feat: send gateway dns and private address (#3378)

models/structs.go

@@ -44,6 +44,8 @@ type UserRemoteGws struct {
 	AllowedEndpoints  []string   `json:"allowed_endpoints"`
 	NetworkAddresses  []string   `json:"network_addresses"`
 	Status            NodeStatus `json:"status"`
+	DnsAddress        string     `json:"dns_address"`
+	Addresses         string     `json:"addresses"`
 }
 
 // UserRAGs - struct for user access gws

pro/controllers/users.go

@@ -21,6 +21,7 @@ import (
 	"github.com/gravitl/netmaker/pro/email"
 	proLogic "github.com/gravitl/netmaker/pro/logic"
 	"github.com/gravitl/netmaker/servercfg"
+	"github.com/gravitl/netmaker/utils"
 	"golang.org/x/exp/slog"
 )
 
@@ -1074,6 +1075,8 @@ func getRemoteAccessGatewayConf(w http.ResponseWriter, r *http.Request) {
 		Metadata:          node.Metadata,
 		AllowedEndpoints:  getAllowedRagEndpoints(&node, host),
 		NetworkAddresses:  []string{network.AddressRange, network.AddressRange6},
+		DnsAddress:        node.IngressDNS,
+		Addresses:         utils.NoEmptyStringToCsv(node.Address.String(), node.Address6.String()),
 	}
 
 	slog.Debug("returned user gw config", "user", user.UserName, "gws", userGw)
@@ -1165,6 +1168,8 @@ func getUserRemoteAccessGwsV1(w http.ResponseWriter, r *http.Request) {
 				AllowedEndpoints:  getAllowedRagEndpoints(&node, host),
 				NetworkAddresses:  []string{network.AddressRange, network.AddressRange6},
 				Status:            node.Status,
+				DnsAddress:        node.IngressDNS,
+				Addresses:         utils.NoEmptyStringToCsv(node.Address.String(), node.Address6.String()),
 			})
 			userGws[node.Network] = gws
 			delete(userGwNodes, node.ID.String())
@@ -1207,6 +1212,8 @@ func getUserRemoteAccessGwsV1(w http.ResponseWriter, r *http.Request) {
 			AllowedEndpoints:  getAllowedRagEndpoints(&node, host),
 			NetworkAddresses:  []string{network.AddressRange, network.AddressRange6},
 			Status:            node.Status,
+			DnsAddress:        node.IngressDNS,
+			Addresses:         utils.NoEmptyStringToCsv(node.Address.String(), node.Address6.String()),
 		})
 		userGws[node.Network] = gws
 	}

utils/utils.go

@@ -3,6 +3,7 @@ package utils
 import (
 	"log/slog"
 	"runtime"
+	"strings"
 	"time"
 )
 
@@ -59,3 +60,18 @@ func TraceCaller() {
 	slog.Debug("Called from function: %s\n", "func-name", funcName)
 	slog.Debug("File: %s, Line: %d\n", "file", file, "line-no", line)
 }
+
+// NoEmptyStringToCsv takes a bunch of strings, filters out empty ones and returns a csv version of the string
+func NoEmptyStringToCsv(strs ...string) string {
+	var sb strings.Builder
+	for _, str := range strs {
+		trimmedStr := strings.TrimSpace(str)
+		if trimmedStr != "" && trimmedStr != "<nil>" {
+			if sb.Len() > 0 {
+				sb.WriteString(", ")
+			}
+			sb.WriteString(str)
+		}
+	}
+	return sb.String()
+}