Add named volumes for each container to database

Signed-off-by: Matthew Heon <matthew.heon@pm.me>

libpod/container.go

@@ -234,6 +234,8 @@ type ContainerConfig struct {
 	// These include the SHM mount.
 	// These must be unmounted before the container's rootfs is unmounted.
 	Mounts []string `json:"mounts,omitempty"`
+	// NamedVolumes lists the named volumes to mount into the container.
+	NamedVolumes []*ContainerNamedVolume `json:"namedVolumes,omitempty"`
 
 	// Security Config
 
@@ -368,6 +370,18 @@ type ContainerConfig struct {
 	HealthCheckConfig *manifest.Schema2HealthConfig `json:"healthcheck"`
 }
 
+// ContainerNamedVolume is a named volume that will be mounted into the
+// container.
+type ContainerNamedVolume struct {
+	// Name is the name of the volume to mount in.
+	// Must resolve to a valid volume present in this Podman.
+	Name string `json:"volumeName"`
+	// Dest is the mount's destination
+	Dest string `json:"dest"`
+	// Options are fstab style mount options
+	Options []string `json:"options,omitempty"`
+}
+
 // ContainerStatus returns a string representation for users
 // of a container state
 func (t ContainerStatus) String() string {

libpod/options.go

@@ -1255,6 +1255,38 @@ func withIsInfra() CtrCreateOption {
 	}
 }
 
+// WithNamedVolumes adds the given named volumes to the container.
+func WithNamedVolumes(volumes []*ContainerNamedVolume) CtrCreateOption {
+	return func(ctr *Container) error {
+		if ctr.valid {
+			return ErrCtrFinalized
+		}
+
+		destinations := make(map[string]bool)
+
+		for _, vol := range volumes {
+			// First check if libpod has the volumes
+			_, err := ctr.runtime.GetVolume(vol.Name)
+			if err != nil {
+				return errors.Wrapf(err, "error retrieving volume %s to add to container", vol.Name)
+			}
+
+			if _, ok := destinations[vol.Dest]; ok {
+				return errors.Wrapf(err, "two volumes found with destination %s", vol.Dest)
+			}
+			destinations[vol.Dest] = true
+
+			ctr.config.NamedVolumes = append(ctr.config.NamedVolumes, &ContainerNamedVolume{
+				Name:    vol.Name,
+				Dest:    vol.Dest,
+				Options: vol.Options,
+			})
+		}
+
+		return nil
+	}
+}
+
 // Volume Creation Options
 
 // WithVolumeName sets the name of the volume.