daemon/network/network_mode_unix.go
//go:build !windows
package network
import (
"github.com/docker/docker/api/types/container"
"github.com/docker/docker/api/types/network"
)
const defaultNetwork = network.NetworkBridge
func isPreDefined(network string) bool {
n := container.NetworkMode(network)
return n.IsBridge() || n.IsHost() || n.IsNone() || n.IsDefault()
}