diff options
Diffstat (limited to 'tools/testing/selftests/net/netfilter/conntrack_ipip_mtu.sh')
| -rwxr-xr-x | tools/testing/selftests/net/netfilter/conntrack_ipip_mtu.sh | 74 |
1 files changed, 37 insertions, 37 deletions
diff --git a/tools/testing/selftests/net/netfilter/conntrack_ipip_mtu.sh b/tools/testing/selftests/net/netfilter/conntrack_ipip_mtu.sh index ac0dff0f80d7..9832a5d0198a 100755 --- a/tools/testing/selftests/net/netfilter/conntrack_ipip_mtu.sh +++ b/tools/testing/selftests/net/netfilter/conntrack_ipip_mtu.sh @@ -31,7 +31,7 @@ setup_ns r_a r_b r_w c_a c_b cleanup() { cleanup_all_ns - rm -f ${rx} + rm -f "$rx" } trap cleanup EXIT @@ -46,20 +46,20 @@ listener_ready() test_path() { msg="$1" - ip netns exec ${c_b} socat -t 3 - udp4-listen:5000,reuseaddr > ${rx} < /dev/null & + ip netns exec "$c_b" socat -t 3 - udp4-listen:5000,reuseaddr > "$rx" < /dev/null & busywait $BUSYWAIT_TIMEOUT listener_ready "$c_b" 5000 for i in 1 2 3; do head -c1400 /dev/zero | tr "\000" "a" | \ - ip netns exec ${c_a} socat -t 1 -u STDIN UDP:192.168.20.2:5000 + ip netns exec "$c_a" socat -t 1 -u STDIN UDP:192.168.20.2:5000 done wait - bytes=$(wc -c < ${rx}) + bytes=$(wc -c < "$rx") - if [ $bytes -eq 1400 ];then + if [ "$bytes" -eq 1400 ];then echo "OK: PMTU $msg connection tracking" else echo "FAIL: PMTU $msg connection tracking: got $bytes, expected 1400" @@ -78,24 +78,24 @@ test_path() { # 10.4.4.1 via 10.2.2.254 (Router B via Wanrouter) # No iptables rules at all. -ip link add veth0 netns ${r_a} type veth peer name veth0 netns ${r_w} -ip link add veth1 netns ${r_a} type veth peer name veth0 netns ${c_a} +ip link add veth0 netns "$r_a" type veth peer name veth0 netns "$r_w" +ip link add veth1 netns "$r_a" type veth peer name veth0 netns "$c_a" l_addr="10.2.2.1" r_addr="10.4.4.1" -ip netns exec ${r_a} ip link add ipip0 type ipip local ${l_addr} remote ${r_addr} mode ipip || exit $ksft_skip +ip netns exec "$r_a" ip link add ipip0 type ipip local "$l_addr" remote "$r_addr" mode ipip || exit $ksft_skip for dev in lo veth0 veth1 ipip0; do - ip -net ${r_a} link set $dev up + ip -net "$r_a" link set "$dev" up done -ip -net ${r_a} addr add 10.2.2.1/24 dev veth0 -ip -net ${r_a} addr add 192.168.10.1/24 dev veth1 +ip -net "$r_a" addr add 10.2.2.1/24 dev veth0 +ip -net "$r_a" addr add 192.168.10.1/24 dev veth1 -ip -net ${r_a} route add 192.168.20.0/24 dev ipip0 -ip -net ${r_a} route add 10.4.4.0/24 via 10.2.2.254 +ip -net "$r_a" route add 192.168.20.0/24 dev ipip0 +ip -net "$r_a" route add 10.4.4.0/24 via 10.2.2.254 -ip netns exec ${r_a} sysctl -q net.ipv4.conf.all.forwarding=1 > /dev/null +ip netns exec "$r_a" sysctl -q net.ipv4.conf.all.forwarding=1 > /dev/null # Detailed setup for Router B # --------------------------- @@ -108,46 +108,46 @@ ip netns exec ${r_a} sysctl -q net.ipv4.conf.all.forwarding=1 > /dev/null # 10.2.2.1 via 10.4.4.254 (Router A via Wanrouter) # No iptables rules at all. -ip link add veth0 netns ${r_b} type veth peer name veth1 netns ${r_w} -ip link add veth1 netns ${r_b} type veth peer name veth0 netns ${c_b} +ip link add veth0 netns "$r_b" type veth peer name veth1 netns "$r_w" +ip link add veth1 netns "$r_b" type veth peer name veth0 netns "$c_b" l_addr="10.4.4.1" r_addr="10.2.2.1" -ip netns exec ${r_b} ip link add ipip0 type ipip local ${l_addr} remote ${r_addr} mode ipip || exit $ksft_skip +ip netns exec "$r_b" ip link add ipip0 type ipip local "${l_addr}" remote "${r_addr}" mode ipip || exit $ksft_skip for dev in veth0 veth1 ipip0; do - ip -net ${r_b} link set $dev up + ip -net "$r_b" link set $dev up done -ip -net ${r_b} addr add 10.4.4.1/24 dev veth0 -ip -net ${r_b} addr add 192.168.20.1/24 dev veth1 +ip -net "$r_b" addr add 10.4.4.1/24 dev veth0 +ip -net "$r_b" addr add 192.168.20.1/24 dev veth1 -ip -net ${r_b} route add 192.168.10.0/24 dev ipip0 -ip -net ${r_b} route add 10.2.2.0/24 via 10.4.4.254 -ip netns exec ${r_b} sysctl -q net.ipv4.conf.all.forwarding=1 > /dev/null +ip -net "$r_b" route add 192.168.10.0/24 dev ipip0 +ip -net "$r_b" route add 10.2.2.0/24 via 10.4.4.254 +ip netns exec "$r_b" sysctl -q net.ipv4.conf.all.forwarding=1 > /dev/null # Client A -ip -net ${c_a} addr add 192.168.10.2/24 dev veth0 -ip -net ${c_a} link set dev veth0 up -ip -net ${c_a} route add default via 192.168.10.1 +ip -net "$c_a" addr add 192.168.10.2/24 dev veth0 +ip -net "$c_a" link set dev veth0 up +ip -net "$c_a" route add default via 192.168.10.1 # Client A -ip -net ${c_b} addr add 192.168.20.2/24 dev veth0 -ip -net ${c_b} link set dev veth0 up -ip -net ${c_b} route add default via 192.168.20.1 +ip -net "$c_b" addr add 192.168.20.2/24 dev veth0 +ip -net "$c_b" link set dev veth0 up +ip -net "$c_b" route add default via 192.168.20.1 # Wan -ip -net ${r_w} addr add 10.2.2.254/24 dev veth0 -ip -net ${r_w} addr add 10.4.4.254/24 dev veth1 +ip -net "$r_w" addr add 10.2.2.254/24 dev veth0 +ip -net "$r_w" addr add 10.4.4.254/24 dev veth1 -ip -net ${r_w} link set dev veth0 up mtu 1400 -ip -net ${r_w} link set dev veth1 up mtu 1400 +ip -net "$r_w" link set dev veth0 up mtu 1400 +ip -net "$r_w" link set dev veth1 up mtu 1400 -ip -net ${r_a} link set dev veth0 mtu 1400 -ip -net ${r_b} link set dev veth0 mtu 1400 +ip -net "$r_a" link set dev veth0 mtu 1400 +ip -net "$r_b" link set dev veth0 mtu 1400 -ip netns exec ${r_w} sysctl -q net.ipv4.conf.all.forwarding=1 > /dev/null +ip netns exec "$r_w" sysctl -q net.ipv4.conf.all.forwarding=1 > /dev/null # Path MTU discovery # ------------------ @@ -187,5 +187,5 @@ test_path "without" #packet is too big (1400) for the tunnel PMTU (1380) to Router B, it is #dropped on Router A before sending. -ip netns exec ${r_a} iptables -A FORWARD -m conntrack --ctstate NEW +ip netns exec "$r_a" iptables -A FORWARD -m conntrack --ctstate NEW test_path "with" |