51 lines
1.2 KiB
Go
51 lines
1.2 KiB
Go
package settings
|
|
|
|
import (
|
|
"net"
|
|
"strings"
|
|
|
|
"github.com/qdm12/private-internet-access-docker/internal/params"
|
|
)
|
|
|
|
// Firewall contains settings to customize the firewall operation
|
|
type Firewall struct {
|
|
AllowedSubnets []net.IPNet
|
|
Enabled bool
|
|
Debug bool
|
|
}
|
|
|
|
func (f *Firewall) String() string {
|
|
allowedSubnets := make([]string, len(f.AllowedSubnets))
|
|
for i := range f.AllowedSubnets {
|
|
allowedSubnets[i] = f.AllowedSubnets[i].String()
|
|
}
|
|
if !f.Enabled {
|
|
return "Firewall settings: disabled"
|
|
}
|
|
settingsList := []string{
|
|
"Firewall settings:",
|
|
"Allowed subnets: " + strings.Join(allowedSubnets, ", "),
|
|
}
|
|
if f.Debug {
|
|
settingsList = append(settingsList, "Debug: on")
|
|
}
|
|
return strings.Join(settingsList, "\n |--")
|
|
}
|
|
|
|
// GetFirewallSettings obtains firewall settings from environment variables using the params package.
|
|
func GetFirewallSettings(paramsReader params.Reader) (settings Firewall, err error) {
|
|
settings.AllowedSubnets, err = paramsReader.GetExtraSubnets()
|
|
if err != nil {
|
|
return settings, err
|
|
}
|
|
settings.Enabled, err = paramsReader.GetFirewall()
|
|
if err != nil {
|
|
return settings, err
|
|
}
|
|
settings.Debug, err = paramsReader.GetFirewallDebug()
|
|
if err != nil {
|
|
return settings, err
|
|
}
|
|
return settings, nil
|
|
}
|