diff --git a/openstack/compute/v2/extensions/diskconfig/requests.go b/openstack/compute/v2/extensions/diskconfig/requests.go
new file mode 100644
index 0000000..e1ab48f
--- /dev/null
+++ b/openstack/compute/v2/extensions/diskconfig/requests.go
@@ -0,0 +1,107 @@
+package diskconfig
+
+import (
+	"errors"
+
+	"github.com/rackspace/gophercloud/openstack/compute/v2/servers"
+)
+
+// DiskConfig represents one of the two possible settings for the DiskConfig option when creating,
+// rebuilding, or resizing servers: Auto or Manual.
+type DiskConfig string
+
+const (
+	// Auto builds a server with a single partition the size of the target flavor disk and
+	// automatically adjusts the filesystem to fit the entire partition. Auto may only be used with
+	// images and servers that use a single EXT3 partition.
+	Auto DiskConfig = "AUTO"
+
+	// Manual builds a server using whatever partition scheme and filesystem are present in the source
+	// image. If the target flavor disk is larger, the remaining space is left unpartitioned. This
+	// enables images to have non-EXT3 filesystems, multiple partitions, and so on, and enables you
+	// to manage the disk configuration. It also results in slightly shorter boot times.
+	Manual DiskConfig = "MANUAL"
+)
+
+// ErrInvalidDiskConfig is returned if an invalid string is specified for a DiskConfig option.
+var ErrInvalidDiskConfig = errors.New("DiskConfig must be either diskconfig.Auto or diskconfig.Manual.")
+
+// Validate ensures that a DiskConfig contains an appropriate value.
+func (config DiskConfig) validate() error {
+	switch config {
+	case Auto, Manual:
+		return nil
+	default:
+		return ErrInvalidDiskConfig
+	}
+}
+
+// CreateOptsExt adds a DiskConfig option to the base CreateOpts.
+type CreateOptsExt struct {
+	servers.CreateOptsBuilder
+
+	// DiskConfig [optional] controls how the created server's disk is partitioned.
+	DiskConfig DiskConfig
+}
+
+// ToServerCreateMap adds the diskconfig option to the base server creation options.
+func (opts CreateOptsExt) ToServerCreateMap() map[string]interface{} {
+	base := opts.CreateOptsBuilder.ToServerCreateMap()
+
+	serverMap := base["server"].(map[string]interface{})
+	serverMap["OS-DCF:diskconfig"] = string(opts.DiskConfig)
+
+	return base
+}
+
+// RebuildOptsExt adds a DiskConfig option to the base RebuildOpts.
+type RebuildOptsExt struct {
+	servers.RebuildOptsBuilder
+
+	// DiskConfig [optional] controls how the rebuilt server's disk is partitioned.
+	DiskConfig DiskConfig
+}
+
+// ToServerRebuildMap adds the diskconfig option to the base server rebuild options.
+func (opts RebuildOptsExt) ToServerRebuildMap() (map[string]interface{}, error) {
+	err := opts.DiskConfig.validate()
+	if err != nil {
+		return nil, err
+	}
+
+	base, err := opts.RebuildOptsBuilder.ToServerRebuildMap()
+	if err != nil {
+		return nil, err
+	}
+
+	serverMap := base["rebuild"].(map[string]interface{})
+	serverMap["OS-DCF:diskconfig"] = string(opts.DiskConfig)
+
+	return base, nil
+}
+
+// ResizeOptsExt adds a DiskConfig option to the base server resize options.
+type ResizeOptsExt struct {
+	servers.ResizeOptsBuilder
+
+	// DiskConfig [optional] controls how the resized server's disk is partitioned.
+	DiskConfig DiskConfig
+}
+
+// ToServerResizeMap adds the diskconfig option to the base server creation options.
+func (opts ResizeOptsExt) ToServerResizeMap() (map[string]interface{}, error) {
+	err := opts.DiskConfig.validate()
+	if err != nil {
+		return nil, err
+	}
+
+	base, err := opts.ResizeOptsBuilder.ToServerResizeMap()
+	if err != nil {
+		return nil, err
+	}
+
+	serverMap := base["resize"].(map[string]interface{})
+	serverMap["OS-DCF:diskconfig"] = string(opts.DiskConfig)
+
+	return base, nil
+}