def mkdirIfAbsent(self, *arguments):
''' creates a folder if it isnt already present
arguments: arguments -- the folder you want to be created in list form
'''
assert arguments, "no argument variable passed, or value is None"
_file.mkdirIfAbsent(arguments)
def test_5_rmDirectoryRecursive(self):
## Create a bunch of directories to recursively delete
f.mkdirIfAbsent('test')
f.mkdirIfAbsent('test/me')
f.mkdirIfAbsent('test/me/lots')
f.mkdirIfAbsent('test/me/lots/of')
f.mkdirIfAbsent('test/me/lots/of/times')
f.rmDirectoryRecursive('test')
exists = os.path.exists('test')
assert exists == False
def _setupDev(self):
## Clean up dev
file.rmDirectoryRecursive(file.buildPath(self.baseDir,"dev"))
file.mkdirIfAbsent(file.buildPath(self.baseDir,"dev", "pts"))
file.mkdirIfAbsent(file.buildPath(self.baseDir,"dev", "shm"))
prevMask = os.umask(0000)
devFiles = (
(stat.S_IFCHR | 0666, os.makedev(1, 3), "dev/null"),
(stat.S_IFCHR | 0666, os.makedev(1, 7), "dev/full"),
(stat.S_IFCHR | 0666, os.makedev(1, 5), "dev/zero"),
(stat.S_IFCHR | 0666, os.makedev(1, 8), "dev/random"),
(stat.S_IFCHR | 0444, os.makedev(1, 9), "dev/urandom"),
(stat.S_IFCHR | 0666, os.makedev(5, 0), "dev/tty"),
(stat.S_IFCHR | 0600, os.makedev(5, 1), "dev/console"),
(stat.S_IFCHR | 0666, os.makedev(5, 2), "dev/ptmx"),
)
for i in devFiles:
## create node
os.mknod(file.buildPath(self.baseDir, i[2]), i[0], i[1])
## set context. (only necessary if host running selinux enabled.)
## fails gracefully if chcon not installed.
## subprocess.Popen(
## ["chcon", "--reference=/%s"% i[2], self.makeChrootPath(i[2])]
## , raiseExc=0, shell=False)
## create all the stdin/stdout/stderr devices
os.symlink("/proc/self/fd/0", file.buildPath(self.baseDir,"dev/stdin"))
os.symlink("/proc/self/fd/1", file.buildPath(self.baseDir,"dev/stdout"))
os.symlink("/proc/self/fd/2", file.buildPath(self.baseDir,"dev/stderr"))
os.umask(prevMask)
devUnMount = [
'umount -n %s' % file.buildPath(self.baseDir,'/dev/pts'),
'umount -n %s' % file.buildPath(self.baseDir,'/dev/shm')
]
devMount = [
'mount -n -t devpts chroot_devpts %s' % file.buildPath(self.baseDir,'/dev/pts'),
'mount -n -t tmpfs chroot_shmfs %s' % file.buildPath(self.baseDir,'/dev/shm')
]
## mount/umount
for cmd in devUnMount:
if cmd not in self.umountCmds:
self.umountCmds.append(cmd)
for cmd in devMount:
if cmd not in self.mountCmds:
self.mountCmds.append(cmd)
def test_6_single_rmDirectoryRecursive(self):
f.mkdirIfAbsent('test')
f.rmDirectoryRecursive('test')
exists = os.path.exists('test')
assert exists == False
def test_4_mkdirIfAbsent(self):
f.mkdirIfAbsent('test')
exists = os.path.exists('test')
assert exists == True
os.removedirs('test')
def init(self, location=None):
if not location:
self.baseDir = location
debug('attempting to lock chroot',DEBUG)
lock = self._getChrootLock()
if lock == True:
debug('got lock',DEBUG)
debug('creating base directory if needed',DEBUG)
file.mkdirIfAbsent(self.baseDir)
systemDirectories = [
'dev', 'opt', 'sbin',
'sbin', 'sys','lib','proc', 'etc',
'usr/lib'
]
debug('creating skeleton directories',DEBUG)
## build all the directories
for dir in systemDirectories:
built = file.buildPath(self.baseDir,dir)
file.mkdirIfAbsent(built)
## essential files
essentialFiles = [
file.buildPath(self.baseDir,'etc','mtab'),
file.buildPath(self.baseDir,'etc','fstab'),
]
map(file.touch,essentialFiles)
## if you want to use /etc/resolv.conf
if self.useResolv:
resolvPath = file.buildPath(self.baseDir,'etc','resolv.conf')
resolvDir = file.buildPath(self.baseDir,'etc')
## delete if it does exist
if os.path.exists(resolvPath):
os.remove(resolvPath)
## copy from your base system
shutil.copy2('/etc/resolv.conf', resolvDir)
## self._copyDirs()
if self.internalDev:
self._setupDev()
## try:
## self._mountall()
## if not self.chrootWasCleaned:
## self.chroot_setup_cmd = 'update'
## self._yum(self.chroot_setup_cmd, returnOutput=1)
## finally:
## self._umountall()
localTimeDir = file.buildPath(self.baseDir,'etc')
localTimePath = file.buildPath(self.baseDir,'etc', 'localtime')
if os.path.exists(localTimePath):
os.remove(localTimePath)
shutil.copy2('/etc/localtime', localTimeDir)
self._lddGet('gcc')
self._lddGet('ls')