Pessoal, preciso rodar esse código no linux e não estou conseguindo, alguém pode me ajudar
#!/usr/bin/python
from optparse import OptionParser
from subprocess import Popen, call, PIPE
from shlex import split
from commands import getstatusoutput
from os import mkdir
from os.path import basename , normpath
import time
parser = OptionParser()
parser.add_option(’-d’, ‘–drive’, dest=‘drive’, help=‘this is the name of the drive like sda, hdd etc…’)
parser.add_option(’-f’, ‘–folder’, dest=‘folder’, help=‘this is the name of the directory like /data or /var/log’)
parser.add_option(’-t’, ‘–fstype’, dest=‘fstype’, help=‘this is the type of filesystem you need like ext4 or xfs’)
(opts, args) = parser.parse_args()
class FormatDrive(object):
’’‘This is a class that does end to end create partition, deal with lvm, make filesystem, extend filesystem, write to fstab and resize filesystem’’’
def init(self, drive, folder, fstype):
self.drive = str(drive)
self.folder =str (folder)
self.fstype = str(fstype)
def fdisk(self):
’’‘This is a definition to perform fdisk the drive in the argument’’'
before_pipe_cmd = 'echo -e “n\np\n1\n\n\nt\n8e\nw”'
before_pipe_args = split(before_pipe_cmd)
after_pipe_cmd = “fdisk /dev/%s” %self.drive
after_pipe_args = split(after_pipe_cmd)
p1 = Popen(before_pipe_args, stdout=PIPE)
p2 = call(after_pipe_args, stdin=p1.stdout)
def partprobe(self):
’’‘This function performs the partprobe’’’
#pprobe = “partprobe /dev/%s” %self.drive
pprobe = "partprobe"
pprobe1 = split(pprobe)
part = call(pprobe1)
def pvcreate(self):
’’'This function creates the physical volume ‘’'
pvcreate = call([“pvcreate”, “/dev/%s1” %self.drive])
def volgroup(self):
’’‘This function creates the physical volume and also created the volume group’’'
vgcreate = ‘vgcreate -v vg_%s /dev/%s1’ % (basename(normpath(self.folder)), self.drive)
status,output = getstatusoutput(vgcreate)
def lvm(self):
’’‘This function creates the logical volume’’'
lvcreate =‘lvcreate -v -l “100%FREE” -n lv_{0} vg_{1}’ .format(basename(normpath(self.folder)), basename(normpath(self.folder)))
#lvcreate = ‘lvcreate -v -l “100%FREE” -n lv_{0} vg_{1}’ .format(self.folder, self.folder)
status,output = getstatusoutput(lvcreate)
print status
print output
def makefs(self):
’’‘This functions creates the filesystem on the /dev/mapper LVM device’’'
if self.fstype == ‘ext4’:
mkfs = call([“mkfs.ext4”, “/dev/mapper/vg_%s-lv_%s” % (basename(normpath(self.folder)),basename(normpath(self.folder)))])
elif self.fstype == ‘xfs’:
mkfs = call([“mkfs.xfs”, “/dev/mapper/vg_%s-lv_%s” % (basename(normpath(self.folder)),basename(normpath(self.folder)))])
def makedir(self):
’’‘This function makes directory inthe /root level’’'
path = “%s” %self.folder
mkdir( path, 0755 )
print ‘%s is created’ %path
def write_to_fstab(self):
’’‘This function appends the filesystem info to the /etc/fstab’’'
if self.fstype == ‘ext4’:
string = ‘/dev/mapper/vg_%s-lv_%s %s ext4 defaults 1 1’ % (basename(normpath(self.folder)), basename(normpath(self.folder)), self.folder)
f = open("/etc/fstab",‘a’)
f.write(string + “\n”)
f.close()
elif self.fstype == ‘xfs’:
string = ‘/dev/mapper/vg_%s-lv_%s %s xfs defaults 1 1’ % (basename(normpath(self.folder)), basename(normpath(self.folder)), self.folder)
f = open("/etc/fstab",‘a’)
f.write(string + “\n”)
f.close()
def filesystem_mount(self):
’’‘This is a simple function to mount all the drive’’'
fsmount = 'mount -a’
status,output = getstatusoutput(fsmount)
def resizefs(self):
’’’ This method is to resize an existing filesystem’’'
if self.fstype == ‘ext4’:
rs = ‘resize2fs /dev/vg_%s/lv_%s’ % (basename(normpath(self.folder)),basename(normpath(self.folder)))
status,output = getstatusoutput(rs)
elif self.fstype == ‘xfs’:
rs = ‘xfs_growfs /dev/vg_%s/lv_%s’ % (basename(normpath(self.folder)),basename(normpath(self.folder)))
status,output = getstatusoutput(rs)
def extend_vg(self):
’’‘Extending volume group’’'
vgextend = ‘vgextend vg_%s /dev/%s1’ % (basename(normpath(self.folder)), self.drive)
status,output = getstatusoutput(vgextend)
def extend_lv(self):
’’‘Extending logical volume’’'
lvextend = call([“lvextend”, “-l”, “+100%FREE”, “/dev/vg_%s/lv_%s” % (basename(normpath(self.folder)),basename(normpath(self.folder)))])
def main():
x = FormatDrive(opts.drive, opts.folder, opts.fstype)
intake = raw_input(“Do you want to extend of create a new filesystem ?”)
if intake == ‘create’:
print "a new drive has been created"
x.fdisk()
x.partprobe()
x.pvcreate()
time.sleep(5)
x.volgroup()
time.sleep(5)
x.lvm()
x.makefs()
x.makedir()
x.write_to_fstab()
x.filesystem_mount()
if intake == ‘extend’:
print "a drive has been extended"
x.fdisk()
x.partprobe()
x.pvcreate()
x.extend_vg()
x.extend_lv()
x.resizefs()
if <strong>name</strong> == ‘<strong>main</strong>’:
if opts.drive == None or opts.folder == None or opts.fstype == None:
parser.print_help()
exit(-1)
main()
print ‘The root folder is %s’ %opts.folder
print ‘the drive is %s’ %opts.drive
print ‘The fstype is %s’ %opts.fstype
