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types.go
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types.go
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// Copyright 2014 Google Inc. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package nodes
type Node struct {
// Hostname
Name string
}
type Host string
type Info struct {
// Public IP of the host. Nodes running in cloud usually
// get assigned a public and an internal IP.
PublicIP string
// Internal IP of the host. This is the IP that heapster will
// use to communicate with the host sinc Public IP access is usually
// restricted behind firewalls.
InternalIP string `json:"internal_ip,omitempty"`
}
// NodeList contains the nodes that an instance of heapster is required to
// monitor.
type NodeList struct {
Items map[Host]Info
}
func newNodeList() *NodeList {
return &NodeList{map[Host]Info{}}
}
type NodesApi interface {
// Returns a list of nodes that needs to be monitores or error on failure.
List() (*NodeList, error)
// Returns a string that contains internal debug information.
DebugInfo() string
}