text: #!/usr/bin/python
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  """Script for testing ganeti.utils.io (tests that require root access)"""
  
  import os
  import tempfile
  import shutil
  import errno
  import grp
  import pwd
  import stat
  
  from ganeti import constants
  from ganeti import utils
  from ganeti import compat
  from ganeti import errors
  
  import testutils
  
  
  class TestWriteFile(testutils.GanetiTestCase):
    def setUp(self):
      testutils.GanetiTestCase.setUp(self)
      self.tmpdir = None
      self.tfile = tempfile.NamedTemporaryFile()
      self.did_pre = False
      self.did_post = False
      self.did_write = False
  
    def tearDown(self):
      testutils.GanetiTestCase.tearDown(self)
      if self.tmpdir:
        shutil.rmtree(self.tmpdir)
  
    def testFileUid(self):
      self.tmpdir = tempfile.mkdtemp()
      target = utils.PathJoin(self.tmpdir, "target")
      tuid = os.geteuid() + 1
      utils.WriteFile(target, data="data", uid=tuid + 1)
      self.assertFileUid(target, tuid + 1)
      utils.WriteFile(target, data="data", uid=tuid)
      self.assertFileUid(target, tuid)
      utils.WriteFile(target, data="data", uid=tuid + 1,
                      keep_perms=utils.KP_IF_EXISTS)
      self.assertFileUid(target, tuid)
      utils.WriteFile(target, data="data", keep_perms=utils.KP_ALWAYS)
      self.assertFileUid(target, tuid)
  
    def testNewFileUid(self):
      self.tmpdir = tempfile.mkdtemp()
      target = utils.PathJoin(self.tmpdir, "target")
      tuid = os.geteuid() + 1
      utils.WriteFile(target, data="data", uid=tuid,
                      keep_perms=utils.KP_IF_EXISTS)
      self.assertFileUid(target, tuid)
  
    def testFileGid(self):
      self.tmpdir = tempfile.mkdtemp()
      target = utils.PathJoin(self.tmpdir, "target")
      tgid = os.getegid() + 1
      utils.WriteFile(target, data="data", gid=tgid + 1)
      self.assertFileGid(target, tgid + 1)
      utils.WriteFile(target, data="data", gid=tgid)
      self.assertFileGid(target, tgid)
      utils.WriteFile(target, data="data", gid=tgid + 1,
                      keep_perms=utils.KP_IF_EXISTS)
      self.assertFileGid(target, tgid)
      utils.WriteFile(target, data="data", keep_perms=utils.KP_ALWAYS)
      self.assertFileGid(target, tgid)
  
    def testNewFileGid(self):
      self.tmpdir = tempfile.mkdtemp()
      target = utils.PathJoin(self.tmpdir, "target")
      tgid = os.getegid() + 1
      utils.WriteFile(target, data="data", gid=tgid,
                      keep_perms=utils.KP_IF_EXISTS)
      self.assertFileGid(target, tgid)
  
  class TestCanRead(testutils.GanetiTestCase):
    def setUp(self):
      testutils.GanetiTestCase.setUp(self)
      self.tmpdir = tempfile.mkdtemp()
      self.confdUid = pwd.getpwnam(constants.CONFD_USER).pw_uid
      self.masterdUid = pwd.getpwnam(constants.MASTERD_USER).pw_uid
      self.masterdGid = grp.getgrnam(constants.MASTERD_GROUP).gr_gid
  
    def tearDown(self):
      testutils.GanetiTestCase.tearDown(self)
      if self.tmpdir:
        shutil.rmtree(self.tmpdir)
  
    def testUserCanRead(self):
      target = utils.PathJoin(self.tmpdir, "target1")
      f=open(target, "w")
      f.close()
      utils.EnforcePermission(target, 0400, uid=self.confdUid,
                              gid=self.masterdGid)
      self.assertTrue(utils.CanRead(constants.CONFD_USER, target))
      if constants.CONFD_USER != constants.MASTERD_USER:
        self.assertFalse(utils.CanRead(constants.MASTERD_USER, target))
  
    def testGroupCanRead(self):
      target = utils.PathJoin(self.tmpdir, "target2")
      f=open(target, "w")
      f.close()
      utils.EnforcePermission(target, 0040, uid=self.confdUid,
                              gid=self.masterdGid)
      self.assertFalse(utils.CanRead(constants.CONFD_USER, target))
      if constants.CONFD_USER != constants.MASTERD_USER:
        self.assertTrue(utils.CanRead(constants.MASTERD_USER, target))
  
      utils.EnforcePermission(target, 0040, uid=self.masterdUid+1,
                              gid=self.masterdGid)
      self.assertTrue(utils.CanRead(constants.MASTERD_USER, target))
  
  
  if __name__ == "__main__":
    testutils.GanetiTestProgram()
  