def create(self, port):
self._clear(port)
LOG.debug("Creating port %s for hardware_id %s" %
(port.interface, port.hardware_id))
LOG.debug("Attaching vlan %s to interface %s" %
(port.vlan_id, port.interface))
cmds = commands.create_port(hardware_id=port.hardware_id,
interface=port.interface,
vlan_id=port.vlan_id,
ip=port.ip,
mac_address=port.mac_address,
trunked=port.trunked)
res = self._run_commands(port, cmds)
# for some reason authentication errors happen apparently randomly when
# running commands. All other port creation commnads are safe to run
# twice during retry except for adding the vpc to the port-channel, as
# it fails with 'ERROR: Operation failed: [vPC already exists]'
if port.trunked:
interface = port.interface
po_int = commands._make_portchannel_interface(interface)
cmds = commands._configure_interface('port-channel', po_int)
cmds = cmds + commands._add_vpc(po_int)
res = self._run_commands(port, cmds)
self.save(port)
return res
def _clear(self, port):
"""Remove all configuration for a given interface, which includes
the ethernet interface, related port-channel, and any dhcp snooping
bindings or other port security features.
"""
LOG.debug("clearing interface %s" % (port.interface))
interface = port.interface
po_int = commands._make_portchannel_interface(interface)
eth_int = commands._make_ethernet_interface(interface)
# get and filter relevant dhcp snooping bindings
dhcp_conf = self.show_dhcp_snooping_configuration(port)
dhcp_conf = [cisco_utils.negate_conf(c) for c in dhcp_conf]
# we need to configure the portchannel because there is no
# guarantee that it exists, and you cannot remove snooping
# bindings without the actual interface existing.
cmds = []
if dhcp_conf:
cmds = cmds + commands._configure_interface('port-channel', po_int)
cmds = cmds + dhcp_conf
# for some reason authentication errors happen apparently randomly when
# running commands. All other port creation commands are safe to run
# twice during retry except for removing the dhcp binding, which fails
# with 'ERROR: Entry does not exist'
if cmds:
self._run_commands(port, cmds)
# delete the portchannel and default the eth interface
cmds = commands._delete_port_channel_interface(po_int)
cmds = cmds + commands._delete_ethernet_interface(eth_int)
return self._run_commands(port, cmds)
def create(self, port):
self._clear(port)
LOG.debug("Creating port %s for hardware_id %s"
% (port.interface, port.hardware_id))
LOG.debug("Attaching vlan %s to interface %s"
% (port.vlan_id, port.interface))
cmds = commands.create_port(
hardware_id=port.hardware_id,
interface=port.interface,
vlan_id=port.vlan_id,
ip=port.ip,
mac_address=port.mac_address,
trunked=port.trunked)
res = self._run_commands(port, cmds)
# for some reason authentication errors happen apparently randomly when
# running commands. All other port creation commnads are safe to run
# twice during retry except for adding the vpc to the port-channel, as
# it fails with 'ERROR: Operation failed: [vPC already exists]'
if port.trunked:
interface = port.interface
po_int = commands._make_portchannel_interface(interface)
cmds = commands._configure_interface('port-channel', po_int)
cmds = cmds + commands._add_vpc(po_int)
res = self._run_commands(port, cmds)
self.save(port)
return res
def _clear(self, port):
"""Remove all configuration for a given interface, which includes
the ethernet interface, related port-channel, and any dhcp snooping
bindings or other port security features.
"""
LOG.debug("clearing interface %s" % (port.interface))
interface = port.interface
po_int = commands._make_portchannel_interface(interface)
eth_int = commands._make_ethernet_interface(interface)
# get and filter relevant dhcp snooping bindings
dhcp_conf = self.show_dhcp_snooping_configuration(port)
dhcp_conf = [cisco_utils.negate_conf(c) for c in dhcp_conf]
# we need to configure the portchannel because there is no
# guarantee that it exists, and you cannot remove snooping
# bindings without the actual interface existing.
cmds = []
if dhcp_conf:
cmds = cmds + commands._configure_interface('port-channel', po_int)
cmds = cmds + dhcp_conf
# for some reason authentication errors happen apparently randomly when
# running commands. All other port creation commands are safe to run
# twice during retry except for removing the dhcp binding, which fails
# with 'ERROR: Entry does not exist'
if cmds:
self._run_commands(port, cmds)
# delete the portchannel and default the eth interface
cmds = commands._delete_port_channel_interface(po_int)
cmds = cmds + commands._delete_ethernet_interface(eth_int)
return self._run_commands(port, cmds)
def _clear(self, port):
"""Remove all configuration for a given interface, which includes
the ethernet interface, related port-channel, and any dhcp snooping
bindings or other port security features.
"""
LOG.debug("clearing interface %s" % (port.interface))
interface = port.interface
po_int = commands._make_portchannel_interface(interface)
eth_int = commands._make_ethernet_interface(interface)
# get and filter relevant dhcp snooping bindings
dhcp_conf = self.show_dhcp_snooping_configuration(port)
dhcp_conf = [cisco_utils.negate_conf(c) for c in dhcp_conf]
# we need to configure the portchannel because there is no
# guarantee that it exists, and you cannot remove snooping
# bindings without the actual interface existing.
cmds = []
if dhcp_conf:
cmds = cmds + commands._configure_interface('port-channel', po_int)
cmds = cmds + dhcp_conf
# delete the portchannel and default the eth interface
cmds = cmds + commands._delete_port_channel_interface(po_int)
cmds = cmds + commands._delete_ethernet_interface(eth_int)
return self._run_commands(port, cmds)
def _clear(self, port):
"""Remove all configuration for a given interface, which includes
the ethernet interface, related port-channel, and any dhcp snooping
bindings or other port security features.
"""
LOG.debug("clearing interface %s" % (port.interface))
interface = port.interface
po_int = commands._make_portchannel_interface(interface)
eth_int = commands._make_ethernet_interface(interface)
# get and filter relevant dhcp snooping bindings
dhcp_conf = self.show_dhcp_snooping_configuration(port)
dhcp_conf = [cisco_utils.negate_conf(c) for c in dhcp_conf]
# we need to configure the portchannel because there is no
# guarantee that it exists, and you cannot remove snooping
# bindings without the actual interface existing.
cmds = []
if dhcp_conf:
cmds = cmds + commands._configure_interface('port-channel', po_int)
cmds = cmds + dhcp_conf
# delete the portchannel and default the eth interface
cmds = cmds + commands._delete_port_channel_interface(po_int)
cmds = cmds + commands._delete_ethernet_interface(eth_int)
return self._run_commands(port, cmds)
def clear(self, port):
"""Remove all configuration for a given interface, which includes
the ethernet interface, related port-channel, and any dhcp snooping
bindings or other port security features.
For some reason, you can't run 'no interface eth x/x' on
the 3172. So we have to read the config for the interface first
and manually negate each option.
'no interface port-channel' works as expected.
You must remove entries from the dhcp snooping table before removing
the underlying port-channel otherwise it won't work.
"""
LOG.debug("clearing interface %s" % (port.interface))
interface = port.interface
po_int = commands._make_portchannel_interface(interface)
eth_int = commands._make_ethernet_interface(interface)
eth_conf = self.show(port, type='ethernet')
eth_conf = [self._negate_conf(c) for c in eth_conf]
dhcp_conf = self.show_dhcp_snooping_configuration(port)
dhcp_conf = [self._negate_conf(c) for c in dhcp_conf]
cmds = commands._configure_interface('port-channel', po_int)
cmds = cmds + dhcp_conf
cmds = cmds + commands._delete_port_channel_interface(po_int)
cmds = cmds + commands._configure_interface('ethernet', eth_int)
cmds = cmds + eth_conf + ['shutdown']
def _filter_clear_commands(c):
for r in IGNORE_CLEAR:
if r.match(c):
return False
return True
cmds = [c for c in cmds if _filter_clear_commands(c)]
return self._run_commands(port, cmds)