Connect to configuration

pkg/mesh/mesh.go

@@ -84,7 +84,7 @@ type Node struct {
 	Name                         string
 	Subnet                       *net.IPNet
 	WireGuardIP                  *net.IPNet
-	WireGuardPersistentKeepAlive int64
+	WireGuardPersistentKeepAlive int
 }
 
 // Ready indicates whether or not the node is ready.

pkg/mesh/topology.go

@@ -69,6 +69,9 @@ type segment struct {
 	// wireGuardIP is the allocated IP address of the WireGuard
 	// interface on the leader of the segment.
 	wireGuardIP net.IP
+	// wireGuardPersistentKeepAlive is the interval in seconds of the emission
+	// of keepalive packets to the peer.
+	wireGuardPersistentKeepAlive int
 }
 
 // NewTopology creates a new Topology struct from a given set of nodes and peers.
@@ -117,14 +120,15 @@ func NewTopology(nodes map[string]*Node, peers map[string]*Peer, granularity Gra
 			privateIPs = append(privateIPs, node.InternalIP.IP)
 		}
 		t.segments = append(t.segments, &segment{
-			allowedIPs: allowedIPs,
-			endpoint:   topoMap[location][leader].ExternalIP.IP,
-			key:        topoMap[location][leader].Key,
-			location:   location,
-			cidrs:      cidrs,
-			hostnames:  hostnames,
-			leader:     leader,
-			privateIPs: privateIPs,
+			allowedIPs:                   allowedIPs,
+			endpoint:                     topoMap[location][leader].ExternalIP.IP,
+			key:                          topoMap[location][leader].Key,
+			location:                     location,
+			cidrs:                        cidrs,
+			hostnames:                    hostnames,
+			leader:                       leader,
+			privateIPs:                   privateIPs,
+			wireGuardPersistentKeepAlive: topoMap[location][leader].WireGuardPersistentKeepAlive,
 		})
 	}
 	// Sort the Topology segments so the result is stable.
@@ -334,7 +338,8 @@ func (t *Topology) Conf() *wireguard.Conf {
 				IP:   s.endpoint,
 				Port: uint32(t.port),
 			},
-			PublicKey: s.key,
+			PublicKey:           s.key,
+			PersistentKeepalive: s.wireGuardPersistentKeepAlive,
 		}
 		c.Peers = append(c.Peers, peer)
 	}