def _garp_packet(self, ip_address):
# prepare garp packet
src_mac = vrrp.vrrp_ipv4_src_mac_address(self.config.vrid)
e = ethernet.ethernet(mac_lib.BROADCAST_STR, src_mac,
ether.ETH_TYPE_ARP)
a = arp.arp_ip(arp.ARP_REQUEST, src_mac, ip_address,
mac_lib.DONTCARE_STR, ip_address)
p = packet.Packet()
p.add_protocol(e)
utils.may_add_vlan(p, self.interface.vlan_id)
p.add_protocol(a)
p.serialize()
return p
def _garp_packet(self, ip_address):
# prepare garp packet
src_mac = vrrp.vrrp_ipv4_src_mac_address(self.config.vrid)
e = ethernet.ethernet(mac_lib.BROADCAST_STR, src_mac,
ether.ETH_TYPE_ARP)
a = arp.arp_ip(arp.ARP_REQUEST, src_mac, ip_address,
mac_lib.DONTCARE_STR, ip_address)
p = packet.Packet()
p.add_protocol(e)
utils.may_add_vlan(p, self.interface.vlan_id)
p.add_protocol(a)
p.serialize()
return p
def _arp_reply_packet(self, arp_req_sha, arp_req_spa, arp_req_tpa):
if not (arp_req_tpa in self.config.ip_addresses
or arp_req_tpa == self.config.primary_ip_address):
return None
src_mac = vrrp.vrrp_ipv4_src_mac_address(self.config.vrid)
e = ethernet.ethernet(arp_req_sha, src_mac, ether.ETH_TYPE_ARP)
a = arp.arp_ip(arp.ARP_REPLY, src_mac, arp_req_tpa, arp_req_sha,
arp_req_spa)
p = packet.Packet()
p.add_protocol(e)
utils.may_add_vlan(p, self.interface.vlan_id)
p.add_protocol(a)
p.serialize()
self._transmit(p.data)
def _arp_reply_packet(self, arp_req_sha, arp_req_spa, arp_req_tpa):
if not (arp_req_tpa in self.config.ip_addresses or
arp_req_tpa == self.config.primary_ip_address):
return None
src_mac = vrrp.vrrp_ipv4_src_mac_address(self.config.vrid)
e = ethernet.ethernet(arp_req_sha, src_mac, ether.ETH_TYPE_ARP)
a = arp.arp_ip(arp.ARP_REPLY, src_mac, arp_req_tpa,
arp_req_sha, arp_req_spa)
p = packet.Packet()
p.add_protocol(e)
utils.may_add_vlan(p, self.interface.vlan_id)
p.add_protocol(a)
p.serialize()
self._transmit(p.data)
