backup.container.utils

#!/bin/bash
# =================================================================================================================
# Container Utility Functions:
# -----------------------------------------------------------------------------------------------------------------
function isPostgres(){
  (
    if isInstalled "psql"; then
      return 0
    else
      return 1
    fi
  )
}

function isMongo(){
  (
    if isInstalled "mongosh"; then
      return 0
    else
      return 1
    fi
  )
}

function isMsSql(){
  (
    if isInstalled "sqlcmd"; then
      return 0
    else
      return 1
    fi
  )
}

function isMariaDb(){
  (
    # If a seperate mysql plugin is added, this check may be insufficient to establish the container type.
    if isInstalled "mysql"; then
      return 0
    else
      return 1
    fi
  )
}

function getContainerType(){
  (
    local _containerType=${UNKNOWN_DB}
    _rtnCd=0

    if isPostgres; then
      _containerType=${POSTGRE_DB}
    elif isMongo; then
      _containerType=${MONGO_DB}
    elif isMsSql; then
      _containerType=${MSSQL_DB}
    elif isMariaDb; then
      _containerType=${MARIA_DB}
    else
      _containerType=${UNKNOWN_DB}
      _rtnCd=1
    fi

    echo "${_containerType}"
    return ${_rtnCd}
  )
}

function isForContainerType(){
  (
    _databaseSpec=${1}
    _databaseType=$(getDatabaseType ${_databaseSpec})

    # If the database type has not been defined, assume the database spec is valid for the current databse container type.
    if [ -z "${_databaseType}" ] || [[ "${_databaseType}" == "${CONTAINER_TYPE}" ]]; then
      return 0
    else
      return 1
    fi
  )
}
# ======================================================================================