41 lines
1.3 KiB
Go
41 lines
1.3 KiB
Go
package system // import "github.com/docker/docker/pkg/system"
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import (
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"os"
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"github.com/Microsoft/hcsshim/osversion"
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"github.com/sirupsen/logrus"
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)
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var (
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// lcowSupported determines if Linux Containers on Windows are supported.
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lcowSupported = false
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// containerdRuntimeSupported determines if ContainerD should be the runtime.
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// As of March 2019, this is an experimental feature.
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containerdRuntimeSupported = false
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)
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// InitLCOW sets whether LCOW is supported or not. Requires RS5+
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func InitLCOW(experimental bool) {
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v := GetOSVersion()
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if experimental && v.Build >= osversion.RS5 {
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lcowSupported = true
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}
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}
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// InitContainerdRuntime sets whether to use ContainerD for runtime
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// on Windows. This is an experimental feature still in development, and
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// also requires an environment variable to be set (so as not to turn the
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// feature on from simply experimental which would also mean LCOW.
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func InitContainerdRuntime(experimental bool, cdPath string) {
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if experimental && len(cdPath) > 0 && len(os.Getenv("DOCKER_WINDOWS_CONTAINERD_RUNTIME")) > 0 {
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logrus.Warnf("Using ContainerD runtime. This feature is experimental")
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containerdRuntimeSupported = true
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}
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}
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// ContainerdRuntimeSupported returns true if the use of ContainerD runtime is supported.
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func ContainerdRuntimeSupported() bool {
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return containerdRuntimeSupported
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}
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