Enable adding SSH pubkey and setting pubkey only

This commit add the ability to specify an SSH public key as well as the
option to disable password authentication and only allow public key
authentication for SSH.

Signed-off-by: Daniel F. Dickinson <[email protected]>
This commit is contained in:
Daniel F. Dickinson
2020-01-18 00:32:22 -05:00
parent f8f3d6fe93
commit bfbd76f612
3 changed files with 32 additions and 0 deletions
+12
View File
@@ -11,6 +11,18 @@ install -m 644 files/console-setup "${ROOTFS_DIR}/etc/default/"
install -m 755 files/rc.local "${ROOTFS_DIR}/etc/"
if [ -n "${PUBKEY_SSH_FIRST_USER}" ]; then
install -v -m 0700 -o 1000 -g 1000 -d "${ROOTFS_DIR}"/home/"${FIRST_USER_NAME}"/.ssh
echo "${PUBKEY_SSH_FIRST_USER}" >"${ROOTFS_DIR}"/home/"${FIRST_USER_NAME}"/.ssh/authorized_keys
chown 1000:1000 "${ROOTFS_DIR}"/home/"${FIRST_USER_NAME}"/.ssh/authorized_keys
chmod 0600 "${ROOTFS_DIR}"/home/"${FIRST_USER_NAME}"/.ssh/authorized_keys
fi
if [ "${PUBKEY_ONLY_SSH}" = "1" ]; then
sed -i -Ee 's/^#?[[:blank:]]*PubkeyAuthentication[[:blank:]]*no[[:blank:]]*$/PubkeyAuthentication yes/
s/^#?[[:blank:]]*PasswordAuthentication[[:blank:]]*yes[[:blank:]]*$/PasswordAuthentication no/' "${ROOTFS_DIR}"/etc/ssh/sshd_config
fi
on_chroot << EOF
systemctl disable hwclock.sh
systemctl disable nfs-common