Revision d1687c6f
| b/tools/lvmstrap | ||
|---|---|---|
| 47 | 47 |
from ganeti.utils import RunCmd |
| 48 | 48 |
from ganeti import constants |
| 49 | 49 |
|
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USAGE = ("\tlvmstrap.py diskinfo\n"
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"\tlvmstrap.py [--vgname=NAME] { --alldisks | --disks DISKLIST }"
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USAGE = ("\tlvmstrap diskinfo\n"
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"\tlvmstrap [--vgname=NAME] [--allow-removable]" |
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" { --alldisks | --disks DISKLIST }"
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" create") |
| 53 | 54 |
|
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verbose_flag = False |
| ... | ... | |
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parser.add_option("-v", "--verbose",
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action="store_true", dest="verbose", default=False, |
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help="print command execution messages to stdout") |
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parser.add_option("-r", "--allow-removable",
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action="store_true", dest="removable_ok", default=False, |
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help="allow and use removable devices too") |
|
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parser.add_option("-g", "--vg-name", type="string",
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dest="vgname", default="xenvg", metavar="NAME", |
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help="the volume group to be created [default: xenvg]") |
| ... | ... | |
| 353 | 357 |
return vgname |
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|
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def GetDiskList(): |
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def GetDiskList(opts):
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"""Computes the block device list for this system. |
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|
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This function examines the /sys/block tree and using information |
| ... | ... | |
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removable = int(f.read().strip()) |
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f.close() |
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if removable: |
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if removable and not opts.removable_ok:
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continue |
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|
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dev = ReadDev("/sys/block/%s" % name)
|
| ... | ... | |
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return mpath, whatvg, fileinfo |
| 472 | 476 |
|
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def ShowDiskInfo(): |
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def ShowDiskInfo(opts):
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"""Shows a nicely formatted block device list for this system. |
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|
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This function shows the user a table with the informations gathered |
| ... | ... | |
| 480 | 484 |
|
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""" |
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mounts = GetMountInfo() |
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dlist = GetDiskList() |
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dlist = GetDiskList(opts)
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|
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print "------- Disk information -------" |
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print ("%5s %7s %4s %5s %-10s %s" %
|
| ... | ... | |
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a list of disk names, e.g. ['sda', 'sdb'] |
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""" |
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sysdisks = GetDiskList() |
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sysdisks = GetDiskList(options)
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if not sysdisks: |
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raise PrereqError("no disks found (I looked for"
|
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" non-removable block devices).") |
| ... | ... | |
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vgname = options.vgname |
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command = args.pop(0) |
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if command == "diskinfo": |
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ShowDiskInfo() |
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ShowDiskInfo(options)
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return |
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if command != "create": |
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Usage() |
Also available in: Unified diff