Mercurial > prosody-modules
view mod_auth_pam/mod_auth_pam.lua @ 4813:0a257d1402c3
mod_muc_rtbl: Optimize case with zero hashes
On the assumption that during quiet times between torrents of spam,
the hash set would be empty. There would be no point in doing the
operations and hashes to check for a match in that case.
author | Kim Alvefur <zash@zash.se> |
---|---|
date | Mon, 06 Dec 2021 18:19:19 +0100 |
parents | 57bb2497fadc |
children |
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-- PAM authentication for Prosody -- Copyright (C) 2013 Kim Alvefur -- -- Requires https://github.com/devurandom/lua-pam -- and LuaPosix local posix = require "posix"; local pam = require "pam"; local new_sasl = require "util.sasl".new; function user_exists(username) return not not posix.getpasswd(username); end function test_password(username, password) local h, err = pam.start("xmpp", username, { function (t) if #t == 1 and t[1][1] == pam.PROMPT_ECHO_OFF then return { { password, 0} }; end end }); if h and h:authenticate() and h:endx(pam.SUCCESS) then return user_exists(username), true; end return nil, true; end function get_sasl_handler() return new_sasl(module.host, { plain_test = function(sasl, ...) return test_password(...) end }); end module:provides"auth";