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// Copyright (c) 2018 LEAP Encryption Access Project
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package main
import (
"encoding/json"
"fmt"
"log"
"net/http"
)
type bonafide struct {
client *http.Client
eip *eipService
eipAPI string
}
type eipService struct {
Gateways []gateway
Locations map[string]struct {
CountryCode string
Hemisphere string
Name string
Timezone string
}
}
type gateway struct {
Host string
Location string
IPAddress string `json:"ip_address"`
Coordinates coordinates
}
type coordinates struct {
Latitude float64
Longitude float64
}
func newBonafide(apiDomain string) *bonafide {
client := &http.Client{}
eipAPI := apiDomain + "/3/config/eip-service.json"
return &bonafide{client, nil, eipAPI}
}
func (b *bonafide) getGateways() ([]gateway, error) {
if b.eip == nil {
err := b.fetchEipJSON()
if err != nil {
return nil, err
}
}
return b.eip.Gateways, nil
}
func (b *bonafide) fetchEipJSON() error {
resp, err := b.client.Post(b.eipAPI, "", nil)
if err != nil {
log.Println("Error fetching json: ", err)
return err
}
defer resp.Body.Close()
if resp.StatusCode != 200 {
return fmt.Errorf("get eip json has failed with status: %s", resp.Status)
}
var eip eipService
decoder := json.NewDecoder(resp.Body)
err = decoder.Decode(&eip)
if err != nil {
return err
}
b.eip = &eip
return nil
}
func (b *bonafide) listGateways() error {
if b.eip == nil {
return fmt.Errorf("cannot list gateways, it is empty")
}
for i := 0; i < len(b.eip.Gateways); i++ {
log.Printf("\t%v\n", b.eip.Gateways[i])
}
return nil
}
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