Mercurial > prosody-modules
view mod_password_policy/mod_password_policy.lua @ 4646:072d078be095
mod_storage_xmlarchive: Advertise capabilities (none atm)
Both 'total' and 'quota' would be prohibitively expensive for the kind
of archives this module targets as it would require counting items
across the entire archive.
author | Kim Alvefur <zash@zash.se> |
---|---|
date | Fri, 13 Aug 2021 01:18:32 +0200 |
parents | 662f2722f745 |
children | 56eba4bca28f |
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-- Password policy enforcement for Prosody -- -- Copyright (C) 2012 Waqas Hussain -- -- -- Configuration: -- password_policy = { -- length = 8; -- } local options = module:get_option("password_policy"); options = options or {}; options.length = options.length or 8; local st = require "util.stanza"; function check_password(password) if #password < options.length then return nil, ("Password is too short (minimum %d characters)"):format(options.length); end return true; end function get_policy() return options; end function handler(event) local origin, stanza = event.origin, event.stanza; if stanza.attr.type == "set" then local query = stanza.tags[1]; local passwords = {}; local dataform = query:get_child("x", "jabber:x:data"); if dataform then for _,tag in ipairs(dataform.tags) do if tag.attr.var == "password" then table.insert(passwords, tag:get_child_text("value")); end end end table.insert(passwords, query:get_child_text("password")); for _,password in ipairs(passwords) do if password and not check_password(password) then origin.send(st.error_reply(stanza, "cancel", "not-acceptable", "Please use a longer password.")); return true; end end end end module:hook("iq/self/jabber:iq:register:query", handler, 10); module:hook("iq/host/jabber:iq:register:query", handler, 10); module:hook("stanza/iq/jabber:iq:register:query", handler, 10);