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#! perl |
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# why this is an extension is a good question. next question. |
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1.9 |
use Digest::MD5; |
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1.1 |
use Fcntl; |
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use Coro; |
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use Coro::AIO; |
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our $emergency_position = $cf::CFG{emergency_position} || ["/world/world_105_115", 5, 37]; |
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our $DEACTIVATE_TIMEOUT = 60; # number of seconds after which maps get deactivated to save cpu |
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our $SWAP_TIMEOUT = 600; # number of seconds after which maps inactive get swapped out |
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our $SCHEDULE_INTERVAL = 8; # time the map scheduler sleeps between runs |
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our $SAVE_TIMEOUT = 60; # save maps every n seconds |
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our $SAVE_INTERVAL = 0.4; # save at max. one map every $SAVE_HOLD |
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our $MAX_RESET = 7200; |
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1.9 |
our $RANDOM_MAPS = cf::localdir . "/random"; |
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mkdir $RANDOM_MAPS; |
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1.1 |
$DEACTIVATE_TIMEOUT = 3;#d# |
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$SWAP_TIMEOUT = 5;#d# |
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$SCHEDULE_INTERVAL = 1; |
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$cf::LINK_MAP ||= do { |
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my $map = cf::map::new; |
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1.9 |
$map->width (41); |
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$map->height (41); |
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1.1 |
$map->alloc; |
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$map->path ("{link}"); |
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$map->{path} = bless { path => "{link}" }, "cf::path"; |
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$map->in_memory (cf::MAP_IN_MEMORY); |
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$map |
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}; |
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{ |
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package cf::path; |
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sub new { |
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my ($class, $path, $base) = @_; |
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1.9 |
my $self = bless { }, $class; |
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1.1 |
|
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1.9 |
if ($path =~ s{^\?random/}{}) { |
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$self->{random} = cf::from_json $path; |
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} else { |
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if ($path =~ s{^~([^/]+)?}{}) { |
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$self->{user_rel} = 1; |
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1.1 |
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1.9 |
if (defined $1) { |
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$self->{user} = $1; |
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} elsif ($base =~ m{^~([^/]+)/}) { |
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$self->{user} = $1; |
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} else { |
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warn "cannot resolve user-relative path without user <$path,$base>\n"; |
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} |
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} elsif ($path =~ /^\//) { |
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# already absolute |
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1.1 |
} else { |
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1.9 |
$base =~ s{[^/]+/?$}{}; |
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return $class->new ("$base/$path"); |
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1.1 |
} |
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1.9 |
for ($path) { |
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redo if s{/\.?/}{/}; |
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redo if s{/[^/]+/\.\./}{/}; |
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} |
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1.1 |
} |
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1.9 |
$self->{path} = $path; |
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1.1 |
|
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1.9 |
$self |
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1.1 |
} |
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# the name / primary key / in-game path |
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sub as_string { |
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my ($self) = @_; |
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1.9 |
$self->{user_rel} ? "~$self->{user}$self->{path}" |
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: $self->{random} ? "?random/$self->{path}" |
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: $self->{path} |
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} |
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# the displayed name, this is a one way mapping |
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sub visible_name { |
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my ($self) = @_; |
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$self->{random} ? "?random/$self->{random}{origin_map}+$self->{random}{origin_x}+$self->{random}{origin_y}/$self->{random}{dungeon_level}" |
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: $self->as_string |
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1.1 |
} |
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# escape the /'s in the path |
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1.9 |
sub _escaped_path { |
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1.1 |
# ∕ is U+2215 |
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(my $path = $_[0]{path}) =~ s/\//∕/g; |
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$path |
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} |
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# the original (read-only) location |
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sub load_path { |
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my ($self) = @_; |
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sprintf "%s/%s/%s", cf::datadir, cf::mapdir, $self->{path} |
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} |
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# the temporary/swap location |
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sub save_path { |
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my ($self) = @_; |
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1.9 |
$self->{user_rel} ? sprintf "%s/%s/%s/%s", cf::localdir, cf::playerdir, $self->{user}, $self->_escaped_path |
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: $self->{random} ? sprintf "%s/%s", $RANDOM_MAPS, Digest::MD5::md5_hex $self->{path} |
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: sprintf "%s/%s/%s", cf::localdir, cf::tmpdir, $self->_escaped_path |
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1.1 |
} |
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# the unique path, might be eq to save_path |
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sub uniq_path { |
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my ($self) = @_; |
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1.9 |
$self->{user_rel} || $self->{random} |
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1.1 |
? undef |
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1.9 |
: sprintf "%s/%s/%s", cf::localdir, cf::uniquedir, $self->_escaped_path |
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} |
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# return random map parameters, or undef |
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sub random_map_params { |
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my ($self) = @_; |
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$self->{random} |
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1.1 |
} |
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1.10 |
|
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# this is somewhat ugly, but style maps do need special treatment |
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sub is_style_map { |
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$_[0]{path} =~ m{^/styles/} |
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} |
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1.1 |
} |
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sub write_runtime { |
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my $runtime = cf::localdir . "/runtime"; |
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my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644 |
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or return; |
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my $value = $cf::RUNTIME; |
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(aio_write $fh, 0, (length $value), $value, 0) <= 0 |
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and return; |
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aio_fsync $fh |
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and return; |
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close $fh |
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or return; |
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aio_rename "$runtime~", $runtime |
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and return; |
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1 |
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} |
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root |
1.4 |
(Coro::async { |
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1.1 |
unless (write_runtime) { |
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warn "unable to write runtime file: $!"; |
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exit 1; |
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} |
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1.4 |
})->prio (Coro::PRIO_MAX); |
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1.1 |
|
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our $SCHEDULER = cf::coro { |
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root |
1.8 |
Coro::Timer::sleep 3600;#d#TODO#for debugging only |
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root |
1.1 |
while () { |
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Coro::Timer::sleep $SCHEDULE_INTERVAL; |
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write_runtime |
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or warn "unable to write runtime file: $!"; |
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for my $map (values %cf::MAP) { |
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eval { |
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next if $map->in_memory != cf::MAP_IN_MEMORY; |
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1.6 |
next if $map->players; |
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1.1 |
my $last_access = $map->last_access; |
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# not yet, because maps might become visible to players nearby |
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# we need a tiled meta map for this to work |
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# if ($last_access + $DEACTIVATE_TIMEOUT <= $cf::RUNTIME) { |
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# $map->deactivate; |
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# delete $map->{active}; |
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# } |
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if ($map->should_reset) { |
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$map->reset; |
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} elsif ($last_access + $SWAP_TIMEOUT <= $cf::RUNTIME) { |
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$map->swap_out; |
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Coro::Timer::sleep $SAVE_INTERVAL; |
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} elsif ($map->{last_save} + $SAVE_TIMEOUT <= $cf::RUNTIME) { |
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$map->save; |
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Coro::Timer::sleep $SAVE_INTERVAL; |
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} |
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}; |
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warn $@ if $@; |
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cede; |
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} |
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} |
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}; |
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$SCHEDULER->prio (-2); |
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root |
1.8 |
sub generate_random_map { |
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my ($path, $rmp) = @_; |
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# mit "rum" bekleckert, nicht |
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cf::map::_create_random_map |
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$path, |
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$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle}, |
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$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, |
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$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map}, |
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$rmp->{exit_on_final_map}, |
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$rmp->{xsize}, $rmp->{ysize}, |
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$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3}, |
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$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase}, |
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$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation}, |
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$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp}, |
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$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used}, |
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$rmp->{region} |
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} |
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sub parse_random_map_params { |
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my ($spec) = @_; |
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root |
1.9 |
my $rmp = { # defaults |
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xsize => 10, |
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ysize => 10, |
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}; |
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root |
1.8 |
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for (split /\n/, $spec) { |
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my ($k, $v) = split /\s+/, $_, 2; |
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$rmp->{lc $k} = $v if (length $k) && (length $v); |
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} |
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$rmp |
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} |
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sub prepare_random_map { |
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my ($exit) = @_; |
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root |
1.9 |
# all this does is basically rpelace the /! path by |
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# a new random map path (?random/...) with a seed |
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# that depends on the exit object |
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root |
1.8 |
my $rmp = parse_random_map_params $exit->msg; |
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root |
1.9 |
if ($exit->map) { |
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$rmp->{region} = $exit->map->region ? $exit->map->region->name : undef; |
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$rmp->{origin_map} = $exit->map->path; |
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$rmp->{origin_x} = $exit->x; |
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$rmp->{origin_y} = $exit->y; |
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} |
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root |
1.1 |
|
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root |
1.9 |
$rmp->{random_seed} = $exit->random_seed; |
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root |
1.1 |
|
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root |
1.9 |
$exit->slaying ("?random/" . cf::to_json $rmp); |
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$exit->msg (undef); |
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root |
1.1 |
} |
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# and all this just because we cannot iterate over |
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# all maps in C++... |
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sub cf::map::change_all_map_light { |
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my ($change) = @_; |
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$_->change_map_light ($change) for values %cf::MAP; |
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} |
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sub try_load_header($) { |
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my ($path) = @_; |
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utf8::encode $path; |
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aio_open $path, O_RDONLY, 0 |
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or return; |
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my $map = cf::map::new |
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or return; |
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$map->load_header ($path) |
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or return; |
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285 |
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$map->reset_time (0) if $map->reset_time > $cf::RUNTIME; |
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$map->reset_timeout (10);#d# |
287 |
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288 |
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$map->{load_path} = $path; |
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290 |
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$map |
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} |
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293 |
root |
1.8 |
sub cf::map::find_map { |
294 |
root |
1.1 |
my ($path, $origin) = @_; |
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296 |
root |
1.8 |
warn "find_map<$path,$origin>\n";#d# |
297 |
root |
1.3 |
|
298 |
root |
1.1 |
$path = ref $path ? $path : new cf::path $path, $origin && $origin->path; |
299 |
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my $key = $path->as_string; |
300 |
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301 |
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$cf::MAP{$key} || do { |
302 |
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# do it the slow way |
303 |
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my $map = try_load_header $path->save_path; |
304 |
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305 |
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if (!$map) { |
306 |
root |
1.9 |
if (my $rmp = $path->random_map_params) { |
307 |
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$map = generate_random_map $key, $rmp; |
308 |
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} else { |
309 |
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$map = try_load_header $path->load_path; |
310 |
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} |
311 |
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312 |
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$map or return; |
313 |
root |
1.8 |
|
314 |
root |
1.9 |
$map->{reset_time} = $cf::RUNTIME + $map->reset_timeout; |
315 |
root |
1.8 |
$map->instantiate; |
316 |
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317 |
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# per-player maps become, after loading, normal maps |
318 |
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$map->per_player (0) if $path->{user_rel}; |
319 |
root |
1.1 |
} |
320 |
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321 |
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$map->path ($key); |
322 |
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$map->{path} = $path; |
323 |
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324 |
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$map->reset if $map->should_reset; |
325 |
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326 |
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$cf::MAP{$key} = $map |
327 |
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} |
328 |
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} |
329 |
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330 |
root |
1.8 |
sub cf::map::load { |
331 |
root |
1.1 |
my ($self) = @_; |
332 |
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333 |
root |
1.8 |
return if $self->in_memory != cf::MAP_SWAPPED; |
334 |
root |
1.1 |
|
335 |
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$self->in_memory (cf::MAP_LOADING); |
336 |
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337 |
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my $path = $self->{path}; |
338 |
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339 |
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$self->alloc; |
340 |
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$self->load_objects ($self->{load_path}, 1) |
341 |
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or return; |
342 |
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343 |
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if (my $uniq = $path->uniq_path) { |
344 |
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utf8::encode $uniq; |
345 |
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if (aio_open $uniq, O_RDONLY, 0) { |
346 |
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$self->clear_unique_items; |
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$self->load_objects ($uniq, 0); |
348 |
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} |
349 |
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} |
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351 |
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# now do the right thing for maps |
352 |
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$self->link_multipart_objects; |
353 |
root |
1.10 |
|
354 |
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unless ($self->{path}->is_style_map) { |
355 |
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$self->fix_auto_apply; |
356 |
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$self->decay_objects; |
357 |
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$self->update_buttons; |
358 |
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$self->set_darkness_map; |
359 |
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$self->difficulty ($self->estimate_difficulty) |
360 |
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unless $self->difficulty; |
361 |
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$self->activate; |
362 |
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} |
363 |
root |
1.1 |
|
364 |
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$self->in_memory (cf::MAP_IN_MEMORY); |
365 |
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} |
366 |
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|
367 |
root |
1.8 |
sub cf::map::load_map_sync { |
368 |
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my ($path, $origin) = @_; |
369 |
root |
1.1 |
|
370 |
root |
1.8 |
warn "load_map_sync<$path, $origin>\n";#d# |
371 |
root |
1.1 |
|
372 |
root |
1.9 |
cf::abort if $path =~ /CVS/;#d# |
373 |
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374 |
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cf::sync_job { |
375 |
root |
1.8 |
my $map = cf::map::find_map $path, $origin |
376 |
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or return; |
377 |
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$map->load; |
378 |
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|
$map |
379 |
|
|
} |
380 |
root |
1.1 |
} |
381 |
|
|
|
382 |
|
|
sub cf::map::save { |
383 |
|
|
my ($self) = @_; |
384 |
|
|
|
385 |
|
|
my $save = $self->{path}->save_path; utf8::encode $save; |
386 |
|
|
my $uniq = $self->{path}->uniq_path; utf8::encode $uniq; |
387 |
|
|
|
388 |
root |
1.9 |
$self->{last_save} = $cf::RUNTIME; |
389 |
|
|
|
390 |
|
|
return unless $self->dirty; |
391 |
|
|
|
392 |
|
|
$self->{load_path} = $save; |
393 |
|
|
|
394 |
root |
1.10 |
return if $self->{path}->is_style_map; |
395 |
root |
1.9 |
|
396 |
|
|
warn "saving map ", $self->path; |
397 |
|
|
|
398 |
root |
1.1 |
if ($uniq) { |
399 |
|
|
$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS); |
400 |
|
|
$self->save_objects ($uniq, cf::IO_UNIQUES); |
401 |
|
|
} else { |
402 |
|
|
$self->save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES); |
403 |
|
|
} |
404 |
|
|
} |
405 |
|
|
|
406 |
root |
1.2 |
sub cf::map::swap_out { |
407 |
|
|
my ($self) = @_; |
408 |
|
|
|
409 |
root |
1.6 |
return if $self->players; |
410 |
root |
1.8 |
return if $self->in_memory != cf::MAP_IN_MEMORY; |
411 |
root |
1.6 |
|
412 |
root |
1.8 |
$self->save; |
413 |
root |
1.2 |
$self->clear; |
414 |
|
|
$self->in_memory (cf::MAP_SWAPPED); |
415 |
|
|
} |
416 |
|
|
|
417 |
root |
1.1 |
sub cf::map::should_reset { |
418 |
|
|
my ($map) = @_; |
419 |
|
|
|
420 |
root |
1.9 |
return;#d# |
421 |
root |
1.1 |
# TODO: safety, remove and allow resettable per-player maps |
422 |
|
|
return if $map->{path}{user_rel};#d# |
423 |
|
|
return unless $map->reset_timeout; |
424 |
|
|
|
425 |
root |
1.9 |
my $time = $map->fixed_resettime ? $map->{reset_time} : $map->last_access; |
426 |
root |
1.1 |
|
427 |
|
|
$time + $map->reset_timeout < $cf::RUNTIME |
428 |
|
|
} |
429 |
|
|
|
430 |
|
|
sub cf::map::reset { |
431 |
|
|
my ($self) = @_; |
432 |
|
|
|
433 |
|
|
return if $self->players; |
434 |
root |
1.3 |
return if $self->{path}{user_rel};#d# |
435 |
root |
1.1 |
|
436 |
|
|
warn "resetting map ", $self->path;#d# |
437 |
root |
1.9 |
return;#d# |
438 |
root |
1.3 |
|
439 |
|
|
utf8::encode (my $save = $self->{path}->save_path); |
440 |
|
|
aioreq_pri 3; IO::AIO::aio_unlink $save; |
441 |
|
|
aioreq_pri 3; IO::AIO::aio_unlink "$save.pst"; |
442 |
root |
1.1 |
|
443 |
|
|
$self->clear; |
444 |
|
|
$self->in_memory (cf::MAP_SWAPPED); |
445 |
root |
1.3 |
utf8::encode ($self->{load_path} = $self->{path}->load_path); |
446 |
root |
1.1 |
} |
447 |
|
|
|
448 |
|
|
sub cf::object::player::enter_exit { |
449 |
|
|
my ($ob, $exit) = @_; |
450 |
|
|
|
451 |
root |
1.6 |
return unless $ob->type == cf::PLAYER; |
452 |
|
|
|
453 |
|
|
my ($oldmap, $oldx, $oldy) = ($ob->map, $ob->x, $ob->y); |
454 |
|
|
|
455 |
root |
1.9 |
$ob->enter_map ($LINK_MAP, 20, 20); |
456 |
|
|
$ob->deactivate_recursive; |
457 |
|
|
|
458 |
|
|
(Coro::async { |
459 |
root |
1.3 |
my ($map, $x, $y); |
460 |
root |
1.9 |
unless (eval { |
461 |
root |
1.1 |
|
462 |
root |
1.9 |
prepare_random_map $exit |
463 |
|
|
if $exit->slaying eq "/!"; |
464 |
root |
1.1 |
|
465 |
root |
1.9 |
my $path = new cf::path $exit->slaying, $exit->map && $exit->map->path; |
466 |
root |
1.8 |
|
467 |
root |
1.9 |
$map = cf::map::find_map $path->as_string; |
468 |
|
|
$map = $map->customise_for ($ob) if $map; |
469 |
|
|
($x, $y) = ($exit->stats->hp, $exit->stats->sp); |
470 |
root |
1.8 |
|
471 |
root |
1.9 |
unless ($map) { |
472 |
|
|
$ob->message ("The exit is closed", cf::NDI_UNIQUE | cf::NDI_RED); |
473 |
root |
1.7 |
|
474 |
root |
1.9 |
# restore original map position |
475 |
|
|
($map, $x, $y) = ($oldmap, $oldx, $oldy); |
476 |
root |
1.7 |
|
477 |
root |
1.9 |
unless ($map) { |
478 |
|
|
$map = cf::map::find_map $emergency_position->[0] |
479 |
|
|
or die "FATAL: cannot load emergency map\n"; |
480 |
|
|
$x = $emergency_position->[1]; |
481 |
|
|
$y = $emergency_position->[2]; |
482 |
|
|
} |
483 |
root |
1.7 |
} |
484 |
root |
1.1 |
|
485 |
root |
1.9 |
# use -1, -1 as default coordinates, not 0, 0 |
486 |
|
|
($x, $y) = ($map->enter_x, $map->enter_y) |
487 |
|
|
if $x <=0 && $y <= 0; |
488 |
|
|
|
489 |
|
|
warn "entering ", $map->path, " at ($x, $y)\n";#d# |
490 |
|
|
$map->load; |
491 |
|
|
1; |
492 |
|
|
}) { |
493 |
|
|
($map, $x, $y) = ($oldmap, $oldx, $oldy); |
494 |
|
|
|
495 |
|
|
$ob->message ("Something went wrong within the server. " |
496 |
|
|
. "I'll try to bring you back to the map you were before. " |
497 |
|
|
. "Please report this to the dungeon master", |
498 |
|
|
cf::NDI_UNIQUE | cf::NDI_RED); |
499 |
root |
1.7 |
|
500 |
root |
1.9 |
warn "ERROR in enter_exit: $@"; |
501 |
|
|
} |
502 |
|
|
$ob->activate_recursive; |
503 |
root |
1.6 |
$ob->enter_map ($map, $x, $y); |
504 |
root |
1.9 |
})->prio (1); |
505 |
root |
1.1 |
} |
506 |
|
|
|
507 |
|
|
sub cf::map::customise_for { |
508 |
|
|
my ($map, $ob) = @_; |
509 |
|
|
|
510 |
|
|
if ($map->per_player) { |
511 |
root |
1.8 |
return cf::map::find_map "~" . $ob->name . "/" . $map->{path}{path}; |
512 |
root |
1.1 |
} |
513 |
|
|
|
514 |
|
|
$map |
515 |
|
|
} |
516 |
|
|
|
517 |
|
|
sub cf::map::emergency_save { |
518 |
|
|
local $cf::FREEZE = 1; |
519 |
|
|
|
520 |
root |
1.4 |
warn "enter emergency map save\n"; |
521 |
|
|
|
522 |
root |
1.9 |
cf::sync_job { |
523 |
root |
1.4 |
warn "begin emergency map save\n"; |
524 |
|
|
$_->save for values %cf::MAP; |
525 |
|
|
}; |
526 |
|
|
|
527 |
root |
1.1 |
warn "end emergency map save\n"; |
528 |
|
|
} |
529 |
|
|
|