Merge pull request #8164 from cjcullen/cloudprovider

Route creation reconciler loop.

pkg/cloudprovider/cloud.go

@@ -17,6 +17,7 @@ limitations under the License.
 package cloudprovider
 
 import (
+	"errors"
 	"net"
 	"strings"
 
@@ -33,6 +34,8 @@ type Interface interface {
 	Zones() (Zones, bool)
 	// Clusters returns a clusters interface.  Also returns true if the interface is supported, false otherwise.
 	Clusters() (Clusters, bool)
+	// Routes returns a routes interface along with whether the interface is supported.
+	Routes() (Routes, bool)
 }
 
 // Clusters is an abstract, pluggable interface for clusters of containers.
@@ -85,12 +88,34 @@ type Instances interface {
 	List(filter string) ([]string, error)
 	// GetNodeResources gets the resources for a particular node
 	GetNodeResources(name string) (*api.NodeResources, error)
-	// Configure the specified instance using the spec
-	Configure(name string, spec *api.NodeSpec) error
-	// Delete all the configuration related to the instance, including other cloud resources
-	Release(name string) error
 }
 
+// Route is a representation of an advanced routing rule.
+type Route struct {
+	// Name is the name of the routing rule in the cloud-provider.
+	Name string
+	// TargetInstance is the name of the instance as specified in routing rules
+	// for the cloud-provider (in gce: the Instance Name).
+	TargetInstance string
+	// Destination CIDR is the CIDR format IP range that this routing rule
+	// applies to.
+	DestinationCIDR string
+	// Description is a free-form string. It can be useful for tagging Routes.
+	Description string
+}
+
+// Routes is an abstract, pluggable interface for advanced routing rules.
+type Routes interface {
+	// List all routes that match the filter
+	ListRoutes(filter string) ([]*Route, error)
+	// Create the described route
+	CreateRoute(route *Route) error
+	// Delete the specified route
+	DeleteRoute(name string) error
+}
+
+var InstanceNotFound = errors.New("instance not found")
+
 // Zone represents the location of a particular machine.
 type Zone struct {
 	FailureDomain string