Function ValidateInfo

container/docker/docker.go:102–131

ValidateInfo checks whether the dockerInfo reflects a valid docker setup, and returns it if it does, or an error otherwise.

(GetInfo func() (*dockersystem.Info, error), ServerVersion func() (string, error))

// ValidateInfo checks whether the dockerInfo reflects a valid docker setup, and returns it if it does, or an
// error otherwise.
func ValidateInfo(GetInfo func() (*dockersystem.Info, error), ServerVersion func() (string, error)) (*dockersystem.Info, error) {
	info, err := GetInfo()
	if err != nil {
		return nil, err
	}

	// Fall back to version API if ServerVersion is not set in info.
	if info.ServerVersion == "" {
		var err error
		info.ServerVersion, err = ServerVersion()
		if err != nil {
			return nil, fmt.Errorf("unable to get runtime version: %v", err)
		}
	}

	version, err := ParseVersion(info.ServerVersion, VersionRe, 3)
	if err != nil {
		return nil, err
	}

	if version[0] < 1 {
		return nil, fmt.Errorf("cAdvisor requires runtime version %v or above but we have found version %v reported as %q", []int{1, 0, 0}, version, info.ServerVersion)
	}

	if info.Driver == "" {
		return nil, fmt.Errorf("failed to find runtime storage driver")
	}

	return info, nil
}

func Info() (*dockersystem.Info, error) {
	client, err := Client()