#! /usr/bin/python

import os, re

def finddirs():
    r = re.compile("^ssh-[0-9A-z]+$")
    return [ ("/tmp/"+p) for p in os.listdir("/tmp") if r.match(p) ]

def dir2path(dir):
    r = re.compile("^agent.[0-9]+$")
    return [ (dir+"/"+f) for f in os.listdir(dir) if r.match(f) ][0]

def keyread(path):
    os.environ["SSH_AUTH_SOCK"] = path
    std = os.popen("ssh-add -l 2> /dev/null")
    raw = std.read() # socket is available
    std.close()
    print path, [raw]
    return

def main():
    dirs  = finddirs()
    # print dirs
    paths = [ dir2path(dir) for dir in dirs ]
    # print paths
    [ keyread(path) for path in paths ]
    return

if __name__ == "__main__": main()

# will generate
"""
/tmp/ssh-rkxTkt5126/agent.5126 ['The agent has no identities.\n']
/tmp/ssh-XWZBL24682/agent.24682 ['2048 * hoge_rsa (RSA)\n']
/tmp/ssh-CEOck24254/agent.24254 ['2048 * fuga_rsa (RSA)\n']
/tmp/ssh-Hioqcny495/agent.495 ['The agent has no identities.\n']
"""