84 lines
2.0 KiB
Go
84 lines
2.0 KiB
Go
// Package ivpn contains code to obtain the server information
|
|
// for the Surshark provider.
|
|
package ivpn
|
|
|
|
import (
|
|
"context"
|
|
"errors"
|
|
"fmt"
|
|
"net/http"
|
|
|
|
"github.com/qdm12/gluetun/internal/constants"
|
|
"github.com/qdm12/gluetun/internal/models"
|
|
"github.com/qdm12/gluetun/internal/updater/resolver"
|
|
)
|
|
|
|
var (
|
|
ErrFetchAPI = errors.New("failed fetching API")
|
|
ErrNotEnoughServers = errors.New("not enough servers found")
|
|
)
|
|
|
|
func GetServers(ctx context.Context, client *http.Client,
|
|
presolver resolver.Parallel, minServers int) (
|
|
servers []models.IvpnServer, warnings []string, err error) {
|
|
data, err := fetchAPI(ctx, client)
|
|
if err != nil {
|
|
return nil, nil, fmt.Errorf("%w: %s", ErrFetchAPI, err)
|
|
}
|
|
|
|
hosts := make([]string, 0, len(data.Servers))
|
|
|
|
for _, serverData := range data.Servers {
|
|
openVPNHost := serverData.Hostnames.OpenVPN
|
|
if openVPNHost != "" {
|
|
hosts = append(hosts, openVPNHost)
|
|
}
|
|
|
|
wireguardHost := serverData.Hostnames.Wireguard
|
|
if wireguardHost != "" {
|
|
hosts = append(hosts, wireguardHost)
|
|
}
|
|
}
|
|
|
|
if len(hosts) < minServers {
|
|
return nil, nil, fmt.Errorf("%w: %d and expected at least %d",
|
|
ErrNotEnoughServers, len(hosts), minServers)
|
|
}
|
|
|
|
hostToIPs, warnings, err := resolveHosts(ctx, presolver, hosts, minServers)
|
|
if err != nil {
|
|
return nil, warnings, err
|
|
}
|
|
|
|
servers = make([]models.IvpnServer, 0, len(hosts))
|
|
for _, serverData := range data.Servers {
|
|
vpnType := constants.OpenVPN
|
|
hostname := serverData.Hostnames.OpenVPN
|
|
tcp := true
|
|
wgPubKey := ""
|
|
if hostname == "" {
|
|
vpnType = constants.Wireguard
|
|
hostname = serverData.Hostnames.Wireguard
|
|
tcp = false
|
|
wgPubKey = serverData.WgPubKey
|
|
}
|
|
|
|
server := models.IvpnServer{
|
|
VPN: vpnType,
|
|
Country: serverData.Country,
|
|
City: serverData.City,
|
|
ISP: serverData.ISP,
|
|
Hostname: hostname,
|
|
WgPubKey: wgPubKey,
|
|
TCP: tcp,
|
|
UDP: true,
|
|
IPs: hostToIPs[hostname],
|
|
}
|
|
servers = append(servers, server)
|
|
}
|
|
|
|
sortServers(servers)
|
|
|
|
return servers, warnings, nil
|
|
}
|