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api.go
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api.go
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package updater
import (
"context"
"encoding/json"
"fmt"
"net/http"
"net/netip"
"github.com/qdm12/gluetun/internal/provider/common"
)
type apiData struct {
Servers []apiServer `json:"servers"`
}
type apiServer struct {
PublicName string `json:"public_name"`
CountryName string `json:"country_name"`
CountryCode string `json:"country_code"`
Location string `json:"location"`
Continent string `json:"continent"`
IPv4In1 netip.Addr `json:"ip_v4_in1"`
IPv4In2 netip.Addr `json:"ip_v4_in2"`
IPv4In3 netip.Addr `json:"ip_v4_in3"`
IPv4In4 netip.Addr `json:"ip_v4_in4"`
IPv6In1 netip.Addr `json:"ip_v6_in1"`
IPv6In2 netip.Addr `json:"ip_v6_in2"`
IPv6In3 netip.Addr `json:"ip_v6_in3"`
IPv6In4 netip.Addr `json:"ip_v6_in4"`
Health string `json:"health"`
}
func fetchAPI(ctx context.Context, client *http.Client) (
data apiData, err error) {
const url = "https://airvpn.org/api/status/"
request, err := http.NewRequestWithContext(ctx, http.MethodGet, url, nil)
if err != nil {
return data, fmt.Errorf("creating HTTP request: %w", err)
}
response, err := client.Do(request)
if err != nil {
return data, fmt.Errorf("doing HTTP request: %w", err)
}
if response.StatusCode != http.StatusOK {
_ = response.Body.Close()
return data, fmt.Errorf("%w: %d %s",
common.ErrHTTPStatusCodeNotOK, response.StatusCode, response.Status)
}
decoder := json.NewDecoder(response.Body)
if err := decoder.Decode(&data); err != nil {
_ = response.Body.Close()
return data, fmt.Errorf("decoding response body: %w", err)
}
if err := response.Body.Close(); err != nil {
return data, fmt.Errorf("closing response body: %w", err)
}
return data, nil
}