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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.386 by root, Mon Oct 15 17:50:27 2007 UTC vs.
Revision 1.594 by root, Fri Nov 9 02:50:50 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Event;	30	use EV;
10	use Opcode;	31	use Opcode;
11	use Safe;	32	use Safe;
12	use Safe::Hole;	33	use Safe::Hole;
13	use Storable ();	34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 4.1 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
		44	use Coro::EV;
18	use Coro::Event;	45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
		52	use Coro::BDB 1.6;
23	use Coro::Storable;	53	use Coro::Storable;
24	use Coro::Util ();	54	use Coro::Util ();
25		55
		56	use Guard ();
26	use JSON::XS ();	57	use JSON::XS 2.01 ();
27	use BDB ();	58	use BDB ();
28	use Data::Dumper;	59	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	60	use Fcntl;
31	use YAML::Syck ();	61	use YAML::XS ();
32	use IO::AIO 2.51 ();	62	use IO::AIO ();
33	use Time::HiRes;	63	use Time::HiRes;
34	use Compress::LZF;	64	use Compress::LZF;
35	use Digest::MD5 ();	65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
36		68
37	# configure various modules to our taste	69	# configure various modules to our taste
38	#	70	#
39	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	72	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		73
		74	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		75
		76	# make sure c-lzf reinitialises itself
		77	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		79
43	$Event::Eval = 1; # no idea why this is required, but it is	80	# strictly for debugging
44		81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		82
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
51		86
52	our %COMMAND = ();	87	our %COMMAND = ();
53	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
54		89
55	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	91	our %EXTCMD = ();
		92	our %EXTACMD = ();
57	our %EXTICMD = ();	93	our %EXTICMD = ();
		94	our %EXTIACMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	95	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	96	our %EXT_MAP = (); # pluggable maps
60		97
61	our $RELOAD; # number of reloads so far	98	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	99	our @EVENT;
		100	our @REFLECT; # set by XS
		101	our %REFLECT; # set by us
63		102
64	our $CONFDIR = confdir;	103	our $CONFDIR = confdir;
		104
65	our $DATADIR = datadir;	105	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	106	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	107	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	108	our $MAPDIR = "$DATADIR/" . mapdir;
		109
69	our $LOCALDIR = localdir;	110	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	111	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	112	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	113	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	114	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	115	our $BDBDIR = "$LOCALDIR/db";
		116	our $PIDFILE = "$LOCALDIR/pid";
		117	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		118
		119	#our %RESOURCE; # unused
		120
		121	our $OUTPUT_RATE_MIN = 3000;
		122	our $OUTPUT_RATE_MAX = 1000000;
		123
		124	our $MAX_LINKS = 32; # how many chained exits to follow
		125	our $VERBOSE_IO = 1;
75		126
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	127	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	128	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	129	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	130	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		131
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	132	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	133	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	134	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	135	our $DB_ENV;
89		136
		137	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		138
90	our %CFG;	139	our %CFG;
		140	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
91		141
92	our $UPTIME; $UPTIME ||= time;	142	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	143	our $RUNTIME = 0;
		144	our $SERVER_TICK = 0;
		145	our $NOW;
94		146
95	our (%PLAYER, %PLAYER_LOADING); # all users	147	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	148	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	149	our $LINK_MAP; # the special {link} map, which is always available
98		150
99	# used to convert map paths into valid unix filenames by replacing / by ∕	151	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	152	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		153
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	154	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	155	our $LOADAVG; # same thing, but with alpha-smoothing
		156	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	157	our $TICK_START; # for load detecting purposes
		158
		159	our @POST_INIT;
		160
		161	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		162	our $REALLY_UNLOOP; # never set to true, please :)
		163
		164	our $WAIT_FOR_TICK = new Coro::Signal;
		165	our @WAIT_FOR_TICK_BEGIN;
105		166
106	binmode STDOUT;	167	binmode STDOUT;
107	binmode STDERR;	168	binmode STDERR;
108		169
109	# read virtual server time, if available	170	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	171	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	172	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	173	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	174	$RUNTIME = <$fh> + 0.;
114	}	175	}
		176
		177	eval "sub TICK() { $TICK } 1" or die;
115		178
116	mkdir $_	179	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	180	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		181
119	our $EMERGENCY_POSITION;	182	our $EMERGENCY_POSITION;
120		183
121	sub cf::map::normalise;	184	sub cf::map::normalise;
122		185
		186	sub in_main() {
		187	$Coro::current == $Coro::main
		188	}
		189
123	#############################################################################	190	#############################################################################
124		191
		192	%REFLECT = ();
		193	for (@REFLECT) {
		194	my $reflect = JSON::XS::decode_json $_;
		195	$REFLECT{$reflect->{class}} = $reflect;
		196	}
		197
		198	# this is decidedly evil
		199	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		200
		201	#############################################################################
		202
125	=head2 GLOBAL VARIABLES	203	=head2 GLOBAL VARIABLES
126		204
127	=over 4	205	=over 4
128		206
129	=item $cf::UPTIME	207	=item $cf::UPTIME
130		208
131	The timestamp of the server start (so not actually an uptime).	209	The timestamp of the server start (so not actually an "uptime").
		210
		211	=item $cf::SERVER_TICK
		212
		213	An unsigned integer that starts at zero when the server is started and is
		214	incremented on every tick.
		215
		216	=item $cf::NOW
		217
		218	The (real) time of the last (current) server tick - updated before and
		219	after tick processing, so this is useful only as a rough "what time is it
		220	now" estimate.
		221
		222	=item $cf::TICK
		223
		224	The interval between each server tick, in seconds.
132		225
133	=item $cf::RUNTIME	226	=item $cf::RUNTIME
134		227
135	The time this server has run, starts at 0 and is increased by $cf::TICK on	228	The time this server has run, starts at 0 and is increased by $cf::TICK on
136	every server tick.	229	every server tick.
137		230
138	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	231	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
139	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	232	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
140	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	233	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
141		234
142	Various directories - "/etc", read-only install directory, perl-library	235	Various directories - "/etc", read-only install directory, perl-library
143	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	236	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
144	unique-items directory, player file directory, random maps directory and	237	unique-items directory, player file directory, random maps directory and
145	database environment.	238	database environment.
146		239
147	=item $cf::NOW
148
149	The time of the last (current) server tick.
150
151	=item $cf::TICK
152
153	The interval between server ticks, in seconds.
154
155	=item $cf::LOADAVG	240	=item $cf::LOADAVG
156		241
157	The current CPU load on the server (alpha-smoothed), as a value between 0	242	The current CPU load on the server (alpha-smoothed), as a value between 0
158	(none) and 1 (overloaded), indicating how much time is spent on processing	243	(none) and 1 (overloaded), indicating how much time is spent on processing
159	objects per tick. Healthy values are < 0.5.	244	objects per tick. Healthy values are < 0.5.
…		…
162		247
163	The raw value load value from the last tick.	248	The raw value load value from the last tick.
164		249
165	=item %cf::CFG	250	=item %cf::CFG
166		251
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	252	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	253	from wherever your confdir points to.
169		254
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	255	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		256
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	257	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
173	returns directly I<after> the tick processing (and consequently, can only wake one process	258	returns directly I<after> the tick processing (and consequently, can only wake one thread
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	259	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
175		260
		261	Note that cf::Wait_for_tick will immediately return when the server is not
		262	ticking, making it suitable for small pauses in threads that need to run
		263	when the server is paused. If that is not applicable (i.e. you I<really>
		264	want to wait, use C<$cf::WAIT_FOR_TICK>).
		265
		266	=item $cf::WAIT_FOR_TICK
		267
		268	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		269	variable contains a L<Coro::Signal> that is broadcats after every server
		270	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		271	next server tick.
		272
		273	=cut
		274
		275	sub wait_for_tick();
		276	sub wait_for_tick_begin();
		277
176	=item @cf::INVOKE_RESULTS	278	=item @cf::INVOKE_RESULTS
177		279
178	This array contains the results of the last C<invoke ()> call. When	280	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	281	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	282	that call.
181		283
		284	=item %cf::REFLECT
		285
		286	Contains, for each (C++) class name, a hash reference with information
		287	about object members (methods, scalars, arrays and flags) and other
		288	metadata, which is useful for introspection.
		289
182	=back	290	=back
183		291
184	=cut	292	=cut
185		293
186	BEGIN {	294	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	295	sub warn (@) { LOG llevWarn , join "", @_ }
		296	sub info (@) { LOG llevInfo , join "", @_ }
		297	sub debug(@) { LOG llevDebug, join "", @_ }
		298	sub trace(@) { LOG llevTrace, join "", @_ }
		299
		300	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	301	my $msg = join "", @_;
189		302
190	$msg .= "\n"	303	$msg .= "\n"
191	unless $msg =~ /\n$/;	304	unless $msg =~ /\n$/;
192		305
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	306	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		307
195	LOG llevError, $msg;	308	LOG llevWarn, $msg;
196	};	309	};
197	}	310
		311	$Coro::State::DIEHOOK = sub {
		312	return unless $^S eq 0; # "eq", not "=="
		313
		314	error Carp::longmess $_[0];
		315
		316	if (in_main) {#d#
		317	error "DIEHOOK called in main context, Coro bug?\n";#d#
		318	return;#d#
		319	}#d#
		320
		321	# kill coroutine otherwise
		322	Coro::terminate
		323	};
198		324
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	325	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	326	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	327	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	328	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	335	for my $pkg (qw(
210	cf::global cf::attachable	336	cf::global cf::attachable
211	cf::object cf::object::player	337	cf::object cf::object::player
212	cf::client cf::player	338	cf::client cf::player
213	cf::arch cf::living	339	cf::arch cf::living
		340	cf::map cf::mapspace
214	cf::map cf::party cf::region	341	cf::party cf::region
215	)) {	342	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	343	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	344	}
219		345
220	$Event::DIED = sub {	346	$EV::DIED = sub {
221	warn "error in event callback: @_";	347	warn "error in event callback: $@";
222	};	348	};
		349
		350	#############################################################################
		351
		352	sub fork_call(&@);
		353	sub get_slot($;$$);
223		354
224	#############################################################################	355	#############################################################################
225		356
226	=head2 UTILITY FUNCTIONS	357	=head2 UTILITY FUNCTIONS
227		358
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	379	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	380	$d
250	} || "[unable to dump $_[0]: '$@']";	381	} || "[unable to dump $_[0]: '$@']";
251	}	382	}
252		383
		384	=item $scalar = cf::load_file $path
		385
		386	Loads the given file from path and returns its contents. Croaks on error
		387	and can block.
		388
		389	=cut
		390
		391	sub load_file($) {
		392	0 <= aio_load $_[0], my $data
		393	or Carp::croak "$_[0]: $!";
		394
		395	$data
		396	}
		397
		398	=item $success = cf::replace_file $path, $data, $sync
		399
		400	Atomically replaces the file at the given $path with new $data, and
		401	optionally $sync the data to disk before replacing the file.
		402
		403	=cut
		404
		405	sub replace_file($$;$) {
		406	my ($path, $data, $sync) = @_;
		407
		408	my $lock = cf::lock_acquire ("replace_file:$path");
		409
		410	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		411	or return;
		412
		413	$data = $data->() if ref $data;
		414
		415	length $data == aio_write $fh, 0, (length $data), $data, 0
		416	or return;
		417
		418	!$sync
		419	or !aio_fsync $fh
		420	or return;
		421
		422	aio_close $fh
		423	and return;
		424
		425	aio_rename "$path~", $path
		426	and return;
		427
		428	if ($sync) {
		429	$path =~ s%/[^/]*$%%;
		430	aio_pathsync $path;
		431	}
		432
		433	1
		434	}
		435
253	=item $ref = cf::from_json $json	436	=item $ref = cf::decode_json $json
254		437
255	Converts a JSON string into the corresponding perl data structure.	438	Converts a JSON string into the corresponding perl data structure.
256		439
257	=item $json = cf::to_json $ref	440	=item $json = cf::encode_json $ref
258		441
259	Converts a perl data structure into its JSON representation.	442	Converts a perl data structure into its JSON representation.
260		443
261	=cut	444	=cut
262		445
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	446	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		447
265	sub to_json ($) { $json_coder->encode ($_[0]) }	448	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	449	sub decode_json($) { $json_coder->decode ($_[0]) }
		450
		451	=item $ref = cf::decode_storable $scalar
		452
		453	Same as Coro::Storable::thaw, so blocks.
		454
		455	=cut
		456
		457	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		458
		459	=item $ref = cf::decode_yaml $scalar
		460
		461	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		462
		463	=cut
		464
		465	sub decode_yaml($) {
		466	fork_call { YAML::XS::Load $_[0] } @_
		467	}
		468
		469	=item $scalar = cf::unlzf $scalar
		470
		471	Same as Compress::LZF::compress, but takes server ticks into account, so
		472	blocks.
		473
		474	=cut
		475
		476	sub unlzf($) {
		477	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		478	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		479	Compress::LZF::decompress $_[0]
		480	}
		481
		482	=item cf::post_init { BLOCK }
		483
		484	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		485	but I<before> the server starts ticking again.
		486
		487	The codeblock will have a single boolean argument to indicate whether this
		488	is a reload or not.
		489
		490	=cut
		491
		492	sub post_init(&) {
		493	push @POST_INIT, shift;
		494	}
		495
		496	sub _post_init {
		497	trace "running post_init jobs";
		498
		499	# run them in parallel...
		500
		501	my @join;
		502
		503	while () {
		504	push @join, map &Coro::async ($_, 0), @POST_INIT;
		505	@POST_INIT = ();
		506
		507	@join or last;
		508
		509	(pop @join)->join;
		510	}
		511	}
267		512
268	=item cf::lock_wait $string	513	=item cf::lock_wait $string
269		514
270	Wait until the given lock is available. See cf::lock_acquire.	515	Wait until the given lock is available. See cf::lock_acquire.
271		516
272	=item my $lock = cf::lock_acquire $string	517	=item my $lock = cf::lock_acquire $string
273		518
274	Wait until the given lock is available and then acquires it and returns	519	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	520	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	521	for example when the coroutine gets canceled), the lock is automatically
277	returned.	522	returned.
278		523
279	Locks are *not* recursive, locking from the same coro twice results in a	524	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	525	deadlocked coro.
…		…
286		531
287	Return true if the lock is currently active, i.e. somebody has locked it.	532	Return true if the lock is currently active, i.e. somebody has locked it.
288		533
289	=cut	534	=cut
290		535
291	our %LOCK;	536	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		537
294	sub lock_wait($) {	538	sub lock_wait($) {
295	my ($key) = @_;	539	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	540	}
308		541
309	sub lock_acquire($) {	542	sub lock_acquire($) {
310	my ($key) = @_;	543	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	544	}
324		545
325	sub lock_active($) {	546	sub lock_active($) {
326	my ($key) = @_;	547	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	548	}
330		549
331	sub freeze_mainloop {	550	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	551	tick_inhibit_inc;
333		552
334	my $guard = Coro::guard {	553	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	554	}
336	};	555
337	$TICK_WATCHER->stop;	556	=item cf::periodic $interval, $cb
338	$guard	557
		558	Like EV::periodic, but randomly selects a starting point so that the actions
		559	get spread over time.
		560
		561	=cut
		562
		563	sub periodic($$) {
		564	my ($interval, $cb) = @_;
		565
		566	my $start = rand List::Util::min 180, $interval;
		567
		568	EV::periodic $start, $interval, 0, $cb
339	}	569	}
340		570
341	=item cf::get_slot $time[, $priority[, $name]]	571	=item cf::get_slot $time[, $priority[, $name]]
342		572
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	573	Allocate $time seconds of blocking CPU time at priority C<$priority>
344	This call blocks and returns only when you have at least C<$time> seconds	574	(default: 0): This call blocks and returns only when you have at least
345	of cpu time till the next tick. The slot is only valid till the next cede.	575	C<$time> seconds of cpu time till the next tick. The slot is only valid
		576	till the next cede.
		577
		578	Background jobs should use a priority les than zero, interactive jobs
		579	should use 100 or more.
346		580
347	The optional C<$name> can be used to identify the job to run. It might be	581	The optional C<$name> can be used to identify the job to run. It might be
348	used for statistical purposes and should identify the same time-class.	582	used for statistical purposes and should identify the same time-class.
349		583
350	Useful for short background jobs.	584	Useful for short background jobs.
351		585
352	=cut	586	=cut
353		587
354	our @SLOT_QUEUE;	588	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	589	our $SLOT_QUEUE;
		590	our $SLOT_DECAY = 0.9;
356		591
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	592	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	593	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	594	$Coro::current->desc ("timeslot manager");
360		595
361	my $signal = new Coro::Signal;	596	my $signal = new Coro::Signal;
		597	my $busy;
362		598
363	while () {	599	while () {
364	next_job:	600	next_job:
		601
365	my $avail = cf::till_tick;	602	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	603
367	for (0 .. $#SLOT_QUEUE) {	604	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	605	if ($SLOT_QUEUE[$_][0] <= $avail) {
		606	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	607	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	608	$job->[2]->send;
371	Coro::cede;	609	Coro::cede;
372	goto next_job;	610	goto next_job;
373	}	611	} else {
		612	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	613	}
375	}	614	}
376		615
377	if (@SLOT_QUEUE) {	616	if (@SLOT_QUEUE) {
378	# we do not use wait_for_tick() as it returns immediately when tick is inactive	617	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	618	$WAIT_FOR_TICK->wait;
380	$signal->wait;
381	} else {	619	} else {
		620	$busy = 0;
382	Coro::schedule;	621	Coro::schedule;
383	}	622	}
384	}	623	}
385	};	624	};
386		625
387	sub get_slot($;$$) {	626	sub get_slot($;$$) {
		627	return if tick_inhibit || $Coro::current == $Coro::main;
		628
388	my ($time, $pri, $name) = @_;	629	my ($time, $pri, $name) = @_;
389		630
390	$time = $TICK * .6 if $time > $TICK * .6;	631	$time = clamp $time, 0.01, $TICK * .6;
		632
391	my $sig = new Coro::Signal;	633	my $sig = new Coro::Signal;
392		634
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	635	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	636	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	637	$SLOT_QUEUE->ready;
…		…
406		648
407	BEGIN { *async = \&Coro::async_pool }	649	BEGIN { *async = \&Coro::async_pool }
408		650
409	=item cf::sync_job { BLOCK }	651	=item cf::sync_job { BLOCK }
410		652
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	653	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	654	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	655	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	656	acceptable.
415		657
416	If it must be done, put the blocking parts into C<sync_job>. This will run	658	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	659	the given BLOCK in another coroutine while waiting for the result. The
…		…
421	=cut	663	=cut
422		664
423	sub sync_job(&) {	665	sub sync_job(&) {
424	my ($job) = @_;	666	my ($job) = @_;
425		667
426	if ($Coro::current == $Coro::main) {	668	if (in_main) {
427	my $time = Event::time;	669	my $time = AE::time;
428		670
429	# this is the main coro, too bad, we have to block	671	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	672	# till the operation succeeds, freezing the server :/
431		673
432	LOG llevError, Carp::longmess "sync job";#d#	674	#LOG llevError, Carp::longmess "sync job";#d#
433		675
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	676	my $freeze_guard = freeze_mainloop;
437		677
438	my $busy = 1;	678	my $busy = 1;
439	my @res;	679	my @res;
440		680
441	(async {	681	(async {
442	$Coro::current->desc ("sync job coro");	682	$Coro::current->desc ("sync job coro");
443	@res = eval { $job->() };	683	@res = eval { $job->() };
444	warn $@ if $@;	684	error $@ if $@;
445	undef $busy;	685	undef $busy;
446	})->prio (Coro::PRIO_MAX);	686	})->prio (Coro::PRIO_MAX);
447		687
448	while ($busy) {	688	while ($busy) {
449	Coro::cede or Event::one_event;	689	if (Coro::nready) {
		690	Coro::cede_notself;
		691	} else {
		692	EV::loop EV::LOOP_ONESHOT;
450	}	693	}
		694	}
451		695
452	$time = Event::time - $time;	696	my $time = AE::time - $time;
453		697
454	LOG llevError | logBacktrace, Carp::longmess "long sync job"
455	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
456
457	$tick_start += $time; # do not account sync jobs to server load	698	$TICK_START += $time; # do not account sync jobs to server load
458		699
459	wantarray ? @res : $res[0]	700	wantarray ? @res : $res[0]
460	} else {	701	} else {
461	# we are in another coroutine, how wonderful, everything just works	702	# we are in another coroutine, how wonderful, everything just works
462		703
…		…
482	$EXT_CORO{$coro+0} = $coro;	723	$EXT_CORO{$coro+0} = $coro;
483		724
484	$coro	725	$coro
485	}	726	}
486		727
487	=item fork_call { }, $args	728	=item fork_call { }, @args
488		729
489	Executes the given code block with the given arguments in a seperate	730	Executes the given code block with the given arguments in a seperate
490	process, returning the results. Everything must be serialisable with	731	process, returning the results. Everything must be serialisable with
491	Coro::Storable. May, of course, block. Note that the executed sub may	732	Coro::Storable. May, of course, block. Note that the executed sub may
492	never block itself or use any form of Event handling.	733	never block itself or use any form of event handling.
493		734
494	=cut	735	=cut
		736
		737	sub post_fork {
		738	reset_signals;
		739	}
495		740
496	sub fork_call(&@) {	741	sub fork_call(&@) {
497	my ($cb, @args) = @_;	742	my ($cb, @args) = @_;
498		743
499	# we seemingly have to make a local copy of the whole thing,	744	# we seemingly have to make a local copy of the whole thing,
500	# otherwise perl prematurely frees the stuff :/	745	# otherwise perl prematurely frees the stuff :/
501	# TODO: investigate and fix (likely this will be rather laborious)	746	# TODO: investigate and fix (likely this will be rather laborious)
502		747
503	my @res = Coro::Util::fork_eval {	748	my @res = Coro::Util::fork_eval {
504	reset_signals;	749	cf::post_fork;
505	&$cb	750	&$cb
506	}, @args;	751	} @args;
507		752
508	wantarray ? @res : $res[-1]	753	wantarray ? @res : $res[-1]
		754	}
		755
		756	sub objinfo {
		757	(
		758	"counter value" => cf::object::object_count,
		759	"objects created" => cf::object::create_count,
		760	"objects destroyed" => cf::object::destroy_count,
		761	"freelist size" => cf::object::free_count,
		762	"allocated objects" => cf::object::objects_size,
		763	"active objects" => cf::object::actives_size,
		764	)
		765	}
		766
		767	=item $coin = coin_from_name $name
		768
		769	=cut
		770
		771	our %coin_alias = (
		772	"silver" => "silvercoin",
		773	"silvercoin" => "silvercoin",
		774	"silvercoins" => "silvercoin",
		775	"gold" => "goldcoin",
		776	"goldcoin" => "goldcoin",
		777	"goldcoins" => "goldcoin",
		778	"platinum" => "platinacoin",
		779	"platinumcoin" => "platinacoin",
		780	"platinumcoins" => "platinacoin",
		781	"platina" => "platinacoin",
		782	"platinacoin" => "platinacoin",
		783	"platinacoins" => "platinacoin",
		784	"royalty" => "royalty",
		785	"royalties" => "royalty",
		786	);
		787
		788	sub coin_from_name($) {
		789	$coin_alias{$_[0]}
		790	? cf::arch::find $coin_alias{$_[0]}
		791	: undef
509	}	792	}
510		793
511	=item $value = cf::db_get $family => $key	794	=item $value = cf::db_get $family => $key
512		795
513	Returns a single value from the environment database.	796	Returns a single value from the environment database.
…		…
523	within each server.	806	within each server.
524		807
525	=cut	808	=cut
526		809
527	sub db_table($) {	810	sub db_table($) {
		811	cf::error "db_get called from main context"
		812	if $Coro::current == $Coro::main;
		813
528	my ($name) = @_;	814	my ($name) = @_;
529	my $db = BDB::db_create $DB_ENV;	815	my $db = BDB::db_create $DB_ENV;
530		816
531	eval {	817	eval {
532	$db->set_flags (BDB::CHKSUM);	818	$db->set_flags (BDB::CHKSUM);
…		…
542	}	828	}
543		829
544	our $DB;	830	our $DB;
545		831
546	sub db_init {	832	sub db_init {
547	cf::sync_job {
548	$DB ||= db_table "db";	833	$DB ||= db_table "db";
549	};
550	}	834	}
551		835
552	sub db_get($$) {	836	sub db_get($$) {
553	my $key = "$_[0]/$_[1]";	837	my $key = "$_[0]/$_[1]";
554		838
555	cf::sync_job {	839	cf::error "db_get called from main context"
		840	if $Coro::current == $Coro::main;
		841
556	BDB::db_get $DB, undef, $key, my $data;	842	BDB::db_get $DB, undef, $key, my $data;
557		843
558	$! ? ()	844	$! ? ()
559	: $data	845	: $data
560	}
561	}	846	}
562		847
563	sub db_put($$$) {	848	sub db_put($$$) {
564	BDB::dbreq_pri 4;	849	BDB::dbreq_pri 4;
565	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	850	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
593		878
594	my @data;	879	my @data;
595	my $md5;	880	my $md5;
596		881
597	for (0 .. $#$src) {	882	for (0 .. $#$src) {
598	0 <= aio_load $src->[$_], $data[$_]	883	$data[$_] = load_file $src->[$_];
599	or Carp::croak "$src->[$_]: $!";
600	}	884	}
601		885
602	# if processing is expensive, check	886	# if processing is expensive, check
603	# checksum first	887	# checksum first
604	if (1) {	888	if (1) {
…		…
621		905
622	my $t1 = Time::HiRes::time;	906	my $t1 = Time::HiRes::time;
623	my $data = $process->(\@data);	907	my $data = $process->(\@data);
624	my $t2 = Time::HiRes::time;	908	my $t2 = Time::HiRes::time;
625		909
626	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	910	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
627		911
628	db_put cache => "$id/data", $data;	912	db_put cache => "$id/data", $data;
629	db_put cache => "$id/md5" , $md5;	913	db_put cache => "$id/md5" , $md5;
630	db_put cache => "$id/meta", $meta;	914	db_put cache => "$id/meta", $meta;
631		915
…		…
641		925
642	=cut	926	=cut
643		927
644	sub datalog($@) {	928	sub datalog($@) {
645	my ($type, %kv) = @_;	929	my ($type, %kv) = @_;
646	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	930	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
647	}	931	}
648		932
649	=back	933	=back
650		934
651	=cut	935	=cut
652		936
653	#############################################################################	937	#############################################################################
654		938
655	=head2 ATTACHABLE OBJECTS	939	=head2 ATTACHABLE OBJECTS
656		940
657	Many objects in crossfire are so-called attachable objects. That means you can	941	Many objects in deliantra are so-called attachable objects. That means you can
658	attach callbacks/event handlers (a collection of which is called an "attachment")	942	attach callbacks/event handlers (a collection of which is called an "attachment")
659	to it. All such attachable objects support the following methods.	943	to it. All such attachable objects support the following methods.
660		944
661	In the following description, CLASS can be any of C<global>, C<object>	945	In the following description, CLASS can be any of C<global>, C<object>
662	C<player>, C<client> or C<map> (i.e. the attachable objects in	946	C<player>, C<client> or C<map> (i.e. the attachable objects in
663	Crossfire TRT).	947	Deliantra).
664		948
665	=over 4	949	=over 4
666		950
667	=item $attachable->attach ($attachment, key => $value...)	951	=item $attachable->attach ($attachment, key => $value...)
668		952
…		…
712	=item cf::CLASS::attachment $name, ...	996	=item cf::CLASS::attachment $name, ...
713		997
714	Register an attachment by C<$name> through which attachable objects of the	998	Register an attachment by C<$name> through which attachable objects of the
715	given CLASS can refer to this attachment.	999	given CLASS can refer to this attachment.
716		1000
717	Some classes such as crossfire maps and objects can specify attachments	1001	Some classes such as deliantra maps and objects can specify attachments
718	that are attached at load/instantiate time, thus the need for a name.	1002	that are attached at load/instantiate time, thus the need for a name.
719		1003
720	These calls expect any number of the following handler/hook descriptions:	1004	These calls expect any number of the following handler/hook descriptions:
721		1005
722	=over 4	1006	=over 4
…		…
846		1130
847	} elsif (exists $cb_id{$type}) {	1131	} elsif (exists $cb_id{$type}) {
848	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1132	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
849		1133
850	} elsif (ref $type) {	1134	} elsif (ref $type) {
851	warn "attaching objects not supported, ignoring.\n";	1135	error "attaching objects not supported, ignoring.\n";
852		1136
853	} else {	1137	} else {
854	shift @arg;	1138	shift @arg;
855	warn "attach argument '$type' not supported, ignoring.\n";	1139	error "attach argument '$type' not supported, ignoring.\n";
856	}	1140	}
857	}	1141	}
858	}	1142	}
859		1143
860	sub _object_attach {	1144	sub _object_attach {
…		…
870	_attach $registry, $klass, @attach;	1154	_attach $registry, $klass, @attach;
871	}	1155	}
872		1156
873	$obj->{$name} = \%arg;	1157	$obj->{$name} = \%arg;
874	} else {	1158	} else {
875	warn "object uses attachment '$name' which is not available, postponing.\n";	1159	info "object uses attachment '$name' which is not available, postponing.\n";
876	}	1160	}
877		1161
878	$obj->{_attachment}{$name} = undef;	1162	$obj->{_attachment}{$name} = undef;
879	}	1163	}
880		1164
…		…
939		1223
940	for (@$callbacks) {	1224	for (@$callbacks) {
941	eval { &{$_->[1]} };	1225	eval { &{$_->[1]} };
942		1226
943	if ($@) {	1227	if ($@) {
944	warn "$@";
945	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1228	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
946	override;	1229	override;
947	}	1230	}
948		1231
949	return 1 if $override;	1232	return 1 if $override;
950	}	1233	}
951		1234
952	0	1235	0
953	}	1236	}
954		1237
955	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1238	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
956		1239
957	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1240	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
958		1241
959	Generate an object-specific event with the given arguments.	1242	Generate an object-specific event with the given arguments.
960		1243
…		…
1013		1296
1014	sub reattach {	1297	sub reattach {
1015	# basically do the same as instantiate, without calling instantiate	1298	# basically do the same as instantiate, without calling instantiate
1016	my ($obj) = @_;	1299	my ($obj) = @_;
1017		1300
		1301	# no longer needed after getting rid of delete_package?
1018	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
1019		1303
1020	my $registry = $obj->registry;	1304	my $registry = $obj->registry;
1021		1305
1022	@$registry = ();	1306	@$registry = ();
1023		1307
…		…
1028	for (@$attach) {	1312	for (@$attach) {
1029	my ($klass, @attach) = @$_;	1313	my ($klass, @attach) = @$_;
1030	_attach $registry, $klass, @attach;	1314	_attach $registry, $klass, @attach;
1031	}	1315	}
1032	} else {	1316	} else {
1033	warn "object uses attachment '$name' that is not available, postponing.\n";	1317	info "object uses attachment '$name' that is not available, postponing.\n";
1034	}	1318	}
1035	}	1319	}
1036	}	1320	}
1037		1321
1038	cf::attachable->attach (	1322	cf::attachable->attach (
1039	prio => -1000000,	1323	prio => -1000000,
1040	on_instantiate => sub {	1324	on_instantiate => sub {
1041	my ($obj, $data) = @_;	1325	my ($obj, $data) = @_;
1042		1326
1043	$data = from_json $data;	1327	$data = decode_json $data;
1044		1328
1045	for (@$data) {	1329	for (@$data) {
1046	my ($name, $args) = @$_;	1330	my ($name, $args) = @$_;
1047		1331
1048	$obj->attach ($name, %{$args || {} });	1332	$obj->attach ($name, %{$args || {} });
…		…
1065	my ($filename, $rdata, $objs) = @_;	1349	my ($filename, $rdata, $objs) = @_;
1066		1350
1067	sync_job {	1351	sync_job {
1068	if (length $$rdata) {	1352	if (length $$rdata) {
1069	utf8::decode (my $decname = $filename);	1353	utf8::decode (my $decname = $filename);
1070	warn sprintf "saving %s (%d,%d)\n",	1354	trace sprintf "saving %s (%d,%d)\n",
1071	$decname, length $$rdata, scalar @$objs;	1355	$decname, length $$rdata, scalar @$objs
		1356	if $VERBOSE_IO;
1072		1357
1073	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1358	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1074	chmod SAVE_MODE, $fh;	1359	aio_chmod $fh, SAVE_MODE;
1075	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1360	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1076	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	}
1077	close $fh;	1365	aio_close $fh;
1078		1366
1079	if (@$objs) {	1367	if (@$objs) {
1080	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) {
1081	chmod SAVE_MODE, $fh;	1369	aio_chmod $fh, SAVE_MODE;
1082	my $data = Coro::Storable::blocking_nfreeze { version => 1, objs => $objs };	1370	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1083	aio_write $fh, 0, (length $data), $data, 0;	1371	aio_write $fh, 0, (length $data), $data, 0;
1084	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	}
1085	close $fh;	1376	aio_close $fh;
1086	aio_rename "$filename.pst~", "$filename.pst";	1377	aio_rename "$filename.pst~", "$filename.pst";
1087	}	1378	}
1088	} else {	1379	} else {
1089	aio_unlink "$filename.pst";	1380	aio_unlink "$filename.pst";
1090	}	1381	}
1091		1382
1092	aio_rename "$filename~", $filename;	1383	aio_rename "$filename~", $filename;
		1384
		1385	$filename =~ s%/[^/]+$%%;
		1386	aio_pathsync $filename if $cf::USE_FSYNC;
1093	} else {	1387	} else {
1094	warn "FATAL: $filename~: $!\n";	1388	error "unable to save objects: $filename~: $!\n";
1095	}	1389	}
1096	} else {	1390	} else {
1097	aio_unlink $filename;	1391	aio_unlink $filename;
1098	aio_unlink "$filename.pst";	1392	aio_unlink "$filename.pst";
1099	}	1393	}
…		…
1118		1412
1119	unless (aio_stat "$filename.pst") {	1413	unless (aio_stat "$filename.pst") {
1120	(aio_load "$filename.pst", $av) >= 0	1414	(aio_load "$filename.pst", $av) >= 0
1121	or return;	1415	or return;
1122		1416
1123	my $st = eval { Coro::Storable::thaw $av }	1417	my $st = eval { Coro::Storable::thaw $av };
1124	|| eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1125	$av = $st->{objs};	1418	$av = $st->{objs};
1126	}	1419	}
1127		1420
1128	utf8::decode (my $decname = $filename);	1421	utf8::decode (my $decname = $filename);
1129	warn sprintf "loading %s (%d,%d)\n",	1422	trace sprintf "loading %s (%d,%d)\n",
1130	$decname, length $data, scalar @{$av || []};	1423	$decname, length $data, scalar @{$av || []}
		1424	if $VERBOSE_IO;
1131		1425
1132	($data, $av)	1426	($data, $av)
1133	}	1427	}
1134		1428
1135	=head2 COMMAND CALLBACKS	1429	=head2 COMMAND CALLBACKS
…		…
1139	=cut	1433	=cut
1140		1434
1141	#############################################################################	1435	#############################################################################
1142	# command handling &c	1436	# command handling &c
1143		1437
1144	=item cf::register_command $name => \&callback($ob,$args);	1438	=item cf::register_command $name => \&callback($ob,$args)
1145		1439
1146	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
1147	$name.	1441	$name.
1148		1442
1149	=cut	1443	=cut
…		…
1155	#warn "registering command '$name/$time' to '$caller'";	1449	#warn "registering command '$name/$time' to '$caller'";
1156		1450
1157	push @{ $COMMAND{$name} }, [$caller, $cb];	1451	push @{ $COMMAND{$name} }, [$caller, $cb];
1158	}	1452	}
1159		1453
1160	=item cf::register_extcmd $name => \&callback($pl,$packet);	1454	=item cf::register_extcmd $name => \&callback($pl,@args)
1161		1455
1162	Register a callback for execution when the client sends an (synchronous)	1456	Register a callback for execution when the client sends an (synchronous)
1163	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
1164	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
1165	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
1166	has logged in successfully.	1460	has logged in successfully.
1167		1461
1168	If the callback returns something, it is sent back as if reply was being	1462	The values will be sent back to the client.
1169	called.
1170		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
1171	=item cf::register_exticmd $name => \&callback($ns,$packet);	1469	=item cf::register_exticmd $name => \&callback($ns,@args)
1172		1470
1173	Register a callback for execution when the client sends an (asynchronous)	1471	Register a callback for execution when the client sends an (asynchronous)
1174	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
1175	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
1176	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
1177	log-in.	1475	log-in.
1178		1476
1179	If the callback returns something, it is sent back as if reply was being	1477	The values will be sent back to the client.
1180	called.
1181		1478
1182	=cut	1479	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1183		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
1184	sub register_extcmd {	1486	sub register_extcmd($$) {
1185	my ($name, $cb) = @_;	1487	my ($name, $cb) = @_;
1186		1488
1187	$EXTCMD{$name} = $cb;	1489	$EXTCMD{$name} = $cb;
1188	}	1490	}
1189		1491
1190	sub register_exticmd {	1492	sub register_async_extcmd($$) {
1191	my ($name, $cb) = @_;	1493	my ($name, $cb) = @_;
1192		1494
		1495	$EXTACMD{$name} = $cb;
		1496	}
		1497
		1498	sub register_exticmd($$) {
		1499	my ($name, $cb) = @_;
		1500
1193	$EXTICMD{$name} = $cb;	1501	$EXTICMD{$name} = $cb;
1194	}	1502	}
1195		1503
		1504	sub register_async_exticmd($$) {
		1505	my ($name, $cb) = @_;
		1506
		1507	$EXTIACMD{$name} = $cb;
		1508	}
		1509
		1510	use File::Glob ();
		1511
1196	cf::player->attach (	1512	cf::player->attach (
1197	on_command => sub {	1513	on_unknown_command => sub {
1198	my ($pl, $name, $params) = @_;	1514	my ($pl, $name, $params) = @_;
1199		1515
1200	my $cb = $COMMAND{$name}	1516	my $cb = $COMMAND{$name}
1201	or return;	1517	or return;
1202		1518
…		…
1210	my ($pl, $buf) = @_;	1526	my ($pl, $buf) = @_;
1211		1527
1212	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1528	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1213		1529
1214	if (ref $msg) {	1530	if (ref $msg) {
1215	my ($type, $reply, @payload) =	1531	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1216	"ARRAY" eq ref $msg
1217	? @$msg
1218	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1219		1532
1220	my @reply;
1221
1222	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}) {
1223	@reply = $cb->($pl, @payload);	1546	@reply = $cb->($pl, @payload);
		1547	}
		1548
		1549	$pl->ext_msg ("reply-$reply", @reply)
		1550	if $reply;
1224	}	1551	}
1225		1552
1226	$pl->ext_reply ($reply, @reply)
1227	if $reply;
1228
1229	} else {	1553	} else {
1230	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1554	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1231	}	1555	}
1232		1556
1233	cf::override;	1557	cf::override;
1234	},	1558	},
1235	);	1559	);
1236		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
1237	sub load_extensions {	1585	sub load_extensions {
		1586	info "loading extensions...";
		1587
		1588	%EXT_CFG = ();
		1589
1238	cf::sync_job {	1590	cf::sync_job {
1239	my %todo;	1591	my %todo;
1240		1592
1241	for my $path (<$LIBDIR/*.ext>) {	1593	for my $path (<$LIBDIR/*.ext>) {
1242	next unless -r $path;	1594	next unless -r $path;
…		…
1260		1612
1261	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1613	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1262	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1614	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1263		1615
1264	$ext{source} =	1616	$ext{source} =
1265	"package $pkg; use strict; use utf8;\n"	1617	"package $pkg; use common::sense;\n"
1266	. "#line 1 \"$path\"\n{\n"	1618	. "#line 1 \"$path\"\n{\n"
1267	. $source	1619	. $source
1268	. "\n};\n1";	1620	. "\n};\n1";
1269		1621
1270	$todo{$base} = \%ext;	1622	$todo{$base} = \%ext;
1271	}	1623	}
1272		1624
		1625	my $pass = 0;
1273	my %done;	1626	my %done;
1274	while (%todo) {	1627	while (%todo) {
1275	my $progress;	1628	my $progress;
1276		1629
		1630	++$pass;
		1631
		1632	ext:
1277	while (my ($k, $v) = each %todo) {	1633	while (my ($k, $v) = each %todo) {
1278	for (split /,\s*/, $v->{meta}{depends}) {	1634	for (split /,\s*/, $v->{meta}{depends}) {
1279	goto skip	1635	next ext
1280	unless exists $done{$_};	1636	unless exists $done{$_};
1281	}	1637	}
1282		1638
1283	warn "... loading '$k' into '$v->{pkg}'\n";	1639	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1284		1640
1285	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 $@) {
1286	my $msg = $@ ? "$v->{path}: $@\n"	1653	error "$v->{path}: $@\n";
1287	: "$v->{base}: extension inactive.\n";
1288		1654
		1655	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1289	if (exists $v->{meta}{mandatory}) {	1656	if exists $v->{meta}{mandatory};
1290	warn $msg;	1657
1291	warn "mandatory extension failed to load, exiting.\n";	1658	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1292	exit 1;	1659	delete $todo{$k};
1293	}	1660	} else {
1294		1661	$done{$k} = delete $todo{$k};
1295	warn $msg;	1662	push @EXTS, $v->{pkg};
		1663	$progress = 1;
		1664
		1665	info "$v->{base}: extension inactive.\n"
		1666	unless $active;
1296	}	1667	}
1297
1298	$done{$k} = delete $todo{$k};
1299	push @EXTS, $v->{pkg};
1300	$progress = 1;
1301	}	1668	}
1302		1669
1303	skip:	1670	unless ($progress) {
1304	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1671	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1305	unless $progress;	1672
		1673	while (my ($k, $v) = each %todo) {
		1674	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1675	if exists $v->{meta}{mandatory};
		1676	}
		1677
		1678	last;
		1679	}
1306	}	1680	}
1307	};	1681	};
1308	}	1682	}
1309		1683
1310	#############################################################################	1684	#############################################################################
1311		1685
1312	=back	1686	=back
1313		1687
1314	=head2 CORE EXTENSIONS	1688	=head2 CORE EXTENSIONS
1315		1689
1316	Functions and methods that extend core crossfire objects.	1690	Functions and methods that extend core deliantra objects.
1317		1691
1318	=cut	1692	=cut
1319		1693
1320	package cf::player;	1694	package cf::player;
1321		1695
…		…
1364		1738
1365	sub exists($) {	1739	sub exists($) {
1366	my ($login) = @_;	1740	my ($login) = @_;
1367		1741
1368	$cf::PLAYER{$login}	1742	$cf::PLAYER{$login}
1369	or cf::sync_job { !aio_stat path $login }	1743	or !aio_stat path $login
1370	}	1744	}
1371		1745
1372	sub find($) {	1746	sub find($) {
1373	return $cf::PLAYER{$_[0]} || do {	1747	return $cf::PLAYER{$_[0]} || do {
1374	my $login = $_[0];	1748	my $login = $_[0];
…		…
1386	my $f = new_from_file cf::object::thawer path $login	1760	my $f = new_from_file cf::object::thawer path $login
1387	or return;	1761	or return;
1388		1762
1389	my $pl = cf::player::load_pl $f	1763	my $pl = cf::player::load_pl $f
1390	or return;	1764	or return;
		1765
1391	local $cf::PLAYER_LOADING{$login} = $pl;	1766	local $cf::PLAYER_LOADING{$login} = $pl;
1392	$f->resolve_delayed_derefs;	1767	$f->resolve_delayed_derefs;
1393	$cf::PLAYER{$login} = $pl	1768	$cf::PLAYER{$login} = $pl
1394	}	1769	}
1395	}	1770	}
1396	}	1771	}
1397		1772
		1773	cf::player->attach (
		1774	on_load => sub {
		1775	my ($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
1398	sub save($) {	1786	sub save($) {
1399	my ($pl) = @_;	1787	my ($pl) = @_;
1400		1788
1401	return if $pl->{deny_save};	1789	return if $pl->{deny_save};
1402		1790
…		…
1405		1793
1406	return if $pl->{deny_save};	1794	return if $pl->{deny_save};
1407		1795
1408	aio_mkdir playerdir $pl, 0770;	1796	aio_mkdir playerdir $pl, 0770;
1409	$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];
1410		1803
1411	$pl->save_pl ($path);	1804	$pl->save_pl ($path);
1412	cf::cede_to_tick;	1805	cf::cede_to_tick;
1413	}	1806	}
1414		1807
…		…
1446	my ($pl) = @_;	1839	my ($pl) = @_;
1447		1840
1448	my $name = $pl->ob->name;	1841	my $name = $pl->ob->name;
1449		1842
1450	$pl->{deny_save} = 1;	1843	$pl->{deny_save} = 1;
1451	$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
1452		1845
1453	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1846	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1454	$pl->deactivate;	1847	$pl->deactivate;
		1848
		1849	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1455	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1850	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1851	ext::highscore::check ($pl->ob);
		1852
1456	$pl->ns->destroy if $pl->ns;	1853	$pl->ns->destroy if $pl->ns;
1457		1854
1458	my $path = playerdir $pl;	1855	my $path = playerdir $pl;
1459	my $temp = "$path~$cf::RUNTIME~deleting~";	1856	my $temp = "$path~$cf::RUNTIME~deleting~";
1460	aio_rename $path, $temp;	1857	aio_rename $path, $temp;
…		…
1498		1895
1499	for my $login (@$dirs) {	1896	for my $login (@$dirs) {
1500	my $path = path $login;	1897	my $path = path $login;
1501		1898
1502	# a .pst is a dead give-away for a valid player	1899	# a .pst is a dead give-away for a valid player
1503	unless (-e "$path.pst") {	1900	# if no pst file found, open and chekc for blocked users
		1901	if (aio_stat "$path.pst") {
1504	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1902	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1505	aio_read $fh, 0, 512, my $buf, 0 or next;	1903	aio_read $fh, 0, 512, my $buf, 0 or next;
1506	$buf !~ /^password -------------$/m or next; # official not-valid tag	1904	$buf !~ /^password -------------$/m or next; # official not-valid tag
1507	}	1905	}
1508		1906
…		…
1512		1910
1513	\@logins	1911	\@logins
1514	}	1912	}
1515		1913
1516	=item $player->maps	1914	=item $player->maps
		1915
		1916	=item cf::player::maps $login
1517		1917
1518	Returns an arrayref of map paths that are private for this	1918	Returns an arrayref of map paths that are private for this
1519	player. May block.	1919	player. May block.
1520		1920
1521	=cut	1921	=cut
…		…
1539	}	1939	}
1540		1940
1541	\@paths	1941	\@paths
1542	}	1942	}
1543		1943
1544	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1944	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1545		1945
1546	Expand crossfire pod fragments into protocol xml.	1946	Expand deliantra pod fragments into protocol xml.
1547
1548	=cut
1549
1550	sub expand_cfpod {
1551	((my $self), (local $_)) = @_;
1552
1553	# escape & and <
1554	s/&/&amp;/g;
1555	s/(?<![BIUGHT])</&lt;/g;
1556
1557	# this is buggy, it needs to properly take care of nested <'s
1558
1559	1 while
1560	# replace B<>, I<>, U<> etc.
1561	s/B<([^\>]*)>/<b>$1<\/b>/
1562	|| s/I<([^\>]*)>/<i>$1<\/i>/
1563	|| s/U<([^\>]*)>/<u>$1<\/u>/
1564	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1565	# replace G<male|female> tags
1566	|| s{G<([^>|]*)\|([^>]*)>}{
1567	$self->gender ? $2 : $1
1568	}ge
1569	# replace H<hint text>
1570	|| s{H<([^\>]*)>}
1571	{
1572	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1573	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1574	"")
1575	[$self->{hintmode}]
1576	}ge;
1577
1578	# create single paragraphs (very hackish)
1579	s/(?<=\S)\n(?=\w)/ /g;
1580
1581	# compress some whitespace
1582	s/\s+\n/\n/g; # ws line-ends
1583	s/\n\n+/\n/g; # double lines
1584	s/^\n+//; # beginning lines
1585	s/\n+$//; # ending lines
1586
1587	$_
1588	}
1589
1590	sub hintmode {
1591	$_[0]{hintmode} = $_[1] if @_ > 1;
1592	$_[0]{hintmode}
1593	}
1594
1595	=item $player->ext_reply ($msgid, @msg)
1596
1597	Sends an ext reply to the player.
1598
1599	=cut
1600
1601	sub ext_reply($$@) {
1602	my ($self, $id, @msg) = @_;
1603
1604	$self->ns->ext_reply ($id, @msg)
1605	}
1606		1947
1607	=item $player->ext_msg ($type, @msg)	1948	=item $player->ext_msg ($type, @msg)
1608		1949
1609	Sends an ext event to the client.	1950	Sends an ext event to the client.
1610		1951
…		…
1630		1971
1631	=cut	1972	=cut
1632		1973
1633	sub find_by_path($) {	1974	sub find_by_path($) {
1634	my ($path) = @_;	1975	my ($path) = @_;
		1976
		1977	$path =~ s/^~[^\/]*//; # skip ~login
1635		1978
1636	my ($match, $specificity);	1979	my ($match, $specificity);
1637		1980
1638	for my $region (list) {	1981	for my $region (list) {
1639	if ($region->{match} && $path =~ $region->{match}) {	1982	if ($region->{match} && $path =~ $region->{match}) {
…		…
1665	our $MAX_RESET = 3600;	2008	our $MAX_RESET = 3600;
1666	our $DEFAULT_RESET = 3000;	2009	our $DEFAULT_RESET = 3000;
1667		2010
1668	sub generate_random_map {	2011	sub generate_random_map {
1669	my ($self, $rmp) = @_;	2012	my ($self, $rmp) = @_;
1670	# mit "rum" bekleckern, nicht	2013
		2014	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2015
1671	$self->_create_random_map (	2016	$self->_create_random_map ($rmp);
1672	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1673	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1674	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1675	$rmp->{exit_on_final_map},
1676	$rmp->{xsize}, $rmp->{ysize},
1677	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1678	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1679	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1680	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1681	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1682	(cf::region::find $rmp->{region}), $rmp->{custom}
1683	)
1684	}	2017	}
1685		2018
1686	=item cf::map->register ($regex, $prio)	2019	=item cf::map->register ($regex, $prio)
1687		2020
1688	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
…		…
1693		2026
1694	sub register {	2027	sub register {
1695	my (undef, $regex, $prio) = @_;	2028	my (undef, $regex, $prio) = @_;
1696	my $pkg = caller;	2029	my $pkg = caller;
1697		2030
1698	no strict;
1699	push @{"$pkg\::ISA"}, __PACKAGE__;	2031	push @{"$pkg\::ISA"}, __PACKAGE__;
1700		2032
1701	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2033	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1702	}	2034	}
1703		2035
1704	# also paths starting with '/'	2036	# also paths starting with '/'
1705	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2037	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1706		2038
1707	sub thawer_merge {	2039	sub thawer_merge {
1708	my ($self, $merge) = @_;	2040	my ($self, $merge) = @_;
1709		2041
1710	# we have to keep some variables in memory intact	2042	# we have to keep some variables in memory intact
…		…
1715	}	2047	}
1716		2048
1717	sub normalise {	2049	sub normalise {
1718	my ($path, $base) = @_;	2050	my ($path, $base) = @_;
1719		2051
1720	$path = "$path"; # make sure its a string	2052	$path = "$path"; # make sure it's a string
1721		2053
1722	$path =~ s/\.map$//;	2054	$path =~ s/\.map$//;
1723		2055
1724	# map plan:	2056	# map plan:
1725	#	2057	#
…		…
1740	$base =~ s{[^/]+/?$}{};	2072	$base =~ s{[^/]+/?$}{};
1741	$path = "$base/$path";	2073	$path = "$base/$path";
1742	}	2074	}
1743		2075
1744	for ($path) {	2076	for ($path) {
1745	redo if s{//}{/};
1746	redo if s{/\.?/}{/};	2077	redo if s{/\.?/}{/};
1747	redo if s{/[^/]+/\.\./}{/};	2078	redo if s{/[^/]+/\.\./}{/};
1748	}	2079	}
1749		2080
1750	$path	2081	$path
…		…
1764	$self->init; # pass $1 etc.	2095	$self->init; # pass $1 etc.
1765	return $self;	2096	return $self;
1766	}	2097	}
1767	}	2098	}
1768		2099
1769	Carp::cluck "unable to resolve path '$path' (base '$base').";	2100	Carp::cluck "unable to resolve path '$path' (base '$base')";
1770	()	2101	()
1771	}	2102	}
1772		2103
		2104	# may re-bless or do other evil things
1773	sub init {	2105	sub init {
1774	my ($self) = @_;	2106	my ($self) = @_;
1775		2107
1776	$self	2108	$self
1777	}	2109	}
…		…
1796		2128
1797	# the temporary/swap location	2129	# the temporary/swap location
1798	sub save_path {	2130	sub save_path {
1799	my ($self) = @_;	2131	my ($self) = @_;
1800		2132
1801	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2133	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1802	"$TMPDIR/$path.map"	2134	"$TMPDIR/$path.map"
1803	}	2135	}
1804		2136
1805	# the unique path, undef == no special unique path	2137	# the unique path, undef == no special unique path
1806	sub uniq_path {	2138	sub uniq_path {
1807	my ($self) = @_;	2139	my ($self) = @_;
1808		2140
1809	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2141	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1810	"$UNIQUEDIR/$path"	2142	"$UNIQUEDIR/$path"
1811	}
1812
1813	# and all this just because we cannot iterate over
1814	# all maps in C++...
1815	sub change_all_map_light {
1816	my ($change) = @_;
1817
1818	$_->change_map_light ($change)
1819	for grep $_->outdoor, values %cf::MAP;
1820	}	2143	}
1821		2144
1822	sub decay_objects {	2145	sub decay_objects {
1823	my ($self) = @_;	2146	my ($self) = @_;
1824		2147
…		…
1851	$self->{load_path} = $path;	2174	$self->{load_path} = $path;
1852		2175
1853	1	2176	1
1854	}	2177	}
1855		2178
		2179	# used to laod the header of an original map
1856	sub load_header_orig {	2180	sub load_header_orig {
1857	my ($self) = @_;	2181	my ($self) = @_;
1858		2182
1859	$self->load_header_from ($self->load_path)	2183	$self->load_header_from ($self->load_path)
1860	}	2184	}
1861		2185
		2186	# used to laod the header of an instantiated map
1862	sub load_header_temp {	2187	sub load_header_temp {
1863	my ($self) = @_;	2188	my ($self) = @_;
1864		2189
1865	$self->load_header_from ($self->save_path)	2190	$self->load_header_from ($self->save_path)
1866	}	2191	}
1867		2192
		2193	# called after loading the header from an instantiated map
1868	sub prepare_temp {	2194	sub prepare_temp {
1869	my ($self) = @_;	2195	my ($self) = @_;
1870		2196
1871	$self->last_access ((delete $self->{last_access})	2197	$self->last_access ((delete $self->{last_access})
1872	|| $cf::RUNTIME); #d#	2198	|| $cf::RUNTIME); #d#
1873	# safety	2199	# safety
1874	$self->{instantiate_time} = $cf::RUNTIME	2200	$self->{instantiate_time} = $cf::RUNTIME
1875	if $self->{instantiate_time} > $cf::RUNTIME;	2201	if $self->{instantiate_time} > $cf::RUNTIME;
1876	}	2202	}
1877		2203
		2204	# called after loading the header from an original map
1878	sub prepare_orig {	2205	sub prepare_orig {
1879	my ($self) = @_;	2206	my ($self) = @_;
1880		2207
1881	$self->{load_original} = 1;	2208	$self->{load_original} = 1;
1882	$self->{instantiate_time} = $cf::RUNTIME;	2209	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1906		2233
1907	sub find;	2234	sub find;
1908	sub find {	2235	sub find {
1909	my ($path, $origin) = @_;	2236	my ($path, $origin) = @_;
1910		2237
		2238	cf::cede_to_tick;
		2239
1911	$path = normalise $path, $origin && $origin->path;	2240	$path = normalise $path, $origin;
1912		2241
1913	cf::lock_wait "map_data:$path";#d#remove	2242	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1914	cf::lock_wait "map_find:$path";	2243	my $guard2 = cf::lock_acquire "map_find:$path";
1915		2244
1916	$cf::MAP{$path} || do {	2245	$cf::MAP{$path} || do {
1917	my $guard1 = cf::lock_acquire "map_find:$path";
1918	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1919
1920	my $map = new_from_path cf::map $path	2246	my $map = new_from_path cf::map $path
1921	or return;	2247	or return;
1922		2248
1923	$map->{last_save} = $cf::RUNTIME;	2249	$map->{last_save} = $cf::RUNTIME;
1924		2250
…		…
1926	or return;	2252	or return;
1927		2253
1928	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2254	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1929	# doing this can freeze the server in a sync job, obviously	2255	# doing this can freeze the server in a sync job, obviously
1930	#$cf::WAIT_FOR_TICK->wait;	2256	#$cf::WAIT_FOR_TICK->wait;
		2257	undef $guard2;
1931	undef $guard1;	2258	undef $guard1;
1932	undef $guard2;
1933	$map->reset;	2259	$map->reset;
1934	return find $path;	2260	return find $path;
1935	}	2261	}
1936		2262
1937	$cf::MAP{$path} = $map	2263	$cf::MAP{$path} = $map
1938	}	2264	}
1939	}	2265	}
1940		2266
1941	sub pre_load { }	2267	sub pre_load { }
1942	sub post_load { }	2268	#sub post_load { } # XS
1943		2269
1944	sub load {	2270	sub load {
1945	my ($self) = @_;	2271	my ($self) = @_;
1946		2272
1947	local $self->{deny_reset} = 1; # loading can take a long time	2273	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1950		2276
1951	{	2277	{
1952	my $guard = cf::lock_acquire "map_data:$path";	2278	my $guard = cf::lock_acquire "map_data:$path";
1953		2279
1954	return unless $self->valid;	2280	return unless $self->valid;
1955	return unless $self->in_memory == cf::MAP_SWAPPED;	2281	return unless $self->state == cf::MAP_SWAPPED;
1956
1957	$self->in_memory (cf::MAP_LOADING);
1958		2282
1959	$self->alloc;	2283	$self->alloc;
1960		2284
1961	$self->pre_load;	2285	$self->pre_load;
1962	cf::cede_to_tick;	2286	cf::cede_to_tick;
1963		2287
		2288	if (exists $self->{load_path}) {
1964	my $f = new_from_file cf::object::thawer $self->{load_path};	2289	my $f = new_from_file cf::object::thawer $self->{load_path};
1965	$f->skip_block;	2290	$f->skip_block;
1966	$self->_load_objects ($f)	2291	$self->_load_objects ($f)
1967	or return;	2292	or return;
1968		2293
1969	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2294	$self->post_load_original
1970	if delete $self->{load_original};	2295	if delete $self->{load_original};
1971		2296
1972	if (my $uniq = $self->uniq_path) {	2297	if (my $uniq = $self->uniq_path) {
1973	utf8::encode $uniq;	2298	utf8::encode $uniq;
1974	unless (aio_stat $uniq) {	2299	unless (aio_stat $uniq) {
1975	if (my $f = new_from_file cf::object::thawer $uniq) {	2300	if (my $f = new_from_file cf::object::thawer $uniq) {
1976	$self->clear_unique_items;	2301	$self->clear_unique_items;
1977	$self->_load_objects ($f);	2302	$self->_load_objects ($f);
1978	$f->resolve_delayed_derefs;	2303	$f->resolve_delayed_derefs;
		2304	}
1979	}	2305	}
1980	}	2306	}
1981	}
1982		2307
1983	$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);
1984		2315
1985	cf::cede_to_tick;	2316	cf::cede_to_tick;
1986	# now do the right thing for maps	2317	# now do the right thing for maps
1987	$self->link_multipart_objects;	2318	$self->link_multipart_objects;
1988	$self->difficulty ($self->estimate_difficulty)	2319	$self->difficulty ($self->estimate_difficulty)
…		…
1992	unless ($self->{deny_activate}) {	2323	unless ($self->{deny_activate}) {
1993	$self->decay_objects;	2324	$self->decay_objects;
1994	$self->fix_auto_apply;	2325	$self->fix_auto_apply;
1995	$self->update_buttons;	2326	$self->update_buttons;
1996	cf::cede_to_tick;	2327	cf::cede_to_tick;
1997	$self->set_darkness_map;	2328	#$self->activate; # no longer activate maps automatically
1998	cf::cede_to_tick;
1999	$self->activate;
2000	}	2329	}
2001		2330
2002	$self->{last_save} = $cf::RUNTIME;	2331	$self->{last_save} = $cf::RUNTIME;
2003	$self->last_access ($cf::RUNTIME);	2332	$self->last_access ($cf::RUNTIME);
2004
2005	$self->in_memory (cf::MAP_IN_MEMORY);
2006	}	2333	}
2007		2334
2008	$self->post_load;	2335	$self->post_load;
2009	}
2010		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
2011	sub customise_for {	2343	sub customise_for {
2012	my ($self, $ob) = @_;	2344	my ($self, $ob) = @_;
2013		2345
2014	return find "~" . $ob->name . "/" . $self->{path}	2346	return find "~" . $ob->name . "/" . $self->{path}
2015	if $self->per_player;	2347	if $self->per_player;
…		…
2018	# if $self->per_party;	2350	# if $self->per_party;
2019		2351
2020	$self	2352	$self
2021	}	2353	}
2022		2354
2023	# find and load all maps in the 3x3 area around a map
2024	sub load_neighbours {
2025	my ($map) = @_;
2026
2027	my @neigh; # diagonal neighbours
2028
2029	for (0 .. 3) {
2030	my $neigh = $map->tile_path ($_)
2031	or next;
2032	$neigh = find $neigh, $map
2033	or next;
2034	$neigh->load;
2035
2036	push @neigh,
2037	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2038	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2039	}
2040
2041	for (grep defined $_->[0], @neigh) {
2042	my ($path, $origin) = @$_;
2043	my $neigh = find $path, $origin
2044	or next;
2045	$neigh->load;
2046	}
2047	}
2048
2049	sub find_sync {	2355	sub find_sync {
2050	my ($path, $origin) = @_;	2356	my ($path, $origin) = @_;
2051		2357
2052	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
2053	}	2363	}
2054		2364
2055	sub do_load_sync {	2365	sub do_load_sync {
2056	my ($map) = @_;	2366	my ($map) = @_;
2057		2367
		2368	# it's a bug to call this from the main context
2058	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2369	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2059	if $Coro::current == $Coro::main;	2370	if $Coro::current == $Coro::main;
2060		2371
2061	cf::sync_job { $map->load };	2372	$map->load;
2062	}	2373	}
2063		2374
2064	our %MAP_PREFETCH;	2375	our %MAP_PREFETCH;
2065	our $MAP_PREFETCHER = undef;	2376	our $MAP_PREFETCHER = undef;
2066		2377
2067	sub find_async {	2378	sub find_async {
2068	my ($path, $origin, $load) = @_;	2379	my ($path, $origin, $load) = @_;
2069		2380
2070	$path = normalise $path, $origin && $origin->{path};	2381	$path = normalise $path, $origin;
2071		2382
2072	if (my $map = $cf::MAP{$path}) {	2383	if (my $map = $cf::MAP{$path}) {
2073	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2384	return $map if !$load || $map->linkable;
2074	}	2385	}
2075		2386
2076	$MAP_PREFETCH{$path} |= $load;	2387	$MAP_PREFETCH{$path} |= $load;
2077		2388
2078	$MAP_PREFETCHER ||= cf::async {	2389	$MAP_PREFETCHER ||= cf::async {
…		…
2092	$MAP_PREFETCHER->prio (6);	2403	$MAP_PREFETCHER->prio (6);
2093		2404
2094	()	2405	()
2095	}	2406	}
2096		2407
		2408	# common code, used by both ->save and ->swapout
2097	sub save {	2409	sub _save {
2098	my ($self) = @_;	2410	my ($self) = @_;
2099
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2411
2102	$self->{last_save} = $cf::RUNTIME;	2412	$self->{last_save} = $cf::RUNTIME;
2103		2413
2104	return unless $self->dirty;	2414	return unless $self->dirty;
2105		2415
…		…
2114		2424
2115	cf::async {	2425	cf::async {
2116	$Coro::current->{desc} = "map player save";	2426	$Coro::current->{desc} = "map player save";
2117	$_->contr->save for $self->players;	2427	$_->contr->save for $self->players;
2118	};	2428	};
		2429
		2430	cf::get_slot 0.02;
2119		2431
2120	if ($uniq) {	2432	if ($uniq) {
2121	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2433	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2122	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2434	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2123	} else {	2435	} else {
2124	$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);
2125	}	2437	}
2126	}	2438	}
2127		2439
		2440	sub save {
		2441	my ($self) = @_;
		2442
		2443	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2444
		2445	$self->_save;
		2446	}
		2447
2128	sub swap_out {	2448	sub swap_out {
2129	my ($self) = @_;	2449	my ($self) = @_;
2130		2450
2131	# save first because save cedes
2132	$self->save;
2133
2134	my $lock = cf::lock_acquire "map_data:$self->{path}";	2451	my $lock = cf::lock_acquire "map_data:$self->{path}";
2135		2452
		2453	return if !$self->linkable;
		2454	return if $self->{deny_save};
2136	return if $self->players;	2455	return if $self->players;
2137	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
2138	return if $self->{deny_save};	2473	return 1e99 if $self->{deny_reset};
2139		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
2140	$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};
2141		2507
2142	$self->deactivate;	2508	$self->deactivate;
2143	$_->clear_links_to ($self) for values %cf::MAP;	2509	$_->clear_links_to ($self) for values %cf::MAP;
2144	$self->clear;	2510	$self->clear;
2145	}
2146
2147	sub reset_at {
2148	my ($self) = @_;
2149
2150	# TODO: safety, remove and allow resettable per-player maps
2151	return 1e99 if $self->{deny_reset};
2152
2153	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2154	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2155
2156	$time + $to
2157	}
2158
2159	sub should_reset {
2160	my ($self) = @_;
2161
2162	$self->reset_at <= $cf::RUNTIME
2163	}
2164
2165	sub reset {
2166	my ($self) = @_;
2167
2168	my $lock = cf::lock_acquire "map_data:$self->{path}";
2169
2170	return if $self->players;
2171
2172	warn "resetting map ", $self->path;
2173
2174	$self->in_memory (cf::MAP_SWAPPED);
2175
2176	# need to save uniques path
2177	unless ($self->{deny_save}) {
2178	my $uniq = $self->uniq_path; utf8::encode $uniq;
2179
2180	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2181	if $uniq;
2182	}
2183
2184	delete $cf::MAP{$self->path};
2185
2186	$self->deactivate;
2187	$_->clear_links_to ($self) for values %cf::MAP;
2188	$self->clear;
2189		2511
2190	$self->unlink_save;	2512	$self->unlink_save;
2191	$self->destroy;	2513	$self->destroy;
2192	}	2514	}
2193		2515
…		…
2201		2523
2202	delete $cf::MAP{$self->path};	2524	delete $cf::MAP{$self->path};
2203		2525
2204	$self->unlink_save;	2526	$self->unlink_save;
2205		2527
2206	bless $self, "cf::map";	2528	bless $self, "cf::map::wrap";
2207	delete $self->{deny_reset};	2529	delete $self->{deny_reset};
2208	$self->{deny_save} = 1;	2530	$self->{deny_save} = 1;
2209	$self->reset_timeout (1);	2531	$self->reset_timeout (1);
2210	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2532	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2211		2533
…		…
2260		2582
2261	sub unique_maps() {	2583	sub unique_maps() {
2262	[	2584	[
2263	map {	2585	map {
2264	utf8::decode $_;	2586	utf8::decode $_;
2265	/\.map$/	2587	s/\.map$//; # TODO future compatibility hack
		2588	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2589	? ()
2266	? normalise $_	2590	: normalise $_
2267	: ()
2268	} @{ aio_readdir $UNIQUEDIR or [] }	2591	} @{ aio_readdir $UNIQUEDIR or [] }
2269	]	2592	]
2270	}	2593	}
2271		2594
2272	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	}
2273		2626
2274	=back	2627	=back
2275		2628
2276	=head3 cf::object	2629	=head3 cf::object
2277		2630
…		…
2281		2634
2282	=over 4	2635	=over 4
2283		2636
2284	=item $ob->inv_recursive	2637	=item $ob->inv_recursive
2285		2638
2286	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.
2287		2641
2288	=cut	2642	=cut
2289		2643
2290	sub inv_recursive_;	2644	sub inv_recursive_;
2291	sub inv_recursive_ {	2645	sub inv_recursive_ {
…		…
2296	inv_recursive_ inv $_[0]	2650	inv_recursive_ inv $_[0]
2297	}	2651	}
2298		2652
2299	=item $ref = $ob->ref	2653	=item $ref = $ob->ref
2300		2654
2301	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.
2302		2656
2303	=item $ob = cf::object::deref ($refstring)	2657	=item $ob = cf::object::deref ($refstring)
2304		2658
2305	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,
2306	even if the object actually exists. May block.	2660	even if the object actually exists. May block.
…		…
2338	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
2339	dialogue with the given NPC character.	2693	dialogue with the given NPC character.
2340		2694
2341	=cut	2695	=cut
2342		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
2343	# rough implementation of a future "reply" method that works	2711	# rough implementation of a future "reply" method that works
2344	# with dialog boxes.	2712	# with dialog boxes.
2345	#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
2346	sub cf::object::player::reply($$$;$) {	2714	sub cf::object::player::reply($$$;$) {
2347	my ($self, $npc, $msg, $flags) = @_;	2715	my ($self, $npc, $msg, $flags) = @_;
…		…
2358	my $dialog = $pl->{npc_dialog};	2726	my $dialog = $pl->{npc_dialog};
2359	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2727	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2360		2728
2361	} else {	2729	} else {
2362	$msg = $npc->name . " says: $msg" if $npc;	2730	$msg = $npc->name . " says: $msg" if $npc;
2363	$self->message ($msg, $flags);	2731	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2364	}	2732	}
2365	}	2733	}
2366	}	2734	}
2367		2735
2368	=item $object->send_msg ($channel, $msg, $color, [extra...])	2736	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2393		2761
2394	=item $player_object->enter_link	2762	=item $player_object->enter_link
2395		2763
2396	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}>).
2397		2765
2398	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.
2399	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.
2400		2770
2401	Will never block.	2771	Will never block.
2402		2772
2403	=item $player_object->leave_link ($map, $x, $y)	2773	=item $player_object->leave_link ($map, $x, $y)
2404		2774
…		…
2424	sub cf::object::player::enter_link {	2794	sub cf::object::player::enter_link {
2425	my ($self) = @_;	2795	my ($self) = @_;
2426		2796
2427	$self->deactivate_recursive;	2797	$self->deactivate_recursive;
2428		2798
		2799	++$self->{_link_recursion};
		2800
2429	return if UNIVERSAL::isa $self->map, "ext::map_link";	2801	return if UNIVERSAL::isa $self->map, "ext::map_link";
2430		2802
2431	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2803	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2432	if $self->map && $self->map->{path} ne "{link}";	2804	if $self->map && $self->map->{path} ne "{link}";
2433		2805
2434	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2806	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2435	}	2807	}
2436		2808
2437	sub cf::object::player::leave_link {	2809	sub cf::object::player::leave_link {
2438	my ($self, $map, $x, $y) = @_;	2810	my ($self, $map, $x, $y) = @_;
2439		2811
…		…
2456	($x, $y) = (-1, -1)	2828	($x, $y) = (-1, -1)
2457	unless (defined $x) && (defined $y);	2829	unless (defined $x) && (defined $y);
2458		2830
2459	# use -1 or undef as default coordinates, not 0, 0	2831	# use -1 or undef as default coordinates, not 0, 0
2460	($x, $y) = ($map->enter_x, $map->enter_y)	2832	($x, $y) = ($map->enter_x, $map->enter_y)
2461	if $x <=0 && $y <= 0;	2833	if $x <= 0 && $y <= 0;
2462		2834
2463	$map->load;	2835	$map->load;
2464	$map->load_neighbours;
2465		2836
2466	return unless $self->contr->active;	2837	return unless $self->contr->active;
2467	$self->activate_recursive;
2468		2838
2469	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2839	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2470	$self->enter_map ($map, $x, $y);	2840	if ($self->enter_map ($map, $x, $y)) {
2471	}	2841	# entering was successful
		2842	delete $self->{_link_recursion};
		2843	# only activate afterwards, to support waiting in hooks
		2844	$self->activate_recursive;
		2845	}
2472		2846
		2847	}
		2848
2473	=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)]])
2474		2850
2475	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
2476	her, loading and preparing them map, calling the provided $check callback	2852	her, loading and preparing them map, calling the provided $check callback
2477	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
2478	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
2479	be called at the end of this process.	2855	be called at the end of this process.
2480		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
2481	=cut	2860	=cut
2482		2861
2483	our $GOTOGEN;	2862	our $GOTOGEN;
2484		2863
2485	sub cf::object::player::goto {	2864	sub cf::object::player::goto {
2486	my ($self, $path, $x, $y, $check, $done) = @_;	2865	my ($self, $path, $x, $y, $check, $done) = @_;
		2866
		2867	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2868	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2869	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2870	($path, $x, $y) = @$EMERGENCY_POSITION;
		2871	}
2487		2872
2488	# 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
2489	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2874	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2490		2875
2491	$self->enter_link;	2876	$self->enter_link;
…		…
2511	($path, $x, $y) = (undef, undef, undef);	2896	($path, $x, $y) = (undef, undef, undef);
2512	}	2897	}
2513	}	2898	}
2514		2899
2515	my $map = eval {	2900	my $map = eval {
2516	my $map = defined $path ? cf::map::find $path : undef;	2901	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2517		2902
2518	if ($map) {	2903	if ($map) {
2519	$map = $map->customise_for ($self);	2904	$map = $map->customise_for ($self);
2520	$map = $check->($map) if $check && $map;	2905	$map = $check->($map, $x, $y, $self) if $check && $map;
2521	} else {	2906	} else {
2522	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2907	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2523	}	2908	}
2524		2909
2525	$map	2910	$map
…		…
2533	if ($gen == $self->{_goto_generation}) {	2918	if ($gen == $self->{_goto_generation}) {
2534	delete $self->{_goto_generation};	2919	delete $self->{_goto_generation};
2535	$self->leave_link ($map, $x, $y);	2920	$self->leave_link ($map, $x, $y);
2536	}	2921	}
2537		2922
2538	$done->() if $done;	2923	$done->($self) if $done;
2539	})->prio (1);	2924	})->prio (1);
2540	}	2925	}
2541		2926
2542	=item $player_object->enter_exit ($exit_object)	2927	=item $player_object->enter_exit ($exit_object)
2543		2928
…		…
2563	}	2948	}
2564		2949
2565	sub prepare_random_map {	2950	sub prepare_random_map {
2566	my ($exit) = @_;	2951	my ($exit) = @_;
2567		2952
2568	my $guard = cf::lock_acquire "exit_prepare:$exit";
2569
2570	# all this does is basically replace the /! path by	2953	# all this does is basically replace the /! path by
2571	# a new random map path (?random/...) with a seed	2954	# a new random map path (?random/...) with a seed
2572	# that depends on the exit object	2955	# that depends on the exit object
2573		2956
2574	my $rmp = parse_random_map_params $exit->msg;	2957	my $rmp = parse_random_map_params $exit->msg;
…		…
2576	if ($exit->map) {	2959	if ($exit->map) {
2577	$rmp->{region} = $exit->region->name;	2960	$rmp->{region} = $exit->region->name;
2578	$rmp->{origin_map} = $exit->map->path;	2961	$rmp->{origin_map} = $exit->map->path;
2579	$rmp->{origin_x} = $exit->x;	2962	$rmp->{origin_x} = $exit->x;
2580	$rmp->{origin_y} = $exit->y;	2963	$rmp->{origin_y} = $exit->y;
		2964
		2965	$exit->map->touch;
2581	}	2966	}
2582		2967
2583	$rmp->{random_seed} ||= $exit->random_seed;	2968	$rmp->{random_seed} ||= $exit->random_seed;
2584		2969
2585	my $data = cf::to_json $rmp;	2970	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2586	my $md5 = Digest::MD5::md5_hex $data;	2971	my $md5 = Digest::MD5::md5_hex $data;
2587	my $meta = "$RANDOMDIR/$md5.meta";	2972	my $meta = "$RANDOMDIR/$md5.meta";
2588		2973
2589	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2974	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2590	aio_write $fh, 0, (length $data), $data, 0;	2975	aio_write $fh, 0, (length $data), $data, 0;
2591	undef $fh;	2976	undef $fh;
2592	aio_rename "$meta~", $meta;	2977	aio_rename "$meta~", $meta;
2593		2978
		2979	my $slaying = "?random/$md5";
		2980
		2981	if ($exit->valid) {
2594	$exit->slaying ("?random/$md5");	2982	$exit->slaying ("?random/$md5");
2595	$exit->msg (undef);	2983	$exit->msg (undef);
		2984	}
2596	}	2985	}
2597	}	2986	}
2598		2987
2599	sub cf::object::player::enter_exit {	2988	sub cf::object::player::enter_exit {
2600	my ($self, $exit) = @_;	2989	my ($self, $exit) = @_;
2601		2990
2602	return unless $self->type == cf::PLAYER;	2991	return unless $self->type == cf::PLAYER;
2603		2992
2604	if ($exit->slaying eq "/!") {
2605	#TODO: this should de-fi-ni-te-ly not be a sync-job
2606	# the problem is that $exit might not survive long enough
2607	# so it needs to be done right now, right here
2608	cf::sync_job { prepare_random_map $exit };
2609	}
2610
2611	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2612	my $hp = $exit->stats->hp;
2613	my $sp = $exit->stats->sp;
2614
2615	$self->enter_link;	2993	$self->enter_link;
2616		2994
2617	# if exit is damned, update players death & WoR home-position
2618	$self->contr->savebed ($slaying, $hp, $sp)
2619	if $exit->flag (FLAG_DAMNED);
2620
2621	(async {	2995	(async {
2622	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2996	$Coro::current->{desc} = "enter_exit";
2623		2997
2624	$self->deactivate_recursive; # just to be sure
2625	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
2626	$self->goto ($slaying, $hp, $sp);	3028	$self->goto ($map, $x, $y);
2627		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
2628	1;	3034	1
2629	}) {	3035	}) {
2630	$self->message ("Something went wrong deep within the crossfire server. "	3036	$self->message ("Something went wrong deep within the deliantra server. "
2631	. "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. "
2632	. "Please report this to the dungeon master!",	3038	. "Please report this to the dungeon master!",
2633	cf::NDI_UNIQUE | cf::NDI_RED);	3039	cf::NDI_UNIQUE | cf::NDI_RED);
2634		3040
2635	warn "ERROR in enter_exit: $@";	3041	error "ERROR in enter_exit: $@";
2636	$self->leave_link;	3042	$self->leave_link;
2637	}	3043	}
2638	})->prio (1);	3044	})->prio (1);
2639	}	3045	}
2640		3046
…		…
2652	sub cf::client::send_drawinfo {	3058	sub cf::client::send_drawinfo {
2653	my ($self, $text, $flags) = @_;	3059	my ($self, $text, $flags) = @_;
2654		3060
2655	utf8::encode $text;	3061	utf8::encode $text;
2656	$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);
2657	}	3088	}
2658		3089
2659	=item $client->send_msg ($channel, $msg, $color, [extra...])	3090	=item $client->send_msg ($channel, $msg, $color, [extra...])
2660		3091
2661	Send a drawinfo or msg packet to the client, formatting the msg for the	3092	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2663	the message, with C<log> being the default. If C<$color> is negative, suppress	3094	the message, with C<log> being the default. If C<$color> is negative, suppress
2664	the message unless the client supports the msg packet.	3095	the message unless the client supports the msg packet.
2665		3096
2666	=cut	3097	=cut
2667		3098
		3099	# non-persistent channels (usually the info channel)
2668	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	},
2669	"c/identify" => {	3107	"c/identify" => {
2670	id => "infobox",	3108	id => "infobox",
2671	title => "Identify",	3109	title => "Identify",
2672	reply => undef,	3110	reply => undef,
2673	tooltip => "Items recently identified",	3111	tooltip => "Items recently identified",
…		…
2676	id => "infobox",	3114	id => "infobox",
2677	title => "Examine",	3115	title => "Examine",
2678	reply => undef,	3116	reply => undef,
2679	tooltip => "Signs and other items you examined",	3117	tooltip => "Signs and other items you examined",
2680	},	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	},
2681	"c/lookat" => {	3131	"c/lookat" => {
2682	id => "infobox",	3132	id => "infobox",
2683	title => "Look",	3133	title => "Look",
2684	reply => undef,	3134	reply => undef,
2685	tooltip => "What you saw there",	3135	tooltip => "What you saw there",
2686	},	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" => $CHAT_CHANNEL,
2687	);	3211	);
2688		3212
2689	sub cf::client::send_msg {	3213	sub cf::client::send_msg {
2690	my ($self, $channel, $msg, $color, @extra) = @_;	3214	my ($self, $channel, $msg, $color, @extra) = @_;
2691		3215
2692	$msg = $self->pl->expand_cfpod ($msg);	3216	$msg = $self->pl->expand_cfpod ($msg)
		3217	unless $color & cf::NDI_VERBATIM;
2693		3218
2694	$color &= cf::NDI_CLIENT_MASK; # just in case...	3219	$color &= cf::NDI_CLIENT_MASK; # just in case...
2695		3220
2696	# check predefined channels, for the benefit of C	3221	# check predefined channels, for the benefit of C
2697	if ($CHANNEL{$channel}) {	3222	if ($CHANNEL{$channel}) {
2698	$channel = $CHANNEL{$channel};	3223	$channel = $CHANNEL{$channel};
2699		3224
2700	$self->ext_msg (channel_info => $channel)	3225	$self->ext_msg (channel_info => $channel);
2701	if $self->can_msg;
2702
2703	$channel = $channel->{id};	3226	$channel = $channel->{id};
2704		3227
2705	} elsif (ref $channel) {	3228	} elsif (ref $channel) {
2706	# send meta info to client, if not yet sent	3229	# send meta info to client, if not yet sent
2707	unless (exists $self->{channel}{$channel->{id}}) {	3230	unless (exists $self->{channel}{$channel->{id}}) {
2708	$self->{channel}{$channel->{id}} = $channel;	3231	$self->{channel}{$channel->{id}} = $channel;
2709	$self->ext_msg (channel_info => $channel)	3232	$self->ext_msg (channel_info => $channel);
2710	if $self->can_msg;
2711	}	3233	}
2712		3234
2713	$channel = $channel->{id};	3235	$channel = $channel->{id};
2714	}	3236	}
2715		3237
2716	return unless @extra || length $msg;	3238	return unless @extra || length $msg;
2717		3239
2718	if ($self->can_msg) {
2719	# default colour, mask it out	3240	# default colour, mask it out
2720	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3241	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2721	if $color & cf::NDI_DEF;	3242	if $color & cf::NDI_DEF;
2722		3243
2723	$self->send_packet ("msg " . $self->{json_coder}->encode (	3244	my $pkt = "msg "
		3245	. $self->{json_coder}->encode (
2724	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3246	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2725	} else {	3247	);
2726	if ($color >= 0) {
2727	# replace some tags by gcfclient-compatible ones
2728	for ($msg) {
2729	1 while
2730	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2731	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2732	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2733	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2734	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2735	}
2736		3248
2737	$color &= cf::NDI_COLOR_MASK;	3249	$self->send_big_packet ($pkt);
2738
2739	utf8::encode $msg;
2740
2741	if (0 && $msg =~ /\[/) {
2742	# COMMAND/INFO
2743	$self->send_packet ("drawextinfo $color 10 8 $msg")
2744	} else {
2745	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2746	$self->send_packet ("drawinfo $color $msg")
2747	}
2748	}
2749	}
2750	}	3250	}
2751		3251
2752	=item $client->ext_msg ($type, @msg)	3252	=item $client->ext_msg ($type, @msg)
2753		3253
2754	Sends an ext event to the client.	3254	Sends an ext event to the client.
…		…
2756	=cut	3256	=cut
2757		3257
2758	sub cf::client::ext_msg($$@) {	3258	sub cf::client::ext_msg($$@) {
2759	my ($self, $type, @msg) = @_;	3259	my ($self, $type, @msg) = @_;
2760		3260
2761	if ($self->extcmd == 2) {
2762	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3261	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2763	} elsif ($self->extcmd == 1) { # TODO: remove
2764	push @msg, msgtype => "event_$type";
2765	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2766	}
2767	}
2768
2769	=item $client->ext_reply ($msgid, @msg)
2770
2771	Sends an ext reply to the client.
2772
2773	=cut
2774
2775	sub cf::client::ext_reply($$@) {
2776	my ($self, $id, @msg) = @_;
2777
2778	if ($self->extcmd == 2) {
2779	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2780	} elsif ($self->extcmd == 1) {
2781	#TODO: version 1, remove
2782	unshift @msg, msgtype => "reply", msgid => $id;
2783	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2784	}
2785	}	3262	}
2786		3263
2787	=item $success = $client->query ($flags, "text", \&cb)	3264	=item $success = $client->query ($flags, "text", \&cb)
2788		3265
2789	Queues a query to the client, calling the given callback with	3266	Queues a query to the client, calling the given callback with
…		…
2844	my ($ns, $buf) = @_;	3321	my ($ns, $buf) = @_;
2845		3322
2846	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3323	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2847		3324
2848	if (ref $msg) {	3325	if (ref $msg) {
2849	my ($type, $reply, @payload) =	3326	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2850	"ARRAY" eq ref $msg
2851	? @$msg
2852	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2853		3327
2854	my @reply;
2855
2856	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}) {
2857	@reply = $cb->($ns, @payload);	3341	@reply = $cb->($ns, @payload);
		3342	}
		3343
		3344	$ns->ext_msg ("reply-$reply", @reply)
		3345	if $reply;
2858	}	3346	}
2859
2860	$ns->ext_reply ($reply, @reply)
2861	if $reply;
2862
2863	} else {	3347	} else {
2864	warn "client " . ($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";
2865	}	3349	}
2866		3350
2867	cf::override;	3351	cf::override;
2868	},	3352	},
2869	);	3353	);
…		…
2889		3373
2890	$coro	3374	$coro
2891	}	3375	}
2892		3376
2893	cf::client->attach (	3377	cf::client->attach (
2894	on_destroy => sub {	3378	on_client_destroy => sub {
2895	my ($ns) = @_;	3379	my ($ns) = @_;
2896		3380
2897	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3381	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2898	},	3382	},
2899	);	3383	);
…		…
2915	our $safe_hole = new Safe::Hole;	3399	our $safe_hole = new Safe::Hole;
2916		3400
2917	$SIG{FPE} = 'IGNORE';	3401	$SIG{FPE} = 'IGNORE';
2918		3402
2919	$safe->permit_only (Opcode::opset qw(	3403	$safe->permit_only (Opcode::opset qw(
2920	:base_core :base_mem :base_orig :base_math	3404	:base_core :base_mem :base_orig :base_math :base_loop
2921	grepstart grepwhile mapstart mapwhile	3405	grepstart grepwhile mapstart mapwhile
2922	sort time	3406	sort time
2923	));	3407	));
2924		3408
2925	# here we export the classes and methods available to script code	3409	# here we export the classes and methods available to script code
…		…
2928		3412
2929	The following functions and methods are available within a safe environment:	3413	The following functions and methods are available within a safe environment:
2930		3414
2931	cf::object	3415	cf::object
2932	contr pay_amount pay_player map x y force_find force_add destroy	3416	contr pay_amount pay_player map x y force_find force_add destroy
2933	insert remove name archname title slaying race decrease_ob_nr	3417	insert remove name archname title slaying race decrease split
		3418	value
2934		3419
2935	cf::object::player	3420	cf::object::player
2936	player	3421	player
2937		3422
2938	cf::player	3423	cf::player
…		…
2943		3428
2944	=cut	3429	=cut
2945		3430
2946	for (	3431	for (
2947	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3432	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2948	insert remove inv name archname title slaying race	3433	insert remove inv nrof name archname title slaying race
2949	decrease_ob_nr destroy)],	3434	decrease split destroy change_exp value msg lore send_msg)],
2950	["cf::object::player" => qw(player)],	3435	["cf::object::player" => qw(player)],
2951	["cf::player" => qw(peaceful)],	3436	["cf::player" => qw(peaceful send_msg)],
2952	["cf::map" => qw(trigger)],	3437	["cf::map" => qw(trigger)],
2953	) {	3438	) {
2954	no strict 'refs';
2955	my ($pkg, @funs) = @$_;	3439	my ($pkg, @funs) = @$_;
2956	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3440	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2957	for @funs;	3441	for @funs;
2958	}	3442	}
2959		3443
…		…
2974		3458
2975	my $qcode = $code;	3459	my $qcode = $code;
2976	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3460	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2977	$qcode =~ s/\n/\\n/g;	3461	$qcode =~ s/\n/\\n/g;
2978		3462
		3463	%vars = (_dummy => 0) unless %vars;
		3464
		3465	my @res;
2979	local $_;	3466	local $_;
2980	local @safe::cf::_safe_eval_args = values %vars;
2981		3467
2982	my $eval =	3468	my $eval =
2983	"do {\n"	3469	"do {\n"
2984	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3470	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2985	. "#line 0 \"{$qcode}\"\n"	3471	. "#line 0 \"{$qcode}\"\n"
2986	. $code	3472	. $code
2987	. "\n}"	3473	. "\n}"
2988	;	3474	;
2989		3475
		3476	if ($CFG{safe_eval}) {
2990	sub_generation_inc;	3477	sub_generation_inc;
		3478	local @safe::cf::_safe_eval_args = values %vars;
2991	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3479	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2992	sub_generation_inc;	3480	sub_generation_inc;
		3481	} else {
		3482	local @cf::_safe_eval_args = values %vars;
		3483	@res = wantarray ? eval eval : scalar eval $eval;
		3484	}
2993		3485
2994	if ($@) {	3486	if ($@) {
2995	warn "$@";	3487	warn "$@",
2996	warn "while executing safe code '$code'\n";	3488	"while executing safe code '$code'\n",
2997	warn "with arguments " . (join " ", %vars) . "\n";	3489	"with arguments " . (join " ", %vars) . "\n";
2998	}	3490	}
2999		3491
3000	wantarray ? @res : $res[0]	3492	wantarray ? @res : $res[0]
3001	}	3493	}
3002		3494
…		…
3016	=cut	3508	=cut
3017		3509
3018	sub register_script_function {	3510	sub register_script_function {
3019	my ($fun, $cb) = @_;	3511	my ($fun, $cb) = @_;
3020		3512
3021	no strict 'refs';	3513	$fun = "safe::$fun" if $CFG{safe_eval};
3022	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3514	*$fun = $safe_hole->wrap ($cb);
3023	}	3515	}
3024		3516
3025	=back	3517	=back
3026		3518
3027	=cut	3519	=cut
3028		3520
3029	#############################################################################	3521	#############################################################################
3030	# the server's init and main functions	3522	# the server's init and main functions
		3523
		3524	our %FACEHASH; # hash => idx, #d# HACK for http server
		3525
		3526	# internal api, not fianlised
		3527	sub add_face {
		3528	my ($name, $type, $data) = @_;
		3529
		3530	my $idx = cf::face::find $name;
		3531
		3532	if ($idx) {
		3533	delete $FACEHASH{cf::face::get_chksum $idx};
		3534	} else {
		3535	$idx = cf::face::alloc $name;
		3536	}
		3537
		3538	my $hash = cf::face::mangle_chksum Digest::MD5::md5 $data;
		3539
		3540	cf::face::set_type $idx, $type;
		3541	cf::face::set_data $idx, 0, $data, $hash;
		3542	cf::face::set_meta $idx, $type & 1 ? undef : undef;
		3543	$FACEHASH{$hash} = $idx;#d#
		3544
		3545	$idx
		3546	}
3031		3547
3032	sub load_facedata($) {	3548	sub load_facedata($) {
3033	my ($path) = @_;	3549	my ($path) = @_;
3034		3550
3035	# 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
3036	# for this (global event?)	3552	# for this (global event?)
3037	%ext::player_env::MUSIC_FACE_CACHE = ();	3553	%ext::player_env::MUSIC_FACE_CACHE = ();
3038		3554
3039	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3555	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3040		3556
3041	warn "loading facedata from $path\n";	3557	trace "loading facedata from $path\n";
3042		3558
3043	my $facedata;	3559	my $facedata = decode_storable load_file $path;
3044	0 < aio_load $path, $facedata
3045	or die "$path: $!";
3046
3047	$facedata = Coro::Storable::thaw $facedata;
3048		3560
3049	$facedata->{version} == 2	3561	$facedata->{version} == 2
3050	or cf::cleanup "$path: version mismatch, cannot proceed.";	3562	or cf::cleanup "$path: version mismatch, cannot proceed.";
3051		3563
3052	# patch in the exptable
3053	$facedata->{resource}{"res/exp_table"} = {
3054	type => FT_RSRC,
3055	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
3056	};
3057	cf::cede_to_tick;	3564	cf::cede_to_tick;
3058		3565
3059	{	3566	{
3060	my $faces = $facedata->{faceinfo};	3567	my $faces = $facedata->{faceinfo};
3061		3568
3062	while (my ($face, $info) = each %$faces) {	3569	for my $face (sort keys %$faces) {
		3570	my $info = $faces->{$face};
3063	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3571	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3572
3064	cf::face::set_visibility $idx, $info->{visibility};	3573	cf::face::set_visibility $idx, $info->{visibility};
3065	cf::face::set_magicmap $idx, $info->{magicmap};	3574	cf::face::set_magicmap $idx, $info->{magicmap};
3066	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3575	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3067	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3576	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3577	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3578	$FACEHASH{$info->{hash64}} = $idx;#d#
3068		3579
3069	cf::cede_to_tick;	3580	cf::cede_to_tick;
3070	}	3581	}
3071		3582
3072	while (my ($face, $info) = each %$faces) {	3583	while (my ($face, $info) = each %$faces) {
3073	next unless $info->{smooth};	3584	next unless $info->{smooth};
		3585
3074	my $idx = cf::face::find $face	3586	my $idx = cf::face::find $face
3075	or next;	3587	or next;
		3588
3076	if (my $smooth = cf::face::find $info->{smooth}) {	3589	if (my $smooth = cf::face::find $info->{smooth}) {
3077	cf::face::set_smooth $idx, $smooth;	3590	cf::face::set_smooth $idx, $smooth;
3078	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3591	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3079	} else {	3592	} else {
3080	warn "smooth face '$info->{smooth}' not found for face '$face'";	3593	error "smooth face '$info->{smooth}' not found for face '$face'";
3081	}	3594	}
3082		3595
3083	cf::cede_to_tick;	3596	cf::cede_to_tick;
3084	}	3597	}
3085	}	3598	}
…		…
3094		3607
3095	cf::anim::invalidate_all; # d'oh	3608	cf::anim::invalidate_all; # d'oh
3096	}	3609	}
3097		3610
3098	{	3611	{
3099	# TODO: for gcfclient pleasure, we should give resources
3100	# that gcfclient doesn't grok a >10000 face index.
3101	my $res = $facedata->{resource};	3612	my $res = $facedata->{resource};
3102		3613
3103	my $soundconf = delete $res->{"res/sound.conf"};
3104
3105	while (my ($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
3106	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3617	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3107	my $data;
3108		3618
3109	if ($info->{type} & 1) {	3619	cf::face::set_type $idx, $type;
3110	# prepend meta info	3620	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3111		3621	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
3112	my $meta = $enc->encode ({	3622	$FACEHASH{$info->{hash}} = $idx;#d#
3113	name => $name,
3114	%{ $info->{meta} || {} },
3115	});
3116
3117	$data = pack "(w/a*)*", $meta, $info->{data};
3118	} else {	3623	} else {
3119	$data = $info->{data};	3624	# $RESOURCE{$name} = $info; # unused
3120	}	3625	}
3121		3626
3122	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3123	cf::face::set_type $idx, $info->{type};
3124
3125	cf::cede_to_tick;	3627	cf::cede_to_tick;
3126	}	3628	}
3127
3128	if ($soundconf) {
3129	$soundconf = $enc->decode (delete $soundconf->{data});
3130
3131	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3132	my $sound = $soundconf->{compat}[$_]
3133	or next;
3134
3135	my $face = cf::face::find "sound/$sound->[1]";
3136	cf::sound::set $sound->[0] => $face;
3137	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3138	}
3139
3140	while (my ($k, $v) = each %{$soundconf->{event}}) {
3141	my $face = cf::face::find "sound/$v";
3142	cf::sound::set $k => $face;
3143	}
3144	}
3145	}	3629	}
		3630
		3631	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3146		3632
3147	1	3633	1
3148	}	3634	}
3149		3635
3150	register_exticmd fx_want => sub {	3636	register_exticmd fx_want => sub {
…		…
3152		3638
3153	while (my ($k, $v) = each %$want) {	3639	while (my ($k, $v) = each %$want) {
3154	$ns->fx_want ($k, $v);	3640	$ns->fx_want ($k, $v);
3155	}	3641	}
3156	};	3642	};
		3643
		3644	sub load_resource_file($) {
		3645	my $guard = lock_acquire "load_resource_file";
		3646
		3647	my $status = load_resource_file_ $_[0];
		3648	get_slot 0.1, 100;
		3649	cf::arch::commit_load;
		3650
		3651	$status
		3652	}
		3653
		3654	sub reload_exp_table {
		3655	_reload_exp_table;
		3656
		3657	add_face "res/exp_table" => FT_RSRC,
		3658	JSON::XS->new->utf8->canonical->encode (
		3659	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3660	);
		3661	}
		3662
		3663	sub reload_materials {
		3664	_reload_materials;
		3665	}
3157		3666
3158	sub reload_regions {	3667	sub reload_regions {
3159	# HACK to clear player env face cache, we need some signal framework	3668	# HACK to clear player env face cache, we need some signal framework
3160	# for this (global event?)	3669	# for this (global event?)
3161	%ext::player_env::MUSIC_FACE_CACHE = ();	3670	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3175	}	3684	}
3176		3685
3177	sub reload_archetypes {	3686	sub reload_archetypes {
3178	load_resource_file "$DATADIR/archetypes"	3687	load_resource_file "$DATADIR/archetypes"
3179	or die "unable to load archetypes\n";	3688	or die "unable to load archetypes\n";
3180	#d# NEED to laod twice to resolve forward references	3689
3181	# this really needs to be done in an extra post-pass	3690	add_face "res/skill_info" => FT_RSRC,
3182	# (which needs to be synchronous, so solve it differently)	3691	JSON::XS->new->utf8->canonical->encode (
3183	load_resource_file "$DATADIR/archetypes"	3692	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
3184	or die "unable to load archetypes\n";	3693	);
		3694	add_face "res/spell_paths" => FT_RSRC,
		3695	JSON::XS->new->utf8->canonical->encode (
		3696	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3697	);
3185	}	3698	}
3186		3699
3187	sub reload_treasures {	3700	sub reload_treasures {
3188	load_resource_file "$DATADIR/treasures"	3701	load_resource_file "$DATADIR/treasures"
3189	or die "unable to load treasurelists\n";	3702	or die "unable to load treasurelists\n";
3190	}	3703	}
3191		3704
		3705	sub reload_sound {
		3706	trace "loading sound config from $DATADIR/sound\n";
		3707
		3708	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3709
		3710	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3711	my $sound = $soundconf->{compat}[$_]
		3712	or next;
		3713
		3714	my $face = cf::face::find "sound/$sound->[1]";
		3715	cf::sound::set $sound->[0] => $face;
		3716	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3717	}
		3718
		3719	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3720	my $face = cf::face::find "sound/$v";
		3721	cf::sound::set $k => $face;
		3722	}
		3723	}
		3724
		3725	#d# move docstuff to help or so
		3726	our %DOCSTRING;
		3727
		3728	sub reload_pod {
		3729	trace "loading pods $PODDIR\n";
		3730
		3731	%DOCSTRING = ();
		3732	my @command_list;
		3733
		3734	for (
		3735	[0, "command_help"],
		3736	[1, "emote_help"],
		3737	[2, "dmcommand_help"],
		3738	) {
		3739	my ($type, $path) = @$_;
		3740
		3741	my $paragraphs = &cf::pod::load_pod ("$PODDIR/$path.pod")
		3742	or die "unable to load $path";
		3743
		3744	my $level = 1e9;
		3745	my $rpar;
		3746
		3747	for my $par (@$paragraphs) {
		3748	if ($par->{type} eq "head2") {
		3749	# this code taken almost verbatim from DC/Protocol.pm
		3750
		3751	if ($par->{markup} =~ /^(\S+) (?:\s+ \( ([^\)]*) \) )?/x) {
		3752	my $cmd = $1;
		3753	my @args = split /\|/, $2;
		3754	@args = (".*") unless @args;
		3755
		3756	$_ = $_ eq ".*" ? "" : " $_"
		3757	for @args;
		3758
		3759	my @variants = map "$cmd$_", sort { (length $a) <=> (length $b) } @args;
		3760
		3761	$rpar = \($DOCSTRING{"command/$cmd"} = &cf::pod::as_cfpod ([$par]));
		3762
		3763	push @command_list, [$type, \@variants];
		3764	$level = $par->{level};
		3765	} else {
		3766	error "$par->{markup}: unparsable command heading";
		3767	}
		3768	} elsif ($par->{level} > $level) {
		3769	$$rpar .= &cf::pod::as_cfpod ([$par]);
		3770	}
		3771
		3772	cf::cede_to_tick;
		3773	}
		3774	}
		3775
		3776	@command_list = sort {
		3777	$a->[0] <=> $b->[0]
		3778	or $a->[1] cmp $b->[1]
		3779	} @command_list;
		3780
		3781	cf::cede_to_tick;
		3782
		3783	add_face "res/command_list" => FT_RSRC,
		3784	JSON::XS->new->utf8->encode (\@command_list);
		3785	}
		3786
3192	sub reload_resources {	3787	sub reload_resources {
3193	warn "reloading resource files...\n";	3788	trace "reloading resource files...\n";
3194		3789
		3790	reload_materials;
		3791	reload_facedata;
		3792	reload_exp_table;
		3793	reload_sound;
		3794	reload_archetypes;
3195	reload_regions;	3795	reload_regions;
3196	reload_facedata;
3197	#reload_archetypes;#d#
3198	reload_archetypes;
3199	reload_treasures;	3796	reload_treasures;
		3797	reload_pod;
3200		3798
3201	warn "finished reloading resource files\n";	3799	trace "finished reloading resource files\n";
3202	}
3203
3204	sub init {
3205	reload_resources;
3206	}	3800	}
3207		3801
3208	sub reload_config {	3802	sub reload_config {
3209	open my $fh, "<:utf8", "$CONFDIR/config"	3803	trace "reloading config file...\n";
3210	or return;
3211		3804
3212	local $/;	3805	my $config = load_file "$CONFDIR/config";
3213	*CFG = YAML::Syck::Load <$fh>;	3806	utf8::decode $config;
		3807	*CFG = decode_yaml $config;
3214		3808
3215	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3809	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3216		3810
3217	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3811	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3218	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3812	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3219		3813
3220	if (exists $CFG{mlockall}) {	3814	if (exists $CFG{mlockall}) {
…		…
3224	};	3818	};
3225	warn $@ if $@;	3819	warn $@ if $@;
3226	}	3820	}
3227	}	3821	}
3228		3822
		3823	sub pidfile() {
		3824	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3825	or die "$PIDFILE: $!";
		3826	flock $fh, &Fcntl::LOCK_EX
		3827	or die "$PIDFILE: flock: $!";
		3828	$fh
		3829	}
		3830
		3831	# make sure only one server instance is running at any one time
		3832	sub atomic {
		3833	my $fh = pidfile;
		3834
		3835	my $pid = <$fh>;
		3836	kill 9, $pid if $pid > 0;
		3837
		3838	seek $fh, 0, 0;
		3839	print $fh $$;
		3840	}
		3841
		3842	sub main_loop {
		3843	trace "EV::loop starting\n";
		3844	if (1) {
		3845	EV::loop;
		3846	}
		3847	trace "EV::loop returned\n";
		3848	goto &main_loop unless $REALLY_UNLOOP;
		3849	}
		3850
3229	sub main {	3851	sub main {
		3852	cf::init_globals; # initialise logging
		3853
		3854	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3855	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3856	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3857	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3858
		3859	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3860
3230	# we must not ever block the main coroutine	3861	# we must not ever block the main coroutine
3231	local $Coro::idle = sub {	3862	$Coro::idle = sub {
3232	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3863	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3233	(async {	3864	(async {
3234	$Coro::current->{desc} = "IDLE BUG HANDLER";	3865	$Coro::current->{desc} = "IDLE BUG HANDLER";
3235	Event::one_event;	3866	EV::loop EV::LOOP_ONESHOT;
3236	})->prio (Coro::PRIO_MAX);	3867	})->prio (Coro::PRIO_MAX);
3237	};	3868	};
3238		3869
		3870	evthread_start IO::AIO::poll_fileno;
		3871
		3872	cf::sync_job {
		3873	cf::incloader::init ();
		3874
		3875	db_init;
		3876
		3877	cf::init_anim;
		3878	cf::init_attackmess;
		3879	cf::init_dynamic;
		3880
		3881	cf::load_settings;
		3882
		3883	reload_resources;
3239	reload_config;	3884	reload_config;
3240	db_init;	3885
		3886	cf::init_uuid;
		3887	cf::init_signals;
		3888	cf::init_skills;
		3889
		3890	cf::init_beforeplay;
		3891
		3892	atomic;
		3893
3241	load_extensions;	3894	load_extensions;
3242		3895
3243	$TICK_WATCHER->start;	3896	utime time, time, $RUNTIMEFILE;
3244	Event::loop;	3897
		3898	# no (long-running) fork's whatsoever before this point(!)
		3899	use POSIX ();
		3900	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3901
		3902	cf::_post_init 0;
		3903	};
		3904
		3905	cf::object::thawer::errors_are_fatal 0;
		3906	info "parse errors in files are no longer fatal from this point on.\n";
		3907
		3908	AE::postpone {
		3909	undef &main; # free gobs of memory :)
		3910	};
		3911
		3912	goto &main_loop;
3245	}	3913	}
3246		3914
3247	#############################################################################	3915	#############################################################################
3248	# initialisation and cleanup	3916	# initialisation and cleanup
3249		3917
3250	# install some emergency cleanup handlers	3918	# install some emergency cleanup handlers
3251	BEGIN {	3919	BEGIN {
		3920	our %SIGWATCHER = ();
3252	for my $signal (qw(INT HUP TERM)) {	3921	for my $signal (qw(INT HUP TERM)) {
3253	Event->signal (	3922	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3254	reentrant => 0,
3255	data => WF_AUTOCANCEL,
3256	signal => $signal,
3257	prio => 0,
3258	cb => sub {
3259	cf::cleanup "SIG$signal";	3923	cf::cleanup "SIG$signal";
3260	},
3261	);	3924	};
3262	}	3925	}
3263	}	3926	}
3264		3927
3265	sub write_runtime {	3928	sub write_runtime_sync {
3266	my $runtime = "$LOCALDIR/runtime";	3929	my $t0 = AE::time;
3267		3930
3268	# first touch the runtime file to show we are still running:	3931	# first touch the runtime file to show we are still running:
3269	# the fsync below can take a very very long time.	3932	# the fsync below can take a very very long time.
3270		3933
3271	IO::AIO::aio_utime $runtime, undef, undef;	3934	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3272		3935
3273	my $guard = cf::lock_acquire "write_runtime";	3936	my $guard = cf::lock_acquire "write_runtime";
3274		3937
3275	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3938	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3276	or return;	3939	or return;
3277		3940
3278	my $value = $cf::RUNTIME + 90 + 10;	3941	my $value = $cf::RUNTIME + 90 + 10;
3279	# 10 is the runtime save interval, for a monotonic clock	3942	# 10 is the runtime save interval, for a monotonic clock
3280	# 60 allows for the watchdog to kill the server.	3943	# 60 allows for the watchdog to kill the server.
…		…
3290	aio_utime $fh, undef, undef;	3953	aio_utime $fh, undef, undef;
3291		3954
3292	close $fh	3955	close $fh
3293	or return;	3956	or return;
3294		3957
3295	aio_rename "$runtime~", $runtime	3958	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3296	and return;	3959	and return;
3297		3960
3298	warn "runtime file written.\n";	3961	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3299		3962
3300	1	3963	1
		3964	}
		3965
		3966	our $uuid_lock;
		3967	our $uuid_skip;
		3968
		3969	sub write_uuid_sync($) {
		3970	$uuid_skip ||= $_[0];
		3971
		3972	return if $uuid_lock;
		3973	local $uuid_lock = 1;
		3974
		3975	my $uuid = "$LOCALDIR/uuid";
		3976
		3977	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3978	or return;
		3979
		3980	my $value = uuid_seq uuid_cur;
		3981
		3982	unless ($value) {
		3983	info "cowardly refusing to write zero uuid value!\n";
		3984	return;
		3985	}
		3986
		3987	my $value = uuid_str $value + $uuid_skip;
		3988	$uuid_skip = 0;
		3989
		3990	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3991	and return;
		3992
		3993	# always fsync - this file is important
		3994	aio_fsync $fh
		3995	and return;
		3996
		3997	close $fh
		3998	or return;
		3999
		4000	aio_rename "$uuid~", $uuid
		4001	and return;
		4002
		4003	trace "uuid file written ($value).\n";
		4004
		4005	1
		4006
		4007	}
		4008
		4009	sub write_uuid($$) {
		4010	my ($skip, $sync) = @_;
		4011
		4012	$sync ? write_uuid_sync $skip
		4013	: async { write_uuid_sync $skip };
3301	}	4014	}
3302		4015
3303	sub emergency_save() {	4016	sub emergency_save() {
3304	my $freeze_guard = cf::freeze_mainloop;	4017	my $freeze_guard = cf::freeze_mainloop;
3305		4018
3306	warn "enter emergency perl save\n";	4019	info "emergency_perl_save: enter\n";
		4020
		4021	# this is a trade-off: we want to be very quick here, so
		4022	# save all maps without fsync, and later call a global sync
		4023	# (which in turn might be very very slow)
		4024	local $USE_FSYNC = 0;
3307		4025
3308	cf::sync_job {	4026	cf::sync_job {
		4027	cf::write_runtime_sync; # external watchdog should not bark
		4028
3309	# use a peculiar iteration method to avoid tripping on perl	4029	# use a peculiar iteration method to avoid tripping on perl
3310	# refcount bugs in for. also avoids problems with players	4030	# refcount bugs in for. also avoids problems with players
3311	# and maps saved/destroyed asynchronously.	4031	# and maps saved/destroyed asynchronously.
3312	warn "begin emergency player save\n";	4032	info "emergency_perl_save: begin player save\n";
3313	for my $login (keys %cf::PLAYER) {	4033	for my $login (keys %cf::PLAYER) {
3314	my $pl = $cf::PLAYER{$login} or next;	4034	my $pl = $cf::PLAYER{$login} or next;
3315	$pl->valid or next;	4035	$pl->valid or next;
3316	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4036	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3317	$pl->save;	4037	$pl->save;
3318	}	4038	}
3319	warn "end emergency player save\n";	4039	info "emergency_perl_save: end player save\n";
3320		4040
3321	warn "begin emergency map save\n";	4041	cf::write_runtime_sync; # external watchdog should not bark
		4042
		4043	info "emergency_perl_save: begin map save\n";
3322	for my $path (keys %cf::MAP) {	4044	for my $path (keys %cf::MAP) {
3323	my $map = $cf::MAP{$path} or next;	4045	my $map = $cf::MAP{$path} or next;
3324	$map->valid or next;	4046	$map->valid or next;
3325	$map->save;	4047	$map->save;
3326	}	4048	}
3327	warn "end emergency map save\n";	4049	info "emergency_perl_save: end map save\n";
3328		4050
3329	warn "begin emergency database checkpoint\n";	4051	cf::write_runtime_sync; # external watchdog should not bark
		4052
		4053	info "emergency_perl_save: begin database checkpoint\n";
3330	BDB::db_env_txn_checkpoint $DB_ENV;	4054	BDB::db_env_txn_checkpoint $DB_ENV;
3331	warn "end emergency database checkpoint\n";	4055	info "emergency_perl_save: end database checkpoint\n";
		4056
		4057	info "emergency_perl_save: begin write uuid\n";
		4058	write_uuid_sync 1;
		4059	info "emergency_perl_save: end write uuid\n";
		4060
		4061	cf::write_runtime_sync; # external watchdog should not bark
		4062
		4063	trace "emergency_perl_save: syncing database to disk";
		4064	BDB::db_env_txn_checkpoint $DB_ENV;
		4065
		4066	info "emergency_perl_save: starting sync\n";
		4067	IO::AIO::aio_sync sub {
		4068	info "emergency_perl_save: finished sync\n";
		4069	};
		4070
		4071	cf::write_runtime_sync; # external watchdog should not bark
		4072
		4073	trace "emergency_perl_save: flushing outstanding aio requests";
		4074	while (IO::AIO::nreqs || BDB::nreqs) {
		4075	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4076	}
		4077
		4078	cf::write_runtime_sync; # external watchdog should not bark
3332	};	4079	};
3333		4080
3334	warn "leave emergency perl save\n";	4081	info "emergency_perl_save: leave\n";
3335	}	4082	}
3336		4083
3337	sub post_cleanup {	4084	sub post_cleanup {
3338	my ($make_core) = @_;	4085	my ($make_core) = @_;
3339		4086
		4087	IO::AIO::flush;
		4088
3340	warn Carp::longmess "post_cleanup backtrace"	4089	error Carp::longmess "post_cleanup backtrace"
3341	if $make_core;	4090	if $make_core;
		4091
		4092	my $fh = pidfile;
		4093	unlink $PIDFILE if <$fh> == $$;
		4094	}
		4095
		4096	# a safer delete_package, copied from Symbol
		4097	sub clear_package($) {
		4098	my $pkg = shift;
		4099
		4100	# expand to full symbol table name if needed
		4101	unless ($pkg =~ /^main::.*::$/) {
		4102	$pkg = "main$pkg" if $pkg =~ /^::/;
		4103	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4104	$pkg .= '::' unless $pkg =~ /::$/;
		4105	}
		4106
		4107	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4108	my $stem_symtab = *{$stem}{HASH};
		4109
		4110	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4111	or return;
		4112
		4113	# clear all symbols
		4114	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4115	for my $name (keys %$leaf_symtab) {
		4116	_gv_clear *{"$pkg$name"};
		4117	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4118	}
3342	}	4119	}
3343		4120
3344	sub do_reload_perl() {	4121	sub do_reload_perl() {
3345	# can/must only be called in main	4122	# can/must only be called in main
3346	if ($Coro::current != $Coro::main) {	4123	unless (in_main) {
3347	warn "can only reload from main coroutine";	4124	error "can only reload from main coroutine";
3348	return;	4125	return;
3349	}	4126	}
3350		4127
3351	warn "reloading...";	4128	return if $RELOAD++;
3352		4129
3353	warn "entering sync_job";	4130	my $t1 = AE::time;
3354		4131
		4132	while ($RELOAD) {
		4133	cf::get_slot 0.1, -1, "reload_perl";
		4134	info "perl_reload: reloading...";
		4135
		4136	trace "perl_reload: entering sync_job";
		4137
3355	cf::sync_job {	4138	cf::sync_job {
3356	cf::write_runtime; # external watchdog should not bark
3357	cf::emergency_save;	4139	#cf::emergency_save;
3358	cf::write_runtime; # external watchdog should not bark
3359		4140
3360	warn "syncing database to disk";
3361	BDB::db_env_txn_checkpoint $DB_ENV;
3362
3363	# if anything goes wrong in here, we should simply crash as we already saved
3364
3365	warn "cancelling all WF_AUTOCANCEL watchers";
3366	for (Event::all_watchers) {
3367	$_->cancel if $_->data & WF_AUTOCANCEL;
3368	}
3369
3370	warn "flushing outstanding aio requests";
3371	for (;;) {
3372	BDB::flush;
3373	IO::AIO::flush;
3374	Coro::cede;
3375	last unless IO::AIO::nreqs || BDB::nreqs;
3376	warn "iterate...";
3377	}
3378
3379	++$RELOAD;
3380
3381	warn "cancelling all extension coros";	4141	trace "perl_reload: cancelling all extension coros";
3382	$_->cancel for values %EXT_CORO;	4142	$_->cancel for values %EXT_CORO;
3383	%EXT_CORO = ();	4143	%EXT_CORO = ();
3384		4144
3385	warn "removing commands";	4145	trace "perl_reload: removing commands";
3386	%COMMAND = ();	4146	%COMMAND = ();
3387		4147
3388	warn "removing ext/exti commands";	4148	trace "perl_reload: removing ext/exti commands";
3389	%EXTCMD = ();	4149	%EXTCMD = ();
3390	%EXTICMD = ();	4150	%EXTICMD = ();
3391		4151
3392	warn "unloading/nuking all extensions";	4152	trace "perl_reload: unloading/nuking all extensions";
3393	for my $pkg (@EXTS) {	4153	for my $pkg (@EXTS) {
3394	warn "... unloading $pkg";	4154	trace "... unloading $pkg";
3395		4155
3396	if (my $cb = $pkg->can ("unload")) {	4156	if (my $cb = $pkg->can ("unload")) {
3397	eval {	4157	eval {
3398	$cb->($pkg);	4158	$cb->($pkg);
3399	1	4159	1
3400	} or warn "$pkg unloaded, but with errors: $@";	4160	} or error "$pkg unloaded, but with errors: $@";
		4161	}
		4162
		4163	trace "... clearing $pkg";
		4164	clear_package $pkg;
3401	}	4165	}
3402		4166
3403	warn "... nuking $pkg";
3404	Symbol::delete_package $pkg;
3405	}
3406
3407	warn "unloading all perl modules loaded from $LIBDIR";	4167	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3408	while (my ($k, $v) = each %INC) {	4168	while (my ($k, $v) = each %INC) {
3409	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4169	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3410		4170
3411	warn "... unloading $k";	4171	trace "... unloading $k";
3412	delete $INC{$k};	4172	delete $INC{$k};
3413		4173
3414	$k =~ s/\.pm$//;	4174	$k =~ s/\.pm$//;
3415	$k =~ s/\//::/g;	4175	$k =~ s/\//::/g;
3416		4176
3417	if (my $cb = $k->can ("unload_module")) {	4177	if (my $cb = $k->can ("unload_module")) {
3418	$cb->();	4178	$cb->();
		4179	}
		4180
		4181	clear_package $k;
3419	}	4182	}
3420		4183
3421	Symbol::delete_package $k;
3422	}
3423
3424	warn "getting rid of safe::, as good as possible";	4184	trace "perl_reload: getting rid of safe::, as good as possible";
3425	Symbol::delete_package "safe::$_"	4185	clear_package "safe::$_"
3426	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4186	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3427		4187
3428	warn "unloading cf.pm \"a bit\"";	4188	trace "perl_reload: unloading cf.pm \"a bit\"";
3429	delete $INC{"cf.pm"};	4189	delete $INC{"cf.pm"};
3430	delete $INC{"cf/pod.pm"};	4190	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3431		4191
3432	# don't, removes xs symbols, too,	4192	# don't, removes xs symbols, too,
3433	# and global variables created in xs	4193	# and global variables created in xs
3434	#Symbol::delete_package __PACKAGE__;	4194	#clear_package __PACKAGE__;
3435		4195
3436	warn "unload completed, starting to reload now";	4196	info "perl_reload: unload completed, starting to reload now";
3437		4197
3438	warn "reloading cf.pm";	4198	trace "perl_reload: reloading cf.pm";
3439	require cf;	4199	require cf;
3440	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4200	cf::_connect_to_perl_1;
3441		4201
3442	warn "loading config and database again";	4202	trace "perl_reload: loading config and database again";
3443	cf::reload_config;	4203	cf::reload_config;
3444		4204
3445	warn "loading extensions";	4205	trace "perl_reload: loading extensions";
3446	cf::load_extensions;	4206	cf::load_extensions;
3447		4207
		4208	if ($REATTACH_ON_RELOAD) {
3448	warn "reattaching attachments to objects/players";	4209	trace "perl_reload: reattaching attachments to objects/players";
3449	_global_reattach; # objects, sockets	4210	_global_reattach; # objects, sockets
3450	warn "reattaching attachments to maps";	4211	trace "perl_reload: reattaching attachments to maps";
3451	reattach $_ for values %MAP;	4212	reattach $_ for values %MAP;
3452	warn "reattaching attachments to players";	4213	trace "perl_reload: reattaching attachments to players";
3453	reattach $_ for values %PLAYER;	4214	reattach $_ for values %PLAYER;
		4215	}
3454		4216
3455	warn "leaving sync_job";	4217	cf::_post_init 1;
3456		4218
		4219	trace "perl_reload: leaving sync_job";
		4220
3457	1	4221	1
3458	} or do {	4222	} or do {
3459	warn $@;	4223	error $@;
3460	warn "error while reloading, exiting.";	4224	cf::cleanup "perl_reload: error, exiting.";
3461	exit 1;	4225	};
		4226
		4227	--$RELOAD;
3462	};	4228	}
3463		4229
3464	warn "reloaded";	4230	$t1 = AE::time - $t1;
		4231	info "perl_reload: completed in ${t1}s\n";
3465	};	4232	};
3466		4233
3467	our $RELOAD_WATCHER; # used only during reload	4234	our $RELOAD_WATCHER; # used only during reload
3468		4235
3469	sub reload_perl() {	4236	sub reload_perl() {
3470	# doing reload synchronously and two reloads happen back-to-back,	4237	# doing reload synchronously and two reloads happen back-to-back,
3471	# coro crashes during coro_state_free->destroy here.	4238	# coro crashes during coro_state_free->destroy here.
3472		4239
3473	$RELOAD_WATCHER ||= Event->timer (	4240	$RELOAD_WATCHER ||= cf::async {
3474	reentrant => 0,	4241	Coro::AIO::aio_wait cache_extensions;
3475	after => 0,	4242
3476	data => WF_AUTOCANCEL,	4243	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3477	cb => sub {
3478	do_reload_perl;	4244	do_reload_perl;
3479	undef $RELOAD_WATCHER;	4245	undef $RELOAD_WATCHER;
3480	},	4246	};
3481	);	4247	};
3482	}	4248	}
3483		4249
3484	register_command "reload" => sub {	4250	register_command "reload" => sub {
3485	my ($who, $arg) = @_;	4251	my ($who, $arg) = @_;
3486		4252
…		…
3491	reload_perl;	4257	reload_perl;
3492	};	4258	};
3493	}	4259	}
3494	};	4260	};
3495		4261
3496	unshift @INC, $LIBDIR;	4262	#############################################################################
3497		4263
3498	my $bug_warning = 0;	4264	my $bug_warning = 0;
3499		4265
3500	our @WAIT_FOR_TICK;
3501	our @WAIT_FOR_TICK_BEGIN;
3502
3503	sub wait_for_tick {	4266	sub wait_for_tick() {
3504	return unless $TICK_WATCHER->is_active;	4267	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3505	return if $Coro::current == $Coro::main;
3506		4268
3507	my $signal = new Coro::Signal;	4269	$WAIT_FOR_TICK->wait;
3508	push @WAIT_FOR_TICK, $signal;
3509	$signal->wait;
3510	}	4270	}
3511		4271
3512	sub wait_for_tick_begin {	4272	sub wait_for_tick_begin() {
3513	return unless $TICK_WATCHER->is_active;	4273	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3514	return if $Coro::current == $Coro::main;
3515		4274
3516	my $signal = new Coro::Signal;	4275	my $signal = new Coro::Signal;
3517	push @WAIT_FOR_TICK_BEGIN, $signal;	4276	push @WAIT_FOR_TICK_BEGIN, $signal;
3518	$signal->wait;	4277	$signal->wait;
3519	}	4278	}
3520		4279
3521	$TICK_WATCHER = Event->timer (	4280	sub tick {
3522	reentrant => 0,
3523	parked => 1,
3524	prio => 0,
3525	at => $NEXT_TICK || $TICK,
3526	data => WF_AUTOCANCEL,
3527	cb => sub {
3528	if ($Coro::current != $Coro::main) {	4281	if ($Coro::current != $Coro::main) {
3529	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4282	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3530	unless ++$bug_warning > 10;	4283	unless ++$bug_warning > 10;
3531	return;	4284	return;
3532	}	4285	}
3533		4286
3534	$NOW = $tick_start = Event::time;	4287	cf::one_tick; # one server iteration
3535		4288
3536	cf::server_tick; # one server iteration	4289	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3537		4290
3538	$RUNTIME += $TICK;
3539	$NEXT_TICK += $TICK;
3540
3541	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4291	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3542	$NEXT_RUNTIME_WRITE = $NOW + 10;	4292	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3543	Coro::async_pool {	4293	Coro::async_pool {
3544	$Coro::current->{desc} = "runtime saver";	4294	$Coro::current->{desc} = "runtime saver";
3545	write_runtime	4295	write_runtime_sync
3546	or warn "ERROR: unable to write runtime file: $!";	4296	or error "ERROR: unable to write runtime file: $!";
3547	};
3548	}	4297	};
		4298	}
3549		4299
3550	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4300	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3551	$sig->send;	4301	$sig->send;
3552	}	4302	}
3553	while (my $sig = shift @WAIT_FOR_TICK) {	4303	$WAIT_FOR_TICK->broadcast;
3554	$sig->send;
3555	}
3556		4304
3557	$NOW = Event::time;	4305	$LOAD = ($NOW - $TICK_START) / $TICK;
3558
3559	# if we are delayed by four ticks or more, skip them all
3560	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3561
3562	$TICK_WATCHER->at ($NEXT_TICK);
3563	$TICK_WATCHER->start;
3564
3565	$LOAD = ($NOW - $tick_start) / $TICK;
3566	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4306	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3567		4307
3568	_post_tick;	4308	if (0) {
		4309	if ($NEXT_TICK) {
		4310	my $jitter = $TICK_START - $NEXT_TICK;
		4311	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4312	debug "jitter $JITTER\n";#d#
		4313	}
3569	},	4314	}
3570	);	4315	}
3571		4316
3572	{	4317	{
		4318	# configure BDB
		4319	info "initialising database";
		4320
3573	BDB::min_parallel 8;	4321	BDB::min_parallel 16;
3574	BDB::max_poll_time $TICK * 0.1;	4322	BDB::max_poll_reqs $TICK * 0.1;
3575	$BDB_POLL_WATCHER = Event->io (	4323	#$AnyEvent::BDB::WATCHER->priority (1);
3576	reentrant => 0,
3577	fd => BDB::poll_fileno,
3578	poll => 'r',
3579	prio => 0,
3580	data => WF_AUTOCANCEL,
3581	cb => \&BDB::poll_cb,
3582	);
3583
3584	BDB::set_sync_prepare {
3585	my $status;
3586	my $current = $Coro::current;
3587	(
3588	sub {
3589	$status = $!;
3590	$current->ready; undef $current;
3591	},
3592	sub {
3593	Coro::schedule while defined $current;
3594	$! = $status;
3595	},
3596	)
3597	};
3598		4324
3599	unless ($DB_ENV) {	4325	unless ($DB_ENV) {
3600	$DB_ENV = BDB::db_env_create;	4326	$DB_ENV = BDB::db_env_create;
3601	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4327	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3602	| BDB::LOG_AUTOREMOVE, 1);	4328	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4329	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3603	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4330	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3604	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4331	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3605		4332
3606	cf::sync_job {	4333	cf::sync_job {
3607	eval {	4334	eval {
…		…
3617		4344
3618	cf::cleanup "db_env_open(db): $@" if $@;	4345	cf::cleanup "db_env_open(db): $@" if $@;
3619	};	4346	};
3620	}	4347	}
3621		4348
3622	$BDB_DEADLOCK_WATCHER = Event->timer (	4349	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3623	after => 3,
3624	interval => 1,
3625	hard => 1,
3626	prio => 0,
3627	data => WF_AUTOCANCEL,
3628	cb => sub {
3629	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4350	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3630	},
3631	);	4351	};
3632	$BDB_CHECKPOINT_WATCHER = Event->timer (	4352	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3633	after => 11,
3634	interval => 60,
3635	hard => 1,
3636	prio => 0,
3637	data => WF_AUTOCANCEL,
3638	cb => sub {
3639	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4353	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3640	},
3641	);	4354	};
3642	$BDB_TRICKLE_WATCHER = Event->timer (	4355	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3643	after => 5,
3644	interval => 10,
3645	hard => 1,
3646	prio => 0,
3647	data => WF_AUTOCANCEL,
3648	cb => sub {
3649	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4356	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3650	},
3651	);	4357	};
		4358
		4359	info "database initialised";
3652	}	4360	}
3653		4361
3654	{	4362	{
		4363	# configure IO::AIO
		4364
		4365	info "initialising aio";
3655	IO::AIO::min_parallel 8;	4366	IO::AIO::min_parallel 8;
3656
3657	undef $Coro::AIO::WATCHER;
3658	IO::AIO::max_poll_time $TICK * 0.1;	4367	IO::AIO::max_poll_time $TICK * 0.1;
3659	$AIO_POLL_WATCHER = Event->io (	4368	undef $AnyEvent::AIO::WATCHER;
3660	reentrant => 0,	4369	info "aio initialised";
3661	data => WF_AUTOCANCEL,
3662	fd => IO::AIO::poll_fileno,
3663	poll => 'r',
3664	prio => 0,
3665	cb => \&IO::AIO::poll_cb,
3666	);
3667	}	4370	}
3668		4371
3669	my $_log_backtrace;	4372	our $_log_backtrace;
		4373	our $_log_backtrace_last;
3670		4374
3671	sub _log_backtrace {	4375	sub _log_backtrace {
3672	my ($msg, @addr) = @_;	4376	my ($msg, @addr) = @_;
3673		4377
3674	$msg =~ s/\n//;	4378	$msg =~ s/\n$//;
3675		4379
		4380	if ($_log_backtrace_last eq $msg) {
		4381	LOG llevInfo, "[ABT] $msg\n";
		4382	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3676	# limit the # of concurrent backtraces	4383	# limit the # of concurrent backtraces
3677	if ($_log_backtrace < 2) {	4384	} elsif ($_log_backtrace < 2) {
		4385	$_log_backtrace_last = $msg;
3678	++$_log_backtrace;	4386	++$_log_backtrace;
		4387	my $perl_bt = Carp::longmess $msg;
3679	async {	4388	async {
3680	$Coro::current->{desc} = "abt $msg";	4389	$Coro::current->{desc} = "abt $msg";
3681		4390
3682	my @bt = fork_call {	4391	my @bt = fork_call {
3683	@addr = map { sprintf "%x", $_ } @addr;	4392	@addr = map { sprintf "%x", $_ } @addr;
…		…
3694	}	4403	}
3695		4404
3696	@funcs	4405	@funcs
3697	};	4406	};
3698		4407
3699	LOG llevInfo, "[ABT] $msg\n";	4408	LOG llevInfo, "[ABT] $perl_bt\n";
		4409	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3700	LOG llevInfo, "[ABT] $_\n" for @bt;	4410	LOG llevInfo, "[ABT] $_\n" for @bt;
3701	--$_log_backtrace;	4411	--$_log_backtrace;
3702	};	4412	};
3703	} else {	4413	} else {
3704	LOG llevInfo, "[ABT] $msg\n";	4414	LOG llevInfo, "[ABT] $msg\n";
3705	LOG llevInfo, "[ABT] [suppressed]\n";	4415	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3706	}	4416	}
3707	}	4417	}
3708		4418
3709	# load additional modules	4419	# load additional modules
3710	use cf::pod;	4420	require "cf/$_.pm" for @EXTRA_MODULES;
		4421	cf::_connect_to_perl_2;
3711		4422
3712	END { cf::emergency_save }	4423	END { cf::emergency_save }
3713		4424
3714	1	4425	1
3715		4426

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