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util/gc.lua @ 11568:d5360307a99d
mod_http_file_share: Handle out of bounds Range request
Turns out you can seek past the end of the file without getting an
error.
Also rejects empty range instead of sending the whole file.
author | Kim Alvefur <zash@zash.se> |
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date | Mon, 17 May 2021 14:14:25 +0200 |
parent | 11431:4874b54af344 |
child | 12975:d10957394a3c |
rev | line source |
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10933
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util.gc: New module for configuring the Lua garbage collector
Matthew Wild <mwild1@gmail.com>
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1 local set = require "util.set"; |
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2 |
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3 local known_options = { |
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4 incremental = set.new { "mode", "threshold", "speed", "step_size" }; |
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5 generational = set.new { "mode", "minor_threshold", "major_threshold" }; |
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6 }; |
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7 |
11431
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util.gc: Fix check for Lua 5.4
Kim Alvefur <zash@zash.se>
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8 if _VERSION ~= "Lua 5.4" then |
10933
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9 known_options.generational = nil; |
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10 known_options.incremental:remove("step_size"); |
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11 end |
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12 |
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13 local function configure(user, defaults) |
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14 local mode = user.mode or defaults.mode or "incremental"; |
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15 if not known_options[mode] then |
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16 return nil, "GC mode not supported on ".._VERSION..": "..mode; |
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17 end |
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18 |
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19 for k, v in pairs(user) do |
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20 if not known_options[mode]:contains(k) then |
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21 return nil, "Unknown GC parameter: "..k; |
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22 elseif k ~= "mode" and type(v) ~= "number" then |
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23 return nil, "parameter '"..k.."' should be a number"; |
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24 end |
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25 end |
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26 |
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27 if mode == "incremental" then |
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28 if _VERSION == "Lua 5.4" then |
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29 collectgarbage(mode, |
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30 user.threshold or defaults.threshold, |
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31 user.speed or defaults.speed, |
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32 user.step_size or defaults.step_size |
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33 ); |
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34 else |
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35 collectgarbage("setpause", user.threshold or defaults.threshold); |
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36 collectgarbage("setstepmul", user.speed or defaults.speed); |
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37 end |
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38 elseif mode == "generational" then |
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39 collectgarbage(mode, |
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40 user.minor_threshold or defaults.minor_threshold, |
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41 user.major_threshold or defaults.major_threshold |
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42 ); |
10935
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util.gc: Linter fixes [luacheck]
Matthew Wild <mwild1@gmail.com>
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43 end |
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44 return true; |
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45 end |
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46 |
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47 return { |
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util.gc: New module for configuring the Lua garbage collector
Matthew Wild <mwild1@gmail.com>
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48 configure = configure; |
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49 }; |