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kernel_unix.go
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/
kernel_unix.go
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//go:build linux || freebsd || openbsd
package kernel // import "github.com/docker/docker/pkg/parsers/kernel"
import (
"context"
"github.com/containerd/log"
"golang.org/x/sys/unix"
)
// GetKernelVersion gets the current kernel version.
func GetKernelVersion() (*VersionInfo, error) {
uts, err := uname()
if err != nil {
return nil, err
}
// Remove the \x00 from the release for Atoi to parse correctly
return ParseRelease(unix.ByteSliceToString(uts.Release[:]))
}
// CheckKernelVersion checks if current kernel is newer than (or equal to)
// the given version.
func CheckKernelVersion(k, major, minor int) bool {
if v, err := GetKernelVersion(); err != nil {
log.G(context.TODO()).Warnf("error getting kernel version: %s", err)
} else {
if CompareKernelVersion(*v, VersionInfo{Kernel: k, Major: major, Minor: minor}) < 0 {
return false
}
}
return true
}