def after_vm_start(self, environ, domxml):
# check if the vm was launched in the paused state
launch_flags = hooking.load_vm_launch_flags_from_file(environ['vmId'])
if launch_flags == libvirt.VIR_DOMAIN_START_PAUSED:
# sleep for a minute for each provisioned vm
time.sleep(60)
self.resume_paused_vm(environ)
return domxml
def after_vm_start(self, environ, domxml):
# check if the vm was launched in the paused state
launch_flags = hooking.load_vm_launch_flags_from_file(environ['vmId'])
if launch_flags == libvirt.VIR_DOMAIN_START_PAUSED:
# sleep for a minute for each provisioned vm
time.sleep(60)
self.resume_paused_vm(environ)
return domxml
def main():
# TODO (HACK):
# This code waits for the nic to be attached to neutron for a
# certain amount of time. This is one way of going around the
# race between the code and the vm nic becoming active. It is
# a very fragile hack, as there is no guarantee the nic will
# actually be ready after this.
vm_id = os.environ[VM_ID_KEY]
launch_flags = hooking.load_vm_launch_flags_from_file(vm_id)
if launch_flags == libvirt.VIR_DOMAIN_START_PAUSED:
time.sleep(OPENSTACK_NIC_WAIT_TIME)
resume_paused_vm(vm_id)
def main():
# TODO (HACK):
# This code waits for the nic to be attached to neutron for a
# certain amount of time. This is one way of going around the
# race between the code and the vm nic becoming active. It is
# a very fragile hack, as there is no guarantee the nic will
# actually be ready after this.
vm_id = os.environ[VM_ID_KEY]
launch_flags = hooking.load_vm_launch_flags_from_file(vm_id)
if launch_flags == libvirt.VIR_DOMAIN_START_PAUSED:
time.sleep(OPENSTACK_NIC_WAIT_TIME)
resume_paused_vm(vm_id)
def main():
if PROVIDER_TYPE_KEY not in os.environ:
return
providerType = os.environ[PROVIDER_TYPE_KEY]
if providerType == OPENSTACK_NET_PROVIDER_TYPE:
domxml = hooking.read_domxml()
vNicId = os.environ[VNIC_ID_KEY]
pluginType = os.environ[PLUGIN_TYPE_KEY]
sys.stderr.write('Adding vNIC %s for provider type %s and plugin %s' %
(vNicId, providerType, pluginType))
addOpenstackVnic(domxml, pluginType, vNicId)
hooking.write_domxml(domxml)
vm_id = os.environ[VM_ID_KEY]
PAUSE_FLAG = libvirt.VIR_DOMAIN_START_PAUSED
flags = hooking.load_vm_launch_flags_from_file(vm_id)
if (flags & PAUSE_FLAG) != PAUSE_FLAG:
flags |= PAUSE_FLAG
hooking.dump_vm_launch_flags_to_file(vm_id, flags)
mark_for_unpause(vm_id)
def main():
if PROVIDER_TYPE_KEY not in os.environ:
return
providerType = os.environ[PROVIDER_TYPE_KEY]
if providerType == OPENSTACK_NET_PROVIDER_TYPE:
domxml = hooking.read_domxml()
vNicId = os.environ[VNIC_ID_KEY]
pluginType = os.environ[PLUGIN_TYPE_KEY]
hasSecurityGroups = SECURITY_GROUPS_KEY in os.environ
sys.stderr.write('Adding vNIC %s for provider type %s and plugin %s'
% (vNicId, providerType, pluginType))
addOpenstackVnic(domxml, pluginType, vNicId, hasSecurityGroups)
hooking.write_domxml(domxml)
vm_id = os.environ[VM_ID_KEY]
PAUSE_FLAG = libvirt.VIR_DOMAIN_START_PAUSED
flags = hooking.load_vm_launch_flags_from_file(vm_id)
if (flags & PAUSE_FLAG) != PAUSE_FLAG:
flags |= PAUSE_FLAG
hooking.dump_vm_launch_flags_to_file(vm_id, flags)
mark_for_unpause(vm_id)
def add_launch_paused_flag(self, environ):
vm_id = environ['vmId']
flags = hooking.load_vm_launch_flags_from_file(vm_id)
flags |= libvirt.VIR_DOMAIN_START_PAUSED
hooking.dump_vm_launch_flags_to_file(vm_id, flags)
def after_vm_start(self, environ, domxml):
vm_id = environ['vmId']
launch_flags = hooking.load_vm_launch_flags_from_file(vm_id)
if launch_flags == libvirt.VIR_DOMAIN_START_PAUSED:
self.resume_paused_vm(environ)
return domxml
def after_vm_start(self, environ, domxml):
vm_id = environ['vmId']
launch_flags = hooking.load_vm_launch_flags_from_file(vm_id)
if launch_flags == libvirt.VIR_DOMAIN_START_PAUSED:
self.resume_paused_vm(environ)
return domxml
def add_launch_paused_flag(self, environ):
vm_id = environ['vmId']
flags = hooking.load_vm_launch_flags_from_file(vm_id)
flags |= libvirt.VIR_DOMAIN_START_PAUSED
hooking.dump_vm_launch_flags_to_file(vm_id, flags)