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selftests: netfilter: nft_flowtable.sh: shellcheck cleanups
no functional changes intended except that test will now SKIP in case kernel lacks bridge support and initial rule load failure provides nft version information. Signed-off-by: Florian Westphal <fw@strlen.de> Link: https://lore.kernel.org/r/20240423130604.7013-6-fw@strlen.de Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Florian Westphal
Jakub Kicinski
parent
f84ab63490
commit
a18f284574
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@ -37,17 +37,17 @@ cleanup() {
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rm -f "$nsin" "$ns1out" "$ns2out"
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[ $log_netns -eq 0 ] && sysctl -q net.netfilter.nf_log_all_netns=$log_netns
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[ "$log_netns" -eq 0 ] && sysctl -q net.netfilter.nf_log_all_netns="$log_netns"
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}
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trap cleanup EXIT
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sysctl -q net.netfilter.nf_log_all_netns=1
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ip link add veth0 netns $nsr1 type veth peer name eth0 netns $ns1
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ip link add veth1 netns $nsr1 type veth peer name veth0 netns $nsr2
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ip link add veth0 netns "$nsr1" type veth peer name eth0 netns "$ns1"
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ip link add veth1 netns "$nsr1" type veth peer name veth0 netns "$nsr2"
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ip link add veth1 netns $nsr2 type veth peer name eth0 netns $ns2
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ip link add veth1 netns "$nsr2" type veth peer name eth0 netns "$ns2"
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for dev in veth0 veth1; do
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ip -net "$nsr1" link set "$dev" up
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@ -90,13 +90,13 @@ do
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esac
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done
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if ! ip -net $nsr1 link set veth0 mtu $omtu; then
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if ! ip -net "$nsr1" link set veth0 mtu "$omtu"; then
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exit 1
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fi
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ip -net $ns1 link set eth0 mtu $omtu
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ip -net "$ns1" link set eth0 mtu "$omtu"
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if ! ip -net $nsr2 link set veth1 mtu $rmtu; then
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if ! ip -net "$nsr2" link set veth1 mtu "$rmtu"; then
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exit 1
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fi
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@ -108,7 +108,7 @@ if ! ip -net "$nsr2" link set veth0 mtu "$lmtu"; then
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exit 1
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fi
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ip -net $ns2 link set eth0 mtu $rmtu
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ip -net "$ns2" link set eth0 mtu "$rmtu"
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# transfer-net between nsr1 and nsr2.
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# these addresses are not used for connections.
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@ -119,35 +119,34 @@ ip -net "$nsr2" addr add 192.168.10.2/24 dev veth0
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ip -net "$nsr2" addr add fee1:2::2/64 dev veth0 nodad
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for i in 0 1; do
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ip netns exec $nsr1 sysctl net.ipv4.conf.veth$i.forwarding=1 > /dev/null
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ip netns exec $nsr2 sysctl net.ipv4.conf.veth$i.forwarding=1 > /dev/null
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ip netns exec "$nsr1" sysctl net.ipv4.conf.veth$i.forwarding=1 > /dev/null
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ip netns exec "$nsr2" sysctl net.ipv4.conf.veth$i.forwarding=1 > /dev/null
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done
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for ns in $ns1 $ns2;do
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ip -net $ns link set lo up
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ip -net $ns link set eth0 up
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for ns in "$ns1" "$ns2";do
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ip -net "$ns" link set eth0 up
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if ! ip netns exec $ns sysctl net.ipv4.tcp_no_metrics_save=1 > /dev/null; then
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if ! ip netns exec "$ns" sysctl net.ipv4.tcp_no_metrics_save=1 > /dev/null; then
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echo "ERROR: Check Originator/Responder values (problem during address addition)"
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exit 1
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fi
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# don't set ip DF bit for first two tests
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ip netns exec $ns sysctl net.ipv4.ip_no_pmtu_disc=1 > /dev/null
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ip netns exec "$ns" sysctl net.ipv4.ip_no_pmtu_disc=1 > /dev/null
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done
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ip -net $ns1 addr add 10.0.1.99/24 dev eth0
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ip -net $ns2 addr add 10.0.2.99/24 dev eth0
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ip -net $ns1 route add default via 10.0.1.1
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ip -net $ns2 route add default via 10.0.2.1
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ip -net $ns1 addr add dead:1::99/64 dev eth0 nodad
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ip -net $ns2 addr add dead:2::99/64 dev eth0 nodad
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ip -net $ns1 route add default via dead:1::1
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ip -net $ns2 route add default via dead:2::1
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ip -net "$ns1" addr add 10.0.1.99/24 dev eth0
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ip -net "$ns2" addr add 10.0.2.99/24 dev eth0
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ip -net "$ns1" route add default via 10.0.1.1
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ip -net "$ns2" route add default via 10.0.2.1
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ip -net "$ns1" addr add dead:1::99/64 dev eth0 nodad
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ip -net "$ns2" addr add dead:2::99/64 dev eth0 nodad
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ip -net "$ns1" route add default via dead:1::1
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ip -net "$ns2" route add default via dead:2::1
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ip -net $nsr1 route add default via 192.168.10.2
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ip -net $nsr2 route add default via 192.168.10.1
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ip -net "$nsr1" route add default via 192.168.10.2
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ip -net "$nsr2" route add default via 192.168.10.1
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ip netns exec $nsr1 nft -f - <<EOF
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ip netns exec "$nsr1" nft -f - <<EOF
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table inet filter {
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flowtable f1 {
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hook ingress priority 0
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@ -179,7 +178,7 @@ if [ $? -ne 0 ]; then
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exit $ksft_skip
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fi
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ip netns exec $ns2 nft -f - <<EOF
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ip netns exec "$ns2" nft -f - <<EOF
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table inet filter {
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counter ip4dscp0 { }
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counter ip4dscp3 { }
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@ -195,17 +194,18 @@ table inet filter {
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EOF
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if [ $? -ne 0 ]; then
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echo "SKIP: Could not load nft ruleset"
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echo -n "SKIP: Could not load ruleset: "
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nft --version
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exit $ksft_skip
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fi
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# test basic connectivity
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if ! ip netns exec $ns1 ping -c 1 -q 10.0.2.99 > /dev/null; then
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if ! ip netns exec "$ns1" ping -c 1 -q 10.0.2.99 > /dev/null; then
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echo "ERROR: $ns1 cannot reach ns2" 1>&2
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exit 1
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fi
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if ! ip netns exec $ns2 ping -c 1 -q 10.0.1.99 > /dev/null; then
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if ! ip netns exec "$ns2" ping -c 1 -q 10.0.1.99 > /dev/null; then
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echo "ERROR: $ns2 cannot reach $ns1" 1>&2
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exit 1
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fi
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@ -235,23 +235,27 @@ check_counters()
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local what=$1
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local ok=1
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local orig=$(ip netns exec $nsr1 nft reset counter inet filter routed_orig | grep packets)
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local repl=$(ip netns exec $nsr1 nft reset counter inet filter routed_repl | grep packets)
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local orig repl
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orig=$(ip netns exec "$nsr1" nft reset counter inet filter routed_orig | grep packets)
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repl=$(ip netns exec "$nsr1" nft reset counter inet filter routed_repl | grep packets)
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local orig_cnt=${orig#*bytes}
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local repl_cnt=${repl#*bytes}
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local fs=$(du -sb $nsin)
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local fs
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fs=$(du -sb "$nsin")
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local max_orig=${fs%%/*}
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local max_repl=$((max_orig/4))
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if [ $orig_cnt -gt $max_orig ];then
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# flowtable fastpath should bypass normal routing one, i.e. the counters in forward hook
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# should always be lower than the size of the transmitted file (max_orig).
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if [ "$orig_cnt" -gt "$max_orig" ];then
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echo "FAIL: $what: original counter $orig_cnt exceeds expected value $max_orig" 1>&2
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ret=1
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ok=0
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fi
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if [ $repl_cnt -gt $max_repl ];then
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if [ "$repl_cnt" -gt $max_repl ];then
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echo "FAIL: $what: reply counter $repl_cnt exceeds expected value $max_repl" 1>&2
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ret=1
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ok=0
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@ -267,39 +271,40 @@ check_dscp()
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local what=$1
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local ok=1
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local counter=$(ip netns exec $ns2 nft reset counter inet filter ip4dscp3 | grep packets)
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local counter
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counter=$(ip netns exec "$ns2" nft reset counter inet filter ip4dscp3 | grep packets)
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local pc4=${counter%*bytes*}
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local pc4=${pc4#*packets}
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local counter=$(ip netns exec $ns2 nft reset counter inet filter ip4dscp0 | grep packets)
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counter=$(ip netns exec "$ns2" nft reset counter inet filter ip4dscp0 | grep packets)
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local pc4z=${counter%*bytes*}
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local pc4z=${pc4z#*packets}
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case "$what" in
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"dscp_none")
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if [ $pc4 -gt 0 ] || [ $pc4z -eq 0 ]; then
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if [ "$pc4" -gt 0 ] || [ "$pc4z" -eq 0 ]; then
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echo "FAIL: dscp counters do not match, expected dscp3 == 0, dscp0 > 0, but got $pc4,$pc4z" 1>&2
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ret=1
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ok=0
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fi
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;;
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"dscp_fwd")
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if [ $pc4 -eq 0 ] || [ $pc4z -eq 0 ]; then
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if [ "$pc4" -eq 0 ] || [ "$pc4z" -eq 0 ]; then
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echo "FAIL: dscp counters do not match, expected dscp3 and dscp0 > 0 but got $pc4,$pc4z" 1>&2
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ret=1
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ok=0
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fi
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;;
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"dscp_ingress")
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if [ $pc4 -eq 0 ] || [ $pc4z -gt 0 ]; then
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if [ "$pc4" -eq 0 ] || [ "$pc4z" -gt 0 ]; then
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echo "FAIL: dscp counters do not match, expected dscp3 > 0, dscp0 == 0 but got $pc4,$pc4z" 1>&2
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ret=1
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ok=0
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fi
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;;
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"dscp_egress")
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if [ $pc4 -eq 0 ] || [ $pc4z -gt 0 ]; then
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if [ "$pc4" -eq 0 ] || [ "$pc4z" -gt 0 ]; then
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echo "FAIL: dscp counters do not match, expected dscp3 > 0, dscp0 == 0 but got $pc4,$pc4z" 1>&2
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ret=1
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ok=0
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@ -311,7 +316,7 @@ check_dscp()
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ok=0
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esac
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if [ $ok -eq 1 ] ;then
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if [ "$ok" -eq 1 ] ;then
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echo "PASS: $what: dscp packet counters match"
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fi
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}
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@ -356,10 +361,12 @@ test_tcp_forwarding_ip()
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if ! check_transfer "$nsin" "$ns2out" "ns1 -> ns2"; then
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lret=1
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ret=1
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fi
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if ! check_transfer "$nsin" "$ns1out" "ns1 <- ns2"; then
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lret=1
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ret=1
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fi
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return $lret
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@ -376,7 +383,7 @@ test_tcp_forwarding_set_dscp()
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{
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check_dscp "dscp_none"
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ip netns exec $nsr1 nft -f - <<EOF
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ip netns exec "$nsr1" nft -f - <<EOF
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table netdev dscpmangle {
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chain setdscp0 {
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type filter hook ingress device "veth0" priority 0; policy accept
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@ -388,12 +395,12 @@ if [ $? -eq 0 ]; then
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test_tcp_forwarding_ip "$1" "$2" 10.0.2.99 12345
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check_dscp "dscp_ingress"
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ip netns exec $nsr1 nft delete table netdev dscpmangle
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ip netns exec "$nsr1" nft delete table netdev dscpmangle
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else
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echo "SKIP: Could not load netdev:ingress for veth0"
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fi
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ip netns exec $nsr1 nft -f - <<EOF
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ip netns exec "$nsr1" nft -f - <<EOF
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table netdev dscpmangle {
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chain setdscp0 {
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type filter hook egress device "veth1" priority 0; policy accept
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@ -405,14 +412,14 @@ if [ $? -eq 0 ]; then
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test_tcp_forwarding_ip "$1" "$2" 10.0.2.99 12345
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check_dscp "dscp_egress"
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ip netns exec $nsr1 nft flush table netdev dscpmangle
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ip netns exec "$nsr1" nft flush table netdev dscpmangle
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else
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echo "SKIP: Could not load netdev:egress for veth1"
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fi
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# partial. If flowtable really works, then both dscp-is-0 and dscp-is-cs3
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# counters should have seen packets (before and after ft offload kicks in).
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ip netns exec $nsr1 nft -a insert rule inet filter forward ip dscp set cs3
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ip netns exec "$nsr1" nft -a insert rule inet filter forward ip dscp set cs3
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test_tcp_forwarding_ip "$1" "$2" 10.0.2.99 12345
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check_dscp "dscp_fwd"
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}
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@ -428,8 +435,8 @@ test_tcp_forwarding_nat()
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pmtu=$3
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what=$4
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if [ $lret -eq 0 ] ; then
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if [ $pmtu -eq 1 ] ;then
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if [ "$lret" -eq 0 ] ; then
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if [ "$pmtu" -eq 1 ] ;then
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check_counters "flow offload for ns1/ns2 with masquerade and pmtu discovery $what"
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else
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echo "PASS: flow offload for ns1/ns2 with masquerade $what"
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@ -437,9 +444,9 @@ test_tcp_forwarding_nat()
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test_tcp_forwarding_ip "$1" "$2" 10.6.6.6 1666
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lret=$?
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if [ $pmtu -eq 1 ] ;then
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if [ "$pmtu" -eq 1 ] ;then
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check_counters "flow offload for ns1/ns2 with dnat and pmtu discovery $what"
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elif [ $lret -eq 0 ] ; then
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elif [ "$lret" -eq 0 ] ; then
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echo "PASS: flow offload for ns1/ns2 with dnat $what"
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fi
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fi
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@ -454,25 +461,25 @@ make_file "$nsin"
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# Due to MTU mismatch in both directions, all packets (except small packets like pure
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# acks) have to be handled by normal forwarding path. Therefore, packet counters
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# are not checked.
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if test_tcp_forwarding $ns1 $ns2; then
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if test_tcp_forwarding "$ns1" "$ns2"; then
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echo "PASS: flow offloaded for ns1/ns2"
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else
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echo "FAIL: flow offload for ns1/ns2:" 1>&2
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ip netns exec $nsr1 nft list ruleset
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ip netns exec "$nsr1" nft list ruleset
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ret=1
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fi
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# delete default route, i.e. ns2 won't be able to reach ns1 and
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# will depend on ns1 being masqueraded in nsr1.
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# expect ns1 has nsr1 address.
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ip -net $ns2 route del default via 10.0.2.1
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ip -net $ns2 route del default via dead:2::1
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ip -net $ns2 route add 192.168.10.1 via 10.0.2.1
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ip -net "$ns2" route del default via 10.0.2.1
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ip -net "$ns2" route del default via dead:2::1
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ip -net "$ns2" route add 192.168.10.1 via 10.0.2.1
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# Second test:
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# Same, but with NAT enabled. Same as in first test: we expect normal forward path
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# to handle most packets.
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ip netns exec $nsr1 nft -f - <<EOF
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ip netns exec "$nsr1" nft -f - <<EOF
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table ip nat {
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chain prerouting {
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type nat hook prerouting priority 0; policy accept;
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@ -486,14 +493,14 @@ table ip nat {
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}
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EOF
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if ! test_tcp_forwarding_set_dscp $ns1 $ns2 0 ""; then
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if ! test_tcp_forwarding_set_dscp "$ns1" "$ns2" 0 ""; then
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echo "FAIL: flow offload for ns1/ns2 with dscp update" 1>&2
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exit 0
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fi
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if ! test_tcp_forwarding_nat $ns1 $ns2 0 ""; then
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if ! test_tcp_forwarding_nat "$ns1" "$ns2" 0 ""; then
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echo "FAIL: flow offload for ns1/ns2 with NAT" 1>&2
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ip netns exec $nsr1 nft list ruleset
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ip netns exec "$nsr1" nft list ruleset
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ret=1
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fi
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@ -501,35 +508,40 @@ fi
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# Same as second test, but with PMTU discovery enabled. This
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# means that we expect the fastpath to handle packets as soon
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# as the endpoints adjust the packet size.
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ip netns exec $ns1 sysctl net.ipv4.ip_no_pmtu_disc=0 > /dev/null
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ip netns exec $ns2 sysctl net.ipv4.ip_no_pmtu_disc=0 > /dev/null
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ip netns exec "$ns1" sysctl net.ipv4.ip_no_pmtu_disc=0 > /dev/null
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ip netns exec "$ns2" sysctl net.ipv4.ip_no_pmtu_disc=0 > /dev/null
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# reset counters.
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# With pmtu in-place we'll also check that nft counters
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# are lower than file size and packets were forwarded via flowtable layer.
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# For earlier tests (large mtus), packets cannot be handled via flowtable
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# (except pure acks and other small packets).
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ip netns exec $nsr1 nft reset counters table inet filter >/dev/null
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ip netns exec "$nsr1" nft reset counters table inet filter >/dev/null
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if ! test_tcp_forwarding_nat $ns1 $ns2 1 ""; then
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if ! test_tcp_forwarding_nat "$ns1" "$ns2" 1 ""; then
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echo "FAIL: flow offload for ns1/ns2 with NAT and pmtu discovery" 1>&2
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ip netns exec $nsr1 nft list ruleset
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ip netns exec "$nsr1" nft list ruleset
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fi
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# Another test:
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# Add bridge interface br0 to Router1, with NAT enabled.
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ip -net $nsr1 link add name br0 type bridge
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ip -net $nsr1 addr flush dev veth0
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ip -net $nsr1 link set up dev veth0
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ip -net $nsr1 link set veth0 master br0
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ip -net $nsr1 addr add 10.0.1.1/24 dev br0
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ip -net $nsr1 addr add dead:1::1/64 dev br0 nodad
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ip -net $nsr1 link set up dev br0
|
||||
test_bridge() {
|
||||
if ! ip -net "$nsr1" link add name br0 type bridge 2>/dev/null;then
|
||||
echo "SKIP: could not add bridge br0"
|
||||
[ "$ret" -eq 0 ] && ret=$ksft_skip
|
||||
return
|
||||
fi
|
||||
ip -net "$nsr1" addr flush dev veth0
|
||||
ip -net "$nsr1" link set up dev veth0
|
||||
ip -net "$nsr1" link set veth0 master br0
|
||||
ip -net "$nsr1" addr add 10.0.1.1/24 dev br0
|
||||
ip -net "$nsr1" addr add dead:1::1/64 dev br0 nodad
|
||||
ip -net "$nsr1" link set up dev br0
|
||||
|
||||
ip netns exec $nsr1 sysctl net.ipv4.conf.br0.forwarding=1 > /dev/null
|
||||
ip netns exec "$nsr1" sysctl net.ipv4.conf.br0.forwarding=1 > /dev/null
|
||||
|
||||
# br0 with NAT enabled.
|
||||
ip netns exec $nsr1 nft -f - <<EOF
|
||||
ip netns exec "$nsr1" nft -f - <<EOF
|
||||
flush table ip nat
|
||||
table ip nat {
|
||||
chain prerouting {
|
||||
|
|
@ -544,56 +556,59 @@ table ip nat {
|
|||
}
|
||||
EOF
|
||||
|
||||
if ! test_tcp_forwarding_nat $ns1 $ns2 1 "on bridge"; then
|
||||
if ! test_tcp_forwarding_nat "$ns1" "$ns2" 1 "on bridge"; then
|
||||
echo "FAIL: flow offload for ns1/ns2 with bridge NAT" 1>&2
|
||||
ip netns exec $nsr1 nft list ruleset
|
||||
ip netns exec "$nsr1" nft list ruleset
|
||||
ret=1
|
||||
fi
|
||||
|
||||
|
||||
# Another test:
|
||||
# Add bridge interface br0 to Router1, with NAT and VLAN.
|
||||
ip -net $nsr1 link set veth0 nomaster
|
||||
ip -net $nsr1 link set down dev veth0
|
||||
ip -net $nsr1 link add link veth0 name veth0.10 type vlan id 10
|
||||
ip -net $nsr1 link set up dev veth0
|
||||
ip -net $nsr1 link set up dev veth0.10
|
||||
ip -net $nsr1 link set veth0.10 master br0
|
||||
ip -net "$nsr1" link set veth0 nomaster
|
||||
ip -net "$nsr1" link set down dev veth0
|
||||
ip -net "$nsr1" link add link veth0 name veth0.10 type vlan id 10
|
||||
ip -net "$nsr1" link set up dev veth0
|
||||
ip -net "$nsr1" link set up dev veth0.10
|
||||
ip -net "$nsr1" link set veth0.10 master br0
|
||||
|
||||
ip -net $ns1 addr flush dev eth0
|
||||
ip -net $ns1 link add link eth0 name eth0.10 type vlan id 10
|
||||
ip -net $ns1 link set eth0 up
|
||||
ip -net $ns1 link set eth0.10 up
|
||||
ip -net $ns1 addr add 10.0.1.99/24 dev eth0.10
|
||||
ip -net $ns1 route add default via 10.0.1.1
|
||||
ip -net $ns1 addr add dead:1::99/64 dev eth0.10 nodad
|
||||
ip -net "$ns1" addr flush dev eth0
|
||||
ip -net "$ns1" link add link eth0 name eth0.10 type vlan id 10
|
||||
ip -net "$ns1" link set eth0 up
|
||||
ip -net "$ns1" link set eth0.10 up
|
||||
ip -net "$ns1" addr add 10.0.1.99/24 dev eth0.10
|
||||
ip -net "$ns1" route add default via 10.0.1.1
|
||||
ip -net "$ns1" addr add dead:1::99/64 dev eth0.10 nodad
|
||||
|
||||
if ! test_tcp_forwarding_nat $ns1 $ns2 1 "bridge and VLAN"; then
|
||||
if ! test_tcp_forwarding_nat "$ns1" "$ns2" 1 "bridge and VLAN"; then
|
||||
echo "FAIL: flow offload for ns1/ns2 with bridge NAT and VLAN" 1>&2
|
||||
ip netns exec $nsr1 nft list ruleset
|
||||
ip netns exec "$nsr1" nft list ruleset
|
||||
ret=1
|
||||
fi
|
||||
|
||||
# restore test topology (remove bridge and VLAN)
|
||||
ip -net $nsr1 link set veth0 nomaster
|
||||
ip -net $nsr1 link set veth0 down
|
||||
ip -net $nsr1 link set veth0.10 down
|
||||
ip -net $nsr1 link delete veth0.10 type vlan
|
||||
ip -net $nsr1 link delete br0 type bridge
|
||||
ip -net $ns1 addr flush dev eth0.10
|
||||
ip -net $ns1 link set eth0.10 down
|
||||
ip -net $ns1 link set eth0 down
|
||||
ip -net $ns1 link delete eth0.10 type vlan
|
||||
ip -net "$nsr1" link set veth0 nomaster
|
||||
ip -net "$nsr1" link set veth0 down
|
||||
ip -net "$nsr1" link set veth0.10 down
|
||||
ip -net "$nsr1" link delete veth0.10 type vlan
|
||||
ip -net "$nsr1" link delete br0 type bridge
|
||||
ip -net "$ns1" addr flush dev eth0.10
|
||||
ip -net "$ns1" link set eth0.10 down
|
||||
ip -net "$ns1" link set eth0 down
|
||||
ip -net "$ns1" link delete eth0.10 type vlan
|
||||
|
||||
# restore address in ns1 and nsr1
|
||||
ip -net $ns1 link set eth0 up
|
||||
ip -net $ns1 addr add 10.0.1.99/24 dev eth0
|
||||
ip -net $ns1 route add default via 10.0.1.1
|
||||
ip -net $ns1 addr add dead:1::99/64 dev eth0 nodad
|
||||
ip -net $ns1 route add default via dead:1::1
|
||||
ip -net $nsr1 addr add 10.0.1.1/24 dev veth0
|
||||
ip -net $nsr1 addr add dead:1::1/64 dev veth0 nodad
|
||||
ip -net $nsr1 link set up dev veth0
|
||||
ip -net "$ns1" link set eth0 up
|
||||
ip -net "$ns1" addr add 10.0.1.99/24 dev eth0
|
||||
ip -net "$ns1" route add default via 10.0.1.1
|
||||
ip -net "$ns1" addr add dead:1::99/64 dev eth0 nodad
|
||||
ip -net "$ns1" route add default via dead:1::1
|
||||
ip -net "$nsr1" addr add 10.0.1.1/24 dev veth0
|
||||
ip -net "$nsr1" addr add dead:1::1/64 dev veth0 nodad
|
||||
ip -net "$nsr1" link set up dev veth0
|
||||
}
|
||||
|
||||
test_bridge
|
||||
|
||||
KEY_SHA="0x"$(ps -af | sha1sum | cut -d " " -f 1)
|
||||
KEY_AES="0x"$(ps -af | md5sum | cut -d " " -f 1)
|
||||
|
|
@ -613,25 +628,25 @@ do_esp() {
|
|||
local spi_out=$6
|
||||
local spi_in=$7
|
||||
|
||||
ip -net $ns xfrm state add src $remote dst $me proto esp spi $spi_in enc aes $KEY_AES auth sha1 $KEY_SHA mode tunnel sel src $rnet dst $lnet
|
||||
ip -net $ns xfrm state add src $me dst $remote proto esp spi $spi_out enc aes $KEY_AES auth sha1 $KEY_SHA mode tunnel sel src $lnet dst $rnet
|
||||
ip -net "$ns" xfrm state add src "$remote" dst "$me" proto esp spi "$spi_in" enc aes "$KEY_AES" auth sha1 "$KEY_SHA" mode tunnel sel src "$rnet" dst "$lnet"
|
||||
ip -net "$ns" xfrm state add src "$me" dst "$remote" proto esp spi "$spi_out" enc aes "$KEY_AES" auth sha1 "$KEY_SHA" mode tunnel sel src "$lnet" dst "$rnet"
|
||||
|
||||
# to encrypt packets as they go out (includes forwarded packets that need encapsulation)
|
||||
ip -net $ns xfrm policy add src $lnet dst $rnet dir out tmpl src $me dst $remote proto esp mode tunnel priority 1 action allow
|
||||
ip -net "$ns" xfrm policy add src "$lnet" dst "$rnet" dir out tmpl src "$me" dst "$remote" proto esp mode tunnel priority 1 action allow
|
||||
# to fwd decrypted packets after esp processing:
|
||||
ip -net $ns xfrm policy add src $rnet dst $lnet dir fwd tmpl src $remote dst $me proto esp mode tunnel priority 1 action allow
|
||||
ip -net "$ns" xfrm policy add src "$rnet" dst "$lnet" dir fwd tmpl src "$remote" dst "$me" proto esp mode tunnel priority 1 action allow
|
||||
}
|
||||
|
||||
do_esp $nsr1 192.168.10.1 192.168.10.2 10.0.1.0/24 10.0.2.0/24 $SPI1 $SPI2
|
||||
do_esp "$nsr1" 192.168.10.1 192.168.10.2 10.0.1.0/24 10.0.2.0/24 "$SPI1" "$SPI2"
|
||||
|
||||
do_esp $nsr2 192.168.10.2 192.168.10.1 10.0.2.0/24 10.0.1.0/24 $SPI2 $SPI1
|
||||
do_esp "$nsr2" 192.168.10.2 192.168.10.1 10.0.2.0/24 10.0.1.0/24 "$SPI2" "$SPI1"
|
||||
|
||||
ip netns exec $nsr1 nft delete table ip nat
|
||||
ip netns exec "$nsr1" nft delete table ip nat
|
||||
|
||||
# restore default routes
|
||||
ip -net $ns2 route del 192.168.10.1 via 10.0.2.1
|
||||
ip -net $ns2 route add default via 10.0.2.1
|
||||
ip -net $ns2 route add default via dead:2::1
|
||||
ip -net "$ns2" route del 192.168.10.1 via 10.0.2.1
|
||||
ip -net "$ns2" route add default via 10.0.2.1
|
||||
ip -net "$ns2" route add default via dead:2::1
|
||||
|
||||
if test_tcp_forwarding "$ns1" "$ns2"; then
|
||||
check_counters "ipsec tunnel mode for ns1/ns2"
|
||||
|
|
@ -641,7 +656,7 @@ else
|
|||
ip netns exec "$nsr1" cat /proc/net/xfrm_stat 1>&2
|
||||
fi
|
||||
|
||||
if [ x"$1" = x ]; then
|
||||
if [ "$1" = "" ]; then
|
||||
low=1280
|
||||
mtu=$((65536 - low))
|
||||
o=$(((RANDOM%mtu) + low))
|
||||
|
|
|
|||
Loading…
Reference in New Issue
Block a user