prosody
7ba686696250
util/pluginloader.lua

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util/pluginloader.lua @ 12123:7ba686696250

openmetrics/histograms: fix incorrect condition for bucketing The buckets thresholds are to be taken as "less than or equal to". The condition as written in the code did only "less than", not "less than or equal to". That's fixed now.
author Jonas Schäfer <jonas@wielicki.name>
date Sun, 26 Dec 2021 22:32:00 +0100
parent 11131:40abef01f4b9
child 12250:e157e5c79daa
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 -- Prosody IM
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2 -- Copyright (C) 2008-2010 Matthew Wild
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3 -- Copyright (C) 2008-2010 Waqas Hussain
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4 --
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5 -- This project is MIT/X11 licensed. Please see the
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6 -- COPYING file in the source package for more information.
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7 --
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8 -- luacheck: ignore 113/CFG_PLUGINDIR
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9
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10 local dir_sep, path_sep = package.config:match("^(%S+)%s(%S+)");
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11 local lua_version = _VERSION:match(" (.+)$");
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12 local plugin_dir = {};
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13 for path in (CFG_PLUGINDIR or "./plugins/"):gsub("[/\\]", dir_sep):gmatch("[^"..path_sep.."]+") do
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14 path = path..dir_sep; -- add path separator to path end
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15 path = path:gsub(dir_sep..dir_sep.."+", dir_sep); -- coalesce multiple separaters
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16 plugin_dir[#plugin_dir + 1] = path;
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17 end
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18
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19 local io_open = io.open;
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20 local envload = require "util.envload".envload;
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21
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22 local function load_file(names)
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23 local file, err, path;
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24 for i=1,#plugin_dir do
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25 for j=1,#names do
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26 path = plugin_dir[i]..names[j];
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27 file, err = io_open(path);
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28 if file then
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29 local content = file:read("*a");
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30 file:close();
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31 return content, path;
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32 end
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33 end
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34 end
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35 return file, err;
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36 end
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37
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38 local function load_resource(plugin, resource)
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39 resource = resource or "mod_"..plugin..".lua";
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40 local names = {
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41 "mod_"..plugin..dir_sep..plugin..dir_sep..resource; -- mod_hello/hello/mod_hello.lua
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42 "mod_"..plugin..dir_sep..resource; -- mod_hello/mod_hello.lua
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43 plugin..dir_sep..resource; -- hello/mod_hello.lua
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44 resource; -- mod_hello.lua
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45 "share"..dir_sep.."lua"..dir_sep..lua_version..dir_sep..resource;
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46 "share"..dir_sep.."lua"..dir_sep..lua_version..dir_sep.."mod_"..plugin..dir_sep..resource;
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47 };
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48
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49 return load_file(names);
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50 end
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51
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52 local function load_code(plugin, resource, env)
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53 local content, err = load_resource(plugin, resource);
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54 if not content then return content, err; end
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55 local path = err;
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56 local f, err = envload(content, "@"..path, env);
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57 if not f then return f, err; end
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58 return f, path;
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59 end
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60
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61 local function load_code_ext(plugin, resource, extension, env)
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62 local content, err = load_resource(plugin, resource.."."..extension);
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63 if not content and extension == "lib.lua" then
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64 content, err = load_resource(plugin, resource..".lua");
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65 end
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66 if not content then
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67 content, err = load_resource(resource, resource.."."..extension);
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68 if not content then
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69 return content, err;
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70 end
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71 end
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72 local path = err;
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73 local f, err = envload(content, "@"..path, env);
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74 if not f then return f, err; end
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75 return f, path;
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76 end
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77
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78 return {
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79 load_file = load_file;
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80 load_resource = load_resource;
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81 load_code = load_code;
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82 load_code_ext = load_code_ext;
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83 };