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package integration
import (
"fmt"
"os"
"strings"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
)
var _ = Describe("Podman privileged container tests", func() {
var (
tempdir string
err error
podmanTest PodmanTest
)
BeforeEach(func() {
tempdir, err = CreateTempDirInTempDir()
if err != nil {
os.Exit(1)
}
podmanTest = PodmanCreate(tempdir)
podmanTest.RestoreAllArtifacts()
})
AfterEach(func() {
podmanTest.Cleanup()
f := CurrentGinkgoTestDescription()
timedResult := fmt.Sprintf("Test: %s completed in %f seconds", f.TestText, f.Duration.Seconds())
GinkgoWriter.Write([]byte(timedResult))
})
It("podman privileged make sure sys is mounted rw", func() {
session := podmanTest.Podman([]string{"run", "--privileged", "busybox", "mount"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
ok, lines := session.GrepString("sysfs")
Expect(ok).To(BeTrue())
Expect(lines[0]).To(ContainSubstring("sysfs (rw,"))
})
It("podman privileged CapEff", func() {
cap := podmanTest.SystemExec("grep", []string{"CapEff", "/proc/self/status"})
cap.WaitWithDefaultTimeout()
Expect(cap.ExitCode()).To(Equal(0))
session := podmanTest.Podman([]string{"run", "--privileged", "busybox", "grep", "CapEff", "/proc/self/status"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
Expect(session.OutputToString()).To(Equal(cap.OutputToString()))
})
It("podman cap-add CapEff", func() {
cap := podmanTest.SystemExec("grep", []string{"CapEff", "/proc/self/status"})
cap.WaitWithDefaultTimeout()
Expect(cap.ExitCode()).To(Equal(0))
session := podmanTest.Podman([]string{"run", "--cap-add", "all", "busybox", "grep", "CapEff", "/proc/self/status"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
Expect(session.OutputToString()).To(Equal(cap.OutputToString()))
})
It("podman cap-drop CapEff", func() {
session := podmanTest.Podman([]string{"run", "--cap-drop", "all", "busybox", "grep", "CapEff", "/proc/self/status"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
capEff := strings.Split(session.OutputToString(), " ")
Expect("0000000000000000").To(Equal(capEff[1]))
})
It("podman non-privileged should have very few devices", func() {
session := podmanTest.Podman([]string{"run", "-t", "busybox", "ls", "-l", "/dev"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
Expect(len(session.OutputToStringArray())).To(Equal(17))
})
It("podman privileged should inherit host devices", func() {
session := podmanTest.Podman([]string{"run", "--privileged", ALPINE, "ls", "-l", "/dev"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
Expect(len(session.OutputToStringArray())).To(BeNumerically(">", 20))
})
It("run no-new-privileges test", func() {
// Check if our kernel is new enough
k, err := IsKernelNewThan("4.14")
Expect(err).To(BeNil())
if !k {
Skip("Kernel is not new enough to test this feature")
}
cap := podmanTest.SystemExec("grep", []string{"NoNewPrivs", "/proc/self/status"})
cap.WaitWithDefaultTimeout()
if cap.ExitCode() != 0 {
Skip("Can't determine NoNewPrivs")
}
session := podmanTest.Podman([]string{"run", "busybox", "grep", "NoNewPrivs", "/proc/self/status"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
privs := strings.Split(cap.OutputToString(), ":")
session = podmanTest.Podman([]string{"run", "--security-opt", "no-new-privileges", "busybox", "grep", "NoNewPrivs", "/proc/self/status"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
noprivs := strings.Split(cap.OutputToString(), ":")
Expect(privs[1]).To(Not(Equal(noprivs[1])))
})
})
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