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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.199 by root, Mon Jan 29 14:46:01 2007 UTC vs.
Revision 1.211 by root, Tue Feb 13 16:23:32 2007 UTC

… …
15use Coro::Timer; 15use Coro::Timer;
16use Coro::Signal; 16use Coro::Signal;
17use Coro::Semaphore; 17use Coro::Semaphore;
18use Coro::AIO; 18use Coro::AIO;
19 19
20use BDB ();
20use Data::Dumper; 21use Data::Dumper;
21use Digest::MD5; 22use Digest::MD5;
22use Fcntl; 23use Fcntl;
23use IO::AIO 2.32 (); 24use IO::AIO 2.32 ();
24use YAML::Syck (); 25use YAML::Syck ();
25use Time::HiRes; 26use Time::HiRes;
27use Compress::LZF;
28
29Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
26 30
27use Event; $Event::Eval = 1; # no idea why this is required, but it is 31use Event; $Event::Eval = 1; # no idea why this is required, but it is
28 32
29sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload 33sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
30 34
… …
48our $TICK_WATCHER; 52our $TICK_WATCHER;
49our $AIO_POLL_WATCHER; 53our $AIO_POLL_WATCHER;
50our $WRITE_RUNTIME_WATCHER; 54our $WRITE_RUNTIME_WATCHER;
51our $NEXT_TICK; 55our $NEXT_TICK;
52our $NOW; 56our $NOW;
57our $USE_FSYNC = 1; # use fsync to write maps - default off
58
59our $BDB_POLL_WATCHER;
60our $DB_ENV;
53 61
54our %CFG; 62our %CFG;
55 63
56our $UPTIME; $UPTIME ||= time; 64our $UPTIME; $UPTIME ||= time;
57our $RUNTIME; 65our $RUNTIME;
58 66
59our %PLAYER; # all users 67our %PLAYER; # all users
60our %MAP; # all maps 68our %MAP; # all maps
61our $LINK_MAP; # the special {link} map, which is always available 69our $LINK_MAP; # the special {link} map, which is always available
62our $RANDOM_MAPS = cf::localdir . "/random"; 70our $RANDOM_MAPS = cf::localdir . "/random";
71our $BDB_ENV_DIR = cf::localdir . "/db";
63 72
64our $WAIT_FOR_TICK; $WAIT_FOR_TICK ||= new Coro::Signal; 73our $WAIT_FOR_TICK; $WAIT_FOR_TICK ||= new Coro::Signal;
65our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE ||= new Coro::Signal; 74our $WAIT_FOR_TICK_ONE; $WAIT_FOR_TICK_ONE ||= new Coro::Signal;
66 75
67# used to convert map paths into valid unix filenames by replacing / by ∕ 76# used to convert map paths into valid unix filenames by replacing / by ∕
… …
80mkdir cf::localdir; 89mkdir cf::localdir;
81mkdir cf::localdir . "/" . cf::playerdir; 90mkdir cf::localdir . "/" . cf::playerdir;
82mkdir cf::localdir . "/" . cf::tmpdir; 91mkdir cf::localdir . "/" . cf::tmpdir;
83mkdir cf::localdir . "/" . cf::uniquedir; 92mkdir cf::localdir . "/" . cf::uniquedir;
84mkdir $RANDOM_MAPS; 93mkdir $RANDOM_MAPS;
94mkdir $BDB_ENV_DIR;
85 95
86our $EMERGENCY_POSITION; 96our $EMERGENCY_POSITION;
87 97
88sub cf::map::normalise; 98sub cf::map::normalise;
89 99
… …
346 356
347 $coro 357 $coro
348} 358}
349 359
350sub write_runtime { 360sub write_runtime {
361 $TICK_WATCHER->is_active or cf::cleanup "mainloop frozen but runtime active", 1;
362
351 my $runtime = cf::localdir . "/runtime"; 363 my $runtime = cf::localdir . "/runtime";
352 364
353 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 365 my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
354 or return; 366 or return;
355 367
… …
358 # 60 allows for the watchdog to kill the server. 370 # 60 allows for the watchdog to kill the server.
359 371
360 (aio_write $fh, 0, (length $value), $value, 0) <= 0 372 (aio_write $fh, 0, (length $value), $value, 0) <= 0
361 and return; 373 and return;
362 374
375 # always fsync - this file is important
363 aio_fsync $fh 376 aio_fsync $fh
364 and return; 377 and return;
365 378
366 close $fh 379 close $fh
367 or return; 380 or return;
… …
752 $filename, length $$rdata, scalar @$objs; 765 $filename, length $$rdata, scalar @$objs;
753 766
754 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 767 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
755 chmod SAVE_MODE, $fh; 768 chmod SAVE_MODE, $fh;
756 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 769 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
757 aio_fsync $fh; 770 aio_fsync $fh if $cf::USE_FSYNC;
758 close $fh; 771 close $fh;
759 772
760 if (@$objs) { 773 if (@$objs) {
761 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) { 774 if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
762 chmod SAVE_MODE, $fh; 775 chmod SAVE_MODE, $fh;
763 my $data = Storable::nfreeze { version => 1, objs => $objs }; 776 my $data = Storable::nfreeze { version => 1, objs => $objs };
764 aio_write $fh, 0, (length $data), $data, 0; 777 aio_write $fh, 0, (length $data), $data, 0;
765 aio_fsync $fh; 778 aio_fsync $fh if $cf::USE_FSYNC;
766 close $fh; 779 close $fh;
767 aio_rename "$filename.pst~", "$filename.pst"; 780 aio_rename "$filename.pst~", "$filename.pst";
768 } 781 }
769 } else { 782 } else {
770 aio_unlink "$filename.pst"; 783 aio_unlink "$filename.pst";
… …
776 } 789 }
777 } else { 790 } else {
778 aio_unlink $filename; 791 aio_unlink $filename;
779 aio_unlink "$filename.pst"; 792 aio_unlink "$filename.pst";
780 } 793 }
794
795 #d##TODO# nuke non .map-files if exist
796 if ($filename =~ s/\.map$//) {
797 aio_unlink $filename;
798 aio_unlink "$filename.pst";
799 }
781 } 800 }
782} 801}
783 802
784sub object_freezer_as_string { 803sub object_freezer_as_string {
785 my ($rdata, $objs) = @_; 804 my ($rdata, $objs) = @_;
… …
791 810
792sub object_thawer_load { 811sub object_thawer_load {
793 my ($filename) = @_; 812 my ($filename) = @_;
794 813
795 my ($data, $av); 814 my ($data, $av);
815
816 #d#TODO remove .map if file does not exist
817 aio_stat $filename and $filename =~ s/\.map$//;
796 818
797 (aio_load $filename, $data) >= 0 819 (aio_load $filename, $data) >= 0
798 or return; 820 or return;
799 821
800 unless (aio_stat "$filename.pst") { 822 unless (aio_stat "$filename.pst") {
… …
1070=cut 1092=cut
1071 1093
1072sub maps($) { 1094sub maps($) {
1073 my ($pl) = @_; 1095 my ($pl) = @_;
1074 1096
1097 $pl = ref $pl ? $pl->ob->name : $pl;
1098
1075 my $files = aio_readdir playerdir $pl 1099 my $files = aio_readdir playerdir $pl
1076 or return; 1100 or return;
1077 1101
1078 my @paths; 1102 my @paths;
1079 1103
1080 for (@$files) { 1104 for (@$files) {
1081 utf8::decode $_; 1105 utf8::decode $_;
1082 next if /\.(?:pl|pst)$/; 1106 next if /\.(?:pl|pst)$/;
1083 next unless /^$PATH_SEP/o; 1107 next unless /^$PATH_SEP/o;
1084 1108
1085 push @paths, cf::map::normalise "~" . $pl->ob->name . "/" . $_; 1109 push @paths, cf::map::normalise "~$pl/$_";
1086 } 1110 }
1087 1111
1088 \@paths 1112 \@paths
1089} 1113}
1090 1114
… …
1251 1275
1252# the original (read-only) location 1276# the original (read-only) location
1253sub load_path { 1277sub load_path {
1254 my ($self) = @_; 1278 my ($self) = @_;
1255 1279
1256 sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path} 1280 sprintf "%s/%s/%s.map", cf::datadir, cf::mapdir, $self->{path}
1257} 1281}
1258 1282
1259# the temporary/swap location 1283# the temporary/swap location
1260sub save_path { 1284sub save_path {
1261 my ($self) = @_; 1285 my ($self) = @_;
1262 1286
1263 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g; 1287 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;
1264 sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $path 1288 sprintf "%s/%s/%s.map", cf::localdir, cf::tmpdir, $path
1265} 1289}
1266 1290
1267# the unique path, undef == no special unique path 1291# the unique path, undef == no special unique path
1268sub uniq_path { 1292sub uniq_path {
1269 my ($self) = @_; 1293 my ($self) = @_;
… …
1285 my ($self) = @_; 1309 my ($self) = @_;
1286 1310
1287 utf8::encode (my $save = $self->save_path); 1311 utf8::encode (my $save = $self->save_path);
1288 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save; 1312 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
1289 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst"; 1313 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";
1314
1315 #d#TODO remove .map and also nuke
1316 $save =~ s/\.map// or return;#d#
1317 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;#d#
1318 IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink "$save.pst";#d#
1290} 1319}
1291 1320
1292sub load_header_from($) { 1321sub load_header_from($) {
1293 my ($self, $path) = @_; 1322 my ($self, $path) = @_;
1294 1323
1295 utf8::encode $path; 1324 utf8::encode $path;
1296 aio_open $path, O_RDONLY, 0 1325 #aio_open $path, O_RDONLY, 0
1297 or return; 1326 # or return;
1298 1327
1299 $self->_load_header ($path) 1328 $self->_load_header ($path)
1300 or return; 1329 or return;
1301 1330
1302 $self->{load_path} = $path; 1331 $self->{load_path} = $path;
… …
1582 return if $self->players; 1611 return if $self->players;
1583 return if $self->isa ("ext::map_per_player");#d# 1612 return if $self->isa ("ext::map_per_player");#d#
1584 1613
1585 warn "resetting map ", $self->path;#d# 1614 warn "resetting map ", $self->path;#d#
1586 1615
1616 $self->in_memory (cf::MAP_SWAPPED);
1617
1618 # need to save uniques path
1619 unless ($self->{deny_save}) {
1620 my $uniq = $self->uniq_path; utf8::encode $uniq;
1621
1622 $self->_save_objects ($uniq, cf::IO_UNIQUES)
1623 if $uniq;
1624 }
1625
1587 delete $cf::MAP{$self->path}; 1626 delete $cf::MAP{$self->path};
1588 1627
1589 $self->in_memory (cf::MAP_SWAPPED);
1590 $self->clear; 1628 $self->clear;
1591 1629
1592 $_->clear_links_to ($self) for values %cf::MAP; 1630 $_->clear_links_to ($self) for values %cf::MAP;
1593 1631
1594 $self->unlink_save; 1632 $self->unlink_save;
… …
1987 # get handled first 2025 # get handled first
1988 my $queue = delete $ns->{query_queue} 2026 my $queue = delete $ns->{query_queue}
1989 or return; # be conservative, not sure how that can happen, but we saw a crash here 2027 or return; # be conservative, not sure how that can happen, but we saw a crash here
1990 2028
1991 (shift @$queue)->[1]->($msg); 2029 (shift @$queue)->[1]->($msg);
2030 return unless $ns->valid; # temporary(?) workaround for callback destroying socket
1992 2031
1993 push @{ $ns->{query_queue} }, @$queue; 2032 push @{ $ns->{query_queue} }, @$queue;
1994 2033
1995 if (@{ $ns->{query_queue} } == @$queue) { 2034 if (@{ $ns->{query_queue} } == @$queue) {
1996 if (@$queue) { 2035 if (@$queue) {
… …
2157The parameter C<$family> should best start with the name of the extension 2196The parameter C<$family> should best start with the name of the extension
2158using it, it should be unique. 2197using it, it should be unique.
2159 2198
2160=over 4 2199=over 4
2161 2200
2162=item $hashref = cf::db_get $family
2163
2164Return a hashref for use by the extension C<$family>, which can be
2165modified. After modifications, you have to call C<cf::db_dirty> or
2166C<cf::db_sync>.
2167
2168=item $value = cf::db_get $family => $key 2201=item $value = cf::db_get $family => $key
2169 2202
2170Returns a single value from the database 2203Returns a single value from the database.
2171
2172=item cf::db_put $family => $hashref
2173
2174Stores the given family hashref into the database. Updates are delayed, if
2175you want the data to be synced to disk immediately, use C<cf::db_sync>.
2176 2204
2177=item cf::db_put $family => $key => $value 2205=item cf::db_put $family => $key => $value
2178 2206
2179Stores the given C<$value> in the family hash. Updates are delayed, if you 2207Stores the given C<$value> in the family.
2180want the data to be synced to disk immediately, use C<cf::db_sync>.
2181
2182=item cf::db_dirty
2183
2184Marks the database as dirty, to be updated at a later time.
2185
2186=item cf::db_sync
2187
2188Immediately write the database to disk I<if it is dirty>.
2189 2208
2190=cut 2209=cut
2191 2210
2192our $DB; 2211our $DB;
2193 2212
2194{ 2213sub db_init {
2214 unless ($DB) {
2215 $DB = BDB::db_create $DB_ENV;
2216
2217 cf::sync_job {
2218 eval {
2219 $DB->set_flags (BDB::CHKSUM);
2220
2221 BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
2222 BDB::CREATE | BDB::AUTO_COMMIT, 0666;
2223 cf::cleanup "db_open(db): $!" if $!;
2224 };
2225 cf::cleanup "db_open(db): $@" if $@;
2226 };
2227
2195 my $path = cf::localdir . "/database.pst"; 2228 my $path = cf::localdir . "/database.pst";
2229 if (stat $path) {
2230 cf::sync_job {
2231 my $pst = Storable::retrieve $path;
2196 2232
2197 sub db_load() { 2233 cf::db_put (board => data => $pst->{board});
2198 $DB = stat $path ? Storable::retrieve $path : { }; 2234 cf::db_put (guildrules => data => $pst->{guildrules});
2199 } 2235 cf::db_put (rent => balance => $pst->{rent}{balance});
2236 BDB::db_env_txn_checkpoint $DB_ENV;
2200 2237
2201 my $pid; 2238 unlink $path;
2202
2203 sub db_save() {
2204 waitpid $pid, 0 if $pid;
2205 if (0 == ($pid = fork)) {
2206 $DB->{_meta}{version} = 1;
2207 Storable::nstore $DB, "$path~";
2208 rename "$path~", $path;
2209 cf::_exit 0 if defined $pid;
2210 } 2239 };
2211 }
2212
2213 my $dirty;
2214
2215 sub db_sync() {
2216 db_save if $dirty;
2217 undef $dirty;
2218 }
2219
2220 my $idle = Event->idle (
2221 reentrant => 0,
2222 min => 10,
2223 max => 20,
2224 repeat => 0,
2225 data => WF_AUTOCANCEL,
2226 cb => \&db_sync,
2227 );
2228
2229 sub db_dirty() {
2230 $dirty = 1;
2231 $idle->start;
2232 }
2233
2234 sub db_get($;$) {
2235 @_ >= 2
2236 ? $DB->{$_[0]}{$_[1]}
2237 : ($DB->{$_[0]} ||= { })
2238 }
2239
2240 sub db_put($$;$) {
2241 if (@_ >= 3) {
2242 $DB->{$_[0]}{$_[1]} = $_[2];
2243 } else {
2244 $DB->{$_[0]} = $_[1];
2245 }
2246 db_dirty;
2247 }
2248
2249 cf::global->attach (
2250 prio => 10000,
2251 on_cleanup => sub {
2252 db_sync;
2253 }, 2240 }
2254 ); 2241 }
2242}
2243
2244sub db_get($$) {
2245 my $key = "$_[0]/$_[1]";
2246
2247 cf::sync_job {
2248 BDB::db_get $DB, undef, $key, my $data;
2249
2250 $! ? ()
2251 : Compress::LZF::sthaw $data
2252 }
2253}
2254
2255sub db_put($$$) {
2256 BDB::dbreq_pri 4;
2257 BDB::db_put $DB, undef, "$_[0]/$_[1]", Compress::LZF::sfreeze_cr $_[2], 0, sub { };
2255} 2258}
2256 2259
2257############################################################################# 2260#############################################################################
2258# the server's main() 2261# the server's init and main functions
2262
2263sub load_resources {
2264 load_regions sprintf "%s/%s/regions", cf::datadir, cf::mapdir
2265 or die "unable to load regions file\n";#d#
2266}
2259 2267
2260sub cfg_load { 2268sub cfg_load {
2261 open my $fh, "<:utf8", cf::confdir . "/config" 2269 open my $fh, "<:utf8", cf::confdir . "/config"
2262 or return; 2270 or return;
2263 2271
… …
2274 $CFG{mlockall} ? eval "mlockall()" : eval "munlockall()" 2282 $CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2275 and die "WARNING: m(un)lockall failed: $!\n"; 2283 and die "WARNING: m(un)lockall failed: $!\n";
2276 }; 2284 };
2277 warn $@ if $@; 2285 warn $@ if $@;
2278 } 2286 }
2287}
2288
2289sub init {
2290 load_resources;
2279} 2291}
2280 2292
2281sub main { 2293sub main {
2282 # we must not ever block the main coroutine 2294 # we must not ever block the main coroutine
2283 local $Coro::idle = sub { 2295 local $Coro::idle = sub {
… …
2286 Event::one_event; 2298 Event::one_event;
2287 })->prio (Coro::PRIO_MAX); 2299 })->prio (Coro::PRIO_MAX);
2288 }; 2300 };
2289 2301
2290 cfg_load; 2302 cfg_load;
2291 db_load; 2303 db_init;
2292 load_extensions; 2304 load_extensions;
2293 2305
2294 $TICK_WATCHER->start; 2306 $TICK_WATCHER->start;
2295 Event::loop; 2307 Event::loop;
2296} 2308}
… …
2335 my $map = $cf::MAP{$path} or next; 2347 my $map = $cf::MAP{$path} or next;
2336 $map->valid or next; 2348 $map->valid or next;
2337 $map->save; 2349 $map->save;
2338 } 2350 }
2339 warn "end emergency map save\n"; 2351 warn "end emergency map save\n";
2352
2353 warn "begin emergency database checkpoint\n";
2354 BDB::db_env_txn_checkpoint $DB_ENV;
2355 warn "end emergency database checkpoint\n";
2340 }; 2356 };
2341 2357
2342 warn "leave emergency perl save\n"; 2358 warn "leave emergency perl save\n";
2359}
2360
2361sub post_cleanup {
2362 my ($make_core) = @_;
2363
2364 warn Carp::longmess "post_cleanup backtrace"
2365 if $make_core;
2343} 2366}
2344 2367
2345sub reload() { 2368sub reload() {
2346 # can/must only be called in main 2369 # can/must only be called in main
2347 if ($Coro::current != $Coro::main) { 2370 if ($Coro::current != $Coro::main) {
… …
2357 cf::emergency_save; 2380 cf::emergency_save;
2358 2381
2359 eval { 2382 eval {
2360 # if anything goes wrong in here, we should simply crash as we already saved 2383 # if anything goes wrong in here, we should simply crash as we already saved
2361 2384
2362 warn "syncing database to disk";
2363 cf::db_sync;
2364
2365 warn "cancelling all WF_AUTOCANCEL watchers"; 2385 warn "cancelling all WF_AUTOCANCEL watchers";
2366 for (Event::all_watchers) { 2386 for (Event::all_watchers) {
2367 $_->cancel if $_->data & WF_AUTOCANCEL; 2387 $_->cancel if $_->data & WF_AUTOCANCEL;
2368 } 2388 }
2369 2389
2390 warn "syncing database to disk";
2391 BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
2392
2370 warn "flushing outstanding aio requests"; 2393 warn "flushing outstanding aio requests";
2371 for (;;) { 2394 for (;;) {
2395 BDB::flush;
2372 IO::AIO::flush; 2396 IO::AIO::flush;
2373 Coro::cede; 2397 Coro::cede;
2374 last unless IO::AIO::nreqs; 2398 last unless IO::AIO::nreqs || BDB::nreqs;
2375 warn "iterate..."; 2399 warn "iterate...";
2376 } 2400 }
2377 2401
2378 warn "cancelling all extension coros"; 2402 warn "cancelling all extension coros";
2379 $_->cancel for values %EXT_CORO; 2403 $_->cancel for values %EXT_CORO;
… …
2434 require cf; 2458 require cf;
2435 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt 2459 cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2436 2460
2437 warn "loading config and database again"; 2461 warn "loading config and database again";
2438 cf::cfg_load; 2462 cf::cfg_load;
2439 cf::db_load;
2440 2463
2441 warn "loading extensions"; 2464 warn "loading extensions";
2442 cf::load_extensions; 2465 cf::load_extensions;
2443 2466
2444 warn "reattaching attachments to objects/players"; 2467 warn "reattaching attachments to objects/players";
2445 _global_reattach; 2468 _global_reattach;
2446 warn "reattaching attachments to maps"; 2469 warn "reattaching attachments to maps";
2447 reattach $_ for values %MAP; 2470 reattach $_ for values %MAP;
2471
2472 warn "loading reloadable resources";
2473 load_resources;
2448 2474
2449 warn "restarting server ticker"; 2475 warn "restarting server ticker";
2450 2476
2451 $TICK_WATCHER->start; 2477 $TICK_WATCHER->start;
2452 }; 2478 };
… …
2521 $TICK_WATCHER->at ($NEXT_TICK); 2547 $TICK_WATCHER->at ($NEXT_TICK);
2522 $TICK_WATCHER->start; 2548 $TICK_WATCHER->start;
2523 }, 2549 },
2524); 2550);
2525 2551
2552{
2553 BDB::max_poll_time $TICK * 0.1;
2554 $BDB_POLL_WATCHER = Event->io (
2555 reentrant => 0,
2556 fd => BDB::poll_fileno,
2557 poll => 'r',
2558 prio => 0,
2559 data => WF_AUTOCANCEL,
2560 cb => \&BDB::poll_cb,
2561 );
2562 BDB::min_parallel 8;
2563
2564 BDB::set_sync_prepare {
2565 my $status;
2566 my $current = $Coro::current;
2567 (
2568 sub {
2569 $status = $!;
2570 $current->ready; undef $current;
2571 },
2572 sub {
2573 Coro::schedule while defined $current;
2574 $! = $status;
2575 },
2576 )
2577 };
2578
2579 unless ($DB_ENV) {
2580 $DB_ENV = BDB::db_env_create;
2581
2582 cf::sync_job {
2583 eval {
2584 BDB::db_env_open
2585 $DB_ENV,
2586 $BDB_ENV_DIR,
2587 BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
2588 | BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
2589 0666;
2590
2591 cf::cleanup "db_env_open($BDB_ENV_DIR): $!" if $!;
2592
2593 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
2594 $DB_ENV->set_lk_detect;
2595 };
2596
2597 cf::cleanup "db_env_open(db): $@" if $@;
2598 };
2599 }
2600}
2601
2602{
2603 IO::AIO::min_parallel 8;
2604
2605 undef $Coro::AIO::WATCHER;
2526IO::AIO::max_poll_time $TICK * 0.1; 2606 IO::AIO::max_poll_time $TICK * 0.1;
2527
2528undef $Coro::AIO::WATCHER;
2529$AIO_POLL_WATCHER = Event->io ( 2607 $AIO_POLL_WATCHER = Event->io (
2530 reentrant => 0, 2608 reentrant => 0,
2531 fd => IO::AIO::poll_fileno, 2609 fd => IO::AIO::poll_fileno,
2532 poll => 'r', 2610 poll => 'r',
2533 prio => 6, 2611 prio => 6,
2534 data => WF_AUTOCANCEL, 2612 data => WF_AUTOCANCEL,
2535 cb => \&IO::AIO::poll_cb, 2613 cb => \&IO::AIO::poll_cb,
2536); 2614 );
2615}
2537 2616
2538$WRITE_RUNTIME_WATCHER = Event->timer ( 2617$WRITE_RUNTIME_WATCHER = Event->timer (
2539 reentrant => 0, 2618 reentrant => 0,
2540 data => WF_AUTOCANCEL, 2619 data => WF_AUTOCANCEL,
2541 after => 1, 2620 after => 1,

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