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Add unmigrate facility

This commit is contained in:
Joshua Boniface 2018-06-04 11:49:39 -04:00
parent e161a543cb
commit 0eccbd902f
1 changed files with 13 additions and 0 deletions
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13
VMInstance.py
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@ -150,6 +150,15 @@ class VMInstance:
dest_conn.close()
self.inmigrate = False
def unmigrate_vm(self):
print('>>> %s - Unmigrating VM' % self.domuuid)
former_hypervisor = self.zk.get(self.zkey + '/formerhypervisor')
transaction = self.zk.transaction()
transaction.set_data('/domains/' + domain + '/state', 'migrate'.encode('ascii'))
transaction.set_data('/domains/' + domain + '/hypervisor', former_hypervisor.encode('ascii'))
transaction.set_data('/domains/' + domain + '/formerhypervisor', ''.encode('ascii'))
result = transaction.commit()
# Receive the migration from another host (wait until VM is running)
def receive_migrate(self):
print('>>> %s - Receiving migration' % self.domuuid)
@ -204,6 +213,10 @@ class VMInstance:
elif running == libvirt.VIR_DOMAIN_RUNNING and self.state == "migrate" and self.hypervisor != self.thishypervisor.name and self.inmigrate == False:
self.migrate_vm()
# VM should be unmigrated
elif running == libvirt.VIR_DOMAIN_RUNNING and self.state == "unmigrate" and self.hypervisor == self.thishypervisor.name and self.inmigrate == False:
self.unmigrate_vm()
# VM is already running and should be
elif running == libvirt.VIR_DOMAIN_RUNNING and self.state == "start" and self.hypervisor == self.thishypervisor.name:
if not self.domuuid in self.thishypervisor.domain_list: