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Message-ID: <20231211100925.3249265-4-liuhangbin@gmail.com>
Date: Mon, 11 Dec 2023 18:09:15 +0800
From: Hangbin Liu <liuhangbin@...il.com>
To: netdev@...r.kernel.org
Cc: "David S. Miller" <davem@...emloft.net>,
Jakub Kicinski <kuba@...nel.org>,
Eric Dumazet <edumazet@...gle.com>,
Paolo Abeni <pabeni@...hat.com>,
Shuah Khan <shuah@...nel.org>,
David Ahern <dsahern@...nel.org>,
linux-kselftest@...r.kernel.org,
Po-Hsu Lin <po-hsu.lin@...onical.com>,
Andrea Mayer <andrea.mayer@...roma2.it>,
Amit Cohen <amcohen@...dia.com>,
Nicolas Dichtel <nicolas.dichtel@...nd.com>,
Roopa Prabhu <roopa@...dia.com>,
Ido Schimmel <idosch@...dia.com>,
Hangbin Liu <liuhangbin@...il.com>
Subject: [PATCH net-next 03/13] selftests/net: convert srv6_end_dt4_l3vpn_test.sh to run it in unique namespace
As the name \${rt-${rt}} may make reader confuse, convert the variable
hs/rt in setup_rt/hs to hid, rid. Here is the test result after conversion.
]# ./srv6_end_dt4_l3vpn_test.sh
################################################################################
TEST SECTION: IPv6 routers connectivity test
################################################################################
TEST: Routers connectivity: rt-1 -> rt-2 [ OK ]
TEST: Routers connectivity: rt-2 -> rt-1 [ OK ]
...
TEST: Hosts isolation: hs-t200-4 -X-> hs-t100-2 [ OK ]
Tests passed: 18
Tests failed: 0
Signed-off-by: Hangbin Liu <liuhangbin@...il.com>
---
.../selftests/net/srv6_end_dt4_l3vpn_test.sh | 48 ++++++++-----------
1 file changed, 21 insertions(+), 27 deletions(-)
diff --git a/tools/testing/selftests/net/srv6_end_dt4_l3vpn_test.sh b/tools/testing/selftests/net/srv6_end_dt4_l3vpn_test.sh
index f96282362811..79fb81e63c59 100755
--- a/tools/testing/selftests/net/srv6_end_dt4_l3vpn_test.sh
+++ b/tools/testing/selftests/net/srv6_end_dt4_l3vpn_test.sh
@@ -163,8 +163,7 @@
# +---------------------------------------------------+
#
-# Kselftest framework requirement - SKIP code is 4.
-ksft_skip=4
+source lib.sh
readonly LOCALSID_TABLE_ID=90
readonly IPv6_RT_NETWORK=fd00
@@ -219,27 +218,22 @@ cleanup()
ip link del veth-rt-1 2>/dev/null || true
ip link del veth-rt-2 2>/dev/null || true
- # destroy routers rt-* and hosts hs-*
- for ns in $(ip netns show | grep -E 'rt-*|hs-*'); do
- ip netns del ${ns} || true
- done
+ cleanup_all_ns
}
# Setup the basic networking for the routers
setup_rt_networking()
{
- local rt=$1
- local nsname=rt-${rt}
-
- ip netns add ${nsname}
+ local id=$1
+ eval local nsname=\${rt_${id}}
ip netns exec ${nsname} sysctl -wq net.ipv6.conf.all.accept_dad=0
ip netns exec ${nsname} sysctl -wq net.ipv6.conf.default.accept_dad=0
- ip link set veth-rt-${rt} netns ${nsname}
- ip -netns ${nsname} link set veth-rt-${rt} name veth0
+ ip link set veth-rt-${id} netns ${nsname}
+ ip -netns ${nsname} link set veth-rt-${id} name veth0
- ip -netns ${nsname} addr add ${IPv6_RT_NETWORK}::${rt}/64 dev veth0 nodad
+ ip -netns ${nsname} addr add ${IPv6_RT_NETWORK}::${id}/64 dev veth0 nodad
ip -netns ${nsname} link set veth0 up
ip -netns ${nsname} link set lo up
@@ -249,16 +243,13 @@ setup_rt_networking()
setup_hs()
{
- local hs=$1
- local rt=$2
+ local hid=$1
+ local rid=$2
local tid=$3
- local hsname=hs-t${tid}-${hs}
- local rtname=rt-${rt}
+ eval local hsname=\${hs_t${tid}_${hid}}
+ eval local rtname=\${rt_${rid}}
local rtveth=veth-t${tid}
- # set the networking for the host
- ip netns add ${hsname}
-
# disable the rp_filter otherwise the kernel gets confused about how
# to route decap ipv4 packets.
ip netns exec ${rtname} sysctl -wq net.ipv4.conf.all.rp_filter=0
@@ -266,7 +257,7 @@ setup_hs()
ip -netns ${hsname} link add veth0 type veth peer name ${rtveth}
ip -netns ${hsname} link set ${rtveth} netns ${rtname}
- ip -netns ${hsname} addr add ${IPv4_HS_NETWORK}.${hs}/24 dev veth0
+ ip -netns ${hsname} addr add ${IPv4_HS_NETWORK}.${hid}/24 dev veth0
ip -netns ${hsname} link set veth0 up
ip -netns ${hsname} link set lo up
@@ -293,10 +284,8 @@ setup_vpn_config()
local rtdst=$4
local tid=$5
- local hssrc_name=hs-t${tid}-${hssrc}
- local hsdst_name=hs-t${tid}-${hsdst}
- local rtsrc_name=rt-${rtsrc}
- local rtdst_name=rt-${rtdst}
+ eval local rtsrc_name=\${rt_${rtsrc}}
+ eval local rtdst_name=\${rt_${rtdst}}
local vpn_sid=${VPN_LOCATOR_SERVICE}:${hssrc}${hsdst}:${tid}::6004
# set the encap route for encapsulating packets which arrive from the
@@ -328,18 +317,21 @@ setup()
{
ip link add veth-rt-1 type veth peer name veth-rt-2
# setup the networking for router rt-1 and router rt-2
+ setup_ns rt_1 rt_2
setup_rt_networking 1
setup_rt_networking 2
# setup two hosts for the tenant 100.
# - host hs-1 is directly connected to the router rt-1;
# - host hs-2 is directly connected to the router rt-2.
+ setup_ns hs_t100_1 hs_t100_2
setup_hs 1 1 100 #args: host router tenant
setup_hs 2 2 100
# setup two hosts for the tenant 200
# - host hs-3 is directly connected to the router rt-1;
# - host hs-4 is directly connected to the router rt-2.
+ setup_ns hs_t200_3 hs_t200_4
setup_hs 3 1 200
setup_hs 4 2 200
@@ -358,8 +350,9 @@ check_rt_connectivity()
{
local rtsrc=$1
local rtdst=$2
+ eval local nsname=\${rt_${rtsrc}}
- ip netns exec rt-${rtsrc} ping -c 1 -W 1 ${IPv6_RT_NETWORK}::${rtdst} \
+ ip netns exec ${nsname} ping -c 1 -W 1 ${IPv6_RT_NETWORK}::${rtdst} \
>/dev/null 2>&1
}
@@ -377,8 +370,9 @@ check_hs_connectivity()
local hssrc=$1
local hsdst=$2
local tid=$3
+ eval local nsname=\${hs_t${tid}_${hssrc}}
- ip netns exec hs-t${tid}-${hssrc} ping -c 1 -W ${PING_TIMEOUT_SEC} \
+ ip netns exec ${nsname} ping -c 1 -W ${PING_TIMEOUT_SEC} \
${IPv4_HS_NETWORK}.${hsdst} >/dev/null 2>&1
}
--
2.43.0
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