84 lines
2.0 KiB
Go
84 lines
2.0 KiB
Go
package updater
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
"sort"
|
|
|
|
"github.com/qdm12/gluetun/internal/constants/vpn"
|
|
"github.com/qdm12/gluetun/internal/models"
|
|
"github.com/qdm12/gluetun/internal/provider/common"
|
|
)
|
|
|
|
func (u *Updater) FetchServers(ctx context.Context, minServers int) (
|
|
servers []models.Server, err error) {
|
|
data, err := fetchAPI(ctx, u.client)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("failed fetching API: %w", 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, fmt.Errorf("%w: %d and expected at least %d",
|
|
common.ErrNotEnoughServers, len(hosts), minServers)
|
|
}
|
|
|
|
resolveSettings := parallelResolverSettings(hosts)
|
|
hostToIPs, warnings, err := u.parallelResolver.Resolve(ctx, resolveSettings)
|
|
for _, warning := range warnings {
|
|
u.warner.Warn(warning)
|
|
}
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
if len(hostToIPs) < minServers {
|
|
return nil, fmt.Errorf("%w: %d and expected at least %d",
|
|
common.ErrNotEnoughServers, len(servers), minServers)
|
|
}
|
|
|
|
servers = make([]models.Server, 0, len(hosts))
|
|
for _, serverData := range data.Servers {
|
|
vpnType := vpn.OpenVPN
|
|
hostname := serverData.Hostnames.OpenVPN
|
|
tcp := true
|
|
wgPubKey := ""
|
|
if hostname == "" {
|
|
vpnType = vpn.Wireguard
|
|
hostname = serverData.Hostnames.Wireguard
|
|
tcp = false
|
|
wgPubKey = serverData.WgPubKey
|
|
}
|
|
|
|
server := models.Server{
|
|
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)
|
|
}
|
|
|
|
sort.Sort(models.SortableServers(servers))
|
|
|
|
return servers, nil
|
|
}
|