4.3.9. Determine if the Domain is persistent

⁠4.3.9. Determine if the Domain is persistent

The isPersistent method returns a boolean flag indicating whether or not the domain is persistent (the domain will be persistent after a reboot).

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Example 4.15. Determine if the Domain is persistent

# Example-52.py
#!/usr/bin/env python3
import sys
import libvirt
from xml.dom import minidom

domName = 'CentOS7'

conn = None
try:
    conn = libvirt.open("qemu:///system")
except libvirt.libvirtError as e:
    print(repr(e), file=sys.stderr)
    exit(1)

dom = None
try:
    dom = conn.lookupByName(domName)
except libvirt.libvirtError as e:
    print(repr(e), file=sys.stderr)
    exit(1)

flag = None
try:
    flag = dom.isPersistent()
except libvirt.libvirtError as e:
    print(repr(e), file=sys.stderr)
    conn.close()
    exit(1)

if flag == 1:
    print('The domain is persistent.')
elif flag == 0:
    print('The domain is not persistent.')

conn.close()
exit(0)