74 lines
1.6 KiB
Go
74 lines
1.6 KiB
Go
package perfectprivacy
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import (
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"context"
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"errors"
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"fmt"
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"net/url"
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"strings"
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"github.com/qdm12/gluetun/internal/models"
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"github.com/qdm12/gluetun/internal/updater/openvpn"
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"github.com/qdm12/gluetun/internal/updater/unzip"
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)
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var ErrNotEnoughServers = errors.New("not enough servers found")
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func GetServers(ctx context.Context, unzipper unzip.Unzipper, minServers int) (
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servers []models.Server, warnings []string, err error) {
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zipURL := url.URL{
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Scheme: "https",
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Host: "www.perfect-privacy.com",
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Path: "/downloads/openvpn/get",
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}
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values := make(url.Values)
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values.Set("system", "linux")
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values.Set("scope", "server")
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values.Set("filetype", "zip")
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values.Set("protocol", "udp") // all support both TCP and UDP
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zipURL.RawQuery = values.Encode()
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contents, err := unzipper.FetchAndExtract(ctx, zipURL.String())
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if err != nil {
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return nil, nil, err
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}
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cts := make(cityToServer)
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for fileName, content := range contents {
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err := addServerFromOvpn(cts, fileName, content)
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if err != nil {
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warnings = append(warnings, fileName+": "+err.Error())
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}
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}
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if len(cts) < minServers {
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return nil, warnings, fmt.Errorf("%w: %d and expected at least %d",
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ErrNotEnoughServers, len(cts), minServers)
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}
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servers = cts.toServersSlice()
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sortServers(servers)
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return servers, warnings, nil
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}
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func addServerFromOvpn(cts cityToServer,
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fileName string, content []byte) (err error) {
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if !strings.HasSuffix(fileName, ".conf") {
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return nil // not an OpenVPN file
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}
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ips, err := openvpn.ExtractIPs(content)
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if err != nil {
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return err
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}
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city := parseFilename(fileName)
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cts.add(city, ips)
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return nil
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}
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