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From: Hangbin Liu <liuhangbin@gmail.com>
To: netdev@vger.kernel.org
Cc: Alexei Starovoitov <ast@kernel.org>,
	Daniel Borkmann <daniel@iogearbox.net>,
	Andrii Nakryiko <andrii@kernel.org>,
	bpf@vger.kernel.org, Jakub Kicinski <kuba@kernel.org>,
	"David S . Miller" <davem@davemloft.net>,
	Mathieu Xhonneux <m.xhonneux@gmail.com>,
	Lorenz Bauer <lmb@cloudflare.com>,
	William Tu <u9012063@gmail.com>,
	Toshiaki Makita <toshiaki.makita1@gmail.com>,
	Jesper Dangaard Brouer <brouer@redhat.com>,
	Hangbin Liu <liuhangbin@gmail.com>
Subject: [PATCH bpf 7/7] selftests/bpf/test_xdp_redirect: use temp netns for testing
Date: Tue, 25 Jan 2022 16:17:17 +0800	[thread overview]
Message-ID: <20220125081717.1260849-8-liuhangbin@gmail.com> (raw)
In-Reply-To: <20220125081717.1260849-1-liuhangbin@gmail.com>

Use temp netns instead of hard code name for testing in case the
netns already exists.

Signed-off-by: Hangbin Liu <liuhangbin@gmail.com>
---
 .../selftests/bpf/test_xdp_redirect.sh        | 30 ++++++++++---------
 1 file changed, 16 insertions(+), 14 deletions(-)

diff --git a/tools/testing/selftests/bpf/test_xdp_redirect.sh b/tools/testing/selftests/bpf/test_xdp_redirect.sh
index 57c8db9972a6..1d79f31480ad 100755
--- a/tools/testing/selftests/bpf/test_xdp_redirect.sh
+++ b/tools/testing/selftests/bpf/test_xdp_redirect.sh
@@ -10,6 +10,8 @@
 #     | xdp forwarding |
 #     ------------------
 
+readonly NS1="ns1-$(mktemp -u XXXXXX)"
+readonly NS2="ns2-$(mktemp -u XXXXXX)"
 ret=0
 
 setup()
@@ -17,27 +19,27 @@ setup()
 
 	local xdpmode=$1
 
-	ip netns add ns1
-	ip netns add ns2
+	ip netns add ${NS1}
+	ip netns add ${NS2}
 
-	ip link add veth1 index 111 type veth peer name veth11 netns ns1
-	ip link add veth2 index 222 type veth peer name veth22 netns ns2
+	ip link add veth1 index 111 type veth peer name veth11 netns ${NS1}
+	ip link add veth2 index 222 type veth peer name veth22 netns ${NS2}
 
 	ip link set veth1 up
 	ip link set veth2 up
-	ip -n ns1 link set dev veth11 up
-	ip -n ns2 link set dev veth22 up
+	ip -n ${NS1} link set dev veth11 up
+	ip -n ${NS2} link set dev veth22 up
 
-	ip -n ns1 addr add 10.1.1.11/24 dev veth11
-	ip -n ns2 addr add 10.1.1.22/24 dev veth22
+	ip -n ${NS1} addr add 10.1.1.11/24 dev veth11
+	ip -n ${NS2} addr add 10.1.1.22/24 dev veth22
 }
 
 cleanup()
 {
 	ip link del veth1 2> /dev/null
 	ip link del veth2 2> /dev/null
-	ip netns del ns1 2> /dev/null
-	ip netns del ns2 2> /dev/null
+	ip netns del ${NS1} 2> /dev/null
+	ip netns del ${NS2} 2> /dev/null
 }
 
 test_xdp_redirect()
@@ -52,13 +54,13 @@ test_xdp_redirect()
 		return 0
 	fi
 
-	ip -n ns1 link set veth11 $xdpmode obj xdp_dummy.o sec xdp &> /dev/null
-	ip -n ns2 link set veth22 $xdpmode obj xdp_dummy.o sec xdp &> /dev/null
+	ip -n ${NS1} link set veth11 $xdpmode obj xdp_dummy.o sec xdp &> /dev/null
+	ip -n ${NS2} link set veth22 $xdpmode obj xdp_dummy.o sec xdp &> /dev/null
 	ip link set dev veth1 $xdpmode obj test_xdp_redirect.o sec redirect_to_222 &> /dev/null
 	ip link set dev veth2 $xdpmode obj test_xdp_redirect.o sec redirect_to_111 &> /dev/null
 
-	if ip netns exec ns1 ping -c 1 10.1.1.22 &> /dev/null &&
-	   ip netns exec ns2 ping -c 1 10.1.1.11 &> /dev/null; then
+	if ip netns exec ${NS1} ping -c 1 10.1.1.22 &> /dev/null &&
+	   ip netns exec ${NS2} ping -c 1 10.1.1.11 &> /dev/null; then
 		echo "selftests: test_xdp_redirect $xdpmode [PASS]";
 	else
 		ret=1
-- 
2.31.1


  parent reply	other threads:[~2022-01-25  9:07 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-01-25  8:17 [PATCH bpf 0/7] selftests/bpf: use temp netns for testing Hangbin Liu
2022-01-25  8:17 ` [PATCH bpf 1/7] selftests/bpf/test_xdp_redirect_multi: " Hangbin Liu
2022-01-27  5:24   ` William Tu
2022-01-27  5:34   ` John Fastabend
2022-01-27  6:40     ` Hangbin Liu
2022-01-28  2:53       ` John Fastabend
2022-01-25  8:17 ` [PATCH bpf 2/7] selftests/bpf/test_xdp_veth: " Hangbin Liu
2022-01-25  8:17 ` [PATCH bpf 3/7] selftests/bpf/test_xdp_vlan: " Hangbin Liu
2022-01-25  8:17 ` [PATCH bpf 4/7] selftests/bpf/test_lwt_seg6local: " Hangbin Liu
2022-01-25  8:17 ` [PATCH bpf 5/7] selftests/bpf/test_tcp_check_syncookie: " Hangbin Liu
2022-01-26  9:32   ` Lorenz Bauer
2022-01-25  8:17 ` [PATCH bpf 6/7] selftests/bpf/test_xdp_meta: " Hangbin Liu
2022-01-25  8:17 ` Hangbin Liu [this message]
2022-01-27  5:26   ` [PATCH bpf 7/7] selftests/bpf/test_xdp_redirect: " William Tu
2022-01-28  2:54 ` [PATCH bpf 0/7] selftests/bpf: " John Fastabend

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