56 lines
1.3 KiB
Go
56 lines
1.3 KiB
Go
package publicip
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import (
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"context"
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"encoding/json"
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"errors"
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"fmt"
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"net"
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"net/http"
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"strings"
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"github.com/qdm12/gluetun/internal/constants"
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"github.com/qdm12/gluetun/internal/publicip/models"
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)
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var (
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ErrTooManyRequests = errors.New("too many requests sent for this month")
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ErrBadHTTPStatus = errors.New("bad HTTP status received")
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)
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func Info(ctx context.Context, client *http.Client, ip net.IP) ( //nolint:interfacer
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result models.IPInfoData, err error) {
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const baseURL = "https://ipinfo.io/"
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url := baseURL + ip.String()
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request, err := http.NewRequestWithContext(ctx, http.MethodGet, url, nil)
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if err != nil {
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return result, err
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}
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response, err := client.Do(request)
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if err != nil {
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return result, err
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}
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defer response.Body.Close()
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switch response.StatusCode {
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case http.StatusOK:
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case http.StatusTooManyRequests:
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return result, fmt.Errorf("%w: %s", ErrTooManyRequests, baseURL)
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default:
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return result, fmt.Errorf("%w: %d", ErrBadHTTPStatus, response.StatusCode)
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}
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decoder := json.NewDecoder(response.Body)
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if err := decoder.Decode(&result); err != nil {
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return result, err
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}
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countryCode := strings.ToLower(result.Country)
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country, ok := constants.CountryCodes()[countryCode]
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if ok {
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result.Country = country
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}
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return result, nil
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}
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