package daemon import ( "errors" "fmt" "strings" "github.com/docker/docker/runconfig" ) func mergeLxcConfIntoOptions(hostConfig *runconfig.HostConfig) ([]string, error) { if hostConfig == nil { return nil, nil } out := []string{} // merge in the lxc conf options into the generic config map if lxcConf := hostConfig.LxcConf; lxcConf != nil { lxSlice := lxcConf.Slice() for _, pair := range lxSlice { // because lxc conf gets the driver name lxc.XXXX we need to trim it off // and let the lxc driver add it back later if needed if !strings.Contains(pair.Key, ".") { return nil, errors.New("Illegal Key passed into LXC Configurations") } parts := strings.SplitN(pair.Key, ".", 2) out = append(out, fmt.Sprintf("%s=%s", parts[1], pair.Value)) } } return out, nil }