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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.418 by root, Fri Apr 11 21:09:53 2008 UTC vs.
Revision 1.479 by root, Thu Oct 8 05:04:27 2009 UTC

…		…
19	# The authors can be reached via e-mail to <support@deliantra.net>	19	# The authors can be reached via e-mail to <support@deliantra.net>
20	#	20	#
21		21
22	package cf;	22	package cf;
23		23
		24	use 5.10.0;
24	use utf8;	25	use utf8;
25	use strict;	26	use strict qw(vars subs);
26		27
27	use Symbol;	28	use Symbol;
28	use List::Util;	29	use List::Util;
29	use Socket;	30	use Socket;
30	use EV 3.2;	31	use EV;
31	use Opcode;	32	use Opcode;
32	use Safe;	33	use Safe;
33	use Safe::Hole;	34	use Safe::Hole;
34	use Storable ();	35	use Storable ();
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;	56	use Digest::MD5;
52	use Fcntl;	57	use Fcntl;
53	use YAML ();	58	use YAML ();
54	use IO::AIO 2.51 ();	59	use IO::AIO ();
55	use Time::HiRes;	60	use Time::HiRes;
56	use Compress::LZF;	61	use Compress::LZF;
57	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
58		65
59	# configure various modules to our taste	66	# configure various modules to our taste
60	#	67	#
61	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
62	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	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	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
64		76
65	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	77	# strictly for debugging
		78	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
66		79
67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	80	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
68		81
69	our %COMMAND = ();	82	our %COMMAND = ();
70	our %COMMAND_TIME = ();	83	our %COMMAND_TIME = ();
…		…
73	our %EXTCMD = ();	86	our %EXTCMD = ();
74	our %EXTICMD = ();	87	our %EXTICMD = ();
75	our %EXT_CORO = (); # coroutines bound to extensions	88	our %EXT_CORO = (); # coroutines bound to extensions
76	our %EXT_MAP = (); # pluggable maps	89	our %EXT_MAP = (); # pluggable maps
77		90
78	our $RELOAD; # number of reloads so far	91	our $RELOAD; # number of reloads so far, non-zero while in reload
79	our @EVENT;	92	our @EVENT;
		93	our @REFLECT; # set by XS
		94	our %REFLECT; # set by us
80		95
81	our $CONFDIR = confdir;	96	our $CONFDIR = confdir;
82	our $DATADIR = datadir;	97	our $DATADIR = datadir;
83	our $LIBDIR = "$DATADIR/ext";	98	our $LIBDIR = "$DATADIR/ext";
84	our $PODDIR = "$DATADIR/pod";	99	our $PODDIR = "$DATADIR/pod";
85	our $MAPDIR = "$DATADIR/" . mapdir;	100	our $MAPDIR = "$DATADIR/" . mapdir;
86	our $LOCALDIR = localdir;	101	our $LOCALDIR = localdir;
87	our $TMPDIR = "$LOCALDIR/" . tmpdir;	102	our $TMPDIR = "$LOCALDIR/" . tmpdir;
88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	103	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	104	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
90	our $RANDOMDIR = "$LOCALDIR/random";	105	our $RANDOMDIR = "$LOCALDIR/random";
91	our $BDBDIR = "$LOCALDIR/db";	106	our $BDBDIR = "$LOCALDIR/db";
		107	our $PIDFILE = "$LOCALDIR/pid";
		108	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		109
92	our %RESOURCE;	110	our %RESOURCE;
93		111
94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	112	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	113	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
97	our $NEXT_TICK;	114	our $NEXT_TICK;
98	our $USE_FSYNC = 1; # use fsync to write maps - default off	115	our $USE_FSYNC = 1; # use fsync to write maps - default on
99		116
100	our $BDB_POLL_WATCHER;
101	our $BDB_DEADLOCK_WATCHER;	117	our $BDB_DEADLOCK_WATCHER;
102	our $BDB_CHECKPOINT_WATCHER;	118	our $BDB_CHECKPOINT_WATCHER;
103	our $BDB_TRICKLE_WATCHER;	119	our $BDB_TRICKLE_WATCHER;
104	our $DB_ENV;	120	our $DB_ENV;
105		121
		122	our @EXTRA_MODULES = qw(pod mapscript);
		123
106	our %CFG;	124	our %CFG;
107		125
108	our $UPTIME; $UPTIME ||= time;	126	our $UPTIME; $UPTIME ||= time;
109	our $RUNTIME;	127	our $RUNTIME;
110	our $NOW;	128	our $NOW;
…		…
119	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	137	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
120	our $LOADAVG; # same thing, but with alpha-smoothing	138	our $LOADAVG; # same thing, but with alpha-smoothing
121	our $JITTER; # average jitter	139	our $JITTER; # average jitter
122	our $TICK_START; # for load detecting purposes	140	our $TICK_START; # for load detecting purposes
123		141
		142	our @POST_INIT;
		143
		144	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		145	our $REALLY_UNLOOP; # never set to true, please :)
		146
124	binmode STDOUT;	147	binmode STDOUT;
125	binmode STDERR;	148	binmode STDERR;
126		149
127	# read virtual server time, if available	150	# read virtual server time, if available
128	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	151	unless ($RUNTIME || !-e $RUNTIMEFILE) {
129	open my $fh, "<", "$LOCALDIR/runtime"	152	open my $fh, "<", $RUNTIMEFILE
130	or die "unable to read runtime file: $!";	153	or die "unable to read $RUNTIMEFILE file: $!";
131	$RUNTIME = <$fh> + 0.;	154	$RUNTIME = <$fh> + 0.;
132	}	155	}
		156
		157	eval "sub TICK() { $TICK } 1" or die;
133		158
134	mkdir $_	159	mkdir $_
135	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	160	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
136		161
137	our $EMERGENCY_POSITION;	162	our $EMERGENCY_POSITION;
138		163
139	sub cf::map::normalise;	164	sub cf::map::normalise;
		165
		166	#############################################################################
		167
		168	%REFLECT = ();
		169	for (@REFLECT) {
		170	my $reflect = JSON::XS::decode_json $_;
		171	$REFLECT{$reflect->{class}} = $reflect;
		172	}
140		173
141	#############################################################################	174	#############################################################################
142		175
143	=head2 GLOBAL VARIABLES	176	=head2 GLOBAL VARIABLES
144		177
…		…
195		228
196	This array contains the results of the last C<invoke ()> call. When	229	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	230	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
198	that call.	231	that call.
199		232
		233	=item %cf::REFLECT
		234
		235	Contains, for each (C++) class name, a hash reference with information
		236	about object members (methods, scalars and arrays) and other metadata,
		237	which is useful for introspection.
		238
200	=back	239	=back
201		240
202	=cut	241	=cut
203		242
204	BEGIN {	243	$Coro::State::WARNHOOK = sub {
205	*CORE::GLOBAL::warn = sub {
206	my $msg = join "", @_;	244	my $msg = join "", @_;
207		245
208	$msg .= "\n"	246	$msg .= "\n"
209	unless $msg =~ /\n$/;	247	unless $msg =~ /\n$/;
210		248
211	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	249	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
212		250
213	LOG llevError, $msg;	251	LOG llevError, $msg;
214	};	252	};
215	}
216		253
217	$Coro::State::DIEHOOK = sub {	254	$Coro::State::DIEHOOK = sub {
218	return unless $^S eq 0; # "eq", not "=="	255	return unless $^S eq 0; # "eq", not "=="
		256
		257	warn Carp::longmess $_[0];
219		258
220	if ($Coro::current == $Coro::main) {#d#	259	if ($Coro::current == $Coro::main) {#d#
221	warn "DIEHOOK called in main context, Coro bug?\n";#d#	260	warn "DIEHOOK called in main context, Coro bug?\n";#d#
222	return;#d#	261	return;#d#
223	}#d#	262	}#d#
224		263
225	# kill coroutine otherwise	264	# kill coroutine otherwise
226	warn Carp::longmess $_[0];
227	Coro::terminate	265	Coro::terminate
228	};	266	};
229
230	$SIG{__DIE__} = sub { }; #d#?
231		267
232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	268	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	269	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	270	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	271	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
242	for my $pkg (qw(	278	for my $pkg (qw(
243	cf::global cf::attachable	279	cf::global cf::attachable
244	cf::object cf::object::player	280	cf::object cf::object::player
245	cf::client cf::player	281	cf::client cf::player
246	cf::arch cf::living	282	cf::arch cf::living
		283	cf::map cf::mapspace
247	cf::map cf::party cf::region	284	cf::party cf::region
248	)) {	285	)) {
249	no strict 'refs';
250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	286	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
251	}	287	}
252		288
253	$EV::DIED = sub {	289	$EV::DIED = sub {
254	warn "error in event callback: @_";	290	warn "error in event callback: @_";
…		…
296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	332	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
297		333
298	sub encode_json($) { $json_coder->encode ($_[0]) }	334	sub encode_json($) { $json_coder->encode ($_[0]) }
299	sub decode_json($) { $json_coder->decode ($_[0]) }	335	sub decode_json($) { $json_coder->decode ($_[0]) }
300		336
		337	=item cf::post_init { BLOCK }
		338
		339	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		340	but I<before> the server starts ticking again.
		341
		342	The cdoeblock will have a single boolean argument to indicate whether this
		343	is a reload or not.
		344
		345	=cut
		346
		347	sub post_init(&) {
		348	push @POST_INIT, shift;
		349	}
		350
301	=item cf::lock_wait $string	351	=item cf::lock_wait $string
302		352
303	Wait until the given lock is available. See cf::lock_acquire.	353	Wait until the given lock is available. See cf::lock_acquire.
304		354
305	=item my $lock = cf::lock_acquire $string	355	=item my $lock = cf::lock_acquire $string
306		356
307	Wait until the given lock is available and then acquires it and returns	357	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,	358	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	359	for example when the coroutine gets canceled), the lock is automatically
310	returned.	360	returned.
311		361
312	Locks are *not* recursive, locking from the same coro twice results in a	362	Locks are *not* recursive, locking from the same coro twice results in a
313	deadlocked coro.	363	deadlocked coro.
…		…
319		369
320	Return true if the lock is currently active, i.e. somebody has locked it.	370	Return true if the lock is currently active, i.e. somebody has locked it.
321		371
322	=cut	372	=cut
323		373
324	our %LOCK;	374	our $LOCKS = new Coro::SemaphoreSet;
325	our %LOCKER;#d#
326		375
327	sub lock_wait($) {	376	sub lock_wait($) {
328	my ($key) = @_;	377	$LOCKS->wait ($_[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} }, $Coro::current;
338	Coro::schedule;
339	}
340	}	378	}
341		379
342	sub lock_acquire($) {	380	sub lock_acquire($) {
343	my ($key) = @_;	381	$LOCKS->guard ($_[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	}	382	}
357		383
358	sub lock_active($) {	384	sub lock_active($) {
359	my ($key) = @_;	385	$LOCKS->count ($_[0]) < 1
360
361	! ! $LOCK{$key}
362	}	386	}
363		387
364	sub freeze_mainloop {	388	sub freeze_mainloop {
365	tick_inhibit_inc;	389	tick_inhibit_inc;
366		390
367	Coro::guard \&tick_inhibit_dec;	391	&Guard::guard (\&tick_inhibit_dec);
368	}	392	}
369		393
370	=item cf::periodic $interval, $cb	394	=item cf::periodic $interval, $cb
371		395
372	Like EV::periodic, but randomly selects a starting point so that the actions	396	Like EV::periodic, but randomly selects a starting point so that the actions
…		…
427	}	451	}
428	}	452	}
429	};	453	};
430		454
431	sub get_slot($;$$) {	455	sub get_slot($;$$) {
		456	return if tick_inhibit || $Coro::current == $Coro::main;
		457
432	my ($time, $pri, $name) = @_;	458	my ($time, $pri, $name) = @_;
433		459
434	$time = $TICK * .6 if $time > $TICK * .6;	460	$time = $TICK * .6 if $time > $TICK * .6;
435	my $sig = new Coro::Signal;	461	my $sig = new Coro::Signal;
436		462
…		…
722		748
723	#############################################################################	749	#############################################################################
724		750
725	=head2 ATTACHABLE OBJECTS	751	=head2 ATTACHABLE OBJECTS
726		752
727	Many objects in crossfire are so-called attachable objects. That means you can	753	Many objects in deliantra are so-called attachable objects. That means you can
728	attach callbacks/event handlers (a collection of which is called an "attachment")	754	attach callbacks/event handlers (a collection of which is called an "attachment")
729	to it. All such attachable objects support the following methods.	755	to it. All such attachable objects support the following methods.
730		756
731	In the following description, CLASS can be any of C<global>, C<object>	757	In the following description, CLASS can be any of C<global>, C<object>
732	C<player>, C<client> or C<map> (i.e. the attachable objects in	758	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
782	=item cf::CLASS::attachment $name, ...	808	=item cf::CLASS::attachment $name, ...
783		809
784	Register an attachment by C<$name> through which attachable objects of the	810	Register an attachment by C<$name> through which attachable objects of the
785	given CLASS can refer to this attachment.	811	given CLASS can refer to this attachment.
786		812
787	Some classes such as crossfire maps and objects can specify attachments	813	Some classes such as deliantra maps and objects can specify attachments
788	that are attached at load/instantiate time, thus the need for a name.	814	that are attached at load/instantiate time, thus the need for a name.
789		815
790	These calls expect any number of the following handler/hook descriptions:	816	These calls expect any number of the following handler/hook descriptions:
791		817
792	=over 4	818	=over 4
…		…
1083		1109
1084	sub reattach {	1110	sub reattach {
1085	# basically do the same as instantiate, without calling instantiate	1111	# basically do the same as instantiate, without calling instantiate
1086	my ($obj) = @_;	1112	my ($obj) = @_;
1087		1113
		1114	# no longer needed after getting rid of delete_package?
1088	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1115	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1089		1116
1090	my $registry = $obj->registry;	1117	my $registry = $obj->registry;
1091		1118
1092	@$registry = ();	1119	@$registry = ();
1093		1120
…		…
1139	utf8::decode (my $decname = $filename);	1166	utf8::decode (my $decname = $filename);
1140	warn sprintf "saving %s (%d,%d)\n",	1167	warn sprintf "saving %s (%d,%d)\n",
1141	$decname, length $$rdata, scalar @$objs;	1168	$decname, length $$rdata, scalar @$objs;
1142		1169
1143	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1170	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1144	chmod SAVE_MODE, $fh;	1171	aio_chmod $fh, SAVE_MODE;
1145	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1172	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1146	aio_fsync $fh if $cf::USE_FSYNC;	1173	if ($cf::USE_FSYNC) {
		1174	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;
		1175	aio_fsync $fh;
		1176	}
1147	close $fh;	1177	aio_close $fh;
1148		1178
1149	if (@$objs) {	1179	if (@$objs) {
1150	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1180	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1151	chmod SAVE_MODE, $fh;	1181	aio_chmod $fh, SAVE_MODE;
1152	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1182	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1153	aio_write $fh, 0, (length $data), $data, 0;	1183	aio_write $fh, 0, (length $data), $data, 0;
1154	aio_fsync $fh if $cf::USE_FSYNC;	1184	if ($cf::USE_FSYNC) {
		1185	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;
		1186	aio_fsync $fh;
		1187	}
1155	close $fh;	1188	aio_close $fh;
1156	aio_rename "$filename.pst~", "$filename.pst";	1189	aio_rename "$filename.pst~", "$filename.pst";
1157	}	1190	}
1158	} else {	1191	} else {
1159	aio_unlink "$filename.pst";	1192	aio_unlink "$filename.pst";
1160	}	1193	}
1161		1194
1162	aio_rename "$filename~", $filename;	1195	aio_rename "$filename~", $filename;
		1196
		1197	$filename =~ s%/[^/]+$%%;
		1198	aio_pathsync $filename if $cf::USE_FSYNC;
1163	} else {	1199	} else {
1164	warn "FATAL: $filename~: $!\n";	1200	warn "unable to save objects: $filename~: $!\n";
1165	}	1201	}
1166	} else {	1202	} else {
1167	aio_unlink $filename;	1203	aio_unlink $filename;
1168	aio_unlink "$filename.pst";	1204	aio_unlink "$filename.pst";
1169	}	1205	}
…		…
1260	my ($name, $cb) = @_;	1296	my ($name, $cb) = @_;
1261		1297
1262	$EXTICMD{$name} = $cb;	1298	$EXTICMD{$name} = $cb;
1263	}	1299	}
1264		1300
		1301	use File::Glob ();
		1302
1265	cf::player->attach (	1303	cf::player->attach (
1266	on_command => sub {	1304	on_command => sub {
1267	my ($pl, $name, $params) = @_;	1305	my ($pl, $name, $params) = @_;
1268		1306
1269	my $cb = $COMMAND{$name}	1307	my $cb = $COMMAND{$name}
…		…
1301		1339
1302	cf::override;	1340	cf::override;
1303	},	1341	},
1304	);	1342	);
1305		1343
		1344	# "readahead" all extensions
		1345	sub cache_extensions {
		1346	my $grp = IO::AIO::aio_group;
		1347
		1348	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1349	for (grep /\.ext$/, @{$_[0]}) {
		1350	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1351	}
		1352	};
		1353
		1354	$grp
		1355	}
		1356
1306	sub load_extensions {	1357	sub load_extensions {
1307	cf::sync_job {	1358	cf::sync_job {
1308	my %todo;	1359	my %todo;
1309		1360
1310	for my $path (<$LIBDIR/*.ext>) {	1361	for my $path (<$LIBDIR/*.ext>) {
…		…
1329		1380
1330	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1381	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1331	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1382	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1332		1383
1333	$ext{source} =	1384	$ext{source} =
1334	"package $pkg; use strict; use utf8;\n"	1385	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1335	. "#line 1 \"$path\"\n{\n"	1386	. "#line 1 \"$path\"\n{\n"
1336	. $source	1387	. $source
1337	. "\n};\n1";	1388	. "\n};\n1";
1338		1389
1339	$todo{$base} = \%ext;	1390	$todo{$base} = \%ext;
…		…
1379		1430
1380	=back	1431	=back
1381		1432
1382	=head2 CORE EXTENSIONS	1433	=head2 CORE EXTENSIONS
1383		1434
1384	Functions and methods that extend core crossfire objects.	1435	Functions and methods that extend core deliantra objects.
1385		1436
1386	=cut	1437	=cut
1387		1438
1388	package cf::player;	1439	package cf::player;
1389		1440
…		…
1432		1483
1433	sub exists($) {	1484	sub exists($) {
1434	my ($login) = @_;	1485	my ($login) = @_;
1435		1486
1436	$cf::PLAYER{$login}	1487	$cf::PLAYER{$login}
1437	or cf::sync_job { !aio_stat path $login }	1488	or !aio_stat path $login
1438	}	1489	}
1439		1490
1440	sub find($) {	1491	sub find($) {
1441	return $cf::PLAYER{$_[0]} || do {	1492	return $cf::PLAYER{$_[0]} || do {
1442	my $login = $_[0];	1493	my $login = $_[0];
…		…
1454	my $f = new_from_file cf::object::thawer path $login	1505	my $f = new_from_file cf::object::thawer path $login
1455	or return;	1506	or return;
1456		1507
1457	my $pl = cf::player::load_pl $f	1508	my $pl = cf::player::load_pl $f
1458	or return;	1509	or return;
		1510
1459	local $cf::PLAYER_LOADING{$login} = $pl;	1511	local $cf::PLAYER_LOADING{$login} = $pl;
1460	$f->resolve_delayed_derefs;	1512	$f->resolve_delayed_derefs;
1461	$cf::PLAYER{$login} = $pl	1513	$cf::PLAYER{$login} = $pl
1462	}	1514	}
1463	}	1515	}
…		…
1473		1525
1474	return if $pl->{deny_save};	1526	return if $pl->{deny_save};
1475		1527
1476	aio_mkdir playerdir $pl, 0770;	1528	aio_mkdir playerdir $pl, 0770;
1477	$pl->{last_save} = $cf::RUNTIME;	1529	$pl->{last_save} = $cf::RUNTIME;
		1530
		1531	cf::get_slot 0.01;
1478		1532
1479	$pl->save_pl ($path);	1533	$pl->save_pl ($path);
1480	cf::cede_to_tick;	1534	cf::cede_to_tick;
1481	}	1535	}
1482		1536
…		…
1514	my ($pl) = @_;	1568	my ($pl) = @_;
1515		1569
1516	my $name = $pl->ob->name;	1570	my $name = $pl->ob->name;
1517		1571
1518	$pl->{deny_save} = 1;	1572	$pl->{deny_save} = 1;
1519	$pl->password ("*"); # this should lock out the player until we nuked the dir	1573	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1520		1574
1521	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1575	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1522	$pl->deactivate;	1576	$pl->deactivate;
		1577	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1578	$pl->ob->check_score;
1523	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1579	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1524	$pl->ns->destroy if $pl->ns;	1580	$pl->ns->destroy if $pl->ns;
1525		1581
1526	my $path = playerdir $pl;	1582	my $path = playerdir $pl;
1527	my $temp = "$path~$cf::RUNTIME~deleting~";	1583	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1566		1622
1567	for my $login (@$dirs) {	1623	for my $login (@$dirs) {
1568	my $path = path $login;	1624	my $path = path $login;
1569		1625
1570	# a .pst is a dead give-away for a valid player	1626	# a .pst is a dead give-away for a valid player
1571	unless (-e "$path.pst") {	1627	# if no pst file found, open and chekc for blocked users
		1628	if (aio_stat "$path.pst") {
1572	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1629	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1573	aio_read $fh, 0, 512, my $buf, 0 or next;	1630	aio_read $fh, 0, 512, my $buf, 0 or next;
1574	$buf !~ /^password -------------$/m or next; # official not-valid tag	1631	$buf !~ /^password -------------$/m or next; # official not-valid tag
1575	}	1632	}
1576		1633
…		…
1607	}	1664	}
1608		1665
1609	\@paths	1666	\@paths
1610	}	1667	}
1611		1668
1612	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1669	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1613		1670
1614	Expand crossfire pod fragments into protocol xml.	1671	Expand deliantra pod fragments into protocol xml.
1615
1616	=cut
1617
1618	use re 'eval';
1619
1620	my $group;
1621	my $interior; $interior = qr{
1622	# match a pod interior sequence sans C<< >>
1623	(?:
1624	\ (.*?)\ (?{ $group = $^N })
1625	| < (??{$interior}) >
1626	)
1627	}x;
1628
1629	sub expand_cfpod {
1630	my ($self, $pod) = @_;
1631
1632	my $xml;
1633
1634	while () {
1635	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1636	$group = $1;
1637
1638	$group =~ s/&/&amp;/g;
1639	$group =~ s/</&lt;/g;
1640
1641	$xml .= $group;
1642	} elsif ($pod =~ m%\G
1643	([BCGHITU])
1644	<
1645	(?:
1646	([^<>]*) (?{ $group = $^N })
1647	| < $interior >
1648	)
1649	>
1650	%gcsx
1651	) {
1652	my ($code, $data) = ($1, $group);
1653
1654	if ($code eq "B") {
1655	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1656	} elsif ($code eq "I") {
1657	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1658	} elsif ($code eq "U") {
1659	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1660	} elsif ($code eq "C") {
1661	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1662	} elsif ($code eq "T") {
1663	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1664	} elsif ($code eq "G") {
1665	my ($male, $female) = split /\|/, $data;
1666	$data = $self->gender ? $female : $male;
1667	$xml .= expand_cfpod ($self, $data);
1668	} elsif ($code eq "H") {
1669	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1670	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1671	"")
1672	[$self->{hintmode}];
1673	} else {
1674	$xml .= "error processing '$code($data)' directive";
1675	}
1676	} else {
1677	if ($pod =~ /\G(.+)/) {
1678	warn "parse error while expanding $pod (at $1)";
1679	}
1680	last;
1681	}
1682	}
1683
1684	for ($xml) {
1685	# create single paragraphs (very hackish)
1686	s/(?<=\S)\n(?=\w)/ /g;
1687
1688	# compress some whitespace
1689	s/\s+\n/\n/g; # ws line-ends
1690	s/\n\n+/\n/g; # double lines
1691	s/^\n+//; # beginning lines
1692	s/\n+$//; # ending lines
1693	}
1694
1695	$xml
1696	}
1697
1698	no re 'eval';
1699
1700	sub hintmode {
1701	$_[0]{hintmode} = $_[1] if @_ > 1;
1702	$_[0]{hintmode}
1703	}
1704		1672
1705	=item $player->ext_reply ($msgid, @msg)	1673	=item $player->ext_reply ($msgid, @msg)
1706		1674
1707	Sends an ext reply to the player.	1675	Sends an ext reply to the player.
1708		1676
…		…
1909		1877
1910	# the temporary/swap location	1878	# the temporary/swap location
1911	sub save_path {	1879	sub save_path {
1912	my ($self) = @_;	1880	my ($self) = @_;
1913		1881
1914	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1882	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1915	"$TMPDIR/$path.map"	1883	"$TMPDIR/$path.map"
1916	}	1884	}
1917		1885
1918	# the unique path, undef == no special unique path	1886	# the unique path, undef == no special unique path
1919	sub uniq_path {	1887	sub uniq_path {
1920	my ($self) = @_;	1888	my ($self) = @_;
1921		1889
1922	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1890	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1923	"$UNIQUEDIR/$path"	1891	"$UNIQUEDIR/$path"
1924	}
1925
1926	# and all this just because we cannot iterate over
1927	# all maps in C++...
1928	sub change_all_map_light {
1929	my ($change) = @_;
1930
1931	$_->change_map_light ($change)
1932	for grep $_->outdoor, values %cf::MAP;
1933	}	1892	}
1934		1893
1935	sub decay_objects {	1894	sub decay_objects {
1936	my ($self) = @_;	1895	my ($self) = @_;
1937		1896
…		…
2021	sub find {	1980	sub find {
2022	my ($path, $origin) = @_;	1981	my ($path, $origin) = @_;
2023		1982
2024	$path = normalise $path, $origin && $origin->path;	1983	$path = normalise $path, $origin && $origin->path;
2025		1984
2026	cf::lock_wait "map_data:$path";#d#remove	1985	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2027	cf::lock_wait "map_find:$path";	1986	my $guard2 = cf::lock_acquire "map_find:$path";
2028		1987
2029	$cf::MAP{$path} || do {	1988	$cf::MAP{$path} || do {
2030	my $guard1 = cf::lock_acquire "map_find:$path";
2031	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
2032
2033	my $map = new_from_path cf::map $path	1989	my $map = new_from_path cf::map $path
2034	or return;	1990	or return;
2035		1991
2036	$map->{last_save} = $cf::RUNTIME;	1992	$map->{last_save} = $cf::RUNTIME;
2037		1993
…		…
2039	or return;	1995	or return;
2040		1996
2041	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1997	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
2042	# doing this can freeze the server in a sync job, obviously	1998	# doing this can freeze the server in a sync job, obviously
2043	#$cf::WAIT_FOR_TICK->wait;	1999	#$cf::WAIT_FOR_TICK->wait;
		2000	undef $guard2;
2044	undef $guard1;	2001	undef $guard1;
2045	undef $guard2;
2046	$map->reset;	2002	$map->reset;
2047	return find $path;	2003	return find $path;
2048	}	2004	}
2049		2005
2050	$cf::MAP{$path} = $map	2006	$cf::MAP{$path} = $map
…		…
2077	my $f = new_from_file cf::object::thawer $self->{load_path};	2033	my $f = new_from_file cf::object::thawer $self->{load_path};
2078	$f->skip_block;	2034	$f->skip_block;
2079	$self->_load_objects ($f)	2035	$self->_load_objects ($f)
2080	or return;	2036	or return;
2081		2037
2082	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2038	$self->post_load_original
2083	if delete $self->{load_original};	2039	if delete $self->{load_original};
2084		2040
2085	if (my $uniq = $self->uniq_path) {	2041	if (my $uniq = $self->uniq_path) {
2086	utf8::encode $uniq;	2042	utf8::encode $uniq;
2087	unless (aio_stat $uniq) {	2043	unless (aio_stat $uniq) {
…		…
2105	unless ($self->{deny_activate}) {	2061	unless ($self->{deny_activate}) {
2106	$self->decay_objects;	2062	$self->decay_objects;
2107	$self->fix_auto_apply;	2063	$self->fix_auto_apply;
2108	$self->update_buttons;	2064	$self->update_buttons;
2109	cf::cede_to_tick;	2065	cf::cede_to_tick;
2110	$self->set_darkness_map;
2111	cf::cede_to_tick;
2112	$self->activate;	2066	$self->activate;
2113	}	2067	}
2114		2068
2115	$self->{last_save} = $cf::RUNTIME;	2069	$self->{last_save} = $cf::RUNTIME;
2116	$self->last_access ($cf::RUNTIME);	2070	$self->last_access ($cf::RUNTIME);
2117		2071
2118	$self->in_memory (cf::MAP_IN_MEMORY);	2072	$self->in_memory (cf::MAP_ACTIVE);
2119	}	2073	}
2120		2074
2121	$self->post_load;	2075	$self->post_load;
2122	}	2076	}
2123		2077
…		…
2181	my ($path, $origin, $load) = @_;	2135	my ($path, $origin, $load) = @_;
2182		2136
2183	$path = normalise $path, $origin && $origin->{path};	2137	$path = normalise $path, $origin && $origin->{path};
2184		2138
2185	if (my $map = $cf::MAP{$path}) {	2139	if (my $map = $cf::MAP{$path}) {
2186	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2140	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2187	}	2141	}
2188		2142
2189	$MAP_PREFETCH{$path} |= $load;	2143	$MAP_PREFETCH{$path} |= $load;
2190		2144
2191	$MAP_PREFETCHER ||= cf::async {	2145	$MAP_PREFETCHER ||= cf::async {
…		…
2228	cf::async {	2182	cf::async {
2229	$Coro::current->{desc} = "map player save";	2183	$Coro::current->{desc} = "map player save";
2230	$_->contr->save for $self->players;	2184	$_->contr->save for $self->players;
2231	};	2185	};
2232		2186
		2187	cf::get_slot 0.02;
		2188
2233	if ($uniq) {	2189	if ($uniq) {
2234	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2190	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2235	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2191	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2236	} else {	2192	} else {
2237	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2193	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2245	$self->save;	2201	$self->save;
2246		2202
2247	my $lock = cf::lock_acquire "map_data:$self->{path}";	2203	my $lock = cf::lock_acquire "map_data:$self->{path}";
2248		2204
2249	return if $self->players;	2205	return if $self->players;
2250	return if $self->in_memory != cf::MAP_IN_MEMORY;	2206	return if $self->in_memory != cf::MAP_ACTIVE;
2251	return if $self->{deny_save};	2207	return if $self->{deny_save};
2252		2208
2253	$self->in_memory (cf::MAP_SWAPPED);	2209	$self->in_memory (cf::MAP_SWAPPED);
2254		2210
2255	$self->deactivate;	2211	$self->deactivate;
…		…
2280		2236
2281	my $lock = cf::lock_acquire "map_data:$self->{path}";	2237	my $lock = cf::lock_acquire "map_data:$self->{path}";
2282		2238
2283	return if $self->players;	2239	return if $self->players;
2284		2240
2285	warn "resetting map ", $self->path;	2241	warn "resetting map ", $self->path, "\n";
2286		2242
2287	$self->in_memory (cf::MAP_SWAPPED);	2243	$self->in_memory (cf::MAP_SWAPPED);
2288		2244
2289	# need to save uniques path	2245	# need to save uniques path
2290	unless ($self->{deny_save}) {	2246	unless ($self->{deny_save}) {
…		…
2373		2329
2374	sub unique_maps() {	2330	sub unique_maps() {
2375	[	2331	[
2376	map {	2332	map {
2377	utf8::decode $_;	2333	utf8::decode $_;
2378	/\.map$/	2334	s/\.map$//; # TODO future compatibility hack
		2335	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2336	? ()
2379	? normalise $_	2337	: normalise $_
2380	: ()
2381	} @{ aio_readdir $UNIQUEDIR or [] }	2338	} @{ aio_readdir $UNIQUEDIR or [] }
2382	]	2339	]
2383	}	2340	}
2384		2341
2385	=back	2342	=back
…		…
2392		2349
2393	=over 4	2350	=over 4
2394		2351
2395	=item $ob->inv_recursive	2352	=item $ob->inv_recursive
2396		2353
2397	Returns the inventory of the object _and_ their inventories, recursively.	2354	Returns the inventory of the object I<and> their inventories, recursively,
		2355	but I<not> the object itself.
2398		2356
2399	=cut	2357	=cut
2400		2358
2401	sub inv_recursive_;	2359	sub inv_recursive_;
2402	sub inv_recursive_ {	2360	sub inv_recursive_ {
…		…
2407	inv_recursive_ inv $_[0]	2365	inv_recursive_ inv $_[0]
2408	}	2366	}
2409		2367
2410	=item $ref = $ob->ref	2368	=item $ref = $ob->ref
2411		2369
2412	creates and returns a persistent reference to an objetc that can be stored as a string.	2370	Creates and returns a persistent reference to an object that can be stored as a string.
2413		2371
2414	=item $ob = cf::object::deref ($refstring)	2372	=item $ob = cf::object::deref ($refstring)
2415		2373
2416	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2374	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2417	even if the object actually exists. May block.	2375	even if the object actually exists. May block.
…		…
2449	can be C<undef>. Does the right thing when the player is currently in a	2407	can be C<undef>. Does the right thing when the player is currently in a
2450	dialogue with the given NPC character.	2408	dialogue with the given NPC character.
2451		2409
2452	=cut	2410	=cut
2453		2411
		2412	our $SAY_CHANNEL = {
		2413	id => "say",
		2414	title => "Map",
		2415	reply => "say ",
		2416	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2417	};
		2418
		2419	our $CHAT_CHANNEL = {
		2420	id => "chat",
		2421	title => "Chat",
		2422	reply => "chat ",
		2423	tooltip => "Player chat and shouts, global to the server.",
		2424	};
		2425
2454	# rough implementation of a future "reply" method that works	2426	# rough implementation of a future "reply" method that works
2455	# with dialog boxes.	2427	# with dialog boxes.
2456	#TODO: the first argument must go, split into a $npc->reply_to ( method	2428	#TODO: the first argument must go, split into a $npc->reply_to ( method
2457	sub cf::object::player::reply($$$;$) {	2429	sub cf::object::player::reply($$$;$) {
2458	my ($self, $npc, $msg, $flags) = @_;	2430	my ($self, $npc, $msg, $flags) = @_;
…		…
2469	my $dialog = $pl->{npc_dialog};	2441	my $dialog = $pl->{npc_dialog};
2470	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2442	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2471		2443
2472	} else {	2444	} else {
2473	$msg = $npc->name . " says: $msg" if $npc;	2445	$msg = $npc->name . " says: $msg" if $npc;
2474	$self->message ($msg, $flags);	2446	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2475	}	2447	}
2476	}	2448	}
2477	}	2449	}
2478		2450
2479	=item $object->send_msg ($channel, $msg, $color, [extra...])	2451	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2504		2476
2505	=item $player_object->enter_link	2477	=item $player_object->enter_link
2506		2478
2507	Freezes the player and moves him/her to a special map (C<{link}>).	2479	Freezes the player and moves him/her to a special map (C<{link}>).
2508		2480
2509	The player should be reasonably safe there for short amounts of time. You	2481	The player should be reasonably safe there for short amounts of time (e.g.
2510	I<MUST> call C<leave_link> as soon as possible, though.	2482	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2483	though, as the palyer cannot control the character while it is on the link
		2484	map.
2511		2485
2512	Will never block.	2486	Will never block.
2513		2487
2514	=item $player_object->leave_link ($map, $x, $y)	2488	=item $player_object->leave_link ($map, $x, $y)
2515		2489
…		…
2573		2547
2574	$map->load;	2548	$map->load;
2575	$map->load_neighbours;	2549	$map->load_neighbours;
2576		2550
2577	return unless $self->contr->active;	2551	return unless $self->contr->active;
2578	$self->activate_recursive;
2579		2552
2580	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2553	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2581	$self->enter_map ($map, $x, $y);	2554	$self->enter_map ($map, $x, $y);
		2555
		2556	# only activate afterwards, to support waiting in hooks
		2557	$self->activate_recursive;
2582	}	2558	}
2583		2559
2584	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2560	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2585		2561
2586	Moves the player to the given map-path and coordinates by first freezing	2562	Moves the player to the given map-path and coordinates by first freezing
2587	her, loading and preparing them map, calling the provided $check callback	2563	her, loading and preparing them map, calling the provided $check callback
2588	that has to return the map if sucecssful, and then unfreezes the player on	2564	that has to return the map if sucecssful, and then unfreezes the player on
2589	the new (success) or old (failed) map position. In either case, $done will	2565	the new (success) or old (failed) map position. In either case, $done will
2590	be called at the end of this process.	2566	be called at the end of this process.
		2567
		2568	Note that $check will be called with a potentially non-loaded map, so if
		2569	it needs a loaded map it has to call C<< ->load >>.
2591		2570
2592	=cut	2571	=cut
2593		2572
2594	our $GOTOGEN;	2573	our $GOTOGEN;
2595		2574
…		…
2674	}	2653	}
2675		2654
2676	sub prepare_random_map {	2655	sub prepare_random_map {
2677	my ($exit) = @_;	2656	my ($exit) = @_;
2678		2657
2679	my $guard = cf::lock_acquire "exit_prepare:$exit";
2680
2681	# all this does is basically replace the /! path by	2658	# all this does is basically replace the /! path by
2682	# a new random map path (?random/...) with a seed	2659	# a new random map path (?random/...) with a seed
2683	# that depends on the exit object	2660	# that depends on the exit object
2684		2661
2685	my $rmp = parse_random_map_params $exit->msg;	2662	my $rmp = parse_random_map_params $exit->msg;
…		…
2687	if ($exit->map) {	2664	if ($exit->map) {
2688	$rmp->{region} = $exit->region->name;	2665	$rmp->{region} = $exit->region->name;
2689	$rmp->{origin_map} = $exit->map->path;	2666	$rmp->{origin_map} = $exit->map->path;
2690	$rmp->{origin_x} = $exit->x;	2667	$rmp->{origin_x} = $exit->x;
2691	$rmp->{origin_y} = $exit->y;	2668	$rmp->{origin_y} = $exit->y;
		2669
		2670	$exit->map->touch;
2692	}	2671	}
2693		2672
2694	$rmp->{random_seed} ||= $exit->random_seed;	2673	$rmp->{random_seed} ||= $exit->random_seed;
2695		2674
2696	my $data = cf::encode_json $rmp;	2675	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2697	my $md5 = Digest::MD5::md5_hex $data;	2676	my $md5 = Digest::MD5::md5_hex $data;
2698	my $meta = "$RANDOMDIR/$md5.meta";	2677	my $meta = "$RANDOMDIR/$md5.meta";
2699		2678
2700	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2679	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2701	aio_write $fh, 0, (length $data), $data, 0;	2680	aio_write $fh, 0, (length $data), $data, 0;
2702	undef $fh;	2681	undef $fh;
2703	aio_rename "$meta~", $meta;	2682	aio_rename "$meta~", $meta;
2704		2683
		2684	my $slaying = "?random/$md5";
		2685
		2686	if ($exit->valid) {
2705	$exit->slaying ("?random/$md5");	2687	$exit->slaying ("?random/$md5");
2706	$exit->msg (undef);	2688	$exit->msg (undef);
		2689	}
2707	}	2690	}
2708	}	2691	}
2709		2692
2710	sub cf::object::player::enter_exit {	2693	sub cf::object::player::enter_exit {
2711	my ($self, $exit) = @_;	2694	my ($self, $exit) = @_;
2712		2695
2713	return unless $self->type == cf::PLAYER;	2696	return unless $self->type == cf::PLAYER;
2714		2697
2715	if ($exit->slaying eq "/!") {
2716	#TODO: this should de-fi-ni-te-ly not be a sync-job
2717	# the problem is that $exit might not survive long enough
2718	# so it needs to be done right now, right here
2719	cf::sync_job { prepare_random_map $exit };
2720	}
2721
2722	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2723	my $hp = $exit->stats->hp;
2724	my $sp = $exit->stats->sp;
2725
2726	$self->enter_link;	2698	$self->enter_link;
2727		2699
2728	# if exit is damned, update players death & WoR home-position
2729	$self->contr->savebed ($slaying, $hp, $sp)
2730	if $exit->flag (FLAG_DAMNED);
2731
2732	(async {	2700	(async {
2733	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2701	$Coro::current->{desc} = "enter_exit";
2734		2702
2735	$self->deactivate_recursive; # just to be sure
2736	unless (eval {	2703	unless (eval {
		2704	$self->deactivate_recursive; # just to be sure
		2705
		2706	# random map handling
		2707	{
		2708	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2709
		2710	prepare_random_map $exit
		2711	if $exit->slaying eq "/!";
		2712	}
		2713
		2714	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2715	my $x = $exit->stats->hp;
		2716	my $y = $exit->stats->sp;
		2717
2737	$self->goto ($slaying, $hp, $sp);	2718	$self->goto ($map, $x, $y);
2738		2719
		2720	# if exit is damned, update players death & WoR home-position
		2721	$self->contr->savebed ($map, $x, $y)
		2722	if $exit->flag (cf::FLAG_DAMNED);
		2723
2739	1;	2724	1
2740	}) {	2725	}) {
2741	$self->message ("Something went wrong deep within the crossfire server. "	2726	$self->message ("Something went wrong deep within the deliantra server. "
2742	. "I'll try to bring you back to the map you were before. "	2727	. "I'll try to bring you back to the map you were before. "
2743	. "Please report this to the dungeon master!",	2728	. "Please report this to the dungeon master!",
2744	cf::NDI_UNIQUE | cf::NDI_RED);	2729	cf::NDI_UNIQUE | cf::NDI_RED);
2745		2730
2746	warn "ERROR in enter_exit: $@";	2731	warn "ERROR in enter_exit: $@";
…		…
2812	id => "infobox",	2797	id => "infobox",
2813	title => "Body Parts",	2798	title => "Body Parts",
2814	reply => undef,	2799	reply => undef,
2815	tooltip => "Shows which body parts you posess and are available",	2800	tooltip => "Shows which body parts you posess and are available",
2816	},	2801	},
		2802	"c/statistics" => {
		2803	id => "infobox",
		2804	title => "Statistics",
		2805	reply => undef,
		2806	tooltip => "Shows your primary statistics",
		2807	},
		2808	"c/skills" => {
		2809	id => "infobox",
		2810	title => "Skills",
		2811	reply => undef,
		2812	tooltip => "Shows your experience per skill and item power",
		2813	},
		2814	"c/shopitems" => {
		2815	id => "infobox",
		2816	title => "Shop Items",
		2817	reply => undef,
		2818	tooltip => "Shows the items currently for sale in this shop",
		2819	},
		2820	"c/resistances" => {
		2821	id => "infobox",
		2822	title => "Resistances",
		2823	reply => undef,
		2824	tooltip => "Shows your resistances",
		2825	},
		2826	"c/pets" => {
		2827	id => "infobox",
		2828	title => "Pets",
		2829	reply => undef,
		2830	tooltip => "Shows information abotu your pets/a specific pet",
		2831	},
		2832	"c/perceiveself" => {
		2833	id => "infobox",
		2834	title => "Perceive Self",
		2835	reply => undef,
		2836	tooltip => "You gained detailed knowledge about yourself",
		2837	},
2817	"c/uptime" => {	2838	"c/uptime" => {
2818	id => "infobox",	2839	id => "infobox",
2819	title => "Uptime",	2840	title => "Uptime",
2820	reply => undef,	2841	reply => undef,
2821	tooltip => "How long the server has been running since last restart",	2842	tooltip => "How long the server has been running since last restart",
…		…
2824	id => "infobox",	2845	id => "infobox",
2825	title => "Map Info",	2846	title => "Map Info",
2826	reply => undef,	2847	reply => undef,
2827	tooltip => "Information related to the maps",	2848	tooltip => "Information related to the maps",
2828	},	2849	},
		2850	"c/party" => {
		2851	id => "party",
		2852	title => "Party",
		2853	reply => "gsay ",
		2854	tooltip => "Messages and chat related to your party",
		2855	},
		2856	"c/death" => {
		2857	id => "death",
		2858	title => "Death",
		2859	reply => undef,
		2860	tooltip => "Reason for and more info about your most recent death",
		2861	},
		2862	"c/say" => $SAY_CHANNEL,
		2863	"c/chat" => $CHAT_CHANNEL,
2829	);	2864	);
2830		2865
2831	sub cf::client::send_msg {	2866	sub cf::client::send_msg {
2832	my ($self, $channel, $msg, $color, @extra) = @_;	2867	my ($self, $channel, $msg, $color, @extra) = @_;
2833		2868
2834	$msg = $self->pl->expand_cfpod ($msg);	2869	$msg = $self->pl->expand_cfpod ($msg)
		2870	unless $color & cf::NDI_VERBATIM;
2835		2871
2836	$color &= cf::NDI_CLIENT_MASK; # just in case...	2872	$color &= cf::NDI_CLIENT_MASK; # just in case...
2837		2873
2838	# check predefined channels, for the benefit of C	2874	# check predefined channels, for the benefit of C
2839	if ($CHANNEL{$channel}) {	2875	if ($CHANNEL{$channel}) {
2840	$channel = $CHANNEL{$channel};	2876	$channel = $CHANNEL{$channel};
2841		2877
2842	$self->ext_msg (channel_info => $channel)	2878	$self->ext_msg (channel_info => $channel);
2843	if $self->can_msg;
2844
2845	$channel = $channel->{id};	2879	$channel = $channel->{id};
2846		2880
2847	} elsif (ref $channel) {	2881	} elsif (ref $channel) {
2848	# send meta info to client, if not yet sent	2882	# send meta info to client, if not yet sent
2849	unless (exists $self->{channel}{$channel->{id}}) {	2883	unless (exists $self->{channel}{$channel->{id}}) {
2850	$self->{channel}{$channel->{id}} = $channel;	2884	$self->{channel}{$channel->{id}} = $channel;
2851	$self->ext_msg (channel_info => $channel)	2885	$self->ext_msg (channel_info => $channel);
2852	if $self->can_msg;
2853	}	2886	}
2854		2887
2855	$channel = $channel->{id};	2888	$channel = $channel->{id};
2856	}	2889	}
2857		2890
2858	return unless @extra || length $msg;	2891	return unless @extra || length $msg;
2859		2892
2860	if ($self->can_msg) {
2861	# default colour, mask it out	2893	# default colour, mask it out
2862	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2894	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2863	if $color & cf::NDI_DEF;	2895	if $color & cf::NDI_DEF;
2864		2896
2865	$self->send_packet ("msg " . $self->{json_coder}->encode (	2897	my $pkt = "msg "
		2898	. $self->{json_coder}->encode (
2866	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2899	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2867	} else {	2900	);
2868	if ($color >= 0) {
2869	# replace some tags by gcfclient-compatible ones
2870	for ($msg) {
2871	1 while
2872	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2873	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2874	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2875	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2876	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2877	}
2878		2901
2879	$color &= cf::NDI_COLOR_MASK;	2902	# try lzf for large packets
		2903	$pkt = "lzf " . Compress::LZF::compress $pkt
		2904	if 1024 <= length $pkt and $self->{can_lzf};
2880		2905
2881	utf8::encode $msg;	2906	# split very large packets
2882		2907	if (8192 < length $pkt and $self->{can_lzf}) {
2883	if (0 && $msg =~ /\[/) {	2908	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2884	# COMMAND/INFO	2909	$pkt = "frag";
2885	$self->send_packet ("drawextinfo $color 10 8 $msg")
2886	} else {
2887	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2888	$self->send_packet ("drawinfo $color $msg")
2889	}
2890	}
2891	}	2910	}
		2911
		2912	$self->send_packet ($pkt);
2892	}	2913	}
2893		2914
2894	=item $client->ext_msg ($type, @msg)	2915	=item $client->ext_msg ($type, @msg)
2895		2916
2896	Sends an ext event to the client.	2917	Sends an ext event to the client.
…		…
3070		3091
3071	The following functions and methods are available within a safe environment:	3092	The following functions and methods are available within a safe environment:
3072		3093
3073	cf::object	3094	cf::object
3074	contr pay_amount pay_player map x y force_find force_add destroy	3095	contr pay_amount pay_player map x y force_find force_add destroy
3075	insert remove name archname title slaying race decrease_ob_nr	3096	insert remove name archname title slaying race decrease split
		3097	value
3076		3098
3077	cf::object::player	3099	cf::object::player
3078	player	3100	player
3079		3101
3080	cf::player	3102	cf::player
…		…
3085		3107
3086	=cut	3108	=cut
3087		3109
3088	for (	3110	for (
3089	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3111	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3090	insert remove inv name archname title slaying race	3112	insert remove inv nrof name archname title slaying race
3091	decrease_ob_nr destroy)],	3113	decrease split destroy change_exp value msg lore send_msg)],
3092	["cf::object::player" => qw(player)],	3114	["cf::object::player" => qw(player)],
3093	["cf::player" => qw(peaceful)],	3115	["cf::player" => qw(peaceful send_msg)],
3094	["cf::map" => qw(trigger)],	3116	["cf::map" => qw(trigger)],
3095	) {	3117	) {
3096	no strict 'refs';	3118	no strict 'refs';
3097	my ($pkg, @funs) = @$_;	3119	my ($pkg, @funs) = @$_;
3098	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3120	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3115	my ($code, %vars) = @_;	3137	my ($code, %vars) = @_;
3116		3138
3117	my $qcode = $code;	3139	my $qcode = $code;
3118	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3140	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3119	$qcode =~ s/\n/\\n/g;	3141	$qcode =~ s/\n/\\n/g;
		3142
		3143	%vars = (_dummy => 0) unless %vars;
3120		3144
3121	local $_;	3145	local $_;
3122	local @safe::cf::_safe_eval_args = values %vars;	3146	local @safe::cf::_safe_eval_args = values %vars;
3123		3147
3124	my $eval =	3148	my $eval =
…		…
3304	while (my ($k, $v) = each %$want) {	3328	while (my ($k, $v) = each %$want) {
3305	$ns->fx_want ($k, $v);	3329	$ns->fx_want ($k, $v);
3306	}	3330	}
3307	};	3331	};
3308		3332
		3333	sub load_resource_file($) {
		3334	my $guard = lock_acquire "load_resource_file";
		3335
		3336	my $status = load_resource_file_ $_[0];
		3337	get_slot 0.1, 100;
		3338	cf::arch::commit_load;
		3339
		3340	$status
		3341	}
		3342
3309	sub reload_regions {	3343	sub reload_regions {
3310	# HACK to clear player env face cache, we need some signal framework	3344	# HACK to clear player env face cache, we need some signal framework
3311	# for this (global event?)	3345	# for this (global event?)
3312	%ext::player_env::MUSIC_FACE_CACHE = ();	3346	%ext::player_env::MUSIC_FACE_CACHE = ();
3313		3347
…		…
3326	}	3360	}
3327		3361
3328	sub reload_archetypes {	3362	sub reload_archetypes {
3329	load_resource_file "$DATADIR/archetypes"	3363	load_resource_file "$DATADIR/archetypes"
3330	or die "unable to load archetypes\n";	3364	or die "unable to load archetypes\n";
3331	#d# NEED to laod twice to resolve forward references
3332	# this really needs to be done in an extra post-pass
3333	# (which needs to be synchronous, so solve it differently)
3334	load_resource_file "$DATADIR/archetypes"
3335	or die "unable to load archetypes\n";
3336	}	3365	}
3337		3366
3338	sub reload_treasures {	3367	sub reload_treasures {
3339	load_resource_file "$DATADIR/treasures"	3368	load_resource_file "$DATADIR/treasures"
3340	or die "unable to load treasurelists\n";	3369	or die "unable to load treasurelists\n";
3341	}	3370	}
3342		3371
3343	sub reload_resources {	3372	sub reload_resources {
3344	warn "reloading resource files...\n";	3373	warn "reloading resource files...\n";
3345		3374
		3375	reload_facedata;
		3376	reload_archetypes;
3346	reload_regions;	3377	reload_regions;
3347	reload_facedata;
3348	#reload_archetypes;#d#
3349	reload_archetypes;
3350	reload_treasures;	3378	reload_treasures;
3351		3379
3352	warn "finished reloading resource files\n";	3380	warn "finished reloading resource files\n";
3353	}
3354
3355	sub init {
3356	reload_resources;
3357	}	3381	}
3358		3382
3359	sub reload_config {	3383	sub reload_config {
3360	open my $fh, "<:utf8", "$CONFDIR/config"	3384	open my $fh, "<:utf8", "$CONFDIR/config"
3361	or return;	3385	or return;
…		…
3375	};	3399	};
3376	warn $@ if $@;	3400	warn $@ if $@;
3377	}	3401	}
3378	}	3402	}
3379		3403
		3404	sub pidfile() {
		3405	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3406	or die "$PIDFILE: $!";
		3407	flock $fh, &Fcntl::LOCK_EX
		3408	or die "$PIDFILE: flock: $!";
		3409	$fh
		3410	}
		3411
		3412	# make sure only one server instance is running at any one time
		3413	sub atomic {
		3414	my $fh = pidfile;
		3415
		3416	my $pid = <$fh>;
		3417	kill 9, $pid if $pid > 0;
		3418
		3419	seek $fh, 0, 0;
		3420	print $fh $$;
		3421	}
		3422
		3423	sub main_loop {
		3424	warn "EV::loop starting\n";
		3425	if (1) {
		3426	EV::loop;
		3427	}
		3428	warn "EV::loop returned\n";
		3429	goto &main_loop unless $REALLY_UNLOOP;
		3430	}
		3431
3380	sub main {	3432	sub main {
		3433	cf::init_globals; # initialise logging
		3434
		3435	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3436	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3437	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3438	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3439
		3440	cf::init_experience;
		3441	cf::init_anim;
		3442	cf::init_attackmess;
		3443	cf::init_dynamic;
		3444
		3445	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3446
3381	# we must not ever block the main coroutine	3447	# we must not ever block the main coroutine
3382	local $Coro::idle = sub {	3448	local $Coro::idle = sub {
3383	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3449	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3384	(async {	3450	(async {
3385	$Coro::current->{desc} = "IDLE BUG HANDLER";	3451	$Coro::current->{desc} = "IDLE BUG HANDLER";
3386	EV::loop EV::LOOP_ONESHOT;	3452	EV::loop EV::LOOP_ONESHOT;
3387	})->prio (Coro::PRIO_MAX);	3453	})->prio (Coro::PRIO_MAX);
3388	};	3454	};
3389		3455
3390	reload_config;
3391	db_init;
3392	load_extensions;
3393
3394	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3395	evthread_start IO::AIO::poll_fileno;	3456	evthread_start IO::AIO::poll_fileno;
3396	EV::loop;	3457
		3458	cf::sync_job {
		3459	reload_resources;
		3460	reload_config;
		3461	db_init;
		3462
		3463	cf::load_settings;
		3464	cf::load_materials;
		3465	cf::init_uuid;
		3466	cf::init_signals;
		3467	cf::init_commands;
		3468	cf::init_skills;
		3469
		3470	cf::init_beforeplay;
		3471
		3472	atomic;
		3473
		3474	load_extensions;
		3475
		3476	utime time, time, $RUNTIMEFILE;
		3477
		3478	# no (long-running) fork's whatsoever before this point(!)
		3479	use POSIX ();
		3480	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3481
		3482	(pop @POST_INIT)->(0) while @POST_INIT;
		3483	};
		3484
		3485	main_loop;
3397	}	3486	}
3398		3487
3399	#############################################################################	3488	#############################################################################
3400	# initialisation and cleanup	3489	# initialisation and cleanup
3401		3490
…		…
3408	};	3497	};
3409	}	3498	}
3410	}	3499	}
3411		3500
3412	sub write_runtime_sync {	3501	sub write_runtime_sync {
3413	my $runtime = "$LOCALDIR/runtime";
3414
3415	# first touch the runtime file to show we are still running:	3502	# first touch the runtime file to show we are still running:
3416	# the fsync below can take a very very long time.	3503	# the fsync below can take a very very long time.
3417		3504
3418	IO::AIO::aio_utime $runtime, undef, undef;	3505	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3419		3506
3420	my $guard = cf::lock_acquire "write_runtime";	3507	my $guard = cf::lock_acquire "write_runtime";
3421		3508
3422	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3509	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3423	or return;	3510	or return;
3424		3511
3425	my $value = $cf::RUNTIME + 90 + 10;	3512	my $value = $cf::RUNTIME + 90 + 10;
3426	# 10 is the runtime save interval, for a monotonic clock	3513	# 10 is the runtime save interval, for a monotonic clock
3427	# 60 allows for the watchdog to kill the server.	3514	# 60 allows for the watchdog to kill the server.
…		…
3437	aio_utime $fh, undef, undef;	3524	aio_utime $fh, undef, undef;
3438		3525
3439	close $fh	3526	close $fh
3440	or return;	3527	or return;
3441		3528
3442	aio_rename "$runtime~", $runtime	3529	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3443	and return;	3530	and return;
3444		3531
3445	warn "runtime file written.\n";	3532	warn "runtime file written.\n";
3446		3533
3447	1	3534	1
…		…
3459	my $uuid = "$LOCALDIR/uuid";	3546	my $uuid = "$LOCALDIR/uuid";
3460		3547
3461	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644	3548	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3462	or return;	3549	or return;
3463		3550
3464	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;	3551	my $value = uuid_seq uuid_cur;
		3552
		3553	unless ($value) {
		3554	warn "cowardly refusing to write zero uuid value!\n";
		3555	return;
		3556	}
		3557
		3558	my $value = uuid_str $value + $uuid_skip;
3465	$uuid_skip = 0;	3559	$uuid_skip = 0;
3466		3560
3467	(aio_write $fh, 0, (length $value), $value, 0) <= 0	3561	(aio_write $fh, 0, (length $value), $value, 0) <= 0
3468	and return;	3562	and return;
3469		3563
…		…
3491	}	3585	}
3492		3586
3493	sub emergency_save() {	3587	sub emergency_save() {
3494	my $freeze_guard = cf::freeze_mainloop;	3588	my $freeze_guard = cf::freeze_mainloop;
3495		3589
3496	warn "enter emergency perl save\n";	3590	warn "emergency_perl_save: enter\n";
3497		3591
3498	cf::sync_job {	3592	cf::sync_job {
		3593	# this is a trade-off: we want to be very quick here, so
		3594	# save all maps without fsync, and later call a global sync
		3595	# (which in turn might be very very slow)
		3596	local $USE_FSYNC = 0;
		3597
3499	# use a peculiar iteration method to avoid tripping on perl	3598	# use a peculiar iteration method to avoid tripping on perl
3500	# refcount bugs in for. also avoids problems with players	3599	# refcount bugs in for. also avoids problems with players
3501	# and maps saved/destroyed asynchronously.	3600	# and maps saved/destroyed asynchronously.
3502	warn "begin emergency player save\n";	3601	warn "emergency_perl_save: begin player save\n";
3503	for my $login (keys %cf::PLAYER) {	3602	for my $login (keys %cf::PLAYER) {
3504	my $pl = $cf::PLAYER{$login} or next;	3603	my $pl = $cf::PLAYER{$login} or next;
3505	$pl->valid or next;	3604	$pl->valid or next;
3506	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3605	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3507	$pl->save;	3606	$pl->save;
3508	}	3607	}
3509	warn "end emergency player save\n";	3608	warn "emergency_perl_save: end player save\n";
3510		3609
3511	warn "begin emergency map save\n";	3610	warn "emergency_perl_save: begin map save\n";
3512	for my $path (keys %cf::MAP) {	3611	for my $path (keys %cf::MAP) {
3513	my $map = $cf::MAP{$path} or next;	3612	my $map = $cf::MAP{$path} or next;
3514	$map->valid or next;	3613	$map->valid or next;
3515	$map->save;	3614	$map->save;
3516	}	3615	}
3517	warn "end emergency map save\n";	3616	warn "emergency_perl_save: end map save\n";
3518		3617
3519	warn "begin emergency database checkpoint\n";	3618	warn "emergency_perl_save: begin database checkpoint\n";
3520	BDB::db_env_txn_checkpoint $DB_ENV;	3619	BDB::db_env_txn_checkpoint $DB_ENV;
3521	warn "end emergency database checkpoint\n";	3620	warn "emergency_perl_save: end database checkpoint\n";
3522		3621
3523	warn "begin write uuid\n";	3622	warn "emergency_perl_save: begin write uuid\n";
3524	write_uuid_sync 1;	3623	write_uuid_sync 1;
3525	warn "end write uuid\n";	3624	warn "emergency_perl_save: end write uuid\n";
3526	};	3625	};
3527		3626
		3627	warn "emergency_perl_save: starting sync()\n";
		3628	IO::AIO::aio_sync sub {
		3629	warn "emergency_perl_save: finished sync()\n";
		3630	};
		3631
3528	warn "leave emergency perl save\n";	3632	warn "emergency_perl_save: leave\n";
3529	}	3633	}
3530		3634
3531	sub post_cleanup {	3635	sub post_cleanup {
3532	my ($make_core) = @_;	3636	my ($make_core) = @_;
3533		3637
3534	warn Carp::longmess "post_cleanup backtrace"	3638	warn Carp::longmess "post_cleanup backtrace"
3535	if $make_core;	3639	if $make_core;
		3640
		3641	my $fh = pidfile;
		3642	unlink $PIDFILE if <$fh> == $$;
		3643	}
		3644
		3645	# a safer delete_package, copied from Symbol
		3646	sub clear_package($) {
		3647	my $pkg = shift;
		3648
		3649	# expand to full symbol table name if needed
		3650	unless ($pkg =~ /^main::.*::$/) {
		3651	$pkg = "main$pkg" if $pkg =~ /^::/;
		3652	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3653	$pkg .= '::' unless $pkg =~ /::$/;
		3654	}
		3655
		3656	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3657	my $stem_symtab = *{$stem}{HASH};
		3658
		3659	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3660	or return;
		3661
		3662	# clear all symbols
		3663	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3664	for my $name (keys %$leaf_symtab) {
		3665	_gv_clear *{"$pkg$name"};
		3666	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3667	}
		3668	warn "cleared package $pkg\n";#d#
3536	}	3669	}
3537		3670
3538	sub do_reload_perl() {	3671	sub do_reload_perl() {
3539	# can/must only be called in main	3672	# can/must only be called in main
3540	if ($Coro::current != $Coro::main) {	3673	if ($Coro::current != $Coro::main) {
3541	warn "can only reload from main coroutine";	3674	warn "can only reload from main coroutine";
3542	return;	3675	return;
3543	}	3676	}
3544		3677
		3678	return if $RELOAD++;
		3679
		3680	my $t1 = EV::time;
		3681
		3682	while ($RELOAD) {
3545	warn "reloading...";	3683	warn "reloading...";
3546		3684
3547	warn "entering sync_job";	3685	warn "entering sync_job";
3548		3686
3549	cf::sync_job {	3687	cf::sync_job {
3550	cf::write_runtime_sync; # external watchdog should not bark	3688	cf::write_runtime_sync; # external watchdog should not bark
3551	cf::emergency_save;	3689	cf::emergency_save;
3552	cf::write_runtime_sync; # external watchdog should not bark	3690	cf::write_runtime_sync; # external watchdog should not bark
3553		3691
3554	warn "syncing database to disk";	3692	warn "syncing database to disk";
3555	BDB::db_env_txn_checkpoint $DB_ENV;	3693	BDB::db_env_txn_checkpoint $DB_ENV;
3556		3694
3557	# if anything goes wrong in here, we should simply crash as we already saved	3695	# if anything goes wrong in here, we should simply crash as we already saved
3558		3696
3559	warn "flushing outstanding aio requests";	3697	warn "flushing outstanding aio requests";
3560	for (;;) {
3561	BDB::flush;
3562	IO::AIO::flush;
3563	Coro::cede_notself;
3564	last unless IO::AIO::nreqs || BDB::nreqs;	3698	while (IO::AIO::nreqs || BDB::nreqs) {
3565	warn "iterate...";	3699	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3566	}
3567
3568	++$RELOAD;
3569
3570	warn "cancelling all extension coros";
3571	$_->cancel for values %EXT_CORO;
3572	%EXT_CORO = ();
3573
3574	warn "removing commands";
3575	%COMMAND = ();
3576
3577	warn "removing ext/exti commands";
3578	%EXTCMD = ();
3579	%EXTICMD = ();
3580
3581	warn "unloading/nuking all extensions";
3582	for my $pkg (@EXTS) {
3583	warn "... unloading $pkg";
3584
3585	if (my $cb = $pkg->can ("unload")) {
3586	eval {
3587	$cb->($pkg);
3588	1
3589	} or warn "$pkg unloaded, but with errors: $@";
3590	}	3700	}
3591		3701
3592	warn "... nuking $pkg";	3702	warn "cancelling all extension coros";
3593	Symbol::delete_package $pkg;	3703	$_->cancel for values %EXT_CORO;
3594	}	3704	%EXT_CORO = ();
3595		3705
3596	warn "unloading all perl modules loaded from $LIBDIR";	3706	warn "removing commands";
3597	while (my ($k, $v) = each %INC) {	3707	%COMMAND = ();
3598	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3599		3708
		3709	warn "removing ext/exti commands";
		3710	%EXTCMD = ();
		3711	%EXTICMD = ();
		3712
		3713	warn "unloading/nuking all extensions";
		3714	for my $pkg (@EXTS) {
3600	warn "... unloading $k";	3715	warn "... unloading $pkg";
3601	delete $INC{$k};
3602		3716
3603	$k =~ s/\.pm$//;
3604	$k =~ s/\//::/g;
3605
3606	if (my $cb = $k->can ("unload_module")) {	3717	if (my $cb = $pkg->can ("unload")) {
		3718	eval {
3607	$cb->();	3719	$cb->($pkg);
		3720	1
		3721	} or warn "$pkg unloaded, but with errors: $@";
		3722	}
		3723
		3724	warn "... clearing $pkg";
		3725	clear_package $pkg;
3608	}	3726	}
3609		3727
3610	Symbol::delete_package $k;	3728	warn "unloading all perl modules loaded from $LIBDIR";
		3729	while (my ($k, $v) = each %INC) {
		3730	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3731
		3732	warn "... unloading $k";
		3733	delete $INC{$k};
		3734
		3735	$k =~ s/\.pm$//;
		3736	$k =~ s/\//::/g;
		3737
		3738	if (my $cb = $k->can ("unload_module")) {
		3739	$cb->();
		3740	}
		3741
		3742	clear_package $k;
3611	}	3743	}
3612		3744
3613	warn "getting rid of safe::, as good as possible";	3745	warn "getting rid of safe::, as good as possible";
3614	Symbol::delete_package "safe::$_"	3746	clear_package "safe::$_"
3615	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3747	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3616		3748
3617	warn "unloading cf.pm \"a bit\"";	3749	warn "unloading cf.pm \"a bit\"";
3618	delete $INC{"cf.pm"};	3750	delete $INC{"cf.pm"};
3619	delete $INC{"cf/pod.pm"};	3751	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3620		3752
3621	# don't, removes xs symbols, too,	3753	# don't, removes xs symbols, too,
3622	# and global variables created in xs	3754	# and global variables created in xs
3623	#Symbol::delete_package __PACKAGE__;	3755	#clear_package __PACKAGE__;
3624		3756
3625	warn "unload completed, starting to reload now";	3757	warn "unload completed, starting to reload now";
3626		3758
3627	warn "reloading cf.pm";	3759	warn "reloading cf.pm";
3628	require cf;	3760	require cf;
3629	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3761	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3630		3762
3631	warn "loading config and database again";	3763	warn "loading config and database again";
3632	cf::reload_config;	3764	cf::reload_config;
3633		3765
3634	warn "loading extensions";	3766	warn "loading extensions";
3635	cf::load_extensions;	3767	cf::load_extensions;
3636		3768
		3769	if ($REATTACH_ON_RELOAD) {
3637	warn "reattaching attachments to objects/players";	3770	warn "reattaching attachments to objects/players";
3638	_global_reattach; # objects, sockets	3771	_global_reattach; # objects, sockets
3639	warn "reattaching attachments to maps";	3772	warn "reattaching attachments to maps";
3640	reattach $_ for values %MAP;	3773	reattach $_ for values %MAP;
3641	warn "reattaching attachments to players";	3774	warn "reattaching attachments to players";
3642	reattach $_ for values %PLAYER;	3775	reattach $_ for values %PLAYER;
		3776	}
3643		3777
		3778	warn "running post_init jobs";
		3779	(pop @POST_INIT)->(1) while @POST_INIT;
		3780
3644	warn "leaving sync_job";	3781	warn "leaving sync_job";
3645		3782
3646	1	3783	1
3647	} or do {	3784	} or do {
3648	warn $@;	3785	warn $@;
3649	cf::cleanup "error while reloading, exiting.";	3786	cf::cleanup "error while reloading, exiting.";
3650	};	3787	};
3651		3788
3652	warn "reloaded";	3789	warn "reloaded";
		3790	--$RELOAD;
		3791	}
		3792
		3793	$t1 = EV::time - $t1;
		3794	warn "reload completed in ${t1}s\n";
3653	};	3795	};
3654		3796
3655	our $RELOAD_WATCHER; # used only during reload	3797	our $RELOAD_WATCHER; # used only during reload
3656		3798
3657	sub reload_perl() {	3799	sub reload_perl() {
3658	# doing reload synchronously and two reloads happen back-to-back,	3800	# doing reload synchronously and two reloads happen back-to-back,
3659	# coro crashes during coro_state_free->destroy here.	3801	# coro crashes during coro_state_free->destroy here.
3660		3802
		3803	$RELOAD_WATCHER ||= cf::async {
		3804	Coro::AIO::aio_wait cache_extensions;
		3805
3661	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3806	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3662	do_reload_perl;	3807	do_reload_perl;
3663	undef $RELOAD_WATCHER;	3808	undef $RELOAD_WATCHER;
		3809	};
3664	};	3810	};
3665	}	3811	}
3666		3812
3667	register_command "reload" => sub {	3813	register_command "reload" => sub {
3668	my ($who, $arg) = @_;	3814	my ($who, $arg) = @_;
…		…
3682		3828
3683	our @WAIT_FOR_TICK;	3829	our @WAIT_FOR_TICK;
3684	our @WAIT_FOR_TICK_BEGIN;	3830	our @WAIT_FOR_TICK_BEGIN;
3685		3831
3686	sub wait_for_tick {	3832	sub wait_for_tick {
3687	return if tick_inhibit;
3688	return if $Coro::current == $Coro::main;	3833	return if tick_inhibit || $Coro::current == $Coro::main;
3689		3834
3690	my $signal = new Coro::Signal;	3835	my $signal = new Coro::Signal;
3691	push @WAIT_FOR_TICK, $signal;	3836	push @WAIT_FOR_TICK, $signal;
3692	$signal->wait;	3837	$signal->wait;
3693	}	3838	}
3694		3839
3695	sub wait_for_tick_begin {	3840	sub wait_for_tick_begin {
3696	return if tick_inhibit;
3697	return if $Coro::current == $Coro::main;	3841	return if tick_inhibit || $Coro::current == $Coro::main;
3698		3842
3699	my $signal = new Coro::Signal;	3843	my $signal = new Coro::Signal;
3700	push @WAIT_FOR_TICK_BEGIN, $signal;	3844	push @WAIT_FOR_TICK_BEGIN, $signal;
3701	$signal->wait;	3845	$signal->wait;
3702	}	3846	}
…		…
3741	{	3885	{
3742	# configure BDB	3886	# configure BDB
3743		3887
3744	BDB::min_parallel 8;	3888	BDB::min_parallel 8;
3745	BDB::max_poll_reqs $TICK * 0.1;	3889	BDB::max_poll_reqs $TICK * 0.1;
3746	$Coro::BDB::WATCHER->priority (1);	3890	$AnyEvent::BDB::WATCHER->priority (1);
3747		3891
3748	unless ($DB_ENV) {	3892	unless ($DB_ENV) {
3749	$DB_ENV = BDB::db_env_create;	3893	$DB_ENV = BDB::db_env_create;
3750	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3894	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3751	| BDB::LOG_AUTOREMOVE, 1);	3895	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3896	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3752	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3897	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3753	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3898	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3754		3899
3755	cf::sync_job {	3900	cf::sync_job {
3756	eval {	3901	eval {
…		…
3782	{	3927	{
3783	# configure IO::AIO	3928	# configure IO::AIO
3784		3929
3785	IO::AIO::min_parallel 8;	3930	IO::AIO::min_parallel 8;
3786	IO::AIO::max_poll_time $TICK * 0.1;	3931	IO::AIO::max_poll_time $TICK * 0.1;
3787	$Coro::AIO::WATCHER->priority (1);	3932	undef $AnyEvent::AIO::WATCHER;
3788	}	3933	}
3789		3934
3790	my $_log_backtrace;	3935	my $_log_backtrace;
3791		3936
3792	sub _log_backtrace {	3937	sub _log_backtrace {
…		…
3795	$msg =~ s/\n//;	3940	$msg =~ s/\n//;
3796		3941
3797	# limit the # of concurrent backtraces	3942	# limit the # of concurrent backtraces
3798	if ($_log_backtrace < 2) {	3943	if ($_log_backtrace < 2) {
3799	++$_log_backtrace;	3944	++$_log_backtrace;
		3945	my $perl_bt = Carp::longmess $msg;
3800	async {	3946	async {
3801	$Coro::current->{desc} = "abt $msg";	3947	$Coro::current->{desc} = "abt $msg";
3802		3948
3803	my @bt = fork_call {	3949	my @bt = fork_call {
3804	@addr = map { sprintf "%x", $_ } @addr;	3950	@addr = map { sprintf "%x", $_ } @addr;
…		…
3815	}	3961	}
3816		3962
3817	@funcs	3963	@funcs
3818	};	3964	};
3819		3965
3820	LOG llevInfo, "[ABT] $msg\n";	3966	LOG llevInfo, "[ABT] $perl_bt\n";
		3967	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3821	LOG llevInfo, "[ABT] $_\n" for @bt;	3968	LOG llevInfo, "[ABT] $_\n" for @bt;
3822	--$_log_backtrace;	3969	--$_log_backtrace;
3823	};	3970	};
3824	} else {	3971	} else {
3825	LOG llevInfo, "[ABT] $msg\n";	3972	LOG llevInfo, "[ABT] $msg\n";
3826	LOG llevInfo, "[ABT] [suppressed]\n";	3973	LOG llevInfo, "[ABT] [suppressed]\n";
3827	}	3974	}
3828	}	3975	}
3829		3976
3830	# load additional modules	3977	# load additional modules
3831	use cf::pod;	3978	require "cf/$_.pm" for @EXTRA_MODULES;
3832		3979
3833	END { cf::emergency_save }	3980	END { cf::emergency_save }
3834		3981
3835	1	3982	1
3836		3983

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