59 lines
1.4 KiB
Go
59 lines
1.4 KiB
Go
package mullvad
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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/http"
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)
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var (
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ErrHTTPStatusCodeNotOK = errors.New("HTTP status code not OK")
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ErrUnmarshalResponseBody = errors.New("failed unmarshaling response body")
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)
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type serverData struct {
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Hostname string `json:"hostname"`
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Country string `json:"country_name"`
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City string `json:"city_name"`
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Active bool `json:"active"`
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Owned bool `json:"owned"`
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Provider string `json:"provider"`
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IPv4 string `json:"ipv4_addr_in"`
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IPv6 string `json:"ipv6_addr_in"`
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Type string `json:"type"`
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PubKey string `json:"pubkey"` // Wireguard public key
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}
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func fetchAPI(ctx context.Context, client *http.Client) (data []serverData, err error) {
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const url = "https://api.mullvad.net/www/relays/all/"
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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 nil, 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 nil, err
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}
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defer response.Body.Close()
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if response.StatusCode != http.StatusOK {
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return nil, fmt.Errorf("%w: %d %s", ErrHTTPStatusCodeNotOK,
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response.StatusCode, response.Status)
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}
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decoder := json.NewDecoder(response.Body)
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if err := decoder.Decode(&data); err != nil {
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return nil, fmt.Errorf("%w: %s", ErrUnmarshalResponseBody, err)
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}
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if err := response.Body.Close(); err != nil {
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return nil, err
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}
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return data, nil
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}
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