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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.361 by root, Sun Sep 9 12:52:48 2007 UTC vs.
Revision 1.594 by root, Fri Nov 9 02:50:50 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;
		130	our $USE_FSYNC = 1; # use fsync to write maps - default on
		131
		132	our $BDB_DEADLOCK_WATCHER;
		133	our $BDB_CHECKPOINT_WATCHER;
		134	our $BDB_TRICKLE_WATCHER;
		135	our $DB_ENV;
		136
		137	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		138
		139	our %CFG;
		140	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
		141
		142	our $UPTIME; $UPTIME ||= time;
		143	our $RUNTIME = 0;
		144	our $SERVER_TICK = 0;
81	our $NOW;	145	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off
83
84	our $BDB_POLL_WATCHER;
85	our $DB_ENV;
86
87	our %CFG;
88
89	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;
91		146
92	our (%PLAYER, %PLAYER_LOADING); # all users	147	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	148	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	149	our $LINK_MAP; # the special {link} map, which is always available
95		150
96	# 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 ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	152	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		153
99	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)
100	our $LOADAVG; # same thing, but with alpha-smoothing	155	our $LOADAVG; # same thing, but with alpha-smoothing
		156	our $JITTER; # average jitter
101	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 $WAIT_FOR_TICK = new Coro::Signal;
		165	our @WAIT_FOR_TICK_BEGIN;
102		166
103	binmode STDOUT;	167	binmode STDOUT;
104	binmode STDERR;	168	binmode STDERR;
105		169
106	# read virtual server time, if available	170	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	171	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	172	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	173	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	174	$RUNTIME = <$fh> + 0.;
111	}	175	}
		176
		177	eval "sub TICK() { $TICK } 1" or die;
112		178
113	mkdir $_	179	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	180	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		181
116	our $EMERGENCY_POSITION;	182	our $EMERGENCY_POSITION;
117		183
118	sub cf::map::normalise;	184	sub cf::map::normalise;
119		185
		186	sub in_main() {
		187	$Coro::current == $Coro::main
		188	}
		189
120	#############################################################################	190	#############################################################################
121		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
122	=head2 GLOBAL VARIABLES	203	=head2 GLOBAL VARIABLES
123		204
124	=over 4	205	=over 4
125		206
126	=item $cf::UPTIME	207	=item $cf::UPTIME
127		208
128	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.
129		225
130	=item $cf::RUNTIME	226	=item $cf::RUNTIME
131		227
132	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
133	every server tick.	229	every server tick.
134		230
135	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	231	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
136	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	232	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
137	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	233	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
138		234
139	Various directories - "/etc", read-only install directory, perl-library	235	Various directories - "/etc", read-only install directory, perl-library
140	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	236	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
141	unique-items directory, player file directory, random maps directory and	237	unique-items directory, player file directory, random maps directory and
142	database environment.	238	database environment.
143		239
144	=item $cf::NOW
145
146	The time of the last (current) server tick.
147
148	=item $cf::TICK
149
150	The interval between server ticks, in seconds.
151
152	=item $cf::LOADAVG	240	=item $cf::LOADAVG
153		241
154	The current CPU load on the server (alpha-smoothed), as a value between 0	242	The current CPU load on the server (alpha-smoothed), as a value between 0
155	(none) and 1 (overloaded), indicating how much time is spent on processing	243	(none) and 1 (overloaded), indicating how much time is spent on processing
156	objects per tick. Healthy values are < 0.5.	244	objects per tick. Healthy values are < 0.5.
…		…
159		247
160	The raw value load value from the last tick.	248	The raw value load value from the last tick.
161		249
162	=item %cf::CFG	250	=item %cf::CFG
163		251
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	252	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	253	from wherever your confdir points to.
166		254
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	255	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		256
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	257	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	258	returns directly I<after> the tick processing (and consequently, can only wake one thread
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		260
		261	Note that cf::Wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$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
173	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
174		279
175	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
176	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
177	that call.	282	that call.
178		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
179	=back	290	=back
180		291
181	=cut	292	=cut
182		293
183	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
184	*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 {
185	my $msg = join "", @_;	301	my $msg = join "", @_;
186		302
187	$msg .= "\n"	303	$msg .= "\n"
188	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
189		305
190	$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;
191		307
192	utf8::encode $msg;
193	LOG llevError, $msg;	308	LOG llevWarn, $msg;
194	};	309	};
195	}	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	};
196		324
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	335	for my $pkg (qw(
208	cf::global cf::attachable	336	cf::global cf::attachable
209	cf::object cf::object::player	337	cf::object cf::object::player
210	cf::client cf::player	338	cf::client cf::player
211	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
212	cf::map cf::party cf::region	341	cf::party cf::region
213	)) {	342	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	344	}
217		345
218	$Event::DIED = sub {	346	$EV::DIED = sub {
219	warn "error in event callback: @_";	347	warn "error in event callback: $@";
220	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
221		354
222	#############################################################################	355	#############################################################################
223		356
224	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
225		358
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	380	$d
248	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
249	}	382	}
250		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($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
251	=item $ref = cf::from_json $json	436	=item $ref = cf::decode_json $json
252		437
253	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
254		439
255	=item $json = cf::to_json $ref	440	=item $json = cf::encode_json $ref
256		441
257	Converts a perl data structure into its JSON representation.	442	Converts a perl data structure into its JSON representation.
258		443
259	=cut	444	=cut
260		445
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		447
263	sub to_json ($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
264	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	}
265		512
266	=item cf::lock_wait $string	513	=item cf::lock_wait $string
267		514
268	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
269		516
270	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
271		518
272	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
273	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,
274	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
275	returned.	522	returned.
276		523
277	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
278	deadlocked coro.	525	deadlocked coro.
…		…
284		531
285	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.
286		533
287	=cut	534	=cut
288		535
289	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
290	our %LOCKER;#d#
291		537
292	sub lock_wait($) {	538	sub lock_wait($) {
293	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
294
295	if ($LOCKER{$key} == $Coro::current) {#d#
296	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
297	return;#d#
298	}#d#
299
300	# wait for lock, if any
301	while ($LOCK{$key}) {
302	push @{ $LOCK{$key} }, $Coro::current;
303	Coro::schedule;
304	}
305	}	540	}
306		541
307	sub lock_acquire($) {	542	sub lock_acquire($) {
308	my ($key) = @_;	543	$LOCKS->guard ($_[0])
309
310	# wait, to be sure we are not locked
311	lock_wait $key;
312
313	$LOCK{$key} = [];
314	$LOCKER{$key} = $Coro::current;#d#
315
316	Coro::guard {
317	delete $LOCKER{$key};#d#
318	# wake up all waiters, to be on the safe side
319	$_->ready for @{ delete $LOCK{$key} };
320	}
321	}	544	}
322		545
323	sub lock_active($) {	546	sub lock_active($) {
324	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
325
326	! ! $LOCK{$key}
327	}	548	}
328		549
329	sub freeze_mainloop {	550	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
331		552
332	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
333	$TICK_WATCHER->start;	554	}
334	};	555
335	$TICK_WATCHER->stop;	556	=item cf::periodic $interval, $cb
336	$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
337	}	569	}
338		570
339	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
340		572
341	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
342	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
343	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.
344		580
345	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
346	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
347		583
348	Useful for short background jobs.	584	Useful for short background jobs.
349		585
350	=cut	586	=cut
351		587
352	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
353	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
354		591
355	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
356	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
		594	$Coro::current->desc ("timeslot manager");
		595
357	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
358		598
359	while () {	599	while () {
360	next_job:	600	next_job:
		601
361	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
362	if ($avail > 0.01) {	603
363	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
364	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
365	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
366	$job->[2]->send;	608	$job->[2]->send;
367	Coro::cede;	609	Coro::cede;
368	goto next_job;	610	goto next_job;
369	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
370	}	613	}
371	}	614	}
372		615
373	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
374	# 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
375	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
376	$signal->wait;
377	} else {	619	} else {
		620	$busy = 0;
378	Coro::schedule;	621	Coro::schedule;
379	}	622	}
380	}	623	}
381	};	624	};
382		625
383	sub get_slot($;$$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
384	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
385		630
386	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
387	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
388		634
389	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
390	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
391	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
402		648
403	BEGIN { *async = \&Coro::async_pool }	649	BEGIN { *async = \&Coro::async_pool }
404		650
405	=item cf::sync_job { BLOCK }	651	=item cf::sync_job { BLOCK }
406		652
407	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	653	The design of Deliantra requires that the main coroutine ($Coro::main)
408	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
409	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
410	acceptable.	656	acceptable.
411		657
412	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
413	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
…		…
417	=cut	663	=cut
418		664
419	sub sync_job(&) {	665	sub sync_job(&) {
420	my ($job) = @_;	666	my ($job) = @_;
421		667
422	if ($Coro::current == $Coro::main) {	668	if (in_main) {
423	my $time = Event::time;	669	my $time = AE::time;
424		670
425	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
426	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
427		673
428	# TODO: use suspend/resume instead	674	#LOG llevError, Carp::longmess "sync job";#d#
429	# (but this is cancel-safe)	675
430	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
431		677
432	my $busy = 1;	678	my $busy = 1;
433	my @res;	679	my @res;
434		680
435	(async {	681	(async {
		682	$Coro::current->desc ("sync job coro");
436	@res = eval { $job->() };	683	@res = eval { $job->() };
437	warn $@ if $@;	684	error $@ if $@;
438	undef $busy;	685	undef $busy;
439	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
440		687
441	while ($busy) {	688	while ($busy) {
442	Coro::cede or Event::one_event;	689	if (Coro::nready) {
		690	Coro::cede_notself;
		691	} else {
		692	EV::loop EV::LOOP_ONESHOT;
443	}	693	}
		694	}
444		695
445	$time = Event::time - $time;	696	my $time = AE::time - $time;
446		697
447	LOG llevError | logBacktrace, Carp::longmess "long sync job"
448	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
449
450	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
451		699
452	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
453	} else {	701	} else {
454	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
455		703
…		…
475	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
476		724
477	$coro	725	$coro
478	}	726	}
479		727
480	=item fork_call { }, $args	728	=item fork_call { }, @args
481		729
482	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
483	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
484	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
485	never block itself or use any form of Event handling.	733	never block itself or use any form of event handling.
486		734
487	=cut	735	=cut
		736
		737	sub post_fork {
		738	reset_signals;
		739	}
488		740
489	sub fork_call(&@) {	741	sub fork_call(&@) {
490	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
491		743
492	# 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,
493	# otherwise perl prematurely frees the stuff :/	745	# otherwise perl prematurely frees the stuff :/
494	# TODO: investigate and fix (likely this will be rather laborious)	746	# TODO: investigate and fix (likely this will be rather laborious)
495		747
496	my @res = Coro::Util::fork_eval {	748	my @res = Coro::Util::fork_eval {
497	reset_signals;	749	cf::post_fork;
498	&$cb	750	&$cb
499	}, @args;	751	} @args;
500		752
501	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
502	}	792	}
503		793
504	=item $value = cf::db_get $family => $key	794	=item $value = cf::db_get $family => $key
505		795
506	Returns a single value from the environment database.	796	Returns a single value from the environment database.
…		…
508	=item cf::db_put $family => $key => $value	798	=item cf::db_put $family => $key => $value
509		799
510	Stores the given C<$value> in the family. It can currently store binary	800	Stores the given C<$value> in the family. It can currently store binary
511	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	801	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
512		802
		803	=item $db = cf::db_table "name"
		804
		805	Create and/or open a new database table. The string must not be "db" and must be unique
		806	within each server.
		807
513	=cut	808	=cut
		809
		810	sub db_table($) {
		811	cf::error "db_get called from main context"
		812	if $Coro::current == $Coro::main;
		813
		814	my ($name) = @_;
		815	my $db = BDB::db_create $DB_ENV;
		816
		817	eval {
		818	$db->set_flags (BDB::CHKSUM);
		819
		820	utf8::encode $name;
		821	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		822	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		823	cf::cleanup "db_open(db): $!" if $!;
		824	};
		825	cf::cleanup "db_open(db): $@" if $@;
		826
		827	$db
		828	}
514		829
515	our $DB;	830	our $DB;
516		831
517	sub db_init {	832	sub db_init {
518	unless ($DB) {	833	$DB ||= db_table "db";
519	$DB = BDB::db_create $DB_ENV;
520
521	cf::sync_job {
522	eval {
523	$DB->set_flags (BDB::CHKSUM);
524
525	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
526	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
527	cf::cleanup "db_open(db): $!" if $!;
528	};
529	cf::cleanup "db_open(db): $@" if $@;
530	};
531	}
532	}	834	}
533		835
534	sub db_get($$) {	836	sub db_get($$) {
535	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
536		838
537	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
538	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
539		843
540	$! ? ()	844	$! ? ()
541	: $data	845	: $data
542	}
543	}	846	}
544		847
545	sub db_put($$$) {	848	sub db_put($$$) {
546	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
547	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
575		878
576	my @data;	879	my @data;
577	my $md5;	880	my $md5;
578		881
579	for (0 .. $#$src) {	882	for (0 .. $#$src) {
580	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
581	or Carp::croak "$src->[$_]: $!";
582	}	884	}
583		885
584	# if processing is expensive, check	886	# if processing is expensive, check
585	# checksum first	887	# checksum first
586	if (1) {	888	if (1) {
…		…
603		905
604	my $t1 = Time::HiRes::time;	906	my $t1 = Time::HiRes::time;
605	my $data = $process->(\@data);	907	my $data = $process->(\@data);
606	my $t2 = Time::HiRes::time;	908	my $t2 = Time::HiRes::time;
607		909
608	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
609		911
610	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
611	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
612	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
613		915
…		…
623		925
624	=cut	926	=cut
625		927
626	sub datalog($@) {	928	sub datalog($@) {
627	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
628	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
629	}	931	}
630		932
631	=back	933	=back
632		934
633	=cut	935	=cut
634		936
635	#############################################################################	937	#############################################################################
636		938
637	=head2 ATTACHABLE OBJECTS	939	=head2 ATTACHABLE OBJECTS
638		940
639	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
640	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")
641	to it. All such attachable objects support the following methods.	943	to it. All such attachable objects support the following methods.
642		944
643	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>
644	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
645	Crossfire TRT).	947	Deliantra).
646		948
647	=over 4	949	=over 4
648		950
649	=item $attachable->attach ($attachment, key => $value...)	951	=item $attachable->attach ($attachment, key => $value...)
650		952
…		…
694	=item cf::CLASS::attachment $name, ...	996	=item cf::CLASS::attachment $name, ...
695		997
696	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
697	given CLASS can refer to this attachment.	999	given CLASS can refer to this attachment.
698		1000
699	Some classes such as crossfire maps and objects can specify attachments	1001	Some classes such as deliantra maps and objects can specify attachments
700	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.
701		1003
702	These calls expect any number of the following handler/hook descriptions:	1004	These calls expect any number of the following handler/hook descriptions:
703		1005
704	=over 4	1006	=over 4
…		…
828		1130
829	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
830	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
831		1133
832	} elsif (ref $type) {	1134	} elsif (ref $type) {
833	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
834		1136
835	} else {	1137	} else {
836	shift @arg;	1138	shift @arg;
837	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
838	}	1140	}
839	}	1141	}
840	}	1142	}
841		1143
842	sub _object_attach {	1144	sub _object_attach {
…		…
852	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
853	}	1155	}
854		1156
855	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
856	} else {	1158	} else {
857	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
858	}	1160	}
859		1161
860	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
861	}	1163	}
862		1164
…		…
921		1223
922	for (@$callbacks) {	1224	for (@$callbacks) {
923	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
924		1226
925	if ($@) {	1227	if ($@) {
926	warn "$@";
927	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
928	override;	1229	override;
929	}	1230	}
930		1231
931	return 1 if $override;	1232	return 1 if $override;
932	}	1233	}
933		1234
934	0	1235	0
935	}	1236	}
936		1237
937	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
938		1239
939	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1240	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
940		1241
941	Generate an object-specific event with the given arguments.	1242	Generate an object-specific event with the given arguments.
942		1243
…		…
948		1249
949	=cut	1250	=cut
950		1251
951	#############################################################################	1252	#############################################################################
952	# object support	1253	# object support
953	#
954		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#
955	sub _can_merge {	1288	sub _can_merge {
956	my ($ob1, $ob2) = @_;	1289	my ($ob1, $ob2) = @_;
957		1290
958	local $Storable::canonical = 1;	1291	++$SLOW_MERGES;#d#
959	my $fob1 = Storable::freeze $ob1;
960	my $fob2 = Storable::freeze $ob2;
961		1292
962	$fob1 eq $fob2	1293	# we do the slow way here
		1294	return _object_equal $ob1, $ob2
963	}	1295	}
964		1296
965	sub reattach {	1297	sub reattach {
966	# basically do the same as instantiate, without calling instantiate	1298	# basically do the same as instantiate, without calling instantiate
967	my ($obj) = @_;	1299	my ($obj) = @_;
968		1300
		1301	# no longer needed after getting rid of delete_package?
969	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
970		1303
971	my $registry = $obj->registry;	1304	my $registry = $obj->registry;
972		1305
973	@$registry = ();	1306	@$registry = ();
974		1307
…		…
979	for (@$attach) {	1312	for (@$attach) {
980	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
981	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
982	}	1315	}
983	} else {	1316	} else {
984	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
985	}	1318	}
986	}	1319	}
987	}	1320	}
988		1321
989	cf::attachable->attach (	1322	cf::attachable->attach (
990	prio => -1000000,	1323	prio => -1000000,
991	on_instantiate => sub {	1324	on_instantiate => sub {
992	my ($obj, $data) = @_;	1325	my ($obj, $data) = @_;
993		1326
994	$data = from_json $data;	1327	$data = decode_json $data;
995		1328
996	for (@$data) {	1329	for (@$data) {
997	my ($name, $args) = @$_;	1330	my ($name, $args) = @$_;
998		1331
999	$obj->attach ($name, %{$args || {} });	1332	$obj->attach ($name, %{$args || {} });
…		…
1013	);	1346	);
1014		1347
1015	sub object_freezer_save {	1348	sub object_freezer_save {
1016	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
1017		1350
1018	my $guard = cf::lock_acquire "io";
1019
1020	sync_job {	1351	sync_job {
1021	if (length $$rdata) {	1352	if (length $$rdata) {
		1353	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
1023	$filename, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
1024		1357
1025	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026	chmod SAVE_MODE, $fh;	1359	aio_chmod $fh, SAVE_MODE;
1027	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028	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	}
1029	close $fh;	1365	aio_close $fh;
1030		1366
1031	if (@$objs) {	1367	if (@$objs) {
1032	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) {
1033	chmod SAVE_MODE, $fh;	1369	aio_chmod $fh, SAVE_MODE;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1370	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1371	aio_write $fh, 0, (length $data), $data, 0;
1036	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	}
1037	close $fh;	1376	aio_close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1377	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1378	}
1040	} else {	1379	} else {
1041	aio_unlink "$filename.pst";	1380	aio_unlink "$filename.pst";
1042	}	1381	}
1043		1382
1044	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
		1384
		1385	$filename =~ s%/[^/]+$%%;
		1386	aio_pathsync $filename if $cf::USE_FSYNC;
1045	} else {	1387	} else {
1046	warn "FATAL: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
1047	}	1389	}
1048	} else {	1390	} else {
1049	aio_unlink $filename;	1391	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1051	}	1393	}
1052	};	1394	};
1053
1054	undef $guard;
1055	}	1395	}
1056		1396
1057	sub object_freezer_as_string {	1397	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1398	my ($rdata, $objs) = @_;
1059		1399
…		…
1064		1404
1065	sub object_thawer_load {	1405	sub object_thawer_load {
1066	my ($filename) = @_;	1406	my ($filename) = @_;
1067		1407
1068	my ($data, $av);	1408	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1409
1072	(aio_load $filename, $data) >= 0	1410	(aio_load $filename, $data) >= 0
1073	or return;	1411	or return;
1074		1412
1075	unless (aio_stat "$filename.pst") {	1413	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1414	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1415	or return;
1078		1416
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1417	my $st = eval { Coro::Storable::thaw $av };
		1418	$av = $st->{objs};
1081	}	1419	}
1082		1420
		1421	utf8::decode (my $decname = $filename);
1083	warn sprintf "loading %s (%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1084	$filename, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
1085		1425
1086	($data, $av)	1426	($data, $av)
1087	}	1427	}
1088		1428
1089	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
…		…
1093	=cut	1433	=cut
1094		1434
1095	#############################################################################	1435	#############################################################################
1096	# command handling &c	1436	# command handling &c
1097		1437
1098	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1099		1439
1100	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
1101	$name.	1441	$name.
1102		1442
1103	=cut	1443	=cut
…		…
1109	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1110		1450
1111	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1112	}	1452	}
1113		1453
1114	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1115		1455
1116	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1117	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
1118	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
1119	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
1120	has logged in successfully.	1460	has logged in successfully.
1121		1461
1122	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1123	called.
1124		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
1125	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1126		1470
1127	Register a callback for execution when the client sends an (asynchronous)	1471	Register a callback for execution when the client sends an (asynchronous)
1128	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
1129	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
1130	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
1131	log-in.	1475	log-in.
1132		1476
1133	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1134	called.
1135		1478
1136	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1137		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
1138	sub register_extcmd {	1486	sub register_extcmd($$) {
1139	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1140		1488
1141	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1142	}	1490	}
1143		1491
1144	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1145	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1146		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1147	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1148	}	1502	}
1149		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
		1510	use File::Glob ();
		1511
1150	cf::player->attach (	1512	cf::player->attach (
1151	on_command => sub {	1513	on_unknown_command => sub {
1152	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1153		1515
1154	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1155	or return;	1517	or return;
1156		1518
…		…
1164	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1165		1527
1166	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1167		1529
1168	if (ref $msg) {	1530	if (ref $msg) {
1169	my ($type, $reply, @payload) =	1531	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1170	"ARRAY" eq ref $msg
1171	? @$msg
1172	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1173		1532
1174	my @reply;
1175
1176	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}) {
1177	@reply = $cb->($pl, @payload);	1546	@reply = $cb->($pl, @payload);
		1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1178	}	1551	}
1179		1552
1180	$pl->ext_reply ($reply, @reply)
1181	if $reply;
1182
1183	} else {	1553	} else {
1184	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1185	}	1555	}
1186		1556
1187	cf::override;	1557	cf::override;
1188	},	1558	},
1189	);	1559	);
1190		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
1191	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1192	cf::sync_job {	1590	cf::sync_job {
1193	my %todo;	1591	my %todo;
1194		1592
1195	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1196	next unless -r $path;	1594	next unless -r $path;
…		…
1214		1612
1215	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1216	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1217		1615
1218	$ext{source} =	1616	$ext{source} =
1219	"package $pkg; use strict; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1220	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1221	. $source	1619	. $source
1222	. "\n};\n1";	1620	. "\n};\n1";
1223		1621
1224	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1225	}	1623	}
1226		1624
		1625	my $pass = 0;
1227	my %done;	1626	my %done;
1228	while (%todo) {	1627	while (%todo) {
1229	my $progress;	1628	my $progress;
1230		1629
		1630	++$pass;
		1631
		1632	ext:
1231	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1232	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1233	goto skip	1635	next ext
1234	unless exists $done{$_};	1636	unless exists $done{$_};
1235	}	1637	}
1236		1638
1237	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1238		1640
1239	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 $@) {
1240	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1241	: "$v->{base}: extension inactive.\n";
1242		1654
		1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1243	if (exists $v->{meta}{mandatory}) {	1656	if exists $v->{meta}{mandatory};
1244	warn $msg;	1657
1245	warn "mandatory extension failed to load, exiting.\n";	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1246	exit 1;	1659	delete $todo{$k};
1247	}	1660	} else {
1248		1661	$done{$k} = delete $todo{$k};
1249	warn $msg;	1662	push @EXTS, $v->{pkg};
		1663	$progress = 1;
		1664
		1665	info "$v->{base}: extension inactive.\n"
		1666	unless $active;
1250	}	1667	}
1251
1252	$done{$k} = delete $todo{$k};
1253	push @EXTS, $v->{pkg};
1254	$progress = 1;
1255	}	1668	}
1256		1669
1257	skip:	1670	unless ($progress) {
1258	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1259	unless $progress;	1672
		1673	while (my ($k, $v) = each %todo) {
		1674	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1675	if exists $v->{meta}{mandatory};
		1676	}
		1677
		1678	last;
		1679	}
1260	}	1680	}
1261	};	1681	};
1262	}	1682	}
1263		1683
1264	#############################################################################	1684	#############################################################################
1265		1685
1266	=back	1686	=back
1267		1687
1268	=head2 CORE EXTENSIONS	1688	=head2 CORE EXTENSIONS
1269		1689
1270	Functions and methods that extend core crossfire objects.	1690	Functions and methods that extend core deliantra objects.
1271		1691
1272	=cut	1692	=cut
1273		1693
1274	package cf::player;	1694	package cf::player;
1275		1695
…		…
1318		1738
1319	sub exists($) {	1739	sub exists($) {
1320	my ($login) = @_;	1740	my ($login) = @_;
1321		1741
1322	$cf::PLAYER{$login}	1742	$cf::PLAYER{$login}
1323	or cf::sync_job { !aio_stat path $login }	1743	or !aio_stat path $login
1324	}	1744	}
1325		1745
1326	sub find($) {	1746	sub find($) {
1327	return $cf::PLAYER{$_[0]} || do {	1747	return $cf::PLAYER{$_[0]} || do {
1328	my $login = $_[0];	1748	my $login = $_[0];
…		…
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1758	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1759
1340	my $f = new_from_file cf::object::thawer path $login	1760	my $f = new_from_file cf::object::thawer path $login
1341	or return;	1761	or return;
1342		1762
1343	$f->next;
1344	my $pl = cf::player::load_pl $f	1763	my $pl = cf::player::load_pl $f
1345	or return;	1764	or return;
		1765
1346	local $cf::PLAYER_LOADING{$login} = $pl;	1766	local $cf::PLAYER_LOADING{$login} = $pl;
1347	$f->resolve_delayed_derefs;	1767	$f->resolve_delayed_derefs;
1348	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1349	}	1769	}
1350	}	1770	}
1351	}	1771	}
1352		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($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
1353	sub save($) {	1786	sub save($) {
1354	my ($pl) = @_;	1787	my ($pl) = @_;
1355		1788
1356	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
1357		1790
…		…
1360		1793
1361	return if $pl->{deny_save};	1794	return if $pl->{deny_save};
1362		1795
1363	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1364	$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];
1365		1803
1366	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1367	cf::cede_to_tick;	1805	cf::cede_to_tick;
1368	}	1806	}
1369		1807
…		…
1401	my ($pl) = @_;	1839	my ($pl) = @_;
1402		1840
1403	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1404		1842
1405	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1406	$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
1407		1845
1408	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1409	$pl->deactivate;	1847	$pl->deactivate;
		1848
		1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1410	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1411	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1412		1854
1413	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1414	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1415	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1453		1895
1454	for my $login (@$dirs) {	1896	for my $login (@$dirs) {
1455	my $path = path $login;	1897	my $path = path $login;
1456		1898
1457	# a .pst is a dead give-away for a valid player	1899	# a .pst is a dead give-away for a valid player
1458	unless (-e "$path.pst") {	1900	# if no pst file found, open and chekc for blocked users
		1901	if (aio_stat "$path.pst") {
1459	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1902	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1460	aio_read $fh, 0, 512, my $buf, 0 or next;	1903	aio_read $fh, 0, 512, my $buf, 0 or next;
1461	$buf !~ /^password -------------$/m or next; # official not-valid tag	1904	$buf !~ /^password -------------$/m or next; # official not-valid tag
1462	}	1905	}
1463		1906
…		…
1467		1910
1468	\@logins	1911	\@logins
1469	}	1912	}
1470		1913
1471	=item $player->maps	1914	=item $player->maps
		1915
		1916	=item cf::player::maps $login
1472		1917
1473	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1474	player. May block.	1919	player. May block.
1475		1920
1476	=cut	1921	=cut
…		…
1494	}	1939	}
1495		1940
1496	\@paths	1941	\@paths
1497	}	1942	}
1498		1943
1499	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1500		1945
1501	Expand crossfire pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1502
1503	=cut
1504
1505	sub expand_cfpod {
1506	((my $self), (local $_)) = @_;
1507
1508	# escape & and <
1509	s/&/&amp;/g;
1510	s/(?<![BIUGHT])</&lt;/g;
1511
1512	# this is buggy, it needs to properly take care of nested <'s
1513
1514	1 while
1515	# replace B<>, I<>, U<> etc.
1516	s/B<([^\>]*)>/<b>$1<\/b>/
1517	|| s/I<([^\>]*)>/<i>$1<\/i>/
1518	|| s/U<([^\>]*)>/<u>$1<\/u>/
1519	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1520	# replace G<male|female> tags
1521	|| s{G<([^>|]*)\|([^>]*)>}{
1522	$self->gender ? $2 : $1
1523	}ge
1524	# replace H<hint text>
1525	|| s{H<([^\>]*)>}
1526	{
1527	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1528	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1529	"")
1530	[$self->{hintmode}]
1531	}ge;
1532
1533	# create single paragraphs (very hackish)
1534	s/(?<=\S)\n(?=\w)/ /g;
1535
1536	# compress some whitespace
1537	s/\s+\n/\n/g; # ws line-ends
1538	s/\n\n+/\n/g; # double lines
1539	s/^\n+//; # beginning lines
1540	s/\n+$//; # ending lines
1541
1542	$_
1543	}
1544
1545	sub hintmode {
1546	$_[0]{hintmode} = $_[1] if @_ > 1;
1547	$_[0]{hintmode}
1548	}
1549
1550	=item $player->ext_reply ($msgid, @msg)
1551
1552	Sends an ext reply to the player.
1553
1554	=cut
1555
1556	sub ext_reply($$@) {
1557	my ($self, $id, @msg) = @_;
1558
1559	$self->ns->ext_reply ($id, @msg)
1560	}
1561		1947
1562	=item $player->ext_msg ($type, @msg)	1948	=item $player->ext_msg ($type, @msg)
1563		1949
1564	Sends an ext event to the client.	1950	Sends an ext event to the client.
1565		1951
…		…
1585		1971
1586	=cut	1972	=cut
1587		1973
1588	sub find_by_path($) {	1974	sub find_by_path($) {
1589	my ($path) = @_;	1975	my ($path) = @_;
		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
1590		1978
1591	my ($match, $specificity);	1979	my ($match, $specificity);
1592		1980
1593	for my $region (list) {	1981	for my $region (list) {
1594	if ($region->{match} && $path =~ $region->{match}) {	1982	if ($region->{match} && $path =~ $region->{match}) {
…		…
1620	our $MAX_RESET = 3600;	2008	our $MAX_RESET = 3600;
1621	our $DEFAULT_RESET = 3000;	2009	our $DEFAULT_RESET = 3000;
1622		2010
1623	sub generate_random_map {	2011	sub generate_random_map {
1624	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1625	# mit "rum" bekleckern, nicht	2013
		2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2015
1626	$self->_create_random_map (	2016	$self->_create_random_map ($rmp);
1627	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1628	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1629	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1630	$rmp->{exit_on_final_map},
1631	$rmp->{xsize}, $rmp->{ysize},
1632	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1633	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1634	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1635	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1636	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1637	(cf::region::find $rmp->{region}), $rmp->{custom}
1638	)
1639	}	2017	}
1640		2018
1641	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1642		2020
1643	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
…		…
1648		2026
1649	sub register {	2027	sub register {
1650	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1651	my $pkg = caller;	2029	my $pkg = caller;
1652		2030
1653	no strict;
1654	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1655		2032
1656	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1657	}	2034	}
1658		2035
1659	# also paths starting with '/'	2036	# also paths starting with '/'
1660	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1661		2038
1662	sub thawer_merge {	2039	sub thawer_merge {
1663	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1664		2041
1665	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1670	}	2047	}
1671		2048
1672	sub normalise {	2049	sub normalise {
1673	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1674		2051
1675	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1676		2053
1677	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1678		2055
1679	# map plan:	2056	# map plan:
1680	#	2057	#
…		…
1695	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1696	$path = "$base/$path";	2073	$path = "$base/$path";
1697	}	2074	}
1698		2075
1699	for ($path) {	2076	for ($path) {
1700	redo if s{//}{/};
1701	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1702	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1703	}	2079	}
1704		2080
1705	$path	2081	$path
…		…
1719	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1720	return $self;	2096	return $self;
1721	}	2097	}
1722	}	2098	}
1723		2099
1724	Carp::cluck "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1725	()	2101	()
1726	}	2102	}
1727		2103
		2104	# may re-bless or do other evil things
1728	sub init {	2105	sub init {
1729	my ($self) = @_;	2106	my ($self) = @_;
1730		2107
1731	$self	2108	$self
1732	}	2109	}
…		…
1751		2128
1752	# the temporary/swap location	2129	# the temporary/swap location
1753	sub save_path {	2130	sub save_path {
1754	my ($self) = @_;	2131	my ($self) = @_;
1755		2132
1756	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2133	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1757	"$TMPDIR/$path.map"	2134	"$TMPDIR/$path.map"
1758	}	2135	}
1759		2136
1760	# the unique path, undef == no special unique path	2137	# the unique path, undef == no special unique path
1761	sub uniq_path {	2138	sub uniq_path {
1762	my ($self) = @_;	2139	my ($self) = @_;
1763		2140
1764	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2141	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1765	"$UNIQUEDIR/$path"	2142	"$UNIQUEDIR/$path"
1766	}
1767
1768	# and all this just because we cannot iterate over
1769	# all maps in C++...
1770	sub change_all_map_light {
1771	my ($change) = @_;
1772
1773	$_->change_map_light ($change)
1774	for grep $_->outdoor, values %cf::MAP;
1775	}	2143	}
1776		2144
1777	sub decay_objects {	2145	sub decay_objects {
1778	my ($self) = @_;	2146	my ($self) = @_;
1779		2147
…		…
1806	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1807		2175
1808	1	2176	1
1809	}	2177	}
1810		2178
		2179	# used to laod the header of an original map
1811	sub load_header_orig {	2180	sub load_header_orig {
1812	my ($self) = @_;	2181	my ($self) = @_;
1813		2182
1814	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1815	}	2184	}
1816		2185
		2186	# used to laod the header of an instantiated map
1817	sub load_header_temp {	2187	sub load_header_temp {
1818	my ($self) = @_;	2188	my ($self) = @_;
1819		2189
1820	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1821	}	2191	}
1822		2192
		2193	# called after loading the header from an instantiated map
1823	sub prepare_temp {	2194	sub prepare_temp {
1824	my ($self) = @_;	2195	my ($self) = @_;
1825		2196
1826	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1827	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1828	# safety	2199	# safety
1829	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1830	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1831	}	2202	}
1832		2203
		2204	# called after loading the header from an original map
1833	sub prepare_orig {	2205	sub prepare_orig {
1834	my ($self) = @_;	2206	my ($self) = @_;
1835		2207
1836	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1837	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1861		2233
1862	sub find;	2234	sub find;
1863	sub find {	2235	sub find {
1864	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1865		2237
		2238	cf::cede_to_tick;
		2239
1866	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1867		2241
1868	cf::lock_wait "map_data:$path";#d#remove	2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1869	cf::lock_wait "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1870		2244
1871	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
1872	my $guard1 = cf::lock_acquire "map_find:$path";
1873	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1874
1875	my $map = new_from_path cf::map $path	2246	my $map = new_from_path cf::map $path
1876	or return;	2247	or return;
1877		2248
1878	$map->{last_save} = $cf::RUNTIME;	2249	$map->{last_save} = $cf::RUNTIME;
1879		2250
…		…
1881	or return;	2252	or return;
1882		2253
1883	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2254	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1884	# doing this can freeze the server in a sync job, obviously	2255	# doing this can freeze the server in a sync job, obviously
1885	#$cf::WAIT_FOR_TICK->wait;	2256	#$cf::WAIT_FOR_TICK->wait;
		2257	undef $guard2;
1886	undef $guard1;	2258	undef $guard1;
1887	undef $guard2;
1888	$map->reset;	2259	$map->reset;
1889	return find $path;	2260	return find $path;
1890	}	2261	}
1891		2262
1892	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
1893	}	2264	}
1894	}	2265	}
1895		2266
1896	sub pre_load { }	2267	sub pre_load { }
1897	sub post_load { }	2268	#sub post_load { } # XS
1898		2269
1899	sub load {	2270	sub load {
1900	my ($self) = @_;	2271	my ($self) = @_;
1901		2272
1902	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1905		2276
1906	{	2277	{
1907	my $guard = cf::lock_acquire "map_data:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
1908		2279
1909	return unless $self->valid;	2280	return unless $self->valid;
1910	return unless $self->in_memory == cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
1911
1912	$self->in_memory (cf::MAP_LOADING);
1913		2282
1914	$self->alloc;	2283	$self->alloc;
1915		2284
1916	$self->pre_load;	2285	$self->pre_load;
1917	cf::cede_to_tick;	2286	cf::cede_to_tick;
1918		2287
		2288	if (exists $self->{load_path}) {
1919	my $f = new_from_file cf::object::thawer $self->{load_path};	2289	my $f = new_from_file cf::object::thawer $self->{load_path};
1920	$f->skip_block;	2290	$f->skip_block;
1921	$self->_load_objects ($f)	2291	$self->_load_objects ($f)
1922	or return;	2292	or return;
1923		2293
1924	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2294	$self->post_load_original
1925	if delete $self->{load_original};	2295	if delete $self->{load_original};
1926		2296
1927	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
1928	utf8::encode $uniq;	2298	utf8::encode $uniq;
1929	unless (aio_stat $uniq) {	2299	unless (aio_stat $uniq) {
1930	if (my $f = new_from_file cf::object::thawer $uniq) {	2300	if (my $f = new_from_file cf::object::thawer $uniq) {
1931	$self->clear_unique_items;	2301	$self->clear_unique_items;
1932	$self->_load_objects ($f);	2302	$self->_load_objects ($f);
1933	$f->resolve_delayed_derefs;	2303	$f->resolve_delayed_derefs;
		2304	}
1934	}	2305	}
1935	}	2306	}
1936	}
1937		2307
1938	$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);
1939		2315
1940	cf::cede_to_tick;	2316	cf::cede_to_tick;
1941	# now do the right thing for maps	2317	# now do the right thing for maps
1942	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
1943	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
…		…
1947	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
1948	$self->decay_objects;	2324	$self->decay_objects;
1949	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
1950	$self->update_buttons;	2326	$self->update_buttons;
1951	cf::cede_to_tick;	2327	cf::cede_to_tick;
1952	$self->set_darkness_map;	2328	#$self->activate; # no longer activate maps automatically
1953	cf::cede_to_tick;
1954	$self->activate;
1955	}	2329	}
1956		2330
1957	$self->{last_save} = $cf::RUNTIME;	2331	$self->{last_save} = $cf::RUNTIME;
1958	$self->last_access ($cf::RUNTIME);	2332	$self->last_access ($cf::RUNTIME);
1959
1960	$self->in_memory (cf::MAP_IN_MEMORY);
1961	}	2333	}
1962		2334
1963	$self->post_load;	2335	$self->post_load;
1964	}
1965		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
1966	sub customise_for {	2343	sub customise_for {
1967	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
1968		2345
1969	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
1970	if $self->per_player;	2347	if $self->per_player;
…		…
1973	# if $self->per_party;	2350	# if $self->per_party;
1974		2351
1975	$self	2352	$self
1976	}	2353	}
1977		2354
1978	# find and load all maps in the 3x3 area around a map
1979	sub load_neighbours {
1980	my ($map) = @_;
1981
1982	my @neigh; # diagonal neighbours
1983
1984	for (0 .. 3) {
1985	my $neigh = $map->tile_path ($_)
1986	or next;
1987	$neigh = find $neigh, $map
1988	or next;
1989	$neigh->load;
1990
1991	push @neigh,
1992	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1993	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1994	}
1995
1996	for (grep defined $_->[0], @neigh) {
1997	my ($path, $origin) = @$_;
1998	my $neigh = find $path, $origin
1999	or next;
2000	$neigh->load;
2001	}
2002	}
2003
2004	sub find_sync {	2355	sub find_sync {
2005	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
2006		2357
2007	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
2008	}	2363	}
2009		2364
2010	sub do_load_sync {	2365	sub do_load_sync {
2011	my ($map) = @_;	2366	my ($map) = @_;
2012		2367
		2368	# it's a bug to call this from the main context
2013	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2014	if $Coro::current == $Coro::main;	2370	if $Coro::current == $Coro::main;
2015		2371
2016	cf::sync_job { $map->load };	2372	$map->load;
2017	}	2373	}
2018		2374
2019	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
2020	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
2021		2377
2022	sub find_async {	2378	sub find_async {
2023	my ($path, $origin, $load) = @_;	2379	my ($path, $origin, $load) = @_;
2024		2380
2025	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
2026		2382
2027	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
2028	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2384	return $map if !$load || $map->linkable;
2029	}	2385	}
2030		2386
2031	$MAP_PREFETCH{$path} |= $load;	2387	$MAP_PREFETCH{$path} |= $load;
2032		2388
2033	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
		2390	$Coro::current->{desc} = "map prefetcher";
		2391
2034	while (%MAP_PREFETCH) {	2392	while (%MAP_PREFETCH) {
2035	while (my ($k, $v) = each %MAP_PREFETCH) {	2393	while (my ($k, $v) = each %MAP_PREFETCH) {
2036	if (my $map = find $k) {	2394	if (my $map = find $k) {
2037	$map->load if $v;	2395	$map->load if $v;
2038	}	2396	}
…		…
2045	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
2046		2404
2047	()	2405	()
2048	}	2406	}
2049		2407
		2408	# common code, used by both ->save and ->swapout
2050	sub save {	2409	sub _save {
2051	my ($self) = @_;	2410	my ($self) = @_;
2052
2053	my $lock = cf::lock_acquire "map_data:$self->{path}";
2054		2411
2055	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
2056		2413
2057	return unless $self->dirty;	2414	return unless $self->dirty;
2058		2415
…		…
2064	return if $self->{deny_save};	2421	return if $self->{deny_save};
2065		2422
2066	local $self->{last_access} = $self->last_access;#d#	2423	local $self->{last_access} = $self->last_access;#d#
2067		2424
2068	cf::async {	2425	cf::async {
		2426	$Coro::current->{desc} = "map player save";
2069	$_->contr->save for $self->players;	2427	$_->contr->save for $self->players;
2070	};	2428	};
		2429
		2430	cf::get_slot 0.02;
2071		2431
2072	if ($uniq) {	2432	if ($uniq) {
2073	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2433	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2074	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2434	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2075	} else {	2435	} else {
2076	$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);
2077	}	2437	}
2078	}	2438	}
2079		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
2080	sub swap_out {	2448	sub swap_out {
2081	my ($self) = @_;	2449	my ($self) = @_;
2082		2450
2083	# save first because save cedes
2084	$self->save;
2085
2086	my $lock = cf::lock_acquire "map_data:$self->{path}";	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
2087		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
2088	return if $self->players;	2455	return if $self->players;
2089	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
2090	return if $self->{deny_save};	2473	return 1e99 if $self->{deny_reset};
2091		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
2092	$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};
2093		2507
2094	$self->deactivate;	2508	$self->deactivate;
2095	$_->clear_links_to ($self) for values %cf::MAP;	2509	$_->clear_links_to ($self) for values %cf::MAP;
2096	$self->clear;	2510	$self->clear;
2097	}
2098
2099	sub reset_at {
2100	my ($self) = @_;
2101
2102	# TODO: safety, remove and allow resettable per-player maps
2103	return 1e99 if $self->{deny_reset};
2104
2105	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2106	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2107
2108	$time + $to
2109	}
2110
2111	sub should_reset {
2112	my ($self) = @_;
2113
2114	$self->reset_at <= $cf::RUNTIME
2115	}
2116
2117	sub reset {
2118	my ($self) = @_;
2119
2120	my $lock = cf::lock_acquire "map_data:$self->{path}";
2121
2122	return if $self->players;
2123
2124	warn "resetting map ", $self->path;
2125
2126	$self->in_memory (cf::MAP_SWAPPED);
2127
2128	# need to save uniques path
2129	unless ($self->{deny_save}) {
2130	my $uniq = $self->uniq_path; utf8::encode $uniq;
2131
2132	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2133	if $uniq;
2134	}
2135
2136	delete $cf::MAP{$self->path};
2137
2138	$self->deactivate;
2139	$_->clear_links_to ($self) for values %cf::MAP;
2140	$self->clear;
2141		2511
2142	$self->unlink_save;	2512	$self->unlink_save;
2143	$self->destroy;	2513	$self->destroy;
2144	}	2514	}
2145		2515
…		…
2153		2523
2154	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2155		2525
2156	$self->unlink_save;	2526	$self->unlink_save;
2157		2527
2158	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2159	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2160	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2161	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2162	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2163		2533
…		…
2212		2582
2213	sub unique_maps() {	2583	sub unique_maps() {
2214	[	2584	[
2215	map {	2585	map {
2216	utf8::decode $_;	2586	utf8::decode $_;
2217	/\.map$/	2587	s/\.map$//; # TODO future compatibility hack
		2588	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2589	? ()
2218	? normalise $_	2590	: normalise $_
2219	: ()
2220	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2221	]	2592	]
2222	}	2593	}
2223		2594
2224	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	}
2225		2626
2226	=back	2627	=back
2227		2628
2228	=head3 cf::object	2629	=head3 cf::object
2229		2630
…		…
2233		2634
2234	=over 4	2635	=over 4
2235		2636
2236	=item $ob->inv_recursive	2637	=item $ob->inv_recursive
2237		2638
2238	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.
2239		2641
2240	=cut	2642	=cut
2241		2643
2242	sub inv_recursive_;	2644	sub inv_recursive_;
2243	sub inv_recursive_ {	2645	sub inv_recursive_ {
…		…
2248	inv_recursive_ inv $_[0]	2650	inv_recursive_ inv $_[0]
2249	}	2651	}
2250		2652
2251	=item $ref = $ob->ref	2653	=item $ref = $ob->ref
2252		2654
2253	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.
2254		2656
2255	=item $ob = cf::object::deref ($refstring)	2657	=item $ob = cf::object::deref ($refstring)
2256		2658
2257	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,
2258	even if the object actually exists. May block.	2660	even if the object actually exists. May block.
…		…
2260	=cut	2662	=cut
2261		2663
2262	sub deref {	2664	sub deref {
2263	my ($ref) = @_;	2665	my ($ref) = @_;
2264		2666
2265	# temporary compatibility#TODO#remove
2266	$ref =~ s{^<}{player/<};
2267
2268	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2667	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2269	my ($uuid, $name) = ($1, $2);	2668	my ($uuid, $name) = ($1, $2);
2270	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2669	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2271	or return;	2670	or return;
2272	$pl->ob->uuid eq $uuid	2671	$pl->ob->uuid eq $uuid
2273	or return;	2672	or return;
…		…
2293	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
2294	dialogue with the given NPC character.	2693	dialogue with the given NPC character.
2295		2694
2296	=cut	2695	=cut
2297		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
2298	# rough implementation of a future "reply" method that works	2711	# rough implementation of a future "reply" method that works
2299	# with dialog boxes.	2712	# with dialog boxes.
2300	#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
2301	sub cf::object::player::reply($$$;$) {	2714	sub cf::object::player::reply($$$;$) {
2302	my ($self, $npc, $msg, $flags) = @_;	2715	my ($self, $npc, $msg, $flags) = @_;
…		…
2313	my $dialog = $pl->{npc_dialog};	2726	my $dialog = $pl->{npc_dialog};
2314	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2727	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2315		2728
2316	} else {	2729	} else {
2317	$msg = $npc->name . " says: $msg" if $npc;	2730	$msg = $npc->name . " says: $msg" if $npc;
2318	$self->message ($msg, $flags);	2731	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2319	}	2732	}
2320	}	2733	}
2321	}	2734	}
2322		2735
2323	=item $object->send_msg ($channel, $msg, $color, [extra...])	2736	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2348		2761
2349	=item $player_object->enter_link	2762	=item $player_object->enter_link
2350		2763
2351	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}>).
2352		2765
2353	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.
2354	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.
2355		2770
2356	Will never block.	2771	Will never block.
2357		2772
2358	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
2359		2774
…		…
2379	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2380	my ($self) = @_;	2795	my ($self) = @_;
2381		2796
2382	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2383		2798
		2799	++$self->{_link_recursion};
		2800
2384	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2385		2802
2386	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2387	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2388		2805
2389	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2390	}	2807	}
2391		2808
2392	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2393	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2394		2811
…		…
2411	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2412	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2413		2830
2414	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2415	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2416	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2417		2834
2418	$map->load;	2835	$map->load;
2419	$map->load_neighbours;
2420		2836
2421	return unless $self->contr->active;	2837	return unless $self->contr->active;
2422	$self->activate_recursive;
2423		2838
2424	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2425	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2426	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2427		2846
		2847	}
		2848
2428	=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)]])
2429		2850
2430	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
2431	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2432	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
2433	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
2434	be called at the end of this process.	2855	be called at the end of this process.
2435		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
2436	=cut	2860	=cut
2437		2861
2438	our $GOTOGEN;	2862	our $GOTOGEN;
2439		2863
2440	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2441	my ($self, $path, $x, $y, $check, $done) = @_;	2865	my ($self, $path, $x, $y, $check, $done) = @_;
2442		2866
		2867	if ($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	}
		2872
2443	# 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
2444	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2445		2875
2446	$self->enter_link;	2876	$self->enter_link;
2447		2877
2448	(async {	2878	(async {
		2879	$Coro::current->{desc} = "player::goto $path $x $y";
		2880
		2881	# *tag paths override both path and x|y
		2882	if ($path =~ /^\*(.*)$/) {
		2883	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2884	my $ob = $obs[rand @obs];
		2885
		2886	# see if we actually can go there
		2887	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2888	$ob = $obs[rand @obs];
		2889	} else {
		2890	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2891	}
		2892	# else put us there anyways for now #d#
		2893
		2894	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2895	} else {
		2896	($path, $x, $y) = (undef, undef, undef);
		2897	}
		2898	}
		2899
2449	my $map = eval {	2900	my $map = eval {
2450	my $map = cf::map::find $path;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2451		2902
2452	if ($map) {	2903	if ($map) {
2453	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2454	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2455	} else {	2906	} else {
2456	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2457	}	2908	}
2458		2909
2459	$map	2910	$map
2460	};	2911	};
2461		2912
…		…
2467	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2468	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2469	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2470	}	2921	}
2471		2922
2472	$done->() if $done;	2923	$done->($self) if $done;
2473	})->prio (1);	2924	})->prio (1);
2474	}	2925	}
2475		2926
2476	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2477		2928
…		…
2497	}	2948	}
2498		2949
2499	sub prepare_random_map {	2950	sub prepare_random_map {
2500	my ($exit) = @_;	2951	my ($exit) = @_;
2501		2952
2502	my $guard = cf::lock_acquire "exit_prepare:$exit";
2503
2504	# all this does is basically replace the /! path by	2953	# all this does is basically replace the /! path by
2505	# a new random map path (?random/...) with a seed	2954	# a new random map path (?random/...) with a seed
2506	# that depends on the exit object	2955	# that depends on the exit object
2507		2956
2508	my $rmp = parse_random_map_params $exit->msg;	2957	my $rmp = parse_random_map_params $exit->msg;
…		…
2510	if ($exit->map) {	2959	if ($exit->map) {
2511	$rmp->{region} = $exit->region->name;	2960	$rmp->{region} = $exit->region->name;
2512	$rmp->{origin_map} = $exit->map->path;	2961	$rmp->{origin_map} = $exit->map->path;
2513	$rmp->{origin_x} = $exit->x;	2962	$rmp->{origin_x} = $exit->x;
2514	$rmp->{origin_y} = $exit->y;	2963	$rmp->{origin_y} = $exit->y;
		2964
		2965	$exit->map->touch;
2515	}	2966	}
2516		2967
2517	$rmp->{random_seed} ||= $exit->random_seed;	2968	$rmp->{random_seed} ||= $exit->random_seed;
2518		2969
2519	my $data = cf::to_json $rmp;	2970	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2520	my $md5 = Digest::MD5::md5_hex $data;	2971	my $md5 = Digest::MD5::md5_hex $data;
2521	my $meta = "$RANDOMDIR/$md5.meta";	2972	my $meta = "$RANDOMDIR/$md5.meta";
2522		2973
2523	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2974	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2524	aio_write $fh, 0, (length $data), $data, 0;	2975	aio_write $fh, 0, (length $data), $data, 0;
2525	undef $fh;	2976	undef $fh;
2526	aio_rename "$meta~", $meta;	2977	aio_rename "$meta~", $meta;
2527		2978
		2979	my $slaying = "?random/$md5";
		2980
		2981	if ($exit->valid) {
2528	$exit->slaying ("?random/$md5");	2982	$exit->slaying ("?random/$md5");
2529	$exit->msg (undef);	2983	$exit->msg (undef);
		2984	}
2530	}	2985	}
2531	}	2986	}
2532		2987
2533	sub cf::object::player::enter_exit {	2988	sub cf::object::player::enter_exit {
2534	my ($self, $exit) = @_;	2989	my ($self, $exit) = @_;
2535		2990
2536	return unless $self->type == cf::PLAYER;	2991	return unless $self->type == cf::PLAYER;
2537		2992
2538	if ($exit->slaying eq "/!") {
2539	#TODO: this should de-fi-ni-te-ly not be a sync-job
2540	# the problem is that $exit might not survive long enough
2541	# so it needs to be done right now, right here
2542	cf::sync_job { prepare_random_map $exit };
2543	}
2544
2545	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2546	my $hp = $exit->stats->hp;
2547	my $sp = $exit->stats->sp;
2548
2549	$self->enter_link;	2993	$self->enter_link;
2550		2994
2551	# if exit is damned, update players death & WoR home-position
2552	$self->contr->savebed ($slaying, $hp, $sp)
2553	if $exit->flag (FLAG_DAMNED);
2554
2555	(async {	2995	(async {
2556	$self->deactivate_recursive; # just to be sure	2996	$Coro::current->{desc} = "enter_exit";
		2997
2557	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
2558	$self->goto ($slaying, $hp, $sp);	3028	$self->goto ($map, $x, $y);
2559		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
2560	1;	3034	1
2561	}) {	3035	}) {
2562	$self->message ("Something went wrong deep within the crossfire server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2563	. "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. "
2564	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2565	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2566		3040
2567	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2568	$self->leave_link;	3042	$self->leave_link;
2569	}	3043	}
2570	})->prio (1);	3044	})->prio (1);
2571	}	3045	}
2572		3046
…		…
2584	sub cf::client::send_drawinfo {	3058	sub cf::client::send_drawinfo {
2585	my ($self, $text, $flags) = @_;	3059	my ($self, $text, $flags) = @_;
2586		3060
2587	utf8::encode $text;	3061	utf8::encode $text;
2588	$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);
2589	}	3088	}
2590		3089
2591	=item $client->send_msg ($channel, $msg, $color, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2592		3091
2593	Send a drawinfo or msg packet to the client, formatting the msg for the	3092	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2595	the message, with C<log> being the default. If C<$color> is negative, suppress	3094	the message, with C<log> being the default. If C<$color> is negative, suppress
2596	the message unless the client supports the msg packet.	3095	the message unless the client supports the msg packet.
2597		3096
2598	=cut	3097	=cut
2599		3098
		3099	# non-persistent channels (usually the info channel)
2600	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	},
2601	"c/identify" => {	3107	"c/identify" => {
2602	id => "identify",	3108	id => "infobox",
2603	title => "Identify",	3109	title => "Identify",
2604	reply => undef,	3110	reply => undef,
2605	tooltip => "Items recently identified",	3111	tooltip => "Items recently identified",
2606	},	3112	},
2607	"c/examine" => {	3113	"c/examine" => {
2608	id => "examine",	3114	id => "infobox",
2609	title => "Examine",	3115	title => "Examine",
2610	reply => undef,	3116	reply => undef,
2611	tooltip => "Signs and other items you examined",	3117	tooltip => "Signs and other items you examined",
2612	},	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	},
		3131	"c/lookat" => {
		3132	id => "infobox",
		3133	title => "Look",
		3134	reply => undef,
		3135	tooltip => "What you saw there",
		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" => $CHAT_CHANNEL,
2613	);	3211	);
2614		3212
2615	sub cf::client::send_msg {	3213	sub cf::client::send_msg {
2616	my ($self, $channel, $msg, $color, @extra) = @_;	3214	my ($self, $channel, $msg, $color, @extra) = @_;
2617		3215
2618	$msg = $self->pl->expand_cfpod ($msg);	3216	$msg = $self->pl->expand_cfpod ($msg)
		3217	unless $color & cf::NDI_VERBATIM;
2619		3218
2620	$color &= cf::NDI_CLIENT_MASK; # just in case...	3219	$color &= cf::NDI_CLIENT_MASK; # just in case...
2621		3220
2622	# check predefined channels, for the benefit of C	3221	# check predefined channels, for the benefit of C
2623	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3222	if ($CHANNEL{$channel}) {
		3223	$channel = $CHANNEL{$channel};
2624		3224
		3225	$self->ext_msg (channel_info => $channel);
		3226	$channel = $channel->{id};
		3227
2625	if (ref $channel) {	3228	} elsif (ref $channel) {
2626	# send meta info to client, if not yet sent	3229	# send meta info to client, if not yet sent
2627	unless (exists $self->{channel}{$channel->{id}}) {	3230	unless (exists $self->{channel}{$channel->{id}}) {
2628	$self->{channel}{$channel->{id}} = $channel;	3231	$self->{channel}{$channel->{id}} = $channel;
2629	$self->ext_msg (channel_info => $channel)	3232	$self->ext_msg (channel_info => $channel);
2630	if $self->can_msg;
2631	}	3233	}
2632		3234
2633	$channel = $channel->{id};	3235	$channel = $channel->{id};
2634	}	3236	}
2635		3237
2636	return unless @extra || length $msg;	3238	return unless @extra || length $msg;
2637		3239
2638	if ($self->can_msg) {
2639	# default colour, mask it out	3240	# default colour, mask it out
2640	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3241	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2641	if $color & cf::NDI_DEF;	3242	if $color & cf::NDI_DEF;
2642		3243
2643	$self->send_packet ("msg " . $self->{json_coder}->encode (	3244	my $pkt = "msg "
		3245	. $self->{json_coder}->encode (
2644	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2645	} else {	3247	);
2646	if ($color >= 0) {
2647	# replace some tags by gcfclient-compatible ones
2648	for ($msg) {
2649	1 while
2650	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2651	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2652	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2653	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2654	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2655	}
2656		3248
2657	$color &= cf::NDI_COLOR_MASK;	3249	$self->send_big_packet ($pkt);
2658
2659	utf8::encode $msg;
2660
2661	if (0 && $msg =~ /\[/) {
2662	# COMMAND/INFO
2663	$self->send_packet ("drawextinfo $color 10 8 $msg")
2664	} else {
2665	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2666	$self->send_packet ("drawinfo $color $msg")
2667	}
2668	}
2669	}
2670	}	3250	}
2671		3251
2672	=item $client->ext_msg ($type, @msg)	3252	=item $client->ext_msg ($type, @msg)
2673		3253
2674	Sends an ext event to the client.	3254	Sends an ext event to the client.
…		…
2676	=cut	3256	=cut
2677		3257
2678	sub cf::client::ext_msg($$@) {	3258	sub cf::client::ext_msg($$@) {
2679	my ($self, $type, @msg) = @_;	3259	my ($self, $type, @msg) = @_;
2680		3260
2681	if ($self->extcmd == 2) {
2682	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2683	} elsif ($self->extcmd == 1) { # TODO: remove
2684	push @msg, msgtype => "event_$type";
2685	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2686	}
2687	}
2688
2689	=item $client->ext_reply ($msgid, @msg)
2690
2691	Sends an ext reply to the client.
2692
2693	=cut
2694
2695	sub cf::client::ext_reply($$@) {
2696	my ($self, $id, @msg) = @_;
2697
2698	if ($self->extcmd == 2) {
2699	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2700	} elsif ($self->extcmd == 1) {
2701	#TODO: version 1, remove
2702	unshift @msg, msgtype => "reply", msgid => $id;
2703	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2704	}
2705	}	3262	}
2706		3263
2707	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2708		3265
2709	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2764	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2765		3322
2766	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2767		3324
2768	if (ref $msg) {	3325	if (ref $msg) {
2769	my ($type, $reply, @payload) =	3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2770	"ARRAY" eq ref $msg
2771	? @$msg
2772	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2773		3327
2774	my @reply;
2775
2776	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}) {
2777	@reply = $cb->($ns, @payload);	3341	@reply = $cb->($ns, @payload);
		3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
2778	}	3346	}
2779
2780	$ns->ext_reply ($reply, @reply)
2781	if $reply;
2782
2783	} else {	3347	} else {
2784	warn "client " . ($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";
2785	}	3349	}
2786		3350
2787	cf::override;	3351	cf::override;
2788	},	3352	},
2789	);	3353	);
…		…
2809		3373
2810	$coro	3374	$coro
2811	}	3375	}
2812		3376
2813	cf::client->attach (	3377	cf::client->attach (
2814	on_destroy => sub {	3378	on_client_destroy => sub {
2815	my ($ns) = @_;	3379	my ($ns) = @_;
2816		3380
2817	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2818	},	3382	},
2819	);	3383	);
…		…
2835	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
2836		3400
2837	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
2838		3402
2839	$safe->permit_only (Opcode::opset qw(	3403	$safe->permit_only (Opcode::opset qw(
2840	:base_core :base_mem :base_orig :base_math	3404	:base_core :base_mem :base_orig :base_math :base_loop
2841	grepstart grepwhile mapstart mapwhile	3405	grepstart grepwhile mapstart mapwhile
2842	sort time	3406	sort time
2843	));	3407	));
2844		3408
2845	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
…		…
2847	=pod	3411	=pod
2848		3412
2849	The following functions and methods are available within a safe environment:	3413	The following functions and methods are available within a safe environment:
2850		3414
2851	cf::object	3415	cf::object
2852	contr pay_amount pay_player map x y force_find force_add	3416	contr pay_amount pay_player map x y force_find force_add destroy
2853	insert remove name archname title slaying race decrease_ob_nr	3417	insert remove name archname title slaying race decrease split
		3418	value
2854		3419
2855	cf::object::player	3420	cf::object::player
2856	player	3421	player
2857		3422
2858	cf::player	3423	cf::player
…		…
2863		3428
2864	=cut	3429	=cut
2865		3430
2866	for (	3431	for (
2867	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3432	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2868	insert remove inv name archname title slaying race	3433	insert remove inv nrof name archname title slaying race
2869	decrease_ob_nr)],	3434	decrease split destroy change_exp value msg lore send_msg)],
2870	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
2871	["cf::player" => qw(peaceful)],	3436	["cf::player" => qw(peaceful send_msg)],
2872	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
2873	) {	3438	) {
2874	no strict 'refs';
2875	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
2876	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2877	for @funs;	3441	for @funs;
2878	}	3442	}
2879		3443
…		…
2894		3458
2895	my $qcode = $code;	3459	my $qcode = $code;
2896	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2897	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
2898		3462
		3463	%vars = (_dummy => 0) unless %vars;
		3464
		3465	my @res;
2899	local $_;	3466	local $_;
2900	local @safe::cf::_safe_eval_args = values %vars;
2901		3467
2902	my $eval =	3468	my $eval =
2903	"do {\n"	3469	"do {\n"
2904	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2905	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
2906	. $code	3472	. $code
2907	. "\n}"	3473	. "\n}"
2908	;	3474	;
2909		3475
		3476	if ($CFG{safe_eval}) {
2910	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
2911	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2912	sub_generation_inc;	3480	sub_generation_inc;
		3481	} else {
		3482	local @cf::_safe_eval_args = values %vars;
		3483	@res = wantarray ? eval eval : scalar eval $eval;
		3484	}
2913		3485
2914	if ($@) {	3486	if ($@) {
2915	warn "$@";	3487	warn "$@",
2916	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
2917	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
2918	}	3490	}
2919		3491
2920	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
2921	}	3493	}
2922		3494
…		…
2936	=cut	3508	=cut
2937		3509
2938	sub register_script_function {	3510	sub register_script_function {
2939	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
2940		3512
2941	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
2942	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
2943	}	3515	}
2944		3516
2945	=back	3517	=back
2946		3518
2947	=cut	3519	=cut
2948		3520
2949	#############################################################################	3521	#############################################################################
2950	# 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 add_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	$idx
		3546	}
2951		3547
2952	sub load_facedata($) {	3548	sub load_facedata($) {
2953	my ($path) = @_;	3549	my ($path) = @_;
2954		3550
2955	# 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
2956	# for this (global event?)	3552	# for this (global event?)
2957	%ext::player_env::MUSIC_FACE_CACHE = ();	3553	%ext::player_env::MUSIC_FACE_CACHE = ();
2958		3554
2959	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3555	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2960		3556
2961	warn "loading facedata from $path\n";	3557	trace "loading facedata from $path\n";
2962		3558
2963	my $facedata;	3559	my $facedata = decode_storable load_file $path;
2964	0 < aio_load $path, $facedata
2965	or die "$path: $!";
2966
2967	$facedata = Coro::Storable::thaw $facedata;
2968		3560
2969	$facedata->{version} == 2	3561	$facedata->{version} == 2
2970	or cf::cleanup "$path: version mismatch, cannot proceed.";	3562	or cf::cleanup "$path: version mismatch, cannot proceed.";
2971		3563
2972	# patch in the exptable
2973	$facedata->{resource}{"res/exp_table"} = {
2974	type => FT_RSRC,
2975	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
2976	};
2977	cf::cede_to_tick;	3564	cf::cede_to_tick;
2978		3565
2979	{	3566	{
2980	my $faces = $facedata->{faceinfo};	3567	my $faces = $facedata->{faceinfo};
2981		3568
2982	while (my ($face, $info) = each %$faces) {	3569	for my $face (sort keys %$faces) {
		3570	my $info = $faces->{$face};
2983	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3571	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3572
2984	cf::face::set_visibility $idx, $info->{visibility};	3573	cf::face::set_visibility $idx, $info->{visibility};
2985	cf::face::set_magicmap $idx, $info->{magicmap};	3574	cf::face::set_magicmap $idx, $info->{magicmap};
2986	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3575	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2987	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3576	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3577	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3578	$FACEHASH{$info->{hash64}} = $idx;#d#
2988		3579
2989	cf::cede_to_tick;	3580	cf::cede_to_tick;
2990	}	3581	}
2991		3582
2992	while (my ($face, $info) = each %$faces) {	3583	while (my ($face, $info) = each %$faces) {
2993	next unless $info->{smooth};	3584	next unless $info->{smooth};
		3585
2994	my $idx = cf::face::find $face	3586	my $idx = cf::face::find $face
2995	or next;	3587	or next;
		3588
2996	if (my $smooth = cf::face::find $info->{smooth}) {	3589	if (my $smooth = cf::face::find $info->{smooth}) {
2997	cf::face::set_smooth $idx, $smooth;	3590	cf::face::set_smooth $idx, $smooth;
2998	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3591	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2999	} else {	3592	} else {
3000	warn "smooth face '$info->{smooth}' not found for face '$face'";	3593	error "smooth face '$info->{smooth}' not found for face '$face'";
3001	}	3594	}
3002		3595
3003	cf::cede_to_tick;	3596	cf::cede_to_tick;
3004	}	3597	}
3005	}	3598	}
…		…
3014		3607
3015	cf::anim::invalidate_all; # d'oh	3608	cf::anim::invalidate_all; # d'oh
3016	}	3609	}
3017		3610
3018	{	3611	{
3019	# TODO: for gcfclient pleasure, we should give resources
3020	# that gcfclient doesn't grok a >10000 face index.
3021	my $res = $facedata->{resource};	3612	my $res = $facedata->{resource};
3022		3613
3023	my $soundconf = delete $res->{"res/sound.conf"};
3024
3025	while (my ($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
3026	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3617	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3027	my $data;
3028		3618
3029	if ($info->{type} & 1) {	3619	cf::face::set_type $idx, $type;
3030	# prepend meta info	3620	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3031		3621	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3032	my $meta = $enc->encode ({	3622	$FACEHASH{$info->{hash}} = $idx;#d#
3033	name => $name,
3034	%{ $info->{meta} || {} },
3035	});
3036
3037	$data = pack "(w/a*)*", $meta, $info->{data};
3038	} else {	3623	} else {
3039	$data = $info->{data};	3624	# $RESOURCE{$name} = $info; # unused
3040	}	3625	}
3041		3626
3042	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3043	cf::face::set_type $idx, $info->{type};
3044
3045	cf::cede_to_tick;	3627	cf::cede_to_tick;
3046	}	3628	}
3047
3048	if ($soundconf) {
3049	$soundconf = $enc->decode (delete $soundconf->{data});
3050
3051	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3052	my $sound = $soundconf->{compat}[$_]
3053	or next;
3054
3055	my $face = cf::face::find "sound/$sound->[1]";
3056	cf::sound::set $sound->[0] => $face;
3057	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3058	}
3059
3060	while (my ($k, $v) = each %{$soundconf->{event}}) {
3061	my $face = cf::face::find "sound/$v";
3062	cf::sound::set $k => $face;
3063	}
3064	}
3065	}	3629	}
		3630
		3631	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3066		3632
3067	1	3633	1
3068	}	3634	}
3069		3635
3070	register_exticmd fx_want => sub {	3636	register_exticmd fx_want => sub {
…		…
3072		3638
3073	while (my ($k, $v) = each %$want) {	3639	while (my ($k, $v) = each %$want) {
3074	$ns->fx_want ($k, $v);	3640	$ns->fx_want ($k, $v);
3075	}	3641	}
3076	};	3642	};
		3643
		3644	sub load_resource_file($) {
		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	add_face "res/exp_table" => FT_RSRC,
		3658	JSON::XS->new->utf8->canonical->encode (
		3659	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3660	);
		3661	}
		3662
		3663	sub reload_materials {
		3664	_reload_materials;
		3665	}
3077		3666
3078	sub reload_regions {	3667	sub reload_regions {
3079	# HACK to clear player env face cache, we need some signal framework	3668	# HACK to clear player env face cache, we need some signal framework
3080	# for this (global event?)	3669	# for this (global event?)
3081	%ext::player_env::MUSIC_FACE_CACHE = ();	3670	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3095	}	3684	}
3096		3685
3097	sub reload_archetypes {	3686	sub reload_archetypes {
3098	load_resource_file "$DATADIR/archetypes"	3687	load_resource_file "$DATADIR/archetypes"
3099	or die "unable to load archetypes\n";	3688	or die "unable to load archetypes\n";
3100	#d# NEED to laod twice to resolve forward references	3689
3101	# this really needs to be done in an extra post-pass	3690	add_face "res/skill_info" => FT_RSRC,
3102	# (which needs to be synchronous, so solve it differently)	3691	JSON::XS->new->utf8->canonical->encode (
3103	load_resource_file "$DATADIR/archetypes"	3692	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
3104	or die "unable to load archetypes\n";	3693	);
		3694	add_face "res/spell_paths" => FT_RSRC,
		3695	JSON::XS->new->utf8->canonical->encode (
		3696	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3697	);
3105	}	3698	}
3106		3699
3107	sub reload_treasures {	3700	sub reload_treasures {
3108	load_resource_file "$DATADIR/treasures"	3701	load_resource_file "$DATADIR/treasures"
3109	or die "unable to load treasurelists\n";	3702	or die "unable to load treasurelists\n";
3110	}	3703	}
3111		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
		3725	#d# move docstuff to help or so
		3726	our %DOCSTRING;
		3727
		3728	sub reload_pod {
		3729	trace "loading pods $PODDIR\n";
		3730
		3731	%DOCSTRING = ();
		3732	my @command_list;
		3733
		3734	for (
		3735	[0, "command_help"],
		3736	[1, "emote_help"],
		3737	[2, "dmcommand_help"],
		3738	) {
		3739	my ($type, $path) = @$_;
		3740
		3741	my $paragraphs = &cf::pod::load_pod ("$PODDIR/$path.pod")
		3742	or die "unable to load $path";
		3743
		3744	my $level = 1e9;
		3745	my $rpar;
		3746
		3747	for my $par (@$paragraphs) {
		3748	if ($par->{type} eq "head2") {
		3749	# this code taken almost verbatim from DC/Protocol.pm
		3750
		3751	if ($par->{markup} =~ /^(\S+) (?:\s+ \( ([^\)]*) \) )?/x) {
		3752	my $cmd = $1;
		3753	my @args = split /\|/, $2;
		3754	@args = (".*") unless @args;
		3755
		3756	$_ = $_ eq ".*" ? "" : " $_"
		3757	for @args;
		3758
		3759	my @variants = map "$cmd$_", sort { (length $a) <=> (length $b) } @args;
		3760
		3761	$rpar = \($DOCSTRING{"command/$cmd"} = &cf::pod::as_cfpod ([$par]));
		3762
		3763	push @command_list, [$type, \@variants];
		3764	$level = $par->{level};
		3765	} else {
		3766	error "$par->{markup}: unparsable command heading";
		3767	}
		3768	} elsif ($par->{level} > $level) {
		3769	$$rpar .= &cf::pod::as_cfpod ([$par]);
		3770	}
		3771
		3772	cf::cede_to_tick;
		3773	}
		3774	}
		3775
		3776	@command_list = sort {
		3777	$a->[0] <=> $b->[0]
		3778	or $a->[1] cmp $b->[1]
		3779	} @command_list;
		3780
		3781	cf::cede_to_tick;
		3782
		3783	add_face "res/command_list" => FT_RSRC,
		3784	JSON::XS->new->utf8->encode (\@command_list);
		3785	}
		3786
3112	sub reload_resources {	3787	sub reload_resources {
3113	warn "reloading resource files...\n";	3788	trace "reloading resource files...\n";
3114		3789
		3790	reload_materials;
		3791	reload_facedata;
		3792	reload_exp_table;
		3793	reload_sound;
		3794	reload_archetypes;
3115	reload_regions;	3795	reload_regions;
3116	reload_facedata;
3117	#reload_archetypes;#d#
3118	reload_archetypes;
3119	reload_treasures;	3796	reload_treasures;
		3797	reload_pod;
3120		3798
3121	warn "finished reloading resource files\n";	3799	trace "finished reloading resource files\n";
3122	}
3123
3124	sub init {
3125	reload_resources;
3126	}	3800	}
3127		3801
3128	sub reload_config {	3802	sub reload_config {
3129	open my $fh, "<:utf8", "$CONFDIR/config"	3803	trace "reloading config file...\n";
3130	or return;
3131		3804
3132	local $/;	3805	my $config = load_file "$CONFDIR/config";
3133	*CFG = YAML::Syck::Load <$fh>;	3806	utf8::decode $config;
		3807	*CFG = decode_yaml $config;
3134		3808
3135	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3809	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3136		3810
3137	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3811	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3138	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3812	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3139		3813
3140	if (exists $CFG{mlockall}) {	3814	if (exists $CFG{mlockall}) {
…		…
3144	};	3818	};
3145	warn $@ if $@;	3819	warn $@ if $@;
3146	}	3820	}
3147	}	3821	}
3148		3822
		3823	sub pidfile() {
		3824	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3825	or die "$PIDFILE: $!";
		3826	flock $fh, &Fcntl::LOCK_EX
		3827	or die "$PIDFILE: flock: $!";
		3828	$fh
		3829	}
		3830
		3831	# make sure only one server instance is running at any one time
		3832	sub atomic {
		3833	my $fh = pidfile;
		3834
		3835	my $pid = <$fh>;
		3836	kill 9, $pid if $pid > 0;
		3837
		3838	seek $fh, 0, 0;
		3839	print $fh $$;
		3840	}
		3841
		3842	sub main_loop {
		3843	trace "EV::loop starting\n";
		3844	if (1) {
		3845	EV::loop;
		3846	}
		3847	trace "EV::loop returned\n";
		3848	goto &main_loop unless $REALLY_UNLOOP;
		3849	}
		3850
3149	sub main {	3851	sub main {
		3852	cf::init_globals; # initialise logging
		3853
		3854	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3855	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3856	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3857	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3858
		3859	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3860
3150	# we must not ever block the main coroutine	3861	# we must not ever block the main coroutine
3151	local $Coro::idle = sub {	3862	$Coro::idle = sub {
3152	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3863	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3153	(async {	3864	(async {
3154	Event::one_event;	3865	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3866	EV::loop EV::LOOP_ONESHOT;
3155	})->prio (Coro::PRIO_MAX);	3867	})->prio (Coro::PRIO_MAX);
3156	};	3868	};
3157		3869
		3870	evthread_start IO::AIO::poll_fileno;
		3871
		3872	cf::sync_job {
		3873	cf::incloader::init ();
		3874
		3875	db_init;
		3876
		3877	cf::init_anim;
		3878	cf::init_attackmess;
		3879	cf::init_dynamic;
		3880
		3881	cf::load_settings;
		3882
		3883	reload_resources;
3158	reload_config;	3884	reload_config;
3159	db_init;	3885
		3886	cf::init_uuid;
		3887	cf::init_signals;
		3888	cf::init_skills;
		3889
		3890	cf::init_beforeplay;
		3891
		3892	atomic;
		3893
3160	load_extensions;	3894	load_extensions;
3161		3895
3162	$TICK_WATCHER->start;	3896	utime time, time, $RUNTIMEFILE;
3163	Event::loop;	3897
		3898	# no (long-running) fork's whatsoever before this point(!)
		3899	use POSIX ();
		3900	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3901
		3902	cf::_post_init 0;
		3903	};
		3904
		3905	cf::object::thawer::errors_are_fatal 0;
		3906	info "parse errors in files are no longer fatal from this point on.\n";
		3907
		3908	AE::postpone {
		3909	undef &main; # free gobs of memory :)
		3910	};
		3911
		3912	goto &main_loop;
3164	}	3913	}
3165		3914
3166	#############################################################################	3915	#############################################################################
3167	# initialisation and cleanup	3916	# initialisation and cleanup
3168		3917
3169	# install some emergency cleanup handlers	3918	# install some emergency cleanup handlers
3170	BEGIN {	3919	BEGIN {
		3920	our %SIGWATCHER = ();
3171	for my $signal (qw(INT HUP TERM)) {	3921	for my $signal (qw(INT HUP TERM)) {
3172	Event->signal (	3922	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3173	reentrant => 0,
3174	data => WF_AUTOCANCEL,
3175	signal => $signal,
3176	prio => 0,
3177	cb => sub {
3178	cf::cleanup "SIG$signal";	3923	cf::cleanup "SIG$signal";
3179	},
3180	);	3924	};
3181	}	3925	}
3182	}	3926	}
3183		3927
3184	sub write_runtime {	3928	sub write_runtime_sync {
3185	my $runtime = "$LOCALDIR/runtime";	3929	my $t0 = AE::time;
3186		3930
3187	# first touch the runtime file to show we are still running:	3931	# first touch the runtime file to show we are still running:
3188	# the fsync below can take a very very long time.	3932	# the fsync below can take a very very long time.
3189		3933
3190	IO::AIO::aio_utime $runtime, undef, undef;	3934	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3191		3935
3192	my $guard = cf::lock_acquire "write_runtime";	3936	my $guard = cf::lock_acquire "write_runtime";
3193		3937
3194	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3938	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3195	or return;	3939	or return;
3196		3940
3197	my $value = $cf::RUNTIME + 90 + 10;	3941	my $value = $cf::RUNTIME + 90 + 10;
3198	# 10 is the runtime save interval, for a monotonic clock	3942	# 10 is the runtime save interval, for a monotonic clock
3199	# 60 allows for the watchdog to kill the server.	3943	# 60 allows for the watchdog to kill the server.
…		…
3209	aio_utime $fh, undef, undef;	3953	aio_utime $fh, undef, undef;
3210		3954
3211	close $fh	3955	close $fh
3212	or return;	3956	or return;
3213		3957
3214	aio_rename "$runtime~", $runtime	3958	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3215	and return;	3959	and return;
3216		3960
3217	warn "runtime file written.\n";	3961	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3218		3962
3219	1	3963	1
		3964	}
		3965
		3966	our $uuid_lock;
		3967	our $uuid_skip;
		3968
		3969	sub write_uuid_sync($) {
		3970	$uuid_skip ||= $_[0];
		3971
		3972	return if $uuid_lock;
		3973	local $uuid_lock = 1;
		3974
		3975	my $uuid = "$LOCALDIR/uuid";
		3976
		3977	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3978	or return;
		3979
		3980	my $value = uuid_seq uuid_cur;
		3981
		3982	unless ($value) {
		3983	info "cowardly refusing to write zero uuid value!\n";
		3984	return;
		3985	}
		3986
		3987	my $value = uuid_str $value + $uuid_skip;
		3988	$uuid_skip = 0;
		3989
		3990	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3991	and return;
		3992
		3993	# always fsync - this file is important
		3994	aio_fsync $fh
		3995	and return;
		3996
		3997	close $fh
		3998	or return;
		3999
		4000	aio_rename "$uuid~", $uuid
		4001	and return;
		4002
		4003	trace "uuid file written ($value).\n";
		4004
		4005	1
		4006
		4007	}
		4008
		4009	sub write_uuid($$) {
		4010	my ($skip, $sync) = @_;
		4011
		4012	$sync ? write_uuid_sync $skip
		4013	: async { write_uuid_sync $skip };
3220	}	4014	}
3221		4015
3222	sub emergency_save() {	4016	sub emergency_save() {
3223	my $freeze_guard = cf::freeze_mainloop;	4017	my $freeze_guard = cf::freeze_mainloop;
3224		4018
3225	warn "enter emergency perl save\n";	4019	info "emergency_perl_save: enter\n";
		4020
		4021	# this is a trade-off: we want to be very quick here, so
		4022	# save all maps without fsync, and later call a global sync
		4023	# (which in turn might be very very slow)
		4024	local $USE_FSYNC = 0;
3226		4025
3227	cf::sync_job {	4026	cf::sync_job {
		4027	cf::write_runtime_sync; # external watchdog should not bark
		4028
3228	# use a peculiar iteration method to avoid tripping on perl	4029	# use a peculiar iteration method to avoid tripping on perl
3229	# refcount bugs in for. also avoids problems with players	4030	# refcount bugs in for. also avoids problems with players
3230	# and maps saved/destroyed asynchronously.	4031	# and maps saved/destroyed asynchronously.
3231	warn "begin emergency player save\n";	4032	info "emergency_perl_save: begin player save\n";
3232	for my $login (keys %cf::PLAYER) {	4033	for my $login (keys %cf::PLAYER) {
3233	my $pl = $cf::PLAYER{$login} or next;	4034	my $pl = $cf::PLAYER{$login} or next;
3234	$pl->valid or next;	4035	$pl->valid or next;
		4036	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3235	$pl->save;	4037	$pl->save;
3236	}	4038	}
3237	warn "end emergency player save\n";	4039	info "emergency_perl_save: end player save\n";
3238		4040
3239	warn "begin emergency map save\n";	4041	cf::write_runtime_sync; # external watchdog should not bark
		4042
		4043	info "emergency_perl_save: begin map save\n";
3240	for my $path (keys %cf::MAP) {	4044	for my $path (keys %cf::MAP) {
3241	my $map = $cf::MAP{$path} or next;	4045	my $map = $cf::MAP{$path} or next;
3242	$map->valid or next;	4046	$map->valid or next;
3243	$map->save;	4047	$map->save;
3244	}	4048	}
3245	warn "end emergency map save\n";	4049	info "emergency_perl_save: end map save\n";
3246		4050
3247	warn "begin emergency database checkpoint\n";	4051	cf::write_runtime_sync; # external watchdog should not bark
		4052
		4053	info "emergency_perl_save: begin database checkpoint\n";
3248	BDB::db_env_txn_checkpoint $DB_ENV;	4054	BDB::db_env_txn_checkpoint $DB_ENV;
3249	warn "end emergency database checkpoint\n";	4055	info "emergency_perl_save: end database checkpoint\n";
		4056
		4057	info "emergency_perl_save: begin write uuid\n";
		4058	write_uuid_sync 1;
		4059	info "emergency_perl_save: end write uuid\n";
		4060
		4061	cf::write_runtime_sync; # external watchdog should not bark
		4062
		4063	trace "emergency_perl_save: syncing database to disk";
		4064	BDB::db_env_txn_checkpoint $DB_ENV;
		4065
		4066	info "emergency_perl_save: starting sync\n";
		4067	IO::AIO::aio_sync sub {
		4068	info "emergency_perl_save: finished sync\n";
		4069	};
		4070
		4071	cf::write_runtime_sync; # external watchdog should not bark
		4072
		4073	trace "emergency_perl_save: flushing outstanding aio requests";
		4074	while (IO::AIO::nreqs || BDB::nreqs) {
		4075	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4076	}
		4077
		4078	cf::write_runtime_sync; # external watchdog should not bark
3250	};	4079	};
3251		4080
3252	warn "leave emergency perl save\n";	4081	info "emergency_perl_save: leave\n";
3253	}	4082	}
3254		4083
3255	sub post_cleanup {	4084	sub post_cleanup {
3256	my ($make_core) = @_;	4085	my ($make_core) = @_;
3257		4086
		4087	IO::AIO::flush;
		4088
3258	warn Carp::longmess "post_cleanup backtrace"	4089	error Carp::longmess "post_cleanup backtrace"
3259	if $make_core;	4090	if $make_core;
		4091
		4092	my $fh = pidfile;
		4093	unlink $PIDFILE if <$fh> == $$;
		4094	}
		4095
		4096	# a safer delete_package, copied from Symbol
		4097	sub clear_package($) {
		4098	my $pkg = shift;
		4099
		4100	# expand to full symbol table name if needed
		4101	unless ($pkg =~ /^main::.*::$/) {
		4102	$pkg = "main$pkg" if $pkg =~ /^::/;
		4103	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4104	$pkg .= '::' unless $pkg =~ /::$/;
		4105	}
		4106
		4107	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4108	my $stem_symtab = *{$stem}{HASH};
		4109
		4110	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4111	or return;
		4112
		4113	# clear all symbols
		4114	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4115	for my $name (keys %$leaf_symtab) {
		4116	_gv_clear *{"$pkg$name"};
		4117	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4118	}
3260	}	4119	}
3261		4120
3262	sub do_reload_perl() {	4121	sub do_reload_perl() {
3263	# can/must only be called in main	4122	# can/must only be called in main
3264	if ($Coro::current != $Coro::main) {	4123	unless (in_main) {
3265	warn "can only reload from main coroutine";	4124	error "can only reload from main coroutine";
3266	return;	4125	return;
3267	}	4126	}
3268		4127
3269	warn "reloading...";	4128	return if $RELOAD++;
3270		4129
3271	warn "entering sync_job";	4130	my $t1 = AE::time;
3272		4131
		4132	while ($RELOAD) {
		4133	cf::get_slot 0.1, -1, "reload_perl";
		4134	info "perl_reload: reloading...";
		4135
		4136	trace "perl_reload: entering sync_job";
		4137
3273	cf::sync_job {	4138	cf::sync_job {
3274	cf::write_runtime; # external watchdog should not bark
3275	cf::emergency_save;	4139	#cf::emergency_save;
3276	cf::write_runtime; # external watchdog should not bark
3277		4140
3278	warn "syncing database to disk";
3279	BDB::db_env_txn_checkpoint $DB_ENV;
3280
3281	# if anything goes wrong in here, we should simply crash as we already saved
3282
3283	warn "cancelling all WF_AUTOCANCEL watchers";
3284	for (Event::all_watchers) {
3285	$_->cancel if $_->data & WF_AUTOCANCEL;
3286	}
3287
3288	warn "flushing outstanding aio requests";
3289	for (;;) {
3290	BDB::flush;
3291	IO::AIO::flush;
3292	Coro::cede;
3293	last unless IO::AIO::nreqs || BDB::nreqs;
3294	warn "iterate...";
3295	}
3296
3297	++$RELOAD;
3298
3299	warn "cancelling all extension coros";	4141	trace "perl_reload: cancelling all extension coros";
3300	$_->cancel for values %EXT_CORO;	4142	$_->cancel for values %EXT_CORO;
3301	%EXT_CORO = ();	4143	%EXT_CORO = ();
3302		4144
3303	warn "removing commands";	4145	trace "perl_reload: removing commands";
3304	%COMMAND = ();	4146	%COMMAND = ();
3305		4147
3306	warn "removing ext/exti commands";	4148	trace "perl_reload: removing ext/exti commands";
3307	%EXTCMD = ();	4149	%EXTCMD = ();
3308	%EXTICMD = ();	4150	%EXTICMD = ();
3309		4151
3310	warn "unloading/nuking all extensions";	4152	trace "perl_reload: unloading/nuking all extensions";
3311	for my $pkg (@EXTS) {	4153	for my $pkg (@EXTS) {
3312	warn "... unloading $pkg";	4154	trace "... unloading $pkg";
3313		4155
3314	if (my $cb = $pkg->can ("unload")) {	4156	if (my $cb = $pkg->can ("unload")) {
3315	eval {	4157	eval {
3316	$cb->($pkg);	4158	$cb->($pkg);
3317	1	4159	1
3318	} or warn "$pkg unloaded, but with errors: $@";	4160	} or error "$pkg unloaded, but with errors: $@";
		4161	}
		4162
		4163	trace "... clearing $pkg";
		4164	clear_package $pkg;
3319	}	4165	}
3320		4166
3321	warn "... nuking $pkg";
3322	Symbol::delete_package $pkg;
3323	}
3324
3325	warn "unloading all perl modules loaded from $LIBDIR";	4167	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3326	while (my ($k, $v) = each %INC) {	4168	while (my ($k, $v) = each %INC) {
3327	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4169	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3328		4170
3329	warn "... unloading $k";	4171	trace "... unloading $k";
3330	delete $INC{$k};	4172	delete $INC{$k};
3331		4173
3332	$k =~ s/\.pm$//;	4174	$k =~ s/\.pm$//;
3333	$k =~ s/\//::/g;	4175	$k =~ s/\//::/g;
3334		4176
3335	if (my $cb = $k->can ("unload_module")) {	4177	if (my $cb = $k->can ("unload_module")) {
3336	$cb->();	4178	$cb->();
		4179	}
		4180
		4181	clear_package $k;
3337	}	4182	}
3338		4183
3339	Symbol::delete_package $k;
3340	}
3341
3342	warn "getting rid of safe::, as good as possible";	4184	trace "perl_reload: getting rid of safe::, as good as possible";
3343	Symbol::delete_package "safe::$_"	4185	clear_package "safe::$_"
3344	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4186	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3345		4187
3346	warn "unloading cf.pm \"a bit\"";	4188	trace "perl_reload: unloading cf.pm \"a bit\"";
3347	delete $INC{"cf.pm"};	4189	delete $INC{"cf.pm"};
3348	delete $INC{"cf/pod.pm"};	4190	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3349		4191
3350	# don't, removes xs symbols, too,	4192	# don't, removes xs symbols, too,
3351	# and global variables created in xs	4193	# and global variables created in xs
3352	#Symbol::delete_package __PACKAGE__;	4194	#clear_package __PACKAGE__;
3353		4195
3354	warn "unload completed, starting to reload now";	4196	info "perl_reload: unload completed, starting to reload now";
3355		4197
3356	warn "reloading cf.pm";	4198	trace "perl_reload: reloading cf.pm";
3357	require cf;	4199	require cf;
3358	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4200	cf::_connect_to_perl_1;
3359		4201
3360	warn "loading config and database again";	4202	trace "perl_reload: loading config and database again";
3361	cf::reload_config;	4203	cf::reload_config;
3362		4204
3363	warn "loading extensions";	4205	trace "perl_reload: loading extensions";
3364	cf::load_extensions;	4206	cf::load_extensions;
3365		4207
		4208	if ($REATTACH_ON_RELOAD) {
3366	warn "reattaching attachments to objects/players";	4209	trace "perl_reload: reattaching attachments to objects/players";
3367	_global_reattach; # objects, sockets	4210	_global_reattach; # objects, sockets
3368	warn "reattaching attachments to maps";	4211	trace "perl_reload: reattaching attachments to maps";
3369	reattach $_ for values %MAP;	4212	reattach $_ for values %MAP;
3370	warn "reattaching attachments to players";	4213	trace "perl_reload: reattaching attachments to players";
3371	reattach $_ for values %PLAYER;	4214	reattach $_ for values %PLAYER;
		4215	}
3372		4216
3373	warn "leaving sync_job";	4217	cf::_post_init 1;
3374		4218
		4219	trace "perl_reload: leaving sync_job";
		4220
3375	1	4221	1
3376	} or do {	4222	} or do {
3377	warn $@;	4223	error $@;
3378	warn "error while reloading, exiting.";	4224	cf::cleanup "perl_reload: error, exiting.";
3379	exit 1;	4225	};
		4226
		4227	--$RELOAD;
3380	};	4228	}
3381		4229
3382	warn "reloaded";	4230	$t1 = AE::time - $t1;
		4231	info "perl_reload: completed in ${t1}s\n";
3383	};	4232	};
3384		4233
3385	our $RELOAD_WATCHER; # used only during reload	4234	our $RELOAD_WATCHER; # used only during reload
3386		4235
3387	sub reload_perl() {	4236	sub reload_perl() {
3388	# doing reload synchronously and two reloads happen back-to-back,	4237	# doing reload synchronously and two reloads happen back-to-back,
3389	# coro crashes during coro_state_free->destroy here.	4238	# coro crashes during coro_state_free->destroy here.
3390		4239
3391	$RELOAD_WATCHER ||= Event->timer (	4240	$RELOAD_WATCHER ||= cf::async {
3392	reentrant => 0,	4241	Coro::AIO::aio_wait cache_extensions;
3393	after => 0,	4242
3394	data => WF_AUTOCANCEL,	4243	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3395	cb => sub {
3396	do_reload_perl;	4244	do_reload_perl;
3397	undef $RELOAD_WATCHER;	4245	undef $RELOAD_WATCHER;
3398	},	4246	};
3399	);	4247	};
3400	}	4248	}
3401		4249
3402	register_command "reload" => sub {	4250	register_command "reload" => sub {
3403	my ($who, $arg) = @_;	4251	my ($who, $arg) = @_;
3404		4252
3405	if ($who->flag (FLAG_WIZ)) {	4253	if ($who->flag (FLAG_WIZ)) {
3406	$who->message ("reloading server.");	4254	$who->message ("reloading server.");
		4255	async {
		4256	$Coro::current->{desc} = "perl_reload";
3407	async { reload_perl };	4257	reload_perl;
		4258	};
3408	}	4259	}
3409	};	4260	};
3410		4261
3411	unshift @INC, $LIBDIR;	4262	#############################################################################
3412		4263
3413	my $bug_warning = 0;	4264	my $bug_warning = 0;
3414		4265
3415	our @WAIT_FOR_TICK;
3416	our @WAIT_FOR_TICK_BEGIN;
3417
3418	sub wait_for_tick {	4266	sub wait_for_tick() {
3419	return unless $TICK_WATCHER->is_active;	4267	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3420	return if $Coro::current == $Coro::main;
3421		4268
3422	my $signal = new Coro::Signal;	4269	$WAIT_FOR_TICK->wait;
3423	push @WAIT_FOR_TICK, $signal;
3424	$signal->wait;
3425	}	4270	}
3426		4271
3427	sub wait_for_tick_begin {	4272	sub wait_for_tick_begin() {
3428	return unless $TICK_WATCHER->is_active;	4273	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3429	return if $Coro::current == $Coro::main;
3430		4274
3431	my $signal = new Coro::Signal;	4275	my $signal = new Coro::Signal;
3432	push @WAIT_FOR_TICK_BEGIN, $signal;	4276	push @WAIT_FOR_TICK_BEGIN, $signal;
3433	$signal->wait;	4277	$signal->wait;
3434	}	4278	}
3435		4279
3436	my $min = 1e6;#d#	4280	sub tick {
3437	my $avg = 10;
3438	$TICK_WATCHER = Event->timer (
3439	reentrant => 0,
3440	parked => 1,
3441	prio => 0,
3442	at => $NEXT_TICK || $TICK,
3443	data => WF_AUTOCANCEL,
3444	cb => sub {
3445	if ($Coro::current != $Coro::main) {	4281	if ($Coro::current != $Coro::main) {
3446	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4282	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3447	unless ++$bug_warning > 10;	4283	unless ++$bug_warning > 10;
3448	return;	4284	return;
3449	}	4285	}
3450		4286
3451	$NOW = $tick_start = Event::time;	4287	cf::one_tick; # one server iteration
3452		4288
3453	cf::server_tick; # one server iteration	4289	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3454		4290
3455	0 && sync_job {#d#	4291	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3456	for(1..10) {	4292	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3457	my $t = Event::time;	4293	Coro::async_pool {
3458	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4294	$Coro::current->{desc} = "runtime saver";
3459	or die;	4295	write_runtime_sync
3460		4296	or error "ERROR: unable to write runtime file: $!";
3461	$map->width (50);
3462	$map->height (50);
3463	$map->alloc;
3464	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3465	my $t = Event::time - $t;
3466
3467	#next unless $t < 0.0013;#d#
3468	if ($t < $min) {
3469	$min = $t;
3470	}
3471	$avg = $avg * 0.99 + $t * 0.01;
3472	}
3473	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3474	exit 0;
3475	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3476	};	4297	};
		4298	}
3477		4299
3478	$RUNTIME += $TICK;
3479	$NEXT_TICK += $TICK;
3480
3481	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3482	$NEXT_RUNTIME_WRITE = $NOW + 10;
3483	Coro::async_pool {
3484	write_runtime
3485	or warn "ERROR: unable to write runtime file: $!";
3486	};
3487	}
3488
3489	# my $AFTER = Event::time;
3490	# warn $AFTER - $NOW;#d#
3491
3492	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4300	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3493	$sig->send;	4301	$sig->send;
3494	}	4302	}
3495	while (my $sig = shift @WAIT_FOR_TICK) {	4303	$WAIT_FOR_TICK->broadcast;
3496	$sig->send;
3497	}
3498		4304
3499	$NOW = Event::time;	4305	$LOAD = ($NOW - $TICK_START) / $TICK;
3500
3501	# if we are delayed by four ticks or more, skip them all
3502	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3503
3504	$TICK_WATCHER->at ($NEXT_TICK);
3505	$TICK_WATCHER->start;
3506
3507	$LOAD = ($NOW - $tick_start) / $TICK;
3508	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4306	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3509		4307
3510	_post_tick;	4308	if (0) {
3511		4309	if ($NEXT_TICK) {
3512		4310	my $jitter = $TICK_START - $NEXT_TICK;
		4311	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4312	debug "jitter $JITTER\n";#d#
		4313	}
3513	},	4314	}
3514	);	4315	}
3515		4316
3516	{	4317	{
3517	BDB::max_poll_time $TICK * 0.1;	4318	# configure BDB
3518	$BDB_POLL_WATCHER = Event->io (	4319	info "initialising database";
3519	reentrant => 0,	4320
3520	fd => BDB::poll_fileno,
3521	poll => 'r',
3522	prio => 0,
3523	data => WF_AUTOCANCEL,
3524	cb => \&BDB::poll_cb,
3525	);
3526	BDB::min_parallel 8;	4321	BDB::min_parallel 16;
3527		4322	BDB::max_poll_reqs $TICK * 0.1;
3528	BDB::set_sync_prepare {	4323	#$AnyEvent::BDB::WATCHER->priority (1);
3529	my $status;
3530	my $current = $Coro::current;
3531	(
3532	sub {
3533	$status = $!;
3534	$current->ready; undef $current;
3535	},
3536	sub {
3537	Coro::schedule while defined $current;
3538	$! = $status;
3539	},
3540	)
3541	};
3542		4324
3543	unless ($DB_ENV) {	4325	unless ($DB_ENV) {
3544	$DB_ENV = BDB::db_env_create;	4326	$DB_ENV = BDB::db_env_create;
		4327	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4328	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4329	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4330	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4331	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3545		4332
3546	cf::sync_job {	4333	cf::sync_job {
3547	eval {	4334	eval {
3548	BDB::db_env_open	4335	BDB::db_env_open
3549	$DB_ENV,	4336	$DB_ENV,
…		…
3551	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4338	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3552	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4339	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3553	0666;	4340	0666;
3554		4341
3555	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4342	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3556
3557	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3558	$DB_ENV->set_lk_detect;
3559	};	4343	};
3560		4344
3561	cf::cleanup "db_env_open(db): $@" if $@;	4345	cf::cleanup "db_env_open(db): $@" if $@;
3562	};	4346	};
3563	}	4347	}
		4348
		4349	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4350	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4351	};
		4352	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4353	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4354	};
		4355	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4356	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4357	};
		4358
		4359	info "database initialised";
3564	}	4360	}
3565		4361
3566	{	4362	{
		4363	# configure IO::AIO
		4364
		4365	info "initialising aio";
3567	IO::AIO::min_parallel 8;	4366	IO::AIO::min_parallel 8;
3568
3569	undef $Coro::AIO::WATCHER;
3570	IO::AIO::max_poll_time $TICK * 0.1;	4367	IO::AIO::max_poll_time $TICK * 0.1;
3571	$AIO_POLL_WATCHER = Event->io (	4368	undef $AnyEvent::AIO::WATCHER;
3572	reentrant => 0,	4369	info "aio initialised";
3573	data => WF_AUTOCANCEL,
3574	fd => IO::AIO::poll_fileno,
3575	poll => 'r',
3576	prio => 6,
3577	cb => \&IO::AIO::poll_cb,
3578	);
3579	}	4370	}
3580		4371
3581	my $_log_backtrace;	4372	our $_log_backtrace;
		4373	our $_log_backtrace_last;
3582		4374
3583	sub _log_backtrace {	4375	sub _log_backtrace {
3584	my ($msg, @addr) = @_;	4376	my ($msg, @addr) = @_;
3585		4377
3586	$msg =~ s/\n//;	4378	$msg =~ s/\n$//;
3587		4379
		4380	if ($_log_backtrace_last eq $msg) {
		4381	LOG llevInfo, "[ABT] $msg\n";
		4382	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3588	# limit the # of concurrent backtraces	4383	# limit the # of concurrent backtraces
3589	if ($_log_backtrace < 2) {	4384	} elsif ($_log_backtrace < 2) {
		4385	$_log_backtrace_last = $msg;
3590	++$_log_backtrace;	4386	++$_log_backtrace;
		4387	my $perl_bt = Carp::longmess $msg;
3591	async {	4388	async {
		4389	$Coro::current->{desc} = "abt $msg";
		4390
3592	my @bt = fork_call {	4391	my @bt = fork_call {
3593	@addr = map { sprintf "%x", $_ } @addr;	4392	@addr = map { sprintf "%x", $_ } @addr;
3594	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4393	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3595	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4394	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3596	or die "addr2line: $!";	4395	or die "addr2line: $!";
…		…
3604	}	4403	}
3605		4404
3606	@funcs	4405	@funcs
3607	};	4406	};
3608		4407
3609	LOG llevInfo, "[ABT] $msg\n";	4408	LOG llevInfo, "[ABT] $perl_bt\n";
		4409	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3610	LOG llevInfo, "[ABT] $_\n" for @bt;	4410	LOG llevInfo, "[ABT] $_\n" for @bt;
3611	--$_log_backtrace;	4411	--$_log_backtrace;
3612	};	4412	};
3613	} else {	4413	} else {
3614	LOG llevInfo, "[ABT] $msg\n";	4414	LOG llevInfo, "[ABT] $msg\n";
3615	LOG llevInfo, "[ABT] [suppressed]\n";	4415	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3616	}	4416	}
3617	}	4417	}
3618		4418
3619	# load additional modules	4419	# load additional modules
3620	use cf::pod;	4420	require "cf/$_.pm" for @EXTRA_MODULES;
		4421	cf::_connect_to_perl_2;
3621		4422
3622	END { cf::emergency_save }	4423	END { cf::emergency_save }
3623		4424
3624	1	4425	1
3625		4426

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