44 lines
1.2 KiB
Go
44 lines
1.2 KiB
Go
package env
|
|
|
|
import (
|
|
"fmt"
|
|
"net"
|
|
"strings"
|
|
|
|
"github.com/qdm12/gluetun/internal/configuration/settings"
|
|
)
|
|
|
|
func (r *Reader) readWireguard() (wireguard settings.Wireguard, err error) {
|
|
defer func() {
|
|
err = unsetEnvKeys([]string{"WIREGUARD_PRIVATE_KEY", "WIREGUARD_PRESHARED_KEY"}, err)
|
|
}()
|
|
wireguard.PrivateKey = envToStringPtr("WIREGUARD_PRIVATE_KEY")
|
|
wireguard.PreSharedKey = envToStringPtr("WIREGUARD_PRESHARED_KEY")
|
|
_, wireguard.Interface = r.getEnvWithRetro("VPN_INTERFACE", "WIREGUARD_INTERFACE")
|
|
wireguard.Addresses, err = r.readWireguardAddresses()
|
|
if err != nil {
|
|
return wireguard, err // already wrapped
|
|
}
|
|
return wireguard, nil
|
|
}
|
|
|
|
func (r *Reader) readWireguardAddresses() (addresses []net.IPNet, err error) {
|
|
key, addressesCSV := r.getEnvWithRetro("WIREGUARD_ADDRESSES", "WIREGUARD_ADDRESS")
|
|
if addressesCSV == "" {
|
|
return nil, nil
|
|
}
|
|
|
|
addressStrings := strings.Split(addressesCSV, ",")
|
|
addresses = make([]net.IPNet, len(addressStrings))
|
|
for i, addressString := range addressStrings {
|
|
ip, ipNet, err := net.ParseCIDR(addressString)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("environment variable %s: %w", key, err)
|
|
}
|
|
ipNet.IP = ip
|
|
addresses[i] = *ipNet
|
|
}
|
|
|
|
return addresses, nil
|
|
}
|