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-rwxr-xr-xsamples/bpf/test_cgrp2_sock2.sh103
1 files changed, 103 insertions, 0 deletions
diff --git a/samples/bpf/test_cgrp2_sock2.sh b/samples/bpf/test_cgrp2_sock2.sh
new file mode 100755
index 0000000000..82acff93d7
--- /dev/null
+++ b/samples/bpf/test_cgrp2_sock2.sh
@@ -0,0 +1,103 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+
+BPFFS=/sys/fs/bpf
+MY_DIR=$(dirname $0)
+TEST=$MY_DIR/test_cgrp2_sock2
+LINK_PIN=$BPFFS/test_cgrp2_sock2
+BPF_PROG=$MY_DIR/sock_flags.bpf.o
+
+function config_device {
+ ip netns add at_ns0
+ ip link add veth0 type veth peer name veth0b
+ ip link set veth0 netns at_ns0
+ ip netns exec at_ns0 sysctl -q net.ipv6.conf.veth0.disable_ipv6=0
+ ip netns exec at_ns0 ip addr add 172.16.1.100/24 dev veth0
+ ip netns exec at_ns0 ip addr add 2401:db00::1/64 dev veth0 nodad
+ ip netns exec at_ns0 ip link set dev veth0 up
+ sysctl -q net.ipv6.conf.veth0b.disable_ipv6=0
+ ip addr add 172.16.1.101/24 dev veth0b
+ ip addr add 2401:db00::2/64 dev veth0b nodad
+ ip link set veth0b up
+}
+
+function config_cgroup {
+ rm -rf /tmp/cgroupv2
+ mkdir -p /tmp/cgroupv2
+ mount -t cgroup2 none /tmp/cgroupv2
+ mkdir -p /tmp/cgroupv2/foo
+ echo $$ >> /tmp/cgroupv2/foo/cgroup.procs
+}
+
+function config_bpffs {
+ if mount | grep $BPFFS > /dev/null; then
+ echo "bpffs already mounted"
+ else
+ echo "bpffs not mounted. Mounting..."
+ mount -t bpf none $BPFFS
+ fi
+}
+
+function attach_bpf {
+ $TEST /tmp/cgroupv2/foo $BPF_PROG $1
+ [ $? -ne 0 ] && exit 1
+}
+
+function cleanup {
+ rm -rf $LINK_PIN
+ ip link del veth0b
+ ip netns delete at_ns0
+ umount /tmp/cgroupv2
+ rm -rf /tmp/cgroupv2
+}
+
+cleanup 2>/dev/null
+
+set -e
+config_device
+config_cgroup
+config_bpffs
+set +e
+
+#
+# Test 1 - fail ping6
+#
+attach_bpf 0
+ping -c1 -w1 172.16.1.100
+if [ $? -ne 0 ]; then
+ echo "ping failed when it should succeed"
+ cleanup
+ exit 1
+fi
+
+ping6 -c1 -w1 2401:db00::1
+if [ $? -eq 0 ]; then
+ echo "ping6 succeeded when it should not"
+ cleanup
+ exit 1
+fi
+
+rm -rf $LINK_PIN
+sleep 1 # Wait for link detach
+
+#
+# Test 2 - fail ping
+#
+attach_bpf 1
+ping6 -c1 -w1 2401:db00::1
+if [ $? -ne 0 ]; then
+ echo "ping6 failed when it should succeed"
+ cleanup
+ exit 1
+fi
+
+ping -c1 -w1 172.16.1.100
+if [ $? -eq 0 ]; then
+ echo "ping succeeded when it should not"
+ cleanup
+ exit 1
+fi
+
+cleanup
+echo
+echo "*** PASS ***"