trove/integration/scripts/files/elements/ubuntu-guest/extra-data.d/62-ssh-key

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#!/bin/bash
set -e
set -o xtrace
# CONTEXT: HOST prior to IMAGE BUILD as SCRIPT USER
# PURPOSE: creates the SSH key on the host if it doesn't exist. Then this copies the keys over to a staging area where
# they will be duplicated in the guest VM.
# This process allows the host to log into the guest but more importantly the guest phones home to get the trove
# source
source $_LIB/die
[ -n "$TMP_HOOKS_PATH" ] || die "Temp hook path not set"
[ -n "${HOST_USERNAME}" ] || die "HOST_USERNAME needs to be set to the user for the current user on the host"
if [ `whoami` = "root" ]; then
die "This should not be run as root"
fi
# Guest agent needs to ssh into the controller to download code in dev mode.
if [ -e ${SSH_DIR}/id_rsa ]; then
sudo -Hiu ${HOST_USERNAME} dd if=${SSH_DIR}/id_rsa of=${TMP_HOOKS_PATH}/id_rsa
sudo -Hiu ${HOST_USERNAME} dd if=${SSH_DIR}/id_rsa.pub of=${TMP_HOOKS_PATH}/id_rsa.pub
else
die "SSH keys must exist"
fi