Merge pull request #8863 from mgoltzsche/fix_seccomp_when_privileged

Disable seccomp by default when creating a privileged container.
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OpenShift Merge Robot 2021-01-04 14:49:41 +01:00 committed by GitHub
commit 8e4d19da15
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2 changed files with 10 additions and 1 deletions

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@ -172,7 +172,7 @@ func securityConfigureGenerator(s *specgen.SpecGenerator, g *generate.Generator,
// Clear default Seccomp profile from Generator for unconfined containers
// and privileged containers which do not specify a seccomp profile.
if s.SeccompProfilePath == "unconfined" || (s.Privileged && (s.SeccompProfilePath == config.SeccompOverridePath || s.SeccompProfilePath == config.SeccompDefaultPath)) {
if s.SeccompProfilePath == "unconfined" || (s.Privileged && (s.SeccompProfilePath == "" || s.SeccompProfilePath == config.SeccompOverridePath || s.SeccompProfilePath == config.SeccompDefaultPath)) {
configSpec.Linux.Seccomp = nil
}

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@ -110,6 +110,15 @@ var _ = Describe("Podman privileged container tests", func() {
Expect("0000000000000000").To(Equal(capEff[1]))
})
It("podman privileged should disable seccomp by default", func() {
hostSeccomp := SystemExec("grep", []string{"-Ei", "^Seccomp:\\s+0$", "/proc/self/status"})
Expect(hostSeccomp.ExitCode()).To(Equal(0))
session := podmanTest.Podman([]string{"run", "--privileged", ALPINE, "grep", "-Ei", "^Seccomp:\\s+0$", "/proc/self/status"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
})
It("podman non-privileged should have very few devices", func() {
session := podmanTest.Podman([]string{"run", "-t", "busybox", "ls", "-l", "/dev"})
session.WaitWithDefaultTimeout()