containerkit: define mount type

Signed-off-by: Stephen J Day <stephen.day@docker.com>

mount.go

@@ -0,0 +1,19 @@
+package containerd
+
+// Mount is the lingua franca of the containerkit. A mount represents a
+// serialized mount syscall. Components either emit or consume mounts.
+type Mount struct {
+	// Type specifies the host-specific of the mount.
+	Type string
+
+	// Source specifies where to mount from. Depending on the host system, this
+	// can be a source path or device.
+	Source string
+
+	// Target is the filesystem mount location.
+	Target string
+
+	// Options contains zero or more fstab-style mount options. Typically,
+	// these are platform specific.
+	Options []string
+}