#!/bin/bash

set -eu

readonly source_dir="$(cd "$(dirname "${BASH_SOURCE[0]}")/../.." && pwd)"
readonly sudo_scripts_dir="${source_dir}/src/scripts"

if [[ ! -f /usr/bin/node ]]; then
    echo "check-install: node is not in root user's environment. '/usr/bin/env node' will not work"
    exit 1
fi

# checks if all scripts are sudo access
readarray -d '' scripts < <(find ${sudo_scripts_dir} -type f -print0)
declare -a missing_scripts=()
for script in "${scripts[@]}"; do
    # sudo -k ignores a cached sudo session for the command
    if [[ $(sudo -k -n "${script}" --check 2>/dev/null) != "OK" ]]; then
        missing_scripts+=("${script}")
    fi
done

if [[ ${#missing_scripts[@]} -gt 0 ]]; then
    echo "The following script(s) have no sudo access: ${missing_scripts[*]} . Try 'sudo -n ${missing_scripts[0]} --check'"
    echo -e "\nYou have to add the lines below to /etc/sudoers.d/yellowtent\n\n"
 
    for missing_script in "${missing_scripts[@]}"; do
        echo "Defaults!${missing_script} env_keep=\"HOME BOX_ENV\""
        echo "${USER} ALL=(ALL) NOPASSWD: ${missing_script}"
        echo ""
    done

    exit 1
fi

setenv_scripts=(starttask.sh backupupload.js)
for script in "${setenv_scripts[@]}"; do
    if ! grep -q ":SETENV:.*${script}" "/etc/sudoers.d/yellowtent"; then
        echo "SETENV missing for ${script} in /etc/sudoers.d/yellowtent"
        exit 1
    fi
done

if ! grep -q "backupupload.js closefrom_override" "/etc/sudoers.d/yellowtent"; then
    echo "backupupload.js needs closefrom_override in /etc/sudoers.d/yellowtent"
    exit 1
fi

images=$(node -e "const i = require('${source_dir}/src/infra_version.js'); console.log(Object.keys(i.images).map(x => i.images[x]).join(' '));")

for image in ${images}; do
    if ! docker inspect "${image}" >/dev/null 2>/dev/null; then
        docker pull ${image%@sha256:*}
    fi
done