def __updateAgentStatus(self, server): try: print "Pinging Agent on server %s" % server.name XmlRpcClient.callRPCMethod(server.getAgentURL(),"ping", "hola") #Server is up print "Ping Agent on server %s was SUCCESSFUL!" % server.name ZabbixHelper.sendAgentStatus(server, True) if self.periodicRefresh() or server.available == False: #Call it VMMonitor.sendUpdateVMs(server) if server.available == False: print " set %s as available" % server.name server.setAvailable(True) server.save() except Exception as e: #If fails for some reason mark as unreachable print "Could not reach server %s. Will be set as unavailable " % str(server.name) print e print traceback.format_exc() server.setAvailable(False) server.save() ZabbixHelper.sendAgentStatus(server, False) finally: connection.close() return
def validateAgentURL(url):
#Hard lookup; make sure that Agent is running and at the same time URL is correct:
if url == "":
return
try:
XmlRpcClient.callRPCMethod(url,"ping","testing")
except Exception as e:
raise ValidationError("Cannot communicate with Agent. Nested exception is: " + str(e))
def processProvisioning(provisioning):
logging.debug("PROVISIONING STARTED...\n")
for action in provisioning.action:
actionModel = ActionController.ActionToModel(action,"provisioning")
logging.debug("ACTION type: %s with id: %s" % (actionModel.type, actionModel.uuid))
try:
RuleTableManager.Evaluate(action,RuleTableManager.getDefaultName())
except Exception as e:
MAX_CHARS_ALLOWED = 200
XmlRpcClient.callRPCMethod(threading.currentThread().callBackURL,"sendAsync",XmlHelper.craftXmlClass(XmlHelper.getProcessingResponse(Action.FAILED_STATUS, action,str(e)[0:MAX_CHARS_ALLOWED-1])))
return None
try:
ProvisioningDispatcher.logger.debug("virtualization_type = " + action.server.virtualization_type)
controller = VTDriver.getDriver(action.server.virtualization_type)
#XXX:Change this when xml schema is updated
ProvisioningDispatcher.logger.debug("XXX action.server.uuid = " + str(action.server.uuid))
server = VTDriver.getServerByUUID(action.server.uuid)
ProvisioningDispatcher.logger.debug("server.id = " + str(server.id))
#if actionModel.getType() == Action.PROVISIONING_VM_CREATE_TYPE:
# server = VTDriver.getServerByUUID(action.virtual_machine.server_id)
#else:
# server = VTDriver.getVMbyUUID(action.virtual_machine.uuid).Server.get()
except Exception as e:
logging.error(e)
raise e
try:
#PROVISIONING CREATE
if actionModel.getType() == Action.PROVISIONING_VM_CREATE_TYPE:
try:
vm = ProvisioningDispatcher.__createVM(controller, actionModel, action)
except:
vm = None
raise
#PROVISIONING DELETE, START, STOP, REBOOT
else :
ProvisioningDispatcher.__deleteStartStopRebootVM(controller, actionModel, action)
XmlRpcClient.callRPCMethod(server.getAgentURL() ,"send", UrlUtils.getOwnCallbackURL(), 1, server.getAgentPassword(),XmlHelper.craftXmlClass(XmlHelper.getSimpleActionQuery(action)) )
logging.debug("PROVISIONING FINISHED...")
return
except Exception as e:
logging.warn(traceback.format_exc())
if actionModel.getType() == Action.PROVISIONING_VM_CREATE_TYPE:
# If the VM creation was interrupted in the network
# configuration, the created VM won't be returned
try:
if not vm:
vm = controller.getVMbyUUID(action.server.virtual_machines[0].uuid)
controller.deleteVM(vm)
# Keep actions table up-to-date after each deletion
actionModel.delete()
except Exception as e:
print "Could not delete VM. Exception: %s" % str(e)
#XmlRpcClient.callRPCMethod(threading.currentThread().callBackURL,"sendAsync",XmlHelper.craftXmlClass(XmlHelper.getProcessingResponse(Action.FAILED_STATUS, action, str(e))))
logging.debug("PROVISIONING FINISHED...")
return
def sendUpdateVMs(server): #Recover from the client the list of active VMs obj = XmlHelper.getListActiveVMsQuery() #Create new Action action = ActionController.createNewAction(Action.MONITORING_SERVER_VMS_TYPE,Action.QUEUED_STATUS,server.getUUID(),"") obj.query.monitoring.action[0].id = action.getUUID() obj.query.monitoring.action[0].server.virtualization_type = server.getid = server.getVirtTech() XmlRpcClient.callRPCMethod(server.getAgentURL(),"send",UrlUtils.getOwnCallbackURL(),0,server.agentPassword,XmlHelper.craftXmlClass(obj)) connection.close() return
def processUpdateVMsListFromCallback(vmUUID,state,rspec): from vt_manager_kvm.models.VirtualMachine import VirtualMachine try: VM = VirtualMachine.objects.get(uuid = vmUUID) except Exception as e: VMMonitor.logger.error(traceback.format_exc()) raise e if state == 'Started': VM.setState(VirtualMachine.RUNNING_STATE) ZabbixHelper.sendVMStatus(VM, True) elif state == 'Stopped': VM.setState(VirtualMachine.STOPPED_STATE) ZabbixHelper.sendVMStatus(VM, False) else: VM.setState(VirtualMachine.UNKNOWN_STATE) ZabbixHelper.sendVMStatus(VM, False) #XXX: Maybe there better palces to send to expedient this update state... XmlRpcClient.callRPCMethod(VM.getCallBackURL(), "sendAsync", XmlHelper.craftXmlClass(rspec)) return
os.environ['DJANGO_SETTINGS_MODULE'] = 'vt_manager_kvm.settings'
sys.path.insert(0,PYTHON_DIR)
from vt_manager_kvm.models.VTServer import VTServer
from vt_manager_kvm.communication.utils.XmlHelper import *
from vt_manager_kvm.communication.XmlRpcClient import XmlRpcClient
from vt_manager_kvm.communication.southCommInterface import *
rspec = XmlHelper.parseXmlString(xmlFileToString('createVM.xml'))
actionUUID = uuid.uuid4()
rspec.query.provisioning.action[0].id=actionUUID
rspec.query.provisioning.action[0].virtual_machine.uuid=uuid.uuid4()
rspec.query.provisioning.action[0].virtual_machine.name=random.randint(0,1000)
XmlRpcClient.callRPCMethodBasicAuth("https://192.168.254.193:8445/xmlrpc/plugin","expedient","expedient","send","https://*****:*****@192.168.254.193/vt_plugin/xmlrpc/vt_am/",XmlHelper.craftXmlClass(rspec))
#AGENT DEVUELVE ONGOING
#import time
#time.sleep(10)
#response = XmlHelper.parseXmlString(xmlFileToString('failresponse.xml'))
#response.response.provisioning.action[0].id=actionUUID
#response.response.provisioning.action[0].status="ONGOING"
#sendAsync(XmlHelper.craftXmlClass(response))
#
#
##AGENT DEVUELVE FAIL
#time.sleep(10)
#response = XmlHelper.parseXmlString(xmlFileToString('failresponse.xml'))
#response.response.provisioning.action[0].id=actionUUID
def processResponse(rspec):
logging.debug("PROCESSING RESPONSE processResponse() STARTED...")
for action in rspec.response.provisioning.action:
try:
actionModel = ActionController.getAction(action.id)
except Exception as e:
logging.error("No action in DB with the incoming uuid\n%s", e)
return
"""
If the response is for an action only in QUEUED or ONGOING status, SUCCESS or FAILED actions are finished
"""
# if str(actionModel.callBackUrl) == str(SfaCommunicator.SFAUrl): #Avoiding unicodes
# event = pull(str(action.id))
# event.send('continue')
# return
if actionModel.getStatus() is Action.QUEUED_STATUS or Action.ONGOING_STATUS:
logging.debug(
"The incoming response has id: %s and NEW status: %s" % (actionModel.uuid, actionModel.status)
)
was_creating = False
was_created = False
actionModel.status = action.status
actionModel.description = action.description
actionModel.save()
# Complete information required for the Plugin: action type and VM
ActionController.completeActionRspec(action, actionModel)
# XXX:Implement this method or some other doing this job
vm = VTDriver.getVMbyUUID(actionModel.getObjectUUID())
if vm.state == "creating...":
was_creating = True
elif vm.state == "starting...":
was_created = True
controller = VTDriver.getDriver(vm.Server.get().getVirtTech())
failedOnCreate = 0
# Update VM model with new status from OXAD
if actionModel.getStatus() == Action.SUCCESS_STATUS:
ProvisioningResponseDispatcher.__updateVMafterSUCCESS(actionModel, vm)
elif actionModel.getStatus() == Action.ONGOING_STATUS:
ProvisioningResponseDispatcher.__updateVMafterONGOING(actionModel, vm)
elif actionModel.getStatus() == Action.FAILED_STATUS:
failedOnCreate = ProvisioningResponseDispatcher.__updateVMafterFAILED(actionModel, vm)
else:
vm.setState(VirtualMachine.UNKNOWN_STATE)
try:
created = False
vm_started = False
if vm.state == "created (stopped)":
created = True
elif vm.state == "running":
vm_started = True
logging.debug("Sending response to plug-in in sendAsync")
if str(vm.callBackURL) == "SFA.OCF.VTM":
logging.debug("callback: %s" % vm.callBackURL)
print "-------------->PRD: Created:", created, "Was_creating:", was_creating, "vm_started:", vm_started
print "-------------->PRD Action:", action, action.server.__dict__
# Start VM just after creating sliver/VM
if created and was_creating:
from vt_manager_kvm.communication.sfa.drivers.VTSfaDriver import VTSfaDriver
driver = VTSfaDriver(None)
driver.crud_slice(vm.sliceName, vm.projectName, "start_slice")
ProvisioningResponseDispatcher.__clean_up_reservations(vm.uuid)
return
# if was_created and vm_started:
if vm_started:
ifaces = vm.getNetworkInterfaces()
for iface in ifaces:
if iface.isMgmt:
ip = iface.ip4s.all()[0].ip
# Contextualize VMs
ProvisioningResponseDispatcher.__contextualize_vm(vm, ip)
# Cleaning up reservation objects
return
XmlRpcClient.callRPCMethod(vm.getCallBackURL(), "sendAsync", XmlHelper.craftXmlClass(rspec))
if failedOnCreate == 1:
controller.deleteVM(vm)
# Keep actions table up-to-date after each deletion
actionModel.delete()
except Exception as e:
logging.error("Could not connect to Plugin in sendAsync\n%s", e)
return
# If response is for a finished action
else:
try:
# XXX: What should be done if this happen?
logging.error("Received response for an action in wrong state\n")
XmlRpcClient.callRPCMethod(
vm.getCallBackURL(),
"sendAsync",
XmlHelper.getProcessingResponse(
Action.FAILED_STATUS, action, "Received response for an action in wrong state"
),
)
except Exception as e:
logging.error(e)
return
def processresponseSync(rspec):
"""
Thread-free implementation.
"""
logging.debug("PROCESSING RESPONSE processResponseSync() STARTED...")
for action in rspec.response.provisioning.action:
try:
actionModel = ActionController.getAction(action.id)
except Exception as e:
logging.error("No action in DB with the incoming uuid\n%s", e)
return
"""
If the response is for an action only in QUEUED or ONGOING status, SUCCESS or FAILED actions are finished
"""
# if str(actionModel.callBackUrl) == str(SfaCommunicator.SFAUrl): #Avoiding unicodes
# event = pull(str(action.id))
# event.send('continue')
# return
logging.debug(
"................................ actionModel.getStatus(): %s ................."
% str(actionModel.getStatus())
)
if actionModel.getStatus() is Action.QUEUED_STATUS or Action.ONGOING_STATUS:
logging.debug(
"The incoming response has id: %s and NEW status: %s" % (actionModel.uuid, actionModel.status)
)
actionModel.status = action.status
actionModel.description = action.description
actionModel.save()
# Complete information required for the Plugin: action type and VM
ActionController.completeActionRspec(action, actionModel)
# XXX:Implement this method or some other doing this job
vm = VTDriver.getVMbyUUID(actionModel.getObjectUUID())
controller = VTDriver.getDriver(vm.Server.get().getVirtTech())
failedOnCreate = 0
if actionModel.getStatus() == Action.SUCCESS_STATUS:
ProvisioningResponseDispatcher.__updateVMafterSUCCESS(actionModel, vm)
elif actionModel.getStatus() == Action.ONGOING_STATUS:
ProvisioningResponseDispatcher.__updateVMafterONGOING(actionModel, vm)
elif actionModel.getStatus() == Action.FAILED_STATUS:
failedOnCreate = ProvisioningResponseDispatcher.__updateVMafterFAILED(actionModel, vm)
else:
vm.setState(VirtualMachine.UNKNOWN_STATE)
try:
logging.debug("Sending response to Plugin in sendAsync")
if str(actionModel.callBackUrl) == "SFA.OCF.VTM":
logging.debug(">>>>>>> SFA.OCF.VTM\n\n\n")
if failedOnCreate:
logging.debug("........... failedOnCreate.........")
expiring_slices = vm.objects.filter(sliceName=vm.sliceName, projectName=vm.projectName)
logging.debug("........... expiring_slices: %s ..........." % str(expiring_slices))
if len(expiring_slices) == 1:
expiring_slices[0].delete()
# Cleaning up reservation objects
ProvisioningResponseDispatcher.__clean_up_reservations(vm.name)
XmlRpcClient.callRPCMethod(vm.getCallBackURL(), "sendSync", XmlHelper.craftXmlClass(rspec))
if failedOnCreate == 1:
controller.deleteVM(vm)
# Keep actions table up-to-date after each deletion
actionModel.delete()
except Exception as e:
logging.error("Could not connect to Plugin in sendSync. Exception: %s", e)
return
# If response is for a finished action
else:
try:
# XXX: What should be done if this happen?
logging.error("Received response for an action in wrong state")
XmlRpcClient.callRPCMethod(
vm.getCallBackURL(),
"sendSync",
XmlHelper.getProcessingResponse(
Action.FAILED_STATUS, action, "Received response for an action in wrong state"
),
)
except Exception as e:
logging.error(e)
return