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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.224 by root, Mon Mar 12 21:42:12 2007 UTC vs.
Revision 1.328 by root, Wed Aug 8 06:24:30 2007 UTC

…		…
3	use utf8;	3	use utf8;
4	use strict;	4	use strict;
5		5
6	use Symbol;	6	use Symbol;
7	use List::Util;	7	use List::Util;
		8	use Socket;
8	use Storable;	9	use Storable;
9	use Event;	10	use Event;
10	use Opcode;	11	use Opcode;
11	use Safe;	12	use Safe;
12	use Safe::Hole;	13	use Safe::Hole;
13		14
14	use Coro 3.52 ();	15	use Coro 3.61 ();
15	use Coro::State;	16	use Coro::State;
		17	use Coro::Handle;
16	use Coro::Event;	18	use Coro::Event;
17	use Coro::Timer;	19	use Coro::Timer;
18	use Coro::Signal;	20	use Coro::Signal;
19	use Coro::Semaphore;	21	use Coro::Semaphore;
20	use Coro::AIO;	22	use Coro::AIO;
		23	use Coro::Storable;
21		24
		25	use JSON::XS 1.4 ();
22	use BDB ();	26	use BDB ();
23	use Data::Dumper;	27	use Data::Dumper;
24	use Digest::MD5;	28	use Digest::MD5;
25	use Fcntl;	29	use Fcntl;
		30	use YAML::Syck ();
26	use IO::AIO 2.32 ();	31	use IO::AIO 2.32 ();
27	use YAML::Syck ();
28	use Time::HiRes;	32	use Time::HiRes;
29	use Compress::LZF;	33	use Compress::LZF;
		34	use Digest::MD5 ();
30		35
		36	# configure various modules to our taste
		37	#
		38	$Storable::canonical = 1; # reduce rsync transfers
31	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
32	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
		41
33	$Event::Eval = 1; # no idea why this is required, but it is	42	$Event::Eval = 1; # no idea why this is required, but it is
34
35	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
36		43
37	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
38	$YAML::Syck::ImplicitUnicode = 1;	45	$YAML::Syck::ImplicitUnicode = 1;
39		46
40	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
41		48
		49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		50
42	our %COMMAND = ();	51	our %COMMAND = ();
43	our %COMMAND_TIME = ();	52	our %COMMAND_TIME = ();
44		53
45	our @EXTS = (); # list of extension package names	54	our @EXTS = (); # list of extension package names
46	our %EXTCMD = ();	55	our %EXTCMD = ();
		56	our %EXTICMD = ();
47	our %EXT_CORO = (); # coroutines bound to extensions	57	our %EXT_CORO = (); # coroutines bound to extensions
48	our %EXT_MAP = (); # pluggable maps	58	our %EXT_MAP = (); # pluggable maps
49		59
50	our $RELOAD; # number of reloads so far	60	our $RELOAD; # number of reloads so far
51	our @EVENT;	61	our @EVENT;
52	our $LIBDIR = datadir . "/ext";
53		62
54	our $TICK = MAX_TIME * 1e-6;	63	our $CONFDIR = confdir;
		64	our $DATADIR = datadir;
		65	our $LIBDIR = "$DATADIR/ext";
		66	our $PODDIR = "$DATADIR/pod";
		67	our $MAPDIR = "$DATADIR/" . mapdir;
		68	our $LOCALDIR = localdir;
		69	our $TMPDIR = "$LOCALDIR/" . tmpdir;
		70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
		71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
		72	our $RANDOMDIR = "$LOCALDIR/random";
		73	our $BDBDIR = "$LOCALDIR/db";
		74
		75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
55	our $TICK_WATCHER;	76	our $TICK_WATCHER;
56	our $AIO_POLL_WATCHER;	77	our $AIO_POLL_WATCHER;
57	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
58	our $NEXT_TICK;	79	our $NEXT_TICK;
59	our $NOW;	80	our $NOW;
…		…
68	our $RUNTIME;	89	our $RUNTIME;
69		90
70	our %PLAYER; # all users	91	our %PLAYER; # all users
71	our %MAP; # all maps	92	our %MAP; # all maps
72	our $LINK_MAP; # the special {link} map, which is always available	93	our $LINK_MAP; # the special {link} map, which is always available
73	our $RANDOM_MAPS = cf::localdir . "/random";
74	our $BDB_ENV_DIR = cf::localdir . "/db";
75
76	our $WAIT_FOR_TICK; $WAIT_FOR_TICK ||= new Coro::Signal;
77	our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE ||= new Coro::Signal;
78		94
79	# used to convert map paths into valid unix filenames by replacing / by ∕	95	# used to convert map paths into valid unix filenames by replacing / by ∕
80	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
81		97
		98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
		99	our $LOADAVG; # same thing, but with alpha-smoothing
		100	our $tick_start; # for load detecting purposes
		101
82	binmode STDOUT;	102	binmode STDOUT;
83	binmode STDERR;	103	binmode STDERR;
84		104
85	# read virtual server time, if available	105	# read virtual server time, if available
86	unless ($RUNTIME || !-e cf::localdir . "/runtime") {	106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {
87	open my $fh, "<", cf::localdir . "/runtime"	107	open my $fh, "<", "$LOCALDIR/runtime"
88	or die "unable to read runtime file: $!";	108	or die "unable to read runtime file: $!";
89	$RUNTIME = <$fh> + 0.;	109	$RUNTIME = <$fh> + 0.;
90	}	110	}
91		111
92	mkdir cf::localdir;	112	mkdir $_
93	mkdir cf::localdir . "/" . cf::playerdir;	113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
94	mkdir cf::localdir . "/" . cf::tmpdir;
95	mkdir cf::localdir . "/" . cf::uniquedir;
96	mkdir $RANDOM_MAPS;
97	mkdir $BDB_ENV_DIR;
98		114
99	our $EMERGENCY_POSITION;	115	our $EMERGENCY_POSITION;
100		116
101	sub cf::map::normalise;	117	sub cf::map::normalise;
102		118
…		…
113	=item $cf::RUNTIME	129	=item $cf::RUNTIME
114		130
115	The time this server has run, starts at 0 and is increased by $cf::TICK on	131	The time this server has run, starts at 0 and is increased by $cf::TICK on
116	every server tick.	132	every server tick.
117		133
118	=item $cf::LIBDIR	134	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
		135	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
		136	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
119		137
120	The perl library directory, where extensions and cf-specific modules can	138	Various directories - "/etc", read-only install directory, perl-library
121	be found. It will be added to C<@INC> automatically.	139	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
		140	unique-items directory, player file directory, random maps directory and
		141	database environment.
122		142
123	=item $cf::NOW	143	=item $cf::NOW
124		144
125	The time of the last (current) server tick.	145	The time of the last (current) server tick.
126		146
127	=item $cf::TICK	147	=item $cf::TICK
128		148
129	The interval between server ticks, in seconds.	149	The interval between server ticks, in seconds.
		150
		151	=item $cf::LOADAVG
		152
		153	The current CPU load on the server (alpha-smoothed), as a value between 0
		154	(none) and 1 (overloaded), indicating how much time is spent on processing
		155	objects per tick. Healthy values are < 0.5.
		156
		157	=item $cf::LOAD
		158
		159	The raw value load value from the last tick.
130		160
131	=item %cf::CFG	161	=item %cf::CFG
132		162
133	Configuration for the server, loaded from C</etc/crossfire/config>, or	163	Configuration for the server, loaded from C</etc/crossfire/config>, or
134	from wherever your confdir points to.	164	from wherever your confdir points to.
135		165
136	=item $cf::WAIT_FOR_TICK, $cf::WAIT_FOR_TICK_ONE	166	=item cf::wait_for_tick, cf::wait_for_tick_begin
137		167
138	These are Coro::Signal objects that are C<< ->broadcast >> (WAIT_FOR_TICK)	168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
139	or C<< ->send >> (WAIT_FOR_TICK_ONE) on after normal server tick	169	returns directly I<after> the tick processing (and consequently, can only wake one process
140	processing has been done. Call C<< ->wait >> on them to maximise the	170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
141	window of cpu time available, or simply to synchronise to the server tick.	171
		172	=item @cf::INVOKE_RESULTS
		173
		174	This array contains the results of the last C<invoke ()> call. When
		175	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		176	that call.
142		177
143	=back	178	=back
144		179
145	=cut	180	=cut
146		181
147	BEGIN {	182	BEGIN {
148	*CORE::GLOBAL::warn = sub {	183	*CORE::GLOBAL::warn = sub {
149	my $msg = join "", @_;	184	my $msg = join "", @_;
150	utf8::encode $msg;
151		185
152	$msg .= "\n"	186	$msg .= "\n"
153	unless $msg =~ /\n$/;	187	unless $msg =~ /\n$/;
154		188
		189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
		190
		191	utf8::encode $msg;
155	LOG llevError, $msg;	192	LOG llevError, $msg;
156	};	193	};
157	}	194	}
158		195
159	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
160	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
161	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
162	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
163	@safe::cf::map::ISA = @cf::map::ISA = 'cf::attachable';	200	@safe::cf::map::ISA = @cf::map::ISA = 'cf::attachable';
		201	@safe::cf::arch::ISA = @cf::arch::ISA = 'cf::object';
164	@safe::cf::object::player::ISA = @cf::object::player::ISA = 'cf::object';	202	@safe::cf::object::player::ISA = @cf::object::player::ISA = 'cf::object'; # not really true (yet)
165		203
166	# we bless all objects into (empty) derived classes to force a method lookup	204	# we bless all objects into (empty) derived classes to force a method lookup
167	# within the Safe compartment.	205	# within the Safe compartment.
168	for my $pkg (qw(	206	for my $pkg (qw(
169	cf::global cf::attachable	207	cf::global cf::attachable
…		…
177	}	215	}
178		216
179	$Event::DIED = sub {	217	$Event::DIED = sub {
180	warn "error in event callback: @_";	218	warn "error in event callback: @_";
181	};	219	};
		220
		221	#############################################################################
182		222
183	=head2 UTILITY FUNCTIONS	223	=head2 UTILITY FUNCTIONS
184		224
185	=over 4	225	=over 4
186		226
…		…
205	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
206	$d	246	$d
207	} || "[unable to dump $_[0]: '$@']";	247	} || "[unable to dump $_[0]: '$@']";
208	}	248	}
209		249
210	use JSON::Syck (); # TODO# replace by JSON::PC once working
211
212	=item $ref = cf::from_json $json	250	=item $ref = cf::from_json $json
213		251
214	Converts a JSON string into the corresponding perl data structure.	252	Converts a JSON string into the corresponding perl data structure.
215		253
216	=cut
217
218	sub from_json($) {
219	$JSON::Syck::ImplicitUnicode = 1; # work around JSON::Syck bugs
220	JSON::Syck::Load $_[0]
221	}
222
223	=item $json = cf::to_json $ref	254	=item $json = cf::to_json $ref
224		255
225	Converts a perl data structure into its JSON representation.	256	Converts a perl data structure into its JSON representation.
226		257
227	=cut	258	=cut
228		259
229	sub to_json($) {	260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
230	$JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs	261
231	JSON::Syck::Dump $_[0]	262	sub to_json ($) { $json_coder->encode ($_[0]) }
232	}	263	sub from_json ($) { $json_coder->decode ($_[0]) }
233		264
234	=item cf::lock_wait $string	265	=item cf::lock_wait $string
235		266
236	Wait until the given lock is available. See cf::lock_acquire.	267	Wait until the given lock is available. See cf::lock_acquire.
237		268
…		…
243	returned.	274	returned.
244		275
245	Lock names should begin with a unique identifier (for example, cf::map::find	276	Lock names should begin with a unique identifier (for example, cf::map::find
246	uses map_find and cf::map::load uses map_load).	277	uses map_find and cf::map::load uses map_load).
247		278
		279	=item $locked = cf::lock_active $string
		280
		281	Return true if the lock is currently active, i.e. somebody has locked it.
		282
248	=cut	283	=cut
249		284
250	our %LOCK;	285	our %LOCK;
251		286
252	sub lock_wait($) {	287	sub lock_wait($) {
…		…
269		304
270	Coro::guard {	305	Coro::guard {
271	# wake up all waiters, to be on the safe side	306	# wake up all waiters, to be on the safe side
272	$_->ready for @{ delete $LOCK{$key} };	307	$_->ready for @{ delete $LOCK{$key} };
273	}	308	}
		309	}
		310
		311	sub lock_active($) {
		312	my ($key) = @_;
		313
		314	! ! $LOCK{$key}
274	}	315	}
275		316
276	sub freeze_mainloop {	317	sub freeze_mainloop {
277	return unless $TICK_WATCHER->is_active;	318	return unless $TICK_WATCHER->is_active;
278		319
…		…
281	};	322	};
282	$TICK_WATCHER->stop;	323	$TICK_WATCHER->stop;
283	$guard	324	$guard
284	}	325	}
285		326
		327	=item cf::get_slot $time[, $priority[, $name]]
		328
		329	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		330	This call blocks and returns only when you have at least C<$time> seconds
		331	of cpu time till the next tick. The slot is only valid till the next cede.
		332
		333	The optional C<$name> can be used to identify the job to run. It might be
		334	used for statistical purposes and should identify the same time-class.
		335
		336	Useful for short background jobs.
		337
		338	=cut
		339
		340	our @SLOT_QUEUE;
		341	our $SLOT_QUEUE;
		342
		343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		344	$SLOT_QUEUE = Coro::async {
		345	my $signal = new Coro::Signal;
		346
		347	while () {
		348	next_job:
		349	my $avail = cf::till_tick;
		350	if ($avail > 0.01) {
		351	for (0 .. $#SLOT_QUEUE) {
		352	if ($SLOT_QUEUE[$_][0] < $avail) {
		353	my $job = splice @SLOT_QUEUE, $_, 1, ();
		354	$job->[2]->send;
		355	Coro::cede;
		356	goto next_job;
		357	}
		358	}
		359	}
		360
		361	if (@SLOT_QUEUE) {
		362	# we do not use wait_For_tick() as it returns immediately when tick is inactive
		363	push @cf::WAIT_FOR_TICK, $signal;
		364	$signal->wait;
		365	} else {
		366	Coro::schedule;
		367	}
		368	}
		369	};
		370
		371	sub get_slot($;$$) {
		372	my ($time, $pri, $name) = @_;
		373
		374	$time = $TICK * .6 if $time > $TICK * .6;
		375	my $sig = new Coro::Signal;
		376
		377	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		378	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		379	$SLOT_QUEUE->ready;
		380	$sig->wait;
		381	}
		382
286	=item cf::async { BLOCK }	383	=item cf::async { BLOCK }
287		384
288	Currently the same as Coro::async_pool, meaning you cannot use	385	Currently the same as Coro::async_pool, meaning you cannot use
289	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only	386	C<on_destroy>, C<join> or other gimmicks on these coroutines. The only
290	thing you are allowed to do is call C<prio> on it.	387	thing you are allowed to do is call C<prio> on it.
…		…
293		390
294	BEGIN { *async = \&Coro::async_pool }	391	BEGIN { *async = \&Coro::async_pool }
295		392
296	=item cf::sync_job { BLOCK }	393	=item cf::sync_job { BLOCK }
297		394
298	The design of crossfire+ requires that the main coro ($Coro::main) is	395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)
299	always able to handle events or runnable, as crossfire+ is only partly	396	is always able to handle events or runnable, as Crossfire TRT is only
300	reentrant. Thus "blocking" it by e.g. waiting for I/O is not acceptable.	397	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
		398	acceptable.
301		399
302	If it must be done, put the blocking parts into C<sync_job>. This will run	400	If it must be done, put the blocking parts into C<sync_job>. This will run
303	the given BLOCK in another coroutine while waiting for the result. The	401	the given BLOCK in another coroutine while waiting for the result. The
304	server will be frozen during this time, so the block should either finish	402	server will be frozen during this time, so the block should either finish
305	fast or be very important.	403	fast or be very important.
…		…
308		406
309	sub sync_job(&) {	407	sub sync_job(&) {
310	my ($job) = @_;	408	my ($job) = @_;
311		409
312	if ($Coro::current == $Coro::main) {	410	if ($Coro::current == $Coro::main) {
		411	my $time = Event::time;
		412
313	# this is the main coro, too bad, we have to block	413	# this is the main coro, too bad, we have to block
314	# till the operation succeeds, freezing the server :/	414	# till the operation succeeds, freezing the server :/
315		415
316	# TODO: use suspend/resume instead	416	# TODO: use suspend/resume instead
317	# (but this is cancel-safe)	417	# (but this is cancel-safe)
…		…
328		428
329	while ($busy) {	429	while ($busy) {
330	Coro::cede or Event::one_event;	430	Coro::cede or Event::one_event;
331	}	431	}
332		432
		433	$time = Event::time - $time;
		434
		435	LOG llevError | logBacktrace, Carp::longmess "long sync job"
		436	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
		437
		438	$tick_start += $time; # do not account sync jobs to server load
		439
333	wantarray ? @res : $res[0]	440	wantarray ? @res : $res[0]
334	} else {	441	} else {
335	# we are in another coroutine, how wonderful, everything just works	442	# we are in another coroutine, how wonderful, everything just works
336		443
337	$job->()	444	$job->()
…		…
356	$EXT_CORO{$coro+0} = $coro;	463	$EXT_CORO{$coro+0} = $coro;
357		464
358	$coro	465	$coro
359	}	466	}
360		467
361	sub write_runtime {	468	=item fork_call { }, $args
362	my $guard = cf::lock_acquire "write_runtime";
363		469
364	my $runtime = cf::localdir . "/runtime";	470	Executes the given code block with the given arguments in a seperate
		471	process, returning the results. Everything must be serialisable with
		472	Coro::Storable. May, of course, block. Note that the executed sub may
		473	never block itself or use any form of Event handling.
365		474
366	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	475	=cut
367	or return;
368		476
369	my $value = $cf::RUNTIME + 90 + 10;	477	sub _store_scalar {
370	# 10 is the runtime save interval, for a monotonic clock	478	open my $fh, ">", \my $buf
371	# 60 allows for the watchdog to kill the server.	479	or die "fork_call: cannot open fh-to-buf in child : $!";
372		480	Storable::store_fd $_[0], $fh;
373	(aio_write $fh, 0, (length $value), $value, 0) <= 0
374	and return;
375
376	# always fsync - this file is important
377	aio_fsync $fh
378	and return;
379
380	close $fh	481	close $fh;
381	or return;
382		482
383	aio_rename "$runtime~", $runtime	483	$buf
384	and return;	484	}
385		485
		486	sub fork_call(&@) {
		487	my ($cb, @args) = @_;
		488
		489	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC
		490	# or die "socketpair: $!";
		491	pipe my $fh1, my $fh2
		492	or die "pipe: $!";
		493
		494	if (my $pid = fork) {
		495	close $fh2;
		496
		497	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
		498	warn "pst<$res>" unless $res =~ /^pst/;
		499	$res = Coro::Storable::thaw $res;
		500
		501	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
		502
		503	Carp::confess $$res unless "ARRAY" eq ref $res;
		504
		505	return wantarray ? @$res : $res->[-1];
		506	} else {
		507	reset_signals;
		508	local $SIG{__WARN__};
		509	local $SIG{__DIE__};
		510	# just in case, this hack effectively disables event
		511	# in the child. cleaner and slower would be canceling all watchers,
		512	# but this works for the time being.
		513	local $Coro::idle;
		514	$Coro::current->prio (Coro::PRIO_MAX);
		515
		516	eval {
		517	close $fh1;
		518
		519	my @res = eval { $cb->(@args) };
		520
		521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
		522	close $fh2;
		523	};
		524
		525	warn $@ if $@;
		526	_exit 0;
386	1	527	}
		528	}
		529
		530	=item $value = cf::db_get $family => $key
		531
		532	Returns a single value from the environment database.
		533
		534	=item cf::db_put $family => $key => $value
		535
		536	Stores the given C<$value> in the family. It can currently store binary
		537	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
		538
		539	=cut
		540
		541	our $DB;
		542
		543	sub db_init {
		544	unless ($DB) {
		545	$DB = BDB::db_create $DB_ENV;
		546
		547	cf::sync_job {
		548	eval {
		549	$DB->set_flags (BDB::CHKSUM);
		550
		551	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
		552	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		553	cf::cleanup "db_open(db): $!" if $!;
		554	};
		555	cf::cleanup "db_open(db): $@" if $@;
		556	};
		557	}
		558	}
		559
		560	sub db_get($$) {
		561	my $key = "$_[0]/$_[1]";
		562
		563	cf::sync_job {
		564	BDB::db_get $DB, undef, $key, my $data;
		565
		566	$! ? ()
		567	: $data
		568	}
		569	}
		570
		571	sub db_put($$$) {
		572	BDB::dbreq_pri 4;
		573	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
		574	}
		575
		576	=item cf::cache $id => [$paths...], $processversion => $process
		577
		578	Generic caching function that returns the value of the resource $id,
		579	caching and regenerating as required.
		580
		581	This function can block.
		582
		583	=cut
		584
		585	sub cache {
		586	my ($id, $src, $processversion, $process) = @_;
		587
		588	my $meta =
		589	join "\x00",
		590	$processversion,
		591	map {
		592	aio_stat $_
		593	and Carp::croak "$_: $!";
		594
		595	($_, (stat _)[7,9])
		596	} @$src;
		597
		598	my $dbmeta = db_get cache => "$id/meta";
		599	if ($dbmeta ne $meta) {
		600	# changed, we may need to process
		601
		602	my @data;
		603	my $md5;
		604
		605	for (0 .. $#$src) {
		606	0 <= aio_load $src->[$_], $data[$_]
		607	or Carp::croak "$src->[$_]: $!";
		608	}
		609
		610	# if processing is expensive, check
		611	# checksum first
		612	if (1) {
		613	$md5 =
		614	join "\x00",
		615	$processversion,
		616	map {
		617	Coro::cede;
		618	($src->[$_], Digest::MD5::md5_hex $data[$_])
		619	} 0.. $#$src;
		620
		621
		622	my $dbmd5 = db_get cache => "$id/md5";
		623	if ($dbmd5 eq $md5) {
		624	db_put cache => "$id/meta", $meta;
		625
		626	return db_get cache => "$id/data";
		627	}
		628	}
		629
		630	my $t1 = Time::HiRes::time;
		631	my $data = $process->(\@data);
		632	my $t2 = Time::HiRes::time;
		633
		634	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";
		635
		636	db_put cache => "$id/data", $data;
		637	db_put cache => "$id/md5" , $md5;
		638	db_put cache => "$id/meta", $meta;
		639
		640	return $data;
		641	}
		642
		643	db_get cache => "$id/data"
		644	}
		645
		646	=item cf::datalog type => key => value, ...
		647
		648	Log a datalog packet of the given type with the given key-value pairs.
		649
		650	=cut
		651
		652	sub datalog($@) {
		653	my ($type, %kv) = @_;
		654	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
387	}	655	}
388		656
389	=back	657	=back
390		658
391	=cut	659	=cut
…		…
398	attach callbacks/event handlers (a collection of which is called an "attachment")	666	attach callbacks/event handlers (a collection of which is called an "attachment")
399	to it. All such attachable objects support the following methods.	667	to it. All such attachable objects support the following methods.
400		668
401	In the following description, CLASS can be any of C<global>, C<object>	669	In the following description, CLASS can be any of C<global>, C<object>
402	C<player>, C<client> or C<map> (i.e. the attachable objects in	670	C<player>, C<client> or C<map> (i.e. the attachable objects in
403	crossfire+).	671	Crossfire TRT).
404		672
405	=over 4	673	=over 4
406		674
407	=item $attachable->attach ($attachment, key => $value...)	675	=item $attachable->attach ($attachment, key => $value...)
408		676
…		…
571	$registry = $CB_TYPE[$object_type] ||= [];	839	$registry = $CB_TYPE[$object_type] ||= [];
572		840
573	} elsif ($type eq "subtype") {	841	} elsif ($type eq "subtype") {
574	defined $object_type or Carp::croak "subtype specified without type";	842	defined $object_type or Carp::croak "subtype specified without type";
575	my $object_subtype = shift @arg;	843	my $object_subtype = shift @arg;
576	$registry = $CB_TYPE[$object_type + $object_subtype * NUM_SUBTYPES] ||= [];	844	$registry = $CB_TYPE[$object_type + $object_subtype * NUM_TYPES] ||= [];
577		845
578	} elsif ($type eq "package") {	846	} elsif ($type eq "package") {
579	my $pkg = shift @arg;	847	my $pkg = shift @arg;
580		848
581	while (my ($name, $id) = each %cb_id) {	849	while (my ($name, $id) = each %cb_id) {
…		…
610	_attach $registry, $klass, @attach;	878	_attach $registry, $klass, @attach;
611	}	879	}
612		880
613	$obj->{$name} = \%arg;	881	$obj->{$name} = \%arg;
614	} else {	882	} else {
615	warn "object uses attachment '$name' that is not available, postponing.\n";	883	warn "object uses attachment '$name' which is not available, postponing.\n";
616	}	884	}
617		885
618	$obj->{_attachment}{$name} = undef;	886	$obj->{_attachment}{$name} = undef;
619	}	887	}
620		888
…		…
622	if (ref $_[0]) {	890	if (ref $_[0]) {
623	_object_attach @_;	891	_object_attach @_;
624	} else {	892	} else {
625	_attach shift->_attach_registry, @_;	893	_attach shift->_attach_registry, @_;
626	}	894	}
		895	_recalc_want;
627	};	896	};
628		897
629	# all those should be optimised	898	# all those should be optimised
630	sub cf::attachable::detach {	899	sub cf::attachable::detach {
631	my ($obj, $name) = @_;	900	my ($obj, $name) = @_;
…		…
634	delete $obj->{_attachment}{$name};	903	delete $obj->{_attachment}{$name};
635	reattach ($obj);	904	reattach ($obj);
636	} else {	905	} else {
637	Carp::croak "cannot, currently, detach class attachments";	906	Carp::croak "cannot, currently, detach class attachments";
638	}	907	}
		908	_recalc_want;
639	};	909	};
640		910
641	sub cf::attachable::attached {	911	sub cf::attachable::attached {
642	my ($obj, $name) = @_;	912	my ($obj, $name) = @_;
643		913
…		…
658	";	928	";
659	die if $@;	929	die if $@;
660	}	930	}
661		931
662	our $override;	932	our $override;
663	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	933	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
664		934
665	sub override {	935	sub override {
666	$override = 1;	936	$override = 1;
667	@invoke_results = ();	937	@INVOKE_RESULTS = (@_);
668	}	938	}
669		939
670	sub do_invoke {	940	sub do_invoke {
671	my $event = shift;	941	my $event = shift;
672	my $callbacks = shift;	942	my $callbacks = shift;
673		943
674	@invoke_results = ();	944	@INVOKE_RESULTS = ();
675		945
676	local $override;	946	local $override;
677		947
678	for (@$callbacks) {	948	for (@$callbacks) {
679	eval { &{$_->[1]} };	949	eval { &{$_->[1]} };
…		…
696		966
697	Generate an object-specific event with the given arguments.	967	Generate an object-specific event with the given arguments.
698		968
699	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	969	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
700	removed in future versions), and there is no public API to access override	970	removed in future versions), and there is no public API to access override
701	results (if you must, access C<@cf::invoke_results> directly).	971	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
702		972
703	=back	973	=back
704		974
705	=cut	975	=cut
706		976
707	#############################################################################	977	#############################################################################
708	# object support	978	# object support
		979	#
		980
		981	sub _can_merge {
		982	my ($ob1, $ob2) = @_;
		983
		984	local $Storable::canonical = 1;
		985	my $fob1 = Storable::freeze $ob1;
		986	my $fob2 = Storable::freeze $ob2;
		987
		988	$fob1 eq $fob2
		989	}
709		990
710	sub reattach {	991	sub reattach {
711	# basically do the same as instantiate, without calling instantiate	992	# basically do the same as instantiate, without calling instantiate
712	my ($obj) = @_;	993	my ($obj) = @_;
713		994
…		…
816	or return;	1097	or return;
817	$av = eval { (Storable::thaw $av)->{objs} };	1098	$av = eval { (Storable::thaw $av)->{objs} };
818	}	1099	}
819		1100
820	warn sprintf "loading %s (%d)\n",	1101	warn sprintf "loading %s (%d)\n",
821	$filename, length $data, scalar @{$av || []};#d#	1102	$filename, length $data, scalar @{$av || []};
822	return ($data, $av);	1103	return ($data, $av);
823	}	1104	}
		1105
		1106	=head2 COMMAND CALLBACKS
		1107
		1108	=over 4
		1109
		1110	=cut
824		1111
825	#############################################################################	1112	#############################################################################
826	# command handling &c	1113	# command handling &c
827		1114
828	=item cf::register_command $name => \&callback($ob,$args);	1115	=item cf::register_command $name => \&callback($ob,$args);
…		…
841	push @{ $COMMAND{$name} }, [$caller, $cb];	1128	push @{ $COMMAND{$name} }, [$caller, $cb];
842	}	1129	}
843		1130
844	=item cf::register_extcmd $name => \&callback($pl,$packet);	1131	=item cf::register_extcmd $name => \&callback($pl,$packet);
845		1132
846	Register a callbackf ro execution when the client sends an extcmd packet.	1133	Register a callback for execution when the client sends an (synchronous)
		1134	extcmd packet. Ext commands will be processed in the order they are
		1135	received by the server, like other user commands. The first argument is
		1136	the logged-in player. Ext commands can only be processed after a player
		1137	has logged in successfully.
847		1138
848	If the callback returns something, it is sent back as if reply was being	1139	If the callback returns something, it is sent back as if reply was being
849	called.	1140	called.
850		1141
		1142	=item cf::register_exticmd $name => \&callback($ns,$packet);
		1143
		1144	Register a callback for execution when the client sends an (asynchronous)
		1145	exticmd packet. Exti commands are processed by the server as soon as they
		1146	are received, i.e. out of order w.r.t. other commands. The first argument
		1147	is a client socket. Exti commands can be received anytime, even before
		1148	log-in.
		1149
		1150	If the callback returns something, it is sent back as if reply was being
		1151	called.
		1152
851	=cut	1153	=cut
852		1154
853	sub register_extcmd {	1155	sub register_extcmd {
854	my ($name, $cb) = @_;	1156	my ($name, $cb) = @_;
855		1157
856	$EXTCMD{$name} = $cb;	1158	$EXTCMD{$name} = $cb;
		1159	}
		1160
		1161	sub register_exticmd {
		1162	my ($name, $cb) = @_;
		1163
		1164	$EXTICMD{$name} = $cb;
857	}	1165	}
858		1166
859	cf::player->attach (	1167	cf::player->attach (
860	on_command => sub {	1168	on_command => sub {
861	my ($pl, $name, $params) = @_;	1169	my ($pl, $name, $params) = @_;
…		…
870	cf::override;	1178	cf::override;
871	},	1179	},
872	on_extcmd => sub {	1180	on_extcmd => sub {
873	my ($pl, $buf) = @_;	1181	my ($pl, $buf) = @_;
874		1182
875	my $msg = eval { from_json $buf };	1183	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
876		1184
877	if (ref $msg) {	1185	if (ref $msg) {
		1186	my ($type, $reply, @payload) =
		1187	"ARRAY" eq ref $msg
		1188	? @$msg
		1189	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1190
878	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1191	if (my $cb = $EXTCMD{$type}) {
879	if (my %reply = $cb->($pl, $msg)) {	1192	my @reply = $cb->($pl, @payload);
		1193
880	$pl->ext_reply ($msg->{msgid}, %reply);	1194	$pl->ext_reply ($reply, @reply)
881	}	1195	if $reply;
882	}	1196	}
883	} else {	1197	} else {
884	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
885	}	1199	}
886		1200
887	cf::override;	1201	cf::override;
888	},	1202	},
889	);	1203	);
890		1204
891	sub load_extension {
892	my ($path) = @_;
893
894	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
895	my $base = $1;
896	my $pkg = $1;
897	$pkg =~ s/[^[:word:]]/_/g;
898	$pkg = "ext::$pkg";
899
900	warn "... loading '$path' into '$pkg'\n";
901
902	open my $fh, "<:utf8", $path
903	or die "$path: $!";
904
905	my $source =
906	"package $pkg; use strict; use utf8;\n"
907	. "#line 1 \"$path\"\n{\n"
908	. (do { local $/; <$fh> })
909	. "\n};\n1";
910
911	unless (eval $source) {
912	my $msg = $@ ? "$path: $@\n"
913	: "extension disabled.\n";
914	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
915	warn $@;
916	warn "mandatory extension failed to load, exiting.\n";
917	exit 1;
918	}
919	die $@;
920	}
921
922	push @EXTS, $pkg;
923	}
924
925	sub load_extensions {	1205	sub load_extensions {
		1206	cf::sync_job {
		1207	my %todo;
		1208
926	for my $ext (<$LIBDIR/*.ext>) {	1209	for my $path (<$LIBDIR/*.ext>) {
927	next unless -r $ext;	1210	next unless -r $path;
928	eval {	1211
929	load_extension $ext;	1212	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
		1213	my $base = $1;
		1214	my $pkg = $1;
		1215	$pkg =~ s/[^[:word:]]/_/g;
		1216	$pkg = "ext::$pkg";
		1217
		1218	open my $fh, "<:utf8", $path
		1219	or die "$path: $!";
		1220
		1221	my $source = do { local $/; <$fh> };
		1222
		1223	my %ext = (
		1224	path => $path,
		1225	base => $base,
		1226	pkg => $pkg,
		1227	);
		1228
		1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
		1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
		1231
		1232	$ext{source} =
		1233	"package $pkg; use strict; use utf8;\n"
		1234	. "#line 1 \"$path\"\n{\n"
		1235	. $source
		1236	. "\n};\n1";
		1237
		1238	$todo{$base} = \%ext;
		1239	}
		1240
		1241	my %done;
		1242	while (%todo) {
		1243	my $progress;
		1244
		1245	while (my ($k, $v) = each %todo) {
		1246	for (split /,\s*/, $v->{meta}{depends}) {
		1247	goto skip
		1248	unless exists $done{$_};
		1249	}
		1250
		1251	warn "... loading '$k' into '$v->{pkg}'\n";
		1252
		1253	unless (eval $v->{source}) {
		1254	my $msg = $@ ? "$v->{path}: $@\n"
		1255	: "$v->{base}: extension inactive.\n";
		1256
		1257	if (exists $v->{meta}{mandatory}) {
		1258	warn $msg;
		1259	warn "mandatory extension failed to load, exiting.\n";
		1260	exit 1;
		1261	}
		1262
		1263	warn $msg;
		1264	}
		1265
		1266	$done{$k} = delete $todo{$k};
		1267	push @EXTS, $v->{pkg};
		1268	$progress = 1;
930	1	1269	}
931	} or warn "$ext not loaded: $@";	1270
		1271	skip:
		1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"
		1273	unless $progress;
		1274	}
932	}	1275	};
933	}	1276	}
934		1277
935	#############################################################################	1278	#############################################################################
936		1279
		1280	=back
		1281
937	=head2 CORE EXTENSIONS	1282	=head2 CORE EXTENSIONS
938		1283
939	Functions and methods that extend core crossfire objects.	1284	Functions and methods that extend core crossfire objects.
940		1285
941	=cut	1286	=cut
…		…
953	Returns the given player object, loading it if necessary (might block).	1298	Returns the given player object, loading it if necessary (might block).
954		1299
955	=cut	1300	=cut
956		1301
957	sub playerdir($) {	1302	sub playerdir($) {
958	cf::localdir	1303	"$PLAYERDIR/"
959	. "/"
960	. cf::playerdir
961	. "/"
962	. (ref $_[0] ? $_[0]->ob->name : $_[0])	1304	. (ref $_[0] ? $_[0]->ob->name : $_[0])
963	}	1305	}
964		1306
965	sub path($) {	1307	sub path($) {
966	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];	1308	my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
967		1309
968	(playerdir $login) . "/$login.pl"	1310	(playerdir $login) . "/playerdata"
969	}	1311	}
970		1312
971	sub find_active($) {	1313	sub find_active($) {
972	$cf::PLAYER{$_[0]}	1314	$cf::PLAYER{$_[0]}
973	and $cf::PLAYER{$_[0]}->active	1315	and $cf::PLAYER{$_[0]}->active
…		…
986	my $login = $_[0];	1328	my $login = $_[0];
987		1329
988	my $guard = cf::lock_acquire "user_find:$login";	1330	my $guard = cf::lock_acquire "user_find:$login";
989		1331
990	$cf::PLAYER{$_[0]} || do {	1332	$cf::PLAYER{$_[0]} || do {
		1333	# rename old playerfiles to new ones
		1334	#TODO: remove when no longer required
		1335	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
		1336	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
		1337	aio_unlink +(playerdir $login) . "/$login.pl.pst";
		1338	aio_unlink +(playerdir $login) . "/$login.pl";
		1339
991	my $pl = load_pl path $login	1340	my $pl = load_pl path $login
992	or return;	1341	or return;
993	$cf::PLAYER{$login} = $pl	1342	$cf::PLAYER{$login} = $pl
994	}	1343	}
995	}	1344	}
…		…
1079	while and may block, so not sync_job-capable, ever.	1428	while and may block, so not sync_job-capable, ever.
1080		1429
1081	=cut	1430	=cut
1082		1431
1083	sub list_logins {	1432	sub list_logins {
1084	my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir	1433	my $dirs = aio_readdir $PLAYERDIR
1085	or return [];	1434	or return [];
1086		1435
1087	my @logins;	1436	my @logins;
1088		1437
1089	for my $login (@$dirs) {	1438	for my $login (@$dirs) {
…		…
1124	}	1473	}
1125		1474
1126	\@paths	1475	\@paths
1127	}	1476	}
1128		1477
		1478	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)
		1479
		1480	Expand crossfire pod fragments into protocol xml.
		1481
		1482	=cut
		1483
		1484	sub expand_cfpod {
		1485	((my $self), (local $_)) = @_;
		1486
		1487	# escape & and <
		1488	s/&/&amp;/g;
		1489	s/(?<![BIUGH])</&lt;/g;
		1490
		1491	# this is buggy, it needs to properly take care of nested <'s
		1492
		1493	1 while
		1494	# replace B<>, I<>, U<> etc.
		1495	s/B<([^\>]*)>/<b>$1<\/b>/
		1496	|| s/I<([^\>]*)>/<i>$1<\/i>/
		1497	|| s/U<([^\>]*)>/<u>$1<\/u>/
		1498	# replace G<male|female> tags
		1499	|| s{G<([^>|]*)\|([^>]*)>}{
		1500	$self->gender ? $2 : $1
		1501	}ge
		1502	# replace H<hint text>
		1503	|| s{H<([^\>]*)>}
		1504	{
		1505	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
		1506	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
		1507	"")
		1508	[$self->{hintmode}]
		1509	}ge;
		1510
		1511	# create single paragraphs (very hackish)
		1512	s/(?<=\S)\n(?=\w)/ /g;
		1513
		1514	# compress some whitespace
		1515	s/\s+\n/\n/g; # ws line-ends
		1516	s/\n\n+/\n/g; # double lines
		1517	s/^\n+//; # beginning lines
		1518	s/\n+$//; # ending lines
		1519
		1520	$_
		1521	}
		1522
		1523	sub hintmode {
		1524	$_[0]{hintmode} = $_[1] if @_ > 1;
		1525	$_[0]{hintmode}
		1526	}
		1527
1129	=item $player->ext_reply ($msgid, $msgtype, %msg)	1528	=item $player->ext_reply ($msgid, @msg)
1130		1529
1131	Sends an ext reply to the player.	1530	Sends an ext reply to the player.
1132		1531
1133	=cut	1532	=cut
1134		1533
1135	sub ext_reply($$$%) {	1534	sub ext_reply($$@) {
1136	my ($self, $id, %msg) = @_;	1535	my ($self, $id, @msg) = @_;
1137		1536
1138	$msg{msgid} = $id;	1537	if ($self->ns->extcmd == 2) {
1139		1538	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1140	$self->send ("ext " . cf::to_json \%msg);	1539	} elsif ($self->ns->extcmd == 1) {
		1540	#TODO: version 1, remove
		1541	unshift @msg, msgtype => "reply", msgid => $id;
		1542	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
		1543	}
1141	}	1544	}
1142		1545
1143	package cf;	1546	=item $player->ext_msg ($type, @msg)
		1547
		1548	Sends an ext event to the client.
		1549
		1550	=cut
		1551
		1552	sub ext_msg($$@) {
		1553	my ($self, $type, @msg) = @_;
		1554
		1555	$self->ns->ext_msg ($type, @msg);
		1556	}
		1557
		1558	=head3 cf::region
		1559
		1560	=over 4
		1561
		1562	=cut
		1563
		1564	package cf::region;
		1565
		1566	=item cf::region::find_by_path $path
		1567
		1568	Tries to decuce the likely region for a map knowing only its path.
		1569
		1570	=cut
		1571
		1572	sub find_by_path($) {
		1573	my ($path) = @_;
		1574
		1575	my ($match, $specificity);
		1576
		1577	for my $region (list) {
		1578	if ($region->{match} && $path =~ $region->{match}) {
		1579	($match, $specificity) = ($region, $region->specificity)
		1580	if $region->specificity > $specificity;
		1581	}
		1582	}
		1583
		1584	$match
		1585	}
1144		1586
1145	=back	1587	=back
1146
1147		1588
1148	=head3 cf::map	1589	=head3 cf::map
1149		1590
1150	=over 4	1591	=over 4
1151		1592
…		…
1206	my ($self, $merge) = @_;	1647	my ($self, $merge) = @_;
1207		1648
1208	# we have to keep some variables in memory intact	1649	# we have to keep some variables in memory intact
1209	local $self->{path};	1650	local $self->{path};
1210	local $self->{load_path};	1651	local $self->{load_path};
1211	local $self->{deny_save};
1212	local $self->{deny_reset};
1213		1652
1214	$self->SUPER::thawer_merge ($merge);	1653	$self->SUPER::thawer_merge ($merge);
1215	}	1654	}
1216		1655
1217	sub normalise {	1656	sub normalise {
…		…
1264	$self->init; # pass $1 etc.	1703	$self->init; # pass $1 etc.
1265	return $self;	1704	return $self;
1266	}	1705	}
1267	}	1706	}
1268		1707
1269	Carp::carp "unable to resolve path '$path' (base '$base').";	1708	Carp::cluck "unable to resolve path '$path' (base '$base').";
1270	()	1709	()
1271	}	1710	}
1272		1711
1273	sub init {	1712	sub init {
1274	my ($self) = @_;	1713	my ($self) = @_;
…		…
1289		1728
1290	# the original (read-only) location	1729	# the original (read-only) location
1291	sub load_path {	1730	sub load_path {
1292	my ($self) = @_;	1731	my ($self) = @_;
1293		1732
1294	sprintf "%s/%s/%s.map", cf::datadir, cf::mapdir, $self->{path}	1733	"$MAPDIR/$self->{path}.map"
1295	}	1734	}
1296		1735
1297	# the temporary/swap location	1736	# the temporary/swap location
1298	sub save_path {	1737	sub save_path {
1299	my ($self) = @_;	1738	my ($self) = @_;
1300		1739
1301	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1740	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
1302	sprintf "%s/%s/%s.map", cf::localdir, cf::tmpdir, $path	1741	"$TMPDIR/$path.map"
1303	}	1742	}
1304		1743
1305	# the unique path, undef == no special unique path	1744	# the unique path, undef == no special unique path
1306	sub uniq_path {	1745	sub uniq_path {
1307	my ($self) = @_;	1746	my ($self) = @_;
1308		1747
1309	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1748	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
1310	sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path	1749	"$UNIQUEDIR/$path"
1311	}	1750	}
1312		1751
1313	# and all this just because we cannot iterate over	1752	# and all this just because we cannot iterate over
1314	# all maps in C++...	1753	# all maps in C++...
1315	sub change_all_map_light {	1754	sub change_all_map_light {
1316	my ($change) = @_;	1755	my ($change) = @_;
1317		1756
1318	$_->change_map_light ($change)	1757	$_->change_map_light ($change)
1319	for grep $_->outdoor, values %cf::MAP;	1758	for grep $_->outdoor, values %cf::MAP;
		1759	}
		1760
		1761	sub decay_objects {
		1762	my ($self) = @_;
		1763
		1764	return if $self->{deny_reset};
		1765
		1766	$self->do_decay_objects;
1320	}	1767	}
1321		1768
1322	sub unlink_save {	1769	sub unlink_save {
1323	my ($self) = @_;	1770	my ($self) = @_;
1324		1771
…		…
1382	$self->load_header_orig	1829	$self->load_header_orig
1383	or return;	1830	or return;
1384	$self->prepare_orig;	1831	$self->prepare_orig;
1385	}	1832	}
1386		1833
		1834	$self->{deny_reset} = 1
		1835	if $self->no_reset;
		1836
		1837	$self->default_region (cf::region::find_by_path $self->{path})
		1838	unless $self->default_region;
		1839
1387	1	1840	1
1388	}	1841	}
1389		1842
1390	sub find;	1843	sub find;
1391	sub find {	1844	sub find {
…		…
1403	$map->{last_save} = $cf::RUNTIME;	1856	$map->{last_save} = $cf::RUNTIME;
1404		1857
1405	$map->load_header	1858	$map->load_header
1406	or return;	1859	or return;
1407		1860
1408	if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?)	1861	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1409	# doing this can freeze the server in a sync job, obviously	1862	# doing this can freeze the server in a sync job, obviously
1410	#$cf::WAIT_FOR_TICK->wait;	1863	#$cf::WAIT_FOR_TICK->wait;
1411	$map->reset;	1864	$map->reset;
1412	undef $guard;	1865	undef $guard;
1413	return find $path;	1866	return find $path;
…		…
1424	my ($self) = @_;	1877	my ($self) = @_;
1425		1878
1426	local $self->{deny_reset} = 1; # loading can take a long time	1879	local $self->{deny_reset} = 1; # loading can take a long time
1427		1880
1428	my $path = $self->{path};	1881	my $path = $self->{path};
		1882
		1883	{
1429	my $guard = cf::lock_acquire "map_load:$path";	1884	my $guard = cf::lock_acquire "map_load:$path";
1430		1885
1431	return if $self->in_memory != cf::MAP_SWAPPED;	1886	return if $self->in_memory != cf::MAP_SWAPPED;
1432		1887
1433	$self->in_memory (cf::MAP_LOADING);	1888	$self->in_memory (cf::MAP_LOADING);
1434		1889
1435	$self->alloc;	1890	$self->alloc;
1436		1891
1437	$self->pre_load;	1892	$self->pre_load;
1438
1439	$self->_load_objects ($self->{load_path}, 1)
1440	or return;
1441
1442	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1443	if delete $self->{load_original};
1444
1445	if (my $uniq = $self->uniq_path) {
1446	utf8::encode $uniq;
1447	if (aio_open $uniq, O_RDONLY, 0) {
1448	$self->clear_unique_items;
1449	$self->_load_objects ($uniq, 0);
1450	}
1451	}
1452
1453	Coro::cede;
1454
1455	# now do the right thing for maps
1456	$self->link_multipart_objects;
1457
1458	unless ($self->{deny_activate}) {
1459	$self->decay_objects;
1460	$self->fix_auto_apply;
1461	$self->update_buttons;
1462	Coro::cede;	1893	Coro::cede;
1463	$self->set_darkness_map;	1894
		1895	$self->_load_objects ($self->{load_path}, 1)
		1896	or return;
		1897
		1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
		1899	if delete $self->{load_original};
		1900
		1901	if (my $uniq = $self->uniq_path) {
		1902	utf8::encode $uniq;
		1903	if (aio_open $uniq, O_RDONLY, 0) {
		1904	$self->clear_unique_items;
		1905	$self->_load_objects ($uniq, 0);
		1906	}
		1907	}
		1908
		1909	Coro::cede;
		1910	# now do the right thing for maps
		1911	$self->link_multipart_objects;
1464	$self->difficulty ($self->estimate_difficulty)	1912	$self->difficulty ($self->estimate_difficulty)
1465	unless $self->difficulty;	1913	unless $self->difficulty;
1466	Coro::cede;	1914	Coro::cede;
		1915
		1916	unless ($self->{deny_activate}) {
		1917	$self->decay_objects;
		1918	$self->fix_auto_apply;
		1919	$self->update_buttons;
		1920	Coro::cede;
		1921	$self->set_darkness_map;
		1922	Coro::cede;
1467	$self->activate;	1923	$self->activate;
		1924	}
		1925
		1926	$self->{last_save} = $cf::RUNTIME;
		1927	$self->last_access ($cf::RUNTIME);
		1928
		1929	$self->in_memory (cf::MAP_IN_MEMORY);
1468	}	1930	}
1469		1931
1470	$self->post_load;	1932	$self->post_load;
1471
1472	$self->in_memory (cf::MAP_IN_MEMORY);
1473	}	1933	}
1474		1934
1475	sub customise_for {	1935	sub customise_for {
1476	my ($self, $ob) = @_;	1936	my ($self, $ob) = @_;
1477		1937
1478	return find "~" . $ob->name . "/" . $self->{path}	1938	return find "~" . $ob->name . "/" . $self->{path}
1479	if $self->per_player;	1939	if $self->per_player;
		1940
		1941	# return find "?party/" . $ob->name . "/" . $self->{path}
		1942	# if $self->per_party;
1480		1943
1481	$self	1944	$self
1482	}	1945	}
1483		1946
1484	# find and load all maps in the 3x3 area around a map	1947	# find and load all maps in the 3x3 area around a map
…		…
1531		1994
1532	undef $MAP_PREFETCH{$path};	1995	undef $MAP_PREFETCH{$path};
1533	$MAP_PREFETCHER ||= cf::async {	1996	$MAP_PREFETCHER ||= cf::async {
1534	while (%MAP_PREFETCH) {	1997	while (%MAP_PREFETCH) {
1535	for my $path (keys %MAP_PREFETCH) {	1998	for my $path (keys %MAP_PREFETCH) {
1536	my $map = find $path	1999	if (my $map = find $path) {
1537	or next;
1538	$map->load;	2000	$map->load;
		2001	}
1539		2002
1540	delete $MAP_PREFETCH{$path};	2003	delete $MAP_PREFETCH{$path};
1541	}	2004	}
1542	}	2005	}
1543	undef $MAP_PREFETCHER;	2006	undef $MAP_PREFETCHER;
…		…
1595		2058
1596	sub reset_at {	2059	sub reset_at {
1597	my ($self) = @_;	2060	my ($self) = @_;
1598		2061
1599	# TODO: safety, remove and allow resettable per-player maps	2062	# TODO: safety, remove and allow resettable per-player maps
1600	return 1e99 if $self->isa ("ext::map_per_player");#d#
1601	return 1e99 if $self->{deny_reset};	2063	return 1e99 if $self->{deny_reset};
1602		2064
1603	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	2065	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1604	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	2066	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1605		2067
…		…
1616	my ($self) = @_;	2078	my ($self) = @_;
1617		2079
1618	my $lock = cf::lock_acquire "map_data:$self->{path}";	2080	my $lock = cf::lock_acquire "map_data:$self->{path}";
1619		2081
1620	return if $self->players;	2082	return if $self->players;
1621	return if $self->isa ("ext::map_per_player");#d#
1622		2083
1623	warn "resetting map ", $self->path;#d#	2084	warn "resetting map ", $self->path;
1624		2085
1625	$self->in_memory (cf::MAP_SWAPPED);	2086	$self->in_memory (cf::MAP_SWAPPED);
1626		2087
1627	# need to save uniques path	2088	# need to save uniques path
1628	unless ($self->{deny_save}) {	2089	unless ($self->{deny_save}) {
…		…
1660	$cf::MAP{$self->path} = $self;	2121	$cf::MAP{$self->path} = $self;
1661		2122
1662	$self->reset; # polite request, might not happen	2123	$self->reset; # polite request, might not happen
1663	}	2124	}
1664		2125
		2126	=item $maps = cf::map::tmp_maps
		2127
		2128	Returns an arrayref with all map paths of currently instantiated and saved
		2129	maps. May block.
		2130
		2131	=cut
		2132
		2133	sub tmp_maps() {
		2134	[
		2135	map {
		2136	utf8::decode $_;
		2137	/\.map$/
		2138	? normalise $_
		2139	: ()
		2140	} @{ aio_readdir $TMPDIR or [] }
		2141	]
		2142	}
		2143
		2144	=item $maps = cf::map::random_maps
		2145
		2146	Returns an arrayref with all map paths of currently instantiated and saved
		2147	random maps. May block.
		2148
		2149	=cut
		2150
		2151	sub random_maps() {
		2152	[
		2153	map {
		2154	utf8::decode $_;
		2155	/\.map$/
		2156	? normalise "?random/$_"
		2157	: ()
		2158	} @{ aio_readdir $RANDOMDIR or [] }
		2159	]
		2160	}
		2161
1665	=item cf::map::unique_maps	2162	=item cf::map::unique_maps
1666		2163
1667	Returns an arrayref of paths of all shared maps that have	2164	Returns an arrayref of paths of all shared maps that have
1668	instantiated unique items. May block.	2165	instantiated unique items. May block.
1669		2166
1670	=cut	2167	=cut
1671		2168
1672	sub unique_maps() {	2169	sub unique_maps() {
1673	my $files = aio_readdir cf::localdir . "/" . cf::uniquedir	2170	[
1674	or return;	2171	map {
1675
1676	my @paths;
1677
1678	for (@$files) {
1679	utf8::decode $_;	2172	utf8::decode $_;
1680	next if /\.pst$/;	2173	/\.map$/
1681	next unless /^$PATH_SEP/o;	2174	? normalise $_
1682		2175	: ()
1683	push @paths, cf::map::normalise $_;	2176	} @{ aio_readdir $UNIQUEDIR or [] }
1684	}	2177	]
1685
1686	\@paths
1687	}	2178	}
1688		2179
1689	package cf;	2180	package cf;
1690		2181
1691	=back	2182	=back
…		…
1737		2228
1738	$flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4;	2229	$flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4;
1739		2230
1740	if ($self->{record_replies}) {	2231	if ($self->{record_replies}) {
1741	push @{ $self->{record_replies} }, [$npc, $msg, $flags];	2232	push @{ $self->{record_replies} }, [$npc, $msg, $flags];
		2233
1742	} else {	2234	} else {
		2235	my $pl = $self->contr;
		2236
		2237	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
		2238	my $dialog = $pl->{npc_dialog};
		2239	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
		2240
		2241	} else {
1743	$msg = $npc->name . " says: $msg" if $npc;	2242	$msg = $npc->name . " says: $msg" if $npc;
1744	$self->message ($msg, $flags);	2243	$self->message ($msg, $flags);
		2244	}
1745	}	2245	}
1746	}	2246	}
1747		2247
1748	=item $player_object->may ("access")	2248	=item $player_object->may ("access")
1749		2249
…		…
1797	$self->deactivate_recursive;	2297	$self->deactivate_recursive;
1798		2298
1799	return if UNIVERSAL::isa $self->map, "ext::map_link";	2299	return if UNIVERSAL::isa $self->map, "ext::map_link";
1800		2300
1801	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2301	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1802	if $self->map;	2302	if $self->map && $self->map->{path} ne "{link}";
1803		2303
1804	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2304	$self->enter_map ($LINK_MAP || link_map, 10, 10);
1805	}	2305	}
1806		2306
1807	sub cf::object::player::leave_link {	2307	sub cf::object::player::leave_link {
1808	my ($self, $map, $x, $y) = @_;	2308	my ($self, $map, $x, $y) = @_;
		2309
		2310	return unless $self->contr->active;
1809		2311
1810	my $link_pos = delete $self->{_link_pos};	2312	my $link_pos = delete $self->{_link_pos};
1811		2313
1812	unless ($map) {	2314	unless ($map) {
1813	# restore original map position	2315	# restore original map position
…		…
1836		2338
1837	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2339	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
1838	$self->enter_map ($map, $x, $y);	2340	$self->enter_map ($map, $x, $y);
1839	}	2341	}
1840		2342
1841	cf::player->attach (	2343	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
1842	on_logout => sub {
1843	my ($pl) = @_;
1844		2344
1845	# abort map switching before logout	2345	Moves the player to the given map-path and coordinates by first freezing
1846	if ($pl->ob->{_link_pos}) {	2346	her, loading and preparing them map, calling the provided $check callback
1847	cf::sync_job {	2347	that has to return the map if sucecssful, and then unfreezes the player on
1848	$pl->ob->leave_link	2348	the new (success) or old (failed) map position. In either case, $done will
1849	};	2349	be called at the end of this process.
1850	}
1851	},
1852	on_login => sub {
1853	my ($pl) = @_;
1854		2350
1855	# try to abort aborted map switching on player login :)
1856	# should happen only on crashes
1857	if ($pl->ob->{_link_pos}) {
1858	$pl->ob->enter_link;
1859	(async {
1860	$pl->ob->reply (undef,
1861	"There was an internal problem at your last logout, "
1862	. "the server will try to bring you to your intended destination in a second.",
1863	cf::NDI_RED);
1864	# we need this sleep as the login has a concurrent enter_exit running
1865	# and this sleep increases chances of the player not ending up in scorn
1866	Coro::Timer::sleep 1;
1867	$pl->ob->leave_link;
1868	})->prio (2);
1869	}
1870	},
1871	);
1872
1873	=item $player_object->goto ($path, $x, $y)
1874
1875	=cut	2351	=cut
		2352
		2353	our $GOTOGEN;
1876		2354
1877	sub cf::object::player::goto {	2355	sub cf::object::player::goto {
1878	my ($self, $path, $x, $y) = @_;	2356	my ($self, $path, $x, $y, $check, $done) = @_;
		2357
		2358	# do generation counting so two concurrent goto's will be executed in-order
		2359	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
1879		2360
1880	$self->enter_link;	2361	$self->enter_link;
1881		2362
1882	(async {	2363	(async {
1883	my $map = eval {	2364	my $map = eval {
1884	my $map = cf::map::find $path;	2365	my $map = cf::map::find $path;
		2366
		2367	if ($map) {
1885	$map = $map->customise_for ($self) if $map;	2368	$map = $map->customise_for ($self);
		2369	$map = $check->($map) if $check && $map;
		2370	} else {
		2371	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
		2372	}
		2373
1886	$map	2374	$map
		2375	};
		2376
		2377	if ($@) {
		2378	$self->message ("Something went wrong within the server, please report this incident!", cf::NDI_UNIQUE | cf::NDI_RED);
		2379	LOG llevError | logBacktrace, Carp::longmess $@;
1887	} or	2380	}
1888	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1889		2381
		2382	if ($gen == $self->{_goto_generation}) {
		2383	delete $self->{_goto_generation};
1890	$self->leave_link ($map, $x, $y);	2384	$self->leave_link ($map, $x, $y);
		2385	}
		2386
		2387	$done->() if $done;
1891	})->prio (1);	2388	})->prio (1);
1892	}	2389	}
1893		2390
1894	=item $player_object->enter_exit ($exit_object)	2391	=item $player_object->enter_exit ($exit_object)
1895		2392
…		…
1934		2431
1935	$rmp->{random_seed} ||= $exit->random_seed;	2432	$rmp->{random_seed} ||= $exit->random_seed;
1936		2433
1937	my $data = cf::to_json $rmp;	2434	my $data = cf::to_json $rmp;
1938	my $md5 = Digest::MD5::md5_hex $data;	2435	my $md5 = Digest::MD5::md5_hex $data;
1939	my $meta = "$cf::RANDOM_MAPS/$md5.meta";	2436	my $meta = "$RANDOMDIR/$md5.meta";
1940		2437
1941	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2438	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1942	aio_write $fh, 0, (length $data), $data, 0;	2439	aio_write $fh, 0, (length $data), $data, 0;
1943	undef $fh;	2440	undef $fh;
1944	aio_rename "$meta~", $meta;	2441	aio_rename "$meta~", $meta;
…		…
1953		2450
1954	return unless $self->type == cf::PLAYER;	2451	return unless $self->type == cf::PLAYER;
1955		2452
1956	if ($exit->slaying eq "/!") {	2453	if ($exit->slaying eq "/!") {
1957	#TODO: this should de-fi-ni-te-ly not be a sync-job	2454	#TODO: this should de-fi-ni-te-ly not be a sync-job
		2455	# the problem is that $exit might not survive long enough
		2456	# so it needs to be done right now, right here
1958	cf::sync_job { prepare_random_map $exit };	2457	cf::sync_job { prepare_random_map $exit };
1959	}	2458	}
1960		2459
1961	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;	2460	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
1962	my $hp = $exit->stats->hp;	2461	my $hp = $exit->stats->hp;
1963	my $sp = $exit->stats->sp;	2462	my $sp = $exit->stats->sp;
1964		2463
1965	$self->enter_link;	2464	$self->enter_link;
		2465
		2466	# if exit is damned, update players death & WoR home-position
		2467	$self->contr->savebed ($slaying, $hp, $sp)
		2468	if $exit->flag (FLAG_DAMNED);
1966		2469
1967	(async {	2470	(async {
1968	$self->deactivate_recursive; # just to be sure	2471	$self->deactivate_recursive; # just to be sure
1969	unless (eval {	2472	unless (eval {
1970	$self->goto ($slaying, $hp, $sp);	2473	$self->goto ($slaying, $hp, $sp);
1971		2474
1972	1;	2475	1;
1973	}) {	2476	}) {
1974	$self->message ("Something went wrong deep within the crossfire server. "	2477	$self->message ("Something went wrong deep within the crossfire server. "
1975	. "I'll try to bring you back to the map you were before. "	2478	. "I'll try to bring you back to the map you were before. "
1976	. "Please report this to the dungeon master!",	2479	. "Please report this to the dungeon master!",
1977	cf::NDI_UNIQUE | cf::NDI_RED);	2480	cf::NDI_UNIQUE | cf::NDI_RED);
1978		2481
1979	warn "ERROR in enter_exit: $@";	2482	warn "ERROR in enter_exit: $@";
1980	$self->leave_link;	2483	$self->leave_link;
1981	}	2484	}
1982	})->prio (1);	2485	})->prio (1);
…		…
1995		2498
1996	sub cf::client::send_drawinfo {	2499	sub cf::client::send_drawinfo {
1997	my ($self, $text, $flags) = @_;	2500	my ($self, $text, $flags) = @_;
1998		2501
1999	utf8::encode $text;	2502	utf8::encode $text;
2000	$self->send_packet (sprintf "drawinfo %d %s", $flags, $text);	2503	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2001	}	2504	}
2002		2505
		2506	=item $client->send_msg ($channel, $msg, $color, [extra...])
		2507
		2508	Send a drawinfo or msg packet to the client, formatting the msg for the
		2509	client if neccessary. C<$type> should be a string identifying the type of
		2510	the message, with C<log> being the default. If C<$color> is negative, suppress
		2511	the message unless the client supports the msg packet.
		2512
		2513	=cut
		2514
		2515	sub cf::client::send_msg {
		2516	my ($self, $channel, $msg, $color, @extra) = @_;
		2517
		2518	$msg = $self->pl->expand_cfpod ($msg);
		2519
		2520	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2521
		2522	if (ref $channel) {
		2523	# send meta info to client, if not yet sent
		2524	unless (exists $self->{channel}{$channel->{id}}) {
		2525	$self->{channel}{$channel->{id}} = $channel;
		2526	$self->ext_msg (channel_info => $channel);
		2527	}
		2528
		2529	$channel = $channel->{id};
		2530	}
		2531
		2532	return unless @extra || length $msg;
		2533
		2534	if ($self->can_msg) {
		2535	# default colour, mask it out
		2536	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2537	if $color & cf::NDI_DEF;
		2538
		2539	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2540	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
		2541	} else {
		2542	if ($color >= 0) {
		2543	# replace some tags by gcfclient-compatible ones
		2544	for ($msg) {
		2545	1 while
		2546	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2547	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2548	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2549	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2550	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2551	}
		2552
		2553	$color &= cf::NDI_COLOR_MASK;
		2554
		2555	utf8::encode $msg;
		2556
		2557	if (0 && $msg =~ /\[/) {
		2558	$self->send_packet ("drawextinfo $color 4 0 $msg")
		2559	} else {
		2560	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
		2561	$self->send_packet ("drawinfo $color $msg")
		2562	}
		2563	}
		2564	}
		2565	}
		2566
		2567	=item $client->ext_msg ($type, @msg)
		2568
		2569	Sends an ext event to the client.
		2570
		2571	=cut
		2572
		2573	sub cf::client::ext_msg($$@) {
		2574	my ($self, $type, @msg) = @_;
		2575
		2576	my $extcmd = $self->extcmd;
		2577
		2578	if ($extcmd == 2) {
		2579	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2580	} elsif ($extcmd == 1) { # TODO: remove
		2581	push @msg, msgtype => "event_$type";
		2582	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2583	}
		2584	}
2003		2585
2004	=item $success = $client->query ($flags, "text", \&cb)	2586	=item $success = $client->query ($flags, "text", \&cb)
2005		2587
2006	Queues a query to the client, calling the given callback with	2588	Queues a query to the client, calling the given callback with
2007	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,	2589	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
2008	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.	2590	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
2009		2591
2010	Queries can fail, so check the return code. Or don't, as queries will become	2592	Queries can fail, so check the return code. Or don't, as queries will
2011	reliable at some point in the future.	2593	become reliable at some point in the future.
2012		2594
2013	=cut	2595	=cut
2014		2596
2015	sub cf::client::query {	2597	sub cf::client::query {
2016	my ($self, $flags, $text, $cb) = @_;	2598	my ($self, $flags, $text, $cb) = @_;
…		…
2024	utf8::encode $text;	2606	utf8::encode $text;
2025	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];	2607	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2026		2608
2027	$self->send_packet ($self->{query_queue}[0][0])	2609	$self->send_packet ($self->{query_queue}[0][0])
2028	if @{ $self->{query_queue} } == 1;	2610	if @{ $self->{query_queue} } == 1;
		2611
		2612	1
2029	}	2613	}
2030		2614
2031	cf::client->attach (	2615	cf::client->attach (
		2616	on_connect => sub {
		2617	my ($ns) = @_;
		2618
		2619	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		2620	},
2032	on_reply => sub {	2621	on_reply => sub {
2033	my ($ns, $msg) = @_;	2622	my ($ns, $msg) = @_;
2034		2623
2035	# this weird shuffling is so that direct followup queries	2624	# this weird shuffling is so that direct followup queries
2036	# get handled first	2625	# get handled first
…		…
2048	} else {	2637	} else {
2049	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;	2638	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2050	}	2639	}
2051	}	2640	}
2052	},	2641	},
		2642	on_exticmd => sub {
		2643	my ($ns, $buf) = @_;
		2644
		2645	my $msg = eval { $ns->{json_coder}->decode ($buf) };
		2646
		2647	if (ref $msg) {
		2648	my ($type, $reply, @payload) =
		2649	"ARRAY" eq ref $msg
		2650	? @$msg
		2651	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2652
		2653	if (my $cb = $EXTICMD{$type}) {
		2654	my @reply = $cb->($ns, @payload);
		2655
		2656	$ns->ext_reply ($reply, @reply)
		2657	if $reply;
		2658	}
		2659	} else {
		2660	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
		2661	}
		2662
		2663	cf::override;
		2664	},
2053	);	2665	);
2054		2666
2055	=item $client->async (\&cb)	2667	=item $client->async (\&cb)
2056		2668
2057	Create a new coroutine, running the specified callback. The coroutine will	2669	Create a new coroutine, running the specified callback. The coroutine will
…		…
2098	our $safe = new Safe "safe";	2710	our $safe = new Safe "safe";
2099	our $safe_hole = new Safe::Hole;	2711	our $safe_hole = new Safe::Hole;
2100		2712
2101	$SIG{FPE} = 'IGNORE';	2713	$SIG{FPE} = 'IGNORE';
2102		2714
2103	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	2715	$safe->permit_only (Opcode::opset qw(
		2716	:base_core :base_mem :base_orig :base_math
		2717	grepstart grepwhile mapstart mapwhile
		2718	sort time
		2719	));
2104		2720
2105	# here we export the classes and methods available to script code	2721	# here we export the classes and methods available to script code
2106		2722
2107	=pod	2723	=pod
2108		2724
2109	The following fucntions and emthods are available within a safe environment:	2725	The following functions and methods are available within a safe environment:
2110		2726
2111	cf::object contr pay_amount pay_player map	2727	cf::object
		2728	contr pay_amount pay_player map x y force_find force_add
		2729	insert remove
		2730
2112	cf::object::player player	2731	cf::object::player
2113	cf::player peaceful	2732	player
2114	cf::map trigger	2733
		2734	cf::player
		2735	peaceful
		2736
		2737	cf::map
		2738	trigger
2115		2739
2116	=cut	2740	=cut
2117		2741
2118	for (	2742	for (
2119	["cf::object" => qw(contr pay_amount pay_player map)],	2743	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		2744	insert remove inv)],
2120	["cf::object::player" => qw(player)],	2745	["cf::object::player" => qw(player)],
2121	["cf::player" => qw(peaceful)],	2746	["cf::player" => qw(peaceful)],
2122	["cf::map" => qw(trigger)],	2747	["cf::map" => qw(trigger)],
2123	) {	2748	) {
2124	no strict 'refs';	2749	no strict 'refs';
…		…
2195	=back	2820	=back
2196		2821
2197	=cut	2822	=cut
2198		2823
2199	#############################################################################	2824	#############################################################################
2200
2201	=head2 EXTENSION DATABASE SUPPORT
2202
2203	Crossfire maintains a very simple database for extension use. It can
2204	currently store anything that can be serialised using Storable, which
2205	excludes objects.
2206
2207	The parameter C<$family> should best start with the name of the extension
2208	using it, it should be unique.
2209
2210	=over 4
2211
2212	=item $value = cf::db_get $family => $key
2213
2214	Returns a single value from the database.
2215
2216	=item cf::db_put $family => $key => $value
2217
2218	Stores the given C<$value> in the family.
2219
2220	=cut
2221
2222	our $DB;
2223
2224	sub db_init {
2225	unless ($DB) {
2226	$DB = BDB::db_create $DB_ENV;
2227
2228	cf::sync_job {
2229	eval {
2230	$DB->set_flags (BDB::CHKSUM);
2231
2232	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
2233	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
2234	cf::cleanup "db_open(db): $!" if $!;
2235	};
2236	cf::cleanup "db_open(db): $@" if $@;
2237	};
2238
2239	my $path = cf::localdir . "/database.pst";
2240	if (stat $path) {
2241	cf::sync_job {
2242	my $pst = Storable::retrieve $path;
2243
2244	cf::db_put (board => data => $pst->{board});
2245	cf::db_put (guildrules => data => $pst->{guildrules});
2246	cf::db_put (rent => balance => $pst->{rent}{balance});
2247	BDB::db_env_txn_checkpoint $DB_ENV;
2248
2249	unlink $path;
2250	};
2251	}
2252	}
2253	}
2254
2255	sub db_get($$) {
2256	my $key = "$_[0]/$_[1]";
2257
2258	cf::sync_job {
2259	BDB::db_get $DB, undef, $key, my $data;
2260
2261	$! ? ()
2262	: Compress::LZF::sthaw $data
2263	}
2264	}
2265
2266	sub db_put($$$) {
2267	BDB::dbreq_pri 4;
2268	BDB::db_put $DB, undef, "$_[0]/$_[1]", Compress::LZF::sfreeze_cr $_[2], 0, sub { };
2269	}
2270
2271	#############################################################################
2272	# the server's init and main functions	2825	# the server's init and main functions
2273		2826
2274	sub load_faces {	2827	sub load_facedata($) {
2275	my $path = sprintf "%s/faces", cf::datadir;	2828	my ($path) = @_;
2276		2829
2277	warn "loading faces from $path\n";	2830	warn "loading facedata from $path\n";
2278		2831
2279	my $faces;	2832	my $facedata;
2280	0 < aio_load $path, $faces	2833	0 < aio_load $path, $facedata
2281	or die "$path: $!";	2834	or die "$path: $!";
2282		2835
2283	Coro::cede;
2284	$faces = Storable::thaw $faces;	2836	$facedata = Coro::Storable::thaw $facedata;
2285	Coro::cede;
2286		2837
		2838	$facedata->{version} == 2
		2839	or cf::cleanup "$path: version mismatch, cannot proceed.";
		2840
		2841	{
		2842	my $faces = $facedata->{faceinfo};
		2843
2287	while (my ($face, $info) = each %$faces) {	2844	while (my ($face, $info) = each %$faces) {
2288	my $idx = (cf::face::find $face) || cf::face::alloc $face;	2845	my $idx = (cf::face::find $face) || cf::face::alloc $face;
2289	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	2846	cf::face::set_visibility $idx, $info->{visibility};
		2847	cf::face::set_magicmap $idx, $info->{magicmap};
2290	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	2848	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};
2291	Coro::cede;	2849	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};
		2850
		2851	cf::cede_to_tick;
		2852	}
		2853
		2854	while (my ($face, $info) = each %$faces) {
		2855	next unless $info->{smooth};
		2856	my $idx = cf::face::find $face
		2857	or next;
		2858	if (my $smooth = cf::face::find $info->{smooth}) {
		2859	cf::face::set_smooth $idx, $smooth;
		2860	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
		2861	} else {
		2862	warn "smooth face '$info->{smooth}' not found for face '$face'";
		2863	}
		2864
		2865	cf::cede_to_tick;
		2866	}
		2867	}
		2868
		2869	{
		2870	my $anims = $facedata->{animinfo};
		2871
		2872	while (my ($anim, $info) = each %$anims) {
		2873	cf::anim::set $anim, $info->{frames}, $info->{facings};
		2874	cf::cede_to_tick;
		2875	}
		2876
		2877	cf::anim::invalidate_all; # d'oh
		2878	}
		2879
		2880	{
		2881	# TODO: for gcfclient pleasure, we should give resources
		2882	# that gcfclient doesn't grok a >10000 face index.
		2883	my $res = $facedata->{resource};
		2884	my $enc = JSON::XS->new->utf8->canonical;
		2885
		2886	my $soundconf = delete $res->{"res/sound.conf"};
		2887
		2888	while (my ($name, $info) = each %$res) {
		2889	my $meta = $enc->encode ({
		2890	name => $name,
		2891	%{ $info->{meta} || {} },
		2892	});
		2893
		2894	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		2895
		2896	if ($info->{type} & 1) {
		2897	# prepend meta info
		2898
		2899	my $data = pack "(w/a*)*", $meta, $info->{data};
		2900	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
		2901
		2902	cf::face::set_data $idx, 0, $data, $chk;
		2903	} else {
		2904	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};
		2905	}
		2906
		2907	cf::face::set_type $idx, $info->{type};
		2908
		2909	cf::cede_to_tick;
		2910	}
		2911
		2912	if ($soundconf) {
		2913	$soundconf = $enc->decode (delete $soundconf->{data});
		2914
		2915	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		2916	my $sound = $soundconf->{compat}[$_]
		2917	or next;
		2918
		2919	my $face = cf::face::find "sound/$sound->[1]";
		2920	cf::sound::set $sound->[0] => $face;
		2921	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		2922	}
		2923
		2924	while (my ($k, $v) = each %{$soundconf->{event}}) {
		2925	my $face = cf::face::find "sound/$v";
		2926	cf::sound::set $k => $face;
		2927	}
		2928	}
2292	}	2929	}
2293		2930
2294	1	2931	1
2295	}	2932	}
2296		2933
		2934	register_exticmd fx_want => sub {
		2935	my ($ns, $want) = @_;
		2936
		2937	while (my ($k, $v) = each %$want) {
		2938	$ns->fx_want ($k, $v);
		2939	}
		2940	};
		2941
		2942	sub reload_regions {
		2943	load_resource_file "$MAPDIR/regions"
		2944	or die "unable to load regions file\n";
		2945
		2946	for (cf::region::list) {
		2947	$_->{match} = qr/$_->{match}/
		2948	if exists $_->{match};
		2949	}
		2950	}
		2951
		2952	sub reload_facedata {
		2953	load_facedata "$DATADIR/facedata"
		2954	or die "unable to load facedata\n";
		2955	}
		2956
		2957	sub reload_archetypes {
		2958	load_resource_file "$DATADIR/archetypes"
		2959	or die "unable to load archetypes\n";
		2960	#d# NEED to laod twice to resolve forward references
		2961	# this really needs to be done in an extra post-pass
		2962	# (which needs to be synchronous, so solve it differently)
		2963	load_resource_file "$DATADIR/archetypes"
		2964	or die "unable to load archetypes\n";
		2965	}
		2966
		2967	sub reload_treasures {
		2968	load_resource_file "$DATADIR/treasures"
		2969	or die "unable to load treasurelists\n";
		2970	}
		2971
2297	sub reload_resources {	2972	sub reload_resources {
2298	load_resource_file sprintf "%s/%s/regions", cf::datadir, cf::mapdir	2973	warn "reloading resource files...\n";
2299	or die "unable to load regions file\n";#d#	2974
		2975	reload_regions;
2300	load_faces	2976	reload_facedata;
2301	or die "unable to load faces\n";#d#	2977	#reload_archetypes;#d#
		2978	reload_archetypes;
		2979	reload_treasures;
		2980
		2981	warn "finished reloading resource files\n";
2302	}	2982	}
2303		2983
2304	sub init {	2984	sub init {
2305	reload_resources;	2985	reload_resources;
2306	}	2986	}
2307		2987
2308	sub cfg_load {	2988	sub cfg_load {
2309	open my $fh, "<:utf8", cf::confdir . "/config"	2989	open my $fh, "<:utf8", "$CONFDIR/config"
2310	or return;	2990	or return;
2311		2991
2312	local $/;	2992	local $/;
2313	*CFG = YAML::Syck::Load <$fh>;	2993	*CFG = YAML::Syck::Load <$fh>;
2314		2994
…		…
2359	},	3039	},
2360	);	3040	);
2361	}	3041	}
2362	}	3042	}
2363		3043
		3044	sub write_runtime {
		3045	my $runtime = "$LOCALDIR/runtime";
		3046
		3047	# first touch the runtime file to show we are still running:
		3048	# the fsync below can take a very very long time.
		3049
		3050	IO::AIO::aio_utime $runtime, undef, undef;
		3051
		3052	my $guard = cf::lock_acquire "write_runtime";
		3053
		3054	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
		3055	or return;
		3056
		3057	my $value = $cf::RUNTIME + 90 + 10;
		3058	# 10 is the runtime save interval, for a monotonic clock
		3059	# 60 allows for the watchdog to kill the server.
		3060
		3061	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3062	and return;
		3063
		3064	# always fsync - this file is important
		3065	aio_fsync $fh
		3066	and return;
		3067
		3068	# touch it again to show we are up-to-date
		3069	aio_utime $fh, undef, undef;
		3070
		3071	close $fh
		3072	or return;
		3073
		3074	aio_rename "$runtime~", $runtime
		3075	and return;
		3076
		3077	warn "runtime file written.\n";
		3078
		3079	1
		3080	}
		3081
2364	sub emergency_save() {	3082	sub emergency_save() {
2365	my $freeze_guard = cf::freeze_mainloop;	3083	my $freeze_guard = cf::freeze_mainloop;
2366		3084
2367	warn "enter emergency perl save\n";	3085	warn "enter emergency perl save\n";
2368		3086
…		…
2399		3117
2400	warn Carp::longmess "post_cleanup backtrace"	3118	warn Carp::longmess "post_cleanup backtrace"
2401	if $make_core;	3119	if $make_core;
2402	}	3120	}
2403		3121
2404	sub reload() {	3122	sub do_reload_perl() {
2405	# can/must only be called in main	3123	# can/must only be called in main
2406	if ($Coro::current != $Coro::main) {	3124	if ($Coro::current != $Coro::main) {
2407	warn "can only reload from main coroutine";	3125	warn "can only reload from main coroutine";
2408	return;	3126	return;
2409	}	3127	}
…		…
2443	%EXT_CORO = ();	3161	%EXT_CORO = ();
2444		3162
2445	warn "removing commands";	3163	warn "removing commands";
2446	%COMMAND = ();	3164	%COMMAND = ();
2447		3165
2448	warn "removing ext commands";	3166	warn "removing ext/exti commands";
2449	%EXTCMD = ();	3167	%EXTCMD = ();
		3168	%EXTICMD = ();
2450		3169
2451	warn "unloading/nuking all extensions";	3170	warn "unloading/nuking all extensions";
2452	for my $pkg (@EXTS) {	3171	for my $pkg (@EXTS) {
2453	warn "... unloading $pkg";	3172	warn "... unloading $pkg";
2454		3173
…		…
2484	Symbol::delete_package "safe::$_"	3203	Symbol::delete_package "safe::$_"
2485	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3204	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2486		3205
2487	warn "unloading cf.pm \"a bit\"";	3206	warn "unloading cf.pm \"a bit\"";
2488	delete $INC{"cf.pm"};	3207	delete $INC{"cf.pm"};
		3208	delete $INC{"cf/pod.pm"};
2489		3209
2490	# don't, removes xs symbols, too,	3210	# don't, removes xs symbols, too,
2491	# and global variables created in xs	3211	# and global variables created in xs
2492	#Symbol::delete_package __PACKAGE__;	3212	#Symbol::delete_package __PACKAGE__;
2493		3213
…		…
2508	warn "reattaching attachments to maps";	3228	warn "reattaching attachments to maps";
2509	reattach $_ for values %MAP;	3229	reattach $_ for values %MAP;
2510	warn "reattaching attachments to players";	3230	warn "reattaching attachments to players";
2511	reattach $_ for values %PLAYER;	3231	reattach $_ for values %PLAYER;
2512		3232
2513	warn "loading reloadable resources";
2514	reload_resources;
2515
2516	warn "leaving sync_job";	3233	warn "leaving sync_job";
2517		3234
2518	1	3235	1
2519	} or do {	3236	} or do {
2520	warn $@;	3237	warn $@;
…		…
2525	warn "reloaded";	3242	warn "reloaded";
2526	};	3243	};
2527		3244
2528	our $RELOAD_WATCHER; # used only during reload	3245	our $RELOAD_WATCHER; # used only during reload
2529		3246
		3247	sub reload_perl() {
		3248	# doing reload synchronously and two reloads happen back-to-back,
		3249	# coro crashes during coro_state_free->destroy here.
		3250
		3251	$RELOAD_WATCHER ||= Event->timer (
		3252	reentrant => 0,
		3253	after => 0,
		3254	data => WF_AUTOCANCEL,
		3255	cb => sub {
		3256	do_reload_perl;
		3257	undef $RELOAD_WATCHER;
		3258	},
		3259	);
		3260	}
		3261
2530	register_command "reload" => sub {	3262	register_command "reload" => sub {
2531	my ($who, $arg) = @_;	3263	my ($who, $arg) = @_;
2532		3264
2533	if ($who->flag (FLAG_WIZ)) {	3265	if ($who->flag (FLAG_WIZ)) {
2534	$who->message ("reloading server.");	3266	$who->message ("reloading server.");
2535		3267	async { reload_perl };
2536	# doing reload synchronously and two reloads happen back-to-back,
2537	# coro crashes during coro_state_free->destroy here.
2538
2539	$RELOAD_WATCHER ||= Event->timer (
2540	reentrant => 0,
2541	after => 0,
2542	data => WF_AUTOCANCEL,
2543	cb => sub {
2544	reload;
2545	undef $RELOAD_WATCHER;
2546	},
2547	);
2548	}	3268	}
2549	};	3269	};
2550		3270
2551	unshift @INC, $LIBDIR;	3271	unshift @INC, $LIBDIR;
2552		3272
2553	my $bug_warning = 0;	3273	my $bug_warning = 0;
2554		3274
		3275	our @WAIT_FOR_TICK;
		3276	our @WAIT_FOR_TICK_BEGIN;
		3277
		3278	sub wait_for_tick {
		3279	return unless $TICK_WATCHER->is_active;
		3280	return if $Coro::current == $Coro::main;
		3281
		3282	my $signal = new Coro::Signal;
		3283	push @WAIT_FOR_TICK, $signal;
		3284	$signal->wait;
		3285	}
		3286
		3287	sub wait_for_tick_begin {
		3288	return unless $TICK_WATCHER->is_active;
		3289	return if $Coro::current == $Coro::main;
		3290
		3291	my $signal = new Coro::Signal;
		3292	push @WAIT_FOR_TICK_BEGIN, $signal;
		3293	$signal->wait;
		3294	}
		3295
		3296	my $min = 1e6;#d#
		3297	my $avg = 10;
2555	$TICK_WATCHER = Event->timer (	3298	$TICK_WATCHER = Event->timer (
2556	reentrant => 0,	3299	reentrant => 0,
2557	parked => 1,	3300	parked => 1,
2558	prio => 0,	3301	prio => 0,
2559	at => $NEXT_TICK || $TICK,	3302	at => $NEXT_TICK || $TICK,
…		…
2563	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3306	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
2564	unless ++$bug_warning > 10;	3307	unless ++$bug_warning > 10;
2565	return;	3308	return;
2566	}	3309	}
2567		3310
2568	$NOW = Event::time;	3311	$NOW = $tick_start = Event::time;
2569		3312
2570	cf::server_tick; # one server iteration	3313	cf::server_tick; # one server iteration
		3314
		3315	0 && sync_job {#d#
		3316	for(1..10) {
		3317	my $t = Event::time;
		3318	my $map = my $map = new_from_path cf::map "/tmp/x.map"
		3319	or die;
		3320
		3321	$map->width (50);
		3322	$map->height (50);
		3323	$map->alloc;
		3324	$map->_load_objects ("/tmp/x.map", 1);
		3325	my $t = Event::time - $t;
		3326
		3327	#next unless $t < 0.0013;#d#
		3328	if ($t < $min) {
		3329	$min = $t;
		3330	}
		3331	$avg = $avg * 0.99 + $t * 0.01;
		3332	}
		3333	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
		3334	exit 0;
		3335	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
		3336	};
		3337
2571	$RUNTIME += $TICK;	3338	$RUNTIME += $TICK;
2572	$NEXT_TICK += $TICK;	3339	$NEXT_TICK += $TICK;
2573		3340
2574	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3341	if ($NOW >= $NEXT_RUNTIME_WRITE) {
2575	$NEXT_RUNTIME_WRITE = $NOW + 10;	3342	$NEXT_RUNTIME_WRITE = $NOW + 10;
…		…
2577	write_runtime	3344	write_runtime
2578	or warn "ERROR: unable to write runtime file: $!";	3345	or warn "ERROR: unable to write runtime file: $!";
2579	};	3346	};
2580	}	3347	}
2581		3348
2582	$WAIT_FOR_TICK->broadcast;
2583	$WAIT_FOR_TICK_ONE->send if $WAIT_FOR_TICK_ONE->awaited;
2584
2585	# my $AFTER = Event::time;	3349	# my $AFTER = Event::time;
2586	# warn $AFTER - $NOW;#d#	3350	# warn $AFTER - $NOW;#d#
2587		3351
		3352	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
		3353	$sig->send;
		3354	}
		3355	while (my $sig = shift @WAIT_FOR_TICK) {
		3356	$sig->send;
		3357	}
		3358
		3359	$NOW = Event::time;
		3360
2588	# if we are delayed by four ticks or more, skip them all	3361	# if we are delayed by four ticks or more, skip them all
2589	$NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4;	3362	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
2590		3363
2591	$TICK_WATCHER->at ($NEXT_TICK);	3364	$TICK_WATCHER->at ($NEXT_TICK);
2592	$TICK_WATCHER->start;	3365	$TICK_WATCHER->start;
		3366
		3367	$LOAD = ($NOW - $tick_start) / $TICK;
		3368	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
		3369
		3370	_post_tick;
		3371
		3372
2593	},	3373	},
2594	);	3374	);
2595		3375
2596	{	3376	{
2597	BDB::max_poll_time $TICK * 0.1;	3377	BDB::max_poll_time $TICK * 0.1;
…		…
2625		3405
2626	cf::sync_job {	3406	cf::sync_job {
2627	eval {	3407	eval {
2628	BDB::db_env_open	3408	BDB::db_env_open
2629	$DB_ENV,	3409	$DB_ENV,
2630	$BDB_ENV_DIR,	3410	$BDBDIR,
2631	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3411	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
2632	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3412	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
2633	0666;	3413	0666;
2634		3414
2635	cf::cleanup "db_env_open($BDB_ENV_DIR): $!" if $!;	3415	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
2636		3416
2637	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);	3417	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
2638	$DB_ENV->set_lk_detect;	3418	$DB_ENV->set_lk_detect;
2639	};	3419	};
2640		3420
…		…
2656	prio => 6,	3436	prio => 6,
2657	cb => \&IO::AIO::poll_cb,	3437	cb => \&IO::AIO::poll_cb,
2658	);	3438	);
2659	}	3439	}
2660		3440
		3441	my $_log_backtrace;
		3442
		3443	sub _log_backtrace {
		3444	my ($msg, @addr) = @_;
		3445
		3446	$msg =~ s/\n//;
		3447
		3448	# limit the # of concurrent backtraces
		3449	if ($_log_backtrace < 2) {
		3450	++$_log_backtrace;
		3451	async {
		3452	my @bt = fork_call {
		3453	@addr = map { sprintf "%x", $_ } @addr;
		3454	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
		3455	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
		3456	or die "addr2line: $!";
		3457
		3458	my @funcs;
		3459	my @res = <$fh>;
		3460	chomp for @res;
		3461	while (@res) {
		3462	my ($func, $line) = splice @res, 0, 2, ();
		3463	push @funcs, "[$func] $line";
		3464	}
		3465
		3466	@funcs
		3467	};
		3468
		3469	LOG llevInfo, "[ABT] $msg\n";
		3470	LOG llevInfo, "[ABT] $_\n" for @bt;
		3471	--$_log_backtrace;
		3472	};
		3473	} else {
		3474	LOG llevInfo, "[ABT] $msg\n";
		3475	LOG llevInfo, "[ABT] [suppressed]\n";
		3476	}
		3477	}
		3478
		3479	# load additional modules
		3480	use cf::pod;
		3481
2661	END { cf::emergency_save }	3482	END { cf::emergency_save }
2662		3483
2663	1	3484	1
2664		3485

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