calc AWS Auht header with leofs default user

s3siggen.erl

-module(s3siggen).

-export([gen_sig/2]).

-include("leo_s3_auth.hrl").

-define(S3_ACC_KEY,      "05236").
-define(S3_SEC_KEY,      "802562235").
-define(S3_CONTENT_TYPE, "application/octet-stream").

%% ====================================================================
%% API
%% ====================================================================
gen_sig(HTTPMethod, Path) ->
    [Bucket|_] = string:tokens(Path, "/"),
    SignParams = #sign_params{http_verb    = HTTPMethod,
                              content_md5  = [], 
                              content_type = ?S3_CONTENT_TYPE,
                              date         = [], 
                              bucket       = Bucket,
                              uri          = Path,
                              query_str    = [], 
                              amz_headers  = []
                             },  
    Sig = leo_s3_auth:get_signature(?S3_SEC_KEY, SignParams),
    io_lib:format("AWS ~s:~s", [?S3_ACC_KEY, Sig]).