Merge pull request #81 from thaJeztah/18.09_backport_processandiot

[18.09 backport] Windows:Allow process isolation
Upstream-commit: a1f6b04a8d373dbed6262f076d9aac834031d24a
Component: engine
This commit is contained in:
Andrew Hsu
2018-11-27 09:58:22 -08:00
committed by GitHub

View File

@ -193,12 +193,15 @@ func verifyContainerResources(resources *containertypes.Resources, isHyperv bool
// hostconfig and config structures.
func verifyPlatformContainerSettings(daemon *Daemon, hostConfig *containertypes.HostConfig, config *containertypes.Config, update bool) ([]string, error) {
warnings := []string{}
osv := system.GetOSVersion()
hyperv := daemon.runAsHyperVContainer(hostConfig)
if !hyperv && system.IsWindowsClient() && !system.IsIoTCore() {
// @engine maintainers. This block should not be removed. It partially enforces licensing
// restrictions on Windows. Ping @jhowardmsft if there are concerns or PRs to change this.
return warnings, fmt.Errorf("Windows client operating systems only support Hyper-V containers")
// On RS5, we allow (but don't strictly support) process isolation on Client SKUs.
// Prior to RS5, we don't allow process isolation on Client SKUs.
// @engine maintainers. This block should not be removed. It partially enforces licensing
// restrictions on Windows. Ping @jhowardmsft if there are concerns or PRs to change this.
if !hyperv && system.IsWindowsClient() && osv.Build < 17763 {
return warnings, fmt.Errorf("Windows client operating systems earlier than version 1809 can only run Hyper-V containers")
}
w, err := verifyContainerResources(&hostConfig.Resources, hyperv)
@ -592,9 +595,12 @@ func (daemon *Daemon) stats(c *container.Container) (*types.StatsJSON, error) {
// daemon to run in. This is only applicable on Windows
func (daemon *Daemon) setDefaultIsolation() error {
daemon.defaultIsolation = containertypes.Isolation("process")
// On client SKUs, default to Hyper-V. Note that IoT reports as a client SKU
// but it should not be treated as such.
if system.IsWindowsClient() && !system.IsIoTCore() {
osv := system.GetOSVersion()
// On client SKUs, default to Hyper-V. @engine maintainers. This
// should not be removed. Ping @jhowardmsft is there are PRs to
// to change this.
if system.IsWindowsClient() {
daemon.defaultIsolation = containertypes.Isolation("hyperv")
}
for _, option := range daemon.configStore.ExecOptions {
@ -613,10 +619,11 @@ func (daemon *Daemon) setDefaultIsolation() error {
daemon.defaultIsolation = containertypes.Isolation("hyperv")
}
if containertypes.Isolation(val).IsProcess() {
if system.IsWindowsClient() && !system.IsIoTCore() {
if system.IsWindowsClient() && osv.Build < 17763 {
// On RS5, we allow (but don't strictly support) process isolation on Client SKUs.
// @engine maintainers. This block should not be removed. It partially enforces licensing
// restrictions on Windows. Ping @jhowardmsft if there are concerns or PRs to change this.
return fmt.Errorf("Windows client operating systems only support Hyper-V containers")
return fmt.Errorf("Windows client operating systems earlier than version 1809 can only run Hyper-V containers")
}
daemon.defaultIsolation = containertypes.Isolation("process")
}