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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.444 by root, Mon Sep 8 11:27:25 2008 UTC vs.
Revision 1.474 by root, Thu Jul 16 21:42:56 2009 UTC

21 21
22package cf; 22package cf;
23 23
24use 5.10.0; 24use 5.10.0;
25use utf8; 25use utf8;
26use strict "vars", "subs"; 26use strict qw(vars subs);
27 27
28use Symbol; 28use Symbol;
29use List::Util; 29use List::Util;
30use Socket; 30use Socket;
31use EV; 31use EV;
32use Opcode; 32use Opcode;
33use Safe; 33use Safe;
34use Safe::Hole; 34use Safe::Hole;
35use Storable (); 35use Storable ();
36 36
37use Guard ();
37use Coro (); 38use Coro ();
38use Coro::State; 39use Coro::State;
39use Coro::Handle; 40use Coro::Handle;
40use Coro::EV; 41use Coro::EV;
41use Coro::AnyEvent; 42use Coro::AnyEvent;
42use Coro::Timer; 43use Coro::Timer;
43use Coro::Signal; 44use Coro::Signal;
44use Coro::Semaphore; 45use Coro::Semaphore;
46use Coro::SemaphoreSet;
45use Coro::AnyEvent; 47use Coro::AnyEvent;
46use Coro::AIO; 48use Coro::AIO;
47use Coro::BDB 1.6; 49use Coro::BDB 1.6;
48use Coro::Storable; 50use Coro::Storable;
49use Coro::Util (); 51use Coro::Util ();
63 65
64# configure various modules to our taste 66# configure various modules to our taste
65# 67#
66$Storable::canonical = 1; # reduce rsync transfers 68$Storable::canonical = 1; # reduce rsync transfers
67Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator 69Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
70
71$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
72
73# make sure c-lzf reinitialises itself
74Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
68Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later 75Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
69 76
70$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority 77# strictly for debugging
78$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
71 79
72sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload 80sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
73 81
74our %COMMAND = (); 82our %COMMAND = ();
75our %COMMAND_TIME = (); 83our %COMMAND_TIME = ();
78our %EXTCMD = (); 86our %EXTCMD = ();
79our %EXTICMD = (); 87our %EXTICMD = ();
80our %EXT_CORO = (); # coroutines bound to extensions 88our %EXT_CORO = (); # coroutines bound to extensions
81our %EXT_MAP = (); # pluggable maps 89our %EXT_MAP = (); # pluggable maps
82 90
83our $RELOAD; # number of reloads so far 91our $RELOAD; # number of reloads so far, non-zero while in reload
84our @EVENT; 92our @EVENT;
85 93
86our $CONFDIR = confdir; 94our $CONFDIR = confdir;
87our $DATADIR = datadir; 95our $DATADIR = datadir;
88our $LIBDIR = "$DATADIR/ext"; 96our $LIBDIR = "$DATADIR/ext";
89our $PODDIR = "$DATADIR/pod"; 97our $PODDIR = "$DATADIR/pod";
90our $MAPDIR = "$DATADIR/" . mapdir; 98our $MAPDIR = "$DATADIR/" . mapdir;
91our $LOCALDIR = localdir; 99our $LOCALDIR = localdir;
92our $TMPDIR = "$LOCALDIR/" . tmpdir; 100our $TMPDIR = "$LOCALDIR/" . tmpdir;
93our $UNIQUEDIR = "$LOCALDIR/" . uniquedir; 101our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
94our $PLAYERDIR = "$LOCALDIR/" . playerdir; 102our $PLAYERDIR = "$LOCALDIR/" . playerdir;
95our $RANDOMDIR = "$LOCALDIR/random"; 103our $RANDOMDIR = "$LOCALDIR/random";
96our $BDBDIR = "$LOCALDIR/db"; 104our $BDBDIR = "$LOCALDIR/db";
105our $PIDFILE = "$LOCALDIR/pid";
106our $RUNTIMEFILE = "$LOCALDIR/runtime";
107
97our %RESOURCE; 108our %RESOURCE;
98 109
99our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!) 110our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
100our $NEXT_RUNTIME_WRITE; # when should the runtime file be written 111our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
101our $NEXT_TICK; 112our $NEXT_TICK;
102our $USE_FSYNC = 1; # use fsync to write maps - default off 113our $USE_FSYNC = 1; # use fsync to write maps - default on
103 114
104our $BDB_DEADLOCK_WATCHER; 115our $BDB_DEADLOCK_WATCHER;
105our $BDB_CHECKPOINT_WATCHER; 116our $BDB_CHECKPOINT_WATCHER;
106our $BDB_TRICKLE_WATCHER; 117our $BDB_TRICKLE_WATCHER;
107our $DB_ENV; 118our $DB_ENV;
108 119
120our @EXTRA_MODULES = qw(pod mapscript);
121
109our %CFG; 122our %CFG;
110 123
111our $UPTIME; $UPTIME ||= time; 124our $UPTIME; $UPTIME ||= time;
112our $RUNTIME; 125our $RUNTIME;
113our $NOW; 126our $NOW;
122our $LOAD; # a number between 0 (idle) and 1 (too many objects) 135our $LOAD; # a number between 0 (idle) and 1 (too many objects)
123our $LOADAVG; # same thing, but with alpha-smoothing 136our $LOADAVG; # same thing, but with alpha-smoothing
124our $JITTER; # average jitter 137our $JITTER; # average jitter
125our $TICK_START; # for load detecting purposes 138our $TICK_START; # for load detecting purposes
126 139
140our @POST_INIT;
141
142our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
143our $REALLY_UNLOOP; # never set to true, please :)
144
127binmode STDOUT; 145binmode STDOUT;
128binmode STDERR; 146binmode STDERR;
129 147
130# read virtual server time, if available 148# read virtual server time, if available
131unless ($RUNTIME || !-e "$LOCALDIR/runtime") { 149unless ($RUNTIME || !-e $RUNTIMEFILE) {
132 open my $fh, "<", "$LOCALDIR/runtime" 150 open my $fh, "<", $RUNTIMEFILE
133 or die "unable to read runtime file: $!"; 151 or die "unable to read $RUNTIMEFILE file: $!";
134 $RUNTIME = <$fh> + 0.; 152 $RUNTIME = <$fh> + 0.;
135} 153}
154
155eval "sub TICK() { $TICK } 1" or die;
136 156
137mkdir $_ 157mkdir $_
138 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR; 158 for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
139 159
140our $EMERGENCY_POSITION; 160our $EMERGENCY_POSITION;
299our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max 319our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
300 320
301sub encode_json($) { $json_coder->encode ($_[0]) } 321sub encode_json($) { $json_coder->encode ($_[0]) }
302sub decode_json($) { $json_coder->decode ($_[0]) } 322sub decode_json($) { $json_coder->decode ($_[0]) }
303 323
324=item cf::post_init { BLOCK }
325
326Execute the given codeblock, I<after> all extensions have been (re-)loaded,
327but I<before> the server starts ticking again.
328
329The cdoeblock will have a single boolean argument to indicate whether this
330is a reload or not.
331
332=cut
333
334sub post_init(&) {
335 push @POST_INIT, shift;
336}
337
304=item cf::lock_wait $string 338=item cf::lock_wait $string
305 339
306Wait until the given lock is available. See cf::lock_acquire. 340Wait until the given lock is available. See cf::lock_acquire.
307 341
308=item my $lock = cf::lock_acquire $string 342=item my $lock = cf::lock_acquire $string
309 343
310Wait until the given lock is available and then acquires it and returns 344Wait until the given lock is available and then acquires it and returns
311a Coro::guard object. If the guard object gets destroyed (goes out of scope, 345a L<Guard> object. If the guard object gets destroyed (goes out of scope,
312for example when the coroutine gets canceled), the lock is automatically 346for example when the coroutine gets canceled), the lock is automatically
313returned. 347returned.
314 348
315Locks are *not* recursive, locking from the same coro twice results in a 349Locks are *not* recursive, locking from the same coro twice results in a
316deadlocked coro. 350deadlocked coro.
322 356
323Return true if the lock is currently active, i.e. somebody has locked it. 357Return true if the lock is currently active, i.e. somebody has locked it.
324 358
325=cut 359=cut
326 360
327our %LOCK; 361our $LOCKS = new Coro::SemaphoreSet;
328our %LOCKER;#d#
329 362
330sub lock_wait($) { 363sub lock_wait($) {
331 my ($key) = @_; 364 $LOCKS->wait ($_[0]);
332
333 if ($LOCKER{$key} == $Coro::current) {#d#
334 Carp::cluck "lock_wait($key) for already-acquired lock";#d#
335 return;#d#
336 }#d#
337
338 # wait for lock, if any
339 while ($LOCK{$key}) {
340 push @{ $LOCK{$key} }, $Coro::current;
341 Coro::schedule;
342 }
343} 365}
344 366
345sub lock_acquire($) { 367sub lock_acquire($) {
346 my ($key) = @_; 368 $LOCKS->guard ($_[0])
347
348 # wait, to be sure we are not locked
349 lock_wait $key;
350
351 $LOCK{$key} = [];
352 $LOCKER{$key} = $Coro::current;#d#
353
354 Coro::guard {
355 delete $LOCKER{$key};#d#
356 # wake up all waiters, to be on the safe side
357 $_->ready for @{ delete $LOCK{$key} };
358 }
359} 369}
360 370
361sub lock_active($) { 371sub lock_active($) {
362 my ($key) = @_; 372 $LOCKS->count ($_[0]) < 1
363
364 ! ! $LOCK{$key}
365} 373}
366 374
367sub freeze_mainloop { 375sub freeze_mainloop {
368 tick_inhibit_inc; 376 tick_inhibit_inc;
369 377
370 Coro::guard \&tick_inhibit_dec; 378 &Guard::guard (\&tick_inhibit_dec);
371} 379}
372 380
373=item cf::periodic $interval, $cb 381=item cf::periodic $interval, $cb
374 382
375Like EV::periodic, but randomly selects a starting point so that the actions 383Like EV::periodic, but randomly selects a starting point so that the actions
727 735
728############################################################################# 736#############################################################################
729 737
730=head2 ATTACHABLE OBJECTS 738=head2 ATTACHABLE OBJECTS
731 739
732Many objects in crossfire are so-called attachable objects. That means you can 740Many objects in deliantra are so-called attachable objects. That means you can
733attach callbacks/event handlers (a collection of which is called an "attachment") 741attach callbacks/event handlers (a collection of which is called an "attachment")
734to it. All such attachable objects support the following methods. 742to it. All such attachable objects support the following methods.
735 743
736In the following description, CLASS can be any of C<global>, C<object> 744In the following description, CLASS can be any of C<global>, C<object>
737C<player>, C<client> or C<map> (i.e. the attachable objects in 745C<player>, C<client> or C<map> (i.e. the attachable objects in
787=item cf::CLASS::attachment $name, ... 795=item cf::CLASS::attachment $name, ...
788 796
789Register an attachment by C<$name> through which attachable objects of the 797Register an attachment by C<$name> through which attachable objects of the
790given CLASS can refer to this attachment. 798given CLASS can refer to this attachment.
791 799
792Some classes such as crossfire maps and objects can specify attachments 800Some classes such as deliantra maps and objects can specify attachments
793that are attached at load/instantiate time, thus the need for a name. 801that are attached at load/instantiate time, thus the need for a name.
794 802
795These calls expect any number of the following handler/hook descriptions: 803These calls expect any number of the following handler/hook descriptions:
796 804
797=over 4 805=over 4
1147 $decname, length $$rdata, scalar @$objs; 1155 $decname, length $$rdata, scalar @$objs;
1148 1156
1149 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1157 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1150 aio_chmod $fh, SAVE_MODE; 1158 aio_chmod $fh, SAVE_MODE;
1151 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1159 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1152 aio_fsync $fh if $cf::USE_FSYNC; 1160 if ($cf::USE_FSYNC) {
1161 aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
1162 aio_fsync $fh;
1163 }
1153 aio_close $fh; 1164 aio_close $fh;
1154 1165
1155 if (@$objs) { 1166 if (@$objs) {
1156 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 1167 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1157 aio_chmod $fh, SAVE_MODE; 1168 aio_chmod $fh, SAVE_MODE;
1158 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs }; 1169 my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1159 aio_write $fh, 0, (length $data), $data, 0; 1170 aio_write $fh, 0, (length $data), $data, 0;
1160 aio_fsync $fh if $cf::USE_FSYNC; 1171 if ($cf::USE_FSYNC) {
1172 aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
1173 aio_fsync $fh;
1174 }
1161 aio_close $fh; 1175 aio_close $fh;
1162 aio_rename "$filename.pst~", "$filename.pst"; 1176 aio_rename "$filename.pst~", "$filename.pst";
1163 } 1177 }
1164 } else { 1178 } else {
1165 aio_unlink "$filename.pst"; 1179 aio_unlink "$filename.pst";
1166 } 1180 }
1167 1181
1168 aio_rename "$filename~", $filename; 1182 aio_rename "$filename~", $filename;
1183
1184 $filename =~ s%/[^/]+$%%;
1185 aio_pathsync $filename if $cf::USE_FSYNC;
1169 } else { 1186 } else {
1170 warn "FATAL: $filename~: $!\n"; 1187 warn "unable to save objects: $filename~: $!\n";
1171 } 1188 }
1172 } else { 1189 } else {
1173 aio_unlink $filename; 1190 aio_unlink $filename;
1174 aio_unlink "$filename.pst"; 1191 aio_unlink "$filename.pst";
1175 } 1192 }
1266 my ($name, $cb) = @_; 1283 my ($name, $cb) = @_;
1267 1284
1268 $EXTICMD{$name} = $cb; 1285 $EXTICMD{$name} = $cb;
1269} 1286}
1270 1287
1288use File::Glob ();
1289
1271cf::player->attach ( 1290cf::player->attach (
1272 on_command => sub { 1291 on_command => sub {
1273 my ($pl, $name, $params) = @_; 1292 my ($pl, $name, $params) = @_;
1274 1293
1275 my $cb = $COMMAND{$name} 1294 my $cb = $COMMAND{$name}
1306 } 1325 }
1307 1326
1308 cf::override; 1327 cf::override;
1309 }, 1328 },
1310); 1329);
1330
1331# "readahead" all extensions
1332sub cache_extensions {
1333 my $grp = IO::AIO::aio_group;
1334
1335 add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
1336 for (grep /\.ext$/, @{$_[0]}) {
1337 add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
1338 }
1339 };
1340
1341 $grp
1342}
1311 1343
1312sub load_extensions { 1344sub load_extensions {
1313 cf::sync_job { 1345 cf::sync_job {
1314 my %todo; 1346 my %todo;
1315 1347
1385 1417
1386=back 1418=back
1387 1419
1388=head2 CORE EXTENSIONS 1420=head2 CORE EXTENSIONS
1389 1421
1390Functions and methods that extend core crossfire objects. 1422Functions and methods that extend core deliantra objects.
1391 1423
1392=cut 1424=cut
1393 1425
1394package cf::player; 1426package cf::player;
1395 1427
1438 1470
1439sub exists($) { 1471sub exists($) {
1440 my ($login) = @_; 1472 my ($login) = @_;
1441 1473
1442 $cf::PLAYER{$login} 1474 $cf::PLAYER{$login}
1443 or cf::sync_job { !aio_stat path $login } 1475 or !aio_stat path $login
1444} 1476}
1445 1477
1446sub find($) { 1478sub find($) {
1447 return $cf::PLAYER{$_[0]} || do { 1479 return $cf::PLAYER{$_[0]} || do {
1448 my $login = $_[0]; 1480 my $login = $_[0];
1619 } 1651 }
1620 1652
1621 \@paths 1653 \@paths
1622} 1654}
1623 1655
1624=item $protocol_xml = $player->expand_cfpod ($crossfire_pod) 1656=item $protocol_xml = $player->expand_cfpod ($cfpod)
1625 1657
1626Expand crossfire pod fragments into protocol xml. 1658Expand deliantra pod fragments into protocol xml.
1627 1659
1628=item $player->ext_reply ($msgid, @msg) 1660=item $player->ext_reply ($msgid, @msg)
1629 1661
1630Sends an ext reply to the player. 1662Sends an ext reply to the player.
1631 1663
1844 1876
1845 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go; 1877 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1846 "$UNIQUEDIR/$path" 1878 "$UNIQUEDIR/$path"
1847} 1879}
1848 1880
1849# and all this just because we cannot iterate over
1850# all maps in C++...
1851sub change_all_map_light {
1852 my ($change) = @_;
1853
1854 $_->change_map_light ($change)
1855 for grep $_->outdoor, values %cf::MAP;
1856}
1857
1858sub decay_objects { 1881sub decay_objects {
1859 my ($self) = @_; 1882 my ($self) = @_;
1860 1883
1861 return if $self->{deny_reset}; 1884 return if $self->{deny_reset};
1862 1885
1944sub find { 1967sub find {
1945 my ($path, $origin) = @_; 1968 my ($path, $origin) = @_;
1946 1969
1947 $path = normalise $path, $origin && $origin->path; 1970 $path = normalise $path, $origin && $origin->path;
1948 1971
1949 cf::lock_wait "map_data:$path";#d#remove 1972 my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1950 cf::lock_wait "map_find:$path"; 1973 my $guard2 = cf::lock_acquire "map_find:$path";
1951 1974
1952 $cf::MAP{$path} || do { 1975 $cf::MAP{$path} || do {
1953 my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1954 my $guard2 = cf::lock_acquire "map_find:$path";
1955
1956 my $map = new_from_path cf::map $path 1976 my $map = new_from_path cf::map $path
1957 or return; 1977 or return;
1958 1978
1959 $map->{last_save} = $cf::RUNTIME; 1979 $map->{last_save} = $cf::RUNTIME;
1960 1980
2027 2047
2028 unless ($self->{deny_activate}) { 2048 unless ($self->{deny_activate}) {
2029 $self->decay_objects; 2049 $self->decay_objects;
2030 $self->fix_auto_apply; 2050 $self->fix_auto_apply;
2031 $self->update_buttons; 2051 $self->update_buttons;
2032 cf::cede_to_tick;
2033 $self->set_darkness_map;
2034 cf::cede_to_tick; 2052 cf::cede_to_tick;
2035 $self->activate; 2053 $self->activate;
2036 } 2054 }
2037 2055
2038 $self->{last_save} = $cf::RUNTIME; 2056 $self->{last_save} = $cf::RUNTIME;
2380 2398
2381our $SAY_CHANNEL = { 2399our $SAY_CHANNEL = {
2382 id => "say", 2400 id => "say",
2383 title => "Map", 2401 title => "Map",
2384 reply => "say ", 2402 reply => "say ",
2385 tooltip => "Things said to and replied from npcs near you and other players on the same map only.", 2403 tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
2386}; 2404};
2387 2405
2388our $CHAT_CHANNEL = { 2406our $CHAT_CHANNEL = {
2389 id => "chat", 2407 id => "chat",
2390 title => "Chat", 2408 title => "Chat",
2445 2463
2446=item $player_object->enter_link 2464=item $player_object->enter_link
2447 2465
2448Freezes the player and moves him/her to a special map (C<{link}>). 2466Freezes the player and moves him/her to a special map (C<{link}>).
2449 2467
2450The player should be reasonably safe there for short amounts of time. You 2468The player should be reasonably safe there for short amounts of time (e.g.
2451I<MUST> call C<leave_link> as soon as possible, though. 2469for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2470though, as the palyer cannot control the character while it is on the link
2471map.
2452 2472
2453Will never block. 2473Will never block.
2454 2474
2455=item $player_object->leave_link ($map, $x, $y) 2475=item $player_object->leave_link ($map, $x, $y)
2456 2476
2514 2534
2515 $map->load; 2535 $map->load;
2516 $map->load_neighbours; 2536 $map->load_neighbours;
2517 2537
2518 return unless $self->contr->active; 2538 return unless $self->contr->active;
2539 $self->flag (cf::FLAG_DEBUG, 0);#d# temp
2519 $self->activate_recursive; 2540 $self->activate_recursive;
2520 2541
2521 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext 2542 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2522 $self->enter_map ($map, $x, $y); 2543 $self->enter_map ($map, $x, $y);
2523} 2544}
2686 $self->contr->savebed ($map, $x, $y) 2707 $self->contr->savebed ($map, $x, $y)
2687 if $exit->flag (cf::FLAG_DAMNED); 2708 if $exit->flag (cf::FLAG_DAMNED);
2688 2709
2689 1 2710 1
2690 }) { 2711 }) {
2691 $self->message ("Something went wrong deep within the crossfire server. " 2712 $self->message ("Something went wrong deep within the deliantra server. "
2692 . "I'll try to bring you back to the map you were before. " 2713 . "I'll try to bring you back to the map you were before. "
2693 . "Please report this to the dungeon master!", 2714 . "Please report this to the dungeon master!",
2694 cf::NDI_UNIQUE | cf::NDI_RED); 2715 cf::NDI_UNIQUE | cf::NDI_RED);
2695 2716
2696 warn "ERROR in enter_exit: $@"; 2717 warn "ERROR in enter_exit: $@";
2762 id => "infobox", 2783 id => "infobox",
2763 title => "Body Parts", 2784 title => "Body Parts",
2764 reply => undef, 2785 reply => undef,
2765 tooltip => "Shows which body parts you posess and are available", 2786 tooltip => "Shows which body parts you posess and are available",
2766 }, 2787 },
2788 "c/statistics" => {
2789 id => "infobox",
2790 title => "Statistics",
2791 reply => undef,
2792 tooltip => "Shows your primary statistics",
2793 },
2794 "c/skills" => {
2795 id => "infobox",
2796 title => "Skills",
2797 reply => undef,
2798 tooltip => "Shows your experience per skill and item power",
2799 },
2800 "c/shopitems" => {
2801 id => "infobox",
2802 title => "Shop Items",
2803 reply => undef,
2804 tooltip => "Shows the items currently for sale in this shop",
2805 },
2806 "c/resistances" => {
2807 id => "infobox",
2808 title => "Resistances",
2809 reply => undef,
2810 tooltip => "Shows your resistances",
2811 },
2812 "c/pets" => {
2813 id => "infobox",
2814 title => "Pets",
2815 reply => undef,
2816 tooltip => "Shows information abotu your pets/a specific pet",
2817 },
2818 "c/perceiveself" => {
2819 id => "infobox",
2820 title => "Perceive Self",
2821 reply => undef,
2822 tooltip => "You gained detailed knowledge about yourself",
2823 },
2767 "c/uptime" => { 2824 "c/uptime" => {
2768 id => "infobox", 2825 id => "infobox",
2769 title => "Uptime", 2826 title => "Uptime",
2770 reply => undef, 2827 reply => undef,
2771 tooltip => "How long the server has been running since last restart", 2828 tooltip => "How long the server has been running since last restart",
2780 id => "party", 2837 id => "party",
2781 title => "Party", 2838 title => "Party",
2782 reply => "gsay ", 2839 reply => "gsay ",
2783 tooltip => "Messages and chat related to your party", 2840 tooltip => "Messages and chat related to your party",
2784 }, 2841 },
2842 "c/death" => {
2843 id => "death",
2844 title => "Death",
2845 reply => undef,
2846 tooltip => "Reason for and more info about your most recent death",
2847 },
2848 "c/say" => $SAY_CHANNEL,
2849 "c/chat" => $CHAT_CHANNEL,
2785); 2850);
2786 2851
2787sub cf::client::send_msg { 2852sub cf::client::send_msg {
2788 my ($self, $channel, $msg, $color, @extra) = @_; 2853 my ($self, $channel, $msg, $color, @extra) = @_;
2789 2854
2790 $msg = $self->pl->expand_cfpod ($msg); 2855 $msg = $self->pl->expand_cfpod ($msg)
2856 unless $color & cf::NDI_VERBATIM;
2791 2857
2792 $color &= cf::NDI_CLIENT_MASK; # just in case... 2858 $color &= cf::NDI_CLIENT_MASK; # just in case...
2793 2859
2794 # check predefined channels, for the benefit of C 2860 # check predefined channels, for the benefit of C
2795 if ($CHANNEL{$channel}) { 2861 if ($CHANNEL{$channel}) {
2796 $channel = $CHANNEL{$channel}; 2862 $channel = $CHANNEL{$channel};
2797 2863
2798 $self->ext_msg (channel_info => $channel) 2864 $self->ext_msg (channel_info => $channel);
2799 if $self->can_msg;
2800
2801 $channel = $channel->{id}; 2865 $channel = $channel->{id};
2802 2866
2803 } elsif (ref $channel) { 2867 } elsif (ref $channel) {
2804 # send meta info to client, if not yet sent 2868 # send meta info to client, if not yet sent
2805 unless (exists $self->{channel}{$channel->{id}}) { 2869 unless (exists $self->{channel}{$channel->{id}}) {
2806 $self->{channel}{$channel->{id}} = $channel; 2870 $self->{channel}{$channel->{id}} = $channel;
2807 $self->ext_msg (channel_info => $channel) 2871 $self->ext_msg (channel_info => $channel);
2808 if $self->can_msg;
2809 } 2872 }
2810 2873
2811 $channel = $channel->{id}; 2874 $channel = $channel->{id};
2812 } 2875 }
2813 2876
2814 return unless @extra || length $msg; 2877 return unless @extra || length $msg;
2815 2878
2816 if ($self->can_msg) {
2817 # default colour, mask it out 2879 # default colour, mask it out
2818 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF) 2880 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2819 if $color & cf::NDI_DEF; 2881 if $color & cf::NDI_DEF;
2820 2882
2821 my $pkt = "msg " 2883 my $pkt = "msg "
2822 . $self->{json_coder}->encode ( 2884 . $self->{json_coder}->encode (
2823 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra] 2885 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2824 ); 2886 );
2825 2887
2826 # try lzf for large packets 2888 # try lzf for large packets
2827 $pkt = "lzf " . Compress::LZF::compress $pkt 2889 $pkt = "lzf " . Compress::LZF::compress $pkt
2828 if 1024 <= length $pkt and $self->{can_lzf}; 2890 if 1024 <= length $pkt and $self->{can_lzf};
2829 2891
2830 # split very large packets 2892 # split very large packets
2831 if (8192 < length $pkt and $self->{can_lzf}) { 2893 if (8192 < length $pkt and $self->{can_lzf}) {
2832 $self->send_packet ("frag $_") for unpack "(a8192)*", $pkt; 2894 $self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2833 $pkt = "frag"; 2895 $pkt = "frag";
2834 } 2896 }
2835 2897
2836 $self->send_packet ($pkt); 2898 $self->send_packet ($pkt);
2837 } else {
2838 if ($color >= 0) {
2839 # replace some tags by gcfclient-compatible ones
2840 for ($msg) {
2841 1 while
2842 s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2843 || s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2844 || s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2845 || s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2846 || s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2847 }
2848
2849 $color &= cf::NDI_COLOR_MASK;
2850
2851 utf8::encode $msg;
2852
2853 if (0 && $msg =~ /\[/) {
2854 # COMMAND/INFO
2855 $self->send_packet ("drawextinfo $color 10 8 $msg")
2856 } else {
2857 $msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2858 $self->send_packet ("drawinfo $color $msg")
2859 }
2860 }
2861 }
2862} 2899}
2863 2900
2864=item $client->ext_msg ($type, @msg) 2901=item $client->ext_msg ($type, @msg)
2865 2902
2866Sends an ext event to the client. 2903Sends an ext event to the client.
3041The following functions and methods are available within a safe environment: 3078The following functions and methods are available within a safe environment:
3042 3079
3043 cf::object 3080 cf::object
3044 contr pay_amount pay_player map x y force_find force_add destroy 3081 contr pay_amount pay_player map x y force_find force_add destroy
3045 insert remove name archname title slaying race decrease split 3082 insert remove name archname title slaying race decrease split
3083 value
3046 3084
3047 cf::object::player 3085 cf::object::player
3048 player 3086 player
3049 3087
3050 cf::player 3088 cf::player
3056=cut 3094=cut
3057 3095
3058for ( 3096for (
3059 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y 3097 ["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3060 insert remove inv nrof name archname title slaying race 3098 insert remove inv nrof name archname title slaying race
3061 decrease split destroy change_exp)], 3099 decrease split destroy change_exp value msg lore send_msg)],
3062 ["cf::object::player" => qw(player)], 3100 ["cf::object::player" => qw(player)],
3063 ["cf::player" => qw(peaceful)], 3101 ["cf::player" => qw(peaceful send_msg)],
3064 ["cf::map" => qw(trigger)], 3102 ["cf::map" => qw(trigger)],
3065) { 3103) {
3066 no strict 'refs'; 3104 no strict 'refs';
3067 my ($pkg, @funs) = @$_; 3105 my ($pkg, @funs) = @$_;
3068 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"}) 3106 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3085 my ($code, %vars) = @_; 3123 my ($code, %vars) = @_;
3086 3124
3087 my $qcode = $code; 3125 my $qcode = $code;
3088 $qcode =~ s/"/‟/g; # not allowed in #line filenames 3126 $qcode =~ s/"/‟/g; # not allowed in #line filenames
3089 $qcode =~ s/\n/\\n/g; 3127 $qcode =~ s/\n/\\n/g;
3128
3129 %vars = (_dummy => 0) unless %vars;
3090 3130
3091 local $_; 3131 local $_;
3092 local @safe::cf::_safe_eval_args = values %vars; 3132 local @safe::cf::_safe_eval_args = values %vars;
3093 3133
3094 my $eval = 3134 my $eval =
3324 reload_treasures; 3364 reload_treasures;
3325 3365
3326 warn "finished reloading resource files\n"; 3366 warn "finished reloading resource files\n";
3327} 3367}
3328 3368
3329sub init {
3330 my $guard = freeze_mainloop;
3331
3332 evthread_start IO::AIO::poll_fileno;
3333
3334 reload_resources;
3335}
3336
3337sub reload_config { 3369sub reload_config {
3338 open my $fh, "<:utf8", "$CONFDIR/config" 3370 open my $fh, "<:utf8", "$CONFDIR/config"
3339 or return; 3371 or return;
3340 3372
3341 local $/; 3373 local $/;
3353 }; 3385 };
3354 warn $@ if $@; 3386 warn $@ if $@;
3355 } 3387 }
3356} 3388}
3357 3389
3390sub pidfile() {
3391 sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3392 or die "$PIDFILE: $!";
3393 flock $fh, &Fcntl::LOCK_EX
3394 or die "$PIDFILE: flock: $!";
3395 $fh
3396}
3397
3398# make sure only one server instance is running at any one time
3399sub atomic {
3400 my $fh = pidfile;
3401
3402 my $pid = <$fh>;
3403 kill 9, $pid if $pid > 0;
3404
3405 seek $fh, 0, 0;
3406 print $fh $$;
3407}
3408
3409sub main_loop {
3410 warn "EV::loop starting\n";
3411 if (1) {
3412 EV::loop;
3413 }
3414 warn "EV::loop returned\n";
3415 goto &main_loop unless $REALLY_UNLOOP;
3416}
3417
3358sub main { 3418sub main {
3419 cf::init_globals; # initialise logging
3420
3421 LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3422 LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3423 LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3424 LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3425
3426 cf::init_experience;
3427 cf::init_anim;
3428 cf::init_attackmess;
3429 cf::init_dynamic;
3430
3431 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3432
3359 # we must not ever block the main coroutine 3433 # we must not ever block the main coroutine
3360 local $Coro::idle = sub { 3434 local $Coro::idle = sub {
3361 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3435 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3362 (async { 3436 (async {
3363 $Coro::current->{desc} = "IDLE BUG HANDLER"; 3437 $Coro::current->{desc} = "IDLE BUG HANDLER";
3364 EV::loop EV::LOOP_ONESHOT; 3438 EV::loop EV::LOOP_ONESHOT;
3365 })->prio (Coro::PRIO_MAX); 3439 })->prio (Coro::PRIO_MAX);
3366 }; 3440 };
3367 3441
3368 { 3442 evthread_start IO::AIO::poll_fileno;
3369 my $guard = freeze_mainloop; 3443
3444 cf::sync_job {
3445 reload_resources;
3370 reload_config; 3446 reload_config;
3371 db_init; 3447 db_init;
3448
3449 cf::load_settings;
3450 cf::load_materials;
3451 cf::init_uuid;
3452 cf::init_signals;
3453 cf::init_commands;
3454 cf::init_skills;
3455
3456 cf::init_beforeplay;
3457
3458 atomic;
3459
3372 load_extensions; 3460 load_extensions;
3373 3461
3374 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority 3462 utime time, time, $RUNTIMEFILE;
3463
3464 # no (long-running) fork's whatsoever before this point(!)
3465 POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3466
3467 (pop @POST_INIT)->(0) while @POST_INIT;
3375 } 3468 };
3376 3469
3377 EV::loop; 3470 main_loop;
3378} 3471}
3379 3472
3380############################################################################# 3473#############################################################################
3381# initialisation and cleanup 3474# initialisation and cleanup
3382 3475
3389 }; 3482 };
3390 } 3483 }
3391} 3484}
3392 3485
3393sub write_runtime_sync { 3486sub write_runtime_sync {
3394 my $runtime = "$LOCALDIR/runtime";
3395
3396 # first touch the runtime file to show we are still running: 3487 # first touch the runtime file to show we are still running:
3397 # the fsync below can take a very very long time. 3488 # the fsync below can take a very very long time.
3398 3489
3399 IO::AIO::aio_utime $runtime, undef, undef; 3490 IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3400 3491
3401 my $guard = cf::lock_acquire "write_runtime"; 3492 my $guard = cf::lock_acquire "write_runtime";
3402 3493
3403 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 3494 my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3404 or return; 3495 or return;
3405 3496
3406 my $value = $cf::RUNTIME + 90 + 10; 3497 my $value = $cf::RUNTIME + 90 + 10;
3407 # 10 is the runtime save interval, for a monotonic clock 3498 # 10 is the runtime save interval, for a monotonic clock
3408 # 60 allows for the watchdog to kill the server. 3499 # 60 allows for the watchdog to kill the server.
3418 aio_utime $fh, undef, undef; 3509 aio_utime $fh, undef, undef;
3419 3510
3420 close $fh 3511 close $fh
3421 or return; 3512 or return;
3422 3513
3423 aio_rename "$runtime~", $runtime 3514 aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3424 and return; 3515 and return;
3425 3516
3426 warn "runtime file written.\n"; 3517 warn "runtime file written.\n";
3427 3518
3428 1 3519 1
3440 my $uuid = "$LOCALDIR/uuid"; 3531 my $uuid = "$LOCALDIR/uuid";
3441 3532
3442 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644 3533 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3443 or return; 3534 or return;
3444 3535
3445 my $value = uuid_str $uuid_skip + uuid_seq uuid_cur; 3536 my $value = uuid_seq uuid_cur;
3537
3538 unless ($value) {
3539 warn "cowardly refusing to write zero uuid value!\n";
3540 return;
3541 }
3542
3543 my $value = uuid_str $value + $uuid_skip;
3446 $uuid_skip = 0; 3544 $uuid_skip = 0;
3447 3545
3448 (aio_write $fh, 0, (length $value), $value, 0) <= 0 3546 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3449 and return; 3547 and return;
3450 3548
3472} 3570}
3473 3571
3474sub emergency_save() { 3572sub emergency_save() {
3475 my $freeze_guard = cf::freeze_mainloop; 3573 my $freeze_guard = cf::freeze_mainloop;
3476 3574
3477 warn "enter emergency perl save\n"; 3575 warn "emergency_perl_save: enter\n";
3478 3576
3479 cf::sync_job { 3577 cf::sync_job {
3578 # this is a trade-off: we want to be very quick here, so
3579 # save all maps without fsync, and later call a global sync
3580 # (which in turn might be very very slow)
3581 local $USE_FSYNC = 0;
3582
3480 # use a peculiar iteration method to avoid tripping on perl 3583 # use a peculiar iteration method to avoid tripping on perl
3481 # refcount bugs in for. also avoids problems with players 3584 # refcount bugs in for. also avoids problems with players
3482 # and maps saved/destroyed asynchronously. 3585 # and maps saved/destroyed asynchronously.
3483 warn "begin emergency player save\n"; 3586 warn "emergency_perl_save: begin player save\n";
3484 for my $login (keys %cf::PLAYER) { 3587 for my $login (keys %cf::PLAYER) {
3485 my $pl = $cf::PLAYER{$login} or next; 3588 my $pl = $cf::PLAYER{$login} or next;
3486 $pl->valid or next; 3589 $pl->valid or next;
3487 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt 3590 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3488 $pl->save; 3591 $pl->save;
3489 } 3592 }
3490 warn "end emergency player save\n"; 3593 warn "emergency_perl_save: end player save\n";
3491 3594
3492 warn "begin emergency map save\n"; 3595 warn "emergency_perl_save: begin map save\n";
3493 for my $path (keys %cf::MAP) { 3596 for my $path (keys %cf::MAP) {
3494 my $map = $cf::MAP{$path} or next; 3597 my $map = $cf::MAP{$path} or next;
3495 $map->valid or next; 3598 $map->valid or next;
3496 $map->save; 3599 $map->save;
3497 } 3600 }
3498 warn "end emergency map save\n"; 3601 warn "emergency_perl_save: end map save\n";
3499 3602
3500 warn "begin emergency database checkpoint\n"; 3603 warn "emergency_perl_save: begin database checkpoint\n";
3501 BDB::db_env_txn_checkpoint $DB_ENV; 3604 BDB::db_env_txn_checkpoint $DB_ENV;
3502 warn "end emergency database checkpoint\n"; 3605 warn "emergency_perl_save: end database checkpoint\n";
3503 3606
3504 warn "begin write uuid\n"; 3607 warn "emergency_perl_save: begin write uuid\n";
3505 write_uuid_sync 1; 3608 write_uuid_sync 1;
3506 warn "end write uuid\n"; 3609 warn "emergency_perl_save: end write uuid\n";
3507 }; 3610 };
3508 3611
3612 warn "emergency_perl_save: starting sync()\n";
3613 IO::AIO::aio_sync sub {
3614 warn "emergency_perl_save: finished sync()\n";
3615 };
3616
3509 warn "leave emergency perl save\n"; 3617 warn "emergency_perl_save: leave\n";
3510} 3618}
3511 3619
3512sub post_cleanup { 3620sub post_cleanup {
3513 my ($make_core) = @_; 3621 my ($make_core) = @_;
3514 3622
3515 warn Carp::longmess "post_cleanup backtrace" 3623 warn Carp::longmess "post_cleanup backtrace"
3516 if $make_core; 3624 if $make_core;
3625
3626 my $fh = pidfile;
3627 unlink $PIDFILE if <$fh> == $$;
3517} 3628}
3518 3629
3519# a safer delete_package, copied from Symbol 3630# a safer delete_package, copied from Symbol
3520sub clear_package($) { 3631sub clear_package($) {
3521 my $pkg = shift; 3632 my $pkg = shift;
3537 my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH}; 3648 my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3538 for my $name (keys %$leaf_symtab) { 3649 for my $name (keys %$leaf_symtab) {
3539 _gv_clear *{"$pkg$name"}; 3650 _gv_clear *{"$pkg$name"};
3540# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"}; 3651# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3541 } 3652 }
3542 warn "cleared package #$pkg\n";#d# 3653 warn "cleared package $pkg\n";#d#
3543} 3654}
3544
3545our $RELOAD; # how many times to reload
3546 3655
3547sub do_reload_perl() { 3656sub do_reload_perl() {
3548 # can/must only be called in main 3657 # can/must only be called in main
3549 if ($Coro::current != $Coro::main) { 3658 if ($Coro::current != $Coro::main) {
3550 warn "can only reload from main coroutine"; 3659 warn "can only reload from main coroutine";
3551 return; 3660 return;
3552 } 3661 }
3553 3662
3554 return if $RELOAD++; 3663 return if $RELOAD++;
3664
3665 my $t1 = EV::time;
3555 3666
3556 while ($RELOAD) { 3667 while ($RELOAD) {
3557 warn "reloading..."; 3668 warn "reloading...";
3558 3669
3559 warn "entering sync_job"; 3670 warn "entering sync_job";
3620 clear_package "safe::$_" 3731 clear_package "safe::$_"
3621 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 3732 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3622 3733
3623 warn "unloading cf.pm \"a bit\""; 3734 warn "unloading cf.pm \"a bit\"";
3624 delete $INC{"cf.pm"}; 3735 delete $INC{"cf.pm"};
3625 delete $INC{"cf/pod.pm"}; 3736 delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3626 3737
3627 # don't, removes xs symbols, too, 3738 # don't, removes xs symbols, too,
3628 # and global variables created in xs 3739 # and global variables created in xs
3629 #clear_package __PACKAGE__; 3740 #clear_package __PACKAGE__;
3630 3741
3638 cf::reload_config; 3749 cf::reload_config;
3639 3750
3640 warn "loading extensions"; 3751 warn "loading extensions";
3641 cf::load_extensions; 3752 cf::load_extensions;
3642 3753
3754 if ($REATTACH_ON_RELOAD) {
3643 warn "reattaching attachments to objects/players"; 3755 warn "reattaching attachments to objects/players";
3644 _global_reattach; # objects, sockets 3756 _global_reattach; # objects, sockets
3645 warn "reattaching attachments to maps"; 3757 warn "reattaching attachments to maps";
3646 reattach $_ for values %MAP; 3758 reattach $_ for values %MAP;
3647 warn "reattaching attachments to players"; 3759 warn "reattaching attachments to players";
3648 reattach $_ for values %PLAYER; 3760 reattach $_ for values %PLAYER;
3761 }
3762
3763 warn "running post_init jobs";
3764 (pop @POST_INIT)->(1) while @POST_INIT;
3649 3765
3650 warn "leaving sync_job"; 3766 warn "leaving sync_job";
3651 3767
3652 1 3768 1
3653 } or do { 3769 } or do {
3656 }; 3772 };
3657 3773
3658 warn "reloaded"; 3774 warn "reloaded";
3659 --$RELOAD; 3775 --$RELOAD;
3660 } 3776 }
3777
3778 $t1 = EV::time - $t1;
3779 warn "reload completed in ${t1}s\n";
3661}; 3780};
3662 3781
3663our $RELOAD_WATCHER; # used only during reload 3782our $RELOAD_WATCHER; # used only during reload
3664 3783
3665sub reload_perl() { 3784sub reload_perl() {
3666 # doing reload synchronously and two reloads happen back-to-back, 3785 # doing reload synchronously and two reloads happen back-to-back,
3667 # coro crashes during coro_state_free->destroy here. 3786 # coro crashes during coro_state_free->destroy here.
3668 3787
3788 $RELOAD_WATCHER ||= cf::async {
3789 Coro::AIO::aio_wait cache_extensions;
3790
3669 $RELOAD_WATCHER ||= EV::timer 0, 0, sub { 3791 $RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3670 do_reload_perl; 3792 do_reload_perl;
3671 undef $RELOAD_WATCHER; 3793 undef $RELOAD_WATCHER;
3794 };
3672 }; 3795 };
3673} 3796}
3674 3797
3675register_command "reload" => sub { 3798register_command "reload" => sub {
3676 my ($who, $arg) = @_; 3799 my ($who, $arg) = @_;
3802 $msg =~ s/\n//; 3925 $msg =~ s/\n//;
3803 3926
3804 # limit the # of concurrent backtraces 3927 # limit the # of concurrent backtraces
3805 if ($_log_backtrace < 2) { 3928 if ($_log_backtrace < 2) {
3806 ++$_log_backtrace; 3929 ++$_log_backtrace;
3930 my $perl_bt = Carp::longmess $msg;
3807 async { 3931 async {
3808 $Coro::current->{desc} = "abt $msg"; 3932 $Coro::current->{desc} = "abt $msg";
3809 3933
3810 my @bt = fork_call { 3934 my @bt = fork_call {
3811 @addr = map { sprintf "%x", $_ } @addr; 3935 @addr = map { sprintf "%x", $_ } @addr;
3822 } 3946 }
3823 3947
3824 @funcs 3948 @funcs
3825 }; 3949 };
3826 3950
3827 LOG llevInfo, "[ABT] $msg\n"; 3951 LOG llevInfo, "[ABT] $perl_bt\n";
3952 LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3828 LOG llevInfo, "[ABT] $_\n" for @bt; 3953 LOG llevInfo, "[ABT] $_\n" for @bt;
3829 --$_log_backtrace; 3954 --$_log_backtrace;
3830 }; 3955 };
3831 } else { 3956 } else {
3832 LOG llevInfo, "[ABT] $msg\n"; 3957 LOG llevInfo, "[ABT] $msg\n";
3833 LOG llevInfo, "[ABT] [suppressed]\n"; 3958 LOG llevInfo, "[ABT] [suppressed]\n";
3834 } 3959 }
3835} 3960}
3836 3961
3837# load additional modules 3962# load additional modules
3838use cf::pod; 3963require "cf/$_.pm" for @EXTRA_MODULES;
3839 3964
3840END { cf::emergency_save } 3965END { cf::emergency_save }
3841 3966
38421 39671
3843 3968

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