ViewVC Help

View File | Revision Log | Show Annotations | Download File

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

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.373 by root, Sat Sep 15 15:58:06 2007 UTC vs.
Revision 1.597 by root, Sun Nov 11 02:14:37 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 3.64 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
24	use Coro::Util ();	54	use Coro::Util ();
25		55
		56	use Guard ();
26	use JSON::XS ();	57	use JSON::XS 2.01 ();
27	use BDB ();	58	use BDB ();
28	use Data::Dumper;	59	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	60	use Fcntl;
31	use YAML::Syck ();	61	use YAML::XS ();
32	use IO::AIO 2.32 ();	62	use IO::AIO ();
33	use Time::HiRes;	63	use Time::HiRes;
34	use Compress::LZF;	64	use Compress::LZF;
35	use Digest::MD5 ();	65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
36		68
37	# configure various modules to our taste	69	# configure various modules to our taste
38	#	70	#
39	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	72	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		73
		74	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		75
		76	# make sure c-lzf reinitialises itself
		77	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		79
43	$Event::Eval = 1; # no idea why this is required, but it is	80	# strictly for debugging
44		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		82
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
51		86
52	our %COMMAND = ();	87	our %COMMAND = ();
53	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
54		89
55	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	91	our %EXTCMD = ();
		92	our %EXTACMD = ();
57	our %EXTICMD = ();	93	our %EXTICMD = ();
		94	our %EXTIACMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	95	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	96	our %EXT_MAP = (); # pluggable maps
60		97
61	our $RELOAD; # number of reloads so far	98	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	99	our @EVENT;
		100	our @REFLECT; # set by XS
		101	our %REFLECT; # set by us
63		102
64	our $CONFDIR = confdir;	103	our $CONFDIR = confdir;
		104
65	our $DATADIR = datadir;	105	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	106	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	107	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	108	our $MAPDIR = "$DATADIR/" . mapdir;
		109
69	our $LOCALDIR = localdir;	110	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	111	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	112	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	113	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	114	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	115	our $BDBDIR = "$LOCALDIR/db";
		116	our $PIDFILE = "$LOCALDIR/pid";
		117	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		118
		119	#our %RESOURCE; # unused
		120
		121	our $OUTPUT_RATE_MIN = 3000;
		122	our $OUTPUT_RATE_MAX = 1000000;
		123
		124	our $MAX_LINKS = 32; # how many chained exits to follow
		125	our $VERBOSE_IO = 1;
75		126
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	127	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	128	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	129	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	130	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		131
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	132	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	133	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	134	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	135	our $DB_ENV;
89		136
		137	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		138
90	our %CFG;	139	our %CFG;
		140	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
91		141
92	our $UPTIME; $UPTIME ||= time;	142	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	143	our $RUNTIME = 0;
		144	our $SERVER_TICK = 0;
		145	our $NOW;
94		146
95	our (%PLAYER, %PLAYER_LOADING); # all users	147	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	148	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	149	our $LINK_MAP; # the special {link} map, which is always available
98		150
99	# used to convert map paths into valid unix filenames by replacing / by ∕	151	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	152	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		153
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	154	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	155	our $LOADAVG; # same thing, but with alpha-smoothing
		156	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	157	our $TICK_START; # for load detecting purposes
		158
		159	our @POST_INIT;
		160
		161	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		162	our $REALLY_UNLOOP; # never set to true, please :)
		163
		164	our $WAIT_FOR_TICK = new Coro::Signal;
		165	our @WAIT_FOR_TICK_BEGIN;
105		166
106	binmode STDOUT;	167	binmode STDOUT;
107	binmode STDERR;	168	binmode STDERR;
108		169
109	# read virtual server time, if available	170	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	171	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	172	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	173	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	174	$RUNTIME = <$fh> + 0.;
114	}	175	}
		176
		177	eval "sub TICK() { $TICK } 1" or die;
115		178
116	mkdir $_	179	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	180	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		181
119	our $EMERGENCY_POSITION;	182	our $EMERGENCY_POSITION;
120		183
121	sub cf::map::normalise;	184	sub cf::map::normalise;
122		185
		186	sub in_main() {
		187	$Coro::current == $Coro::main
		188	}
		189
123	#############################################################################	190	#############################################################################
124		191
		192	%REFLECT = ();
		193	for (@REFLECT) {
		194	my $reflect = JSON::XS::decode_json $_;
		195	$REFLECT{$reflect->{class}} = $reflect;
		196	}
		197
		198	# this is decidedly evil
		199	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		200
		201	#############################################################################
		202
125	=head2 GLOBAL VARIABLES	203	=head2 GLOBAL VARIABLES
126		204
127	=over 4	205	=over 4
128		206
129	=item $cf::UPTIME	207	=item $cf::UPTIME
130		208
131	The timestamp of the server start (so not actually an uptime).	209	The timestamp of the server start (so not actually an "uptime").
		210
		211	=item $cf::SERVER_TICK
		212
		213	An unsigned integer that starts at zero when the server is started and is
		214	incremented on every tick.
		215
		216	=item $cf::NOW
		217
		218	The (real) time of the last (current) server tick - updated before and
		219	after tick processing, so this is useful only as a rough "what time is it
		220	now" estimate.
		221
		222	=item $cf::TICK
		223
		224	The interval between each server tick, in seconds.
132		225
133	=item $cf::RUNTIME	226	=item $cf::RUNTIME
134		227
135	The time this server has run, starts at 0 and is increased by $cf::TICK on	228	The time this server has run, starts at 0 and is increased by $cf::TICK on
136	every server tick.	229	every server tick.
137		230
138	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	231	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
139	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	232	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
140	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	233	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
141		234
142	Various directories - "/etc", read-only install directory, perl-library	235	Various directories - "/etc", read-only install directory, perl-library
143	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	236	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
144	unique-items directory, player file directory, random maps directory and	237	unique-items directory, player file directory, random maps directory and
145	database environment.	238	database environment.
146		239
147	=item $cf::NOW
148
149	The time of the last (current) server tick.
150
151	=item $cf::TICK
152
153	The interval between server ticks, in seconds.
154
155	=item $cf::LOADAVG	240	=item $cf::LOADAVG
156		241
157	The current CPU load on the server (alpha-smoothed), as a value between 0	242	The current CPU load on the server (alpha-smoothed), as a value between 0
158	(none) and 1 (overloaded), indicating how much time is spent on processing	243	(none) and 1 (overloaded), indicating how much time is spent on processing
159	objects per tick. Healthy values are < 0.5.	244	objects per tick. Healthy values are < 0.5.
…		…
162		247
163	The raw value load value from the last tick.	248	The raw value load value from the last tick.
164		249
165	=item %cf::CFG	250	=item %cf::CFG
166		251
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	252	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	253	from wherever your confdir points to.
169		254
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	255	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		256
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	257	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	258	returns directly I<after> the tick processing (and consequently, can only wake one thread
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		260
		261	Note that cf::Wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
		277
176	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
177		279
178	This array contains the results of the last C<invoke ()> call. When	280	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	282	that call.
181		283
		284	=item %cf::REFLECT
		285
		286	Contains, for each (C++) class name, a hash reference with information
		287	about object members (methods, scalars, arrays and flags) and other
		288	metadata, which is useful for introspection.
		289
182	=back	290	=back
183		291
184	=cut	292	=cut
185		293
186	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	295	sub warn (@) { LOG llevWarn , join "", @_ }
		296	sub info (@) { LOG llevInfo , join "", @_ }
		297	sub debug(@) { LOG llevDebug, join "", @_ }
		298	sub trace(@) { LOG llevTrace, join "", @_ }
		299
		300	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	301	my $msg = join "", @_;
189		302
190	$msg .= "\n"	303	$msg .= "\n"
191	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
192		305
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	306	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		307
195	LOG llevError, $msg;	308	LOG llevWarn, $msg;
196	};	309	};
197	}	310
		311	$Coro::State::DIEHOOK = sub {
		312	return unless $^S eq 0; # "eq", not "=="
		313
		314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
		317	error "DIEHOOK called in main context, Coro bug?\n";#d#
		318	return;#d#
		319	}#d#
		320
		321	# kill coroutine otherwise
		322	Coro::terminate
		323	};
198		324
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	335	for my $pkg (qw(
210	cf::global cf::attachable	336	cf::global cf::attachable
211	cf::object cf::object::player	337	cf::object cf::object::player
212	cf::client cf::player	338	cf::client cf::player
213	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
214	cf::map cf::party cf::region	341	cf::party cf::region
215	)) {	342	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	344	}
219		345
220	$Event::DIED = sub {	346	$EV::DIED = sub {
221	warn "error in event callback: @_";	347	warn "error in event callback: $@";
222	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
223		354
224	#############################################################################	355	#############################################################################
225		356
226	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
227		358
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	380	$d
250	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
251	}	382	}
252		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($path, $data, $sync) = @_;
		407
		408	my $lock = cf::lock_acquire ("replace_file:$path");
		409
		410	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		411	or return;
		412
		413	$data = $data->() if ref $data;
		414
		415	length $data == aio_write $fh, 0, (length $data), $data, 0
		416	or return;
		417
		418	!$sync
		419	or !aio_fsync $fh
		420	or return;
		421
		422	aio_close $fh
		423	and return;
		424
		425	aio_rename "$path~", $path
		426	and return;
		427
		428	if ($sync) {
		429	$path =~ s%/[^/]*$%%;
		430	aio_pathsync $path;
		431	}
		432
		433	1
		434	}
		435
253	=item $ref = cf::from_json $json	436	=item $ref = cf::decode_json $json
254		437
255	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
256		439
257	=item $json = cf::to_json $ref	440	=item $json = cf::encode_json $ref
258		441
259	Converts a perl data structure into its JSON representation.	442	Converts a perl data structure into its JSON representation.
260		443
261	=cut	444	=cut
262		445
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		447
265	sub to_json ($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
		450
		451	=item $ref = cf::decode_storable $scalar
		452
		453	Same as Coro::Storable::thaw, so blocks.
		454
		455	=cut
		456
		457	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		458
		459	=item $ref = cf::decode_yaml $scalar
		460
		461	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		462
		463	=cut
		464
		465	sub decode_yaml($) {
		466	fork_call { YAML::XS::Load $_[0] } @_
		467	}
		468
		469	=item $scalar = cf::unlzf $scalar
		470
		471	Same as Compress::LZF::compress, but takes server ticks into account, so
		472	blocks.
		473
		474	=cut
		475
		476	sub unlzf($) {
		477	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		478	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		479	Compress::LZF::decompress $_[0]
		480	}
		481
		482	=item cf::post_init { BLOCK }
		483
		484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		485	but I<before> the server starts ticking again.
		486
		487	The codeblock will have a single boolean argument to indicate whether this
		488	is a reload or not.
		489
		490	=cut
		491
		492	sub post_init(&) {
		493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
		511	}
267		512
268	=item cf::lock_wait $string	513	=item cf::lock_wait $string
269		514
270	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
271		516
272	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
273		518
274	Wait until the given lock is available and then acquires it and returns	519	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	520	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
277	returned.	522	returned.
278		523
279	Locks are *not* recursive, locking from the same coro twice results in a	524	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	525	deadlocked coro.
…		…
286		531
287	Return true if the lock is currently active, i.e. somebody has locked it.	532	Return true if the lock is currently active, i.e. somebody has locked it.
288		533
289	=cut	534	=cut
290		535
291	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		537
294	sub lock_wait($) {	538	sub lock_wait($) {
295	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	540	}
308		541
309	sub lock_acquire($) {	542	sub lock_acquire($) {
310	my ($key) = @_;	543	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	544	}
324		545
325	sub lock_active($) {	546	sub lock_active($) {
326	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	548	}
330		549
331	sub freeze_mainloop {	550	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
333		552
334	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	554	}
336	};	555
337	$TICK_WATCHER->stop;	556	=item cf::periodic $interval, $cb
338	$guard	557
		558	Like EV::periodic, but randomly selects a starting point so that the actions
		559	get spread over time.
		560
		561	=cut
		562
		563	sub periodic($$) {
		564	my ($interval, $cb) = @_;
		565
		566	my $start = rand List::Util::min 180, $interval;
		567
		568	EV::periodic $start, $interval, 0, $cb
339	}	569	}
340		570
341	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
342		572
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
344	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
345	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority les than zero, interactive jobs
		579	should use 100 or more.
346		580
347	The optional C<$name> can be used to identify the job to run. It might be	581	The optional C<$name> can be used to identify the job to run. It might be
348	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
349		583
350	Useful for short background jobs.	584	Useful for short background jobs.
351		585
352	=cut	586	=cut
353		587
354	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
356		591
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
		594	$Coro::current->desc ("timeslot manager");
		595
359	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
360		598
361	while () {	599	while () {
362	next_job:	600	next_job:
		601
363	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
364	if ($avail > 0.01) {	603
365	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
366	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
367	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
368	$job->[2]->send;	608	$job->[2]->send;
369	Coro::cede;	609	Coro::cede;
370	goto next_job;	610	goto next_job;
371	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
372	}	613	}
373	}	614	}
374		615
375	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
376	# 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
377	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
378	$signal->wait;
379	} else {	619	} else {
		620	$busy = 0;
380	Coro::schedule;	621	Coro::schedule;
381	}	622	}
382	}	623	}
383	};	624	};
384		625
385	sub get_slot($;$$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
386	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
387		630
388	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
389	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
390		634
391	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
392	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
393	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
404		648
405	BEGIN { *async = \&Coro::async_pool }	649	BEGIN { *async = \&Coro::async_pool }
406		650
407	=item cf::sync_job { BLOCK }	651	=item cf::sync_job { BLOCK }
408		652
409	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	653	The design of Deliantra requires that the main coroutine ($Coro::main)
410	is always able to handle events or runnable, as Crossfire TRT is only	654	is always able to handle events or runnable, as Deliantra is only
411	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	655	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
412	acceptable.	656	acceptable.
413		657
414	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
415	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
…		…
419	=cut	663	=cut
420		664
421	sub sync_job(&) {	665	sub sync_job(&) {
422	my ($job) = @_;	666	my ($job) = @_;
423		667
424	if ($Coro::current == $Coro::main) {	668	if (in_main) {
425	my $time = Event::time;	669	my $time = AE::time;
426		670
427	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
428	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
429		673
430	# TODO: use suspend/resume instead	674	#LOG llevError, Carp::longmess "sync job";#d#
431	# (but this is cancel-safe)	675
432	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
433		677
434	my $busy = 1;	678	my $busy = 1;
435	my @res;	679	my @res;
436		680
437	(async {	681	(async {
		682	$Coro::current->desc ("sync job coro");
438	@res = eval { $job->() };	683	@res = eval { $job->() };
439	warn $@ if $@;	684	error $@ if $@;
440	undef $busy;	685	undef $busy;
441	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
442		687
443	while ($busy) {	688	while ($busy) {
444	Coro::cede or Event::one_event;	689	if (Coro::nready) {
		690	Coro::cede_notself;
		691	} else {
		692	EV::loop EV::LOOP_ONESHOT;
445	}	693	}
		694	}
446		695
447	$time = Event::time - $time;	696	my $time = AE::time - $time;
448		697
449	LOG llevError | logBacktrace, Carp::longmess "long sync job"
450	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
451
452	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
453		699
454	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
455	} else {	701	} else {
456	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
457		703
…		…
477	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
478		724
479	$coro	725	$coro
480	}	726	}
481		727
482	=item fork_call { }, $args	728	=item fork_call { }, @args
483		729
484	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
485	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
486	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
487	never block itself or use any form of Event handling.	733	never block itself or use any form of event handling.
488		734
489	=cut	735	=cut
		736
		737	sub post_fork {
		738	reset_signals;
		739	}
490		740
491	sub fork_call(&@) {	741	sub fork_call(&@) {
492	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
493		743
494	# 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,
495	# otherwise perl prematurely frees the stuff :/	745	# otherwise perl prematurely frees the stuff :/
496	# TODO: investigate and fix (likely this will be rather laborious)	746	# TODO: investigate and fix (likely this will be rather laborious)
497		747
498	my @res = Coro::Util::fork_eval {	748	my @res = Coro::Util::fork_eval {
499	reset_signals;	749	cf::post_fork;
500	&$cb	750	&$cb
501	}, @args;	751	} @args;
502		752
503	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
504	}	792	}
505		793
506	=item $value = cf::db_get $family => $key	794	=item $value = cf::db_get $family => $key
507		795
508	Returns a single value from the environment database.	796	Returns a single value from the environment database.
…		…
518	within each server.	806	within each server.
519		807
520	=cut	808	=cut
521		809
522	sub db_table($) {	810	sub db_table($) {
		811	cf::error "db_get called from main context"
		812	if $Coro::current == $Coro::main;
		813
523	my ($name) = @_;	814	my ($name) = @_;
524	my $db = BDB::db_create $DB_ENV;	815	my $db = BDB::db_create $DB_ENV;
525		816
526	eval {	817	eval {
527	$db->set_flags (BDB::CHKSUM);	818	$db->set_flags (BDB::CHKSUM);
…		…
537	}	828	}
538		829
539	our $DB;	830	our $DB;
540		831
541	sub db_init {	832	sub db_init {
542	cf::sync_job {
543	$DB ||= db_table "db";	833	$DB ||= db_table "db";
544	};
545	}	834	}
546		835
547	sub db_get($$) {	836	sub db_get($$) {
548	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
549		838
550	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
551	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
552		843
553	$! ? ()	844	$! ? ()
554	: $data	845	: $data
555	}
556	}	846	}
557		847
558	sub db_put($$$) {	848	sub db_put($$$) {
559	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
560	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
588		878
589	my @data;	879	my @data;
590	my $md5;	880	my $md5;
591		881
592	for (0 .. $#$src) {	882	for (0 .. $#$src) {
593	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
594	or Carp::croak "$src->[$_]: $!";
595	}	884	}
596		885
597	# if processing is expensive, check	886	# if processing is expensive, check
598	# checksum first	887	# checksum first
599	if (1) {	888	if (1) {
…		…
616		905
617	my $t1 = Time::HiRes::time;	906	my $t1 = Time::HiRes::time;
618	my $data = $process->(\@data);	907	my $data = $process->(\@data);
619	my $t2 = Time::HiRes::time;	908	my $t2 = Time::HiRes::time;
620		909
621	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
622		911
623	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
624	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
625	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
626		915
…		…
636		925
637	=cut	926	=cut
638		927
639	sub datalog($@) {	928	sub datalog($@) {
640	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
641	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
642	}	931	}
643		932
644	=back	933	=back
645		934
646	=cut	935	=cut
647		936
648	#############################################################################	937	#############################################################################
649		938
650	=head2 ATTACHABLE OBJECTS	939	=head2 ATTACHABLE OBJECTS
651		940
652	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
653	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")
654	to it. All such attachable objects support the following methods.	943	to it. All such attachable objects support the following methods.
655		944
656	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>
657	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
658	Crossfire TRT).	947	Deliantra).
659		948
660	=over 4	949	=over 4
661		950
662	=item $attachable->attach ($attachment, key => $value...)	951	=item $attachable->attach ($attachment, key => $value...)
663		952
…		…
707	=item cf::CLASS::attachment $name, ...	996	=item cf::CLASS::attachment $name, ...
708		997
709	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
710	given CLASS can refer to this attachment.	999	given CLASS can refer to this attachment.
711		1000
712	Some classes such as crossfire maps and objects can specify attachments	1001	Some classes such as deliantra maps and objects can specify attachments
713	that are attached at load/instantiate time, thus the need for a name.	1002	that are attached at load/instantiate time, thus the need for a name.
714		1003
715	These calls expect any number of the following handler/hook descriptions:	1004	These calls expect any number of the following handler/hook descriptions:
716		1005
717	=over 4	1006	=over 4
…		…
841		1130
842	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
843	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
844		1133
845	} elsif (ref $type) {	1134	} elsif (ref $type) {
846	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
847		1136
848	} else {	1137	} else {
849	shift @arg;	1138	shift @arg;
850	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
851	}	1140	}
852	}	1141	}
853	}	1142	}
854		1143
855	sub _object_attach {	1144	sub _object_attach {
…		…
865	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
866	}	1155	}
867		1156
868	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
869	} else {	1158	} else {
870	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
871	}	1160	}
872		1161
873	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
874	}	1163	}
875		1164
…		…
934		1223
935	for (@$callbacks) {	1224	for (@$callbacks) {
936	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
937		1226
938	if ($@) {	1227	if ($@) {
939	warn "$@";
940	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
941	override;	1229	override;
942	}	1230	}
943		1231
944	return 1 if $override;	1232	return 1 if $override;
945	}	1233	}
946		1234
947	0	1235	0
948	}	1236	}
949		1237
950	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
951		1239
952	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1240	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
953		1241
954	Generate an object-specific event with the given arguments.	1242	Generate an object-specific event with the given arguments.
955		1243
…		…
961		1249
962	=cut	1250	=cut
963		1251
964	#############################################################################	1252	#############################################################################
965	# object support	1253	# object support
966	#
967		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#
968	sub _can_merge {	1288	sub _can_merge {
969	my ($ob1, $ob2) = @_;	1289	my ($ob1, $ob2) = @_;
970		1290
971	local $Storable::canonical = 1;	1291	++$SLOW_MERGES;#d#
972	my $fob1 = Storable::freeze $ob1;
973	my $fob2 = Storable::freeze $ob2;
974		1292
975	$fob1 eq $fob2	1293	# we do the slow way here
		1294	return _object_equal $ob1, $ob2
976	}	1295	}
977		1296
978	sub reattach {	1297	sub reattach {
979	# basically do the same as instantiate, without calling instantiate	1298	# basically do the same as instantiate, without calling instantiate
980	my ($obj) = @_;	1299	my ($obj) = @_;
981		1300
		1301	# no longer needed after getting rid of delete_package?
982	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
983		1303
984	my $registry = $obj->registry;	1304	my $registry = $obj->registry;
985		1305
986	@$registry = ();	1306	@$registry = ();
987		1307
…		…
992	for (@$attach) {	1312	for (@$attach) {
993	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
994	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
995	}	1315	}
996	} else {	1316	} else {
997	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
998	}	1318	}
999	}	1319	}
1000	}	1320	}
1001		1321
1002	cf::attachable->attach (	1322	cf::attachable->attach (
1003	prio => -1000000,	1323	prio => -1000000,
1004	on_instantiate => sub {	1324	on_instantiate => sub {
1005	my ($obj, $data) = @_;	1325	my ($obj, $data) = @_;
1006		1326
1007	$data = from_json $data;	1327	$data = decode_json $data;
1008		1328
1009	for (@$data) {	1329	for (@$data) {
1010	my ($name, $args) = @$_;	1330	my ($name, $args) = @$_;
1011		1331
1012	$obj->attach ($name, %{$args || {} });	1332	$obj->attach ($name, %{$args || {} });
…		…
1029	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
1030		1350
1031	sync_job {	1351	sync_job {
1032	if (length $$rdata) {	1352	if (length $$rdata) {
1033	utf8::decode (my $decname = $filename);	1353	utf8::decode (my $decname = $filename);
1034	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
1035	$decname, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
1036		1357
1037	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1038	chmod SAVE_MODE, $fh;	1359	aio_chmod $fh, SAVE_MODE;
1039	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1040	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	}
1041	close $fh;	1365	aio_close $fh;
1042		1366
1043	if (@$objs) {	1367	if (@$objs) {
1044	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) {
1045	chmod SAVE_MODE, $fh;	1369	aio_chmod $fh, SAVE_MODE;
1046	my $data = Storable::nfreeze { version => 1, objs => $objs };	1370	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1047	aio_write $fh, 0, (length $data), $data, 0;	1371	aio_write $fh, 0, (length $data), $data, 0;
1048	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	}
1049	close $fh;	1376	aio_close $fh;
1050	aio_rename "$filename.pst~", "$filename.pst";	1377	aio_rename "$filename.pst~", "$filename.pst";
1051	}	1378	}
1052	} else {	1379	} else {
1053	aio_unlink "$filename.pst";	1380	aio_unlink "$filename.pst";
1054	}	1381	}
1055		1382
1056	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
		1384
		1385	$filename =~ s%/[^/]+$%%;
		1386	aio_pathsync $filename if $cf::USE_FSYNC;
1057	} else {	1387	} else {
1058	warn "FATAL: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
1059	}	1389	}
1060	} else {	1390	} else {
1061	aio_unlink $filename;	1391	aio_unlink $filename;
1062	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1063	}	1393	}
…		…
1082		1412
1083	unless (aio_stat "$filename.pst") {	1413	unless (aio_stat "$filename.pst") {
1084	(aio_load "$filename.pst", $av) >= 0	1414	(aio_load "$filename.pst", $av) >= 0
1085	or return;	1415	or return;
1086		1416
1087	$av = eval { (Storable::thaw $av)->{objs} };	1417	my $st = eval { Coro::Storable::thaw $av };
		1418	$av = $st->{objs};
1088	}	1419	}
1089		1420
1090	utf8::decode (my $decname = $filename);	1421	utf8::decode (my $decname = $filename);
1091	warn sprintf "loading %s (%d,%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1092	$decname, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
1093		1425
1094	($data, $av)	1426	($data, $av)
1095	}	1427	}
1096		1428
1097	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
…		…
1101	=cut	1433	=cut
1102		1434
1103	#############################################################################	1435	#############################################################################
1104	# command handling &c	1436	# command handling &c
1105		1437
1106	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1107		1439
1108	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
1109	$name.	1441	$name.
1110		1442
1111	=cut	1443	=cut
…		…
1117	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1118		1450
1119	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1120	}	1452	}
1121		1453
1122	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1123		1455
1124	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1125	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
1126	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
1127	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
1128	has logged in successfully.	1460	has logged in successfully.
1129		1461
1130	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1131	called.
1132		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
1133	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1134		1470
1135	Register a callback for execution when the client sends an (asynchronous)	1471	Register a callback for execution when the client sends an (asynchronous)
1136	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
1137	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
1138	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
1139	log-in.	1475	log-in.
1140		1476
1141	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1142	called.
1143		1478
1144	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1145		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
1146	sub register_extcmd {	1486	sub register_extcmd($$) {
1147	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1148		1488
1149	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1150	}	1490	}
1151		1491
1152	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1153	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1154		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1155	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1156	}	1502	}
1157		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
		1510	use File::Glob ();
		1511
1158	cf::player->attach (	1512	cf::player->attach (
1159	on_command => sub {	1513	on_unknown_command => sub {
1160	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1161		1515
1162	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1163	or return;	1517	or return;
1164		1518
…		…
1172	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1173		1527
1174	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1175		1529
1176	if (ref $msg) {	1530	if (ref $msg) {
1177	my ($type, $reply, @payload) =	1531	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1178	"ARRAY" eq ref $msg
1179	? @$msg
1180	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1181		1532
1182	my @reply;
1183
1184	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}) {
1185	@reply = $cb->($pl, @payload);	1546	@reply = $cb->($pl, @payload);
		1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1186	}	1551	}
1187		1552
1188	$pl->ext_reply ($reply, @reply)
1189	if $reply;
1190
1191	} else {	1553	} else {
1192	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1193	}	1555	}
1194		1556
1195	cf::override;	1557	cf::override;
1196	},	1558	},
1197	);	1559	);
1198		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
1199	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1200	cf::sync_job {	1590	cf::sync_job {
1201	my %todo;	1591	my %todo;
1202		1592
1203	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1204	next unless -r $path;	1594	next unless -r $path;
…		…
1222		1612
1223	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1224	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1225		1615
1226	$ext{source} =	1616	$ext{source} =
1227	"package $pkg; use strict; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1228	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1229	. $source	1619	. $source
1230	. "\n};\n1";	1620	. "\n};\n1";
1231		1621
1232	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1233	}	1623	}
1234		1624
		1625	my $pass = 0;
1235	my %done;	1626	my %done;
1236	while (%todo) {	1627	while (%todo) {
1237	my $progress;	1628	my $progress;
1238		1629
		1630	++$pass;
		1631
		1632	ext:
1239	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1240	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1241	goto skip	1635	next ext
1242	unless exists $done{$_};	1636	unless exists $done{$_};
1243	}	1637	}
1244		1638
1245	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1246		1640
1247	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 $@) {
1248	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1249	: "$v->{base}: extension inactive.\n";
1250		1654
		1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1251	if (exists $v->{meta}{mandatory}) {	1656	if exists $v->{meta}{mandatory};
1252	warn $msg;	1657
1253	warn "mandatory extension failed to load, exiting.\n";	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1254	exit 1;	1659	delete $todo{$k};
1255	}	1660	} else {
1256		1661	$done{$k} = delete $todo{$k};
1257	warn $msg;	1662	push @EXTS, $v->{pkg};
		1663	$progress = 1;
		1664
		1665	info "$v->{base}: extension inactive.\n"
		1666	unless $active;
1258	}	1667	}
1259
1260	$done{$k} = delete $todo{$k};
1261	push @EXTS, $v->{pkg};
1262	$progress = 1;
1263	}	1668	}
1264		1669
1265	skip:	1670	unless ($progress) {
1266	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1267	unless $progress;	1672
		1673	while (my ($k, $v) = each %todo) {
		1674	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1675	if exists $v->{meta}{mandatory};
		1676	}
		1677
		1678	last;
		1679	}
1268	}	1680	}
1269	};	1681	};
1270	}	1682	}
1271		1683
1272	#############################################################################	1684	#############################################################################
1273		1685
1274	=back	1686	=back
1275		1687
1276	=head2 CORE EXTENSIONS	1688	=head2 CORE EXTENSIONS
1277		1689
1278	Functions and methods that extend core crossfire objects.	1690	Functions and methods that extend core deliantra objects.
1279		1691
1280	=cut	1692	=cut
1281		1693
1282	package cf::player;	1694	package cf::player;
1283		1695
…		…
1326		1738
1327	sub exists($) {	1739	sub exists($) {
1328	my ($login) = @_;	1740	my ($login) = @_;
1329		1741
1330	$cf::PLAYER{$login}	1742	$cf::PLAYER{$login}
1331	or cf::sync_job { !aio_stat path $login }	1743	or !aio_stat path $login
1332	}	1744	}
1333		1745
1334	sub find($) {	1746	sub find($) {
1335	return $cf::PLAYER{$_[0]} || do {	1747	return $cf::PLAYER{$_[0]} || do {
1336	my $login = $_[0];	1748	my $login = $_[0];
…		…
1348	my $f = new_from_file cf::object::thawer path $login	1760	my $f = new_from_file cf::object::thawer path $login
1349	or return;	1761	or return;
1350		1762
1351	my $pl = cf::player::load_pl $f	1763	my $pl = cf::player::load_pl $f
1352	or return;	1764	or return;
		1765
1353	local $cf::PLAYER_LOADING{$login} = $pl;	1766	local $cf::PLAYER_LOADING{$login} = $pl;
1354	$f->resolve_delayed_derefs;	1767	$f->resolve_delayed_derefs;
1355	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1356	}	1769	}
1357	}	1770	}
1358	}	1771	}
1359		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($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
1360	sub save($) {	1786	sub save($) {
1361	my ($pl) = @_;	1787	my ($pl) = @_;
1362		1788
1363	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
1364		1790
…		…
1367		1793
1368	return if $pl->{deny_save};	1794	return if $pl->{deny_save};
1369		1795
1370	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1371	$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];
1372		1803
1373	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1374	cf::cede_to_tick;	1805	cf::cede_to_tick;
1375	}	1806	}
1376		1807
…		…
1408	my ($pl) = @_;	1839	my ($pl) = @_;
1409		1840
1410	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1411		1842
1412	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1413	$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
1414		1845
1415	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1416	$pl->deactivate;	1847	$pl->deactivate;
		1848
		1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1417	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1418	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1419		1854
1420	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1421	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1422	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1460		1895
1461	for my $login (@$dirs) {	1896	for my $login (@$dirs) {
1462	my $path = path $login;	1897	my $path = path $login;
1463		1898
1464	# a .pst is a dead give-away for a valid player	1899	# a .pst is a dead give-away for a valid player
1465	unless (-e "$path.pst") {	1900	# if no pst file found, open and chekc for blocked users
		1901	if (aio_stat "$path.pst") {
1466	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1902	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1467	aio_read $fh, 0, 512, my $buf, 0 or next;	1903	aio_read $fh, 0, 512, my $buf, 0 or next;
1468	$buf !~ /^password -------------$/m or next; # official not-valid tag	1904	$buf !~ /^password -------------$/m or next; # official not-valid tag
1469	}	1905	}
1470		1906
…		…
1474		1910
1475	\@logins	1911	\@logins
1476	}	1912	}
1477		1913
1478	=item $player->maps	1914	=item $player->maps
		1915
		1916	=item cf::player::maps $login
1479		1917
1480	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1481	player. May block.	1919	player. May block.
1482		1920
1483	=cut	1921	=cut
…		…
1501	}	1939	}
1502		1940
1503	\@paths	1941	\@paths
1504	}	1942	}
1505		1943
1506	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1507		1945
1508	Expand crossfire pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1509
1510	=cut
1511
1512	sub expand_cfpod {
1513	((my $self), (local $_)) = @_;
1514
1515	# escape & and <
1516	s/&/&amp;/g;
1517	s/(?<![BIUGHT])</&lt;/g;
1518
1519	# this is buggy, it needs to properly take care of nested <'s
1520
1521	1 while
1522	# replace B<>, I<>, U<> etc.
1523	s/B<([^\>]*)>/<b>$1<\/b>/
1524	|| s/I<([^\>]*)>/<i>$1<\/i>/
1525	|| s/U<([^\>]*)>/<u>$1<\/u>/
1526	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1527	# replace G<male|female> tags
1528	|| s{G<([^>|]*)\|([^>]*)>}{
1529	$self->gender ? $2 : $1
1530	}ge
1531	# replace H<hint text>
1532	|| s{H<([^\>]*)>}
1533	{
1534	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1535	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1536	"")
1537	[$self->{hintmode}]
1538	}ge;
1539
1540	# create single paragraphs (very hackish)
1541	s/(?<=\S)\n(?=\w)/ /g;
1542
1543	# compress some whitespace
1544	s/\s+\n/\n/g; # ws line-ends
1545	s/\n\n+/\n/g; # double lines
1546	s/^\n+//; # beginning lines
1547	s/\n+$//; # ending lines
1548
1549	$_
1550	}
1551
1552	sub hintmode {
1553	$_[0]{hintmode} = $_[1] if @_ > 1;
1554	$_[0]{hintmode}
1555	}
1556
1557	=item $player->ext_reply ($msgid, @msg)
1558
1559	Sends an ext reply to the player.
1560
1561	=cut
1562
1563	sub ext_reply($$@) {
1564	my ($self, $id, @msg) = @_;
1565
1566	$self->ns->ext_reply ($id, @msg)
1567	}
1568		1947
1569	=item $player->ext_msg ($type, @msg)	1948	=item $player->ext_msg ($type, @msg)
1570		1949
1571	Sends an ext event to the client.	1950	Sends an ext event to the client.
1572		1951
…		…
1592		1971
1593	=cut	1972	=cut
1594		1973
1595	sub find_by_path($) {	1974	sub find_by_path($) {
1596	my ($path) = @_;	1975	my ($path) = @_;
		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
1597		1978
1598	my ($match, $specificity);	1979	my ($match, $specificity);
1599		1980
1600	for my $region (list) {	1981	for my $region (list) {
1601	if ($region->{match} && $path =~ $region->{match}) {	1982	if ($region->{match} && $path =~ $region->{match}) {
…		…
1627	our $MAX_RESET = 3600;	2008	our $MAX_RESET = 3600;
1628	our $DEFAULT_RESET = 3000;	2009	our $DEFAULT_RESET = 3000;
1629		2010
1630	sub generate_random_map {	2011	sub generate_random_map {
1631	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1632	# mit "rum" bekleckern, nicht	2013
		2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2015
1633	$self->_create_random_map (	2016	$self->_create_random_map ($rmp);
1634	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1635	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1636	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1637	$rmp->{exit_on_final_map},
1638	$rmp->{xsize}, $rmp->{ysize},
1639	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1640	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1641	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1642	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1643	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1644	(cf::region::find $rmp->{region}), $rmp->{custom}
1645	)
1646	}	2017	}
1647		2018
1648	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1649		2020
1650	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
…		…
1655		2026
1656	sub register {	2027	sub register {
1657	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1658	my $pkg = caller;	2029	my $pkg = caller;
1659		2030
1660	no strict;
1661	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1662		2032
1663	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1664	}	2034	}
1665		2035
1666	# also paths starting with '/'	2036	# also paths starting with '/'
1667	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1668		2038
1669	sub thawer_merge {	2039	sub thawer_merge {
1670	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1671		2041
1672	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1677	}	2047	}
1678		2048
1679	sub normalise {	2049	sub normalise {
1680	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1681		2051
1682	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1683		2053
1684	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1685		2055
1686	# map plan:	2056	# map plan:
1687	#	2057	#
…		…
1702	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1703	$path = "$base/$path";	2073	$path = "$base/$path";
1704	}	2074	}
1705		2075
1706	for ($path) {	2076	for ($path) {
1707	redo if s{//}{/};
1708	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1709	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1710	}	2079	}
1711		2080
1712	$path	2081	$path
…		…
1726	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1727	return $self;	2096	return $self;
1728	}	2097	}
1729	}	2098	}
1730		2099
1731	Carp::cluck "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1732	()	2101	()
1733	}	2102	}
1734		2103
		2104	# may re-bless or do other evil things
1735	sub init {	2105	sub init {
1736	my ($self) = @_;	2106	my ($self) = @_;
1737		2107
1738	$self	2108	$self
1739	}	2109	}
…		…
1758		2128
1759	# the temporary/swap location	2129	# the temporary/swap location
1760	sub save_path {	2130	sub save_path {
1761	my ($self) = @_;	2131	my ($self) = @_;
1762		2132
1763	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2133	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1764	"$TMPDIR/$path.map"	2134	"$TMPDIR/$path.map"
1765	}	2135	}
1766		2136
1767	# the unique path, undef == no special unique path	2137	# the unique path, undef == no special unique path
1768	sub uniq_path {	2138	sub uniq_path {
1769	my ($self) = @_;	2139	my ($self) = @_;
1770		2140
1771	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2141	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1772	"$UNIQUEDIR/$path"	2142	"$UNIQUEDIR/$path"
1773	}
1774
1775	# and all this just because we cannot iterate over
1776	# all maps in C++...
1777	sub change_all_map_light {
1778	my ($change) = @_;
1779
1780	$_->change_map_light ($change)
1781	for grep $_->outdoor, values %cf::MAP;
1782	}	2143	}
1783		2144
1784	sub decay_objects {	2145	sub decay_objects {
1785	my ($self) = @_;	2146	my ($self) = @_;
1786		2147
…		…
1813	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1814		2175
1815	1	2176	1
1816	}	2177	}
1817		2178
		2179	# used to laod the header of an original map
1818	sub load_header_orig {	2180	sub load_header_orig {
1819	my ($self) = @_;	2181	my ($self) = @_;
1820		2182
1821	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1822	}	2184	}
1823		2185
		2186	# used to laod the header of an instantiated map
1824	sub load_header_temp {	2187	sub load_header_temp {
1825	my ($self) = @_;	2188	my ($self) = @_;
1826		2189
1827	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1828	}	2191	}
1829		2192
		2193	# called after loading the header from an instantiated map
1830	sub prepare_temp {	2194	sub prepare_temp {
1831	my ($self) = @_;	2195	my ($self) = @_;
1832		2196
1833	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1834	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1835	# safety	2199	# safety
1836	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1837	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1838	}	2202	}
1839		2203
		2204	# called after loading the header from an original map
1840	sub prepare_orig {	2205	sub prepare_orig {
1841	my ($self) = @_;	2206	my ($self) = @_;
1842		2207
1843	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1844	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1868		2233
1869	sub find;	2234	sub find;
1870	sub find {	2235	sub find {
1871	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1872		2237
		2238	cf::cede_to_tick;
		2239
1873	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1874		2241
1875	cf::lock_wait "map_data:$path";#d#remove	2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1876	cf::lock_wait "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1877		2244
1878	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
1879	my $guard1 = cf::lock_acquire "map_find:$path";
1880	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1881
1882	my $map = new_from_path cf::map $path	2246	my $map = new_from_path cf::map $path
1883	or return;	2247	or return;
1884		2248
1885	$map->{last_save} = $cf::RUNTIME;	2249	$map->{last_save} = $cf::RUNTIME;
1886		2250
…		…
1888	or return;	2252	or return;
1889		2253
1890	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2254	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1891	# doing this can freeze the server in a sync job, obviously	2255	# doing this can freeze the server in a sync job, obviously
1892	#$cf::WAIT_FOR_TICK->wait;	2256	#$cf::WAIT_FOR_TICK->wait;
		2257	undef $guard2;
1893	undef $guard1;	2258	undef $guard1;
1894	undef $guard2;
1895	$map->reset;	2259	$map->reset;
1896	return find $path;	2260	return find $path;
1897	}	2261	}
1898		2262
1899	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
1900	}	2264	}
1901	}	2265	}
1902		2266
1903	sub pre_load { }	2267	sub pre_load { }
1904	sub post_load { }	2268	#sub post_load { } # XS
1905		2269
1906	sub load {	2270	sub load {
1907	my ($self) = @_;	2271	my ($self) = @_;
1908		2272
1909	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1912		2276
1913	{	2277	{
1914	my $guard = cf::lock_acquire "map_data:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
1915		2279
1916	return unless $self->valid;	2280	return unless $self->valid;
1917	return unless $self->in_memory == cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
1918
1919	$self->in_memory (cf::MAP_LOADING);
1920		2282
1921	$self->alloc;	2283	$self->alloc;
1922		2284
1923	$self->pre_load;	2285	$self->pre_load;
1924	cf::cede_to_tick;	2286	cf::cede_to_tick;
1925		2287
		2288	if (exists $self->{load_path}) {
1926	my $f = new_from_file cf::object::thawer $self->{load_path};	2289	my $f = new_from_file cf::object::thawer $self->{load_path};
1927	$f->skip_block;	2290	$f->skip_block;
1928	$self->_load_objects ($f)	2291	$self->_load_objects ($f)
1929	or return;	2292	or return;
1930		2293
1931	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2294	$self->post_load_original
1932	if delete $self->{load_original};	2295	if delete $self->{load_original};
1933		2296
1934	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
1935	utf8::encode $uniq;	2298	utf8::encode $uniq;
1936	unless (aio_stat $uniq) {	2299	unless (aio_stat $uniq) {
1937	if (my $f = new_from_file cf::object::thawer $uniq) {	2300	if (my $f = new_from_file cf::object::thawer $uniq) {
1938	$self->clear_unique_items;	2301	$self->clear_unique_items;
1939	$self->_load_objects ($f);	2302	$self->_load_objects ($f);
1940	$f->resolve_delayed_derefs;	2303	$f->resolve_delayed_derefs;
		2304	}
1941	}	2305	}
1942	}	2306	}
1943	}
1944		2307
1945	$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);
1946		2315
1947	cf::cede_to_tick;	2316	cf::cede_to_tick;
1948	# now do the right thing for maps	2317	# now do the right thing for maps
1949	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
1950	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
…		…
1954	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
1955	$self->decay_objects;	2324	$self->decay_objects;
1956	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
1957	$self->update_buttons;	2326	$self->update_buttons;
1958	cf::cede_to_tick;	2327	cf::cede_to_tick;
1959	$self->set_darkness_map;	2328	#$self->activate; # no longer activate maps automatically
1960	cf::cede_to_tick;
1961	$self->activate;
1962	}	2329	}
1963		2330
1964	$self->{last_save} = $cf::RUNTIME;	2331	$self->{last_save} = $cf::RUNTIME;
1965	$self->last_access ($cf::RUNTIME);	2332	$self->last_access ($cf::RUNTIME);
1966
1967	$self->in_memory (cf::MAP_IN_MEMORY);
1968	}	2333	}
1969		2334
1970	$self->post_load;	2335	$self->post_load;
1971	}
1972		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
1973	sub customise_for {	2343	sub customise_for {
1974	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
1975		2345
1976	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
1977	if $self->per_player;	2347	if $self->per_player;
…		…
1980	# if $self->per_party;	2350	# if $self->per_party;
1981		2351
1982	$self	2352	$self
1983	}	2353	}
1984		2354
1985	# find and load all maps in the 3x3 area around a map
1986	sub load_neighbours {
1987	my ($map) = @_;
1988
1989	my @neigh; # diagonal neighbours
1990
1991	for (0 .. 3) {
1992	my $neigh = $map->tile_path ($_)
1993	or next;
1994	$neigh = find $neigh, $map
1995	or next;
1996	$neigh->load;
1997
1998	push @neigh,
1999	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2000	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2001	}
2002
2003	for (grep defined $_->[0], @neigh) {
2004	my ($path, $origin) = @$_;
2005	my $neigh = find $path, $origin
2006	or next;
2007	$neigh->load;
2008	}
2009	}
2010
2011	sub find_sync {	2355	sub find_sync {
2012	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
2013		2357
2014	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
2015	}	2363	}
2016		2364
2017	sub do_load_sync {	2365	sub do_load_sync {
2018	my ($map) = @_;	2366	my ($map) = @_;
2019		2367
		2368	# it's a bug to call this from the main context
2020	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2021	if $Coro::current == $Coro::main;	2370	if $Coro::current == $Coro::main;
2022		2371
2023	cf::sync_job { $map->load };	2372	$map->load;
2024	}	2373	}
2025		2374
2026	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
2027	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
2028		2377
2029	sub find_async {	2378	sub find_async {
2030	my ($path, $origin, $load) = @_;	2379	my ($path, $origin, $load) = @_;
2031		2380
2032	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
2033		2382
2034	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
2035	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2384	return $map if !$load || $map->linkable;
2036	}	2385	}
2037		2386
2038	$MAP_PREFETCH{$path} |= $load;	2387	$MAP_PREFETCH{$path} |= $load;
2039		2388
2040	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
		2390	$Coro::current->{desc} = "map prefetcher";
		2391
2041	while (%MAP_PREFETCH) {	2392	while (%MAP_PREFETCH) {
2042	while (my ($k, $v) = each %MAP_PREFETCH) {	2393	while (my ($k, $v) = each %MAP_PREFETCH) {
2043	if (my $map = find $k) {	2394	if (my $map = find $k) {
2044	$map->load if $v;	2395	$map->load if $v;
2045	}	2396	}
…		…
2052	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
2053		2404
2054	()	2405	()
2055	}	2406	}
2056		2407
		2408	# common code, used by both ->save and ->swapout
2057	sub save {	2409	sub _save {
2058	my ($self) = @_;	2410	my ($self) = @_;
2059
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2411
2062	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
2063		2413
2064	return unless $self->dirty;	2414	return unless $self->dirty;
2065		2415
…		…
2071	return if $self->{deny_save};	2421	return if $self->{deny_save};
2072		2422
2073	local $self->{last_access} = $self->last_access;#d#	2423	local $self->{last_access} = $self->last_access;#d#
2074		2424
2075	cf::async {	2425	cf::async {
		2426	$Coro::current->{desc} = "map player save";
2076	$_->contr->save for $self->players;	2427	$_->contr->save for $self->players;
2077	};	2428	};
		2429
		2430	cf::get_slot 0.02;
2078		2431
2079	if ($uniq) {	2432	if ($uniq) {
2080	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2433	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2081	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2434	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2082	} else {	2435	} else {
2083	$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);
2084	}	2437	}
2085	}	2438	}
2086		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
2087	sub swap_out {	2448	sub swap_out {
2088	my ($self) = @_;	2449	my ($self) = @_;
2089		2450
2090	# save first because save cedes
2091	$self->save;
2092
2093	my $lock = cf::lock_acquire "map_data:$self->{path}";	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
2094		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
2095	return if $self->players;	2455	return if $self->players;
2096	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
2097	return if $self->{deny_save};	2473	return 1e99 if $self->{deny_reset};
2098		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
2099	$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};
2100		2507
2101	$self->deactivate;	2508	$self->deactivate;
2102	$_->clear_links_to ($self) for values %cf::MAP;	2509	$_->clear_links_to ($self) for values %cf::MAP;
2103	$self->clear;	2510	$self->clear;
2104	}
2105
2106	sub reset_at {
2107	my ($self) = @_;
2108
2109	# TODO: safety, remove and allow resettable per-player maps
2110	return 1e99 if $self->{deny_reset};
2111
2112	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2113	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2114
2115	$time + $to
2116	}
2117
2118	sub should_reset {
2119	my ($self) = @_;
2120
2121	$self->reset_at <= $cf::RUNTIME
2122	}
2123
2124	sub reset {
2125	my ($self) = @_;
2126
2127	my $lock = cf::lock_acquire "map_data:$self->{path}";
2128
2129	return if $self->players;
2130
2131	warn "resetting map ", $self->path;
2132
2133	$self->in_memory (cf::MAP_SWAPPED);
2134
2135	# need to save uniques path
2136	unless ($self->{deny_save}) {
2137	my $uniq = $self->uniq_path; utf8::encode $uniq;
2138
2139	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2140	if $uniq;
2141	}
2142
2143	delete $cf::MAP{$self->path};
2144
2145	$self->deactivate;
2146	$_->clear_links_to ($self) for values %cf::MAP;
2147	$self->clear;
2148		2511
2149	$self->unlink_save;	2512	$self->unlink_save;
2150	$self->destroy;	2513	$self->destroy;
2151	}	2514	}
2152		2515
…		…
2160		2523
2161	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2162		2525
2163	$self->unlink_save;	2526	$self->unlink_save;
2164		2527
2165	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2166	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2167	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2168	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2169	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2170		2533
…		…
2219		2582
2220	sub unique_maps() {	2583	sub unique_maps() {
2221	[	2584	[
2222	map {	2585	map {
2223	utf8::decode $_;	2586	utf8::decode $_;
2224	/\.map$/	2587	s/\.map$//; # TODO future compatibility hack
		2588	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2589	? ()
2225	? normalise $_	2590	: normalise $_
2226	: ()
2227	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2228	]	2592	]
2229	}	2593	}
2230		2594
2231	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	}
2232		2626
2233	=back	2627	=back
2234		2628
2235	=head3 cf::object	2629	=head3 cf::object
2236		2630
…		…
2240		2634
2241	=over 4	2635	=over 4
2242		2636
2243	=item $ob->inv_recursive	2637	=item $ob->inv_recursive
2244		2638
2245	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.
2246		2641
2247	=cut	2642	=cut
2248		2643
2249	sub inv_recursive_;	2644	sub inv_recursive_;
2250	sub inv_recursive_ {	2645	sub inv_recursive_ {
…		…
2255	inv_recursive_ inv $_[0]	2650	inv_recursive_ inv $_[0]
2256	}	2651	}
2257		2652
2258	=item $ref = $ob->ref	2653	=item $ref = $ob->ref
2259		2654
2260	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.
2261		2656
2262	=item $ob = cf::object::deref ($refstring)	2657	=item $ob = cf::object::deref ($refstring)
2263		2658
2264	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,
2265	even if the object actually exists. May block.	2660	even if the object actually exists. May block.
…		…
2267	=cut	2662	=cut
2268		2663
2269	sub deref {	2664	sub deref {
2270	my ($ref) = @_;	2665	my ($ref) = @_;
2271		2666
2272	# temporary compatibility#TODO#remove
2273	$ref =~ s{^<}{player/<};
2274
2275	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2667	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2276	my ($uuid, $name) = ($1, $2);	2668	my ($uuid, $name) = ($1, $2);
2277	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2669	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2278	or return;	2670	or return;
2279	$pl->ob->uuid eq $uuid	2671	$pl->ob->uuid eq $uuid
2280	or return;	2672	or return;
…		…
2300	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
2301	dialogue with the given NPC character.	2693	dialogue with the given NPC character.
2302		2694
2303	=cut	2695	=cut
2304		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
2305	# rough implementation of a future "reply" method that works	2711	# rough implementation of a future "reply" method that works
2306	# with dialog boxes.	2712	# with dialog boxes.
2307	#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
2308	sub cf::object::player::reply($$$;$) {	2714	sub cf::object::player::reply($$$;$) {
2309	my ($self, $npc, $msg, $flags) = @_;	2715	my ($self, $npc, $msg, $flags) = @_;
…		…
2320	my $dialog = $pl->{npc_dialog};	2726	my $dialog = $pl->{npc_dialog};
2321	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2727	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2322		2728
2323	} else {	2729	} else {
2324	$msg = $npc->name . " says: $msg" if $npc;	2730	$msg = $npc->name . " says: $msg" if $npc;
2325	$self->message ($msg, $flags);	2731	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2326	}	2732	}
2327	}	2733	}
2328	}	2734	}
2329		2735
2330	=item $object->send_msg ($channel, $msg, $color, [extra...])	2736	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2355		2761
2356	=item $player_object->enter_link	2762	=item $player_object->enter_link
2357		2763
2358	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}>).
2359		2765
2360	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.
2361	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.
2362		2770
2363	Will never block.	2771	Will never block.
2364		2772
2365	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
2366		2774
…		…
2386	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2387	my ($self) = @_;	2795	my ($self) = @_;
2388		2796
2389	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2390		2798
		2799	++$self->{_link_recursion};
		2800
2391	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2392		2802
2393	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2394	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2395		2805
2396	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2397	}	2807	}
2398		2808
2399	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2400	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2401		2811
…		…
2418	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2419	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2420		2830
2421	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2422	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2423	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2424		2834
2425	$map->load;	2835	$map->load;
2426	$map->load_neighbours;
2427		2836
2428	return unless $self->contr->active;	2837	return unless $self->contr->active;
2429	$self->activate_recursive;
2430		2838
2431	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2432	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2433	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2434		2846
		2847	}
		2848
2435	=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)]])
2436		2850
2437	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
2438	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2439	that has to return the map if sucecssful, and then unfreezes the player on	2853	that has to return the map if sucecssful, and then unfreezes the player on
2440	the new (success) or old (failed) map position. In either case, $done will	2854	the new (success) or old (failed) map position. In either case, $done will
2441	be called at the end of this process.	2855	be called at the end of this process.
2442		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
2443	=cut	2860	=cut
2444		2861
2445	our $GOTOGEN;	2862	our $GOTOGEN;
2446		2863
2447	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2448	my ($self, $path, $x, $y, $check, $done) = @_;	2865	my ($self, $path, $x, $y, $check, $done) = @_;
2449		2866
		2867	if ($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
2450	# 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
2451	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2452		2875
2453	$self->enter_link;	2876	$self->enter_link;
2454		2877
2455	(async {	2878	(async {
		2879	$Coro::current->{desc} = "player::goto $path $x $y";
		2880
2456	# *tag paths override both path and x|y	2881	# *tag paths override both path and x|y
2457	if ($path =~ /^\*(.*)$/) {	2882	if ($path =~ /^\*(.*)$/) {
2458	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2883	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2459	my $ob = $obs[rand @obs];	2884	my $ob = $obs[rand @obs];
2460		2885
…		…
2471	($path, $x, $y) = (undef, undef, undef);	2896	($path, $x, $y) = (undef, undef, undef);
2472	}	2897	}
2473	}	2898	}
2474		2899
2475	my $map = eval {	2900	my $map = eval {
2476	my $map = defined $path ? cf::map::find $path : undef;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2477		2902
2478	if ($map) {	2903	if ($map) {
2479	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2480	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2481	} else {	2906	} else {
2482	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2483	}	2908	}
2484		2909
2485	$map	2910	$map
…		…
2493	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2494	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2495	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2496	}	2921	}
2497		2922
2498	$done->() if $done;	2923	$done->($self) if $done;
2499	})->prio (1);	2924	})->prio (1);
2500	}	2925	}
2501		2926
2502	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2503		2928
…		…
2523	}	2948	}
2524		2949
2525	sub prepare_random_map {	2950	sub prepare_random_map {
2526	my ($exit) = @_;	2951	my ($exit) = @_;
2527		2952
2528	my $guard = cf::lock_acquire "exit_prepare:$exit";
2529
2530	# all this does is basically replace the /! path by	2953	# all this does is basically replace the /! path by
2531	# a new random map path (?random/...) with a seed	2954	# a new random map path (?random/...) with a seed
2532	# that depends on the exit object	2955	# that depends on the exit object
2533		2956
2534	my $rmp = parse_random_map_params $exit->msg;	2957	my $rmp = parse_random_map_params $exit->msg;
…		…
2536	if ($exit->map) {	2959	if ($exit->map) {
2537	$rmp->{region} = $exit->region->name;	2960	$rmp->{region} = $exit->region->name;
2538	$rmp->{origin_map} = $exit->map->path;	2961	$rmp->{origin_map} = $exit->map->path;
2539	$rmp->{origin_x} = $exit->x;	2962	$rmp->{origin_x} = $exit->x;
2540	$rmp->{origin_y} = $exit->y;	2963	$rmp->{origin_y} = $exit->y;
		2964
		2965	$exit->map->touch;
2541	}	2966	}
2542		2967
2543	$rmp->{random_seed} ||= $exit->random_seed;	2968	$rmp->{random_seed} ||= $exit->random_seed;
2544		2969
2545	my $data = cf::to_json $rmp;	2970	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2546	my $md5 = Digest::MD5::md5_hex $data;	2971	my $md5 = Digest::MD5::md5_hex $data;
2547	my $meta = "$RANDOMDIR/$md5.meta";	2972	my $meta = "$RANDOMDIR/$md5.meta";
2548		2973
2549	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2974	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2550	aio_write $fh, 0, (length $data), $data, 0;	2975	aio_write $fh, 0, (length $data), $data, 0;
2551	undef $fh;	2976	undef $fh;
2552	aio_rename "$meta~", $meta;	2977	aio_rename "$meta~", $meta;
2553		2978
		2979	my $slaying = "?random/$md5";
		2980
		2981	if ($exit->valid) {
2554	$exit->slaying ("?random/$md5");	2982	$exit->slaying ("?random/$md5");
2555	$exit->msg (undef);	2983	$exit->msg (undef);
		2984	}
2556	}	2985	}
2557	}	2986	}
2558		2987
2559	sub cf::object::player::enter_exit {	2988	sub cf::object::player::enter_exit {
2560	my ($self, $exit) = @_;	2989	my ($self, $exit) = @_;
2561		2990
2562	return unless $self->type == cf::PLAYER;	2991	return unless $self->type == cf::PLAYER;
2563		2992
2564	if ($exit->slaying eq "/!") {
2565	#TODO: this should de-fi-ni-te-ly not be a sync-job
2566	# the problem is that $exit might not survive long enough
2567	# so it needs to be done right now, right here
2568	cf::sync_job { prepare_random_map $exit };
2569	}
2570
2571	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2572	my $hp = $exit->stats->hp;
2573	my $sp = $exit->stats->sp;
2574
2575	$self->enter_link;	2993	$self->enter_link;
2576		2994
2577	# if exit is damned, update players death & WoR home-position
2578	$self->contr->savebed ($slaying, $hp, $sp)
2579	if $exit->flag (FLAG_DAMNED);
2580
2581	(async {	2995	(async {
2582	$self->deactivate_recursive; # just to be sure	2996	$Coro::current->{desc} = "enter_exit";
		2997
2583	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
2584	$self->goto ($slaying, $hp, $sp);	3028	$self->goto ($map, $x, $y);
2585		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
2586	1;	3034	1
2587	}) {	3035	}) {
2588	$self->message ("Something went wrong deep within the crossfire server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2589	. "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. "
2590	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2591	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2592		3040
2593	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2594	$self->leave_link;	3042	$self->leave_link;
2595	}	3043	}
2596	})->prio (1);	3044	})->prio (1);
2597	}	3045	}
2598		3046
…		…
2610	sub cf::client::send_drawinfo {	3058	sub cf::client::send_drawinfo {
2611	my ($self, $text, $flags) = @_;	3059	my ($self, $text, $flags) = @_;
2612		3060
2613	utf8::encode $text;	3061	utf8::encode $text;
2614	$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);
2615	}	3088	}
2616		3089
2617	=item $client->send_msg ($channel, $msg, $color, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2618		3091
2619	Send a drawinfo or msg packet to the client, formatting the msg for the	3092	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2621	the message, with C<log> being the default. If C<$color> is negative, suppress	3094	the message, with C<log> being the default. If C<$color> is negative, suppress
2622	the message unless the client supports the msg packet.	3095	the message unless the client supports the msg packet.
2623		3096
2624	=cut	3097	=cut
2625		3098
		3099	# non-persistent channels (usually the info channel)
2626	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	},
2627	"c/identify" => {	3107	"c/identify" => {
2628	id => "identify",	3108	id => "infobox",
2629	title => "Identify",	3109	title => "Identify",
2630	reply => undef,	3110	reply => undef,
2631	tooltip => "Items recently identified",	3111	tooltip => "Items recently identified",
2632	},	3112	},
2633	"c/examine" => {	3113	"c/examine" => {
2634	id => "examine",	3114	id => "infobox",
2635	title => "Examine",	3115	title => "Examine",
2636	reply => undef,	3116	reply => undef,
2637	tooltip => "Signs and other items you examined",	3117	tooltip => "Signs and other items you examined",
2638	},	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" => $CHAT_CHANNEL,
2639	);	3211	);
2640		3212
2641	sub cf::client::send_msg {	3213	sub cf::client::send_msg {
2642	my ($self, $channel, $msg, $color, @extra) = @_;	3214	my ($self, $channel, $msg, $color, @extra) = @_;
2643		3215
2644	$msg = $self->pl->expand_cfpod ($msg);	3216	$msg = $self->pl->expand_cfpod ($msg)
		3217	unless $color & cf::NDI_VERBATIM;
2645		3218
2646	$color &= cf::NDI_CLIENT_MASK; # just in case...	3219	$color &= cf::NDI_CLIENT_MASK; # just in case...
2647		3220
2648	# check predefined channels, for the benefit of C	3221	# check predefined channels, for the benefit of C
2649	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3222	if ($CHANNEL{$channel}) {
		3223	$channel = $CHANNEL{$channel};
2650		3224
		3225	$self->ext_msg (channel_info => $channel);
		3226	$channel = $channel->{id};
		3227
2651	if (ref $channel) {	3228	} elsif (ref $channel) {
2652	# send meta info to client, if not yet sent	3229	# send meta info to client, if not yet sent
2653	unless (exists $self->{channel}{$channel->{id}}) {	3230	unless (exists $self->{channel}{$channel->{id}}) {
2654	$self->{channel}{$channel->{id}} = $channel;	3231	$self->{channel}{$channel->{id}} = $channel;
2655	$self->ext_msg (channel_info => $channel)	3232	$self->ext_msg (channel_info => $channel);
2656	if $self->can_msg;
2657	}	3233	}
2658		3234
2659	$channel = $channel->{id};	3235	$channel = $channel->{id};
2660	}	3236	}
2661		3237
2662	return unless @extra || length $msg;	3238	return unless @extra || length $msg;
2663		3239
2664	if ($self->can_msg) {
2665	# default colour, mask it out	3240	# default colour, mask it out
2666	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3241	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2667	if $color & cf::NDI_DEF;	3242	if $color & cf::NDI_DEF;
2668		3243
2669	$self->send_packet ("msg " . $self->{json_coder}->encode (	3244	my $pkt = "msg "
		3245	. $self->{json_coder}->encode (
2670	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2671	} else {	3247	);
2672	if ($color >= 0) {
2673	# replace some tags by gcfclient-compatible ones
2674	for ($msg) {
2675	1 while
2676	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2677	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2678	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2679	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2680	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2681	}
2682		3248
2683	$color &= cf::NDI_COLOR_MASK;	3249	$self->send_big_packet ($pkt);
2684
2685	utf8::encode $msg;
2686
2687	if (0 && $msg =~ /\[/) {
2688	# COMMAND/INFO
2689	$self->send_packet ("drawextinfo $color 10 8 $msg")
2690	} else {
2691	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2692	$self->send_packet ("drawinfo $color $msg")
2693	}
2694	}
2695	}
2696	}	3250	}
2697		3251
2698	=item $client->ext_msg ($type, @msg)	3252	=item $client->ext_msg ($type, @msg)
2699		3253
2700	Sends an ext event to the client.	3254	Sends an ext event to the client.
…		…
2702	=cut	3256	=cut
2703		3257
2704	sub cf::client::ext_msg($$@) {	3258	sub cf::client::ext_msg($$@) {
2705	my ($self, $type, @msg) = @_;	3259	my ($self, $type, @msg) = @_;
2706		3260
2707	if ($self->extcmd == 2) {
2708	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2709	} elsif ($self->extcmd == 1) { # TODO: remove
2710	push @msg, msgtype => "event_$type";
2711	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2712	}
2713	}
2714
2715	=item $client->ext_reply ($msgid, @msg)
2716
2717	Sends an ext reply to the client.
2718
2719	=cut
2720
2721	sub cf::client::ext_reply($$@) {
2722	my ($self, $id, @msg) = @_;
2723
2724	if ($self->extcmd == 2) {
2725	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2726	} elsif ($self->extcmd == 1) {
2727	#TODO: version 1, remove
2728	unshift @msg, msgtype => "reply", msgid => $id;
2729	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2730	}
2731	}	3262	}
2732		3263
2733	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2734		3265
2735	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2790	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2791		3322
2792	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2793		3324
2794	if (ref $msg) {	3325	if (ref $msg) {
2795	my ($type, $reply, @payload) =	3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2796	"ARRAY" eq ref $msg
2797	? @$msg
2798	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2799		3327
2800	my @reply;
2801
2802	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}) {
2803	@reply = $cb->($ns, @payload);	3341	@reply = $cb->($ns, @payload);
		3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
2804	}	3346	}
2805
2806	$ns->ext_reply ($reply, @reply)
2807	if $reply;
2808
2809	} else {	3347	} else {
2810	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";
2811	}	3349	}
2812		3350
2813	cf::override;	3351	cf::override;
2814	},	3352	},
2815	);	3353	);
…		…
2835		3373
2836	$coro	3374	$coro
2837	}	3375	}
2838		3376
2839	cf::client->attach (	3377	cf::client->attach (
2840	on_destroy => sub {	3378	on_client_destroy => sub {
2841	my ($ns) = @_;	3379	my ($ns) = @_;
2842		3380
2843	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2844	},	3382	},
2845	);	3383	);
…		…
2861	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
2862		3400
2863	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
2864		3402
2865	$safe->permit_only (Opcode::opset qw(	3403	$safe->permit_only (Opcode::opset qw(
2866	:base_core :base_mem :base_orig :base_math	3404	:base_core :base_mem :base_orig :base_math :base_loop
2867	grepstart grepwhile mapstart mapwhile	3405	grepstart grepwhile mapstart mapwhile
2868	sort time	3406	sort time
2869	));	3407	));
2870		3408
2871	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
…		…
2873	=pod	3411	=pod
2874		3412
2875	The following functions and methods are available within a safe environment:	3413	The following functions and methods are available within a safe environment:
2876		3414
2877	cf::object	3415	cf::object
2878	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
2879	insert remove name archname title slaying race decrease_ob_nr	3417	insert remove name archname title slaying race decrease split
		3418	value
2880		3419
2881	cf::object::player	3420	cf::object::player
2882	player	3421	player
2883		3422
2884	cf::player	3423	cf::player
…		…
2889		3428
2890	=cut	3429	=cut
2891		3430
2892	for (	3431	for (
2893	["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
2894	insert remove inv name archname title slaying race	3433	insert remove inv nrof name archname title slaying race
2895	decrease_ob_nr)],	3434	decrease split destroy change_exp value msg lore send_msg)],
2896	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
2897	["cf::player" => qw(peaceful)],	3436	["cf::player" => qw(peaceful send_msg)],
2898	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
2899	) {	3438	) {
2900	no strict 'refs';
2901	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
2902	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2903	for @funs;	3441	for @funs;
2904	}	3442	}
2905		3443
…		…
2920		3458
2921	my $qcode = $code;	3459	my $qcode = $code;
2922	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2923	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
2924		3462
		3463	%vars = (_dummy => 0) unless %vars;
		3464
		3465	my @res;
2925	local $_;	3466	local $_;
2926	local @safe::cf::_safe_eval_args = values %vars;
2927		3467
2928	my $eval =	3468	my $eval =
2929	"do {\n"	3469	"do {\n"
2930	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2931	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
2932	. $code	3472	. $code
2933	. "\n}"	3473	. "\n}"
2934	;	3474	;
2935		3475
		3476	if ($CFG{safe_eval}) {
2936	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
2937	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2938	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	}
2939		3485
2940	if ($@) {	3486	if ($@) {
2941	warn "$@";	3487	warn "$@",
2942	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
2943	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
2944	}	3490	}
2945		3491
2946	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
2947	}	3493	}
2948		3494
…		…
2962	=cut	3508	=cut
2963		3509
2964	sub register_script_function {	3510	sub register_script_function {
2965	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
2966		3512
2967	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
2968	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
2969	}	3515	}
2970		3516
2971	=back	3517	=back
2972		3518
2973	=cut	3519	=cut
2974		3520
2975	#############################################################################	3521	#############################################################################
2976	# the server's init and main functions	3522	# the server's init and main functions
		3523
		3524	our %FACEHASH; # hash => idx, #d# HACK for http server
		3525
		3526	# internal api, not fianlised
		3527	sub set_face {
		3528	my ($name, $type, $data) = @_;
		3529
		3530	my $idx = cf::face::find $name;
		3531
		3532	if ($idx) {
		3533	delete $FACEHASH{cf::face::get_chksum $idx};
		3534	} else {
		3535	$idx = cf::face::alloc $name;
		3536	}
		3537
		3538	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3539
		3540	cf::face::set_type $idx, $type;
		3541	cf::face::set_data $idx, 0, $data, $hash;
		3542	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3543	$FACEHASH{$hash} = $idx;#d#
		3544
		3545	$idx
		3546	}
2977		3547
2978	sub load_facedata($) {	3548	sub load_facedata($) {
2979	my ($path) = @_;	3549	my ($path) = @_;
2980		3550
2981	# 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
2982	# for this (global event?)	3552	# for this (global event?)
2983	%ext::player_env::MUSIC_FACE_CACHE = ();	3553	%ext::player_env::MUSIC_FACE_CACHE = ();
2984		3554
2985	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3555	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2986		3556
2987	warn "loading facedata from $path\n";	3557	trace "loading facedata from $path\n";
2988		3558
2989	my $facedata;	3559	my $facedata = decode_storable load_file $path;
2990	0 < aio_load $path, $facedata
2991	or die "$path: $!";
2992
2993	$facedata = Coro::Storable::thaw $facedata;
2994		3560
2995	$facedata->{version} == 2	3561	$facedata->{version} == 2
2996	or cf::cleanup "$path: version mismatch, cannot proceed.";	3562	or cf::cleanup "$path: version mismatch, cannot proceed.";
2997		3563
2998	# patch in the exptable
2999	$facedata->{resource}{"res/exp_table"} = {
3000	type => FT_RSRC,
3001	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3002	};
3003	cf::cede_to_tick;	3564	cf::cede_to_tick;
3004		3565
3005	{	3566	{
3006	my $faces = $facedata->{faceinfo};	3567	my $faces = delete $facedata->{faceinfo};
3007		3568
3008	while (my ($face, $info) = each %$faces) {	3569	for my $face (sort keys %$faces) {
		3570	my $info = $faces->{$face};
3009	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3571	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3572
3010	cf::face::set_visibility $idx, $info->{visibility};	3573	cf::face::set_visibility $idx, $info->{visibility};
3011	cf::face::set_magicmap $idx, $info->{magicmap};	3574	cf::face::set_magicmap $idx, $info->{magicmap};
3012	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3575	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3013	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3576	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3014		3577	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3578	$FACEHASH{$info->{hash64}} = $idx;#d#
		3579
3015	cf::cede_to_tick;	3580	cf::cede_to_tick;
3016	}	3581	}
3017		3582
3018	while (my ($face, $info) = each %$faces) {	3583	while (my ($face, $info) = each %$faces) {
3019	next unless $info->{smooth};	3584	next unless $info->{smooth};
		3585
3020	my $idx = cf::face::find $face	3586	my $idx = cf::face::find $face
3021	or next;	3587	or next;
		3588
3022	if (my $smooth = cf::face::find $info->{smooth}) {	3589	if (my $smooth = cf::face::find $info->{smooth}) {
3023	cf::face::set_smooth $idx, $smooth;	3590	cf::face::set_smooth $idx, $smooth;
3024	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3591	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3025	} else {	3592	} else {
3026	warn "smooth face '$info->{smooth}' not found for face '$face'";	3593	error "smooth face '$info->{smooth}' not found for face '$face'";
3027	}	3594	}
3028		3595
3029	cf::cede_to_tick;	3596	cf::cede_to_tick;
3030	}	3597	}
3031	}	3598	}
3032		3599
3033	{	3600	{
3034	my $anims = $facedata->{animinfo};	3601	my $anims = delete $facedata->{animinfo};
3035		3602
3036	while (my ($anim, $info) = each %$anims) {	3603	while (my ($anim, $info) = each %$anims) {
3037	cf::anim::set $anim, $info->{frames}, $info->{facings};	3604	cf::anim::set $anim, $info->{frames}, $info->{facings};
3038	cf::cede_to_tick;	3605	cf::cede_to_tick;
3039	}	3606	}
3040		3607
3041	cf::anim::invalidate_all; # d'oh	3608	cf::anim::invalidate_all; # d'oh
3042	}	3609	}
3043		3610
3044	{	3611	{
3045	# TODO: for gcfclient pleasure, we should give resources
3046	# that gcfclient doesn't grok a >10000 face index.
3047	my $res = $facedata->{resource};	3612	my $res = delete $facedata->{resource};
3048
3049	my $soundconf = delete $res->{"res/sound.conf"};
3050		3613
3051	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
3052	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3617	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3053	my $data;
3054		3618
3055	if ($info->{type} & 1) {	3619	cf::face::set_type $idx, $type;
3056	# prepend meta info	3620	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3057		3621	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3058	my $meta = $enc->encode ({	3622	$FACEHASH{$info->{hash}} = $idx;#d#
3059	name => $name,
3060	%{ $info->{meta} || {} },
3061	});
3062
3063	$data = pack "(w/a*)*", $meta, $info->{data};
3064	} else {	3623	} else {
3065	$data = $info->{data};	3624	# $RESOURCE{$name} = $info; # unused
3066	}	3625	}
3067		3626
3068	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3069	cf::face::set_type $idx, $info->{type};
3070
3071	cf::cede_to_tick;	3627	cf::cede_to_tick;
3072	}	3628	}
3073
3074	if ($soundconf) {
3075	$soundconf = $enc->decode (delete $soundconf->{data});
3076
3077	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3078	my $sound = $soundconf->{compat}[$_]
3079	or next;
3080
3081	my $face = cf::face::find "sound/$sound->[1]";
3082	cf::sound::set $sound->[0] => $face;
3083	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3084	}
3085
3086	while (my ($k, $v) = each %{$soundconf->{event}}) {
3087	my $face = cf::face::find "sound/$v";
3088	cf::sound::set $k => $face;
3089	}
3090	}
3091	}	3629	}
		3630
		3631	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3092		3632
3093	1	3633	1
3094	}	3634	}
3095		3635
3096	register_exticmd fx_want => sub {	3636	register_exticmd fx_want => sub {
…		…
3098		3638
3099	while (my ($k, $v) = each %$want) {	3639	while (my ($k, $v) = each %$want) {
3100	$ns->fx_want ($k, $v);	3640	$ns->fx_want ($k, $v);
3101	}	3641	}
3102	};	3642	};
		3643
		3644	sub load_resource_file($) {
		3645	my $guard = lock_acquire "load_resource_file";
		3646
		3647	my $status = load_resource_file_ $_[0];
		3648	get_slot 0.1, 100;
		3649	cf::arch::commit_load;
		3650
		3651	$status
		3652	}
		3653
		3654	sub reload_exp_table {
		3655	_reload_exp_table;
		3656
		3657	set_face "res/exp_table" => FT_RSRC,
		3658	JSON::XS->new->utf8->canonical->encode (
		3659	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3660	);
		3661	}
		3662
		3663	sub reload_materials {
		3664	_reload_materials;
		3665	}
3103		3666
3104	sub reload_regions {	3667	sub reload_regions {
3105	# 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
3106	# for this (global event?)	3669	# for this (global event?)
3107	%ext::player_env::MUSIC_FACE_CACHE = ();	3670	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3121	}	3684	}
3122		3685
3123	sub reload_archetypes {	3686	sub reload_archetypes {
3124	load_resource_file "$DATADIR/archetypes"	3687	load_resource_file "$DATADIR/archetypes"
3125	or die "unable to load archetypes\n";	3688	or die "unable to load archetypes\n";
3126	#d# NEED to laod twice to resolve forward references	3689
3127	# this really needs to be done in an extra post-pass	3690	set_face "res/skill_info" => FT_RSRC,
3128	# (which needs to be synchronous, so solve it differently)	3691	JSON::XS->new->utf8->canonical->encode (
3129	load_resource_file "$DATADIR/archetypes"	3692	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
3130	or die "unable to load archetypes\n";	3693	);
		3694	set_face "res/spell_paths" => FT_RSRC,
		3695	JSON::XS->new->utf8->canonical->encode (
		3696	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3697	);
3131	}	3698	}
3132		3699
3133	sub reload_treasures {	3700	sub reload_treasures {
3134	load_resource_file "$DATADIR/treasures"	3701	load_resource_file "$DATADIR/treasures"
3135	or die "unable to load treasurelists\n";	3702	or die "unable to load treasurelists\n";
3136	}	3703	}
3137		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
3138	sub reload_resources {	3725	sub reload_resources {
3139	warn "reloading resource files...\n";	3726	trace "reloading resource files...\n";
3140		3727
		3728	reload_materials;
		3729	reload_facedata;
		3730	reload_exp_table;
		3731	reload_sound;
		3732	reload_archetypes;
3141	reload_regions;	3733	reload_regions;
3142	reload_facedata;
3143	#reload_archetypes;#d#
3144	reload_archetypes;
3145	reload_treasures;	3734	reload_treasures;
3146		3735
3147	warn "finished reloading resource files\n";	3736	trace "finished reloading resource files\n";
3148	}
3149
3150	sub init {
3151	reload_resources;
3152	}	3737	}
3153		3738
3154	sub reload_config {	3739	sub reload_config {
3155	open my $fh, "<:utf8", "$CONFDIR/config"	3740	trace "reloading config file...\n";
3156	or return;
3157		3741
3158	local $/;	3742	my $config = load_file "$CONFDIR/config";
3159	*CFG = YAML::Syck::Load <$fh>;	3743	utf8::decode $config;
		3744	*CFG = decode_yaml $config;
3160		3745
3161	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3746	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3162		3747
3163	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3748	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3164	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3749	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3165		3750
3166	if (exists $CFG{mlockall}) {	3751	if (exists $CFG{mlockall}) {
…		…
3170	};	3755	};
3171	warn $@ if $@;	3756	warn $@ if $@;
3172	}	3757	}
3173	}	3758	}
3174		3759
		3760	sub pidfile() {
		3761	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3762	or die "$PIDFILE: $!";
		3763	flock $fh, &Fcntl::LOCK_EX
		3764	or die "$PIDFILE: flock: $!";
		3765	$fh
		3766	}
		3767
		3768	# make sure only one server instance is running at any one time
		3769	sub atomic {
		3770	my $fh = pidfile;
		3771
		3772	my $pid = <$fh>;
		3773	kill 9, $pid if $pid > 0;
		3774
		3775	seek $fh, 0, 0;
		3776	print $fh $$;
		3777	}
		3778
		3779	sub main_loop {
		3780	trace "EV::loop starting\n";
		3781	if (1) {
		3782	EV::loop;
		3783	}
		3784	trace "EV::loop returned\n";
		3785	goto &main_loop unless $REALLY_UNLOOP;
		3786	}
		3787
3175	sub main {	3788	sub main {
		3789	cf::init_globals; # initialise logging
		3790
		3791	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3792	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3793	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3794	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3795
		3796	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3797
3176	# we must not ever block the main coroutine	3798	# we must not ever block the main coroutine
3177	local $Coro::idle = sub {	3799	$Coro::idle = sub {
3178	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3800	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3179	(async {	3801	(async {
3180	Event::one_event;	3802	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3803	EV::loop EV::LOOP_ONESHOT;
3181	})->prio (Coro::PRIO_MAX);	3804	})->prio (Coro::PRIO_MAX);
3182	};	3805	};
3183		3806
		3807	evthread_start IO::AIO::poll_fileno;
		3808
		3809	cf::sync_job {
		3810	cf::incloader::init ();
		3811
		3812	db_init;
		3813
		3814	cf::init_anim;
		3815	cf::init_attackmess;
		3816	cf::init_dynamic;
		3817
		3818	cf::load_settings;
		3819
		3820	reload_resources;
3184	reload_config;	3821	reload_config;
3185	db_init;	3822
		3823	cf::init_uuid;
		3824	cf::init_signals;
		3825	cf::init_skills;
		3826
		3827	cf::init_beforeplay;
		3828
		3829	atomic;
		3830
3186	load_extensions;	3831	load_extensions;
3187		3832
3188	$TICK_WATCHER->start;	3833	utime time, time, $RUNTIMEFILE;
3189	Event::loop;	3834
		3835	# no (long-running) fork's whatsoever before this point(!)
		3836	use POSIX ();
		3837	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3838
		3839	cf::_post_init 0;
		3840	};
		3841
		3842	cf::object::thawer::errors_are_fatal 0;
		3843	info "parse errors in files are no longer fatal from this point on.\n";
		3844
		3845	AE::postpone {
		3846	undef &main; # free gobs of memory :)
		3847	};
		3848
		3849	goto &main_loop;
3190	}	3850	}
3191		3851
3192	#############################################################################	3852	#############################################################################
3193	# initialisation and cleanup	3853	# initialisation and cleanup
3194		3854
3195	# install some emergency cleanup handlers	3855	# install some emergency cleanup handlers
3196	BEGIN {	3856	BEGIN {
		3857	our %SIGWATCHER = ();
3197	for my $signal (qw(INT HUP TERM)) {	3858	for my $signal (qw(INT HUP TERM)) {
3198	Event->signal (	3859	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3199	reentrant => 0,
3200	data => WF_AUTOCANCEL,
3201	signal => $signal,
3202	prio => 0,
3203	cb => sub {
3204	cf::cleanup "SIG$signal";	3860	cf::cleanup "SIG$signal";
3205	},
3206	);	3861	};
3207	}	3862	}
3208	}	3863	}
3209		3864
3210	sub write_runtime {	3865	sub write_runtime_sync {
3211	my $runtime = "$LOCALDIR/runtime";	3866	my $t0 = AE::time;
3212		3867
3213	# first touch the runtime file to show we are still running:	3868	# first touch the runtime file to show we are still running:
3214	# the fsync below can take a very very long time.	3869	# the fsync below can take a very very long time.
3215		3870
3216	IO::AIO::aio_utime $runtime, undef, undef;	3871	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3217		3872
3218	my $guard = cf::lock_acquire "write_runtime";	3873	my $guard = cf::lock_acquire "write_runtime";
3219		3874
3220	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3875	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3221	or return;	3876	or return;
3222		3877
3223	my $value = $cf::RUNTIME + 90 + 10;	3878	my $value = $cf::RUNTIME + 90 + 10;
3224	# 10 is the runtime save interval, for a monotonic clock	3879	# 10 is the runtime save interval, for a monotonic clock
3225	# 60 allows for the watchdog to kill the server.	3880	# 60 allows for the watchdog to kill the server.
…		…
3235	aio_utime $fh, undef, undef;	3890	aio_utime $fh, undef, undef;
3236		3891
3237	close $fh	3892	close $fh
3238	or return;	3893	or return;
3239		3894
3240	aio_rename "$runtime~", $runtime	3895	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3241	and return;	3896	and return;
3242		3897
3243	warn "runtime file written.\n";	3898	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3244		3899
3245	1	3900	1
		3901	}
		3902
		3903	our $uuid_lock;
		3904	our $uuid_skip;
		3905
		3906	sub write_uuid_sync($) {
		3907	$uuid_skip ||= $_[0];
		3908
		3909	return if $uuid_lock;
		3910	local $uuid_lock = 1;
		3911
		3912	my $uuid = "$LOCALDIR/uuid";
		3913
		3914	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3915	or return;
		3916
		3917	my $value = uuid_seq uuid_cur;
		3918
		3919	unless ($value) {
		3920	info "cowardly refusing to write zero uuid value!\n";
		3921	return;
		3922	}
		3923
		3924	my $value = uuid_str $value + $uuid_skip;
		3925	$uuid_skip = 0;
		3926
		3927	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3928	and return;
		3929
		3930	# always fsync - this file is important
		3931	aio_fsync $fh
		3932	and return;
		3933
		3934	close $fh
		3935	or return;
		3936
		3937	aio_rename "$uuid~", $uuid
		3938	and return;
		3939
		3940	trace "uuid file written ($value).\n";
		3941
		3942	1
		3943
		3944	}
		3945
		3946	sub write_uuid($$) {
		3947	my ($skip, $sync) = @_;
		3948
		3949	$sync ? write_uuid_sync $skip
		3950	: async { write_uuid_sync $skip };
3246	}	3951	}
3247		3952
3248	sub emergency_save() {	3953	sub emergency_save() {
3249	my $freeze_guard = cf::freeze_mainloop;	3954	my $freeze_guard = cf::freeze_mainloop;
3250		3955
3251	warn "enter emergency perl save\n";	3956	info "emergency_perl_save: enter\n";
		3957
		3958	# this is a trade-off: we want to be very quick here, so
		3959	# save all maps without fsync, and later call a global sync
		3960	# (which in turn might be very very slow)
		3961	local $USE_FSYNC = 0;
3252		3962
3253	cf::sync_job {	3963	cf::sync_job {
		3964	cf::write_runtime_sync; # external watchdog should not bark
		3965
3254	# use a peculiar iteration method to avoid tripping on perl	3966	# use a peculiar iteration method to avoid tripping on perl
3255	# refcount bugs in for. also avoids problems with players	3967	# refcount bugs in for. also avoids problems with players
3256	# and maps saved/destroyed asynchronously.	3968	# and maps saved/destroyed asynchronously.
3257	warn "begin emergency player save\n";	3969	info "emergency_perl_save: begin player save\n";
3258	for my $login (keys %cf::PLAYER) {	3970	for my $login (keys %cf::PLAYER) {
3259	my $pl = $cf::PLAYER{$login} or next;	3971	my $pl = $cf::PLAYER{$login} or next;
3260	$pl->valid or next;	3972	$pl->valid or next;
		3973	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3261	$pl->save;	3974	$pl->save;
3262	}	3975	}
3263	warn "end emergency player save\n";	3976	info "emergency_perl_save: end player save\n";
3264		3977
3265	warn "begin emergency map save\n";	3978	cf::write_runtime_sync; # external watchdog should not bark
		3979
		3980	info "emergency_perl_save: begin map save\n";
3266	for my $path (keys %cf::MAP) {	3981	for my $path (keys %cf::MAP) {
3267	my $map = $cf::MAP{$path} or next;	3982	my $map = $cf::MAP{$path} or next;
3268	$map->valid or next;	3983	$map->valid or next;
3269	$map->save;	3984	$map->save;
3270	}	3985	}
3271	warn "end emergency map save\n";	3986	info "emergency_perl_save: end map save\n";
3272		3987
3273	warn "begin emergency database checkpoint\n";	3988	cf::write_runtime_sync; # external watchdog should not bark
		3989
		3990	info "emergency_perl_save: begin database checkpoint\n";
3274	BDB::db_env_txn_checkpoint $DB_ENV;	3991	BDB::db_env_txn_checkpoint $DB_ENV;
3275	warn "end emergency database checkpoint\n";	3992	info "emergency_perl_save: end database checkpoint\n";
		3993
		3994	info "emergency_perl_save: begin write uuid\n";
		3995	write_uuid_sync 1;
		3996	info "emergency_perl_save: end write uuid\n";
		3997
		3998	cf::write_runtime_sync; # external watchdog should not bark
		3999
		4000	trace "emergency_perl_save: syncing database to disk";
		4001	BDB::db_env_txn_checkpoint $DB_ENV;
		4002
		4003	info "emergency_perl_save: starting sync\n";
		4004	IO::AIO::aio_sync sub {
		4005	info "emergency_perl_save: finished sync\n";
		4006	};
		4007
		4008	cf::write_runtime_sync; # external watchdog should not bark
		4009
		4010	trace "emergency_perl_save: flushing outstanding aio requests";
		4011	while (IO::AIO::nreqs || BDB::nreqs) {
		4012	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4013	}
		4014
		4015	cf::write_runtime_sync; # external watchdog should not bark
3276	};	4016	};
3277		4017
3278	warn "leave emergency perl save\n";	4018	info "emergency_perl_save: leave\n";
3279	}	4019	}
3280		4020
3281	sub post_cleanup {	4021	sub post_cleanup {
3282	my ($make_core) = @_;	4022	my ($make_core) = @_;
3283		4023
		4024	IO::AIO::flush;
		4025
3284	warn Carp::longmess "post_cleanup backtrace"	4026	error Carp::longmess "post_cleanup backtrace"
3285	if $make_core;	4027	if $make_core;
		4028
		4029	my $fh = pidfile;
		4030	unlink $PIDFILE if <$fh> == $$;
		4031	}
		4032
		4033	# a safer delete_package, copied from Symbol
		4034	sub clear_package($) {
		4035	my $pkg = shift;
		4036
		4037	# expand to full symbol table name if needed
		4038	unless ($pkg =~ /^main::.*::$/) {
		4039	$pkg = "main$pkg" if $pkg =~ /^::/;
		4040	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4041	$pkg .= '::' unless $pkg =~ /::$/;
		4042	}
		4043
		4044	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4045	my $stem_symtab = *{$stem}{HASH};
		4046
		4047	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4048	or return;
		4049
		4050	# clear all symbols
		4051	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4052	for my $name (keys %$leaf_symtab) {
		4053	_gv_clear *{"$pkg$name"};
		4054	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4055	}
3286	}	4056	}
3287		4057
3288	sub do_reload_perl() {	4058	sub do_reload_perl() {
3289	# can/must only be called in main	4059	# can/must only be called in main
3290	if ($Coro::current != $Coro::main) {	4060	unless (in_main) {
3291	warn "can only reload from main coroutine";	4061	error "can only reload from main coroutine";
3292	return;	4062	return;
3293	}	4063	}
3294		4064
3295	warn "reloading...";	4065	return if $RELOAD++;
3296		4066
3297	warn "entering sync_job";	4067	my $t1 = AE::time;
3298		4068
		4069	while ($RELOAD) {
		4070	cf::get_slot 0.1, -1, "reload_perl";
		4071	info "perl_reload: reloading...";
		4072
		4073	trace "perl_reload: entering sync_job";
		4074
3299	cf::sync_job {	4075	cf::sync_job {
3300	cf::write_runtime; # external watchdog should not bark
3301	cf::emergency_save;	4076	#cf::emergency_save;
3302	cf::write_runtime; # external watchdog should not bark
3303		4077
3304	warn "syncing database to disk";
3305	BDB::db_env_txn_checkpoint $DB_ENV;
3306
3307	# if anything goes wrong in here, we should simply crash as we already saved
3308
3309	warn "cancelling all WF_AUTOCANCEL watchers";
3310	for (Event::all_watchers) {
3311	$_->cancel if $_->data & WF_AUTOCANCEL;
3312	}
3313
3314	warn "flushing outstanding aio requests";
3315	for (;;) {
3316	BDB::flush;
3317	IO::AIO::flush;
3318	Coro::cede;
3319	last unless IO::AIO::nreqs || BDB::nreqs;
3320	warn "iterate...";
3321	}
3322
3323	++$RELOAD;
3324
3325	warn "cancelling all extension coros";	4078	trace "perl_reload: cancelling all extension coros";
3326	$_->cancel for values %EXT_CORO;	4079	$_->cancel for values %EXT_CORO;
3327	%EXT_CORO = ();	4080	%EXT_CORO = ();
3328		4081
3329	warn "removing commands";	4082	trace "perl_reload: removing commands";
3330	%COMMAND = ();	4083	%COMMAND = ();
3331		4084
3332	warn "removing ext/exti commands";	4085	trace "perl_reload: removing ext/exti commands";
3333	%EXTCMD = ();	4086	%EXTCMD = ();
3334	%EXTICMD = ();	4087	%EXTICMD = ();
3335		4088
3336	warn "unloading/nuking all extensions";	4089	trace "perl_reload: unloading/nuking all extensions";
3337	for my $pkg (@EXTS) {	4090	for my $pkg (@EXTS) {
3338	warn "... unloading $pkg";	4091	trace "... unloading $pkg";
3339		4092
3340	if (my $cb = $pkg->can ("unload")) {	4093	if (my $cb = $pkg->can ("unload")) {
3341	eval {	4094	eval {
3342	$cb->($pkg);	4095	$cb->($pkg);
3343	1	4096	1
3344	} or warn "$pkg unloaded, but with errors: $@";	4097	} or error "$pkg unloaded, but with errors: $@";
		4098	}
		4099
		4100	trace "... clearing $pkg";
		4101	clear_package $pkg;
3345	}	4102	}
3346		4103
3347	warn "... nuking $pkg";
3348	Symbol::delete_package $pkg;
3349	}
3350
3351	warn "unloading all perl modules loaded from $LIBDIR";	4104	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3352	while (my ($k, $v) = each %INC) {	4105	while (my ($k, $v) = each %INC) {
3353	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4106	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3354		4107
3355	warn "... unloading $k";	4108	trace "... unloading $k";
3356	delete $INC{$k};	4109	delete $INC{$k};
3357		4110
3358	$k =~ s/\.pm$//;	4111	$k =~ s/\.pm$//;
3359	$k =~ s/\//::/g;	4112	$k =~ s/\//::/g;
3360		4113
3361	if (my $cb = $k->can ("unload_module")) {	4114	if (my $cb = $k->can ("unload_module")) {
3362	$cb->();	4115	$cb->();
		4116	}
		4117
		4118	clear_package $k;
3363	}	4119	}
3364		4120
3365	Symbol::delete_package $k;
3366	}
3367
3368	warn "getting rid of safe::, as good as possible";	4121	trace "perl_reload: getting rid of safe::, as good as possible";
3369	Symbol::delete_package "safe::$_"	4122	clear_package "safe::$_"
3370	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4123	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3371		4124
3372	warn "unloading cf.pm \"a bit\"";	4125	trace "perl_reload: unloading cf.pm \"a bit\"";
3373	delete $INC{"cf.pm"};	4126	delete $INC{"cf.pm"};
3374	delete $INC{"cf/pod.pm"};	4127	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3375		4128
3376	# don't, removes xs symbols, too,	4129	# don't, removes xs symbols, too,
3377	# and global variables created in xs	4130	# and global variables created in xs
3378	#Symbol::delete_package __PACKAGE__;	4131	#clear_package __PACKAGE__;
3379		4132
3380	warn "unload completed, starting to reload now";	4133	info "perl_reload: unload completed, starting to reload now";
3381		4134
3382	warn "reloading cf.pm";	4135	trace "perl_reload: reloading cf.pm";
3383	require cf;	4136	require cf;
3384	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4137	cf::_connect_to_perl_1;
3385		4138
3386	warn "loading config and database again";	4139	trace "perl_reload: loading config and database again";
3387	cf::reload_config;	4140	cf::reload_config;
3388		4141
3389	warn "loading extensions";	4142	trace "perl_reload: loading extensions";
3390	cf::load_extensions;	4143	cf::load_extensions;
3391		4144
		4145	if ($REATTACH_ON_RELOAD) {
3392	warn "reattaching attachments to objects/players";	4146	trace "perl_reload: reattaching attachments to objects/players";
3393	_global_reattach; # objects, sockets	4147	_global_reattach; # objects, sockets
3394	warn "reattaching attachments to maps";	4148	trace "perl_reload: reattaching attachments to maps";
3395	reattach $_ for values %MAP;	4149	reattach $_ for values %MAP;
3396	warn "reattaching attachments to players";	4150	trace "perl_reload: reattaching attachments to players";
3397	reattach $_ for values %PLAYER;	4151	reattach $_ for values %PLAYER;
		4152	}
3398		4153
3399	warn "leaving sync_job";	4154	cf::_post_init 1;
3400		4155
		4156	trace "perl_reload: leaving sync_job";
		4157
3401	1	4158	1
3402	} or do {	4159	} or do {
3403	warn $@;	4160	error $@;
3404	warn "error while reloading, exiting.";	4161	cf::cleanup "perl_reload: error, exiting.";
3405	exit 1;	4162	};
		4163
		4164	--$RELOAD;
3406	};	4165	}
3407		4166
3408	warn "reloaded";	4167	$t1 = AE::time - $t1;
		4168	info "perl_reload: completed in ${t1}s\n";
3409	};	4169	};
3410		4170
3411	our $RELOAD_WATCHER; # used only during reload	4171	our $RELOAD_WATCHER; # used only during reload
3412		4172
3413	sub reload_perl() {	4173	sub reload_perl() {
3414	# doing reload synchronously and two reloads happen back-to-back,	4174	# doing reload synchronously and two reloads happen back-to-back,
3415	# coro crashes during coro_state_free->destroy here.	4175	# coro crashes during coro_state_free->destroy here.
3416		4176
3417	$RELOAD_WATCHER ||= Event->timer (	4177	$RELOAD_WATCHER ||= cf::async {
3418	reentrant => 0,	4178	Coro::AIO::aio_wait cache_extensions;
3419	after => 0,	4179
3420	data => WF_AUTOCANCEL,	4180	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3421	cb => sub {
3422	do_reload_perl;	4181	do_reload_perl;
3423	undef $RELOAD_WATCHER;	4182	undef $RELOAD_WATCHER;
3424	},	4183	};
3425	);	4184	};
3426	}	4185	}
3427		4186
3428	register_command "reload" => sub {	4187	register_command "reload" => sub {
3429	my ($who, $arg) = @_;	4188	my ($who, $arg) = @_;
3430		4189
3431	if ($who->flag (FLAG_WIZ)) {	4190	if ($who->flag (FLAG_WIZ)) {
3432	$who->message ("reloading server.");	4191	$who->message ("reloading server.");
		4192	async {
		4193	$Coro::current->{desc} = "perl_reload";
3433	async { reload_perl };	4194	reload_perl;
		4195	};
3434	}	4196	}
3435	};	4197	};
3436		4198
3437	unshift @INC, $LIBDIR;	4199	#############################################################################
3438		4200
3439	my $bug_warning = 0;	4201	my $bug_warning = 0;
3440		4202
3441	our @WAIT_FOR_TICK;
3442	our @WAIT_FOR_TICK_BEGIN;
3443
3444	sub wait_for_tick {	4203	sub wait_for_tick() {
3445	return unless $TICK_WATCHER->is_active;	4204	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3446	return if $Coro::current == $Coro::main;
3447		4205
3448	my $signal = new Coro::Signal;	4206	$WAIT_FOR_TICK->wait;
3449	push @WAIT_FOR_TICK, $signal;
3450	$signal->wait;
3451	}	4207	}
3452		4208
3453	sub wait_for_tick_begin {	4209	sub wait_for_tick_begin() {
3454	return unless $TICK_WATCHER->is_active;	4210	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3455	return if $Coro::current == $Coro::main;
3456		4211
3457	my $signal = new Coro::Signal;	4212	my $signal = new Coro::Signal;
3458	push @WAIT_FOR_TICK_BEGIN, $signal;	4213	push @WAIT_FOR_TICK_BEGIN, $signal;
3459	$signal->wait;	4214	$signal->wait;
3460	}	4215	}
3461		4216
3462	$TICK_WATCHER = Event->timer (	4217	sub tick {
3463	reentrant => 0,
3464	parked => 1,
3465	prio => 0,
3466	at => $NEXT_TICK || $TICK,
3467	data => WF_AUTOCANCEL,
3468	cb => sub {
3469	if ($Coro::current != $Coro::main) {	4218	if ($Coro::current != $Coro::main) {
3470	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4219	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3471	unless ++$bug_warning > 10;	4220	unless ++$bug_warning > 10;
3472	return;	4221	return;
3473	}	4222	}
3474		4223
3475	$NOW = $tick_start = Event::time;	4224	cf::one_tick; # one server iteration
3476		4225
3477	cf::server_tick; # one server iteration	4226	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3478		4227
3479	$RUNTIME += $TICK;
3480	$NEXT_TICK += $TICK;
3481
3482	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4228	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3483	$NEXT_RUNTIME_WRITE = $NOW + 10;	4229	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3484	Coro::async_pool {	4230	Coro::async_pool {
		4231	$Coro::current->{desc} = "runtime saver";
3485	write_runtime	4232	write_runtime_sync
3486	or warn "ERROR: unable to write runtime file: $!";	4233	or error "ERROR: unable to write runtime file: $!";
3487	};
3488	}	4234	};
		4235	}
3489		4236
3490	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4237	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3491	$sig->send;	4238	$sig->send;
3492	}	4239	}
3493	while (my $sig = shift @WAIT_FOR_TICK) {	4240	$WAIT_FOR_TICK->broadcast;
3494	$sig->send;
3495	}
3496		4241
3497	$NOW = Event::time;	4242	$LOAD = ($NOW - $TICK_START) / $TICK;
3498
3499	# if we are delayed by four ticks or more, skip them all
3500	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3501
3502	$TICK_WATCHER->at ($NEXT_TICK);
3503	$TICK_WATCHER->start;
3504
3505	$LOAD = ($NOW - $tick_start) / $TICK;
3506	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4243	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3507		4244
3508	_post_tick;	4245	if (0) {
		4246	if ($NEXT_TICK) {
		4247	my $jitter = $TICK_START - $NEXT_TICK;
		4248	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4249	debug "jitter $JITTER\n";#d#
		4250	}
3509	},	4251	}
3510	);	4252	}
3511		4253
3512	{	4254	{
		4255	# configure BDB
		4256	info "initialising database";
		4257
3513	BDB::min_parallel 8;	4258	BDB::min_parallel 16;
3514	BDB::max_poll_time $TICK * 0.1;	4259	BDB::max_poll_reqs $TICK * 0.1;
3515	$BDB_POLL_WATCHER = Event->io (	4260	#$AnyEvent::BDB::WATCHER->priority (1);
3516	reentrant => 0,
3517	fd => BDB::poll_fileno,
3518	poll => 'r',
3519	prio => 0,
3520	data => WF_AUTOCANCEL,
3521	cb => \&BDB::poll_cb,
3522	);
3523
3524	BDB::set_sync_prepare {
3525	my $status;
3526	my $current = $Coro::current;
3527	(
3528	sub {
3529	$status = $!;
3530	$current->ready; undef $current;
3531	},
3532	sub {
3533	Coro::schedule while defined $current;
3534	$! = $status;
3535	},
3536	)
3537	};
3538		4261
3539	unless ($DB_ENV) {	4262	unless ($DB_ENV) {
3540	$DB_ENV = BDB::db_env_create;	4263	$DB_ENV = BDB::db_env_create;
3541	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4264	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3542	| BDB::LOG_AUTOREMOVE, 1);	4265	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4266	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3543	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4267	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3544	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4268	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3545		4269
3546	cf::sync_job {	4270	cf::sync_job {
3547	eval {	4271	eval {
…		…
3557		4281
3558	cf::cleanup "db_env_open(db): $@" if $@;	4282	cf::cleanup "db_env_open(db): $@" if $@;
3559	};	4283	};
3560	}	4284	}
3561		4285
3562	$BDB_DEADLOCK_WATCHER = Event->timer (	4286	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3563	after => 3,
3564	interval => 1,
3565	hard => 1,
3566	prio => 0,
3567	data => WF_AUTOCANCEL,
3568	cb => sub {
3569	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4287	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3570	},
3571	);	4288	};
3572	$BDB_CHECKPOINT_WATCHER = Event->timer (	4289	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3573	after => 11,
3574	interval => 60,
3575	hard => 1,
3576	prio => 0,
3577	data => WF_AUTOCANCEL,
3578	cb => sub {
3579	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4290	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3580	},
3581	);	4291	};
3582	$BDB_TRICKLE_WATCHER = Event->timer (	4292	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3583	after => 5,
3584	interval => 10,
3585	hard => 1,
3586	prio => 0,
3587	data => WF_AUTOCANCEL,
3588	cb => sub {
3589	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4293	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3590	},
3591	);	4294	};
		4295
		4296	info "database initialised";
3592	}	4297	}
3593		4298
3594	{	4299	{
		4300	# configure IO::AIO
		4301
		4302	info "initialising aio";
3595	IO::AIO::min_parallel 8;	4303	IO::AIO::min_parallel 8;
3596
3597	undef $Coro::AIO::WATCHER;
3598	IO::AIO::max_poll_time $TICK * 0.1;	4304	IO::AIO::max_poll_time $TICK * 0.1;
3599	$AIO_POLL_WATCHER = Event->io (	4305	undef $AnyEvent::AIO::WATCHER;
3600	reentrant => 0,	4306	info "aio initialised";
3601	data => WF_AUTOCANCEL,
3602	fd => IO::AIO::poll_fileno,
3603	poll => 'r',
3604	prio => 6,
3605	cb => \&IO::AIO::poll_cb,
3606	);
3607	}	4307	}
3608		4308
3609	my $_log_backtrace;	4309	our $_log_backtrace;
		4310	our $_log_backtrace_last;
3610		4311
3611	sub _log_backtrace {	4312	sub _log_backtrace {
3612	my ($msg, @addr) = @_;	4313	my ($msg, @addr) = @_;
3613		4314
3614	$msg =~ s/\n//;	4315	$msg =~ s/\n$//;
3615		4316
		4317	if ($_log_backtrace_last eq $msg) {
		4318	LOG llevInfo, "[ABT] $msg\n";
		4319	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3616	# limit the # of concurrent backtraces	4320	# limit the # of concurrent backtraces
3617	if ($_log_backtrace < 2) {	4321	} elsif ($_log_backtrace < 2) {
		4322	$_log_backtrace_last = $msg;
3618	++$_log_backtrace;	4323	++$_log_backtrace;
		4324	my $perl_bt = Carp::longmess $msg;
3619	async {	4325	async {
		4326	$Coro::current->{desc} = "abt $msg";
		4327
3620	my @bt = fork_call {	4328	my @bt = fork_call {
3621	@addr = map { sprintf "%x", $_ } @addr;	4329	@addr = map { sprintf "%x", $_ } @addr;
3622	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4330	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3623	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4331	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3624	or die "addr2line: $!";	4332	or die "addr2line: $!";
…		…
3632	}	4340	}
3633		4341
3634	@funcs	4342	@funcs
3635	};	4343	};
3636		4344
3637	LOG llevInfo, "[ABT] $msg\n";	4345	LOG llevInfo, "[ABT] $perl_bt\n";
		4346	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3638	LOG llevInfo, "[ABT] $_\n" for @bt;	4347	LOG llevInfo, "[ABT] $_\n" for @bt;
3639	--$_log_backtrace;	4348	--$_log_backtrace;
3640	};	4349	};
3641	} else {	4350	} else {
3642	LOG llevInfo, "[ABT] $msg\n";	4351	LOG llevInfo, "[ABT] $msg\n";
3643	LOG llevInfo, "[ABT] [suppressed]\n";	4352	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3644	}	4353	}
3645	}	4354	}
3646		4355
3647	# load additional modules	4356	# load additional modules
3648	use cf::pod;	4357	require "cf/$_.pm" for @EXTRA_MODULES;
		4358	cf::_connect_to_perl_2;
3649		4359
3650	END { cf::emergency_save }	4360	END { cf::emergency_save }
3651		4361
3652	1	4362	1
3653		4363

Diff Legend

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