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authorTobias Markmann <tm@ayena.de>2008-11-09 22:45:17 +0100
committerTobias Markmann <tm@ayena.de>2008-11-09 22:45:17 +0100
commit346b695b798ac36147be7d47f3dfb7a946776358 (patch)
tree1e2eaa16634135c90aea65d174ceaa1c700484bb /util/sasl.lua
parent07e0d852f589325e95245f0bf6e65de7208afbb0 (diff)
downloadprosody-346b695b798ac36147be7d47f3dfb7a946776358.tar.gz
prosody-346b695b798ac36147be7d47f3dfb7a946776358.zip
Fixing some parsing and some other stuff.
Diffstat (limited to 'util/sasl.lua')
-rw-r--r--util/sasl.lua19
1 files changed, 8 insertions, 11 deletions
diff --git a/util/sasl.lua b/util/sasl.lua
index ef1009c2..7a0e47b8 100644
--- a/util/sasl.lua
+++ b/util/sasl.lua
@@ -7,6 +7,7 @@ local tostring = tostring;
local st = require "util.stanza";
local generate_uuid = require "util.uuid".generate;
local s_match = string.match;
+local gmatch = string.gmatch
local math = require "math"
local type = type
local error = error
@@ -82,7 +83,7 @@ local function new_digest_md5(onAuth, onSuccess, onFail, onWrite)
local function parse(data)
message = {}
- for k, v in string.gmatch(data, [[([%w%-])="?[%w%-]"?,?]]) do
+ for k, v in gmatch(data, [[([%w%-]+)="?([%w%-%/%.]+)"?,?]]) do
message[k] = v
end
return message
@@ -102,14 +103,11 @@ local function new_digest_md5(onAuth, onSuccess, onFail, onWrite)
algorithm = "md5-sess"} ));
object.onWrite(st.stanza("challenge", {xmlns = "urn:ietf:params:xml:ns:xmpp-sasl"}):text(challenge))
object.feed = function(self, stanza)
- print(tostring(stanza))
if stanza.name ~= "response" and stanza.name ~= "auth" then self.onFail("invalid-stanza-tag") end
if stanza.attr.xmlns ~= "urn:ietf:params:xml:ns:xmpp-sasl" then self.onFail("invalid-stanza-namespace") end
if stanza.name == "auth" then return end
self.step = self.step + 1
if (self.step == 2) then
-
- log("debug", tostring(stanza[1]))
local response = parse(base64.decode(stanza[1]))
-- check for replay attack
if response["nonce-count"] then
@@ -133,12 +131,11 @@ local function new_digest_md5(onAuth, onSuccess, onFail, onWrite)
if not response["qop"] then response["qop"] = "auth" end
local hostname = ""
+ local protocol = ""
if response["digest-uri"] then
- local uri = response["digest-uri"]:gmatch("^(%w)/(%w)")
- local protocol = uri[1]
- log(protocol)
- local hostname = uri[2]
- log(hostname)
+ protocol, hostname = response["digest-uri"]:match("(%w+)/(.*)$")
+ else
+ error("No digest-uri")
end
-- compare response_value with own calculation
@@ -146,7 +143,7 @@ local function new_digest_md5(onAuth, onSuccess, onFail, onWrite)
-- ":", nonce-value, ":", cnonce-value)
local A2
- local response_value = HEX(KD(HEX(H(A1)), response["nonce"]..":"..response["nonce-count"]..":"..response["cnonce-value"]..":"..response["qop"]..":"..HEX(H(A2))))
+ --local response_value = HEX(KD(HEX(H(A1)), response["nonce"]..":"..response["nonce-count"]..":"..response["cnonce-value"]..":"..response["qop"]..":"..HEX(H(A2))))
if response["qop"] == "auth" then
@@ -154,7 +151,7 @@ local function new_digest_md5(onAuth, onSuccess, onFail, onWrite)
end
- local response_value = HEX(KD(HEX(H(A1)), response["nonce"]..":"..response["nonce-count"]..":"..response["cnonce-value"]..":"..response["qop"]..":"..HEX(H(A2))))
+ --local response_value = HEX(KD(HEX(H(A1)), response["nonce"]..":"..response["nonce-count"]..":"..response["cnonce-value"]..":"..response["qop"]..":"..HEX(H(A2))))
end
--[[