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mod_dialback: Follow XEP-0185 and use HMAC

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This commit is contained in:
Kim Alvefur 2016-01-19 21:31:02 +01:00
parent 83e7c91e01
commit bd64d50dd4
1 changed files with 3 additions and 2 deletions
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5
plugins/mod_dialback.lua
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@ -12,6 +12,7 @@ local log = module._log;
local st = require "util.stanza";
local sha256_hash = require "util.hashes".sha256;
local sha256_hmac = require "util.hashes".hmac_sha256;
local nameprep = require "util.encodings".stringprep.nameprep;
local check_cert_status = module:depends"s2s".check_cert_status;
local uuid_gen = require"util.uuid".generate;
@ -20,7 +21,7 @@ local xmlns_stream = "http://etherx.jabber.org/streams";
local dialback_requests = setmetatable({}, { __mode = 'v' });
local dialback_secret = module.host .. module:get_option_string("dialback_secret", uuid_gen());
local dialback_secret = sha256_hash(module:get_option_string("dialback_secret", uuid_gen()), true);
local dwd = module:get_option_boolean("dialback_without_dialback", false);
function module.save()
@ -32,7 +33,7 @@ function module.restore(state)
end
function generate_dialback(id, to, from)
return sha256_hash(id..to..dialback_secret, true);
return sha256_hmac(dialback_secret, to .. ' ' .. from .. ' ' .. id, true);
end
function initiate_dialback(session)