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Teach l7 controller about zones

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This commit is contained in:
Prashanth Balasubramanian 2016-05-21 17:46:09 -07:00
parent 74b66beda9
commit 32ac61e7e3
7 changed files with 202 additions and 64 deletions
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15
controllers/gce/instances/interfaces.go
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@ -20,17 +20,26 @@ import (
compute "google.golang.org/api/compute/v1"
)
// zoneLister manages lookups for GCE instance groups/instances to zones.
type zoneLister interface {
ListZones() ([]string, error)
GetZoneForNode(name string) (string, error)
}
// NodePool is an interface to manage a pool of kubernetes nodes synced with vm instances in the cloud
// through the InstanceGroups interface.
// through the InstanceGroups interface. It handles zones opaquely using the zoneLister.
type NodePool interface {
AddInstanceGroup(name string, port int64) (*compute.InstanceGroup, *compute.NamedPort, error)
Init(zl zoneLister)
// The following 2 methods operate on instance groups.
AddInstanceGroup(name string, port int64) ([]*compute.InstanceGroup, *compute.NamedPort, error)
DeleteInstanceGroup(name string) error
// TODO: Refactor for modularity
Add(groupName string, nodeNames []string) error
Remove(groupName string, nodeNames []string) error
Sync(nodeNames []string) error
Get(name string) (*compute.InstanceGroup, error)
Get(name, zone string) (*compute.InstanceGroup, error)
}
// InstanceGroups is an interface for managing gce instances groups, and the instances therein.