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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.379 by root, Thu Oct 4 23:59:07 2007 UTC vs.
Revision 1.597 by root, Sun Nov 11 02:14:37 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 = ();
		92	our %EXTACMD = ();
57	our %EXTICMD = ();	93	our %EXTICMD = ();
		94	our %EXTIACMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	95	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	96	our %EXT_MAP = (); # pluggable maps
60		97
61	our $RELOAD; # number of reloads so far	98	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	99	our @EVENT;
		100	our @REFLECT; # set by XS
		101	our %REFLECT; # set by us
63		102
64	our $CONFDIR = confdir;	103	our $CONFDIR = confdir;
		104
65	our $DATADIR = datadir;	105	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	106	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	107	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	108	our $MAPDIR = "$DATADIR/" . mapdir;
		109
69	our $LOCALDIR = localdir;	110	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	111	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	112	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	113	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	114	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	115	our $BDBDIR = "$LOCALDIR/db";
		116	our $PIDFILE = "$LOCALDIR/pid";
		117	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		118
		119	#our %RESOURCE; # unused
		120
		121	our $OUTPUT_RATE_MIN = 3000;
		122	our $OUTPUT_RATE_MAX = 1000000;
		123
		124	our $MAX_LINKS = 32; # how many chained exits to follow
		125	our $VERBOSE_IO = 1;
75		126
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	127	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	128	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	129	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	130	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		131
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	132	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	133	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	134	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	135	our $DB_ENV;
89		136
		137	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		138
90	our %CFG;	139	our %CFG;
		140	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
91		141
92	our $UPTIME; $UPTIME ||= time;	142	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	143	our $RUNTIME = 0;
		144	our $SERVER_TICK = 0;
		145	our $NOW;
94		146
95	our (%PLAYER, %PLAYER_LOADING); # all users	147	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	148	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	149	our $LINK_MAP; # the special {link} map, which is always available
98		150
99	# used to convert map paths into valid unix filenames by replacing / by ∕	151	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	152	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		153
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	154	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	155	our $LOADAVG; # same thing, but with alpha-smoothing
		156	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	157	our $TICK_START; # for load detecting purposes
		158
		159	our @POST_INIT;
		160
		161	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		162	our $REALLY_UNLOOP; # never set to true, please :)
		163
		164	our $WAIT_FOR_TICK = new Coro::Signal;
		165	our @WAIT_FOR_TICK_BEGIN;
105		166
106	binmode STDOUT;	167	binmode STDOUT;
107	binmode STDERR;	168	binmode STDERR;
108		169
109	# read virtual server time, if available	170	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	171	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	172	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	173	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	174	$RUNTIME = <$fh> + 0.;
114	}	175	}
		176
		177	eval "sub TICK() { $TICK } 1" or die;
115		178
116	mkdir $_	179	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	180	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		181
119	our $EMERGENCY_POSITION;	182	our $EMERGENCY_POSITION;
120		183
121	sub cf::map::normalise;	184	sub cf::map::normalise;
122		185
		186	sub in_main() {
		187	$Coro::current == $Coro::main
		188	}
		189
123	#############################################################################	190	#############################################################################
124		191
		192	%REFLECT = ();
		193	for (@REFLECT) {
		194	my $reflect = JSON::XS::decode_json $_;
		195	$REFLECT{$reflect->{class}} = $reflect;
		196	}
		197
		198	# this is decidedly evil
		199	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		200
		201	#############################################################################
		202
125	=head2 GLOBAL VARIABLES	203	=head2 GLOBAL VARIABLES
126		204
127	=over 4	205	=over 4
128		206
129	=item $cf::UPTIME	207	=item $cf::UPTIME
130		208
131	The timestamp of the server start (so not actually an uptime).	209	The timestamp of the server start (so not actually an "uptime").
		210
		211	=item $cf::SERVER_TICK
		212
		213	An unsigned integer that starts at zero when the server is started and is
		214	incremented on every tick.
		215
		216	=item $cf::NOW
		217
		218	The (real) time of the last (current) server tick - updated before and
		219	after tick processing, so this is useful only as a rough "what time is it
		220	now" estimate.
		221
		222	=item $cf::TICK
		223
		224	The interval between each server tick, in seconds.
132		225
133	=item $cf::RUNTIME	226	=item $cf::RUNTIME
134		227
135	The time this server has run, starts at 0 and is increased by $cf::TICK on	228	The time this server has run, starts at 0 and is increased by $cf::TICK on
136	every server tick.	229	every server tick.
137		230
138	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	231	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
139	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	232	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
140	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	233	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
141		234
142	Various directories - "/etc", read-only install directory, perl-library	235	Various directories - "/etc", read-only install directory, perl-library
143	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	236	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
144	unique-items directory, player file directory, random maps directory and	237	unique-items directory, player file directory, random maps directory and
145	database environment.	238	database environment.
146		239
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	240	=item $cf::LOADAVG
156		241
157	The current CPU load on the server (alpha-smoothed), as a value between 0	242	The current CPU load on the server (alpha-smoothed), as a value between 0
158	(none) and 1 (overloaded), indicating how much time is spent on processing	243	(none) and 1 (overloaded), indicating how much time is spent on processing
159	objects per tick. Healthy values are < 0.5.	244	objects per tick. Healthy values are < 0.5.
…		…
162		247
163	The raw value load value from the last tick.	248	The raw value load value from the last tick.
164		249
165	=item %cf::CFG	250	=item %cf::CFG
166		251
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	252	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	253	from wherever your confdir points to.
169		254
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	255	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		256
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	257	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	258	returns directly I<after> the tick processing (and consequently, can only wake one thread
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		260
		261	Note that cf::Wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
		277
176	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
177		279
178	This array contains the results of the last C<invoke ()> call. When	280	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	281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	282	that call.
181		283
		284	=item %cf::REFLECT
		285
		286	Contains, for each (C++) class name, a hash reference with information
		287	about object members (methods, scalars, arrays and flags) and other
		288	metadata, which is useful for introspection.
		289
182	=back	290	=back
183		291
184	=cut	292	=cut
185		293
186	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	295	sub warn (@) { LOG llevWarn , join "", @_ }
		296	sub info (@) { LOG llevInfo , join "", @_ }
		297	sub debug(@) { LOG llevDebug, join "", @_ }
		298	sub trace(@) { LOG llevTrace, join "", @_ }
		299
		300	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	301	my $msg = join "", @_;
189		302
190	$msg .= "\n"	303	$msg .= "\n"
191	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
192		305
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	306	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		307
195	LOG llevError, $msg;	308	LOG llevWarn, $msg;
196	};	309	};
197	}	310
		311	$Coro::State::DIEHOOK = sub {
		312	return unless $^S eq 0; # "eq", not "=="
		313
		314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
		317	error "DIEHOOK called in main context, Coro bug?\n";#d#
		318	return;#d#
		319	}#d#
		320
		321	# kill coroutine otherwise
		322	Coro::terminate
		323	};
198		324
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	335	for my $pkg (qw(
210	cf::global cf::attachable	336	cf::global cf::attachable
211	cf::object cf::object::player	337	cf::object cf::object::player
212	cf::client cf::player	338	cf::client cf::player
213	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
214	cf::map cf::party cf::region	341	cf::party cf::region
215	)) {	342	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	344	}
219		345
220	$Event::DIED = sub {	346	$EV::DIED = sub {
221	warn "error in event callback: @_";	347	warn "error in event callback: $@";
222	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
223		354
224	#############################################################################	355	#############################################################################
225		356
226	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
227		358
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	380	$d
250	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
251	}	382	}
252		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($path, $data, $sync) = @_;
		407
		408	my $lock = cf::lock_acquire ("replace_file:$path");
		409
		410	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		411	or return;
		412
		413	$data = $data->() if ref $data;
		414
		415	length $data == aio_write $fh, 0, (length $data), $data, 0
		416	or return;
		417
		418	!$sync
		419	or !aio_fsync $fh
		420	or return;
		421
		422	aio_close $fh
		423	and return;
		424
		425	aio_rename "$path~", $path
		426	and return;
		427
		428	if ($sync) {
		429	$path =~ s%/[^/]*$%%;
		430	aio_pathsync $path;
		431	}
		432
		433	1
		434	}
		435
253	=item $ref = cf::from_json $json	436	=item $ref = cf::decode_json $json
254		437
255	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
256		439
257	=item $json = cf::to_json $ref	440	=item $json = cf::encode_json $ref
258		441
259	Converts a perl data structure into its JSON representation.	442	Converts a perl data structure into its JSON representation.
260		443
261	=cut	444	=cut
262		445
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		447
265	sub to_json ($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
		450
		451	=item $ref = cf::decode_storable $scalar
		452
		453	Same as Coro::Storable::thaw, so blocks.
		454
		455	=cut
		456
		457	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		458
		459	=item $ref = cf::decode_yaml $scalar
		460
		461	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		462
		463	=cut
		464
		465	sub decode_yaml($) {
		466	fork_call { YAML::XS::Load $_[0] } @_
		467	}
		468
		469	=item $scalar = cf::unlzf $scalar
		470
		471	Same as Compress::LZF::compress, but takes server ticks into account, so
		472	blocks.
		473
		474	=cut
		475
		476	sub unlzf($) {
		477	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		478	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		479	Compress::LZF::decompress $_[0]
		480	}
		481
		482	=item cf::post_init { BLOCK }
		483
		484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		485	but I<before> the server starts ticking again.
		486
		487	The codeblock will have a single boolean argument to indicate whether this
		488	is a reload or not.
		489
		490	=cut
		491
		492	sub post_init(&) {
		493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
		511	}
267		512
268	=item cf::lock_wait $string	513	=item cf::lock_wait $string
269		514
270	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
271		516
272	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
273		518
274	Wait until the given lock is available and then acquires it and returns	519	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,	520	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	521	for example when the coroutine gets canceled), the lock is automatically
277	returned.	522	returned.
278		523
279	Locks are *not* recursive, locking from the same coro twice results in a	524	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	525	deadlocked coro.
…		…
286		531
287	Return true if the lock is currently active, i.e. somebody has locked it.	532	Return true if the lock is currently active, i.e. somebody has locked it.
288		533
289	=cut	534	=cut
290		535
291	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		537
294	sub lock_wait($) {	538	sub lock_wait($) {
295	my ($key) = @_;	539	$LOCKS->wait ($_[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} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	540	}
308		541
309	sub lock_acquire($) {	542	sub lock_acquire($) {
310	my ($key) = @_;	543	$LOCKS->guard ($_[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	}	544	}
324		545
325	sub lock_active($) {	546	sub lock_active($) {
326	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	548	}
330		549
331	sub freeze_mainloop {	550	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
333		552
334	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	554	}
336	};	555
337	$TICK_WATCHER->stop;	556	=item cf::periodic $interval, $cb
338	$guard	557
		558	Like EV::periodic, but randomly selects a starting point so that the actions
		559	get spread over time.
		560
		561	=cut
		562
		563	sub periodic($$) {
		564	my ($interval, $cb) = @_;
		565
		566	my $start = rand List::Util::min 180, $interval;
		567
		568	EV::periodic $start, $interval, 0, $cb
339	}	569	}
340		570
341	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
342		572
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	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	574	(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.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority les than zero, interactive jobs
		579	should use 100 or more.
346		580
347	The optional C<$name> can be used to identify the job to run. It might be	581	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.	582	used for statistical purposes and should identify the same time-class.
349		583
350	Useful for short background jobs.	584	Useful for short background jobs.
351		585
352	=cut	586	=cut
353		587
354	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
356		591
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
360		595
361	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
362		598
363	while () {	599	while () {
364	next_job:	600	next_job:
		601
365	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	603
367	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	608	$job->[2]->send;
371	Coro::cede;	609	Coro::cede;
372	goto next_job;	610	goto next_job;
373	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	613	}
375	}	614	}
376		615
377	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
378	# we do not use wait_For_tick() as it returns immediately when tick is inactive	617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
380	$signal->wait;
381	} else {	619	} else {
		620	$busy = 0;
382	Coro::schedule;	621	Coro::schedule;
383	}	622	}
384	}	623	}
385	};	624	};
386		625
387	sub get_slot($;$$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
388	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
389		630
390	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
391	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
392		634
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
406		648
407	BEGIN { *async = \&Coro::async_pool }	649	BEGIN { *async = \&Coro::async_pool }
408		650
409	=item cf::sync_job { BLOCK }	651	=item cf::sync_job { BLOCK }
410		652
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	653	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	654	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	655	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	656	acceptable.
415		657
416	If it must be done, put the blocking parts into C<sync_job>. This will run	658	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	659	the given BLOCK in another coroutine while waiting for the result. The
…		…
421	=cut	663	=cut
422		664
423	sub sync_job(&) {	665	sub sync_job(&) {
424	my ($job) = @_;	666	my ($job) = @_;
425		667
426	if ($Coro::current == $Coro::main) {	668	if (in_main) {
427	my $time = Event::time;	669	my $time = AE::time;
428		670
429	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
431		673
432	LOG llevError | logBacktrace, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
433		675
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
437		677
438	my $busy = 1;	678	my $busy = 1;
439	my @res;	679	my @res;
440		680
441	(async {	681	(async {
442	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
443	@res = eval { $job->() };	683	@res = eval { $job->() };
444	warn $@ if $@;	684	error $@ if $@;
445	undef $busy;	685	undef $busy;
446	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
447		687
448	while ($busy) {	688	while ($busy) {
449	Coro::cede or Event::one_event;	689	if (Coro::nready) {
		690	Coro::cede_notself;
		691	} else {
		692	EV::loop EV::LOOP_ONESHOT;
450	}	693	}
		694	}
451		695
452	$time = Event::time - $time;	696	my $time = AE::time - $time;
453		697
454	LOG llevError | logBacktrace, Carp::longmess "long sync job"
455	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
456
457	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
458		699
459	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
460	} else {	701	} else {
461	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
462		703
…		…
482	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
483		724
484	$coro	725	$coro
485	}	726	}
486		727
487	=item fork_call { }, $args	728	=item fork_call { }, @args
488		729
489	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
490	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
491	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
492	never block itself or use any form of Event handling.	733	never block itself or use any form of event handling.
493		734
494	=cut	735	=cut
		736
		737	sub post_fork {
		738	reset_signals;
		739	}
495		740
496	sub fork_call(&@) {	741	sub fork_call(&@) {
497	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
498		743
499	# we seemingly have to make a local copy of the whole thing,	744	# we seemingly have to make a local copy of the whole thing,
500	# otherwise perl prematurely frees the stuff :/	745	# otherwise perl prematurely frees the stuff :/
501	# TODO: investigate and fix (likely this will be rather laborious)	746	# TODO: investigate and fix (likely this will be rather laborious)
502		747
503	my @res = Coro::Util::fork_eval {	748	my @res = Coro::Util::fork_eval {
504	reset_signals;	749	cf::post_fork;
505	&$cb	750	&$cb
506	}, @args;	751	} @args;
507		752
508	wantarray ? @res : $res[-1]	753	wantarray ? @res : $res[-1]
		754	}
		755
		756	sub objinfo {
		757	(
		758	"counter value" => cf::object::object_count,
		759	"objects created" => cf::object::create_count,
		760	"objects destroyed" => cf::object::destroy_count,
		761	"freelist size" => cf::object::free_count,
		762	"allocated objects" => cf::object::objects_size,
		763	"active objects" => cf::object::actives_size,
		764	)
		765	}
		766
		767	=item $coin = coin_from_name $name
		768
		769	=cut
		770
		771	our %coin_alias = (
		772	"silver" => "silvercoin",
		773	"silvercoin" => "silvercoin",
		774	"silvercoins" => "silvercoin",
		775	"gold" => "goldcoin",
		776	"goldcoin" => "goldcoin",
		777	"goldcoins" => "goldcoin",
		778	"platinum" => "platinacoin",
		779	"platinumcoin" => "platinacoin",
		780	"platinumcoins" => "platinacoin",
		781	"platina" => "platinacoin",
		782	"platinacoin" => "platinacoin",
		783	"platinacoins" => "platinacoin",
		784	"royalty" => "royalty",
		785	"royalties" => "royalty",
		786	);
		787
		788	sub coin_from_name($) {
		789	$coin_alias{$_[0]}
		790	? cf::arch::find $coin_alias{$_[0]}
		791	: undef
509	}	792	}
510		793
511	=item $value = cf::db_get $family => $key	794	=item $value = cf::db_get $family => $key
512		795
513	Returns a single value from the environment database.	796	Returns a single value from the environment database.
…		…
523	within each server.	806	within each server.
524		807
525	=cut	808	=cut
526		809
527	sub db_table($) {	810	sub db_table($) {
		811	cf::error "db_get called from main context"
		812	if $Coro::current == $Coro::main;
		813
528	my ($name) = @_;	814	my ($name) = @_;
529	my $db = BDB::db_create $DB_ENV;	815	my $db = BDB::db_create $DB_ENV;
530		816
531	eval {	817	eval {
532	$db->set_flags (BDB::CHKSUM);	818	$db->set_flags (BDB::CHKSUM);
…		…
542	}	828	}
543		829
544	our $DB;	830	our $DB;
545		831
546	sub db_init {	832	sub db_init {
547	cf::sync_job {
548	$DB ||= db_table "db";	833	$DB ||= db_table "db";
549	};
550	}	834	}
551		835
552	sub db_get($$) {	836	sub db_get($$) {
553	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
554		838
555	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
556	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
557		843
558	$! ? ()	844	$! ? ()
559	: $data	845	: $data
560	}
561	}	846	}
562		847
563	sub db_put($$$) {	848	sub db_put($$$) {
564	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
565	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
593		878
594	my @data;	879	my @data;
595	my $md5;	880	my $md5;
596		881
597	for (0 .. $#$src) {	882	for (0 .. $#$src) {
598	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
599	or Carp::croak "$src->[$_]: $!";
600	}	884	}
601		885
602	# if processing is expensive, check	886	# if processing is expensive, check
603	# checksum first	887	# checksum first
604	if (1) {	888	if (1) {
…		…
621		905
622	my $t1 = Time::HiRes::time;	906	my $t1 = Time::HiRes::time;
623	my $data = $process->(\@data);	907	my $data = $process->(\@data);
624	my $t2 = Time::HiRes::time;	908	my $t2 = Time::HiRes::time;
625		909
626	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
627		911
628	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
629	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
630	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
631		915
…		…
641		925
642	=cut	926	=cut
643		927
644	sub datalog($@) {	928	sub datalog($@) {
645	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
646	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
647	}	931	}
648		932
649	=back	933	=back
650		934
651	=cut	935	=cut
652		936
653	#############################################################################	937	#############################################################################
654		938
655	=head2 ATTACHABLE OBJECTS	939	=head2 ATTACHABLE OBJECTS
656		940
657	Many objects in crossfire are so-called attachable objects. That means you can	941	Many objects in deliantra are so-called attachable objects. That means you can
658	attach callbacks/event handlers (a collection of which is called an "attachment")	942	attach callbacks/event handlers (a collection of which is called an "attachment")
659	to it. All such attachable objects support the following methods.	943	to it. All such attachable objects support the following methods.
660		944
661	In the following description, CLASS can be any of C<global>, C<object>	945	In the following description, CLASS can be any of C<global>, C<object>
662	C<player>, C<client> or C<map> (i.e. the attachable objects in	946	C<player>, C<client> or C<map> (i.e. the attachable objects in
663	Crossfire TRT).	947	Deliantra).
664		948
665	=over 4	949	=over 4
666		950
667	=item $attachable->attach ($attachment, key => $value...)	951	=item $attachable->attach ($attachment, key => $value...)
668		952
…		…
712	=item cf::CLASS::attachment $name, ...	996	=item cf::CLASS::attachment $name, ...
713		997
714	Register an attachment by C<$name> through which attachable objects of the	998	Register an attachment by C<$name> through which attachable objects of the
715	given CLASS can refer to this attachment.	999	given CLASS can refer to this attachment.
716		1000
717	Some classes such as crossfire maps and objects can specify attachments	1001	Some classes such as deliantra maps and objects can specify attachments
718	that are attached at load/instantiate time, thus the need for a name.	1002	that are attached at load/instantiate time, thus the need for a name.
719		1003
720	These calls expect any number of the following handler/hook descriptions:	1004	These calls expect any number of the following handler/hook descriptions:
721		1005
722	=over 4	1006	=over 4
…		…
846		1130
847	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
848	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
849		1133
850	} elsif (ref $type) {	1134	} elsif (ref $type) {
851	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
852		1136
853	} else {	1137	} else {
854	shift @arg;	1138	shift @arg;
855	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
856	}	1140	}
857	}	1141	}
858	}	1142	}
859		1143
860	sub _object_attach {	1144	sub _object_attach {
…		…
870	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
871	}	1155	}
872		1156
873	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
874	} else {	1158	} else {
875	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
876	}	1160	}
877		1161
878	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
879	}	1163	}
880		1164
…		…
939		1223
940	for (@$callbacks) {	1224	for (@$callbacks) {
941	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
942		1226
943	if ($@) {	1227	if ($@) {
944	warn "$@";
945	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
946	override;	1229	override;
947	}	1230	}
948		1231
949	return 1 if $override;	1232	return 1 if $override;
950	}	1233	}
951		1234
952	0	1235	0
953	}	1236	}
954		1237
955	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
956		1239
957	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1240	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
958		1241
959	Generate an object-specific event with the given arguments.	1242	Generate an object-specific event with the given arguments.
960		1243
…		…
966		1249
967	=cut	1250	=cut
968		1251
969	#############################################################################	1252	#############################################################################
970	# object support	1253	# object support
971	#
972		1254
		1255	sub _object_equal($$);
		1256	sub _object_equal($$) {
		1257	my ($a, $b) = @_;
		1258
		1259	return 0 unless (ref $a) eq (ref $b);
		1260
		1261	if ("HASH" eq ref $a) {
		1262	my @ka = keys %$a;
		1263	my @kb = keys %$b;
		1264
		1265	return 0 if @ka != @kb;
		1266
		1267	for (0 .. $#ka) {
		1268	return 0 unless $ka[$_] eq $kb[$_];
		1269	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1270	}
		1271
		1272	} elsif ("ARRAY" eq ref $a) {
		1273
		1274	return 0 if @$a != @$b;
		1275
		1276	for (0 .. $#$a) {
		1277	return 0 unless _object_equal $a->[$_], $b->[$_];
		1278	}
		1279
		1280	} elsif ($a ne $b) {
		1281	return 0;
		1282	}
		1283
		1284	1
		1285	}
		1286
		1287	our $SLOW_MERGES;#d#
973	sub _can_merge {	1288	sub _can_merge {
974	my ($ob1, $ob2) = @_;	1289	my ($ob1, $ob2) = @_;
975		1290
976	local $Storable::canonical = 1;	1291	++$SLOW_MERGES;#d#
977	my $fob1 = Storable::freeze $ob1;
978	my $fob2 = Storable::freeze $ob2;
979		1292
980	$fob1 eq $fob2	1293	# we do the slow way here
		1294	return _object_equal $ob1, $ob2
981	}	1295	}
982		1296
983	sub reattach {	1297	sub reattach {
984	# basically do the same as instantiate, without calling instantiate	1298	# basically do the same as instantiate, without calling instantiate
985	my ($obj) = @_;	1299	my ($obj) = @_;
986		1300
		1301	# no longer needed after getting rid of delete_package?
987	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1302	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
988		1303
989	my $registry = $obj->registry;	1304	my $registry = $obj->registry;
990		1305
991	@$registry = ();	1306	@$registry = ();
992		1307
…		…
997	for (@$attach) {	1312	for (@$attach) {
998	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
999	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
1000	}	1315	}
1001	} else {	1316	} else {
1002	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
1003	}	1318	}
1004	}	1319	}
1005	}	1320	}
1006		1321
1007	cf::attachable->attach (	1322	cf::attachable->attach (
1008	prio => -1000000,	1323	prio => -1000000,
1009	on_instantiate => sub {	1324	on_instantiate => sub {
1010	my ($obj, $data) = @_;	1325	my ($obj, $data) = @_;
1011		1326
1012	$data = from_json $data;	1327	$data = decode_json $data;
1013		1328
1014	for (@$data) {	1329	for (@$data) {
1015	my ($name, $args) = @$_;	1330	my ($name, $args) = @$_;
1016		1331
1017	$obj->attach ($name, %{$args || {} });	1332	$obj->attach ($name, %{$args || {} });
…		…
1034	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
1035		1350
1036	sync_job {	1351	sync_job {
1037	if (length $$rdata) {	1352	if (length $$rdata) {
1038	utf8::decode (my $decname = $filename);	1353	utf8::decode (my $decname = $filename);
1039	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
1040	$decname, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
1041		1357
1042	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1043	chmod SAVE_MODE, $fh;	1359	aio_chmod $fh, SAVE_MODE;
1044	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1045	aio_fsync $fh if $cf::USE_FSYNC;	1361	if ($cf::USE_FSYNC) {
		1362	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;
		1363	aio_fsync $fh;
		1364	}
1046	close $fh;	1365	aio_close $fh;
1047		1366
1048	if (@$objs) {	1367	if (@$objs) {
1049	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1368	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1369	aio_chmod $fh, SAVE_MODE;
1051	my $data = Storable::nfreeze { version => 1, objs => $objs };	1370	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1052	aio_write $fh, 0, (length $data), $data, 0;	1371	aio_write $fh, 0, (length $data), $data, 0;
1053	aio_fsync $fh if $cf::USE_FSYNC;	1372	if ($cf::USE_FSYNC) {
		1373	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;
		1374	aio_fsync $fh;
		1375	}
1054	close $fh;	1376	aio_close $fh;
1055	aio_rename "$filename.pst~", "$filename.pst";	1377	aio_rename "$filename.pst~", "$filename.pst";
1056	}	1378	}
1057	} else {	1379	} else {
1058	aio_unlink "$filename.pst";	1380	aio_unlink "$filename.pst";
1059	}	1381	}
1060		1382
1061	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
		1384
		1385	$filename =~ s%/[^/]+$%%;
		1386	aio_pathsync $filename if $cf::USE_FSYNC;
1062	} else {	1387	} else {
1063	warn "FATAL: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
1064	}	1389	}
1065	} else {	1390	} else {
1066	aio_unlink $filename;	1391	aio_unlink $filename;
1067	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1068	}	1393	}
…		…
1087		1412
1088	unless (aio_stat "$filename.pst") {	1413	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1414	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1415	or return;
1091		1416
1092	$av = eval { (Storable::thaw $av)->{objs} };	1417	my $st = eval { Coro::Storable::thaw $av };
		1418	$av = $st->{objs};
1093	}	1419	}
1094		1420
1095	utf8::decode (my $decname = $filename);	1421	utf8::decode (my $decname = $filename);
1096	warn sprintf "loading %s (%d,%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1097	$decname, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
1098		1425
1099	($data, $av)	1426	($data, $av)
1100	}	1427	}
1101		1428
1102	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
…		…
1106	=cut	1433	=cut
1107		1434
1108	#############################################################################	1435	#############################################################################
1109	# command handling &c	1436	# command handling &c
1110		1437
1111	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1112		1439
1113	Register a callback for execution when the client sends the user command	1440	Register a callback for execution when the client sends the user command
1114	$name.	1441	$name.
1115		1442
1116	=cut	1443	=cut
…		…
1122	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1123		1450
1124	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1125	}	1452	}
1126		1453
1127	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1128		1455
1129	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1130	extcmd packet. Ext commands will be processed in the order they are	1457	extcmd packet. Ext commands will be processed in the order they are
1131	received by the server, like other user commands. The first argument is	1458	received by the server, like other user commands. The first argument is
1132	the logged-in player. Ext commands can only be processed after a player	1459	the logged-in player. Ext commands can only be processed after a player
1133	has logged in successfully.	1460	has logged in successfully.
1134		1461
1135	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1136	called.
1137		1463
		1464	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1465
		1466	Same as C<cf::register_extcmd>, but instead of returning values, the
		1467	callback needs to clal the C<$reply> function.
		1468
1138	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1139		1470
1140	Register a callback for execution when the client sends an (asynchronous)	1471	Register a callback for execution when the client sends an (asynchronous)
1141	exticmd packet. Exti commands are processed by the server as soon as they	1472	exticmd packet. Exti commands are processed by the server as soon as they
1142	are received, i.e. out of order w.r.t. other commands. The first argument	1473	are received, i.e. out of order w.r.t. other commands. The first argument
1143	is a client socket. Exti commands can be received anytime, even before	1474	is a client socket. Exti commands can be received anytime, even before
1144	log-in.	1475	log-in.
1145		1476
1146	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1147	called.
1148		1478
1149	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1150		1480
		1481	Same as C<cf::register_extcmd>, but instead of returning values, the
		1482	callback needs to clal the C<$reply> function.
		1483
		1484	=cut
		1485
1151	sub register_extcmd {	1486	sub register_extcmd($$) {
1152	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1153		1488
1154	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1155	}	1490	}
1156		1491
1157	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1158	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1159		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1160	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1161	}	1502	}
1162		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
		1510	use File::Glob ();
		1511
1163	cf::player->attach (	1512	cf::player->attach (
1164	on_command => sub {	1513	on_unknown_command => sub {
1165	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1166		1515
1167	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1168	or return;	1517	or return;
1169		1518
…		…
1177	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1178		1527
1179	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1180		1529
1181	if (ref $msg) {	1530	if (ref $msg) {
1182	my ($type, $reply, @payload) =	1531	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1183	"ARRAY" eq ref $msg
1184	? @$msg
1185	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1186		1532
1187	my @reply;
1188
1189	if (my $cb = $EXTCMD{$type}) {	1533	if (my $cb = $EXTACMD{$type}) {
		1534	$cb->(
		1535	$pl,
		1536	sub {
		1537	$pl->ext_msg ("reply-$reply", @_)
		1538	if $reply;
		1539	},
		1540	@payload
		1541	);
		1542	} else {
		1543	my @reply;
		1544
		1545	if (my $cb = $EXTCMD{$type}) {
1190	@reply = $cb->($pl, @payload);	1546	@reply = $cb->($pl, @payload);
		1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1191	}	1551	}
1192		1552
1193	$pl->ext_reply ($reply, @reply)
1194	if $reply;
1195
1196	} else {	1553	} else {
1197	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1198	}	1555	}
1199		1556
1200	cf::override;	1557	cf::override;
1201	},	1558	},
1202	);	1559	);
1203		1560
		1561	# "readahead" all extensions
		1562	sub cache_extensions {
		1563	my $grp = IO::AIO::aio_group;
		1564
		1565	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1566	for (grep /\.ext$/, @{$_[0]}) {
		1567	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1568	}
		1569	};
		1570
		1571	$grp
		1572	}
		1573
		1574	sub _ext_cfg_reg($$$$) {
		1575	my ($rvar, $varname, $cfgname, $default) = @_;
		1576
		1577	$cfgname = lc $varname
		1578	unless length $cfgname;
		1579
		1580	$EXT_CFG{$cfgname} = [$rvar, $default];
		1581
		1582	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1583	}
		1584
1204	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1205	cf::sync_job {	1590	cf::sync_job {
1206	my %todo;	1591	my %todo;
1207		1592
1208	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1209	next unless -r $path;	1594	next unless -r $path;
…		…
1227		1612
1228	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1229	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1230		1615
1231	$ext{source} =	1616	$ext{source} =
1232	"package $pkg; use strict; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1233	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1234	. $source	1619	. $source
1235	. "\n};\n1";	1620	. "\n};\n1";
1236		1621
1237	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1238	}	1623	}
1239		1624
		1625	my $pass = 0;
1240	my %done;	1626	my %done;
1241	while (%todo) {	1627	while (%todo) {
1242	my $progress;	1628	my $progress;
1243		1629
		1630	++$pass;
		1631
		1632	ext:
1244	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1245	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1246	goto skip	1635	next ext
1247	unless exists $done{$_};	1636	unless exists $done{$_};
1248	}	1637	}
1249		1638
1250	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1251		1640
1252	unless (eval $v->{source}) {	1641	my $source = $v->{source};
		1642
		1643	# support "CONF varname :confname = default" pseudo-statements
		1644	$source =~ s{
		1645	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1646	}{
		1647	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1648	}gmxe;
		1649
		1650	my $active = eval $source;
		1651
		1652	if (length $@) {
1253	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1254	: "$v->{base}: extension inactive.\n";
1255		1654
		1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1256	if (exists $v->{meta}{mandatory}) {	1656	if exists $v->{meta}{mandatory};
1257	warn $msg;	1657
1258	warn "mandatory extension failed to load, exiting.\n";	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1259	exit 1;	1659	delete $todo{$k};
1260	}	1660	} else {
1261		1661	$done{$k} = delete $todo{$k};
1262	warn $msg;	1662	push @EXTS, $v->{pkg};
		1663	$progress = 1;
		1664
		1665	info "$v->{base}: extension inactive.\n"
		1666	unless $active;
1263	}	1667	}
1264
1265	$done{$k} = delete $todo{$k};
1266	push @EXTS, $v->{pkg};
1267	$progress = 1;
1268	}	1668	}
1269		1669
1270	skip:	1670	unless ($progress) {
1271	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1272	unless $progress;	1672
		1673	while (my ($k, $v) = each %todo) {
		1674	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1675	if exists $v->{meta}{mandatory};
		1676	}
		1677
		1678	last;
		1679	}
1273	}	1680	}
1274	};	1681	};
1275	}	1682	}
1276		1683
1277	#############################################################################	1684	#############################################################################
1278		1685
1279	=back	1686	=back
1280		1687
1281	=head2 CORE EXTENSIONS	1688	=head2 CORE EXTENSIONS
1282		1689
1283	Functions and methods that extend core crossfire objects.	1690	Functions and methods that extend core deliantra objects.
1284		1691
1285	=cut	1692	=cut
1286		1693
1287	package cf::player;	1694	package cf::player;
1288		1695
…		…
1331		1738
1332	sub exists($) {	1739	sub exists($) {
1333	my ($login) = @_;	1740	my ($login) = @_;
1334		1741
1335	$cf::PLAYER{$login}	1742	$cf::PLAYER{$login}
1336	or cf::sync_job { !aio_stat path $login }	1743	or !aio_stat path $login
1337	}	1744	}
1338		1745
1339	sub find($) {	1746	sub find($) {
1340	return $cf::PLAYER{$_[0]} || do {	1747	return $cf::PLAYER{$_[0]} || do {
1341	my $login = $_[0];	1748	my $login = $_[0];
…		…
1353	my $f = new_from_file cf::object::thawer path $login	1760	my $f = new_from_file cf::object::thawer path $login
1354	or return;	1761	or return;
1355		1762
1356	my $pl = cf::player::load_pl $f	1763	my $pl = cf::player::load_pl $f
1357	or return;	1764	or return;
		1765
1358	local $cf::PLAYER_LOADING{$login} = $pl;	1766	local $cf::PLAYER_LOADING{$login} = $pl;
1359	$f->resolve_delayed_derefs;	1767	$f->resolve_delayed_derefs;
1360	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1361	}	1769	}
1362	}	1770	}
1363	}	1771	}
1364		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($pl, $path) = @_;
		1776
		1777	# restore slots saved in save, below
		1778	my $slots = delete $pl->{_slots};
		1779
		1780	$pl->ob->current_weapon ($slots->[0]);
		1781	$pl->combat_ob ($slots->[1]);
		1782	$pl->ranged_ob ($slots->[2]);
		1783	},
		1784	);
		1785
1365	sub save($) {	1786	sub save($) {
1366	my ($pl) = @_;	1787	my ($pl) = @_;
1367		1788
1368	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
1369		1790
…		…
1372		1793
1373	return if $pl->{deny_save};	1794	return if $pl->{deny_save};
1374		1795
1375	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1376	$pl->{last_save} = $cf::RUNTIME;	1797	$pl->{last_save} = $cf::RUNTIME;
		1798
		1799	cf::get_slot 0.01;
		1800
		1801	# save slots, to be restored later
		1802	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1377		1803
1378	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1379	cf::cede_to_tick;	1805	cf::cede_to_tick;
1380	}	1806	}
1381		1807
…		…
1413	my ($pl) = @_;	1839	my ($pl) = @_;
1414		1840
1415	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1416		1842
1417	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1418	$pl->password ("*"); # this should lock out the player until we nuked the dir	1844	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1419		1845
1420	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1421	$pl->deactivate;	1847	$pl->deactivate;
		1848
		1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1422	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1423	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1424		1854
1425	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1426	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1427	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1465		1895
1466	for my $login (@$dirs) {	1896	for my $login (@$dirs) {
1467	my $path = path $login;	1897	my $path = path $login;
1468		1898
1469	# a .pst is a dead give-away for a valid player	1899	# a .pst is a dead give-away for a valid player
1470	unless (-e "$path.pst") {	1900	# if no pst file found, open and chekc for blocked users
		1901	if (aio_stat "$path.pst") {
1471	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1902	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1472	aio_read $fh, 0, 512, my $buf, 0 or next;	1903	aio_read $fh, 0, 512, my $buf, 0 or next;
1473	$buf !~ /^password -------------$/m or next; # official not-valid tag	1904	$buf !~ /^password -------------$/m or next; # official not-valid tag
1474	}	1905	}
1475		1906
…		…
1479		1910
1480	\@logins	1911	\@logins
1481	}	1912	}
1482		1913
1483	=item $player->maps	1914	=item $player->maps
		1915
		1916	=item cf::player::maps $login
1484		1917
1485	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1486	player. May block.	1919	player. May block.
1487		1920
1488	=cut	1921	=cut
…		…
1506	}	1939	}
1507		1940
1508	\@paths	1941	\@paths
1509	}	1942	}
1510		1943
1511	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1512		1945
1513	Expand crossfire pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1514
1515	=cut
1516
1517	sub expand_cfpod {
1518	((my $self), (local $_)) = @_;
1519
1520	# escape & and <
1521	s/&/&amp;/g;
1522	s/(?<![BIUGHT])</&lt;/g;
1523
1524	# this is buggy, it needs to properly take care of nested <'s
1525
1526	1 while
1527	# replace B<>, I<>, U<> etc.
1528	s/B<([^\>]*)>/<b>$1<\/b>/
1529	|| s/I<([^\>]*)>/<i>$1<\/i>/
1530	|| s/U<([^\>]*)>/<u>$1<\/u>/
1531	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1532	# replace G<male|female> tags
1533	|| s{G<([^>|]*)\|([^>]*)>}{
1534	$self->gender ? $2 : $1
1535	}ge
1536	# replace H<hint text>
1537	|| s{H<([^\>]*)>}
1538	{
1539	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1540	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1541	"")
1542	[$self->{hintmode}]
1543	}ge;
1544
1545	# create single paragraphs (very hackish)
1546	s/(?<=\S)\n(?=\w)/ /g;
1547
1548	# compress some whitespace
1549	s/\s+\n/\n/g; # ws line-ends
1550	s/\n\n+/\n/g; # double lines
1551	s/^\n+//; # beginning lines
1552	s/\n+$//; # ending lines
1553
1554	$_
1555	}
1556
1557	sub hintmode {
1558	$_[0]{hintmode} = $_[1] if @_ > 1;
1559	$_[0]{hintmode}
1560	}
1561
1562	=item $player->ext_reply ($msgid, @msg)
1563
1564	Sends an ext reply to the player.
1565
1566	=cut
1567
1568	sub ext_reply($$@) {
1569	my ($self, $id, @msg) = @_;
1570
1571	$self->ns->ext_reply ($id, @msg)
1572	}
1573		1947
1574	=item $player->ext_msg ($type, @msg)	1948	=item $player->ext_msg ($type, @msg)
1575		1949
1576	Sends an ext event to the client.	1950	Sends an ext event to the client.
1577		1951
…		…
1597		1971
1598	=cut	1972	=cut
1599		1973
1600	sub find_by_path($) {	1974	sub find_by_path($) {
1601	my ($path) = @_;	1975	my ($path) = @_;
		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
1602		1978
1603	my ($match, $specificity);	1979	my ($match, $specificity);
1604		1980
1605	for my $region (list) {	1981	for my $region (list) {
1606	if ($region->{match} && $path =~ $region->{match}) {	1982	if ($region->{match} && $path =~ $region->{match}) {
…		…
1632	our $MAX_RESET = 3600;	2008	our $MAX_RESET = 3600;
1633	our $DEFAULT_RESET = 3000;	2009	our $DEFAULT_RESET = 3000;
1634		2010
1635	sub generate_random_map {	2011	sub generate_random_map {
1636	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1637	# mit "rum" bekleckern, nicht	2013
		2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2015
1638	$self->_create_random_map (	2016	$self->_create_random_map ($rmp);
1639	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1640	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1641	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1642	$rmp->{exit_on_final_map},
1643	$rmp->{xsize}, $rmp->{ysize},
1644	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1645	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1646	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1647	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1648	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1649	(cf::region::find $rmp->{region}), $rmp->{custom}
1650	)
1651	}	2017	}
1652		2018
1653	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1654		2020
1655	Register a handler for the map path matching the given regex at the	2021	Register a handler for the map path matching the given regex at the
…		…
1660		2026
1661	sub register {	2027	sub register {
1662	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1663	my $pkg = caller;	2029	my $pkg = caller;
1664		2030
1665	no strict;
1666	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1667		2032
1668	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1669	}	2034	}
1670		2035
1671	# also paths starting with '/'	2036	# also paths starting with '/'
1672	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1673		2038
1674	sub thawer_merge {	2039	sub thawer_merge {
1675	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1676		2041
1677	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1682	}	2047	}
1683		2048
1684	sub normalise {	2049	sub normalise {
1685	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1686		2051
1687	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1688		2053
1689	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1690		2055
1691	# map plan:	2056	# map plan:
1692	#	2057	#
…		…
1707	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1708	$path = "$base/$path";	2073	$path = "$base/$path";
1709	}	2074	}
1710		2075
1711	for ($path) {	2076	for ($path) {
1712	redo if s{//}{/};
1713	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1714	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1715	}	2079	}
1716		2080
1717	$path	2081	$path
…		…
1731	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1732	return $self;	2096	return $self;
1733	}	2097	}
1734	}	2098	}
1735		2099
1736	Carp::cluck "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1737	()	2101	()
1738	}	2102	}
1739		2103
		2104	# may re-bless or do other evil things
1740	sub init {	2105	sub init {
1741	my ($self) = @_;	2106	my ($self) = @_;
1742		2107
1743	$self	2108	$self
1744	}	2109	}
…		…
1763		2128
1764	# the temporary/swap location	2129	# the temporary/swap location
1765	sub save_path {	2130	sub save_path {
1766	my ($self) = @_;	2131	my ($self) = @_;
1767		2132
1768	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2133	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1769	"$TMPDIR/$path.map"	2134	"$TMPDIR/$path.map"
1770	}	2135	}
1771		2136
1772	# the unique path, undef == no special unique path	2137	# the unique path, undef == no special unique path
1773	sub uniq_path {	2138	sub uniq_path {
1774	my ($self) = @_;	2139	my ($self) = @_;
1775		2140
1776	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2141	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1777	"$UNIQUEDIR/$path"	2142	"$UNIQUEDIR/$path"
1778	}
1779
1780	# and all this just because we cannot iterate over
1781	# all maps in C++...
1782	sub change_all_map_light {
1783	my ($change) = @_;
1784
1785	$_->change_map_light ($change)
1786	for grep $_->outdoor, values %cf::MAP;
1787	}	2143	}
1788		2144
1789	sub decay_objects {	2145	sub decay_objects {
1790	my ($self) = @_;	2146	my ($self) = @_;
1791		2147
…		…
1818	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1819		2175
1820	1	2176	1
1821	}	2177	}
1822		2178
		2179	# used to laod the header of an original map
1823	sub load_header_orig {	2180	sub load_header_orig {
1824	my ($self) = @_;	2181	my ($self) = @_;
1825		2182
1826	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1827	}	2184	}
1828		2185
		2186	# used to laod the header of an instantiated map
1829	sub load_header_temp {	2187	sub load_header_temp {
1830	my ($self) = @_;	2188	my ($self) = @_;
1831		2189
1832	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1833	}	2191	}
1834		2192
		2193	# called after loading the header from an instantiated map
1835	sub prepare_temp {	2194	sub prepare_temp {
1836	my ($self) = @_;	2195	my ($self) = @_;
1837		2196
1838	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1839	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1840	# safety	2199	# safety
1841	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1842	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1843	}	2202	}
1844		2203
		2204	# called after loading the header from an original map
1845	sub prepare_orig {	2205	sub prepare_orig {
1846	my ($self) = @_;	2206	my ($self) = @_;
1847		2207
1848	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1849	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1873		2233
1874	sub find;	2234	sub find;
1875	sub find {	2235	sub find {
1876	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1877		2237
		2238	cf::cede_to_tick;
		2239
1878	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1879		2241
1880	cf::lock_wait "map_data:$path";#d#remove	2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1881	cf::lock_wait "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1882		2244
1883	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
1884	my $guard1 = cf::lock_acquire "map_find:$path";
1885	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1886
1887	my $map = new_from_path cf::map $path	2246	my $map = new_from_path cf::map $path
1888	or return;	2247	or return;
1889		2248
1890	$map->{last_save} = $cf::RUNTIME;	2249	$map->{last_save} = $cf::RUNTIME;
1891		2250
…		…
1893	or return;	2252	or return;
1894		2253
1895	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2254	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1896	# doing this can freeze the server in a sync job, obviously	2255	# doing this can freeze the server in a sync job, obviously
1897	#$cf::WAIT_FOR_TICK->wait;	2256	#$cf::WAIT_FOR_TICK->wait;
		2257	undef $guard2;
1898	undef $guard1;	2258	undef $guard1;
1899	undef $guard2;
1900	$map->reset;	2259	$map->reset;
1901	return find $path;	2260	return find $path;
1902	}	2261	}
1903		2262
1904	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
1905	}	2264	}
1906	}	2265	}
1907		2266
1908	sub pre_load { }	2267	sub pre_load { }
1909	sub post_load { }	2268	#sub post_load { } # XS
1910		2269
1911	sub load {	2270	sub load {
1912	my ($self) = @_;	2271	my ($self) = @_;
1913		2272
1914	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1917		2276
1918	{	2277	{
1919	my $guard = cf::lock_acquire "map_data:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
1920		2279
1921	return unless $self->valid;	2280	return unless $self->valid;
1922	return unless $self->in_memory == cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
1923
1924	$self->in_memory (cf::MAP_LOADING);
1925		2282
1926	$self->alloc;	2283	$self->alloc;
1927		2284
1928	$self->pre_load;	2285	$self->pre_load;
1929	cf::cede_to_tick;	2286	cf::cede_to_tick;
1930		2287
		2288	if (exists $self->{load_path}) {
1931	my $f = new_from_file cf::object::thawer $self->{load_path};	2289	my $f = new_from_file cf::object::thawer $self->{load_path};
1932	$f->skip_block;	2290	$f->skip_block;
1933	$self->_load_objects ($f)	2291	$self->_load_objects ($f)
1934	or return;	2292	or return;
1935		2293
1936	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2294	$self->post_load_original
1937	if delete $self->{load_original};	2295	if delete $self->{load_original};
1938		2296
1939	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
1940	utf8::encode $uniq;	2298	utf8::encode $uniq;
1941	unless (aio_stat $uniq) {	2299	unless (aio_stat $uniq) {
1942	if (my $f = new_from_file cf::object::thawer $uniq) {	2300	if (my $f = new_from_file cf::object::thawer $uniq) {
1943	$self->clear_unique_items;	2301	$self->clear_unique_items;
1944	$self->_load_objects ($f);	2302	$self->_load_objects ($f);
1945	$f->resolve_delayed_derefs;	2303	$f->resolve_delayed_derefs;
		2304	}
1946	}	2305	}
1947	}	2306	}
1948	}
1949		2307
1950	$f->resolve_delayed_derefs;	2308	$f->resolve_delayed_derefs;
		2309	} else {
		2310	$self->post_load_original
		2311	if delete $self->{load_original};
		2312	}
		2313
		2314	$self->state (cf::MAP_INACTIVE);
1951		2315
1952	cf::cede_to_tick;	2316	cf::cede_to_tick;
1953	# now do the right thing for maps	2317	# now do the right thing for maps
1954	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
1955	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
…		…
1959	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
1960	$self->decay_objects;	2324	$self->decay_objects;
1961	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
1962	$self->update_buttons;	2326	$self->update_buttons;
1963	cf::cede_to_tick;	2327	cf::cede_to_tick;
1964	$self->set_darkness_map;	2328	#$self->activate; # no longer activate maps automatically
1965	cf::cede_to_tick;
1966	$self->activate;
1967	}	2329	}
1968		2330
1969	$self->{last_save} = $cf::RUNTIME;	2331	$self->{last_save} = $cf::RUNTIME;
1970	$self->last_access ($cf::RUNTIME);	2332	$self->last_access ($cf::RUNTIME);
1971
1972	$self->in_memory (cf::MAP_IN_MEMORY);
1973	}	2333	}
1974		2334
1975	$self->post_load;	2335	$self->post_load;
1976	}
1977		2336
		2337	1
		2338	}
		2339
		2340	# customize the map for a given player, i.e.
		2341	# return the _real_ map. used by e.g. per-player
		2342	# maps to change the path to ~playername/mappath
1978	sub customise_for {	2343	sub customise_for {
1979	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
1980		2345
1981	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
1982	if $self->per_player;	2347	if $self->per_player;
…		…
1985	# if $self->per_party;	2350	# if $self->per_party;
1986		2351
1987	$self	2352	$self
1988	}	2353	}
1989		2354
1990	# find and load all maps in the 3x3 area around a map
1991	sub load_neighbours {
1992	my ($map) = @_;
1993
1994	my @neigh; # diagonal neighbours
1995
1996	for (0 .. 3) {
1997	my $neigh = $map->tile_path ($_)
1998	or next;
1999	$neigh = find $neigh, $map
2000	or next;
2001	$neigh->load;
2002
2003	push @neigh,
2004	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2005	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2006	}
2007
2008	for (grep defined $_->[0], @neigh) {
2009	my ($path, $origin) = @$_;
2010	my $neigh = find $path, $origin
2011	or next;
2012	$neigh->load;
2013	}
2014	}
2015
2016	sub find_sync {	2355	sub find_sync {
2017	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
2018		2357
2019	cf::sync_job { find $path, $origin }	2358	# it's a bug to call this from the main context
		2359	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2360	if $Coro::current == $Coro::main;
		2361
		2362	find $path, $origin
2020	}	2363	}
2021		2364
2022	sub do_load_sync {	2365	sub do_load_sync {
2023	my ($map) = @_;	2366	my ($map) = @_;
2024		2367
		2368	# it's a bug to call this from the main context
2025	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2026	if $Coro::current == $Coro::main;	2370	if $Coro::current == $Coro::main;
2027		2371
2028	cf::sync_job { $map->load };	2372	$map->load;
2029	}	2373	}
2030		2374
2031	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
2032	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
2033		2377
2034	sub find_async {	2378	sub find_async {
2035	my ($path, $origin, $load) = @_;	2379	my ($path, $origin, $load) = @_;
2036		2380
2037	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
2038		2382
2039	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
2040	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2384	return $map if !$load || $map->linkable;
2041	}	2385	}
2042		2386
2043	$MAP_PREFETCH{$path} |= $load;	2387	$MAP_PREFETCH{$path} |= $load;
2044		2388
2045	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
…		…
2059	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
2060		2404
2061	()	2405	()
2062	}	2406	}
2063		2407
		2408	# common code, used by both ->save and ->swapout
2064	sub save {	2409	sub _save {
2065	my ($self) = @_;	2410	my ($self) = @_;
2066
2067	my $lock = cf::lock_acquire "map_data:$self->{path}";
2068		2411
2069	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
2070		2413
2071	return unless $self->dirty;	2414	return unless $self->dirty;
2072		2415
…		…
2081		2424
2082	cf::async {	2425	cf::async {
2083	$Coro::current->{desc} = "map player save";	2426	$Coro::current->{desc} = "map player save";
2084	$_->contr->save for $self->players;	2427	$_->contr->save for $self->players;
2085	};	2428	};
		2429
		2430	cf::get_slot 0.02;
2086		2431
2087	if ($uniq) {	2432	if ($uniq) {
2088	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2433	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2089	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2434	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2090	} else {	2435	} else {
2091	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2436	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2092	}	2437	}
2093	}	2438	}
2094		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
2095	sub swap_out {	2448	sub swap_out {
2096	my ($self) = @_;	2449	my ($self) = @_;
2097		2450
2098	# save first because save cedes
2099	$self->save;
2100
2101	my $lock = cf::lock_acquire "map_data:$self->{path}";	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
2102		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
2103	return if $self->players;	2455	return if $self->players;
2104	return if $self->in_memory != cf::MAP_IN_MEMORY;	2456
		2457	# first deactivate the map and "unlink" it from the core
		2458	$self->deactivate;
		2459	$_->clear_links_to ($self) for values %cf::MAP;
		2460	$self->state (cf::MAP_SWAPPED);
		2461
		2462	# then atomically save
		2463	$self->_save;
		2464
		2465	# then free the map
		2466	$self->clear;
		2467	}
		2468
		2469	sub reset_at {
		2470	my ($self) = @_;
		2471
		2472	# TODO: safety, remove and allow resettable per-player maps
2105	return if $self->{deny_save};	2473	return 1e99 if $self->{deny_reset};
2106		2474
		2475	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2476	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2477
		2478	$time + $to
		2479	}
		2480
		2481	sub should_reset {
		2482	my ($self) = @_;
		2483
		2484	$self->reset_at <= $cf::RUNTIME
		2485	}
		2486
		2487	sub reset {
		2488	my ($self) = @_;
		2489
		2490	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2491
		2492	return if $self->players;
		2493
		2494	cf::trace "resetting map ", $self->path, "\n";
		2495
2107	$self->in_memory (cf::MAP_SWAPPED);	2496	$self->state (cf::MAP_SWAPPED);
		2497
		2498	# need to save uniques path
		2499	unless ($self->{deny_save}) {
		2500	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2501
		2502	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2503	if $uniq;
		2504	}
		2505
		2506	delete $cf::MAP{$self->path};
2108		2507
2109	$self->deactivate;	2508	$self->deactivate;
2110	$_->clear_links_to ($self) for values %cf::MAP;	2509	$_->clear_links_to ($self) for values %cf::MAP;
2111	$self->clear;	2510	$self->clear;
2112	}
2113
2114	sub reset_at {
2115	my ($self) = @_;
2116
2117	# TODO: safety, remove and allow resettable per-player maps
2118	return 1e99 if $self->{deny_reset};
2119
2120	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2121	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2122
2123	$time + $to
2124	}
2125
2126	sub should_reset {
2127	my ($self) = @_;
2128
2129	$self->reset_at <= $cf::RUNTIME
2130	}
2131
2132	sub reset {
2133	my ($self) = @_;
2134
2135	my $lock = cf::lock_acquire "map_data:$self->{path}";
2136
2137	return if $self->players;
2138
2139	warn "resetting map ", $self->path;
2140
2141	$self->in_memory (cf::MAP_SWAPPED);
2142
2143	# need to save uniques path
2144	unless ($self->{deny_save}) {
2145	my $uniq = $self->uniq_path; utf8::encode $uniq;
2146
2147	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2148	if $uniq;
2149	}
2150
2151	delete $cf::MAP{$self->path};
2152
2153	$self->deactivate;
2154	$_->clear_links_to ($self) for values %cf::MAP;
2155	$self->clear;
2156		2511
2157	$self->unlink_save;	2512	$self->unlink_save;
2158	$self->destroy;	2513	$self->destroy;
2159	}	2514	}
2160		2515
…		…
2168		2523
2169	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2170		2525
2171	$self->unlink_save;	2526	$self->unlink_save;
2172		2527
2173	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2174	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2175	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2176	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2177	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2178		2533
…		…
2227		2582
2228	sub unique_maps() {	2583	sub unique_maps() {
2229	[	2584	[
2230	map {	2585	map {
2231	utf8::decode $_;	2586	utf8::decode $_;
2232	/\.map$/	2587	s/\.map$//; # TODO future compatibility hack
		2588	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2589	? ()
2233	? normalise $_	2590	: normalise $_
2234	: ()
2235	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2236	]	2592	]
2237	}	2593	}
2238		2594
2239	package cf;	2595	=item cf::map::static_maps
		2596
		2597	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2598	file in the shared directory excluding F</styles> and F</editor>). May
		2599	block.
		2600
		2601	=cut
		2602
		2603	sub static_maps() {
		2604	my @dirs = "";
		2605	my @maps;
		2606
		2607	while (@dirs) {
		2608	my $dir = shift @dirs;
		2609
		2610	next if $dir eq "/styles" || $dir eq "/editor";
		2611
		2612	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2613	or return;
		2614
		2615	for (@$files) {
		2616	s/\.map$// or next;
		2617	utf8::decode $_;
		2618	push @maps, "$dir/$_";
		2619	}
		2620
		2621	push @dirs, map "$dir/$_", @$dirs;
		2622	}
		2623
		2624	\@maps
		2625	}
2240		2626
2241	=back	2627	=back
2242		2628
2243	=head3 cf::object	2629	=head3 cf::object
2244		2630
…		…
2248		2634
2249	=over 4	2635	=over 4
2250		2636
2251	=item $ob->inv_recursive	2637	=item $ob->inv_recursive
2252		2638
2253	Returns the inventory of the object _and_ their inventories, recursively.	2639	Returns the inventory of the object I<and> their inventories, recursively,
		2640	but I<not> the object itself.
2254		2641
2255	=cut	2642	=cut
2256		2643
2257	sub inv_recursive_;	2644	sub inv_recursive_;
2258	sub inv_recursive_ {	2645	sub inv_recursive_ {
…		…
2263	inv_recursive_ inv $_[0]	2650	inv_recursive_ inv $_[0]
2264	}	2651	}
2265		2652
2266	=item $ref = $ob->ref	2653	=item $ref = $ob->ref
2267		2654
2268	creates and returns a persistent reference to an objetc that can be stored as a string.	2655	Creates and returns a persistent reference to an object that can be stored as a string.
2269		2656
2270	=item $ob = cf::object::deref ($refstring)	2657	=item $ob = cf::object::deref ($refstring)
2271		2658
2272	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2659	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2273	even if the object actually exists. May block.	2660	even if the object actually exists. May block.
…		…
2305	can be C<undef>. Does the right thing when the player is currently in a	2692	can be C<undef>. Does the right thing when the player is currently in a
2306	dialogue with the given NPC character.	2693	dialogue with the given NPC character.
2307		2694
2308	=cut	2695	=cut
2309		2696
		2697	our $SAY_CHANNEL = {
		2698	id => "say",
		2699	title => "Map",
		2700	reply => "say ",
		2701	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2702	};
		2703
		2704	our $CHAT_CHANNEL = {
		2705	id => "chat",
		2706	title => "Chat",
		2707	reply => "chat ",
		2708	tooltip => "Player chat and shouts, global to the server.",
		2709	};
		2710
2310	# rough implementation of a future "reply" method that works	2711	# rough implementation of a future "reply" method that works
2311	# with dialog boxes.	2712	# with dialog boxes.
2312	#TODO: the first argument must go, split into a $npc->reply_to ( method	2713	#TODO: the first argument must go, split into a $npc->reply_to ( method
2313	sub cf::object::player::reply($$$;$) {	2714	sub cf::object::player::reply($$$;$) {
2314	my ($self, $npc, $msg, $flags) = @_;	2715	my ($self, $npc, $msg, $flags) = @_;
…		…
2325	my $dialog = $pl->{npc_dialog};	2726	my $dialog = $pl->{npc_dialog};
2326	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2727	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2327		2728
2328	} else {	2729	} else {
2329	$msg = $npc->name . " says: $msg" if $npc;	2730	$msg = $npc->name . " says: $msg" if $npc;
2330	$self->message ($msg, $flags);	2731	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2331	}	2732	}
2332	}	2733	}
2333	}	2734	}
2334		2735
2335	=item $object->send_msg ($channel, $msg, $color, [extra...])	2736	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2360		2761
2361	=item $player_object->enter_link	2762	=item $player_object->enter_link
2362		2763
2363	Freezes the player and moves him/her to a special map (C<{link}>).	2764	Freezes the player and moves him/her to a special map (C<{link}>).
2364		2765
2365	The player should be reasonably safe there for short amounts of time. You	2766	The player should be reasonably safe there for short amounts of time (e.g.
2366	I<MUST> call C<leave_link> as soon as possible, though.	2767	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2768	though, as the player cannot control the character while it is on the link
		2769	map.
2367		2770
2368	Will never block.	2771	Will never block.
2369		2772
2370	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
2371		2774
…		…
2391	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2392	my ($self) = @_;	2795	my ($self) = @_;
2393		2796
2394	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2395		2798
		2799	++$self->{_link_recursion};
		2800
2396	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2397		2802
2398	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2399	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2400		2805
2401	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2402	}	2807	}
2403		2808
2404	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2405	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2406		2811
…		…
2423	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2424	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2425		2830
2426	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2427	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2428	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2429		2834
2430	$map->load;	2835	$map->load;
2431	$map->load_neighbours;
2432		2836
2433	return unless $self->contr->active;	2837	return unless $self->contr->active;
2434	$self->activate_recursive;
2435		2838
2436	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2437	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2438	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2439		2846
		2847	}
		2848
2440	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2849	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2441		2850
2442	Moves the player to the given map-path and coordinates by first freezing	2851	Moves the player to the given map-path and coordinates by first freezing
2443	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2444	that has to return the map if sucecssful, and then unfreezes the player on	2853	that has to return the map if sucecssful, and then unfreezes the player on
2445	the new (success) or old (failed) map position. In either case, $done will	2854	the new (success) or old (failed) map position. In either case, $done will
2446	be called at the end of this process.	2855	be called at the end of this process.
2447		2856
		2857	Note that $check will be called with a potentially non-loaded map, so if
		2858	it needs a loaded map it has to call C<< ->load >>.
		2859
2448	=cut	2860	=cut
2449		2861
2450	our $GOTOGEN;	2862	our $GOTOGEN;
2451		2863
2452	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2453	my ($self, $path, $x, $y, $check, $done) = @_;	2865	my ($self, $path, $x, $y, $check, $done) = @_;
		2866
		2867	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2868	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2869	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2870	($path, $x, $y) = @$EMERGENCY_POSITION;
		2871	}
2454		2872
2455	# do generation counting so two concurrent goto's will be executed in-order	2873	# do generation counting so two concurrent goto's will be executed in-order
2456	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2457		2875
2458	$self->enter_link;	2876	$self->enter_link;
…		…
2478	($path, $x, $y) = (undef, undef, undef);	2896	($path, $x, $y) = (undef, undef, undef);
2479	}	2897	}
2480	}	2898	}
2481		2899
2482	my $map = eval {	2900	my $map = eval {
2483	my $map = defined $path ? cf::map::find $path : undef;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2484		2902
2485	if ($map) {	2903	if ($map) {
2486	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2487	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2488	} else {	2906	} else {
2489	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2490	}	2908	}
2491		2909
2492	$map	2910	$map
…		…
2500	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2501	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2502	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2503	}	2921	}
2504		2922
2505	$done->() if $done;	2923	$done->($self) if $done;
2506	})->prio (1);	2924	})->prio (1);
2507	}	2925	}
2508		2926
2509	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2510		2928
…		…
2530	}	2948	}
2531		2949
2532	sub prepare_random_map {	2950	sub prepare_random_map {
2533	my ($exit) = @_;	2951	my ($exit) = @_;
2534		2952
2535	my $guard = cf::lock_acquire "exit_prepare:$exit";
2536
2537	# all this does is basically replace the /! path by	2953	# all this does is basically replace the /! path by
2538	# a new random map path (?random/...) with a seed	2954	# a new random map path (?random/...) with a seed
2539	# that depends on the exit object	2955	# that depends on the exit object
2540		2956
2541	my $rmp = parse_random_map_params $exit->msg;	2957	my $rmp = parse_random_map_params $exit->msg;
…		…
2543	if ($exit->map) {	2959	if ($exit->map) {
2544	$rmp->{region} = $exit->region->name;	2960	$rmp->{region} = $exit->region->name;
2545	$rmp->{origin_map} = $exit->map->path;	2961	$rmp->{origin_map} = $exit->map->path;
2546	$rmp->{origin_x} = $exit->x;	2962	$rmp->{origin_x} = $exit->x;
2547	$rmp->{origin_y} = $exit->y;	2963	$rmp->{origin_y} = $exit->y;
		2964
		2965	$exit->map->touch;
2548	}	2966	}
2549		2967
2550	$rmp->{random_seed} ||= $exit->random_seed;	2968	$rmp->{random_seed} ||= $exit->random_seed;
2551		2969
2552	my $data = cf::to_json $rmp;	2970	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2553	my $md5 = Digest::MD5::md5_hex $data;	2971	my $md5 = Digest::MD5::md5_hex $data;
2554	my $meta = "$RANDOMDIR/$md5.meta";	2972	my $meta = "$RANDOMDIR/$md5.meta";
2555		2973
2556	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2974	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2557	aio_write $fh, 0, (length $data), $data, 0;	2975	aio_write $fh, 0, (length $data), $data, 0;
2558	undef $fh;	2976	undef $fh;
2559	aio_rename "$meta~", $meta;	2977	aio_rename "$meta~", $meta;
2560		2978
		2979	my $slaying = "?random/$md5";
		2980
		2981	if ($exit->valid) {
2561	$exit->slaying ("?random/$md5");	2982	$exit->slaying ("?random/$md5");
2562	$exit->msg (undef);	2983	$exit->msg (undef);
		2984	}
2563	}	2985	}
2564	}	2986	}
2565		2987
2566	sub cf::object::player::enter_exit {	2988	sub cf::object::player::enter_exit {
2567	my ($self, $exit) = @_;	2989	my ($self, $exit) = @_;
2568		2990
2569	return unless $self->type == cf::PLAYER;	2991	return unless $self->type == cf::PLAYER;
2570		2992
2571	if ($exit->slaying eq "/!") {
2572	#TODO: this should de-fi-ni-te-ly not be a sync-job
2573	# the problem is that $exit might not survive long enough
2574	# so it needs to be done right now, right here
2575	cf::sync_job { prepare_random_map $exit };
2576	}
2577
2578	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2579	my $hp = $exit->stats->hp;
2580	my $sp = $exit->stats->sp;
2581
2582	$self->enter_link;	2993	$self->enter_link;
2583		2994
2584	# if exit is damned, update players death & WoR home-position
2585	$self->contr->savebed ($slaying, $hp, $sp)
2586	if $exit->flag (FLAG_DAMNED);
2587
2588	(async {	2995	(async {
2589	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2996	$Coro::current->{desc} = "enter_exit";
2590		2997
2591	$self->deactivate_recursive; # just to be sure
2592	unless (eval {	2998	unless (eval {
		2999	$self->deactivate_recursive; # just to be sure
		3000
		3001	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3002	my $x = $exit->stats->hp;
		3003	my $y = $exit->stats->sp;
		3004
		3005	# special map handling
		3006	my $slaying = $exit->slaying;
		3007
		3008	# special map handling
		3009	if ($slaying eq "/!") {
		3010	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3011
		3012	prepare_random_map $exit
		3013	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3014
		3015	$map = $exit->slaying;
		3016
		3017	} elsif ($slaying eq '!up') {
		3018	$map = $exit->map->tile_path (cf::TILE_UP);
		3019	$x = $exit->x;
		3020	$y = $exit->y;
		3021
		3022	} elsif ($slaying eq '!down') {
		3023	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3024	$x = $exit->x;
		3025	$y = $exit->y;
		3026	}
		3027
2593	$self->goto ($slaying, $hp, $sp);	3028	$self->goto ($map, $x, $y);
2594		3029
		3030	# if exit is damned, update players death & WoR home-position
		3031	$self->contr->savebed ($map, $x, $y)
		3032	if $exit->flag (cf::FLAG_DAMNED);
		3033
2595	1;	3034	1
2596	}) {	3035	}) {
2597	$self->message ("Something went wrong deep within the crossfire server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2598	. "I'll try to bring you back to the map you were before. "	3037	. "I'll try to bring you back to the map you were before. "
2599	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2600	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2601		3040
2602	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2603	$self->leave_link;	3042	$self->leave_link;
2604	}	3043	}
2605	})->prio (1);	3044	})->prio (1);
2606	}	3045	}
2607		3046
…		…
2619	sub cf::client::send_drawinfo {	3058	sub cf::client::send_drawinfo {
2620	my ($self, $text, $flags) = @_;	3059	my ($self, $text, $flags) = @_;
2621		3060
2622	utf8::encode $text;	3061	utf8::encode $text;
2623	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3062	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3063	}
		3064
		3065	=item $client->send_big_packet ($pkt)
		3066
		3067	Like C<send_packet>, but tries to compress large packets, and fragments
		3068	them as required.
		3069
		3070	=cut
		3071
		3072	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3073
		3074	sub cf::client::send_big_packet {
		3075	my ($self, $pkt) = @_;
		3076
		3077	# try lzf for large packets
		3078	$pkt = "lzf " . Compress::LZF::compress $pkt
		3079	if 1024 <= length $pkt and $self->{can_lzf};
		3080
		3081	# split very large packets
		3082	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3083	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3084	$pkt = "frag";
		3085	}
		3086
		3087	$self->send_packet ($pkt);
2624	}	3088	}
2625		3089
2626	=item $client->send_msg ($channel, $msg, $color, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2627		3091
2628	Send a drawinfo or msg packet to the client, formatting the msg for the	3092	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2630	the message, with C<log> being the default. If C<$color> is negative, suppress	3094	the message, with C<log> being the default. If C<$color> is negative, suppress
2631	the message unless the client supports the msg packet.	3095	the message unless the client supports the msg packet.
2632		3096
2633	=cut	3097	=cut
2634		3098
		3099	# non-persistent channels (usually the info channel)
2635	our %CHANNEL = (	3100	our %CHANNEL = (
		3101	"c/motd" => {
		3102	id => "infobox",
		3103	title => "MOTD",
		3104	reply => undef,
		3105	tooltip => "The message of the day",
		3106	},
2636	"c/identify" => {	3107	"c/identify" => {
2637	id => "infobox",	3108	id => "infobox",
2638	title => "Identify",	3109	title => "Identify",
2639	reply => undef,	3110	reply => undef,
2640	tooltip => "Items recently identified",	3111	tooltip => "Items recently identified",
…		…
2643	id => "infobox",	3114	id => "infobox",
2644	title => "Examine",	3115	title => "Examine",
2645	reply => undef,	3116	reply => undef,
2646	tooltip => "Signs and other items you examined",	3117	tooltip => "Signs and other items you examined",
2647	},	3118	},
		3119	"c/shopinfo" => {
		3120	id => "infobox",
		3121	title => "Shop Info",
		3122	reply => undef,
		3123	tooltip => "What your bargaining skill tells you about the shop",
		3124	},
		3125	"c/book" => {
		3126	id => "infobox",
		3127	title => "Book",
		3128	reply => undef,
		3129	tooltip => "The contents of a note or book",
		3130	},
2648	"c/lookat" => {	3131	"c/lookat" => {
2649	id => "infobox",	3132	id => "infobox",
2650	title => "Look",	3133	title => "Look",
2651	reply => undef,	3134	reply => undef,
2652	tooltip => "What you saw there",	3135	tooltip => "What you saw there",
2653	},	3136	},
		3137	"c/who" => {
		3138	id => "infobox",
		3139	title => "Players",
		3140	reply => undef,
		3141	tooltip => "Shows players who are currently online",
		3142	},
		3143	"c/body" => {
		3144	id => "infobox",
		3145	title => "Body Parts",
		3146	reply => undef,
		3147	tooltip => "Shows which body parts you posess and are available",
		3148	},
		3149	"c/statistics" => {
		3150	id => "infobox",
		3151	title => "Statistics",
		3152	reply => undef,
		3153	tooltip => "Shows your primary statistics",
		3154	},
		3155	"c/skills" => {
		3156	id => "infobox",
		3157	title => "Skills",
		3158	reply => undef,
		3159	tooltip => "Shows your experience per skill and item power",
		3160	},
		3161	"c/shopitems" => {
		3162	id => "infobox",
		3163	title => "Shop Items",
		3164	reply => undef,
		3165	tooltip => "Shows the items currently for sale in this shop",
		3166	},
		3167	"c/resistances" => {
		3168	id => "infobox",
		3169	title => "Resistances",
		3170	reply => undef,
		3171	tooltip => "Shows your resistances",
		3172	},
		3173	"c/pets" => {
		3174	id => "infobox",
		3175	title => "Pets",
		3176	reply => undef,
		3177	tooltip => "Shows information abotu your pets/a specific pet",
		3178	},
		3179	"c/perceiveself" => {
		3180	id => "infobox",
		3181	title => "Perceive Self",
		3182	reply => undef,
		3183	tooltip => "You gained detailed knowledge about yourself",
		3184	},
		3185	"c/uptime" => {
		3186	id => "infobox",
		3187	title => "Uptime",
		3188	reply => undef,
		3189	tooltip => "How long the server has been running since last restart",
		3190	},
		3191	"c/mapinfo" => {
		3192	id => "infobox",
		3193	title => "Map Info",
		3194	reply => undef,
		3195	tooltip => "Information related to the maps",
		3196	},
		3197	"c/party" => {
		3198	id => "party",
		3199	title => "Party",
		3200	reply => "gsay ",
		3201	tooltip => "Messages and chat related to your party",
		3202	},
		3203	"c/death" => {
		3204	id => "death",
		3205	title => "Death",
		3206	reply => undef,
		3207	tooltip => "Reason for and more info about your most recent death",
		3208	},
		3209	"c/say" => $SAY_CHANNEL,
		3210	"c/chat" => $CHAT_CHANNEL,
2654	);	3211	);
2655		3212
2656	sub cf::client::send_msg {	3213	sub cf::client::send_msg {
2657	my ($self, $channel, $msg, $color, @extra) = @_;	3214	my ($self, $channel, $msg, $color, @extra) = @_;
2658		3215
2659	$msg = $self->pl->expand_cfpod ($msg);	3216	$msg = $self->pl->expand_cfpod ($msg)
		3217	unless $color & cf::NDI_VERBATIM;
2660		3218
2661	$color &= cf::NDI_CLIENT_MASK; # just in case...	3219	$color &= cf::NDI_CLIENT_MASK; # just in case...
2662		3220
2663	# check predefined channels, for the benefit of C	3221	# check predefined channels, for the benefit of C
2664	if ($CHANNEL{$channel}) {	3222	if ($CHANNEL{$channel}) {
2665	$channel = $CHANNEL{$channel};	3223	$channel = $CHANNEL{$channel};
2666		3224
2667	$self->ext_msg (channel_info => $channel)	3225	$self->ext_msg (channel_info => $channel);
2668	if $self->can_msg;
2669
2670	$channel = $channel->{id};	3226	$channel = $channel->{id};
2671		3227
2672	} elsif (ref $channel) {	3228	} elsif (ref $channel) {
2673	# send meta info to client, if not yet sent	3229	# send meta info to client, if not yet sent
2674	unless (exists $self->{channel}{$channel->{id}}) {	3230	unless (exists $self->{channel}{$channel->{id}}) {
2675	$self->{channel}{$channel->{id}} = $channel;	3231	$self->{channel}{$channel->{id}} = $channel;
2676	$self->ext_msg (channel_info => $channel)	3232	$self->ext_msg (channel_info => $channel);
2677	if $self->can_msg;
2678	}	3233	}
2679		3234
2680	$channel = $channel->{id};	3235	$channel = $channel->{id};
2681	}	3236	}
2682		3237
2683	return unless @extra || length $msg;	3238	return unless @extra || length $msg;
2684		3239
2685	if ($self->can_msg) {
2686	# default colour, mask it out	3240	# default colour, mask it out
2687	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3241	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2688	if $color & cf::NDI_DEF;	3242	if $color & cf::NDI_DEF;
2689		3243
2690	$self->send_packet ("msg " . $self->{json_coder}->encode (	3244	my $pkt = "msg "
		3245	. $self->{json_coder}->encode (
2691	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2692	} else {	3247	);
2693	if ($color >= 0) {
2694	# replace some tags by gcfclient-compatible ones
2695	for ($msg) {
2696	1 while
2697	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2698	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2699	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2700	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2701	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2702	}
2703		3248
2704	$color &= cf::NDI_COLOR_MASK;	3249	$self->send_big_packet ($pkt);
2705
2706	utf8::encode $msg;
2707
2708	if (0 && $msg =~ /\[/) {
2709	# COMMAND/INFO
2710	$self->send_packet ("drawextinfo $color 10 8 $msg")
2711	} else {
2712	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2713	$self->send_packet ("drawinfo $color $msg")
2714	}
2715	}
2716	}
2717	}	3250	}
2718		3251
2719	=item $client->ext_msg ($type, @msg)	3252	=item $client->ext_msg ($type, @msg)
2720		3253
2721	Sends an ext event to the client.	3254	Sends an ext event to the client.
…		…
2723	=cut	3256	=cut
2724		3257
2725	sub cf::client::ext_msg($$@) {	3258	sub cf::client::ext_msg($$@) {
2726	my ($self, $type, @msg) = @_;	3259	my ($self, $type, @msg) = @_;
2727		3260
2728	if ($self->extcmd == 2) {
2729	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2730	} elsif ($self->extcmd == 1) { # TODO: remove
2731	push @msg, msgtype => "event_$type";
2732	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2733	}
2734	}
2735
2736	=item $client->ext_reply ($msgid, @msg)
2737
2738	Sends an ext reply to the client.
2739
2740	=cut
2741
2742	sub cf::client::ext_reply($$@) {
2743	my ($self, $id, @msg) = @_;
2744
2745	if ($self->extcmd == 2) {
2746	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2747	} elsif ($self->extcmd == 1) {
2748	#TODO: version 1, remove
2749	unshift @msg, msgtype => "reply", msgid => $id;
2750	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2751	}
2752	}	3262	}
2753		3263
2754	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2755		3265
2756	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2811	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2812		3322
2813	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2814		3324
2815	if (ref $msg) {	3325	if (ref $msg) {
2816	my ($type, $reply, @payload) =	3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2817	"ARRAY" eq ref $msg
2818	? @$msg
2819	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2820		3327
2821	my @reply;
2822
2823	if (my $cb = $EXTICMD{$type}) {	3328	if (my $cb = $EXTIACMD{$type}) {
		3329	$cb->(
		3330	$ns,
		3331	sub {
		3332	$ns->ext_msg ("reply-$reply", @_)
		3333	if $reply;
		3334	},
		3335	@payload
		3336	);
		3337	} else {
		3338	my @reply;
		3339
		3340	if (my $cb = $EXTICMD{$type}) {
2824	@reply = $cb->($ns, @payload);	3341	@reply = $cb->($ns, @payload);
		3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
2825	}	3346	}
2826
2827	$ns->ext_reply ($reply, @reply)
2828	if $reply;
2829
2830	} else {	3347	} else {
2831	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3348	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2832	}	3349	}
2833		3350
2834	cf::override;	3351	cf::override;
2835	},	3352	},
2836	);	3353	);
…		…
2856		3373
2857	$coro	3374	$coro
2858	}	3375	}
2859		3376
2860	cf::client->attach (	3377	cf::client->attach (
2861	on_destroy => sub {	3378	on_client_destroy => sub {
2862	my ($ns) = @_;	3379	my ($ns) = @_;
2863		3380
2864	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2865	},	3382	},
2866	);	3383	);
…		…
2882	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
2883		3400
2884	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
2885		3402
2886	$safe->permit_only (Opcode::opset qw(	3403	$safe->permit_only (Opcode::opset qw(
2887	:base_core :base_mem :base_orig :base_math	3404	:base_core :base_mem :base_orig :base_math :base_loop
2888	grepstart grepwhile mapstart mapwhile	3405	grepstart grepwhile mapstart mapwhile
2889	sort time	3406	sort time
2890	));	3407	));
2891		3408
2892	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
…		…
2894	=pod	3411	=pod
2895		3412
2896	The following functions and methods are available within a safe environment:	3413	The following functions and methods are available within a safe environment:
2897		3414
2898	cf::object	3415	cf::object
2899	contr pay_amount pay_player map x y force_find force_add	3416	contr pay_amount pay_player map x y force_find force_add destroy
2900	insert remove name archname title slaying race decrease_ob_nr	3417	insert remove name archname title slaying race decrease split
		3418	value
2901		3419
2902	cf::object::player	3420	cf::object::player
2903	player	3421	player
2904		3422
2905	cf::player	3423	cf::player
…		…
2910		3428
2911	=cut	3429	=cut
2912		3430
2913	for (	3431	for (
2914	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3432	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2915	insert remove inv name archname title slaying race	3433	insert remove inv nrof name archname title slaying race
2916	decrease_ob_nr)],	3434	decrease split destroy change_exp value msg lore send_msg)],
2917	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
2918	["cf::player" => qw(peaceful)],	3436	["cf::player" => qw(peaceful send_msg)],
2919	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
2920	) {	3438	) {
2921	no strict 'refs';
2922	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
2923	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2924	for @funs;	3441	for @funs;
2925	}	3442	}
2926		3443
…		…
2941		3458
2942	my $qcode = $code;	3459	my $qcode = $code;
2943	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2944	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
2945		3462
		3463	%vars = (_dummy => 0) unless %vars;
		3464
		3465	my @res;
2946	local $_;	3466	local $_;
2947	local @safe::cf::_safe_eval_args = values %vars;
2948		3467
2949	my $eval =	3468	my $eval =
2950	"do {\n"	3469	"do {\n"
2951	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2952	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
2953	. $code	3472	. $code
2954	. "\n}"	3473	. "\n}"
2955	;	3474	;
2956		3475
		3476	if ($CFG{safe_eval}) {
2957	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
2958	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2959	sub_generation_inc;	3480	sub_generation_inc;
		3481	} else {
		3482	local @cf::_safe_eval_args = values %vars;
		3483	@res = wantarray ? eval eval : scalar eval $eval;
		3484	}
2960		3485
2961	if ($@) {	3486	if ($@) {
2962	warn "$@";	3487	warn "$@",
2963	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
2964	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
2965	}	3490	}
2966		3491
2967	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
2968	}	3493	}
2969		3494
…		…
2983	=cut	3508	=cut
2984		3509
2985	sub register_script_function {	3510	sub register_script_function {
2986	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
2987		3512
2988	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
2989	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
2990	}	3515	}
2991		3516
2992	=back	3517	=back
2993		3518
2994	=cut	3519	=cut
2995		3520
2996	#############################################################################	3521	#############################################################################
2997	# the server's init and main functions	3522	# the server's init and main functions
		3523
		3524	our %FACEHASH; # hash => idx, #d# HACK for http server
		3525
		3526	# internal api, not fianlised
		3527	sub set_face {
		3528	my ($name, $type, $data) = @_;
		3529
		3530	my $idx = cf::face::find $name;
		3531
		3532	if ($idx) {
		3533	delete $FACEHASH{cf::face::get_chksum $idx};
		3534	} else {
		3535	$idx = cf::face::alloc $name;
		3536	}
		3537
		3538	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3539
		3540	cf::face::set_type $idx, $type;
		3541	cf::face::set_data $idx, 0, $data, $hash;
		3542	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3543	$FACEHASH{$hash} = $idx;#d#
		3544
		3545	$idx
		3546	}
2998		3547
2999	sub load_facedata($) {	3548	sub load_facedata($) {
3000	my ($path) = @_;	3549	my ($path) = @_;
3001		3550
3002	# HACK to clear player env face cache, we need some signal framework	3551	# HACK to clear player env face cache, we need some signal framework
3003	# for this (global event?)	3552	# for this (global event?)
3004	%ext::player_env::MUSIC_FACE_CACHE = ();	3553	%ext::player_env::MUSIC_FACE_CACHE = ();
3005		3554
3006	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3555	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3007		3556
3008	warn "loading facedata from $path\n";	3557	trace "loading facedata from $path\n";
3009		3558
3010	my $facedata;	3559	my $facedata = decode_storable load_file $path;
3011	0 < aio_load $path, $facedata
3012	or die "$path: $!";
3013
3014	$facedata = Coro::Storable::thaw $facedata;
3015		3560
3016	$facedata->{version} == 2	3561	$facedata->{version} == 2
3017	or cf::cleanup "$path: version mismatch, cannot proceed.";	3562	or cf::cleanup "$path: version mismatch, cannot proceed.";
3018		3563
3019	# patch in the exptable
3020	$facedata->{resource}{"res/exp_table"} = {
3021	type => FT_RSRC,
3022	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3023	};
3024	cf::cede_to_tick;	3564	cf::cede_to_tick;
3025		3565
3026	{	3566	{
3027	my $faces = $facedata->{faceinfo};	3567	my $faces = delete $facedata->{faceinfo};
3028		3568
3029	while (my ($face, $info) = each %$faces) {	3569	for my $face (sort keys %$faces) {
		3570	my $info = $faces->{$face};
3030	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3571	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3572
3031	cf::face::set_visibility $idx, $info->{visibility};	3573	cf::face::set_visibility $idx, $info->{visibility};
3032	cf::face::set_magicmap $idx, $info->{magicmap};	3574	cf::face::set_magicmap $idx, $info->{magicmap};
3033	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3575	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3034	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3576	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3035		3577	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3578	$FACEHASH{$info->{hash64}} = $idx;#d#
		3579
3036	cf::cede_to_tick;	3580	cf::cede_to_tick;
3037	}	3581	}
3038		3582
3039	while (my ($face, $info) = each %$faces) {	3583	while (my ($face, $info) = each %$faces) {
3040	next unless $info->{smooth};	3584	next unless $info->{smooth};
		3585
3041	my $idx = cf::face::find $face	3586	my $idx = cf::face::find $face
3042	or next;	3587	or next;
		3588
3043	if (my $smooth = cf::face::find $info->{smooth}) {	3589	if (my $smooth = cf::face::find $info->{smooth}) {
3044	cf::face::set_smooth $idx, $smooth;	3590	cf::face::set_smooth $idx, $smooth;
3045	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3591	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3046	} else {	3592	} else {
3047	warn "smooth face '$info->{smooth}' not found for face '$face'";	3593	error "smooth face '$info->{smooth}' not found for face '$face'";
3048	}	3594	}
3049		3595
3050	cf::cede_to_tick;	3596	cf::cede_to_tick;
3051	}	3597	}
3052	}	3598	}
3053		3599
3054	{	3600	{
3055	my $anims = $facedata->{animinfo};	3601	my $anims = delete $facedata->{animinfo};
3056		3602
3057	while (my ($anim, $info) = each %$anims) {	3603	while (my ($anim, $info) = each %$anims) {
3058	cf::anim::set $anim, $info->{frames}, $info->{facings};	3604	cf::anim::set $anim, $info->{frames}, $info->{facings};
3059	cf::cede_to_tick;	3605	cf::cede_to_tick;
3060	}	3606	}
3061		3607
3062	cf::anim::invalidate_all; # d'oh	3608	cf::anim::invalidate_all; # d'oh
3063	}	3609	}
3064		3610
3065	{	3611	{
3066	# TODO: for gcfclient pleasure, we should give resources
3067	# that gcfclient doesn't grok a >10000 face index.
3068	my $res = $facedata->{resource};	3612	my $res = delete $facedata->{resource};
3069
3070	my $soundconf = delete $res->{"res/sound.conf"};
3071		3613
3072	while (my ($name, $info) = each %$res) {	3614	while (my ($name, $info) = each %$res) {
		3615	if (defined (my $type = $info->{type})) {
		3616	# TODO: different hash - must free and use new index, or cache ixface data queue
3073	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3617	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3074	my $data;
3075		3618
3076	if ($info->{type} & 1) {	3619	cf::face::set_type $idx, $type;
3077	# prepend meta info	3620	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3078		3621	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3079	my $meta = $enc->encode ({	3622	$FACEHASH{$info->{hash}} = $idx;#d#
3080	name => $name,
3081	%{ $info->{meta} || {} },
3082	});
3083
3084	$data = pack "(w/a*)*", $meta, $info->{data};
3085	} else {	3623	} else {
3086	$data = $info->{data};	3624	# $RESOURCE{$name} = $info; # unused
3087	}	3625	}
3088		3626
3089	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3090	cf::face::set_type $idx, $info->{type};
3091
3092	cf::cede_to_tick;	3627	cf::cede_to_tick;
3093	}	3628	}
3094
3095	if ($soundconf) {
3096	$soundconf = $enc->decode (delete $soundconf->{data});
3097
3098	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3099	my $sound = $soundconf->{compat}[$_]
3100	or next;
3101
3102	my $face = cf::face::find "sound/$sound->[1]";
3103	cf::sound::set $sound->[0] => $face;
3104	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3105	}
3106
3107	while (my ($k, $v) = each %{$soundconf->{event}}) {
3108	my $face = cf::face::find "sound/$v";
3109	cf::sound::set $k => $face;
3110	}
3111	}
3112	}	3629	}
		3630
		3631	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3113		3632
3114	1	3633	1
3115	}	3634	}
3116		3635
3117	register_exticmd fx_want => sub {	3636	register_exticmd fx_want => sub {
…		…
3119		3638
3120	while (my ($k, $v) = each %$want) {	3639	while (my ($k, $v) = each %$want) {
3121	$ns->fx_want ($k, $v);	3640	$ns->fx_want ($k, $v);
3122	}	3641	}
3123	};	3642	};
		3643
		3644	sub load_resource_file($) {
		3645	my $guard = lock_acquire "load_resource_file";
		3646
		3647	my $status = load_resource_file_ $_[0];
		3648	get_slot 0.1, 100;
		3649	cf::arch::commit_load;
		3650
		3651	$status
		3652	}
		3653
		3654	sub reload_exp_table {
		3655	_reload_exp_table;
		3656
		3657	set_face "res/exp_table" => FT_RSRC,
		3658	JSON::XS->new->utf8->canonical->encode (
		3659	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3660	);
		3661	}
		3662
		3663	sub reload_materials {
		3664	_reload_materials;
		3665	}
3124		3666
3125	sub reload_regions {	3667	sub reload_regions {
3126	# HACK to clear player env face cache, we need some signal framework	3668	# HACK to clear player env face cache, we need some signal framework
3127	# for this (global event?)	3669	# for this (global event?)
3128	%ext::player_env::MUSIC_FACE_CACHE = ();	3670	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3142	}	3684	}
3143		3685
3144	sub reload_archetypes {	3686	sub reload_archetypes {
3145	load_resource_file "$DATADIR/archetypes"	3687	load_resource_file "$DATADIR/archetypes"
3146	or die "unable to load archetypes\n";	3688	or die "unable to load archetypes\n";
3147	#d# NEED to laod twice to resolve forward references	3689
3148	# this really needs to be done in an extra post-pass	3690	set_face "res/skill_info" => FT_RSRC,
3149	# (which needs to be synchronous, so solve it differently)	3691	JSON::XS->new->utf8->canonical->encode (
3150	load_resource_file "$DATADIR/archetypes"	3692	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
3151	or die "unable to load archetypes\n";	3693	);
		3694	set_face "res/spell_paths" => FT_RSRC,
		3695	JSON::XS->new->utf8->canonical->encode (
		3696	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3697	);
3152	}	3698	}
3153		3699
3154	sub reload_treasures {	3700	sub reload_treasures {
3155	load_resource_file "$DATADIR/treasures"	3701	load_resource_file "$DATADIR/treasures"
3156	or die "unable to load treasurelists\n";	3702	or die "unable to load treasurelists\n";
3157	}	3703	}
3158		3704
		3705	sub reload_sound {
		3706	trace "loading sound config from $DATADIR/sound\n";
		3707
		3708	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3709
		3710	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3711	my $sound = $soundconf->{compat}[$_]
		3712	or next;
		3713
		3714	my $face = cf::face::find "sound/$sound->[1]";
		3715	cf::sound::set $sound->[0] => $face;
		3716	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3717	}
		3718
		3719	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3720	my $face = cf::face::find "sound/$v";
		3721	cf::sound::set $k => $face;
		3722	}
		3723	}
		3724
3159	sub reload_resources {	3725	sub reload_resources {
3160	warn "reloading resource files...\n";	3726	trace "reloading resource files...\n";
3161		3727
		3728	reload_materials;
		3729	reload_facedata;
		3730	reload_exp_table;
		3731	reload_sound;
		3732	reload_archetypes;
3162	reload_regions;	3733	reload_regions;
3163	reload_facedata;
3164	#reload_archetypes;#d#
3165	reload_archetypes;
3166	reload_treasures;	3734	reload_treasures;
3167		3735
3168	warn "finished reloading resource files\n";	3736	trace "finished reloading resource files\n";
3169	}
3170
3171	sub init {
3172	reload_resources;
3173	}	3737	}
3174		3738
3175	sub reload_config {	3739	sub reload_config {
3176	open my $fh, "<:utf8", "$CONFDIR/config"	3740	trace "reloading config file...\n";
3177	or return;
3178		3741
3179	local $/;	3742	my $config = load_file "$CONFDIR/config";
3180	*CFG = YAML::Syck::Load <$fh>;	3743	utf8::decode $config;
		3744	*CFG = decode_yaml $config;
3181		3745
3182	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3746	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3183		3747
3184	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3748	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3185	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3749	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3186		3750
3187	if (exists $CFG{mlockall}) {	3751	if (exists $CFG{mlockall}) {
…		…
3191	};	3755	};
3192	warn $@ if $@;	3756	warn $@ if $@;
3193	}	3757	}
3194	}	3758	}
3195		3759
		3760	sub pidfile() {
		3761	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3762	or die "$PIDFILE: $!";
		3763	flock $fh, &Fcntl::LOCK_EX
		3764	or die "$PIDFILE: flock: $!";
		3765	$fh
		3766	}
		3767
		3768	# make sure only one server instance is running at any one time
		3769	sub atomic {
		3770	my $fh = pidfile;
		3771
		3772	my $pid = <$fh>;
		3773	kill 9, $pid if $pid > 0;
		3774
		3775	seek $fh, 0, 0;
		3776	print $fh $$;
		3777	}
		3778
		3779	sub main_loop {
		3780	trace "EV::loop starting\n";
		3781	if (1) {
		3782	EV::loop;
		3783	}
		3784	trace "EV::loop returned\n";
		3785	goto &main_loop unless $REALLY_UNLOOP;
		3786	}
		3787
3196	sub main {	3788	sub main {
		3789	cf::init_globals; # initialise logging
		3790
		3791	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3792	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3793	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3794	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3795
		3796	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3797
3197	# we must not ever block the main coroutine	3798	# we must not ever block the main coroutine
3198	local $Coro::idle = sub {	3799	$Coro::idle = sub {
3199	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3800	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3200	(async {	3801	(async {
3201	$Coro::current->{desc} = "IDLE BUG HANDLER";	3802	$Coro::current->{desc} = "IDLE BUG HANDLER";
3202	Event::one_event;	3803	EV::loop EV::LOOP_ONESHOT;
3203	})->prio (Coro::PRIO_MAX);	3804	})->prio (Coro::PRIO_MAX);
3204	};	3805	};
3205		3806
		3807	evthread_start IO::AIO::poll_fileno;
		3808
		3809	cf::sync_job {
		3810	cf::incloader::init ();
		3811
		3812	db_init;
		3813
		3814	cf::init_anim;
		3815	cf::init_attackmess;
		3816	cf::init_dynamic;
		3817
		3818	cf::load_settings;
		3819
		3820	reload_resources;
3206	reload_config;	3821	reload_config;
3207	db_init;	3822
		3823	cf::init_uuid;
		3824	cf::init_signals;
		3825	cf::init_skills;
		3826
		3827	cf::init_beforeplay;
		3828
		3829	atomic;
		3830
3208	load_extensions;	3831	load_extensions;
3209		3832
3210	$TICK_WATCHER->start;	3833	utime time, time, $RUNTIMEFILE;
3211	Event::loop;	3834
		3835	# no (long-running) fork's whatsoever before this point(!)
		3836	use POSIX ();
		3837	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3838
		3839	cf::_post_init 0;
		3840	};
		3841
		3842	cf::object::thawer::errors_are_fatal 0;
		3843	info "parse errors in files are no longer fatal from this point on.\n";
		3844
		3845	AE::postpone {
		3846	undef &main; # free gobs of memory :)
		3847	};
		3848
		3849	goto &main_loop;
3212	}	3850	}
3213		3851
3214	#############################################################################	3852	#############################################################################
3215	# initialisation and cleanup	3853	# initialisation and cleanup
3216		3854
3217	# install some emergency cleanup handlers	3855	# install some emergency cleanup handlers
3218	BEGIN {	3856	BEGIN {
		3857	our %SIGWATCHER = ();
3219	for my $signal (qw(INT HUP TERM)) {	3858	for my $signal (qw(INT HUP TERM)) {
3220	Event->signal (	3859	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3221	reentrant => 0,
3222	data => WF_AUTOCANCEL,
3223	signal => $signal,
3224	prio => 0,
3225	cb => sub {
3226	cf::cleanup "SIG$signal";	3860	cf::cleanup "SIG$signal";
3227	},
3228	);	3861	};
3229	}	3862	}
3230	}	3863	}
3231		3864
3232	sub write_runtime {	3865	sub write_runtime_sync {
3233	my $runtime = "$LOCALDIR/runtime";	3866	my $t0 = AE::time;
3234		3867
3235	# first touch the runtime file to show we are still running:	3868	# first touch the runtime file to show we are still running:
3236	# the fsync below can take a very very long time.	3869	# the fsync below can take a very very long time.
3237		3870
3238	IO::AIO::aio_utime $runtime, undef, undef;	3871	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3239		3872
3240	my $guard = cf::lock_acquire "write_runtime";	3873	my $guard = cf::lock_acquire "write_runtime";
3241		3874
3242	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3875	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3243	or return;	3876	or return;
3244		3877
3245	my $value = $cf::RUNTIME + 90 + 10;	3878	my $value = $cf::RUNTIME + 90 + 10;
3246	# 10 is the runtime save interval, for a monotonic clock	3879	# 10 is the runtime save interval, for a monotonic clock
3247	# 60 allows for the watchdog to kill the server.	3880	# 60 allows for the watchdog to kill the server.
…		…
3257	aio_utime $fh, undef, undef;	3890	aio_utime $fh, undef, undef;
3258		3891
3259	close $fh	3892	close $fh
3260	or return;	3893	or return;
3261		3894
3262	aio_rename "$runtime~", $runtime	3895	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3263	and return;	3896	and return;
3264		3897
3265	warn "runtime file written.\n";	3898	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3266		3899
3267	1	3900	1
		3901	}
		3902
		3903	our $uuid_lock;
		3904	our $uuid_skip;
		3905
		3906	sub write_uuid_sync($) {
		3907	$uuid_skip ||= $_[0];
		3908
		3909	return if $uuid_lock;
		3910	local $uuid_lock = 1;
		3911
		3912	my $uuid = "$LOCALDIR/uuid";
		3913
		3914	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3915	or return;
		3916
		3917	my $value = uuid_seq uuid_cur;
		3918
		3919	unless ($value) {
		3920	info "cowardly refusing to write zero uuid value!\n";
		3921	return;
		3922	}
		3923
		3924	my $value = uuid_str $value + $uuid_skip;
		3925	$uuid_skip = 0;
		3926
		3927	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3928	and return;
		3929
		3930	# always fsync - this file is important
		3931	aio_fsync $fh
		3932	and return;
		3933
		3934	close $fh
		3935	or return;
		3936
		3937	aio_rename "$uuid~", $uuid
		3938	and return;
		3939
		3940	trace "uuid file written ($value).\n";
		3941
		3942	1
		3943
		3944	}
		3945
		3946	sub write_uuid($$) {
		3947	my ($skip, $sync) = @_;
		3948
		3949	$sync ? write_uuid_sync $skip
		3950	: async { write_uuid_sync $skip };
3268	}	3951	}
3269		3952
3270	sub emergency_save() {	3953	sub emergency_save() {
3271	my $freeze_guard = cf::freeze_mainloop;	3954	my $freeze_guard = cf::freeze_mainloop;
3272		3955
3273	warn "enter emergency perl save\n";	3956	info "emergency_perl_save: enter\n";
		3957
		3958	# this is a trade-off: we want to be very quick here, so
		3959	# save all maps without fsync, and later call a global sync
		3960	# (which in turn might be very very slow)
		3961	local $USE_FSYNC = 0;
3274		3962
3275	cf::sync_job {	3963	cf::sync_job {
		3964	cf::write_runtime_sync; # external watchdog should not bark
		3965
3276	# use a peculiar iteration method to avoid tripping on perl	3966	# use a peculiar iteration method to avoid tripping on perl
3277	# refcount bugs in for. also avoids problems with players	3967	# refcount bugs in for. also avoids problems with players
3278	# and maps saved/destroyed asynchronously.	3968	# and maps saved/destroyed asynchronously.
3279	warn "begin emergency player save\n";	3969	info "emergency_perl_save: begin player save\n";
3280	for my $login (keys %cf::PLAYER) {	3970	for my $login (keys %cf::PLAYER) {
3281	my $pl = $cf::PLAYER{$login} or next;	3971	my $pl = $cf::PLAYER{$login} or next;
3282	$pl->valid or next;	3972	$pl->valid or next;
		3973	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3283	$pl->save;	3974	$pl->save;
3284	}	3975	}
3285	warn "end emergency player save\n";	3976	info "emergency_perl_save: end player save\n";
3286		3977
3287	warn "begin emergency map save\n";	3978	cf::write_runtime_sync; # external watchdog should not bark
		3979
		3980	info "emergency_perl_save: begin map save\n";
3288	for my $path (keys %cf::MAP) {	3981	for my $path (keys %cf::MAP) {
3289	my $map = $cf::MAP{$path} or next;	3982	my $map = $cf::MAP{$path} or next;
3290	$map->valid or next;	3983	$map->valid or next;
3291	$map->save;	3984	$map->save;
3292	}	3985	}
3293	warn "end emergency map save\n";	3986	info "emergency_perl_save: end map save\n";
3294		3987
3295	warn "begin emergency database checkpoint\n";	3988	cf::write_runtime_sync; # external watchdog should not bark
		3989
		3990	info "emergency_perl_save: begin database checkpoint\n";
3296	BDB::db_env_txn_checkpoint $DB_ENV;	3991	BDB::db_env_txn_checkpoint $DB_ENV;
3297	warn "end emergency database checkpoint\n";	3992	info "emergency_perl_save: end database checkpoint\n";
		3993
		3994	info "emergency_perl_save: begin write uuid\n";
		3995	write_uuid_sync 1;
		3996	info "emergency_perl_save: end write uuid\n";
		3997
		3998	cf::write_runtime_sync; # external watchdog should not bark
		3999
		4000	trace "emergency_perl_save: syncing database to disk";
		4001	BDB::db_env_txn_checkpoint $DB_ENV;
		4002
		4003	info "emergency_perl_save: starting sync\n";
		4004	IO::AIO::aio_sync sub {
		4005	info "emergency_perl_save: finished sync\n";
		4006	};
		4007
		4008	cf::write_runtime_sync; # external watchdog should not bark
		4009
		4010	trace "emergency_perl_save: flushing outstanding aio requests";
		4011	while (IO::AIO::nreqs || BDB::nreqs) {
		4012	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4013	}
		4014
		4015	cf::write_runtime_sync; # external watchdog should not bark
3298	};	4016	};
3299		4017
3300	warn "leave emergency perl save\n";	4018	info "emergency_perl_save: leave\n";
3301	}	4019	}
3302		4020
3303	sub post_cleanup {	4021	sub post_cleanup {
3304	my ($make_core) = @_;	4022	my ($make_core) = @_;
3305		4023
		4024	IO::AIO::flush;
		4025
3306	warn Carp::longmess "post_cleanup backtrace"	4026	error Carp::longmess "post_cleanup backtrace"
3307	if $make_core;	4027	if $make_core;
		4028
		4029	my $fh = pidfile;
		4030	unlink $PIDFILE if <$fh> == $$;
		4031	}
		4032
		4033	# a safer delete_package, copied from Symbol
		4034	sub clear_package($) {
		4035	my $pkg = shift;
		4036
		4037	# expand to full symbol table name if needed
		4038	unless ($pkg =~ /^main::.*::$/) {
		4039	$pkg = "main$pkg" if $pkg =~ /^::/;
		4040	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4041	$pkg .= '::' unless $pkg =~ /::$/;
		4042	}
		4043
		4044	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4045	my $stem_symtab = *{$stem}{HASH};
		4046
		4047	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4048	or return;
		4049
		4050	# clear all symbols
		4051	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4052	for my $name (keys %$leaf_symtab) {
		4053	_gv_clear *{"$pkg$name"};
		4054	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4055	}
3308	}	4056	}
3309		4057
3310	sub do_reload_perl() {	4058	sub do_reload_perl() {
3311	# can/must only be called in main	4059	# can/must only be called in main
3312	if ($Coro::current != $Coro::main) {	4060	unless (in_main) {
3313	warn "can only reload from main coroutine";	4061	error "can only reload from main coroutine";
3314	return;	4062	return;
3315	}	4063	}
3316		4064
3317	warn "reloading...";	4065	return if $RELOAD++;
3318		4066
3319	warn "entering sync_job";	4067	my $t1 = AE::time;
3320		4068
		4069	while ($RELOAD) {
		4070	cf::get_slot 0.1, -1, "reload_perl";
		4071	info "perl_reload: reloading...";
		4072
		4073	trace "perl_reload: entering sync_job";
		4074
3321	cf::sync_job {	4075	cf::sync_job {
3322	cf::write_runtime; # external watchdog should not bark
3323	cf::emergency_save;	4076	#cf::emergency_save;
3324	cf::write_runtime; # external watchdog should not bark
3325		4077
3326	warn "syncing database to disk";
3327	BDB::db_env_txn_checkpoint $DB_ENV;
3328
3329	# if anything goes wrong in here, we should simply crash as we already saved
3330
3331	warn "cancelling all WF_AUTOCANCEL watchers";
3332	for (Event::all_watchers) {
3333	$_->cancel if $_->data & WF_AUTOCANCEL;
3334	}
3335
3336	warn "flushing outstanding aio requests";
3337	for (;;) {
3338	BDB::flush;
3339	IO::AIO::flush;
3340	Coro::cede;
3341	last unless IO::AIO::nreqs || BDB::nreqs;
3342	warn "iterate...";
3343	}
3344
3345	++$RELOAD;
3346
3347	warn "cancelling all extension coros";	4078	trace "perl_reload: cancelling all extension coros";
3348	$_->cancel for values %EXT_CORO;	4079	$_->cancel for values %EXT_CORO;
3349	%EXT_CORO = ();	4080	%EXT_CORO = ();
3350		4081
3351	warn "removing commands";	4082	trace "perl_reload: removing commands";
3352	%COMMAND = ();	4083	%COMMAND = ();
3353		4084
3354	warn "removing ext/exti commands";	4085	trace "perl_reload: removing ext/exti commands";
3355	%EXTCMD = ();	4086	%EXTCMD = ();
3356	%EXTICMD = ();	4087	%EXTICMD = ();
3357		4088
3358	warn "unloading/nuking all extensions";	4089	trace "perl_reload: unloading/nuking all extensions";
3359	for my $pkg (@EXTS) {	4090	for my $pkg (@EXTS) {
3360	warn "... unloading $pkg";	4091	trace "... unloading $pkg";
3361		4092
3362	if (my $cb = $pkg->can ("unload")) {	4093	if (my $cb = $pkg->can ("unload")) {
3363	eval {	4094	eval {
3364	$cb->($pkg);	4095	$cb->($pkg);
3365	1	4096	1
3366	} or warn "$pkg unloaded, but with errors: $@";	4097	} or error "$pkg unloaded, but with errors: $@";
		4098	}
		4099
		4100	trace "... clearing $pkg";
		4101	clear_package $pkg;
3367	}	4102	}
3368		4103
3369	warn "... nuking $pkg";
3370	Symbol::delete_package $pkg;
3371	}
3372
3373	warn "unloading all perl modules loaded from $LIBDIR";	4104	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3374	while (my ($k, $v) = each %INC) {	4105	while (my ($k, $v) = each %INC) {
3375	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4106	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3376		4107
3377	warn "... unloading $k";	4108	trace "... unloading $k";
3378	delete $INC{$k};	4109	delete $INC{$k};
3379		4110
3380	$k =~ s/\.pm$//;	4111	$k =~ s/\.pm$//;
3381	$k =~ s/\//::/g;	4112	$k =~ s/\//::/g;
3382		4113
3383	if (my $cb = $k->can ("unload_module")) {	4114	if (my $cb = $k->can ("unload_module")) {
3384	$cb->();	4115	$cb->();
		4116	}
		4117
		4118	clear_package $k;
3385	}	4119	}
3386		4120
3387	Symbol::delete_package $k;
3388	}
3389
3390	warn "getting rid of safe::, as good as possible";	4121	trace "perl_reload: getting rid of safe::, as good as possible";
3391	Symbol::delete_package "safe::$_"	4122	clear_package "safe::$_"
3392	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4123	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3393		4124
3394	warn "unloading cf.pm \"a bit\"";	4125	trace "perl_reload: unloading cf.pm \"a bit\"";
3395	delete $INC{"cf.pm"};	4126	delete $INC{"cf.pm"};
3396	delete $INC{"cf/pod.pm"};	4127	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3397		4128
3398	# don't, removes xs symbols, too,	4129	# don't, removes xs symbols, too,
3399	# and global variables created in xs	4130	# and global variables created in xs
3400	#Symbol::delete_package __PACKAGE__;	4131	#clear_package __PACKAGE__;
3401		4132
3402	warn "unload completed, starting to reload now";	4133	info "perl_reload: unload completed, starting to reload now";
3403		4134
3404	warn "reloading cf.pm";	4135	trace "perl_reload: reloading cf.pm";
3405	require cf;	4136	require cf;
3406	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4137	cf::_connect_to_perl_1;
3407		4138
3408	warn "loading config and database again";	4139	trace "perl_reload: loading config and database again";
3409	cf::reload_config;	4140	cf::reload_config;
3410		4141
3411	warn "loading extensions";	4142	trace "perl_reload: loading extensions";
3412	cf::load_extensions;	4143	cf::load_extensions;
3413		4144
		4145	if ($REATTACH_ON_RELOAD) {
3414	warn "reattaching attachments to objects/players";	4146	trace "perl_reload: reattaching attachments to objects/players";
3415	_global_reattach; # objects, sockets	4147	_global_reattach; # objects, sockets
3416	warn "reattaching attachments to maps";	4148	trace "perl_reload: reattaching attachments to maps";
3417	reattach $_ for values %MAP;	4149	reattach $_ for values %MAP;
3418	warn "reattaching attachments to players";	4150	trace "perl_reload: reattaching attachments to players";
3419	reattach $_ for values %PLAYER;	4151	reattach $_ for values %PLAYER;
		4152	}
3420		4153
3421	warn "leaving sync_job";	4154	cf::_post_init 1;
3422		4155
		4156	trace "perl_reload: leaving sync_job";
		4157
3423	1	4158	1
3424	} or do {	4159	} or do {
3425	warn $@;	4160	error $@;
3426	warn "error while reloading, exiting.";	4161	cf::cleanup "perl_reload: error, exiting.";
3427	exit 1;	4162	};
		4163
		4164	--$RELOAD;
3428	};	4165	}
3429		4166
3430	warn "reloaded";	4167	$t1 = AE::time - $t1;
		4168	info "perl_reload: completed in ${t1}s\n";
3431	};	4169	};
3432		4170
3433	our $RELOAD_WATCHER; # used only during reload	4171	our $RELOAD_WATCHER; # used only during reload
3434		4172
3435	sub reload_perl() {	4173	sub reload_perl() {
3436	# doing reload synchronously and two reloads happen back-to-back,	4174	# doing reload synchronously and two reloads happen back-to-back,
3437	# coro crashes during coro_state_free->destroy here.	4175	# coro crashes during coro_state_free->destroy here.
3438		4176
3439	$RELOAD_WATCHER ||= Event->timer (	4177	$RELOAD_WATCHER ||= cf::async {
3440	reentrant => 0,	4178	Coro::AIO::aio_wait cache_extensions;
3441	after => 0,	4179
3442	data => WF_AUTOCANCEL,	4180	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3443	cb => sub {
3444	do_reload_perl;	4181	do_reload_perl;
3445	undef $RELOAD_WATCHER;	4182	undef $RELOAD_WATCHER;
3446	},	4183	};
3447	);	4184	};
3448	}	4185	}
3449		4186
3450	register_command "reload" => sub {	4187	register_command "reload" => sub {
3451	my ($who, $arg) = @_;	4188	my ($who, $arg) = @_;
3452		4189
…		…
3457	reload_perl;	4194	reload_perl;
3458	};	4195	};
3459	}	4196	}
3460	};	4197	};
3461		4198
3462	unshift @INC, $LIBDIR;	4199	#############################################################################
3463		4200
3464	my $bug_warning = 0;	4201	my $bug_warning = 0;
3465		4202
3466	our @WAIT_FOR_TICK;
3467	our @WAIT_FOR_TICK_BEGIN;
3468
3469	sub wait_for_tick {	4203	sub wait_for_tick() {
3470	return unless $TICK_WATCHER->is_active;	4204	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3471	return if $Coro::current == $Coro::main;
3472		4205
3473	my $signal = new Coro::Signal;	4206	$WAIT_FOR_TICK->wait;
3474	push @WAIT_FOR_TICK, $signal;
3475	$signal->wait;
3476	}	4207	}
3477		4208
3478	sub wait_for_tick_begin {	4209	sub wait_for_tick_begin() {
3479	return unless $TICK_WATCHER->is_active;	4210	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3480	return if $Coro::current == $Coro::main;
3481		4211
3482	my $signal = new Coro::Signal;	4212	my $signal = new Coro::Signal;
3483	push @WAIT_FOR_TICK_BEGIN, $signal;	4213	push @WAIT_FOR_TICK_BEGIN, $signal;
3484	$signal->wait;	4214	$signal->wait;
3485	}	4215	}
3486		4216
3487	$TICK_WATCHER = Event->timer (	4217	sub tick {
3488	reentrant => 0,
3489	parked => 1,
3490	prio => 0,
3491	at => $NEXT_TICK || $TICK,
3492	data => WF_AUTOCANCEL,
3493	cb => sub {
3494	if ($Coro::current != $Coro::main) {	4218	if ($Coro::current != $Coro::main) {
3495	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4219	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3496	unless ++$bug_warning > 10;	4220	unless ++$bug_warning > 10;
3497	return;	4221	return;
3498	}	4222	}
3499		4223
3500	$NOW = $tick_start = Event::time;	4224	cf::one_tick; # one server iteration
3501		4225
3502	cf::server_tick; # one server iteration	4226	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3503		4227
3504	$RUNTIME += $TICK;
3505	$NEXT_TICK += $TICK;
3506
3507	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4228	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3508	$NEXT_RUNTIME_WRITE = $NOW + 10;	4229	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3509	Coro::async_pool {	4230	Coro::async_pool {
3510	$Coro::current->{desc} = "runtime saver";	4231	$Coro::current->{desc} = "runtime saver";
3511	write_runtime	4232	write_runtime_sync
3512	or warn "ERROR: unable to write runtime file: $!";	4233	or error "ERROR: unable to write runtime file: $!";
3513	};
3514	}	4234	};
		4235	}
3515		4236
3516	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4237	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3517	$sig->send;	4238	$sig->send;
3518	}	4239	}
3519	while (my $sig = shift @WAIT_FOR_TICK) {	4240	$WAIT_FOR_TICK->broadcast;
3520	$sig->send;
3521	}
3522		4241
3523	$NOW = Event::time;	4242	$LOAD = ($NOW - $TICK_START) / $TICK;
3524
3525	# if we are delayed by four ticks or more, skip them all
3526	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3527
3528	$TICK_WATCHER->at ($NEXT_TICK);
3529	$TICK_WATCHER->start;
3530
3531	$LOAD = ($NOW - $tick_start) / $TICK;
3532	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4243	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3533		4244
3534	_post_tick;	4245	if (0) {
		4246	if ($NEXT_TICK) {
		4247	my $jitter = $TICK_START - $NEXT_TICK;
		4248	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4249	debug "jitter $JITTER\n";#d#
		4250	}
3535	},	4251	}
3536	);	4252	}
3537		4253
3538	{	4254	{
		4255	# configure BDB
		4256	info "initialising database";
		4257
3539	BDB::min_parallel 8;	4258	BDB::min_parallel 16;
3540	BDB::max_poll_time $TICK * 0.1;	4259	BDB::max_poll_reqs $TICK * 0.1;
3541	$BDB_POLL_WATCHER = Event->io (	4260	#$AnyEvent::BDB::WATCHER->priority (1);
3542	reentrant => 0,
3543	fd => BDB::poll_fileno,
3544	poll => 'r',
3545	prio => 0,
3546	data => WF_AUTOCANCEL,
3547	cb => \&BDB::poll_cb,
3548	);
3549
3550	BDB::set_sync_prepare {
3551	my $status;
3552	my $current = $Coro::current;
3553	(
3554	sub {
3555	$status = $!;
3556	$current->ready; undef $current;
3557	},
3558	sub {
3559	Coro::schedule while defined $current;
3560	$! = $status;
3561	},
3562	)
3563	};
3564		4261
3565	unless ($DB_ENV) {	4262	unless ($DB_ENV) {
3566	$DB_ENV = BDB::db_env_create;	4263	$DB_ENV = BDB::db_env_create;
3567	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4264	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3568	| BDB::LOG_AUTOREMOVE, 1);	4265	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4266	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3569	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4267	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3570	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4268	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3571		4269
3572	cf::sync_job {	4270	cf::sync_job {
3573	eval {	4271	eval {
…		…
3583		4281
3584	cf::cleanup "db_env_open(db): $@" if $@;	4282	cf::cleanup "db_env_open(db): $@" if $@;
3585	};	4283	};
3586	}	4284	}
3587		4285
3588	$BDB_DEADLOCK_WATCHER = Event->timer (	4286	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3589	after => 3,
3590	interval => 1,
3591	hard => 1,
3592	prio => 0,
3593	data => WF_AUTOCANCEL,
3594	cb => sub {
3595	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4287	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3596	},
3597	);	4288	};
3598	$BDB_CHECKPOINT_WATCHER = Event->timer (	4289	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3599	after => 11,
3600	interval => 60,
3601	hard => 1,
3602	prio => 0,
3603	data => WF_AUTOCANCEL,
3604	cb => sub {
3605	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4290	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3606	},
3607	);	4291	};
3608	$BDB_TRICKLE_WATCHER = Event->timer (	4292	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3609	after => 5,
3610	interval => 10,
3611	hard => 1,
3612	prio => 0,
3613	data => WF_AUTOCANCEL,
3614	cb => sub {
3615	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4293	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3616	},
3617	);	4294	};
		4295
		4296	info "database initialised";
3618	}	4297	}
3619		4298
3620	{	4299	{
		4300	# configure IO::AIO
		4301
		4302	info "initialising aio";
3621	IO::AIO::min_parallel 8;	4303	IO::AIO::min_parallel 8;
3622
3623	undef $Coro::AIO::WATCHER;
3624	IO::AIO::max_poll_time $TICK * 0.1;	4304	IO::AIO::max_poll_time $TICK * 0.1;
3625	$AIO_POLL_WATCHER = Event->io (	4305	undef $AnyEvent::AIO::WATCHER;
3626	reentrant => 0,	4306	info "aio initialised";
3627	data => WF_AUTOCANCEL,
3628	fd => IO::AIO::poll_fileno,
3629	poll => 'r',
3630	prio => 0,
3631	cb => \&IO::AIO::poll_cb,
3632	);
3633	}	4307	}
3634		4308
3635	my $_log_backtrace;	4309	our $_log_backtrace;
		4310	our $_log_backtrace_last;
3636		4311
3637	sub _log_backtrace {	4312	sub _log_backtrace {
3638	my ($msg, @addr) = @_;	4313	my ($msg, @addr) = @_;
3639		4314
3640	$msg =~ s/\n//;	4315	$msg =~ s/\n$//;
3641		4316
		4317	if ($_log_backtrace_last eq $msg) {
		4318	LOG llevInfo, "[ABT] $msg\n";
		4319	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3642	# limit the # of concurrent backtraces	4320	# limit the # of concurrent backtraces
3643	if ($_log_backtrace < 2) {	4321	} elsif ($_log_backtrace < 2) {
		4322	$_log_backtrace_last = $msg;
3644	++$_log_backtrace;	4323	++$_log_backtrace;
		4324	my $perl_bt = Carp::longmess $msg;
3645	async {	4325	async {
3646	$Coro::current->{desc} = "abt $msg";	4326	$Coro::current->{desc} = "abt $msg";
3647		4327
3648	my @bt = fork_call {	4328	my @bt = fork_call {
3649	@addr = map { sprintf "%x", $_ } @addr;	4329	@addr = map { sprintf "%x", $_ } @addr;
…		…
3660	}	4340	}
3661		4341
3662	@funcs	4342	@funcs
3663	};	4343	};
3664		4344
3665	LOG llevInfo, "[ABT] $msg\n";	4345	LOG llevInfo, "[ABT] $perl_bt\n";
		4346	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3666	LOG llevInfo, "[ABT] $_\n" for @bt;	4347	LOG llevInfo, "[ABT] $_\n" for @bt;
3667	--$_log_backtrace;	4348	--$_log_backtrace;
3668	};	4349	};
3669	} else {	4350	} else {
3670	LOG llevInfo, "[ABT] $msg\n";	4351	LOG llevInfo, "[ABT] $msg\n";
3671	LOG llevInfo, "[ABT] [suppressed]\n";	4352	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3672	}	4353	}
3673	}	4354	}
3674		4355
3675	# load additional modules	4356	# load additional modules
3676	use cf::pod;	4357	require "cf/$_.pm" for @EXTRA_MODULES;
		4358	cf::_connect_to_perl_2;
3677		4359
3678	END { cf::emergency_save }	4360	END { cf::emergency_save }
3679		4361
3680	1	4362	1
3681		4363

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