diff options
Diffstat (limited to 'libpod/kube.go')
| -rw-r--r-- | libpod/kube.go | 32 |
1 files changed, 28 insertions, 4 deletions
diff --git a/libpod/kube.go b/libpod/kube.go index 407c4ae00..b4dd4f10a 100644 --- a/libpod/kube.go +++ b/libpod/kube.go @@ -330,8 +330,6 @@ func containerToV1Container(c *Container) (v1.Container, []v1.Volume, *v1.PodDNS } if len(c.config.UserVolumes) > 0 { - // TODO When we until we can resolve what the volume name should be, this is disabled - // Volume names need to be coordinated "globally" in the kube files. volumeMounts, volumes, err := libpodMountsToKubeVolumeMounts(c) if err != nil { return kubeContainer, kubeVolumes, nil, err @@ -493,8 +491,7 @@ func libpodEnvVarsToKubeEnvVars(envs []string) ([]v1.EnvVar, error) { // libpodMountsToKubeVolumeMounts converts the containers mounts to a struct kube understands func libpodMountsToKubeVolumeMounts(c *Container) ([]v1.VolumeMount, []v1.Volume, error) { - // TODO when named volumes are supported in play kube, also parse named volumes here - _, mounts := c.sortUserVolumes(c.config.Spec) + namedVolumes, mounts := c.sortUserVolumes(c.config.Spec) vms := make([]v1.VolumeMount, 0, len(mounts)) vos := make([]v1.Volume, 0, len(mounts)) for _, m := range mounts { @@ -505,9 +502,34 @@ func libpodMountsToKubeVolumeMounts(c *Container) ([]v1.VolumeMount, []v1.Volume vms = append(vms, vm) vos = append(vos, vo) } + for _, v := range namedVolumes { + vm, vo := generateKubePersistentVolumeClaim(v) + vms = append(vms, vm) + vos = append(vos, vo) + } return vms, vos, nil } +// generateKubePersistentVolumeClaim converts a ContainerNamedVolume to a Kubernetes PersistentVolumeClaim +func generateKubePersistentVolumeClaim(v *ContainerNamedVolume) (v1.VolumeMount, v1.Volume) { + ro := util.StringInSlice("ro", v.Options) + + // To avoid naming conflicts with any host path mounts, add a unique suffix to the volume's name. + name := v.Name + "-pvc" + + vm := v1.VolumeMount{} + vm.Name = name + vm.MountPath = v.Dest + vm.ReadOnly = ro + + pvc := v1.PersistentVolumeClaimVolumeSource{ClaimName: v.Name, ReadOnly: ro} + vs := v1.VolumeSource{} + vs.PersistentVolumeClaim = &pvc + vo := v1.Volume{Name: name, VolumeSource: vs} + + return vm, vo +} + // generateKubeVolumeMount takes a user specified mount and returns // a kubernetes VolumeMount (to be added to the container) and a kubernetes Volume // (to be added to the pod) @@ -519,6 +541,8 @@ func generateKubeVolumeMount(m specs.Mount) (v1.VolumeMount, v1.Volume, error) { if err != nil { return vm, vo, err } + // To avoid naming conflicts with any persistent volume mounts, add a unique suffix to the volume's name. + name += "-host" vm.Name = name vm.MountPath = m.Destination if util.StringInSlice("ro", m.Options) { |