Added install methods to openapi.yaml

Print all net interfaces when bind_host is 0.0.0.0

helpers.go

@@ -15,6 +15,8 @@ import (
 	"runtime"
 	"strconv"
 	"strings"
+
+	"github.com/joomcode/errorx"
 )
 
 // ----------------------------------
@@ -237,6 +239,56 @@ func getValidNetInterfaces() ([]net.Interface, error) {
 	return netIfaces, nil
 }
 
+// getValidNetInterfacesMap returns interfaces that are eligible for DNS and WEB only
+// we do not return link-local addresses here
+func getValidNetInterfacesForWeb() ([]netInterface, error) {
+	ifaces, err := getValidNetInterfaces()
+	if err != nil {
+		return nil, errorx.Decorate(err, "Couldn't get interfaces")
+	}
+	if len(ifaces) == 0 {
+		return nil, errors.New("couldn't find any legible interface")
+	}
+
+	var netInterfaces []netInterface
+
+	for _, iface := range ifaces {
+		addrs, e := iface.Addrs()
+		if e != nil {
+			return nil, errorx.Decorate(e, "Failed to get addresses for interface %s", iface.Name)
+		}
+
+		netIface := netInterface{
+			Name:         iface.Name,
+			MTU:          iface.MTU,
+			HardwareAddr: iface.HardwareAddr.String(),
+		}
+
+		if iface.Flags != 0 {
+			netIface.Flags = iface.Flags.String()
+		}
+
+		// we don't want link-local addresses in json, so skip them
+		for _, addr := range addrs {
+			ipnet, ok := addr.(*net.IPNet)
+			if !ok {
+				// not an IPNet, should not happen
+				return nil, fmt.Errorf("SHOULD NOT HAPPEN: got iface.Addrs() element %s that is not net.IPNet, it is %T", addr, addr)
+			}
+			// ignore link-local
+			if ipnet.IP.IsLinkLocalUnicast() {
+				continue
+			}
+			netIface.Addresses = append(netIface.Addresses, ipnet.IP.String())
+		}
+		if len(netIface.Addresses) != 0 {
+			netInterfaces = append(netInterfaces, netIface)
+		}
+	}
+
+	return netInterfaces, nil
+}
+
 // checkPortAvailable is not a cheap test to see if the port is bindable, because it's actually doing the bind momentarily
 func checkPortAvailable(host string, port int) error {
 	ln, err := net.Listen("tcp", net.JoinHostPort(host, strconv.Itoa(port)))