def migrate(vmId, azName):
if not vmId or not azName:
return False
nova = GetClientUtil.getNovaClient()
targetInstance = InstanceUtil.findInstanceById(vmId)
ips = nova.servers.ips(targetInstance.id)
innerIP = TomcatInstanceUtil.getInnerIPFromIPInfo(ips)
targetInstance.delete()
oldStdout = sys.stdout
nullFile = open('/dev/null', 'w')
sys.stdout = nullFile
while InstanceUtil.findInstanceById(vmId):
time.sleep(2)
sys.stdout = oldStdout
nullFile.close()
UsingInstancesDBUtil.deleteUsingInstanceByResourceId(targetInstance.id)
newInstance = TomcatInstanceUtil.createTomcatInstance(azName, innerIP)
if newInstance:
while not InstanceUtil.isInstanceStatusActice(newInstance.id):
time.sleep(2)
return True
else:
return False
def deleteAllTestingInstance():
nova = GetClientUtil.getNovaClient()
instancesList = nova.servers.list()
for instance in instancesList:
if len(instance.name) > 20:
instance.delete()
UsingInstancesDBUtil.deleteUsingInstanceByResourceId(
instance.id)
def deleteSpecifyNumberInstances(no):
if not no:
return
nova = GetClientUtil.getNovaClient()
instancesList = nova.servers.list()
count = 0
for instance in instancesList:
if len(instance.name) > 20:
instance.delete()
UsingInstancesDBUtil.deleteUsingInstanceByResourceId(
instance.id)
count += 1
if count == no:
break
def deleteSpecifyNumberInstancesWithSpecifyAZ(no, azName):
if not no:
return
holdVms = UsingInstancesDBUtil.getUsingInstancesByAZName(azName)
holdVmsLen = len(holdVms)
if no > holdVmsLen:
raise Exception('Could not down ' + str(no) + ' vms in ' +
str(azName) + ', it only has ' + str(holdVmsLen) +
' vms!')
nova = GetClientUtil.getNovaClient()
count = 0
for vm in holdVms:
targetInstance = nova.servers.get(vm['id'])
targetInstance.delete()
UsingInstancesDBUtil.deleteUsingInstanceByResourceId(
targetInstance.id)
count += 1
if count == no:
break