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test/nvmf: Nuke all SPDK net namespaces before starting tests

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This is to make sure we won't lose any net interfaces needed for the
phy tests in case they got stuck behind lingering namespace.

Signed-off-by: Michal Berger <michalx.berger@intel.com>
Change-Id: Ic83bc5cca8b536bb3e72fbceb31d2560d840d05e
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/9795
Community-CI: Broadcom CI <spdk-ci.pdl@broadcom.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: wanghailiang <hailiangx.e.wang@intel.com>
Reviewed-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
This commit is contained in:
Michal Berger 2021-10-08 10:28:37 +02:00 committed by Keith Lucas
parent 5ec099a004
commit f2c7c28b2b
1 changed files with 15 additions and 13 deletions
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28
test/nvmf/common.sh
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@ -219,11 +219,6 @@ function get_tcp_if_list_by_driver() {
local driver
driver=${1:-ice}
# If we are called right after netns is deleted we need to wait a
# bit to make sure all net devices are visible in the main netns
# again.
sleep 1
shopt -s nullglob
tcp_if_list=(/sys/bus/pci/drivers/$driver/0000*/net/*)
shopt -u nullglob
@ -266,7 +261,7 @@ function nvmf_veth_init() {
NVMF_BRIDGE="nvmf_br"
NVMF_INITIATOR_INTERFACE="nvmf_init_if"
NVMF_INITIATOR_BRIDGE="nvmf_init_br"
NVMF_TARGET_NAMESPACE="nvmf_tgt_ns"
NVMF_TARGET_NAMESPACE="nvmf_tgt_ns_spdk"
NVMF_TARGET_NS_CMD=(ip netns exec "$NVMF_TARGET_NAMESPACE")
NVMF_TARGET_INTERFACE="nvmf_tgt_if"
NVMF_TARGET_INTERFACE2="nvmf_tgt_if2"
@ -283,7 +278,6 @@ function nvmf_veth_init() {
ip link delete $NVMF_INITIATOR_INTERFACE || true
"${NVMF_TARGET_NS_CMD[@]}" ip link delete $NVMF_TARGET_INTERFACE || true
"${NVMF_TARGET_NS_CMD[@]}" ip link delete $NVMF_TARGET_INTERFACE2 || true
ip netns del $NVMF_TARGET_NAMESPACE || true
# Create network namespace
ip netns add $NVMF_TARGET_NAMESPACE
@ -344,7 +338,7 @@ function nvmf_veth_fini() {
ip link delete $NVMF_INITIATOR_INTERFACE
"${NVMF_TARGET_NS_CMD[@]}" ip link delete $NVMF_TARGET_INTERFACE
"${NVMF_TARGET_NS_CMD[@]}" ip link delete $NVMF_TARGET_INTERFACE2
ip netns del $NVMF_TARGET_NAMESPACE
remove_spdk_ns
}
function nvmf_tcp_init() {
@ -365,9 +359,8 @@ function nvmf_tcp_init() {
# Skip case nvmf_multipath in nvmf_tcp_init(), it will be covered by nvmf_veth_init().
NVMF_SECOND_TARGET_IP=""
NVMF_TARGET_NAMESPACE=$NVMF_TARGET_INTERFACE"_ns"
NVMF_TARGET_NAMESPACE="${NVMF_TARGET_INTERFACE}_ns_spdk"
NVMF_TARGET_NS_CMD=(ip netns exec "$NVMF_TARGET_NAMESPACE")
ip netns del $NVMF_TARGET_NAMESPACE || true
ip -4 addr flush $NVMF_TARGET_INTERFACE || true
ip -4 addr flush $NVMF_INITIATOR_INTERFACE || true
@ -402,9 +395,7 @@ function nvmf_tcp_fini() {
nvmf_veth_fini
return 0
fi
if [[ -n $NVMF_TARGET_NAMESPACE && -e /var/run/netns/$NVMF_TARGET_NAMESPACE ]]; then
ip netns del $NVMF_TARGET_NAMESPACE
fi
remove_spdk_ns
ip -4 addr flush $NVMF_INITIATOR_INTERFACE || :
}
@ -436,6 +427,7 @@ function nvmftestinit() {
exit 0
fi
elif [[ "$TEST_TRANSPORT" == "tcp" ]]; then
remove_spdk_ns
nvmf_tcp_init
NVMF_TRANSPORT_OPTS="$NVMF_TRANSPORT_OPTS -o"
fi
@ -582,3 +574,13 @@ function gen_nvmf_target_json() {
}
JSON
}
function remove_spdk_ns() {
local ns
while read -r ns _; do
[[ $ns == *_spdk ]] || continue
ip netns delete "$ns"
done < <(ip netns list)
# Let it settle
sleep 1
}