66 lines
1.2 KiB
Go
66 lines
1.2 KiB
Go
package updater
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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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)
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var (
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ErrHTTPStatusCodeNotOK = errors.New("HTTP status code not OK")
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)
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type apiData struct {
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LogicalServers []logicalServer
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}
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type logicalServer struct {
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Name string
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ExitCountry string
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Region *string
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City *string
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Servers []physicalServer
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}
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type physicalServer struct {
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EntryIP net.IP
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ExitIP net.IP
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Domain string
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Status uint8
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}
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func fetchAPI(ctx context.Context, client *http.Client) (
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data apiData, err error) {
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const url = "https://api.protonmail.ch/vpn/logicals"
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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 data, 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 data, 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 data, 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 data, fmt.Errorf("decoding response body: %w", err)
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}
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if err := response.Body.Close(); err != nil {
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return data, err
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}
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return data, nil
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}
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