[manager] ingress ports manager support (#3268)

* add peers manager

* Extend peers manager to support retrieving all peers

Signed-off-by: bcmmbaga <bethuelmbaga12@gmail.com>

* add network map calc

* move integrations interface

* update management-integrations

* merge main and fix

* go mod tidy

* [management] port forwarding add peer manager fix network map (#3264)

* [management] fix testing tools (#3265)

* Fix net.IPv4 conversion to []byte

* update test to check ipv4

---------

Signed-off-by: bcmmbaga <bethuelmbaga12@gmail.com>
Co-authored-by: bcmmbaga <bethuelmbaga12@gmail.com>
Co-authored-by: Zoltán Papp <zoltan.pmail@gmail.com>

management/server/types/firewall_rule.go

@@ -33,6 +33,9 @@ type FirewallRule struct {
 
 	// Port of the traffic
 	Port string
+
+	// PortRange represents the range of ports for a firewall rule
+	PortRange RulePortRange
 }
 
 // IsEqual checks if two firewall rules are equal.

management/server/types/network.go

@@ -10,6 +10,7 @@ import (
 	"github.com/rs/xid"
 
 	nbdns "github.com/netbirdio/netbird/dns"
+	"github.com/netbirdio/netbird/management/proto"
 	nbpeer "github.com/netbirdio/netbird/management/server/peer"
 	"github.com/netbirdio/netbird/management/server/status"
 	"github.com/netbirdio/netbird/route"
@@ -33,6 +34,52 @@ type NetworkMap struct {
 	OfflinePeers        []*nbpeer.Peer
 	FirewallRules       []*FirewallRule
 	RoutesFirewallRules []*RouteFirewallRule
+	ForwardingRules     []*ForwardingRule
+}
+
+func (nm *NetworkMap) Merge(other *NetworkMap) {
+	nm.Peers = append(nm.Peers, other.Peers...)
+	nm.Routes = append(nm.Routes, other.Routes...)
+	nm.OfflinePeers = append(nm.OfflinePeers, other.OfflinePeers...)
+	nm.FirewallRules = append(nm.FirewallRules, other.FirewallRules...)
+	nm.RoutesFirewallRules = append(nm.RoutesFirewallRules, other.RoutesFirewallRules...)
+	nm.ForwardingRules = append(nm.ForwardingRules, other.ForwardingRules...)
+}
+
+type ForwardingRule struct {
+	RuleProtocol      string
+	DestinationPorts  RulePortRange
+	TranslatedAddress net.IP
+	TranslatedPorts   RulePortRange
+}
+
+func (f *ForwardingRule) ToProto() *proto.ForwardingRule {
+	var protocol proto.RuleProtocol
+	switch f.RuleProtocol {
+	case "icmp":
+		protocol = proto.RuleProtocol_ICMP
+	case "tcp":
+		protocol = proto.RuleProtocol_TCP
+	case "udp":
+		protocol = proto.RuleProtocol_UDP
+	case "all":
+		protocol = proto.RuleProtocol_ALL
+	default:
+		protocol = proto.RuleProtocol_UNKNOWN
+	}
+	return &proto.ForwardingRule{
+		Protocol:          protocol,
+		DestinationPort:   f.DestinationPorts.ToProto(),
+		TranslatedAddress: ipToBytes(f.TranslatedAddress),
+		TranslatedPort:    f.TranslatedPorts.ToProto(),
+	}
+}
+
+func ipToBytes(ip net.IP) []byte {
+	if ip4 := ip.To4(); ip4 != nil {
+		return ip4
+	}
+	return ip.To16()
 }
 
 type Network struct {

management/server/types/policyrule.go

@@ -1,5 +1,9 @@
 package types
 
+import (
+	"github.com/netbirdio/netbird/management/proto"
+)
+
 // PolicyUpdateOperationType operation type
 type PolicyUpdateOperationType int
 
@@ -18,6 +22,17 @@ type RulePortRange struct {
 	End   uint16
 }
 
+func (r *RulePortRange) ToProto() *proto.PortInfo {
+	return &proto.PortInfo{
+		PortSelection: &proto.PortInfo_Range_{
+			Range: &proto.PortInfo_Range{
+				Start: uint32(r.Start),
+				End:   uint32(r.End),
+			},
+		},
+	}
+}
+
 // PolicyRule is the metadata of the policy
 type PolicyRule struct {
 	// ID of the policy rule