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docker-mailserver/target/bin/setquota
Georg Lauterbach b9dbec3276
scripts: refactored scripts located under target/bin/ (#2500)
* refactored scripts located under `target/bin/`

The scripts under `target/bin/` now use the new log and I replaced some
`""` with `''` on the way. The functionality stays the same, this mostly
style and log.

* corrected fail2ban (script and tests)

* corrected OpenDKIM log output in tests

* reverted (some) changes to `sedfile`

Moreover, a few messages for BATS were streamlined and a regression in
the linting script reverted.

* apple PR feedback

* improve log output from `fail2ban` script

The new output has a single, clear message with the '[  ERROR  ]  '
prefix, and then output that explains the error afterwards. This is
coherent with the logging style which should be used while providing
more information than just a single line about IPTables not functioning.

* simplified `setquota` script

* consistently named the `__usage` function

Before, scripts located under `target/bin/` were using `usage` or
`__usage`. Now, they're using `__usage` as they should.

* improved `sedfile`

With `sedfile`, we cannot use the helper functions in a nice way because
it is used early in the Dockerfile at a stage where the helper scripts
are not yet copied. The script has been adjusted to be canonical with
all the other scripts under `target/bin/`.

* fixed tests

* removed `__usage` from places where it does not belong

`__usage` is to be used on wrong user input, not on other failures as
well. This was fixed in `delquota` and `setquota`.

* apply PR review feedback
2022-03-26 09:30:09 +01:00

44 lines
1.4 KiB
Bash
Executable File

#! /bin/bash
# ? This is done to ignore the message "Make sure not to read and write
# ? the same file in the same pipeline", which is a result of ${DATABASE}
# ? being used below. (This disables the message file-wide.)
# shellcheck disable=SC2094
# shellcheck source=../scripts/helpers/index.sh
source /usr/local/bin/helpers/index.sh
DATABASE=${DATABASE:-/tmp/docker-mailserver/dovecot-quotas.cf}
USER_DATABASE=${USER_DATABASE:-/tmp/docker-mailserver/postfix-accounts.cf}
USER="${1}"
shift
QUOTA="${*}"
function __usage { echo 'Usage: setquota <user@domain> [<quota>]' ; }
[[ -z ${USER} ]] && { __usage ; _exit_with_error "No username specified" ; }
[[ ${USER} =~ .*\@.* ]] || { __usage ; _exit_with_error "Username must include the domain" ; }
grep -qE "^${USER}\|" "${USER_DATABASE}" || _exit_with_error "User '${USER}' does not exist"
if [[ -z ${QUOTA} ]]
then
read -r -s 'Enter quota (e.g. 10M): ' QUOTA
echo
[[ -z "${QUOTA}" ]] && _exit_with_error 'Quota must not be empty (use 0 for unlimited quota)'
fi
# check quota
if ! grep -qE "^([0-9]+(B|k|M|G|T)|0)\$" <<< "${QUOTA}"
then
__usage
_exit_with_error 'Invalid quota format. e.g. 302M (B (byte), k (kilobyte), M (megabyte), G (gigabyte) or T (terabyte))'
fi
_create_lock # Protect config file with lock to avoid race conditions
touch "${DATABASE}"
delquota "${USER}"
echo "${USER}:${QUOTA}" >>"${DATABASE}"