ViewVC Help

View File | Revision Log | Show Annotations | Download File

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

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.427 by root, Sat Apr 26 12:25:45 2008 UTC vs.
Revision 1.586 by root, Wed Oct 31 15:02:02 2012 UTC

1	#	1	#
2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	#	3	#
4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	#	5	#
6	# Deliantra is free software: you can redistribute it and/or modify	6	# Deliantra is free software: you can redistribute it and/or modify it under
7	# it under the terms of the GNU General Public License as published by	7	# the terms of the Affero GNU General Public License as published by the
8	# the Free Software Foundation, either version 3 of the License, or	8	# Free Software Foundation, either version 3 of the License, or (at your
9	# (at your option) any later version.	9	# option) any later version.
10	#	10	#
11	# This program is distributed in the hope that it will be useful,	11	# This program is distributed in the hope that it will be useful,
12	# but WITHOUT ANY WARRANTY; without even the implied warranty of	12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	# GNU General Public License for more details.	14	# GNU General Public License for more details.
15	#	15	#
16	# You should have received a copy of the GNU General Public License	16	# You should have received a copy of the Affero GNU General Public License
17	# along with this program. If not, see <http://www.gnu.org/licenses/>.	17	# and the GNU General Public License along with this program. If not, see
18	#	18	# <http://www.gnu.org/licenses/>.
		19	#
19	# The authors can be reached via e-mail to <support@deliantra.net>	20	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	21	#
21		22
22	package cf;	23	package cf;
23		24
24	use utf8;	25	use common::sense;
25	use strict;
26		26
27	use Symbol;	27	use Symbol;
28	use List::Util;	28	use List::Util;
29	use Socket;	29	use Socket;
30	use EV 3.2;	30	use EV;
31	use Opcode;	31	use Opcode;
32	use Safe;	32	use Safe;
33	use Safe::Hole;	33	use Safe::Hole;
34	use Storable ();	34	use Storable ();
		35	use Carp ();
35		36
		37	use Guard ();
36	use Coro 4.50 ();	38	use Coro ();
37	use Coro::State;	39	use Coro::State;
38	use Coro::Handle;	40	use Coro::Handle;
39	use Coro::EV;	41	use Coro::EV;
		42	use Coro::AnyEvent;
40	use Coro::Timer;	43	use Coro::Timer;
41	use Coro::Signal;	44	use Coro::Signal;
42	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
43	use Coro::AIO;	48	use Coro::AIO;
44	use Coro::BDB;	49	use Coro::BDB 1.6;
45	use Coro::Storable;	50	use Coro::Storable;
46	use Coro::Util ();	51	use Coro::Util ();
47		52
48	use JSON::XS 2.01 ();	53	use JSON::XS 2.01 ();
49	use BDB ();	54	use BDB ();
50	use Data::Dumper;	55	use Data::Dumper;
51	use Digest::MD5;
52	use Fcntl;	56	use Fcntl;
53	use YAML ();	57	use YAML::XS ();
54	use IO::AIO 2.51 ();	58	use IO::AIO ();
55	use Time::HiRes;	59	use Time::HiRes;
56	use Compress::LZF;	60	use Compress::LZF;
57	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
58		64
59	# configure various modules to our taste	65	# configure various modules to our taste
60	#	66	#
61	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
63	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
64		75
65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	76	# strictly for debugging
		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
66		78
67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
68		82
69	our %COMMAND = ();	83	our %COMMAND = ();
70	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
71		85
72	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
73	our %EXTCMD = ();	87	our %EXTCMD = ();
74	our %EXTICMD = ();	88	our %EXTICMD = ();
75	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
76	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
77		91
78	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
79	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
80		96
81	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
82	our $DATADIR = datadir;	99	our $DATADIR = datadir;
83	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
84	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
85	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
86	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
87	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
90	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
91	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
92	our %RESOURCE;	110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
		113	#our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
93		120
94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
95	our $AIO_POLL_WATCHER;
96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97	our $NEXT_TICK;	123	our $NEXT_TICK;
98	our $USE_FSYNC = 1; # use fsync to write maps - default off	124	our $USE_FSYNC = 1; # use fsync to write maps - default on
99		125
100	our $BDB_POLL_WATCHER;
101	our $BDB_DEADLOCK_WATCHER;	126	our $BDB_DEADLOCK_WATCHER;
102	our $BDB_CHECKPOINT_WATCHER;	127	our $BDB_CHECKPOINT_WATCHER;
103	our $BDB_TRICKLE_WATCHER;	128	our $BDB_TRICKLE_WATCHER;
104	our $DB_ENV;	129	our $DB_ENV;
105		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
106	our %CFG;	133	our %CFG;
		134	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
107		135
108	our $UPTIME; $UPTIME ||= time;	136	our $UPTIME; $UPTIME ||= time;
109	our $RUNTIME;	137	our $RUNTIME = 0;
		138	our $SERVER_TICK = 0;
110	our $NOW;	139	our $NOW;
111		140
112	our (%PLAYER, %PLAYER_LOADING); # all users	141	our (%PLAYER, %PLAYER_LOADING); # all users
113	our (%MAP, %MAP_LOADING ); # all maps	142	our (%MAP, %MAP_LOADING ); # all maps
114	our $LINK_MAP; # the special {link} map, which is always available	143	our $LINK_MAP; # the special {link} map, which is always available
…		…
119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	148	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
120	our $LOADAVG; # same thing, but with alpha-smoothing	149	our $LOADAVG; # same thing, but with alpha-smoothing
121	our $JITTER; # average jitter	150	our $JITTER; # average jitter
122	our $TICK_START; # for load detecting purposes	151	our $TICK_START; # for load detecting purposes
123		152
		153	our @POST_INIT;
		154
		155	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		156	our $REALLY_UNLOOP; # never set to true, please :)
		157
		158	our $WAIT_FOR_TICK = new Coro::Signal;
		159	our @WAIT_FOR_TICK_BEGIN;
		160
124	binmode STDOUT;	161	binmode STDOUT;
125	binmode STDERR;	162	binmode STDERR;
126		163
127	# read virtual server time, if available	164	# read virtual server time, if available
128	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	165	unless ($RUNTIME || !-e $RUNTIMEFILE) {
129	open my $fh, "<", "$LOCALDIR/runtime"	166	open my $fh, "<", $RUNTIMEFILE
130	or die "unable to read runtime file: $!";	167	or die "unable to read $RUNTIMEFILE file: $!";
131	$RUNTIME = <$fh> + 0.;	168	$RUNTIME = <$fh> + 0.;
132	}	169	}
		170
		171	eval "sub TICK() { $TICK } 1" or die;
133		172
134	mkdir $_	173	mkdir $_
135	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	174	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136		175
137	our $EMERGENCY_POSITION;	176	our $EMERGENCY_POSITION;
138		177
139	sub cf::map::normalise;	178	sub cf::map::normalise;
140		179
		180	sub in_main() {
		181	$Coro::current == $Coro::main
		182	}
		183
141	#############################################################################	184	#############################################################################
142		185
		186	%REFLECT = ();
		187	for (@REFLECT) {
		188	my $reflect = JSON::XS::decode_json $_;
		189	$REFLECT{$reflect->{class}} = $reflect;
		190	}
		191
		192	# this is decidedly evil
		193	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		194
		195	#############################################################################
		196
143	=head2 GLOBAL VARIABLES	197	=head2 GLOBAL VARIABLES
144		198
145	=over 4	199	=over 4
146		200
147	=item $cf::UPTIME	201	=item $cf::UPTIME
148		202
149	The timestamp of the server start (so not actually an uptime).	203	The timestamp of the server start (so not actually an "uptime").
		204
		205	=item $cf::SERVER_TICK
		206
		207	An unsigned integer that starts at zero when the server is started and is
		208	incremented on every tick.
		209
		210	=item $cf::NOW
		211
		212	The (real) time of the last (current) server tick - updated before and
		213	after tick processing, so this is useful only as a rough "what time is it
		214	now" estimate.
		215
		216	=item $cf::TICK
		217
		218	The interval between each server tick, in seconds.
150		219
151	=item $cf::RUNTIME	220	=item $cf::RUNTIME
152		221
153	The time this server has run, starts at 0 and is increased by $cf::TICK on	222	The time this server has run, starts at 0 and is increased by $cf::TICK on
154	every server tick.	223	every server tick.
…		…
160	Various directories - "/etc", read-only install directory, perl-library	229	Various directories - "/etc", read-only install directory, perl-library
161	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	230	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
162	unique-items directory, player file directory, random maps directory and	231	unique-items directory, player file directory, random maps directory and
163	database environment.	232	database environment.
164		233
165	=item $cf::NOW
166
167	The time of the last (current) server tick.
168
169	=item $cf::TICK
170
171	The interval between server ticks, in seconds.
172
173	=item $cf::LOADAVG	234	=item $cf::LOADAVG
174		235
175	The current CPU load on the server (alpha-smoothed), as a value between 0	236	The current CPU load on the server (alpha-smoothed), as a value between 0
176	(none) and 1 (overloaded), indicating how much time is spent on processing	237	(none) and 1 (overloaded), indicating how much time is spent on processing
177	objects per tick. Healthy values are < 0.5.	238	objects per tick. Healthy values are < 0.5.
…		…
186	from wherever your confdir points to.	247	from wherever your confdir points to.
187		248
188	=item cf::wait_for_tick, cf::wait_for_tick_begin	249	=item cf::wait_for_tick, cf::wait_for_tick_begin
189		250
190	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	251	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
191	returns directly I<after> the tick processing (and consequently, can only wake one process	252	returns directly I<after> the tick processing (and consequently, can only wake one thread
192	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	253	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
193		254
		255	Note that cf::Wait_for_tick will immediately return when the server is not
		256	ticking, making it suitable for small pauses in threads that need to run
		257	when the server is paused. If that is not applicable (i.e. you I<really>
		258	want to wait, use C<$cf::WAIT_FOR_TICK>).
		259
		260	=item $cf::WAIT_FOR_TICK
		261
		262	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		263	variable contains a L<Coro::Signal> that is broadcats after every server
		264	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		265	next server tick.
		266
		267	=cut
		268
		269	sub wait_for_tick();
		270	sub wait_for_tick_begin();
		271
194	=item @cf::INVOKE_RESULTS	272	=item @cf::INVOKE_RESULTS
195		273
196	This array contains the results of the last C<invoke ()> call. When	274	This array contains the results of the last C<invoke ()> call. When
197	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	275	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
198	that call.	276	that call.
199		277
		278	=item %cf::REFLECT
		279
		280	Contains, for each (C++) class name, a hash reference with information
		281	about object members (methods, scalars, arrays and flags) and other
		282	metadata, which is useful for introspection.
		283
200	=back	284	=back
201		285
202	=cut	286	=cut
203		287
204	BEGIN {	288	sub error(@) { LOG llevError, join "", @_ }
205	*CORE::GLOBAL::warn = sub {	289	sub warn (@) { LOG llevWarn , join "", @_ }
		290	sub info (@) { LOG llevInfo , join "", @_ }
		291	sub debug(@) { LOG llevDebug, join "", @_ }
		292	sub trace(@) { LOG llevTrace, join "", @_ }
		293
		294	$Coro::State::WARNHOOK = sub {
206	my $msg = join "", @_;	295	my $msg = join "", @_;
207		296
208	$msg .= "\n"	297	$msg .= "\n"
209	unless $msg =~ /\n$/;	298	unless $msg =~ /\n$/;
210		299
211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	300	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
212		301
213	LOG llevError, $msg;	302	LOG llevWarn, $msg;
214	};	303	};
215	}
216		304
217	$Coro::State::DIEHOOK = sub {	305	$Coro::State::DIEHOOK = sub {
218	return unless $^S eq 0; # "eq", not "=="	306	return unless $^S eq 0; # "eq", not "=="
219		307
220	if ($Coro::current == $Coro::main) {#d#	308	error Carp::longmess $_[0];
		309
		310	if (in_main) {#d#
221	warn "DIEHOOK called in main context, Coro bug?\n";#d#	311	error "DIEHOOK called in main context, Coro bug?\n";#d#
222	return;#d#	312	return;#d#
223	}#d#	313	}#d#
224		314
225	# kill coroutine otherwise	315	# kill coroutine otherwise
226	warn Carp::longmess $_[0];
227	Coro::terminate	316	Coro::terminate
228	};	317	};
229
230	$SIG{__DIE__} = sub { }; #d#?
231		318
232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	319	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	320	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	321	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	322	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
242	for my $pkg (qw(	329	for my $pkg (qw(
243	cf::global cf::attachable	330	cf::global cf::attachable
244	cf::object cf::object::player	331	cf::object cf::object::player
245	cf::client cf::player	332	cf::client cf::player
246	cf::arch cf::living	333	cf::arch cf::living
		334	cf::map cf::mapspace
247	cf::map cf::party cf::region	335	cf::party cf::region
248	)) {	336	)) {
249	no strict 'refs';
250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	337	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251	}	338	}
252		339
253	$EV::DIED = sub {	340	$EV::DIED = sub {
254	warn "error in event callback: @_";	341	warn "error in event callback: $@";
255	};	342	};
		343
		344	#############################################################################
		345
		346	sub fork_call(&@);
		347	sub get_slot($;$$);
256		348
257	#############################################################################	349	#############################################################################
258		350
259	=head2 UTILITY FUNCTIONS	351	=head2 UTILITY FUNCTIONS
260		352
…		…
281	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	373	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
282	$d	374	$d
283	} || "[unable to dump $_[0]: '$@']";	375	} || "[unable to dump $_[0]: '$@']";
284	}	376	}
285		377
		378	=item $scalar = cf::load_file $path
		379
		380	Loads the given file from path and returns its contents. Croaks on error
		381	and can block.
		382
		383	=cut
		384
		385	sub load_file($) {
		386	0 <= aio_load $_[0], my $data
		387	or Carp::croak "$_[0]: $!";
		388
		389	$data
		390	}
		391
		392	=item $success = cf::replace_file $path, $data, $sync
		393
		394	Atomically replaces the file at the given $path with new $data, and
		395	optionally $sync the data to disk before replacing the file.
		396
		397	=cut
		398
		399	sub replace_file($$;$) {
		400	my ($path, $data, $sync) = @_;
		401
		402	my $lock = cf::lock_acquire ("replace_file:$path");
		403
		404	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		405	or return;
		406
		407	$data = $data->() if ref $data;
		408
		409	length $data == aio_write $fh, 0, (length $data), $data, 0
		410	or return;
		411
		412	!$sync
		413	or !aio_fsync $fh
		414	or return;
		415
		416	aio_close $fh
		417	and return;
		418
		419	aio_rename "$path~", $path
		420	and return;
		421
		422	if ($sync) {
		423	$path =~ s%/[^/]*$%%;
		424	aio_pathsync $path;
		425	}
		426
		427	1
		428	}
		429
286	=item $ref = cf::decode_json $json	430	=item $ref = cf::decode_json $json
287		431
288	Converts a JSON string into the corresponding perl data structure.	432	Converts a JSON string into the corresponding perl data structure.
289		433
290	=item $json = cf::encode_json $ref	434	=item $json = cf::encode_json $ref
…		…
296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	440	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
297		441
298	sub encode_json($) { $json_coder->encode ($_[0]) }	442	sub encode_json($) { $json_coder->encode ($_[0]) }
299	sub decode_json($) { $json_coder->decode ($_[0]) }	443	sub decode_json($) { $json_coder->decode ($_[0]) }
300		444
		445	=item $ref = cf::decode_storable $scalar
		446
		447	Same as Coro::Storable::thaw, so blocks.
		448
		449	=cut
		450
		451	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		452
		453	=item $ref = cf::decode_yaml $scalar
		454
		455	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		456
		457	=cut
		458
		459	sub decode_yaml($) {
		460	fork_call { YAML::XS::Load $_[0] } @_
		461	}
		462
		463	=item $scalar = cf::unlzf $scalar
		464
		465	Same as Compress::LZF::compress, but takes server ticks into account, so
		466	blocks.
		467
		468	=cut
		469
		470	sub unlzf($) {
		471	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		472	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		473	Compress::LZF::decompress $_[0]
		474	}
		475
		476	=item cf::post_init { BLOCK }
		477
		478	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		479	but I<before> the server starts ticking again.
		480
		481	The codeblock will have a single boolean argument to indicate whether this
		482	is a reload or not.
		483
		484	=cut
		485
		486	sub post_init(&) {
		487	push @POST_INIT, shift;
		488	}
		489
		490	sub _post_init {
		491	trace "running post_init jobs";
		492
		493	# run them in parallel...
		494
		495	my @join;
		496
		497	while () {
		498	push @join, map &Coro::async ($_, 0), @POST_INIT;
		499	@POST_INIT = ();
		500
		501	@join or last;
		502
		503	(pop @join)->join;
		504	}
		505	}
		506
301	=item cf::lock_wait $string	507	=item cf::lock_wait $string
302		508
303	Wait until the given lock is available. See cf::lock_acquire.	509	Wait until the given lock is available. See cf::lock_acquire.
304		510
305	=item my $lock = cf::lock_acquire $string	511	=item my $lock = cf::lock_acquire $string
306		512
307	Wait until the given lock is available and then acquires it and returns	513	Wait until the given lock is available and then acquires it and returns
308	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	514	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
309	for example when the coroutine gets canceled), the lock is automatically	515	for example when the coroutine gets canceled), the lock is automatically
310	returned.	516	returned.
311		517
312	Locks are *not* recursive, locking from the same coro twice results in a	518	Locks are *not* recursive, locking from the same coro twice results in a
313	deadlocked coro.	519	deadlocked coro.
…		…
319		525
320	Return true if the lock is currently active, i.e. somebody has locked it.	526	Return true if the lock is currently active, i.e. somebody has locked it.
321		527
322	=cut	528	=cut
323		529
324	our %LOCK;	530	our $LOCKS = new Coro::SemaphoreSet;
325	our %LOCKER;#d#
326		531
327	sub lock_wait($) {	532	sub lock_wait($) {
328	my ($key) = @_;	533	$LOCKS->wait ($_[0]);
329
330	if ($LOCKER{$key} == $Coro::current) {#d#
331	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
332	return;#d#
333	}#d#
334
335	# wait for lock, if any
336	while ($LOCK{$key}) {
337	push @{ $LOCK{$key} }, $Coro::current;
338	Coro::schedule;
339	}
340	}	534	}
341		535
342	sub lock_acquire($) {	536	sub lock_acquire($) {
343	my ($key) = @_;	537	$LOCKS->guard ($_[0])
344
345	# wait, to be sure we are not locked
346	lock_wait $key;
347
348	$LOCK{$key} = [];
349	$LOCKER{$key} = $Coro::current;#d#
350
351	Coro::guard {
352	delete $LOCKER{$key};#d#
353	# wake up all waiters, to be on the safe side
354	$_->ready for @{ delete $LOCK{$key} };
355	}
356	}	538	}
357		539
358	sub lock_active($) {	540	sub lock_active($) {
359	my ($key) = @_;	541	$LOCKS->count ($_[0]) < 1
360
361	! ! $LOCK{$key}
362	}	542	}
363		543
364	sub freeze_mainloop {	544	sub freeze_mainloop {
365	tick_inhibit_inc;	545	tick_inhibit_inc;
366		546
367	Coro::guard \&tick_inhibit_dec;	547	&Guard::guard (\&tick_inhibit_dec);
368	}	548	}
369		549
370	=item cf::periodic $interval, $cb	550	=item cf::periodic $interval, $cb
371		551
372	Like EV::periodic, but randomly selects a starting point so that the actions	552	Like EV::periodic, but randomly selects a starting point so that the actions
373	get spread over timer.	553	get spread over time.
374		554
375	=cut	555	=cut
376		556
377	sub periodic($$) {	557	sub periodic($$) {
378	my ($interval, $cb) = @_;	558	my ($interval, $cb) = @_;
…		…
382	EV::periodic $start, $interval, 0, $cb	562	EV::periodic $start, $interval, 0, $cb
383	}	563	}
384		564
385	=item cf::get_slot $time[, $priority[, $name]]	565	=item cf::get_slot $time[, $priority[, $name]]
386		566
387	Allocate $time seconds of blocking CPU time at priority C<$priority>:	567	Allocate $time seconds of blocking CPU time at priority C<$priority>
388	This call blocks and returns only when you have at least C<$time> seconds	568	(default: 0): This call blocks and returns only when you have at least
389	of cpu time till the next tick. The slot is only valid till the next cede.	569	C<$time> seconds of cpu time till the next tick. The slot is only valid
		570	till the next cede.
		571
		572	Background jobs should use a priority les than zero, interactive jobs
		573	should use 100 or more.
390		574
391	The optional C<$name> can be used to identify the job to run. It might be	575	The optional C<$name> can be used to identify the job to run. It might be
392	used for statistical purposes and should identify the same time-class.	576	used for statistical purposes and should identify the same time-class.
393		577
394	Useful for short background jobs.	578	Useful for short background jobs.
395		579
396	=cut	580	=cut
397		581
398	our @SLOT_QUEUE;	582	our @SLOT_QUEUE;
399	our $SLOT_QUEUE;	583	our $SLOT_QUEUE;
		584	our $SLOT_DECAY = 0.9;
400		585
401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	586	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
402	$SLOT_QUEUE = Coro::async {	587	$SLOT_QUEUE = Coro::async {
403	$Coro::current->desc ("timeslot manager");	588	$Coro::current->desc ("timeslot manager");
404		589
405	my $signal = new Coro::Signal;	590	my $signal = new Coro::Signal;
		591	my $busy;
406		592
407	while () {	593	while () {
408	next_job:	594	next_job:
		595
409	my $avail = cf::till_tick;	596	my $avail = cf::till_tick;
410	if ($avail > 0.01) {	597
411	for (0 .. $#SLOT_QUEUE) {	598	for (0 .. $#SLOT_QUEUE) {
412	if ($SLOT_QUEUE[$_][0] < $avail) {	599	if ($SLOT_QUEUE[$_][0] <= $avail) {
		600	$busy = 0;
413	my $job = splice @SLOT_QUEUE, $_, 1, ();	601	my $job = splice @SLOT_QUEUE, $_, 1, ();
414	$job->[2]->send;	602	$job->[2]->send;
415	Coro::cede;	603	Coro::cede;
416	goto next_job;	604	goto next_job;
417	}	605	} else {
		606	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
418	}	607	}
419	}	608	}
420		609
421	if (@SLOT_QUEUE) {	610	if (@SLOT_QUEUE) {
422	# we do not use wait_for_tick() as it returns immediately when tick is inactive	611	# we do not use wait_for_tick() as it returns immediately when tick is inactive
423	push @cf::WAIT_FOR_TICK, $signal;	612	$WAIT_FOR_TICK->wait;
424	$signal->wait;
425	} else {	613	} else {
		614	$busy = 0;
426	Coro::schedule;	615	Coro::schedule;
427	}	616	}
428	}	617	}
429	};	618	};
430		619
431	sub get_slot($;$$) {	620	sub get_slot($;$$) {
432	return if tick_inhibit || $Coro::current == $Coro::main;	621	return if tick_inhibit || $Coro::current == $Coro::main;
433		622
434	my ($time, $pri, $name) = @_;	623	my ($time, $pri, $name) = @_;
435		624
436	$time = $TICK * .6 if $time > $TICK * .6;	625	$time = clamp $time, 0.01, $TICK * .6;
		626
437	my $sig = new Coro::Signal;	627	my $sig = new Coro::Signal;
438		628
439	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	629	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
440	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	630	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
441	$SLOT_QUEUE->ready;	631	$SLOT_QUEUE->ready;
…		…
467	=cut	657	=cut
468		658
469	sub sync_job(&) {	659	sub sync_job(&) {
470	my ($job) = @_;	660	my ($job) = @_;
471		661
472	if ($Coro::current == $Coro::main) {	662	if (in_main) {
473	my $time = EV::time;	663	my $time = AE::time;
474		664
475	# this is the main coro, too bad, we have to block	665	# this is the main coro, too bad, we have to block
476	# till the operation succeeds, freezing the server :/	666	# till the operation succeeds, freezing the server :/
477		667
478	LOG llevError, Carp::longmess "sync job";#d#	668	#LOG llevError, Carp::longmess "sync job";#d#
479		669
480	my $freeze_guard = freeze_mainloop;	670	my $freeze_guard = freeze_mainloop;
481		671
482	my $busy = 1;	672	my $busy = 1;
483	my @res;	673	my @res;
484		674
485	(async {	675	(async {
486	$Coro::current->desc ("sync job coro");	676	$Coro::current->desc ("sync job coro");
487	@res = eval { $job->() };	677	@res = eval { $job->() };
488	warn $@ if $@;	678	error $@ if $@;
489	undef $busy;	679	undef $busy;
490	})->prio (Coro::PRIO_MAX);	680	})->prio (Coro::PRIO_MAX);
491		681
492	while ($busy) {	682	while ($busy) {
493	if (Coro::nready) {	683	if (Coro::nready) {
…		…
495	} else {	685	} else {
496	EV::loop EV::LOOP_ONESHOT;	686	EV::loop EV::LOOP_ONESHOT;
497	}	687	}
498	}	688	}
499		689
500	my $time = EV::time - $time;	690	my $time = AE::time - $time;
501		691
502	$TICK_START += $time; # do not account sync jobs to server load	692	$TICK_START += $time; # do not account sync jobs to server load
503		693
504	wantarray ? @res : $res[0]	694	wantarray ? @res : $res[0]
505	} else {	695	} else {
…		…
527	$EXT_CORO{$coro+0} = $coro;	717	$EXT_CORO{$coro+0} = $coro;
528		718
529	$coro	719	$coro
530	}	720	}
531		721
532	=item fork_call { }, $args	722	=item fork_call { }, @args
533		723
534	Executes the given code block with the given arguments in a seperate	724	Executes the given code block with the given arguments in a seperate
535	process, returning the results. Everything must be serialisable with	725	process, returning the results. Everything must be serialisable with
536	Coro::Storable. May, of course, block. Note that the executed sub may	726	Coro::Storable. May, of course, block. Note that the executed sub may
537	never block itself or use any form of event handling.	727	never block itself or use any form of event handling.
538		728
539	=cut	729	=cut
540		730
		731	sub post_fork {
		732	reset_signals;
		733	}
		734
541	sub fork_call(&@) {	735	sub fork_call(&@) {
542	my ($cb, @args) = @_;	736	my ($cb, @args) = @_;
543		737
544	# we seemingly have to make a local copy of the whole thing,	738	# we seemingly have to make a local copy of the whole thing,
545	# otherwise perl prematurely frees the stuff :/	739	# otherwise perl prematurely frees the stuff :/
546	# TODO: investigate and fix (likely this will be rather laborious)	740	# TODO: investigate and fix (likely this will be rather laborious)
547		741
548	my @res = Coro::Util::fork_eval {	742	my @res = Coro::Util::fork_eval {
549	reset_signals;	743	cf::post_fork;
550	&$cb	744	&$cb
551	}, @args;	745	} @args;
552		746
553	wantarray ? @res : $res[-1]	747	wantarray ? @res : $res[-1]
		748	}
		749
		750	sub objinfo {
		751	(
		752	"counter value" => cf::object::object_count,
		753	"objects created" => cf::object::create_count,
		754	"objects destroyed" => cf::object::destroy_count,
		755	"freelist size" => cf::object::free_count,
		756	"allocated objects" => cf::object::objects_size,
		757	"active objects" => cf::object::actives_size,
		758	)
554	}	759	}
555		760
556	=item $coin = coin_from_name $name	761	=item $coin = coin_from_name $name
557		762
558	=cut	763	=cut
…		…
595	within each server.	800	within each server.
596		801
597	=cut	802	=cut
598		803
599	sub db_table($) {	804	sub db_table($) {
		805	cf::error "db_get called from main context"
		806	if $Coro::current == $Coro::main;
		807
600	my ($name) = @_;	808	my ($name) = @_;
601	my $db = BDB::db_create $DB_ENV;	809	my $db = BDB::db_create $DB_ENV;
602		810
603	eval {	811	eval {
604	$db->set_flags (BDB::CHKSUM);	812	$db->set_flags (BDB::CHKSUM);
…		…
614	}	822	}
615		823
616	our $DB;	824	our $DB;
617		825
618	sub db_init {	826	sub db_init {
619	cf::sync_job {
620	$DB ||= db_table "db";	827	$DB ||= db_table "db";
621	};
622	}	828	}
623		829
624	sub db_get($$) {	830	sub db_get($$) {
625	my $key = "$_[0]/$_[1]";	831	my $key = "$_[0]/$_[1]";
626		832
627	cf::sync_job {	833	cf::error "db_get called from main context"
		834	if $Coro::current == $Coro::main;
		835
628	BDB::db_get $DB, undef, $key, my $data;	836	BDB::db_get $DB, undef, $key, my $data;
629		837
630	$! ? ()	838	$! ? ()
631	: $data	839	: $data
632	}
633	}	840	}
634		841
635	sub db_put($$$) {	842	sub db_put($$$) {
636	BDB::dbreq_pri 4;	843	BDB::dbreq_pri 4;
637	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	844	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
665		872
666	my @data;	873	my @data;
667	my $md5;	874	my $md5;
668		875
669	for (0 .. $#$src) {	876	for (0 .. $#$src) {
670	0 <= aio_load $src->[$_], $data[$_]	877	$data[$_] = load_file $src->[$_];
671	or Carp::croak "$src->[$_]: $!";
672	}	878	}
673		879
674	# if processing is expensive, check	880	# if processing is expensive, check
675	# checksum first	881	# checksum first
676	if (1) {	882	if (1) {
…		…
693		899
694	my $t1 = Time::HiRes::time;	900	my $t1 = Time::HiRes::time;
695	my $data = $process->(\@data);	901	my $data = $process->(\@data);
696	my $t2 = Time::HiRes::time;	902	my $t2 = Time::HiRes::time;
697		903
698	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	904	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
699		905
700	db_put cache => "$id/data", $data;	906	db_put cache => "$id/data", $data;
701	db_put cache => "$id/md5" , $md5;	907	db_put cache => "$id/md5" , $md5;
702	db_put cache => "$id/meta", $meta;	908	db_put cache => "$id/meta", $meta;
703		909
…		…
713		919
714	=cut	920	=cut
715		921
716	sub datalog($@) {	922	sub datalog($@) {
717	my ($type, %kv) = @_;	923	my ($type, %kv) = @_;
718	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	924	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
719	}	925	}
720		926
721	=back	927	=back
722		928
723	=cut	929	=cut
724		930
725	#############################################################################	931	#############################################################################
726		932
727	=head2 ATTACHABLE OBJECTS	933	=head2 ATTACHABLE OBJECTS
728		934
729	Many objects in crossfire are so-called attachable objects. That means you can	935	Many objects in deliantra are so-called attachable objects. That means you can
730	attach callbacks/event handlers (a collection of which is called an "attachment")	936	attach callbacks/event handlers (a collection of which is called an "attachment")
731	to it. All such attachable objects support the following methods.	937	to it. All such attachable objects support the following methods.
732		938
733	In the following description, CLASS can be any of C<global>, C<object>	939	In the following description, CLASS can be any of C<global>, C<object>
734	C<player>, C<client> or C<map> (i.e. the attachable objects in	940	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
784	=item cf::CLASS::attachment $name, ...	990	=item cf::CLASS::attachment $name, ...
785		991
786	Register an attachment by C<$name> through which attachable objects of the	992	Register an attachment by C<$name> through which attachable objects of the
787	given CLASS can refer to this attachment.	993	given CLASS can refer to this attachment.
788		994
789	Some classes such as crossfire maps and objects can specify attachments	995	Some classes such as deliantra maps and objects can specify attachments
790	that are attached at load/instantiate time, thus the need for a name.	996	that are attached at load/instantiate time, thus the need for a name.
791		997
792	These calls expect any number of the following handler/hook descriptions:	998	These calls expect any number of the following handler/hook descriptions:
793		999
794	=over 4	1000	=over 4
…		…
918		1124
919	} elsif (exists $cb_id{$type}) {	1125	} elsif (exists $cb_id{$type}) {
920	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1126	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
921		1127
922	} elsif (ref $type) {	1128	} elsif (ref $type) {
923	warn "attaching objects not supported, ignoring.\n";	1129	error "attaching objects not supported, ignoring.\n";
924		1130
925	} else {	1131	} else {
926	shift @arg;	1132	shift @arg;
927	warn "attach argument '$type' not supported, ignoring.\n";	1133	error "attach argument '$type' not supported, ignoring.\n";
928	}	1134	}
929	}	1135	}
930	}	1136	}
931		1137
932	sub _object_attach {	1138	sub _object_attach {
…		…
942	_attach $registry, $klass, @attach;	1148	_attach $registry, $klass, @attach;
943	}	1149	}
944		1150
945	$obj->{$name} = \%arg;	1151	$obj->{$name} = \%arg;
946	} else {	1152	} else {
947	warn "object uses attachment '$name' which is not available, postponing.\n";	1153	info "object uses attachment '$name' which is not available, postponing.\n";
948	}	1154	}
949		1155
950	$obj->{_attachment}{$name} = undef;	1156	$obj->{_attachment}{$name} = undef;
951	}	1157	}
952		1158
…		…
1011		1217
1012	for (@$callbacks) {	1218	for (@$callbacks) {
1013	eval { &{$_->[1]} };	1219	eval { &{$_->[1]} };
1014		1220
1015	if ($@) {	1221	if ($@) {
1016	warn "$@";
1017	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1222	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1018	override;	1223	override;
1019	}	1224	}
1020		1225
1021	return 1 if $override;	1226	return 1 if $override;
1022	}	1227	}
…		…
1085		1290
1086	sub reattach {	1291	sub reattach {
1087	# basically do the same as instantiate, without calling instantiate	1292	# basically do the same as instantiate, without calling instantiate
1088	my ($obj) = @_;	1293	my ($obj) = @_;
1089		1294
		1295	# no longer needed after getting rid of delete_package?
1090	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1296	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1091		1297
1092	my $registry = $obj->registry;	1298	my $registry = $obj->registry;
1093		1299
1094	@$registry = ();	1300	@$registry = ();
1095		1301
…		…
1100	for (@$attach) {	1306	for (@$attach) {
1101	my ($klass, @attach) = @$_;	1307	my ($klass, @attach) = @$_;
1102	_attach $registry, $klass, @attach;	1308	_attach $registry, $klass, @attach;
1103	}	1309	}
1104	} else {	1310	} else {
1105	warn "object uses attachment '$name' that is not available, postponing.\n";	1311	info "object uses attachment '$name' that is not available, postponing.\n";
1106	}	1312	}
1107	}	1313	}
1108	}	1314	}
1109		1315
1110	cf::attachable->attach (	1316	cf::attachable->attach (
…		…
1137	my ($filename, $rdata, $objs) = @_;	1343	my ($filename, $rdata, $objs) = @_;
1138		1344
1139	sync_job {	1345	sync_job {
1140	if (length $$rdata) {	1346	if (length $$rdata) {
1141	utf8::decode (my $decname = $filename);	1347	utf8::decode (my $decname = $filename);
1142	warn sprintf "saving %s (%d,%d)\n",	1348	trace sprintf "saving %s (%d,%d)\n",
1143	$decname, length $$rdata, scalar @$objs;	1349	$decname, length $$rdata, scalar @$objs
		1350	if $VERBOSE_IO;
1144		1351
1145	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1352	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1146	aio_chmod $fh, SAVE_MODE;	1353	aio_chmod $fh, SAVE_MODE;
1147	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1354	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1148	aio_fsync $fh if $cf::USE_FSYNC;	1355	if ($cf::USE_FSYNC) {
		1356	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;
		1357	aio_fsync $fh;
		1358	}
1149	aio_close $fh;	1359	aio_close $fh;
1150		1360
1151	if (@$objs) {	1361	if (@$objs) {
1152	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1362	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1153	aio_chmod $fh, SAVE_MODE;	1363	aio_chmod $fh, SAVE_MODE;
1154	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1364	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1155	aio_write $fh, 0, (length $data), $data, 0;	1365	aio_write $fh, 0, (length $data), $data, 0;
1156	aio_fsync $fh if $cf::USE_FSYNC;	1366	if ($cf::USE_FSYNC) {
		1367	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;
		1368	aio_fsync $fh;
		1369	}
1157	aio_close $fh;	1370	aio_close $fh;
1158	aio_rename "$filename.pst~", "$filename.pst";	1371	aio_rename "$filename.pst~", "$filename.pst";
1159	}	1372	}
1160	} else {	1373	} else {
1161	aio_unlink "$filename.pst";	1374	aio_unlink "$filename.pst";
1162	}	1375	}
1163		1376
1164	aio_rename "$filename~", $filename;	1377	aio_rename "$filename~", $filename;
		1378
		1379	$filename =~ s%/[^/]+$%%;
		1380	aio_pathsync $filename if $cf::USE_FSYNC;
1165	} else {	1381	} else {
1166	warn "FATAL: $filename~: $!\n";	1382	error "unable to save objects: $filename~: $!\n";
1167	}	1383	}
1168	} else {	1384	} else {
1169	aio_unlink $filename;	1385	aio_unlink $filename;
1170	aio_unlink "$filename.pst";	1386	aio_unlink "$filename.pst";
1171	}	1387	}
…		…
1195	my $st = eval { Coro::Storable::thaw $av };	1411	my $st = eval { Coro::Storable::thaw $av };
1196	$av = $st->{objs};	1412	$av = $st->{objs};
1197	}	1413	}
1198		1414
1199	utf8::decode (my $decname = $filename);	1415	utf8::decode (my $decname = $filename);
1200	warn sprintf "loading %s (%d,%d)\n",	1416	trace sprintf "loading %s (%d,%d)\n",
1201	$decname, length $data, scalar @{$av || []};	1417	$decname, length $data, scalar @{$av || []}
		1418	if $VERBOSE_IO;
1202		1419
1203	($data, $av)	1420	($data, $av)
1204	}	1421	}
1205		1422
1206	=head2 COMMAND CALLBACKS	1423	=head2 COMMAND CALLBACKS
…		…
1262	my ($name, $cb) = @_;	1479	my ($name, $cb) = @_;
1263		1480
1264	$EXTICMD{$name} = $cb;	1481	$EXTICMD{$name} = $cb;
1265	}	1482	}
1266		1483
		1484	use File::Glob ();
		1485
1267	cf::player->attach (	1486	cf::player->attach (
1268	on_command => sub {	1487	on_unknown_command => sub {
1269	my ($pl, $name, $params) = @_;	1488	my ($pl, $name, $params) = @_;
1270		1489
1271	my $cb = $COMMAND{$name}	1490	my $cb = $COMMAND{$name}
1272	or return;	1491	or return;
1273		1492
…		…
1281	my ($pl, $buf) = @_;	1500	my ($pl, $buf) = @_;
1282		1501
1283	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1502	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1284		1503
1285	if (ref $msg) {	1504	if (ref $msg) {
1286	my ($type, $reply, @payload) =	1505	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1287	"ARRAY" eq ref $msg
1288	? @$msg
1289	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1290		1506
1291	my @reply;	1507	my @reply;
1292		1508
1293	if (my $cb = $EXTCMD{$type}) {	1509	if (my $cb = $EXTCMD{$type}) {
1294	@reply = $cb->($pl, @payload);	1510	@reply = $cb->($pl, @payload);
…		…
1296		1512
1297	$pl->ext_reply ($reply, @reply)	1513	$pl->ext_reply ($reply, @reply)
1298	if $reply;	1514	if $reply;
1299		1515
1300	} else {	1516	} else {
1301	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1517	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1302	}	1518	}
1303		1519
1304	cf::override;	1520	cf::override;
1305	},	1521	},
1306	);	1522	);
1307		1523
		1524	# "readahead" all extensions
		1525	sub cache_extensions {
		1526	my $grp = IO::AIO::aio_group;
		1527
		1528	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1529	for (grep /\.ext$/, @{$_[0]}) {
		1530	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1531	}
		1532	};
		1533
		1534	$grp
		1535	}
		1536
		1537	sub _ext_cfg_reg($$$$) {
		1538	my ($rvar, $varname, $cfgname, $default) = @_;
		1539
		1540	$cfgname = lc $varname
		1541	unless length $cfgname;
		1542
		1543	$EXT_CFG{$cfgname} = [$rvar, $default];
		1544
		1545	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1546	}
		1547
1308	sub load_extensions {	1548	sub load_extensions {
		1549	info "loading extensions...";
		1550
		1551	%EXT_CFG = ();
		1552
1309	cf::sync_job {	1553	cf::sync_job {
1310	my %todo;	1554	my %todo;
1311		1555
1312	for my $path (<$LIBDIR/*.ext>) {	1556	for my $path (<$LIBDIR/*.ext>) {
1313	next unless -r $path;	1557	next unless -r $path;
…		…
1331		1575
1332	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1576	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1333	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1577	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1334		1578
1335	$ext{source} =	1579	$ext{source} =
1336	"package $pkg; use strict; use utf8;\n"	1580	"package $pkg; use common::sense;\n"
1337	. "#line 1 \"$path\"\n{\n"	1581	. "#line 1 \"$path\"\n{\n"
1338	. $source	1582	. $source
1339	. "\n};\n1";	1583	. "\n};\n1";
1340		1584
1341	$todo{$base} = \%ext;	1585	$todo{$base} = \%ext;
1342	}	1586	}
1343		1587
		1588	my $pass = 0;
1344	my %done;	1589	my %done;
1345	while (%todo) {	1590	while (%todo) {
1346	my $progress;	1591	my $progress;
1347		1592
		1593	++$pass;
		1594
		1595	ext:
1348	while (my ($k, $v) = each %todo) {	1596	while (my ($k, $v) = each %todo) {
1349	for (split /,\s*/, $v->{meta}{depends}) {	1597	for (split /,\s*/, $v->{meta}{depends}) {
1350	goto skip	1598	next ext
1351	unless exists $done{$_};	1599	unless exists $done{$_};
1352	}	1600	}
1353		1601
1354	warn "... loading '$k' into '$v->{pkg}'\n";	1602	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1355		1603
1356	unless (eval $v->{source}) {	1604	my $source = $v->{source};
		1605
		1606	# support "CONF varname :confname = default" pseudo-statements
		1607	$source =~ s{
		1608	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1609	}{
		1610	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1611	}gmxe;
		1612
		1613	my $active = eval $source;
		1614
		1615	if (length $@) {
1357	my $msg = $@ ? "$v->{path}: $@\n"	1616	error "$v->{path}: $@\n";
1358	: "$v->{base}: extension inactive.\n";
1359		1617
1360	if (exists $v->{meta}{mandatory}) {
1361	warn $msg;
1362	cf::cleanup "mandatory extension failed to load, exiting.";	1618	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1363	}	1619	if exists $v->{meta}{mandatory};
1364		1620
1365	warn $msg;	1621	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
		1622	delete $todo{$k};
		1623	} else {
		1624	$done{$k} = delete $todo{$k};
		1625	push @EXTS, $v->{pkg};
		1626	$progress = 1;
		1627
		1628	info "$v->{base}: extension inactive.\n"
		1629	unless $active;
1366	}	1630	}
1367
1368	$done{$k} = delete $todo{$k};
1369	push @EXTS, $v->{pkg};
1370	$progress = 1;
1371	}	1631	}
1372		1632
1373	skip:	1633	unless ($progress) {
1374	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1634	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1375	unless $progress;	1635
		1636	while (my ($k, $v) = each %todo) {
		1637	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1638	if exists $v->{meta}{mandatory};
		1639	}
		1640
		1641	last;
		1642	}
1376	}	1643	}
1377	};	1644	};
1378	}	1645	}
1379		1646
1380	#############################################################################	1647	#############################################################################
1381		1648
1382	=back	1649	=back
1383		1650
1384	=head2 CORE EXTENSIONS	1651	=head2 CORE EXTENSIONS
1385		1652
1386	Functions and methods that extend core crossfire objects.	1653	Functions and methods that extend core deliantra objects.
1387		1654
1388	=cut	1655	=cut
1389		1656
1390	package cf::player;	1657	package cf::player;
1391		1658
…		…
1434		1701
1435	sub exists($) {	1702	sub exists($) {
1436	my ($login) = @_;	1703	my ($login) = @_;
1437		1704
1438	$cf::PLAYER{$login}	1705	$cf::PLAYER{$login}
1439	or cf::sync_job { !aio_stat path $login }	1706	or !aio_stat path $login
1440	}	1707	}
1441		1708
1442	sub find($) {	1709	sub find($) {
1443	return $cf::PLAYER{$_[0]} || do {	1710	return $cf::PLAYER{$_[0]} || do {
1444	my $login = $_[0];	1711	my $login = $_[0];
…		…
1464	$cf::PLAYER{$login} = $pl	1731	$cf::PLAYER{$login} = $pl
1465	}	1732	}
1466	}	1733	}
1467	}	1734	}
1468		1735
		1736	cf::player->attach (
		1737	on_load => sub {
		1738	my ($pl, $path) = @_;
		1739
		1740	# restore slots saved in save, below
		1741	my $slots = delete $pl->{_slots};
		1742
		1743	$pl->ob->current_weapon ($slots->[0]);
		1744	$pl->combat_ob ($slots->[1]);
		1745	$pl->ranged_ob ($slots->[2]);
		1746	},
		1747	);
		1748
1469	sub save($) {	1749	sub save($) {
1470	my ($pl) = @_;	1750	my ($pl) = @_;
1471		1751
1472	return if $pl->{deny_save};	1752	return if $pl->{deny_save};
1473		1753
…		…
1478		1758
1479	aio_mkdir playerdir $pl, 0770;	1759	aio_mkdir playerdir $pl, 0770;
1480	$pl->{last_save} = $cf::RUNTIME;	1760	$pl->{last_save} = $cf::RUNTIME;
1481		1761
1482	cf::get_slot 0.01;	1762	cf::get_slot 0.01;
		1763
		1764	# save slots, to be restored later
		1765	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1483		1766
1484	$pl->save_pl ($path);	1767	$pl->save_pl ($path);
1485	cf::cede_to_tick;	1768	cf::cede_to_tick;
1486	}	1769	}
1487		1770
…		…
1519	my ($pl) = @_;	1802	my ($pl) = @_;
1520		1803
1521	my $name = $pl->ob->name;	1804	my $name = $pl->ob->name;
1522		1805
1523	$pl->{deny_save} = 1;	1806	$pl->{deny_save} = 1;
1524	$pl->password ("*"); # this should lock out the player until we nuked the dir	1807	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1525		1808
1526	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1809	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1527	$pl->deactivate;	1810	$pl->deactivate;
		1811
		1812	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1528	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1813	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1814	ext::highscore::check ($pl->ob);
		1815
1529	$pl->ns->destroy if $pl->ns;	1816	$pl->ns->destroy if $pl->ns;
1530		1817
1531	my $path = playerdir $pl;	1818	my $path = playerdir $pl;
1532	my $temp = "$path~$cf::RUNTIME~deleting~";	1819	my $temp = "$path~$cf::RUNTIME~deleting~";
1533	aio_rename $path, $temp;	1820	aio_rename $path, $temp;
…		…
1587	\@logins	1874	\@logins
1588	}	1875	}
1589		1876
1590	=item $player->maps	1877	=item $player->maps
1591		1878
		1879	=item cf::player::maps $login
		1880
1592	Returns an arrayref of map paths that are private for this	1881	Returns an arrayref of map paths that are private for this
1593	player. May block.	1882	player. May block.
1594		1883
1595	=cut	1884	=cut
1596		1885
…		…
1613	}	1902	}
1614		1903
1615	\@paths	1904	\@paths
1616	}	1905	}
1617		1906
1618	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1907	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1619		1908
1620	Expand crossfire pod fragments into protocol xml.	1909	Expand deliantra pod fragments into protocol xml.
1621
1622	=cut
1623
1624	use re 'eval';
1625
1626	my $group;
1627	my $interior; $interior = qr{
1628	# match a pod interior sequence sans C<< >>
1629	(?:
1630	\ (.*?)\ (?{ $group = $^N })
1631	| < (??{$interior}) >
1632	)
1633	}x;
1634
1635	sub expand_cfpod {
1636	my ($self, $pod) = @_;
1637
1638	my $xml;
1639
1640	while () {
1641	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1642	$group = $1;
1643
1644	$group =~ s/&/&amp;/g;
1645	$group =~ s/</&lt;/g;
1646
1647	$xml .= $group;
1648	} elsif ($pod =~ m%\G
1649	([BCGHITU])
1650	<
1651	(?:
1652	([^<>]*) (?{ $group = $^N })
1653	| < $interior >
1654	)
1655	>
1656	%gcsx
1657	) {
1658	my ($code, $data) = ($1, $group);
1659
1660	if ($code eq "B") {
1661	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1662	} elsif ($code eq "I") {
1663	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1664	} elsif ($code eq "U") {
1665	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1666	} elsif ($code eq "C") {
1667	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1668	} elsif ($code eq "T") {
1669	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1670	} elsif ($code eq "G") {
1671	my ($male, $female) = split /\|/, $data;
1672	$data = $self->gender ? $female : $male;
1673	$xml .= expand_cfpod ($self, $data);
1674	} elsif ($code eq "H") {
1675	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1676	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1677	"")
1678	[$self->{hintmode}];
1679	} else {
1680	$xml .= "error processing '$code($data)' directive";
1681	}
1682	} else {
1683	if ($pod =~ /\G(.+)/) {
1684	warn "parse error while expanding $pod (at $1)";
1685	}
1686	last;
1687	}
1688	}
1689
1690	for ($xml) {
1691	# create single paragraphs (very hackish)
1692	s/(?<=\S)\n(?=\w)/ /g;
1693
1694	# compress some whitespace
1695	s/\s+\n/\n/g; # ws line-ends
1696	s/\n\n+/\n/g; # double lines
1697	s/^\n+//; # beginning lines
1698	s/\n+$//; # ending lines
1699	}
1700
1701	$xml
1702	}
1703
1704	no re 'eval';
1705
1706	sub hintmode {
1707	$_[0]{hintmode} = $_[1] if @_ > 1;
1708	$_[0]{hintmode}
1709	}
1710		1910
1711	=item $player->ext_reply ($msgid, @msg)	1911	=item $player->ext_reply ($msgid, @msg)
1712		1912
1713	Sends an ext reply to the player.	1913	Sends an ext reply to the player.
1714		1914
…		…
1746		1946
1747	=cut	1947	=cut
1748		1948
1749	sub find_by_path($) {	1949	sub find_by_path($) {
1750	my ($path) = @_;	1950	my ($path) = @_;
		1951
		1952	$path =~ s/^~[^\/]*//; # skip ~login
1751		1953
1752	my ($match, $specificity);	1954	my ($match, $specificity);
1753		1955
1754	for my $region (list) {	1956	for my $region (list) {
1755	if ($region->{match} && $path =~ $region->{match}) {	1957	if ($region->{match} && $path =~ $region->{match}) {
…		…
1784	sub generate_random_map {	1986	sub generate_random_map {
1785	my ($self, $rmp) = @_;	1987	my ($self, $rmp) = @_;
1786		1988
1787	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM	1989	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
1788		1990
1789	# mit "rum" bekleckern, nicht
1790	$self->_create_random_map (	1991	$self->_create_random_map ($rmp);
1791	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1792	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1793	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1794	$rmp->{exit_on_final_map},
1795	$rmp->{xsize}, $rmp->{ysize},
1796	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1797	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1798	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1799	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1800	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1801	(cf::region::find $rmp->{region}), $rmp->{custom}
1802	)
1803	}	1992	}
1804		1993
1805	=item cf::map->register ($regex, $prio)	1994	=item cf::map->register ($regex, $prio)
1806		1995
1807	Register a handler for the map path matching the given regex at the	1996	Register a handler for the map path matching the given regex at the
…		…
1812		2001
1813	sub register {	2002	sub register {
1814	my (undef, $regex, $prio) = @_;	2003	my (undef, $regex, $prio) = @_;
1815	my $pkg = caller;	2004	my $pkg = caller;
1816		2005
1817	no strict;
1818	push @{"$pkg\::ISA"}, __PACKAGE__;	2006	push @{"$pkg\::ISA"}, __PACKAGE__;
1819		2007
1820	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2008	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1821	}	2009	}
1822		2010
1823	# also paths starting with '/'	2011	# also paths starting with '/'
1824	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2012	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1825		2013
1826	sub thawer_merge {	2014	sub thawer_merge {
1827	my ($self, $merge) = @_;	2015	my ($self, $merge) = @_;
1828		2016
1829	# we have to keep some variables in memory intact	2017	# we have to keep some variables in memory intact
…		…
1834	}	2022	}
1835		2023
1836	sub normalise {	2024	sub normalise {
1837	my ($path, $base) = @_;	2025	my ($path, $base) = @_;
1838		2026
1839	$path = "$path"; # make sure its a string	2027	$path = "$path"; # make sure it's a string
1840		2028
1841	$path =~ s/\.map$//;	2029	$path =~ s/\.map$//;
1842		2030
1843	# map plan:	2031	# map plan:
1844	#	2032	#
…		…
1859	$base =~ s{[^/]+/?$}{};	2047	$base =~ s{[^/]+/?$}{};
1860	$path = "$base/$path";	2048	$path = "$base/$path";
1861	}	2049	}
1862		2050
1863	for ($path) {	2051	for ($path) {
1864	redo if s{//}{/};
1865	redo if s{/\.?/}{/};	2052	redo if s{/\.?/}{/};
1866	redo if s{/[^/]+/\.\./}{/};	2053	redo if s{/[^/]+/\.\./}{/};
1867	}	2054	}
1868		2055
1869	$path	2056	$path
…		…
1883	$self->init; # pass $1 etc.	2070	$self->init; # pass $1 etc.
1884	return $self;	2071	return $self;
1885	}	2072	}
1886	}	2073	}
1887		2074
1888	Carp::cluck "unable to resolve path '$path' (base '$base').";	2075	Carp::cluck "unable to resolve path '$path' (base '$base')";
1889	()	2076	()
1890	}	2077	}
1891		2078
		2079	# may re-bless or do other evil things
1892	sub init {	2080	sub init {
1893	my ($self) = @_;	2081	my ($self) = @_;
1894		2082
1895	$self	2083	$self
1896	}	2084	}
…		…
1927		2115
1928	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;	2116	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1929	"$UNIQUEDIR/$path"	2117	"$UNIQUEDIR/$path"
1930	}	2118	}
1931		2119
1932	# and all this just because we cannot iterate over
1933	# all maps in C++...
1934	sub change_all_map_light {
1935	my ($change) = @_;
1936
1937	$_->change_map_light ($change)
1938	for grep $_->outdoor, values %cf::MAP;
1939	}
1940
1941	sub decay_objects {	2120	sub decay_objects {
1942	my ($self) = @_;	2121	my ($self) = @_;
1943		2122
1944	return if $self->{deny_reset};	2123	return if $self->{deny_reset};
1945		2124
…		…
1970	$self->{load_path} = $path;	2149	$self->{load_path} = $path;
1971		2150
1972	1	2151	1
1973	}	2152	}
1974		2153
		2154	# used to laod the header of an original map
1975	sub load_header_orig {	2155	sub load_header_orig {
1976	my ($self) = @_;	2156	my ($self) = @_;
1977		2157
1978	$self->load_header_from ($self->load_path)	2158	$self->load_header_from ($self->load_path)
1979	}	2159	}
1980		2160
		2161	# used to laod the header of an instantiated map
1981	sub load_header_temp {	2162	sub load_header_temp {
1982	my ($self) = @_;	2163	my ($self) = @_;
1983		2164
1984	$self->load_header_from ($self->save_path)	2165	$self->load_header_from ($self->save_path)
1985	}	2166	}
1986		2167
		2168	# called after loading the header from an instantiated map
1987	sub prepare_temp {	2169	sub prepare_temp {
1988	my ($self) = @_;	2170	my ($self) = @_;
1989		2171
1990	$self->last_access ((delete $self->{last_access})	2172	$self->last_access ((delete $self->{last_access})
1991	|| $cf::RUNTIME); #d#	2173	|| $cf::RUNTIME); #d#
1992	# safety	2174	# safety
1993	$self->{instantiate_time} = $cf::RUNTIME	2175	$self->{instantiate_time} = $cf::RUNTIME
1994	if $self->{instantiate_time} > $cf::RUNTIME;	2176	if $self->{instantiate_time} > $cf::RUNTIME;
1995	}	2177	}
1996		2178
		2179	# called after loading the header from an original map
1997	sub prepare_orig {	2180	sub prepare_orig {
1998	my ($self) = @_;	2181	my ($self) = @_;
1999		2182
2000	$self->{load_original} = 1;	2183	$self->{load_original} = 1;
2001	$self->{instantiate_time} = $cf::RUNTIME;	2184	$self->{instantiate_time} = $cf::RUNTIME;
…		…
2025		2208
2026	sub find;	2209	sub find;
2027	sub find {	2210	sub find {
2028	my ($path, $origin) = @_;	2211	my ($path, $origin) = @_;
2029		2212
		2213	cf::cede_to_tick;
		2214
2030	$path = normalise $path, $origin && $origin->path;	2215	$path = normalise $path, $origin;
2031		2216
2032	cf::lock_wait "map_data:$path";#d#remove	2217	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2033	cf::lock_wait "map_find:$path";	2218	my $guard2 = cf::lock_acquire "map_find:$path";
2034		2219
2035	$cf::MAP{$path} || do {	2220	$cf::MAP{$path} || do {
2036	my $guard1 = cf::lock_acquire "map_find:$path";
2037	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2038
2039	my $map = new_from_path cf::map $path	2221	my $map = new_from_path cf::map $path
2040	or return;	2222	or return;
2041		2223
2042	$map->{last_save} = $cf::RUNTIME;	2224	$map->{last_save} = $cf::RUNTIME;
2043		2225
…		…
2045	or return;	2227	or return;
2046		2228
2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2229	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2048	# doing this can freeze the server in a sync job, obviously	2230	# doing this can freeze the server in a sync job, obviously
2049	#$cf::WAIT_FOR_TICK->wait;	2231	#$cf::WAIT_FOR_TICK->wait;
		2232	undef $guard2;
2050	undef $guard1;	2233	undef $guard1;
2051	undef $guard2;
2052	$map->reset;	2234	$map->reset;
2053	return find $path;	2235	return find $path;
2054	}	2236	}
2055		2237
2056	$cf::MAP{$path} = $map	2238	$cf::MAP{$path} = $map
2057	}	2239	}
2058	}	2240	}
2059		2241
2060	sub pre_load { }	2242	sub pre_load { }
2061	sub post_load { }	2243	#sub post_load { } # XS
2062		2244
2063	sub load {	2245	sub load {
2064	my ($self) = @_;	2246	my ($self) = @_;
2065		2247
2066	local $self->{deny_reset} = 1; # loading can take a long time	2248	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2069		2251
2070	{	2252	{
2071	my $guard = cf::lock_acquire "map_data:$path";	2253	my $guard = cf::lock_acquire "map_data:$path";
2072		2254
2073	return unless $self->valid;	2255	return unless $self->valid;
2074	return unless $self->in_memory == cf::MAP_SWAPPED;	2256	return unless $self->state == cf::MAP_SWAPPED;
2075
2076	$self->in_memory (cf::MAP_LOADING);
2077		2257
2078	$self->alloc;	2258	$self->alloc;
2079		2259
2080	$self->pre_load;	2260	$self->pre_load;
2081	cf::cede_to_tick;	2261	cf::cede_to_tick;
2082		2262
		2263	if (exists $self->{load_path}) {
2083	my $f = new_from_file cf::object::thawer $self->{load_path};	2264	my $f = new_from_file cf::object::thawer $self->{load_path};
2084	$f->skip_block;	2265	$f->skip_block;
2085	$self->_load_objects ($f)	2266	$self->_load_objects ($f)
2086	or return;	2267	or return;
2087		2268
2088	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2269	$self->post_load_original
2089	if delete $self->{load_original};	2270	if delete $self->{load_original};
2090		2271
2091	if (my $uniq = $self->uniq_path) {	2272	if (my $uniq = $self->uniq_path) {
2092	utf8::encode $uniq;	2273	utf8::encode $uniq;
2093	unless (aio_stat $uniq) {	2274	unless (aio_stat $uniq) {
2094	if (my $f = new_from_file cf::object::thawer $uniq) {	2275	if (my $f = new_from_file cf::object::thawer $uniq) {
2095	$self->clear_unique_items;	2276	$self->clear_unique_items;
2096	$self->_load_objects ($f);	2277	$self->_load_objects ($f);
2097	$f->resolve_delayed_derefs;	2278	$f->resolve_delayed_derefs;
		2279	}
2098	}	2280	}
2099	}	2281	}
2100	}
2101		2282
2102	$f->resolve_delayed_derefs;	2283	$f->resolve_delayed_derefs;
		2284	} else {
		2285	$self->post_load_original
		2286	if delete $self->{load_original};
		2287	}
		2288
		2289	$self->state (cf::MAP_INACTIVE);
2103		2290
2104	cf::cede_to_tick;	2291	cf::cede_to_tick;
2105	# now do the right thing for maps	2292	# now do the right thing for maps
2106	$self->link_multipart_objects;	2293	$self->link_multipart_objects;
2107	$self->difficulty ($self->estimate_difficulty)	2294	$self->difficulty ($self->estimate_difficulty)
…		…
2111	unless ($self->{deny_activate}) {	2298	unless ($self->{deny_activate}) {
2112	$self->decay_objects;	2299	$self->decay_objects;
2113	$self->fix_auto_apply;	2300	$self->fix_auto_apply;
2114	$self->update_buttons;	2301	$self->update_buttons;
2115	cf::cede_to_tick;	2302	cf::cede_to_tick;
2116	$self->set_darkness_map;	2303	#$self->activate; # no longer activate maps automatically
2117	cf::cede_to_tick;
2118	$self->activate;
2119	}	2304	}
2120		2305
2121	$self->{last_save} = $cf::RUNTIME;	2306	$self->{last_save} = $cf::RUNTIME;
2122	$self->last_access ($cf::RUNTIME);	2307	$self->last_access ($cf::RUNTIME);
2123
2124	$self->in_memory (cf::MAP_ACTIVE);
2125	}	2308	}
2126		2309
2127	$self->post_load;	2310	$self->post_load;
2128	}
2129		2311
		2312	1
		2313	}
		2314
		2315	# customize the map for a given player, i.e.
		2316	# return the _real_ map. used by e.g. per-player
		2317	# maps to change the path to ~playername/mappath
2130	sub customise_for {	2318	sub customise_for {
2131	my ($self, $ob) = @_;	2319	my ($self, $ob) = @_;
2132		2320
2133	return find "~" . $ob->name . "/" . $self->{path}	2321	return find "~" . $ob->name . "/" . $self->{path}
2134	if $self->per_player;	2322	if $self->per_player;
…		…
2137	# if $self->per_party;	2325	# if $self->per_party;
2138		2326
2139	$self	2327	$self
2140	}	2328	}
2141		2329
2142	# find and load all maps in the 3x3 area around a map
2143	sub load_neighbours {
2144	my ($map) = @_;
2145
2146	my @neigh; # diagonal neighbours
2147
2148	for (0 .. 3) {
2149	my $neigh = $map->tile_path ($_)
2150	or next;
2151	$neigh = find $neigh, $map
2152	or next;
2153	$neigh->load;
2154
2155	push @neigh,
2156	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2157	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2158	}
2159
2160	for (grep defined $_->[0], @neigh) {
2161	my ($path, $origin) = @$_;
2162	my $neigh = find $path, $origin
2163	or next;
2164	$neigh->load;
2165	}
2166	}
2167
2168	sub find_sync {	2330	sub find_sync {
2169	my ($path, $origin) = @_;	2331	my ($path, $origin) = @_;
2170		2332
2171	cf::sync_job { find $path, $origin }	2333	# it's a bug to call this from the main context
		2334	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2335	if $Coro::current == $Coro::main;
		2336
		2337	find $path, $origin
2172	}	2338	}
2173		2339
2174	sub do_load_sync {	2340	sub do_load_sync {
2175	my ($map) = @_;	2341	my ($map) = @_;
2176		2342
		2343	# it's a bug to call this from the main context
2177	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2344	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2178	if $Coro::current == $Coro::main;	2345	if $Coro::current == $Coro::main;
2179		2346
2180	cf::sync_job { $map->load };	2347	$map->load;
2181	}	2348	}
2182		2349
2183	our %MAP_PREFETCH;	2350	our %MAP_PREFETCH;
2184	our $MAP_PREFETCHER = undef;	2351	our $MAP_PREFETCHER = undef;
2185		2352
2186	sub find_async {	2353	sub find_async {
2187	my ($path, $origin, $load) = @_;	2354	my ($path, $origin, $load) = @_;
2188		2355
2189	$path = normalise $path, $origin && $origin->{path};	2356	$path = normalise $path, $origin;
2190		2357
2191	if (my $map = $cf::MAP{$path}) {	2358	if (my $map = $cf::MAP{$path}) {
2192	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;	2359	return $map if !$load || $map->linkable;
2193	}	2360	}
2194		2361
2195	$MAP_PREFETCH{$path} |= $load;	2362	$MAP_PREFETCH{$path} |= $load;
2196		2363
2197	$MAP_PREFETCHER ||= cf::async {	2364	$MAP_PREFETCHER ||= cf::async {
…		…
2211	$MAP_PREFETCHER->prio (6);	2378	$MAP_PREFETCHER->prio (6);
2212		2379
2213	()	2380	()
2214	}	2381	}
2215		2382
		2383	# common code, used by both ->save and ->swapout
2216	sub save {	2384	sub _save {
2217	my ($self) = @_;	2385	my ($self) = @_;
2218
2219	my $lock = cf::lock_acquire "map_data:$self->{path}";
2220		2386
2221	$self->{last_save} = $cf::RUNTIME;	2387	$self->{last_save} = $cf::RUNTIME;
2222		2388
2223	return unless $self->dirty;	2389	return unless $self->dirty;
2224		2390
…		…
2244	} else {	2410	} else {
2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2411	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2246	}	2412	}
2247	}	2413	}
2248		2414
		2415	sub save {
		2416	my ($self) = @_;
		2417
		2418	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2419
		2420	$self->_save;
		2421	}
		2422
2249	sub swap_out {	2423	sub swap_out {
2250	my ($self) = @_;	2424	my ($self) = @_;
2251		2425
2252	# save first because save cedes
2253	$self->save;
2254
2255	my $lock = cf::lock_acquire "map_data:$self->{path}";	2426	my $lock = cf::lock_acquire "map_data:$self->{path}";
2256		2427
		2428	return if !$self->linkable;
		2429	return if $self->{deny_save};
2257	return if $self->players;	2430	return if $self->players;
2258	return if $self->in_memory != cf::MAP_ACTIVE;	2431
		2432	# first deactivate the map and "unlink" it from the core
		2433	$self->deactivate;
		2434	$_->clear_links_to ($self) for values %cf::MAP;
		2435	$self->state (cf::MAP_SWAPPED);
		2436
		2437	# then atomically save
		2438	$self->_save;
		2439
		2440	# then free the map
		2441	$self->clear;
		2442	}
		2443
		2444	sub reset_at {
		2445	my ($self) = @_;
		2446
		2447	# TODO: safety, remove and allow resettable per-player maps
2259	return if $self->{deny_save};	2448	return 1e99 if $self->{deny_reset};
2260		2449
		2450	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2451	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2452
		2453	$time + $to
		2454	}
		2455
		2456	sub should_reset {
		2457	my ($self) = @_;
		2458
		2459	$self->reset_at <= $cf::RUNTIME
		2460	}
		2461
		2462	sub reset {
		2463	my ($self) = @_;
		2464
		2465	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2466
		2467	return if $self->players;
		2468
		2469	cf::trace "resetting map ", $self->path, "\n";
		2470
2261	$self->in_memory (cf::MAP_SWAPPED);	2471	$self->state (cf::MAP_SWAPPED);
		2472
		2473	# need to save uniques path
		2474	unless ($self->{deny_save}) {
		2475	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2476
		2477	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2478	if $uniq;
		2479	}
		2480
		2481	delete $cf::MAP{$self->path};
2262		2482
2263	$self->deactivate;	2483	$self->deactivate;
2264	$_->clear_links_to ($self) for values %cf::MAP;	2484	$_->clear_links_to ($self) for values %cf::MAP;
2265	$self->clear;	2485	$self->clear;
2266	}
2267
2268	sub reset_at {
2269	my ($self) = @_;
2270
2271	# TODO: safety, remove and allow resettable per-player maps
2272	return 1e99 if $self->{deny_reset};
2273
2274	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2275	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2276
2277	$time + $to
2278	}
2279
2280	sub should_reset {
2281	my ($self) = @_;
2282
2283	$self->reset_at <= $cf::RUNTIME
2284	}
2285
2286	sub reset {
2287	my ($self) = @_;
2288
2289	my $lock = cf::lock_acquire "map_data:$self->{path}";
2290
2291	return if $self->players;
2292
2293	warn "resetting map ", $self->path;
2294
2295	$self->in_memory (cf::MAP_SWAPPED);
2296
2297	# need to save uniques path
2298	unless ($self->{deny_save}) {
2299	my $uniq = $self->uniq_path; utf8::encode $uniq;
2300
2301	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2302	if $uniq;
2303	}
2304
2305	delete $cf::MAP{$self->path};
2306
2307	$self->deactivate;
2308	$_->clear_links_to ($self) for values %cf::MAP;
2309	$self->clear;
2310		2486
2311	$self->unlink_save;	2487	$self->unlink_save;
2312	$self->destroy;	2488	$self->destroy;
2313	}	2489	}
2314		2490
…		…
2322		2498
2323	delete $cf::MAP{$self->path};	2499	delete $cf::MAP{$self->path};
2324		2500
2325	$self->unlink_save;	2501	$self->unlink_save;
2326		2502
2327	bless $self, "cf::map";	2503	bless $self, "cf::map::wrap";
2328	delete $self->{deny_reset};	2504	delete $self->{deny_reset};
2329	$self->{deny_save} = 1;	2505	$self->{deny_save} = 1;
2330	$self->reset_timeout (1);	2506	$self->reset_timeout (1);
2331	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2507	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2332		2508
…		…
2389	: normalise $_	2565	: normalise $_
2390	} @{ aio_readdir $UNIQUEDIR or [] }	2566	} @{ aio_readdir $UNIQUEDIR or [] }
2391	]	2567	]
2392	}	2568	}
2393		2569
		2570	=item cf::map::static_maps
		2571
		2572	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2573	file in the shared directory excluding F</styles> and F</editor>). May
		2574	block.
		2575
		2576	=cut
		2577
		2578	sub static_maps() {
		2579	my @dirs = "";
		2580	my @maps;
		2581
		2582	while (@dirs) {
		2583	my $dir = shift @dirs;
		2584
		2585	next if $dir eq "/styles" || $dir eq "/editor";
		2586
		2587	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2588	or return;
		2589
		2590	for (@$files) {
		2591	s/\.map$// or next;
		2592	utf8::decode $_;
		2593	push @maps, "$dir/$_";
		2594	}
		2595
		2596	push @dirs, map "$dir/$_", @$dirs;
		2597	}
		2598
		2599	\@maps
		2600	}
		2601
2394	=back	2602	=back
2395		2603
2396	=head3 cf::object	2604	=head3 cf::object
2397		2605
2398	=cut	2606	=cut
…		…
2459	can be C<undef>. Does the right thing when the player is currently in a	2667	can be C<undef>. Does the right thing when the player is currently in a
2460	dialogue with the given NPC character.	2668	dialogue with the given NPC character.
2461		2669
2462	=cut	2670	=cut
2463		2671
		2672	our $SAY_CHANNEL = {
		2673	id => "say",
		2674	title => "Map",
		2675	reply => "say ",
		2676	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2677	};
		2678
		2679	our $CHAT_CHANNEL = {
		2680	id => "chat",
		2681	title => "Chat",
		2682	reply => "chat ",
		2683	tooltip => "Player chat and shouts, global to the server.",
		2684	};
		2685
2464	# rough implementation of a future "reply" method that works	2686	# rough implementation of a future "reply" method that works
2465	# with dialog boxes.	2687	# with dialog boxes.
2466	#TODO: the first argument must go, split into a $npc->reply_to ( method	2688	#TODO: the first argument must go, split into a $npc->reply_to ( method
2467	sub cf::object::player::reply($$$;$) {	2689	sub cf::object::player::reply($$$;$) {
2468	my ($self, $npc, $msg, $flags) = @_;	2690	my ($self, $npc, $msg, $flags) = @_;
…		…
2479	my $dialog = $pl->{npc_dialog};	2701	my $dialog = $pl->{npc_dialog};
2480	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2702	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2481		2703
2482	} else {	2704	} else {
2483	$msg = $npc->name . " says: $msg" if $npc;	2705	$msg = $npc->name . " says: $msg" if $npc;
2484	$self->message ($msg, $flags);	2706	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2485	}	2707	}
2486	}	2708	}
2487	}	2709	}
2488		2710
2489	=item $object->send_msg ($channel, $msg, $color, [extra...])	2711	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2514		2736
2515	=item $player_object->enter_link	2737	=item $player_object->enter_link
2516		2738
2517	Freezes the player and moves him/her to a special map (C<{link}>).	2739	Freezes the player and moves him/her to a special map (C<{link}>).
2518		2740
2519	The player should be reasonably safe there for short amounts of time. You	2741	The player should be reasonably safe there for short amounts of time (e.g.
2520	I<MUST> call C<leave_link> as soon as possible, though.	2742	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2743	though, as the player cannot control the character while it is on the link
		2744	map.
2521		2745
2522	Will never block.	2746	Will never block.
2523		2747
2524	=item $player_object->leave_link ($map, $x, $y)	2748	=item $player_object->leave_link ($map, $x, $y)
2525		2749
…		…
2545	sub cf::object::player::enter_link {	2769	sub cf::object::player::enter_link {
2546	my ($self) = @_;	2770	my ($self) = @_;
2547		2771
2548	$self->deactivate_recursive;	2772	$self->deactivate_recursive;
2549		2773
		2774	++$self->{_link_recursion};
		2775
2550	return if UNIVERSAL::isa $self->map, "ext::map_link";	2776	return if UNIVERSAL::isa $self->map, "ext::map_link";
2551		2777
2552	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2778	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2553	if $self->map && $self->map->{path} ne "{link}";	2779	if $self->map && $self->map->{path} ne "{link}";
2554		2780
2555	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2781	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2556	}	2782	}
2557		2783
2558	sub cf::object::player::leave_link {	2784	sub cf::object::player::leave_link {
2559	my ($self, $map, $x, $y) = @_;	2785	my ($self, $map, $x, $y) = @_;
2560		2786
…		…
2577	($x, $y) = (-1, -1)	2803	($x, $y) = (-1, -1)
2578	unless (defined $x) && (defined $y);	2804	unless (defined $x) && (defined $y);
2579		2805
2580	# use -1 or undef as default coordinates, not 0, 0	2806	# use -1 or undef as default coordinates, not 0, 0
2581	($x, $y) = ($map->enter_x, $map->enter_y)	2807	($x, $y) = ($map->enter_x, $map->enter_y)
2582	if $x <=0 && $y <= 0;	2808	if $x <= 0 && $y <= 0;
2583		2809
2584	$map->load;	2810	$map->load;
2585	$map->load_neighbours;
2586		2811
2587	return unless $self->contr->active;	2812	return unless $self->contr->active;
2588	$self->activate_recursive;
2589		2813
2590	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2814	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2591	$self->enter_map ($map, $x, $y);	2815	if ($self->enter_map ($map, $x, $y)) {
2592	}	2816	# entering was successful
		2817	delete $self->{_link_recursion};
		2818	# only activate afterwards, to support waiting in hooks
		2819	$self->activate_recursive;
		2820	}
2593		2821
		2822	}
		2823
2594	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2824	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2595		2825
2596	Moves the player to the given map-path and coordinates by first freezing	2826	Moves the player to the given map-path and coordinates by first freezing
2597	her, loading and preparing them map, calling the provided $check callback	2827	her, loading and preparing them map, calling the provided $check callback
2598	that has to return the map if sucecssful, and then unfreezes the player on	2828	that has to return the map if sucecssful, and then unfreezes the player on
2599	the new (success) or old (failed) map position. In either case, $done will	2829	the new (success) or old (failed) map position. In either case, $done will
2600	be called at the end of this process.	2830	be called at the end of this process.
2601		2831
		2832	Note that $check will be called with a potentially non-loaded map, so if
		2833	it needs a loaded map it has to call C<< ->load >>.
		2834
2602	=cut	2835	=cut
2603		2836
2604	our $GOTOGEN;	2837	our $GOTOGEN;
2605		2838
2606	sub cf::object::player::goto {	2839	sub cf::object::player::goto {
2607	my ($self, $path, $x, $y, $check, $done) = @_;	2840	my ($self, $path, $x, $y, $check, $done) = @_;
		2841
		2842	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2843	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2844	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2845	($path, $x, $y) = @$EMERGENCY_POSITION;
		2846	}
2608		2847
2609	# do generation counting so two concurrent goto's will be executed in-order	2848	# do generation counting so two concurrent goto's will be executed in-order
2610	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2849	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2611		2850
2612	$self->enter_link;	2851	$self->enter_link;
…		…
2632	($path, $x, $y) = (undef, undef, undef);	2871	($path, $x, $y) = (undef, undef, undef);
2633	}	2872	}
2634	}	2873	}
2635		2874
2636	my $map = eval {	2875	my $map = eval {
2637	my $map = defined $path ? cf::map::find $path : undef;	2876	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2638		2877
2639	if ($map) {	2878	if ($map) {
2640	$map = $map->customise_for ($self);	2879	$map = $map->customise_for ($self);
2641	$map = $check->($map) if $check && $map;	2880	$map = $check->($map, $x, $y, $self) if $check && $map;
2642	} else {	2881	} else {
2643	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2882	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2644	}	2883	}
2645		2884
2646	$map	2885	$map
…		…
2654	if ($gen == $self->{_goto_generation}) {	2893	if ($gen == $self->{_goto_generation}) {
2655	delete $self->{_goto_generation};	2894	delete $self->{_goto_generation};
2656	$self->leave_link ($map, $x, $y);	2895	$self->leave_link ($map, $x, $y);
2657	}	2896	}
2658		2897
2659	$done->() if $done;	2898	$done->($self) if $done;
2660	})->prio (1);	2899	})->prio (1);
2661	}	2900	}
2662		2901
2663	=item $player_object->enter_exit ($exit_object)	2902	=item $player_object->enter_exit ($exit_object)
2664		2903
…		…
2684	}	2923	}
2685		2924
2686	sub prepare_random_map {	2925	sub prepare_random_map {
2687	my ($exit) = @_;	2926	my ($exit) = @_;
2688		2927
2689	my $guard = cf::lock_acquire "exit_prepare:$exit";
2690
2691	# all this does is basically replace the /! path by	2928	# all this does is basically replace the /! path by
2692	# a new random map path (?random/...) with a seed	2929	# a new random map path (?random/...) with a seed
2693	# that depends on the exit object	2930	# that depends on the exit object
2694		2931
2695	my $rmp = parse_random_map_params $exit->msg;	2932	my $rmp = parse_random_map_params $exit->msg;
…		…
2697	if ($exit->map) {	2934	if ($exit->map) {
2698	$rmp->{region} = $exit->region->name;	2935	$rmp->{region} = $exit->region->name;
2699	$rmp->{origin_map} = $exit->map->path;	2936	$rmp->{origin_map} = $exit->map->path;
2700	$rmp->{origin_x} = $exit->x;	2937	$rmp->{origin_x} = $exit->x;
2701	$rmp->{origin_y} = $exit->y;	2938	$rmp->{origin_y} = $exit->y;
		2939
		2940	$exit->map->touch;
2702	}	2941	}
2703		2942
2704	$rmp->{random_seed} ||= $exit->random_seed;	2943	$rmp->{random_seed} ||= $exit->random_seed;
2705		2944
2706	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);	2945	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
…		…
2710	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2949	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2711	aio_write $fh, 0, (length $data), $data, 0;	2950	aio_write $fh, 0, (length $data), $data, 0;
2712	undef $fh;	2951	undef $fh;
2713	aio_rename "$meta~", $meta;	2952	aio_rename "$meta~", $meta;
2714		2953
		2954	my $slaying = "?random/$md5";
		2955
		2956	if ($exit->valid) {
2715	$exit->slaying ("?random/$md5");	2957	$exit->slaying ("?random/$md5");
2716	$exit->msg (undef);	2958	$exit->msg (undef);
		2959	}
2717	}	2960	}
2718	}	2961	}
2719		2962
2720	sub cf::object::player::enter_exit {	2963	sub cf::object::player::enter_exit {
2721	my ($self, $exit) = @_;	2964	my ($self, $exit) = @_;
2722		2965
2723	return unless $self->type == cf::PLAYER;	2966	return unless $self->type == cf::PLAYER;
2724		2967
2725	if ($exit->slaying eq "/!") {
2726	#TODO: this should de-fi-ni-te-ly not be a sync-job
2727	# the problem is that $exit might not survive long enough
2728	# so it needs to be done right now, right here
2729	cf::sync_job { prepare_random_map $exit };
2730	}
2731
2732	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2733	my $hp = $exit->stats->hp;
2734	my $sp = $exit->stats->sp;
2735
2736	$self->enter_link;	2968	$self->enter_link;
2737		2969
2738	# if exit is damned, update players death & WoR home-position
2739	$self->contr->savebed ($slaying, $hp, $sp)
2740	if $exit->flag (FLAG_DAMNED);
2741
2742	(async {	2970	(async {
2743	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2971	$Coro::current->{desc} = "enter_exit";
2744		2972
2745	$self->deactivate_recursive; # just to be sure
2746	unless (eval {	2973	unless (eval {
		2974	$self->deactivate_recursive; # just to be sure
		2975
		2976	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2977	my $x = $exit->stats->hp;
		2978	my $y = $exit->stats->sp;
		2979
		2980	# special map handling
		2981	my $slaying = $exit->slaying;
		2982
		2983	# special map handling
		2984	if ($slaying eq "/!") {
		2985	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2986
		2987	prepare_random_map $exit
		2988	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2989
		2990	$map = $exit->slaying;
		2991
		2992	} elsif ($slaying eq '!up') {
		2993	$map = $exit->map->tile_path (cf::TILE_UP);
		2994	$x = $exit->x;
		2995	$y = $exit->y;
		2996
		2997	} elsif ($slaying eq '!down') {
		2998	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2999	$x = $exit->x;
		3000	$y = $exit->y;
		3001	}
		3002
2747	$self->goto ($slaying, $hp, $sp);	3003	$self->goto ($map, $x, $y);
2748		3004
		3005	# if exit is damned, update players death & WoR home-position
		3006	$self->contr->savebed ($map, $x, $y)
		3007	if $exit->flag (cf::FLAG_DAMNED);
		3008
2749	1;	3009	1
2750	}) {	3010	}) {
2751	$self->message ("Something went wrong deep within the crossfire server. "	3011	$self->message ("Something went wrong deep within the deliantra server. "
2752	. "I'll try to bring you back to the map you were before. "	3012	. "I'll try to bring you back to the map you were before. "
2753	. "Please report this to the dungeon master!",	3013	. "Please report this to the dungeon master!",
2754	cf::NDI_UNIQUE | cf::NDI_RED);	3014	cf::NDI_UNIQUE | cf::NDI_RED);
2755		3015
2756	warn "ERROR in enter_exit: $@";	3016	error "ERROR in enter_exit: $@";
2757	$self->leave_link;	3017	$self->leave_link;
2758	}	3018	}
2759	})->prio (1);	3019	})->prio (1);
2760	}	3020	}
2761		3021
…		…
2773	sub cf::client::send_drawinfo {	3033	sub cf::client::send_drawinfo {
2774	my ($self, $text, $flags) = @_;	3034	my ($self, $text, $flags) = @_;
2775		3035
2776	utf8::encode $text;	3036	utf8::encode $text;
2777	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3037	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		3038	}
		3039
		3040	=item $client->send_big_packet ($pkt)
		3041
		3042	Like C<send_packet>, but tries to compress large packets, and fragments
		3043	them as required.
		3044
		3045	=cut
		3046
		3047	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3048
		3049	sub cf::client::send_big_packet {
		3050	my ($self, $pkt) = @_;
		3051
		3052	# try lzf for large packets
		3053	$pkt = "lzf " . Compress::LZF::compress $pkt
		3054	if 1024 <= length $pkt and $self->{can_lzf};
		3055
		3056	# split very large packets
		3057	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3058	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3059	$pkt = "frag";
		3060	}
		3061
		3062	$self->send_packet ($pkt);
2778	}	3063	}
2779		3064
2780	=item $client->send_msg ($channel, $msg, $color, [extra...])	3065	=item $client->send_msg ($channel, $msg, $color, [extra...])
2781		3066
2782	Send a drawinfo or msg packet to the client, formatting the msg for the	3067	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2786		3071
2787	=cut	3072	=cut
2788		3073
2789	# non-persistent channels (usually the info channel)	3074	# non-persistent channels (usually the info channel)
2790	our %CHANNEL = (	3075	our %CHANNEL = (
		3076	"c/motd" => {
		3077	id => "infobox",
		3078	title => "MOTD",
		3079	reply => undef,
		3080	tooltip => "The message of the day",
		3081	},
2791	"c/identify" => {	3082	"c/identify" => {
2792	id => "infobox",	3083	id => "infobox",
2793	title => "Identify",	3084	title => "Identify",
2794	reply => undef,	3085	reply => undef,
2795	tooltip => "Items recently identified",	3086	tooltip => "Items recently identified",
…		…
2797	"c/examine" => {	3088	"c/examine" => {
2798	id => "infobox",	3089	id => "infobox",
2799	title => "Examine",	3090	title => "Examine",
2800	reply => undef,	3091	reply => undef,
2801	tooltip => "Signs and other items you examined",	3092	tooltip => "Signs and other items you examined",
		3093	},
		3094	"c/shopinfo" => {
		3095	id => "infobox",
		3096	title => "Shop Info",
		3097	reply => undef,
		3098	tooltip => "What your bargaining skill tells you about the shop",
2802	},	3099	},
2803	"c/book" => {	3100	"c/book" => {
2804	id => "infobox",	3101	id => "infobox",
2805	title => "Book",	3102	title => "Book",
2806	reply => undef,	3103	reply => undef,
…		…
2822	id => "infobox",	3119	id => "infobox",
2823	title => "Body Parts",	3120	title => "Body Parts",
2824	reply => undef,	3121	reply => undef,
2825	tooltip => "Shows which body parts you posess and are available",	3122	tooltip => "Shows which body parts you posess and are available",
2826	},	3123	},
		3124	"c/statistics" => {
		3125	id => "infobox",
		3126	title => "Statistics",
		3127	reply => undef,
		3128	tooltip => "Shows your primary statistics",
		3129	},
		3130	"c/skills" => {
		3131	id => "infobox",
		3132	title => "Skills",
		3133	reply => undef,
		3134	tooltip => "Shows your experience per skill and item power",
		3135	},
		3136	"c/shopitems" => {
		3137	id => "infobox",
		3138	title => "Shop Items",
		3139	reply => undef,
		3140	tooltip => "Shows the items currently for sale in this shop",
		3141	},
		3142	"c/resistances" => {
		3143	id => "infobox",
		3144	title => "Resistances",
		3145	reply => undef,
		3146	tooltip => "Shows your resistances",
		3147	},
		3148	"c/pets" => {
		3149	id => "infobox",
		3150	title => "Pets",
		3151	reply => undef,
		3152	tooltip => "Shows information abotu your pets/a specific pet",
		3153	},
		3154	"c/perceiveself" => {
		3155	id => "infobox",
		3156	title => "Perceive Self",
		3157	reply => undef,
		3158	tooltip => "You gained detailed knowledge about yourself",
		3159	},
2827	"c/uptime" => {	3160	"c/uptime" => {
2828	id => "infobox",	3161	id => "infobox",
2829	title => "Uptime",	3162	title => "Uptime",
2830	reply => undef,	3163	reply => undef,
2831	tooltip => "How long the server has been running since last restart",	3164	tooltip => "How long the server has been running since last restart",
…		…
2840	id => "party",	3173	id => "party",
2841	title => "Party",	3174	title => "Party",
2842	reply => "gsay ",	3175	reply => "gsay ",
2843	tooltip => "Messages and chat related to your party",	3176	tooltip => "Messages and chat related to your party",
2844	},	3177	},
		3178	"c/death" => {
		3179	id => "death",
		3180	title => "Death",
		3181	reply => undef,
		3182	tooltip => "Reason for and more info about your most recent death",
		3183	},
		3184	"c/say" => $SAY_CHANNEL,
		3185	"c/chat" => $CHAT_CHANNEL,
2845	);	3186	);
2846		3187
2847	sub cf::client::send_msg {	3188	sub cf::client::send_msg {
2848	my ($self, $channel, $msg, $color, @extra) = @_;	3189	my ($self, $channel, $msg, $color, @extra) = @_;
2849		3190
2850	$msg = $self->pl->expand_cfpod ($msg);	3191	$msg = $self->pl->expand_cfpod ($msg)
		3192	unless $color & cf::NDI_VERBATIM;
2851		3193
2852	$color &= cf::NDI_CLIENT_MASK; # just in case...	3194	$color &= cf::NDI_CLIENT_MASK; # just in case...
2853		3195
2854	# check predefined channels, for the benefit of C	3196	# check predefined channels, for the benefit of C
2855	if ($CHANNEL{$channel}) {	3197	if ($CHANNEL{$channel}) {
2856	$channel = $CHANNEL{$channel};	3198	$channel = $CHANNEL{$channel};
2857		3199
2858	$self->ext_msg (channel_info => $channel)	3200	$self->ext_msg (channel_info => $channel);
2859	if $self->can_msg;
2860
2861	$channel = $channel->{id};	3201	$channel = $channel->{id};
2862		3202
2863	} elsif (ref $channel) {	3203	} elsif (ref $channel) {
2864	# send meta info to client, if not yet sent	3204	# send meta info to client, if not yet sent
2865	unless (exists $self->{channel}{$channel->{id}}) {	3205	unless (exists $self->{channel}{$channel->{id}}) {
2866	$self->{channel}{$channel->{id}} = $channel;	3206	$self->{channel}{$channel->{id}} = $channel;
2867	$self->ext_msg (channel_info => $channel)	3207	$self->ext_msg (channel_info => $channel);
2868	if $self->can_msg;
2869	}	3208	}
2870		3209
2871	$channel = $channel->{id};	3210	$channel = $channel->{id};
2872	}	3211	}
2873		3212
2874	return unless @extra || length $msg;	3213	return unless @extra || length $msg;
2875		3214
2876	if ($self->can_msg) {
2877	# default colour, mask it out	3215	# default colour, mask it out
2878	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3216	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2879	if $color & cf::NDI_DEF;	3217	if $color & cf::NDI_DEF;
2880		3218
2881	$self->send_packet ("msg " . $self->{json_coder}->encode (	3219	my $pkt = "msg "
		3220	. $self->{json_coder}->encode (
2882	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3221	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2883	} else {	3222	);
2884	if ($color >= 0) {
2885	# replace some tags by gcfclient-compatible ones
2886	for ($msg) {
2887	1 while
2888	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2889	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2890	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2891	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2892	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2893	}
2894		3223
2895	$color &= cf::NDI_COLOR_MASK;	3224	$self->send_big_packet ($pkt);
2896
2897	utf8::encode $msg;
2898
2899	if (0 && $msg =~ /\[/) {
2900	# COMMAND/INFO
2901	$self->send_packet ("drawextinfo $color 10 8 $msg")
2902	} else {
2903	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2904	$self->send_packet ("drawinfo $color $msg")
2905	}
2906	}
2907	}
2908	}	3225	}
2909		3226
2910	=item $client->ext_msg ($type, @msg)	3227	=item $client->ext_msg ($type, @msg)
2911		3228
2912	Sends an ext event to the client.	3229	Sends an ext event to the client.
…		…
2915		3232
2916	sub cf::client::ext_msg($$@) {	3233	sub cf::client::ext_msg($$@) {
2917	my ($self, $type, @msg) = @_;	3234	my ($self, $type, @msg) = @_;
2918		3235
2919	if ($self->extcmd == 2) {	3236	if ($self->extcmd == 2) {
2920	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3237	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2921	} elsif ($self->extcmd == 1) { # TODO: remove	3238	} elsif ($self->extcmd == 1) { # TODO: remove
2922	push @msg, msgtype => "event_$type";	3239	push @msg, msgtype => "event_$type";
2923	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3240	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2924	}	3241	}
2925	}	3242	}
2926		3243
2927	=item $client->ext_reply ($msgid, @msg)	3244	=item $client->ext_reply ($msgid, @msg)
2928		3245
…		…
2931	=cut	3248	=cut
2932		3249
2933	sub cf::client::ext_reply($$@) {	3250	sub cf::client::ext_reply($$@) {
2934	my ($self, $id, @msg) = @_;	3251	my ($self, $id, @msg) = @_;
2935		3252
2936	if ($self->extcmd == 2) {	3253	return unless $self->extcmd == 2;
		3254
2937	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3255	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2938	} elsif ($self->extcmd == 1) {
2939	#TODO: version 1, remove
2940	unshift @msg, msgtype => "reply", msgid => $id;
2941	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2942	}
2943	}	3256	}
2944		3257
2945	=item $success = $client->query ($flags, "text", \&cb)	3258	=item $success = $client->query ($flags, "text", \&cb)
2946		3259
2947	Queues a query to the client, calling the given callback with	3260	Queues a query to the client, calling the given callback with
…		…
3002	my ($ns, $buf) = @_;	3315	my ($ns, $buf) = @_;
3003		3316
3004	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3317	my $msg = eval { $ns->{json_coder}->decode ($buf) };
3005		3318
3006	if (ref $msg) {	3319	if (ref $msg) {
3007	my ($type, $reply, @payload) =	3320	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
3008	"ARRAY" eq ref $msg
3009	? @$msg
3010	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
3011		3321
3012	my @reply;	3322	my @reply;
3013		3323
3014	if (my $cb = $EXTICMD{$type}) {	3324	if (my $cb = $EXTICMD{$type}) {
3015	@reply = $cb->($ns, @payload);	3325	@reply = $cb->($ns, @payload);
…		…
3017		3327
3018	$ns->ext_reply ($reply, @reply)	3328	$ns->ext_reply ($reply, @reply)
3019	if $reply;	3329	if $reply;
3020		3330
3021	} else {	3331	} else {
3022	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3332	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3023	}	3333	}
3024		3334
3025	cf::override;	3335	cf::override;
3026	},	3336	},
3027	);	3337	);
…		…
3047		3357
3048	$coro	3358	$coro
3049	}	3359	}
3050		3360
3051	cf::client->attach (	3361	cf::client->attach (
3052	on_destroy => sub {	3362	on_client_destroy => sub {
3053	my ($ns) = @_;	3363	my ($ns) = @_;
3054		3364
3055	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3365	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
3056	},	3366	},
3057	);	3367	);
…		…
3073	our $safe_hole = new Safe::Hole;	3383	our $safe_hole = new Safe::Hole;
3074		3384
3075	$SIG{FPE} = 'IGNORE';	3385	$SIG{FPE} = 'IGNORE';
3076		3386
3077	$safe->permit_only (Opcode::opset qw(	3387	$safe->permit_only (Opcode::opset qw(
3078	:base_core :base_mem :base_orig :base_math	3388	:base_core :base_mem :base_orig :base_math :base_loop
3079	grepstart grepwhile mapstart mapwhile	3389	grepstart grepwhile mapstart mapwhile
3080	sort time	3390	sort time
3081	));	3391	));
3082		3392
3083	# here we export the classes and methods available to script code	3393	# here we export the classes and methods available to script code
…		…
3087	The following functions and methods are available within a safe environment:	3397	The following functions and methods are available within a safe environment:
3088		3398
3089	cf::object	3399	cf::object
3090	contr pay_amount pay_player map x y force_find force_add destroy	3400	contr pay_amount pay_player map x y force_find force_add destroy
3091	insert remove name archname title slaying race decrease split	3401	insert remove name archname title slaying race decrease split
		3402	value
3092		3403
3093	cf::object::player	3404	cf::object::player
3094	player	3405	player
3095		3406
3096	cf::player	3407	cf::player
…		…
3101		3412
3102	=cut	3413	=cut
3103		3414
3104	for (	3415	for (
3105	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3416	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3106	insert remove inv name archname title slaying race	3417	insert remove inv nrof name archname title slaying race
3107	decrease split destroy)],	3418	decrease split destroy change_exp value msg lore send_msg)],
3108	["cf::object::player" => qw(player)],	3419	["cf::object::player" => qw(player)],
3109	["cf::player" => qw(peaceful)],	3420	["cf::player" => qw(peaceful send_msg)],
3110	["cf::map" => qw(trigger)],	3421	["cf::map" => qw(trigger)],
3111	) {	3422	) {
3112	no strict 'refs';
3113	my ($pkg, @funs) = @$_;	3423	my ($pkg, @funs) = @$_;
3114	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3424	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3115	for @funs;	3425	for @funs;
3116	}	3426	}
3117		3427
…		…
3132		3442
3133	my $qcode = $code;	3443	my $qcode = $code;
3134	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3444	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3135	$qcode =~ s/\n/\\n/g;	3445	$qcode =~ s/\n/\\n/g;
3136		3446
		3447	%vars = (_dummy => 0) unless %vars;
		3448
		3449	my @res;
3137	local $_;	3450	local $_;
3138	local @safe::cf::_safe_eval_args = values %vars;
3139		3451
3140	my $eval =	3452	my $eval =
3141	"do {\n"	3453	"do {\n"
3142	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3454	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3143	. "#line 0 \"{$qcode}\"\n"	3455	. "#line 0 \"{$qcode}\"\n"
3144	. $code	3456	. $code
3145	. "\n}"	3457	. "\n}"
3146	;	3458	;
3147		3459
		3460	if ($CFG{safe_eval}) {
3148	sub_generation_inc;	3461	sub_generation_inc;
		3462	local @safe::cf::_safe_eval_args = values %vars;
3149	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3463	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3150	sub_generation_inc;	3464	sub_generation_inc;
		3465	} else {
		3466	local @cf::_safe_eval_args = values %vars;
		3467	@res = wantarray ? eval eval : scalar eval $eval;
		3468	}
3151		3469
3152	if ($@) {	3470	if ($@) {
3153	warn "$@";	3471	warn "$@",
3154	warn "while executing safe code '$code'\n";	3472	"while executing safe code '$code'\n",
3155	warn "with arguments " . (join " ", %vars) . "\n";	3473	"with arguments " . (join " ", %vars) . "\n";
3156	}	3474	}
3157		3475
3158	wantarray ? @res : $res[0]	3476	wantarray ? @res : $res[0]
3159	}	3477	}
3160		3478
…		…
3174	=cut	3492	=cut
3175		3493
3176	sub register_script_function {	3494	sub register_script_function {
3177	my ($fun, $cb) = @_;	3495	my ($fun, $cb) = @_;
3178		3496
3179	no strict 'refs';	3497	$fun = "safe::$fun" if $CFG{safe_eval};
3180	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3498	*$fun = $safe_hole->wrap ($cb);
3181	}	3499	}
3182		3500
3183	=back	3501	=back
3184		3502
3185	=cut	3503	=cut
3186		3504
3187	#############################################################################	3505	#############################################################################
3188	# the server's init and main functions	3506	# the server's init and main functions
		3507
		3508	our %FACEHASH; # hash => idx, #d# HACK for http server
3189		3509
3190	sub load_facedata($) {	3510	sub load_facedata($) {
3191	my ($path) = @_;	3511	my ($path) = @_;
3192		3512
3193	# HACK to clear player env face cache, we need some signal framework	3513	# HACK to clear player env face cache, we need some signal framework
3194	# for this (global event?)	3514	# for this (global event?)
3195	%ext::player_env::MUSIC_FACE_CACHE = ();	3515	%ext::player_env::MUSIC_FACE_CACHE = ();
3196		3516
3197	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3517	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3198		3518
3199	warn "loading facedata from $path\n";	3519	trace "loading facedata from $path\n";
3200		3520
3201	my $facedata;	3521	my $facedata = decode_storable load_file $path;
3202	0 < aio_load $path, $facedata
3203	or die "$path: $!";
3204
3205	$facedata = Coro::Storable::thaw $facedata;
3206		3522
3207	$facedata->{version} == 2	3523	$facedata->{version} == 2
3208	or cf::cleanup "$path: version mismatch, cannot proceed.";	3524	or cf::cleanup "$path: version mismatch, cannot proceed.";
3209		3525
3210	# patch in the exptable	3526	# patch in the exptable
		3527	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3211	$facedata->{resource}{"res/exp_table"} = {	3528	$facedata->{resource}{"res/exp_table"} = {
3212	type => FT_RSRC,	3529	type => FT_RSRC,
3213	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3530	data => $exp_table,
		3531	hash => (Digest::MD5::md5 $exp_table),
3214	};	3532	};
3215	cf::cede_to_tick;	3533	cf::cede_to_tick;
3216		3534
3217	{	3535	{
3218	my $faces = $facedata->{faceinfo};	3536	my $faces = $facedata->{faceinfo};
3219		3537
3220	while (my ($face, $info) = each %$faces) {	3538	for my $face (sort keys %$faces) {
		3539	my $info = $faces->{$face};
3221	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3540	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3222		3541
3223	cf::face::set_visibility $idx, $info->{visibility};	3542	cf::face::set_visibility $idx, $info->{visibility};
3224	cf::face::set_magicmap $idx, $info->{magicmap};	3543	cf::face::set_magicmap $idx, $info->{magicmap};
3225	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3544	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3226	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3545	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3546	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
		3547	$FACEHASH{$info->{hash64}} = $idx;#d#
3227		3548
3228	cf::cede_to_tick;	3549	cf::cede_to_tick;
3229	}	3550	}
3230		3551
3231	while (my ($face, $info) = each %$faces) {	3552	while (my ($face, $info) = each %$faces) {
…		…
3236		3557
3237	if (my $smooth = cf::face::find $info->{smooth}) {	3558	if (my $smooth = cf::face::find $info->{smooth}) {
3238	cf::face::set_smooth $idx, $smooth;	3559	cf::face::set_smooth $idx, $smooth;
3239	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3560	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3240	} else {	3561	} else {
3241	warn "smooth face '$info->{smooth}' not found for face '$face'";	3562	error "smooth face '$info->{smooth}' not found for face '$face'";
3242	}	3563	}
3243		3564
3244	cf::cede_to_tick;	3565	cf::cede_to_tick;
3245	}	3566	}
3246	}	3567	}
…		…
3255		3576
3256	cf::anim::invalidate_all; # d'oh	3577	cf::anim::invalidate_all; # d'oh
3257	}	3578	}
3258		3579
3259	{	3580	{
3260	# TODO: for gcfclient pleasure, we should give resources
3261	# that gcfclient doesn't grok a >10000 face index.
3262	my $res = $facedata->{resource};	3581	my $res = $facedata->{resource};
3263		3582
3264	while (my ($name, $info) = each %$res) {	3583	while (my ($name, $info) = each %$res) {
3265	if (defined $info->{type}) {	3584	if (defined (my $type = $info->{type})) {
		3585	# TODO: different hash - must free and use new index, or cache ixface data queue
3266	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3586	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3267	my $data;
3268		3587
3269	if ($info->{type} & 1) {	3588	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3270	# prepend meta info
3271
3272	my $meta = $enc->encode ({
3273	name => $name,
3274	%{ $info->{meta} || {} },
3275	});
3276
3277	$data = pack "(w/a*)*", $meta, $info->{data};
3278	} else {
3279	$data = $info->{data};
3280	}
3281
3282	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3283	cf::face::set_type $idx, $info->{type};	3589	cf::face::set_type $idx, $type;
		3590	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3591	$FACEHASH{$info->{hash}} = $idx;#d#
3284	} else {	3592	} else {
3285	$RESOURCE{$name} = $info;	3593	# $RESOURCE{$name} = $info; # unused
3286	}	3594	}
3287		3595
3288	cf::cede_to_tick;	3596	cf::cede_to_tick;
3289	}	3597	}
3290	}	3598	}
3291		3599
3292	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3600	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3293		3601
3294	1	3602	1
3295	}	3603	}
3296
3297	cf::global->attach (on_resource_update => sub {
3298	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3299	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3300
3301	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3302	my $sound = $soundconf->{compat}[$_]
3303	or next;
3304
3305	my $face = cf::face::find "sound/$sound->[1]";
3306	cf::sound::set $sound->[0] => $face;
3307	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3308	}
3309
3310	while (my ($k, $v) = each %{$soundconf->{event}}) {
3311	my $face = cf::face::find "sound/$v";
3312	cf::sound::set $k => $face;
3313	}
3314	}
3315	});
3316		3604
3317	register_exticmd fx_want => sub {	3605	register_exticmd fx_want => sub {
3318	my ($ns, $want) = @_;	3606	my ($ns, $want) = @_;
3319		3607
3320	while (my ($k, $v) = each %$want) {	3608	while (my ($k, $v) = each %$want) {
…		…
3359	sub reload_treasures {	3647	sub reload_treasures {
3360	load_resource_file "$DATADIR/treasures"	3648	load_resource_file "$DATADIR/treasures"
3361	or die "unable to load treasurelists\n";	3649	or die "unable to load treasurelists\n";
3362	}	3650	}
3363		3651
		3652	sub reload_sound {
		3653	trace "loading sound config from $DATADIR/sound\n";
		3654
		3655	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3656
		3657	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3658	my $sound = $soundconf->{compat}[$_]
		3659	or next;
		3660
		3661	my $face = cf::face::find "sound/$sound->[1]";
		3662	cf::sound::set $sound->[0] => $face;
		3663	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3664	}
		3665
		3666	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3667	my $face = cf::face::find "sound/$v";
		3668	cf::sound::set $k => $face;
		3669	}
		3670	}
		3671
3364	sub reload_resources {	3672	sub reload_resources {
3365	warn "reloading resource files...\n";	3673	trace "reloading resource files...\n";
3366		3674
		3675	reload_exp_table;
		3676	reload_materials;
3367	reload_facedata;	3677	reload_facedata;
		3678	reload_sound;
3368	reload_archetypes;	3679	reload_archetypes;
3369	reload_regions;	3680	reload_regions;
3370	reload_treasures;	3681	reload_treasures;
3371		3682
3372	warn "finished reloading resource files\n";	3683	trace "finished reloading resource files\n";
3373	}
3374
3375	sub init {
3376	my $guard = freeze_mainloop;
3377
3378	reload_resources;
3379	}	3684	}
3380		3685
3381	sub reload_config {	3686	sub reload_config {
3382	open my $fh, "<:utf8", "$CONFDIR/config"	3687	trace "reloading config file...\n";
3383	or return;
3384		3688
3385	local $/;	3689	my $config = load_file "$CONFDIR/config";
3386	*CFG = YAML::Load <$fh>;	3690	utf8::decode $config;
		3691	*CFG = decode_yaml $config;
3387		3692
3388	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3693	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3389		3694
3390	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3695	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3391	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3696	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3392		3697
3393	if (exists $CFG{mlockall}) {	3698	if (exists $CFG{mlockall}) {
…		…
3397	};	3702	};
3398	warn $@ if $@;	3703	warn $@ if $@;
3399	}	3704	}
3400	}	3705	}
3401		3706
		3707	sub pidfile() {
		3708	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3709	or die "$PIDFILE: $!";
		3710	flock $fh, &Fcntl::LOCK_EX
		3711	or die "$PIDFILE: flock: $!";
		3712	$fh
		3713	}
		3714
		3715	# make sure only one server instance is running at any one time
		3716	sub atomic {
		3717	my $fh = pidfile;
		3718
		3719	my $pid = <$fh>;
		3720	kill 9, $pid if $pid > 0;
		3721
		3722	seek $fh, 0, 0;
		3723	print $fh $$;
		3724	}
		3725
		3726	sub main_loop {
		3727	trace "EV::loop starting\n";
		3728	if (1) {
		3729	EV::loop;
		3730	}
		3731	trace "EV::loop returned\n";
		3732	goto &main_loop unless $REALLY_UNLOOP;
		3733	}
		3734
3402	sub main {	3735	sub main {
		3736	cf::init_globals; # initialise logging
		3737
		3738	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3739	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3740	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3741	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3742
		3743	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3744
3403	# we must not ever block the main coroutine	3745	# we must not ever block the main coroutine
3404	local $Coro::idle = sub {	3746	local $Coro::idle = sub {
3405	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3747	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3406	(async {	3748	(async {
3407	$Coro::current->{desc} = "IDLE BUG HANDLER";	3749	$Coro::current->{desc} = "IDLE BUG HANDLER";
3408	EV::loop EV::LOOP_ONESHOT;	3750	EV::loop EV::LOOP_ONESHOT;
3409	})->prio (Coro::PRIO_MAX);	3751	})->prio (Coro::PRIO_MAX);
3410	};	3752	};
3411		3753
3412	{	3754	evthread_start IO::AIO::poll_fileno;
3413	my $guard = freeze_mainloop;	3755
		3756	cf::sync_job {
		3757	cf::incloader::init ();
		3758
		3759	cf::init_anim;
		3760	cf::init_attackmess;
		3761	cf::init_dynamic;
		3762
		3763	cf::load_settings;
		3764
		3765	reload_resources;
3414	reload_config;	3766	reload_config;
3415	db_init;	3767	db_init;
		3768
		3769	cf::init_uuid;
		3770	cf::init_signals;
		3771	cf::init_skills;
		3772
		3773	cf::init_beforeplay;
		3774
		3775	atomic;
		3776
3416	load_extensions;	3777	load_extensions;
3417		3778
3418	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3779	utime time, time, $RUNTIMEFILE;
3419	evthread_start IO::AIO::poll_fileno;	3780
		3781	# no (long-running) fork's whatsoever before this point(!)
		3782	use POSIX ();
		3783	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3784
		3785	cf::_post_init 0;
3420	}	3786	};
3421		3787
3422	EV::loop;	3788	cf::object::thawer::errors_are_fatal 0;
		3789	info "parse errors in files are no longer fatal from this point on.\n";
		3790
		3791	AE::postpone {
		3792	undef &main; # free gobs of memory :)
		3793	};
		3794
		3795	goto &main_loop;
3423	}	3796	}
3424		3797
3425	#############################################################################	3798	#############################################################################
3426	# initialisation and cleanup	3799	# initialisation and cleanup
3427		3800
3428	# install some emergency cleanup handlers	3801	# install some emergency cleanup handlers
3429	BEGIN {	3802	BEGIN {
3430	our %SIGWATCHER = ();	3803	our %SIGWATCHER = ();
3431	for my $signal (qw(INT HUP TERM)) {	3804	for my $signal (qw(INT HUP TERM)) {
3432	$SIGWATCHER{$signal} = EV::signal $signal, sub {	3805	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3433	cf::cleanup "SIG$signal";	3806	cf::cleanup "SIG$signal";
3434	};	3807	};
3435	}	3808	}
3436	}	3809	}
3437		3810
3438	sub write_runtime_sync {	3811	sub write_runtime_sync {
3439	my $runtime = "$LOCALDIR/runtime";	3812	my $t0 = AE::time;
3440		3813
3441	# first touch the runtime file to show we are still running:	3814	# first touch the runtime file to show we are still running:
3442	# the fsync below can take a very very long time.	3815	# the fsync below can take a very very long time.
3443		3816
3444	IO::AIO::aio_utime $runtime, undef, undef;	3817	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3445		3818
3446	my $guard = cf::lock_acquire "write_runtime";	3819	my $guard = cf::lock_acquire "write_runtime";
3447		3820
3448	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3821	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3449	or return;	3822	or return;
3450		3823
3451	my $value = $cf::RUNTIME + 90 + 10;	3824	my $value = $cf::RUNTIME + 90 + 10;
3452	# 10 is the runtime save interval, for a monotonic clock	3825	# 10 is the runtime save interval, for a monotonic clock
3453	# 60 allows for the watchdog to kill the server.	3826	# 60 allows for the watchdog to kill the server.
…		…
3463	aio_utime $fh, undef, undef;	3836	aio_utime $fh, undef, undef;
3464		3837
3465	close $fh	3838	close $fh
3466	or return;	3839	or return;
3467		3840
3468	aio_rename "$runtime~", $runtime	3841	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3469	and return;	3842	and return;
3470		3843
3471	warn "runtime file written.\n";	3844	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3472		3845
3473	1	3846	1
3474	}	3847	}
3475		3848
3476	our $uuid_lock;	3849	our $uuid_lock;
…		…
3485	my $uuid = "$LOCALDIR/uuid";	3858	my $uuid = "$LOCALDIR/uuid";
3486		3859
3487	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3860	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3488	or return;	3861	or return;
3489		3862
3490	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3863	my $value = uuid_seq uuid_cur;
		3864
		3865	unless ($value) {
		3866	info "cowardly refusing to write zero uuid value!\n";
		3867	return;
		3868	}
		3869
		3870	my $value = uuid_str $value + $uuid_skip;
3491	$uuid_skip = 0;	3871	$uuid_skip = 0;
3492		3872
3493	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3873	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3494	and return;	3874	and return;
3495		3875
…		…
3501	or return;	3881	or return;
3502		3882
3503	aio_rename "$uuid~", $uuid	3883	aio_rename "$uuid~", $uuid
3504	and return;	3884	and return;
3505		3885
3506	warn "uuid file written ($value).\n";	3886	trace "uuid file written ($value).\n";
3507		3887
3508	1	3888	1
3509		3889
3510	}	3890	}
3511		3891
…		…
3517	}	3897	}
3518		3898
3519	sub emergency_save() {	3899	sub emergency_save() {
3520	my $freeze_guard = cf::freeze_mainloop;	3900	my $freeze_guard = cf::freeze_mainloop;
3521		3901
3522	warn "enter emergency perl save\n";	3902	info "emergency_perl_save: enter\n";
		3903
		3904	# this is a trade-off: we want to be very quick here, so
		3905	# save all maps without fsync, and later call a global sync
		3906	# (which in turn might be very very slow)
		3907	local $USE_FSYNC = 0;
3523		3908
3524	cf::sync_job {	3909	cf::sync_job {
		3910	cf::write_runtime_sync; # external watchdog should not bark
		3911
3525	# use a peculiar iteration method to avoid tripping on perl	3912	# use a peculiar iteration method to avoid tripping on perl
3526	# refcount bugs in for. also avoids problems with players	3913	# refcount bugs in for. also avoids problems with players
3527	# and maps saved/destroyed asynchronously.	3914	# and maps saved/destroyed asynchronously.
3528	warn "begin emergency player save\n";	3915	info "emergency_perl_save: begin player save\n";
3529	for my $login (keys %cf::PLAYER) {	3916	for my $login (keys %cf::PLAYER) {
3530	my $pl = $cf::PLAYER{$login} or next;	3917	my $pl = $cf::PLAYER{$login} or next;
3531	$pl->valid or next;	3918	$pl->valid or next;
3532	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3919	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3533	$pl->save;	3920	$pl->save;
3534	}	3921	}
3535	warn "end emergency player save\n";	3922	info "emergency_perl_save: end player save\n";
3536		3923
3537	warn "begin emergency map save\n";	3924	cf::write_runtime_sync; # external watchdog should not bark
		3925
		3926	info "emergency_perl_save: begin map save\n";
3538	for my $path (keys %cf::MAP) {	3927	for my $path (keys %cf::MAP) {
3539	my $map = $cf::MAP{$path} or next;	3928	my $map = $cf::MAP{$path} or next;
3540	$map->valid or next;	3929	$map->valid or next;
3541	$map->save;	3930	$map->save;
3542	}	3931	}
3543	warn "end emergency map save\n";	3932	info "emergency_perl_save: end map save\n";
3544		3933
3545	warn "begin emergency database checkpoint\n";	3934	cf::write_runtime_sync; # external watchdog should not bark
		3935
		3936	info "emergency_perl_save: begin database checkpoint\n";
3546	BDB::db_env_txn_checkpoint $DB_ENV;	3937	BDB::db_env_txn_checkpoint $DB_ENV;
3547	warn "end emergency database checkpoint\n";	3938	info "emergency_perl_save: end database checkpoint\n";
3548		3939
3549	warn "begin write uuid\n";	3940	info "emergency_perl_save: begin write uuid\n";
3550	write_uuid_sync 1;	3941	write_uuid_sync 1;
3551	warn "end write uuid\n";	3942	info "emergency_perl_save: end write uuid\n";
		3943
		3944	cf::write_runtime_sync; # external watchdog should not bark
		3945
		3946	trace "emergency_perl_save: syncing database to disk";
		3947	BDB::db_env_txn_checkpoint $DB_ENV;
		3948
		3949	info "emergency_perl_save: starting sync\n";
		3950	IO::AIO::aio_sync sub {
		3951	info "emergency_perl_save: finished sync\n";
		3952	};
		3953
		3954	cf::write_runtime_sync; # external watchdog should not bark
		3955
		3956	trace "emergency_perl_save: flushing outstanding aio requests";
		3957	while (IO::AIO::nreqs || BDB::nreqs) {
		3958	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3959	}
		3960
		3961	cf::write_runtime_sync; # external watchdog should not bark
3552	};	3962	};
3553		3963
3554	warn "leave emergency perl save\n";	3964	info "emergency_perl_save: leave\n";
3555	}	3965	}
3556		3966
3557	sub post_cleanup {	3967	sub post_cleanup {
3558	my ($make_core) = @_;	3968	my ($make_core) = @_;
3559		3969
		3970	IO::AIO::flush;
		3971
3560	warn Carp::longmess "post_cleanup backtrace"	3972	error Carp::longmess "post_cleanup backtrace"
3561	if $make_core;	3973	if $make_core;
		3974
		3975	my $fh = pidfile;
		3976	unlink $PIDFILE if <$fh> == $$;
		3977	}
		3978
		3979	# a safer delete_package, copied from Symbol
		3980	sub clear_package($) {
		3981	my $pkg = shift;
		3982
		3983	# expand to full symbol table name if needed
		3984	unless ($pkg =~ /^main::.*::$/) {
		3985	$pkg = "main$pkg" if $pkg =~ /^::/;
		3986	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3987	$pkg .= '::' unless $pkg =~ /::$/;
		3988	}
		3989
		3990	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3991	my $stem_symtab = *{$stem}{HASH};
		3992
		3993	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3994	or return;
		3995
		3996	# clear all symbols
		3997	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3998	for my $name (keys %$leaf_symtab) {
		3999	_gv_clear *{"$pkg$name"};
		4000	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4001	}
3562	}	4002	}
3563		4003
3564	sub do_reload_perl() {	4004	sub do_reload_perl() {
3565	# can/must only be called in main	4005	# can/must only be called in main
3566	if ($Coro::current != $Coro::main) {	4006	unless (in_main) {
3567	warn "can only reload from main coroutine";	4007	error "can only reload from main coroutine";
3568	return;	4008	return;
3569	}	4009	}
3570		4010
3571	warn "reloading...";	4011	return if $RELOAD++;
3572		4012
3573	warn "entering sync_job";	4013	my $t1 = AE::time;
3574		4014
		4015	while ($RELOAD) {
		4016	cf::get_slot 0.1, -1, "reload_perl";
		4017	info "perl_reload: reloading...";
		4018
		4019	trace "perl_reload: entering sync_job";
		4020
3575	cf::sync_job {	4021	cf::sync_job {
3576	cf::write_runtime_sync; # external watchdog should not bark
3577	cf::emergency_save;	4022	#cf::emergency_save;
3578	cf::write_runtime_sync; # external watchdog should not bark
3579		4023
3580	warn "syncing database to disk";
3581	BDB::db_env_txn_checkpoint $DB_ENV;
3582
3583	# if anything goes wrong in here, we should simply crash as we already saved
3584
3585	warn "flushing outstanding aio requests";
3586	for (;;) {
3587	BDB::flush;
3588	IO::AIO::flush;
3589	Coro::cede_notself;
3590	last unless IO::AIO::nreqs || BDB::nreqs;
3591	warn "iterate...";
3592	}
3593
3594	++$RELOAD;
3595
3596	warn "cancelling all extension coros";	4024	trace "perl_reload: cancelling all extension coros";
3597	$_->cancel for values %EXT_CORO;	4025	$_->cancel for values %EXT_CORO;
3598	%EXT_CORO = ();	4026	%EXT_CORO = ();
3599		4027
3600	warn "removing commands";	4028	trace "perl_reload: removing commands";
3601	%COMMAND = ();	4029	%COMMAND = ();
3602		4030
3603	warn "removing ext/exti commands";	4031	trace "perl_reload: removing ext/exti commands";
3604	%EXTCMD = ();	4032	%EXTCMD = ();
3605	%EXTICMD = ();	4033	%EXTICMD = ();
3606		4034
3607	warn "unloading/nuking all extensions";	4035	trace "perl_reload: unloading/nuking all extensions";
3608	for my $pkg (@EXTS) {	4036	for my $pkg (@EXTS) {
3609	warn "... unloading $pkg";	4037	trace "... unloading $pkg";
3610		4038
3611	if (my $cb = $pkg->can ("unload")) {	4039	if (my $cb = $pkg->can ("unload")) {
3612	eval {	4040	eval {
3613	$cb->($pkg);	4041	$cb->($pkg);
3614	1	4042	1
3615	} or warn "$pkg unloaded, but with errors: $@";	4043	} or error "$pkg unloaded, but with errors: $@";
		4044	}
		4045
		4046	trace "... clearing $pkg";
		4047	clear_package $pkg;
3616	}	4048	}
3617		4049
3618	warn "... nuking $pkg";
3619	Symbol::delete_package $pkg;
3620	}
3621
3622	warn "unloading all perl modules loaded from $LIBDIR";	4050	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3623	while (my ($k, $v) = each %INC) {	4051	while (my ($k, $v) = each %INC) {
3624	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4052	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3625		4053
3626	warn "... unloading $k";	4054	trace "... unloading $k";
3627	delete $INC{$k};	4055	delete $INC{$k};
3628		4056
3629	$k =~ s/\.pm$//;	4057	$k =~ s/\.pm$//;
3630	$k =~ s/\//::/g;	4058	$k =~ s/\//::/g;
3631		4059
3632	if (my $cb = $k->can ("unload_module")) {	4060	if (my $cb = $k->can ("unload_module")) {
3633	$cb->();	4061	$cb->();
		4062	}
		4063
		4064	clear_package $k;
3634	}	4065	}
3635		4066
3636	Symbol::delete_package $k;
3637	}
3638
3639	warn "getting rid of safe::, as good as possible";	4067	trace "perl_reload: getting rid of safe::, as good as possible";
3640	Symbol::delete_package "safe::$_"	4068	clear_package "safe::$_"
3641	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4069	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3642		4070
3643	warn "unloading cf.pm \"a bit\"";	4071	trace "perl_reload: unloading cf.pm \"a bit\"";
3644	delete $INC{"cf.pm"};	4072	delete $INC{"cf.pm"};
3645	delete $INC{"cf/pod.pm"};	4073	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3646		4074
3647	# don't, removes xs symbols, too,	4075	# don't, removes xs symbols, too,
3648	# and global variables created in xs	4076	# and global variables created in xs
3649	#Symbol::delete_package __PACKAGE__;	4077	#clear_package __PACKAGE__;
3650		4078
3651	warn "unload completed, starting to reload now";	4079	info "perl_reload: unload completed, starting to reload now";
3652		4080
3653	warn "reloading cf.pm";	4081	trace "perl_reload: reloading cf.pm";
3654	require cf;	4082	require cf;
3655	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4083	cf::_connect_to_perl_1;
3656		4084
3657	warn "loading config and database again";	4085	trace "perl_reload: loading config and database again";
3658	cf::reload_config;	4086	cf::reload_config;
3659		4087
3660	warn "loading extensions";	4088	trace "perl_reload: loading extensions";
3661	cf::load_extensions;	4089	cf::load_extensions;
3662		4090
		4091	if ($REATTACH_ON_RELOAD) {
3663	warn "reattaching attachments to objects/players";	4092	trace "perl_reload: reattaching attachments to objects/players";
3664	_global_reattach; # objects, sockets	4093	_global_reattach; # objects, sockets
3665	warn "reattaching attachments to maps";	4094	trace "perl_reload: reattaching attachments to maps";
3666	reattach $_ for values %MAP;	4095	reattach $_ for values %MAP;
3667	warn "reattaching attachments to players";	4096	trace "perl_reload: reattaching attachments to players";
3668	reattach $_ for values %PLAYER;	4097	reattach $_ for values %PLAYER;
		4098	}
3669		4099
3670	warn "leaving sync_job";	4100	cf::_post_init 1;
3671		4101
		4102	trace "perl_reload: leaving sync_job";
		4103
3672	1	4104	1
3673	} or do {	4105	} or do {
3674	warn $@;	4106	error $@;
3675	cf::cleanup "error while reloading, exiting.";	4107	cf::cleanup "perl_reload: error, exiting.";
		4108	};
		4109
		4110	--$RELOAD;
3676	};	4111	}
3677		4112
3678	warn "reloaded";	4113	$t1 = AE::time - $t1;
		4114	info "perl_reload: completed in ${t1}s\n";
3679	};	4115	};
3680		4116
3681	our $RELOAD_WATCHER; # used only during reload	4117	our $RELOAD_WATCHER; # used only during reload
3682		4118
3683	sub reload_perl() {	4119	sub reload_perl() {
3684	# doing reload synchronously and two reloads happen back-to-back,	4120	# doing reload synchronously and two reloads happen back-to-back,
3685	# coro crashes during coro_state_free->destroy here.	4121	# coro crashes during coro_state_free->destroy here.
3686		4122
		4123	$RELOAD_WATCHER ||= cf::async {
		4124	Coro::AIO::aio_wait cache_extensions;
		4125
3687	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4126	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3688	do_reload_perl;	4127	do_reload_perl;
3689	undef $RELOAD_WATCHER;	4128	undef $RELOAD_WATCHER;
		4129	};
3690	};	4130	};
3691	}	4131	}
3692		4132
3693	register_command "reload" => sub {	4133	register_command "reload" => sub {
3694	my ($who, $arg) = @_;	4134	my ($who, $arg) = @_;
…		…
3700	reload_perl;	4140	reload_perl;
3701	};	4141	};
3702	}	4142	}
3703	};	4143	};
3704		4144
3705	unshift @INC, $LIBDIR;	4145	#############################################################################
3706		4146
3707	my $bug_warning = 0;	4147	my $bug_warning = 0;
3708		4148
3709	our @WAIT_FOR_TICK;
3710	our @WAIT_FOR_TICK_BEGIN;
3711
3712	sub wait_for_tick {	4149	sub wait_for_tick() {
3713	return if tick_inhibit || $Coro::current == $Coro::main;	4150	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3714		4151
3715	my $signal = new Coro::Signal;	4152	$WAIT_FOR_TICK->wait;
3716	push @WAIT_FOR_TICK, $signal;
3717	$signal->wait;
3718	}	4153	}
3719		4154
3720	sub wait_for_tick_begin {	4155	sub wait_for_tick_begin() {
3721	return if tick_inhibit || $Coro::current == $Coro::main;	4156	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3722		4157
3723	my $signal = new Coro::Signal;	4158	my $signal = new Coro::Signal;
3724	push @WAIT_FOR_TICK_BEGIN, $signal;	4159	push @WAIT_FOR_TICK_BEGIN, $signal;
3725	$signal->wait;	4160	$signal->wait;
3726	}	4161	}
…		…
3730	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4165	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3731	unless ++$bug_warning > 10;	4166	unless ++$bug_warning > 10;
3732	return;	4167	return;
3733	}	4168	}
3734		4169
3735	cf::server_tick; # one server iteration	4170	cf::one_tick; # one server iteration
		4171
		4172	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3736		4173
3737	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4174	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3738	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4175	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3739	Coro::async_pool {	4176	Coro::async_pool {
3740	$Coro::current->{desc} = "runtime saver";	4177	$Coro::current->{desc} = "runtime saver";
3741	write_runtime_sync	4178	write_runtime_sync
3742	or warn "ERROR: unable to write runtime file: $!";	4179	or error "ERROR: unable to write runtime file: $!";
3743	};	4180	};
3744	}	4181	}
3745		4182
3746	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4183	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3747	$sig->send;	4184	$sig->send;
3748	}	4185	}
3749	while (my $sig = shift @WAIT_FOR_TICK) {	4186	$WAIT_FOR_TICK->broadcast;
3750	$sig->send;
3751	}
3752		4187
3753	$LOAD = ($NOW - $TICK_START) / $TICK;	4188	$LOAD = ($NOW - $TICK_START) / $TICK;
3754	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4189	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3755		4190
3756	if (0) {	4191	if (0) {
3757	if ($NEXT_TICK) {	4192	if ($NEXT_TICK) {
3758	my $jitter = $TICK_START - $NEXT_TICK;	4193	my $jitter = $TICK_START - $NEXT_TICK;
3759	$JITTER = $JITTER * 0.75 + $jitter * 0.25;	4194	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3760	warn "jitter $JITTER\n";#d#	4195	debug "jitter $JITTER\n";#d#
3761	}	4196	}
3762	}	4197	}
3763	}	4198	}
3764		4199
3765	{	4200	{
3766	# configure BDB	4201	# configure BDB
3767		4202
3768	BDB::min_parallel 8;	4203	BDB::min_parallel 16;
3769	BDB::max_poll_reqs $TICK * 0.1;	4204	BDB::max_poll_reqs $TICK * 0.1;
3770	$Coro::BDB::WATCHER->priority (1);	4205	#$AnyEvent::BDB::WATCHER->priority (1);
3771		4206
3772	unless ($DB_ENV) {	4207	unless ($DB_ENV) {
3773	$DB_ENV = BDB::db_env_create;	4208	$DB_ENV = BDB::db_env_create;
3774	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4209	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3775	| BDB::LOG_AUTOREMOVE, 1);	4210	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4211	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3776	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4212	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3777	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4213	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3778		4214
3779	cf::sync_job {	4215	cf::sync_job {
3780	eval {	4216	eval {
…		…
3806	{	4242	{
3807	# configure IO::AIO	4243	# configure IO::AIO
3808		4244
3809	IO::AIO::min_parallel 8;	4245	IO::AIO::min_parallel 8;
3810	IO::AIO::max_poll_time $TICK * 0.1;	4246	IO::AIO::max_poll_time $TICK * 0.1;
3811	$Coro::AIO::WATCHER->priority (1);	4247	undef $AnyEvent::AIO::WATCHER;
3812	}	4248	}
3813		4249
3814	my $_log_backtrace;	4250	our $_log_backtrace;
		4251	our $_log_backtrace_last;
3815		4252
3816	sub _log_backtrace {	4253	sub _log_backtrace {
3817	my ($msg, @addr) = @_;	4254	my ($msg, @addr) = @_;
3818		4255
3819	$msg =~ s/\n//;	4256	$msg =~ s/\n$//;
3820		4257
		4258	if ($_log_backtrace_last eq $msg) {
		4259	LOG llevInfo, "[ABT] $msg\n";
		4260	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3821	# limit the # of concurrent backtraces	4261	# limit the # of concurrent backtraces
3822	if ($_log_backtrace < 2) {	4262	} elsif ($_log_backtrace < 2) {
		4263	$_log_backtrace_last = $msg;
3823	++$_log_backtrace;	4264	++$_log_backtrace;
		4265	my $perl_bt = Carp::longmess $msg;
3824	async {	4266	async {
3825	$Coro::current->{desc} = "abt $msg";	4267	$Coro::current->{desc} = "abt $msg";
3826		4268
3827	my @bt = fork_call {	4269	my @bt = fork_call {
3828	@addr = map { sprintf "%x", $_ } @addr;	4270	@addr = map { sprintf "%x", $_ } @addr;
…		…
3839	}	4281	}
3840		4282
3841	@funcs	4283	@funcs
3842	};	4284	};
3843		4285
3844	LOG llevInfo, "[ABT] $msg\n";	4286	LOG llevInfo, "[ABT] $perl_bt\n";
		4287	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3845	LOG llevInfo, "[ABT] $_\n" for @bt;	4288	LOG llevInfo, "[ABT] $_\n" for @bt;
3846	--$_log_backtrace;	4289	--$_log_backtrace;
3847	};	4290	};
3848	} else {	4291	} else {
3849	LOG llevInfo, "[ABT] $msg\n";	4292	LOG llevInfo, "[ABT] $msg\n";
3850	LOG llevInfo, "[ABT] [suppressed]\n";	4293	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3851	}	4294	}
3852	}	4295	}
3853		4296
3854	# load additional modules	4297	# load additional modules
3855	use cf::pod;	4298	require "cf/$_.pm" for @EXTRA_MODULES;
		4299	cf::_connect_to_perl_2;
3856		4300
3857	END { cf::emergency_save }	4301	END { cf::emergency_save }
3858		4302
3859	1	4303	1
3860		4304

Diff Legend

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