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@ -26,7 +26,7 @@ var envDefaults = map[string]string{
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func main() {
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func main() {
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// Environment-vars
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// Environment-vars
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err := envChecks.HandleRequired(envRequired)
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err := envChecks.HandleRequired(envRequired)
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if(err != nil){
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if err != nil {
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logger.Error.Fatal(err)
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logger.Error.Fatal(err)
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}
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}
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envChecks.HandleDefaults(envDefaults)
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envChecks.HandleDefaults(envDefaults)
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@ -53,7 +53,16 @@ func main() {
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logger.Error.Fatalf("Couldn't parse RECHECK_INTERVAL '%s': %s", checkIntervalStr, err)
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logger.Error.Fatalf("Couldn't parse RECHECK_INTERVAL '%s': %s", checkIntervalStr, err)
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}
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}
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// Get the IPv4 address of the interface
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// Create a WireGuard client
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client, err := wgctrl.New()
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if err != nil {
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logger.Error.Fatal(err)
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}
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defer client.Close()
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// Loop indefinitely
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for {
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// Get the IPv4 addresses of the interface
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addrs, err := netlink.AddrList(netInterface, netlink.FAMILY_V4)
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addrs, err := netlink.AddrList(netInterface, netlink.FAMILY_V4)
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if err != nil {
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if err != nil {
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logger.Error.Fatal(err)
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logger.Error.Fatal(err)
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@ -82,24 +91,15 @@ func main() {
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case os.IsExist(err):
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case os.IsExist(err):
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logger.Warn.Println("Address is already set on interface")
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logger.Warn.Println("Address is already set on interface")
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default:
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default:
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logger.Warn.Printf("Failed to set address on interface: %v", err)
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logger.Error.Fatalf("Failed to set address on interface: %v", err)
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}
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}
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}
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}
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processedCount++
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processedCount++
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}
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}
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if(processedCount != len(addrs)) {
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if processedCount != len(addrs) {
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logger.Warn.Printf("Not all Interface-Addresses were processed. Summary: %d processed, %d filtered, %d failed", processedCount, filteredCount, len(addrs)-processedCount-filteredCount)
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logger.Warn.Printf("Not all Interface-Addresses were processed. Summary: %d processed, %d filtered, %d failed", processedCount, filteredCount, len(addrs)-processedCount-filteredCount)
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}
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}
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// Create a WireGuard client
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client, err := wgctrl.New()
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if err != nil {
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logger.Error.Fatal(err)
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}
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defer client.Close()
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// Loop indefinitely
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for {
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// Get the WireGuard peers on the interface
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// Get the WireGuard peers on the interface
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wgDevice, err := client.Device(iface)
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wgDevice, err := client.Device(iface)
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if err != nil {
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if err != nil {
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@ -135,7 +135,7 @@ func main() {
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}
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}
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}
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}
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if(len(addAllowedIPs) > 0){
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if len(addAllowedIPs) > 0 {
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// Create peer-config
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// Create peer-config
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peerConfig := wgtypes.PeerConfig{
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peerConfig := wgtypes.PeerConfig{
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PublicKey: peer.PublicKey,
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PublicKey: peer.PublicKey,
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@ -147,11 +147,11 @@ func main() {
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}
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}
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}
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}
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if(len(wgConfig.Peers) == 0){
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if len(wgConfig.Peers) == 0 {
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logger.Info.Println("No changes, skipping")
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logger.Info.Println("No changes, skipping")
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} else {
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} else {
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err = client.ConfigureDevice(iface, wgConfig)
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err = client.ConfigureDevice(iface, wgConfig)
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if(err != nil){
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if err != nil {
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logger.Error.Fatalf("Error configuring wg-device '%s': %s", iface, err)
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logger.Error.Fatalf("Error configuring wg-device '%s': %s", iface, err)
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}
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}
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}
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}
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@ -161,7 +161,7 @@ func main() {
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}
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}
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}
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}
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func convertIPv4ToIPv6(ipv6Format *string, ipv4 *net.IPNet) (*string) {
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func convertIPv4ToIPv6(ipv6Format *string, ipv4 *net.IPNet) *string {
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CIDR, _ := ipv4.Mask.Size()
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CIDR, _ := ipv4.Mask.Size()
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// Run format
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// Run format
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ipv6Str := fmt.Sprintf(*ipv6Format, (*ipv4).IP[0], (*ipv4).IP[1], (*ipv4).IP[2], (*ipv4).IP[3], net.IPv6len*8-(net.IPv4len*8-CIDR))
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ipv6Str := fmt.Sprintf(*ipv6Format, (*ipv4).IP[0], (*ipv4).IP[1], (*ipv4).IP[2], (*ipv4).IP[3], net.IPv6len*8-(net.IPv4len*8-CIDR))
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