docker-mailserver/target/scripts/startup/check-stack.sh

54 lines
1.5 KiB
Bash

#!/bin/bash
declare -a FUNCS_CHECK
function _register_check_function() {
FUNCS_CHECK+=("${1}")
_log 'trace' "${1}() registered"
}
function _check() {
_log 'info' 'Checking configuration'
for FUNC in "${FUNCS_CHECK[@]}"; do
${FUNC}
done
}
function _check_hostname() {
_log 'debug' 'Checking that hostname/domainname is provided or overridden'
_log 'debug' "Domain has been set to ${DOMAINNAME}"
_log 'debug' "Hostname has been set to ${HOSTNAME}"
# HOSTNAME should be an FQDN (eg: hostname.domain)
if ! grep -q -E '^(\S+[.]\S+)$' <<< "${HOSTNAME}"; then
_dms_panic__general 'Setting hostname/domainname is required'
fi
}
function _check_log_level() {
if [[ ${LOG_LEVEL} == 'trace' ]] \
|| [[ ${LOG_LEVEL} == 'debug' ]] \
|| [[ ${LOG_LEVEL} == 'info' ]] \
|| [[ ${LOG_LEVEL} == 'warn' ]] \
|| [[ ${LOG_LEVEL} == 'error' ]]
then
return 0
else
local DEFAULT_LOG_LEVEL='info'
_log 'warn' "Log level '${LOG_LEVEL}' is invalid (falling back to default '${DEFAULT_LOG_LEVEL}')"
# shellcheck disable=SC2034
VARS[LOG_LEVEL]="${DEFAULT_LOG_LEVEL}"
LOG_LEVEL="${DEFAULT_LOG_LEVEL}"
fi
}
function _check_spam_prefix() {
# This check should be independent of ENABLE_POP3 and ENABLE_IMAP
if [[ ${MOVE_SPAM_TO_JUNK} -eq 0 ]] \
&& [[ -z ${SPAM_SUBJECT} ]]; then
_log 'warn' "'MOVE_SPAM_TO_JUNK=0' and 'SPAM_SUBJECT' is empty - make sure this is intended: spam e-mails might not be immediately recognizable in this configuration"
fi
}