#!/usr/bin/python
#

# Copyright (C) 2013 Google Inc.
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"""Script for unittesting the ganeti.utils.storage module"""

import mock
import os
import shutil
import tempfile
import unittest

from ganeti import constants
from ganeti.utils import security

import testutils


class TestUuidConversion(unittest.TestCase):

  def testUuidConversion(self):
    uuid_as_int = security.UuidToInt("5cd037f4-9587-49c4-a23e-142f8b7e909d")
    self.assertEqual(uuid_as_int, int(uuid_as_int))


class TestGetCertificateDigest(testutils.GanetiTestCase):

  def setUp(self):
    testutils.GanetiTestCase.setUp(self)
    # certificate file that contains the certificate only
    self._certfilename1 = testutils.TestDataFilename("cert1.pem")
    # (different) certificate file that contains both, certificate
    # and private key
    self._certfilename2 = testutils.TestDataFilename("cert2.pem")

  def testGetCertificateDigest(self):
    digest1 = security.GetCertificateDigest(
      cert_filename=self._certfilename1)
    digest2 = security.GetCertificateDigest(
      cert_filename=self._certfilename2)
    self.assertFalse(digest1 == digest2)


class TestCertVerification(testutils.GanetiTestCase):
  def setUp(self):
    testutils.GanetiTestCase.setUp(self)

    self.tmpdir = tempfile.mkdtemp()

  def tearDown(self):
    shutil.rmtree(self.tmpdir)

  def testVerifyCertificate(self):
    security.VerifyCertificate(testutils.TestDataFilename("cert1.pem"))

    nonexist_filename = os.path.join(self.tmpdir, "does-not-exist")

    (errcode, msg) = security.VerifyCertificate(nonexist_filename)
    self.assertEqual(errcode, constants.CV_ERROR)

    # Try to load non-certificate file
    invalid_cert = testutils.TestDataFilename("bdev-net.txt")
    (errcode, msg) = security.VerifyCertificate(invalid_cert)
    self.assertEqual(errcode, constants.CV_ERROR)


if __name__ == "__main__":
  testutils.GanetiTestProgram()