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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.246 by root, Tue Apr 17 10:38:28 2007 UTC vs.
Revision 1.276 by root, Sun Jun 10 04:05:47 2007 UTC

… …
3use utf8; 3use utf8;
4use strict; 4use strict;
5 5
6use Symbol; 6use Symbol;
7use List::Util; 7use List::Util;
8use Socket;
8use Storable; 9use Storable;
9use Event; 10use Event;
10use Opcode; 11use Opcode;
11use Safe; 12use Safe;
12use Safe::Hole; 13use Safe::Hole;
13 14
14use Coro 3.61 (); 15use Coro 3.61 ();
15use Coro::State; 16use Coro::State;
17use Coro::Handle;
16use Coro::Event; 18use Coro::Event;
17use Coro::Timer; 19use Coro::Timer;
18use Coro::Signal; 20use Coro::Signal;
19use Coro::Semaphore; 21use Coro::Semaphore;
20use Coro::AIO; 22use Coro::AIO;
… …
52our %EXT_CORO = (); # coroutines bound to extensions 54our %EXT_CORO = (); # coroutines bound to extensions
53our %EXT_MAP = (); # pluggable maps 55our %EXT_MAP = (); # pluggable maps
54 56
55our $RELOAD; # number of reloads so far 57our $RELOAD; # number of reloads so far
56our @EVENT; 58our @EVENT;
57our $LIBDIR = datadir . "/ext"; 59
60our $CONFDIR = confdir;
61our $DATADIR = datadir;
62our $LIBDIR = "$DATADIR/ext";
63our $PODDIR = "$DATADIR/pod";
64our $MAPDIR = "$DATADIR/" . mapdir;
65our $LOCALDIR = localdir;
66our $TMPDIR = "$LOCALDIR/" . tmpdir;
67our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
68our $PLAYERDIR = "$LOCALDIR/" . playerdir;
69our $RANDOMDIR = "$LOCALDIR/random";
70our $BDBDIR = "$LOCALDIR/db";
58 71
59our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!) 72our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
60our $TICK_WATCHER; 73our $TICK_WATCHER;
61our $AIO_POLL_WATCHER; 74our $AIO_POLL_WATCHER;
62our $NEXT_RUNTIME_WRITE; # when should the runtime file be written 75our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
… …
73our $RUNTIME; 86our $RUNTIME;
74 87
75our %PLAYER; # all users 88our %PLAYER; # all users
76our %MAP; # all maps 89our %MAP; # all maps
77our $LINK_MAP; # the special {link} map, which is always available 90our $LINK_MAP; # the special {link} map, which is always available
78our $RANDOM_MAPS = cf::localdir . "/random";
79our $BDB_ENV_DIR = cf::localdir . "/db";
80 91
81# used to convert map paths into valid unix filenames by replacing / by ∕ 92# used to convert map paths into valid unix filenames by replacing / by ∕
82our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons 93our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
83 94
95our $LOAD; # a number between 0 (idle) and 1 (too many objects)
96our $LOADAVG; # same thing, but with alpha-smoothing
97our $tick_start; # for load detecting purposes
98
84binmode STDOUT; 99binmode STDOUT;
85binmode STDERR; 100binmode STDERR;
86 101
87# read virtual server time, if available 102# read virtual server time, if available
88unless ($RUNTIME || !-e cf::localdir . "/runtime") { 103unless ($RUNTIME || !-e "$LOCALDIR/runtime") {
89 open my $fh, "<", cf::localdir . "/runtime" 104 open my $fh, "<", "$LOCALDIR/runtime"
90 or die "unable to read runtime file: $!"; 105 or die "unable to read runtime file: $!";
91 $RUNTIME = <$fh> + 0.; 106 $RUNTIME = <$fh> + 0.;
92} 107}
93 108
94mkdir cf::localdir; 109mkdir $_
95mkdir cf::localdir . "/" . cf::playerdir; 110 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
96mkdir cf::localdir . "/" . cf::tmpdir;
97mkdir cf::localdir . "/" . cf::uniquedir;
98mkdir $RANDOM_MAPS;
99mkdir $BDB_ENV_DIR;
100 111
101our $EMERGENCY_POSITION; 112our $EMERGENCY_POSITION;
102 113
103sub cf::map::normalise; 114sub cf::map::normalise;
104 115
… …
115=item $cf::RUNTIME 126=item $cf::RUNTIME
116 127
117The time this server has run, starts at 0 and is increased by $cf::TICK on 128The time this server has run, starts at 0 and is increased by $cf::TICK on
118every server tick. 129every server tick.
119 130
120=item $cf::LIBDIR 131=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
132$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
133$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
121 134
122The perl library directory, where extensions and cf-specific modules can 135Various directories - "/etc", read-only install directory, perl-library
123be found. It will be added to C<@INC> automatically. 136directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
137unique-items directory, player file directory, random maps directory and
138database environment.
124 139
125=item $cf::NOW 140=item $cf::NOW
126 141
127The time of the last (current) server tick. 142The time of the last (current) server tick.
128 143
129=item $cf::TICK 144=item $cf::TICK
130 145
131The interval between server ticks, in seconds. 146The interval between server ticks, in seconds.
147
148=item $cf::LOADAVG
149
150The current CPU load on the server (alpha-smoothed), as a value between 0
151(none) and 1 (overloaded), indicating how much time is spent on processing
152objects per tick. Healthy values are < 0.5.
153
154=item $cf::LOAD
155
156The raw value load value from the last tick.
132 157
133=item %cf::CFG 158=item %cf::CFG
134 159
135Configuration for the server, loaded from C</etc/crossfire/config>, or 160Configuration for the server, loaded from C</etc/crossfire/config>, or
136from wherever your confdir points to. 161from wherever your confdir points to.
… …
146=cut 171=cut
147 172
148BEGIN { 173BEGIN {
149 *CORE::GLOBAL::warn = sub { 174 *CORE::GLOBAL::warn = sub {
150 my $msg = join "", @_; 175 my $msg = join "", @_;
151 utf8::encode $msg;
152 176
153 $msg .= "\n" 177 $msg .= "\n"
154 unless $msg =~ /\n$/; 178 unless $msg =~ /\n$/;
155 179
180 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
181
182 utf8::encode $msg;
156 LOG llevError, $msg; 183 LOG llevError, $msg;
157 }; 184 };
158} 185}
159 186
160@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable'; 187@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
161@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable'; 188@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
162@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable'; 189@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
163@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable'; 190@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
164@safe::cf::map::ISA = @cf::map::ISA = 'cf::attachable'; 191@safe::cf::map::ISA = @cf::map::ISA = 'cf::attachable';
192@safe::cf::arch::ISA = @cf::arch::ISA = 'cf::object';
165@safe::cf::object::player::ISA = @cf::object::player::ISA = 'cf::object'; 193@safe::cf::object::player::ISA = @cf::object::player::ISA = 'cf::object'; # not really true (yet)
166 194
167# we bless all objects into (empty) derived classes to force a method lookup 195# we bless all objects into (empty) derived classes to force a method lookup
168# within the Safe compartment. 196# within the Safe compartment.
169for my $pkg (qw( 197for my $pkg (qw(
170 cf::global cf::attachable 198 cf::global cf::attachable
… …
230returned. 258returned.
231 259
232Lock names should begin with a unique identifier (for example, cf::map::find 260Lock names should begin with a unique identifier (for example, cf::map::find
233uses map_find and cf::map::load uses map_load). 261uses map_find and cf::map::load uses map_load).
234 262
263=item $locked = cf::lock_active $string
264
265Return true if the lock is currently active, i.e. somebody has locked it.
266
235=cut 267=cut
236 268
237our %LOCK; 269our %LOCK;
238 270
239sub lock_wait($) { 271sub lock_wait($) {
… …
256 288
257 Coro::guard { 289 Coro::guard {
258 # wake up all waiters, to be on the safe side 290 # wake up all waiters, to be on the safe side
259 $_->ready for @{ delete $LOCK{$key} }; 291 $_->ready for @{ delete $LOCK{$key} };
260 } 292 }
293}
294
295sub lock_active($) {
296 my ($key) = @_;
297
298 ! ! $LOCK{$key}
261} 299}
262 300
263sub freeze_mainloop { 301sub freeze_mainloop {
264 return unless $TICK_WATCHER->is_active; 302 return unless $TICK_WATCHER->is_active;
265 303
… …
295 333
296sub sync_job(&) { 334sub sync_job(&) {
297 my ($job) = @_; 335 my ($job) = @_;
298 336
299 if ($Coro::current == $Coro::main) { 337 if ($Coro::current == $Coro::main) {
338 my $time = Event::time;
339
300 # this is the main coro, too bad, we have to block 340 # this is the main coro, too bad, we have to block
301 # till the operation succeeds, freezing the server :/ 341 # till the operation succeeds, freezing the server :/
302 342
303 # TODO: use suspend/resume instead 343 # TODO: use suspend/resume instead
304 # (but this is cancel-safe) 344 # (but this is cancel-safe)
… …
315 355
316 while ($busy) { 356 while ($busy) {
317 Coro::cede or Event::one_event; 357 Coro::cede or Event::one_event;
318 } 358 }
319 359
360 $time = Event::time - $time;
361
362 LOG llevError | logBacktrace, Carp::longmess "long sync job"
363 if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
364
365 $tick_start += $time; # do not account sync jobs to server load
366
320 wantarray ? @res : $res[0] 367 wantarray ? @res : $res[0]
321 } else { 368 } else {
322 # we are in another coroutine, how wonderful, everything just works 369 # we are in another coroutine, how wonderful, everything just works
323 370
324 $job->() 371 $job->()
… …
344 391
345 $coro 392 $coro
346} 393}
347 394
348sub write_runtime { 395sub write_runtime {
396 my $runtime = "$LOCALDIR/runtime";
397
398 # first touch the runtime file to show we are still running:
399 # the fsync below can take a very very long time.
400
401 IO::AIO::aio_utime $runtime, undef, undef;
402
349 my $guard = cf::lock_acquire "write_runtime"; 403 my $guard = cf::lock_acquire "write_runtime";
350
351 my $runtime = cf::localdir . "/runtime";
352 404
353 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 405 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
354 or return; 406 or return;
355 407
356 my $value = $cf::RUNTIME + 90 + 10; 408 my $value = $cf::RUNTIME + 90 + 10;
… …
362 414
363 # always fsync - this file is important 415 # always fsync - this file is important
364 aio_fsync $fh 416 aio_fsync $fh
365 and return; 417 and return;
366 418
419 # touch it again to show we are up-to-date
420 aio_utime $fh, undef, undef;
421
367 close $fh 422 close $fh
368 or return; 423 or return;
369 424
370 aio_rename "$runtime~", $runtime 425 aio_rename "$runtime~", $runtime
371 and return; 426 and return;
427
428 warn "runtime file written.\n";
372 429
373 1 430 1
374} 431}
375 432
376=item cf::datalog type => key => value, ... 433=item cf::datalog type => key => value, ...
… …
569 $registry = $CB_TYPE[$object_type] ||= []; 626 $registry = $CB_TYPE[$object_type] ||= [];
570 627
571 } elsif ($type eq "subtype") { 628 } elsif ($type eq "subtype") {
572 defined $object_type or Carp::croak "subtype specified without type"; 629 defined $object_type or Carp::croak "subtype specified without type";
573 my $object_subtype = shift @arg; 630 my $object_subtype = shift @arg;
574 $registry = $CB_TYPE[$object_type + $object_subtype * NUM_SUBTYPES] ||= []; 631 $registry = $CB_TYPE[$object_type + $object_subtype * NUM_TYPES] ||= [];
575 632
576 } elsif ($type eq "package") { 633 } elsif ($type eq "package") {
577 my $pkg = shift @arg; 634 my $pkg = shift @arg;
578 635
579 while (my ($name, $id) = each %cb_id) { 636 while (my ($name, $id) = each %cb_id) {
… …
620 if (ref $_[0]) { 677 if (ref $_[0]) {
621 _object_attach @_; 678 _object_attach @_;
622 } else { 679 } else {
623 _attach shift->_attach_registry, @_; 680 _attach shift->_attach_registry, @_;
624 } 681 }
682 _recalc_want;
625}; 683};
626 684
627# all those should be optimised 685# all those should be optimised
628sub cf::attachable::detach { 686sub cf::attachable::detach {
629 my ($obj, $name) = @_; 687 my ($obj, $name) = @_;
… …
632 delete $obj->{_attachment}{$name}; 690 delete $obj->{_attachment}{$name};
633 reattach ($obj); 691 reattach ($obj);
634 } else { 692 } else {
635 Carp::croak "cannot, currently, detach class attachments"; 693 Carp::croak "cannot, currently, detach class attachments";
636 } 694 }
695 _recalc_want;
637}; 696};
638 697
639sub cf::attachable::attached { 698sub cf::attachable::attached {
640 my ($obj, $name) = @_; 699 my ($obj, $name) = @_;
641 700
… …
814 or return; 873 or return;
815 $av = eval { (Storable::thaw $av)->{objs} }; 874 $av = eval { (Storable::thaw $av)->{objs} };
816 } 875 }
817 876
818 warn sprintf "loading %s (%d)\n", 877 warn sprintf "loading %s (%d)\n",
819 $filename, length $data, scalar @{$av || []};#d# 878 $filename, length $data, scalar @{$av || []};
820 return ($data, $av); 879 return ($data, $av);
821} 880}
822 881
823############################################################################# 882#############################################################################
824# command handling &c 883# command handling &c
… …
951Returns the given player object, loading it if necessary (might block). 1010Returns the given player object, loading it if necessary (might block).
952 1011
953=cut 1012=cut
954 1013
955sub playerdir($) { 1014sub playerdir($) {
956 cf::localdir 1015 "$PLAYERDIR/"
957 . "/"
958 . cf::playerdir
959 . "/"
960 . (ref $_[0] ? $_[0]->ob->name : $_[0]) 1016 . (ref $_[0] ? $_[0]->ob->name : $_[0])
961} 1017}
962 1018
963sub path($) { 1019sub path($) {
964 my $login = ref $_[0] ? $_[0]->ob->name : $_[0]; 1020 my $login = ref $_[0] ? $_[0]->ob->name : $_[0];
… …
1084while and may block, so not sync_job-capable, ever. 1140while and may block, so not sync_job-capable, ever.
1085 1141
1086=cut 1142=cut
1087 1143
1088sub list_logins { 1144sub list_logins {
1089 my $dirs = aio_readdir cf::localdir . "/" . cf::playerdir 1145 my $dirs = aio_readdir $PLAYERDIR
1090 or return []; 1146 or return [];
1091 1147
1092 my @logins; 1148 my @logins;
1093 1149
1094 for my $login (@$dirs) { 1150 for my $login (@$dirs) {
… …
1249 my ($self, $merge) = @_; 1305 my ($self, $merge) = @_;
1250 1306
1251 # we have to keep some variables in memory intact 1307 # we have to keep some variables in memory intact
1252 local $self->{path}; 1308 local $self->{path};
1253 local $self->{load_path}; 1309 local $self->{load_path};
1254 local $self->{deny_save};
1255 local $self->{deny_reset};
1256 1310
1257 $self->SUPER::thawer_merge ($merge); 1311 $self->SUPER::thawer_merge ($merge);
1258} 1312}
1259 1313
1260sub normalise { 1314sub normalise {
… …
1332 1386
1333# the original (read-only) location 1387# the original (read-only) location
1334sub load_path { 1388sub load_path {
1335 my ($self) = @_; 1389 my ($self) = @_;
1336 1390
1337 sprintf "%s/%s/%s.map", cf::datadir, cf::mapdir, $self->{path} 1391 "$MAPDIR/$self->{path}.map"
1338} 1392}
1339 1393
1340# the temporary/swap location 1394# the temporary/swap location
1341sub save_path { 1395sub save_path {
1342 my ($self) = @_; 1396 my ($self) = @_;
1343 1397
1344 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1398 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
1345 sprintf "%s/%s/%s.map", cf::localdir, cf::tmpdir, $path 1399 "$TMPDIR/$path.map"
1346} 1400}
1347 1401
1348# the unique path, undef == no special unique path 1402# the unique path, undef == no special unique path
1349sub uniq_path { 1403sub uniq_path {
1350 my ($self) = @_; 1404 my ($self) = @_;
1351 1405
1352 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1406 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
1353 sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $path 1407 "$UNIQUEDIR/$path"
1354} 1408}
1355 1409
1356# and all this just because we cannot iterate over 1410# and all this just because we cannot iterate over
1357# all maps in C++... 1411# all maps in C++...
1358sub change_all_map_light { 1412sub change_all_map_light {
1359 my ($change) = @_; 1413 my ($change) = @_;
1360 1414
1361 $_->change_map_light ($change) 1415 $_->change_map_light ($change)
1362 for grep $_->outdoor, values %cf::MAP; 1416 for grep $_->outdoor, values %cf::MAP;
1417}
1418
1419sub decay_objects {
1420 my ($self) = @_;
1421
1422 return if $self->{deny_reset};
1423
1424 $self->do_decay_objects;
1363} 1425}
1364 1426
1365sub unlink_save { 1427sub unlink_save {
1366 my ($self) = @_; 1428 my ($self) = @_;
1367 1429
… …
1425 $self->load_header_orig 1487 $self->load_header_orig
1426 or return; 1488 or return;
1427 $self->prepare_orig; 1489 $self->prepare_orig;
1428 } 1490 }
1429 1491
1492 $self->{deny_reset} = 1
1493 if $self->no_reset;
1494
1430 $self->default_region (cf::region::find_by_path $self->{path}) 1495 $self->default_region (cf::region::find_by_path $self->{path})
1431 unless $self->default_region; 1496 unless $self->default_region;
1432 1497
1433 1 1498 1
1434} 1499}
… …
1449 $map->{last_save} = $cf::RUNTIME; 1514 $map->{last_save} = $cf::RUNTIME;
1450 1515
1451 $map->load_header 1516 $map->load_header
1452 or return; 1517 or return;
1453 1518
1454 if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?) 1519 if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1455 # doing this can freeze the server in a sync job, obviously 1520 # doing this can freeze the server in a sync job, obviously
1456 #$cf::WAIT_FOR_TICK->wait; 1521 #$cf::WAIT_FOR_TICK->wait;
1457 $map->reset; 1522 $map->reset;
1458 undef $guard; 1523 undef $guard;
1459 return find $path; 1524 return find $path;
… …
1470 my ($self) = @_; 1535 my ($self) = @_;
1471 1536
1472 local $self->{deny_reset} = 1; # loading can take a long time 1537 local $self->{deny_reset} = 1; # loading can take a long time
1473 1538
1474 my $path = $self->{path}; 1539 my $path = $self->{path};
1540
1541 {
1475 my $guard = cf::lock_acquire "map_load:$path"; 1542 my $guard = cf::lock_acquire "map_load:$path";
1476 1543
1477 return if $self->in_memory != cf::MAP_SWAPPED; 1544 return if $self->in_memory != cf::MAP_SWAPPED;
1478 1545
1479 $self->in_memory (cf::MAP_LOADING); 1546 $self->in_memory (cf::MAP_LOADING);
1480 1547
1481 $self->alloc; 1548 $self->alloc;
1482 1549
1483 $self->pre_load; 1550 $self->pre_load;
1484 Coro::cede;
1485
1486 $self->_load_objects ($self->{load_path}, 1)
1487 or return;
1488
1489 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1490 if delete $self->{load_original};
1491
1492 if (my $uniq = $self->uniq_path) {
1493 utf8::encode $uniq;
1494 if (aio_open $uniq, O_RDONLY, 0) {
1495 $self->clear_unique_items;
1496 $self->_load_objects ($uniq, 0);
1497 }
1498 }
1499
1500 Coro::cede;
1501 # now do the right thing for maps
1502 $self->link_multipart_objects;
1503 Coro::cede;
1504
1505 unless ($self->{deny_activate}) {
1506 $self->decay_objects;
1507 $self->fix_auto_apply;
1508 $self->update_buttons;
1509 Coro::cede; 1551 Coro::cede;
1510 $self->set_darkness_map; 1552
1553 $self->_load_objects ($self->{load_path}, 1)
1554 or return;
1555
1556 $self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1557 if delete $self->{load_original};
1558
1559 if (my $uniq = $self->uniq_path) {
1560 utf8::encode $uniq;
1561 if (aio_open $uniq, O_RDONLY, 0) {
1562 $self->clear_unique_items;
1563 $self->_load_objects ($uniq, 0);
1564 }
1565 }
1566
1567 Coro::cede;
1568 # now do the right thing for maps
1569 $self->link_multipart_objects;
1511 $self->difficulty ($self->estimate_difficulty) 1570 $self->difficulty ($self->estimate_difficulty)
1512 unless $self->difficulty; 1571 unless $self->difficulty;
1513 Coro::cede; 1572 Coro::cede;
1573
1574 unless ($self->{deny_activate}) {
1575 $self->decay_objects;
1576 $self->fix_auto_apply;
1577 $self->update_buttons;
1578 Coro::cede;
1579 $self->set_darkness_map;
1580 Coro::cede;
1514 $self->activate; 1581 $self->activate;
1515 Coro::cede; 1582 }
1583
1584 $self->in_memory (cf::MAP_IN_MEMORY);
1516 } 1585 }
1517 1586
1518 $self->post_load; 1587 $self->post_load;
1519 Coro::cede;
1520
1521 $self->in_memory (cf::MAP_IN_MEMORY);
1522} 1588}
1523 1589
1524sub customise_for { 1590sub customise_for {
1525 my ($self, $ob) = @_; 1591 my ($self, $ob) = @_;
1526 1592
1527 return find "~" . $ob->name . "/" . $self->{path} 1593 return find "~" . $ob->name . "/" . $self->{path}
1528 if $self->per_player; 1594 if $self->per_player;
1595
1596# return find "?party/" . $ob->name . "/" . $self->{path}
1597# if $self->per_party;
1529 1598
1530 $self 1599 $self
1531} 1600}
1532 1601
1533# find and load all maps in the 3x3 area around a map 1602# find and load all maps in the 3x3 area around a map
… …
1644 1713
1645sub reset_at { 1714sub reset_at {
1646 my ($self) = @_; 1715 my ($self) = @_;
1647 1716
1648 # TODO: safety, remove and allow resettable per-player maps 1717 # TODO: safety, remove and allow resettable per-player maps
1649 return 1e99 if $self->isa ("ext::map_per_player");#d#
1650 return 1e99 if $self->{deny_reset}; 1718 return 1e99 if $self->{deny_reset};
1651 1719
1652 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access; 1720 my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1653 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET; 1721 my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1654 1722
… …
1665 my ($self) = @_; 1733 my ($self) = @_;
1666 1734
1667 my $lock = cf::lock_acquire "map_data:$self->{path}"; 1735 my $lock = cf::lock_acquire "map_data:$self->{path}";
1668 1736
1669 return if $self->players; 1737 return if $self->players;
1670 return if $self->isa ("ext::map_per_player");#d#
1671 1738
1672 warn "resetting map ", $self->path;#d# 1739 warn "resetting map ", $self->path;
1673 1740
1674 $self->in_memory (cf::MAP_SWAPPED); 1741 $self->in_memory (cf::MAP_SWAPPED);
1675 1742
1676 # need to save uniques path 1743 # need to save uniques path
1677 unless ($self->{deny_save}) { 1744 unless ($self->{deny_save}) {
… …
1709 $cf::MAP{$self->path} = $self; 1776 $cf::MAP{$self->path} = $self;
1710 1777
1711 $self->reset; # polite request, might not happen 1778 $self->reset; # polite request, might not happen
1712} 1779}
1713 1780
1781=item $maps = cf::map::tmp_maps
1782
1783Returns an arrayref with all map paths of currently instantiated and saved
1784maps.
1785
1786=cut
1787
1788sub tmp_maps() {
1789 [
1790 map {
1791 utf8::decode $_;
1792 !/\.(?:pst|meta)$/ && /^$PATH_SEP/o
1793 ? normalise $_
1794 : ()
1795 } @{ aio_readdir $TMPDIR or [] }
1796 ]
1797}
1798
1714=item cf::map::unique_maps 1799=item cf::map::unique_maps
1715 1800
1716Returns an arrayref of paths of all shared maps that have 1801Returns an arrayref of paths of all shared maps that have
1717instantiated unique items. May block. 1802instantiated unique items. May block.
1718 1803
1719=cut 1804=cut
1720 1805
1721sub unique_maps() { 1806sub unique_maps() {
1722 my $files = aio_readdir cf::localdir . "/" . cf::uniquedir 1807 [
1723 or return; 1808 map {
1724
1725 my @paths;
1726
1727 for (@$files) {
1728 utf8::decode $_; 1809 utf8::decode $_;
1729 next if /\.pst$/; 1810 !/\.(?:pst|meta)$/ && /^$PATH_SEP/o
1730 next unless /^$PATH_SEP/o; 1811 ? normalise $_
1731 1812 : ()
1732 push @paths, cf::map::normalise $_; 1813 } @{ aio_readdir $UNIQUEDIR or [] }
1733 } 1814 ]
1734
1735 \@paths
1736} 1815}
1737 1816
1738package cf; 1817package cf;
1739 1818
1740=back 1819=back
… …
1846 $self->deactivate_recursive; 1925 $self->deactivate_recursive;
1847 1926
1848 return if UNIVERSAL::isa $self->map, "ext::map_link"; 1927 return if UNIVERSAL::isa $self->map, "ext::map_link";
1849 1928
1850 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y] 1929 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1851 if $self->map; 1930 if $self->map && $self->map->{path} ne "{link}";
1852 1931
1853 $self->enter_map ($LINK_MAP || link_map, 10, 10); 1932 $self->enter_map ($LINK_MAP || link_map, 10, 10);
1854} 1933}
1855 1934
1856sub cf::object::player::leave_link { 1935sub cf::object::player::leave_link {
1857 my ($self, $map, $x, $y) = @_; 1936 my ($self, $map, $x, $y) = @_;
1937
1938 return unless $self->contr->active;
1858 1939
1859 my $link_pos = delete $self->{_link_pos}; 1940 my $link_pos = delete $self->{_link_pos};
1860 1941
1861 unless ($map) { 1942 unless ($map) {
1862 # restore original map position 1943 # restore original map position
… …
1885 1966
1886 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext 1967 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
1887 $self->enter_map ($map, $x, $y); 1968 $self->enter_map ($map, $x, $y);
1888} 1969}
1889 1970
1890cf::player->attach (
1891 on_logout => sub {
1892 my ($pl) = @_;
1893
1894 # abort map switching before logout
1895 if ($pl->ob->{_link_pos}) {
1896 cf::sync_job {
1897 $pl->ob->leave_link
1898 };
1899 }
1900 },
1901 on_login => sub {
1902 my ($pl) = @_;
1903
1904 # try to abort aborted map switching on player login :)
1905 # should happen only on crashes
1906 if ($pl->ob->{_link_pos}) {
1907 $pl->ob->enter_link;
1908 (async {
1909 $pl->ob->reply (undef,
1910 "There was an internal problem at your last logout, "
1911 . "the server will try to bring you to your intended destination in a second.",
1912 cf::NDI_RED);
1913 # we need this sleep as the login has a concurrent enter_exit running
1914 # and this sleep increases chances of the player not ending up in scorn
1915 Coro::Timer::sleep 1;
1916 $pl->ob->leave_link;
1917 })->prio (2);
1918 }
1919 },
1920);
1921
1922=item $player_object->goto ($path, $x, $y) 1971=item $player_object->goto ($path, $x, $y[, $check->($map)])
1923 1972
1973Moves the player to the given map-path and coordinates by first freezing
1974her, loading and preparing them map, calling the provided $check callback
1975that has to return the map if sucecssful, and then unfreezes the player on
1976the new (success) or old (failed) map position.
1977
1924=cut 1978=cut
1979
1980our $GOTOGEN;
1925 1981
1926sub cf::object::player::goto { 1982sub cf::object::player::goto {
1927 my ($self, $path, $x, $y) = @_; 1983 my ($self, $path, $x, $y, $check) = @_;
1984
1985 # do generation counting so two concurrent goto's will be executed in-order
1986 my $gen = $self->{_goto_generation} = ++$GOTOGEN;
1928 1987
1929 $self->enter_link; 1988 $self->enter_link;
1930 1989
1931 (async { 1990 (async {
1932 my $map = eval { 1991 my $map = eval {
1933 my $map = cf::map::find $path; 1992 my $map = cf::map::find $path;
1993
1994 if ($map) {
1934 $map = $map->customise_for ($self) if $map; 1995 $map = $map->customise_for ($self);
1996 $map = $check->($map) if $check && $map;
1997 } else {
1998 $self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1999 }
2000
1935 $map 2001 $map
2002 };
2003
2004 if ($@) {
2005 $self->message ("Something went wrong within the server, please report this incident!", cf::NDI_UNIQUE | cf::NDI_RED);
2006 LOG llevError | logBacktrace, Carp::longmess $@;
1936 } or 2007 }
1937 $self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);
1938 2008
2009 if ($gen == $self->{_goto_generation}) {
2010 delete $self->{_goto_generation};
1939 $self->leave_link ($map, $x, $y); 2011 $self->leave_link ($map, $x, $y);
2012 }
1940 })->prio (1); 2013 })->prio (1);
1941} 2014}
1942 2015
1943=item $player_object->enter_exit ($exit_object) 2016=item $player_object->enter_exit ($exit_object)
1944 2017
… …
1983 2056
1984 $rmp->{random_seed} ||= $exit->random_seed; 2057 $rmp->{random_seed} ||= $exit->random_seed;
1985 2058
1986 my $data = cf::to_json $rmp; 2059 my $data = cf::to_json $rmp;
1987 my $md5 = Digest::MD5::md5_hex $data; 2060 my $md5 = Digest::MD5::md5_hex $data;
1988 my $meta = "$cf::RANDOM_MAPS/$md5.meta"; 2061 my $meta = "$RANDOMDIR/$md5.meta";
1989 2062
1990 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2063 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
1991 aio_write $fh, 0, (length $data), $data, 0; 2064 aio_write $fh, 0, (length $data), $data, 0;
1992 undef $fh; 2065 undef $fh;
1993 aio_rename "$meta~", $meta; 2066 aio_rename "$meta~", $meta;
… …
2262############################################################################# 2335#############################################################################
2263 2336
2264=head2 EXTENSION DATABASE SUPPORT 2337=head2 EXTENSION DATABASE SUPPORT
2265 2338
2266Crossfire maintains a very simple database for extension use. It can 2339Crossfire maintains a very simple database for extension use. It can
2267currently store anything that can be serialised using Storable, which 2340currently store binary data only (use Compress::LZF::sfreeze_cr/sthaw to
2268excludes objects. 2341convert to/from binary).
2269 2342
2270The parameter C<$family> should best start with the name of the extension 2343The parameter C<$family> should best start with the name of the extension
2271using it, it should be unique. 2344using it, it should be unique.
2272 2345
2273=over 4 2346=over 4
… …
2296 BDB::CREATE | BDB::AUTO_COMMIT, 0666; 2369 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
2297 cf::cleanup "db_open(db): $!" if $!; 2370 cf::cleanup "db_open(db): $!" if $!;
2298 }; 2371 };
2299 cf::cleanup "db_open(db): $@" if $@; 2372 cf::cleanup "db_open(db): $@" if $@;
2300 }; 2373 };
2301
2302 my $path = cf::localdir . "/database.pst";
2303 if (stat $path) {
2304 cf::sync_job {
2305 my $pst = Storable::retrieve $path;
2306
2307 cf::db_put (board => data => $pst->{board});
2308 cf::db_put (guildrules => data => $pst->{guildrules});
2309 cf::db_put (rent => balance => $pst->{rent}{balance});
2310 BDB::db_env_txn_checkpoint $DB_ENV;
2311
2312 unlink $path;
2313 };
2314 }
2315 } 2374 }
2316} 2375}
2317 2376
2318sub db_get($$) { 2377sub db_get($$) {
2319 my $key = "$_[0]/$_[1]"; 2378 my $key = "$_[0]/$_[1]";
2320 2379
2321 cf::sync_job { 2380 cf::sync_job {
2322 BDB::db_get $DB, undef, $key, my $data; 2381 BDB::db_get $DB, undef, $key, my $data;
2323 2382
2324 $! ? () 2383 $! ? ()
2325 : Compress::LZF::sthaw $data 2384 : $data
2326 } 2385 }
2327} 2386}
2328 2387
2329sub db_put($$$) { 2388sub db_put($$$) {
2330 BDB::dbreq_pri 4; 2389 BDB::dbreq_pri 4;
2331 BDB::db_put $DB, undef, "$_[0]/$_[1]", Compress::LZF::sfreeze_cr $_[2], 0, sub { }; 2390 BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
2391}
2392
2393=item cf::cache $id => [$paths...], $processversion => $process
2394
2395Generic caching function that returns the value of the resource $id,
2396caching and regenerating as required.
2397
2398This function can block.
2399
2400=cut
2401
2402sub cache {
2403 my ($id, $src, $processversion, $process) = @_;
2404
2405 my $meta =
2406 join "\x00",
2407 $processversion,
2408 map {
2409 aio_stat $_
2410 and Carp::croak "$_: $!";
2411
2412 ($_, (stat _)[7,9])
2413 } @$src;
2414
2415 my $dbmeta = db_get cache => "$id/meta";
2416 if ($dbmeta ne $meta) {
2417 # changed, we may need to process
2418
2419 my @data;
2420 my $md5;
2421
2422 for (0 .. $#$src) {
2423 0 <= aio_load $src->[$_], $data[$_]
2424 or Carp::croak "$src->[$_]: $!";
2425 }
2426
2427 # if processing is expensive, check
2428 # checksum first
2429 if (1) {
2430 $md5 =
2431 join "\x00",
2432 $processversion,
2433 map {
2434 Coro::cede;
2435 ($src->[$_], Digest::MD5::md5_hex $data[$_])
2436 } 0.. $#$src;
2437
2438
2439 my $dbmd5 = db_get cache => "$id/md5";
2440 if ($dbmd5 eq $md5) {
2441 db_put cache => "$id/meta", $meta;
2442
2443 return db_get cache => "$id/data";
2444 }
2445 }
2446
2447 my $t1 = Time::HiRes::time;
2448 my $data = $process->(\@data);
2449 my $t2 = Time::HiRes::time;
2450
2451 warn "cache: '$id' processed in ", $t2 - $t1, "s\n";
2452
2453 db_put cache => "$id/data", $data;
2454 db_put cache => "$id/md5" , $md5;
2455 db_put cache => "$id/meta", $meta;
2456
2457 return $data;
2458 }
2459
2460 db_get cache => "$id/data"
2461}
2462
2463=item fork_call { }, $args
2464
2465Executes the given code block with the given arguments in a seperate
2466process, returning the results. Everything must be serialisable with
2467Coro::Storable. May, of course, block. Note that the executed sub may
2468never block itself or use any form of Event handling.
2469
2470=cut
2471
2472sub fork_call(&@) {
2473 my ($cb, @args) = @_;
2474
2475# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC
2476# or die "socketpair: $!";
2477 pipe my $fh1, my $fh2
2478 or die "pipe: $!";
2479
2480 if (my $pid = fork) {
2481 close $fh2;
2482
2483 my $res = (Coro::Handle::unblock $fh1)->readline (undef);
2484 $res = Coro::Storable::thaw $res;
2485
2486 waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
2487
2488 die $$res unless "ARRAY" eq ref $res;
2489
2490 return wantarray ? @$res : $res->[-1];
2491 } else {
2492 reset_signals;
2493 local $SIG{__WARN__};
2494 local $SIG{__DIE__};
2495 eval {
2496 close $fh1;
2497
2498 my @res = eval { $cb->(@args) };
2499 syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);
2500 };
2501
2502 warn $@ if $@;
2503 _exit 0;
2504 }
2332} 2505}
2333 2506
2334############################################################################# 2507#############################################################################
2335# the server's init and main functions 2508# the server's init and main functions
2336 2509
… …
2384 } 2557 }
2385 2558
2386 1 2559 1
2387} 2560}
2388 2561
2562sub reload_regions {
2563 load_resource_file "$MAPDIR/regions"
2564 or die "unable to load regions file\n";
2565}
2566
2389sub reload_facedata { 2567sub reload_facedata {
2390 load_facedata sprintf "%s/facedata", cf::datadir 2568 load_facedata "$DATADIR/facedata"
2391 or die "unable to load facedata\n"; 2569 or die "unable to load facedata\n";
2392} 2570}
2393 2571
2394sub reload_regions {
2395 load_resource_file sprintf "%s/%s/regions", cf::datadir, cf::mapdir
2396 or die "unable to load regions file\n";
2397}
2398
2399sub reload_archetypes { 2572sub reload_archetypes {
2400 load_archetype_file sprintf "%s/archetypes", cf::datadir 2573 load_resource_file "$DATADIR/archetypes"
2401 or die "unable to load archetypes\n"; 2574 or die "unable to load archetypes\n";
2402} 2575}
2403 2576
2404sub reload_treasures { 2577sub reload_treasures {
2405 load_treasure_file sprintf "%s/treasures", cf::datadir 2578 load_resource_file "$DATADIR/treasures"
2406 or die "unable to load treasurelists\n"; 2579 or die "unable to load treasurelists\n";
2407} 2580}
2408 2581
2409sub reload_resources { 2582sub reload_resources {
2410 warn "reloading resource files...\n"; 2583 warn "reloading resource files...\n";
2411 2584
2412 reload_regions; 2585 reload_regions;
2413 reload_facedata; 2586 reload_facedata;
2587 #reload_archetypes;#d#
2414 reload_archetypes; 2588 reload_archetypes;
2415 reload_treasures; 2589 reload_treasures;
2416 2590
2417 warn "finished reloading resource files\n"; 2591 warn "finished reloading resource files\n";
2418} 2592}
… …
2420sub init { 2594sub init {
2421 reload_resources; 2595 reload_resources;
2422} 2596}
2423 2597
2424sub cfg_load { 2598sub cfg_load {
2425 open my $fh, "<:utf8", cf::confdir . "/config" 2599 open my $fh, "<:utf8", "$CONFDIR/config"
2426 or return; 2600 or return;
2427 2601
2428 local $/; 2602 local $/;
2429 *CFG = YAML::Syck::Load <$fh>; 2603 *CFG = YAML::Syck::Load <$fh>;
2430 2604
… …
2600 Symbol::delete_package "safe::$_" 2774 Symbol::delete_package "safe::$_"
2601 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 2775 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2602 2776
2603 warn "unloading cf.pm \"a bit\""; 2777 warn "unloading cf.pm \"a bit\"";
2604 delete $INC{"cf.pm"}; 2778 delete $INC{"cf.pm"};
2779 delete $INC{"cf/pod.pm"};
2605 2780
2606 # don't, removes xs symbols, too, 2781 # don't, removes xs symbols, too,
2607 # and global variables created in xs 2782 # and global variables created in xs
2608 #Symbol::delete_package __PACKAGE__; 2783 #Symbol::delete_package __PACKAGE__;
2609 2784
… …
2687 my $signal = new Coro::Signal; 2862 my $signal = new Coro::Signal;
2688 push @WAIT_FOR_TICK_BEGIN, $signal; 2863 push @WAIT_FOR_TICK_BEGIN, $signal;
2689 $signal->wait; 2864 $signal->wait;
2690} 2865}
2691 2866
2867 my $min = 1e6;#d#
2868 my $avg = 10;
2692$TICK_WATCHER = Event->timer ( 2869$TICK_WATCHER = Event->timer (
2693 reentrant => 0, 2870 reentrant => 0,
2694 parked => 1, 2871 parked => 1,
2695 prio => 0, 2872 prio => 0,
2696 at => $NEXT_TICK || $TICK, 2873 at => $NEXT_TICK || $TICK,
… …
2700 Carp::cluck "major BUG: server tick called outside of main coro, skipping it" 2877 Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
2701 unless ++$bug_warning > 10; 2878 unless ++$bug_warning > 10;
2702 return; 2879 return;
2703 } 2880 }
2704 2881
2705 $NOW = Event::time; 2882 $NOW = $tick_start = Event::time;
2706 2883
2707 cf::server_tick; # one server iteration 2884 cf::server_tick; # one server iteration
2885
2886 0 && sync_job {#d#
2887 for(1..10) {
2888 my $t = Event::time;
2889 my $map = my $map = new_from_path cf::map "/tmp/x.map"
2890 or die;
2891
2892 $map->width (50);
2893 $map->height (50);
2894 $map->alloc;
2895 $map->_load_objects ("/tmp/x.map", 1);
2896 my $t = Event::time - $t;
2897
2898 #next unless $t < 0.0013;#d#
2899 if ($t < $min) {
2900 $min = $t;
2901 }
2902 $avg = $avg * 0.99 + $t * 0.01;
2903 }
2904 warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
2905 exit 0;
2906 # 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
2907 };
2708 2908
2709 $RUNTIME += $TICK; 2909 $RUNTIME += $TICK;
2710 $NEXT_TICK += $TICK; 2910 $NEXT_TICK += $TICK;
2711 2911
2712 if ($NOW >= $NEXT_RUNTIME_WRITE) { 2912 if ($NOW >= $NEXT_RUNTIME_WRITE) {
… …
2718 } 2918 }
2719 2919
2720# my $AFTER = Event::time; 2920# my $AFTER = Event::time;
2721# warn $AFTER - $NOW;#d# 2921# warn $AFTER - $NOW;#d#
2722 2922
2923 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
2924 $sig->send;
2925 }
2926 while (my $sig = shift @WAIT_FOR_TICK) {
2927 $sig->send;
2928 }
2929
2930 $NOW = Event::time;
2931
2723 # if we are delayed by four ticks or more, skip them all 2932 # if we are delayed by four ticks or more, skip them all
2724 $NEXT_TICK = Event::time if Event::time >= $NEXT_TICK + $TICK * 4; 2933 $NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
2725 2934
2726 $TICK_WATCHER->at ($NEXT_TICK); 2935 $TICK_WATCHER->at ($NEXT_TICK);
2727 $TICK_WATCHER->start; 2936 $TICK_WATCHER->start;
2728 2937
2729 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 2938 $LOAD = ($NOW - $tick_start) / $TICK;
2730 $sig->send; 2939 $LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
2731 }
2732 while (my $sig = shift @WAIT_FOR_TICK) {
2733 $sig->send;
2734 }
2735 2940
2736 _post_tick; 2941 _post_tick;
2942
2943
2737 }, 2944 },
2738); 2945);
2739 2946
2740{ 2947{
2741 BDB::max_poll_time $TICK * 0.1; 2948 BDB::max_poll_time $TICK * 0.1;
… …
2769 2976
2770 cf::sync_job { 2977 cf::sync_job {
2771 eval { 2978 eval {
2772 BDB::db_env_open 2979 BDB::db_env_open
2773 $DB_ENV, 2980 $DB_ENV,
2774 $BDB_ENV_DIR, 2981 $BDBDIR,
2775 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN 2982 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
2776 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE, 2983 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
2777 0666; 2984 0666;
2778 2985
2779 cf::cleanup "db_env_open($BDB_ENV_DIR): $!" if $!; 2986 cf::cleanup "db_env_open($BDBDIR): $!" if $!;
2780 2987
2781 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1); 2988 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
2782 $DB_ENV->set_lk_detect; 2989 $DB_ENV->set_lk_detect;
2783 }; 2990 };
2784 2991
… …
2800 prio => 6, 3007 prio => 6,
2801 cb => \&IO::AIO::poll_cb, 3008 cb => \&IO::AIO::poll_cb,
2802 ); 3009 );
2803} 3010}
2804 3011
3012my $_log_backtrace;
3013
3014sub _log_backtrace {
3015 my ($msg, @addr) = @_;
3016
3017 $msg =~ s/\n//;
3018
3019 # limit the # of concurrent backtraces
3020 if ($_log_backtrace < 2) {
3021 ++$_log_backtrace;
3022 async {
3023 my @bt = fork_call {
3024 @addr = map { sprintf "%x", $_ } @addr;
3025 my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3026 open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3027 or die "addr2line: $!";
3028
3029 my @funcs;
3030 my @res = <$fh>;
3031 chomp for @res;
3032 while (@res) {
3033 my ($func, $line) = splice @res, 0, 2, ();
3034 push @funcs, "[$func] $line";
3035 }
3036
3037 @funcs
3038 };
3039
3040 LOG llevInfo, "[ABT] $msg\n";
3041 LOG llevInfo, "[ABT] $_\n" for @bt;
3042 --$_log_backtrace;
3043 };
3044 } else {
3045 LOG llevInfo, "[ABT] $msg\n";
3046 LOG llevInfo, "[ABT] [suppressed]\n";
3047 }
3048}
3049
3050# load additional modules
3051use cf::pod;
3052
2805END { cf::emergency_save } 3053END { cf::emergency_save }
2806 3054
28071 30551
2808 3056

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