#!/usr/bin/python
#
-# Copyright (C) 2006, 2007, 2010 Google Inc.
+# Copyright (C) 2006, 2007, 2010, 2011 Google Inc.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
"""Script for unittesting the utils module"""
-import distutils.version
import errno
import fcntl
import glob
import signal
import socket
import stat
-import string
import tempfile
import time
import unittest
import warnings
-import OpenSSL
-from cStringIO import StringIO
+import random
+import operator
import testutils
from ganeti import constants
from ganeti import compat
from ganeti import utils
from ganeti import errors
-from ganeti.utils import RunCmd, RemoveFile, MatchNameComponent, FormatUnit, \
- ParseUnit, ShellQuote, ShellQuoteArgs, ListVisibleFiles, FirstFree, \
- TailFile, SafeEncode, FormatTime, UnescapeAndSplit, RunParts, PathJoin, \
- ReadOneLineFile, SetEtcHostsEntry, RemoveEtcHostsEntry
-
-
-class TestIsProcessAlive(unittest.TestCase):
- """Testing case for IsProcessAlive"""
-
- def testExists(self):
- mypid = os.getpid()
- self.assert_(utils.IsProcessAlive(mypid), "can't find myself running")
-
- def testNotExisting(self):
- pid_non_existing = os.fork()
- if pid_non_existing == 0:
- os._exit(0)
- elif pid_non_existing < 0:
- raise SystemError("can't fork")
- os.waitpid(pid_non_existing, 0)
- self.assertFalse(utils.IsProcessAlive(pid_non_existing),
- "nonexisting process detected")
-
-
-class TestGetProcStatusPath(unittest.TestCase):
- def test(self):
- self.assert_("/1234/" in utils._GetProcStatusPath(1234))
- self.assertNotEqual(utils._GetProcStatusPath(1),
- utils._GetProcStatusPath(2))
-
-
-class TestIsProcessHandlingSignal(unittest.TestCase):
- def setUp(self):
- self.tmpdir = tempfile.mkdtemp()
-
- def tearDown(self):
- shutil.rmtree(self.tmpdir)
-
- def testParseSigsetT(self):
- self.assertEqual(len(utils._ParseSigsetT("0")), 0)
- self.assertEqual(utils._ParseSigsetT("1"), set([1]))
- self.assertEqual(utils._ParseSigsetT("1000a"), set([2, 4, 17]))
- self.assertEqual(utils._ParseSigsetT("810002"), set([2, 17, 24, ]))
- self.assertEqual(utils._ParseSigsetT("0000000180000202"),
- set([2, 10, 32, 33]))
- self.assertEqual(utils._ParseSigsetT("0000000180000002"),
- set([2, 32, 33]))
- self.assertEqual(utils._ParseSigsetT("0000000188000002"),
- set([2, 28, 32, 33]))
- self.assertEqual(utils._ParseSigsetT("000000004b813efb"),
- set([1, 2, 4, 5, 6, 7, 8, 10, 11, 12, 13, 14, 17,
- 24, 25, 26, 28, 31]))
- self.assertEqual(utils._ParseSigsetT("ffffff"), set(range(1, 25)))
-
- def testGetProcStatusField(self):
- for field in ["SigCgt", "Name", "FDSize"]:
- for value in ["", "0", "cat", " 1234 KB"]:
- pstatus = "\n".join([
- "VmPeak: 999 kB",
- "%s: %s" % (field, value),
- "TracerPid: 0",
- ])
- result = utils._GetProcStatusField(pstatus, field)
- self.assertEqual(result, value.strip())
-
- def test(self):
- sp = PathJoin(self.tmpdir, "status")
-
- utils.WriteFile(sp, data="\n".join([
- "Name: bash",
- "State: S (sleeping)",
- "SleepAVG: 98%",
- "Pid: 22250",
- "PPid: 10858",
- "TracerPid: 0",
- "SigBlk: 0000000000010000",
- "SigIgn: 0000000000384004",
- "SigCgt: 000000004b813efb",
- "CapEff: 0000000000000000",
- ]))
-
- self.assert_(utils.IsProcessHandlingSignal(1234, 10, status_path=sp))
-
- def testNoSigCgt(self):
- sp = PathJoin(self.tmpdir, "status")
-
- utils.WriteFile(sp, data="\n".join([
- "Name: bash",
- ]))
-
- self.assertRaises(RuntimeError, utils.IsProcessHandlingSignal,
- 1234, 10, status_path=sp)
-
- def testNoSuchFile(self):
- sp = PathJoin(self.tmpdir, "notexist")
-
- self.assertFalse(utils.IsProcessHandlingSignal(1234, 10, status_path=sp))
-
- @staticmethod
- def _TestRealProcess():
- signal.signal(signal.SIGUSR1, signal.SIG_DFL)
- if utils.IsProcessHandlingSignal(os.getpid(), signal.SIGUSR1):
- raise Exception("SIGUSR1 is handled when it should not be")
-
- signal.signal(signal.SIGUSR1, lambda signum, frame: None)
- if not utils.IsProcessHandlingSignal(os.getpid(), signal.SIGUSR1):
- raise Exception("SIGUSR1 is not handled when it should be")
-
- signal.signal(signal.SIGUSR1, signal.SIG_IGN)
- if utils.IsProcessHandlingSignal(os.getpid(), signal.SIGUSR1):
- raise Exception("SIGUSR1 is not handled when it should be")
-
- signal.signal(signal.SIGUSR1, signal.SIG_DFL)
- if utils.IsProcessHandlingSignal(os.getpid(), signal.SIGUSR1):
- raise Exception("SIGUSR1 is handled when it should not be")
-
- return True
-
- def testRealProcess(self):
- self.assert_(utils.RunInSeparateProcess(self._TestRealProcess))
-
-
-class TestPidFileFunctions(unittest.TestCase):
- """Tests for WritePidFile, RemovePidFile and ReadPidFile"""
-
- def setUp(self):
- self.dir = tempfile.mkdtemp()
- self.f_dpn = lambda name: os.path.join(self.dir, "%s.pid" % name)
- utils.DaemonPidFileName = self.f_dpn
-
- def testPidFileFunctions(self):
- pid_file = self.f_dpn('test')
- fd = utils.WritePidFile(self.f_dpn('test'))
- self.failUnless(os.path.exists(pid_file),
- "PID file should have been created")
- read_pid = utils.ReadPidFile(pid_file)
- self.failUnlessEqual(read_pid, os.getpid())
- self.failUnless(utils.IsProcessAlive(read_pid))
- self.failUnlessRaises(errors.LockError, utils.WritePidFile,
- self.f_dpn('test'))
- os.close(fd)
- utils.RemovePidFile('test')
- self.failIf(os.path.exists(pid_file),
- "PID file should not exist anymore")
- self.failUnlessEqual(utils.ReadPidFile(pid_file), 0,
- "ReadPidFile should return 0 for missing pid file")
- fh = open(pid_file, "w")
- fh.write("blah\n")
- fh.close()
- self.failUnlessEqual(utils.ReadPidFile(pid_file), 0,
- "ReadPidFile should return 0 for invalid pid file")
- # but now, even with the file existing, we should be able to lock it
- fd = utils.WritePidFile(self.f_dpn('test'))
- os.close(fd)
- utils.RemovePidFile('test')
- self.failIf(os.path.exists(pid_file),
- "PID file should not exist anymore")
-
- def testKill(self):
- pid_file = self.f_dpn('child')
- r_fd, w_fd = os.pipe()
- new_pid = os.fork()
- if new_pid == 0: #child
- utils.WritePidFile(self.f_dpn('child'))
- os.write(w_fd, 'a')
- signal.pause()
- os._exit(0)
- return
- # else we are in the parent
- # wait until the child has written the pid file
- os.read(r_fd, 1)
- read_pid = utils.ReadPidFile(pid_file)
- self.failUnlessEqual(read_pid, new_pid)
- self.failUnless(utils.IsProcessAlive(new_pid))
- utils.KillProcess(new_pid, waitpid=True)
- self.failIf(utils.IsProcessAlive(new_pid))
- utils.RemovePidFile('child')
- self.failUnlessRaises(errors.ProgrammerError, utils.KillProcess, 0)
-
- def tearDown(self):
- for name in os.listdir(self.dir):
- os.unlink(os.path.join(self.dir, name))
- os.rmdir(self.dir)
-
-
-class TestRunCmd(testutils.GanetiTestCase):
- """Testing case for the RunCmd function"""
-
- def setUp(self):
- testutils.GanetiTestCase.setUp(self)
- self.magic = time.ctime() + " ganeti test"
- self.fname = self._CreateTempFile()
- self.fifo_tmpdir = tempfile.mkdtemp()
- self.fifo_file = os.path.join(self.fifo_tmpdir, "ganeti_test_fifo")
- os.mkfifo(self.fifo_file)
-
- def tearDown(self):
- shutil.rmtree(self.fifo_tmpdir)
-
- def testOk(self):
- """Test successful exit code"""
- result = RunCmd("/bin/sh -c 'exit 0'")
- self.assertEqual(result.exit_code, 0)
- self.assertEqual(result.output, "")
-
- def testFail(self):
- """Test fail exit code"""
- result = RunCmd("/bin/sh -c 'exit 1'")
- self.assertEqual(result.exit_code, 1)
- self.assertEqual(result.output, "")
-
- def testStdout(self):
- """Test standard output"""
- cmd = 'echo -n "%s"' % self.magic
- result = RunCmd("/bin/sh -c '%s'" % cmd)
- self.assertEqual(result.stdout, self.magic)
- result = RunCmd("/bin/sh -c '%s'" % cmd, output=self.fname)
- self.assertEqual(result.output, "")
- self.assertFileContent(self.fname, self.magic)
-
- def testStderr(self):
- """Test standard error"""
- cmd = 'echo -n "%s"' % self.magic
- result = RunCmd("/bin/sh -c '%s' 1>&2" % cmd)
- self.assertEqual(result.stderr, self.magic)
- result = RunCmd("/bin/sh -c '%s' 1>&2" % cmd, output=self.fname)
- self.assertEqual(result.output, "")
- self.assertFileContent(self.fname, self.magic)
-
- def testCombined(self):
- """Test combined output"""
- cmd = 'echo -n "A%s"; echo -n "B%s" 1>&2' % (self.magic, self.magic)
- expected = "A" + self.magic + "B" + self.magic
- result = RunCmd("/bin/sh -c '%s'" % cmd)
- self.assertEqual(result.output, expected)
- result = RunCmd("/bin/sh -c '%s'" % cmd, output=self.fname)
- self.assertEqual(result.output, "")
- self.assertFileContent(self.fname, expected)
-
- def testSignal(self):
- """Test signal"""
- result = RunCmd(["python", "-c", "import os; os.kill(os.getpid(), 15)"])
- self.assertEqual(result.signal, 15)
- self.assertEqual(result.output, "")
-
- def testTimeoutClean(self):
- cmd = "trap 'exit 0' TERM; read < %s" % self.fifo_file
- result = RunCmd(["/bin/sh", "-c", cmd], timeout=0.2)
- self.assertEqual(result.exit_code, 0)
-
- def testTimeoutCleanInteractive(self):
- cmd = "trap 'exit 0' TERM; read"
- result = RunCmd(["/bin/sh", "-c", cmd], interactive=True, timeout=0.2)
- self.assertEqual(result.exit_code, 0)
-
- def testTimeoutNonClean(self):
- for exit_code in (1, 10, 17, 29):
- cmd = "trap 'exit %i' TERM; read" % exit_code
- result = RunCmd(["/bin/sh", "-c", cmd], interactive=True, timeout=0.2)
- self.assert_(result.failed)
- self.assertEqual(result.exit_code, exit_code)
-
- def testTimeoutKill(self):
- cmd = "trap '' TERM; read < %s" % self.fifo_file
- timeout = 0.2
- strcmd = utils.ShellQuoteArgs(["/bin/sh", "-c", cmd])
- out, err, status, ta = utils._RunCmdPipe(strcmd, {}, True, "/", False,
- timeout, _linger_timeout=0.2)
- self.assert_(status < 0)
- self.assertEqual(-status, signal.SIGKILL)
-
- def testTimeoutOutputAfterTerm(self):
- cmd = "trap 'echo sigtermed; exit 1' TERM; read < %s" % self.fifo_file
- result = RunCmd(["/bin/sh", "-c", cmd], timeout=0.2)
- self.assert_(result.failed)
- self.assertEqual(result.stdout, "sigtermed\n")
-
- def testListRun(self):
- """Test list runs"""
- result = RunCmd(["true"])
- self.assertEqual(result.signal, None)
- self.assertEqual(result.exit_code, 0)
- result = RunCmd(["/bin/sh", "-c", "exit 1"])
- self.assertEqual(result.signal, None)
- self.assertEqual(result.exit_code, 1)
- result = RunCmd(["echo", "-n", self.magic])
- self.assertEqual(result.signal, None)
- self.assertEqual(result.exit_code, 0)
- self.assertEqual(result.stdout, self.magic)
-
- def testFileEmptyOutput(self):
- """Test file output"""
- result = RunCmd(["true"], output=self.fname)
- self.assertEqual(result.signal, None)
- self.assertEqual(result.exit_code, 0)
- self.assertFileContent(self.fname, "")
-
- def testLang(self):
- """Test locale environment"""
- old_env = os.environ.copy()
- try:
- os.environ["LANG"] = "en_US.UTF-8"
- os.environ["LC_ALL"] = "en_US.UTF-8"
- result = RunCmd(["locale"])
- for line in result.output.splitlines():
- key, value = line.split("=", 1)
- # Ignore these variables, they're overridden by LC_ALL
- if key == "LANG" or key == "LANGUAGE":
- continue
- self.failIf(value and value != "C" and value != '"C"',
- "Variable %s is set to the invalid value '%s'" % (key, value))
- finally:
- os.environ = old_env
-
- def testDefaultCwd(self):
- """Test default working directory"""
- self.failUnlessEqual(RunCmd(["pwd"]).stdout.strip(), "/")
-
- def testCwd(self):
- """Test default working directory"""
- self.failUnlessEqual(RunCmd(["pwd"], cwd="/").stdout.strip(), "/")
- self.failUnlessEqual(RunCmd(["pwd"], cwd="/tmp").stdout.strip(), "/tmp")
- cwd = os.getcwd()
- self.failUnlessEqual(RunCmd(["pwd"], cwd=cwd).stdout.strip(), cwd)
-
- def testResetEnv(self):
- """Test environment reset functionality"""
- self.failUnlessEqual(RunCmd(["env"], reset_env=True).stdout.strip(), "")
- self.failUnlessEqual(RunCmd(["env"], reset_env=True,
- env={"FOO": "bar",}).stdout.strip(), "FOO=bar")
-
-
-class TestRunParts(unittest.TestCase):
- """Testing case for the RunParts function"""
-
- def setUp(self):
- self.rundir = tempfile.mkdtemp(prefix="ganeti-test", suffix=".tmp")
-
- def tearDown(self):
- shutil.rmtree(self.rundir)
-
- def testEmpty(self):
- """Test on an empty dir"""
- self.failUnlessEqual(RunParts(self.rundir, reset_env=True), [])
-
- def testSkipWrongName(self):
- """Test that wrong files are skipped"""
- fname = os.path.join(self.rundir, "00test.dot")
- utils.WriteFile(fname, data="")
- os.chmod(fname, stat.S_IREAD | stat.S_IEXEC)
- relname = os.path.basename(fname)
- self.failUnlessEqual(RunParts(self.rundir, reset_env=True),
- [(relname, constants.RUNPARTS_SKIP, None)])
-
- def testSkipNonExec(self):
- """Test that non executable files are skipped"""
- fname = os.path.join(self.rundir, "00test")
- utils.WriteFile(fname, data="")
- relname = os.path.basename(fname)
- self.failUnlessEqual(RunParts(self.rundir, reset_env=True),
- [(relname, constants.RUNPARTS_SKIP, None)])
-
- def testError(self):
- """Test error on a broken executable"""
- fname = os.path.join(self.rundir, "00test")
- utils.WriteFile(fname, data="")
- os.chmod(fname, stat.S_IREAD | stat.S_IEXEC)
- (relname, status, error) = RunParts(self.rundir, reset_env=True)[0]
- self.failUnlessEqual(relname, os.path.basename(fname))
- self.failUnlessEqual(status, constants.RUNPARTS_ERR)
- self.failUnless(error)
-
- def testSorted(self):
- """Test executions are sorted"""
- files = []
- files.append(os.path.join(self.rundir, "64test"))
- files.append(os.path.join(self.rundir, "00test"))
- files.append(os.path.join(self.rundir, "42test"))
-
- for fname in files:
- utils.WriteFile(fname, data="")
-
- results = RunParts(self.rundir, reset_env=True)
-
- for fname in sorted(files):
- self.failUnlessEqual(os.path.basename(fname), results.pop(0)[0])
-
- def testOk(self):
- """Test correct execution"""
- fname = os.path.join(self.rundir, "00test")
- utils.WriteFile(fname, data="#!/bin/sh\n\necho -n ciao")
- os.chmod(fname, stat.S_IREAD | stat.S_IEXEC)
- (relname, status, runresult) = RunParts(self.rundir, reset_env=True)[0]
- self.failUnlessEqual(relname, os.path.basename(fname))
- self.failUnlessEqual(status, constants.RUNPARTS_RUN)
- self.failUnlessEqual(runresult.stdout, "ciao")
-
- def testRunFail(self):
- """Test correct execution, with run failure"""
- fname = os.path.join(self.rundir, "00test")
- utils.WriteFile(fname, data="#!/bin/sh\n\nexit 1")
- os.chmod(fname, stat.S_IREAD | stat.S_IEXEC)
- (relname, status, runresult) = RunParts(self.rundir, reset_env=True)[0]
- self.failUnlessEqual(relname, os.path.basename(fname))
- self.failUnlessEqual(status, constants.RUNPARTS_RUN)
- self.failUnlessEqual(runresult.exit_code, 1)
- self.failUnless(runresult.failed)
-
- def testRunMix(self):
- files = []
- files.append(os.path.join(self.rundir, "00test"))
- files.append(os.path.join(self.rundir, "42test"))
- files.append(os.path.join(self.rundir, "64test"))
- files.append(os.path.join(self.rundir, "99test"))
-
- files.sort()
-
- # 1st has errors in execution
- utils.WriteFile(files[0], data="#!/bin/sh\n\nexit 1")
- os.chmod(files[0], stat.S_IREAD | stat.S_IEXEC)
-
- # 2nd is skipped
- utils.WriteFile(files[1], data="")
-
- # 3rd cannot execute properly
- utils.WriteFile(files[2], data="")
- os.chmod(files[2], stat.S_IREAD | stat.S_IEXEC)
-
- # 4th execs
- utils.WriteFile(files[3], data="#!/bin/sh\n\necho -n ciao")
- os.chmod(files[3], stat.S_IREAD | stat.S_IEXEC)
-
- results = RunParts(self.rundir, reset_env=True)
-
- (relname, status, runresult) = results[0]
- self.failUnlessEqual(relname, os.path.basename(files[0]))
- self.failUnlessEqual(status, constants.RUNPARTS_RUN)
- self.failUnlessEqual(runresult.exit_code, 1)
- self.failUnless(runresult.failed)
-
- (relname, status, runresult) = results[1]
- self.failUnlessEqual(relname, os.path.basename(files[1]))
- self.failUnlessEqual(status, constants.RUNPARTS_SKIP)
- self.failUnlessEqual(runresult, None)
-
- (relname, status, runresult) = results[2]
- self.failUnlessEqual(relname, os.path.basename(files[2]))
- self.failUnlessEqual(status, constants.RUNPARTS_ERR)
- self.failUnless(runresult)
-
- (relname, status, runresult) = results[3]
- self.failUnlessEqual(relname, os.path.basename(files[3]))
- self.failUnlessEqual(status, constants.RUNPARTS_RUN)
- self.failUnlessEqual(runresult.output, "ciao")
- self.failUnlessEqual(runresult.exit_code, 0)
- self.failUnless(not runresult.failed)
-
-
-class TestStartDaemon(testutils.GanetiTestCase):
- def setUp(self):
- self.tmpdir = tempfile.mkdtemp(prefix="ganeti-test")
- self.tmpfile = os.path.join(self.tmpdir, "test")
-
- def tearDown(self):
- shutil.rmtree(self.tmpdir)
-
- def testShell(self):
- utils.StartDaemon("echo Hello World > %s" % self.tmpfile)
- self._wait(self.tmpfile, 60.0, "Hello World")
-
- def testShellOutput(self):
- utils.StartDaemon("echo Hello World", output=self.tmpfile)
- self._wait(self.tmpfile, 60.0, "Hello World")
-
- def testNoShellNoOutput(self):
- utils.StartDaemon(["pwd"])
-
- def testNoShellNoOutputTouch(self):
- testfile = os.path.join(self.tmpdir, "check")
- self.failIf(os.path.exists(testfile))
- utils.StartDaemon(["touch", testfile])
- self._wait(testfile, 60.0, "")
-
- def testNoShellOutput(self):
- utils.StartDaemon(["pwd"], output=self.tmpfile)
- self._wait(self.tmpfile, 60.0, "/")
-
- def testNoShellOutputCwd(self):
- utils.StartDaemon(["pwd"], output=self.tmpfile, cwd=os.getcwd())
- self._wait(self.tmpfile, 60.0, os.getcwd())
-
- def testShellEnv(self):
- utils.StartDaemon("echo \"$GNT_TEST_VAR\"", output=self.tmpfile,
- env={ "GNT_TEST_VAR": "Hello World", })
- self._wait(self.tmpfile, 60.0, "Hello World")
-
- def testNoShellEnv(self):
- utils.StartDaemon(["printenv", "GNT_TEST_VAR"], output=self.tmpfile,
- env={ "GNT_TEST_VAR": "Hello World", })
- self._wait(self.tmpfile, 60.0, "Hello World")
-
- def testOutputFd(self):
- fd = os.open(self.tmpfile, os.O_WRONLY | os.O_CREAT)
- try:
- utils.StartDaemon(["pwd"], output_fd=fd, cwd=os.getcwd())
- finally:
- os.close(fd)
- self._wait(self.tmpfile, 60.0, os.getcwd())
-
- def testPid(self):
- pid = utils.StartDaemon("echo $$ > %s" % self.tmpfile)
- self._wait(self.tmpfile, 60.0, str(pid))
-
- def testPidFile(self):
- pidfile = os.path.join(self.tmpdir, "pid")
- checkfile = os.path.join(self.tmpdir, "abort")
-
- pid = utils.StartDaemon("while sleep 5; do :; done", pidfile=pidfile,
- output=self.tmpfile)
- try:
- fd = os.open(pidfile, os.O_RDONLY)
- try:
- # Check file is locked
- self.assertRaises(errors.LockError, utils.LockFile, fd)
-
- pidtext = os.read(fd, 100)
- finally:
- os.close(fd)
-
- self.assertEqual(int(pidtext.strip()), pid)
-
- self.assert_(utils.IsProcessAlive(pid))
- finally:
- # No matter what happens, kill daemon
- utils.KillProcess(pid, timeout=5.0, waitpid=False)
- self.failIf(utils.IsProcessAlive(pid))
-
- self.assertEqual(utils.ReadFile(self.tmpfile), "")
-
- def _wait(self, path, timeout, expected):
- # Due to the asynchronous nature of daemon processes, polling is necessary.
- # A timeout makes sure the test doesn't hang forever.
- def _CheckFile():
- if not (os.path.isfile(path) and
- utils.ReadFile(path).strip() == expected):
- raise utils.RetryAgain()
-
- try:
- utils.Retry(_CheckFile, (0.01, 1.5, 1.0), timeout)
- except utils.RetryTimeout:
- self.fail("Apparently the daemon didn't run in %s seconds and/or"
- " didn't write the correct output" % timeout)
-
- def testError(self):
- self.assertRaises(errors.OpExecError, utils.StartDaemon,
- ["./does-NOT-EXIST/here/0123456789"])
- self.assertRaises(errors.OpExecError, utils.StartDaemon,
- ["./does-NOT-EXIST/here/0123456789"],
- output=os.path.join(self.tmpdir, "DIR/NOT/EXIST"))
- self.assertRaises(errors.OpExecError, utils.StartDaemon,
- ["./does-NOT-EXIST/here/0123456789"],
- cwd=os.path.join(self.tmpdir, "DIR/NOT/EXIST"))
- self.assertRaises(errors.OpExecError, utils.StartDaemon,
- ["./does-NOT-EXIST/here/0123456789"],
- output=os.path.join(self.tmpdir, "DIR/NOT/EXIST"))
-
- fd = os.open(self.tmpfile, os.O_WRONLY | os.O_CREAT)
- try:
- self.assertRaises(errors.ProgrammerError, utils.StartDaemon,
- ["./does-NOT-EXIST/here/0123456789"],
- output=self.tmpfile, output_fd=fd)
- finally:
- os.close(fd)
-
-
-class TestSetCloseOnExecFlag(unittest.TestCase):
- """Tests for SetCloseOnExecFlag"""
-
- def setUp(self):
- self.tmpfile = tempfile.TemporaryFile()
-
- def testEnable(self):
- utils.SetCloseOnExecFlag(self.tmpfile.fileno(), True)
- self.failUnless(fcntl.fcntl(self.tmpfile.fileno(), fcntl.F_GETFD) &
- fcntl.FD_CLOEXEC)
-
- def testDisable(self):
- utils.SetCloseOnExecFlag(self.tmpfile.fileno(), False)
- self.failIf(fcntl.fcntl(self.tmpfile.fileno(), fcntl.F_GETFD) &
- fcntl.FD_CLOEXEC)
-
-
-class TestSetNonblockFlag(unittest.TestCase):
- def setUp(self):
- self.tmpfile = tempfile.TemporaryFile()
-
- def testEnable(self):
- utils.SetNonblockFlag(self.tmpfile.fileno(), True)
- self.failUnless(fcntl.fcntl(self.tmpfile.fileno(), fcntl.F_GETFL) &
- os.O_NONBLOCK)
-
- def testDisable(self):
- utils.SetNonblockFlag(self.tmpfile.fileno(), False)
- self.failIf(fcntl.fcntl(self.tmpfile.fileno(), fcntl.F_GETFL) &
- os.O_NONBLOCK)
-
-
-class TestRemoveFile(unittest.TestCase):
- """Test case for the RemoveFile function"""
-
- def setUp(self):
- """Create a temp dir and file for each case"""
- self.tmpdir = tempfile.mkdtemp('', 'ganeti-unittest-')
- fd, self.tmpfile = tempfile.mkstemp('', '', self.tmpdir)
- os.close(fd)
-
- def tearDown(self):
- if os.path.exists(self.tmpfile):
- os.unlink(self.tmpfile)
- os.rmdir(self.tmpdir)
-
- def testIgnoreDirs(self):
- """Test that RemoveFile() ignores directories"""
- self.assertEqual(None, RemoveFile(self.tmpdir))
-
- def testIgnoreNotExisting(self):
- """Test that RemoveFile() ignores non-existing files"""
- RemoveFile(self.tmpfile)
- RemoveFile(self.tmpfile)
-
- def testRemoveFile(self):
- """Test that RemoveFile does remove a file"""
- RemoveFile(self.tmpfile)
- if os.path.exists(self.tmpfile):
- self.fail("File '%s' not removed" % self.tmpfile)
-
- def testRemoveSymlink(self):
- """Test that RemoveFile does remove symlinks"""
- symlink = self.tmpdir + "/symlink"
- os.symlink("no-such-file", symlink)
- RemoveFile(symlink)
- if os.path.exists(symlink):
- self.fail("File '%s' not removed" % symlink)
- os.symlink(self.tmpfile, symlink)
- RemoveFile(symlink)
- if os.path.exists(symlink):
- self.fail("File '%s' not removed" % symlink)
-
-
-class TestRename(unittest.TestCase):
- """Test case for RenameFile"""
-
- def setUp(self):
- """Create a temporary directory"""
- self.tmpdir = tempfile.mkdtemp()
- self.tmpfile = os.path.join(self.tmpdir, "test1")
-
- # Touch the file
- open(self.tmpfile, "w").close()
-
- def tearDown(self):
- """Remove temporary directory"""
- shutil.rmtree(self.tmpdir)
-
- def testSimpleRename1(self):
- """Simple rename 1"""
- utils.RenameFile(self.tmpfile, os.path.join(self.tmpdir, "xyz"))
- self.assert_(os.path.isfile(os.path.join(self.tmpdir, "xyz")))
-
- def testSimpleRename2(self):
- """Simple rename 2"""
- utils.RenameFile(self.tmpfile, os.path.join(self.tmpdir, "xyz"),
- mkdir=True)
- self.assert_(os.path.isfile(os.path.join(self.tmpdir, "xyz")))
-
- def testRenameMkdir(self):
- """Rename with mkdir"""
- utils.RenameFile(self.tmpfile, os.path.join(self.tmpdir, "test/xyz"),
- mkdir=True)
- self.assert_(os.path.isdir(os.path.join(self.tmpdir, "test")))
- self.assert_(os.path.isfile(os.path.join(self.tmpdir, "test/xyz")))
-
- utils.RenameFile(os.path.join(self.tmpdir, "test/xyz"),
- os.path.join(self.tmpdir, "test/foo/bar/baz"),
- mkdir=True)
- self.assert_(os.path.isdir(os.path.join(self.tmpdir, "test")))
- self.assert_(os.path.isdir(os.path.join(self.tmpdir, "test/foo/bar")))
- self.assert_(os.path.isfile(os.path.join(self.tmpdir, "test/foo/bar/baz")))
-
-
-class TestMatchNameComponent(unittest.TestCase):
- """Test case for the MatchNameComponent function"""
-
- def testEmptyList(self):
- """Test that there is no match against an empty list"""
-
- self.failUnlessEqual(MatchNameComponent("", []), None)
- self.failUnlessEqual(MatchNameComponent("test", []), None)
-
- def testSingleMatch(self):
- """Test that a single match is performed correctly"""
- mlist = ["test1.example.com", "test2.example.com", "test3.example.com"]
- for key in "test2", "test2.example", "test2.example.com":
- self.failUnlessEqual(MatchNameComponent(key, mlist), mlist[1])
-
- def testMultipleMatches(self):
- """Test that a multiple match is returned as None"""
- mlist = ["test1.example.com", "test1.example.org", "test1.example.net"]
- for key in "test1", "test1.example":
- self.failUnlessEqual(MatchNameComponent(key, mlist), None)
-
- def testFullMatch(self):
- """Test that a full match is returned correctly"""
- key1 = "test1"
- key2 = "test1.example"
- mlist = [key2, key2 + ".com"]
- self.failUnlessEqual(MatchNameComponent(key1, mlist), None)
- self.failUnlessEqual(MatchNameComponent(key2, mlist), key2)
-
- def testCaseInsensitivePartialMatch(self):
- """Test for the case_insensitive keyword"""
- mlist = ["test1.example.com", "test2.example.net"]
- self.assertEqual(MatchNameComponent("test2", mlist, case_sensitive=False),
- "test2.example.net")
- self.assertEqual(MatchNameComponent("Test2", mlist, case_sensitive=False),
- "test2.example.net")
- self.assertEqual(MatchNameComponent("teSt2", mlist, case_sensitive=False),
- "test2.example.net")
- self.assertEqual(MatchNameComponent("TeSt2", mlist, case_sensitive=False),
- "test2.example.net")
-
-
- def testCaseInsensitiveFullMatch(self):
- mlist = ["ts1.ex", "ts1.ex.org", "ts2.ex", "Ts2.ex"]
- # Between the two ts1 a full string match non-case insensitive should work
- self.assertEqual(MatchNameComponent("Ts1", mlist, case_sensitive=False),
- None)
- self.assertEqual(MatchNameComponent("Ts1.ex", mlist, case_sensitive=False),
- "ts1.ex")
- self.assertEqual(MatchNameComponent("ts1.ex", mlist, case_sensitive=False),
- "ts1.ex")
- # Between the two ts2 only case differs, so only case-match works
- self.assertEqual(MatchNameComponent("ts2.ex", mlist, case_sensitive=False),
- "ts2.ex")
- self.assertEqual(MatchNameComponent("Ts2.ex", mlist, case_sensitive=False),
- "Ts2.ex")
- self.assertEqual(MatchNameComponent("TS2.ex", mlist, case_sensitive=False),
- None)
-
-
-class TestReadFile(testutils.GanetiTestCase):
-
- def testReadAll(self):
- data = utils.ReadFile(self._TestDataFilename("cert1.pem"))
- self.assertEqual(len(data), 814)
-
- h = compat.md5_hash()
- h.update(data)
- self.assertEqual(h.hexdigest(), "a491efb3efe56a0535f924d5f8680fd4")
-
- def testReadSize(self):
- data = utils.ReadFile(self._TestDataFilename("cert1.pem"),
- size=100)
- self.assertEqual(len(data), 100)
-
- h = compat.md5_hash()
- h.update(data)
- self.assertEqual(h.hexdigest(), "893772354e4e690b9efd073eed433ce7")
-
- def testError(self):
- self.assertRaises(EnvironmentError, utils.ReadFile,
- "/dev/null/does-not-exist")
-
-
-class TestReadOneLineFile(testutils.GanetiTestCase):
-
- def setUp(self):
- testutils.GanetiTestCase.setUp(self)
-
- def testDefault(self):
- data = ReadOneLineFile(self._TestDataFilename("cert1.pem"))
- self.assertEqual(len(data), 27)
- self.assertEqual(data, "-----BEGIN CERTIFICATE-----")
-
- def testNotStrict(self):
- data = ReadOneLineFile(self._TestDataFilename("cert1.pem"), strict=False)
- self.assertEqual(len(data), 27)
- self.assertEqual(data, "-----BEGIN CERTIFICATE-----")
-
- def testStrictFailure(self):
- self.assertRaises(errors.GenericError, ReadOneLineFile,
- self._TestDataFilename("cert1.pem"), strict=True)
-
- def testLongLine(self):
- dummydata = (1024 * "Hello World! ")
- myfile = self._CreateTempFile()
- utils.WriteFile(myfile, data=dummydata)
- datastrict = ReadOneLineFile(myfile, strict=True)
- datalax = ReadOneLineFile(myfile, strict=False)
- self.assertEqual(dummydata, datastrict)
- self.assertEqual(dummydata, datalax)
-
- def testNewline(self):
- myfile = self._CreateTempFile()
- myline = "myline"
- for nl in ["", "\n", "\r\n"]:
- dummydata = "%s%s" % (myline, nl)
- utils.WriteFile(myfile, data=dummydata)
- datalax = ReadOneLineFile(myfile, strict=False)
- self.assertEqual(myline, datalax)
- datastrict = ReadOneLineFile(myfile, strict=True)
- self.assertEqual(myline, datastrict)
-
- def testWhitespaceAndMultipleLines(self):
- myfile = self._CreateTempFile()
- for nl in ["", "\n", "\r\n"]:
- for ws in [" ", "\t", "\t\t \t", "\t "]:
- dummydata = (1024 * ("Foo bar baz %s%s" % (ws, nl)))
- utils.WriteFile(myfile, data=dummydata)
- datalax = ReadOneLineFile(myfile, strict=False)
- if nl:
- self.assert_(set("\r\n") & set(dummydata))
- self.assertRaises(errors.GenericError, ReadOneLineFile,
- myfile, strict=True)
- explen = len("Foo bar baz ") + len(ws)
- self.assertEqual(len(datalax), explen)
- self.assertEqual(datalax, dummydata[:explen])
- self.assertFalse(set("\r\n") & set(datalax))
- else:
- datastrict = ReadOneLineFile(myfile, strict=True)
- self.assertEqual(dummydata, datastrict)
- self.assertEqual(dummydata, datalax)
-
- def testEmptylines(self):
- myfile = self._CreateTempFile()
- myline = "myline"
- for nl in ["\n", "\r\n"]:
- for ol in ["", "otherline"]:
- dummydata = "%s%s%s%s%s%s" % (nl, nl, myline, nl, ol, nl)
- utils.WriteFile(myfile, data=dummydata)
- self.assert_(set("\r\n") & set(dummydata))
- datalax = ReadOneLineFile(myfile, strict=False)
- self.assertEqual(myline, datalax)
- if ol:
- self.assertRaises(errors.GenericError, ReadOneLineFile,
- myfile, strict=True)
- else:
- datastrict = ReadOneLineFile(myfile, strict=True)
- self.assertEqual(myline, datastrict)
-
-
-class TestTimestampForFilename(unittest.TestCase):
- def test(self):
- self.assert_("." not in utils.TimestampForFilename())
- self.assert_(":" not in utils.TimestampForFilename())
-
-
-class TestCreateBackup(testutils.GanetiTestCase):
- def setUp(self):
- testutils.GanetiTestCase.setUp(self)
-
- self.tmpdir = tempfile.mkdtemp()
-
- def tearDown(self):
- testutils.GanetiTestCase.tearDown(self)
-
- shutil.rmtree(self.tmpdir)
-
- def testEmpty(self):
- filename = PathJoin(self.tmpdir, "config.data")
- utils.WriteFile(filename, data="")
- bname = utils.CreateBackup(filename)
- self.assertFileContent(bname, "")
- self.assertEqual(len(glob.glob("%s*" % filename)), 2)
- utils.CreateBackup(filename)
- self.assertEqual(len(glob.glob("%s*" % filename)), 3)
- utils.CreateBackup(filename)
- self.assertEqual(len(glob.glob("%s*" % filename)), 4)
-
- fifoname = PathJoin(self.tmpdir, "fifo")
- os.mkfifo(fifoname)
- self.assertRaises(errors.ProgrammerError, utils.CreateBackup, fifoname)
-
- def testContent(self):
- bkpcount = 0
- for data in ["", "X", "Hello World!\n" * 100, "Binary data\0\x01\x02\n"]:
- for rep in [1, 2, 10, 127]:
- testdata = data * rep
-
- filename = PathJoin(self.tmpdir, "test.data_")
- utils.WriteFile(filename, data=testdata)
- self.assertFileContent(filename, testdata)
-
- for _ in range(3):
- bname = utils.CreateBackup(filename)
- bkpcount += 1
- self.assertFileContent(bname, testdata)
- self.assertEqual(len(glob.glob("%s*" % filename)), 1 + bkpcount)
-
-
-class TestFormatUnit(unittest.TestCase):
- """Test case for the FormatUnit function"""
-
- def testMiB(self):
- self.assertEqual(FormatUnit(1, 'h'), '1M')
- self.assertEqual(FormatUnit(100, 'h'), '100M')
- self.assertEqual(FormatUnit(1023, 'h'), '1023M')
-
- self.assertEqual(FormatUnit(1, 'm'), '1')
- self.assertEqual(FormatUnit(100, 'm'), '100')
- self.assertEqual(FormatUnit(1023, 'm'), '1023')
-
- self.assertEqual(FormatUnit(1024, 'm'), '1024')
- self.assertEqual(FormatUnit(1536, 'm'), '1536')
- self.assertEqual(FormatUnit(17133, 'm'), '17133')
- self.assertEqual(FormatUnit(1024 * 1024 - 1, 'm'), '1048575')
-
- def testGiB(self):
- self.assertEqual(FormatUnit(1024, 'h'), '1.0G')
- self.assertEqual(FormatUnit(1536, 'h'), '1.5G')
- self.assertEqual(FormatUnit(17133, 'h'), '16.7G')
- self.assertEqual(FormatUnit(1024 * 1024 - 1, 'h'), '1024.0G')
-
- self.assertEqual(FormatUnit(1024, 'g'), '1.0')
- self.assertEqual(FormatUnit(1536, 'g'), '1.5')
- self.assertEqual(FormatUnit(17133, 'g'), '16.7')
- self.assertEqual(FormatUnit(1024 * 1024 - 1, 'g'), '1024.0')
-
- self.assertEqual(FormatUnit(1024 * 1024, 'g'), '1024.0')
- self.assertEqual(FormatUnit(5120 * 1024, 'g'), '5120.0')
- self.assertEqual(FormatUnit(29829 * 1024, 'g'), '29829.0')
-
- def testTiB(self):
- self.assertEqual(FormatUnit(1024 * 1024, 'h'), '1.0T')
- self.assertEqual(FormatUnit(5120 * 1024, 'h'), '5.0T')
- self.assertEqual(FormatUnit(29829 * 1024, 'h'), '29.1T')
-
- self.assertEqual(FormatUnit(1024 * 1024, 't'), '1.0')
- self.assertEqual(FormatUnit(5120 * 1024, 't'), '5.0')
- self.assertEqual(FormatUnit(29829 * 1024, 't'), '29.1')
-
-
-class TestParseUnit(unittest.TestCase):
- """Test case for the ParseUnit function"""
-
- SCALES = (('', 1),
- ('M', 1), ('G', 1024), ('T', 1024 * 1024),
- ('MB', 1), ('GB', 1024), ('TB', 1024 * 1024),
- ('MiB', 1), ('GiB', 1024), ('TiB', 1024 * 1024))
-
- def testRounding(self):
- self.assertEqual(ParseUnit('0'), 0)
- self.assertEqual(ParseUnit('1'), 4)
- self.assertEqual(ParseUnit('2'), 4)
- self.assertEqual(ParseUnit('3'), 4)
-
- self.assertEqual(ParseUnit('124'), 124)
- self.assertEqual(ParseUnit('125'), 128)
- self.assertEqual(ParseUnit('126'), 128)
- self.assertEqual(ParseUnit('127'), 128)
- self.assertEqual(ParseUnit('128'), 128)
- self.assertEqual(ParseUnit('129'), 132)
- self.assertEqual(ParseUnit('130'), 132)
-
- def testFloating(self):
- self.assertEqual(ParseUnit('0'), 0)
- self.assertEqual(ParseUnit('0.5'), 4)
- self.assertEqual(ParseUnit('1.75'), 4)
- self.assertEqual(ParseUnit('1.99'), 4)
- self.assertEqual(ParseUnit('2.00'), 4)
- self.assertEqual(ParseUnit('2.01'), 4)
- self.assertEqual(ParseUnit('3.99'), 4)
- self.assertEqual(ParseUnit('4.00'), 4)
- self.assertEqual(ParseUnit('4.01'), 8)
- self.assertEqual(ParseUnit('1.5G'), 1536)
- self.assertEqual(ParseUnit('1.8G'), 1844)
- self.assertEqual(ParseUnit('8.28T'), 8682212)
-
- def testSuffixes(self):
- for sep in ('', ' ', ' ', "\t", "\t "):
- for suffix, scale in TestParseUnit.SCALES:
- for func in (lambda x: x, str.lower, str.upper):
- self.assertEqual(ParseUnit('1024' + sep + func(suffix)),
- 1024 * scale)
-
- def testInvalidInput(self):
- for sep in ('-', '_', ',', 'a'):
- for suffix, _ in TestParseUnit.SCALES:
- self.assertRaises(errors.UnitParseError, ParseUnit, '1' + sep + suffix)
-
- for suffix, _ in TestParseUnit.SCALES:
- self.assertRaises(errors.UnitParseError, ParseUnit, '1,3' + suffix)
+from ganeti.utils import RunCmd, \
+ FirstFree, \
+ RunParts
class TestParseCpuMask(unittest.TestCase):
- """Test case for the ParseCpuMask function."""
-
- def testWellFormed(self):
- self.assertEqual(utils.ParseCpuMask(""), [])
- self.assertEqual(utils.ParseCpuMask("1"), [1])
- self.assertEqual(utils.ParseCpuMask("0-2,4,5-5"), [0,1,2,4,5])
-
- def testInvalidInput(self):
- self.assertRaises(errors.ParseError,
- utils.ParseCpuMask,
- "garbage")
- self.assertRaises(errors.ParseError,
- utils.ParseCpuMask,
- "0,")
- self.assertRaises(errors.ParseError,
- utils.ParseCpuMask,
- "0-1-2")
- self.assertRaises(errors.ParseError,
- utils.ParseCpuMask,
- "2-1")
-
-class TestSshKeys(testutils.GanetiTestCase):
- """Test case for the AddAuthorizedKey function"""
-
- KEY_A = 'ssh-dss AAAAB3NzaC1w5256closdj32mZaQU root@key-a'
- KEY_B = ('command="/usr/bin/fooserver -t --verbose",from="198.51.100.4" '
- 'ssh-dss AAAAB3NzaC1w520smc01ms0jfJs22 root@key-b')
-
- def setUp(self):
- testutils.GanetiTestCase.setUp(self)
- self.tmpname = self._CreateTempFile()
- handle = open(self.tmpname, 'w')
- try:
- handle.write("%s\n" % TestSshKeys.KEY_A)
- handle.write("%s\n" % TestSshKeys.KEY_B)
- finally:
- handle.close()
-
- def testAddingNewKey(self):
- utils.AddAuthorizedKey(self.tmpname,
- 'ssh-dss AAAAB3NzaC1kc3MAAACB root@test')
-
- self.assertFileContent(self.tmpname,
- "ssh-dss AAAAB3NzaC1w5256closdj32mZaQU root@key-a\n"
- 'command="/usr/bin/fooserver -t --verbose",from="198.51.100.4"'
- " ssh-dss AAAAB3NzaC1w520smc01ms0jfJs22 root@key-b\n"
- "ssh-dss AAAAB3NzaC1kc3MAAACB root@test\n")
-
- def testAddingAlmostButNotCompletelyTheSameKey(self):
- utils.AddAuthorizedKey(self.tmpname,
- 'ssh-dss AAAAB3NzaC1w5256closdj32mZaQU root@test')
-
- self.assertFileContent(self.tmpname,
- "ssh-dss AAAAB3NzaC1w5256closdj32mZaQU root@key-a\n"
- 'command="/usr/bin/fooserver -t --verbose",from="198.51.100.4"'
- " ssh-dss AAAAB3NzaC1w520smc01ms0jfJs22 root@key-b\n"
- "ssh-dss AAAAB3NzaC1w5256closdj32mZaQU root@test\n")
-
- def testAddingExistingKeyWithSomeMoreSpaces(self):
- utils.AddAuthorizedKey(self.tmpname,
- 'ssh-dss AAAAB3NzaC1w5256closdj32mZaQU root@key-a')
-
- self.assertFileContent(self.tmpname,
- "ssh-dss AAAAB3NzaC1w5256closdj32mZaQU root@key-a\n"
- 'command="/usr/bin/fooserver -t --verbose",from="198.51.100.4"'
- " ssh-dss AAAAB3NzaC1w520smc01ms0jfJs22 root@key-b\n")
-
- def testRemovingExistingKeyWithSomeMoreSpaces(self):
- utils.RemoveAuthorizedKey(self.tmpname,
- 'ssh-dss AAAAB3NzaC1w5256closdj32mZaQU root@key-a')
-
- self.assertFileContent(self.tmpname,
- 'command="/usr/bin/fooserver -t --verbose",from="198.51.100.4"'
- " ssh-dss AAAAB3NzaC1w520smc01ms0jfJs22 root@key-b\n")
-
- def testRemovingNonExistingKey(self):
- utils.RemoveAuthorizedKey(self.tmpname,
- 'ssh-dss AAAAB3Nsdfj230xxjxJjsjwjsjdjU root@test')
-
- self.assertFileContent(self.tmpname,
- "ssh-dss AAAAB3NzaC1w5256closdj32mZaQU root@key-a\n"
- 'command="/usr/bin/fooserver -t --verbose",from="198.51.100.4"'
- " ssh-dss AAAAB3NzaC1w520smc01ms0jfJs22 root@key-b\n")
-
-
-class TestEtcHosts(testutils.GanetiTestCase):
- """Test functions modifying /etc/hosts"""
-
- def setUp(self):
- testutils.GanetiTestCase.setUp(self)
- self.tmpname = self._CreateTempFile()
- handle = open(self.tmpname, 'w')
- try:
- handle.write('# This is a test file for /etc/hosts\n')
- handle.write('127.0.0.1\tlocalhost\n')
- handle.write('192.0.2.1 router gw\n')
- finally:
- handle.close()
-
- def testSettingNewIp(self):
- SetEtcHostsEntry(self.tmpname, '198.51.100.4', 'myhost.example.com',
- ['myhost'])
-
- self.assertFileContent(self.tmpname,
- "# This is a test file for /etc/hosts\n"
- "127.0.0.1\tlocalhost\n"
- "192.0.2.1 router gw\n"
- "198.51.100.4\tmyhost.example.com myhost\n")
- self.assertFileMode(self.tmpname, 0644)
-
- def testSettingExistingIp(self):
- SetEtcHostsEntry(self.tmpname, '192.0.2.1', 'myhost.example.com',
- ['myhost'])
-
- self.assertFileContent(self.tmpname,
- "# This is a test file for /etc/hosts\n"
- "127.0.0.1\tlocalhost\n"
- "192.0.2.1\tmyhost.example.com myhost\n")
- self.assertFileMode(self.tmpname, 0644)
-
- def testSettingDuplicateName(self):
- SetEtcHostsEntry(self.tmpname, '198.51.100.4', 'myhost', ['myhost'])
-
- self.assertFileContent(self.tmpname,
- "# This is a test file for /etc/hosts\n"
- "127.0.0.1\tlocalhost\n"
- "192.0.2.1 router gw\n"
- "198.51.100.4\tmyhost\n")
- self.assertFileMode(self.tmpname, 0644)
-
- def testRemovingExistingHost(self):
- RemoveEtcHostsEntry(self.tmpname, 'router')
-
- self.assertFileContent(self.tmpname,
- "# This is a test file for /etc/hosts\n"
- "127.0.0.1\tlocalhost\n"
- "192.0.2.1 gw\n")
- self.assertFileMode(self.tmpname, 0644)
-
- def testRemovingSingleExistingHost(self):
- RemoveEtcHostsEntry(self.tmpname, 'localhost')
-
- self.assertFileContent(self.tmpname,
- "# This is a test file for /etc/hosts\n"
- "192.0.2.1 router gw\n")
- self.assertFileMode(self.tmpname, 0644)
-
- def testRemovingNonExistingHost(self):
- RemoveEtcHostsEntry(self.tmpname, 'myhost')
-
- self.assertFileContent(self.tmpname,
- "# This is a test file for /etc/hosts\n"
- "127.0.0.1\tlocalhost\n"
- "192.0.2.1 router gw\n")
- self.assertFileMode(self.tmpname, 0644)
-
- def testRemovingAlias(self):
- RemoveEtcHostsEntry(self.tmpname, 'gw')
-
- self.assertFileContent(self.tmpname,
- "# This is a test file for /etc/hosts\n"
- "127.0.0.1\tlocalhost\n"
- "192.0.2.1 router\n")
- self.assertFileMode(self.tmpname, 0644)
-
-
-class TestGetMounts(unittest.TestCase):
- """Test case for GetMounts()."""
-
- TESTDATA = (
- "rootfs / rootfs rw 0 0\n"
- "none /sys sysfs rw,nosuid,nodev,noexec,relatime 0 0\n"
- "none /proc proc rw,nosuid,nodev,noexec,relatime 0 0\n")
-
- def setUp(self):
- self.tmpfile = tempfile.NamedTemporaryFile()
- utils.WriteFile(self.tmpfile.name, data=self.TESTDATA)
-
- def testGetMounts(self):
- self.assertEqual(utils.GetMounts(filename=self.tmpfile.name),
- [
- ("rootfs", "/", "rootfs", "rw"),
- ("none", "/sys", "sysfs", "rw,nosuid,nodev,noexec,relatime"),
- ("none", "/proc", "proc", "rw,nosuid,nodev,noexec,relatime"),
- ])
-
-
-class TestShellQuoting(unittest.TestCase):
- """Test case for shell quoting functions"""
-
- def testShellQuote(self):
- self.assertEqual(ShellQuote('abc'), "abc")
- self.assertEqual(ShellQuote('ab"c'), "'ab\"c'")
- self.assertEqual(ShellQuote("a'bc"), "'a'\\''bc'")
- self.assertEqual(ShellQuote("a b c"), "'a b c'")
- self.assertEqual(ShellQuote("a b\\ c"), "'a b\\ c'")
-
- def testShellQuoteArgs(self):
- self.assertEqual(ShellQuoteArgs(['a', 'b', 'c']), "a b c")
- self.assertEqual(ShellQuoteArgs(['a', 'b"', 'c']), "a 'b\"' c")
- self.assertEqual(ShellQuoteArgs(['a', 'b\'', 'c']), "a 'b'\\\''' c")
-
-
-class TestListVisibleFiles(unittest.TestCase):
- """Test case for ListVisibleFiles"""
-
- def setUp(self):
- self.path = tempfile.mkdtemp()
-
- def tearDown(self):
- shutil.rmtree(self.path)
-
- def _CreateFiles(self, files):
- for name in files:
- utils.WriteFile(os.path.join(self.path, name), data="test")
-
- def _test(self, files, expected):
- self._CreateFiles(files)
- found = ListVisibleFiles(self.path)
- self.assertEqual(set(found), set(expected))
-
- def testAllVisible(self):
- files = ["a", "b", "c"]
- expected = files
- self._test(files, expected)
-
- def testNoneVisible(self):
- files = [".a", ".b", ".c"]
- expected = []
- self._test(files, expected)
-
- def testSomeVisible(self):
- files = ["a", "b", ".c"]
- expected = ["a", "b"]
- self._test(files, expected)
-
- def testNonAbsolutePath(self):
- self.failUnlessRaises(errors.ProgrammerError, ListVisibleFiles, "abc")
-
- def testNonNormalizedPath(self):
- self.failUnlessRaises(errors.ProgrammerError, ListVisibleFiles,
- "/bin/../tmp")
-
-
-class TestNewUUID(unittest.TestCase):
- """Test case for NewUUID"""
-
- def runTest(self):
- self.failUnless(utils.UUID_RE.match(utils.NewUUID()))
-
-
-class TestUniqueSequence(unittest.TestCase):
- """Test case for UniqueSequence"""
-
- def _test(self, input, expected):
- self.assertEqual(utils.UniqueSequence(input), expected)
-
- def runTest(self):
- # Ordered input
- self._test([1, 2, 3], [1, 2, 3])
- self._test([1, 1, 2, 2, 3, 3], [1, 2, 3])
- self._test([1, 2, 2, 3], [1, 2, 3])
- self._test([1, 2, 3, 3], [1, 2, 3])
-
- # Unordered input
- self._test([1, 2, 3, 1, 2, 3], [1, 2, 3])
- self._test([1, 1, 2, 3, 3, 1, 2], [1, 2, 3])
-
- # Strings
- self._test(["a", "a"], ["a"])
- self._test(["a", "b"], ["a", "b"])
- self._test(["a", "b", "a"], ["a", "b"])
-
-
-class TestFirstFree(unittest.TestCase):
- """Test case for the FirstFree function"""
-
- def test(self):
- """Test FirstFree"""
- self.failUnlessEqual(FirstFree([0, 1, 3]), 2)
- self.failUnlessEqual(FirstFree([]), None)
- self.failUnlessEqual(FirstFree([3, 4, 6]), 0)
- self.failUnlessEqual(FirstFree([3, 4, 6], base=3), 5)
- self.failUnlessRaises(AssertionError, FirstFree, [0, 3, 4, 6], base=3)
-
-
-class TestTailFile(testutils.GanetiTestCase):
- """Test case for the TailFile function"""
-
- def testEmpty(self):
- fname = self._CreateTempFile()
- self.failUnlessEqual(TailFile(fname), [])
- self.failUnlessEqual(TailFile(fname, lines=25), [])
-
- def testAllLines(self):
- data = ["test %d" % i for i in range(30)]
- for i in range(30):
- fname = self._CreateTempFile()
- fd = open(fname, "w")
- fd.write("\n".join(data[:i]))
- if i > 0:
- fd.write("\n")
- fd.close()
- self.failUnlessEqual(TailFile(fname, lines=i), data[:i])
-
- def testPartialLines(self):
- data = ["test %d" % i for i in range(30)]
- fname = self._CreateTempFile()
- fd = open(fname, "w")
- fd.write("\n".join(data))
- fd.write("\n")
- fd.close()
- for i in range(1, 30):
- self.failUnlessEqual(TailFile(fname, lines=i), data[-i:])
-
- def testBigFile(self):
- data = ["test %d" % i for i in range(30)]
- fname = self._CreateTempFile()
- fd = open(fname, "w")
- fd.write("X" * 1048576)
- fd.write("\n")
- fd.write("\n".join(data))
- fd.write("\n")
- fd.close()
- for i in range(1, 30):
- self.failUnlessEqual(TailFile(fname, lines=i), data[-i:])
-
-
-class _BaseFileLockTest:
- """Test case for the FileLock class"""
-
- def testSharedNonblocking(self):
- self.lock.Shared(blocking=False)
- self.lock.Close()
-
- def testExclusiveNonblocking(self):
- self.lock.Exclusive(blocking=False)
- self.lock.Close()
-
- def testUnlockNonblocking(self):
- self.lock.Unlock(blocking=False)
- self.lock.Close()
-
- def testSharedBlocking(self):
- self.lock.Shared(blocking=True)
- self.lock.Close()
-
- def testExclusiveBlocking(self):
- self.lock.Exclusive(blocking=True)
- self.lock.Close()
-
- def testUnlockBlocking(self):
- self.lock.Unlock(blocking=True)
- self.lock.Close()
-
- def testSharedExclusiveUnlock(self):
- self.lock.Shared(blocking=False)
- self.lock.Exclusive(blocking=False)
- self.lock.Unlock(blocking=False)
- self.lock.Close()
-
- def testExclusiveSharedUnlock(self):
- self.lock.Exclusive(blocking=False)
- self.lock.Shared(blocking=False)
- self.lock.Unlock(blocking=False)
- self.lock.Close()
-
- def testSimpleTimeout(self):
- # These will succeed on the first attempt, hence a short timeout
- self.lock.Shared(blocking=True, timeout=10.0)
- self.lock.Exclusive(blocking=False, timeout=10.0)
- self.lock.Unlock(blocking=True, timeout=10.0)
- self.lock.Close()
-
- @staticmethod
- def _TryLockInner(filename, shared, blocking):
- lock = utils.FileLock.Open(filename)
-
- if shared:
- fn = lock.Shared
- else:
- fn = lock.Exclusive
-
- try:
- # The timeout doesn't really matter as the parent process waits for us to
- # finish anyway.
- fn(blocking=blocking, timeout=0.01)
- except errors.LockError, err:
- return False
+ """Test case for the ParseCpuMask function."""
- return True
+ def testWellFormed(self):
+ self.assertEqual(utils.ParseCpuMask(""), [])
+ self.assertEqual(utils.ParseCpuMask("1"), [1])
+ self.assertEqual(utils.ParseCpuMask("0-2,4,5-5"), [0,1,2,4,5])
- def _TryLock(self, *args):
- return utils.RunInSeparateProcess(self._TryLockInner, self.tmpfile.name,
- *args)
+ def testInvalidInput(self):
+ for data in ["garbage", "0,", "0-1-2", "2-1", "1-a"]:
+ self.assertRaises(errors.ParseError, utils.ParseCpuMask, data)
- def testTimeout(self):
- for blocking in [True, False]:
- self.lock.Exclusive(blocking=True)
- self.failIf(self._TryLock(False, blocking))
- self.failIf(self._TryLock(True, blocking))
- self.lock.Shared(blocking=True)
- self.assert_(self._TryLock(True, blocking))
- self.failIf(self._TryLock(False, blocking))
+class TestParseMultiCpuMask(unittest.TestCase):
+ """Test case for the ParseMultiCpuMask function."""
- def testCloseShared(self):
- self.lock.Close()
- self.assertRaises(AssertionError, self.lock.Shared, blocking=False)
+ def testWellFormed(self):
+ self.assertEqual(utils.ParseMultiCpuMask(""), [])
+ self.assertEqual(utils.ParseMultiCpuMask("1"), [[1]])
+ self.assertEqual(utils.ParseMultiCpuMask("0-2,4,5-5"), [[0, 1, 2, 4, 5]])
+ self.assertEqual(utils.ParseMultiCpuMask("all"), [[-1]])
+ self.assertEqual(utils.ParseMultiCpuMask("0-2:all:4,6-8"),
+ [[0, 1, 2], [-1], [4, 6, 7, 8]])
- def testCloseExclusive(self):
- self.lock.Close()
- self.assertRaises(AssertionError, self.lock.Exclusive, blocking=False)
+ def testInvalidInput(self):
+ for data in ["garbage", "0,", "0-1-2", "2-1", "1-a", "all-all"]:
+ self.assertRaises(errors.ParseError, utils.ParseCpuMask, data)
- def testCloseUnlock(self):
- self.lock.Close()
- self.assertRaises(AssertionError, self.lock.Unlock, blocking=False)
+class TestGetMounts(unittest.TestCase):
+ """Test case for GetMounts()."""
-class TestFileLockWithFilename(testutils.GanetiTestCase, _BaseFileLockTest):
- TESTDATA = "Hello World\n" * 10
+ TESTDATA = (
+ "rootfs / rootfs rw 0 0\n"
+ "none /sys sysfs rw,nosuid,nodev,noexec,relatime 0 0\n"
+ "none /proc proc rw,nosuid,nodev,noexec,relatime 0 0\n")
def setUp(self):
- testutils.GanetiTestCase.setUp(self)
-
self.tmpfile = tempfile.NamedTemporaryFile()
utils.WriteFile(self.tmpfile.name, data=self.TESTDATA)
- self.lock = utils.FileLock.Open(self.tmpfile.name)
-
- # Ensure "Open" didn't truncate file
- self.assertFileContent(self.tmpfile.name, self.TESTDATA)
- def tearDown(self):
- self.assertFileContent(self.tmpfile.name, self.TESTDATA)
+ def testGetMounts(self):
+ self.assertEqual(utils.GetMounts(filename=self.tmpfile.name),
+ [
+ ("rootfs", "/", "rootfs", "rw"),
+ ("none", "/sys", "sysfs", "rw,nosuid,nodev,noexec,relatime"),
+ ("none", "/proc", "proc", "rw,nosuid,nodev,noexec,relatime"),
+ ])
- testutils.GanetiTestCase.tearDown(self)
+class TestFirstFree(unittest.TestCase):
+ """Test case for the FirstFree function"""
-class TestFileLockWithFileObject(unittest.TestCase, _BaseFileLockTest):
- def setUp(self):
- self.tmpfile = tempfile.NamedTemporaryFile()
- self.lock = utils.FileLock(open(self.tmpfile.name, "w"), self.tmpfile.name)
+ def test(self):
+ """Test FirstFree"""
+ self.failUnlessEqual(FirstFree([0, 1, 3]), 2)
+ self.failUnlessEqual(FirstFree([]), None)
+ self.failUnlessEqual(FirstFree([3, 4, 6]), 0)
+ self.failUnlessEqual(FirstFree([3, 4, 6], base=3), 5)
+ self.failUnlessRaises(AssertionError, FirstFree, [0, 3, 4, 6], base=3)
class TestTimeFunctions(unittest.TestCase):
class TestForceDictType(unittest.TestCase):
"""Test case for ForceDictType"""
-
- def setUp(self):
- self.key_types = {
- 'a': constants.VTYPE_INT,
- 'b': constants.VTYPE_BOOL,
- 'c': constants.VTYPE_STRING,
- 'd': constants.VTYPE_SIZE,
- "e": constants.VTYPE_MAYBE_STRING,
- }
+ KEY_TYPES = {
+ "a": constants.VTYPE_INT,
+ "b": constants.VTYPE_BOOL,
+ "c": constants.VTYPE_STRING,
+ "d": constants.VTYPE_SIZE,
+ "e": constants.VTYPE_MAYBE_STRING,
+ }
def _fdt(self, dict, allowed_values=None):
if allowed_values is None:
- utils.ForceDictType(dict, self.key_types)
+ utils.ForceDictType(dict, self.KEY_TYPES)
else:
- utils.ForceDictType(dict, self.key_types, allowed_values=allowed_values)
+ utils.ForceDictType(dict, self.KEY_TYPES, allowed_values=allowed_values)
return dict
self.assertEqual(self._fdt({'b': 1, 'c': False}), {'b': True, 'c': ''})
self.assertEqual(self._fdt({'b': 'false'}), {'b': False})
self.assertEqual(self._fdt({'b': 'False'}), {'b': False})
+ self.assertEqual(self._fdt({'b': False}), {'b': False})
self.assertEqual(self._fdt({'b': 'true'}), {'b': True})
self.assertEqual(self._fdt({'b': 'True'}), {'b': True})
self.assertEqual(self._fdt({'d': '4'}), {'d': 4})
self.assertEqual(self._fdt({"e": None, }), {"e": None, })
self.assertEqual(self._fdt({"e": "Hello World", }), {"e": "Hello World", })
self.assertEqual(self._fdt({"e": False, }), {"e": '', })
+ self.assertEqual(self._fdt({"b": "hello", }, ["hello"]), {"b": "hello"})
def testErrors(self):
self.assertRaises(errors.TypeEnforcementError, self._fdt, {'a': 'astring'})
+ self.assertRaises(errors.TypeEnforcementError, self._fdt, {"b": "hello"})
self.assertRaises(errors.TypeEnforcementError, self._fdt, {'c': True})
self.assertRaises(errors.TypeEnforcementError, self._fdt, {'d': 'astring'})
self.assertRaises(errors.TypeEnforcementError, self._fdt, {'d': '4 L'})
self.assertRaises(errors.TypeEnforcementError, self._fdt, {"e": object(), })
self.assertRaises(errors.TypeEnforcementError, self._fdt, {"e": [], })
-
-
-class TestIsNormAbsPath(unittest.TestCase):
- """Testing case for IsNormAbsPath"""
-
- def _pathTestHelper(self, path, result):
- if result:
- self.assert_(utils.IsNormAbsPath(path),
- "Path %s should result absolute and normalized" % path)
- else:
- self.assertFalse(utils.IsNormAbsPath(path),
- "Path %s should not result absolute and normalized" % path)
-
- def testBase(self):
- self._pathTestHelper('/etc', True)
- self._pathTestHelper('/srv', True)
- self._pathTestHelper('etc', False)
- self._pathTestHelper('/etc/../root', False)
- self._pathTestHelper('/etc/', False)
-
-
-class TestSafeEncode(unittest.TestCase):
- """Test case for SafeEncode"""
-
- def testAscii(self):
- for txt in [string.digits, string.letters, string.punctuation]:
- self.failUnlessEqual(txt, SafeEncode(txt))
-
- def testDoubleEncode(self):
- for i in range(255):
- txt = SafeEncode(chr(i))
- self.failUnlessEqual(txt, SafeEncode(txt))
-
- def testUnicode(self):
- # 1024 is high enough to catch non-direct ASCII mappings
- for i in range(1024):
- txt = SafeEncode(unichr(i))
- self.failUnlessEqual(txt, SafeEncode(txt))
-
-
-class TestFormatTime(unittest.TestCase):
- """Testing case for FormatTime"""
-
- def testNone(self):
- self.failUnlessEqual(FormatTime(None), "N/A")
-
- def testInvalid(self):
- self.failUnlessEqual(FormatTime(()), "N/A")
-
- def testNow(self):
- # tests that we accept time.time input
- FormatTime(time.time())
- # tests that we accept int input
- FormatTime(int(time.time()))
-
-
-class RunInSeparateProcess(unittest.TestCase):
- def test(self):
- for exp in [True, False]:
- def _child():
- return exp
-
- self.assertEqual(exp, utils.RunInSeparateProcess(_child))
-
- def testArgs(self):
- for arg in [0, 1, 999, "Hello World", (1, 2, 3)]:
- def _child(carg1, carg2):
- return carg1 == "Foo" and carg2 == arg
-
- self.assert_(utils.RunInSeparateProcess(_child, "Foo", arg))
-
- def testPid(self):
- parent_pid = os.getpid()
-
- def _check():
- return os.getpid() == parent_pid
-
- self.failIf(utils.RunInSeparateProcess(_check))
-
- def testSignal(self):
- def _kill():
- os.kill(os.getpid(), signal.SIGTERM)
-
- self.assertRaises(errors.GenericError,
- utils.RunInSeparateProcess, _kill)
-
- def testException(self):
- def _exc():
- raise errors.GenericError("This is a test")
-
- self.assertRaises(errors.GenericError,
- utils.RunInSeparateProcess, _exc)
-
-
-class TestFingerprintFile(unittest.TestCase):
- def setUp(self):
- self.tmpfile = tempfile.NamedTemporaryFile()
-
- def test(self):
- self.assertEqual(utils._FingerprintFile(self.tmpfile.name),
- "da39a3ee5e6b4b0d3255bfef95601890afd80709")
-
- utils.WriteFile(self.tmpfile.name, data="Hello World\n")
- self.assertEqual(utils._FingerprintFile(self.tmpfile.name),
- "648a6a6ffffdaa0badb23b8baf90b6168dd16b3a")
-
-
-class TestUnescapeAndSplit(unittest.TestCase):
- """Testing case for UnescapeAndSplit"""
-
- def setUp(self):
- # testing more that one separator for regexp safety
- self._seps = [",", "+", "."]
-
- def testSimple(self):
- a = ["a", "b", "c", "d"]
- for sep in self._seps:
- self.failUnlessEqual(UnescapeAndSplit(sep.join(a), sep=sep), a)
-
- def testEscape(self):
- for sep in self._seps:
- a = ["a", "b\\" + sep + "c", "d"]
- b = ["a", "b" + sep + "c", "d"]
- self.failUnlessEqual(UnescapeAndSplit(sep.join(a), sep=sep), b)
-
- def testDoubleEscape(self):
- for sep in self._seps:
- a = ["a", "b\\\\", "c", "d"]
- b = ["a", "b\\", "c", "d"]
- self.failUnlessEqual(UnescapeAndSplit(sep.join(a), sep=sep), b)
-
- def testThreeEscape(self):
- for sep in self._seps:
- a = ["a", "b\\\\\\" + sep + "c", "d"]
- b = ["a", "b\\" + sep + "c", "d"]
- self.failUnlessEqual(UnescapeAndSplit(sep.join(a), sep=sep), b)
-
-
-class TestGenerateSelfSignedX509Cert(unittest.TestCase):
- def setUp(self):
- self.tmpdir = tempfile.mkdtemp()
-
- def tearDown(self):
- shutil.rmtree(self.tmpdir)
-
- def _checkRsaPrivateKey(self, key):
- lines = key.splitlines()
- return ("-----BEGIN RSA PRIVATE KEY-----" in lines and
- "-----END RSA PRIVATE KEY-----" in lines)
-
- def _checkCertificate(self, cert):
- lines = cert.splitlines()
- return ("-----BEGIN CERTIFICATE-----" in lines and
- "-----END CERTIFICATE-----" in lines)
-
- def test(self):
- for common_name in [None, ".", "Ganeti", "node1.example.com"]:
- (key_pem, cert_pem) = utils.GenerateSelfSignedX509Cert(common_name, 300)
- self._checkRsaPrivateKey(key_pem)
- self._checkCertificate(cert_pem)
-
- key = OpenSSL.crypto.load_privatekey(OpenSSL.crypto.FILETYPE_PEM,
- key_pem)
- self.assert_(key.bits() >= 1024)
- self.assertEqual(key.bits(), constants.RSA_KEY_BITS)
- self.assertEqual(key.type(), OpenSSL.crypto.TYPE_RSA)
-
- x509 = OpenSSL.crypto.load_certificate(OpenSSL.crypto.FILETYPE_PEM,
- cert_pem)
- self.failIf(x509.has_expired())
- self.assertEqual(x509.get_issuer().CN, common_name)
- self.assertEqual(x509.get_subject().CN, common_name)
- self.assertEqual(x509.get_pubkey().bits(), constants.RSA_KEY_BITS)
-
- def testLegacy(self):
- cert1_filename = os.path.join(self.tmpdir, "cert1.pem")
-
- utils.GenerateSelfSignedSslCert(cert1_filename, validity=1)
-
- cert1 = utils.ReadFile(cert1_filename)
-
- self.assert_(self._checkRsaPrivateKey(cert1))
- self.assert_(self._checkCertificate(cert1))
-
-
-class TestPathJoin(unittest.TestCase):
- """Testing case for PathJoin"""
-
- def testBasicItems(self):
- mlist = ["/a", "b", "c"]
- self.failUnlessEqual(PathJoin(*mlist), "/".join(mlist))
-
- def testNonAbsPrefix(self):
- self.failUnlessRaises(ValueError, PathJoin, "a", "b")
-
- def testBackTrack(self):
- self.failUnlessRaises(ValueError, PathJoin, "/a", "b/../c")
-
- def testMultiAbs(self):
- self.failUnlessRaises(ValueError, PathJoin, "/a", "/b")
+ self.assertRaises(errors.TypeEnforcementError, self._fdt, {"x": None, })
+ self.assertRaises(errors.TypeEnforcementError, self._fdt, [])
+ self.assertRaises(errors.ProgrammerError, utils.ForceDictType,
+ {"b": "hello"}, {"b": "no-such-type"})
class TestValidateServiceName(unittest.TestCase):
self.assertRaises(errors.OpPrereqError, utils.ValidateServiceName, name)
-class TestParseAsn1Generalizedtime(unittest.TestCase):
- def test(self):
- # UTC
- self.assertEqual(utils._ParseAsn1Generalizedtime("19700101000000Z"), 0)
- self.assertEqual(utils._ParseAsn1Generalizedtime("20100222174152Z"),
- 1266860512)
- self.assertEqual(utils._ParseAsn1Generalizedtime("20380119031407Z"),
- (2**31) - 1)
-
- # With offset
- self.assertEqual(utils._ParseAsn1Generalizedtime("20100222174152+0000"),
- 1266860512)
- self.assertEqual(utils._ParseAsn1Generalizedtime("20100223131652+0000"),
- 1266931012)
- self.assertEqual(utils._ParseAsn1Generalizedtime("20100223051808-0800"),
- 1266931088)
- self.assertEqual(utils._ParseAsn1Generalizedtime("20100224002135+1100"),
- 1266931295)
- self.assertEqual(utils._ParseAsn1Generalizedtime("19700101000000-0100"),
- 3600)
-
- # Leap seconds are not supported by datetime.datetime
- self.assertRaises(ValueError, utils._ParseAsn1Generalizedtime,
- "19841231235960+0000")
- self.assertRaises(ValueError, utils._ParseAsn1Generalizedtime,
- "19920630235960+0000")
-
- # Errors
- self.assertRaises(ValueError, utils._ParseAsn1Generalizedtime, "")
- self.assertRaises(ValueError, utils._ParseAsn1Generalizedtime, "invalid")
- self.assertRaises(ValueError, utils._ParseAsn1Generalizedtime,
- "20100222174152")
- self.assertRaises(ValueError, utils._ParseAsn1Generalizedtime,
- "Mon Feb 22 17:47:02 UTC 2010")
- self.assertRaises(ValueError, utils._ParseAsn1Generalizedtime,
- "2010-02-22 17:42:02")
-
-
-class TestGetX509CertValidity(testutils.GanetiTestCase):
- def setUp(self):
- testutils.GanetiTestCase.setUp(self)
-
- pyopenssl_version = distutils.version.LooseVersion(OpenSSL.__version__)
-
- # Test whether we have pyOpenSSL 0.7 or above
- self.pyopenssl0_7 = (pyopenssl_version >= "0.7")
-
- if not self.pyopenssl0_7:
- warnings.warn("This test requires pyOpenSSL 0.7 or above to"
- " function correctly")
-
- def _LoadCert(self, name):
- return OpenSSL.crypto.load_certificate(OpenSSL.crypto.FILETYPE_PEM,
- self._ReadTestData(name))
-
- def test(self):
- validity = utils.GetX509CertValidity(self._LoadCert("cert1.pem"))
- if self.pyopenssl0_7:
- self.assertEqual(validity, (1266919967, 1267524767))
- else:
- self.assertEqual(validity, (None, None))
-
-
-class TestSignX509Certificate(unittest.TestCase):
- KEY = "My private key!"
- KEY_OTHER = "Another key"
-
- def test(self):
- # Generate certificate valid for 5 minutes
- (_, cert_pem) = utils.GenerateSelfSignedX509Cert(None, 300)
-
- cert = OpenSSL.crypto.load_certificate(OpenSSL.crypto.FILETYPE_PEM,
- cert_pem)
-
- # No signature at all
- self.assertRaises(errors.GenericError,
- utils.LoadSignedX509Certificate, cert_pem, self.KEY)
-
- # Invalid input
- self.assertRaises(errors.GenericError, utils.LoadSignedX509Certificate,
- "", self.KEY)
- self.assertRaises(errors.GenericError, utils.LoadSignedX509Certificate,
- "X-Ganeti-Signature: \n", self.KEY)
- self.assertRaises(errors.GenericError, utils.LoadSignedX509Certificate,
- "X-Ganeti-Sign: $1234$abcdef\n", self.KEY)
- self.assertRaises(errors.GenericError, utils.LoadSignedX509Certificate,
- "X-Ganeti-Signature: $1234567890$abcdef\n", self.KEY)
- self.assertRaises(errors.GenericError, utils.LoadSignedX509Certificate,
- "X-Ganeti-Signature: $1234$abc\n\n" + cert_pem, self.KEY)
-
- # Invalid salt
- for salt in list("-_@$,:;/\\ \t\n"):
- self.assertRaises(errors.GenericError, utils.SignX509Certificate,
- cert_pem, self.KEY, "foo%sbar" % salt)
-
- for salt in ["HelloWorld", "salt", string.letters, string.digits,
- utils.GenerateSecret(numbytes=4),
- utils.GenerateSecret(numbytes=16),
- "{123:456}".encode("hex")]:
- signed_pem = utils.SignX509Certificate(cert, self.KEY, salt)
-
- self._Check(cert, salt, signed_pem)
-
- self._Check(cert, salt, "X-Another-Header: with a value\n" + signed_pem)
- self._Check(cert, salt, (10 * "Hello World!\n") + signed_pem)
- self._Check(cert, salt, (signed_pem + "\n\na few more\n"
- "lines----\n------ at\nthe end!"))
-
- def _Check(self, cert, salt, pem):
- (cert2, salt2) = utils.LoadSignedX509Certificate(pem, self.KEY)
- self.assertEqual(salt, salt2)
- self.assertEqual(cert.digest("sha1"), cert2.digest("sha1"))
-
- # Other key
- self.assertRaises(errors.GenericError, utils.LoadSignedX509Certificate,
- pem, self.KEY_OTHER)
-
-
-class TestMakedirs(unittest.TestCase):
- def setUp(self):
- self.tmpdir = tempfile.mkdtemp()
-
- def tearDown(self):
- shutil.rmtree(self.tmpdir)
-
- def testNonExisting(self):
- path = PathJoin(self.tmpdir, "foo")
- utils.Makedirs(path)
- self.assert_(os.path.isdir(path))
-
- def testExisting(self):
- path = PathJoin(self.tmpdir, "foo")
- os.mkdir(path)
- utils.Makedirs(path)
- self.assert_(os.path.isdir(path))
-
- def testRecursiveNonExisting(self):
- path = PathJoin(self.tmpdir, "foo/bar/baz")
- utils.Makedirs(path)
- self.assert_(os.path.isdir(path))
-
- def testRecursiveExisting(self):
- path = PathJoin(self.tmpdir, "B/moo/xyz")
- self.assertFalse(os.path.exists(path))
- os.mkdir(PathJoin(self.tmpdir, "B"))
- utils.Makedirs(path)
- self.assert_(os.path.isdir(path))
-
-
-class TestRetry(testutils.GanetiTestCase):
- def setUp(self):
- testutils.GanetiTestCase.setUp(self)
- self.retries = 0
-
- @staticmethod
- def _RaiseRetryAgain():
- raise utils.RetryAgain()
-
- @staticmethod
- def _RaiseRetryAgainWithArg(args):
- raise utils.RetryAgain(*args)
-
- def _WrongNestedLoop(self):
- return utils.Retry(self._RaiseRetryAgain, 0.01, 0.02)
-
- def _RetryAndSucceed(self, retries):
- if self.retries < retries:
- self.retries += 1
- raise utils.RetryAgain()
- else:
- return True
-
- def testRaiseTimeout(self):
- self.failUnlessRaises(utils.RetryTimeout, utils.Retry,
- self._RaiseRetryAgain, 0.01, 0.02)
- self.failUnlessRaises(utils.RetryTimeout, utils.Retry,
- self._RetryAndSucceed, 0.01, 0, args=[1])
- self.failUnlessEqual(self.retries, 1)
-
- def testComplete(self):
- self.failUnlessEqual(utils.Retry(lambda: True, 0, 1), True)
- self.failUnlessEqual(utils.Retry(self._RetryAndSucceed, 0, 1, args=[2]),
- True)
- self.failUnlessEqual(self.retries, 2)
-
- def testNestedLoop(self):
- try:
- self.failUnlessRaises(errors.ProgrammerError, utils.Retry,
- self._WrongNestedLoop, 0, 1)
- except utils.RetryTimeout:
- self.fail("Didn't detect inner loop's exception")
-
- def testTimeoutArgument(self):
- retry_arg="my_important_debugging_message"
- try:
- utils.Retry(self._RaiseRetryAgainWithArg, 0.01, 0.02, args=[[retry_arg]])
- except utils.RetryTimeout, err:
- self.failUnlessEqual(err.args, (retry_arg, ))
- else:
- self.fail("Expected timeout didn't happen")
-
- def testRaiseInnerWithExc(self):
- retry_arg="my_important_debugging_message"
- try:
- try:
- utils.Retry(self._RaiseRetryAgainWithArg, 0.01, 0.02,
- args=[[errors.GenericError(retry_arg, retry_arg)]])
- except utils.RetryTimeout, err:
- err.RaiseInner()
- else:
- self.fail("Expected timeout didn't happen")
- except errors.GenericError, err:
- self.failUnlessEqual(err.args, (retry_arg, retry_arg))
- else:
- self.fail("Expected GenericError didn't happen")
-
- def testRaiseInnerWithMsg(self):
- retry_arg="my_important_debugging_message"
- try:
- try:
- utils.Retry(self._RaiseRetryAgainWithArg, 0.01, 0.02,
- args=[[retry_arg, retry_arg]])
- except utils.RetryTimeout, err:
- err.RaiseInner()
- else:
- self.fail("Expected timeout didn't happen")
- except utils.RetryTimeout, err:
- self.failUnlessEqual(err.args, (retry_arg, retry_arg))
- else:
- self.fail("Expected RetryTimeout didn't happen")
-
-
-class TestLineSplitter(unittest.TestCase):
- def test(self):
- lines = []
- ls = utils.LineSplitter(lines.append)
- ls.write("Hello World\n")
- self.assertEqual(lines, [])
- ls.write("Foo\n Bar\r\n ")
- ls.write("Baz")
- ls.write("Moo")
- self.assertEqual(lines, [])
- ls.flush()
- self.assertEqual(lines, ["Hello World", "Foo", " Bar"])
- ls.close()
- self.assertEqual(lines, ["Hello World", "Foo", " Bar", " BazMoo"])
-
- def _testExtra(self, line, all_lines, p1, p2):
- self.assertEqual(p1, 999)
- self.assertEqual(p2, "extra")
- all_lines.append(line)
-
- def testExtraArgsNoFlush(self):
- lines = []
- ls = utils.LineSplitter(self._testExtra, lines, 999, "extra")
- ls.write("\n\nHello World\n")
- ls.write("Foo\n Bar\r\n ")
- ls.write("")
- ls.write("Baz")
- ls.write("Moo\n\nx\n")
- self.assertEqual(lines, [])
- ls.close()
- self.assertEqual(lines, ["", "", "Hello World", "Foo", " Bar", " BazMoo",
- "", "x"])
-
-
class TestReadLockedPidFile(unittest.TestCase):
def setUp(self):
self.tmpdir = tempfile.mkdtemp()
shutil.rmtree(self.tmpdir)
def testNonExistent(self):
- path = PathJoin(self.tmpdir, "nonexist")
+ path = utils.PathJoin(self.tmpdir, "nonexist")
self.assert_(utils.ReadLockedPidFile(path) is None)
def testUnlocked(self):
- path = PathJoin(self.tmpdir, "pid")
+ path = utils.PathJoin(self.tmpdir, "pid")
utils.WriteFile(path, data="123")
self.assert_(utils.ReadLockedPidFile(path) is None)
def testLocked(self):
- path = PathJoin(self.tmpdir, "pid")
+ path = utils.PathJoin(self.tmpdir, "pid")
utils.WriteFile(path, data="123")
fl = utils.FileLock.Open(path)
self.assert_(utils.ReadLockedPidFile(path) is None)
def testError(self):
- path = PathJoin(self.tmpdir, "foobar", "pid")
- utils.WriteFile(PathJoin(self.tmpdir, "foobar"), data="")
+ path = utils.PathJoin(self.tmpdir, "foobar", "pid")
+ utils.WriteFile(utils.PathJoin(self.tmpdir, "foobar"), data="")
# open(2) should return ENOTDIR
self.assertRaises(EnvironmentError, utils.ReadLockedPidFile, path)
-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):
- cert_pem = utils.ReadFile(self._TestDataFilename("cert1.pem"))
- cert = OpenSSL.crypto.load_certificate(OpenSSL.crypto.FILETYPE_PEM,
- cert_pem)
-
- # Not checking return value as this certificate is expired
- utils.VerifyX509Certificate(cert, 30, 7)
-
-
-class TestVerifyCertificateInner(unittest.TestCase):
- def test(self):
- vci = utils._VerifyCertificateInner
-
- # Valid
- self.assertEqual(vci(False, 1263916313, 1298476313, 1266940313, 30, 7),
- (None, None))
-
- # Not yet valid
- (errcode, msg) = vci(False, 1266507600, 1267544400, 1266075600, 30, 7)
- self.assertEqual(errcode, utils.CERT_WARNING)
-
- # Expiring soon
- (errcode, msg) = vci(False, 1266507600, 1267544400, 1266939600, 30, 7)
- self.assertEqual(errcode, utils.CERT_ERROR)
-
- (errcode, msg) = vci(False, 1266507600, 1267544400, 1266939600, 30, 1)
- self.assertEqual(errcode, utils.CERT_WARNING)
-
- (errcode, msg) = vci(False, 1266507600, None, 1266939600, 30, 7)
- self.assertEqual(errcode, None)
-
- # Expired
- (errcode, msg) = vci(True, 1266507600, 1267544400, 1266939600, 30, 7)
- self.assertEqual(errcode, utils.CERT_ERROR)
-
- (errcode, msg) = vci(True, None, 1267544400, 1266939600, 30, 7)
- self.assertEqual(errcode, utils.CERT_ERROR)
-
- (errcode, msg) = vci(True, 1266507600, None, 1266939600, 30, 7)
- self.assertEqual(errcode, utils.CERT_ERROR)
-
- (errcode, msg) = vci(True, None, None, 1266939600, 30, 7)
- self.assertEqual(errcode, utils.CERT_ERROR)
-
-
-class TestHmacFunctions(unittest.TestCase):
- # Digests can be checked with "openssl sha1 -hmac $key"
- def testSha1Hmac(self):
- self.assertEqual(utils.Sha1Hmac("", ""),
- "fbdb1d1b18aa6c08324b7d64b71fb76370690e1d")
- self.assertEqual(utils.Sha1Hmac("3YzMxZWE", "Hello World"),
- "ef4f3bda82212ecb2f7ce868888a19092481f1fd")
- self.assertEqual(utils.Sha1Hmac("TguMTA2K", ""),
- "f904c2476527c6d3e6609ab683c66fa0652cb1dc")
-
- longtext = 1500 * "The quick brown fox jumps over the lazy dog\n"
- self.assertEqual(utils.Sha1Hmac("3YzMxZWE", longtext),
- "35901b9a3001a7cdcf8e0e9d7c2e79df2223af54")
-
- def testSha1HmacSalt(self):
- self.assertEqual(utils.Sha1Hmac("TguMTA2K", "", salt="abc0"),
- "4999bf342470eadb11dfcd24ca5680cf9fd7cdce")
- self.assertEqual(utils.Sha1Hmac("TguMTA2K", "", salt="abc9"),
- "17a4adc34d69c0d367d4ffbef96fd41d4df7a6e8")
- self.assertEqual(utils.Sha1Hmac("3YzMxZWE", "Hello World", salt="xyz0"),
- "7f264f8114c9066afc9bb7636e1786d996d3cc0d")
-
- def testVerifySha1Hmac(self):
- self.assert_(utils.VerifySha1Hmac("", "", ("fbdb1d1b18aa6c08324b"
- "7d64b71fb76370690e1d")))
- self.assert_(utils.VerifySha1Hmac("TguMTA2K", "",
- ("f904c2476527c6d3e660"
- "9ab683c66fa0652cb1dc")))
-
- digest = "ef4f3bda82212ecb2f7ce868888a19092481f1fd"
- self.assert_(utils.VerifySha1Hmac("3YzMxZWE", "Hello World", digest))
- self.assert_(utils.VerifySha1Hmac("3YzMxZWE", "Hello World",
- digest.lower()))
- self.assert_(utils.VerifySha1Hmac("3YzMxZWE", "Hello World",
- digest.upper()))
- self.assert_(utils.VerifySha1Hmac("3YzMxZWE", "Hello World",
- digest.title()))
-
- def testVerifySha1HmacSalt(self):
- self.assert_(utils.VerifySha1Hmac("TguMTA2K", "",
- ("17a4adc34d69c0d367d4"
- "ffbef96fd41d4df7a6e8"),
- salt="abc9"))
- self.assert_(utils.VerifySha1Hmac("3YzMxZWE", "Hello World",
- ("7f264f8114c9066afc9b"
- "b7636e1786d996d3cc0d"),
- salt="xyz0"))
-
-
-class TestIgnoreSignals(unittest.TestCase):
- """Test the IgnoreSignals decorator"""
-
- @staticmethod
- def _Raise(exception):
- raise exception
-
- @staticmethod
- def _Return(rval):
- return rval
-
- def testIgnoreSignals(self):
- sock_err_intr = socket.error(errno.EINTR, "Message")
- sock_err_inval = socket.error(errno.EINVAL, "Message")
-
- env_err_intr = EnvironmentError(errno.EINTR, "Message")
- env_err_inval = EnvironmentError(errno.EINVAL, "Message")
-
- self.assertRaises(socket.error, self._Raise, sock_err_intr)
- self.assertRaises(socket.error, self._Raise, sock_err_inval)
- self.assertRaises(EnvironmentError, self._Raise, env_err_intr)
- self.assertRaises(EnvironmentError, self._Raise, env_err_inval)
-
- self.assertEquals(utils.IgnoreSignals(self._Raise, sock_err_intr), None)
- self.assertEquals(utils.IgnoreSignals(self._Raise, env_err_intr), None)
- self.assertRaises(socket.error, utils.IgnoreSignals, self._Raise,
- sock_err_inval)
- self.assertRaises(EnvironmentError, utils.IgnoreSignals, self._Raise,
- env_err_inval)
-
- self.assertEquals(utils.IgnoreSignals(self._Return, True), True)
- self.assertEquals(utils.IgnoreSignals(self._Return, 33), 33)
-
-
-class TestEnsureDirs(unittest.TestCase):
- """Tests for EnsureDirs"""
-
- def setUp(self):
- self.dir = tempfile.mkdtemp()
- self.old_umask = os.umask(0777)
-
- def testEnsureDirs(self):
- utils.EnsureDirs([
- (PathJoin(self.dir, "foo"), 0777),
- (PathJoin(self.dir, "bar"), 0000),
- ])
- self.assertEquals(os.stat(PathJoin(self.dir, "foo"))[0] & 0777, 0777)
- self.assertEquals(os.stat(PathJoin(self.dir, "bar"))[0] & 0777, 0000)
-
- def tearDown(self):
- os.rmdir(PathJoin(self.dir, "foo"))
- os.rmdir(PathJoin(self.dir, "bar"))
- os.rmdir(self.dir)
- os.umask(self.old_umask)
-
-
-class TestFormatSeconds(unittest.TestCase):
- def test(self):
- self.assertEqual(utils.FormatSeconds(1), "1s")
- self.assertEqual(utils.FormatSeconds(3600), "1h 0m 0s")
- self.assertEqual(utils.FormatSeconds(3599), "59m 59s")
- self.assertEqual(utils.FormatSeconds(7200), "2h 0m 0s")
- self.assertEqual(utils.FormatSeconds(7201), "2h 0m 1s")
- self.assertEqual(utils.FormatSeconds(7281), "2h 1m 21s")
- self.assertEqual(utils.FormatSeconds(29119), "8h 5m 19s")
- self.assertEqual(utils.FormatSeconds(19431228), "224d 21h 33m 48s")
- self.assertEqual(utils.FormatSeconds(-1), "-1s")
- self.assertEqual(utils.FormatSeconds(-282), "-282s")
- self.assertEqual(utils.FormatSeconds(-29119), "-29119s")
-
- def testFloat(self):
- self.assertEqual(utils.FormatSeconds(1.3), "1s")
- self.assertEqual(utils.FormatSeconds(1.9), "2s")
- self.assertEqual(utils.FormatSeconds(3912.12311), "1h 5m 12s")
- self.assertEqual(utils.FormatSeconds(3912.8), "1h 5m 13s")
-
-
-class TestIgnoreProcessNotFound(unittest.TestCase):
- @staticmethod
- def _WritePid(fd):
- os.write(fd, str(os.getpid()))
- os.close(fd)
- return True
-
- def test(self):
- (pid_read_fd, pid_write_fd) = os.pipe()
-
- # Start short-lived process which writes its PID to pipe
- self.assert_(utils.RunInSeparateProcess(self._WritePid, pid_write_fd))
- os.close(pid_write_fd)
-
- # Read PID from pipe
- pid = int(os.read(pid_read_fd, 1024))
- os.close(pid_read_fd)
-
- # Try to send signal to process which exited recently
- self.assertFalse(utils.IgnoreProcessNotFound(os.kill, pid, 0))
-
-
-class TestShellWriter(unittest.TestCase):
- def test(self):
- buf = StringIO()
- sw = utils.ShellWriter(buf)
- sw.Write("#!/bin/bash")
- sw.Write("if true; then")
- sw.IncIndent()
- try:
- sw.Write("echo true")
-
- sw.Write("for i in 1 2 3")
- sw.Write("do")
- sw.IncIndent()
- try:
- self.assertEqual(sw._indent, 2)
- sw.Write("date")
- finally:
- sw.DecIndent()
- sw.Write("done")
- finally:
- sw.DecIndent()
- sw.Write("echo %s", utils.ShellQuote("Hello World"))
- sw.Write("exit 0")
-
- self.assertEqual(sw._indent, 0)
-
- output = buf.getvalue()
-
- self.assert_(output.endswith("\n"))
-
- lines = output.splitlines()
- self.assertEqual(len(lines), 9)
- self.assertEqual(lines[0], "#!/bin/bash")
- self.assert_(re.match(r"^\s+date$", lines[5]))
- self.assertEqual(lines[7], "echo 'Hello World'")
-
- def testEmpty(self):
- buf = StringIO()
- sw = utils.ShellWriter(buf)
- sw = None
- self.assertEqual(buf.getvalue(), "")
-
-
-class TestCommaJoin(unittest.TestCase):
- def test(self):
- self.assertEqual(utils.CommaJoin([]), "")
- self.assertEqual(utils.CommaJoin([1, 2, 3]), "1, 2, 3")
- self.assertEqual(utils.CommaJoin(["Hello"]), "Hello")
- self.assertEqual(utils.CommaJoin(["Hello", "World"]), "Hello, World")
- self.assertEqual(utils.CommaJoin(["Hello", "World", 99]),
- "Hello, World, 99")
-
-
class TestFindMatch(unittest.TestCase):
def test(self):
data = {
self.assert_(utils.FindMatch(data, "Hello World") is None)
-class TestFileID(testutils.GanetiTestCase):
- def testEquality(self):
- name = self._CreateTempFile()
- oldi = utils.GetFileID(path=name)
- self.failUnless(utils.VerifyFileID(oldi, oldi))
-
- def testUpdate(self):
- name = self._CreateTempFile()
- oldi = utils.GetFileID(path=name)
- os.utime(name, None)
- fd = os.open(name, os.O_RDWR)
- try:
- newi = utils.GetFileID(fd=fd)
- self.failUnless(utils.VerifyFileID(oldi, newi))
- self.failUnless(utils.VerifyFileID(newi, oldi))
- finally:
- os.close(fd)
-
- def testWriteFile(self):
- name = self._CreateTempFile()
- oldi = utils.GetFileID(path=name)
- mtime = oldi[2]
- os.utime(name, (mtime + 10, mtime + 10))
- self.assertRaises(errors.LockError, utils.SafeWriteFile, name,
- oldi, data="")
- os.utime(name, (mtime - 10, mtime - 10))
- utils.SafeWriteFile(name, oldi, data="")
- oldi = utils.GetFileID(path=name)
- mtime = oldi[2]
- os.utime(name, (mtime + 10, mtime + 10))
- # this doesn't raise, since we passed None
- utils.SafeWriteFile(name, None, data="")
-
-
-class TimeMock:
- def __init__(self, values):
- self.values = values
-
- def __call__(self):
- return self.values.pop(0)
-
-
-class TestRunningTimeout(unittest.TestCase):
- def setUp(self):
- self.time_fn = TimeMock([0.0, 0.3, 4.6, 6.5])
-
- def testRemainingFloat(self):
- timeout = utils.RunningTimeout(5.0, True, _time_fn=self.time_fn)
- self.assertAlmostEqual(timeout.Remaining(), 4.7)
- self.assertAlmostEqual(timeout.Remaining(), 0.4)
- self.assertAlmostEqual(timeout.Remaining(), -1.5)
-
- def testRemaining(self):
- self.time_fn = TimeMock([0, 2, 4, 5, 6])
- timeout = utils.RunningTimeout(5, True, _time_fn=self.time_fn)
- self.assertEqual(timeout.Remaining(), 3)
- self.assertEqual(timeout.Remaining(), 1)
- self.assertEqual(timeout.Remaining(), 0)
- self.assertEqual(timeout.Remaining(), -1)
-
- def testRemainingNonNegative(self):
- timeout = utils.RunningTimeout(5.0, False, _time_fn=self.time_fn)
- self.assertAlmostEqual(timeout.Remaining(), 4.7)
- self.assertAlmostEqual(timeout.Remaining(), 0.4)
- self.assertEqual(timeout.Remaining(), 0.0)
-
- def testNegativeTimeout(self):
- self.assertRaises(ValueError, utils.RunningTimeout, -1.0, True)
+class TestTryConvert(unittest.TestCase):
+ def test(self):
+ for src, fn, result in [
+ ("1", int, 1),
+ ("a", int, "a"),
+ ("", bool, False),
+ ("a", bool, True),
+ ]:
+ self.assertEqual(utils.TryConvert(fn, src), result)
if __name__ == '__main__':