only emit if there is a device present.
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@ -27,13 +27,23 @@ script
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set -- ${auto_list}
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[ "$*" = "lo" ] && exit 0
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to_emit=""
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# we only want to emit for interfaces that do not exist, so filter
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# out anything that does not exist.
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for iface in "$@"; do
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[ "$iface" = "lo" ] && continue
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# skip interfaces that are already up
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[ -f "${MARK_DEV_PREFIX}${iface}" ] && continue
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if [ -d /sys/net ]; then
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# if /sys is mounted, and there is no /sys/net/iface, then no device
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[ -e "/sys/net/$iface" ] && continue
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else
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# sys wasn't mounted, so just check via 'ifconfig'
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ifconfig "$iface" >/dev/null 2>&1 || continue
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fi
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initctl emit --no-wait net-device-added "INTERFACE=$iface" &&
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emitted="${emitted} ${iface}" || :
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emitted="$emitted $iface" ||
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echo "warn: ${UPSTART_JOB} failed to emit net-device-added INTERFACE=$iface"
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done
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[ -z "${emitted# }" ] ||
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