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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.397 by root, Mon Nov 19 15:47:14 2007 UTC vs.
Revision 1.404 by root, Mon Dec 17 07:27:58 2007 UTC

… …
4use strict; 4use strict;
5 5
6use Symbol; 6use Symbol;
7use List::Util; 7use List::Util;
8use Socket; 8use Socket;
9use EV; 9use EV 1.86;
10use Opcode; 10use Opcode;
11use Safe; 11use Safe;
12use Safe::Hole; 12use Safe::Hole;
13use Storable (); 13use Storable ();
14 14
15use Coro 4.1 (); 15use Coro 4.32 ();
16use Coro::State; 16use Coro::State;
17use Coro::Handle; 17use Coro::Handle;
18use Coro::EV; 18use Coro::EV;
19use Coro::Timer; 19use Coro::Timer;
20use Coro::Signal; 20use Coro::Signal;
21use Coro::Semaphore; 21use Coro::Semaphore;
22use Coro::AIO; 22use Coro::AIO;
23use Coro::BDB;
23use Coro::Storable; 24use Coro::Storable;
24use Coro::Util (); 25use Coro::Util ();
25 26
26use JSON::XS (); 27use JSON::XS 2.01 ();
27use BDB (); 28use BDB ();
28use Data::Dumper; 29use Data::Dumper;
29use Digest::MD5; 30use Digest::MD5;
30use Fcntl; 31use Fcntl;
31use YAML::Syck (); 32use YAML::Syck ();
… …
74our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!) 75our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75our $TICK_WATCHER; 76our $TICK_WATCHER;
76our $AIO_POLL_WATCHER; 77our $AIO_POLL_WATCHER;
77our $NEXT_RUNTIME_WRITE; # when should the runtime file be written 78our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78our $NEXT_TICK; 79our $NEXT_TICK;
79our $NOW;
80our $USE_FSYNC = 1; # use fsync to write maps - default off 80our $USE_FSYNC = 1; # use fsync to write maps - default off
81 81
82our $BDB_POLL_WATCHER; 82our $BDB_POLL_WATCHER;
83our $BDB_DEADLOCK_WATCHER; 83our $BDB_DEADLOCK_WATCHER;
84our $BDB_CHECKPOINT_WATCHER; 84our $BDB_CHECKPOINT_WATCHER;
… …
87 87
88our %CFG; 88our %CFG;
89 89
90our $UPTIME; $UPTIME ||= time; 90our $UPTIME; $UPTIME ||= time;
91our $RUNTIME; 91our $RUNTIME;
92our $NOW;
92 93
93our (%PLAYER, %PLAYER_LOADING); # all users 94our (%PLAYER, %PLAYER_LOADING); # all users
94our (%MAP, %MAP_LOADING ); # all maps 95our (%MAP, %MAP_LOADING ); # all maps
95our $LINK_MAP; # the special {link} map, which is always available 96our $LINK_MAP; # the special {link} map, which is always available
96 97
… …
246 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge; 247 $d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247 $d 248 $d
248 } || "[unable to dump $_[0]: '$@']"; 249 } || "[unable to dump $_[0]: '$@']";
249} 250}
250 251
251=item $ref = cf::from_json $json 252=item $ref = cf::decode_json $json
252 253
253Converts a JSON string into the corresponding perl data structure. 254Converts a JSON string into the corresponding perl data structure.
254 255
255=item $json = cf::to_json $ref 256=item $json = cf::encode_json $ref
256 257
257Converts a perl data structure into its JSON representation. 258Converts a perl data structure into its JSON representation.
258 259
259=cut 260=cut
260 261
261our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max 262our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262 263
263sub to_json ($) { $json_coder->encode ($_[0]) } 264sub encode_json($) { $json_coder->encode ($_[0]) }
264sub from_json ($) { $json_coder->decode ($_[0]) } 265sub decode_json($) { $json_coder->decode ($_[0]) }
265 266
266=item cf::lock_wait $string 267=item cf::lock_wait $string
267 268
268Wait until the given lock is available. See cf::lock_acquire. 269Wait until the given lock is available. See cf::lock_acquire.
269 270
… …
1055cf::attachable->attach ( 1056cf::attachable->attach (
1056 prio => -1000000, 1057 prio => -1000000,
1057 on_instantiate => sub { 1058 on_instantiate => sub {
1058 my ($obj, $data) = @_; 1059 my ($obj, $data) = @_;
1059 1060
1060 $data = from_json $data; 1061 $data = decode_json $data;
1061 1062
1062 for (@$data) { 1063 for (@$data) {
1063 my ($name, $args) = @$_; 1064 my ($name, $args) = @$_;
1064 1065
1065 $obj->attach ($name, %{$args || {} }); 1066 $obj->attach ($name, %{$args || {} });
… …
2638 $rmp->{origin_y} = $exit->y; 2639 $rmp->{origin_y} = $exit->y;
2639 } 2640 }
2640 2641
2641 $rmp->{random_seed} ||= $exit->random_seed; 2642 $rmp->{random_seed} ||= $exit->random_seed;
2642 2643
2643 my $data = cf::to_json $rmp; 2644 my $data = cf::encode_json $rmp;
2644 my $md5 = Digest::MD5::md5_hex $data; 2645 my $md5 = Digest::MD5::md5_hex $data;
2645 my $meta = "$RANDOMDIR/$md5.meta"; 2646 my $meta = "$RANDOMDIR/$md5.meta";
2646 2647
2647 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) { 2648 if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2648 aio_write $fh, 0, (length $data), $data, 0; 2649 aio_write $fh, 0, (length $data), $data, 0;
… …
3602 3603
3603 $NOW = $tick_start = EV::now; 3604 $NOW = $tick_start = EV::now;
3604 3605
3605 cf::server_tick; # one server iteration 3606 cf::server_tick; # one server iteration
3606 3607
3607 $RUNTIME += $TICK; 3608 $RUNTIME += $TICK;
3608 $NEXT_TICK += $TICK; 3609 $NEXT_TICK = $_[0]->at;
3609 3610
3610 if ($NOW >= $NEXT_RUNTIME_WRITE) { 3611 if ($NOW >= $NEXT_RUNTIME_WRITE) {
3611 $NEXT_RUNTIME_WRITE = $NOW + 10; 3612 $NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3612 Coro::async_pool { 3613 Coro::async_pool {
3613 $Coro::current->{desc} = "runtime saver"; 3614 $Coro::current->{desc} = "runtime saver";
3614 write_runtime 3615 write_runtime
3615 or warn "ERROR: unable to write runtime file: $!"; 3616 or warn "ERROR: unable to write runtime file: $!";
3616 }; 3617 };
… …
3629 _post_tick; 3630 _post_tick;
3630}; 3631};
3631$TICK_WATCHER->priority (EV::MAXPRI); 3632$TICK_WATCHER->priority (EV::MAXPRI);
3632 3633
3633{ 3634{
3635 # configure BDB
3636
3634 BDB::min_parallel 8; 3637 BDB::min_parallel 8;
3635 BDB::max_poll_time $TICK * 0.1; 3638 BDB::max_poll_reqs $TICK * 0.1;
3636 $BDB_POLL_WATCHER = EV::io BDB::poll_fileno, EV::READ, \&BDB::poll_cb; 3639 $Coro::BDB::WATCHER->priority (1);
3637
3638 BDB::set_sync_prepare {
3639 my $status;
3640 my $current = $Coro::current;
3641 (
3642 sub {
3643 $status = $!;
3644 $current->ready; undef $current;
3645 },
3646 sub {
3647 Coro::schedule while defined $current;
3648 $! = $status;
3649 },
3650 )
3651 };
3652 3640
3653 unless ($DB_ENV) { 3641 unless ($DB_ENV) {
3654 $DB_ENV = BDB::db_env_create; 3642 $DB_ENV = BDB::db_env_create;
3655 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC 3643 $DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3656 | BDB::LOG_AUTOREMOVE, 1); 3644 | BDB::LOG_AUTOREMOVE, 1);
… …
3683 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { }; 3671 BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3684 }; 3672 };
3685} 3673}
3686 3674
3687{ 3675{
3676 # configure IO::AIO
3677
3688 IO::AIO::min_parallel 8; 3678 IO::AIO::min_parallel 8;
3689
3690 undef $Coro::AIO::WATCHER;
3691 IO::AIO::max_poll_time $TICK * 0.1; 3679 IO::AIO::max_poll_time $TICK * 0.1;
3692 $AIO_POLL_WATCHER = EV::io IO::AIO::poll_fileno, EV::READ, \&IO::AIO::poll_cb; 3680 $Coro::AIO::WATCHER->priority (1);
3693} 3681}
3694 3682
3695my $_log_backtrace; 3683my $_log_backtrace;
3696 3684
3697sub _log_backtrace { 3685sub _log_backtrace {

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