def setUpClassDevices(cls):
BridgeTools.delete_ns_all()
BridgeTools.create_veth_pair(cls.gtp_veth, cls.gtp_veth_ns)
BridgeTools.ifup_netdev(cls.gtp_veth, cls.gtp_pkt_dst + "/24")
BridgeTools.create_veth_pair(cls.sgi_veth, cls.sgi_veth1)
BridgeTools.create_ns_and_move_veth(cls.NS_NAME, cls.gtp_veth_ns,
cls.gtp_pkt_src + "/24")
BridgeTools.ifup_netdev(cls.sgi_veth, cls.sgi_veth_ip + "/24")
BridgeTools.ifup_netdev(cls.sgi_veth1)
cls.ebpf_man = ebpf_manager(cls.sgi_veth, cls.gtp_veth,
cls.sgi_veth_ip, True, UL_HANDLER)
cls.ebpf_man.detach_ul_ebpf()
cls.ebpf_man.attach_ul_ebpf()
time.sleep(2)
cls.sniffer = AsyncSniffer(
iface=cls.sgi_veth1,
store=False,
prn=cls.pkt_cap_fun,
)
cls.sniffer.start()
def setUpClassDevices(cls):
BridgeTools.delete_ns_all()
BridgeTools.create_veth_pair(cls.gtp_veth, cls.gtp_veth_ns)
BridgeTools.ifup_netdev(cls.gtp_veth, cls.gtp_pkt_dst + "/24")
BridgeTools.create_veth_pair(cls.sgi_veth, cls.sgi_veth1)
BridgeTools.create_ns_and_move_veth(cls.NS_NAME, cls.sgi_veth1, cls.inner_src_ip + "/24")
BridgeTools.ifup_netdev(cls.sgi_veth, cls.inner_dst_ip + "/24")
BridgeTools.ifup_netdev(cls.gtp_veth_ns, cls.gtp_pkt_src + "/24")
gw_ip = IPAddress(version=IPAddress.IPV4, address=socket.inet_aton(cls.sgi_veth_ip))
cls.ebpf_man = EbpfManager(cls.sgi_veth, cls.gtp_veth, gw_ip, bpf_ul_file=UL_HANDLER, bpf_dl_file=DL_HANDLER, bpf_header_path=BPF_HEADER_PATH)
cls.ebpf_man.detach_dl_ebpf()
cls.ebpf_man.attach_dl_ebpf()
cls.sniffer = AsyncSniffer(
iface='gtpu_sys_2152',
store=False,
prn=cls.pkt_cap_fun,
)
cls.sniffer.start()
def setUpClassDevices(cls):
BridgeTools.delete_ns_all()
BridgeTools.create_veth_pair(cls.gtp_veth, cls.gtp_veth_ns)
BridgeTools.ifup_netdev(cls.gtp_veth, cls.gtp_pkt_dst + "/24")
BridgeTools.create_veth_pair(cls.sgi_veth, cls.sgi_veth1)
BridgeTools.create_ns_and_move_veth(cls.NS_NAME, cls.sgi_veth1, cls.inner_src_ip + "/24")
BridgeTools.ifup_netdev(cls.sgi_veth, cls.inner_dst_ip + "/24")
BridgeTools.ifup_netdev(cls.gtp_veth_ns, cls.gtp_pkt_src + "/24")
cls.ebpf_man = ebpf_manager(cls.sgi_veth, cls.gtp_veth, cls.sgi_veth_ip, enabled=True, bpf_ul_file=UL_HANDLER, bpf_dl_file=DL_HANDLER)
cls.ebpf_man.detach_dl_ebpf()
cls.ebpf_man.attach_dl_ebpf()
cls.sniffer = AsyncSniffer(
iface='gtpu_sys_2152',
store=False,
prn=cls.pkt_cap_fun,
)
cls.sniffer.start()
