import os
import subprocess

def mailpasswd(acct):
    acct = os.path.basename(acct)
    path = "/home/amin/.passwd/%s.gpg" % acct
    args = ["gpg", "--use-agent", "--quiet", "--batch", "-d", path]
    try:
        return subprocess.check_output(args).strip()
    except subprocess.CalledProcessError:
        return ""

def mailuser(acct):
    acct = os.path.basename(acct)
    path = "/home/amin/.passwd/%s" % acct
    args = ["cat", path]
    try:
        return subprocess.check_output(args).strip()
    except subprocess.CalledProcessError:
        return ""

def prime_gpg_agent():
  ret = False
  i = 1
  while not ret:
    ret = (mailpasswd("prime") == "prime")
    if i > 2:
      from offlineimap.ui import getglobalui
      sys.stderr.write("Error reading in passwords. Terminating.\n")
      getglobalui().terminate()
    i += 1
  return ret

prime_gpg_agent()