ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.373 by root, Sat Sep 15 15:58:06 2007 UTC vs.
Revision 1.591 by root, Tue Nov 6 23:33:15 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 3.64 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
24	use Coro::Util ();	54	use Coro::Util ();
25		55
		56	use Guard ();
26	use JSON::XS ();	57	use JSON::XS 2.01 ();
27	use BDB ();	58	use BDB ();
28	use Data::Dumper;	59	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	60	use Fcntl;
31	use YAML::Syck ();	61	use YAML::XS ();
32	use IO::AIO 2.32 ();	62	use IO::AIO ();
33	use Time::HiRes;	63	use Time::HiRes;
34	use Compress::LZF;	64	use Compress::LZF;
35	use Digest::MD5 ();	65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
36		68
37	# configure various modules to our taste	69	# configure various modules to our taste
38	#	70	#
39	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	72	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		73
		74	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		75
		76	# make sure c-lzf reinitialises itself
		77	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		79
43	$Event::Eval = 1; # no idea why this is required, but it is	80	# strictly for debugging
44		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		82
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
51		86
52	our %COMMAND = ();	87	our %COMMAND = ();
53	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
54		89
55	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	91	our %EXTCMD = ();
57	our %EXTICMD = ();	92	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	93	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	94	our %EXT_MAP = (); # pluggable maps
60		95
61	our $RELOAD; # number of reloads so far	96	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	97	our @EVENT;
		98	our @REFLECT; # set by XS
		99	our %REFLECT; # set by us
63		100
64	our $CONFDIR = confdir;	101	our $CONFDIR = confdir;
		102
65	our $DATADIR = datadir;	103	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
		107
69	our $LOCALDIR = localdir;	108	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	109	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	110	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	111	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	112	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	113	our $BDBDIR = "$LOCALDIR/db";
		114	our $PIDFILE = "$LOCALDIR/pid";
		115	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		116
		117	#our %RESOURCE; # unused
		118
		119	our $OUTPUT_RATE_MIN = 3000;
		120	our $OUTPUT_RATE_MAX = 1000000;
		121
		122	our $MAX_LINKS = 32; # how many chained exits to follow
		123	our $VERBOSE_IO = 1;
75		124
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	125	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	126	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	127	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	128	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		129
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	130	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	131	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	132	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	133	our $DB_ENV;
89		134
		135	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		136
90	our %CFG;	137	our %CFG;
		138	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
91		139
92	our $UPTIME; $UPTIME ||= time;	140	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	141	our $RUNTIME = 0;
		142	our $SERVER_TICK = 0;
		143	our $NOW;
94		144
95	our (%PLAYER, %PLAYER_LOADING); # all users	145	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	146	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	147	our $LINK_MAP; # the special {link} map, which is always available
98		148
99	# used to convert map paths into valid unix filenames by replacing / by ∕	149	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	150	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		151
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	152	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	153	our $LOADAVG; # same thing, but with alpha-smoothing
		154	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	155	our $TICK_START; # for load detecting purposes
		156
		157	our @POST_INIT;
		158
		159	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		160	our $REALLY_UNLOOP; # never set to true, please :)
		161
		162	our $WAIT_FOR_TICK = new Coro::Signal;
		163	our @WAIT_FOR_TICK_BEGIN;
105		164
106	binmode STDOUT;	165	binmode STDOUT;
107	binmode STDERR;	166	binmode STDERR;
108		167
109	# read virtual server time, if available	168	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	169	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	170	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	171	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	172	$RUNTIME = <$fh> + 0.;
114	}	173	}
		174
		175	eval "sub TICK() { $TICK } 1" or die;
115		176
116	mkdir $_	177	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	178	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		179
119	our $EMERGENCY_POSITION;	180	our $EMERGENCY_POSITION;
120		181
121	sub cf::map::normalise;	182	sub cf::map::normalise;
122		183
		184	sub in_main() {
		185	$Coro::current == $Coro::main
		186	}
		187
123	#############################################################################	188	#############################################################################
124		189
		190	%REFLECT = ();
		191	for (@REFLECT) {
		192	my $reflect = JSON::XS::decode_json $_;
		193	$REFLECT{$reflect->{class}} = $reflect;
		194	}
		195
		196	# this is decidedly evil
		197	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		198
		199	#############################################################################
		200
125	=head2 GLOBAL VARIABLES	201	=head2 GLOBAL VARIABLES
126		202
127	=over 4	203	=over 4
128		204
129	=item $cf::UPTIME	205	=item $cf::UPTIME
130		206
131	The timestamp of the server start (so not actually an uptime).	207	The timestamp of the server start (so not actually an "uptime").
		208
		209	=item $cf::SERVER_TICK
		210
		211	An unsigned integer that starts at zero when the server is started and is
		212	incremented on every tick.
		213
		214	=item $cf::NOW
		215
		216	The (real) time of the last (current) server tick - updated before and
		217	after tick processing, so this is useful only as a rough "what time is it
		218	now" estimate.
		219
		220	=item $cf::TICK
		221
		222	The interval between each server tick, in seconds.
132		223
133	=item $cf::RUNTIME	224	=item $cf::RUNTIME
134		225
135	The time this server has run, starts at 0 and is increased by $cf::TICK on	226	The time this server has run, starts at 0 and is increased by $cf::TICK on
136	every server tick.	227	every server tick.
137		228
138	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	229	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
139	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	230	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
140	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	231	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
141		232
142	Various directories - "/etc", read-only install directory, perl-library	233	Various directories - "/etc", read-only install directory, perl-library
143	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	234	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
144	unique-items directory, player file directory, random maps directory and	235	unique-items directory, player file directory, random maps directory and
145	database environment.	236	database environment.
146		237
147	=item $cf::NOW
148
149	The time of the last (current) server tick.
150
151	=item $cf::TICK
152
153	The interval between server ticks, in seconds.
154
155	=item $cf::LOADAVG	238	=item $cf::LOADAVG
156		239
157	The current CPU load on the server (alpha-smoothed), as a value between 0	240	The current CPU load on the server (alpha-smoothed), as a value between 0
158	(none) and 1 (overloaded), indicating how much time is spent on processing	241	(none) and 1 (overloaded), indicating how much time is spent on processing
159	objects per tick. Healthy values are < 0.5.	242	objects per tick. Healthy values are < 0.5.
…		…
162		245
163	The raw value load value from the last tick.	246	The raw value load value from the last tick.
164		247
165	=item %cf::CFG	248	=item %cf::CFG
166		249
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	250	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	251	from wherever your confdir points to.
169		252
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	253	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		254
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	255	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	256	returns directly I<after> the tick processing (and consequently, can only wake one thread
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	257	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		258
		259	Note that cf::Wait_for_tick will immediately return when the server is not
		260	ticking, making it suitable for small pauses in threads that need to run
		261	when the server is paused. If that is not applicable (i.e. you I<really>
		262	want to wait, use C<$cf::WAIT_FOR_TICK>).
		263
		264	=item $cf::WAIT_FOR_TICK
		265
		266	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		267	variable contains a L<Coro::Signal> that is broadcats after every server
		268	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		269	next server tick.
		270
		271	=cut
		272
		273	sub wait_for_tick();
		274	sub wait_for_tick_begin();
		275
176	=item @cf::INVOKE_RESULTS	276	=item @cf::INVOKE_RESULTS
177		277
178	This array contains the results of the last C<invoke ()> call. When	278	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	279	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	280	that call.
181		281
		282	=item %cf::REFLECT
		283
		284	Contains, for each (C++) class name, a hash reference with information
		285	about object members (methods, scalars, arrays and flags) and other
		286	metadata, which is useful for introspection.
		287
182	=back	288	=back
183		289
184	=cut	290	=cut
185		291
186	BEGIN {	292	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	293	sub warn (@) { LOG llevWarn , join "", @_ }
		294	sub info (@) { LOG llevInfo , join "", @_ }
		295	sub debug(@) { LOG llevDebug, join "", @_ }
		296	sub trace(@) { LOG llevTrace, join "", @_ }
		297
		298	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	299	my $msg = join "", @_;
189		300
190	$msg .= "\n"	301	$msg .= "\n"
191	unless $msg =~ /\n$/;	302	unless $msg =~ /\n$/;
192		303
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	304	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		305
195	LOG llevError, $msg;	306	LOG llevWarn, $msg;
196	};	307	};
197	}	308
		309	$Coro::State::DIEHOOK = sub {
		310	return unless $^S eq 0; # "eq", not "=="
		311
		312	error Carp::longmess $_[0];
		313
		314	if (in_main) {#d#
		315	error "DIEHOOK called in main context, Coro bug?\n";#d#
		316	return;#d#
		317	}#d#
		318
		319	# kill coroutine otherwise
		320	Coro::terminate
		321	};
198		322
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	323	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	324	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	325	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	326	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	333	for my $pkg (qw(
210	cf::global cf::attachable	334	cf::global cf::attachable
211	cf::object cf::object::player	335	cf::object cf::object::player
212	cf::client cf::player	336	cf::client cf::player
213	cf::arch cf::living	337	cf::arch cf::living
		338	cf::map cf::mapspace
214	cf::map cf::party cf::region	339	cf::party cf::region
215	)) {	340	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	341	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	342	}
219		343
220	$Event::DIED = sub {	344	$EV::DIED = sub {
221	warn "error in event callback: @_";	345	warn "error in event callback: $@";
222	};	346	};
		347
		348	#############################################################################
		349
		350	sub fork_call(&@);
		351	sub get_slot($;$$);
223		352
224	#############################################################################	353	#############################################################################
225		354
226	=head2 UTILITY FUNCTIONS	355	=head2 UTILITY FUNCTIONS
227		356
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	377	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	378	$d
250	} || "[unable to dump $_[0]: '$@']";	379	} || "[unable to dump $_[0]: '$@']";
251	}	380	}
252		381
		382	=item $scalar = cf::load_file $path
		383
		384	Loads the given file from path and returns its contents. Croaks on error
		385	and can block.
		386
		387	=cut
		388
		389	sub load_file($) {
		390	0 <= aio_load $_[0], my $data
		391	or Carp::croak "$_[0]: $!";
		392
		393	$data
		394	}
		395
		396	=item $success = cf::replace_file $path, $data, $sync
		397
		398	Atomically replaces the file at the given $path with new $data, and
		399	optionally $sync the data to disk before replacing the file.
		400
		401	=cut
		402
		403	sub replace_file($$;$) {
		404	my ($path, $data, $sync) = @_;
		405
		406	my $lock = cf::lock_acquire ("replace_file:$path");
		407
		408	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		409	or return;
		410
		411	$data = $data->() if ref $data;
		412
		413	length $data == aio_write $fh, 0, (length $data), $data, 0
		414	or return;
		415
		416	!$sync
		417	or !aio_fsync $fh
		418	or return;
		419
		420	aio_close $fh
		421	and return;
		422
		423	aio_rename "$path~", $path
		424	and return;
		425
		426	if ($sync) {
		427	$path =~ s%/[^/]*$%%;
		428	aio_pathsync $path;
		429	}
		430
		431	1
		432	}
		433
253	=item $ref = cf::from_json $json	434	=item $ref = cf::decode_json $json
254		435
255	Converts a JSON string into the corresponding perl data structure.	436	Converts a JSON string into the corresponding perl data structure.
256		437
257	=item $json = cf::to_json $ref	438	=item $json = cf::encode_json $ref
258		439
259	Converts a perl data structure into its JSON representation.	440	Converts a perl data structure into its JSON representation.
260		441
261	=cut	442	=cut
262		443
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	444	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		445
265	sub to_json ($) { $json_coder->encode ($_[0]) }	446	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	447	sub decode_json($) { $json_coder->decode ($_[0]) }
		448
		449	=item $ref = cf::decode_storable $scalar
		450
		451	Same as Coro::Storable::thaw, so blocks.
		452
		453	=cut
		454
		455	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		456
		457	=item $ref = cf::decode_yaml $scalar
		458
		459	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		460
		461	=cut
		462
		463	sub decode_yaml($) {
		464	fork_call { YAML::XS::Load $_[0] } @_
		465	}
		466
		467	=item $scalar = cf::unlzf $scalar
		468
		469	Same as Compress::LZF::compress, but takes server ticks into account, so
		470	blocks.
		471
		472	=cut
		473
		474	sub unlzf($) {
		475	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		476	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		477	Compress::LZF::decompress $_[0]
		478	}
		479
		480	=item cf::post_init { BLOCK }
		481
		482	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		483	but I<before> the server starts ticking again.
		484
		485	The codeblock will have a single boolean argument to indicate whether this
		486	is a reload or not.
		487
		488	=cut
		489
		490	sub post_init(&) {
		491	push @POST_INIT, shift;
		492	}
		493
		494	sub _post_init {
		495	trace "running post_init jobs";
		496
		497	# run them in parallel...
		498
		499	my @join;
		500
		501	while () {
		502	push @join, map &Coro::async ($_, 0), @POST_INIT;
		503	@POST_INIT = ();
		504
		505	@join or last;
		506
		507	(pop @join)->join;
		508	}
		509	}
267		510
268	=item cf::lock_wait $string	511	=item cf::lock_wait $string
269		512
270	Wait until the given lock is available. See cf::lock_acquire.	513	Wait until the given lock is available. See cf::lock_acquire.
271		514
272	=item my $lock = cf::lock_acquire $string	515	=item my $lock = cf::lock_acquire $string
273		516
274	Wait until the given lock is available and then acquires it and returns	517	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	518	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	519	for example when the coroutine gets canceled), the lock is automatically
277	returned.	520	returned.
278		521
279	Locks are *not* recursive, locking from the same coro twice results in a	522	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	523	deadlocked coro.
…		…
286		529
287	Return true if the lock is currently active, i.e. somebody has locked it.	530	Return true if the lock is currently active, i.e. somebody has locked it.
288		531
289	=cut	532	=cut
290		533
291	our %LOCK;	534	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		535
294	sub lock_wait($) {	536	sub lock_wait($) {
295	my ($key) = @_;	537	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	538	}
308		539
309	sub lock_acquire($) {	540	sub lock_acquire($) {
310	my ($key) = @_;	541	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	542	}
324		543
325	sub lock_active($) {	544	sub lock_active($) {
326	my ($key) = @_;	545	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	546	}
330		547
331	sub freeze_mainloop {	548	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	549	tick_inhibit_inc;
333		550
334	my $guard = Coro::guard {	551	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	552	}
336	};	553
337	$TICK_WATCHER->stop;	554	=item cf::periodic $interval, $cb
338	$guard	555
		556	Like EV::periodic, but randomly selects a starting point so that the actions
		557	get spread over time.
		558
		559	=cut
		560
		561	sub periodic($$) {
		562	my ($interval, $cb) = @_;
		563
		564	my $start = rand List::Util::min 180, $interval;
		565
		566	EV::periodic $start, $interval, 0, $cb
339	}	567	}
340		568
341	=item cf::get_slot $time[, $priority[, $name]]	569	=item cf::get_slot $time[, $priority[, $name]]
342		570
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	571	Allocate $time seconds of blocking CPU time at priority C<$priority>
344	This call blocks and returns only when you have at least C<$time> seconds	572	(default: 0): This call blocks and returns only when you have at least
345	of cpu time till the next tick. The slot is only valid till the next cede.	573	C<$time> seconds of cpu time till the next tick. The slot is only valid
		574	till the next cede.
		575
		576	Background jobs should use a priority les than zero, interactive jobs
		577	should use 100 or more.
346		578
347	The optional C<$name> can be used to identify the job to run. It might be	579	The optional C<$name> can be used to identify the job to run. It might be
348	used for statistical purposes and should identify the same time-class.	580	used for statistical purposes and should identify the same time-class.
349		581
350	Useful for short background jobs.	582	Useful for short background jobs.
351		583
352	=cut	584	=cut
353		585
354	our @SLOT_QUEUE;	586	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	587	our $SLOT_QUEUE;
		588	our $SLOT_DECAY = 0.9;
356		589
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	590	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	591	$SLOT_QUEUE = Coro::async {
		592	$Coro::current->desc ("timeslot manager");
		593
359	my $signal = new Coro::Signal;	594	my $signal = new Coro::Signal;
		595	my $busy;
360		596
361	while () {	597	while () {
362	next_job:	598	next_job:
		599
363	my $avail = cf::till_tick;	600	my $avail = cf::till_tick;
364	if ($avail > 0.01) {	601
365	for (0 .. $#SLOT_QUEUE) {	602	for (0 .. $#SLOT_QUEUE) {
366	if ($SLOT_QUEUE[$_][0] < $avail) {	603	if ($SLOT_QUEUE[$_][0] <= $avail) {
		604	$busy = 0;
367	my $job = splice @SLOT_QUEUE, $_, 1, ();	605	my $job = splice @SLOT_QUEUE, $_, 1, ();
368	$job->[2]->send;	606	$job->[2]->send;
369	Coro::cede;	607	Coro::cede;
370	goto next_job;	608	goto next_job;
371	}	609	} else {
		610	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
372	}	611	}
373	}	612	}
374		613
375	if (@SLOT_QUEUE) {	614	if (@SLOT_QUEUE) {
376	# we do not use wait_For_tick() as it returns immediately when tick is inactive	615	# we do not use wait_for_tick() as it returns immediately when tick is inactive
377	push @cf::WAIT_FOR_TICK, $signal;	616	$WAIT_FOR_TICK->wait;
378	$signal->wait;
379	} else {	617	} else {
		618	$busy = 0;
380	Coro::schedule;	619	Coro::schedule;
381	}	620	}
382	}	621	}
383	};	622	};
384		623
385	sub get_slot($;$$) {	624	sub get_slot($;$$) {
		625	return if tick_inhibit || $Coro::current == $Coro::main;
		626
386	my ($time, $pri, $name) = @_;	627	my ($time, $pri, $name) = @_;
387		628
388	$time = $TICK * .6 if $time > $TICK * .6;	629	$time = clamp $time, 0.01, $TICK * .6;
		630
389	my $sig = new Coro::Signal;	631	my $sig = new Coro::Signal;
390		632
391	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	633	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
392	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	634	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
393	$SLOT_QUEUE->ready;	635	$SLOT_QUEUE->ready;
…		…
404		646
405	BEGIN { *async = \&Coro::async_pool }	647	BEGIN { *async = \&Coro::async_pool }
406		648
407	=item cf::sync_job { BLOCK }	649	=item cf::sync_job { BLOCK }
408		650
409	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	651	The design of Deliantra requires that the main coroutine ($Coro::main)
410	is always able to handle events or runnable, as Crossfire TRT is only	652	is always able to handle events or runnable, as Deliantra is only
411	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	653	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
412	acceptable.	654	acceptable.
413		655
414	If it must be done, put the blocking parts into C<sync_job>. This will run	656	If it must be done, put the blocking parts into C<sync_job>. This will run
415	the given BLOCK in another coroutine while waiting for the result. The	657	the given BLOCK in another coroutine while waiting for the result. The
…		…
419	=cut	661	=cut
420		662
421	sub sync_job(&) {	663	sub sync_job(&) {
422	my ($job) = @_;	664	my ($job) = @_;
423		665
424	if ($Coro::current == $Coro::main) {	666	if (in_main) {
425	my $time = Event::time;	667	my $time = AE::time;
426		668
427	# this is the main coro, too bad, we have to block	669	# this is the main coro, too bad, we have to block
428	# till the operation succeeds, freezing the server :/	670	# till the operation succeeds, freezing the server :/
429		671
430	# TODO: use suspend/resume instead	672	#LOG llevError, Carp::longmess "sync job";#d#
431	# (but this is cancel-safe)	673
432	my $freeze_guard = freeze_mainloop;	674	my $freeze_guard = freeze_mainloop;
433		675
434	my $busy = 1;	676	my $busy = 1;
435	my @res;	677	my @res;
436		678
437	(async {	679	(async {
		680	$Coro::current->desc ("sync job coro");
438	@res = eval { $job->() };	681	@res = eval { $job->() };
439	warn $@ if $@;	682	error $@ if $@;
440	undef $busy;	683	undef $busy;
441	})->prio (Coro::PRIO_MAX);	684	})->prio (Coro::PRIO_MAX);
442		685
443	while ($busy) {	686	while ($busy) {
444	Coro::cede or Event::one_event;	687	if (Coro::nready) {
		688	Coro::cede_notself;
		689	} else {
		690	EV::loop EV::LOOP_ONESHOT;
445	}	691	}
		692	}
446		693
447	$time = Event::time - $time;	694	my $time = AE::time - $time;
448		695
449	LOG llevError | logBacktrace, Carp::longmess "long sync job"
450	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
451
452	$tick_start += $time; # do not account sync jobs to server load	696	$TICK_START += $time; # do not account sync jobs to server load
453		697
454	wantarray ? @res : $res[0]	698	wantarray ? @res : $res[0]
455	} else {	699	} else {
456	# we are in another coroutine, how wonderful, everything just works	700	# we are in another coroutine, how wonderful, everything just works
457		701
…		…
477	$EXT_CORO{$coro+0} = $coro;	721	$EXT_CORO{$coro+0} = $coro;
478		722
479	$coro	723	$coro
480	}	724	}
481		725
482	=item fork_call { }, $args	726	=item fork_call { }, @args
483		727
484	Executes the given code block with the given arguments in a seperate	728	Executes the given code block with the given arguments in a seperate
485	process, returning the results. Everything must be serialisable with	729	process, returning the results. Everything must be serialisable with
486	Coro::Storable. May, of course, block. Note that the executed sub may	730	Coro::Storable. May, of course, block. Note that the executed sub may
487	never block itself or use any form of Event handling.	731	never block itself or use any form of event handling.
488		732
489	=cut	733	=cut
		734
		735	sub post_fork {
		736	reset_signals;
		737	}
490		738
491	sub fork_call(&@) {	739	sub fork_call(&@) {
492	my ($cb, @args) = @_;	740	my ($cb, @args) = @_;
493		741
494	# we seemingly have to make a local copy of the whole thing,	742	# we seemingly have to make a local copy of the whole thing,
495	# otherwise perl prematurely frees the stuff :/	743	# otherwise perl prematurely frees the stuff :/
496	# TODO: investigate and fix (likely this will be rather laborious)	744	# TODO: investigate and fix (likely this will be rather laborious)
497		745
498	my @res = Coro::Util::fork_eval {	746	my @res = Coro::Util::fork_eval {
499	reset_signals;	747	cf::post_fork;
500	&$cb	748	&$cb
501	}, @args;	749	} @args;
502		750
503	wantarray ? @res : $res[-1]	751	wantarray ? @res : $res[-1]
		752	}
		753
		754	sub objinfo {
		755	(
		756	"counter value" => cf::object::object_count,
		757	"objects created" => cf::object::create_count,
		758	"objects destroyed" => cf::object::destroy_count,
		759	"freelist size" => cf::object::free_count,
		760	"allocated objects" => cf::object::objects_size,
		761	"active objects" => cf::object::actives_size,
		762	)
		763	}
		764
		765	=item $coin = coin_from_name $name
		766
		767	=cut
		768
		769	our %coin_alias = (
		770	"silver" => "silvercoin",
		771	"silvercoin" => "silvercoin",
		772	"silvercoins" => "silvercoin",
		773	"gold" => "goldcoin",
		774	"goldcoin" => "goldcoin",
		775	"goldcoins" => "goldcoin",
		776	"platinum" => "platinacoin",
		777	"platinumcoin" => "platinacoin",
		778	"platinumcoins" => "platinacoin",
		779	"platina" => "platinacoin",
		780	"platinacoin" => "platinacoin",
		781	"platinacoins" => "platinacoin",
		782	"royalty" => "royalty",
		783	"royalties" => "royalty",
		784	);
		785
		786	sub coin_from_name($) {
		787	$coin_alias{$_[0]}
		788	? cf::arch::find $coin_alias{$_[0]}
		789	: undef
504	}	790	}
505		791
506	=item $value = cf::db_get $family => $key	792	=item $value = cf::db_get $family => $key
507		793
508	Returns a single value from the environment database.	794	Returns a single value from the environment database.
…		…
518	within each server.	804	within each server.
519		805
520	=cut	806	=cut
521		807
522	sub db_table($) {	808	sub db_table($) {
		809	cf::error "db_get called from main context"
		810	if $Coro::current == $Coro::main;
		811
523	my ($name) = @_;	812	my ($name) = @_;
524	my $db = BDB::db_create $DB_ENV;	813	my $db = BDB::db_create $DB_ENV;
525		814
526	eval {	815	eval {
527	$db->set_flags (BDB::CHKSUM);	816	$db->set_flags (BDB::CHKSUM);
…		…
537	}	826	}
538		827
539	our $DB;	828	our $DB;
540		829
541	sub db_init {	830	sub db_init {
542	cf::sync_job {
543	$DB ||= db_table "db";	831	$DB ||= db_table "db";
544	};
545	}	832	}
546		833
547	sub db_get($$) {	834	sub db_get($$) {
548	my $key = "$_[0]/$_[1]";	835	my $key = "$_[0]/$_[1]";
549		836
550	cf::sync_job {	837	cf::error "db_get called from main context"
		838	if $Coro::current == $Coro::main;
		839
551	BDB::db_get $DB, undef, $key, my $data;	840	BDB::db_get $DB, undef, $key, my $data;
552		841
553	$! ? ()	842	$! ? ()
554	: $data	843	: $data
555	}
556	}	844	}
557		845
558	sub db_put($$$) {	846	sub db_put($$$) {
559	BDB::dbreq_pri 4;	847	BDB::dbreq_pri 4;
560	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	848	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
588		876
589	my @data;	877	my @data;
590	my $md5;	878	my $md5;
591		879
592	for (0 .. $#$src) {	880	for (0 .. $#$src) {
593	0 <= aio_load $src->[$_], $data[$_]	881	$data[$_] = load_file $src->[$_];
594	or Carp::croak "$src->[$_]: $!";
595	}	882	}
596		883
597	# if processing is expensive, check	884	# if processing is expensive, check
598	# checksum first	885	# checksum first
599	if (1) {	886	if (1) {
…		…
616		903
617	my $t1 = Time::HiRes::time;	904	my $t1 = Time::HiRes::time;
618	my $data = $process->(\@data);	905	my $data = $process->(\@data);
619	my $t2 = Time::HiRes::time;	906	my $t2 = Time::HiRes::time;
620		907
621	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	908	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
622		909
623	db_put cache => "$id/data", $data;	910	db_put cache => "$id/data", $data;
624	db_put cache => "$id/md5" , $md5;	911	db_put cache => "$id/md5" , $md5;
625	db_put cache => "$id/meta", $meta;	912	db_put cache => "$id/meta", $meta;
626		913
…		…
636		923
637	=cut	924	=cut
638		925
639	sub datalog($@) {	926	sub datalog($@) {
640	my ($type, %kv) = @_;	927	my ($type, %kv) = @_;
641	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	928	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
642	}	929	}
643		930
644	=back	931	=back
645		932
646	=cut	933	=cut
647		934
648	#############################################################################	935	#############################################################################
649		936
650	=head2 ATTACHABLE OBJECTS	937	=head2 ATTACHABLE OBJECTS
651		938
652	Many objects in crossfire are so-called attachable objects. That means you can	939	Many objects in deliantra are so-called attachable objects. That means you can
653	attach callbacks/event handlers (a collection of which is called an "attachment")	940	attach callbacks/event handlers (a collection of which is called an "attachment")
654	to it. All such attachable objects support the following methods.	941	to it. All such attachable objects support the following methods.
655		942
656	In the following description, CLASS can be any of C<global>, C<object>	943	In the following description, CLASS can be any of C<global>, C<object>
657	C<player>, C<client> or C<map> (i.e. the attachable objects in	944	C<player>, C<client> or C<map> (i.e. the attachable objects in
658	Crossfire TRT).	945	Deliantra).
659		946
660	=over 4	947	=over 4
661		948
662	=item $attachable->attach ($attachment, key => $value...)	949	=item $attachable->attach ($attachment, key => $value...)
663		950
…		…
707	=item cf::CLASS::attachment $name, ...	994	=item cf::CLASS::attachment $name, ...
708		995
709	Register an attachment by C<$name> through which attachable objects of the	996	Register an attachment by C<$name> through which attachable objects of the
710	given CLASS can refer to this attachment.	997	given CLASS can refer to this attachment.
711		998
712	Some classes such as crossfire maps and objects can specify attachments	999	Some classes such as deliantra maps and objects can specify attachments
713	that are attached at load/instantiate time, thus the need for a name.	1000	that are attached at load/instantiate time, thus the need for a name.
714		1001
715	These calls expect any number of the following handler/hook descriptions:	1002	These calls expect any number of the following handler/hook descriptions:
716		1003
717	=over 4	1004	=over 4
…		…
841		1128
842	} elsif (exists $cb_id{$type}) {	1129	} elsif (exists $cb_id{$type}) {
843	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1130	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
844		1131
845	} elsif (ref $type) {	1132	} elsif (ref $type) {
846	warn "attaching objects not supported, ignoring.\n";	1133	error "attaching objects not supported, ignoring.\n";
847		1134
848	} else {	1135	} else {
849	shift @arg;	1136	shift @arg;
850	warn "attach argument '$type' not supported, ignoring.\n";	1137	error "attach argument '$type' not supported, ignoring.\n";
851	}	1138	}
852	}	1139	}
853	}	1140	}
854		1141
855	sub _object_attach {	1142	sub _object_attach {
…		…
865	_attach $registry, $klass, @attach;	1152	_attach $registry, $klass, @attach;
866	}	1153	}
867		1154
868	$obj->{$name} = \%arg;	1155	$obj->{$name} = \%arg;
869	} else {	1156	} else {
870	warn "object uses attachment '$name' which is not available, postponing.\n";	1157	info "object uses attachment '$name' which is not available, postponing.\n";
871	}	1158	}
872		1159
873	$obj->{_attachment}{$name} = undef;	1160	$obj->{_attachment}{$name} = undef;
874	}	1161	}
875		1162
…		…
934		1221
935	for (@$callbacks) {	1222	for (@$callbacks) {
936	eval { &{$_->[1]} };	1223	eval { &{$_->[1]} };
937		1224
938	if ($@) {	1225	if ($@) {
939	warn "$@";
940	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1226	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
941	override;	1227	override;
942	}	1228	}
943		1229
944	return 1 if $override;	1230	return 1 if $override;
945	}	1231	}
946		1232
947	0	1233	0
948	}	1234	}
949		1235
950	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1236	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
951		1237
952	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
953		1239
954	Generate an object-specific event with the given arguments.	1240	Generate an object-specific event with the given arguments.
955		1241
…		…
961		1247
962	=cut	1248	=cut
963		1249
964	#############################################################################	1250	#############################################################################
965	# object support	1251	# object support
966	#
967		1252
		1253	sub _object_equal($$);
		1254	sub _object_equal($$) {
		1255	my ($a, $b) = @_;
		1256
		1257	return 0 unless (ref $a) eq (ref $b);
		1258
		1259	if ("HASH" eq ref $a) {
		1260	my @ka = keys %$a;
		1261	my @kb = keys %$b;
		1262
		1263	return 0 if @ka != @kb;
		1264
		1265	for (0 .. $#ka) {
		1266	return 0 unless $ka[$_] eq $kb[$_];
		1267	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1268	}
		1269
		1270	} elsif ("ARRAY" eq ref $a) {
		1271
		1272	return 0 if @$a != @$b;
		1273
		1274	for (0 .. $#$a) {
		1275	return 0 unless _object_equal $a->[$_], $b->[$_];
		1276	}
		1277
		1278	} elsif ($a ne $b) {
		1279	return 0;
		1280	}
		1281
		1282	1
		1283	}
		1284
		1285	our $SLOW_MERGES;#d#
968	sub _can_merge {	1286	sub _can_merge {
969	my ($ob1, $ob2) = @_;	1287	my ($ob1, $ob2) = @_;
970		1288
971	local $Storable::canonical = 1;	1289	++$SLOW_MERGES;#d#
972	my $fob1 = Storable::freeze $ob1;
973	my $fob2 = Storable::freeze $ob2;
974		1290
975	$fob1 eq $fob2	1291	# we do the slow way here
		1292	return _object_equal $ob1, $ob2
976	}	1293	}
977		1294
978	sub reattach {	1295	sub reattach {
979	# basically do the same as instantiate, without calling instantiate	1296	# basically do the same as instantiate, without calling instantiate
980	my ($obj) = @_;	1297	my ($obj) = @_;
981		1298
		1299	# no longer needed after getting rid of delete_package?
982	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1300	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
983		1301
984	my $registry = $obj->registry;	1302	my $registry = $obj->registry;
985		1303
986	@$registry = ();	1304	@$registry = ();
987		1305
…		…
992	for (@$attach) {	1310	for (@$attach) {
993	my ($klass, @attach) = @$_;	1311	my ($klass, @attach) = @$_;
994	_attach $registry, $klass, @attach;	1312	_attach $registry, $klass, @attach;
995	}	1313	}
996	} else {	1314	} else {
997	warn "object uses attachment '$name' that is not available, postponing.\n";	1315	info "object uses attachment '$name' that is not available, postponing.\n";
998	}	1316	}
999	}	1317	}
1000	}	1318	}
1001		1319
1002	cf::attachable->attach (	1320	cf::attachable->attach (
1003	prio => -1000000,	1321	prio => -1000000,
1004	on_instantiate => sub {	1322	on_instantiate => sub {
1005	my ($obj, $data) = @_;	1323	my ($obj, $data) = @_;
1006		1324
1007	$data = from_json $data;	1325	$data = decode_json $data;
1008		1326
1009	for (@$data) {	1327	for (@$data) {
1010	my ($name, $args) = @$_;	1328	my ($name, $args) = @$_;
1011		1329
1012	$obj->attach ($name, %{$args || {} });	1330	$obj->attach ($name, %{$args || {} });
…		…
1029	my ($filename, $rdata, $objs) = @_;	1347	my ($filename, $rdata, $objs) = @_;
1030		1348
1031	sync_job {	1349	sync_job {
1032	if (length $$rdata) {	1350	if (length $$rdata) {
1033	utf8::decode (my $decname = $filename);	1351	utf8::decode (my $decname = $filename);
1034	warn sprintf "saving %s (%d,%d)\n",	1352	trace sprintf "saving %s (%d,%d)\n",
1035	$decname, length $$rdata, scalar @$objs;	1353	$decname, length $$rdata, scalar @$objs
		1354	if $VERBOSE_IO;
1036		1355
1037	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1356	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1038	chmod SAVE_MODE, $fh;	1357	aio_chmod $fh, SAVE_MODE;
1039	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1358	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1040	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	}
1041	close $fh;	1363	aio_close $fh;
1042		1364
1043	if (@$objs) {	1365	if (@$objs) {
1044	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) {
1045	chmod SAVE_MODE, $fh;	1367	aio_chmod $fh, SAVE_MODE;
1046	my $data = Storable::nfreeze { version => 1, objs => $objs };	1368	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1047	aio_write $fh, 0, (length $data), $data, 0;	1369	aio_write $fh, 0, (length $data), $data, 0;
1048	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	}
1049	close $fh;	1374	aio_close $fh;
1050	aio_rename "$filename.pst~", "$filename.pst";	1375	aio_rename "$filename.pst~", "$filename.pst";
1051	}	1376	}
1052	} else {	1377	} else {
1053	aio_unlink "$filename.pst";	1378	aio_unlink "$filename.pst";
1054	}	1379	}
1055		1380
1056	aio_rename "$filename~", $filename;	1381	aio_rename "$filename~", $filename;
		1382
		1383	$filename =~ s%/[^/]+$%%;
		1384	aio_pathsync $filename if $cf::USE_FSYNC;
1057	} else {	1385	} else {
1058	warn "FATAL: $filename~: $!\n";	1386	error "unable to save objects: $filename~: $!\n";
1059	}	1387	}
1060	} else {	1388	} else {
1061	aio_unlink $filename;	1389	aio_unlink $filename;
1062	aio_unlink "$filename.pst";	1390	aio_unlink "$filename.pst";
1063	}	1391	}
…		…
1082		1410
1083	unless (aio_stat "$filename.pst") {	1411	unless (aio_stat "$filename.pst") {
1084	(aio_load "$filename.pst", $av) >= 0	1412	(aio_load "$filename.pst", $av) >= 0
1085	or return;	1413	or return;
1086		1414
1087	$av = eval { (Storable::thaw $av)->{objs} };	1415	my $st = eval { Coro::Storable::thaw $av };
		1416	$av = $st->{objs};
1088	}	1417	}
1089		1418
1090	utf8::decode (my $decname = $filename);	1419	utf8::decode (my $decname = $filename);
1091	warn sprintf "loading %s (%d,%d)\n",	1420	trace sprintf "loading %s (%d,%d)\n",
1092	$decname, length $data, scalar @{$av || []};	1421	$decname, length $data, scalar @{$av || []}
		1422	if $VERBOSE_IO;
1093		1423
1094	($data, $av)	1424	($data, $av)
1095	}	1425	}
1096		1426
1097	=head2 COMMAND CALLBACKS	1427	=head2 COMMAND CALLBACKS
…		…
1153	my ($name, $cb) = @_;	1483	my ($name, $cb) = @_;
1154		1484
1155	$EXTICMD{$name} = $cb;	1485	$EXTICMD{$name} = $cb;
1156	}	1486	}
1157		1487
		1488	use File::Glob ();
		1489
1158	cf::player->attach (	1490	cf::player->attach (
1159	on_command => sub {	1491	on_unknown_command => sub {
1160	my ($pl, $name, $params) = @_;	1492	my ($pl, $name, $params) = @_;
1161		1493
1162	my $cb = $COMMAND{$name}	1494	my $cb = $COMMAND{$name}
1163	or return;	1495	or return;
1164		1496
…		…
1172	my ($pl, $buf) = @_;	1504	my ($pl, $buf) = @_;
1173		1505
1174	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1506	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1175		1507
1176	if (ref $msg) {	1508	if (ref $msg) {
1177	my ($type, $reply, @payload) =	1509	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1178	"ARRAY" eq ref $msg
1179	? @$msg
1180	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1181		1510
1182	my @reply;	1511	my @reply;
1183		1512
1184	if (my $cb = $EXTCMD{$type}) {	1513	if (my $cb = $EXTCMD{$type}) {
1185	@reply = $cb->($pl, @payload);	1514	@reply = $cb->($pl, @payload);
…		…
1187		1516
1188	$pl->ext_reply ($reply, @reply)	1517	$pl->ext_reply ($reply, @reply)
1189	if $reply;	1518	if $reply;
1190		1519
1191	} else {	1520	} else {
1192	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1521	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1193	}	1522	}
1194		1523
1195	cf::override;	1524	cf::override;
1196	},	1525	},
1197	);	1526	);
1198		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
1199	sub load_extensions {	1552	sub load_extensions {
		1553	info "loading extensions...";
		1554
		1555	%EXT_CFG = ();
		1556
1200	cf::sync_job {	1557	cf::sync_job {
1201	my %todo;	1558	my %todo;
1202		1559
1203	for my $path (<$LIBDIR/*.ext>) {	1560	for my $path (<$LIBDIR/*.ext>) {
1204	next unless -r $path;	1561	next unless -r $path;
…		…
1222		1579
1223	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1580	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1224	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1581	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1225		1582
1226	$ext{source} =	1583	$ext{source} =
1227	"package $pkg; use strict; use utf8;\n"	1584	"package $pkg; use common::sense;\n"
1228	. "#line 1 \"$path\"\n{\n"	1585	. "#line 1 \"$path\"\n{\n"
1229	. $source	1586	. $source
1230	. "\n};\n1";	1587	. "\n};\n1";
1231		1588
1232	$todo{$base} = \%ext;	1589	$todo{$base} = \%ext;
1233	}	1590	}
1234		1591
		1592	my $pass = 0;
1235	my %done;	1593	my %done;
1236	while (%todo) {	1594	while (%todo) {
1237	my $progress;	1595	my $progress;
1238		1596
		1597	++$pass;
		1598
		1599	ext:
1239	while (my ($k, $v) = each %todo) {	1600	while (my ($k, $v) = each %todo) {
1240	for (split /,\s*/, $v->{meta}{depends}) {	1601	for (split /,\s*/, $v->{meta}{depends}) {
1241	goto skip	1602	next ext
1242	unless exists $done{$_};	1603	unless exists $done{$_};
1243	}	1604	}
1244		1605
1245	warn "... loading '$k' into '$v->{pkg}'\n";	1606	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1246		1607
1247	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 $@) {
1248	my $msg = $@ ? "$v->{path}: $@\n"	1620	error "$v->{path}: $@\n";
1249	: "$v->{base}: extension inactive.\n";
1250		1621
		1622	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1251	if (exists $v->{meta}{mandatory}) {	1623	if exists $v->{meta}{mandatory};
1252	warn $msg;	1624
1253	warn "mandatory extension failed to load, exiting.\n";	1625	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1254	exit 1;	1626	delete $todo{$k};
1255	}	1627	} else {
1256		1628	$done{$k} = delete $todo{$k};
1257	warn $msg;	1629	push @EXTS, $v->{pkg};
		1630	$progress = 1;
		1631
		1632	info "$v->{base}: extension inactive.\n"
		1633	unless $active;
1258	}	1634	}
1259
1260	$done{$k} = delete $todo{$k};
1261	push @EXTS, $v->{pkg};
1262	$progress = 1;
1263	}	1635	}
1264		1636
1265	skip:	1637	unless ($progress) {
1266	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1638	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1267	unless $progress;	1639
		1640	while (my ($k, $v) = each %todo) {
		1641	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1642	if exists $v->{meta}{mandatory};
		1643	}
		1644
		1645	last;
		1646	}
1268	}	1647	}
1269	};	1648	};
1270	}	1649	}
1271		1650
1272	#############################################################################	1651	#############################################################################
1273		1652
1274	=back	1653	=back
1275		1654
1276	=head2 CORE EXTENSIONS	1655	=head2 CORE EXTENSIONS
1277		1656
1278	Functions and methods that extend core crossfire objects.	1657	Functions and methods that extend core deliantra objects.
1279		1658
1280	=cut	1659	=cut
1281		1660
1282	package cf::player;	1661	package cf::player;
1283		1662
…		…
1326		1705
1327	sub exists($) {	1706	sub exists($) {
1328	my ($login) = @_;	1707	my ($login) = @_;
1329		1708
1330	$cf::PLAYER{$login}	1709	$cf::PLAYER{$login}
1331	or cf::sync_job { !aio_stat path $login }	1710	or !aio_stat path $login
1332	}	1711	}
1333		1712
1334	sub find($) {	1713	sub find($) {
1335	return $cf::PLAYER{$_[0]} || do {	1714	return $cf::PLAYER{$_[0]} || do {
1336	my $login = $_[0];	1715	my $login = $_[0];
…		…
1348	my $f = new_from_file cf::object::thawer path $login	1727	my $f = new_from_file cf::object::thawer path $login
1349	or return;	1728	or return;
1350		1729
1351	my $pl = cf::player::load_pl $f	1730	my $pl = cf::player::load_pl $f
1352	or return;	1731	or return;
		1732
1353	local $cf::PLAYER_LOADING{$login} = $pl;	1733	local $cf::PLAYER_LOADING{$login} = $pl;
1354	$f->resolve_delayed_derefs;	1734	$f->resolve_delayed_derefs;
1355	$cf::PLAYER{$login} = $pl	1735	$cf::PLAYER{$login} = $pl
1356	}	1736	}
1357	}	1737	}
1358	}	1738	}
1359		1739
		1740	cf::player->attach (
		1741	on_load => sub {
		1742	my ($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
1360	sub save($) {	1753	sub save($) {
1361	my ($pl) = @_;	1754	my ($pl) = @_;
1362		1755
1363	return if $pl->{deny_save};	1756	return if $pl->{deny_save};
1364		1757
…		…
1367		1760
1368	return if $pl->{deny_save};	1761	return if $pl->{deny_save};
1369		1762
1370	aio_mkdir playerdir $pl, 0770;	1763	aio_mkdir playerdir $pl, 0770;
1371	$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];
1372		1770
1373	$pl->save_pl ($path);	1771	$pl->save_pl ($path);
1374	cf::cede_to_tick;	1772	cf::cede_to_tick;
1375	}	1773	}
1376		1774
…		…
1408	my ($pl) = @_;	1806	my ($pl) = @_;
1409		1807
1410	my $name = $pl->ob->name;	1808	my $name = $pl->ob->name;
1411		1809
1412	$pl->{deny_save} = 1;	1810	$pl->{deny_save} = 1;
1413	$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
1414		1812
1415	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1813	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1416	$pl->deactivate;	1814	$pl->deactivate;
		1815
		1816	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1417	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1817	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1818	ext::highscore::check ($pl->ob);
		1819
1418	$pl->ns->destroy if $pl->ns;	1820	$pl->ns->destroy if $pl->ns;
1419		1821
1420	my $path = playerdir $pl;	1822	my $path = playerdir $pl;
1421	my $temp = "$path~$cf::RUNTIME~deleting~";	1823	my $temp = "$path~$cf::RUNTIME~deleting~";
1422	aio_rename $path, $temp;	1824	aio_rename $path, $temp;
…		…
1460		1862
1461	for my $login (@$dirs) {	1863	for my $login (@$dirs) {
1462	my $path = path $login;	1864	my $path = path $login;
1463		1865
1464	# a .pst is a dead give-away for a valid player	1866	# a .pst is a dead give-away for a valid player
1465	unless (-e "$path.pst") {	1867	# if no pst file found, open and chekc for blocked users
		1868	if (aio_stat "$path.pst") {
1466	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1869	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1467	aio_read $fh, 0, 512, my $buf, 0 or next;	1870	aio_read $fh, 0, 512, my $buf, 0 or next;
1468	$buf !~ /^password -------------$/m or next; # official not-valid tag	1871	$buf !~ /^password -------------$/m or next; # official not-valid tag
1469	}	1872	}
1470		1873
…		…
1474		1877
1475	\@logins	1878	\@logins
1476	}	1879	}
1477		1880
1478	=item $player->maps	1881	=item $player->maps
		1882
		1883	=item cf::player::maps $login
1479		1884
1480	Returns an arrayref of map paths that are private for this	1885	Returns an arrayref of map paths that are private for this
1481	player. May block.	1886	player. May block.
1482		1887
1483	=cut	1888	=cut
…		…
1501	}	1906	}
1502		1907
1503	\@paths	1908	\@paths
1504	}	1909	}
1505		1910
1506	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1911	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1507		1912
1508	Expand crossfire pod fragments into protocol xml.	1913	Expand deliantra pod fragments into protocol xml.
1509
1510	=cut
1511
1512	sub expand_cfpod {
1513	((my $self), (local $_)) = @_;
1514
1515	# escape & and <
1516	s/&/&amp;/g;
1517	s/(?<![BIUGHT])</&lt;/g;
1518
1519	# this is buggy, it needs to properly take care of nested <'s
1520
1521	1 while
1522	# replace B<>, I<>, U<> etc.
1523	s/B<([^\>]*)>/<b>$1<\/b>/
1524	|| s/I<([^\>]*)>/<i>$1<\/i>/
1525	|| s/U<([^\>]*)>/<u>$1<\/u>/
1526	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1527	# replace G<male|female> tags
1528	|| s{G<([^>|]*)\|([^>]*)>}{
1529	$self->gender ? $2 : $1
1530	}ge
1531	# replace H<hint text>
1532	|| s{H<([^\>]*)>}
1533	{
1534	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1535	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1536	"")
1537	[$self->{hintmode}]
1538	}ge;
1539
1540	# create single paragraphs (very hackish)
1541	s/(?<=\S)\n(?=\w)/ /g;
1542
1543	# compress some whitespace
1544	s/\s+\n/\n/g; # ws line-ends
1545	s/\n\n+/\n/g; # double lines
1546	s/^\n+//; # beginning lines
1547	s/\n+$//; # ending lines
1548
1549	$_
1550	}
1551
1552	sub hintmode {
1553	$_[0]{hintmode} = $_[1] if @_ > 1;
1554	$_[0]{hintmode}
1555	}
1556		1914
1557	=item $player->ext_reply ($msgid, @msg)	1915	=item $player->ext_reply ($msgid, @msg)
1558		1916
1559	Sends an ext reply to the player.	1917	Sends an ext reply to the player.
1560		1918
…		…
1592		1950
1593	=cut	1951	=cut
1594		1952
1595	sub find_by_path($) {	1953	sub find_by_path($) {
1596	my ($path) = @_;	1954	my ($path) = @_;
		1955
		1956	$path =~ s/^~[^\/]*//; # skip ~login
1597		1957
1598	my ($match, $specificity);	1958	my ($match, $specificity);
1599		1959
1600	for my $region (list) {	1960	for my $region (list) {
1601	if ($region->{match} && $path =~ $region->{match}) {	1961	if ($region->{match} && $path =~ $region->{match}) {
…		…
1627	our $MAX_RESET = 3600;	1987	our $MAX_RESET = 3600;
1628	our $DEFAULT_RESET = 3000;	1988	our $DEFAULT_RESET = 3000;
1629		1989
1630	sub generate_random_map {	1990	sub generate_random_map {
1631	my ($self, $rmp) = @_;	1991	my ($self, $rmp) = @_;
1632	# mit "rum" bekleckern, nicht	1992
		1993	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1994
1633	$self->_create_random_map (	1995	$self->_create_random_map ($rmp);
1634	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1635	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1636	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1637	$rmp->{exit_on_final_map},
1638	$rmp->{xsize}, $rmp->{ysize},
1639	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1640	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1641	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1642	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1643	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1644	(cf::region::find $rmp->{region}), $rmp->{custom}
1645	)
1646	}	1996	}
1647		1997
1648	=item cf::map->register ($regex, $prio)	1998	=item cf::map->register ($regex, $prio)
1649		1999
1650	Register a handler for the map path matching the given regex at the	2000	Register a handler for the map path matching the given regex at the
…		…
1655		2005
1656	sub register {	2006	sub register {
1657	my (undef, $regex, $prio) = @_;	2007	my (undef, $regex, $prio) = @_;
1658	my $pkg = caller;	2008	my $pkg = caller;
1659		2009
1660	no strict;
1661	push @{"$pkg\::ISA"}, __PACKAGE__;	2010	push @{"$pkg\::ISA"}, __PACKAGE__;
1662		2011
1663	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2012	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1664	}	2013	}
1665		2014
1666	# also paths starting with '/'	2015	# also paths starting with '/'
1667	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2016	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1668		2017
1669	sub thawer_merge {	2018	sub thawer_merge {
1670	my ($self, $merge) = @_;	2019	my ($self, $merge) = @_;
1671		2020
1672	# we have to keep some variables in memory intact	2021	# we have to keep some variables in memory intact
…		…
1677	}	2026	}
1678		2027
1679	sub normalise {	2028	sub normalise {
1680	my ($path, $base) = @_;	2029	my ($path, $base) = @_;
1681		2030
1682	$path = "$path"; # make sure its a string	2031	$path = "$path"; # make sure it's a string
1683		2032
1684	$path =~ s/\.map$//;	2033	$path =~ s/\.map$//;
1685		2034
1686	# map plan:	2035	# map plan:
1687	#	2036	#
…		…
1702	$base =~ s{[^/]+/?$}{};	2051	$base =~ s{[^/]+/?$}{};
1703	$path = "$base/$path";	2052	$path = "$base/$path";
1704	}	2053	}
1705		2054
1706	for ($path) {	2055	for ($path) {
1707	redo if s{//}{/};
1708	redo if s{/\.?/}{/};	2056	redo if s{/\.?/}{/};
1709	redo if s{/[^/]+/\.\./}{/};	2057	redo if s{/[^/]+/\.\./}{/};
1710	}	2058	}
1711		2059
1712	$path	2060	$path
…		…
1726	$self->init; # pass $1 etc.	2074	$self->init; # pass $1 etc.
1727	return $self;	2075	return $self;
1728	}	2076	}
1729	}	2077	}
1730		2078
1731	Carp::cluck "unable to resolve path '$path' (base '$base').";	2079	Carp::cluck "unable to resolve path '$path' (base '$base')";
1732	()	2080	()
1733	}	2081	}
1734		2082
		2083	# may re-bless or do other evil things
1735	sub init {	2084	sub init {
1736	my ($self) = @_;	2085	my ($self) = @_;
1737		2086
1738	$self	2087	$self
1739	}	2088	}
…		…
1758		2107
1759	# the temporary/swap location	2108	# the temporary/swap location
1760	sub save_path {	2109	sub save_path {
1761	my ($self) = @_;	2110	my ($self) = @_;
1762		2111
1763	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2112	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1764	"$TMPDIR/$path.map"	2113	"$TMPDIR/$path.map"
1765	}	2114	}
1766		2115
1767	# the unique path, undef == no special unique path	2116	# the unique path, undef == no special unique path
1768	sub uniq_path {	2117	sub uniq_path {
1769	my ($self) = @_;	2118	my ($self) = @_;
1770		2119
1771	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2120	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1772	"$UNIQUEDIR/$path"	2121	"$UNIQUEDIR/$path"
1773	}
1774
1775	# and all this just because we cannot iterate over
1776	# all maps in C++...
1777	sub change_all_map_light {
1778	my ($change) = @_;
1779
1780	$_->change_map_light ($change)
1781	for grep $_->outdoor, values %cf::MAP;
1782	}	2122	}
1783		2123
1784	sub decay_objects {	2124	sub decay_objects {
1785	my ($self) = @_;	2125	my ($self) = @_;
1786		2126
…		…
1813	$self->{load_path} = $path;	2153	$self->{load_path} = $path;
1814		2154
1815	1	2155	1
1816	}	2156	}
1817		2157
		2158	# used to laod the header of an original map
1818	sub load_header_orig {	2159	sub load_header_orig {
1819	my ($self) = @_;	2160	my ($self) = @_;
1820		2161
1821	$self->load_header_from ($self->load_path)	2162	$self->load_header_from ($self->load_path)
1822	}	2163	}
1823		2164
		2165	# used to laod the header of an instantiated map
1824	sub load_header_temp {	2166	sub load_header_temp {
1825	my ($self) = @_;	2167	my ($self) = @_;
1826		2168
1827	$self->load_header_from ($self->save_path)	2169	$self->load_header_from ($self->save_path)
1828	}	2170	}
1829		2171
		2172	# called after loading the header from an instantiated map
1830	sub prepare_temp {	2173	sub prepare_temp {
1831	my ($self) = @_;	2174	my ($self) = @_;
1832		2175
1833	$self->last_access ((delete $self->{last_access})	2176	$self->last_access ((delete $self->{last_access})
1834	|| $cf::RUNTIME); #d#	2177	|| $cf::RUNTIME); #d#
1835	# safety	2178	# safety
1836	$self->{instantiate_time} = $cf::RUNTIME	2179	$self->{instantiate_time} = $cf::RUNTIME
1837	if $self->{instantiate_time} > $cf::RUNTIME;	2180	if $self->{instantiate_time} > $cf::RUNTIME;
1838	}	2181	}
1839		2182
		2183	# called after loading the header from an original map
1840	sub prepare_orig {	2184	sub prepare_orig {
1841	my ($self) = @_;	2185	my ($self) = @_;
1842		2186
1843	$self->{load_original} = 1;	2187	$self->{load_original} = 1;
1844	$self->{instantiate_time} = $cf::RUNTIME;	2188	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1868		2212
1869	sub find;	2213	sub find;
1870	sub find {	2214	sub find {
1871	my ($path, $origin) = @_;	2215	my ($path, $origin) = @_;
1872		2216
		2217	cf::cede_to_tick;
		2218
1873	$path = normalise $path, $origin && $origin->path;	2219	$path = normalise $path, $origin;
1874		2220
1875	cf::lock_wait "map_data:$path";#d#remove	2221	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1876	cf::lock_wait "map_find:$path";	2222	my $guard2 = cf::lock_acquire "map_find:$path";
1877		2223
1878	$cf::MAP{$path} || do {	2224	$cf::MAP{$path} || do {
1879	my $guard1 = cf::lock_acquire "map_find:$path";
1880	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1881
1882	my $map = new_from_path cf::map $path	2225	my $map = new_from_path cf::map $path
1883	or return;	2226	or return;
1884		2227
1885	$map->{last_save} = $cf::RUNTIME;	2228	$map->{last_save} = $cf::RUNTIME;
1886		2229
…		…
1888	or return;	2231	or return;
1889		2232
1890	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2233	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1891	# doing this can freeze the server in a sync job, obviously	2234	# doing this can freeze the server in a sync job, obviously
1892	#$cf::WAIT_FOR_TICK->wait;	2235	#$cf::WAIT_FOR_TICK->wait;
		2236	undef $guard2;
1893	undef $guard1;	2237	undef $guard1;
1894	undef $guard2;
1895	$map->reset;	2238	$map->reset;
1896	return find $path;	2239	return find $path;
1897	}	2240	}
1898		2241
1899	$cf::MAP{$path} = $map	2242	$cf::MAP{$path} = $map
1900	}	2243	}
1901	}	2244	}
1902		2245
1903	sub pre_load { }	2246	sub pre_load { }
1904	sub post_load { }	2247	#sub post_load { } # XS
1905		2248
1906	sub load {	2249	sub load {
1907	my ($self) = @_;	2250	my ($self) = @_;
1908		2251
1909	local $self->{deny_reset} = 1; # loading can take a long time	2252	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1912		2255
1913	{	2256	{
1914	my $guard = cf::lock_acquire "map_data:$path";	2257	my $guard = cf::lock_acquire "map_data:$path";
1915		2258
1916	return unless $self->valid;	2259	return unless $self->valid;
1917	return unless $self->in_memory == cf::MAP_SWAPPED;	2260	return unless $self->state == cf::MAP_SWAPPED;
1918
1919	$self->in_memory (cf::MAP_LOADING);
1920		2261
1921	$self->alloc;	2262	$self->alloc;
1922		2263
1923	$self->pre_load;	2264	$self->pre_load;
1924	cf::cede_to_tick;	2265	cf::cede_to_tick;
1925		2266
		2267	if (exists $self->{load_path}) {
1926	my $f = new_from_file cf::object::thawer $self->{load_path};	2268	my $f = new_from_file cf::object::thawer $self->{load_path};
1927	$f->skip_block;	2269	$f->skip_block;
1928	$self->_load_objects ($f)	2270	$self->_load_objects ($f)
1929	or return;	2271	or return;
1930		2272
1931	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2273	$self->post_load_original
1932	if delete $self->{load_original};	2274	if delete $self->{load_original};
1933		2275
1934	if (my $uniq = $self->uniq_path) {	2276	if (my $uniq = $self->uniq_path) {
1935	utf8::encode $uniq;	2277	utf8::encode $uniq;
1936	unless (aio_stat $uniq) {	2278	unless (aio_stat $uniq) {
1937	if (my $f = new_from_file cf::object::thawer $uniq) {	2279	if (my $f = new_from_file cf::object::thawer $uniq) {
1938	$self->clear_unique_items;	2280	$self->clear_unique_items;
1939	$self->_load_objects ($f);	2281	$self->_load_objects ($f);
1940	$f->resolve_delayed_derefs;	2282	$f->resolve_delayed_derefs;
		2283	}
1941	}	2284	}
1942	}	2285	}
1943	}
1944		2286
1945	$f->resolve_delayed_derefs;	2287	$f->resolve_delayed_derefs;
		2288	} else {
		2289	$self->post_load_original
		2290	if delete $self->{load_original};
		2291	}
		2292
		2293	$self->state (cf::MAP_INACTIVE);
1946		2294
1947	cf::cede_to_tick;	2295	cf::cede_to_tick;
1948	# now do the right thing for maps	2296	# now do the right thing for maps
1949	$self->link_multipart_objects;	2297	$self->link_multipart_objects;
1950	$self->difficulty ($self->estimate_difficulty)	2298	$self->difficulty ($self->estimate_difficulty)
…		…
1954	unless ($self->{deny_activate}) {	2302	unless ($self->{deny_activate}) {
1955	$self->decay_objects;	2303	$self->decay_objects;
1956	$self->fix_auto_apply;	2304	$self->fix_auto_apply;
1957	$self->update_buttons;	2305	$self->update_buttons;
1958	cf::cede_to_tick;	2306	cf::cede_to_tick;
1959	$self->set_darkness_map;	2307	#$self->activate; # no longer activate maps automatically
1960	cf::cede_to_tick;
1961	$self->activate;
1962	}	2308	}
1963		2309
1964	$self->{last_save} = $cf::RUNTIME;	2310	$self->{last_save} = $cf::RUNTIME;
1965	$self->last_access ($cf::RUNTIME);	2311	$self->last_access ($cf::RUNTIME);
1966
1967	$self->in_memory (cf::MAP_IN_MEMORY);
1968	}	2312	}
1969		2313
1970	$self->post_load;	2314	$self->post_load;
1971	}
1972		2315
		2316	1
		2317	}
		2318
		2319	# customize the map for a given player, i.e.
		2320	# return the _real_ map. used by e.g. per-player
		2321	# maps to change the path to ~playername/mappath
1973	sub customise_for {	2322	sub customise_for {
1974	my ($self, $ob) = @_;	2323	my ($self, $ob) = @_;
1975		2324
1976	return find "~" . $ob->name . "/" . $self->{path}	2325	return find "~" . $ob->name . "/" . $self->{path}
1977	if $self->per_player;	2326	if $self->per_player;
…		…
1980	# if $self->per_party;	2329	# if $self->per_party;
1981		2330
1982	$self	2331	$self
1983	}	2332	}
1984		2333
1985	# find and load all maps in the 3x3 area around a map
1986	sub load_neighbours {
1987	my ($map) = @_;
1988
1989	my @neigh; # diagonal neighbours
1990
1991	for (0 .. 3) {
1992	my $neigh = $map->tile_path ($_)
1993	or next;
1994	$neigh = find $neigh, $map
1995	or next;
1996	$neigh->load;
1997
1998	push @neigh,
1999	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2000	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2001	}
2002
2003	for (grep defined $_->[0], @neigh) {
2004	my ($path, $origin) = @$_;
2005	my $neigh = find $path, $origin
2006	or next;
2007	$neigh->load;
2008	}
2009	}
2010
2011	sub find_sync {	2334	sub find_sync {
2012	my ($path, $origin) = @_;	2335	my ($path, $origin) = @_;
2013		2336
2014	cf::sync_job { find $path, $origin }	2337	# it's a bug to call this from the main context
		2338	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2339	if $Coro::current == $Coro::main;
		2340
		2341	find $path, $origin
2015	}	2342	}
2016		2343
2017	sub do_load_sync {	2344	sub do_load_sync {
2018	my ($map) = @_;	2345	my ($map) = @_;
2019		2346
		2347	# it's a bug to call this from the main context
2020	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2348	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2021	if $Coro::current == $Coro::main;	2349	if $Coro::current == $Coro::main;
2022		2350
2023	cf::sync_job { $map->load };	2351	$map->load;
2024	}	2352	}
2025		2353
2026	our %MAP_PREFETCH;	2354	our %MAP_PREFETCH;
2027	our $MAP_PREFETCHER = undef;	2355	our $MAP_PREFETCHER = undef;
2028		2356
2029	sub find_async {	2357	sub find_async {
2030	my ($path, $origin, $load) = @_;	2358	my ($path, $origin, $load) = @_;
2031		2359
2032	$path = normalise $path, $origin && $origin->{path};	2360	$path = normalise $path, $origin;
2033		2361
2034	if (my $map = $cf::MAP{$path}) {	2362	if (my $map = $cf::MAP{$path}) {
2035	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2363	return $map if !$load || $map->linkable;
2036	}	2364	}
2037		2365
2038	$MAP_PREFETCH{$path} |= $load;	2366	$MAP_PREFETCH{$path} |= $load;
2039		2367
2040	$MAP_PREFETCHER ||= cf::async {	2368	$MAP_PREFETCHER ||= cf::async {
		2369	$Coro::current->{desc} = "map prefetcher";
		2370
2041	while (%MAP_PREFETCH) {	2371	while (%MAP_PREFETCH) {
2042	while (my ($k, $v) = each %MAP_PREFETCH) {	2372	while (my ($k, $v) = each %MAP_PREFETCH) {
2043	if (my $map = find $k) {	2373	if (my $map = find $k) {
2044	$map->load if $v;	2374	$map->load if $v;
2045	}	2375	}
…		…
2052	$MAP_PREFETCHER->prio (6);	2382	$MAP_PREFETCHER->prio (6);
2053		2383
2054	()	2384	()
2055	}	2385	}
2056		2386
		2387	# common code, used by both ->save and ->swapout
2057	sub save {	2388	sub _save {
2058	my ($self) = @_;	2389	my ($self) = @_;
2059
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2390
2062	$self->{last_save} = $cf::RUNTIME;	2391	$self->{last_save} = $cf::RUNTIME;
2063		2392
2064	return unless $self->dirty;	2393	return unless $self->dirty;
2065		2394
…		…
2071	return if $self->{deny_save};	2400	return if $self->{deny_save};
2072		2401
2073	local $self->{last_access} = $self->last_access;#d#	2402	local $self->{last_access} = $self->last_access;#d#
2074		2403
2075	cf::async {	2404	cf::async {
		2405	$Coro::current->{desc} = "map player save";
2076	$_->contr->save for $self->players;	2406	$_->contr->save for $self->players;
2077	};	2407	};
		2408
		2409	cf::get_slot 0.02;
2078		2410
2079	if ($uniq) {	2411	if ($uniq) {
2080	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2412	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2081	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2413	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2082	} else {	2414	} else {
2083	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2415	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2084	}	2416	}
2085	}	2417	}
2086		2418
		2419	sub save {
		2420	my ($self) = @_;
		2421
		2422	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2423
		2424	$self->_save;
		2425	}
		2426
2087	sub swap_out {	2427	sub swap_out {
2088	my ($self) = @_;	2428	my ($self) = @_;
2089		2429
2090	# save first because save cedes
2091	$self->save;
2092
2093	my $lock = cf::lock_acquire "map_data:$self->{path}";	2430	my $lock = cf::lock_acquire "map_data:$self->{path}";
2094		2431
		2432	return if !$self->linkable;
		2433	return if $self->{deny_save};
2095	return if $self->players;	2434	return if $self->players;
2096	return if $self->in_memory != cf::MAP_IN_MEMORY;	2435
		2436	# first deactivate the map and "unlink" it from the core
		2437	$self->deactivate;
		2438	$_->clear_links_to ($self) for values %cf::MAP;
		2439	$self->state (cf::MAP_SWAPPED);
		2440
		2441	# then atomically save
		2442	$self->_save;
		2443
		2444	# then free the map
		2445	$self->clear;
		2446	}
		2447
		2448	sub reset_at {
		2449	my ($self) = @_;
		2450
		2451	# TODO: safety, remove and allow resettable per-player maps
2097	return if $self->{deny_save};	2452	return 1e99 if $self->{deny_reset};
2098		2453
		2454	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2455	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2456
		2457	$time + $to
		2458	}
		2459
		2460	sub should_reset {
		2461	my ($self) = @_;
		2462
		2463	$self->reset_at <= $cf::RUNTIME
		2464	}
		2465
		2466	sub reset {
		2467	my ($self) = @_;
		2468
		2469	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2470
		2471	return if $self->players;
		2472
		2473	cf::trace "resetting map ", $self->path, "\n";
		2474
2099	$self->in_memory (cf::MAP_SWAPPED);	2475	$self->state (cf::MAP_SWAPPED);
		2476
		2477	# need to save uniques path
		2478	unless ($self->{deny_save}) {
		2479	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2480
		2481	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2482	if $uniq;
		2483	}
		2484
		2485	delete $cf::MAP{$self->path};
2100		2486
2101	$self->deactivate;	2487	$self->deactivate;
2102	$_->clear_links_to ($self) for values %cf::MAP;	2488	$_->clear_links_to ($self) for values %cf::MAP;
2103	$self->clear;	2489	$self->clear;
2104	}
2105
2106	sub reset_at {
2107	my ($self) = @_;
2108
2109	# TODO: safety, remove and allow resettable per-player maps
2110	return 1e99 if $self->{deny_reset};
2111
2112	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2113	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2114
2115	$time + $to
2116	}
2117
2118	sub should_reset {
2119	my ($self) = @_;
2120
2121	$self->reset_at <= $cf::RUNTIME
2122	}
2123
2124	sub reset {
2125	my ($self) = @_;
2126
2127	my $lock = cf::lock_acquire "map_data:$self->{path}";
2128
2129	return if $self->players;
2130
2131	warn "resetting map ", $self->path;
2132
2133	$self->in_memory (cf::MAP_SWAPPED);
2134
2135	# need to save uniques path
2136	unless ($self->{deny_save}) {
2137	my $uniq = $self->uniq_path; utf8::encode $uniq;
2138
2139	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2140	if $uniq;
2141	}
2142
2143	delete $cf::MAP{$self->path};
2144
2145	$self->deactivate;
2146	$_->clear_links_to ($self) for values %cf::MAP;
2147	$self->clear;
2148		2490
2149	$self->unlink_save;	2491	$self->unlink_save;
2150	$self->destroy;	2492	$self->destroy;
2151	}	2493	}
2152		2494
…		…
2160		2502
2161	delete $cf::MAP{$self->path};	2503	delete $cf::MAP{$self->path};
2162		2504
2163	$self->unlink_save;	2505	$self->unlink_save;
2164		2506
2165	bless $self, "cf::map";	2507	bless $self, "cf::map::wrap";
2166	delete $self->{deny_reset};	2508	delete $self->{deny_reset};
2167	$self->{deny_save} = 1;	2509	$self->{deny_save} = 1;
2168	$self->reset_timeout (1);	2510	$self->reset_timeout (1);
2169	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2511	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2170		2512
…		…
2219		2561
2220	sub unique_maps() {	2562	sub unique_maps() {
2221	[	2563	[
2222	map {	2564	map {
2223	utf8::decode $_;	2565	utf8::decode $_;
2224	/\.map$/	2566	s/\.map$//; # TODO future compatibility hack
		2567	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2568	? ()
2225	? normalise $_	2569	: normalise $_
2226	: ()
2227	} @{ aio_readdir $UNIQUEDIR or [] }	2570	} @{ aio_readdir $UNIQUEDIR or [] }
2228	]	2571	]
2229	}	2572	}
2230		2573
2231	package cf;	2574	=item cf::map::static_maps
		2575
		2576	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2577	file in the shared directory excluding F</styles> and F</editor>). May
		2578	block.
		2579
		2580	=cut
		2581
		2582	sub static_maps() {
		2583	my @dirs = "";
		2584	my @maps;
		2585
		2586	while (@dirs) {
		2587	my $dir = shift @dirs;
		2588
		2589	next if $dir eq "/styles" || $dir eq "/editor";
		2590
		2591	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2592	or return;
		2593
		2594	for (@$files) {
		2595	s/\.map$// or next;
		2596	utf8::decode $_;
		2597	push @maps, "$dir/$_";
		2598	}
		2599
		2600	push @dirs, map "$dir/$_", @$dirs;
		2601	}
		2602
		2603	\@maps
		2604	}
2232		2605
2233	=back	2606	=back
2234		2607
2235	=head3 cf::object	2608	=head3 cf::object
2236		2609
…		…
2240		2613
2241	=over 4	2614	=over 4
2242		2615
2243	=item $ob->inv_recursive	2616	=item $ob->inv_recursive
2244		2617
2245	Returns the inventory of the object _and_ their inventories, recursively.	2618	Returns the inventory of the object I<and> their inventories, recursively,
		2619	but I<not> the object itself.
2246		2620
2247	=cut	2621	=cut
2248		2622
2249	sub inv_recursive_;	2623	sub inv_recursive_;
2250	sub inv_recursive_ {	2624	sub inv_recursive_ {
…		…
2255	inv_recursive_ inv $_[0]	2629	inv_recursive_ inv $_[0]
2256	}	2630	}
2257		2631
2258	=item $ref = $ob->ref	2632	=item $ref = $ob->ref
2259		2633
2260	creates and returns a persistent reference to an objetc that can be stored as a string.	2634	Creates and returns a persistent reference to an object that can be stored as a string.
2261		2635
2262	=item $ob = cf::object::deref ($refstring)	2636	=item $ob = cf::object::deref ($refstring)
2263		2637
2264	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2638	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2265	even if the object actually exists. May block.	2639	even if the object actually exists. May block.
…		…
2267	=cut	2641	=cut
2268		2642
2269	sub deref {	2643	sub deref {
2270	my ($ref) = @_;	2644	my ($ref) = @_;
2271		2645
2272	# temporary compatibility#TODO#remove
2273	$ref =~ s{^<}{player/<};
2274
2275	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2646	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2276	my ($uuid, $name) = ($1, $2);	2647	my ($uuid, $name) = ($1, $2);
2277	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2648	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2278	or return;	2649	or return;
2279	$pl->ob->uuid eq $uuid	2650	$pl->ob->uuid eq $uuid
2280	or return;	2651	or return;
…		…
2300	can be C<undef>. Does the right thing when the player is currently in a	2671	can be C<undef>. Does the right thing when the player is currently in a
2301	dialogue with the given NPC character.	2672	dialogue with the given NPC character.
2302		2673
2303	=cut	2674	=cut
2304		2675
		2676	our $SAY_CHANNEL = {
		2677	id => "say",
		2678	title => "Map",
		2679	reply => "say ",
		2680	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2681	};
		2682
		2683	our $CHAT_CHANNEL = {
		2684	id => "chat",
		2685	title => "Chat",
		2686	reply => "chat ",
		2687	tooltip => "Player chat and shouts, global to the server.",
		2688	};
		2689
2305	# rough implementation of a future "reply" method that works	2690	# rough implementation of a future "reply" method that works
2306	# with dialog boxes.	2691	# with dialog boxes.
2307	#TODO: the first argument must go, split into a $npc->reply_to ( method	2692	#TODO: the first argument must go, split into a $npc->reply_to ( method
2308	sub cf::object::player::reply($$$;$) {	2693	sub cf::object::player::reply($$$;$) {
2309	my ($self, $npc, $msg, $flags) = @_;	2694	my ($self, $npc, $msg, $flags) = @_;
…		…
2320	my $dialog = $pl->{npc_dialog};	2705	my $dialog = $pl->{npc_dialog};
2321	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2706	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2322		2707
2323	} else {	2708	} else {
2324	$msg = $npc->name . " says: $msg" if $npc;	2709	$msg = $npc->name . " says: $msg" if $npc;
2325	$self->message ($msg, $flags);	2710	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2326	}	2711	}
2327	}	2712	}
2328	}	2713	}
2329		2714
2330	=item $object->send_msg ($channel, $msg, $color, [extra...])	2715	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2355		2740
2356	=item $player_object->enter_link	2741	=item $player_object->enter_link
2357		2742
2358	Freezes the player and moves him/her to a special map (C<{link}>).	2743	Freezes the player and moves him/her to a special map (C<{link}>).
2359		2744
2360	The player should be reasonably safe there for short amounts of time. You	2745	The player should be reasonably safe there for short amounts of time (e.g.
2361	I<MUST> call C<leave_link> as soon as possible, though.	2746	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2747	though, as the player cannot control the character while it is on the link
		2748	map.
2362		2749
2363	Will never block.	2750	Will never block.
2364		2751
2365	=item $player_object->leave_link ($map, $x, $y)	2752	=item $player_object->leave_link ($map, $x, $y)
2366		2753
…		…
2386	sub cf::object::player::enter_link {	2773	sub cf::object::player::enter_link {
2387	my ($self) = @_;	2774	my ($self) = @_;
2388		2775
2389	$self->deactivate_recursive;	2776	$self->deactivate_recursive;
2390		2777
		2778	++$self->{_link_recursion};
		2779
2391	return if UNIVERSAL::isa $self->map, "ext::map_link";	2780	return if UNIVERSAL::isa $self->map, "ext::map_link";
2392		2781
2393	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2782	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2394	if $self->map && $self->map->{path} ne "{link}";	2783	if $self->map && $self->map->{path} ne "{link}";
2395		2784
2396	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2785	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2397	}	2786	}
2398		2787
2399	sub cf::object::player::leave_link {	2788	sub cf::object::player::leave_link {
2400	my ($self, $map, $x, $y) = @_;	2789	my ($self, $map, $x, $y) = @_;
2401		2790
…		…
2418	($x, $y) = (-1, -1)	2807	($x, $y) = (-1, -1)
2419	unless (defined $x) && (defined $y);	2808	unless (defined $x) && (defined $y);
2420		2809
2421	# use -1 or undef as default coordinates, not 0, 0	2810	# use -1 or undef as default coordinates, not 0, 0
2422	($x, $y) = ($map->enter_x, $map->enter_y)	2811	($x, $y) = ($map->enter_x, $map->enter_y)
2423	if $x <=0 && $y <= 0;	2812	if $x <= 0 && $y <= 0;
2424		2813
2425	$map->load;	2814	$map->load;
2426	$map->load_neighbours;
2427		2815
2428	return unless $self->contr->active;	2816	return unless $self->contr->active;
2429	$self->activate_recursive;
2430		2817
2431	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2818	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2432	$self->enter_map ($map, $x, $y);	2819	if ($self->enter_map ($map, $x, $y)) {
2433	}	2820	# entering was successful
		2821	delete $self->{_link_recursion};
		2822	# only activate afterwards, to support waiting in hooks
		2823	$self->activate_recursive;
		2824	}
2434		2825
		2826	}
		2827
2435	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2828	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2436		2829
2437	Moves the player to the given map-path and coordinates by first freezing	2830	Moves the player to the given map-path and coordinates by first freezing
2438	her, loading and preparing them map, calling the provided $check callback	2831	her, loading and preparing them map, calling the provided $check callback
2439	that has to return the map if sucecssful, and then unfreezes the player on	2832	that has to return the map if sucecssful, and then unfreezes the player on
2440	the new (success) or old (failed) map position. In either case, $done will	2833	the new (success) or old (failed) map position. In either case, $done will
2441	be called at the end of this process.	2834	be called at the end of this process.
2442		2835
		2836	Note that $check will be called with a potentially non-loaded map, so if
		2837	it needs a loaded map it has to call C<< ->load >>.
		2838
2443	=cut	2839	=cut
2444		2840
2445	our $GOTOGEN;	2841	our $GOTOGEN;
2446		2842
2447	sub cf::object::player::goto {	2843	sub cf::object::player::goto {
2448	my ($self, $path, $x, $y, $check, $done) = @_;	2844	my ($self, $path, $x, $y, $check, $done) = @_;
2449		2845
		2846	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2847	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2848	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2849	($path, $x, $y) = @$EMERGENCY_POSITION;
		2850	}
		2851
2450	# do generation counting so two concurrent goto's will be executed in-order	2852	# do generation counting so two concurrent goto's will be executed in-order
2451	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2853	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2452		2854
2453	$self->enter_link;	2855	$self->enter_link;
2454		2856
2455	(async {	2857	(async {
		2858	$Coro::current->{desc} = "player::goto $path $x $y";
		2859
2456	# *tag paths override both path and x|y	2860	# *tag paths override both path and x|y
2457	if ($path =~ /^\*(.*)$/) {	2861	if ($path =~ /^\*(.*)$/) {
2458	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2862	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2459	my $ob = $obs[rand @obs];	2863	my $ob = $obs[rand @obs];
2460		2864
…		…
2471	($path, $x, $y) = (undef, undef, undef);	2875	($path, $x, $y) = (undef, undef, undef);
2472	}	2876	}
2473	}	2877	}
2474		2878
2475	my $map = eval {	2879	my $map = eval {
2476	my $map = defined $path ? cf::map::find $path : undef;	2880	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2477		2881
2478	if ($map) {	2882	if ($map) {
2479	$map = $map->customise_for ($self);	2883	$map = $map->customise_for ($self);
2480	$map = $check->($map) if $check && $map;	2884	$map = $check->($map, $x, $y, $self) if $check && $map;
2481	} else {	2885	} else {
2482	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2886	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2483	}	2887	}
2484		2888
2485	$map	2889	$map
…		…
2493	if ($gen == $self->{_goto_generation}) {	2897	if ($gen == $self->{_goto_generation}) {
2494	delete $self->{_goto_generation};	2898	delete $self->{_goto_generation};
2495	$self->leave_link ($map, $x, $y);	2899	$self->leave_link ($map, $x, $y);
2496	}	2900	}
2497		2901
2498	$done->() if $done;	2902	$done->($self) if $done;
2499	})->prio (1);	2903	})->prio (1);
2500	}	2904	}
2501		2905
2502	=item $player_object->enter_exit ($exit_object)	2906	=item $player_object->enter_exit ($exit_object)
2503		2907
…		…
2523	}	2927	}
2524		2928
2525	sub prepare_random_map {	2929	sub prepare_random_map {
2526	my ($exit) = @_;	2930	my ($exit) = @_;
2527		2931
2528	my $guard = cf::lock_acquire "exit_prepare:$exit";
2529
2530	# all this does is basically replace the /! path by	2932	# all this does is basically replace the /! path by
2531	# a new random map path (?random/...) with a seed	2933	# a new random map path (?random/...) with a seed
2532	# that depends on the exit object	2934	# that depends on the exit object
2533		2935
2534	my $rmp = parse_random_map_params $exit->msg;	2936	my $rmp = parse_random_map_params $exit->msg;
…		…
2536	if ($exit->map) {	2938	if ($exit->map) {
2537	$rmp->{region} = $exit->region->name;	2939	$rmp->{region} = $exit->region->name;
2538	$rmp->{origin_map} = $exit->map->path;	2940	$rmp->{origin_map} = $exit->map->path;
2539	$rmp->{origin_x} = $exit->x;	2941	$rmp->{origin_x} = $exit->x;
2540	$rmp->{origin_y} = $exit->y;	2942	$rmp->{origin_y} = $exit->y;
		2943
		2944	$exit->map->touch;
2541	}	2945	}
2542		2946
2543	$rmp->{random_seed} ||= $exit->random_seed;	2947	$rmp->{random_seed} ||= $exit->random_seed;
2544		2948
2545	my $data = cf::to_json $rmp;	2949	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2546	my $md5 = Digest::MD5::md5_hex $data;	2950	my $md5 = Digest::MD5::md5_hex $data;
2547	my $meta = "$RANDOMDIR/$md5.meta";	2951	my $meta = "$RANDOMDIR/$md5.meta";
2548		2952
2549	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2953	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2550	aio_write $fh, 0, (length $data), $data, 0;	2954	aio_write $fh, 0, (length $data), $data, 0;
2551	undef $fh;	2955	undef $fh;
2552	aio_rename "$meta~", $meta;	2956	aio_rename "$meta~", $meta;
2553		2957
		2958	my $slaying = "?random/$md5";
		2959
		2960	if ($exit->valid) {
2554	$exit->slaying ("?random/$md5");	2961	$exit->slaying ("?random/$md5");
2555	$exit->msg (undef);	2962	$exit->msg (undef);
		2963	}
2556	}	2964	}
2557	}	2965	}
2558		2966
2559	sub cf::object::player::enter_exit {	2967	sub cf::object::player::enter_exit {
2560	my ($self, $exit) = @_;	2968	my ($self, $exit) = @_;
2561		2969
2562	return unless $self->type == cf::PLAYER;	2970	return unless $self->type == cf::PLAYER;
2563		2971
2564	if ($exit->slaying eq "/!") {
2565	#TODO: this should de-fi-ni-te-ly not be a sync-job
2566	# the problem is that $exit might not survive long enough
2567	# so it needs to be done right now, right here
2568	cf::sync_job { prepare_random_map $exit };
2569	}
2570
2571	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2572	my $hp = $exit->stats->hp;
2573	my $sp = $exit->stats->sp;
2574
2575	$self->enter_link;	2972	$self->enter_link;
2576		2973
2577	# if exit is damned, update players death & WoR home-position
2578	$self->contr->savebed ($slaying, $hp, $sp)
2579	if $exit->flag (FLAG_DAMNED);
2580
2581	(async {	2974	(async {
2582	$self->deactivate_recursive; # just to be sure	2975	$Coro::current->{desc} = "enter_exit";
		2976
2583	unless (eval {	2977	unless (eval {
		2978	$self->deactivate_recursive; # just to be sure
		2979
		2980	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2981	my $x = $exit->stats->hp;
		2982	my $y = $exit->stats->sp;
		2983
		2984	# special map handling
		2985	my $slaying = $exit->slaying;
		2986
		2987	# special map handling
		2988	if ($slaying eq "/!") {
		2989	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2990
		2991	prepare_random_map $exit
		2992	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2993
		2994	$map = $exit->slaying;
		2995
		2996	} elsif ($slaying eq '!up') {
		2997	$map = $exit->map->tile_path (cf::TILE_UP);
		2998	$x = $exit->x;
		2999	$y = $exit->y;
		3000
		3001	} elsif ($slaying eq '!down') {
		3002	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3003	$x = $exit->x;
		3004	$y = $exit->y;
		3005	}
		3006
2584	$self->goto ($slaying, $hp, $sp);	3007	$self->goto ($map, $x, $y);
2585		3008
		3009	# if exit is damned, update players death & WoR home-position
		3010	$self->contr->savebed ($map, $x, $y)
		3011	if $exit->flag (cf::FLAG_DAMNED);
		3012
2586	1;	3013	1
2587	}) {	3014	}) {
2588	$self->message ("Something went wrong deep within the crossfire server. "	3015	$self->message ("Something went wrong deep within the deliantra server. "
2589	. "I'll try to bring you back to the map you were before. "	3016	. "I'll try to bring you back to the map you were before. "
2590	. "Please report this to the dungeon master!",	3017	. "Please report this to the dungeon master!",
2591	cf::NDI_UNIQUE | cf::NDI_RED);	3018	cf::NDI_UNIQUE | cf::NDI_RED);
2592		3019
2593	warn "ERROR in enter_exit: $@";	3020	error "ERROR in enter_exit: $@";
2594	$self->leave_link;	3021	$self->leave_link;
2595	}	3022	}
2596	})->prio (1);	3023	})->prio (1);
2597	}	3024	}
2598		3025
…		…
2610	sub cf::client::send_drawinfo {	3037	sub cf::client::send_drawinfo {
2611	my ($self, $text, $flags) = @_;	3038	my ($self, $text, $flags) = @_;
2612		3039
2613	utf8::encode $text;	3040	utf8::encode $text;
2614	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3041	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3042	}
		3043
		3044	=item $client->send_big_packet ($pkt)
		3045
		3046	Like C<send_packet>, but tries to compress large packets, and fragments
		3047	them as required.
		3048
		3049	=cut
		3050
		3051	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3052
		3053	sub cf::client::send_big_packet {
		3054	my ($self, $pkt) = @_;
		3055
		3056	# try lzf for large packets
		3057	$pkt = "lzf " . Compress::LZF::compress $pkt
		3058	if 1024 <= length $pkt and $self->{can_lzf};
		3059
		3060	# split very large packets
		3061	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3062	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3063	$pkt = "frag";
		3064	}
		3065
		3066	$self->send_packet ($pkt);
2615	}	3067	}
2616		3068
2617	=item $client->send_msg ($channel, $msg, $color, [extra...])	3069	=item $client->send_msg ($channel, $msg, $color, [extra...])
2618		3070
2619	Send a drawinfo or msg packet to the client, formatting the msg for the	3071	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2621	the message, with C<log> being the default. If C<$color> is negative, suppress	3073	the message, with C<log> being the default. If C<$color> is negative, suppress
2622	the message unless the client supports the msg packet.	3074	the message unless the client supports the msg packet.
2623		3075
2624	=cut	3076	=cut
2625		3077
		3078	# non-persistent channels (usually the info channel)
2626	our %CHANNEL = (	3079	our %CHANNEL = (
		3080	"c/motd" => {
		3081	id => "infobox",
		3082	title => "MOTD",
		3083	reply => undef,
		3084	tooltip => "The message of the day",
		3085	},
2627	"c/identify" => {	3086	"c/identify" => {
2628	id => "identify",	3087	id => "infobox",
2629	title => "Identify",	3088	title => "Identify",
2630	reply => undef,	3089	reply => undef,
2631	tooltip => "Items recently identified",	3090	tooltip => "Items recently identified",
2632	},	3091	},
2633	"c/examine" => {	3092	"c/examine" => {
2634	id => "examine",	3093	id => "infobox",
2635	title => "Examine",	3094	title => "Examine",
2636	reply => undef,	3095	reply => undef,
2637	tooltip => "Signs and other items you examined",	3096	tooltip => "Signs and other items you examined",
2638	},	3097	},
		3098	"c/shopinfo" => {
		3099	id => "infobox",
		3100	title => "Shop Info",
		3101	reply => undef,
		3102	tooltip => "What your bargaining skill tells you about the shop",
		3103	},
		3104	"c/book" => {
		3105	id => "infobox",
		3106	title => "Book",
		3107	reply => undef,
		3108	tooltip => "The contents of a note or book",
		3109	},
		3110	"c/lookat" => {
		3111	id => "infobox",
		3112	title => "Look",
		3113	reply => undef,
		3114	tooltip => "What you saw there",
		3115	},
		3116	"c/who" => {
		3117	id => "infobox",
		3118	title => "Players",
		3119	reply => undef,
		3120	tooltip => "Shows players who are currently online",
		3121	},
		3122	"c/body" => {
		3123	id => "infobox",
		3124	title => "Body Parts",
		3125	reply => undef,
		3126	tooltip => "Shows which body parts you posess and are available",
		3127	},
		3128	"c/statistics" => {
		3129	id => "infobox",
		3130	title => "Statistics",
		3131	reply => undef,
		3132	tooltip => "Shows your primary statistics",
		3133	},
		3134	"c/skills" => {
		3135	id => "infobox",
		3136	title => "Skills",
		3137	reply => undef,
		3138	tooltip => "Shows your experience per skill and item power",
		3139	},
		3140	"c/shopitems" => {
		3141	id => "infobox",
		3142	title => "Shop Items",
		3143	reply => undef,
		3144	tooltip => "Shows the items currently for sale in this shop",
		3145	},
		3146	"c/resistances" => {
		3147	id => "infobox",
		3148	title => "Resistances",
		3149	reply => undef,
		3150	tooltip => "Shows your resistances",
		3151	},
		3152	"c/pets" => {
		3153	id => "infobox",
		3154	title => "Pets",
		3155	reply => undef,
		3156	tooltip => "Shows information abotu your pets/a specific pet",
		3157	},
		3158	"c/perceiveself" => {
		3159	id => "infobox",
		3160	title => "Perceive Self",
		3161	reply => undef,
		3162	tooltip => "You gained detailed knowledge about yourself",
		3163	},
		3164	"c/uptime" => {
		3165	id => "infobox",
		3166	title => "Uptime",
		3167	reply => undef,
		3168	tooltip => "How long the server has been running since last restart",
		3169	},
		3170	"c/mapinfo" => {
		3171	id => "infobox",
		3172	title => "Map Info",
		3173	reply => undef,
		3174	tooltip => "Information related to the maps",
		3175	},
		3176	"c/party" => {
		3177	id => "party",
		3178	title => "Party",
		3179	reply => "gsay ",
		3180	tooltip => "Messages and chat related to your party",
		3181	},
		3182	"c/death" => {
		3183	id => "death",
		3184	title => "Death",
		3185	reply => undef,
		3186	tooltip => "Reason for and more info about your most recent death",
		3187	},
		3188	"c/say" => $SAY_CHANNEL,
		3189	"c/chat" => $CHAT_CHANNEL,
2639	);	3190	);
2640		3191
2641	sub cf::client::send_msg {	3192	sub cf::client::send_msg {
2642	my ($self, $channel, $msg, $color, @extra) = @_;	3193	my ($self, $channel, $msg, $color, @extra) = @_;
2643		3194
2644	$msg = $self->pl->expand_cfpod ($msg);	3195	$msg = $self->pl->expand_cfpod ($msg)
		3196	unless $color & cf::NDI_VERBATIM;
2645		3197
2646	$color &= cf::NDI_CLIENT_MASK; # just in case...	3198	$color &= cf::NDI_CLIENT_MASK; # just in case...
2647		3199
2648	# check predefined channels, for the benefit of C	3200	# check predefined channels, for the benefit of C
2649	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3201	if ($CHANNEL{$channel}) {
		3202	$channel = $CHANNEL{$channel};
2650		3203
		3204	$self->ext_msg (channel_info => $channel);
		3205	$channel = $channel->{id};
		3206
2651	if (ref $channel) {	3207	} elsif (ref $channel) {
2652	# send meta info to client, if not yet sent	3208	# send meta info to client, if not yet sent
2653	unless (exists $self->{channel}{$channel->{id}}) {	3209	unless (exists $self->{channel}{$channel->{id}}) {
2654	$self->{channel}{$channel->{id}} = $channel;	3210	$self->{channel}{$channel->{id}} = $channel;
2655	$self->ext_msg (channel_info => $channel)	3211	$self->ext_msg (channel_info => $channel);
2656	if $self->can_msg;
2657	}	3212	}
2658		3213
2659	$channel = $channel->{id};	3214	$channel = $channel->{id};
2660	}	3215	}
2661		3216
2662	return unless @extra || length $msg;	3217	return unless @extra || length $msg;
2663		3218
2664	if ($self->can_msg) {
2665	# default colour, mask it out	3219	# default colour, mask it out
2666	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3220	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2667	if $color & cf::NDI_DEF;	3221	if $color & cf::NDI_DEF;
2668		3222
2669	$self->send_packet ("msg " . $self->{json_coder}->encode (	3223	my $pkt = "msg "
		3224	. $self->{json_coder}->encode (
2670	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3225	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2671	} else {	3226	);
2672	if ($color >= 0) {
2673	# replace some tags by gcfclient-compatible ones
2674	for ($msg) {
2675	1 while
2676	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2677	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2678	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2679	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2680	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2681	}
2682		3227
2683	$color &= cf::NDI_COLOR_MASK;	3228	$self->send_big_packet ($pkt);
2684
2685	utf8::encode $msg;
2686
2687	if (0 && $msg =~ /\[/) {
2688	# COMMAND/INFO
2689	$self->send_packet ("drawextinfo $color 10 8 $msg")
2690	} else {
2691	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2692	$self->send_packet ("drawinfo $color $msg")
2693	}
2694	}
2695	}
2696	}	3229	}
2697		3230
2698	=item $client->ext_msg ($type, @msg)	3231	=item $client->ext_msg ($type, @msg)
2699		3232
2700	Sends an ext event to the client.	3233	Sends an ext event to the client.
…		…
2702	=cut	3235	=cut
2703		3236
2704	sub cf::client::ext_msg($$@) {	3237	sub cf::client::ext_msg($$@) {
2705	my ($self, $type, @msg) = @_;	3238	my ($self, $type, @msg) = @_;
2706		3239
2707	if ($self->extcmd == 2) {
2708	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3240	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2709	} elsif ($self->extcmd == 1) { # TODO: remove
2710	push @msg, msgtype => "event_$type";
2711	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2712	}
2713	}	3241	}
2714		3242
2715	=item $client->ext_reply ($msgid, @msg)	3243	=item $client->ext_reply ($msgid, @msg)
2716		3244
2717	Sends an ext reply to the client.	3245	Sends an ext reply to the client.
…		…
2719	=cut	3247	=cut
2720		3248
2721	sub cf::client::ext_reply($$@) {	3249	sub cf::client::ext_reply($$@) {
2722	my ($self, $id, @msg) = @_;	3250	my ($self, $id, @msg) = @_;
2723		3251
2724	if ($self->extcmd == 2) {
2725	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3252	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2726	} elsif ($self->extcmd == 1) {
2727	#TODO: version 1, remove
2728	unshift @msg, msgtype => "reply", msgid => $id;
2729	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2730	}
2731	}	3253	}
2732		3254
2733	=item $success = $client->query ($flags, "text", \&cb)	3255	=item $success = $client->query ($flags, "text", \&cb)
2734		3256
2735	Queues a query to the client, calling the given callback with	3257	Queues a query to the client, calling the given callback with
…		…
2790	my ($ns, $buf) = @_;	3312	my ($ns, $buf) = @_;
2791		3313
2792	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3314	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2793		3315
2794	if (ref $msg) {	3316	if (ref $msg) {
2795	my ($type, $reply, @payload) =	3317	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2796	"ARRAY" eq ref $msg
2797	? @$msg
2798	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2799		3318
2800	my @reply;	3319	my @reply;
2801		3320
2802	if (my $cb = $EXTICMD{$type}) {	3321	if (my $cb = $EXTICMD{$type}) {
2803	@reply = $cb->($ns, @payload);	3322	@reply = $cb->($ns, @payload);
…		…
2805		3324
2806	$ns->ext_reply ($reply, @reply)	3325	$ns->ext_reply ($reply, @reply)
2807	if $reply;	3326	if $reply;
2808		3327
2809	} else {	3328	} else {
2810	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3329	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2811	}	3330	}
2812		3331
2813	cf::override;	3332	cf::override;
2814	},	3333	},
2815	);	3334	);
…		…
2835		3354
2836	$coro	3355	$coro
2837	}	3356	}
2838		3357
2839	cf::client->attach (	3358	cf::client->attach (
2840	on_destroy => sub {	3359	on_client_destroy => sub {
2841	my ($ns) = @_;	3360	my ($ns) = @_;
2842		3361
2843	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3362	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2844	},	3363	},
2845	);	3364	);
…		…
2861	our $safe_hole = new Safe::Hole;	3380	our $safe_hole = new Safe::Hole;
2862		3381
2863	$SIG{FPE} = 'IGNORE';	3382	$SIG{FPE} = 'IGNORE';
2864		3383
2865	$safe->permit_only (Opcode::opset qw(	3384	$safe->permit_only (Opcode::opset qw(
2866	:base_core :base_mem :base_orig :base_math	3385	:base_core :base_mem :base_orig :base_math :base_loop
2867	grepstart grepwhile mapstart mapwhile	3386	grepstart grepwhile mapstart mapwhile
2868	sort time	3387	sort time
2869	));	3388	));
2870		3389
2871	# here we export the classes and methods available to script code	3390	# here we export the classes and methods available to script code
…		…
2873	=pod	3392	=pod
2874		3393
2875	The following functions and methods are available within a safe environment:	3394	The following functions and methods are available within a safe environment:
2876		3395
2877	cf::object	3396	cf::object
2878	contr pay_amount pay_player map x y force_find force_add	3397	contr pay_amount pay_player map x y force_find force_add destroy
2879	insert remove name archname title slaying race decrease_ob_nr	3398	insert remove name archname title slaying race decrease split
		3399	value
2880		3400
2881	cf::object::player	3401	cf::object::player
2882	player	3402	player
2883		3403
2884	cf::player	3404	cf::player
…		…
2889		3409
2890	=cut	3410	=cut
2891		3411
2892	for (	3412	for (
2893	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3413	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2894	insert remove inv name archname title slaying race	3414	insert remove inv nrof name archname title slaying race
2895	decrease_ob_nr)],	3415	decrease split destroy change_exp value msg lore send_msg)],
2896	["cf::object::player" => qw(player)],	3416	["cf::object::player" => qw(player)],
2897	["cf::player" => qw(peaceful)],	3417	["cf::player" => qw(peaceful send_msg)],
2898	["cf::map" => qw(trigger)],	3418	["cf::map" => qw(trigger)],
2899	) {	3419	) {
2900	no strict 'refs';
2901	my ($pkg, @funs) = @$_;	3420	my ($pkg, @funs) = @$_;
2902	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3421	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2903	for @funs;	3422	for @funs;
2904	}	3423	}
2905		3424
…		…
2920		3439
2921	my $qcode = $code;	3440	my $qcode = $code;
2922	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3441	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2923	$qcode =~ s/\n/\\n/g;	3442	$qcode =~ s/\n/\\n/g;
2924		3443
		3444	%vars = (_dummy => 0) unless %vars;
		3445
		3446	my @res;
2925	local $_;	3447	local $_;
2926	local @safe::cf::_safe_eval_args = values %vars;
2927		3448
2928	my $eval =	3449	my $eval =
2929	"do {\n"	3450	"do {\n"
2930	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3451	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2931	. "#line 0 \"{$qcode}\"\n"	3452	. "#line 0 \"{$qcode}\"\n"
2932	. $code	3453	. $code
2933	. "\n}"	3454	. "\n}"
2934	;	3455	;
2935		3456
		3457	if ($CFG{safe_eval}) {
2936	sub_generation_inc;	3458	sub_generation_inc;
		3459	local @safe::cf::_safe_eval_args = values %vars;
2937	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3460	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2938	sub_generation_inc;	3461	sub_generation_inc;
		3462	} else {
		3463	local @cf::_safe_eval_args = values %vars;
		3464	@res = wantarray ? eval eval : scalar eval $eval;
		3465	}
2939		3466
2940	if ($@) {	3467	if ($@) {
2941	warn "$@";	3468	warn "$@",
2942	warn "while executing safe code '$code'\n";	3469	"while executing safe code '$code'\n",
2943	warn "with arguments " . (join " ", %vars) . "\n";	3470	"with arguments " . (join " ", %vars) . "\n";
2944	}	3471	}
2945		3472
2946	wantarray ? @res : $res[0]	3473	wantarray ? @res : $res[0]
2947	}	3474	}
2948		3475
…		…
2962	=cut	3489	=cut
2963		3490
2964	sub register_script_function {	3491	sub register_script_function {
2965	my ($fun, $cb) = @_;	3492	my ($fun, $cb) = @_;
2966		3493
2967	no strict 'refs';	3494	$fun = "safe::$fun" if $CFG{safe_eval};
2968	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3495	*$fun = $safe_hole->wrap ($cb);
2969	}	3496	}
2970		3497
2971	=back	3498	=back
2972		3499
2973	=cut	3500	=cut
2974		3501
2975	#############################################################################	3502	#############################################################################
2976	# the server's init and main functions	3503	# the server's init and main functions
		3504
		3505	our %FACEHASH; # hash => idx, #d# HACK for http server
		3506
		3507	# internal api, not fianlised
		3508	sub add_face {
		3509	my ($name, $type, $data) = @_;
		3510
		3511	my $idx = cf::face::find $name;
		3512
		3513	if ($idx) {
		3514	delete $FACEHASH{cf::face::get_chksum $idx};
		3515	} else {
		3516	$idx = cf::face::alloc $name;
		3517	}
		3518
		3519	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3520
		3521	cf::face::set_type $idx, $type;
		3522	cf::face::set_data $idx, 0, $data, $hash;
		3523	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3524	$FACEHASH{$hash} = $idx;#d#
		3525
		3526	$idx
		3527	}
2977		3528
2978	sub load_facedata($) {	3529	sub load_facedata($) {
2979	my ($path) = @_;	3530	my ($path) = @_;
2980		3531
2981	# HACK to clear player env face cache, we need some signal framework	3532	# HACK to clear player env face cache, we need some signal framework
2982	# for this (global event?)	3533	# for this (global event?)
2983	%ext::player_env::MUSIC_FACE_CACHE = ();	3534	%ext::player_env::MUSIC_FACE_CACHE = ();
2984		3535
2985	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3536	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2986		3537
2987	warn "loading facedata from $path\n";	3538	trace "loading facedata from $path\n";
2988		3539
2989	my $facedata;	3540	my $facedata = decode_storable load_file $path;
2990	0 < aio_load $path, $facedata
2991	or die "$path: $!";
2992
2993	$facedata = Coro::Storable::thaw $facedata;
2994		3541
2995	$facedata->{version} == 2	3542	$facedata->{version} == 2
2996	or cf::cleanup "$path: version mismatch, cannot proceed.";	3543	or cf::cleanup "$path: version mismatch, cannot proceed.";
2997		3544
2998	# patch in the exptable
2999	$facedata->{resource}{"res/exp_table"} = {
3000	type => FT_RSRC,
3001	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3002	};
3003	cf::cede_to_tick;	3545	cf::cede_to_tick;
3004		3546
3005	{	3547	{
3006	my $faces = $facedata->{faceinfo};	3548	my $faces = $facedata->{faceinfo};
3007		3549
3008	while (my ($face, $info) = each %$faces) {	3550	for my $face (sort keys %$faces) {
		3551	my $info = $faces->{$face};
3009	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3552	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3553
3010	cf::face::set_visibility $idx, $info->{visibility};	3554	cf::face::set_visibility $idx, $info->{visibility};
3011	cf::face::set_magicmap $idx, $info->{magicmap};	3555	cf::face::set_magicmap $idx, $info->{magicmap};
3012	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3556	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3013	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3557	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3558	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3559	$FACEHASH{$info->{hash64}} = $idx;#d#
3014		3560
3015	cf::cede_to_tick;	3561	cf::cede_to_tick;
3016	}	3562	}
3017		3563
3018	while (my ($face, $info) = each %$faces) {	3564	while (my ($face, $info) = each %$faces) {
3019	next unless $info->{smooth};	3565	next unless $info->{smooth};
		3566
3020	my $idx = cf::face::find $face	3567	my $idx = cf::face::find $face
3021	or next;	3568	or next;
		3569
3022	if (my $smooth = cf::face::find $info->{smooth}) {	3570	if (my $smooth = cf::face::find $info->{smooth}) {
3023	cf::face::set_smooth $idx, $smooth;	3571	cf::face::set_smooth $idx, $smooth;
3024	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3572	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3025	} else {	3573	} else {
3026	warn "smooth face '$info->{smooth}' not found for face '$face'";	3574	error "smooth face '$info->{smooth}' not found for face '$face'";
3027	}	3575	}
3028		3576
3029	cf::cede_to_tick;	3577	cf::cede_to_tick;
3030	}	3578	}
3031	}	3579	}
…		…
3040		3588
3041	cf::anim::invalidate_all; # d'oh	3589	cf::anim::invalidate_all; # d'oh
3042	}	3590	}
3043		3591
3044	{	3592	{
3045	# TODO: for gcfclient pleasure, we should give resources
3046	# that gcfclient doesn't grok a >10000 face index.
3047	my $res = $facedata->{resource};	3593	my $res = $facedata->{resource};
3048		3594
3049	my $soundconf = delete $res->{"res/sound.conf"};
3050
3051	while (my ($name, $info) = each %$res) {	3595	while (my ($name, $info) = each %$res) {
		3596	if (defined (my $type = $info->{type})) {
		3597	# TODO: different hash - must free and use new index, or cache ixface data queue
3052	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3598	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3053	my $data;
3054		3599
3055	if ($info->{type} & 1) {	3600	cf::face::set_type $idx, $type;
3056	# prepend meta info	3601	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3057		3602	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3058	my $meta = $enc->encode ({	3603	$FACEHASH{$info->{hash}} = $idx;#d#
3059	name => $name,
3060	%{ $info->{meta} || {} },
3061	});
3062
3063	$data = pack "(w/a*)*", $meta, $info->{data};
3064	} else {	3604	} else {
3065	$data = $info->{data};	3605	# $RESOURCE{$name} = $info; # unused
3066	}	3606	}
3067		3607
3068	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3069	cf::face::set_type $idx, $info->{type};
3070
3071	cf::cede_to_tick;	3608	cf::cede_to_tick;
3072	}	3609	}
3073
3074	if ($soundconf) {
3075	$soundconf = $enc->decode (delete $soundconf->{data});
3076
3077	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3078	my $sound = $soundconf->{compat}[$_]
3079	or next;
3080
3081	my $face = cf::face::find "sound/$sound->[1]";
3082	cf::sound::set $sound->[0] => $face;
3083	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3084	}
3085
3086	while (my ($k, $v) = each %{$soundconf->{event}}) {
3087	my $face = cf::face::find "sound/$v";
3088	cf::sound::set $k => $face;
3089	}
3090	}
3091	}	3610	}
		3611
		3612	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3092		3613
3093	1	3614	1
3094	}	3615	}
3095		3616
3096	register_exticmd fx_want => sub {	3617	register_exticmd fx_want => sub {
…		…
3098		3619
3099	while (my ($k, $v) = each %$want) {	3620	while (my ($k, $v) = each %$want) {
3100	$ns->fx_want ($k, $v);	3621	$ns->fx_want ($k, $v);
3101	}	3622	}
3102	};	3623	};
		3624
		3625	sub load_resource_file($) {
		3626	my $guard = lock_acquire "load_resource_file";
		3627
		3628	my $status = load_resource_file_ $_[0];
		3629	get_slot 0.1, 100;
		3630	cf::arch::commit_load;
		3631
		3632	$status
		3633	}
		3634
		3635	sub reload_exp_table {
		3636	_reload_exp_table;
		3637
		3638	add_face "res/exp_table" => FT_RSRC,
		3639	JSON::XS->new->utf8->canonical->encode (
		3640	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3641	);
		3642	}
		3643
		3644	sub reload_materials {
		3645	_reload_materials;
		3646	}
3103		3647
3104	sub reload_regions {	3648	sub reload_regions {
3105	# HACK to clear player env face cache, we need some signal framework	3649	# HACK to clear player env face cache, we need some signal framework
3106	# for this (global event?)	3650	# for this (global event?)
3107	%ext::player_env::MUSIC_FACE_CACHE = ();	3651	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3121	}	3665	}
3122		3666
3123	sub reload_archetypes {	3667	sub reload_archetypes {
3124	load_resource_file "$DATADIR/archetypes"	3668	load_resource_file "$DATADIR/archetypes"
3125	or die "unable to load archetypes\n";	3669	or die "unable to load archetypes\n";
3126	#d# NEED to laod twice to resolve forward references	3670
3127	# this really needs to be done in an extra post-pass	3671	add_face "res/skill_info" => FT_RSRC,
3128	# (which needs to be synchronous, so solve it differently)	3672	JSON::XS->new->utf8->canonical->encode (
3129	load_resource_file "$DATADIR/archetypes"	3673	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
3130	or die "unable to load archetypes\n";	3674	);
		3675	add_face "res/spell_paths" => FT_RSRC,
		3676	JSON::XS->new->utf8->canonical->encode (
		3677	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3678	);
3131	}	3679	}
3132		3680
3133	sub reload_treasures {	3681	sub reload_treasures {
3134	load_resource_file "$DATADIR/treasures"	3682	load_resource_file "$DATADIR/treasures"
3135	or die "unable to load treasurelists\n";	3683	or die "unable to load treasurelists\n";
3136	}	3684	}
3137		3685
		3686	sub reload_sound {
		3687	trace "loading sound config from $DATADIR/sound\n";
		3688
		3689	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3690
		3691	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3692	my $sound = $soundconf->{compat}[$_]
		3693	or next;
		3694
		3695	my $face = cf::face::find "sound/$sound->[1]";
		3696	cf::sound::set $sound->[0] => $face;
		3697	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3698	}
		3699
		3700	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3701	my $face = cf::face::find "sound/$v";
		3702	cf::sound::set $k => $face;
		3703	}
		3704	}
		3705
		3706	sub reload_pod {
		3707	trace "loading pods $PODDIR\n";
		3708
		3709	my @command_help;
		3710
		3711	for (
		3712	[0, "command_help"],
		3713	[1, "emote_help"],
		3714	[2, "dmcommand_help"],
		3715	) {
		3716	my ($type, $path) = @$_;
		3717
		3718	my $paragraphs = &cf::pod::load_pod ("$PODDIR/$path.pod")
		3719	or die "unable to load $path";
		3720
		3721	my $level = 1e9;
		3722
		3723	for my $par (@$paragraphs) {
		3724	if ($par->{type} eq "head2") {
		3725	# this code taken almost verbatim from DC/Protocol.pm
		3726
		3727	if ($par->{markup} =~ /^(\S+) (?:\s+ \( ([^\)]*) \) )?/x) {
		3728	my $cmd = $1;
		3729	my @args = split /\|/, $2;
		3730	@args = (".*") unless @args;
		3731
		3732	$_ = $_ eq ".*" ? "" : " $_"
		3733	for @args;
		3734
		3735	my @variants = map "$cmd$_", sort { (length $a) <=> (length $b) } @args;
		3736
		3737	push @command_help, [$type, \@variants, &cf::pod::as_cfpod ([$par])];
		3738	$level = $par->{level};
		3739	} else {
		3740	error "$par->{markup}: unparsable command heading";
		3741	}
		3742	} elsif ($par->{level} > $level) {
		3743	$command_help[-1][2] .= &cf::pod::as_cfpod ([$par]);
		3744	}
		3745
		3746	cf::cede_to_tick;
		3747	}
		3748	}
		3749
		3750	@command_help = sort {
		3751	$a->[0] <=> $b->[0]
		3752	or $a->[1] cmp $b->[1]
		3753	} @command_help;
		3754
		3755	cf::cede_to_tick;
		3756
		3757	add_face "res/command_help" => FT_RSRC,
		3758	JSON::XS->new->utf8->encode (\@command_help);
		3759	}
		3760
3138	sub reload_resources {	3761	sub reload_resources {
3139	warn "reloading resource files...\n";	3762	trace "reloading resource files...\n";
3140		3763
		3764	reload_materials;
		3765	reload_facedata;
		3766	reload_exp_table;
		3767	reload_sound;
		3768	reload_archetypes;
3141	reload_regions;	3769	reload_regions;
3142	reload_facedata;
3143	#reload_archetypes;#d#
3144	reload_archetypes;
3145	reload_treasures;	3770	reload_treasures;
		3771	reload_pod;
3146		3772
3147	warn "finished reloading resource files\n";	3773	trace "finished reloading resource files\n";
3148	}
3149
3150	sub init {
3151	reload_resources;
3152	}	3774	}
3153		3775
3154	sub reload_config {	3776	sub reload_config {
3155	open my $fh, "<:utf8", "$CONFDIR/config"	3777	trace "reloading config file...\n";
3156	or return;
3157		3778
3158	local $/;	3779	my $config = load_file "$CONFDIR/config";
3159	*CFG = YAML::Syck::Load <$fh>;	3780	utf8::decode $config;
		3781	*CFG = decode_yaml $config;
3160		3782
3161	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3783	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3162		3784
3163	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3785	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3164	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3786	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3165		3787
3166	if (exists $CFG{mlockall}) {	3788	if (exists $CFG{mlockall}) {
…		…
3170	};	3792	};
3171	warn $@ if $@;	3793	warn $@ if $@;
3172	}	3794	}
3173	}	3795	}
3174		3796
		3797	sub pidfile() {
		3798	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3799	or die "$PIDFILE: $!";
		3800	flock $fh, &Fcntl::LOCK_EX
		3801	or die "$PIDFILE: flock: $!";
		3802	$fh
		3803	}
		3804
		3805	# make sure only one server instance is running at any one time
		3806	sub atomic {
		3807	my $fh = pidfile;
		3808
		3809	my $pid = <$fh>;
		3810	kill 9, $pid if $pid > 0;
		3811
		3812	seek $fh, 0, 0;
		3813	print $fh $$;
		3814	}
		3815
		3816	sub main_loop {
		3817	trace "EV::loop starting\n";
		3818	if (1) {
		3819	EV::loop;
		3820	}
		3821	trace "EV::loop returned\n";
		3822	goto &main_loop unless $REALLY_UNLOOP;
		3823	}
		3824
3175	sub main {	3825	sub main {
		3826	cf::init_globals; # initialise logging
		3827
		3828	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3829	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3830	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3831	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3832
		3833	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3834
3176	# we must not ever block the main coroutine	3835	# we must not ever block the main coroutine
3177	local $Coro::idle = sub {	3836	$Coro::idle = sub {
3178	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3837	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3179	(async {	3838	(async {
3180	Event::one_event;	3839	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3840	EV::loop EV::LOOP_ONESHOT;
3181	})->prio (Coro::PRIO_MAX);	3841	})->prio (Coro::PRIO_MAX);
3182	};	3842	};
3183		3843
		3844	evthread_start IO::AIO::poll_fileno;
		3845
		3846	cf::sync_job {
		3847	cf::incloader::init ();
		3848
		3849	db_init;
		3850
		3851	cf::init_anim;
		3852	cf::init_attackmess;
		3853	cf::init_dynamic;
		3854
		3855	cf::load_settings;
		3856
		3857	reload_resources;
3184	reload_config;	3858	reload_config;
3185	db_init;	3859
		3860	cf::init_uuid;
		3861	cf::init_signals;
		3862	cf::init_skills;
		3863
		3864	cf::init_beforeplay;
		3865
		3866	atomic;
		3867
3186	load_extensions;	3868	load_extensions;
3187		3869
3188	$TICK_WATCHER->start;	3870	utime time, time, $RUNTIMEFILE;
3189	Event::loop;	3871
		3872	# no (long-running) fork's whatsoever before this point(!)
		3873	use POSIX ();
		3874	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3875
		3876	cf::_post_init 0;
		3877	};
		3878
		3879	cf::object::thawer::errors_are_fatal 0;
		3880	info "parse errors in files are no longer fatal from this point on.\n";
		3881
		3882	AE::postpone {
		3883	undef &main; # free gobs of memory :)
		3884	};
		3885
		3886	goto &main_loop;
3190	}	3887	}
3191		3888
3192	#############################################################################	3889	#############################################################################
3193	# initialisation and cleanup	3890	# initialisation and cleanup
3194		3891
3195	# install some emergency cleanup handlers	3892	# install some emergency cleanup handlers
3196	BEGIN {	3893	BEGIN {
		3894	our %SIGWATCHER = ();
3197	for my $signal (qw(INT HUP TERM)) {	3895	for my $signal (qw(INT HUP TERM)) {
3198	Event->signal (	3896	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3199	reentrant => 0,
3200	data => WF_AUTOCANCEL,
3201	signal => $signal,
3202	prio => 0,
3203	cb => sub {
3204	cf::cleanup "SIG$signal";	3897	cf::cleanup "SIG$signal";
3205	},
3206	);	3898	};
3207	}	3899	}
3208	}	3900	}
3209		3901
3210	sub write_runtime {	3902	sub write_runtime_sync {
3211	my $runtime = "$LOCALDIR/runtime";	3903	my $t0 = AE::time;
3212		3904
3213	# first touch the runtime file to show we are still running:	3905	# first touch the runtime file to show we are still running:
3214	# the fsync below can take a very very long time.	3906	# the fsync below can take a very very long time.
3215		3907
3216	IO::AIO::aio_utime $runtime, undef, undef;	3908	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3217		3909
3218	my $guard = cf::lock_acquire "write_runtime";	3910	my $guard = cf::lock_acquire "write_runtime";
3219		3911
3220	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3912	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3221	or return;	3913	or return;
3222		3914
3223	my $value = $cf::RUNTIME + 90 + 10;	3915	my $value = $cf::RUNTIME + 90 + 10;
3224	# 10 is the runtime save interval, for a monotonic clock	3916	# 10 is the runtime save interval, for a monotonic clock
3225	# 60 allows for the watchdog to kill the server.	3917	# 60 allows for the watchdog to kill the server.
…		…
3235	aio_utime $fh, undef, undef;	3927	aio_utime $fh, undef, undef;
3236		3928
3237	close $fh	3929	close $fh
3238	or return;	3930	or return;
3239		3931
3240	aio_rename "$runtime~", $runtime	3932	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3241	and return;	3933	and return;
3242		3934
3243	warn "runtime file written.\n";	3935	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3244		3936
3245	1	3937	1
		3938	}
		3939
		3940	our $uuid_lock;
		3941	our $uuid_skip;
		3942
		3943	sub write_uuid_sync($) {
		3944	$uuid_skip ||= $_[0];
		3945
		3946	return if $uuid_lock;
		3947	local $uuid_lock = 1;
		3948
		3949	my $uuid = "$LOCALDIR/uuid";
		3950
		3951	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3952	or return;
		3953
		3954	my $value = uuid_seq uuid_cur;
		3955
		3956	unless ($value) {
		3957	info "cowardly refusing to write zero uuid value!\n";
		3958	return;
		3959	}
		3960
		3961	my $value = uuid_str $value + $uuid_skip;
		3962	$uuid_skip = 0;
		3963
		3964	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3965	and return;
		3966
		3967	# always fsync - this file is important
		3968	aio_fsync $fh
		3969	and return;
		3970
		3971	close $fh
		3972	or return;
		3973
		3974	aio_rename "$uuid~", $uuid
		3975	and return;
		3976
		3977	trace "uuid file written ($value).\n";
		3978
		3979	1
		3980
		3981	}
		3982
		3983	sub write_uuid($$) {
		3984	my ($skip, $sync) = @_;
		3985
		3986	$sync ? write_uuid_sync $skip
		3987	: async { write_uuid_sync $skip };
3246	}	3988	}
3247		3989
3248	sub emergency_save() {	3990	sub emergency_save() {
3249	my $freeze_guard = cf::freeze_mainloop;	3991	my $freeze_guard = cf::freeze_mainloop;
3250		3992
3251	warn "enter emergency perl save\n";	3993	info "emergency_perl_save: enter\n";
		3994
		3995	# this is a trade-off: we want to be very quick here, so
		3996	# save all maps without fsync, and later call a global sync
		3997	# (which in turn might be very very slow)
		3998	local $USE_FSYNC = 0;
3252		3999
3253	cf::sync_job {	4000	cf::sync_job {
		4001	cf::write_runtime_sync; # external watchdog should not bark
		4002
3254	# use a peculiar iteration method to avoid tripping on perl	4003	# use a peculiar iteration method to avoid tripping on perl
3255	# refcount bugs in for. also avoids problems with players	4004	# refcount bugs in for. also avoids problems with players
3256	# and maps saved/destroyed asynchronously.	4005	# and maps saved/destroyed asynchronously.
3257	warn "begin emergency player save\n";	4006	info "emergency_perl_save: begin player save\n";
3258	for my $login (keys %cf::PLAYER) {	4007	for my $login (keys %cf::PLAYER) {
3259	my $pl = $cf::PLAYER{$login} or next;	4008	my $pl = $cf::PLAYER{$login} or next;
3260	$pl->valid or next;	4009	$pl->valid or next;
		4010	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3261	$pl->save;	4011	$pl->save;
3262	}	4012	}
3263	warn "end emergency player save\n";	4013	info "emergency_perl_save: end player save\n";
3264		4014
3265	warn "begin emergency map save\n";	4015	cf::write_runtime_sync; # external watchdog should not bark
		4016
		4017	info "emergency_perl_save: begin map save\n";
3266	for my $path (keys %cf::MAP) {	4018	for my $path (keys %cf::MAP) {
3267	my $map = $cf::MAP{$path} or next;	4019	my $map = $cf::MAP{$path} or next;
3268	$map->valid or next;	4020	$map->valid or next;
3269	$map->save;	4021	$map->save;
3270	}	4022	}
3271	warn "end emergency map save\n";	4023	info "emergency_perl_save: end map save\n";
3272		4024
3273	warn "begin emergency database checkpoint\n";	4025	cf::write_runtime_sync; # external watchdog should not bark
		4026
		4027	info "emergency_perl_save: begin database checkpoint\n";
3274	BDB::db_env_txn_checkpoint $DB_ENV;	4028	BDB::db_env_txn_checkpoint $DB_ENV;
3275	warn "end emergency database checkpoint\n";	4029	info "emergency_perl_save: end database checkpoint\n";
		4030
		4031	info "emergency_perl_save: begin write uuid\n";
		4032	write_uuid_sync 1;
		4033	info "emergency_perl_save: end write uuid\n";
		4034
		4035	cf::write_runtime_sync; # external watchdog should not bark
		4036
		4037	trace "emergency_perl_save: syncing database to disk";
		4038	BDB::db_env_txn_checkpoint $DB_ENV;
		4039
		4040	info "emergency_perl_save: starting sync\n";
		4041	IO::AIO::aio_sync sub {
		4042	info "emergency_perl_save: finished sync\n";
		4043	};
		4044
		4045	cf::write_runtime_sync; # external watchdog should not bark
		4046
		4047	trace "emergency_perl_save: flushing outstanding aio requests";
		4048	while (IO::AIO::nreqs || BDB::nreqs) {
		4049	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4050	}
		4051
		4052	cf::write_runtime_sync; # external watchdog should not bark
3276	};	4053	};
3277		4054
3278	warn "leave emergency perl save\n";	4055	info "emergency_perl_save: leave\n";
3279	}	4056	}
3280		4057
3281	sub post_cleanup {	4058	sub post_cleanup {
3282	my ($make_core) = @_;	4059	my ($make_core) = @_;
3283		4060
		4061	IO::AIO::flush;
		4062
3284	warn Carp::longmess "post_cleanup backtrace"	4063	error Carp::longmess "post_cleanup backtrace"
3285	if $make_core;	4064	if $make_core;
		4065
		4066	my $fh = pidfile;
		4067	unlink $PIDFILE if <$fh> == $$;
		4068	}
		4069
		4070	# a safer delete_package, copied from Symbol
		4071	sub clear_package($) {
		4072	my $pkg = shift;
		4073
		4074	# expand to full symbol table name if needed
		4075	unless ($pkg =~ /^main::.*::$/) {
		4076	$pkg = "main$pkg" if $pkg =~ /^::/;
		4077	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4078	$pkg .= '::' unless $pkg =~ /::$/;
		4079	}
		4080
		4081	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4082	my $stem_symtab = *{$stem}{HASH};
		4083
		4084	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4085	or return;
		4086
		4087	# clear all symbols
		4088	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4089	for my $name (keys %$leaf_symtab) {
		4090	_gv_clear *{"$pkg$name"};
		4091	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4092	}
3286	}	4093	}
3287		4094
3288	sub do_reload_perl() {	4095	sub do_reload_perl() {
3289	# can/must only be called in main	4096	# can/must only be called in main
3290	if ($Coro::current != $Coro::main) {	4097	unless (in_main) {
3291	warn "can only reload from main coroutine";	4098	error "can only reload from main coroutine";
3292	return;	4099	return;
3293	}	4100	}
3294		4101
3295	warn "reloading...";	4102	return if $RELOAD++;
3296		4103
3297	warn "entering sync_job";	4104	my $t1 = AE::time;
3298		4105
		4106	while ($RELOAD) {
		4107	cf::get_slot 0.1, -1, "reload_perl";
		4108	info "perl_reload: reloading...";
		4109
		4110	trace "perl_reload: entering sync_job";
		4111
3299	cf::sync_job {	4112	cf::sync_job {
3300	cf::write_runtime; # external watchdog should not bark
3301	cf::emergency_save;	4113	#cf::emergency_save;
3302	cf::write_runtime; # external watchdog should not bark
3303		4114
3304	warn "syncing database to disk";
3305	BDB::db_env_txn_checkpoint $DB_ENV;
3306
3307	# if anything goes wrong in here, we should simply crash as we already saved
3308
3309	warn "cancelling all WF_AUTOCANCEL watchers";
3310	for (Event::all_watchers) {
3311	$_->cancel if $_->data & WF_AUTOCANCEL;
3312	}
3313
3314	warn "flushing outstanding aio requests";
3315	for (;;) {
3316	BDB::flush;
3317	IO::AIO::flush;
3318	Coro::cede;
3319	last unless IO::AIO::nreqs || BDB::nreqs;
3320	warn "iterate...";
3321	}
3322
3323	++$RELOAD;
3324
3325	warn "cancelling all extension coros";	4115	trace "perl_reload: cancelling all extension coros";
3326	$_->cancel for values %EXT_CORO;	4116	$_->cancel for values %EXT_CORO;
3327	%EXT_CORO = ();	4117	%EXT_CORO = ();
3328		4118
3329	warn "removing commands";	4119	trace "perl_reload: removing commands";
3330	%COMMAND = ();	4120	%COMMAND = ();
3331		4121
3332	warn "removing ext/exti commands";	4122	trace "perl_reload: removing ext/exti commands";
3333	%EXTCMD = ();	4123	%EXTCMD = ();
3334	%EXTICMD = ();	4124	%EXTICMD = ();
3335		4125
3336	warn "unloading/nuking all extensions";	4126	trace "perl_reload: unloading/nuking all extensions";
3337	for my $pkg (@EXTS) {	4127	for my $pkg (@EXTS) {
3338	warn "... unloading $pkg";	4128	trace "... unloading $pkg";
3339		4129
3340	if (my $cb = $pkg->can ("unload")) {	4130	if (my $cb = $pkg->can ("unload")) {
3341	eval {	4131	eval {
3342	$cb->($pkg);	4132	$cb->($pkg);
3343	1	4133	1
3344	} or warn "$pkg unloaded, but with errors: $@";	4134	} or error "$pkg unloaded, but with errors: $@";
		4135	}
		4136
		4137	trace "... clearing $pkg";
		4138	clear_package $pkg;
3345	}	4139	}
3346		4140
3347	warn "... nuking $pkg";
3348	Symbol::delete_package $pkg;
3349	}
3350
3351	warn "unloading all perl modules loaded from $LIBDIR";	4141	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3352	while (my ($k, $v) = each %INC) {	4142	while (my ($k, $v) = each %INC) {
3353	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4143	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3354		4144
3355	warn "... unloading $k";	4145	trace "... unloading $k";
3356	delete $INC{$k};	4146	delete $INC{$k};
3357		4147
3358	$k =~ s/\.pm$//;	4148	$k =~ s/\.pm$//;
3359	$k =~ s/\//::/g;	4149	$k =~ s/\//::/g;
3360		4150
3361	if (my $cb = $k->can ("unload_module")) {	4151	if (my $cb = $k->can ("unload_module")) {
3362	$cb->();	4152	$cb->();
		4153	}
		4154
		4155	clear_package $k;
3363	}	4156	}
3364		4157
3365	Symbol::delete_package $k;
3366	}
3367
3368	warn "getting rid of safe::, as good as possible";	4158	trace "perl_reload: getting rid of safe::, as good as possible";
3369	Symbol::delete_package "safe::$_"	4159	clear_package "safe::$_"
3370	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4160	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3371		4161
3372	warn "unloading cf.pm \"a bit\"";	4162	trace "perl_reload: unloading cf.pm \"a bit\"";
3373	delete $INC{"cf.pm"};	4163	delete $INC{"cf.pm"};
3374	delete $INC{"cf/pod.pm"};	4164	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3375		4165
3376	# don't, removes xs symbols, too,	4166	# don't, removes xs symbols, too,
3377	# and global variables created in xs	4167	# and global variables created in xs
3378	#Symbol::delete_package __PACKAGE__;	4168	#clear_package __PACKAGE__;
3379		4169
3380	warn "unload completed, starting to reload now";	4170	info "perl_reload: unload completed, starting to reload now";
3381		4171
3382	warn "reloading cf.pm";	4172	trace "perl_reload: reloading cf.pm";
3383	require cf;	4173	require cf;
3384	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4174	cf::_connect_to_perl_1;
3385		4175
3386	warn "loading config and database again";	4176	trace "perl_reload: loading config and database again";
3387	cf::reload_config;	4177	cf::reload_config;
3388		4178
3389	warn "loading extensions";	4179	trace "perl_reload: loading extensions";
3390	cf::load_extensions;	4180	cf::load_extensions;
3391		4181
		4182	if ($REATTACH_ON_RELOAD) {
3392	warn "reattaching attachments to objects/players";	4183	trace "perl_reload: reattaching attachments to objects/players";
3393	_global_reattach; # objects, sockets	4184	_global_reattach; # objects, sockets
3394	warn "reattaching attachments to maps";	4185	trace "perl_reload: reattaching attachments to maps";
3395	reattach $_ for values %MAP;	4186	reattach $_ for values %MAP;
3396	warn "reattaching attachments to players";	4187	trace "perl_reload: reattaching attachments to players";
3397	reattach $_ for values %PLAYER;	4188	reattach $_ for values %PLAYER;
		4189	}
3398		4190
3399	warn "leaving sync_job";	4191	cf::_post_init 1;
3400		4192
		4193	trace "perl_reload: leaving sync_job";
		4194
3401	1	4195	1
3402	} or do {	4196	} or do {
3403	warn $@;	4197	error $@;
3404	warn "error while reloading, exiting.";	4198	cf::cleanup "perl_reload: error, exiting.";
3405	exit 1;	4199	};
		4200
		4201	--$RELOAD;
3406	};	4202	}
3407		4203
3408	warn "reloaded";	4204	$t1 = AE::time - $t1;
		4205	info "perl_reload: completed in ${t1}s\n";
3409	};	4206	};
3410		4207
3411	our $RELOAD_WATCHER; # used only during reload	4208	our $RELOAD_WATCHER; # used only during reload
3412		4209
3413	sub reload_perl() {	4210	sub reload_perl() {
3414	# doing reload synchronously and two reloads happen back-to-back,	4211	# doing reload synchronously and two reloads happen back-to-back,
3415	# coro crashes during coro_state_free->destroy here.	4212	# coro crashes during coro_state_free->destroy here.
3416		4213
3417	$RELOAD_WATCHER ||= Event->timer (	4214	$RELOAD_WATCHER ||= cf::async {
3418	reentrant => 0,	4215	Coro::AIO::aio_wait cache_extensions;
3419	after => 0,	4216
3420	data => WF_AUTOCANCEL,	4217	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3421	cb => sub {
3422	do_reload_perl;	4218	do_reload_perl;
3423	undef $RELOAD_WATCHER;	4219	undef $RELOAD_WATCHER;
3424	},	4220	};
3425	);	4221	};
3426	}	4222	}
3427		4223
3428	register_command "reload" => sub {	4224	register_command "reload" => sub {
3429	my ($who, $arg) = @_;	4225	my ($who, $arg) = @_;
3430		4226
3431	if ($who->flag (FLAG_WIZ)) {	4227	if ($who->flag (FLAG_WIZ)) {
3432	$who->message ("reloading server.");	4228	$who->message ("reloading server.");
		4229	async {
		4230	$Coro::current->{desc} = "perl_reload";
3433	async { reload_perl };	4231	reload_perl;
		4232	};
3434	}	4233	}
3435	};	4234	};
3436		4235
3437	unshift @INC, $LIBDIR;	4236	#############################################################################
3438		4237
3439	my $bug_warning = 0;	4238	my $bug_warning = 0;
3440		4239
3441	our @WAIT_FOR_TICK;
3442	our @WAIT_FOR_TICK_BEGIN;
3443
3444	sub wait_for_tick {	4240	sub wait_for_tick() {
3445	return unless $TICK_WATCHER->is_active;	4241	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3446	return if $Coro::current == $Coro::main;
3447		4242
3448	my $signal = new Coro::Signal;	4243	$WAIT_FOR_TICK->wait;
3449	push @WAIT_FOR_TICK, $signal;
3450	$signal->wait;
3451	}	4244	}
3452		4245
3453	sub wait_for_tick_begin {	4246	sub wait_for_tick_begin() {
3454	return unless $TICK_WATCHER->is_active;	4247	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3455	return if $Coro::current == $Coro::main;
3456		4248
3457	my $signal = new Coro::Signal;	4249	my $signal = new Coro::Signal;
3458	push @WAIT_FOR_TICK_BEGIN, $signal;	4250	push @WAIT_FOR_TICK_BEGIN, $signal;
3459	$signal->wait;	4251	$signal->wait;
3460	}	4252	}
3461		4253
3462	$TICK_WATCHER = Event->timer (	4254	sub tick {
3463	reentrant => 0,
3464	parked => 1,
3465	prio => 0,
3466	at => $NEXT_TICK || $TICK,
3467	data => WF_AUTOCANCEL,
3468	cb => sub {
3469	if ($Coro::current != $Coro::main) {	4255	if ($Coro::current != $Coro::main) {
3470	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4256	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3471	unless ++$bug_warning > 10;	4257	unless ++$bug_warning > 10;
3472	return;	4258	return;
3473	}	4259	}
3474		4260
3475	$NOW = $tick_start = Event::time;	4261	cf::one_tick; # one server iteration
3476		4262
3477	cf::server_tick; # one server iteration	4263	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3478		4264
3479	$RUNTIME += $TICK;
3480	$NEXT_TICK += $TICK;
3481
3482	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4265	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3483	$NEXT_RUNTIME_WRITE = $NOW + 10;	4266	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3484	Coro::async_pool {	4267	Coro::async_pool {
		4268	$Coro::current->{desc} = "runtime saver";
3485	write_runtime	4269	write_runtime_sync
3486	or warn "ERROR: unable to write runtime file: $!";	4270	or error "ERROR: unable to write runtime file: $!";
3487	};
3488	}	4271	};
		4272	}
3489		4273
3490	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4274	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3491	$sig->send;	4275	$sig->send;
3492	}	4276	}
3493	while (my $sig = shift @WAIT_FOR_TICK) {	4277	$WAIT_FOR_TICK->broadcast;
3494	$sig->send;
3495	}
3496		4278
3497	$NOW = Event::time;	4279	$LOAD = ($NOW - $TICK_START) / $TICK;
3498
3499	# if we are delayed by four ticks or more, skip them all
3500	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3501
3502	$TICK_WATCHER->at ($NEXT_TICK);
3503	$TICK_WATCHER->start;
3504
3505	$LOAD = ($NOW - $tick_start) / $TICK;
3506	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4280	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3507		4281
3508	_post_tick;	4282	if (0) {
		4283	if ($NEXT_TICK) {
		4284	my $jitter = $TICK_START - $NEXT_TICK;
		4285	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4286	debug "jitter $JITTER\n";#d#
		4287	}
3509	},	4288	}
3510	);	4289	}
3511		4290
3512	{	4291	{
		4292	# configure BDB
		4293	info "initialising database";
		4294
3513	BDB::min_parallel 8;	4295	BDB::min_parallel 16;
3514	BDB::max_poll_time $TICK * 0.1;	4296	BDB::max_poll_reqs $TICK * 0.1;
3515	$BDB_POLL_WATCHER = Event->io (	4297	#$AnyEvent::BDB::WATCHER->priority (1);
3516	reentrant => 0,
3517	fd => BDB::poll_fileno,
3518	poll => 'r',
3519	prio => 0,
3520	data => WF_AUTOCANCEL,
3521	cb => \&BDB::poll_cb,
3522	);
3523
3524	BDB::set_sync_prepare {
3525	my $status;
3526	my $current = $Coro::current;
3527	(
3528	sub {
3529	$status = $!;
3530	$current->ready; undef $current;
3531	},
3532	sub {
3533	Coro::schedule while defined $current;
3534	$! = $status;
3535	},
3536	)
3537	};
3538		4298
3539	unless ($DB_ENV) {	4299	unless ($DB_ENV) {
3540	$DB_ENV = BDB::db_env_create;	4300	$DB_ENV = BDB::db_env_create;
3541	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4301	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3542	| BDB::LOG_AUTOREMOVE, 1);	4302	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4303	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3543	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4304	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3544	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4305	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3545		4306
3546	cf::sync_job {	4307	cf::sync_job {
3547	eval {	4308	eval {
…		…
3557		4318
3558	cf::cleanup "db_env_open(db): $@" if $@;	4319	cf::cleanup "db_env_open(db): $@" if $@;
3559	};	4320	};
3560	}	4321	}
3561		4322
3562	$BDB_DEADLOCK_WATCHER = Event->timer (	4323	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3563	after => 3,
3564	interval => 1,
3565	hard => 1,
3566	prio => 0,
3567	data => WF_AUTOCANCEL,
3568	cb => sub {
3569	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4324	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3570	},
3571	);	4325	};
3572	$BDB_CHECKPOINT_WATCHER = Event->timer (	4326	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3573	after => 11,
3574	interval => 60,
3575	hard => 1,
3576	prio => 0,
3577	data => WF_AUTOCANCEL,
3578	cb => sub {
3579	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4327	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3580	},
3581	);	4328	};
3582	$BDB_TRICKLE_WATCHER = Event->timer (	4329	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3583	after => 5,
3584	interval => 10,
3585	hard => 1,
3586	prio => 0,
3587	data => WF_AUTOCANCEL,
3588	cb => sub {
3589	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4330	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3590	},
3591	);	4331	};
		4332
		4333	info "database initialised";
3592	}	4334	}
3593		4335
3594	{	4336	{
		4337	# configure IO::AIO
		4338
		4339	info "initialising aio";
3595	IO::AIO::min_parallel 8;	4340	IO::AIO::min_parallel 8;
3596
3597	undef $Coro::AIO::WATCHER;
3598	IO::AIO::max_poll_time $TICK * 0.1;	4341	IO::AIO::max_poll_time $TICK * 0.1;
3599	$AIO_POLL_WATCHER = Event->io (	4342	undef $AnyEvent::AIO::WATCHER;
3600	reentrant => 0,	4343	info "aio initialised";
3601	data => WF_AUTOCANCEL,
3602	fd => IO::AIO::poll_fileno,
3603	poll => 'r',
3604	prio => 6,
3605	cb => \&IO::AIO::poll_cb,
3606	);
3607	}	4344	}
3608		4345
3609	my $_log_backtrace;	4346	our $_log_backtrace;
		4347	our $_log_backtrace_last;
3610		4348
3611	sub _log_backtrace {	4349	sub _log_backtrace {
3612	my ($msg, @addr) = @_;	4350	my ($msg, @addr) = @_;
3613		4351
3614	$msg =~ s/\n//;	4352	$msg =~ s/\n$//;
3615		4353
		4354	if ($_log_backtrace_last eq $msg) {
		4355	LOG llevInfo, "[ABT] $msg\n";
		4356	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3616	# limit the # of concurrent backtraces	4357	# limit the # of concurrent backtraces
3617	if ($_log_backtrace < 2) {	4358	} elsif ($_log_backtrace < 2) {
		4359	$_log_backtrace_last = $msg;
3618	++$_log_backtrace;	4360	++$_log_backtrace;
		4361	my $perl_bt = Carp::longmess $msg;
3619	async {	4362	async {
		4363	$Coro::current->{desc} = "abt $msg";
		4364
3620	my @bt = fork_call {	4365	my @bt = fork_call {
3621	@addr = map { sprintf "%x", $_ } @addr;	4366	@addr = map { sprintf "%x", $_ } @addr;
3622	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4367	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3623	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4368	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3624	or die "addr2line: $!";	4369	or die "addr2line: $!";
…		…
3632	}	4377	}
3633		4378
3634	@funcs	4379	@funcs
3635	};	4380	};
3636		4381
3637	LOG llevInfo, "[ABT] $msg\n";	4382	LOG llevInfo, "[ABT] $perl_bt\n";
		4383	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3638	LOG llevInfo, "[ABT] $_\n" for @bt;	4384	LOG llevInfo, "[ABT] $_\n" for @bt;
3639	--$_log_backtrace;	4385	--$_log_backtrace;
3640	};	4386	};
3641	} else {	4387	} else {
3642	LOG llevInfo, "[ABT] $msg\n";	4388	LOG llevInfo, "[ABT] $msg\n";
3643	LOG llevInfo, "[ABT] [suppressed]\n";	4389	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3644	}	4390	}
3645	}	4391	}
3646		4392
3647	# load additional modules	4393	# load additional modules
3648	use cf::pod;	4394	require "cf/$_.pm" for @EXTRA_MODULES;
		4395	cf::_connect_to_perl_2;
3649		4396
3650	END { cf::emergency_save }	4397	END { cf::emergency_save }
3651		4398
3652	1	4399	1
3653		4400

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines