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Merge pull request #7532 from rhatdan/run

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We should not be mounting /run as noexec when run with --systemd
This commit is contained in:
OpenShift Merge Robot
2020-09-02 13:47:12 -04:00
committed by GitHub
parent 37791d717f d68a6b52ec
commit fa487a6522
3 changed files with 18 additions and 2 deletions
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4
libpod/container_internal_linux.go
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@ -563,7 +563,7 @@ func (c *Container) generateSpec(ctx context.Context) (*spec.Spec, error) {
// systemd expects to have /run, /run/lock and /tmp on tmpfs
// It also expects to be able to write to /sys/fs/cgroup/systemd and /var/log/journal
func (c *Container) setupSystemd(mounts []spec.Mount, g generate.Generator) error {
options := []string{"rw", "rprivate", "noexec", "nosuid", "nodev"}
options := []string{"rw", "rprivate", "nosuid", "nodev"}
for _, dest := range []string{"/run", "/run/lock"} {
if MountExists(mounts, dest) {
continue
@ -627,7 +627,7 @@ func (c *Container) setupSystemd(mounts []spec.Mount, g generate.Generator) erro
Destination: "/sys/fs/cgroup/systemd",
Type: "bind",
Source: "/sys/fs/cgroup/systemd",
Options: []string{"bind", "nodev", "noexec", "nosuid", "rprivate"},
Options: []string{"bind", "nodev", "nosuid", "rprivate"},
}
g.AddMount(systemdMnt)
g.AddLinuxMaskedPaths("/sys/fs/cgroup/systemd/release_agent")

8
test/e2e/run_test.go
View File

@ -919,6 +919,14 @@ USER mail`
Expect(session.OutputToString()).To(Not(ContainSubstring("/dev/shm type tmpfs (ro,")))
})
It("podman run readonly container should NOT mount /run noexec", func() {
session := podmanTest.Podman([]string{"run", "--read-only", ALPINE, "sh", "-c", "mount | grep \"/run \""})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
Expect(session.OutputToString()).To(Not(ContainSubstring("noexec")))
})
It("podman run with bad healthcheck retries", func() {
session := podmanTest.Podman([]string{"run", "-dt", "--health-cmd", "[\"foo\"]", "--health-retries", "0", ALPINE, "top"})
session.Wait()

8
test/e2e/systemd_test.go
View File

@ -146,4 +146,12 @@ WantedBy=multi-user.target
Expect(len(conData)).To(Equal(1))
Expect(conData[0].Config.SystemdMode).To(BeTrue())
})
It("podman run --systemd container should NOT mount /run noexec", func() {
session := podmanTest.Podman([]string{"run", "--systemd", "always", ALPINE, "sh", "-c", "mount | grep \"/run \""})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
Expect(session.OutputToString()).To(Not(ContainSubstring("noexec")))
})
})