docker-mailserver/target/scripts/startup/check-stack.sh
2023-03-06 10:06:50 +01:00

63 lines
1.4 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_improper_restart
{
_log 'debug' 'Checking for improper restart'
if [[ -f /CONTAINER_START ]]
then
_log 'warn' 'This container was (likely) improperly restarted which can result in undefined behavior'
_log 'warn' 'Please destroy the container properly and then start DMS again'
fi
}
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' '' 'immediate'
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
}