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9380efd9ee
Different cloud/desktop environments have different ways of including /etc/network/interfaces.d/, try to get along wit either and skip the test if interfaces.d/ does not get included at all.
57 lines
1.5 KiB
Bash
Executable File
57 lines
1.5 KiB
Bash
Executable File
#!/bin/sh
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# check ifupdown integration for "allow-hotplug" interface
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set -e
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IFACE=sdtest42
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if [ -e /sys/class/net/$IFACE ]; then
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echo "SKIP: network interface $IFACE already exists"
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exit 0
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fi
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# different kinds of installs/images have different conventions; e. g.
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# cloud-init sources *.cfg, a Debian desktop sources only prefix-less files
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if grep -q 'source-directory .*interfaces.d' /etc/network/interfaces; then
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IFACE_CFG=/etc/network/interfaces.d/${IFACE}
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elif grep -q 'source .*interfaces.d.*cfg' /etc/network/interfaces; then
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IFACE_CFG=/etc/network/interfaces.d/${IFACE}.cfg
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else
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echo "SKIP: /etc/network/interfaces does not include interfaces.d/"
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exit 0
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fi
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cat <<EOF > $IFACE_CFG
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allow-hotplug $IFACE
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iface $IFACE inet static
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address 192.168.234.129
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netmask 255.255.255.0
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EOF
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# these should trigger uevents and ifup@.service
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ip link add name $IFACE type veth peer name v$IFACE
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trap "ip link del dev $IFACE; rm $IFACE_CFG" EXIT INT QUIT PIPE
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sleep 3
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# $IFACE is configured in ifupdown, should succeed and be up
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systemctl status -l ifup@${IFACE}.service
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ifquery --state $IFACE
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OUT=$(ip a show dev $IFACE)
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if ! echo "$OUT" | grep -q 'inet 192.168.234.129/24'; then
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echo "interface $IFACE not configured" >&2
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echo "$OUT" >&2
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exit 1
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fi
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# v$IFACE is not configured in ifupdown, should be down
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! ifquery --state v$IFACE
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! systemctl status -l ifup@v${IFACE}.service
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OUT=$(ip a show dev v$IFACE)
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if echo "$OUT" | grep -q 'inet'; then
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echo "interface $IFACE unexpectedly configured" >&2
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echo "$OUT" >&2
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exit 1
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fi
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