_ganeti_destroy-commands(){
        local cur prev opts
        COMPREPLY=()
        cur="${COMP_WORDS[COMP_CWORD]}"
        prev="${COMP_WORDS[COMP_CWORD-1]}"
        opts=$(jq .instances[].name -r /var/lib/ganeti/config.data)
        COMPREPLY=( $(compgen -W "$opts" -- ${cur}) )
        return 0
}

complete -F _ganeti_destroy-commands destroy