#!/bin/bash

set -e

version_gt() { test "$(echo "$@" | tr " " "\n" | sort -V | head -n 1)" != "$1"; }

## bug: https://github.com/adoptium/containers/issues/215#issuecomment-1142046045
docker_version=$(docker info --format '{{.ServerVersion}}')
if ! version_gt "$docker_version" 20.10.0; then
    err "Sorry, $SERVICE_NAME require docker version >= 20.10 (current: $docker_version)"
    exit 1
fi


PASSWORD_FILE="$SERVICE_DATASTORE"/secret-password

if ! [ -f "$PASSWORD_FILE" ]; then
    info "Generating secret password"
    mkdir -p "${PASSWORD_FILE%/*}"
    umask 077
    openssl rand -base64 32 > "$PASSWORD_FILE"
else
    info "Using existing secret password"
fi

secret_password=$(cat "$PASSWORD_FILE")
support_email=$(options-get support-email)
allowed_emails=$(options-get allowed-emails "") || true

if [ -z "$allowed_emails" ]; then
    allowed_emails="*"
fi

init-config-add "\
  $MASTER_BASE_SERVICE_NAME:
    environment:
      SECRET_PASSWORD: \"$secret_password\"
      SUPPORT_EMAIL: \"$support_email\"
      ALLOWED_EMAILS: \"$allowed_emails\"
"