iface eth0 inet dhcp
"
+ # add dhcp setting for Predictable Network Interface Names
+ if [ -x /bin/udevadm ]; then
+ tmpfile=$(mktemp)
+ for interface in /sys/class/net/*; do
+ udevadm info --query=all --path="${interface}" > "${tmpfile}"
+ # skip virtual devices, like bridges, vboxnet,...
+ if grep -q 'P: /devices/virtual/net/' "${tmpfile}" ; then
+ continue
+ fi
+
+ # iterate over possible naming policies by precedence (see udev/net/link-config.c),
+ # use and stop on first match to have same behavior as udev's link_config_apply()
+ for property in ID_NET_NAME_FROM_DATABASE ID_NET_NAME_ONBOARD ID_NET_NAME_SLOT ID_NET_NAME_PATH ID_NET_NAME_MAC ; do
+ if grep -q "${property}" "${tmpfile}" ; then
+ interface=$(grep "${property}" "${tmpfile}" | sed -n -e "s/E: ${property}=\([^\$*]\)/\1/p")
+ DEFAULT_INTERFACES="${DEFAULT_INTERFACES}
+allow-hotplug ${interface}
+iface ${interface} inet dhcp
+"
+ break
+ fi
+ done
+ done
+ rm -f "${tmpfile}"
+ fi
+
if [ -n "$NOINTERFACES" ] ; then
einfo "Not installing /etc/network/interfaces as requested via --nointerfaces option" ; eend 0
elif [ -n "$USE_DEFAULT_INTERFACES" ] ; then
einfo "Installing default /etc/network/interfaces as requested via --defaultinterfaces options."
+ mkdir -p "${MNTPOINT}/etc/network"
echo "$DEFAULT_INTERFACES" > "${MNTPOINT}/etc/network/interfaces"
eend $?
elif [ -n "$VIRTUAL" ] ; then
einfo "Setting up Virtual Machine, installing default /etc/network/interfaces"
+ mkdir -p "${MNTPOINT}/etc/network"
echo "$DEFAULT_INTERFACES" > "${MNTPOINT}/etc/network/interfaces"
eend $?
elif [ -r /etc/network/interfaces ] ; then
einfo "Copying /etc/network/interfaces from host to target system"
+ mkdir -p "${MNTPOINT}/etc/network"
cp $VERBOSE /etc/network/interfaces "${MNTPOINT}/etc/network/interfaces"
eend $?
else
ewarn "Couldn't read /etc/network/interfaces, installing default /etc/network/interfaces"
+ mkdir -p "${MNTPOINT}/etc/network"
echo "$DEFAULT_INTERFACES" > "${MNTPOINT}/etc/network/interfaces"
eend $?
fi
# install config file providing some example entries
if [ -r /etc/network/interfaces.examples ] && [ ! -r "$MNTPOINT/etc/network/interfaces.examples" ] ; then
- cp /etc/network/interfaces.examples "$MNTPOINT/etc/network/interfaces.examples"
+ mkdir -p "${MNTPOINT}/etc/network"
+ cp /etc/network/interfaces.examples "$MNTPOINT/etc/network/interfaces.examples"
fi
if [ -n "${SSHCOPYID}" ] ; then
- ssh-add -L > /dev/null 2>&1 ; RC=$?
- if [ $RC -eq 0 ] ; then
+ if ssh-add -L >/dev/null 2>&1 ; then
einfo "Use locally available public keys to authorise root login on the target system as requested via --sshcopyid option."
- mkdir "${MNTPOINT}"/root/.ssh
+ mkdir -p "${MNTPOINT}"/root/.ssh
chmod 0700 "${MNTPOINT}"/root/.ssh
- ssh-add -L > "${MNTPOINT}"/root/.ssh/authorized_keys
- eend 0
+ if ssh-add -L >> "${MNTPOINT}"/root/.ssh/authorized_keys ; then
+ eend 0
+ else
+ eerror "Error: executing 'ssh-add -L' failed."
+ eend 1
+ bailout 1
+ fi
else
- ewarn "Could not open a connection to your authentication agent or the agent has no identites."
- eend $?
+ eerror "Could not open a connection to your authentication agent or the agent has no identites."
+ eend 1
+ bailout 1
fi
fi