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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.449 by root, Sat Sep 20 00:09:27 2008 UTC vs.
Revision 1.464 by root, Thu Jan 1 18:35:48 2009 UTC

… …
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 ();
… …
81our %EXTCMD = (); 83our %EXTCMD = ();
82our %EXTICMD = (); 84our %EXTICMD = ();
83our %EXT_CORO = (); # coroutines bound to extensions 85our %EXT_CORO = (); # coroutines bound to extensions
84our %EXT_MAP = (); # pluggable maps 86our %EXT_MAP = (); # pluggable maps
85 87
86our $RELOAD; # number of reloads so far 88our $RELOAD; # number of reloads so far, non-zero while in reload
87our @EVENT; 89our @EVENT;
88 90
89our $CONFDIR = confdir; 91our $CONFDIR = confdir;
90our $DATADIR = datadir; 92our $DATADIR = datadir;
91our $LIBDIR = "$DATADIR/ext"; 93our $LIBDIR = "$DATADIR/ext";
… …
128our $LOAD; # a number between 0 (idle) and 1 (too many objects) 130our $LOAD; # a number between 0 (idle) and 1 (too many objects)
129our $LOADAVG; # same thing, but with alpha-smoothing 131our $LOADAVG; # same thing, but with alpha-smoothing
130our $JITTER; # average jitter 132our $JITTER; # average jitter
131our $TICK_START; # for load detecting purposes 133our $TICK_START; # for load detecting purposes
132 134
135our @POST_INIT;
136
137our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
138
133binmode STDOUT; 139binmode STDOUT;
134binmode STDERR; 140binmode STDERR;
135 141
136# read virtual server time, if available 142# read virtual server time, if available
137unless ($RUNTIME || !-e $RUNTIMEFILE) { 143unless ($RUNTIME || !-e $RUNTIMEFILE) {
… …
305our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max 311our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
306 312
307sub encode_json($) { $json_coder->encode ($_[0]) } 313sub encode_json($) { $json_coder->encode ($_[0]) }
308sub decode_json($) { $json_coder->decode ($_[0]) } 314sub decode_json($) { $json_coder->decode ($_[0]) }
309 315
316=item cf::post_init { BLOCK }
317
318Execute the given codeblock, I<after> all extensions have been (re-)loaded,
319but I<before> the server starts ticking again.
320
321The cdoeblock will have a single boolean argument to indicate whether this
322is a reload or not.
323
324=cut
325
326sub post_init(&) {
327 push @POST_INIT, shift;
328}
329
310=item cf::lock_wait $string 330=item cf::lock_wait $string
311 331
312Wait until the given lock is available. See cf::lock_acquire. 332Wait until the given lock is available. See cf::lock_acquire.
313 333
314=item my $lock = cf::lock_acquire $string 334=item my $lock = cf::lock_acquire $string
315 335
316Wait until the given lock is available and then acquires it and returns 336Wait until the given lock is available and then acquires it and returns
317a Coro::guard object. If the guard object gets destroyed (goes out of scope, 337a L<Guard> object. If the guard object gets destroyed (goes out of scope,
318for example when the coroutine gets canceled), the lock is automatically 338for example when the coroutine gets canceled), the lock is automatically
319returned. 339returned.
320 340
321Locks are *not* recursive, locking from the same coro twice results in a 341Locks are *not* recursive, locking from the same coro twice results in a
322deadlocked coro. 342deadlocked coro.
… …
328 348
329Return true if the lock is currently active, i.e. somebody has locked it. 349Return true if the lock is currently active, i.e. somebody has locked it.
330 350
331=cut 351=cut
332 352
333our %LOCK; 353our $LOCKS = new Coro::SemaphoreSet;
334our %LOCKER;#d#
335 354
336sub lock_wait($) { 355sub lock_wait($) {
337 my ($key) = @_; 356 $LOCKS->wait ($_[0]);
338
339 if ($LOCKER{$key} == $Coro::current) {#d#
340 Carp::cluck "lock_wait($key) for already-acquired lock";#d#
341 return;#d#
342 }#d#
343
344 # wait for lock, if any
345 while ($LOCK{$key}) {
346 push @{ $LOCK{$key} }, $Coro::current;
347 Coro::schedule;
348 }
349} 357}
350 358
351sub lock_acquire($) { 359sub lock_acquire($) {
352 my ($key) = @_; 360 $LOCKS->guard ($_[0])
353
354 # wait, to be sure we are not locked
355 lock_wait $key;
356
357 $LOCK{$key} = [];
358 $LOCKER{$key} = $Coro::current;#d#
359
360 Coro::guard {
361 delete $LOCKER{$key};#d#
362 # wake up all waiters, to be on the safe side
363 $_->ready for @{ delete $LOCK{$key} };
364 }
365} 361}
366 362
367sub lock_active($) { 363sub lock_active($) {
368 my ($key) = @_; 364 $LOCKS->count ($_[0]) < 1
369
370 ! ! $LOCK{$key}
371} 365}
372 366
373sub freeze_mainloop { 367sub freeze_mainloop {
374 tick_inhibit_inc; 368 tick_inhibit_inc;
375 369
376 Coro::guard \&tick_inhibit_dec; 370 &Guard::guard (\&tick_inhibit_dec);
377} 371}
378 372
379=item cf::periodic $interval, $cb 373=item cf::periodic $interval, $cb
380 374
381Like EV::periodic, but randomly selects a starting point so that the actions 375Like EV::periodic, but randomly selects a starting point so that the actions
… …
1170 } else { 1164 } else {
1171 aio_unlink "$filename.pst"; 1165 aio_unlink "$filename.pst";
1172 } 1166 }
1173 1167
1174 aio_rename "$filename~", $filename; 1168 aio_rename "$filename~", $filename;
1169
1170 $filename =~ s%/[^/]+$%%;
1171 aio_pathsync $filename if $cf::USE_FSYNC;
1175 } else { 1172 } else {
1176 warn "FATAL: $filename~: $!\n"; 1173 warn "unable to save objects: $filename~: $!\n";
1177 } 1174 }
1178 } else { 1175 } else {
1179 aio_unlink $filename; 1176 aio_unlink $filename;
1180 aio_unlink "$filename.pst"; 1177 aio_unlink "$filename.pst";
1181 } 1178 }
… …
1272 my ($name, $cb) = @_; 1269 my ($name, $cb) = @_;
1273 1270
1274 $EXTICMD{$name} = $cb; 1271 $EXTICMD{$name} = $cb;
1275} 1272}
1276 1273
1274use File::Glob ();
1275
1277cf::player->attach ( 1276cf::player->attach (
1278 on_command => sub { 1277 on_command => sub {
1279 my ($pl, $name, $params) = @_; 1278 my ($pl, $name, $params) = @_;
1280 1279
1281 my $cb = $COMMAND{$name} 1280 my $cb = $COMMAND{$name}
… …
1312 } 1311 }
1313 1312
1314 cf::override; 1313 cf::override;
1315 }, 1314 },
1316); 1315);
1316
1317# "readahead" all extensions
1318sub cache_extensions {
1319 my $grp = IO::AIO::aio_group;
1320
1321 add $grp IO::AIO::aio_readdir $LIBDIR, sub {
1322 for (grep /\.ext$/, @{$_[0]}) {
1323 add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
1324 }
1325 };
1326
1327 $grp
1328}
1317 1329
1318sub load_extensions { 1330sub load_extensions {
1319 cf::sync_job { 1331 cf::sync_job {
1320 my %todo; 1332 my %todo;
1321 1333
… …
1444 1456
1445sub exists($) { 1457sub exists($) {
1446 my ($login) = @_; 1458 my ($login) = @_;
1447 1459
1448 $cf::PLAYER{$login} 1460 $cf::PLAYER{$login}
1449 or cf::sync_job { !aio_stat path $login } 1461 or !aio_stat path $login
1450} 1462}
1451 1463
1452sub find($) { 1464sub find($) {
1453 return $cf::PLAYER{$_[0]} || do { 1465 return $cf::PLAYER{$_[0]} || do {
1454 my $login = $_[0]; 1466 my $login = $_[0];
… …
1850 1862
1851 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go; 1863 (my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1852 "$UNIQUEDIR/$path" 1864 "$UNIQUEDIR/$path"
1853} 1865}
1854 1866
1855# and all this just because we cannot iterate over
1856# all maps in C++...
1857sub change_all_map_light {
1858 my ($change) = @_;
1859
1860 $_->change_map_light ($change)
1861 for grep $_->outdoor, values %cf::MAP;
1862}
1863
1864sub decay_objects { 1867sub decay_objects {
1865 my ($self) = @_; 1868 my ($self) = @_;
1866 1869
1867 return if $self->{deny_reset}; 1870 return if $self->{deny_reset};
1868 1871
… …
1950sub find { 1953sub find {
1951 my ($path, $origin) = @_; 1954 my ($path, $origin) = @_;
1952 1955
1953 $path = normalise $path, $origin && $origin->path; 1956 $path = normalise $path, $origin && $origin->path;
1954 1957
1955 cf::lock_wait "map_data:$path";#d#remove 1958 my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1956 cf::lock_wait "map_find:$path"; 1959 my $guard2 = cf::lock_acquire "map_find:$path";
1957 1960
1958 $cf::MAP{$path} || do { 1961 $cf::MAP{$path} || do {
1959 my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1960 my $guard2 = cf::lock_acquire "map_find:$path";
1961
1962 my $map = new_from_path cf::map $path 1962 my $map = new_from_path cf::map $path
1963 or return; 1963 or return;
1964 1964
1965 $map->{last_save} = $cf::RUNTIME; 1965 $map->{last_save} = $cf::RUNTIME;
1966 1966
… …
2033 2033
2034 unless ($self->{deny_activate}) { 2034 unless ($self->{deny_activate}) {
2035 $self->decay_objects; 2035 $self->decay_objects;
2036 $self->fix_auto_apply; 2036 $self->fix_auto_apply;
2037 $self->update_buttons; 2037 $self->update_buttons;
2038 cf::cede_to_tick;
2039 $self->set_darkness_map;
2040 cf::cede_to_tick; 2038 cf::cede_to_tick;
2041 $self->activate; 2039 $self->activate;
2042 } 2040 }
2043 2041
2044 $self->{last_save} = $cf::RUNTIME; 2042 $self->{last_save} = $cf::RUNTIME;
… …
2771 id => "infobox", 2769 id => "infobox",
2772 title => "Body Parts", 2770 title => "Body Parts",
2773 reply => undef, 2771 reply => undef,
2774 tooltip => "Shows which body parts you posess and are available", 2772 tooltip => "Shows which body parts you posess and are available",
2775 }, 2773 },
2774 "c/skills" => {
2775 id => "infobox",
2776 title => "Skills",
2777 reply => undef,
2778 tooltip => "Shows your experience per skill and item power",
2779 },
2776 "c/uptime" => { 2780 "c/uptime" => {
2777 id => "infobox", 2781 id => "infobox",
2778 title => "Uptime", 2782 title => "Uptime",
2779 reply => undef, 2783 reply => undef,
2780 tooltip => "How long the server has been running since last restart", 2784 tooltip => "How long the server has been running since last restart",
… …
2789 id => "party", 2793 id => "party",
2790 title => "Party", 2794 title => "Party",
2791 reply => "gsay ", 2795 reply => "gsay ",
2792 tooltip => "Messages and chat related to your party", 2796 tooltip => "Messages and chat related to your party",
2793 }, 2797 },
2798 "c/death" => {
2799 id => "death",
2800 title => "Death",
2801 reply => undef,
2802 tooltip => "Reason for and more info about your most recent death",
2803 },
2804 "c/say" => $SAY_CHANNEL,
2805 "c/chat" => $CHAT_CHANNEL,
2794); 2806);
2795 2807
2796sub cf::client::send_msg { 2808sub cf::client::send_msg {
2797 my ($self, $channel, $msg, $color, @extra) = @_; 2809 my ($self, $channel, $msg, $color, @extra) = @_;
2798 2810
… …
2803 2815
2804 # check predefined channels, for the benefit of C 2816 # check predefined channels, for the benefit of C
2805 if ($CHANNEL{$channel}) { 2817 if ($CHANNEL{$channel}) {
2806 $channel = $CHANNEL{$channel}; 2818 $channel = $CHANNEL{$channel};
2807 2819
2808 $self->ext_msg (channel_info => $channel) 2820 $self->ext_msg (channel_info => $channel);
2809 if $self->can_msg;
2810
2811 $channel = $channel->{id}; 2821 $channel = $channel->{id};
2812 2822
2813 } elsif (ref $channel) { 2823 } elsif (ref $channel) {
2814 # send meta info to client, if not yet sent 2824 # send meta info to client, if not yet sent
2815 unless (exists $self->{channel}{$channel->{id}}) { 2825 unless (exists $self->{channel}{$channel->{id}}) {
2816 $self->{channel}{$channel->{id}} = $channel; 2826 $self->{channel}{$channel->{id}} = $channel;
2817 $self->ext_msg (channel_info => $channel) 2827 $self->ext_msg (channel_info => $channel);
2818 if $self->can_msg;
2819 } 2828 }
2820 2829
2821 $channel = $channel->{id}; 2830 $channel = $channel->{id};
2822 } 2831 }
2823 2832
2824 return unless @extra || length $msg; 2833 return unless @extra || length $msg;
2825 2834
2826 if ($self->can_msg) {
2827 # default colour, mask it out 2835 # default colour, mask it out
2828 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF) 2836 $color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2829 if $color & cf::NDI_DEF; 2837 if $color & cf::NDI_DEF;
2830 2838
2831 my $pkt = "msg " 2839 my $pkt = "msg "
2832 . $self->{json_coder}->encode ( 2840 . $self->{json_coder}->encode (
2833 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra] 2841 [$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2834 ); 2842 );
2835 2843
2836 # try lzf for large packets 2844 # try lzf for large packets
2837 $pkt = "lzf " . Compress::LZF::compress $pkt 2845 $pkt = "lzf " . Compress::LZF::compress $pkt
2838 if 1024 <= length $pkt and $self->{can_lzf}; 2846 if 1024 <= length $pkt and $self->{can_lzf};
2839 2847
2840 # split very large packets 2848 # split very large packets
2841 if (8192 < length $pkt and $self->{can_lzf}) { 2849 if (8192 < length $pkt and $self->{can_lzf}) {
2842 $self->send_packet ("frag $_") for unpack "(a8192)*", $pkt; 2850 $self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2843 $pkt = "frag"; 2851 $pkt = "frag";
2844 } 2852 }
2845 2853
2846 $self->send_packet ($pkt); 2854 $self->send_packet ($pkt);
2847 } else {
2848 if ($color >= 0) {
2849 # replace some tags by gcfclient-compatible ones
2850 for ($msg) {
2851 1 while
2852 s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2853 || s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2854 || s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2855 || s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2856 || s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2857 }
2858
2859 $color &= cf::NDI_COLOR_MASK;
2860
2861 utf8::encode $msg;
2862
2863 if (0 && $msg =~ /\[/) {
2864 # COMMAND/INFO
2865 $self->send_packet ("drawextinfo $color 10 8 $msg")
2866 } else {
2867 $msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2868 $self->send_packet ("drawinfo $color $msg")
2869 }
2870 }
2871 }
2872} 2855}
2873 2856
2874=item $client->ext_msg ($type, @msg) 2857=item $client->ext_msg ($type, @msg)
2875 2858
2876Sends an ext event to the client. 2859Sends an ext event to the client.
… …
3334 reload_treasures; 3317 reload_treasures;
3335 3318
3336 warn "finished reloading resource files\n"; 3319 warn "finished reloading resource files\n";
3337} 3320}
3338 3321
3339sub init {
3340 my $guard = freeze_mainloop;
3341
3342 evthread_start IO::AIO::poll_fileno;
3343
3344 reload_resources;
3345}
3346
3347sub reload_config { 3322sub reload_config {
3348 open my $fh, "<:utf8", "$CONFDIR/config" 3323 open my $fh, "<:utf8", "$CONFDIR/config"
3349 or return; 3324 or return;
3350 3325
3351 local $/; 3326 local $/;
… …
3383 seek $fh, 0, 0; 3358 seek $fh, 0, 0;
3384 print $fh $$; 3359 print $fh $$;
3385} 3360}
3386 3361
3387sub main { 3362sub main {
3388 atomic; 3363 cf::init_globals; # initialise logging
3364
3365 LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
3366 LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
3367 LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
3368 LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
3369
3370 cf::init_experience;
3371 cf::init_anim;
3372 cf::init_attackmess;
3373 cf::init_dynamic;
3374
3375 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3389 3376
3390 # we must not ever block the main coroutine 3377 # we must not ever block the main coroutine
3391 local $Coro::idle = sub { 3378 local $Coro::idle = sub {
3392 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d# 3379 Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3393 (async { 3380 (async {
3394 $Coro::current->{desc} = "IDLE BUG HANDLER"; 3381 $Coro::current->{desc} = "IDLE BUG HANDLER";
3395 EV::loop EV::LOOP_ONESHOT; 3382 EV::loop EV::LOOP_ONESHOT;
3396 })->prio (Coro::PRIO_MAX); 3383 })->prio (Coro::PRIO_MAX);
3397 }; 3384 };
3398 3385
3399 { 3386 evthread_start IO::AIO::poll_fileno;
3400 my $guard = freeze_mainloop; 3387
3388 cf::sync_job {
3389 reload_resources;
3401 reload_config; 3390 reload_config;
3402 db_init; 3391 db_init;
3392
3393 cf::load_settings;
3394 cf::load_materials;
3395 cf::init_uuid;
3396 cf::init_signals;
3397 cf::init_commands;
3398 cf::init_skills;
3399
3400 cf::init_beforeplay;
3401
3402 atomic;
3403
3403 load_extensions; 3404 load_extensions;
3404 3405
3405 $Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
3406 }
3407
3408 utime time, time, $RUNTIMEFILE; 3406 utime time, time, $RUNTIMEFILE;
3409 3407
3410 # no (long-running) fork's whatsoever before this point(!) 3408 # no (long-running) fork's whatsoever before this point(!)
3411 POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD}; 3409 POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
3410
3411 (pop @POST_INIT)->(0) while @POST_INIT;
3412 };
3412 3413
3413 EV::loop; 3414 EV::loop;
3414} 3415}
3415 3416
3416############################################################################# 3417#############################################################################
… …
3474 my $uuid = "$LOCALDIR/uuid"; 3475 my $uuid = "$LOCALDIR/uuid";
3475 3476
3476 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644 3477 my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
3477 or return; 3478 or return;
3478 3479
3479 my $value = uuid_str $uuid_skip + uuid_seq uuid_cur; 3480 my $value = uuid_seq uuid_cur;
3481
3482 unless ($value) {
3483 warn "cowardly refusing to write zero uuid value!\n";
3484 return;
3485 }
3486
3487 my $value = uuid_str $value + $uuid_skip;
3480 $uuid_skip = 0; 3488 $uuid_skip = 0;
3481 3489
3482 (aio_write $fh, 0, (length $value), $value, 0) <= 0 3490 (aio_write $fh, 0, (length $value), $value, 0) <= 0
3483 and return; 3491 and return;
3484 3492
… …
3506} 3514}
3507 3515
3508sub emergency_save() { 3516sub emergency_save() {
3509 my $freeze_guard = cf::freeze_mainloop; 3517 my $freeze_guard = cf::freeze_mainloop;
3510 3518
3511 warn "enter emergency perl save\n"; 3519 warn "emergency_perl_save: enter\n";
3512 3520
3513 cf::sync_job { 3521 cf::sync_job {
3522 # this is a trade-off: we want to be very quick here, so
3523 # save all maps without fsync, and later call a global sync
3524 # (which in turn might be very very slow)
3525 local $USE_FSYNC = 0;
3526
3514 # use a peculiar iteration method to avoid tripping on perl 3527 # use a peculiar iteration method to avoid tripping on perl
3515 # refcount bugs in for. also avoids problems with players 3528 # refcount bugs in for. also avoids problems with players
3516 # and maps saved/destroyed asynchronously. 3529 # and maps saved/destroyed asynchronously.
3517 warn "begin emergency player save\n"; 3530 warn "emergency_perl_save: begin player save\n";
3518 for my $login (keys %cf::PLAYER) { 3531 for my $login (keys %cf::PLAYER) {
3519 my $pl = $cf::PLAYER{$login} or next; 3532 my $pl = $cf::PLAYER{$login} or next;
3520 $pl->valid or next; 3533 $pl->valid or next;
3521 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt 3534 delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3522 $pl->save; 3535 $pl->save;
3523 } 3536 }
3524 warn "end emergency player save\n"; 3537 warn "emergency_perl_save: end player save\n";
3525 3538
3526 warn "begin emergency map save\n"; 3539 warn "emergency_perl_save: begin map save\n";
3527 for my $path (keys %cf::MAP) { 3540 for my $path (keys %cf::MAP) {
3528 my $map = $cf::MAP{$path} or next; 3541 my $map = $cf::MAP{$path} or next;
3529 $map->valid or next; 3542 $map->valid or next;
3530 $map->save; 3543 $map->save;
3531 } 3544 }
3532 warn "end emergency map save\n"; 3545 warn "emergency_perl_save: end map save\n";
3533 3546
3534 warn "begin emergency database checkpoint\n"; 3547 warn "emergency_perl_save: begin database checkpoint\n";
3535 BDB::db_env_txn_checkpoint $DB_ENV; 3548 BDB::db_env_txn_checkpoint $DB_ENV;
3536 warn "end emergency database checkpoint\n"; 3549 warn "emergency_perl_save: end database checkpoint\n";
3537 3550
3538 warn "begin write uuid\n"; 3551 warn "emergency_perl_save: begin write uuid\n";
3539 write_uuid_sync 1; 3552 write_uuid_sync 1;
3540 warn "end write uuid\n"; 3553 warn "emergency_perl_save: end write uuid\n";
3541 }; 3554 };
3542 3555
3556 warn "emergency_perl_save: starting sync()\n";
3557 IO::AIO::aio_sync sub {
3558 warn "emergency_perl_save: finished sync()\n";
3559 };
3560
3543 warn "leave emergency perl save\n"; 3561 warn "emergency_perl_save: leave\n";
3544} 3562}
3545 3563
3546sub post_cleanup { 3564sub post_cleanup {
3547 my ($make_core) = @_; 3565 my ($make_core) = @_;
3548 3566
… …
3574 my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH}; 3592 my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
3575 for my $name (keys %$leaf_symtab) { 3593 for my $name (keys %$leaf_symtab) {
3576 _gv_clear *{"$pkg$name"}; 3594 _gv_clear *{"$pkg$name"};
3577# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"}; 3595# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
3578 } 3596 }
3579 warn "cleared package #$pkg\n";#d# 3597 warn "cleared package $pkg\n";#d#
3580} 3598}
3581
3582our $RELOAD; # how many times to reload
3583 3599
3584sub do_reload_perl() { 3600sub do_reload_perl() {
3585 # can/must only be called in main 3601 # can/must only be called in main
3586 if ($Coro::current != $Coro::main) { 3602 if ($Coro::current != $Coro::main) {
3587 warn "can only reload from main coroutine"; 3603 warn "can only reload from main coroutine";
3588 return; 3604 return;
3589 } 3605 }
3590 3606
3591 return if $RELOAD++; 3607 return if $RELOAD++;
3608
3609 my $t1 = EV::time;
3592 3610
3593 while ($RELOAD) { 3611 while ($RELOAD) {
3594 warn "reloading..."; 3612 warn "reloading...";
3595 3613
3596 warn "entering sync_job"; 3614 warn "entering sync_job";
… …
3675 cf::reload_config; 3693 cf::reload_config;
3676 3694
3677 warn "loading extensions"; 3695 warn "loading extensions";
3678 cf::load_extensions; 3696 cf::load_extensions;
3679 3697
3698 if ($REATTACH_ON_RELOAD) {
3680 warn "reattaching attachments to objects/players"; 3699 warn "reattaching attachments to objects/players";
3681 _global_reattach; # objects, sockets 3700 _global_reattach; # objects, sockets
3682 warn "reattaching attachments to maps"; 3701 warn "reattaching attachments to maps";
3683 reattach $_ for values %MAP; 3702 reattach $_ for values %MAP;
3684 warn "reattaching attachments to players"; 3703 warn "reattaching attachments to players";
3685 reattach $_ for values %PLAYER; 3704 reattach $_ for values %PLAYER;
3705 }
3706
3707 warn "running post_init jobs";
3708 (pop @POST_INIT)->(1) while @POST_INIT;
3686 3709
3687 warn "leaving sync_job"; 3710 warn "leaving sync_job";
3688 3711
3689 1 3712 1
3690 } or do { 3713 } or do {
… …
3693 }; 3716 };
3694 3717
3695 warn "reloaded"; 3718 warn "reloaded";
3696 --$RELOAD; 3719 --$RELOAD;
3697 } 3720 }
3721
3722 $t1 = EV::time - $t1;
3723 warn "reload completed in ${t1}s\n";
3698}; 3724};
3699 3725
3700our $RELOAD_WATCHER; # used only during reload 3726our $RELOAD_WATCHER; # used only during reload
3701 3727
3702sub reload_perl() { 3728sub reload_perl() {
3703 # doing reload synchronously and two reloads happen back-to-back, 3729 # doing reload synchronously and two reloads happen back-to-back,
3704 # coro crashes during coro_state_free->destroy here. 3730 # coro crashes during coro_state_free->destroy here.
3705 3731
3732 $RELOAD_WATCHER ||= cf::async {
3733 Coro::AIO::aio_wait cache_extensions;
3734
3706 $RELOAD_WATCHER ||= EV::timer 0, 0, sub { 3735 $RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3707 do_reload_perl; 3736 do_reload_perl;
3708 undef $RELOAD_WATCHER; 3737 undef $RELOAD_WATCHER;
3738 };
3709 }; 3739 };
3710} 3740}
3711 3741
3712register_command "reload" => sub { 3742register_command "reload" => sub {
3713 my ($who, $arg) = @_; 3743 my ($who, $arg) = @_;

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