def CreateLVMSnapshot(self):
'''
Create LVM Snapshot
'''
machines = self.tester.get_component_machines()
for machine in machines:
if machine.distro.name is "vmware":
continue
machine.sys("lvcreate -l 100%origin -s -n " + self.args.name + " `blkid -L rootfs`", code=0)
def CreateLVMSnapshot(self):
'''
Create LVM Snapshot
'''
machines = self.tester.get_component_machines()
for machine in machines:
if machine.distro.name is "vmware":
continue
machine.sys("lvcreate -l 100%origin -s -n " + self.args.name +
" `blkid -L rootfs`",
code=0)
def RestoreLVMSnapshot(self):
'''
Restore LVM Snapshot
'''
machines = self.tester.get_component_machines()
check_file = "/root/merge-executed"
for machine in machines:
if machine.distro.name is "vmware":
continue
logical_volume = "/dev/vg01/" + self.args.name
machine.sys("e2label " + logical_volume + " rootfs")
machine.sys("touch " + check_file)
machine.sys("lvconvert --merge " + logical_volume, code=0)
try:
machine.sys("reboot -f", timeout=2)
except CommandTimeoutException:
pass
self.tester.sleep(30)
for machine in machines:
self.tester.ping(machine.hostname, poll_count=120)
for machine in machines:
def ssh_refresh():
try:
machine.refresh_ssh()
return True
except:
return False
self.tester.wait_for_result(ssh_refresh, True, timeout=120)
machine.sys('ls ' + check_file, code=2)
def lv_gone():
try:
machine.sys("lvdisplay " + logical_volume, code=5)
return True
except:
return False
self.tester.wait_for_result(lv_gone, True, timeout=240)
machine.sys("lvcreate -l 100%origin -s -n " + logical_volume + " `blkid -L rootfs`", code=0)
def lv_gone():
try:
machine.sys("lvdisplay " + logical_volume, code=5)
return True
except:
return False
def RestoreLVMSnapshot(self):
'''
Restore LVM Snapshot
'''
machines = self.tester.get_component_machines()
check_file = "/root/merge-executed"
for machine in machines:
if machine.distro.name is "vmware":
continue
logical_volume = "/dev/vg01/" + self.args.name
machine.sys("e2label " + logical_volume + " rootfs")
machine.sys("touch " + check_file)
machine.sys("lvconvert --merge " + logical_volume, code=0)
try:
machine.sys("reboot -f", timeout=2)
except CommandTimeoutException:
pass
self.tester.sleep(30)
for machine in machines:
self.tester.ping(machine.hostname, poll_count=120)
for machine in machines:
def ssh_refresh():
try:
machine.refresh_ssh()
return True
except:
return False
self.tester.wait_for_result(ssh_refresh, True, timeout=120)
machine.sys('ls ' + check_file, code=2)
def lv_gone():
try:
machine.sys("lvdisplay " + logical_volume, code=5)
return True
except:
return False
self.tester.wait_for_result(lv_gone, True, timeout=240)
machine.sys("lvcreate -l 100%origin -s -n " + logical_volume +
" `blkid -L rootfs`",
code=0)
def lv_gone():
try:
machine.sys("lvdisplay " + logical_volume, code=5)
return True
except:
return False
