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Admit NoNewPrivs for remote and rkt runtimes

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This commit is contained in:
Pengfei Ni 2017-08-26 20:24:56 +08:00
parent 6368c1fc82
commit fc8736fd97
1 changed files with 19 additions and 30 deletions
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15
pkg/kubelet/lifecycle/handlers.go
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@ -187,21 +187,11 @@ func (a *noNewPrivsAdmitHandler) Admit(attrs *PodAdmitAttributes) PodAdmitResult
return PodAdmitResult{Admit: true}
}
// Always admit for remote runtime.
if a.Runtime.Type() == kubetypes.RemoteContainerRuntime {
// Always admit runtimes except docker.
if a.Runtime.Type() != kubetypes.DockerContainerRuntime {
return PodAdmitResult{Admit: true}
}
// Make sure it is either docker or rkt runtimes.
if a.Runtime.Type() != kubetypes.DockerContainerRuntime && a.Runtime.Type() != kubetypes.RktContainerRuntime {
return PodAdmitResult{
Admit: false,
Reason: "NoNewPrivs",
Message: fmt.Sprintf("Cannot enforce NoNewPrivs: %s runtime not supported", a.Runtime.Type()),
}
}
if a.Runtime.Type() == kubetypes.DockerContainerRuntime {
// Make sure docker api version is valid.
rversion, err := a.Runtime.APIVersion()
if err != nil {
@ -227,7 +217,6 @@ func (a *noNewPrivsAdmitHandler) Admit(attrs *PodAdmitAttributes) PodAdmitResult
Message: fmt.Sprintf("Cannot enforce NoNewPrivs: docker runtime API version %q must be greater than or equal to 1.23", rversion.String()),
}
}
}
return PodAdmitResult{Admit: true}
}