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9 | our $SCHEDULE_INTERVAL = $cf::CFG{schedule_interval} || 5; # time the map scheduler sleeps between runs |
9 | our $SCHEDULE_INTERVAL = $cf::CFG{schedule_interval} || 5; # time the map scheduler sleeps between runs |
10 | our $SAVE_TIMEOUT = $cf::CFG{save_timeout} || 30; # save maps every n seconds |
10 | our $SAVE_TIMEOUT = $cf::CFG{save_timeout} || 30; # save maps every n seconds |
11 | our $SWAP_LOAD1 = $cf::CFG{swap_load1} || .1; # start aggressively swapping at this load |
11 | our $SWAP_LOAD1 = $cf::CFG{swap_load1} || .1; # start aggressively swapping at this load |
12 | our $SWAP_LOAD2 = $cf::CFG{swap_load2} || .6; # swap as fast as possible at this load |
12 | our $SWAP_LOAD2 = $cf::CFG{swap_load2} || .6; # swap as fast as possible at this load |
13 | |
13 | |
14 | cf::post_init { |
14 | sub reload { |
15 | cf::async_ext { |
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16 | $Coro::current->{desc} = "startup map scanner"; |
15 | local $Coro::current->{desc} = "startup map scanner"; |
17 | $Coro::current->prio (Coro::PRIO_MIN); |
16 | $Coro::current->prio (Coro::PRIO_MIN); |
18 | |
17 | |
19 | # load the header of swapped-out maps. |
18 | # load the header of swapped-out maps. |
20 | # this is not a correctness issue, it simply saves diskspace |
19 | # this is not a correctness issue, it simply saves diskspace |
21 | # because old files will get cleaned up on reset time |
20 | # because old files will get cleaned up on reset time |
22 | Coro::Timer::sleep 0.25; |
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23 | |
21 | |
24 | for my $path (@{ cf::map::tmp_maps or [] }, @{ cf::map::random_maps or [] }) { |
22 | for my $path (@{ cf::map::tmp_maps or [] }, @{ cf::map::random_maps or [] }) { |
25 | cf::cede_to_tick; |
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26 | cf::map::find $path; |
23 | cf::map::find $path; |
27 | } |
24 | } |
28 | |
25 | |
29 | # now hunt for resettable per-player maps |
26 | # now hunt for resettable per-player maps |
30 | for my $login (@{ cf::player::list_logins or [] }) { |
27 | for my $login (@{ cf::player::list_logins or [] }) { |
31 | for my $path (@{ cf::player::maps $login or [] }) { |
28 | for my $path (@{ cf::player::maps $login or [] }) { |
32 | cf::cede_to_tick; |
29 | $path =~ /^~[^\/]+(\/.*)$/ |
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30 | or next; # doh |
33 | |
31 | |
34 | $path =~ /^~[^\/]+(\/.*)$/ |
32 | my $base = cf::map::find $1; |
35 | or next; # doh |
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36 | |
33 | |
37 | my $base = cf::map::find $1; |
34 | # skip maps without base maps on the assumption |
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35 | # that those are old, unresettable maps |
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36 | next unless $base; |
38 | |
37 | |
39 | # skip maps without base maps on the assumption |
38 | # skip unresettable maps, for speed |
40 | # that those are old, unresettable maps |
39 | next if $base->{deny_reset}; |
41 | next unless $base; |
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42 | |
40 | |
43 | # skip unresettable maps, for speed |
41 | my $map = cf::map::find $path; |
44 | next if $base->{deny_reset}; |
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45 | |
42 | |
46 | my $map = cf::map::find $path; |
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47 | |
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48 | if ($map->{deny_reset}) { |
43 | if ($map->{deny_reset}) { |
49 | warn "found noreset map with resettable base map, resetting: $path\n"; |
44 | warn "found noreset map with resettable base map, resetting: $path\n"; |
50 | delete $map->{deny_reset}; |
45 | delete $map->{deny_reset}; |
51 | } |
|
|
52 | } |
46 | } |
53 | } |
47 | } |
54 | }; |
48 | } |
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49 | } |
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50 | |
|
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51 | cf::post_init { |
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52 | cf::async { reload }; |
55 | |
53 | |
56 | our $SCHEDULER = cf::async_ext { |
54 | our $SCHEDULER = cf::async_ext { |
57 | $Coro::current->{desc} = "map scheduler"; |
55 | $Coro::current->{desc} = "map scheduler"; |
58 | $Coro::current->prio (Coro::PRIO_MAX); |
56 | $Coro::current->prio (Coro::PRIO_MAX); |
59 | |
57 | |
60 | while () { |
58 | while () { |
61 | if ($cf::LOADAVG > $SWAP_LOAD2) { |
59 | if ($cf::LOADAVG > $SWAP_LOAD2) { |
62 | cf::wait_for_tick; |
60 | cf::wait_for_tick; |
63 | } else { |
61 | } else { |
64 | Coro::EV::timer_once $SCHEDULE_INTERVAL; |
62 | Coro::AnyEvent::sleep $SCHEDULE_INTERVAL; |
65 | } |
63 | } |
66 | |
64 | |
67 | # this weird form of iteration over values is used because |
65 | # this weird form of iteration over values is used because |
68 | # the hash changes underneath us frequently, and 'for' |
66 | # the hash changes underneath us frequently, and 'for' |
69 | # keeps a direct reference to the value without (in 5.8 perls) |
67 | # keeps a direct reference to the value without (in 5.8 perls) |
… | |
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81 | # $map->deactivate; |
79 | # $map->deactivate; |
82 | # delete $map->{active}; |
80 | # delete $map->{active}; |
83 | # } |
81 | # } |
84 | if ($map->should_reset) { |
82 | if ($map->should_reset) { |
85 | $map->reset; |
83 | $map->reset; |
86 | } elsif ($map->in_memory == cf::MAP_ACTIVE) { |
84 | } elsif ($map->linkable) { |
87 | my $max_idle = cf::clamp +(cf::lerp $cf::LOADAVG, $SWAP_LOAD1, $SWAP_LOAD2, $SWAP_TIMEOUT, $cf::TICK * 1.5), |
85 | my $max_idle = cf::clamp +(cf::lerp $cf::LOADAVG, $SWAP_LOAD1, $SWAP_LOAD2, $SWAP_TIMEOUT, $cf::TICK * 1.5), |
88 | $cf::TICK * 1.5, $SWAP_TIMEOUT; |
86 | $cf::TICK * 1.5, $SWAP_TIMEOUT; |
89 | |
87 | |
90 | if ($map->last_access + $max_idle <= $cf::RUNTIME && !$map->players) { |
88 | if ($map->last_access + $max_idle <= $cf::RUNTIME && !$map->players) { |
91 | $map->swap_out; |
89 | $map->swap_out; |