Files
gluetun/internal/configuration/settings/provider.go

97 lines
2.7 KiB
Go

package settings
import (
"fmt"
"github.com/qdm12/gluetun/internal/constants/providers"
"github.com/qdm12/gluetun/internal/constants/vpn"
"github.com/qdm12/gosettings"
"github.com/qdm12/gosettings/validate"
"github.com/qdm12/gotree"
)
// Provider contains settings specific to a VPN provider.
type Provider struct {
// Name is the VPN service provider name.
// It cannot be nil in the internal state.
Name *string `json:"name"`
// ServerSelection is the settings to
// select the VPN server.
ServerSelection ServerSelection `json:"server_selection"`
// PortForwarding is the settings about port forwarding.
PortForwarding PortForwarding `json:"port_forwarding"`
}
// TODO v4 remove pointer for receiver (because of Surfshark).
func (p *Provider) validate(vpnType string, storage Storage) (err error) {
// Validate Name
var validNames []string
if vpnType == vpn.OpenVPN {
validNames = providers.AllWithCustom()
validNames = append(validNames, "pia") // Retro-compatibility
} else { // Wireguard
validNames = []string{
providers.Airvpn,
providers.Custom,
providers.Ivpn,
providers.Mullvad,
providers.Nordvpn,
providers.Surfshark,
providers.Windscribe,
}
}
if err = validate.IsOneOf(*p.Name, validNames...); err != nil {
return fmt.Errorf("%w for Wireguard: %w", ErrVPNProviderNameNotValid, err)
}
err = p.ServerSelection.validate(*p.Name, storage)
if err != nil {
return fmt.Errorf("server selection: %w", err)
}
err = p.PortForwarding.Validate(*p.Name)
if err != nil {
return fmt.Errorf("port forwarding: %w", err)
}
return nil
}
func (p *Provider) copy() (copied Provider) {
return Provider{
Name: gosettings.CopyPointer(p.Name),
ServerSelection: p.ServerSelection.copy(),
PortForwarding: p.PortForwarding.Copy(),
}
}
func (p *Provider) mergeWith(other Provider) {
p.Name = gosettings.MergeWithPointer(p.Name, other.Name)
p.ServerSelection.mergeWith(other.ServerSelection)
p.PortForwarding.mergeWith(other.PortForwarding)
}
func (p *Provider) overrideWith(other Provider) {
p.Name = gosettings.OverrideWithPointer(p.Name, other.Name)
p.ServerSelection.overrideWith(other.ServerSelection)
p.PortForwarding.OverrideWith(other.PortForwarding)
}
func (p *Provider) setDefaults() {
p.Name = gosettings.DefaultPointer(p.Name, providers.PrivateInternetAccess)
p.ServerSelection.setDefaults(*p.Name)
p.PortForwarding.setDefaults()
}
func (p Provider) String() string {
return p.toLinesNode().String()
}
func (p Provider) toLinesNode() (node *gotree.Node) {
node = gotree.New("VPN provider settings:")
node.Appendf("Name: %s", *p.Name)
node.AppendNode(p.ServerSelection.toLinesNode())
node.AppendNode(p.PortForwarding.toLinesNode())
return node
}