dotcloud/docker

//go:build freebsd || darwin

package operatingsystem // import "github.com/docker/docker/pkg/parsers/operatingsystem"

import (
    "errors"

    "golang.org/x/sys/unix"
)

// GetOperatingSystem gets the name of the current operating system.
func GetOperatingSystem() (string, error) {
    utsname := &unix.Utsname{}
    if err := unix.Uname(utsname); err != nil {
        return "", err
    }
    return unix.ByteSliceToString(utsname.Machine[:]), nil
}

// GetOperatingSystemVersion gets the version of the current operating system, as a string.
func GetOperatingSystemVersion() (string, error) {
    // there's no standard unix way of getting this, sadly...
    return "", errors.New("Unsupported on generic unix")
}

// IsContainerized returns true if we are running inside a container.
// No-op on FreeBSD and Darwin, always returns false.
func IsContainerized() (bool, error) {
    // TODO: Implement jail detection for freeBSD
    return false, errors.New("Cannot detect if we are in container")
}