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-rw-r--r--core/usermanager.lua45
1 files changed, 40 insertions, 5 deletions
diff --git a/core/usermanager.lua b/core/usermanager.lua
index e38acc87..808faf71 100644
--- a/core/usermanager.lua
+++ b/core/usermanager.lua
@@ -2,22 +2,57 @@
require "util.datamanager"
local datamanager = datamanager;
local log = require "util.logger".init("usermanager");
+local error = error;
+local hashes = require "util.hashes";
module "usermanager"
-function validate_credentials(host, username, password)
+function validate_credentials(host, username, password, method)
log("debug", "User '%s' is being validated", username);
local credentials = datamanager.load(username, host, "accounts") or {};
- if password == credentials.password then return true; end
- return false;
+ if method == nil then method = "PLAIN"; end
+ if method == "PLAIN" and credentials.password then -- PLAIN, do directly
+ if password == credentials.password then
+ return true;
+ else
+ return nil, "Auth failed. Invalid username or password.";
+ end
+ end
+ -- must do md5
+ if not hashes.md5 then
+ return nil, "Server misconfiguration, the md5 library is not available.";
+ end
+ -- make credentials md5
+ local pwd = credentials.password;
+ if not pwd then pwd = credentials.md5; else pwd = hashes.md5(pwd); end
+ -- make password md5
+ if method == "PLAIN" then
+ password = hashes.md5(password or "");
+ elseif method ~= "DIGEST-MD5" then
+ return nil, "Unsupported auth method";
+ end
+ -- compare
+ if password == pwd then
+ return true;
+ else
+ return nil, "Auth failed. Invalid username or password.";
+ end
end
function user_exists(username, host)
- return datamanager.load(username, host, "accounts") ~= nil;
+ return datamanager.load(username, host, "accounts") ~= nil; -- FIXME also check for empty credentials
end
function create_user(username, password, host)
return datamanager.store(username, host, "accounts", {password = password});
end
-return _M; \ No newline at end of file
+function get_supported_methods(host)
+ local methods = {["PLAIN"] = true}; -- TODO this should be taken from the config
+ if hashes.md5 then
+ methods["DIGEST-MD5"] = true;
+ end
+ return methods;
+end
+
+return _M;