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register.go
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register.go
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// Copyright 2015 PLUMgrid and others
//
// 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.
// Notify southbound renderer of new interfaces
package gbp
import (
"bytes"
"encoding/json"
"fmt"
"io/ioutil"
"net/http"
)
type Notifier struct {
url string
client *http.Client
location string
}
func NewNotifier(url, location string) *Notifier {
return &Notifier{
url: url,
client: &http.Client{},
location: location,
}
}
type l3Address struct {
IPAddress string `json:"ip-address"`
L3Context string `json:"l3-context"`
}
type endpoint struct {
// Name string `json:"name"`
EndpointGroups []string `json:"endpoint-groups"`
NetworkContainment string `json:"network-containment"`
L3Address []l3Address `json:"l3-address"`
Tenant string `json:"tenant"`
Location string `json:"iovisor:uri"`
}
type endpointNotification struct {
Input *endpoint `json:"input"`
}
func (n *Notifier) NotifyEndpointUp() error {
Debug.Println("NotifyEndpointUp")
// hardcoded for now
l3addr := l3Address{"169.254.0.1", "finance"}
notification := &endpointNotification{
Input: &endpoint{
// Name: "client1",
EndpointGroups: []string{"client"},
NetworkContainment: "finance",
L3Address: []l3Address{l3addr},
Tenant: "pepsi",
Location: n.location,
},
}
b, err := json.Marshal(notification)
if err != nil {
return err
}
r := bytes.NewReader(b)
req, err := http.NewRequest("POST", n.url+"/restconf/operations/endpoint:register-endpoint", r)
req.SetBasicAuth("admin", "admin")
req.Header.Set("Content-Type", "application/json")
resp, err := n.client.Do(req)
if err != nil {
return err
}
_, err = ioutil.ReadAll(resp.Body)
defer resp.Body.Close()
if err != nil {
return err
}
if resp.StatusCode != http.StatusOK {
return fmt.Errorf("Bad status %d from upstream", resp.StatusCode)
}
return nil
}
func (n *Notifier) NotifyEndpointDown() {
}