#!/bin/bash
# script to get the ONIE version from NOS

ONIEPATH="/mnt/onie-boot"

# Exit if not superuser
if [[ "$EUID" -ne 0 ]]; then
    echo "This command must be run as root" >&2
    exit 1
fi

# Mount ONIE partition if not already mounted
if ! grep -qs ${ONIEPATH} /proc/mounts; then
    mkdir -p ${ONIEPATH}
    mount LABEL=ONIE-BOOT ${ONIEPATH} || ERR=$?
    if [[ ${ERR} -ne 0 ]]; then
        exit 1
    fi
fi

# Get ONIE version
onie_version=$(${ONIEPATH}/onie/tools/bin/onie-version | grep "ONIE version") || ERR=$?
if [[ ${ERR} -ne 0 ]]; then
    exit 1
fi

onie_version=$(echo ${onie_version} | awk '{print $NF}')
echo ${onie_version}