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| 1 | +#!/bin/bash |
| 2 | +# SPDX-License-Identifier: GPL-2.0 |
| 3 | + |
| 4 | +set -o pipefail |
| 5 | + |
| 6 | +NS=netns-name-test |
| 7 | +DEV=dummy-dev0 |
| 8 | +DEV2=dummy-dev1 |
| 9 | +ALT_NAME=some-alt-name |
| 10 | + |
| 11 | +RET_CODE=0 |
| 12 | + |
| 13 | +cleanup() { |
| 14 | + ip netns del $NS |
| 15 | +} |
| 16 | + |
| 17 | +trap cleanup EXIT |
| 18 | + |
| 19 | +fail() { |
| 20 | + echo "ERROR: ${1:-unexpected return code} (ret: $_)" >&2 |
| 21 | + RET_CODE=1 |
| 22 | +} |
| 23 | + |
| 24 | +ip netns add $NS |
| 25 | + |
| 26 | +# |
| 27 | +# Test basic move without a rename |
| 28 | +# |
| 29 | +ip -netns $NS link add name $DEV type dummy || fail |
| 30 | +ip -netns $NS link set dev $DEV netns 1 || |
| 31 | + fail "Can't perform a netns move" |
| 32 | +ip link show dev $DEV >> /dev/null || fail "Device not found after move" |
| 33 | +ip link del $DEV || fail |
| 34 | + |
| 35 | +# |
| 36 | +# Test move with a conflict |
| 37 | +# |
| 38 | +ip link add name $DEV type dummy |
| 39 | +ip -netns $NS link add name $DEV type dummy || fail |
| 40 | +ip -netns $NS link set dev $DEV netns 1 2> /dev/null && |
| 41 | + fail "Performed a netns move with a name conflict" |
| 42 | +ip link show dev $DEV >> /dev/null || fail "Device not found after move" |
| 43 | +ip -netns $NS link del $DEV || fail |
| 44 | +ip link del $DEV || fail |
| 45 | + |
| 46 | +# |
| 47 | +# Test move with a conflict and rename |
| 48 | +# |
| 49 | +ip link add name $DEV type dummy |
| 50 | +ip -netns $NS link add name $DEV type dummy || fail |
| 51 | +ip -netns $NS link set dev $DEV netns 1 name $DEV2 || |
| 52 | + fail "Can't perform a netns move with rename" |
| 53 | +ip link del $DEV2 || fail |
| 54 | +ip link del $DEV || fail |
| 55 | + |
| 56 | +# |
| 57 | +# Test dup alt-name with netns move |
| 58 | +# |
| 59 | +ip link add name $DEV type dummy || fail |
| 60 | +ip link property add dev $DEV altname $ALT_NAME || fail |
| 61 | +ip -netns $NS link add name $DEV2 type dummy || fail |
| 62 | +ip -netns $NS link property add dev $DEV2 altname $ALT_NAME || fail |
| 63 | + |
| 64 | +ip -netns $NS link set dev $DEV2 netns 1 2> /dev/null && |
| 65 | + fail "Moved with alt-name dup" |
| 66 | + |
| 67 | +ip link del $DEV || fail |
| 68 | +ip -netns $NS link del $DEV2 || fail |
| 69 | + |
| 70 | +# |
| 71 | +# Test creating alt-name in one net-ns and using in another |
| 72 | +# |
| 73 | +ip -netns $NS link add name $DEV type dummy || fail |
| 74 | +ip -netns $NS link property add dev $DEV altname $ALT_NAME || fail |
| 75 | +ip -netns $NS link set dev $DEV netns 1 || fail |
| 76 | +ip link show dev $ALT_NAME >> /dev/null || fail "Can't find alt-name after move" |
| 77 | +ip -netns $NS link show dev $ALT_NAME 2> /dev/null && |
| 78 | + fail "Can still find alt-name after move" |
| 79 | +ip link del $DEV || fail |
| 80 | + |
| 81 | +echo -ne "$(basename $0) \t\t\t\t" |
| 82 | +if [ $RET_CODE -eq 0 ]; then |
| 83 | + echo "[ OK ]" |
| 84 | +else |
| 85 | + echo "[ FAIL ]" |
| 86 | +fi |
| 87 | +exit $RET_CODE |
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