode::opset qw(	3360	$safe->permit_only (Opcode::opset qw(
2889	:base_core :base_mem :base_orig :base_math	3361	:base_core :base_mem :base_orig :base_math :base_loop
2890	grepstart grepwhile mapstart mapwhile	3362	grepstart grepwhile mapstart mapwhile
2891	sort time	3363	sort time
2892	));	3364	));
2893		3365
2894	# here we export the classes and methods available to script code	3366	# here we export the classes and methods available to script code
…		…
2897		3369
2898	The following functions and methods are available within a safe environment:	3370	The following functions and methods are available within a safe environment:
2899		3371
2900	cf::object	3372	cf::object
2901	contr pay_amount pay_player map x y force_find force_add destroy	3373	contr pay_amount pay_player map x y force_find force_add destroy
2902	insert remove name archname title slaying race decrease_ob_nr	3374	insert remove name archname title slaying race decrease split
		3375	value
2903		3376
2904	cf::object::player	3377	cf::object::player
2905	player	3378	player
2906		3379
2907	cf::player	3380	cf::player
…		…
2912		3385
2913	=cut	3386	=cut
2914		3387
2915	for (	3388	for (
2916	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3389	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2917	insert remove inv name archname title slaying race	3390	insert remove inv nrof name archname title slaying race
2918	decrease_ob_nr destroy)],	3391	decrease split destroy change_exp value msg lore send_msg)],
2919	["cf::object::player" => qw(player)],	3392	["cf::object::player" => qw(player)],
2920	["cf::player" => qw(peaceful)],	3393	["cf::player" => qw(peaceful send_msg)],
2921	["cf::map" => qw(trigger)],	3394	["cf::map" => qw(trigger)],
2922	) {	3395	) {
2923	no strict 'refs';
2924	my ($pkg, @funs) = @$_;	3396	my ($pkg, @funs) = @$_;
2925	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3397	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2926	for @funs;	3398	for @funs;
2927	}	3399	}
2928		3400
…		…
2943		3415
2944	my $qcode = $code;	3416	my $qcode = $code;
2945	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3417	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2946	$qcode =~ s/\n/\\n/g;	3418	$qcode =~ s/\n/\\n/g;
2947		3419
		3420	%vars = (_dummy => 0) unless %vars;
		3421
		3422	my @res;
2948	local $_;	3423	local $_;
2949	local @safe::cf::_safe_eval_args = values %vars;
2950		3424
2951	my $eval =	3425	my $eval =
2952	"do {\n"	3426	"do {\n"
2953	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3427	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2954	. "#line 0 \"{$qcode}\"\n"	3428	. "#line 0 \"{$qcode}\"\n"
2955	. $code	3429	. $code
2956	. "\n}"	3430	. "\n}"
2957	;	3431	;
2958		3432
		3433	if ($CFG{safe_eval}) {
2959	sub_generation_inc;	3434	sub_generation_inc;
		3435	local @safe::cf::_safe_eval_args = values %vars;
2960	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3436	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2961	sub_generation_inc;	3437	sub_generation_inc;
		3438	} else {
		3439	local @cf::_safe_eval_args = values %vars;
		3440	@res = wantarray ? eval eval : scalar eval $eval;
		3441	}
2962		3442
2963	if ($@) {	3443	if ($@) {
2964	warn "$@";	3444	warn "$@",
2965	warn "while executing safe code '$code'\n";	3445	"while executing safe code '$code'\n",
2966	warn "with arguments " . (join " ", %vars) . "\n";	3446	"with arguments " . (join " ", %vars) . "\n";
2967	}	3447	}
2968		3448
2969	wantarray ? @res : $res[0]	3449	wantarray ? @res : $res[0]
2970	}	3450	}
2971		3451
…		…
2985	=cut	3465	=cut
2986		3466
2987	sub register_script_function {	3467	sub register_script_function {
2988	my ($fun, $cb) = @_;	3468	my ($fun, $cb) = @_;
2989		3469
2990	no strict 'refs';	3470	$fun = "safe::$fun" if $CFG{safe_eval};
2991	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3471	*$fun = $safe_hole->wrap ($cb);
2992	}	3472	}
2993		3473
2994	=back	3474	=back
2995		3475
2996	=cut	3476	=cut
2997		3477
2998	#############################################################################	3478	#############################################################################
2999	# the server's init and main functions	3479	# the server's init and main functions
		3480
		3481	our %FACEHASH; # hash => idx, #d# HACK for http server
		3482
		3483	# internal api, not fianlised
		3484	sub add_face {
		3485	my ($name, $type, $data) = @_;
		3486
		3487	my $idx = cf::face::find $name;
		3488
		3489	if ($idx) {
		3490	delete $FACEHASH{cf::face::get_chksum $idx};
		3491	} else {
		3492	$idx = cf::face::alloc $name;
		3493	}
		3494
		3495	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3496
		3497	cf::face::set_type $idx, $type;
		3498	cf::face::set_data $idx, 0, $data, $hash;
		3499	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3500	$FACEHASH{$hash} = $idx;#d#
		3501
		3502	$idx
		3503	}
3000		3504
3001	sub load_facedata($) {	3505	sub load_facedata($) {
3002	my ($path) = @_;	3506	my ($path) = @_;
3003		3507
3004	# HACK to clear player env face cache, we need some signal framework	3508	# HACK to clear player env face cache, we need some signal framework
3005	# for this (global event?)	3509	# for this (global event?)
3006	%ext::player_env::MUSIC_FACE_CACHE = ();	3510	%ext::player_env::MUSIC_FACE_CACHE = ();
3007		3511
3008	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3512	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3009		3513
3010	warn "loading facedata from $path\n";	3514	trace "loading facedata from $path\n";
3011		3515
3012	my $facedata;	3516	my $facedata = decode_storable load_file $path;
3013	0 < aio_load $path, $facedata
3014	or die "$path: $!";
3015
3016	$facedata = Coro::Storable::thaw $facedata;
3017		3517
3018	$facedata->{version} == 2	3518	$facedata->{version} == 2
3019	or cf::cleanup "$path: version mismatch, cannot proceed.";	3519	or cf::cleanup "$path: version mismatch, cannot proceed.";
3020		3520
3021	# patch in the exptable
3022	$facedata->{resource}{"res/exp_table"} = {
3023	type => FT_RSRC,
3024	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3025	};
3026	cf::cede_to_tick;	3521	cf::cede_to_tick;
3027		3522
3028	{	3523	{
3029	my $faces = $facedata->{faceinfo};	3524	my $faces = $facedata->{faceinfo};
3030		3525
3031	while (my ($face, $info) = each %$faces) {	3526	for my $face (sort keys %$faces) {
		3527	my $info = $faces->{$face};
3032	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3528	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3529
3033	cf::face::set_visibility $idx, $info->{visibility};	3530	cf::face::set_visibility $idx, $info->{visibility};
3034	cf::face::set_magicmap $idx, $info->{magicmap};	3531	cf::face::set_magicmap $idx, $info->{magicmap};
3035	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3532	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3036	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3533	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3534	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3535	$FACEHASH{$info->{hash64}} = $idx;#d#
3037		3536
3038	cf::cede_to_tick;	3537	cf::cede_to_tick;
3039	}	3538	}
3040		3539
3041	while (my ($face, $info) = each %$faces) {	3540	while (my ($face, $info) = each %$faces) {
3042	next unless $info->{smooth};	3541	next unless $info->{smooth};
		3542
3043	my $idx = cf::face::find $face	3543	my $idx = cf::face::find $face
3044	or next;	3544	or next;
		3545
3045	if (my $smooth = cf::face::find $info->{smooth}) {	3546	if (my $smooth = cf::face::find $info->{smooth}) {
3046	cf::face::set_smooth $idx, $smooth;	3547	cf::face::set_smooth $idx, $smooth;
3047	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3548	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3048	} else {	3549	} else {
3049	warn "smooth face '$info->{smooth}' not found for face '$face'";	3550	error "smooth face '$info->{smooth}' not found for face '$face'";
3050	}	3551	}
3051		3552
3052	cf::cede_to_tick;	3553	cf::cede_to_tick;
3053	}	3554	}
3054	}	3555	}
…		…
3063		3564
3064	cf::anim::invalidate_all; # d'oh	3565	cf::anim::invalidate_all; # d'oh
3065	}	3566	}
3066		3567
3067	{	3568	{
3068	# TODO: for gcfclient pleasure, we should give resources
3069	# that gcfclient doesn't grok a >10000 face index.
3070	my $res = $facedata->{resource};	3569	my $res = $facedata->{resource};
3071		3570
3072	my $soundconf = delete $res->{"res/sound.conf"};
3073
3074	while (my ($name, $info) = each %$res) {	3571	while (my ($name, $info) = each %$res) {
		3572	if (defined (my $type = $info->{type})) {
		3573	# TODO: different hash - must free and use new index, or cache ixface data queue
3075	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3574	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3076	my $data;
3077		3575
3078	if ($info->{type} & 1) {	3576	cf::face::set_type $idx, $type;
3079	# prepend meta info	3577	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3080		3578	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3081	my $meta = $enc->encode ({	3579	$FACEHASH{$info->{hash}} = $idx;#d#
3082	name => $name,
3083	%{ $info->{meta} || {} },
3084	});
3085
3086	$data = pack "(w/a*)*", $meta, $info->{data};
3087	} else {	3580	} else {
3088	$data = $info->{data};	3581	# $RESOURCE{$name} = $info; # unused
3089	}	3582	}
3090		3583
3091	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3092	cf::face::set_type $idx, $info->{type};
3093
3094	cf::cede_to_tick;	3584	cf::cede_to_tick;
3095	}	3585	}
3096
3097	if ($soundconf) {
3098	$soundconf = $enc->decode (delete $soundconf->{data});
3099
3100	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3101	my $sound = $soundconf->{compat}[$_]
3102	or next;
3103
3104	my $face = cf::face::find "sound/$sound->[1]";
3105	cf::sound::set $sound->[0] => $face;
3106	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3107	}
3108
3109	while (my ($k, $v) = each %{$soundconf->{event}}) {
3110	my $face = cf::face::find "sound/$v";
3111	cf::sound::set $k => $face;
3112	}
3113	}
3114	}	3586	}
		3587
		3588	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3115		3589
3116	1	3590	1
3117	}	3591	}
3118		3592
3119	register_exticmd fx_want => sub {	3593	register_exticmd fx_want => sub {
…		…
3121		3595
3122	while (my ($k, $v) = each %$want) {	3596	while (my ($k, $v) = each %$want) {
3123	$ns->fx_want ($k, $v);	3597	$ns->fx_want ($k, $v);
3124	}	3598	}
3125	};	3599	};
		3600
		3601	sub load_resource_file($) {
		3602	my $guard = lock_acquire "load_resource_file";
		3603
		3604	my $status = load_resource_file_ $_[0];
		3605	get_slot 0.1, 100;
		3606	cf::arch::commit_load;
		3607
		3608	$status
		3609	}
		3610
		3611	sub reload_exp_table {
		3612	_reload_exp_table;
		3613
		3614	add_face "res/exp_table" => FT_RSRC,
		3615	JSON::XS->new->utf8->canonical->encode (
		3616	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3617	);
		3618	}
		3619
		3620	sub reload_materials {
		3621	_reload_materials;
		3622	}
3126		3623
3127	sub reload_regions {	3624	sub reload_regions {
3128	# HACK to clear player env face cache, we need some signal framework	3625	# HACK to clear player env face cache, we need some signal framework
3129	# for this (global event?)	3626	# for this (global event?)
3130	%ext::player_env::MUSIC_FACE_CACHE = ();	3627	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3144	}	3641	}
3145		3642
3146	sub reload_archetypes {	3643	sub reload_archetypes {
3147	load_resource_file "$DATADIR/archetypes"	3644	load_resource_file "$DATADIR/archetypes"
3148	or die "unable to load archetypes\n";	3645	or die "unable to load archetypes\n";
3149	#d# NEED to laod twice to resolve forward references	3646
3150	# this really needs to be done in an extra post-pass	3647	add_face "res/skill_info" => FT_RSRC,
3151	# (which needs to be synchronous, so solve it differently)	3648	JSON::XS->new->utf8->canonical->encode (
3152	load_resource_file "$DATADIR/archetypes"	3649	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
3153	or die "unable to load archetypes\n";	3650	);
		3651	add_face "res/spell_paths" => FT_RSRC,
		3652	JSON::XS->new->utf8->canonical->encode (
		3653	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3654	);
3154	}	3655	}
3155		3656
3156	sub reload_treasures {	3657	sub reload_treasures {
3157	load_resource_file "$DATADIR/treasures"	3658	load_resource_file "$DATADIR/treasures"
3158	or die "unable to load treasurelists\n";	3659	or die "unable to load treasurelists\n";
3159	}	3660	}
3160		3661
		3662	sub reload_sound {
		3663	trace "loading sound config from $DATADIR/sound\n";
		3664
		3665	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3666
		3667	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3668	my $sound = $soundconf->{compat}[$_]
		3669	or next;
		3670
		3671	my $face = cf::face::find "sound/$sound->[1]";
		3672	cf::sound::set $sound->[0] => $face;
		3673	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3674	}
		3675
		3676	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3677	my $face = cf::face::find "sound/$v";
		3678	cf::sound::set $k => $face;
		3679	}
		3680	}
		3681
		3682	#d# move docstuff to help or so
		3683	our %DOCSTRING;
		3684
		3685	sub reload_pod {
		3686	trace "loading pods $PODDIR\n";
		3687
		3688	%DOCSTRING = ();
		3689	my @command_list;
		3690
		3691	for (
		3692	[0, "command_help"],
		3693	[1, "emote_help"],
		3694	[2, "dmcommand_help"],
		3695	) {
		3696	my ($type, $path) = @$_;
		3697
		3698	my $paragraphs = &cf::pod::load_pod ("$PODDIR/$path.pod")
		3699	or die "unable to load $path";
		3700
		3701	my $level = 1e9;
		3702	my $rpar;
		3703
		3704	for my $par (@$paragraphs) {
		3705	if ($par->{type} eq "head2") {
		3706	# this code taken almost verbatim from DC/Protocol.pm
		3707
		3708	if ($par->{markup} =~ /^(\S+) (?:\s+ \( ([^\)]*) \) )?/x) {
		3709	my $cmd = $1;
		3710	my @args = split /\|/, $2;
		3711	@args = (".*") unless @args;
		3712
		3713	$_ = $_ eq ".*" ? "" : " $_"
		3714	for @args;
		3715
		3716	my @variants = map "$cmd$_", sort { (length $a) <=> (length $b) } @args;
		3717
		3718	$rpar = \($DOCSTRING{"command/$cmd"} = &cf::pod::as_cfpod ([$par]));
		3719
		3720	push @command_list, [$type, \@variants];
		3721	$level = $par->{level};
		3722	} else {
		3723	error "$par->{markup}: unparsable command heading";
		3724	}
		3725	} elsif ($par->{level} > $level) {
		3726	$$rpar .= &cf::pod::as_cfpod ([$par]);
		3727	}
		3728
		3729	cf::cede_to_tick;
		3730	}
		3731	}
		3732
		3733	@command_list = sort {
		3734	$a->[0] <=> $b->[0]
		3735	or $a->[1] cmp $b->[1]
		3736	} @command_list;
		3737
		3738	cf::cede_to_tick;
		3739
		3740	add_face "res/command_list" => FT_RSRC,
		3741	JSON::XS->new->utf8->encode (\@command_list);
		3742	}
		3743
3161	sub reload_resources {	3744	sub reload_resources {
3162	warn "reloading resource files...\n";	3745	trace "reloading resource files...\n";
3163		3746
		3747	reload_materials;
		3748	reload_facedata;
		3749	reload_exp_table;
		3750	reload_sound;
		3751	reload_archetypes;
3164	reload_regions;	3752	reload_regions;
3165	reload_facedata;
3166	#reload_archetypes;#d#
3167	reload_archetypes;
3168	reload_treasures;	3753	reload_treasures;
		3754	reload_pod;
3169		3755
3170	warn "finished reloading resource files\n";	3756	trace "finished reloading resource files\n";
3171	}
3172
3173	sub init {
3174	reload_resources;
3175	}	3757	}
3176		3758
3177	sub reload_config {	3759	sub reload_config {
3178	open my $fh, "<:utf8", "$CONFDIR/config"	3760	trace "reloading config file...\n";
3179	or return;
3180		3761
3181	local $/;	3762	my $config = load_file "$CONFDIR/config";
3182	*CFG = YAML::Syck::Load <$fh>;	3763	utf8::decode $config;
		3764	*CFG = decode_yaml $config;
3183		3765
3184	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3766	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3185		3767
3186	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3768	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3187	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3769	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3188		3770
3189	if (exists $CFG{mlockall}) {	3771	if (exists $CFG{mlockall}) {
…		…
3193	};	3775	};
3194	warn $@ if $@;	3776	warn $@ if $@;
3195	}	3777	}
3196	}	3778	}
3197		3779
		3780	sub pidfile() {
		3781	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3782	or die "$PIDFILE: $!";
		3783	flock $fh, &Fcntl::LOCK_EX
		3784	or die "$PIDFILE: flock: $!";
		3785	$fh
		3786	}
		3787
		3788	# make sure only one server instance is running at any one time
		3789	sub atomic {
		3790	my $fh = pidfile;
		3791
		3792	my $pid = <$fh>;
		3793	kill 9, $pid if $pid > 0;
		3794
		3795	seek $fh, 0, 0;
		3796	print $fh $$;
		3797	}
		3798
		3799	sub main_loop {
		3800	trace "EV::loop starting\n";
		3801	if (1) {
		3802	EV::loop;
		3803	}
		3804	trace "EV::loop returned\n";
		3805	goto &main_loop unless $REALLY_UNLOOP;
		3806	}
		3807
3198	sub main {	3808	sub main {
		3809	cf::init_globals; # initialise logging
		3810
		3811	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3812	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3813	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3814	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3815
		3816	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3817
3199	# we must not ever block the main coroutine	3818	# we must not ever block the main coroutine
3200	local $Coro::idle = sub {	3819	$Coro::idle = sub {
3201	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3820	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3202	(async {	3821	(async {
3203	$Coro::current->{desc} = "IDLE BUG HANDLER";	3822	$Coro::current->{desc} = "IDLE BUG HANDLER";
3204	Event::one_event;	3823	EV::loop EV::LOOP_ONESHOT;
3205	})->prio (Coro::PRIO_MAX);	3824	})->prio (Coro::PRIO_MAX);
3206	};	3825	};
3207		3826
		3827	evthread_start IO::AIO::poll_fileno;
		3828
		3829	cf::sync_job {
		3830	cf::incloader::init ();
		3831
		3832	db_init;
		3833
		3834	cf::init_anim;
		3835	cf::init_attackmess;
		3836	cf::init_dynamic;
		3837
		3838	cf::load_settings;
		3839
		3840	reload_resources;
3208	reload_config;	3841	reload_config;
3209	db_init;	3842
		3843	cf::init_uuid;
		3844	cf::init_signals;
		3845	cf::init_skills;
		3846
		3847	cf::init_beforeplay;
		3848
		3849	atomic;
		3850
3210	load_extensions;	3851	load_extensions;
3211		3852
3212	$TICK_WATCHER->start;	3853	utime time, time, $RUNTIMEFILE;
3213	Event::loop;	3854
		3855	# no (long-running) fork's whatsoever before this point(!)
		3856	use POSIX ();
		3857	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3858
		3859	cf::_post_init 0;
		3860	};
		3861
		3862	cf::object::thawer::errors_are_fatal 0;
		3863	info "parse errors in files are no longer fatal from this point on.\n";
		3864
		3865	AE::postpone {
		3866	undef &main; # free gobs of memory :)
		3867	};
		3868
		3869	goto &main_loop;
3214	}	3870	}
3215		3871
3216	#############################################################################	3872	#############################################################################
3217	# initialisation and cleanup	3873	# initialisation and cleanup
3218		3874
3219	# install some emergency cleanup handlers	3875	# install some emergency cleanup handlers
3220	BEGIN {	3876	BEGIN {
		3877	our %SIGWATCHER = ();
3221	for my $signal (qw(INT HUP TERM)) {	3878	for my $signal (qw(INT HUP TERM)) {
3222	Event->signal (	3879	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3223	reentrant => 0,
3224	data => WF_AUTOCANCEL,
3225	signal => $signal,
3226	prio => 0,
3227	cb => sub {
3228	cf::cleanup "SIG$signal";	3880	cf::cleanup "SIG$signal";
3229	},
3230	);	3881	};
3231	}	3882	}
3232	}	3883	}
3233		3884
3234	sub write_runtime {	3885	sub write_runtime_sync {
3235	my $runtime = "$LOCALDIR/runtime";	3886	my $t0 = AE::time;
3236		3887
3237	# first touch the runtime file to show we are still running:	3888	# first touch the runtime file to show we are still running:
3238	# the fsync below can take a very very long time.	3889	# the fsync below can take a very very long time.
3239		3890
3240	IO::AIO::aio_utime $runtime, undef, undef;	3891	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3241		3892
3242	my $guard = cf::lock_acquire "write_runtime";	3893	my $guard = cf::lock_acquire "write_runtime";
3243		3894
3244	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3895	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3245	or return;	3896	or return;
3246		3897
3247	my $value = $cf::RUNTIME + 90 + 10;	3898	my $value = $cf::RUNTIME + 90 + 10;
3248	# 10 is the runtime save interval, for a monotonic clock	3899	# 10 is the runtime save interval, for a monotonic clock
3249	# 60 allows for the watchdog to kill the server.	3900	# 60 allows for the watchdog to kill the server.
…		…
3259	aio_utime $fh, undef, undef;	3910	aio_utime $fh, undef, undef;
3260		3911
3261	close $fh	3912	close $fh
3262	or return;	3913	or return;
3263		3914
3264	aio_rename "$runtime~", $runtime	3915	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3265	and return;	3916	and return;
3266		3917
3267	warn "runtime file written.\n";	3918	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3268		3919
3269	1	3920	1
		3921	}
		3922
		3923	our $uuid_lock;
		3924	our $uuid_skip;
		3925
		3926	sub write_uuid_sync($) {
		3927	$uuid_skip ||= $_[0];
		3928
		3929	return if $uuid_lock;
		3930	local $uuid_lock = 1;
		3931
		3932	my $uuid = "$LOCALDIR/uuid";
		3933
		3934	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3935	or return;
		3936
		3937	my $value = uuid_seq uuid_cur;
		3938
		3939	unless ($value) {
		3940	info "cowardly refusing to write zero uuid value!\n";
		3941	return;
		3942	}
		3943
		3944	my $value = uuid_str $value + $uuid_skip;
		3945	$uuid_skip = 0;
		3946
		3947	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3948	and return;
		3949
		3950	# always fsync - this file is important
		3951	aio_fsync $fh
		3952	and return;
		3953
		3954	close $fh
		3955	or return;
		3956
		3957	aio_rename "$uuid~", $uuid
		3958	and return;
		3959
		3960	trace "uuid file written ($value).\n";
		3961
		3962	1
		3963
		3964	}
		3965
		3966	sub write_uuid($$) {
		3967	my ($skip, $sync) = @_;
		3968
		3969	$sync ? write_uuid_sync $skip
		3970	: async { write_uuid_sync $skip };
3270	}	3971	}
3271		3972
3272	sub emergency_save() {	3973	sub emergency_save() {
3273	my $freeze_guard = cf::freeze_mainloop;	3974	my $freeze_guard = cf::freeze_mainloop;
3274		3975
3275	warn "enter emergency perl save\n";	3976	info "emergency_perl_save: enter\n";
		3977
		3978	# this is a trade-off: we want to be very quick here, so
		3979	# save all maps without fsync, and later call a global sync
		3980	# (which in turn might be very very slow)
		3981	local $USE_FSYNC = 0;
3276		3982
3277	cf::sync_job {	3983	cf::sync_job {
		3984	cf::write_runtime_sync; # external watchdog should not bark
		3985
3278	# use a peculiar iteration method to avoid tripping on perl	3986	# use a peculiar iteration method to avoid tripping on perl
3279	# refcount bugs in for. also avoids problems with players	3987	# refcount bugs in for. also avoids problems with players
3280	# and maps saved/destroyed asynchronously.	3988	# and maps saved/destroyed asynchronously.
3281	warn "begin emergency player save\n";	3989	info "emergency_perl_save: begin player save\n";
3282	for my $login (keys %cf::PLAYER) {	3990	for my $login (keys %cf::PLAYER) {
3283	my $pl = $cf::PLAYER{$login} or next;	3991	my $pl = $cf::PLAYER{$login} or next;
3284	$pl->valid or next;	3992	$pl->valid or next;
3285	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3993	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3286	$pl->save;	3994	$pl->save;
3287	}	3995	}
3288	warn "end emergency player save\n";	3996	info "emergency_perl_save: end player save\n";
3289		3997
3290	warn "begin emergency map save\n";	3998	cf::write_runtime_sync; # external watchdog should not bark
		3999
		4000	info "emergency_perl_save: begin map save\n";
3291	for my $path (keys %cf::MAP) {	4001	for my $path (keys %cf::MAP) {
3292	my $map = $cf::MAP{$path} or next;	4002	my $map = $cf::MAP{$path} or next;
3293	$map->valid or next;	4003	$map->valid or next;
3294	$map->save;	4004	$map->save;
3295	}	4005	}
3296	warn "end emergency map save\n";	4006	info "emergency_perl_save: end map save\n";
3297		4007
3298	warn "begin emergency database checkpoint\n";	4008	cf::write_runtime_sync; # external watchdog should not bark
		4009
		4010	info "emergency_perl_save: begin database checkpoint\n";
3299	BDB::db_env_txn_checkpoint $DB_ENV;	4011	BDB::db_env_txn_checkpoint $DB_ENV;
3300	warn "end emergency database checkpoint\n";	4012	info "emergency_perl_save: end database checkpoint\n";
		4013
		4014	info "emergency_perl_save: begin write uuid\n";
		4015	write_uuid_sync 1;
		4016	info "emergency_perl_save: end write uuid\n";
		4017
		4018	cf::write_runtime_sync; # external watchdog should not bark
		4019
		4020	trace "emergency_perl_save: syncing database to disk";
		4021	BDB::db_env_txn_checkpoint $DB_ENV;
		4022
		4023	info "emergency_perl_save: starting sync\n";
		4024	IO::AIO::aio_sync sub {
		4025	info "emergency_perl_save: finished sync\n";
		4026	};
		4027
		4028	cf::write_runtime_sync; # external watchdog should not bark
		4029
		4030	trace "emergency_perl_save: flushing outstanding aio requests";
		4031	while (IO::AIO::nreqs || BDB::nreqs) {
		4032	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4033	}
		4034
		4035	cf::write_runtime_sync; # external watchdog should not bark
3301	};	4036	};
3302		4037
3303	warn "leave emergency perl save\n";	4038	info "emergency_perl_save: leave\n";
3304	}	4039	}
3305		4040
3306	sub post_cleanup {	4041	sub post_cleanup {
3307	my ($make_core) = @_;	4042	my ($make_core) = @_;
3308		4043
		4044	IO::AIO::flush;
		4045
3309	warn Carp::longmess "post_cleanup backtrace"	4046	error Carp::longmess "post_cleanup backtrace"
3310	if $make_core;	4047	if $make_core;
		4048
		4049	my $fh = pidfile;
		4050	unlink $PIDFILE if <$fh> == $$;
		4051	}
		4052
		4053	# a safer delete_package, copied from Symbol
		4054	sub clear_package($) {
		4055	my $pkg = shift;
		4056
		4057	# expand to full symbol table name if needed
		4058	unless ($pkg =~ /^main::.*::$/) {
		4059	$pkg = "main$pkg" if $pkg =~ /^::/;
		4060	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4061	$pkg .= '::' unless $pkg =~ /::$/;
		4062	}
		4063
		4064	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4065	my $stem_symtab = *{$stem}{HASH};
		4066
		4067	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4068	or return;
		4069
		4070	# clear all symbols
		4071	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4072	for my $name (keys %$leaf_symtab) {
		4073	_gv_clear *{"$pkg$name"};
		4074	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4075	}
3311	}	4076	}
3312		4077
3313	sub do_reload_perl() {	4078	sub do_reload_perl() {
3314	# can/must only be called in main	4079	# can/must only be called in main
3315	if ($Coro::current != $Coro::main) {	4080	unless (in_main) {
3316	warn "can only reload from main coroutine";	4081	error "can only reload from main coroutine";
3317	return;	4082	return;
3318	}	4083	}
3319		4084
3320	warn "reloading...";	4085	return if $RELOAD++;
3321		4086
3322	warn "entering sync_job";	4087	my $t1 = AE::time;
3323		4088
		4089	while ($RELOAD) {
		4090	cf::get_slot 0.1, -1, "reload_perl";
		4091	info "perl_reload: reloading...";
		4092
		4093	trace "perl_reload: entering sync_job";
		4094
3324	cf::sync_job {	4095	cf::sync_job {
3325	cf::write_runtime; # external watchdog should not bark
3326	cf::emergency_save;	4096	#cf::emergency_save;
3327	cf::write_runtime; # external watchdog should not bark
3328		4097
3329	warn "syncing database to disk";
3330	BDB::db_env_txn_checkpoint $DB_ENV;
3331
3332	# if anything goes wrong in here, we should simply crash as we already saved
3333
3334	warn "cancelling all WF_AUTOCANCEL watchers";
3335	for (Event::all_watchers) {
3336	$_->cancel if $_->data & WF_AUTOCANCEL;
3337	}
3338
3339	warn "flushing outstanding aio requests";
3340	for (;;) {
3341	BDB::flush;
3342	IO::AIO::flush;
3343	Coro::cede;
3344	last unless IO::AIO::nreqs || BDB::nreqs;
3345	warn "iterate...";
3346	}
3347
3348	++$RELOAD;
3349
3350	warn "cancelling all extension coros";	4098	trace "perl_reload: cancelling all extension coros";
3351	$_->cancel for values %EXT_CORO;	4099	$_->cancel for values %EXT_CORO;
3352	%EXT_CORO = ();	4100	%EXT_CORO = ();
3353		4101
3354	warn "removing commands";	4102	trace "perl_reload: removing commands";
3355	%COMMAND = ();	4103	%COMMAND = ();
3356		4104
3357	warn "removing ext/exti commands";	4105	trace "perl_reload: removing ext/exti commands";
3358	%EXTCMD = ();	4106	%EXTCMD = ();
3359	%EXTICMD = ();	4107	%EXTICMD = ();
3360		4108
3361	warn "unloading/nuking all extensions";	4109	trace "perl_reload: unloading/nuking all extensions";
3362	for my $pkg (@EXTS) {	4110	for my $pkg (@EXTS) {
3363	warn "... unloading $pkg";	4111	trace "... unloading $pkg";
3364		4112
3365	if (my $cb = $pkg->can ("unload")) {	4113	if (my $cb = $pkg->can ("unload")) {
3366	eval {	4114	eval {
3367	$cb->($pkg);	4115	$cb->($pkg);
3368	1	4116	1
3369	} or warn "$pkg unloaded, but with errors: $@";	4117	} or error "$pkg unloaded, but with errors: $@";
		4118	}
		4119
		4120	trace "... clearing $pkg";
		4121	clear_package $pkg;
3370	}	4122	}
3371		4123
3372	warn "... nuking $pkg";
3373	Symbol::delete_package $pkg;
3374	}
3375
3376	warn "unloading all perl modules loaded from $LIBDIR";	4124	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3377	while (my ($k, $v) = each %INC) {	4125	while (my ($k, $v) = each %INC) {
3378	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4126	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3379		4127
3380	warn "... unloading $k";	4128	trace "... unloading $k";
3381	delete $INC{$k};	4129	delete $INC{$k};
3382		4130
3383	$k =~ s/\.pm$//;	4131	$k =~ s/\.pm$//;
3384	$k =~ s/\//::/g;	4132	$k =~ s/\//::/g;
3385		4133
3386	if (my $cb = $k->can ("unload_module")) {	4134	if (my $cb = $k->can ("unload_module")) {
3387	$cb->();	4135	$cb->();
		4136	}
		4137
		4138	clear_package $k;
3388	}	4139	}
3389		4140
3390	Symbol::delete_package $k;
3391	}
3392
3393	warn "getting rid of safe::, as good as possible";	4141	trace "perl_reload: getting rid of safe::, as good as possible";
3394	Symbol::delete_package "safe::$_"	4142	clear_package "safe::$_"
3395	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4143	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3396		4144
3397	warn "unloading cf.pm \"a bit\"";	4145	trace "perl_reload: unloading cf.pm \"a bit\"";
3398	delete $INC{"cf.pm"};	4146	delete $INC{"cf.pm"};
3399	delete $INC{"cf/pod.pm"};	4147	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3400		4148
3401	# don't, removes xs symbols, too,	4149	# don't, removes xs symbols, too,
3402	# and global variables created in xs	4150	# and global variables created in xs
3403	#Symbol::delete_package __PACKAGE__;	4151	#clear_package __PACKAGE__;
3404		4152
3405	warn "unload completed, starting to reload now";	4153	info "perl_reload: unload completed, starting to reload now";
3406		4154
3407	warn "reloading cf.pm";	4155	trace "perl_reload: reloading cf.pm";
3408	require cf;	4156	require cf;
3409	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4157	cf::_connect_to_perl_1;
3410		4158
3411	warn "loading config and database again";	4159	trace "perl_reload: loading config and database again";
3412	cf::reload_config;	4160	cf::reload_config;
3413		4161
3414	warn "loading extensions";	4162	trace "perl_reload: loading extensions";
3415	cf::load_extensions;	4163	cf::load_extensions;
3416		4164
		4165	if ($REATTACH_ON_RELOAD) {
3417	warn "reattaching attachments to objects/players";	4166	trace "perl_reload: reattaching attachments to objects/players";
3418	_global_reattach; # objects, sockets	4167	_global_reattach; # objects, sockets
3419	warn "reattaching attachments to maps";	4168	trace "perl_reload: reattaching attachments to maps";
3420	reattach $_ for values %MAP;	4169	reattach $_ for values %MAP;
3421	warn "reattaching attachments to players";	4170	trace "perl_reload: reattaching attachments to players";
3422	reattach $_ for values %PLAYER;	4171	reattach $_ for values %PLAYER;
		4172	}
3423		4173
3424	warn "leaving sync_job";	4174	cf::_post_init 1;
3425		4175
		4176	trace "perl_reload: leaving sync_job";
		4177
3426	1	4178	1
3427	} or do {	4179	} or do {
3428	warn $@;	4180	error $@;
3429	warn "error while reloading, exiting.";	4181	cf::cleanup "perl_reload: error, exiting.";
3430	exit 1;	4182	};
		4183
		4184	--$RELOAD;
3431	};	4185	}
3432		4186
3433	warn "reloaded";	4187	$t1 = AE::time - $t1;
		4188	info "perl_reload: completed in ${t1}s\n";
3434	};	4189	};
3435		4190
3436	our $RELOAD_WATCHER; # used only during reload	4191	our $RELOAD_WATCHER; # used only during reload
3437		4192
3438	sub reload_perl() {	4193	sub reload_perl() {
3439	# doing reload synchronously and two reloads happen back-to-back,	4194	# doing reload synchronously and two reloads happen back-to-back,
3440	# coro crashes during coro_state_free->destroy here.	4195	# coro crashes during coro_state_free->destroy here.
3441		4196
3442	$RELOAD_WATCHER ||= Event->timer (	4197	$RELOAD_WATCHER ||= cf::async {
3443	reentrant => 0,	4198	Coro::AIO::aio_wait cache_extensions;
3444	after => 0,	4199
3445	data => WF_AUTOCANCEL,	4200	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3446	cb => sub {
3447	do_reload_perl;	4201	do_reload_perl;
3448	undef $RELOAD_WATCHER;	4202	undef $RELOAD_WATCHER;
3449	},	4203	};
3450	);	4204	};
3451	}	4205	}
3452		4206
3453	register_command "reload" => sub {	4207	register_command "reload" => sub {
3454	my ($who, $arg) = @_;	4208	my ($who, $arg) = @_;
3455		4209
…		…
3460	reload_perl;	4214	reload_perl;
3461	};	4215	};
3462	}	4216	}
3463	};	4217	};
3464		4218
3465	unshift @INC, $LIBDIR;	4219	#############################################################################
3466		4220
3467	my $bug_warning = 0;	4221	my $bug_warning = 0;
3468		4222
3469	our @WAIT_FOR_TICK;
3470	our @WAIT_FOR_TICK_BEGIN;
3471
3472	sub wait_for_tick {	4223	sub wait_for_tick() {
3473	return unless $TICK_WATCHER->is_active;	4224	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3474	return if $Coro::current == $Coro::main;
3475		4225
3476	my $signal = new Coro::Signal;	4226	$WAIT_FOR_TICK->wait;
3477	push @WAIT_FOR_TICK, $signal;
3478	$signal->wait;
3479	}	4227	}
3480		4228
3481	sub wait_for_tick_begin {	4229	sub wait_for_tick_begin() {
3482	return unless $TICK_WATCHER->is_active;	4230	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3483	return if $Coro::current == $Coro::main;
3484		4231
3485	my $signal = new Coro::Signal;	4232	my $signal = new Coro::Signal;
3486	push @WAIT_FOR_TICK_BEGIN, $signal;	4233	push @WAIT_FOR_TICK_BEGIN, $signal;
3487	$signal->wait;	4234	$signal->wait;
3488	}	4235	}
3489		4236
3490	$TICK_WATCHER = Event->timer (	4237	sub tick {
3491	reentrant => 0,
3492	parked => 1,
3493	prio => 0,
3494	at => $NEXT_TICK || $TICK,
3495	data => WF_AUTOCANCEL,
3496	cb => sub {
3497	if ($Coro::current != $Coro::main) {	4238	if ($Coro::current != $Coro::main) {
3498	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4239	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3499	unless ++$bug_warning > 10;	4240	unless ++$bug_warning > 10;
3500	return;	4241	return;
3501	}	4242	}
3502		4243
3503	$NOW = $tick_start = Event::time;	4244	cf::one_tick; # one server iteration
3504		4245
3505	cf::server_tick; # one server iteration	4246	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3506		4247
3507	$RUNTIME += $TICK;
3508	$NEXT_TICK += $TICK;
3509
3510	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4248	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3511	$NEXT_RUNTIME_WRITE = $NOW + 10;	4249	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3512	Coro::async_pool {	4250	Coro::async_pool {
3513	$Coro::current->{desc} = "runtime saver";	4251	$Coro::current->{desc} = "runtime saver";
3514	write_runtime	4252	write_runtime_sync
3515	or warn "ERROR: unable to write runtime file: $!";	4253	or error "ERROR: unable to write runtime file: $!";
3516	};
3517	}	4254	};
		4255	}
3518		4256
3519	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4257	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3520	$sig->send;	4258	$sig->send;
3521	}	4259	}
3522	while (my $sig = shift @WAIT_FOR_TICK) {	4260	$WAIT_FOR_TICK->broadcast;
3523	$sig->send;
3524	}
3525		4261
3526	$NOW = Event::time;	4262	$LOAD = ($NOW - $TICK_START) / $TICK;
3527
3528	# if we are delayed by four ticks or more, skip them all
3529	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3530
3531	$TICK_WATCHER->at ($NEXT_TICK);
3532	$TICK_WATCHER->start;
3533
3534	$LOAD = ($NOW - $tick_start) / $TICK;
3535	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4263	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3536		4264
3537	_post_tick;	4265	if (0) {
		4266	if ($NEXT_TICK) {
		4267	my $jitter = $TICK_START - $NEXT_TICK;
		4268	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4269	debug "jitter $JITTER\n";#d#
		4270	}
3538	},	4271	}
3539	);	4272	}
3540		4273
3541	{	4274	{
		4275	# configure BDB
		4276	info "initialising database";
		4277
3542	BDB::min_parallel 8;	4278	BDB::min_parallel 16;
3543	BDB::max_poll_time $TICK * 0.1;	4279	BDB::max_poll_reqs $TICK * 0.1;
3544	$BDB_POLL_WATCHER = Event->io (	4280	#$AnyEvent::BDB::WATCHER->priority (1);
3545	reentrant => 0,
3546	fd => BDB::poll_fileno,
3547	poll => 'r',
3548	prio => 0,
3549	data => WF_AUTOCANCEL,
3550	cb => \&BDB::poll_cb,
3551	);
3552
3553	BDB::set_sync_prepare {
3554	my $status;
3555	my $current = $Coro::current;
3556	(
3557	sub {
3558	$status = $!;
3559	$current->ready; undef $current;
3560	},
3561	sub {
3562	Coro::schedule while defined $current;
3563	$! = $status;
3564	},
3565	)
3566	};
3567		4281
3568	unless ($DB_ENV) {	4282	unless ($DB_ENV) {
3569	$DB_ENV = BDB::db_env_create;	4283	$DB_ENV = BDB::db_env_create;
3570	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4284	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3571	| BDB::LOG_AUTOREMOVE, 1);	4285	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4286	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3572	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4287	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3573	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4288	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3574		4289
3575	cf::sync_job {	4290	cf::sync_job {
3576	eval {	4291	eval {
…		…
3586		4301
3587	cf::cleanup "db_env_open(db): $@" if $@;	4302	cf::cleanup "db_env_open(db): $@" if $@;
3588	};	4303	};
3589	}	4304	}
3590		4305
3591	$BDB_DEADLOCK_WATCHER = Event->timer (	4306	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3592	after => 3,
3593	interval => 1,
3594	hard => 1,
3595	prio => 0,
3596	data => WF_AUTOCANCEL,
3597	cb => sub {
3598	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4307	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3599	},
3600	);	4308	};
3601	$BDB_CHECKPOINT_WATCHER = Event->timer (	4309	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3602	after => 11,
3603	interval => 60,
3604	hard => 1,
3605	prio => 0,
3606	data => WF_AUTOCANCEL,
3607	cb => sub {
3608	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4310	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3609	},
3610	);	4311	};
3611	$BDB_TRICKLE_WATCHER = Event->timer (	4312	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3612	after => 5,
3613	interval => 10,
3614	hard => 1,
3615	prio => 0,
3616	data => WF_AUTOCANCEL,
3617	cb => sub {
3618	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4313	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3619	},
3620	);	4314	};
		4315
		4316	info "database initialised";
3621	}	4317	}
3622		4318
3623	{	4319	{
		4320	# configure IO::AIO
		4321
		4322	info "initialising aio";
3624	IO::AIO::min_parallel 8;	4323	IO::AIO::min_parallel 8;
3625
3626	undef $Coro::AIO::WATCHER;
3627	IO::AIO::max_poll_time $TICK * 0.1;	4324	IO::AIO::max_poll_time $TICK * 0.1;
3628	$AIO_POLL_WATCHER = Event->io (	4325	undef $AnyEvent::AIO::WATCHER;
3629	reentrant => 0,	4326	info "aio initialised";
3630	data => WF_AUTOCANCEL,
3631	fd => IO::AIO::poll_fileno,
3632	poll => 'r',
3633	prio => 0,
3634	cb => \&IO::AIO::poll_cb,
3635	);
3636	}	4327	}
3637		4328
3638	my $_log_backtrace;	4329	our $_log_backtrace;
		4330	our $_log_backtrace_last;
3639		4331
3640	sub _log_backtrace {	4332	sub _log_backtrace {
3641	my ($msg, @addr) = @_;	4333	my ($msg, @addr) = @_;
3642		4334
3643	$msg =~ s/\n//;	4335	$msg =~ s/\n$//;
3644		4336
		4337	if ($_log_backtrace_last eq $msg) {
		4338	LOG llevInfo, "[ABT] $msg\n";
		4339	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3645	# limit the # of concurrent backtraces	4340	# limit the # of concurrent backtraces
3646	if ($_log_backtrace < 2) {	4341	} elsif ($_log_backtrace < 2) {
		4342	$_log_backtrace_last = $msg;
3647	++$_log_backtrace;	4343	++$_log_backtrace;
		4344	my $perl_bt = Carp::longmess $msg;
3648	async {	4345	async {
3649	$Coro::current->{desc} = "abt $msg";	4346	$Coro::current->{desc} = "abt $msg";
3650		4347
3651	my @bt = fork_call {	4348	my @bt = fork_call {
3652	@addr = map { sprintf "%x", $_ } @addr;	4349	@addr = map { sprintf "%x", $_ } @addr;
…		…
3663	}	4360	}
3664		4361
3665	@funcs	4362	@funcs
3666	};	4363	};
3667		4364
3668	LOG llevInfo, "[ABT] $msg\n";	4365	LOG llevInfo, "[ABT] $perl_bt\n";
		4366	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3669	LOG llevInfo, "[ABT] $_\n" for @bt;	4367	LOG llevInfo, "[ABT] $_\n" for @bt;
3670	--$_log_backtrace;	4368	--$_log_backtrace;
3671	};	4369	};
3672	} else {	4370	} else {
3673	LOG llevInfo, "[ABT] $msg\n";	4371	LOG llevInfo, "[ABT] $msg\n";
3674	LOG llevInfo, "[ABT] [suppressed]\n";	4372	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3675	}	4373	}
3676	}	4374	}
3677		4375
3678	# load additional modules	4376	# load additional modules
3679	use cf::pod;	4377	require "cf/$_.pm" for @EXTRA_MODULES;
		4378	cf::_connect_to_perl_2;
3680		4379
3681	END { cf::emergency_save }	4380	END { cf::emergency_save }
3682		4381
3683	1	4382	1
3684		4383

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