5bafc240e5
Network namespaces are used to assure that kernel is not routing packets within host stack, but they go through veth interfaces. This patch serves as a base for future VPP test changes, where namespaces are used as well. Change-Id: Ic7b82b0a0837bca2e16774fde244348a691fe056 Signed-off-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com> Reviewed-on: https://review.gerrithub.io/405641 Reviewed-by: Jim Harris <james.r.harris@intel.com> Reviewed-by: Daniel Verkamp <daniel.verkamp@intel.com> Tested-by: SPDK Automated Test System <sys_sgsw@intel.com>
44 lines
1.3 KiB
Bash
44 lines
1.3 KiB
Bash
# Network configuration
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TARGET_INTERFACE="spdk_tgt_int"
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INITIATOR_INTERFACE="spdk_init_int"
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TARGET_NAMESPACE="spdk_iscsi_ns"
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TARGET_NS_CMD="ip netns exec $TARGET_NAMESPACE"
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# iSCSI target configuration
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TARGET_IP=10.0.0.1
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INITIATOR_IP=10.0.0.2
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ISCSI_PORT=3260
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NETMASK=$INITIATOR_IP/32
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INITIATOR_TAG=2
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INITIATOR_NAME=ANY
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PORTAL_TAG=1
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ISCSI_APP="$TARGET_NS_CMD ./app/iscsi_tgt/iscsi_tgt -i 0"
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ISCSI_TEST_CORE_MASK=0xFF
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function create_veth_interfaces() {
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ip netns del $TARGET_NAMESPACE || true
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ip link delete $INITIATOR_INTERFACE || true
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# Create veth (Virtual ethernet) interface pair
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ip link add $INITIATOR_INTERFACE type veth peer name $TARGET_INTERFACE
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ip addr add $INITIATOR_IP/24 dev $INITIATOR_INTERFACE
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ip link set $INITIATOR_INTERFACE up
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# Create and add interface for target to network namespace
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ip netns add $TARGET_NAMESPACE
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ip link set $TARGET_INTERFACE netns $TARGET_NAMESPACE
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$TARGET_NS_CMD ip link set lo up
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$TARGET_NS_CMD ip addr add $TARGET_IP/24 dev $TARGET_INTERFACE
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$TARGET_NS_CMD ip link set $TARGET_INTERFACE up
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trap "cleanup_veth_interfaces; exit 1" SIGINT SIGTERM EXIT
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}
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function cleanup_veth_interfaces() {
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# Cleanup veth interfaces and network namespace
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# Note: removing one veth, removes the pair
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ip link delete $INITIATOR_INTERFACE
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ip netns del $TARGET_NAMESPACE
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}
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