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authorDaniel J Walsh <dwalsh@redhat.com>2021-05-14 05:56:24 -0400
committerDaniel J Walsh <dwalsh@redhat.com>2021-05-16 07:09:22 -0400
commit4cc19f9e0f118d5f93a5399d14f56a887926e073 (patch)
tree816ab761261a99e1c71238ca13dd90e1ca53175c /pkg/specgen/generate
parent2b0b97150a01c5a3c1706dd369a0caeb5cf6ec09 (diff)
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Support automatic labeling of kube volumes
Allow users to specify options on the volume mount path. This will trigger relabels of user specifies :z,:Z Also will handle User Relabels if the user specifies :U Fixes: https://github.com/containers/podman/issues/9371 Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>
Diffstat (limited to 'pkg/specgen/generate')
-rw-r--r--pkg/specgen/generate/kube/kube.go42
1 files changed, 30 insertions, 12 deletions
diff --git a/pkg/specgen/generate/kube/kube.go b/pkg/specgen/generate/kube/kube.go
index 4e41061a5..054388384 100644
--- a/pkg/specgen/generate/kube/kube.go
+++ b/pkg/specgen/generate/kube/kube.go
@@ -250,27 +250,26 @@ func ToSpecGen(ctx context.Context, opts *CtrSpecGenOptions) (*specgen.SpecGener
if !exists {
return nil, errors.Errorf("Volume mount %s specified for container but not configured in volumes", volume.Name)
}
+
+ dest, options, err := parseMountPath(volume.MountPath, volume.ReadOnly)
+ if err != nil {
+ return nil, err
+ }
+
switch volumeSource.Type {
case KubeVolumeTypeBindMount:
- if err := parse.ValidateVolumeCtrDir(volume.MountPath); err != nil {
- return nil, errors.Wrapf(err, "error in parsing MountPath")
- }
mount := spec.Mount{
- Destination: volume.MountPath,
+ Destination: dest,
Source: volumeSource.Source,
Type: "bind",
- }
- if volume.ReadOnly {
- mount.Options = []string{"ro"}
+ Options: options,
}
s.Mounts = append(s.Mounts, mount)
case KubeVolumeTypeNamed:
namedVolume := specgen.NamedVolume{
- Dest: volume.MountPath,
- Name: volumeSource.Source,
- }
- if volume.ReadOnly {
- namedVolume.Options = []string{"ro"}
+ Dest: dest,
+ Name: volumeSource.Source,
+ Options: options,
}
s.Volumes = append(s.Volumes, &namedVolume)
default:
@@ -300,6 +299,25 @@ func ToSpecGen(ctx context.Context, opts *CtrSpecGenOptions) (*specgen.SpecGener
return s, nil
}
+func parseMountPath(mountPath string, readOnly bool) (string, []string, error) {
+ options := []string{}
+ splitVol := strings.Split(mountPath, ":")
+ if len(splitVol) > 2 {
+ return "", options, errors.Errorf("%q incorrect volume format, should be ctr-dir[:option]", mountPath)
+ }
+ dest := splitVol[0]
+ if len(splitVol) > 1 {
+ options = strings.Split(splitVol[1], ",")
+ }
+ if err := parse.ValidateVolumeCtrDir(dest); err != nil {
+ return "", options, errors.Wrapf(err, "error in parsing MountPath")
+ }
+ if readOnly {
+ options = append(options, "ro")
+ }
+ return dest, options, nil
+}
+
func setupSecurityContext(s *specgen.SpecGenerator, containerYAML v1.Container) {
if containerYAML.SecurityContext == nil {
return