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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.526 by root, Wed Apr 21 05:48:35 2010 UTC vs.
Revision 1.553 by root, Tue May 18 21:30:16 2010 UTC

… …
20# The authors can be reached via e-mail to <support@deliantra.net> 20# The authors can be reached via e-mail to <support@deliantra.net>
21# 21#
22 22
23package cf; 23package cf;
24 24
25use 5.10.0; 25use common::sense;
26use utf8;
27use strict qw(vars subs);
28 26
29use Symbol; 27use Symbol;
30use List::Util; 28use List::Util;
31use Socket; 29use Socket;
32use EV; 30use EV;
… …
78# strictly for debugging 76# strictly for debugging
79$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" }; 77$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
80 78
81sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload 79sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
82 80
81our @ORIG_INC;
82
83our %COMMAND = (); 83our %COMMAND = ();
84our %COMMAND_TIME = (); 84our %COMMAND_TIME = ();
85 85
86our @EXTS = (); # list of extension package names 86our @EXTS = (); # list of extension package names
87our %EXTCMD = (); 87our %EXTCMD = ();
… …
106our $RANDOMDIR = "$LOCALDIR/random"; 106our $RANDOMDIR = "$LOCALDIR/random";
107our $BDBDIR = "$LOCALDIR/db"; 107our $BDBDIR = "$LOCALDIR/db";
108our $PIDFILE = "$LOCALDIR/pid"; 108our $PIDFILE = "$LOCALDIR/pid";
109our $RUNTIMEFILE = "$LOCALDIR/runtime"; 109our $RUNTIMEFILE = "$LOCALDIR/runtime";
110 110
111our %RESOURCE; 111our %RESOURCE; # unused
112 112
113our $OUTPUT_RATE_MIN = 4000; 113our $OUTPUT_RATE_MIN = 3000;
114our $OUTPUT_RATE_MAX = 100000; 114our $OUTPUT_RATE_MAX = 1000000;
115
116our $MAX_LINKS = 32; # how many chained exits to follow
117our $VERBOSE_IO = 1;
115 118
116our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!) 119our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
117our $NEXT_RUNTIME_WRITE; # when should the runtime file be written 120our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
118our $NEXT_TICK; 121our $NEXT_TICK;
119our $USE_FSYNC = 1; # use fsync to write maps - default on 122our $USE_FSYNC = 1; # use fsync to write maps - default on
… …
121our $BDB_DEADLOCK_WATCHER; 124our $BDB_DEADLOCK_WATCHER;
122our $BDB_CHECKPOINT_WATCHER; 125our $BDB_CHECKPOINT_WATCHER;
123our $BDB_TRICKLE_WATCHER; 126our $BDB_TRICKLE_WATCHER;
124our $DB_ENV; 127our $DB_ENV;
125 128
126our @EXTRA_MODULES = qw(pod match mapscript); 129our @EXTRA_MODULES = qw(pod match mapscript incloader);
127 130
128our %CFG; 131our %CFG;
129 132
130our $UPTIME; $UPTIME ||= time; 133our $UPTIME; $UPTIME ||= time;
131our $RUNTIME; 134our $RUNTIME;
… …
230from wherever your confdir points to. 233from wherever your confdir points to.
231 234
232=item cf::wait_for_tick, cf::wait_for_tick_begin 235=item cf::wait_for_tick, cf::wait_for_tick_begin
233 236
234These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only 237These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
235returns directly I<after> the tick processing (and consequently, can only wake one process 238returns directly I<after> the tick processing (and consequently, can only wake one thread
236per tick), while cf::wait_for_tick wakes up all waiters after tick processing. 239per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
240
241=cut
242
243sub wait_for_tick();
244sub wait_for_tick_begin();
237 245
238=item @cf::INVOKE_RESULTS 246=item @cf::INVOKE_RESULTS
239 247
240This array contains the results of the last C<invoke ()> call. When 248This array contains the results of the last C<invoke ()> call. When
241C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of 249C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
… …
249 257
250=back 258=back
251 259
252=cut 260=cut
253 261
262sub error(@) { LOG llevError, join "", @_ }
263sub warn (@) { LOG llevWarn , join "", @_ }
264sub info (@) { LOG llevInfo , join "", @_ }
265sub debug(@) { LOG llevDebug, join "", @_ }
266sub trace(@) { LOG llevTrace, join "", @_ }
267
254$Coro::State::WARNHOOK = sub { 268$Coro::State::WARNHOOK = sub {
255 my $msg = join "", @_; 269 my $msg = join "", @_;
256 270
257 $msg .= "\n" 271 $msg .= "\n"
258 unless $msg =~ /\n$/; 272 unless $msg =~ /\n$/;
259 273
260 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge; 274 $msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
261 275
262 LOG llevError, $msg; 276 LOG llevWarn, $msg;
263}; 277};
264 278
265$Coro::State::DIEHOOK = sub { 279$Coro::State::DIEHOOK = sub {
266 return unless $^S eq 0; # "eq", not "==" 280 return unless $^S eq 0; # "eq", not "=="
267 281
268 warn Carp::longmess $_[0]; 282 error Carp::longmess $_[0];
269 283
270 if (in_main) {#d# 284 if (in_main) {#d#
271 warn "DIEHOOK called in main context, Coro bug?\n";#d# 285 error "DIEHOOK called in main context, Coro bug?\n";#d#
272 return;#d# 286 return;#d#
273 }#d# 287 }#d#
274 288
275 # kill coroutine otherwise 289 # kill coroutine otherwise
276 Coro::terminate 290 Coro::terminate
… …
343our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max 357our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
344 358
345sub encode_json($) { $json_coder->encode ($_[0]) } 359sub encode_json($) { $json_coder->encode ($_[0]) }
346sub decode_json($) { $json_coder->decode ($_[0]) } 360sub decode_json($) { $json_coder->decode ($_[0]) }
347 361
362=item $ref = cf::yaml_load $scalar
363
364Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
365
366=cut
367
368sub fork_call(&@);
369
370sub yaml_load($) {
371 fork_call { YAML::XS::Load $_[0] } @_
372}
373
348=item cf::post_init { BLOCK } 374=item cf::post_init { BLOCK }
349 375
350Execute the given codeblock, I<after> all extensions have been (re-)loaded, 376Execute the given codeblock, I<after> all extensions have been (re-)loaded,
351but I<before> the server starts ticking again. 377but I<before> the server starts ticking again.
352 378
353The cdoeblock will have a single boolean argument to indicate whether this 379The codeblock will have a single boolean argument to indicate whether this
354is a reload or not. 380is a reload or not.
355 381
356=cut 382=cut
357 383
358sub post_init(&) { 384sub post_init(&) {
359 push @POST_INIT, shift; 385 push @POST_INIT, shift;
386}
387
388sub _post_init {
389 trace "running post_init jobs";
390
391 # run them in parallel...
392
393 my @join;
394
395 while () {
396 push @join, map &Coro::async ($_, 0), @POST_INIT;
397 @POST_INIT = ();
398
399 @join or last;
400
401 (pop @join)->join;
402 }
360} 403}
361 404
362=item cf::lock_wait $string 405=item cf::lock_wait $string
363 406
364Wait until the given lock is available. See cf::lock_acquire. 407Wait until the given lock is available. See cf::lock_acquire.
… …
509=cut 552=cut
510 553
511sub sync_job(&) { 554sub sync_job(&) {
512 my ($job) = @_; 555 my ($job) = @_;
513 556
514 if ($Coro::current == $Coro::main) { 557 if (in_main) {
515 my $time = AE::time; 558 my $time = AE::time;
516 559
517 # this is the main coro, too bad, we have to block 560 # this is the main coro, too bad, we have to block
518 # till the operation succeeds, freezing the server :/ 561 # till the operation succeeds, freezing the server :/
519 562
520 LOG llevError, Carp::longmess "sync job";#d# 563 #LOG llevError, Carp::longmess "sync job";#d#
521 564
522 my $freeze_guard = freeze_mainloop; 565 my $freeze_guard = freeze_mainloop;
523 566
524 my $busy = 1; 567 my $busy = 1;
525 my @res; 568 my @res;
526 569
527 (async { 570 (async {
528 $Coro::current->desc ("sync job coro"); 571 $Coro::current->desc ("sync job coro");
529 @res = eval { $job->() }; 572 @res = eval { $job->() };
530 warn $@ if $@; 573 error $@ if $@;
531 undef $busy; 574 undef $busy;
532 })->prio (Coro::PRIO_MAX); 575 })->prio (Coro::PRIO_MAX);
533 576
534 while ($busy) { 577 while ($busy) {
535 if (Coro::nready) { 578 if (Coro::nready) {
… …
569 $EXT_CORO{$coro+0} = $coro; 612 $EXT_CORO{$coro+0} = $coro;
570 613
571 $coro 614 $coro
572} 615}
573 616
574=item fork_call { }, $args 617=item fork_call { }, @args
575 618
576Executes the given code block with the given arguments in a seperate 619Executes the given code block with the given arguments in a seperate
577process, returning the results. Everything must be serialisable with 620process, returning the results. Everything must be serialisable with
578Coro::Storable. May, of course, block. Note that the executed sub may 621Coro::Storable. May, of course, block. Note that the executed sub may
579never block itself or use any form of event handling. 622never block itself or use any form of event handling.
580 623
581=cut 624=cut
582 625
626sub post_fork {
627 reset_signals;
628}
629
583sub fork_call(&@) { 630sub fork_call(&@) {
584 my ($cb, @args) = @_; 631 my ($cb, @args) = @_;
585 632
586 # we seemingly have to make a local copy of the whole thing, 633 # we seemingly have to make a local copy of the whole thing,
587 # otherwise perl prematurely frees the stuff :/ 634 # otherwise perl prematurely frees the stuff :/
588 # TODO: investigate and fix (likely this will be rather laborious) 635 # TODO: investigate and fix (likely this will be rather laborious)
589 636
590 my @res = Coro::Util::fork_eval { 637 my @res = Coro::Util::fork_eval {
591 reset_signals; 638 cf::post_fork;
592 &$cb 639 &$cb
593 }, @args; 640 } @args;
594 641
595 wantarray ? @res : $res[-1] 642 wantarray ? @res : $res[-1]
596} 643}
597 644
598sub objinfo { 645sub objinfo {
… …
648within each server. 695within each server.
649 696
650=cut 697=cut
651 698
652sub db_table($) { 699sub db_table($) {
700 cf::error "db_get called from main context"
701 if $Coro::current == $Coro::main;
702
653 my ($name) = @_; 703 my ($name) = @_;
654 my $db = BDB::db_create $DB_ENV; 704 my $db = BDB::db_create $DB_ENV;
655 705
656 eval { 706 eval {
657 $db->set_flags (BDB::CHKSUM); 707 $db->set_flags (BDB::CHKSUM);
… …
667} 717}
668 718
669our $DB; 719our $DB;
670 720
671sub db_init { 721sub db_init {
672 cf::sync_job {
673 $DB ||= db_table "db"; 722 $DB ||= db_table "db";
674 };
675} 723}
676 724
677sub db_get($$) { 725sub db_get($$) {
678 my $key = "$_[0]/$_[1]"; 726 my $key = "$_[0]/$_[1]";
679 727
680 cf::sync_job { 728 cf::error "db_get called from main context"
729 if $Coro::current == $Coro::main;
730
681 BDB::db_get $DB, undef, $key, my $data; 731 BDB::db_get $DB, undef, $key, my $data;
682 732
683 $! ? () 733 $! ? ()
684 : $data 734 : $data
685 }
686} 735}
687 736
688sub db_put($$$) { 737sub db_put($$$) {
689 BDB::dbreq_pri 4; 738 BDB::dbreq_pri 4;
690 BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { }; 739 BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
… …
746 795
747 my $t1 = Time::HiRes::time; 796 my $t1 = Time::HiRes::time;
748 my $data = $process->(\@data); 797 my $data = $process->(\@data);
749 my $t2 = Time::HiRes::time; 798 my $t2 = Time::HiRes::time;
750 799
751 warn "cache: '$id' processed in ", $t2 - $t1, "s\n"; 800 info "cache: '$id' processed in ", $t2 - $t1, "s\n";
752 801
753 db_put cache => "$id/data", $data; 802 db_put cache => "$id/data", $data;
754 db_put cache => "$id/md5" , $md5; 803 db_put cache => "$id/md5" , $md5;
755 db_put cache => "$id/meta", $meta; 804 db_put cache => "$id/meta", $meta;
756 805
… …
766 815
767=cut 816=cut
768 817
769sub datalog($@) { 818sub datalog($@) {
770 my ($type, %kv) = @_; 819 my ($type, %kv) = @_;
771 warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type }); 820 info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
772} 821}
773 822
774=back 823=back
775 824
776=cut 825=cut
… …
971 1020
972 } elsif (exists $cb_id{$type}) { 1021 } elsif (exists $cb_id{$type}) {
973 _attach_cb $registry, $cb_id{$type}, $prio, shift @arg; 1022 _attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
974 1023
975 } elsif (ref $type) { 1024 } elsif (ref $type) {
976 warn "attaching objects not supported, ignoring.\n"; 1025 error "attaching objects not supported, ignoring.\n";
977 1026
978 } else { 1027 } else {
979 shift @arg; 1028 shift @arg;
980 warn "attach argument '$type' not supported, ignoring.\n"; 1029 error "attach argument '$type' not supported, ignoring.\n";
981 } 1030 }
982 } 1031 }
983} 1032}
984 1033
985sub _object_attach { 1034sub _object_attach {
… …
995 _attach $registry, $klass, @attach; 1044 _attach $registry, $klass, @attach;
996 } 1045 }
997 1046
998 $obj->{$name} = \%arg; 1047 $obj->{$name} = \%arg;
999 } else { 1048 } else {
1000 warn "object uses attachment '$name' which is not available, postponing.\n"; 1049 info "object uses attachment '$name' which is not available, postponing.\n";
1001 } 1050 }
1002 1051
1003 $obj->{_attachment}{$name} = undef; 1052 $obj->{_attachment}{$name} = undef;
1004} 1053}
1005 1054
… …
1064 1113
1065 for (@$callbacks) { 1114 for (@$callbacks) {
1066 eval { &{$_->[1]} }; 1115 eval { &{$_->[1]} };
1067 1116
1068 if ($@) { 1117 if ($@) {
1069 warn "$@";
1070 warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n"; 1118 error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
1071 override; 1119 override;
1072 } 1120 }
1073 1121
1074 return 1 if $override; 1122 return 1 if $override;
1075 } 1123 }
… …
1154 for (@$attach) { 1202 for (@$attach) {
1155 my ($klass, @attach) = @$_; 1203 my ($klass, @attach) = @$_;
1156 _attach $registry, $klass, @attach; 1204 _attach $registry, $klass, @attach;
1157 } 1205 }
1158 } else { 1206 } else {
1159 warn "object uses attachment '$name' that is not available, postponing.\n"; 1207 info "object uses attachment '$name' that is not available, postponing.\n";
1160 } 1208 }
1161 } 1209 }
1162} 1210}
1163 1211
1164cf::attachable->attach ( 1212cf::attachable->attach (
… …
1191 my ($filename, $rdata, $objs) = @_; 1239 my ($filename, $rdata, $objs) = @_;
1192 1240
1193 sync_job { 1241 sync_job {
1194 if (length $$rdata) { 1242 if (length $$rdata) {
1195 utf8::decode (my $decname = $filename); 1243 utf8::decode (my $decname = $filename);
1196 warn sprintf "saving %s (%d,%d)\n", 1244 trace sprintf "saving %s (%d,%d)\n",
1197 $decname, length $$rdata, scalar @$objs; 1245 $decname, length $$rdata, scalar @$objs
1246 if $VERBOSE_IO;
1198 1247
1199 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) { 1248 if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1200 aio_chmod $fh, SAVE_MODE; 1249 aio_chmod $fh, SAVE_MODE;
1201 aio_write $fh, 0, (length $$rdata), $$rdata, 0; 1250 aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1202 if ($cf::USE_FSYNC) { 1251 if ($cf::USE_FSYNC) {
… …
1224 aio_rename "$filename~", $filename; 1273 aio_rename "$filename~", $filename;
1225 1274
1226 $filename =~ s%/[^/]+$%%; 1275 $filename =~ s%/[^/]+$%%;
1227 aio_pathsync $filename if $cf::USE_FSYNC; 1276 aio_pathsync $filename if $cf::USE_FSYNC;
1228 } else { 1277 } else {
1229 warn "unable to save objects: $filename~: $!\n"; 1278 error "unable to save objects: $filename~: $!\n";
1230 } 1279 }
1231 } else { 1280 } else {
1232 aio_unlink $filename; 1281 aio_unlink $filename;
1233 aio_unlink "$filename.pst"; 1282 aio_unlink "$filename.pst";
1234 } 1283 }
… …
1258 my $st = eval { Coro::Storable::thaw $av }; 1307 my $st = eval { Coro::Storable::thaw $av };
1259 $av = $st->{objs}; 1308 $av = $st->{objs};
1260 } 1309 }
1261 1310
1262 utf8::decode (my $decname = $filename); 1311 utf8::decode (my $decname = $filename);
1263 warn sprintf "loading %s (%d,%d)\n", 1312 trace sprintf "loading %s (%d,%d)\n",
1264 $decname, length $data, scalar @{$av || []}; 1313 $decname, length $data, scalar @{$av || []}
1314 if $VERBOSE_IO;
1265 1315
1266 ($data, $av) 1316 ($data, $av)
1267} 1317}
1268 1318
1269=head2 COMMAND CALLBACKS 1319=head2 COMMAND CALLBACKS
… …
1361 1411
1362 $pl->ext_reply ($reply, @reply) 1412 $pl->ext_reply ($reply, @reply)
1363 if $reply; 1413 if $reply;
1364 1414
1365 } else { 1415 } else {
1366 warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n"; 1416 error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1367 } 1417 }
1368 1418
1369 cf::override; 1419 cf::override;
1370 }, 1420 },
1371); 1421);
… …
1382 1432
1383 $grp 1433 $grp
1384} 1434}
1385 1435
1386sub load_extensions { 1436sub load_extensions {
1437 info "loading extensions...";
1438
1387 cf::sync_job { 1439 cf::sync_job {
1388 my %todo; 1440 my %todo;
1389 1441
1390 for my $path (<$LIBDIR/*.ext>) { 1442 for my $path (<$LIBDIR/*.ext>) {
1391 next unless -r $path; 1443 next unless -r $path;
… …
1409 1461
1410 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 } 1462 $ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1411 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m; 1463 if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1412 1464
1413 $ext{source} = 1465 $ext{source} =
1414 "package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n" 1466 "package $pkg; use common::sense;\n"
1415 . "#line 1 \"$path\"\n{\n" 1467 . "#line 1 \"$path\"\n{\n"
1416 . $source 1468 . $source
1417 . "\n};\n1"; 1469 . "\n};\n1";
1418 1470
1419 $todo{$base} = \%ext; 1471 $todo{$base} = \%ext;
… …
1431 for (split /,\s*/, $v->{meta}{depends}) { 1483 for (split /,\s*/, $v->{meta}{depends}) {
1432 next ext 1484 next ext
1433 unless exists $done{$_}; 1485 unless exists $done{$_};
1434 } 1486 }
1435 1487
1436 warn "... pass $pass, loading '$k' into '$v->{pkg}'\n"; 1488 trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1437 1489
1438 my $active = eval $v->{source}; 1490 my $active = eval $v->{source};
1439 1491
1440 if (length $@) { 1492 if (length $@) {
1441 warn "$v->{path}: $@\n"; 1493 error "$v->{path}: $@\n";
1442 1494
1443 cf::cleanup "mandatory extension '$k' failed to load, exiting." 1495 cf::cleanup "mandatory extension '$k' failed to load, exiting."
1444 if exists $v->{meta}{mandatory}; 1496 if exists $v->{meta}{mandatory};
1445 1497
1446 warn "$v->{base}: optional extension cannot be loaded, skipping.\n"; 1498 warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
… …
1448 } else { 1500 } else {
1449 $done{$k} = delete $todo{$k}; 1501 $done{$k} = delete $todo{$k};
1450 push @EXTS, $v->{pkg}; 1502 push @EXTS, $v->{pkg};
1451 $progress = 1; 1503 $progress = 1;
1452 1504
1453 warn "$v->{base}: extension inactive.\n" 1505 info "$v->{base}: extension inactive.\n"
1454 unless $active; 1506 unless $active;
1455 } 1507 }
1456 } 1508 }
1457 1509
1458 unless ($progress) { 1510 unless ($progress) {
… …
1627 my $name = $pl->ob->name; 1679 my $name = $pl->ob->name;
1628 1680
1629 $pl->{deny_save} = 1; 1681 $pl->{deny_save} = 1;
1630 $pl->password ("*"); # this should lock out the player until we have nuked the dir 1682 $pl->password ("*"); # this should lock out the player until we have nuked the dir
1631 1683
1632 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active; 1684 $pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1633 $pl->deactivate; 1685 $pl->deactivate;
1686
1634 my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy; 1687 my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1635 $pl->ob->check_score;
1636 $pl->invoke (cf::EVENT_PLAYER_QUIT); 1688 $pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
1689 ext::highscore::check ($pl->ob);
1690
1637 $pl->ns->destroy if $pl->ns; 1691 $pl->ns->destroy if $pl->ns;
1638 1692
1639 my $path = playerdir $pl; 1693 my $path = playerdir $pl;
1640 my $temp = "$path~$cf::RUNTIME~deleting~"; 1694 my $temp = "$path~$cf::RUNTIME~deleting~";
1641 aio_rename $path, $temp; 1695 aio_rename $path, $temp;
… …
1835 1889
1836sub register { 1890sub register {
1837 my (undef, $regex, $prio) = @_; 1891 my (undef, $regex, $prio) = @_;
1838 my $pkg = caller; 1892 my $pkg = caller;
1839 1893
1840 no strict;
1841 push @{"$pkg\::ISA"}, __PACKAGE__; 1894 push @{"$pkg\::ISA"}, __PACKAGE__;
1842 1895
1843 $EXT_MAP{$pkg} = [$prio, qr<$regex>]; 1896 $EXT_MAP{$pkg} = [$prio, qr<$regex>];
1844} 1897}
1845 1898
… …
1857} 1910}
1858 1911
1859sub normalise { 1912sub normalise {
1860 my ($path, $base) = @_; 1913 my ($path, $base) = @_;
1861 1914
1862 $path = "$path"; # make sure its a string 1915 $path = "$path"; # make sure it's a string
1863 1916
1864 $path =~ s/\.map$//; 1917 $path =~ s/\.map$//;
1865 1918
1866 # map plan: 1919 # map plan:
1867 # 1920 #
… …
1882 $base =~ s{[^/]+/?$}{}; 1935 $base =~ s{[^/]+/?$}{};
1883 $path = "$base/$path"; 1936 $path = "$base/$path";
1884 } 1937 }
1885 1938
1886 for ($path) { 1939 for ($path) {
1887 redo if s{//}{/};
1888 redo if s{/\.?/}{/}; 1940 redo if s{/\.?/}{/};
1889 redo if s{/[^/]+/\.\./}{/}; 1941 redo if s{/[^/]+/\.\./}{/};
1890 } 1942 }
1891 1943
1892 $path 1944 $path
… …
1906 $self->init; # pass $1 etc. 1958 $self->init; # pass $1 etc.
1907 return $self; 1959 return $self;
1908 } 1960 }
1909 } 1961 }
1910 1962
1911 Carp::cluck "unable to resolve path '$path' (base '$base')."; 1963 Carp::cluck "unable to resolve path '$path' (base '$base')";
1912 () 1964 ()
1913} 1965}
1914 1966
1915sub init { 1967sub init {
1916 my ($self) = @_; 1968 my ($self) = @_;
… …
2038} 2090}
2039 2091
2040sub find; 2092sub find;
2041sub find { 2093sub find {
2042 my ($path, $origin) = @_; 2094 my ($path, $origin) = @_;
2095
2096 cf::cede_to_tick;
2043 2097
2044 $path = normalise $path, $origin && $origin->path; 2098 $path = normalise $path, $origin && $origin->path;
2045 2099
2046 my $guard1 = cf::lock_acquire "map_data:$path";#d#remove 2100 my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
2047 my $guard2 = cf::lock_acquire "map_find:$path"; 2101 my $guard2 = cf::lock_acquire "map_find:$path";
… …
2132 2186
2133 $self->in_memory (cf::MAP_ACTIVE); 2187 $self->in_memory (cf::MAP_ACTIVE);
2134 } 2188 }
2135 2189
2136 $self->post_load; 2190 $self->post_load;
2191
2192 1
2137} 2193}
2138 2194
2139# customize the map for a given player, i.e. 2195# customize the map for a given player, i.e.
2140# return the _real_ map. used by e.g. per-player 2196# return the _real_ map. used by e.g. per-player
2141# maps to change the path to ~playername/mappath 2197# maps to change the path to ~playername/mappath
… …
2162 or next; 2218 or next;
2163 $neigh = find $neigh, $map 2219 $neigh = find $neigh, $map
2164 or next; 2220 or next;
2165 $neigh->load; 2221 $neigh->load;
2166 2222
2223 # now find the diagonal neighbours
2167 push @neigh, 2224 push @neigh,
2168 [$neigh->tile_path (($_ + 3) % 4), $neigh], 2225 [$neigh->tile_path (($_ + 3) % 4), $neigh],
2169 [$neigh->tile_path (($_ + 1) % 4), $neigh]; 2226 [$neigh->tile_path (($_ + 1) % 4), $neigh];
2170 } 2227 }
2171 2228
… …
2178} 2235}
2179 2236
2180sub find_sync { 2237sub find_sync {
2181 my ($path, $origin) = @_; 2238 my ($path, $origin) = @_;
2182 2239
2183 cf::sync_job { find $path, $origin } 2240 return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
2241 if $Coro::current == $Coro::main;
2242
2243 find $path, $origin
2184} 2244}
2185 2245
2186sub do_load_sync { 2246sub do_load_sync {
2187 my ($map) = @_; 2247 my ($map) = @_;
2188 2248
2189 cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync" 2249 return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2190 if $Coro::current == $Coro::main; 2250 if $Coro::current == $Coro::main;
2191 2251
2192 cf::sync_job { $map->load }; 2252 $map->load;
2193} 2253}
2194 2254
2195our %MAP_PREFETCH; 2255our %MAP_PREFETCH;
2196our $MAP_PREFETCHER = undef; 2256our $MAP_PREFETCHER = undef;
2197 2257
… …
2309 2369
2310 my $lock = cf::lock_acquire "map_data:$self->{path}"; 2370 my $lock = cf::lock_acquire "map_data:$self->{path}";
2311 2371
2312 return if $self->players; 2372 return if $self->players;
2313 2373
2314 warn "resetting map ", $self->path, "\n"; 2374 cf::trace "resetting map ", $self->path, "\n";
2315 2375
2316 $self->in_memory (cf::MAP_SWAPPED); 2376 $self->in_memory (cf::MAP_SWAPPED);
2317 2377
2318 # need to save uniques path 2378 # need to save uniques path
2319 unless ($self->{deny_save}) { 2379 unless ($self->{deny_save}) {
… …
2583 2643
2584Freezes the player and moves him/her to a special map (C<{link}>). 2644Freezes the player and moves him/her to a special map (C<{link}>).
2585 2645
2586The player should be reasonably safe there for short amounts of time (e.g. 2646The player should be reasonably safe there for short amounts of time (e.g.
2587for loading a map). You I<MUST> call C<leave_link> as soon as possible, 2647for loading a map). You I<MUST> call C<leave_link> as soon as possible,
2588though, as the palyer cannot control the character while it is on the link 2648though, as the player cannot control the character while it is on the link
2589map. 2649map.
2590 2650
2591Will never block. 2651Will never block.
2592 2652
2593=item $player_object->leave_link ($map, $x, $y) 2653=item $player_object->leave_link ($map, $x, $y)
… …
2614sub cf::object::player::enter_link { 2674sub cf::object::player::enter_link {
2615 my ($self) = @_; 2675 my ($self) = @_;
2616 2676
2617 $self->deactivate_recursive; 2677 $self->deactivate_recursive;
2618 2678
2679 ++$self->{_link_recursion};
2680
2619 return if UNIVERSAL::isa $self->map, "ext::map_link"; 2681 return if UNIVERSAL::isa $self->map, "ext::map_link";
2620 2682
2621 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y] 2683 $self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2622 if $self->map && $self->map->{path} ne "{link}"; 2684 if $self->map && $self->map->{path} ne "{link}";
2623 2685
… …
2654 $map->load_neighbours; 2716 $map->load_neighbours;
2655 2717
2656 return unless $self->contr->active; 2718 return unless $self->contr->active;
2657 2719
2658 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext 2720 local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2659 $self->enter_map ($map, $x, $y); 2721 if ($self->enter_map ($map, $x, $y)) {
2660 2722 # entering was successful
2723 delete $self->{_link_recursion};
2661 # only activate afterwards, to support waiting in hooks 2724 # only activate afterwards, to support waiting in hooks
2662 $self->activate_recursive; 2725 $self->activate_recursive;
2663# unless exists $self->{_link_pos}; # maybe we re in-flight again 2726 }
2664}
2665 2727
2728}
2729
2666=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]]) 2730=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2667 2731
2668Moves the player to the given map-path and coordinates by first freezing 2732Moves the player to the given map-path and coordinates by first freezing
2669her, loading and preparing them map, calling the provided $check callback 2733her, loading and preparing them map, calling the provided $check callback
2670that has to return the map if sucecssful, and then unfreezes the player on 2734that has to return the map if sucecssful, and then unfreezes the player on
2671the new (success) or old (failed) map position. In either case, $done will 2735the new (success) or old (failed) map position. In either case, $done will
… …
2678 2742
2679our $GOTOGEN; 2743our $GOTOGEN;
2680 2744
2681sub cf::object::player::goto { 2745sub cf::object::player::goto {
2682 my ($self, $path, $x, $y, $check, $done) = @_; 2746 my ($self, $path, $x, $y, $check, $done) = @_;
2747
2748 if ($self->{_link_recursion} >= $MAX_LINKS) {
2749 error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
2750 $self->failmsg ("Something went wrong inside the server - please contact an administrator!");
2751 ($path, $x, $y) = @$EMERGENCY_POSITION;
2752 }
2683 2753
2684 # do generation counting so two concurrent goto's will be executed in-order 2754 # do generation counting so two concurrent goto's will be executed in-order
2685 my $gen = $self->{_goto_generation} = ++$GOTOGEN; 2755 my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2686 2756
2687 $self->enter_link; 2757 $self->enter_link;
… …
2711 my $map = eval { 2781 my $map = eval {
2712 my $map = defined $path ? cf::map::find $path : undef; 2782 my $map = defined $path ? cf::map::find $path : undef;
2713 2783
2714 if ($map) { 2784 if ($map) {
2715 $map = $map->customise_for ($self); 2785 $map = $map->customise_for ($self);
2716 $map = $check->($map) if $check && $map; 2786 $map = $check->($map, $x, $y, $self) if $check && $map;
2717 } else { 2787 } else {
2718 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED); 2788 $self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2719 } 2789 }
2720 2790
2721 $map 2791 $map
… …
2729 if ($gen == $self->{_goto_generation}) { 2799 if ($gen == $self->{_goto_generation}) {
2730 delete $self->{_goto_generation}; 2800 delete $self->{_goto_generation};
2731 $self->leave_link ($map, $x, $y); 2801 $self->leave_link ($map, $x, $y);
2732 } 2802 }
2733 2803
2734 $done->() if $done; 2804 $done->($self) if $done;
2735 })->prio (1); 2805 })->prio (1);
2736} 2806}
2737 2807
2738=item $player_object->enter_exit ($exit_object) 2808=item $player_object->enter_exit ($exit_object)
2739 2809
… …
2832 $self->message ("Something went wrong deep within the deliantra server. " 2902 $self->message ("Something went wrong deep within the deliantra server. "
2833 . "I'll try to bring you back to the map you were before. " 2903 . "I'll try to bring you back to the map you were before. "
2834 . "Please report this to the dungeon master!", 2904 . "Please report this to the dungeon master!",
2835 cf::NDI_UNIQUE | cf::NDI_RED); 2905 cf::NDI_UNIQUE | cf::NDI_RED);
2836 2906
2837 warn "ERROR in enter_exit: $@"; 2907 error "ERROR in enter_exit: $@";
2838 $self->leave_link; 2908 $self->leave_link;
2839 } 2909 }
2840 })->prio (1); 2910 })->prio (1);
2841} 2911}
2842 2912
… …
3155 3225
3156 $ns->ext_reply ($reply, @reply) 3226 $ns->ext_reply ($reply, @reply)
3157 if $reply; 3227 if $reply;
3158 3228
3159 } else { 3229 } else {
3160 warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n"; 3230 error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
3161 } 3231 }
3162 3232
3163 cf::override; 3233 cf::override;
3164 }, 3234 },
3165); 3235);
… …
3246 decrease split destroy change_exp value msg lore send_msg)], 3316 decrease split destroy change_exp value msg lore send_msg)],
3247 ["cf::object::player" => qw(player)], 3317 ["cf::object::player" => qw(player)],
3248 ["cf::player" => qw(peaceful send_msg)], 3318 ["cf::player" => qw(peaceful send_msg)],
3249 ["cf::map" => qw(trigger)], 3319 ["cf::map" => qw(trigger)],
3250) { 3320) {
3251 no strict 'refs';
3252 my ($pkg, @funs) = @$_; 3321 my ($pkg, @funs) = @$_;
3253 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"}) 3322 *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3254 for @funs; 3323 for @funs;
3255} 3324}
3256 3325
… …
3295 local @cf::_safe_eval_args = values %vars; 3364 local @cf::_safe_eval_args = values %vars;
3296 @res = wantarray ? eval eval : scalar eval $eval; 3365 @res = wantarray ? eval eval : scalar eval $eval;
3297 } 3366 }
3298 3367
3299 if ($@) { 3368 if ($@) {
3300 warn "$@"; 3369 warn "$@",
3301 warn "while executing safe code '$code'\n"; 3370 "while executing safe code '$code'\n",
3302 warn "with arguments " . (join " ", %vars) . "\n"; 3371 "with arguments " . (join " ", %vars) . "\n";
3303 } 3372 }
3304 3373
3305 wantarray ? @res : $res[0] 3374 wantarray ? @res : $res[0]
3306} 3375}
3307 3376
… …
3341 # for this (global event?) 3410 # for this (global event?)
3342 %ext::player_env::MUSIC_FACE_CACHE = (); 3411 %ext::player_env::MUSIC_FACE_CACHE = ();
3343 3412
3344 my $enc = JSON::XS->new->utf8->canonical->relaxed; 3413 my $enc = JSON::XS->new->utf8->canonical->relaxed;
3345 3414
3346 warn "loading facedata from $path\n"; 3415 trace "loading facedata from $path\n";
3347 3416
3348 my $facedata;
3349 0 < aio_load $path, $facedata 3417 0 < aio_load $path, my $facedata
3350 or die "$path: $!"; 3418 or die "$path: $!";
3351 3419
3352 $facedata = Coro::Storable::thaw $facedata; 3420 $facedata = Coro::Storable::thaw $facedata;
3353 3421
3354 $facedata->{version} == 2 3422 $facedata->{version} == 2
… …
3385 3453
3386 if (my $smooth = cf::face::find $info->{smooth}) { 3454 if (my $smooth = cf::face::find $info->{smooth}) {
3387 cf::face::set_smooth $idx, $smooth; 3455 cf::face::set_smooth $idx, $smooth;
3388 cf::face::set_smoothlevel $idx, $info->{smoothlevel}; 3456 cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3389 } else { 3457 } else {
3390 warn "smooth face '$info->{smooth}' not found for face '$face'"; 3458 error "smooth face '$info->{smooth}' not found for face '$face'";
3391 } 3459 }
3392 3460
3393 cf::cede_to_tick; 3461 cf::cede_to_tick;
3394 } 3462 }
3395 } 3463 }
… …
3413 my $idx = (cf::face::find $name) || cf::face::alloc $name; 3481 my $idx = (cf::face::find $name) || cf::face::alloc $name;
3414 3482
3415 cf::face::set_data $idx, 0, $info->{data}, $info->{hash}; 3483 cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3416 cf::face::set_type $idx, $info->{type}; 3484 cf::face::set_type $idx, $info->{type};
3417 } else { 3485 } else {
3418 $RESOURCE{$name} = $info; 3486 $RESOURCE{$name} = $info; # unused
3419 } 3487 }
3420 3488
3421 cf::cede_to_tick; 3489 cf::cede_to_tick;
3422 } 3490 }
3423 } 3491 }
3424 3492
3425 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE); 3493 cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3426 3494
3427 1 3495 1
3428} 3496}
3429
3430cf::global->attach (on_resource_update => sub {
3431 if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3432 $soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3433
3434 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3435 my $sound = $soundconf->{compat}[$_]
3436 or next;
3437
3438 my $face = cf::face::find "sound/$sound->[1]";
3439 cf::sound::set $sound->[0] => $face;
3440 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3441 }
3442
3443 while (my ($k, $v) = each %{$soundconf->{event}}) {
3444 my $face = cf::face::find "sound/$v";
3445 cf::sound::set $k => $face;
3446 }
3447 }
3448});
3449 3497
3450register_exticmd fx_want => sub { 3498register_exticmd fx_want => sub {
3451 my ($ns, $want) = @_; 3499 my ($ns, $want) = @_;
3452 3500
3453 while (my ($k, $v) = each %$want) { 3501 while (my ($k, $v) = each %$want) {
… …
3492sub reload_treasures { 3540sub reload_treasures {
3493 load_resource_file "$DATADIR/treasures" 3541 load_resource_file "$DATADIR/treasures"
3494 or die "unable to load treasurelists\n"; 3542 or die "unable to load treasurelists\n";
3495} 3543}
3496 3544
3545sub reload_sound {
3546 trace "loading sound config from $DATADIR/sound\n";
3547
3548 0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
3549 or die "$DATADIR/sound $!";
3550
3551 my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
3552
3553 for (0 .. SOUND_CAST_SPELL_0 - 1) {
3554 my $sound = $soundconf->{compat}[$_]
3555 or next;
3556
3557 my $face = cf::face::find "sound/$sound->[1]";
3558 cf::sound::set $sound->[0] => $face;
3559 cf::sound::old_sound_index $_, $face; # gcfclient-compat
3560 }
3561
3562 while (my ($k, $v) = each %{$soundconf->{event}}) {
3563 my $face = cf::face::find "sound/$v";
3564 cf::sound::set $k => $face;
3565 }
3566}
3567
3497sub reload_resources { 3568sub reload_resources {
3498 warn "reloading resource files...\n"; 3569 trace "reloading resource files...\n";
3499 3570
3571 reload_exp_table;
3572 reload_materials;
3500 reload_facedata; 3573 reload_facedata;
3574 reload_sound;
3501 reload_archetypes; 3575 reload_archetypes;
3502 reload_regions; 3576 reload_regions;
3503 reload_treasures; 3577 reload_treasures;
3504 3578
3505 warn "finished reloading resource files\n"; 3579 trace "finished reloading resource files\n";
3506} 3580}
3507 3581
3508sub reload_config { 3582sub reload_config {
3509 warn "reloading config file...\n"; 3583 trace "reloading config file...\n";
3510 3584
3511 open my $fh, "<:utf8", "$CONFDIR/config" 3585 0 < aio_load "$CONFDIR/config", my $config
3512 or return; 3586 or die "$CONFDIR/config: $!";
3513 3587
3514 local $/; 3588 utf8::decode $config;
3515 *CFG = YAML::XS::Load scalar <$fh>; 3589 *CFG = yaml_load $config;
3516 3590
3517 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37]; 3591 $EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3518 3592
3519 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset}; 3593 $cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3520 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset}; 3594 $cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3521 3595
3522 if (exists $CFG{mlockall}) { 3596 if (exists $CFG{mlockall}) {
… …
3524 $CFG{mlockall} ? eval "mlockall()" : eval "munlockall()" 3598 $CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3525 and die "WARNING: m(un)lockall failed: $!\n"; 3599 and die "WARNING: m(un)lockall failed: $!\n";
3526 }; 3600 };
3527 warn $@ if $@; 3601 warn $@ if $@;
3528 } 3602 }
3529
3530 warn "finished reloading resource files\n";
3531} 3603}
3532 3604
3533sub pidfile() { 3605sub pidfile() {
3534 sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT 3606 sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
3535 or die "$PIDFILE: $!"; 3607 or die "$PIDFILE: $!";
… …
3548 seek $fh, 0, 0; 3620 seek $fh, 0, 0;
3549 print $fh $$; 3621 print $fh $$;
3550} 3622}
3551 3623
3552sub main_loop { 3624sub main_loop {
3553 warn "EV::loop starting\n"; 3625 trace "EV::loop starting\n";
3554 if (1) { 3626 if (1) {
3555 EV::loop; 3627 EV::loop;
3556 } 3628 }
3557 warn "EV::loop returned\n"; 3629 trace "EV::loop returned\n";
3558 goto &main_loop unless $REALLY_UNLOOP; 3630 goto &main_loop unless $REALLY_UNLOOP;
3559} 3631}
3560 3632
3561sub main { 3633sub main {
3562 cf::init_globals; # initialise logging 3634 cf::init_globals; # initialise logging
3563 3635
3564 LOG llevInfo, "Welcome to Deliantra, v" . VERSION; 3636 LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3565 LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team."; 3637 LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3566 LOG llevInfo, "Copyright (C) 1994 Mark Wedel."; 3638 LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3567 LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen."; 3639 LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3568 3640
3569 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority 3641 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3570 3642
… …
3578 }; 3650 };
3579 3651
3580 evthread_start IO::AIO::poll_fileno; 3652 evthread_start IO::AIO::poll_fileno;
3581 3653
3582 cf::sync_job { 3654 cf::sync_job {
3583 cf::init_experience; 3655 cf::incloader::init ();
3656
3584 cf::init_anim; 3657 cf::init_anim;
3585 cf::init_attackmess; 3658 cf::init_attackmess;
3586 cf::init_dynamic; 3659 cf::init_dynamic;
3587 3660
3588 cf::load_settings; 3661 cf::load_settings;
3589 cf::load_materials;
3590 3662
3591 reload_resources; 3663 reload_resources;
3592 reload_config; 3664 reload_config;
3593 db_init; 3665 db_init;
3594 3666
… …
3606 3678
3607 # no (long-running) fork's whatsoever before this point(!) 3679 # no (long-running) fork's whatsoever before this point(!)
3608 use POSIX (); 3680 use POSIX ();
3609 POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD}; 3681 POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3610 3682
3611 (pop @POST_INIT)->(0) while @POST_INIT; 3683 cf::_post_init 0;
3612 }; 3684 };
3613 3685
3614 cf::object::thawer::errors_are_fatal 0; 3686 cf::object::thawer::errors_are_fatal 0;
3615 warn "parse errors in files are no longer fatal from this point on.\n"; 3687 info "parse errors in files are no longer fatal from this point on.\n";
3616 3688
3689 my $free_main; $free_main = EV::idle sub {
3690 undef $free_main;
3691 undef &main; # free gobs of memory :)
3692 };
3693
3617 main_loop; 3694 goto &main_loop;
3618} 3695}
3619 3696
3620############################################################################# 3697#############################################################################
3621# initialisation and cleanup 3698# initialisation and cleanup
3622 3699
… …
3661 or return; 3738 or return;
3662 3739
3663 aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE 3740 aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3664 and return; 3741 and return;
3665 3742
3666 warn sprintf "runtime file written (%gs).\n", AE::time - $t0; 3743 trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3667 3744
3668 1 3745 1
3669} 3746}
3670 3747
3671our $uuid_lock; 3748our $uuid_lock;
… …
3683 or return; 3760 or return;
3684 3761
3685 my $value = uuid_seq uuid_cur; 3762 my $value = uuid_seq uuid_cur;
3686 3763
3687 unless ($value) { 3764 unless ($value) {
3688 warn "cowardly refusing to write zero uuid value!\n"; 3765 info "cowardly refusing to write zero uuid value!\n";
3689 return; 3766 return;
3690 } 3767 }
3691 3768
3692 my $value = uuid_str $value + $uuid_skip; 3769 my $value = uuid_str $value + $uuid_skip;
3693 $uuid_skip = 0; 3770 $uuid_skip = 0;
… …
3703 or return; 3780 or return;
3704 3781
3705 aio_rename "$uuid~", $uuid 3782 aio_rename "$uuid~", $uuid
3706 and return; 3783 and return;
3707 3784
3708 warn "uuid file written ($value).\n"; 3785 trace "uuid file written ($value).\n";
3709 3786
3710 1 3787 1
3711 3788
3712} 3789}
3713 3790
… …
3719} 3796}
3720 3797
3721sub emergency_save() { 3798sub emergency_save() {
3722 my $freeze_guard = cf::freeze_mainloop; 3799 my $freeze_guard = cf::freeze_mainloop;
3723 3800
3724 warn "emergency_perl_save: enter\n"; 3801 info "emergency_perl_save: enter\n";
3802
3803 # this is a trade-off: we want to be very quick here, so
3804 # save all maps without fsync, and later call a global sync
3805 # (which in turn might be very very slow)
3806 local $USE_FSYNC = 0;
3725 3807
3726 cf::sync_job { 3808 cf::sync_job {
3727 # this is a trade-off: we want to be very quick here, so 3809 cf::write_runtime_sync; # external watchdog should not bark
3728 # save all maps without fsync, and later call a global sync
3729 # (which in turn might be very very slow)
3730 local $USE_FSYNC = 0;
3731 3810
3732 # use a peculiar iteration method to avoid tripping on perl 3811 # use a peculiar iteration method to avoid tripping on perl
3733 # refcount bugs in for. also avoids problems with players 3812 # refcount bugs in for. also avoids problems with players
3734 # and maps saved/destroyed asynchronously. 3813 # and maps saved/destroyed asynchronously.
3735 warn "emergency_perl_save: begin player save\n"; 3814 info "emergency_perl_save: begin player save\n";
3736 for my $login (keys %cf::PLAYER) { 3815 for my $login (keys %cf::PLAYER) {
3737 my $pl = $cf::PLAYER{$login} or next; 3816 my $pl = $cf::PLAYER{$login} or next;
3738 $pl->valid or next; 3817 $pl->valid or next;
3739 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt 3818 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3740 $pl->save; 3819 $pl->save;
3741 } 3820 }
3742 warn "emergency_perl_save: end player save\n"; 3821 info "emergency_perl_save: end player save\n";
3743 3822
3823 cf::write_runtime_sync; # external watchdog should not bark
3824
3744 warn "emergency_perl_save: begin map save\n"; 3825 info "emergency_perl_save: begin map save\n";
3745 for my $path (keys %cf::MAP) { 3826 for my $path (keys %cf::MAP) {
3746 my $map = $cf::MAP{$path} or next; 3827 my $map = $cf::MAP{$path} or next;
3747 $map->valid or next; 3828 $map->valid or next;
3748 $map->save; 3829 $map->save;
3749 } 3830 }
3750 warn "emergency_perl_save: end map save\n"; 3831 info "emergency_perl_save: end map save\n";
3751 3832
3833 cf::write_runtime_sync; # external watchdog should not bark
3834
3752 warn "emergency_perl_save: begin database checkpoint\n"; 3835 info "emergency_perl_save: begin database checkpoint\n";
3753 BDB::db_env_txn_checkpoint $DB_ENV; 3836 BDB::db_env_txn_checkpoint $DB_ENV;
3754 warn "emergency_perl_save: end database checkpoint\n"; 3837 info "emergency_perl_save: end database checkpoint\n";
3755 3838
3756 warn "emergency_perl_save: begin write uuid\n"; 3839 info "emergency_perl_save: begin write uuid\n";
3757 write_uuid_sync 1; 3840 write_uuid_sync 1;
3758 warn "emergency_perl_save: end write uuid\n"; 3841 info "emergency_perl_save: end write uuid\n";
3842
3843 cf::write_runtime_sync; # external watchdog should not bark
3844
3845 trace "emergency_perl_save: syncing database to disk";
3846 BDB::db_env_txn_checkpoint $DB_ENV;
3847
3848 info "emergency_perl_save: starting sync\n";
3849 IO::AIO::aio_sync sub {
3850 info "emergency_perl_save: finished sync\n";
3851 };
3852
3853 cf::write_runtime_sync; # external watchdog should not bark
3854
3855 trace "emergency_perl_save: flushing outstanding aio requests";
3856 while (IO::AIO::nreqs || BDB::nreqs) {
3857 Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3858 }
3859
3860 cf::write_runtime_sync; # external watchdog should not bark
3759 }; 3861 };
3760 3862
3761 warn "emergency_perl_save: starting sync()\n";
3762 IO::AIO::aio_sync sub {
3763 warn "emergency_perl_save: finished sync()\n";
3764 };
3765
3766 warn "emergency_perl_save: leave\n"; 3863 info "emergency_perl_save: leave\n";
3767} 3864}
3768 3865
3769sub post_cleanup { 3866sub post_cleanup {
3770 my ($make_core) = @_; 3867 my ($make_core) = @_;
3771 3868
3869 IO::AIO::flush;
3870
3772 warn Carp::longmess "post_cleanup backtrace" 3871 error Carp::longmess "post_cleanup backtrace"
3773 if $make_core; 3872 if $make_core;
3774 3873
3775 my $fh = pidfile; 3874 my $fh = pidfile;
3776 unlink $PIDFILE if <$fh> == $$; 3875 unlink $PIDFILE if <$fh> == $$;
3777} 3876}
… …
3801 } 3900 }
3802} 3901}
3803 3902
3804sub do_reload_perl() { 3903sub do_reload_perl() {
3805 # can/must only be called in main 3904 # can/must only be called in main
3806 if (in_main) { 3905 unless (in_main) {
3807 warn "can only reload from main coroutine"; 3906 error "can only reload from main coroutine";
3808 return; 3907 return;
3809 } 3908 }
3810 3909
3811 return if $RELOAD++; 3910 return if $RELOAD++;
3812 3911
3813 my $t1 = AE::time; 3912 my $t1 = AE::time;
3814 3913
3815 while ($RELOAD) { 3914 while ($RELOAD) {
3816 warn "reloading..."; 3915 cf::get_slot 0.1, -1, "reload_perl";
3916 info "perl_reload: reloading...";
3817 3917
3818 warn "entering sync_job"; 3918 trace "perl_reload: entering sync_job";
3819 3919
3820 cf::sync_job { 3920 cf::sync_job {
3821 cf::write_runtime_sync; # external watchdog should not bark
3822 cf::emergency_save; 3921 #cf::emergency_save;
3823 cf::write_runtime_sync; # external watchdog should not bark
3824 3922
3825 warn "syncing database to disk";
3826 BDB::db_env_txn_checkpoint $DB_ENV;
3827
3828 # if anything goes wrong in here, we should simply crash as we already saved
3829
3830 warn "flushing outstanding aio requests";
3831 while (IO::AIO::nreqs || BDB::nreqs) {
3832 Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3833 }
3834
3835 warn "cancelling all extension coros"; 3923 trace "perl_reload: cancelling all extension coros";
3836 $_->cancel for values %EXT_CORO; 3924 $_->cancel for values %EXT_CORO;
3837 %EXT_CORO = (); 3925 %EXT_CORO = ();
3838 3926
3839 warn "removing commands"; 3927 trace "perl_reload: removing commands";
3840 %COMMAND = (); 3928 %COMMAND = ();
3841 3929
3842 warn "removing ext/exti commands"; 3930 trace "perl_reload: removing ext/exti commands";
3843 %EXTCMD = (); 3931 %EXTCMD = ();
3844 %EXTICMD = (); 3932 %EXTICMD = ();
3845 3933
3846 warn "unloading/nuking all extensions"; 3934 trace "perl_reload: unloading/nuking all extensions";
3847 for my $pkg (@EXTS) { 3935 for my $pkg (@EXTS) {
3848 warn "... unloading $pkg"; 3936 trace "... unloading $pkg";
3849 3937
3850 if (my $cb = $pkg->can ("unload")) { 3938 if (my $cb = $pkg->can ("unload")) {
3851 eval { 3939 eval {
3852 $cb->($pkg); 3940 $cb->($pkg);
3853 1 3941 1
3854 } or warn "$pkg unloaded, but with errors: $@"; 3942 } or error "$pkg unloaded, but with errors: $@";
3855 } 3943 }
3856 3944
3857 warn "... clearing $pkg"; 3945 trace "... clearing $pkg";
3858 clear_package $pkg; 3946 clear_package $pkg;
3859 } 3947 }
3860 3948
3861 warn "unloading all perl modules loaded from $LIBDIR"; 3949 trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3862 while (my ($k, $v) = each %INC) { 3950 while (my ($k, $v) = each %INC) {
3863 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/; 3951 next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3864 3952
3865 warn "... unloading $k"; 3953 trace "... unloading $k";
3866 delete $INC{$k}; 3954 delete $INC{$k};
3867 3955
3868 $k =~ s/\.pm$//; 3956 $k =~ s/\.pm$//;
3869 $k =~ s/\//::/g; 3957 $k =~ s/\//::/g;
3870 3958
… …
3873 } 3961 }
3874 3962
3875 clear_package $k; 3963 clear_package $k;
3876 } 3964 }
3877 3965
3878 warn "getting rid of safe::, as good as possible"; 3966 trace "perl_reload: getting rid of safe::, as good as possible";
3879 clear_package "safe::$_" 3967 clear_package "safe::$_"
3880 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region); 3968 for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3881 3969
3882 warn "unloading cf.pm \"a bit\""; 3970 trace "perl_reload: unloading cf.pm \"a bit\"";
3883 delete $INC{"cf.pm"}; 3971 delete $INC{"cf.pm"};
3884 delete $INC{"cf/$_.pm"} for @EXTRA_MODULES; 3972 delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3885 3973
3886 # don't, removes xs symbols, too, 3974 # don't, removes xs symbols, too,
3887 # and global variables created in xs 3975 # and global variables created in xs
3888 #clear_package __PACKAGE__; 3976 #clear_package __PACKAGE__;
3889 3977
3890 warn "unload completed, starting to reload now"; 3978 info "perl_reload: unload completed, starting to reload now";
3891 3979
3892 warn "reloading cf.pm"; 3980 trace "perl_reload: reloading cf.pm";
3893 require cf; 3981 require cf;
3894 cf::_connect_to_perl_1; 3982 cf::_connect_to_perl_1;
3895 3983
3896 warn "loading config and database again"; 3984 trace "perl_reload: loading config and database again";
3897 cf::reload_config; 3985 cf::reload_config;
3898 3986
3899 warn "loading extensions"; 3987 trace "perl_reload: loading extensions";
3900 cf::load_extensions; 3988 cf::load_extensions;
3901 3989
3902 if ($REATTACH_ON_RELOAD) { 3990 if ($REATTACH_ON_RELOAD) {
3903 warn "reattaching attachments to objects/players"; 3991 trace "perl_reload: reattaching attachments to objects/players";
3904 _global_reattach; # objects, sockets 3992 _global_reattach; # objects, sockets
3905 warn "reattaching attachments to maps"; 3993 trace "perl_reload: reattaching attachments to maps";
3906 reattach $_ for values %MAP; 3994 reattach $_ for values %MAP;
3907 warn "reattaching attachments to players"; 3995 trace "perl_reload: reattaching attachments to players";
3908 reattach $_ for values %PLAYER; 3996 reattach $_ for values %PLAYER;
3909 } 3997 }
3910 3998
3911 warn "running post_init jobs"; 3999 cf::_post_init 1;
3912 (pop @POST_INIT)->(1) while @POST_INIT;
3913 4000
3914 warn "leaving sync_job"; 4001 trace "perl_reload: leaving sync_job";
3915 4002
3916 1 4003 1
3917 } or do { 4004 } or do {
3918 warn $@; 4005 error $@;
3919 cf::cleanup "error while reloading, exiting."; 4006 cf::cleanup "perl_reload: error, exiting.";
3920 }; 4007 };
3921 4008
3922 warn "reloaded";
3923 --$RELOAD; 4009 --$RELOAD;
3924 } 4010 }
3925 4011
3926 $t1 = AE::time - $t1; 4012 $t1 = AE::time - $t1;
3927 warn "reload completed in ${t1}s\n"; 4013 info "perl_reload: completed in ${t1}s\n";
3928}; 4014};
3929 4015
3930our $RELOAD_WATCHER; # used only during reload 4016our $RELOAD_WATCHER; # used only during reload
3931 4017
3932sub reload_perl() { 4018sub reload_perl() {
… …
3953 reload_perl; 4039 reload_perl;
3954 }; 4040 };
3955 } 4041 }
3956}; 4042};
3957 4043
3958unshift @INC, $LIBDIR; 4044#############################################################################
3959 4045
3960my $bug_warning = 0; 4046my $bug_warning = 0;
3961 4047
3962our @WAIT_FOR_TICK; 4048our @WAIT_FOR_TICK;
3963our @WAIT_FOR_TICK_BEGIN; 4049our @WAIT_FOR_TICK_BEGIN;
3964 4050
3965sub wait_for_tick { 4051sub wait_for_tick() {
3966 return Coro::cede if tick_inhibit || $Coro::current == $Coro::main; 4052 return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3967 4053
3968 my $signal = new Coro::Signal; 4054 my $signal = new Coro::Signal;
3969 push @WAIT_FOR_TICK, $signal; 4055 push @WAIT_FOR_TICK, $signal;
3970 $signal->wait; 4056 $signal->wait;
3971} 4057}
3972 4058
3973sub wait_for_tick_begin { 4059sub wait_for_tick_begin() {
3974 return Coro::cede if tick_inhibit || $Coro::current == $Coro::main; 4060 return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3975 4061
3976 my $signal = new Coro::Signal; 4062 my $signal = new Coro::Signal;
3977 push @WAIT_FOR_TICK_BEGIN, $signal; 4063 push @WAIT_FOR_TICK_BEGIN, $signal;
3978 $signal->wait; 4064 $signal->wait;
… …
3992 if ($NOW >= $NEXT_RUNTIME_WRITE) { 4078 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3993 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.; 4079 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3994 Coro::async_pool { 4080 Coro::async_pool {
3995 $Coro::current->{desc} = "runtime saver"; 4081 $Coro::current->{desc} = "runtime saver";
3996 write_runtime_sync 4082 write_runtime_sync
3997 or warn "ERROR: unable to write runtime file: $!"; 4083 or error "ERROR: unable to write runtime file: $!";
3998 }; 4084 };
3999 } 4085 }
4000 4086
4001 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) { 4087 if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
4002 $sig->send; 4088 $sig->send;
… …
4010 4096
4011 if (0) { 4097 if (0) {
4012 if ($NEXT_TICK) { 4098 if ($NEXT_TICK) {
4013 my $jitter = $TICK_START - $NEXT_TICK; 4099 my $jitter = $TICK_START - $NEXT_TICK;
4014 $JITTER = $JITTER * 0.75 + $jitter * 0.25; 4100 $JITTER = $JITTER * 0.75 + $jitter * 0.25;
4015 warn "jitter $JITTER\n";#d# 4101 debug "jitter $JITTER\n";#d#
4016 } 4102 }
4017 } 4103 }
4018} 4104}
4019 4105
4020{ 4106{
… …
4065 IO::AIO::min_parallel 8; 4151 IO::AIO::min_parallel 8;
4066 IO::AIO::max_poll_time $TICK * 0.1; 4152 IO::AIO::max_poll_time $TICK * 0.1;
4067 undef $AnyEvent::AIO::WATCHER; 4153 undef $AnyEvent::AIO::WATCHER;
4068} 4154}
4069 4155
4070my $_log_backtrace; 4156our $_log_backtrace;
4157our $_log_backtrace_last;
4071 4158
4072sub _log_backtrace { 4159sub _log_backtrace {
4073 my ($msg, @addr) = @_; 4160 my ($msg, @addr) = @_;
4074 4161
4075 $msg =~ s/\n//; 4162 $msg =~ s/\n$//;
4076 4163
4164 if ($_log_backtrace_last eq $msg) {
4165 LOG llevInfo, "[ABT] $msg\n";
4166 LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
4077 # limit the # of concurrent backtraces 4167 # limit the # of concurrent backtraces
4078 if ($_log_backtrace < 2) { 4168 } elsif ($_log_backtrace < 2) {
4169 $_log_backtrace_last = $msg;
4079 ++$_log_backtrace; 4170 ++$_log_backtrace;
4080 my $perl_bt = Carp::longmess $msg; 4171 my $perl_bt = Carp::longmess $msg;
4081 async { 4172 async {
4082 $Coro::current->{desc} = "abt $msg"; 4173 $Coro::current->{desc} = "abt $msg";
4083 4174
… …
4103 LOG llevInfo, "[ABT] $_\n" for @bt; 4194 LOG llevInfo, "[ABT] $_\n" for @bt;
4104 --$_log_backtrace; 4195 --$_log_backtrace;
4105 }; 4196 };
4106 } else { 4197 } else {
4107 LOG llevInfo, "[ABT] $msg\n"; 4198 LOG llevInfo, "[ABT] $msg\n";
4108 LOG llevInfo, "[ABT] [suppressed]\n"; 4199 LOG llevInfo, "[ABT] [overload, suppressed]\n";
4109 } 4200 }
4110} 4201}
4111 4202
4112# load additional modules 4203# load additional modules
4113require "cf/$_.pm" for @EXTRA_MODULES; 4204require "cf/$_.pm" for @EXTRA_MODULES;

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