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-rw-r--r--util/sasl/scram.lua17
1 files changed, 3 insertions, 14 deletions
diff --git a/util/sasl/scram.lua b/util/sasl/scram.lua
index d0e8987c..cf2f0ede 100644
--- a/util/sasl/scram.lua
+++ b/util/sasl/scram.lua
@@ -15,8 +15,9 @@ local s_match = string.match;
local type = type
local string = string
local base64 = require "util.encodings".base64;
-local hmac_sha1 = require "util.hmac".sha1;
+local hmac_sha1 = require "util.hashes".hmac_sha1;
local sha1 = require "util.hashes".sha1;
+local Hi = require "util.hashes".scram_Hi_sha1;
local generate_uuid = require "util.uuid".generate;
local saslprep = require "util.encodings".stringprep.saslprep;
local nodeprep = require "util.encodings".stringprep.nodeprep;
@@ -65,18 +66,6 @@ local function binaryXOR( a, b )
return t_concat(result);
end
--- hash algorithm independent Hi(PBKDF2) implementation
-function Hi(hmac, str, salt, i)
- local Ust = hmac(str, salt.."\0\0\0\1");
- local res = Ust;
- for n=1,i-1 do
- local Und = hmac(str, Ust)
- res = binaryXOR(res, Und)
- Ust = Und
- end
- return res
-end
-
local function validate_username(username, _nodeprep)
-- check for forbidden char sequences
for eq in username:gmatch("=(.?.?)") do
@@ -110,7 +99,7 @@ function getAuthenticationDatabaseSHA1(password, salt, iteration_count)
if iteration_count < 4096 then
log("warn", "Iteration count < 4096 which is the suggested minimum according to RFC 5802.")
end
- local salted_password = Hi(hmac_sha1, password, salt, iteration_count);
+ local salted_password = Hi(password, salt, iteration_count);
local stored_key = sha1(hmac_sha1(salted_password, "Client Key"))
local server_key = hmac_sha1(salted_password, "Server Key");
return true, stored_key, server_key