def install_disc_prep(mia, operid, dev, fstype, bootiso_relpath, reldir): ''' Install each disc prepare work. We should mount each iso to prepare packages source(for disc). ''' global dev_hd # the harddisk device where save packages. global dev_iso # the iso where save pkgs. global dev_mnt_dir # the current hd or iso mount dir dolog('instpkg_disc_prep(%s, %s, %s, %s)\n' % \ (dev, fstype, bootiso_relpath, reldir)) ############################## Mount Start ##################################### dev_hd = MiDevice(dev, fstype) if not dev_hd.do_mount(): #### NOTE: carefully handle this device's mount. msg = 'Mount device %s Failed, install operate can not continue' % dev_hd.get_dev() logger.e(msg) return msg dev_mnt_dir = dev_hd.get_mountdir() if bootiso_relpath: # an iso file on harddisk dev_iso = MiDevice(dev_hd.get_file_path(bootiso_relpath), 'iso9660') if not dev_iso.do_mount(): #### NOTE: carefully handle this device's mount. dev_hd.do_umount(); dev_hd = None msg = 'Mount device %s Failed, install operate can not continue!!!' % dev_iso.get_dev() logger.e(msg) dev_iso = None return msg dev_mnt_dir = dev_iso.get_mountdir() ############################## Mount Finished ##################################### return 0
def mount_each(tgt_root_dev, tgt_other_dev, tgt_other_type, tgt_other_mpoint): if tgt_other_dev and tgt_root_dev != tgt_other_dev: mnt_point = os.path.join(CF.D.TGTSYS_ROOT, tgt_other_mpoint.lstrip('/')) dev_tgt_other = MiDevice(tgt_other_dev, tgt_other_type, mnt_point) if not dev_tgt_other.do_mount(): #### NOTE: carefully handle this device's mount. logger.e('Mount device %s Failed, install operate can not continue' % dev_tgt_other.get_dev()) self.umount_tgt_device() return False else: self.mounted_devs.append(dev_tgt_other) return True else: logger.e('Can not run to here!! The root file system had been mounted before!!') return False
def mount_tgt_device(self): tgt_root_dev, tgt_root_type = self.get_devinfo_by_mpoint('/') tgt_swap_dev, tgt_swap_type = self.get_devinfo_by_mpoint('USE') if tgt_swap_dev and os.path.exists(tgt_swap_dev): os.system('swapon %s' % tgt_swap_dev) #### mount root device mnt_point = CF.D.TGTSYS_ROOT dev_tgt_root = MiDevice(tgt_root_dev, tgt_root_type, mnt_point) if not dev_tgt_root.do_mount(): #### NOTE: carefully handle this device's mount. logger.e('Mount device %s Failed, install operate can not continue' % dev_tgt_root.get_dev()) return False else: self.mounted_devs.append(dev_tgt_root) def mount_each(tgt_root_dev, tgt_other_dev, tgt_other_type, tgt_other_mpoint): if tgt_other_dev and tgt_root_dev != tgt_other_dev: mnt_point = os.path.join(CF.D.TGTSYS_ROOT, tgt_other_mpoint.lstrip('/')) dev_tgt_other = MiDevice(tgt_other_dev, tgt_other_type, mnt_point) if not dev_tgt_other.do_mount(): #### NOTE: carefully handle this device's mount. logger.e('Mount device %s Failed, install operate can not continue' % dev_tgt_other.get_dev()) self.umount_tgt_device() return False else: self.mounted_devs.append(dev_tgt_other) return True else: logger.e('Can not run to here!! The root file system had been mounted before!!') return False for mpoint, dev_, type_ in self.tgtsys_devinfo: if mpoint not in ('/', 'USE'): if not mount_each(tgt_root_dev, dev_, type_, mpoint): return False # mount -t proc proc myroot/proc/ mnt_point = os.path.join(CF.D.TGTSYS_ROOT, 'proc') ret, msg = mount_dev('proc', 'proc', mntdir=mnt_point,flags=None) if not ret: logger.e("Error: mount proc on target failed '%s'" % msg) return False self.mounted_devs.append(mnt_point) # mount -t sysfs sys myroot/sys/ mnt_point = os.path.join(CF.D.TGTSYS_ROOT, 'sys') ret, msg = mount_dev('sysfs', 'sys', mntdir=mnt_point,flags=None) if not ret: logger.e("Error: mount sys on target failed '%s'" % msg) return False self.mounted_devs.append(mnt_point) # mount -o bind /dev myroot/dev/ mnt_point = os.path.join(CF.D.TGTSYS_ROOT, 'dev') ret, msg = mount_dev(None, '/dev', mntdir=mnt_point,flags='bind') if not ret: logger.e("Error: mount /dev on target failed '%s'" % msg) return False self.mounted_devs.append(mnt_point) res = run_bash('mount') logger.d(''''Mount target system partition finished, check the mount output please:) %s %s ''' % ('\n'.join(res['out']), '\n'.join(res['err']))) return True