Add support for overlay volume mounts in podman.

Add support -v for overlay volume mounts in podman.

Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>

Signed-off-by: Qi Wang <qiwan@redhat.com>

1 files changed, 12 insertions, 0 deletions

diff --git a/pkg/specgen/specgen.go b/pkg/specgen/specgen.go
index a346a9742..c6079be33 100644
--- a/pkg/specgen/specgen.go
+++ b/pkg/specgen/specgen.go
@@ -198,6 +198,9 @@ type ContainerStorageConfig struct {
 	// there are conflicts.
 	// Optional.
 	Volumes []*NamedVolume `json:"volumes,omitempty"`
+	// Overlay volumes are named volumes that will be added to the container.
+	// Optional.
+	OverlayVolumes []*OverlayVolume `json:"overlay_volumes,omitempty"`
 	// Devices are devices that will be added to the container.
 	// Optional.
 	Devices []spec.LinuxDevice `json:"devices,omitempty"`
@@ -443,6 +446,15 @@ type NamedVolume struct {
 	Options []string
 }
 
+// OverlayVolume holds information about a overlay volume that will be mounted into
+// the container.
+type OverlayVolume struct {
+	// Destination is the absolute path where the mount will be placed in the container.
+	Destination string `json:"destination"`
+	// Source specifies the source path of the mount.
+	Source string `json:"source,omitempty"`
+}
+
 // PortMapping is one or more ports that will be mapped into the container.
 type PortMapping struct {
 	// HostIP is the IP that we will bind to on the host.