def set_interface_values(account, interface, request):
"""Use snmp to set the values in the request on the netbox"""
try:
fac = SNMPFactory.get_instance(interface.netbox)
except SnmpError, error:
_logger.error('Error getting snmpfactory instance %s: %s',
interface.netbox, error)
messages.info(request, 'Could not connect to netbox')
def set_interface_values(account, interface, request):
"""Use snmp to set the values in the request on the netbox"""
try:
fac = SNMPFactory.get_instance(interface.netbox)
except SnmpError, error:
_logger.error('Error getting snmpfactory instance %s: %s',
interface.netbox, error)
messages.info(request, 'Could not connect to netbox')
def change_port_vlan(identity, vlan):
"""
Change switchport access vlan. Returns vlan on port before change.
Reasons for not successful change may be:
- Wrong community, use rw-community
- rw-community not set on netbox
- port is a trunk
"""
interface = identity.interface
netbox = interface.netbox
agent = SNMPFactory().get_instance(netbox)
try:
fromvlan = agent.get_vlan(interface)
except Exception as error:
raise ChangePortVlanError(error)
else:
LOGGER.info('Setting vlan %s on interface %s', vlan, interface)
try:
agent.set_vlan(interface, vlan)
agent.restart_if(interface.ifindex)
except Exception as error:
raise ChangePortVlanError(error)
else:
return fromvlan
def get_and_populate_livedata(netbox, interfaces):
"""Fetch live data from netbox"""
handler = SNMPFactory.get_instance(netbox)
live_ifaliases = create_dict_from_tuplelist(handler.get_all_if_alias())
live_vlans = create_dict_from_tuplelist(handler.get_all_vlans())
live_operstatus = dict(handler.get_netbox_oper_status())
live_adminstatus = dict(handler.get_netbox_admin_status())
update_interfaces_with_snmpdata(interfaces, live_ifaliases, live_vlans,
live_operstatus, live_adminstatus)
return handler
def find_vlans_on_netbox(netbox, factory=None):
"""Find all the vlans on this netbox
fac: already instantiated factory instance. Use this if possible
to enable use of cached values
:returns: list of FantasyVlans
:rtype: list
"""
if not factory:
factory = SNMPFactory.get_instance(netbox)
return factory.get_netbox_vlans()
def render_trunk_edit(request, interfaceid):
"""Controller for rendering trunk edit view"""
interface = Interface.objects.get(pk=interfaceid)
agent = SNMPFactory().get_instance(interface.netbox)
if request.method == 'POST':
try:
handle_trunk_edit(request, agent, interface)
except SnmpError, error:
messages.error(request, 'Error editing trunk: %s' % error)
else:
messages.success(request, 'Trunk edit successful')
def get_factory(netbox):
"""Get a SNMP factory instance"""
config = read_config()
timeout = get_config_value(config, 'general', 'timeout', fallback=3)
retries = get_config_value(config, 'general', 'retries', fallback=3)
try:
return SNMPFactory.get_instance(netbox, timeout=timeout,
retries=retries)
except SnmpError as error:
_logger.error('Error getting snmpfactory instance %s: %s',
netbox, error)
def change_port_vlan(identity, vlan):
"""
Change switchport access vlan. Returns vlan on port before change.
Reasons for not successful change may be:
- Wrong community, use rw-community
- rw-community not set on netbox
- port is a trunk
"""
interface = identity.interface
netbox = interface.netbox
agent = SNMPFactory().get_instance(netbox)
try:
fromvlan = agent.get_vlan(interface.ifindex)
except Exception as error:
raise ChangePortVlanError(error)
else:
LOGGER.info('Setting vlan %s on interface %s' % (vlan, interface))
try:
agent.set_vlan(interface.ifindex, vlan)
agent.restart_if(interface.ifindex)
except Exception as error:
raise ChangePortVlanError(error)
else:
return fromvlan
def restart_interface(request):
"""Restart the interface by setting admin status to down and up"""
if request.method == 'POST':
try:
interface = Interface.objects.get(
pk=request.POST.get('interfaceid'))
except Interface.DoesNotExist:
return HttpResponse(status=404)
try:
fac = SNMPFactory.get_instance(interface.netbox)
except SnmpError, error:
_logger.error('Error getting snmpfactory instance when '
'restarting interface %s: %s',
interface.netbox, error)
return HttpResponse(status=500)
# Restart interface so that client fetches new address
fac.restart_if(interface.ifindex)
return HttpResponse()
def restart_interface(request):
"""Restart the interface by setting admin status to down and up"""
if request.method == 'POST':
try:
interface = Interface.objects.get(
pk=request.POST.get('interfaceid'))
except Interface.DoesNotExist:
return HttpResponse(status=404)
try:
fac = SNMPFactory.get_instance(interface.netbox)
except SnmpError, error:
_logger.error(
'Error getting snmpfactory instance when '
'restarting interface %s: %s', interface.netbox, error)
return HttpResponse(status=500)
# Restart interface so that client fetches new address
fac.restart_if(interface.ifindex)
return HttpResponse()