Lines Matching full:ip
18 # IP*_1 <=> IP*_2 <=> IP*_3 <=> IP*_4 (the top route)
21 # NS1/NS2 are configured to route packets to IPv*_GRE via IP*_8
27 # from IP*_SRC to IP*_DST can work is via IPv*_GRE
30 # that encaps the packets with an IP/GRE header to route to IPv*_GRE
36 # that encaps the packets with an IP/GRE header to route to IPv*_GRE
111 ip netns add "${NS1}"
112 ip netns add "${NS2}"
113 ip netns add "${NS3}"
116 ip netns exec ${NS1} sysctl -wq net.ipv4.conf.all.rp_filter=0
117 ip netns exec ${NS2} sysctl -wq net.ipv4.conf.all.rp_filter=0
118 ip netns exec ${NS3} sysctl -wq net.ipv4.conf.all.rp_filter=0
119 ip netns exec ${NS1} sysctl -wq net.ipv4.conf.default.rp_filter=0
120 ip netns exec ${NS2} sysctl -wq net.ipv4.conf.default.rp_filter=0
121 ip netns exec ${NS3} sysctl -wq net.ipv4.conf.default.rp_filter=0
123 ip link add veth1 type veth peer name veth2
124 ip link add veth3 type veth peer name veth4
125 ip link add veth5 type veth peer name veth6
126 ip link add veth7 type veth peer name veth8
128 ip netns exec ${NS2} sysctl -wq net.ipv4.ip_forward=1
129 ip netns exec ${NS2} sysctl -wq net.ipv6.conf.all.forwarding=1
131 ip link set veth1 netns ${NS1}
132 ip link set veth2 netns ${NS2}
133 ip link set veth3 netns ${NS2}
134 ip link set veth4 netns ${NS3}
135 ip link set veth5 netns ${NS1}
136 ip link set veth6 netns ${NS2}
137 ip link set veth7 netns ${NS2}
138 ip link set veth8 netns ${NS3}
141 ip -netns ${NS1} link add red type vrf table 1001
142 ip -netns ${NS1} link set red up
143 ip -netns ${NS1} route add table 1001 unreachable default metric 8192
144 ip -netns ${NS1} -6 route add table 1001 unreachable default metric 8192
145 ip -netns ${NS1} link set veth1 vrf red
146 ip -netns ${NS1} link set veth5 vrf red
148 ip -netns ${NS2} link add red type vrf table 1001
149 ip -netns ${NS2} link set red up
150 ip -netns ${NS2} route add table 1001 unreachable default metric 8192
151 ip -netns ${NS2} -6 route add table 1001 unreachable default metric 8192
152 ip -netns ${NS2} link set veth2 vrf red
153 ip -netns ${NS2} link set veth3 vrf red
154 ip -netns ${NS2} link set veth6 vrf red
155 ip -netns ${NS2} link set veth7 vrf red
159 ip -netns ${NS1} addr add ${IPv4_1}/24 dev veth1
160 ip -netns ${NS2} addr add ${IPv4_2}/24 dev veth2
161 ip -netns ${NS2} addr add ${IPv4_3}/24 dev veth3
162 ip -netns ${NS3} addr add ${IPv4_4}/24 dev veth4
163 ip -netns ${NS1} -6 addr add ${IPv6_1}/128 nodad dev veth1
164 ip -netns ${NS2} -6 addr add ${IPv6_2}/128 nodad dev veth2
165 ip -netns ${NS2} -6 addr add ${IPv6_3}/128 nodad dev veth3
166 ip -netns ${NS3} -6 addr add ${IPv6_4}/128 nodad dev veth4
169 ip -netns ${NS1} addr add ${IPv4_5}/24 dev veth5
170 ip -netns ${NS2} addr add ${IPv4_6}/24 dev veth6
171 ip -netns ${NS2} addr add ${IPv4_7}/24 dev veth7
172 ip -netns ${NS3} addr add ${IPv4_8}/24 dev veth8
173 ip -netns ${NS1} -6 addr add ${IPv6_5}/128 nodad dev veth5
174 ip -netns ${NS2} -6 addr add ${IPv6_6}/128 nodad dev veth6
175 ip -netns ${NS2} -6 addr add ${IPv6_7}/128 nodad dev veth7
176 ip -netns ${NS3} -6 addr add ${IPv6_8}/128 nodad dev veth8
178 ip -netns ${NS1} link set dev veth1 up
179 ip -netns ${NS2} link set dev veth2 up
180 ip -netns ${NS2} link set dev veth3 up
181 ip -netns ${NS3} link set dev veth4 up
182 ip -netns ${NS1} link set dev veth5 up
183 ip -netns ${NS2} link set dev veth6 up
184 ip -netns ${NS2} link set dev veth7 up
185 ip -netns ${NS3} link set dev veth8 up
187 # configure routes: IP*_SRC -> veth1/IP*_2 (= top route) default;
192 ip -netns ${NS1} route add ${IPv4_2}/32 dev veth1 ${VRF}
193 ip -netns ${NS1} route add default dev veth1 via ${IPv4_2} ${VRF} # go top by default
194 ip -netns ${NS1} -6 route add ${IPv6_2}/128 dev veth1 ${VRF}
195 ip -netns ${NS1} -6 route add default dev veth1 via ${IPv6_2} ${VRF} # go top by default
197 ip -netns ${NS1} route add ${IPv4_6}/32 dev veth5 ${VRF}
198 ip -netns ${NS1} route add ${IPv4_7}/32 dev veth5 via ${IPv4_6} ${VRF}
199 ip -netns ${NS1} route add ${IPv4_8}/32 dev veth5 via ${IPv4_6} ${VRF}
200 ip -netns ${NS1} -6 route add ${IPv6_6}/128 dev veth5 ${VRF}
201 ip -netns ${NS1} -6 route add ${IPv6_7}/128 dev veth5 via ${IPv6_6} ${VRF}
202 ip -netns ${NS1} -6 route add ${IPv6_8}/128 dev veth5 via ${IPv6_6} ${VRF}
206 ip -netns ${NS2} route add ${IPv4_1}/32 dev veth2 ${VRF}
207 ip -netns ${NS2} route add ${IPv4_4}/32 dev veth3 ${VRF}
208 ip -netns ${NS2} -6 route add ${IPv6_1}/128 dev veth2 ${VRF}
209 ip -netns ${NS2} -6 route add ${IPv6_4}/128 dev veth3 ${VRF}
211 ip -netns ${NS2} route add ${IPv4_5}/32 dev veth6 ${VRF}
212 ip -netns ${NS2} route add ${IPv4_8}/32 dev veth7 ${VRF}
213 ip -netns ${NS2} -6 route add ${IPv6_5}/128 dev veth6 ${VRF}
214 ip -netns ${NS2} -6 route add ${IPv6_8}/128 dev veth7 ${VRF}
218 ip -netns ${NS3} route add ${IPv4_3}/32 dev veth4
219 ip -netns ${NS3} route add ${IPv4_1}/32 dev veth4 via ${IPv4_3}
220 ip -netns ${NS3} route add ${IPv4_2}/32 dev veth4 via ${IPv4_3}
221 ip -netns ${NS3} -6 route add ${IPv6_3}/128 dev veth4
222 ip -netns ${NS3} -6 route add ${IPv6_1}/128 dev veth4 via ${IPv6_3}
223 ip -netns ${NS3} -6 route add ${IPv6_2}/128 dev veth4 via ${IPv6_3}
225 ip -netns ${NS3} route add ${IPv4_7}/32 dev veth8
226 ip -netns ${NS3} route add ${IPv4_5}/32 dev veth8 via ${IPv4_7}
227 ip -netns ${NS3} route add ${IPv4_6}/32 dev veth8 via ${IPv4_7}
228 ip -netns ${NS3} -6 route add ${IPv6_7}/128 dev veth8
229 ip -netns ${NS3} -6 route add ${IPv6_5}/128 dev veth8 via ${IPv6_7}
230 ip -netns ${NS3} -6 route add ${IPv6_6}/128 dev veth8 via ${IPv6_7}
233 ip -netns ${NS3} tunnel add gre_dev mode gre remote ${IPv4_1} local ${IPv4_GRE} ttl 255
234 ip -netns ${NS3} link set gre_dev up
235 ip -netns ${NS3} addr add ${IPv4_GRE} dev gre_dev
236 ip -netns ${NS1} route add ${IPv4_GRE}/32 dev veth5 via ${IPv4_6} ${VRF}
237 ip -netns ${NS2} route add ${IPv4_GRE}/32 dev veth7 via ${IPv4_8} ${VRF}
241 ip -netns ${NS3} -6 tunnel add name gre6_dev mode ip6gre remote ${IPv6_1} local ${IPv6_GRE} ttl 255
242 ip -netns ${NS3} link set gre6_dev up
243 ip -netns ${NS3} -6 addr add ${IPv6_GRE} nodad dev gre6_dev
244 ip -netns ${NS1} -6 route add ${IPv6_GRE}/128 dev veth5 via ${IPv6_6} ${VRF}
245 ip -netns ${NS2} -6 route add ${IPv6_GRE}/128 dev veth7 via ${IPv6_8} ${VRF}
259 ip netns del ${NS1} 2> /dev/null
260 ip netns del ${NS2} 2> /dev/null
261 ip netns del ${NS3} 2> /dev/null
268 ip -netns ${NS1} route del ${IPv4_GRE} dev veth5 ${VRF}
269 ip -netns ${NS2} route del ${IPv4_GRE} dev veth7 ${VRF}
270 ip -netns ${NS1} -6 route del ${IPv6_GRE}/128 dev veth5 ${VRF}
271 ip -netns ${NS2} -6 route del ${IPv6_GRE}/128 dev veth7 ${VRF}
276 ip -netns ${NS1} route add unreachable ${IPv4_GRE}/32 ${VRF}
277 ip -netns ${NS2} route add unreachable ${IPv4_GRE}/32 ${VRF}
278 ip -netns ${NS1} -6 route add unreachable ${IPv6_GRE}/128 ${VRF}
279 ip -netns ${NS2} -6 route add unreachable ${IPv6_GRE}/128 ${VRF}
289 ip netns exec ${NS1} ping -c 1 -W 1 -I veth1 ${IPv4_DST} 2>&1 > /dev/null
292 ip netns exec ${NS1} ping6 -c 1 -W 6 -I veth1 ${IPv6_DST} 2>&1 > /dev/null
323 ip netns exec ${NS3} bash -c \
327 ip netns exec ${NS3} bash -c \
337 ip netns exec ${NS1} bash -c \
360 ip -netns ${NS2} route del ${IPv4_DST}/32 dev veth3 ${VRF}
361 ip -netns ${NS2} -6 route del ${IPv6_DST}/128 dev veth3 ${VRF}
367 ip -netns ${NS1} route add ${IPv4_DST} encap bpf xmit obj \
369 ip -netns ${NS1} -6 route add ${IPv6_DST} encap bpf xmit obj \
372 ip -netns ${NS1} route add ${IPv4_DST} encap bpf xmit obj \
374 ip -netns ${NS1} -6 route add ${IPv6_DST} encap bpf xmit obj \
384 # source IP/device, which is easy to do with ping and hard with dd/nc.
418 ip -netns ${NS2} route del ${IPv4_DST}/32 dev veth3 ${VRF}
419 ip -netns ${NS2} -6 route del ${IPv6_DST}/128 dev veth3 ${VRF}
425 ip -netns ${NS2} route add ${IPv4_DST} encap bpf in obj \
427 ip -netns ${NS2} -6 route add ${IPv6_DST} encap bpf in obj \
430 ip -netns ${NS2} route add ${IPv4_DST} encap bpf in obj \
432 ip -netns ${NS2} -6 route add ${IPv6_DST} encap bpf in obj \