rackspace reponse header structs
diff --git a/rackspace/objectstorage/v1/cdncontainers/requests.go b/rackspace/objectstorage/v1/cdncontainers/requests.go
index 0567833..05b1939 100644
--- a/rackspace/objectstorage/v1/cdncontainers/requests.go
+++ b/rackspace/objectstorage/v1/cdncontainers/requests.go
@@ -1,6 +1,8 @@
 package cdncontainers
 
 import (
+	"strconv"
+
 	"github.com/racker/perigee"
 	"github.com/rackspace/gophercloud"
 )
@@ -56,3 +58,100 @@
 	res.Err = err
 	return res
 }
+
+// Get is a function that retrieves the metadata of a container. To extract just
+// the custom metadata, pass the GetResult response to the ExtractMetadata
+// function.
+func Get(c *gophercloud.ServiceClient, containerName string) GetResult {
+	var res GetResult
+	resp, err := perigee.Request("HEAD", getURL(c, containerName), perigee.Options{
+		MoreHeaders: c.AuthenticatedHeaders(),
+		OkCodes:     []int{200, 204},
+	})
+	res.Header = resp.HttpResponse.Header
+	res.Err = err
+	return res
+}
+
+// State is the state of an option. It is a pointer to a boolean to enable checking for
+// a zero-value of nil instead of false, which is a valid option.
+type State *bool
+
+var (
+	iTrue  = true
+	iFalse = false
+
+	// Enabled is used for a true value for options in request bodies.
+	Enabled State = &iTrue
+	// Disabled is used for a false value for options in request bodies.
+	Disabled State = &iFalse
+)
+
+// UpdateOptsBuilder allows extensions to add additional parameters to the
+// Update request.
+type UpdateOptsBuilder interface {
+	ToContainerUpdateMap() (map[string]string, error)
+}
+
+// UpdateOpts is a structure that holds parameters for updating, creating, or
+// deleting a container's metadata.
+type UpdateOpts struct {
+	// Whether or not to CDN-enable a container. Prefer using XCDNEnabled, which
+	// is of type *bool underneath.
+	// TODO v2.0: change type to Enabled/Disabled (*bool)
+	CDNEnabled bool `h:"X-Cdn-Enabled"`
+	// Whether or not to enable log retention. Prefer using XLogRetention, which
+	// is of type *bool underneath.
+	// TODO v2.0: change type to Enabled/Disabled (*bool)
+	LogRetention  bool `h:"X-Log-Retention"`
+	XCDNEnabled   *bool
+	XLogRetention *bool
+	TTL           int `h:"X-Ttl"`
+}
+
+// ToContainerUpdateMap formats a CreateOpts into a map of headers.
+func (opts UpdateOpts) ToContainerUpdateMap() (map[string]string, error) {
+	h, err := gophercloud.BuildHeaders(opts)
+	if err != nil {
+		return nil, err
+	}
+	h["X-Cdn-Enabled"] = strconv.FormatBool(opts.CDNEnabled)
+	h["X-Log-Retention"] = strconv.FormatBool(opts.LogRetention)
+
+	if opts.XCDNEnabled != nil {
+		h["X-Cdn-Enabled"] = strconv.FormatBool(*opts.XCDNEnabled)
+	}
+
+	if opts.XLogRetention != nil {
+		h["X-Log-Retention"] = strconv.FormatBool(*opts.XLogRetention)
+	}
+
+	return h, nil
+}
+
+// Update is a function that creates, updates, or deletes a container's
+// metadata.
+func Update(c *gophercloud.ServiceClient, containerName string, opts UpdateOptsBuilder) UpdateResult {
+	var res UpdateResult
+	h := c.AuthenticatedHeaders()
+
+	if opts != nil {
+		headers, err := opts.ToContainerUpdateMap()
+		if err != nil {
+			res.Err = err
+			return res
+		}
+
+		for k, v := range headers {
+			h[k] = v
+		}
+	}
+
+	resp, err := perigee.Request("POST", updateURL(c, containerName), perigee.Options{
+		MoreHeaders: h,
+		OkCodes:     []int{202, 204},
+	})
+	res.Header = resp.HttpResponse.Header
+	res.Err = err
+	return res
+}