rebase: update kubernetes and libraries to v1.22.0 version

Kubernetes v1.22 version has been released and this update
ceph csi dependencies to use the same version.

Signed-off-by: Humble Chirammal <hchiramm@redhat.com>
This commit is contained in:
Humble Chirammal
2021-08-09 12:49:24 +05:30
committed by mergify[bot]
parent e077c1fdf5
commit aa698bc3e1
759 changed files with 61864 additions and 6514 deletions

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@ -0,0 +1,16 @@
package apparmor
import "errors"
var (
// IsEnabled returns true if apparmor is enabled for the host.
IsEnabled = isEnabled
// ApplyProfile will apply the profile with the specified name to the process after
// the next exec. It is only supported on Linux and produces an ErrApparmorNotEnabled
// on other platforms.
ApplyProfile = applyProfile
// ErrApparmorNotEnabled indicates that AppArmor is not enabled or not supported.
ErrApparmorNotEnabled = errors.New("apparmor: config provided but apparmor not supported")
)

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@ -0,0 +1,69 @@
package apparmor
import (
"errors"
"fmt"
"io/ioutil"
"os"
"sync"
"github.com/opencontainers/runc/libcontainer/utils"
)
var (
appArmorEnabled bool
checkAppArmor sync.Once
)
// isEnabled returns true if apparmor is enabled for the host.
func isEnabled() bool {
checkAppArmor.Do(func() {
if _, err := os.Stat("/sys/kernel/security/apparmor"); err == nil {
buf, err := ioutil.ReadFile("/sys/module/apparmor/parameters/enabled")
appArmorEnabled = err == nil && len(buf) > 1 && buf[0] == 'Y'
}
})
return appArmorEnabled
}
func setProcAttr(attr, value string) error {
// Under AppArmor you can only change your own attr, so use /proc/self/
// instead of /proc/<tid>/ like libapparmor does
attrPath := "/proc/self/attr/apparmor/" + attr
if _, err := os.Stat(attrPath); errors.Is(err, os.ErrNotExist) {
// fall back to the old convention
attrPath = "/proc/self/attr/" + attr
}
f, err := os.OpenFile(attrPath, os.O_WRONLY, 0)
if err != nil {
return err
}
defer f.Close()
if err := utils.EnsureProcHandle(f); err != nil {
return err
}
_, err = f.WriteString(value)
return err
}
// changeOnExec reimplements aa_change_onexec from libapparmor in Go
func changeOnExec(name string) error {
if err := setProcAttr("exec", "exec "+name); err != nil {
return fmt.Errorf("apparmor failed to apply profile: %s", err)
}
return nil
}
// applyProfile will apply the profile with the specified name to the process after
// the next exec. It is only supported on Linux and produces an error on other
// platforms.
func applyProfile(name string) error {
if name == "" {
return nil
}
return changeOnExec(name)
}

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@ -0,0 +1,14 @@
// +build !linux
package apparmor
func isEnabled() bool {
return false
}
func applyProfile(name string) error {
if name != "" {
return ErrApparmorNotEnabled
}
return nil
}