Software / code / prosody
Annotate
util/id.lua @ 11733:27699cc148df
mod_bosh: Add todo to use util.session to create session object
So that we get single point where shared session properties can be
added. But not now. One day. Maybe. Patches welcome.
| author | Kim Alvefur <zash@zash.se> |
|---|---|
| date | Thu, 29 Jul 2021 20:04:57 +0200 |
| parent | 8016:9546c629289b |
| child | 12110:b5b799a2a10c |
| rev | line source |
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8016
9546c629289b
util.id: New util for producing random identifiers of varying sizes
Kim Alvefur <zash@zash.se>
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1 -- Prosody IM |
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9546c629289b
util.id: New util for producing random identifiers of varying sizes
Kim Alvefur <zash@zash.se>
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2 -- Copyright (C) 2008-2017 Matthew Wild |
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util.id: New util for producing random identifiers of varying sizes
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3 -- Copyright (C) 2008-2017 Waqas Hussain |
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util.id: New util for producing random identifiers of varying sizes
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4 -- Copyright (C) 2008-2017 Kim Alvefur |
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util.id: New util for producing random identifiers of varying sizes
Kim Alvefur <zash@zash.se>
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5 -- |
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6 -- This project is MIT/X11 licensed. Please see the |
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util.id: New util for producing random identifiers of varying sizes
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7 -- COPYING file in the source package for more information. |
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util.id: New util for producing random identifiers of varying sizes
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8 -- |
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9 |
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10 local s_gsub = string.gsub; |
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11 local random_bytes = require "util.random".bytes; |
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12 local base64_encode = require "util.encodings".base64.encode; |
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13 |
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14 local b64url = { ["+"] = "-", ["/"] = "_", ["="] = "" }; |
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15 local function b64url_random(len) |
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16 return (s_gsub(base64_encode(random_bytes(len)), "[+/=]", b64url)); |
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17 end |
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18 |
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19 return { |
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20 short = function () return b64url_random(6); end; |
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21 medium = function () return b64url_random(12); end; |
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22 long = function () return b64url_random(24); end; |
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23 custom = function (size) |
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24 return function () return b64url_random(size); end; |
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25 end; |
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26 } |
