Skip to content
Open
Show file tree
Hide file tree
Changes from all commits
Commits
File filter

Filter by extension

Filter by extension

Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
8 changes: 7 additions & 1 deletion libpod/container_internal_common.go
Original file line number Diff line number Diff line change
Expand Up @@ -310,7 +310,13 @@ func (c *Container) generateSpec(ctx context.Context) (*spec.Spec, error) {
if err := c.relabel(m.Source, c.MountLabel(), label.IsShared(o)); err != nil {
return nil, err
}

case "no-dereference":
// crun calls the option `copy-symlink`.
// Podman decided for --no-dereference as many
// bin-utils tools (e..g, touch, chown, cp) do.
options = append(options, "copy-symlink")
case "copy", "nocopy":
// no real OCI runtime bind mount options, these should already be handled by the named volume mount above
default:
options = append(options, o)
}
Expand Down
13 changes: 13 additions & 0 deletions libpod/runtime_ctr.go
Original file line number Diff line number Diff line change
Expand Up @@ -469,6 +469,15 @@ func (r *Runtime) setupContainer(ctx context.Context, ctr *Container) (_ *Contai
if err == nil {
ctrNamedVolumes = append(ctrNamedVolumes, dbVol)
// The volume exists, we're good
// Make sure to drop all volume-opt options as they only apply to
// the volume create which we don't do again.
var volOpts []string
for _, opts := range vol.Options {
if !strings.HasPrefix(opts, "volume-opt") {
volOpts = append(volOpts, opts)
}
}
vol.Options = volOpts
continue
} else if !errors.Is(err, define.ErrNoSuchVolume) {
return nil, fmt.Errorf("error retrieving named volume %s for new container: %w", vol.Name, err)
Expand All @@ -487,6 +496,7 @@ func (r *Runtime) setupContainer(ctx context.Context, ctr *Container) (_ *Contai
if len(vol.Options) > 0 {
isDriverOpts := false
driverOpts := make(map[string]string)
var volOpts []string
for _, opts := range vol.Options {
if strings.HasPrefix(opts, "volume-opt") {
isDriverOpts = true
Expand All @@ -495,8 +505,11 @@ func (r *Runtime) setupContainer(ctx context.Context, ctr *Container) (_ *Contai
return nil, err
}
driverOpts[driverOptKey] = driverOptValue
} else {
volOpts = append(volOpts, opts)
}
}
vol.Options = volOpts
if isDriverOpts {
parsedOptions := []VolumeCreateOption{WithVolumeOptions(driverOpts)}
volOptions = append(volOptions, parsedOptions...)
Expand Down
44 changes: 34 additions & 10 deletions test/e2e/run_volume_test.go
Original file line number Diff line number Diff line change
@@ -1,19 +1,22 @@
package integration

import (
"encoding/json"
"fmt"
"io/ioutil"
"os"
"os/exec"
"os/user"
"path/filepath"
"strconv"
"strings"

"github.com/containers/podman/v4/pkg/rootless"
. "github.com/containers/podman/v4/test/utils"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
. "github.com/onsi/gomega/gexec"
"github.com/opencontainers/runtime-spec/specs-go"
)

// in-container mount point: using a path that is definitely not present
Expand Down Expand Up @@ -453,9 +456,27 @@ var _ = Describe("Podman run with volumes", func() {
Expect(separateVolumeSession).Should(Exit(0))
Expect(separateVolumeSession.OutputToString()).To(Equal(baselineOutput))

copySession := podmanTest.Podman([]string{"run", "--rm", "-v", "testvol3:/etc/apk:copy", ALPINE, "stat", "-c", "%h", "/etc/apk/arch"})
copySession.WaitWithDefaultTimeout()
Expect(copySession).Should(Exit(0))
podmanTest.PodmanExitCleanly("run", "--name", "testctr", "-v", "testvol3:/etc/apk:copy", ALPINE, "stat", "-c", "%h", "/etc/apk/arch")
Copy link
Copy Markdown
Member

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

Copy link
Copy Markdown
Member Author

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

Thanks, will do. Note: Last time I tried to run integration tests on this branch, they wouldn't even compile. So I think there's likely many more changes needed.


inspect := podmanTest.PodmanExitCleanly("container", "inspect", "testctr", "--format", "{{.OCIConfigPath}}")

// Make extra check that the OCI config does not contain the copy opt, runc 1.3.0 fails on that while crun does not.
// We only test crun upstream so make sure the spec is sane: https://github.com/containers/podman/issues/26938
f, err := os.Open(inspect.OutputToString())
Expect(err).ToNot(HaveOccurred())
defer f.Close()
var spec specs.Spec
err = json.NewDecoder(f).Decode(&spec)
Expect(err).ToNot(HaveOccurred())

found := false
for _, m := range spec.Mounts {
if m.Destination == "/etc/apk" {
found = true
Expect(m.Options).To(Equal([]string{"rprivate", "nosuid", "nodev", "rbind"}))
}
}
Expect(found).To(BeTrue(), "OCI spec contains /etc/apk mount")

noCopySession := podmanTest.Podman([]string{"run", "--rm", "-v", "testvol4:/etc/apk:nocopy", ALPINE, "stat", "-c", "%h", "/etc/apk/arch"})
noCopySession.WaitWithDefaultTimeout()
Expand Down Expand Up @@ -877,14 +898,17 @@ VOLUME /test/`, ALPINE)
It("podman run with --mount and named volume with driver-opts", func() {
// anonymous volume mount with driver opts
vol := "type=volume,source=test_vol,dst=/test,volume-opt=type=tmpfs,volume-opt=device=tmpfs,volume-opt=o=nodev"
session := podmanTest.Podman([]string{"run", "--rm", "--mount", vol, ALPINE, "echo", "hello"})
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
// Loop twice to cover both the initial code path that creates the volume and the ones which reuses it.
for i := range 2 {
name := "testctr" + strconv.Itoa(i)
podmanTest.PodmanExitCleanly("run", "--name", name, "--mount", vol, ALPINE, "echo", "hello")

inspectVol := podmanTest.Podman([]string{"volume", "inspect", "test_vol"})
inspectVol.WaitWithDefaultTimeout()
Expect(inspectVol).Should(Exit(0))
Expect(inspectVol.OutputToString()).To(ContainSubstring("nodev"))
inspectVol := podmanTest.PodmanExitCleanly("volume", "inspect", "test_vol")
Expect(inspectVol.OutputToString()).To(ContainSubstring("nodev"))

inspect := podmanTest.PodmanExitCleanly("container", "inspect", name, "--format", "{{range .Mounts}}{{.Options}}{{end}}")
Expect(inspect.OutputToString()).To(ContainSubstring("[nosuid nodev rbind]"))
}
})

It("volume permissions after run", func() {
Expand Down