def untarpersistent(self, tarname, iso):
''' Unpack a persistent template tar file to the mounted mount dir.
Uses fsimage library to read from an ISO file.
'''
tarname = tarname.replace('%h', self.name) # filename may use hostname
if iso:
try:
fs = fsimage.open(self.isofile, 0)
except IOError as e:
self.warn("Failed to open ISO file: %s (%s)" % (self.isofile,e))
return
try:
tardata = fs.open_file(tarname).read();
except IOError as e:
self.warn("Failed to open tar file: %s (%s)" % (tarname, e))
return
finally:
del fs;
else:
try:
f = open(tarname)
tardata = f.read()
f.close()
except IOError as e:
self.warn("Failed to open tar file: %s (%s)" % (tarname, e))
return
p = subprocess.Popen([TAR_PATH, '-C', self.mountdir, '--numeric-owner',
'-xf', '-'], stdin=subprocess.PIPE)
p.communicate(input=tardata)
p.wait()
def untarpersistent(self, tarname, iso):
"""
Unpack a persistent template tar file to the mounted mount dir.
Uses fsimage library to read from an ISO file.
"""
# filename may use hostname
tarname = tarname.replace("%h", self.name)
if iso:
try:
fs = fsimage.open(self.isofile, 0)
except IOError:
logger.exception("Failed to open ISO file: %s", self.isofile)
return
try:
tardata = fs.open_file(tarname).read()
except IOError:
logger.exception("Failed to open tar file: %s", tarname)
return
finally:
del fs
else:
try:
f = open(tarname)
tardata = f.read()
f.close()
except IOError:
logger.exception("Failed to open tar file: %s", tarname)
return
p = subprocess.Popen(
[TAR_PATH, "-C", self.mountdir, "--numeric-owner", "-xf", "-"],
stdin=subprocess.PIPE)
p.communicate(input=tardata)
p.wait()
def untarpersistent(self, tarname, iso):
''' Unpack a persistent template tar file to the mounted mount dir.
Uses fsimage library to read from an ISO file.
'''
tarname = tarname.replace('%h', self.name) # filename may use hostname
if iso:
try:
fs = fsimage.open(self.isofile, 0)
except IOError, e:
self.warn("Failed to open ISO file: %s (%s)" % (self.isofile,e))
return
try:
tardata = fs.open_file(tarname).read();
except IOError, e:
self.warn("Failed to open tar file: %s (%s)" % (tarname, e))
return
def untarpersistent(self, tarname, iso):
''' Unpack a persistent template tar file to the mounted mount dir.
Uses fsimage library to read from an ISO file.
'''
tarname = tarname.replace('%h', self.name) # filename may use hostname
if iso:
try:
fs = fsimage.open(self.isofile, 0)
except IOError, e:
self.warn("Failed to open ISO file: %s (%s)" % (self.isofile,e))
return
try:
tardata = fs.open_file(tarname).read();
except IOError, e:
self.warn("Failed to open tar file: %s (%s)" % (tarname, e))
return