docker-mailserver/target/bin/addalias

#!/bin/bash

# shellcheck source=../scripts/helpers/index.sh
source /usr/local/bin/helpers/index.sh

function _main() {
  _require_n_parameters_or_print_usage 2 "${@}"

  local MAIL_ALIAS="${1}"
  local RECIPIENT="${2}"

  _manage_virtual_aliases_update "${MAIL_ALIAS}" "${RECIPIENT}" \
    || _exit_with_error "'${MAIL_ALIAS}' is already an alias for recipient: '${RECIPIENT}'"
}

function __usage() {
  printf '%s' "${PURPLE}addalias${RED}(${YELLOW}8${RED})

${ORANGE}USAGE${RESET}
    ./setup.sh alias add <MAIL ALIAS> <RECIPIENT>

${ORANGE}OPTIONS${RESET}
    ${BLUE}Generic Program Information${RESET}
        help       Print the usage information.

${ORANGE}DESCRIPTION${RESET}
    Add an alias for a recipient (a mail account).

    Alias and recipient domains can be different.
    The recipient domain can be external (eg: @gmail.com).

${ORANGE}EXAMPLES${RESET}
    ${LWHITE}./setup.sh alias add alias@example.com recipient@example.com${RESET}
        Add the alias 'alias@example.com' for the mail account 'recipient@example.com'.

    ${LWHITE}./setup.sh alias add alias@example.com 'recipient@example.com, another-recipient@example.com'${RESET}
        Multiple recipients are separated by comma.

${ORANGE}EXIT STATUS${RESET}
    Exit status is 0 if command was successful. If wrong arguments are provided
    or arguments contain errors, the script will exit early with exit status 1.

"
}

_main "${@}"