39-implement-two-phase-map

Implemented my own two phase map based on vector clocks

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "smegmesh-web"]
+	path = smegmesh-web
+	url = git@github.com:tim-beatham/smegmesh-web.git

Containerfile

@@ -8,4 +8,5 @@ RUN apt-get update && apt-get install -y \
     tmux \
     vim
 WORKDIR /wgmesh
+RUN go mod tidy
 RUN go build -o /usr/local/bin ./...

cmd/api/main.go

@@ -7,7 +7,9 @@ import (
 )
 
 func main() {
-	apiServer, err := api.NewSmegServer()
+	apiServer, err := api.NewSmegServer(api.ApiServerConf{
+		WordsFile: "./cmd/api/words.txt",
+	})
 
 	if err != nil {
 		log.Fatal(err.Error())

cmd/api/words.txt

@@ -0,0 +1,257 @@
+be
+to
+of
+it
+in
+we
+do
+he
+on
+go
+at
+if
+or
+up
+by
+hi
+the
+and
+you
+not
+for
+but
+say
+get
+she
+one
+all
+can
+out
+who
+now
+see
+way
+how
+lot
+yes
+use
+any
+day
+try
+put
+let
+why
+new
+off
+big
+too
+ask
+man
+bit
+end
+may
+own
+run
+pay
+job
+old
+kid
+bad
+few
+ago
+far
+buy
+set
+guy
+car
+sit
+war
+win
+yet
+top
+law
+cut
+low
+die
+eat
+age
+hit
+air
+add
+boy
+act
+tax
+oil
+eye
+son
+key
+fun
+dad
+dog
+arm
+fly
+box
+gas
+lie
+hot
+gun
+per
+art
+red
+fit
+bed
+fan
+mix
+mom
+sex
+bus
+fix
+bar
+lay
+ice
+bet
+bag
+due
+aid
+tie
+leg
+ban
+odd
+cup
+dry
+cry
+rid
+pop
+sir
+cat
+map
+sad
+sea
+aim
+sun
+fat
+row
+egg
+tea
+god
+wed
+tip
+ear
+hat
+net
+ill
+dig
+fee
+mad
+gap
+nor
+bid
+era
+toy
+sky
+bin
+owe
+wet
+tap
+pro
+ski
+cow
+pen
+van
+web
+pot
+sum
+cap
+log
+pub
+pig
+joy
+raw
+rat
+via
+lip
+two
+six
+ten
+lab
+ton
+mid
+bat
+hip
+gut
+sin
+non
+rub
+sub
+par
+pre
+ray
+cue
+dye
+fin
+ion
+neo
+hey
+wow
+mum
+bye
+aye
+jet
+sue
+pet
+flu
+cop
+ooh
+rip
+spy
+pie
+bug
+gum
+wan
+rap
+nut
+beg
+pin
+pit
+jam
+tag
+fax
+vet
+fry
+pad
+lad
+mud
+bay
+con
+pan
+gee
+toe
+dip
+shy
+gym
+zoo
+fox
+bow
+tin
+hop
+wee
+kit
+opt
+vow
+sew
+cab
+bee
+rob
+rig
+yep
+ego
+rib
+nod
+hug
+lap
+ash
+hum
+dam
+bum
+yen
+jar

cmd/dns/main.go

@@ -0,0 +1,18 @@
+package main
+
+import (
+	"log"
+
+	smegdns "github.com/tim-beatham/wgmesh/pkg/dns"
+)
+
+func main() {
+	server, err := smegdns.NewDns(53)
+
+	if err != nil {
+		log.Fatal(err.Error())
+	}
+
+	defer server.Close()
+	server.Listen()
+}

cmd/wg-mesh/main.go

@@ -8,7 +8,9 @@ import (
 	"time"
 
 	"github.com/akamensky/argparse"
+	"github.com/tim-beatham/wgmesh/pkg/ctrlserver"
 	"github.com/tim-beatham/wgmesh/pkg/ipc"
+	"github.com/tim-beatham/wgmesh/pkg/lib"
 	logging "github.com/tim-beatham/wgmesh/pkg/log"
 )
 
@@ -16,7 +18,6 @@ const SockAddr = "/tmp/wgmesh_ipc.sock"
 
 type CreateMeshParams struct {
 	Client   *ipcRpc.Client
-	IfName   string
 	WgPort   int
 	Endpoint string
 }
@@ -24,7 +25,6 @@ type CreateMeshParams struct {
 func createMesh(args *CreateMeshParams) string {
 	var reply string
 	newMeshParams := ipc.NewMeshArgs{
-		IfName:   args.IfName,
 		WgPort:   args.WgPort,
 		Endpoint: args.Endpoint,
 	}
@@ -68,7 +68,6 @@ func joinMesh(params *JoinMeshParams) string {
 	args := ipc.JoinMeshArgs{
 		MeshId:   params.MeshId,
 		IpAdress: params.IpAddress,
-		IfName:   params.IfName,
 		Port:     params.WgPort,
 	}
 
@@ -96,9 +95,13 @@ func getMesh(client *ipcRpc.Client, meshId string) {
 		fmt.Println("Control Endpoint: " + node.HostEndpoint)
 		fmt.Println("WireGuard Endpoint: " + node.WgEndpoint)
 		fmt.Println("Wg IP: " + node.WgHost)
-		fmt.Println(fmt.Sprintf("Timestamp: %s", time.Unix(node.Timestamp, 0).String()))
+		fmt.Printf("Timestamp: %s", time.Unix(node.Timestamp, 0).String())
 
-		advertiseRoutes := strings.Join(node.Routes, ",")
+		mapFunc := func(r ctrlserver.MeshRoute) string {
+			return r.Destination
+		}
+
+		advertiseRoutes := strings.Join(lib.Map(node.Routes, mapFunc), ",")
 		fmt.Printf("Routes: %s\n", advertiseRoutes)
 
 		fmt.Println("---")
@@ -171,6 +174,68 @@ func putDescription(client *ipcRpc.Client, description string) {
 	fmt.Println(reply)
 }
 
+// putAlias: puts an alias for the node
+func putAlias(client *ipcRpc.Client, alias string) {
+	var reply string
+
+	err := client.Call("IpcHandler.PutAlias", &alias, &reply)
+
+	if err != nil {
+		fmt.Println(err.Error())
+		return
+	}
+
+	fmt.Println(reply)
+}
+
+func setService(client *ipcRpc.Client, service, value string) {
+	var reply string
+
+	serviceArgs := &ipc.PutServiceArgs{
+		Service: service,
+		Value:   value,
+	}
+
+	err := client.Call("IpcHandler.PutService", serviceArgs, &reply)
+
+	if err != nil {
+		fmt.Println(err.Error())
+		return
+	}
+
+	fmt.Println(reply)
+}
+
+func deleteService(client *ipcRpc.Client, service string) {
+	var reply string
+
+	err := client.Call("IpcHandler.PutService", &service, &reply)
+
+	if err != nil {
+		fmt.Println(err.Error())
+		return
+	}
+
+	fmt.Println(reply)
+}
+
+func getNode(client *ipcRpc.Client, nodeId, meshId string) {
+	var reply string
+	args := &ipc.GetNodeArgs{
+		NodeId: nodeId,
+		MeshId: meshId,
+	}
+
+	err := client.Call("IpcHandler.GetNode", &args, &reply)
+
+	if err != nil {
+		fmt.Println(err.Error())
+		return
+	}
+
+	fmt.Println(reply)
+}
+
 func main() {
 	parser := argparse.NewParser("wg-mesh",
 		"wg-mesh Manipulate WireGuard meshes")
@@ -178,25 +243,24 @@ func main() {
 	newMeshCmd := parser.NewCommand("new-mesh", "Create a new mesh")
 	listMeshCmd := parser.NewCommand("list-meshes", "List meshes the node is connected to")
 	joinMeshCmd := parser.NewCommand("join-mesh", "Join a mesh network")
-	// getMeshCmd := parser.NewCommand("get-mesh", "Get a mesh network")
 	enableInterfaceCmd := parser.NewCommand("enable-interface", "Enable A Specific Mesh Interface")
 	getGraphCmd := parser.NewCommand("get-graph", "Convert a mesh into DOT format")
 	leaveMeshCmd := parser.NewCommand("leave-mesh", "Leave a mesh network")
 	queryMeshCmd := parser.NewCommand("query-mesh", "Query a mesh network using JMESPath")
 	putDescriptionCmd := parser.NewCommand("put-description", "Place a description for the node")
+	putAliasCmd := parser.NewCommand("put-alias", "Place an alias for the node")
+	setServiceCmd := parser.NewCommand("set-service", "Place a service into your advertisements")
+	deleteServiceCmd := parser.NewCommand("delete-service", "Remove a service from your advertisements")
+	getNodeCmd := parser.NewCommand("get-node", "Get a specific node from the mesh")
 
-	var newMeshIfName *string = newMeshCmd.String("f", "ifname", &argparse.Options{Required: true})
-	var newMeshPort *int = newMeshCmd.Int("p", "wgport", &argparse.Options{Required: true})
+	var newMeshPort *int = newMeshCmd.Int("p", "wgport", &argparse.Options{})
 	var newMeshEndpoint *string = newMeshCmd.String("e", "endpoint", &argparse.Options{})
 
 	var joinMeshId *string = joinMeshCmd.String("m", "mesh", &argparse.Options{Required: true})
 	var joinMeshIpAddress *string = joinMeshCmd.String("i", "ip", &argparse.Options{Required: true})
-	var joinMeshIfName *string = joinMeshCmd.String("f", "ifname", &argparse.Options{Required: true})
-	var joinMeshPort *int = joinMeshCmd.Int("p", "wgport", &argparse.Options{Required: true})
+	var joinMeshPort *int = joinMeshCmd.Int("p", "wgport", &argparse.Options{})
 	var joinMeshEndpoint *string = joinMeshCmd.String("e", "endpoint", &argparse.Options{})
 
-	// var getMeshId *string = getMeshCmd.String("m", "mesh", &argparse.Options{Required: true})
-
 	var enableInterfaceMeshId *string = enableInterfaceCmd.String("m", "mesh", &argparse.Options{Required: true})
 
 	var getGraphMeshId *string = getGraphCmd.String("m", "mesh", &argparse.Options{Required: true})
@@ -208,6 +272,16 @@ func main() {
 
 	var description *string = putDescriptionCmd.String("d", "description", &argparse.Options{Required: true})
 
+	var alias *string = putAliasCmd.String("a", "alias", &argparse.Options{Required: true})
+
+	var serviceKey *string = setServiceCmd.String("s", "service", &argparse.Options{Required: true})
+	var serviceValue *string = setServiceCmd.String("v", "value", &argparse.Options{Required: true})
+
+	var deleteServiceKey *string = deleteServiceCmd.String("s", "service", &argparse.Options{Required: true})
+
+	var getNodeNodeId *string = getNodeCmd.String("n", "nodeid", &argparse.Options{Required: true})
+	var getNodeMeshId *string = getNodeCmd.String("m", "meshid", &argparse.Options{Required: true})
+
 	err := parser.Parse(os.Args)
 
 	if err != nil {
@@ -224,7 +298,6 @@ func main() {
 	if newMeshCmd.Happened() {
 		fmt.Println(createMesh(&CreateMeshParams{
 			Client:   client,
-			IfName:   *newMeshIfName,
 			WgPort:   *newMeshPort,
 			Endpoint: *newMeshEndpoint,
 		}))
@@ -237,7 +310,6 @@ func main() {
 	if joinMeshCmd.Happened() {
 		fmt.Println(joinMesh(&JoinMeshParams{
 			Client:    client,
-			IfName:    *joinMeshIfName,
 			WgPort:    *joinMeshPort,
 			IpAddress: *joinMeshIpAddress,
 			MeshId:    *joinMeshId,
@@ -245,10 +317,6 @@ func main() {
 		}))
 	}
 
-	// if getMeshCmd.Happened() {
-	// getMesh(client, *getMeshId)
-	// }
-
 	if getGraphCmd.Happened() {
 		getGraph(client, *getGraphMeshId)
 	}
@@ -268,4 +336,20 @@ func main() {
 	if putDescriptionCmd.Happened() {
 		putDescription(client, *description)
 	}
+
+	if putAliasCmd.Happened() {
+		putAlias(client, *alias)
+	}
+
+	if setServiceCmd.Happened() {
+		setService(client, *serviceKey, *serviceValue)
+	}
+
+	if deleteServiceCmd.Happened() {
+		deleteService(client, *deleteServiceKey)
+	}
+
+	if getNodeCmd.Happened() {
+		getNode(client, *getNodeNodeId, *getNodeMeshId)
+	}
 }

cmd/wgmeshd/main.go

@@ -1,7 +1,8 @@
 package main
 
 import (
-	"log"
+	"net/http"
+	_ "net/http/pprof"
 	"os"
 	"os/signal"
 
@@ -12,7 +13,7 @@ import (
 	"github.com/tim-beatham/wgmesh/pkg/mesh"
 	"github.com/tim-beatham/wgmesh/pkg/robin"
 	"github.com/tim-beatham/wgmesh/pkg/sync"
-	"github.com/tim-beatham/wgmesh/pkg/timestamp"
+	timer "github.com/tim-beatham/wgmesh/pkg/timers"
 	"golang.zx2c4.com/wireguard/wgctrl"
 )
 
@@ -35,22 +36,34 @@ func main() {
 		return
 	}
 
+	if conf.Profile {
+		go func() {
+			http.ListenAndServe("localhost:6060", nil)
+		}()
+	}
+
 	var robinRpc robin.WgRpc
 	var robinIpc robin.IpcHandler
 	var syncProvider sync.SyncServiceImpl
+	var syncRequester sync.SyncRequester
+	var syncer sync.Syncer
 
 	ctrlServerParams := ctrlserver.NewCtrlServerParams{
 		Conf:         conf,
 		CtrlProvider: &robinRpc,
 		SyncProvider: &syncProvider,
 		Client:       client,
+		OnDelete: func(mp mesh.MeshProvider) {
+			syncer.SyncMeshes()
+		},
 	}
-	ctrlServer, err := ctrlserver.NewCtrlServer(&ctrlServerParams)
 
+	ctrlServer, err := ctrlserver.NewCtrlServer(&ctrlServerParams)
 	syncProvider.Server = ctrlServer
-	syncRequester := sync.NewSyncRequester(ctrlServer)
-	syncScheduler := sync.NewSyncScheduler(ctrlServer, syncRequester)
-	timestampScheduler := timestamp.NewTimestampScheduler(ctrlServer)
+	syncRequester = sync.NewSyncRequester(ctrlServer)
+	syncer = sync.NewSyncer(ctrlServer.MeshManager, conf, syncRequester)
+	syncScheduler := sync.NewSyncScheduler(ctrlServer, syncRequester, syncer)
+	timestampScheduler := timer.NewTimestampScheduler(ctrlServer)
 	pruneScheduler := mesh.NewPruner(ctrlServer.MeshManager, *conf)
 
 	robinIpcParams := robin.RobinIpcParams{
@@ -65,7 +78,7 @@ func main() {
 		return
 	}
 
-	log.Println("Running IPC Handler")
+	logging.Log.WriteInfof("Running IPC Handler")
 
 	go ipc.RunIpcHandler(&robinIpc)
 	go syncScheduler.Run()

go.mod

@@ -5,9 +5,12 @@ go 1.21.3
 require (
 	github.com/akamensky/argparse v1.4.0
 	github.com/automerge/automerge-go v0.0.0-20230903201930-b80ce8aadbb9
+	github.com/gin-gonic/gin v1.9.1
 	github.com/google/uuid v1.3.0
 	github.com/jmespath/go-jmespath v0.4.0
+	github.com/jsimonetti/rtnetlink v1.3.5
 	github.com/sirupsen/logrus v1.9.3
+	golang.org/x/sys v0.14.0
 	golang.zx2c4.com/wireguard/wgctrl v0.0.0-20230429144221-925a1e7659e6
 	google.golang.org/grpc v1.58.1
 	google.golang.org/protobuf v1.31.0
@@ -19,7 +22,6 @@ require (
 	github.com/chenzhuoyu/base64x v0.0.0-20221115062448-fe3a3abad311 // indirect
 	github.com/gabriel-vasile/mimetype v1.4.2 // indirect
 	github.com/gin-contrib/sse v0.1.0 // indirect
-	github.com/gin-gonic/gin v1.9.1 // indirect
 	github.com/go-playground/locales v0.14.1 // indirect
 	github.com/go-playground/universal-translator v0.18.1 // indirect
 	github.com/go-playground/validator/v10 v10.14.0 // indirect
@@ -27,7 +29,6 @@ require (
 	github.com/golang/protobuf v1.5.3 // indirect
 	github.com/google/go-cmp v0.5.9 // indirect
 	github.com/josharian/native v1.1.0 // indirect
-	github.com/jsimonetti/rtnetlink v1.3.5 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
 	github.com/klauspost/cpuid/v2 v2.2.4 // indirect
 	github.com/leodido/go-urn v1.2.4 // indirect
@@ -40,12 +41,10 @@ require (
 	github.com/pelletier/go-toml/v2 v2.0.8 // indirect
 	github.com/twitchyliquid64/golang-asm v0.15.1 // indirect
 	github.com/ugorji/go/codec v1.2.11 // indirect
-	github.com/vishvananda/netns v0.0.0-20191106174202-0a2b9b5464df // indirect
 	golang.org/x/arch v0.3.0 // indirect
 	golang.org/x/crypto v0.13.0 // indirect
 	golang.org/x/net v0.15.0 // indirect
 	golang.org/x/sync v0.3.0 // indirect
-	golang.org/x/sys v0.12.0 // indirect
 	golang.org/x/text v0.13.0 // indirect
 	golang.zx2c4.com/wireguard v0.0.0-20230704135630-469159ecf7d1 // indirect
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20230711160842-782d3b101e98 // indirect

pkg/api/apiserver.go

@@ -10,6 +10,7 @@ import (
 	"github.com/tim-beatham/wgmesh/pkg/ctrlserver"
 	"github.com/tim-beatham/wgmesh/pkg/ipc"
 	logging "github.com/tim-beatham/wgmesh/pkg/log"
+	"github.com/tim-beatham/wgmesh/pkg/what8words"
 )
 
 const SockAddr = "/tmp/wgmesh_ipc.sock"
@@ -22,11 +23,36 @@ type ApiServer interface {
 type SmegServer struct {
 	router *gin.Engine
 	client *ipcRpc.Client
+	words  *what8words.What8Words
 }
 
-func meshNodeToAPIMeshNode(meshNode ctrlserver.MeshNode) *SmegNode {
+func (s *SmegServer) routeToApiRoute(meshNode ctrlserver.MeshNode) []Route {
+	routes := make([]Route, len(meshNode.Routes))
+
+	for index, route := range meshNode.Routes {
+
+		if route.Path == nil {
+			route.Path = make([]string, 0)
+		}
+
+		routes[index] = Route{
+			Prefix: route.Destination,
+			Path:   route.Path,
+		}
+	}
+
+	return routes
+}
+
+func (s *SmegServer) meshNodeToAPIMeshNode(meshNode ctrlserver.MeshNode) *SmegNode {
 	if meshNode.Routes == nil {
-		meshNode.Routes = make([]string, 0)
+		meshNode.Routes = make([]ctrlserver.MeshRoute, 0)
+	}
+
+	alias := meshNode.Alias
+
+	if alias == "" {
+		alias, _ = s.words.ConvertIdentifier(meshNode.WgHost)
 	}
 
 	return &SmegNode{
@@ -35,18 +61,20 @@ func meshNodeToAPIMeshNode(meshNode ctrlserver.MeshNode) *SmegNode {
 		Endpoint:    meshNode.HostEndpoint,
 		Timestamp:   int(meshNode.Timestamp),
 		Description: meshNode.Description,
-		Routes:      meshNode.Routes,
+		Routes:      s.routeToApiRoute(meshNode),
 		PublicKey:   meshNode.PublicKey,
+		Alias:       alias,
+		Services:    meshNode.Services,
 	}
 }
 
-func meshToAPIMesh(meshId string, nodes []ctrlserver.MeshNode) SmegMesh {
+func (s *SmegServer) meshToAPIMesh(meshId string, nodes []ctrlserver.MeshNode) SmegMesh {
 	var smegMesh SmegMesh
 	smegMesh.MeshId = meshId
 	smegMesh.Nodes = make(map[string]SmegNode)
 
 	for _, node := range nodes {
-		smegMesh.Nodes[node.WgHost] = *meshNodeToAPIMeshNode(node)
+		smegMesh.Nodes[node.WgHost] = *s.meshNodeToAPIMeshNode(node)
 	}
 
 	return smegMesh
@@ -60,11 +88,11 @@ func (s *SmegServer) CreateMesh(c *gin.Context) {
 		c.JSON(http.StatusBadRequest, &gin.H{
 			"error": err.Error(),
 		})
+
 		return
 	}
 
 	ipcRequest := ipc.NewMeshArgs{
-		IfName: createMesh.IfName,
 		WgPort: createMesh.WgPort,
 	}
 
@@ -98,7 +126,6 @@ func (s *SmegServer) JoinMesh(c *gin.Context) {
 	ipcRequest := ipc.JoinMeshArgs{
 		MeshId:   joinMesh.MeshId,
 		IpAdress: joinMesh.Bootstrap,
-		IfName:   joinMesh.IfName,
 		Port:     joinMesh.WgPort,
 	}
 
@@ -137,7 +164,7 @@ func (s *SmegServer) GetMesh(c *gin.Context) {
 		return
 	}
 
-	mesh := meshToAPIMesh(meshidParam, getMeshReply.Nodes)
+	mesh := s.meshToAPIMesh(meshidParam, getMeshReply.Nodes)
 
 	c.JSON(http.StatusOK, mesh)
 }
@@ -166,7 +193,7 @@ func (s *SmegServer) GetMeshes(c *gin.Context) {
 			return
 		}
 
-		meshes = append(meshes, meshToAPIMesh(mesh, getMeshReply.Nodes))
+		meshes = append(meshes, s.meshToAPIMesh(mesh, getMeshReply.Nodes))
 	}
 
 	c.JSON(http.StatusOK, meshes)
@@ -177,13 +204,19 @@ func (s *SmegServer) Run(addr string) error {
 	return s.router.Run(addr)
 }
 
-func NewSmegServer() (ApiServer, error) {
+func NewSmegServer(conf ApiServerConf) (ApiServer, error) {
 	client, err := ipcRpc.DialHTTP("unix", SockAddr)
 
 	if err != nil {
 		return nil, err
 	}
 
+	words, err := what8words.NewWhat8Words(conf.WordsFile)
+
+	if err != nil {
+		return nil, err
+	}
+
 	router := gin.Default()
 
 	router.Use(gin.LoggerWithConfig(gin.LoggerConfig{
@@ -193,6 +226,7 @@ func NewSmegServer() (ApiServer, error) {
 	smegServer := &SmegServer{
 		router: router,
 		client: client,
+		words:  words,
 	}
 
 	router.GET("/meshes", smegServer.GetMeshes)

pkg/api/types.go

@@ -1,13 +1,20 @@
 package api
 
+type Route struct {
+	Prefix string   `json:"prefix"`
+	Path   []string `json:"path"`
+}
+
 type SmegNode struct {
-	WgHost      string   `json:"wgHost"`
-	WgEndpoint  string   `json:"wgEndpoint"`
-	Endpoint    string   `json:"endpoint"`
-	Timestamp   int      `json:"timestamp"`
-	Description string   `json:"description"`
-	PublicKey   string   `json:"publicKey"`
-	Routes      []string `json:"routes"`
+	Alias       string            `json:"alias"`
+	WgHost      string            `json:"wgHost"`
+	WgEndpoint  string            `json:"wgEndpoint"`
+	Endpoint    string            `json:"endpoint"`
+	Timestamp   int               `json:"timestamp"`
+	Description string            `json:"description"`
+	PublicKey   string            `json:"publicKey"`
+	Routes      []Route           `json:"routes"`
+	Services    map[string]string `json:"services"`
 }
 
 type SmegMesh struct {
@@ -16,13 +23,15 @@ type SmegMesh struct {
 }
 
 type CreateMeshRequest struct {
-	IfName string `json:"ifName" binding:"required"`
-	WgPort int    `json:"port" binding:"required,gte=1024,lt=65535"`
+	WgPort int `json:"port" binding:"omitempty,gte=1024,lt=65535"`
 }
 
 type JoinMeshRequest struct {
-	IfName    string `json:"ifName" binding:"required"`
-	WgPort    int    `json:"port" binding:"required,gte=1024,lt=65535"`
+	WgPort    int    `json:"port" binding:"omitempty,gte=1024,lt=65535"`
 	Bootstrap string `json:"bootstrap" binding:"required"`
 	MeshId    string `json:"meshid" binding:"required"`
 }
+
+type ApiServerConf struct {
+	WordsFile string
+}

pkg/automerge/automerge.go

@@ -1,9 +1,10 @@
-package crdt
+package automerge
 
 import (
 	"errors"
 	"fmt"
 	"net"
+	"slices"
 	"strings"
 	"time"
 
@@ -18,13 +19,14 @@ import (
 
 // CrdtMeshManager manages nodes in the crdt mesh
 type CrdtMeshManager struct {
-	MeshId   string
-	IfName   string
-	NodeId   string
-	Client   *wgctrl.Client
-	doc      *automerge.Doc
-	LastHash automerge.ChangeHash
-	conf     *conf.WgMeshConfiguration
+	MeshId        string
+	IfName        string
+	Client        *wgctrl.Client
+	doc           *automerge.Doc
+	LastHash      automerge.ChangeHash
+	conf          *conf.WgMeshConfiguration
+	cache         *MeshCrdt
+	lastCacheHash automerge.ChangeHash
 }
 
 func (c *CrdtMeshManager) AddNode(node mesh.MeshNode) {
@@ -34,15 +36,78 @@ func (c *CrdtMeshManager) AddNode(node mesh.MeshNode) {
 		panic("node must be of type *MeshNodeCrdt")
 	}
 
-	crdt.Routes = make(map[string]interface{})
-
+	crdt.Routes = make(map[string]Route)
+	crdt.Services = make(map[string]string)
 	crdt.Timestamp = time.Now().Unix()
-	c.doc.Path("nodes").Map().Set(crdt.HostEndpoint, crdt)
+
+	c.doc.Path("nodes").Map().Set(crdt.PublicKey, crdt)
+}
+
+func (c *CrdtMeshManager) isPeer(nodeId string) bool {
+	node, err := c.doc.Path("nodes").Map().Get(nodeId)
+
+	if err != nil || node.Kind() != automerge.KindMap {
+		return false
+	}
+
+	nodeType, err := node.Map().Get("type")
+
+	if err != nil || nodeType.Kind() != automerge.KindStr {
+		return false
+	}
+
+	return nodeType.Str() == string(conf.PEER_ROLE)
+}
+
+// isAlive: checks that the node's configuration has been updated
+// since the rquired keep alive time
+func (c *CrdtMeshManager) isAlive(nodeId string) bool {
+	node, err := c.doc.Path("nodes").Map().Get(nodeId)
+
+	if err != nil || node.Kind() != automerge.KindMap {
+		return false
+	}
+
+	timestamp, err := node.Map().Get("timestamp")
+
+	if err != nil || timestamp.Kind() != automerge.KindInt64 {
+		return false
+	}
+
+	keepAliveTime := timestamp.Int64()
+	return (time.Now().Unix() - keepAliveTime) < int64(c.conf.DeadTime)
+}
+
+func (c *CrdtMeshManager) GetPeers() []string {
+	keys, _ := c.doc.Path("nodes").Map().Keys()
+
+	keys = lib.Filter(keys, func(publicKey string) bool {
+		return c.isPeer(publicKey) && c.isAlive(publicKey)
+	})
+
+	return keys
 }
 
 // GetMesh(): Converts the document into a struct
 func (c *CrdtMeshManager) GetMesh() (mesh.MeshSnapshot, error) {
-	return automerge.As[*MeshCrdt](c.doc.Root())
+	changes, err := c.doc.Changes(c.lastCacheHash)
+
+	if err != nil {
+		return nil, err
+	}
+
+	if c.cache == nil || len(changes) > 0 {
+		c.lastCacheHash = c.LastHash
+		cache, err := automerge.As[*MeshCrdt](c.doc.Root())
+
+		if err != nil {
+			return nil, err
+		}
+
+		c.cache = cache
+	}
+
+	return c.cache, nil
 }
 
 // GetMeshId returns the meshid of the mesh
@@ -82,13 +147,23 @@ func NewCrdtNodeManager(params *NewCrdtNodeMangerParams) (*CrdtMeshManager, erro
 	manager.IfName = params.DevName
 	manager.Client = params.Client
 	manager.conf = &params.Conf
+	manager.cache = nil
 	return &manager, nil
 }
 
-// GetNode: returns a mesh node crdt.Close releases resources used by a Client.
-func (m *CrdtMeshManager) GetNode(endpoint string) (*MeshNodeCrdt, error) {
+// NodeExists: returns true if the node exists. Returns false
+func (m *CrdtMeshManager) NodeExists(key string) bool {
+	node, err := m.doc.Path("nodes").Map().Get(key)
+	return node.Kind() == automerge.KindMap && err == nil
+}
+
+func (m *CrdtMeshManager) GetNode(endpoint string) (mesh.MeshNode, error) {
 	node, err := m.doc.Path("nodes").Map().Get(endpoint)
 
+	if node.Kind() != automerge.KindMap {
+		return nil, fmt.Errorf("GetNode: something went wrong %s is not a map type")
+	}
+
 	if err != nil {
 		return nil, err
 	}
@@ -178,8 +253,75 @@ func (m *CrdtMeshManager) SetDescription(nodeId string, description string) erro
 	return err
 }
 
+func (m *CrdtMeshManager) SetAlias(nodeId string, alias string) error {
+	node, err := m.doc.Path("nodes").Map().Get(nodeId)
+
+	if err != nil {
+		return err
+	}
+
+	if node.Kind() != automerge.KindMap {
+		return fmt.Errorf("%s does not exist", nodeId)
+	}
+
+	err = node.Map().Set("alias", alias)
+
+	if err == nil {
+		logging.Log.WriteInfof("Updated Alias for %s to %s", nodeId, alias)
+	}
+
+	return err
+}
+
+func (m *CrdtMeshManager) AddService(nodeId, key, value string) error {
+	node, err := m.doc.Path("nodes").Map().Get(nodeId)
+
+	if err != nil || node.Kind() != automerge.KindMap {
+		return fmt.Errorf("AddService: node %s does not exist", nodeId)
+	}
+
+	service, err := node.Map().Get("services")
+
+	if err != nil {
+		return err
+	}
+
+	if service.Kind() != automerge.KindMap {
+		return fmt.Errorf("AddService: services property does not exist in node")
+	}
+
+	err = service.Map().Set(key, value)
+	return err
+}
+
+func (m *CrdtMeshManager) RemoveService(nodeId, key string) error {
+	node, err := m.doc.Path("nodes").Map().Get(nodeId)
+
+	if err != nil || node.Kind() != automerge.KindMap {
+		return fmt.Errorf("RemoveService: node %s does not exist", nodeId)
+	}
+
+	service, err := node.Map().Get("services")
+
+	if err != nil {
+		return err
+	}
+
+	if service.Kind() != automerge.KindMap {
+		return fmt.Errorf("services property does not exist")
+	}
+
+	err = service.Map().Delete(key)
+
+	if err != nil {
+		return fmt.Errorf("service %s does not exist", key)
+	}
+
+	return nil
+}
+
 // AddRoutes: adds routes to the specific nodeId
-func (m *CrdtMeshManager) AddRoutes(nodeId string, routes ...string) error {
+func (m *CrdtMeshManager) AddRoutes(nodeId string, routes ...mesh.Route) error {
 	nodeVal, err := m.doc.Path("nodes").Map().Get(nodeId)
 	logging.Log.WriteInfof("Adding route to %s", nodeId)
 
@@ -198,7 +340,32 @@ func (m *CrdtMeshManager) AddRoutes(nodeId string, routes ...string) error {
 	}
 
 	for _, route := range routes {
-		err = routeMap.Map().Set(route, struct{}{})
+		prevRoute, err := routeMap.Map().Get(route.GetDestination().String())
+
+		if prevRoute.Kind() == automerge.KindVoid && err != nil {
+			path, err := prevRoute.Map().Get("path")
+
+			if err != nil {
+				return err
+			}
+
+			if path.Kind() != automerge.KindList {
+				return fmt.Errorf("path is not a list")
+			}
+
+			pathStr, err := automerge.As[[]string](path)
+
+			if err != nil {
+				return err
+			}
+
+			slices.Equal(route.GetPath(), pathStr)
+		}
+
+		err = routeMap.Map().Set(route.GetDestination().String(), Route{
+			Destination: route.GetDestination().String(),
+			Path:        route.GetPath(),
+		})
 
 		if err != nil {
 			return err
@@ -207,6 +374,80 @@ func (m *CrdtMeshManager) AddRoutes(nodeId string, routes ...string) error {
 	return nil
 }
 
+func (m *CrdtMeshManager) getRoutes(nodeId string) ([]Route, error) {
+	nodeVal, err := m.doc.Path("nodes").Map().Get(nodeId)
+
+	if err != nil {
+		return nil, err
+	}
+
+	if nodeVal.Kind() != automerge.KindMap {
+		return nil, fmt.Errorf("node does not exist")
+	}
+
+	routeMap, err := nodeVal.Map().Get("routes")
+
+	if err != nil {
+		return nil, err
+	}
+
+	if routeMap.Kind() != automerge.KindMap {
+		return nil, fmt.Errorf("node %s is not a map", nodeId)
+	}
+
+	routes, err := automerge.As[map[string]Route](routeMap)
+
+	return lib.MapValues(routes), err
+}
+
+func (m *CrdtMeshManager) GetRoutes(targetNode string) (map[string]mesh.Route, error) {
+	node, err := m.GetNode(targetNode)
+
+	if err != nil {
+		return nil, err
+	}
+
+	routes := make(map[string]mesh.Route)
+
+	// Add routes that the node directly has
+	for _, route := range node.GetRoutes() {
+		routes[route.GetDestination().String()] = route
+	}
+
+	// Work out the other routes in the mesh
+	for _, node := range m.GetPeers() {
+		nodeRoutes, err := m.getRoutes(node)
+
+		if err != nil {
+			return nil, err
+		}
+
+		for _, route := range nodeRoutes {
+			otherRoute, ok := routes[route.GetDestination().String()]
+
+			hopCount := route.GetHopCount()
+
+			if node != targetNode {
+				hopCount += 1
+			}
+
+			if !ok || route.GetHopCount()+1 < otherRoute.GetHopCount() {
+				routes[route.GetDestination().String()] = &Route{
+					Destination: route.GetDestination().String(),
+					Path:        append(route.Path, m.GetMeshId()),
+				}
+			}
+		}
+	}
+
+	return routes, nil
+}
+
+func (m *CrdtMeshManager) RemoveNode(nodeId string) error {
+	err := m.doc.Path("nodes").Map().Delete(nodeId)
+	return err
+}
+
 // DeleteRoutes deletes the specified routes
 func (m *CrdtMeshManager) RemoveRoutes(nodeId string, routes ...string) error {
 	nodeVal, err := m.doc.Path("nodes").Map().Get(nodeId)
@@ -308,7 +549,6 @@ func (m *MeshNodeCrdt) GetWgHost() *net.IPNet {
 	_, ipnet, err := net.ParseCIDR(m.WgHost)
 
 	if err != nil {
-		logging.Log.WriteErrorf("Cannot parse WgHost %s", err.Error())
 		return nil
 	}
 
@@ -319,8 +559,13 @@ func (m *MeshNodeCrdt) GetTimeStamp() int64 {
 	return m.Timestamp
 }
 
-func (m *MeshNodeCrdt) GetRoutes() []string {
-	return lib.MapKeys(m.Routes)
+func (m *MeshNodeCrdt) GetRoutes() []mesh.Route {
+	return lib.Map(lib.MapValues(m.Routes), func(r Route) mesh.Route {
+		return &Route{
+			Destination: r.Destination,
+			Path:        r.Path,
+		}
+	})
 }
 
 func (m *MeshNodeCrdt) GetDescription() string {
@@ -331,11 +576,30 @@ func (m *MeshNodeCrdt) GetIdentifier() string {
 	ipv6 := m.WgHost[:len(m.WgHost)-4]
 
 	constituents := strings.Split(ipv6, ":")
-	logging.Log.WriteInfof(ipv6)
 	constituents = constituents[4:]
 	return strings.Join(constituents, ":")
 }
 
+func (m *MeshNodeCrdt) GetAlias() string {
+	return m.Alias
+}
+
+func (m *MeshNodeCrdt) GetServices() map[string]string {
+	services := make(map[string]string)
+
+	for key, service := range m.Services {
+		services[key] = service
+	}
+
+	return services
+}
+
+// GetType refers to the type of the node. Peer means that the node is globally accessible
+// Client means the node is only accessible through another peer
+func (n *MeshNodeCrdt) GetType() conf.NodeType {
+	return conf.NodeType(n.Type)
+}
+
 func (m *MeshCrdt) GetNodes() map[string]mesh.MeshNode {
 	nodes := make(map[string]mesh.MeshNode)
 
@@ -348,8 +612,24 @@ func (m *MeshCrdt) GetNodes() map[string]mesh.MeshNode {
 			Timestamp:    node.Timestamp,
 			Routes:       node.Routes,
 			Description:  node.Description,
+			Alias:        node.Alias,
+			Services:     node.GetServices(),
+			Type:         node.Type,
 		}
 	}
 
 	return nodes
 }
+
+func (r *Route) GetDestination() *net.IPNet {
+	_, ipnet, _ := net.ParseCIDR(r.Destination)
+	return ipnet
+}
+
+func (r *Route) GetHopCount() int {
+	return len(r.Path)
+}
+
+func (r *Route) GetPath() []string {
+	return r.Path
+}

pkg/automerge/automerge_sync.go

@@ -1,4 +1,4 @@
-package crdt
+package automerge
 
 import (
 	"github.com/automerge/automerge-go"

pkg/automerge/automerge_test.go

@@ -1,4 +1,4 @@
-package crdt
+package automerge
 
 import (
 	"slices"

pkg/automerge/factory.go

@@ -1,4 +1,4 @@
-package crdt
+package automerge
 
 import (
 	"fmt"
@@ -28,14 +28,23 @@ type MeshNodeFactory struct {
 func (f *MeshNodeFactory) Build(params *mesh.MeshNodeFactoryParams) mesh.MeshNode {
 	hostName := f.getAddress(params)
 
+	grpcEndpoint := fmt.Sprintf("%s:%s", hostName, f.Config.GrpcPort)
+
+	if f.Config.Role == conf.CLIENT_ROLE {
+		grpcEndpoint = "-"
+	}
+
 	return &MeshNodeCrdt{
-		HostEndpoint: fmt.Sprintf("%s:%s", hostName, f.Config.GrpcPort),
+		HostEndpoint: grpcEndpoint,
 		PublicKey:    params.PublicKey.String(),
 		WgEndpoint:   fmt.Sprintf("%s:%d", hostName, params.WgPort),
 		WgHost:       fmt.Sprintf("%s/128", params.NodeIP.String()),
 		// Always set the routes as empty.
 		// Routes handled by external component
-		Routes: map[string]interface{}{},
+		Routes:      make(map[string]Route),
+		Description: "",
+		Alias:       "",
+		Type:        string(f.Config.Role),
 	}
 }
 
@@ -48,7 +57,19 @@ func (f *MeshNodeFactory) getAddress(params *mesh.MeshNodeFactoryParams) string
 	} else if len(f.Config.Endpoint) != 0 {
 		hostName = f.Config.Endpoint
 	} else {
-		hostName = lib.GetOutboundIP().String()
+		ipFunc := lib.GetPublicIP
+
+		if f.Config.IPDiscovery == conf.DNS_IP_DISCOVERY {
+			ipFunc = lib.GetOutboundIP
+		}
+
+		ip, err := ipFunc()
+
+		if err != nil {
+			return ""
+		}
+
+		hostName = ip.String()
 	}
 
 	return hostName

pkg/automerge/types.go

@@ -1,14 +1,23 @@
-package crdt
+package automerge
+
+// Route: Represents a CRDT of the given route
+type Route struct {
+	Destination string   `automerge:"destination"`
+	Path        []string `automerge:"path"`
+}
 
 // MeshNodeCrdt: Represents a CRDT for a mesh nodes
 type MeshNodeCrdt struct {
-	HostEndpoint string                 `automerge:"hostEndpoint"`
-	WgEndpoint   string                 `automerge:"wgEndpoint"`
-	PublicKey    string                 `automerge:"publicKey"`
-	WgHost       string                 `automerge:"wgHost"`
-	Timestamp    int64                  `automerge:"timestamp"`
-	Routes       map[string]interface{} `automerge:"routes"`
-	Description  string                 `automerge:"description"`
+	HostEndpoint string            `automerge:"hostEndpoint"`
+	WgEndpoint   string            `automerge:"wgEndpoint"`
+	PublicKey    string            `automerge:"publicKey"`
+	WgHost       string            `automerge:"wgHost"`
+	Timestamp    int64             `automerge:"timestamp"`
+	Routes       map[string]Route  `automerge:"routes"`
+	Alias        string            `automerge:"alias"`
+	Description  string            `automerge:"description"`
+	Services     map[string]string `automerge:"services"`
+	Type         string            `automerge:"type"`
 }
 
 // MeshCrdt: Represents the mesh network as a whole

pkg/conf/conf.go

@@ -16,6 +16,20 @@ func (m *WgMeshConfigurationError) Error() string {
 	return m.msg
 }
 
+type NodeType string
+
+const (
+	PEER_ROLE   NodeType = "peer"
+	CLIENT_ROLE NodeType = "client"
+)
+
+type IPDiscovery string
+
+const (
+	PUBLIC_IP_DISCOVERY = "public"
+	DNS_IP_DISCOVERY    = "dns"
+)
+
 type WgMeshConfiguration struct {
 	// CertificatePath is the path to the certificate to use in mTLS
 	CertificatePath string `yaml:"certificatePath"`
@@ -28,6 +42,9 @@ type WgMeshConfiguration struct {
 	SkipCertVerification bool `yaml:"skipCertVerification"`
 	// Port to run the GrpcServer on
 	GrpcPort string `yaml:"gRPCPort"`
+	// IPDIscovery: how to discover your IP if not specified. Use DNS server 8.8.8.8 or
+	// use public IP discovery library
+	IPDiscovery IPDiscovery `yaml:"ipDiscovery"`
 	// AdvertiseRoutes advertises other meshes if the node is in multiple meshes
 	AdvertiseRoutes bool `yaml:"advertiseRoutes"`
 	// Endpoint is the IP in which this computer is publicly reachable.
@@ -47,8 +64,21 @@ type WgMeshConfiguration struct {
 	KeepAliveTime int `yaml:"keepAliveTime"`
 	// Timeout number of seconds before we consider the node as dead
 	Timeout int `yaml:"timeout"`
-	// PruneTime number of seconds before we consider the 'node' as dead
+	// PruneTime number of seconds before we remove nodes that are likely to be dead
 	PruneTime int `yaml:"pruneTime"`
+	// DeadTime: number of seconds before we consider the node as dead and stop considering it
+	// when picking a random peer
+	DeadTime int `yaml:"deadTime"`
+	// Profile whether or not to include a http server that profiles the code
+	Profile bool `yaml:"profile"`
+	// StubWg whether or not to stub the WireGuard types
+	StubWg bool `yaml:"stubWg"`
+	// Role specifies whether or not the user is globally accessible.
+	// If the user is globaly accessible they specify themselves as a client.
+	Role NodeType `yaml:"role"`
+	// KeepAliveWg configures the implementation so that we send keep alive packets to peers.
+	// KeepAlive can only be set if role is type client
+	KeepAliveWg int `yaml:"keepAliveWg"`
 }
 
 func ValidateConfiguration(c *WgMeshConfiguration) error {
@@ -118,9 +148,15 @@ func ValidateConfiguration(c *WgMeshConfiguration) error {
 		}
 	}
 
-	if c.PruneTime <= 1 {
+	if c.PruneTime < 1 {
 		return &WgMeshConfigurationError{
-			msg: "Prune time cannot be <= 1",
+			msg: "Prune time cannot be < 1",
+		}
+	}
+
+	if c.DeadTime < 1 {
+		return &WgMeshConfigurationError{
+			msg: "Dead time cannot be < 1",
 		}
 	}
 
@@ -130,6 +166,14 @@ func ValidateConfiguration(c *WgMeshConfiguration) error {
 		}
 	}
 
+	if c.Role == "" {
+		c.Role = PEER_ROLE
+	}
+
+	if c.IPDiscovery == "" {
+		c.IPDiscovery = PUBLIC_IP_DISCOVERY
+	}
+
 	return nil
 }
 

pkg/crdt/datastore.go

@@ -0,0 +1,442 @@
+package crdt
+
+import (
+	"bytes"
+	"encoding/gob"
+	"fmt"
+	"net"
+	"strings"
+	"time"
+
+	"github.com/tim-beatham/wgmesh/pkg/conf"
+	"github.com/tim-beatham/wgmesh/pkg/lib"
+	logging "github.com/tim-beatham/wgmesh/pkg/log"
+	"github.com/tim-beatham/wgmesh/pkg/mesh"
+	"golang.zx2c4.com/wireguard/wgctrl"
+	"golang.zx2c4.com/wireguard/wgctrl/wgtypes"
+)
+
+type Route struct {
+	Destination string
+	Path        []string
+}
+
+// GetDestination implements mesh.Route.
+func (r *Route) GetDestination() *net.IPNet {
+	_, ipnet, _ := net.ParseCIDR(r.Destination)
+	return ipnet
+}
+
+// GetHopCount implements mesh.Route.
+func (r *Route) GetHopCount() int {
+	return len(r.Path)
+}
+
+// GetPath implements mesh.Route.
+func (r *Route) GetPath() []string {
+	return r.Path
+}
+
+type MeshNode struct {
+	HostEndpoint string
+	WgEndpoint   string
+	PublicKey    string
+	WgHost       string
+	Timestamp    int64
+	Routes       map[string]Route
+	Alias        string
+	Description  string
+	Services     map[string]string
+	Type         string
+}
+
+// GetHostEndpoint: gets the gRPC endpoint of the node
+func (n *MeshNode) GetHostEndpoint() string {
+	return n.HostEndpoint
+}
+
+// GetPublicKey: gets the public key of the node
+func (n *MeshNode) GetPublicKey() (wgtypes.Key, error) {
+	return wgtypes.ParseKey(n.PublicKey)
+}
+
+// GetWgEndpoint(): get IP and port of the wireguard endpoint
+func (n *MeshNode) GetWgEndpoint() string {
+	return n.WgEndpoint
+}
+
+// GetWgHost: get the IP address of the WireGuard node
+func (n *MeshNode) GetWgHost() *net.IPNet {
+	_, ipnet, _ := net.ParseCIDR(n.WgHost)
+	return ipnet
+}
+
+// GetTimestamp: get the UNIX time stamp of the ndoe
+func (n *MeshNode) GetTimeStamp() int64 {
+	return n.Timestamp
+}
+
+// GetRoutes: returns the routes that the nodes provides
+func (n *MeshNode) GetRoutes() []mesh.Route {
+	routes := make([]mesh.Route, len(n.Routes))
+
+	for index, route := range lib.MapValues(n.Routes) {
+		routes[index] = &Route{
+			Destination: route.Destination,
+			Path:        route.Path,
+		}
+	}
+
+	return routes
+}
+
+// GetIdentifier: returns the identifier of the node
+func (m *MeshNode) GetIdentifier() string {
+	ipv6 := m.WgHost[:len(m.WgHost)-4]
+
+	constituents := strings.Split(ipv6, ":")
+	constituents = constituents[4:]
+	return strings.Join(constituents, ":")
+}
+
+// GetDescription: returns the description for this node
+func (n *MeshNode) GetDescription() string {
+	return n.Description
+}
+
+// GetAlias: associates the node with an alias. Potentially used
+// for DNS and so forth.
+func (n *MeshNode) GetAlias() string {
+	return n.Alias
+}
+
+// GetServices: returns a list of services offered by the node
+func (n *MeshNode) GetServices() map[string]string {
+	return n.Services
+}
+
+func (n *MeshNode) GetType() conf.NodeType {
+	return conf.NodeType(n.Type)
+}
+
+type MeshSnapshot struct {
+	Nodes map[string]MeshNode
+}
+
+// GetNodes() returns the nodes in the mesh
+func (m *MeshSnapshot) GetNodes() map[string]mesh.MeshNode {
+	newMap := make(map[string]mesh.MeshNode)
+
+	for key, value := range m.Nodes {
+		newMap[key] = &MeshNode{
+			HostEndpoint: value.HostEndpoint,
+			PublicKey:    value.PublicKey,
+			WgHost:       value.WgHost,
+			WgEndpoint:   value.WgEndpoint,
+			Timestamp:    value.Timestamp,
+			Routes:       value.Routes,
+			Alias:        value.Alias,
+			Description:  value.Description,
+			Services:     value.Services,
+			Type:         value.Type,
+		}
+	}
+
+	return newMap
+}
+
+type TwoPhaseStoreMeshManager struct {
+	MeshId    string
+	IfName    string
+	Client    *wgctrl.Client
+	LastClock uint64
+	conf      *conf.WgMeshConfiguration
+	store     *TwoPhaseMap[string, MeshNode]
+}
+
+// AddNode() adds a node to the mesh
+func (m *TwoPhaseStoreMeshManager) AddNode(node mesh.MeshNode) {
+	crdt, ok := node.(*MeshNode)
+
+	if !ok {
+		panic("node must be of type mesh node")
+	}
+
+	crdt.Routes = make(map[string]Route)
+	crdt.Services = make(map[string]string)
+	crdt.Timestamp = time.Now().Unix()
+
+	m.store.Put(crdt.PublicKey, *crdt)
+}
+
+// GetMesh() returns a snapshot of the mesh provided by the mesh provider.
+func (m *TwoPhaseStoreMeshManager) GetMesh() (mesh.MeshSnapshot, error) {
+	return &MeshSnapshot{
+		Nodes: m.store.AsMap(),
+	}, nil
+}
+
+// GetMeshId() returns the ID of the mesh network
+func (m *TwoPhaseStoreMeshManager) GetMeshId() string {
+	return m.MeshId
+}
+
+// Save() saves the mesh network
+func (m *TwoPhaseStoreMeshManager) Save() []byte {
+	snapshot := m.store.Snapshot()
+
+	var buf bytes.Buffer
+	enc := gob.NewEncoder(&buf)
+
+	err := enc.Encode(*snapshot)
+
+	if err != nil {
+		logging.Log.WriteInfof(err.Error())
+	}
+
+	return buf.Bytes()
+}
+
+// Load() loads a mesh network
+func (m *TwoPhaseStoreMeshManager) Load(bs []byte) error {
+	buf := bytes.NewBuffer(bs)
+
+	dec := gob.NewDecoder(buf)
+
+	var snapshot TwoPhaseMapSnapshot[string, MeshNode]
+	err := dec.Decode(&snapshot)
+	m.store.Merge(snapshot)
+	return err
+}
+
+// GetDevice() get the device corresponding with the mesh
+func (m *TwoPhaseStoreMeshManager) GetDevice() (*wgtypes.Device, error) {
+	dev, err := m.Client.Device(m.IfName)
+
+	if err != nil {
+		return nil, err
+	}
+
+	return dev, nil
+}
+
+// HasChanges returns true if we have changes since last time we synced
+func (m *TwoPhaseStoreMeshManager) HasChanges() bool {
+	clockValue := m.store.GetClock()
+	return clockValue != m.LastClock
+}
+
+// Record that we have changes and save the corresponding changes
+func (m *TwoPhaseStoreMeshManager) SaveChanges() {
+	clockValue := m.store.GetClock()
+	m.LastClock = clockValue
+}
+
+// UpdateTimeStamp: update the timestamp of the given node
+func (m *TwoPhaseStoreMeshManager) UpdateTimeStamp(nodeId string) error {
+	if !m.store.Contains(nodeId) {
+		return fmt.Errorf("datastore: %s does not exist in the mesh", nodeId)
+	}
+
+	node := m.store.Get(nodeId)
+	node.Timestamp = time.Now().Unix()
+	m.store.Put(nodeId, node)
+	return nil
+}
+
+// AddRoutes: adds routes to the given node
+func (m *TwoPhaseStoreMeshManager) AddRoutes(nodeId string, routes ...mesh.Route) error {
+	if !m.store.Contains(nodeId) {
+		return fmt.Errorf("datastore: %s does not exist in the mesh", nodeId)
+	}
+
+	if len(routes) == 0 {
+		return nil
+	}
+
+	node := m.store.Get(nodeId)
+
+	for _, route := range routes {
+		node.Routes[route.GetDestination().String()] = Route{
+			Destination: route.GetDestination().String(),
+			Path:        route.GetPath(),
+		}
+	}
+
+	m.store.Put(nodeId, node)
+	return nil
+}
+
+// DeleteRoutes: deletes the routes from the node
+func (m *TwoPhaseStoreMeshManager) RemoveRoutes(nodeId string, routes ...string) error {
+	if !m.store.Contains(nodeId) {
+		return fmt.Errorf("datastore: %s does not exist in the mesh", nodeId)
+	}
+
+	if len(routes) == 0 {
+		return nil
+	}
+
+	node := m.store.Get(nodeId)
+
+	for _, route := range routes {
+		delete(node.Routes, route)
+	}
+
+	return nil
+}
+
+// GetSyncer: returns the automerge syncer for sync
+func (m *TwoPhaseStoreMeshManager) GetSyncer() mesh.MeshSyncer {
+	return NewTwoPhaseSyncer(m)
+}
+
+// GetNode get a particular not within the mesh
+func (m *TwoPhaseStoreMeshManager) GetNode(nodeId string) (mesh.MeshNode, error) {
+	if !m.store.Contains(nodeId) {
+		return nil, fmt.Errorf("datastore: %s does not exist in the mesh", nodeId)
+	}
+
+	node := m.store.Get(nodeId)
+	return &node, nil
+}
+
+// NodeExists: returns true if a particular node exists false otherwise
+func (m *TwoPhaseStoreMeshManager) NodeExists(nodeId string) bool {
+	return m.store.Contains(nodeId)
+}
+
+// SetDescription: sets the description of this automerge data type
+func (m *TwoPhaseStoreMeshManager) SetDescription(nodeId string, description string) error {
+	if !m.store.Contains(nodeId) {
+		return fmt.Errorf("datastore: %s does not exist in the mesh", nodeId)
+	}
+
+	node := m.store.Get(nodeId)
+	node.Description = description
+
+	m.store.Put(nodeId, node)
+	return nil
+}
+
+// SetAlias: set the alias of the nodeId
+func (m *TwoPhaseStoreMeshManager) SetAlias(nodeId string, alias string) error {
+	if !m.store.Contains(nodeId) {
+		return fmt.Errorf("datastore: %s does not exist in the mesh", nodeId)
+	}
+
+	node := m.store.Get(nodeId)
+	node.Description = alias
+
+	m.store.Put(nodeId, node)
+	return nil
+}
+
+// AddService: adds the service to the given node
+func (m *TwoPhaseStoreMeshManager) AddService(nodeId string, key string, value string) error {
+	if !m.store.Contains(nodeId) {
+		return fmt.Errorf("datastore: %s does not exist in the mesh", nodeId)
+	}
+
+	node := m.store.Get(nodeId)
+	node.Services[key] = value
+	m.store.Put(nodeId, node)
+	return nil
+}
+
+// RemoveService: removes the service form the node. throws an error if the service does not exist
+func (m *TwoPhaseStoreMeshManager) RemoveService(nodeId string, key string) error {
+	if !m.store.Contains(nodeId) {
+		return fmt.Errorf("datastore: %s does not exist in the mesh", nodeId)
+	}
+
+	node := m.store.Get(nodeId)
+	delete(node.Services, key)
+	m.store.Put(nodeId, node)
+	return nil
+}
+
+// Prune: prunes all nodes that have not updated their timestamp in
+// pruneAmount seconds
+func (m *TwoPhaseStoreMeshManager) Prune(pruneAmount int) error {
+	return nil
+}
+
+// GetPeers: get a list of contactable peers
+func (m *TwoPhaseStoreMeshManager) GetPeers() []string {
+	nodes := lib.MapValues(m.store.AsMap())
+	nodes = lib.Filter(nodes, func(mn MeshNode) bool {
+		if mn.Type != string(conf.PEER_ROLE) {
+			return false
+		}
+
+		return time.Now().Unix()-mn.Timestamp < int64(m.conf.DeadTime)
+	})
+
+	return lib.Map(nodes, func(mn MeshNode) string {
+		return mn.PublicKey
+	})
+}
+
+func (m *TwoPhaseStoreMeshManager) getRoutes(targetNode string) (map[string]Route, error) {
+	if !m.store.Contains(targetNode) {
+		return nil, fmt.Errorf("getRoute: cannot get route %s does not exist", targetNode)
+	}
+
+	node := m.store.Get(targetNode)
+	return node.Routes, nil
+}
+
+// GetRoutes(): Get all unique routes. Where the route with the least hop count is chosen
+func (m *TwoPhaseStoreMeshManager) GetRoutes(targetNode string) (map[string]mesh.Route, error) {
+	node, err := m.GetNode(targetNode)
+
+	if err != nil {
+		return nil, err
+	}
+
+	routes := make(map[string]mesh.Route)
+
+	// Add routes that the node directly has
+	for _, route := range node.GetRoutes() {
+		routes[route.GetDestination().String()] = route
+	}
+
+	// Work out the other routes in the mesh
+	for _, node := range m.GetPeers() {
+		nodeRoutes, err := m.getRoutes(node)
+
+		if err != nil {
+			return nil, err
+		}
+
+		for _, route := range nodeRoutes {
+			otherRoute, ok := routes[route.GetDestination().String()]
+
+			hopCount := route.GetHopCount()
+
+			if node != targetNode {
+				hopCount += 1
+			}
+
+			if !ok || route.GetHopCount()+1 < otherRoute.GetHopCount() {
+				routes[route.GetDestination().String()] = &Route{
+					Destination: route.GetDestination().String(),
+					Path:        append(route.GetPath(), m.GetMeshId()),
+				}
+			}
+		}
+	}
+
+	return routes, nil
+}
+
+// RemoveNode(): remove the node from the mesh
+func (m *TwoPhaseStoreMeshManager) RemoveNode(nodeId string) error {
+	if !m.store.Contains(nodeId) {
+		return fmt.Errorf("datastore: %s does not exist in the mesh", nodeId)
+	}
+
+	m.store.Remove(nodeId)
+	return nil
+}

pkg/crdt/factory.go

@@ -0,0 +1,73 @@
+package crdt
+
+import (
+	"fmt"
+
+	"github.com/tim-beatham/wgmesh/pkg/conf"
+	"github.com/tim-beatham/wgmesh/pkg/lib"
+	"github.com/tim-beatham/wgmesh/pkg/mesh"
+)
+
+type TwoPhaseMapFactory struct{}
+
+func (f *TwoPhaseMapFactory) CreateMesh(params *mesh.MeshProviderFactoryParams) (mesh.MeshProvider, error) {
+	return &TwoPhaseStoreMeshManager{
+		MeshId: params.MeshId,
+		IfName: params.DevName,
+		Client: params.Client,
+		conf:   params.Conf,
+		store:  NewTwoPhaseMap[string, MeshNode](params.NodeID),
+	}, nil
+}
+
+type MeshNodeFactory struct {
+	Config conf.WgMeshConfiguration
+}
+
+func (f *MeshNodeFactory) Build(params *mesh.MeshNodeFactoryParams) mesh.MeshNode {
+	hostName := f.getAddress(params)
+
+	grpcEndpoint := fmt.Sprintf("%s:%s", hostName, f.Config.GrpcPort)
+
+	if f.Config.Role == conf.CLIENT_ROLE {
+		grpcEndpoint = "-"
+	}
+
+	return &MeshNode{
+		HostEndpoint: grpcEndpoint,
+		PublicKey:    params.PublicKey.String(),
+		WgEndpoint:   fmt.Sprintf("%s:%d", hostName, params.WgPort),
+		WgHost:       fmt.Sprintf("%s/128", params.NodeIP.String()),
+		Routes:       make(map[string]Route),
+		Description:  "",
+		Alias:        "",
+		Type:         string(f.Config.Role),
+	}
+}
+
+// getAddress returns the routable address of the machine.
+func (f *MeshNodeFactory) getAddress(params *mesh.MeshNodeFactoryParams) string {
+	var hostName string = ""
+
+	if params.Endpoint != "" {
+		hostName = params.Endpoint
+	} else if len(f.Config.Endpoint) != 0 {
+		hostName = f.Config.Endpoint
+	} else {
+		ipFunc := lib.GetPublicIP
+
+		if f.Config.IPDiscovery == conf.DNS_IP_DISCOVERY {
+			ipFunc = lib.GetOutboundIP
+		}
+
+		ip, err := ipFunc()
+
+		if err != nil {
+			return ""
+		}
+
+		hostName = ip.String()
+	}
+
+	return hostName
+}

pkg/crdt/g_map.go

@@ -0,0 +1,121 @@
+// crdt is a golang implementation of a crdt
+package crdt
+
+import (
+	"sync"
+)
+
+type Bucket[D any] struct {
+	Vector   uint64
+	Contents D
+}
+
+// GMap is a set that can only grow in size
+type GMap[K comparable, D any] struct {
+	lock     sync.RWMutex
+	contents map[K]Bucket[D]
+	getClock func() uint64
+}
+
+func (g *GMap[K, D]) Put(key K, value D) {
+	g.lock.Lock()
+
+	clock := g.getClock() + 1
+
+	g.contents[key] = Bucket[D]{
+		Vector:   clock,
+		Contents: value,
+	}
+
+	g.lock.Unlock()
+}
+
+func (g *GMap[K, D]) Contains(key K) bool {
+	g.lock.RLock()
+
+	_, ok := g.contents[key]
+
+	g.lock.RUnlock()
+
+	return ok
+}
+
+func (g *GMap[K, D]) put(key K, b Bucket[D]) {
+	g.lock.Lock()
+
+	if g.contents[key].Vector < b.Vector {
+		g.contents[key] = b
+	}
+
+	g.lock.Unlock()
+}
+
+func (g *GMap[K, D]) get(key K) Bucket[D] {
+	g.lock.RLock()
+	bucket := g.contents[key]
+	g.lock.RUnlock()
+
+	return bucket
+}
+
+func (g *GMap[K, D]) Get(key K) D {
+	return g.get(key).Contents
+}
+
+func (g *GMap[K, D]) Keys() []K {
+	g.lock.RLock()
+
+	contents := make([]K, len(g.contents))
+	index := 0
+
+	for key := range g.contents {
+		contents[index] = key
+		index++
+	}
+
+	g.lock.RUnlock()
+	return contents
+}
+
+func (g *GMap[K, D]) Save() map[K]Bucket[D] {
+	buckets := make(map[K]Bucket[D])
+	g.lock.RLock()
+
+	for key, value := range g.contents {
+		buckets[key] = value
+	}
+
+	g.lock.RUnlock()
+	return buckets
+}
+
+func (g *GMap[K, D]) SaveWithKeys(keys []K) map[K]Bucket[D] {
+	buckets := make(map[K]Bucket[D])
+	g.lock.RLock()
+
+	for _, key := range keys {
+		buckets[key] = g.contents[key]
+	}
+
+	g.lock.RUnlock()
+	return buckets
+}
+
+func (g *GMap[K, D]) GetClock() map[K]uint64 {
+	clock := make(map[K]uint64)
+	g.lock.RLock()
+
+	for key, bucket := range g.contents {
+		clock[key] = bucket.Vector
+	}
+
+	g.lock.RUnlock()
+	return clock
+}
+
+func NewGMap[K comparable, D any](getClock func() uint64) *GMap[K, D] {
+	return &GMap[K, D]{
+		contents: make(map[K]Bucket[D]),
+		getClock: getClock,
+	}
+}

pkg/crdt/two_phase_map.go

@@ -0,0 +1,208 @@
+package crdt
+
+import (
+	"sync"
+
+	"github.com/tim-beatham/wgmesh/pkg/lib"
+)
+
+type TwoPhaseMap[K comparable, D any] struct {
+	addMap    *GMap[K, D]
+	removeMap *GMap[K, bool]
+	vectors   map[K]uint64
+	processId K
+	lock      sync.RWMutex
+}
+
+type TwoPhaseMapSnapshot[K comparable, D any] struct {
+	Add    map[K]Bucket[D]
+	Remove map[K]Bucket[bool]
+}
+
+// Contains checks whether the value exists in the map
+func (m *TwoPhaseMap[K, D]) Contains(key K) bool {
+	if !m.addMap.Contains(key) {
+		return false
+	}
+
+	addValue := m.addMap.get(key)
+
+	if !m.removeMap.Contains(key) {
+		return true
+	}
+
+	removeValue := m.removeMap.get(key)
+
+	return addValue.Vector >= removeValue.Vector
+}
+
+func (m *TwoPhaseMap[K, D]) Get(key K) D {
+	var result D
+
+	if !m.Contains(key) {
+		return result
+	}
+
+	return m.addMap.Get(key)
+}
+
+// Put places the key K in the map
+func (m *TwoPhaseMap[K, D]) Put(key K, data D) {
+	msgSequence := m.incrementClock()
+
+	m.lock.Lock()
+
+	if _, ok := m.vectors[key]; !ok {
+		m.vectors[key] = msgSequence
+	}
+
+	m.lock.Unlock()
+	m.addMap.Put(key, data)
+}
+
+// Remove removes the value from the map
+func (m *TwoPhaseMap[K, D]) Remove(key K) {
+	m.removeMap.Put(key, true)
+}
+
+func (m *TwoPhaseMap[K, D]) Keys() []K {
+	keys := make([]K, 0)
+
+	addKeys := m.addMap.Keys()
+
+	for _, key := range addKeys {
+		if !m.Contains(key) {
+			continue
+		}
+
+		keys = append(keys, key)
+	}
+
+	return keys
+}
+
+func (m *TwoPhaseMap[K, D]) AsMap() map[K]D {
+	theMap := make(map[K]D)
+
+	keys := m.Keys()
+
+	for _, key := range keys {
+		theMap[key] = m.Get(key)
+	}
+
+	return theMap
+}
+
+func (m *TwoPhaseMap[K, D]) Snapshot() *TwoPhaseMapSnapshot[K, D] {
+	return &TwoPhaseMapSnapshot[K, D]{
+		Add:    m.addMap.Save(),
+		Remove: m.removeMap.Save(),
+	}
+}
+
+func (m *TwoPhaseMap[K, D]) SnapShotFromState(state *TwoPhaseMapState[K]) *TwoPhaseMapSnapshot[K, D] {
+	addKeys := lib.MapKeys(state.AddContents)
+	removeKeys := lib.MapKeys(state.RemoveContents)
+
+	return &TwoPhaseMapSnapshot[K, D]{
+		Add:    m.addMap.SaveWithKeys(addKeys),
+		Remove: m.removeMap.SaveWithKeys(removeKeys),
+	}
+}
+
+type TwoPhaseMapState[K comparable] struct {
+	AddContents    map[K]uint64
+	RemoveContents map[K]uint64
+}
+
+func (m *TwoPhaseMap[K, D]) incrementClock() uint64 {
+	maxClock := uint64(0)
+	m.lock.Lock()
+
+	for _, value := range m.vectors {
+		maxClock = max(maxClock, value)
+	}
+
+	m.vectors[m.processId] = maxClock + 1
+	m.lock.Unlock()
+	return maxClock
+}
+
+func (m *TwoPhaseMap[K, D]) GetClock() uint64 {
+	maxClock := uint64(0)
+	m.lock.RLock()
+
+	for _, value := range m.vectors {
+		maxClock = max(maxClock, value)
+	}
+
+	m.lock.RUnlock()
+	return maxClock
+}
+
+// GetState: get the current vector clock of the add and remove
+// map
+func (m *TwoPhaseMap[K, D]) GenerateMessage() *TwoPhaseMapState[K] {
+	addContents := m.addMap.GetClock()
+	removeContents := m.removeMap.GetClock()
+
+	return &TwoPhaseMapState[K]{
+		AddContents:    addContents,
+		RemoveContents: removeContents,
+	}
+}
+
+func (m *TwoPhaseMapState[K]) Difference(state *TwoPhaseMapState[K]) *TwoPhaseMapState[K] {
+	mapState := &TwoPhaseMapState[K]{
+		AddContents:    make(map[K]uint64),
+		RemoveContents: make(map[K]uint64),
+	}
+
+	for key, value := range state.AddContents {
+		otherValue, ok := m.AddContents[key]
+
+		if !ok || otherValue < value {
+			mapState.AddContents[key] = value
+		}
+	}
+
+	for key, value := range state.AddContents {
+		otherValue, ok := m.RemoveContents[key]
+
+		if !ok || otherValue < value {
+			mapState.RemoveContents[key] = value
+		}
+	}
+
+	return mapState
+}
+
+func (m *TwoPhaseMap[K, D]) Merge(snapshot TwoPhaseMapSnapshot[K, D]) {
+	m.lock.Lock()
+
+	for key, value := range snapshot.Add {
+		m.addMap.put(key, value)
+		m.vectors[key] = max(value.Vector, m.vectors[key])
+	}
+
+	for key, value := range snapshot.Remove {
+		m.removeMap.put(key, value)
+		m.vectors[key] = max(value.Vector, m.vectors[key])
+	}
+
+	m.lock.Unlock()
+}
+
+// NewTwoPhaseMap: create a new two phase map. Consists of two maps
+// a grow map and a remove map. If both timestamps equal then favour keeping
+// it in the map
+func NewTwoPhaseMap[K comparable, D any](processId K) *TwoPhaseMap[K, D] {
+	m := TwoPhaseMap[K, D]{
+		vectors:   make(map[K]uint64),
+		processId: processId,
+	}
+
+	m.addMap = NewGMap[K, D](m.incrementClock)
+	m.removeMap = NewGMap[K, bool](m.incrementClock)
+	return &m
+}

pkg/crdt/two_phase_map_syncer.go

@@ -0,0 +1,145 @@
+package crdt
+
+import (
+	"bytes"
+	"encoding/gob"
+
+	logging "github.com/tim-beatham/wgmesh/pkg/log"
+)
+
+type SyncState int
+
+const (
+	PREPARE SyncState = iota
+	PRESENT
+	EXCHANGE
+	MERGE
+	FINISHED
+)
+
+// TwoPhaseSyncer is a type to sync a TwoPhase data store
+type TwoPhaseSyncer struct {
+	manager            *TwoPhaseStoreMeshManager
+	generateMessageFSM SyncFSM
+	state              SyncState
+	mapState           *TwoPhaseMapState[string]
+	peerMsg            []byte
+}
+
+type SyncFSM map[SyncState]func(*TwoPhaseSyncer) ([]byte, bool)
+
+func prepare(syncer *TwoPhaseSyncer) ([]byte, bool) {
+	var buffer bytes.Buffer
+	enc := gob.NewEncoder(&buffer)
+
+	err := enc.Encode(*syncer.mapState)
+
+	if err != nil {
+		logging.Log.WriteInfof(err.Error())
+	}
+
+	syncer.IncrementState()
+	return buffer.Bytes(), true
+}
+
+func present(syncer *TwoPhaseSyncer) ([]byte, bool) {
+	if syncer.peerMsg == nil {
+		panic("peer msg is nil")
+	}
+
+	var recvBuffer = bytes.NewBuffer(syncer.peerMsg)
+	dec := gob.NewDecoder(recvBuffer)
+
+	var mapState TwoPhaseMapState[string]
+	err := dec.Decode(&mapState)
+
+	if err != nil {
+		logging.Log.WriteInfof(err.Error())
+	}
+
+	difference := syncer.mapState.Difference(&mapState)
+
+	var sendBuffer bytes.Buffer
+	enc := gob.NewEncoder(&sendBuffer)
+	enc.Encode(*difference)
+
+	syncer.IncrementState()
+	return sendBuffer.Bytes(), true
+}
+
+func exchange(syncer *TwoPhaseSyncer) ([]byte, bool) {
+	if syncer.peerMsg == nil {
+		panic("peer msg is nil")
+	}
+
+	var recvBuffer = bytes.NewBuffer(syncer.peerMsg)
+	dec := gob.NewDecoder(recvBuffer)
+
+	var mapState TwoPhaseMapState[string]
+	dec.Decode(&mapState)
+
+	snapshot := syncer.manager.store.SnapShotFromState(&mapState)
+
+	var sendBuffer bytes.Buffer
+	enc := gob.NewEncoder(&sendBuffer)
+	enc.Encode(*snapshot)
+
+	syncer.IncrementState()
+	return sendBuffer.Bytes(), true
+}
+
+func merge(syncer *TwoPhaseSyncer) ([]byte, bool) {
+	if syncer.peerMsg == nil {
+		panic("peer msg is nil")
+	}
+
+	var recvBuffer = bytes.NewBuffer(syncer.peerMsg)
+	dec := gob.NewDecoder(recvBuffer)
+
+	var snapshot TwoPhaseMapSnapshot[string, MeshNode]
+	dec.Decode(&snapshot)
+
+	syncer.manager.store.Merge(snapshot)
+
+	return nil, false
+}
+
+func (t *TwoPhaseSyncer) IncrementState() {
+	t.state = min(t.state+1, FINISHED)
+}
+
+func (t *TwoPhaseSyncer) GenerateMessage() ([]byte, bool) {
+	fsmFunc, ok := t.generateMessageFSM[t.state]
+
+	if !ok {
+		panic("state not handled")
+	}
+
+	return fsmFunc(t)
+}
+
+func (t *TwoPhaseSyncer) RecvMessage(msg []byte) error {
+	t.peerMsg = msg
+	return nil
+}
+
+func (t *TwoPhaseSyncer) Complete() {
+	logging.Log.WriteInfof("SYNC COMPLETED")
+	t.manager.SaveChanges()
+}
+
+func NewTwoPhaseSyncer(manager *TwoPhaseStoreMeshManager) *TwoPhaseSyncer {
+	var generateMessageFsm SyncFSM = SyncFSM{
+		PREPARE:  prepare,
+		PRESENT:  present,
+		EXCHANGE: exchange,
+		MERGE:    merge,
+	}
+
+	return &TwoPhaseSyncer{
+		manager:            manager,
+		state:              PREPARE,
+		mapState:           manager.store.GenerateMessage(),
+		generateMessageFSM: generateMessageFsm,
+	}
+}

pkg/ctrlserver/ctrlserver.go

@@ -1,9 +1,9 @@
 package ctrlserver
 
 import (
-	crdt "github.com/tim-beatham/wgmesh/pkg/automerge"
 	"github.com/tim-beatham/wgmesh/pkg/conf"
 	"github.com/tim-beatham/wgmesh/pkg/conn"
+	"github.com/tim-beatham/wgmesh/pkg/crdt"
 	"github.com/tim-beatham/wgmesh/pkg/ip"
 	"github.com/tim-beatham/wgmesh/pkg/lib"
 	logging "github.com/tim-beatham/wgmesh/pkg/log"
@@ -21,31 +21,33 @@ type NewCtrlServerParams struct {
 	CtrlProvider rpc.MeshCtrlServerServer
 	SyncProvider rpc.SyncServiceServer
 	Querier      query.Querier
+	OnDelete     func(mesh.MeshProvider)
 }
 
 // Create a new instance of the MeshCtrlServer or error if the
 // operation failed
 func NewCtrlServer(params *NewCtrlServerParams) (*MeshCtrlServer, error) {
 	ctrlServer := new(MeshCtrlServer)
-	meshFactory := crdt.CrdtProviderFactory{}
-	nodeFactory := crdt.MeshNodeFactory{
+	meshFactory := &crdt.TwoPhaseMapFactory{}
+	nodeFactory := &crdt.MeshNodeFactory{
 		Config: *params.Conf,
 	}
-	idGenerator := &lib.UUIDGenerator{}
+	idGenerator := &lib.IDNameGenerator{}
 	ipAllocator := &ip.ULABuilder{}
 	interfaceManipulator := wg.NewWgInterfaceManipulator(params.Client)
 
-	configApplyer := mesh.NewWgMeshConfigApplyer()
+	configApplyer := mesh.NewWgMeshConfigApplyer(params.Conf)
 
 	meshManagerParams := &mesh.NewMeshManagerParams{
 		Conf:                 *params.Conf,
 		Client:               params.Client,
-		MeshProvider:         &meshFactory,
-		NodeFactory:          &nodeFactory,
+		MeshProvider:         meshFactory,
+		NodeFactory:          nodeFactory,
 		IdGenerator:          idGenerator,
 		IPAllocator:          ipAllocator,
 		InterfaceManipulator: interfaceManipulator,
 		ConfigApplyer:        configApplyer,
+		OnDelete:             params.OnDelete,
 	}
 
 	ctrlServer.MeshManager = mesh.NewMeshManager(meshManagerParams)

pkg/ctrlserver/ctrltypes.go

@@ -9,6 +9,11 @@ import (
 	"golang.zx2c4.com/wireguard/wgctrl/wgtypes"
 )
 
+type MeshRoute struct {
+	Destination string
+	Path        []string
+}
+
 // Represents a WireGuard MeshNode
 type MeshNode struct {
 	HostEndpoint string
@@ -16,8 +21,10 @@ type MeshNode struct {
 	PublicKey    string
 	WgHost       string
 	Timestamp    int64
-	Routes       []string
+	Routes       []MeshRoute
 	Description  string
+	Alias        string
+	Services     map[string]string
 }
 
 // Represents a WireGuard Mesh

pkg/dns/dns.go

@@ -0,0 +1,114 @@
+package smegdns
+
+import (
+	"encoding/json"
+	"fmt"
+	"net"
+	"net/rpc"
+
+	"github.com/miekg/dns"
+	"github.com/tim-beatham/wgmesh/pkg/ipc"
+	"github.com/tim-beatham/wgmesh/pkg/lib"
+	logging "github.com/tim-beatham/wgmesh/pkg/log"
+	"github.com/tim-beatham/wgmesh/pkg/query"
+)
+
+const SockAddr = "/tmp/wgmesh_ipc.sock"
+
+const MeshRegularExpression = `(?P<meshId>.+)\.(?P<alias>.+)\.smeg\.`
+
+type DNSHandler struct {
+	client *rpc.Client
+	server *dns.Server
+}
+
+// queryMesh: queries the mesh network for the given meshId and node
+// with alias
+func (d *DNSHandler) queryMesh(meshId, alias string) net.IP {
+	var reply string
+
+	err := d.client.Call("IpcHandler.Query", &ipc.QueryMesh{
+		MeshId: meshId,
+		Query:  fmt.Sprintf("[?alias == '%s'] | [0]", alias),
+	}, &reply)
+
+	if err != nil {
+		return nil
+	}
+
+	var node *query.QueryNode
+
+	err = json.Unmarshal([]byte(reply), &node)
+
+	if err != nil || node == nil {
+		return nil
+	}
+
+	ip, _, _ := net.ParseCIDR(node.WgHost)
+	return ip
+}
+
+func (d *DNSHandler) handleQuery(m *dns.Msg) {
+	for _, q := range m.Question {
+		switch q.Qtype {
+		case dns.TypeAAAA:
+			logging.Log.WriteInfof("Query for %s", q.Name)
+
+			groups := lib.MatchCaptureGroup(MeshRegularExpression, q.Name)
+
+			if len(groups) == 0 {
+				continue
+			}
+
+			ip := d.queryMesh(groups["meshId"], groups["alias"])
+
+			rr, err := dns.NewRR(fmt.Sprintf("%s AAAA %s", q.Name, ip))
+
+			if err != nil {
+				logging.Log.WriteErrorf(err.Error())
+			}
+
+			if err == nil {
+				m.Answer = append(m.Answer, rr)
+			}
+		}
+	}
+}
+
+func (h *DNSHandler) handleDnsRequest(w dns.ResponseWriter, r *dns.Msg) {
+	msg := new(dns.Msg)
+	msg.SetReply(r)
+	msg.Authoritative = true
+
+	switch r.Opcode {
+	case dns.OpcodeQuery:
+		h.handleQuery(msg)
+	}
+
+	w.WriteMsg(msg)
+}
+
+func (h *DNSHandler) Listen() error {
+	return h.server.ListenAndServe()
+}
+
+func (h *DNSHandler) Close() error {
+	return h.server.Shutdown()
+}
+
+func NewDns(udpPort int) (*DNSHandler, error) {
+	client, err := rpc.DialHTTP("unix", SockAddr)
+
+	if err != nil {
+		return nil, err
+	}
+
+	dnsHander := DNSHandler{
+		client: client,
+	}
+
+	dns.HandleFunc("smeg.", dnsHander.handleDnsRequest)
+
+	dnsHander.server = &dns.Server{Addr: fmt.Sprintf(":%d", udpPort), Net: "udp"}
+	return &dnsHander, nil
+}

pkg/grpc/ctrlserver/ctrlserver.proto

@@ -4,13 +4,13 @@ package rpctypes;
 option go_package = "pkg/rpc";
 
 service MeshCtrlServer {
-    rpc JoinMesh(JoinMeshRequest) returns (JoinMeshReply) {}
+    rpc GetMesh(GetMeshRequest) returns (GetMeshReply) {} 
 }
 
-message JoinMeshRequest {
-    string meshId = 2;
+message GetMeshRequest {
+    string meshId = 1;
 }
 
-message JoinMeshReply {
-    bool success = 1;
+message GetMeshReply {
+    bytes mesh = 1;
 }

pkg/hosts/hosts.go

@@ -0,0 +1,132 @@
+// hosts: utility for modifying the /etc/hosts file
+package hosts
+
+import (
+	"bufio"
+	"bytes"
+	"fmt"
+	"io"
+	"net"
+	"os"
+	"strings"
+)
+
+// HOSTS_FILE is the hosts file location
+const HOSTS_FILE = "/etc/hosts"
+
+const DOMAIN_HEADER = "#WG AUTO GENERATED HOSTS"
+const DOMAIN_TRAILER = "#WG AUTO GENERATED HOSTS END"
+
+type HostsEntry struct {
+	Alias string
+	Ip    net.IP
+}
+
+// Generic interface to manipulate /etc/hosts file
+type HostsManipulator interface {
+	// AddrAddr associates an aliasd with a given IP address
+	AddAddr(hosts ...HostsEntry)
+	// Remove deletes the entry from /etc/hosts
+	Remove(hosts ...HostsEntry)
+	// Writes the changes to /etc/hosts file
+	Write() error
+}
+
+type HostsManipulatorImpl struct {
+	hosts map[string]HostsEntry
+}
+
+// AddAddr implements HostsManipulator.
+func (m *HostsManipulatorImpl) AddAddr(hosts ...HostsEntry) {
+	changed := false
+
+	for _, host := range hosts {
+		prev, ok := m.hosts[host.Ip.String()]
+
+		if !ok || prev.Alias != host.Alias {
+			changed = true
+		}
+
+		m.hosts[host.Ip.String()] = host
+	}
+
+	if changed {
+		m.Write()
+	}
+}
+
+// Remove implements HostsManipulator.
+func (m *HostsManipulatorImpl) Remove(hosts ...HostsEntry) {
+	lenBefore := len(m.hosts)
+
+	for _, host := range hosts {
+		delete(m.hosts, host.Alias)
+	}
+
+	if lenBefore != len(m.hosts) {
+		m.Write()
+	}
+}
+
+func (m *HostsManipulatorImpl) removeHosts() string {
+	hostsFile, err := os.ReadFile(HOSTS_FILE)
+
+	if err != nil {
+		return ""
+	}
+
+	var contents strings.Builder
+
+	scanner := bufio.NewScanner(bytes.NewReader(hostsFile))
+
+	hostsSection := false
+
+	for scanner.Scan() {
+		line := scanner.Text()
+
+		if err == io.EOF {
+			break
+		} else if err != nil {
+			return ""
+		}
+
+		if !hostsSection && strings.Contains(line, DOMAIN_HEADER) {
+			hostsSection = true
+		}
+
+		if !hostsSection {
+			contents.WriteString(line + "\n")
+		}
+
+		if hostsSection && strings.Contains(line, DOMAIN_TRAILER) {
+			hostsSection = false
+		}
+	}
+
+	if scanner.Err() != nil && scanner.Err() != io.EOF {
+		return ""
+	}
+
+	return contents.String()
+}
+
+// Write implements HostsManipulator
+func (m *HostsManipulatorImpl) Write() error {
+	contents := m.removeHosts()
+
+	var nextHosts strings.Builder
+	nextHosts.WriteString(contents)
+
+	nextHosts.WriteString(DOMAIN_HEADER + "\n")
+
+	for _, host := range m.hosts {
+		nextHosts.WriteString(fmt.Sprintf("%s\t%s\n", host.Ip.String(), host.Alias))
+	}
+
+	nextHosts.WriteString(DOMAIN_TRAILER + "\n")
+	return os.WriteFile(HOSTS_FILE, []byte(nextHosts.String()), 0644)
+}
+
+func NewHostsManipulator() HostsManipulator {
+	return &HostsManipulatorImpl{hosts: make(map[string]HostsEntry)}
+}

pkg/ipc/ipc.go

@@ -11,8 +11,6 @@ import (
 )
 
 type NewMeshArgs struct {
-	// IfName is the interface that the mesh instance will run on
-	IfName string
 	// WgPort is the WireGuard port to expose
 	WgPort int
 	// Endpoint is the routable alias of the machine. Can be an IP
@@ -25,13 +23,19 @@ type JoinMeshArgs struct {
 	MeshId string
 	// IpAddress is a routable IP in another mesh
 	IpAdress string
-	// IfName is the interface name of the mesh
-	IfName string
 	// Port is the WireGuard port to expose
 	Port int
 	// Endpoint is the routable address of this machine. If not provided
 	// defaults to the default address
 	Endpoint string
+	// Client specifies whether we should join as a client of the peer
+	// we are connecting to
+	Client bool
+}
+
+type PutServiceArgs struct {
+	Service string
+	Value   string
 }
 
 type GetMeshReply struct {
@@ -47,16 +51,24 @@ type QueryMesh struct {
 	Query  string
 }
 
+type GetNodeArgs struct {
+	NodeId string
+	MeshId string
+}
+
 type MeshIpc interface {
 	CreateMesh(args *NewMeshArgs, reply *string) error
 	ListMeshes(name string, reply *ListMeshReply) error
 	JoinMesh(args JoinMeshArgs, reply *string) error
 	LeaveMesh(meshId string, reply *string) error
 	GetMesh(meshId string, reply *GetMeshReply) error
-	EnableInterface(meshId string, reply *string) error
 	GetDOT(meshId string, reply *string) error
 	Query(query QueryMesh, reply *string) error
 	PutDescription(description string, reply *string) error
+	PutAlias(alias string, reply *string) error
+	PutService(args PutServiceArgs, reply *string) error
+	GetNode(args GetNodeArgs, reply *string) error
+	DeleteService(service string, reply *string) error
 }
 
 const SockAddr = "/tmp/wgmesh_ipc.sock"

pkg/lib/conv.go

@@ -66,3 +66,13 @@ func Filter[V any](list []V, f filterFunc[V]) []V {
 
 	return newList
 }
+
+func Contains[V any](list []V, proposition func(V) bool) bool {
+	for _, elem := range list {
+		if proposition(elem) {
+			return true
+		}
+	}
+
+	return false
+}

pkg/lib/hashing.go

@@ -0,0 +1,46 @@
+package lib
+
+import (
+	"hash/fnv"
+	"sort"
+)
+
+type consistentHashRecord[V any] struct {
+	record V
+	value  int
+}
+
+func HashString(value string) int {
+	f := fnv.New32a()
+	f.Write([]byte(value))
+	return int(f.Sum32())
+}
+
+// ConsistentHash implementation. Traverse the values until we find a key
+// less than ours.
+func ConsistentHash[V any, K any](values []V, client K, bucketFunc func(V) int, keyFunc func(K) int) V {
+	if len(values) == 0 {
+		panic("values is empty")
+	}
+
+	vs := Map(values, func(v V) consistentHashRecord[V] {
+		return consistentHashRecord[V]{
+			v,
+			bucketFunc(v),
+		}
+	})
+
+	sort.SliceStable(vs, func(i, j int) bool {
+		return vs[i].value < vs[j].value
+	})
+
+	ourKey := keyFunc(client)
+
+	for _, record := range vs {
+		if ourKey < record.value {
+			return record.record
+		}
+	}
+
+	return vs[0].record
+}

pkg/lib/id.go

@@ -1,6 +1,9 @@
 package lib
 
-import "github.com/google/uuid"
+import (
+	"github.com/anandvarma/namegen"
+	"github.com/google/uuid"
+)
 
 // IdGenerator generates unique ids
 type IdGenerator interface {
@@ -15,3 +18,11 @@ func (g *UUIDGenerator) GetId() (string, error) {
 	id := uuid.New()
 	return id.String(), nil
 }
+
+type IDNameGenerator struct {
+}
+
+func (i *IDNameGenerator) GetId() (string, error) {
+	name_schema := namegen.New()
+	return name_schema.Get(), nil
+}

pkg/lib/ip.go

@@ -1,17 +1,61 @@
 package lib
 
 import (
+	"encoding/json"
+	"io"
 	"log"
 	"net"
+	"net/http"
 )
 
 // GetOutboundIP: gets the oubound IP of this packet
-func GetOutboundIP() net.IP {
+func GetOutboundIP() (net.IP, error) {
 	conn, err := net.Dial("udp", "8.8.8.8:80")
 	if err != nil {
 		log.Fatal(err)
 	}
 	defer conn.Close()
 	localAddr := conn.LocalAddr().(*net.UDPAddr)
-	return localAddr.IP
+	return localAddr.IP, nil
+}
+
+const IP_SERVICE = "https://api.ipify.org?format=json"
+
+type IpResponse struct {
+	Ip string `json:"ip"`
+}
+
+func (i *IpResponse) GetIP() net.IP {
+	return net.ParseIP(i.Ip)
+}
+
+// GetPublicIP: get the nodes public IP address. For when a node is behind NAT
+func GetPublicIP() (net.IP, error) {
+	req, err := http.NewRequest(http.MethodGet, IP_SERVICE, nil)
+
+	if err != nil {
+		return nil, err
+	}
+
+	res, err := http.DefaultClient.Do(req)
+
+	if err != nil {
+		return nil, err
+	}
+
+	resBody, err := io.ReadAll(res.Body)
+
+	if err != nil {
+		return nil, err
+	}
+
+	var jsonResponse IpResponse
+
+	err = json.Unmarshal([]byte(resBody), &jsonResponse)
+
+	if err != nil {
+		return nil, err
+	}
+
+	return jsonResponse.GetIP(), nil
 }

pkg/lib/regex.go

@@ -0,0 +1,19 @@
+package lib
+
+import "regexp"
+
+func MatchCaptureGroup(pattern, payload string) map[string]string {
+	patterns := make(map[string]string)
+
+	expr := regexp.MustCompile(pattern)
+
+	match := expr.FindStringSubmatch(payload)
+
+	for i, name := range expr.SubexpNames() {
+		if i != 0 && name != "" {
+			patterns[name] = match[i]
+		}
+	}
+
+	return patterns
+}

pkg/lib/rtnetlink.go

@@ -201,7 +201,7 @@ func (c *RtNetlinkConfig) DeleteRoute(ifName string, route Route) error {
 	})
 
 	if err != nil {
-		return fmt.Errorf("failed to delete route %w", err)
+		return fmt.Errorf("failed to delete route %s", dst.IP.String())
 	}
 
 	return nil
@@ -219,22 +219,15 @@ func (r1 Route) equal(r2 Route) bool {
 
 // DeleteRoutes deletes all routes not in exclude
 func (c *RtNetlinkConfig) DeleteRoutes(ifName string, family uint8, exclude ...Route) error {
-	routes := make([]rtnetlink.RouteMessage, 0)
+	routes, err := c.listRoutes(ifName, family)
 
-	if len(exclude) != 0 {
-		lRoutes, err := c.listRoutes(ifName, family, exclude[0].Gateway)
-
-		if err != nil {
-			return err
-		}
-
-		routes = lRoutes
+	if err != nil {
+		return err
 	}
 
 	ifRoutes := make([]Route, 0)
 
 	for _, rtRoute := range routes {
-		logging.Log.WriteInfof("Routes: %s", rtRoute.Attributes.Dst.String())
 		maskSize := 128
 
 		if family == unix.AF_INET {
@@ -262,7 +255,7 @@ func (c *RtNetlinkConfig) DeleteRoutes(ifName string, family uint8, exclude ...R
 	toDelete := Filter(ifRoutes, shouldExclude)
 
 	for _, route := range toDelete {
-		logging.Log.WriteInfof("Deleting route %s", route.Destination.String())
+		logging.Log.WriteInfof("Deleting route: %s", route.Gateway.String())
 		err := c.DeleteRoute(ifName, route)
 
 		if err != nil {
@@ -274,7 +267,7 @@ func (c *RtNetlinkConfig) DeleteRoutes(ifName string, family uint8, exclude ...R
 }
 
 // listRoutes lists all routes on the interface
-func (c *RtNetlinkConfig) listRoutes(ifName string, family uint8, gateway net.IP) ([]rtnetlink.RouteMessage, error) {
+func (c *RtNetlinkConfig) listRoutes(ifName string, family uint8) ([]rtnetlink.RouteMessage, error) {
 	iface, err := net.InterfaceByName(ifName)
 
 	if err != nil {
@@ -288,7 +281,7 @@ func (c *RtNetlinkConfig) listRoutes(ifName string, family uint8, gateway net.IP
 	}
 
 	filterFunc := func(r rtnetlink.RouteMessage) bool {
-		return r.Attributes.Gateway.Equal(gateway) && r.Attributes.OutIface == uint32(iface.Index)
+		return r.Attributes.Gateway != nil && r.Attributes.OutIface == uint32(iface.Index)
 	}
 
 	routes = Filter(routes, filterFunc)

pkg/mesh/alias.go

@@ -0,0 +1,46 @@
+package mesh
+
+import (
+	"fmt"
+
+	"github.com/tim-beatham/wgmesh/pkg/hosts"
+)
+
+type MeshAliasManager interface {
+	AddAliases(nodes []MeshNode)
+	RemoveAliases(node []MeshNode)
+}
+
+type AliasManager struct {
+	hosts hosts.HostsManipulator
+}
+
+// AddAliases: on node update or change add aliases to the hosts file
+func (a *AliasManager) AddAliases(nodes []MeshNode) {
+	for _, node := range nodes {
+		if node.GetAlias() != "" {
+			a.hosts.AddAddr(hosts.HostsEntry{
+				Alias: fmt.Sprintf("%s.smeg", node.GetAlias()),
+				Ip:    node.GetWgHost().IP,
+			})
+		}
+	}
+}
+
+// RemoveAliases: on node remove remove aliases from the hosts file
+func (a *AliasManager) RemoveAliases(nodes []MeshNode) {
+	for _, node := range nodes {
+		if node.GetAlias() != "" {
+			a.hosts.Remove(hosts.HostsEntry{
+				Alias: fmt.Sprintf("%s.smeg", node.GetAlias()),
+				Ip:    node.GetWgHost().IP,
+			})
+		}
+	}
+}
+
+func NewAliasManager() MeshAliasManager {
+	return &AliasManager{
+		hosts: hosts.NewHostsManipulator(),
+	}
+}

pkg/mesh/config.go

@@ -3,7 +3,14 @@ package mesh
 import (
 	"fmt"
 	"net"
+	"slices"
+	"time"
 
+	"github.com/tim-beatham/wgmesh/pkg/conf"
+	"github.com/tim-beatham/wgmesh/pkg/ip"
+	"github.com/tim-beatham/wgmesh/pkg/lib"
+	logging "github.com/tim-beatham/wgmesh/pkg/log"
+	"github.com/tim-beatham/wgmesh/pkg/route"
 	"golang.zx2c4.com/wireguard/wgctrl/wgtypes"
 )
 
@@ -16,10 +23,20 @@ type MeshConfigApplyer interface {
 
 // WgMeshConfigApplyer applies WireGuard configuration
 type WgMeshConfigApplyer struct {
-	meshManager MeshManager
+	meshManager    MeshManager
+	config         *conf.WgMeshConfiguration
+	routeInstaller route.RouteInstaller
 }
 
-func convertMeshNode(node MeshNode) (*wgtypes.PeerConfig, error) {
+type routeNode struct {
+	gateway string
+	route   Route
+}
+
+func (m *WgMeshConfigApplyer) convertMeshNode(node MeshNode, device *wgtypes.Device,
+	peerToClients map[string][]net.IPNet,
+	routes map[string][]routeNode) (*wgtypes.PeerConfig, error) {
+
 	endpoint, err := net.ResolveUDPAddr("udp", node.GetWgEndpoint())
 
 	if err != nil {
@@ -35,20 +52,108 @@ func convertMeshNode(node MeshNode) (*wgtypes.PeerConfig, error) {
 	allowedips := make([]net.IPNet, 1)
 	allowedips[0] = *node.GetWgHost()
 
+	clients, ok := peerToClients[node.GetWgHost().String()]
+
+	if ok {
+		allowedips = append(allowedips, clients...)
+	}
+
 	for _, route := range node.GetRoutes() {
-		_, ipnet, _ := net.ParseCIDR(route)
-		allowedips = append(allowedips, *ipnet)
+		bestRoutes := routes[route.GetDestination().String()]
+		var pickedRoute routeNode
+
+		if len(bestRoutes) == 1 {
+			pickedRoute = bestRoutes[0]
+		} else if len(bestRoutes) > 1 {
+			keyFunc := func(mn MeshNode) int {
+				pubKey, _ := mn.GetPublicKey()
+				return lib.HashString(pubKey.String())
+			}
+
+			bucketFunc := func(rn routeNode) int {
+				return lib.HashString(rn.gateway)
+			}
+
+			// Else there is more than one candidate so consistently hash
+			pickedRoute = lib.ConsistentHash(bestRoutes, node, bucketFunc, keyFunc)
+		}
+
+		if pickedRoute.gateway == pubKey.String() {
+			allowedips = append(allowedips, *pickedRoute.route.GetDestination())
+		}
+	}
+
+	keepAlive := time.Duration(m.config.KeepAliveWg) * time.Second
+
+	existing := slices.IndexFunc(device.Peers, func(p wgtypes.Peer) bool {
+		pubKey, _ := node.GetPublicKey()
+		return p.PublicKey.String() == pubKey.String()
+	})
+
+	if existing != -1 {
+		endpoint = device.Peers[existing].Endpoint
 	}
 
 	peerConfig := wgtypes.PeerConfig{
-		PublicKey:  pubKey,
-		Endpoint:   endpoint,
-		AllowedIPs: allowedips,
+		PublicKey:                   pubKey,
+		Endpoint:                    endpoint,
+		AllowedIPs:                  allowedips,
+		PersistentKeepaliveInterval: &keepAlive,
+		ReplaceAllowedIPs:           true,
 	}
 
 	return &peerConfig, nil
 }
 
+// getRoutes: finds the routes with the least hop distance. If more than one route exists
+// consistently hash to evenly spread the distribution of traffic
+func (m *WgMeshConfigApplyer) getRoutes(meshProvider MeshProvider) map[string][]routeNode {
+	mesh, _ := meshProvider.GetMesh()
+
+	routes := make(map[string][]routeNode)
+
+	meshPrefixes := lib.Map(lib.MapValues(m.meshManager.GetMeshes()), func(mesh MeshProvider) *net.IPNet {
+		ula := &ip.ULABuilder{}
+		ipNet, _ := ula.GetIPNet(mesh.GetMeshId())
+
+		return ipNet
+	})
+
+	for _, node := range mesh.GetNodes() {
+		pubKey, _ := node.GetPublicKey()
+
+		for _, route := range node.GetRoutes() {
+			if lib.Contains(meshPrefixes, func(prefix *net.IPNet) bool {
+				return prefix.Contains(route.GetDestination().IP)
+			}) {
+				continue
+			}
+
+			destination := route.GetDestination().String()
+			otherRoute, ok := routes[destination]
+
+			rn := routeNode{
+				gateway: pubKey.String(),
+				route:   route,
+			}
+
+			if !ok {
+				otherRoute = make([]routeNode, 1)
+				otherRoute[0] = rn
+				routes[destination] = otherRoute
+			} else if route.GetHopCount() < otherRoute[0].route.GetHopCount() {
+				otherRoute[0] = rn
+			} else if otherRoute[0].route.GetHopCount() == route.GetHopCount() {
+				logging.Log.WriteInfof("Other Route Hop: %d", otherRoute[0].route.GetHopCount())
+				logging.Log.WriteInfof("Route gateway %s, route hop %d", rn.gateway, route.GetHopCount())
+				routes[destination] = append(otherRoute, rn)
+			}
+		}
+	}
+
+	return routes
+}
+
 func (m *WgMeshConfigApplyer) updateWgConf(mesh MeshProvider) error {
 	snap, err := mesh.GetMesh()
 
@@ -56,18 +161,66 @@ func (m *WgMeshConfigApplyer) updateWgConf(mesh MeshProvider) error {
 		return err
 	}
 
-	nodes := snap.GetNodes()
+	nodes := lib.MapValues(snap.GetNodes())
 	peerConfigs := make([]wgtypes.PeerConfig, len(nodes))
 
+	peers := lib.Filter(nodes, func(mn MeshNode) bool {
+		return mn.GetType() == conf.PEER_ROLE
+	})
+
 	var count int = 0
 
+	self, err := m.meshManager.GetSelf(mesh.GetMeshId())
+
+	if err != nil {
+		return err
+	}
+
+	peerToClients := make(map[string][]net.IPNet)
+	routes := m.getRoutes(mesh)
+	installedRoutes := make([]lib.Route, 0)
+
 	for _, n := range nodes {
-		peer, err := convertMeshNode(n)
+		if NodeEquals(n, self) {
+			continue
+		}
+
+		if n.GetType() == conf.CLIENT_ROLE && len(peers) > 0 && self.GetType() == conf.CLIENT_ROLE {
+			hashFunc := func(mn MeshNode) int {
+				return lib.HashString(mn.GetWgHost().String())
+			}
+			peer := lib.ConsistentHash(peers, n, hashFunc, hashFunc)
+
+			clients, ok := peerToClients[peer.GetWgHost().String()]
+
+			if !ok {
+				clients = make([]net.IPNet, 0)
+				peerToClients[peer.GetWgHost().String()] = clients
+			}
+
+			peerToClients[peer.GetWgHost().String()] = append(clients, *n.GetWgHost())
+			continue
+		}
+
+		dev, _ := mesh.GetDevice()
+		peer, err := m.convertMeshNode(n, dev, peerToClients, routes)
 
 		if err != nil {
 			return err
 		}
 
+		for _, route := range peer.AllowedIPs {
+			ula := &ip.ULABuilder{}
+			ipNet, _ := ula.GetIPNet(mesh.GetMeshId())
+
+			if !ipNet.Contains(route.IP) {
+				installedRoutes = append(installedRoutes, lib.Route{
+					Gateway:     n.GetWgHost().IP,
+					Destination: route,
+				})
+			}
+		}
+
 		peerConfigs[count] = *peer
 		count++
 	}
@@ -82,7 +235,13 @@ func (m *WgMeshConfigApplyer) updateWgConf(mesh MeshProvider) error {
 		return err
 	}
 
-	return m.meshManager.GetClient().ConfigureDevice(dev.Name, cfg)
+	err = m.meshManager.GetClient().ConfigureDevice(dev.Name, cfg)
+
+	if err != nil {
+		return err
+	}
+
+	return m.routeInstaller.InstallRoutes(dev.Name, installedRoutes...)
 }
 
 func (m *WgMeshConfigApplyer) ApplyConfig() error {
@@ -111,8 +270,7 @@ func (m *WgMeshConfigApplyer) RemovePeers(meshId string) error {
 	}
 
 	m.meshManager.GetClient().ConfigureDevice(dev.Name, wgtypes.Config{
-		ReplacePeers: true,
-		Peers:        make([]wgtypes.PeerConfig, 1),
+		Peers: make([]wgtypes.PeerConfig, 0),
 	})
 
 	return nil
@@ -122,6 +280,9 @@ func (m *WgMeshConfigApplyer) SetMeshManager(manager MeshManager) {
 	m.meshManager = manager
 }
 
-func NewWgMeshConfigApplyer() MeshConfigApplyer {
-	return &WgMeshConfigApplyer{}
+func NewWgMeshConfigApplyer(config *conf.WgMeshConfiguration) MeshConfigApplyer {
+	return &WgMeshConfigApplyer{
+		config:         config,
+		routeInstaller: route.NewRouteInstaller(),
+	}
 }

pkg/mesh/graph.go

@@ -61,7 +61,7 @@ func (c *MeshDOTConverter) graphNode(g *graph.Graph, node MeshNode, meshId strin
 
 	self, _ := c.manager.GetSelf(meshId)
 
-	if node.GetHostEndpoint() == self.GetHostEndpoint() {
+	if NodeEquals(self, node) {
 		return
 	}
 

pkg/mesh/manager.go

@@ -3,6 +3,7 @@ package mesh
 import (
 	"errors"
 	"fmt"
+	"sync"
 
 	"github.com/tim-beatham/wgmesh/pkg/conf"
 	"github.com/tim-beatham/wgmesh/pkg/ip"
@@ -14,25 +15,31 @@ import (
 )
 
 type MeshManager interface {
-	CreateMesh(devName string, port int) (string, error)
+	CreateMesh(port int) (string, error)
 	AddMesh(params *AddMeshParams) error
 	HasChanges(meshid string) bool
 	GetMesh(meshId string) MeshProvider
-	EnableInterface(meshId string) error
-	GetPublicKey(meshId string) (*wgtypes.Key, error)
+	GetPublicKey() *wgtypes.Key
 	AddSelf(params *AddSelfParams) error
 	LeaveMesh(meshId string) error
 	GetSelf(meshId string) (MeshNode, error)
 	ApplyConfig() error
 	SetDescription(description string) error
+	SetAlias(alias string) error
+	SetService(service string, value string) error
+	RemoveService(service string) error
 	UpdateTimeStamp() error
 	GetClient() *wgctrl.Client
 	GetMeshes() map[string]MeshProvider
 	Prune() error
 	Close() error
+	GetMonitor() MeshMonitor
+	GetNode(string, string) MeshNode
+	GetRouteManager() RouteManager
 }
 
 type MeshManagerImpl struct {
+	lock         sync.RWMutex
 	Meshes       map[string]MeshProvider
 	RouteManager RouteManager
 	Client       *wgctrl.Client
@@ -46,6 +53,60 @@ type MeshManagerImpl struct {
 	idGenerator          lib.IdGenerator
 	ipAllocator          ip.IPAllocator
 	interfaceManipulator wg.WgInterfaceManipulator
+	Monitor              MeshMonitor
+	OnDelete             func(MeshProvider)
+}
+
+// GetRouteManager implements MeshManager.
+func (m *MeshManagerImpl) GetRouteManager() RouteManager {
+	return m.RouteManager
+}
+
+// RemoveService implements MeshManager.
+func (m *MeshManagerImpl) RemoveService(service string) error {
+	for _, mesh := range m.Meshes {
+		err := mesh.RemoveService(m.HostParameters.GetPublicKey(), service)
+
+		if err != nil {
+			return err
+		}
+	}
+
+	return nil
+}
+
+// SetService implements MeshManager.
+func (m *MeshManagerImpl) SetService(service string, value string) error {
+	for _, mesh := range m.Meshes {
+		err := mesh.AddService(m.HostParameters.GetPublicKey(), service, value)
+
+		if err != nil {
+			return err
+		}
+	}
+
+	return nil
+}
+
+func (m *MeshManagerImpl) GetNode(meshid, nodeId string) MeshNode {
+	mesh, ok := m.Meshes[meshid]
+
+	if !ok {
+		return nil
+	}
+
+	node, err := mesh.GetNode(nodeId)
+
+	if err != nil {
+		return nil
+	}
+
+	return node
+}
+
+// GetMonitor implements MeshManager.
+func (m *MeshManagerImpl) GetMonitor() MeshMonitor {
+	return m.Monitor
 }
 
 // Prune implements MeshManager.
@@ -62,53 +123,68 @@ func (m *MeshManagerImpl) Prune() error {
 }
 
 // CreateMesh: Creates a new mesh, stores it and returns the mesh id
-func (m *MeshManagerImpl) CreateMesh(devName string, port int) (string, error) {
+func (m *MeshManagerImpl) CreateMesh(port int) (string, error) {
 	meshId, err := m.idGenerator.GetId()
 
+	var ifName string = ""
+
 	if err != nil {
 		return "", err
 	}
 
+	if !m.conf.StubWg {
+		ifName, err = m.interfaceManipulator.CreateInterface(port, m.HostParameters.PrivateKey)
+
+		if err != nil {
+			return "", fmt.Errorf("error creating mesh: %w", err)
+		}
+	}
+
 	nodeManager, err := m.meshProviderFactory.CreateMesh(&MeshProviderFactoryParams{
-		DevName: devName,
+		DevName: ifName,
 		Port:    port,
 		Conf:    m.conf,
 		Client:  m.Client,
 		MeshId:  meshId,
+		NodeID:  m.HostParameters.GetPublicKey(),
 	})
 
 	if err != nil {
 		return "", fmt.Errorf("error creating mesh: %w", err)
 	}
 
-	err = m.interfaceManipulator.CreateInterface(&wg.CreateInterfaceParams{
-		IfName: devName,
-		Port:   port,
-	})
-
-	if err != nil {
-		return "", fmt.Errorf("error creating mesh: %w", err)
-	}
-
+	m.lock.Lock()
 	m.Meshes[meshId] = nodeManager
+	m.lock.Unlock()
 	return meshId, nil
 }
 
 type AddMeshParams struct {
 	MeshId    string
-	DevName   string
 	WgPort    int
 	MeshBytes []byte
 }
 
 // AddMesh: Add the mesh to the list of meshes
 func (m *MeshManagerImpl) AddMesh(params *AddMeshParams) error {
+	var ifName string
+	var err error
+
+	if !m.conf.StubWg {
+		ifName, err = m.interfaceManipulator.CreateInterface(params.WgPort, m.HostParameters.PrivateKey)
+
+		if err != nil {
+			return err
+		}
+	}
+
 	meshProvider, err := m.meshProviderFactory.CreateMesh(&MeshProviderFactoryParams{
-		DevName: params.DevName,
+		DevName: ifName,
 		Port:    params.WgPort,
 		Conf:    m.conf,
 		Client:  m.Client,
 		MeshId:  params.MeshId,
+		NodeID:  m.HostParameters.GetPublicKey(),
 	})
 
 	if err != nil {
@@ -121,12 +197,10 @@ func (m *MeshManagerImpl) AddMesh(params *AddMeshParams) error {
 		return err
 	}
 
+	m.lock.Lock()
 	m.Meshes[params.MeshId] = meshProvider
-
-	return m.interfaceManipulator.CreateInterface(&wg.CreateInterfaceParams{
-		IfName: params.DevName,
-		Port:   params.WgPort,
-	})
+	m.lock.Unlock()
+	return nil
 }
 
 // HasChanges returns true if the mesh has changes
@@ -140,38 +214,10 @@ func (m *MeshManagerImpl) GetMesh(meshId string) MeshProvider {
 	return theMesh
 }
 
-// EnableInterface: Enables the given WireGuard interface.
-func (s *MeshManagerImpl) EnableInterface(meshId string) error {
-	err := s.configApplyer.ApplyConfig()
-
-	if err != nil {
-		return err
-	}
-
-	err = s.RouteManager.InstallRoutes()
-
-	if err != nil {
-		return err
-	}
-
-	return nil
-}
-
 // GetPublicKey: Gets the public key of the WireGuard mesh
-func (s *MeshManagerImpl) GetPublicKey(meshId string) (*wgtypes.Key, error) {
-	mesh, ok := s.Meshes[meshId]
-
-	if !ok {
-		return nil, errors.New("mesh does not exist")
-	}
-
-	dev, err := mesh.GetDevice()
-
-	if err != nil {
-		return nil, err
-	}
-
-	return &dev.PublicKey, nil
+func (s *MeshManagerImpl) GetPublicKey() *wgtypes.Key {
+	key := s.HostParameters.PrivateKey.PublicKey()
+	return &key
 }
 
 type AddSelfParams struct {
@@ -180,7 +226,6 @@ type AddSelfParams struct {
 	// WgPort is the WireGuard port to advertise
 	WgPort int
 	// Endpoint is the alias of the machine to send routable packets
-	// to
 	Endpoint string
 }
 
@@ -192,35 +237,43 @@ func (s *MeshManagerImpl) AddSelf(params *AddSelfParams) error {
 		return fmt.Errorf("addself: mesh %s does not exist", params.MeshId)
 	}
 
-	pubKey, err := s.GetPublicKey(params.MeshId)
+	if params.WgPort == 0 && !s.conf.StubWg {
+		device, err := mesh.GetDevice()
 
-	if err != nil {
-		return err
+		if err != nil {
+			return err
+		}
+
+		params.WgPort = device.ListenPort
 	}
 
-	nodeIP, err := s.ipAllocator.GetIP(*pubKey, params.MeshId)
+	pubKey := s.HostParameters.PrivateKey.PublicKey()
+
+	nodeIP, err := s.ipAllocator.GetIP(pubKey, params.MeshId)
 
 	if err != nil {
 		return err
 	}
 
 	node := s.nodeFactory.Build(&MeshNodeFactoryParams{
-		PublicKey: pubKey,
+		PublicKey: &pubKey,
 		NodeIP:    nodeIP,
 		WgPort:    params.WgPort,
 		Endpoint:  params.Endpoint,
 	})
 
-	device, err := mesh.GetDevice()
+	if !s.conf.StubWg {
+		device, err := mesh.GetDevice()
 
-	if err != nil {
-		return fmt.Errorf("failed to get device %w", err)
-	}
+		if err != nil {
+			return fmt.Errorf("failed to get device %w", err)
+		}
 
-	err = s.interfaceManipulator.AddAddress(device.Name, fmt.Sprintf("%s/64", nodeIP))
+		err = s.interfaceManipulator.AddAddress(device.Name, fmt.Sprintf("%s/64", nodeIP))
 
-	if err != nil {
-		return fmt.Errorf("addSelf: failed to add address to dev %w", err)
+		if err != nil {
+			return fmt.Errorf("addSelf: failed to add address to dev %w", err)
+		}
 	}
 
 	s.Meshes[params.MeshId].AddNode(node)
@@ -229,26 +282,43 @@ func (s *MeshManagerImpl) AddSelf(params *AddSelfParams) error {
 
 // LeaveMesh leaves the mesh network
 func (s *MeshManagerImpl) LeaveMesh(meshId string) error {
-	mesh, exists := s.Meshes[meshId]
+	mesh := s.GetMesh(meshId)
 
-	if !exists {
+	if mesh == nil {
 		return fmt.Errorf("mesh %s does not exist", meshId)
 	}
 
-	err := s.RouteManager.RemoveRoutes(meshId)
+	var err error
+
+	s.RouteManager.RemoveRoutes(meshId)
+	err = mesh.RemoveNode(s.HostParameters.GetPublicKey())
 
 	if err != nil {
 		return err
 	}
 
-	device, err := mesh.GetDevice()
-
-	if err != nil {
-		return err
+	if s.OnDelete != nil {
+		s.OnDelete(mesh)
 	}
 
-	err = s.interfaceManipulator.RemoveInterface(device.Name)
+	s.lock.Lock()
 	delete(s.Meshes, meshId)
+	s.lock.Unlock()
+
+	if !s.conf.StubWg {
+		device, err := mesh.GetDevice()
+
+		if err != nil {
+			return err
+		}
+
+		err = s.interfaceManipulator.RemoveInterface(device.Name)
+
+		if err != nil {
+			return err
+		}
+	}
+
 	return err
 }
 
@@ -259,15 +329,10 @@ func (s *MeshManagerImpl) GetSelf(meshId string) (MeshNode, error) {
 		return nil, fmt.Errorf("mesh %s does not exist", meshId)
 	}
 
-	snapshot, err := meshInstance.GetMesh()
+	logging.Log.WriteInfof(s.HostParameters.GetPublicKey())
+	node, err := meshInstance.GetNode(s.HostParameters.GetPublicKey())
 
 	if err != nil {
-		return nil, err
-	}
-
-	node, ok := snapshot.GetNodes()[s.HostParameters.HostEndpoint]
-
-	if !ok {
 		return nil, errors.New("the node doesn't exist in the mesh")
 	}
 
@@ -275,40 +340,55 @@ func (s *MeshManagerImpl) GetSelf(meshId string) (MeshNode, error) {
 }
 
 func (s *MeshManagerImpl) ApplyConfig() error {
+	if s.conf.StubWg {
+		return nil
+	}
+
 	err := s.configApplyer.ApplyConfig()
 
 	if err != nil {
 		return err
 	}
 
-	return s.RouteManager.InstallRoutes()
+	return nil
 }
 
 func (s *MeshManagerImpl) SetDescription(description string) error {
-	for _, mesh := range s.Meshes {
-		err := mesh.SetDescription(s.HostParameters.HostEndpoint, description)
+	meshes := s.GetMeshes()
+	for _, mesh := range meshes {
+		if mesh.NodeExists(s.HostParameters.GetPublicKey()) {
+			err := mesh.SetDescription(s.HostParameters.GetPublicKey(), description)
 
-		if err != nil {
-			return err
+			if err != nil {
+				return err
+			}
 		}
 	}
 
 	return nil
 }
 
+// SetAlias implements MeshManager.
+func (s *MeshManagerImpl) SetAlias(alias string) error {
+	meshes := s.GetMeshes()
+	for _, mesh := range meshes {
+		if mesh.NodeExists(s.HostParameters.GetPublicKey()) {
+			err := mesh.SetAlias(s.HostParameters.GetPublicKey(), alias)
+
+			if err != nil {
+				return err
+			}
+		}
+	}
+	return nil
+}
+
 // UpdateTimeStamp updates the timestamp of this node in all meshes
 func (s *MeshManagerImpl) UpdateTimeStamp() error {
-	for _, mesh := range s.Meshes {
-		snapshot, err := mesh.GetMesh()
-
-		if err != nil {
-			return err
-		}
-
-		_, exists := snapshot.GetNodes()[s.HostParameters.HostEndpoint]
-
-		if exists {
-			err = mesh.UpdateTimeStamp(s.HostParameters.HostEndpoint)
+	meshes := s.GetMeshes()
+	for _, mesh := range meshes {
+		if mesh.NodeExists(s.HostParameters.GetPublicKey()) {
+			err := mesh.UpdateTimeStamp(s.HostParameters.GetPublicKey())
 
 			if err != nil {
 				return err
@@ -324,10 +404,24 @@ func (s *MeshManagerImpl) GetClient() *wgctrl.Client {
 }
 
 func (s *MeshManagerImpl) GetMeshes() map[string]MeshProvider {
-	return s.Meshes
+	meshes := make(map[string]MeshProvider)
+
+	s.lock.RLock()
+
+	for id, mesh := range s.Meshes {
+		meshes[id] = mesh
+	}
+
+	s.lock.RUnlock()
+	return meshes
 }
 
+// Close the mesh manager
 func (s *MeshManagerImpl) Close() error {
+	if s.conf.StubWg {
+		return nil
+	}
+
 	for _, mesh := range s.Meshes {
 		dev, err := mesh.GetDevice()
 
@@ -356,21 +450,16 @@ type NewMeshManagerParams struct {
 	InterfaceManipulator wg.WgInterfaceManipulator
 	ConfigApplyer        MeshConfigApplyer
 	RouteManager         RouteManager
+	OnDelete             func(MeshProvider)
 }
 
 // Creates a new instance of a mesh manager with the given parameters
-func NewMeshManager(params *NewMeshManagerParams) *MeshManagerImpl {
-	hostParams := HostParameters{}
-
-	switch params.Conf.Endpoint {
-	case "":
-		hostParams.HostEndpoint = fmt.Sprintf("%s:%s", lib.GetOutboundIP().String(), params.Conf.GrpcPort)
-	default:
-		hostParams.HostEndpoint = fmt.Sprintf("%s:%s", params.Conf.Endpoint, params.Conf.GrpcPort)
+func NewMeshManager(params *NewMeshManagerParams) MeshManager {
+	privateKey, _ := wgtypes.GeneratePrivateKey()
+	hostParams := HostParameters{
+		PrivateKey: &privateKey,
 	}
 
-	logging.Log.WriteInfof("Endpoint %s", hostParams.HostEndpoint)
-
 	m := &MeshManagerImpl{
 		Meshes:              make(map[string]MeshProvider),
 		HostParameters:      &hostParams,
@@ -390,5 +479,12 @@ func NewMeshManager(params *NewMeshManagerParams) *MeshManagerImpl {
 	m.idGenerator = params.IdGenerator
 	m.ipAllocator = params.IPAllocator
 	m.interfaceManipulator = params.InterfaceManipulator
+
+	m.Monitor = NewMeshMonitor(m)
+
+	aliasManager := NewAliasManager()
+	m.Monitor.AddUpdateCallback(aliasManager.AddAliases)
+	m.Monitor.AddRemoveCallback(aliasManager.RemoveAliases)
+	m.OnDelete = params.OnDelete
 	return m
 }

pkg/mesh/manager_test.go

@@ -22,7 +22,7 @@ func getMeshConfiguration() *conf.WgMeshConfiguration {
 	}
 }
 
-func getMeshManager() *MeshManagerImpl {
+func getMeshManager() MeshManager {
 	manager := NewMeshManager(&NewMeshManagerParams{
 		Conf:                 *getMeshConfiguration(),
 		Client:               nil,
@@ -51,7 +51,7 @@ func TestCreateMeshCreatesANewMeshProvider(t *testing.T) {
 		t.Fatal(`meshId should not be empty`)
 	}
 
-	_, exists := manager.Meshes[meshId]
+	_, exists := manager.GetMeshes()[meshId]
 
 	if !exists {
 		t.Fatal(`mesh was not created when it should be`)
@@ -64,7 +64,6 @@ func TestAddMeshAddsAMesh(t *testing.T) {
 
 	manager.AddMesh(&AddMeshParams{
 		MeshId:    meshId,
-		DevName:   "wg0",
 		WgPort:    6000,
 		MeshBytes: make([]byte, 0),
 	})
@@ -83,7 +82,6 @@ func TestAddMeshMeshAlreadyExistsReplacesIt(t *testing.T) {
 	for i := 0; i < 2; i++ {
 		err := manager.AddMesh(&AddMeshParams{
 			MeshId:    meshId,
-			DevName:   "wg0",
 			WgPort:    6000,
 			MeshBytes: make([]byte, 0),
 		})
@@ -106,7 +104,6 @@ func TestAddSelfAddsSelfToTheMesh(t *testing.T) {
 
 	err := manager.AddMesh(&AddMeshParams{
 		MeshId:    meshId,
-		DevName:   "wg0",
 		WgPort:    6000,
 		MeshBytes: make([]byte, 0),
 	})
@@ -175,7 +172,6 @@ func TestLeaveMeshDeletesMesh(t *testing.T) {
 
 	err := manager.AddMesh(&AddMeshParams{
 		MeshId:    meshId,
-		DevName:   "wg0",
 		WgPort:    6000,
 		MeshBytes: make([]byte, 0),
 	})
@@ -190,7 +186,7 @@ func TestLeaveMeshDeletesMesh(t *testing.T) {
 		t.Fatalf("%s", err.Error())
 	}
 
-	_, exists := manager.Meshes[meshId]
+	_, exists := manager.GetMeshes()[meshId]
 
 	if exists {
 		t.Fatalf(`expected mesh to have been deleted`)
@@ -201,8 +197,8 @@ func TestSetDescription(t *testing.T) {
 	manager := getMeshManager()
 	description := "wooooo"
 
-	meshId1, _ := manager.CreateMesh("wg0", 5000)
-	meshId2, _ := manager.CreateMesh("wg0", 5001)
+	meshId1, _ := manager.CreateMesh(5000)
+	meshId2, _ := manager.CreateMesh(5001)
 
 	manager.AddSelf(&AddSelfParams{
 		MeshId:   meshId1,
@@ -225,8 +221,8 @@ func TestSetDescription(t *testing.T) {
 func TestUpdateTimeStampUpdatesAllMeshes(t *testing.T) {
 	manager := getMeshManager()
 
-	meshId1, _ := manager.CreateMesh("wg0", 5000)
-	meshId2, _ := manager.CreateMesh("wg0", 5001)
+	meshId1, _ := manager.CreateMesh(5000)
+	meshId2, _ := manager.CreateMesh(5001)
 
 	manager.AddSelf(&AddSelfParams{
 		MeshId:   meshId1,

pkg/mesh/monitor.go

@@ -0,0 +1,81 @@
+package mesh
+
+type OnChange = func([]MeshNode)
+
+type MeshMonitor interface {
+	AddUpdateCallback(cb OnChange)
+	AddRemoveCallback(cb OnChange)
+	Trigger() error
+}
+
+type MeshMonitorImpl struct {
+	updateCbs []OnChange
+	removeCbs []OnChange
+	nodes     map[string]MeshNode
+	manager   MeshManager
+}
+
+// Trigger causes the mesh monitor to trigger all of
+// the callbacks.
+func (m *MeshMonitorImpl) Trigger() error {
+	changedNodes := make([]MeshNode, 0)
+	removedNodes := make([]MeshNode, 0)
+
+	nodes := make(map[string]MeshNode)
+
+	for _, mesh := range m.manager.GetMeshes() {
+		snapshot, err := mesh.GetMesh()
+
+		if err != nil {
+			return err
+		}
+
+		for _, node := range snapshot.GetNodes() {
+			previous, exists := m.nodes[node.GetWgHost().String()]
+
+			if !exists || !NodeEquals(previous, node) {
+				changedNodes = append(changedNodes, node)
+			}
+
+			nodes[node.GetWgHost().String()] = node
+		}
+	}
+
+	for _, previous := range m.nodes {
+		_, ok := nodes[previous.GetWgHost().String()]
+
+		if !ok {
+			removedNodes = append(removedNodes, previous)
+		}
+	}
+
+	if len(removedNodes) > 0 {
+		for _, cb := range m.removeCbs {
+			cb(removedNodes)
+		}
+	}
+
+	if len(changedNodes) > 0 {
+		for _, cb := range m.updateCbs {
+			cb(changedNodes)
+		}
+	}
+
+	return nil
+}
+
+func (m *MeshMonitorImpl) AddUpdateCallback(cb OnChange) {
+	m.updateCbs = append(m.updateCbs, cb)
+}
+
+func (m *MeshMonitorImpl) AddRemoveCallback(cb OnChange) {
+	m.removeCbs = append(m.removeCbs, cb)
+}
+
+func NewMeshMonitor(manager MeshManager) MeshMonitor {
+	return &MeshMonitorImpl{
+		updateCbs: make([]OnChange, 0),
+		nodes:     make(map[string]MeshNode),
+		manager:   manager,
+	}
+}

pkg/mesh/route.go

@@ -1,25 +1,18 @@
 package mesh
 
 import (
-	"fmt"
-	"net"
-
 	"github.com/tim-beatham/wgmesh/pkg/ip"
 	"github.com/tim-beatham/wgmesh/pkg/lib"
 	logging "github.com/tim-beatham/wgmesh/pkg/log"
-	"github.com/tim-beatham/wgmesh/pkg/route"
-	"golang.org/x/sys/unix"
 )
 
 type RouteManager interface {
 	UpdateRoutes() error
-	InstallRoutes() error
 	RemoveRoutes(meshId string) error
 }
 
 type RouteManagerImpl struct {
-	meshManager    MeshManager
-	routeInstaller route.RouteInstaller
+	meshManager MeshManager
 }
 
 func (r *RouteManagerImpl) UpdateRoutes() error {
@@ -27,6 +20,24 @@ func (r *RouteManagerImpl) UpdateRoutes() error {
 	ulaBuilder := new(ip.ULABuilder)
 
 	for _, mesh1 := range meshes {
+		self, err := r.meshManager.GetSelf(mesh1.GetMeshId())
+
+		if err != nil {
+			return err
+		}
+
+		pubKey, err := self.GetPublicKey()
+
+		if err != nil {
+			return err
+		}
+
+		routes, err := mesh1.GetRoutes(pubKey.String())
+
+		if err != nil {
+			return err
+		}
+
 		for _, mesh2 := range meshes {
 			if mesh1 == mesh2 {
 				continue
@@ -39,13 +50,11 @@ func (r *RouteManagerImpl) UpdateRoutes() error {
 				return err
 			}
 
-			self, err := r.meshManager.GetSelf(mesh1.GetMeshId())
-
-			if err != nil {
-				return err
-			}
-
-			err = mesh1.AddRoutes(self.GetHostEndpoint(), ipNet.String())
+			err = mesh2.AddRoutes(NodeID(self), append(lib.MapValues(routes), &RouteStub{
+				Destination: ipNet,
+				HopCount:    0,
+				Path:        make([]string, 0),
+			})...)
 
 			if err != nil {
 				return err
@@ -74,111 +83,11 @@ func (r *RouteManagerImpl) RemoveRoutes(meshId string) error {
 			return err
 		}
 
-		mesh1.RemoveRoutes(self.GetHostEndpoint(), ipNet.String())
+		mesh1.RemoveRoutes(NodeID(self), ipNet.String())
 	}
 	return nil
 }
 
-// AddRoute adds a route to the given interface
-func (m *RouteManagerImpl) addRoute(ifName string, meshPrefix string, routes ...lib.Route) error {
-	rtnl, err := lib.NewRtNetlinkConfig()
-
-	if err != nil {
-		return fmt.Errorf("failed to create config: %w", err)
-	}
-	defer rtnl.Close()
-
-	// Delete any routes that may be vacant
-	err = rtnl.DeleteRoutes(ifName, unix.AF_INET6, routes...)
-
-	if err != nil {
-		return err
-	}
-
-	for _, route := range routes {
-		if route.Destination.String() == meshPrefix {
-			continue
-		}
-
-		err = rtnl.AddRoute(ifName, route)
-
-		if err != nil {
-			return err
-		}
-	}
-
-	return nil
-}
-
-func (m *RouteManagerImpl) installRoute(ifName string, meshid string, node MeshNode) error {
-	routeMapFunc := func(route string) lib.Route {
-		_, cidr, _ := net.ParseCIDR(route)
-
-		r := lib.Route{
-			Destination: *cidr,
-			Gateway:     node.GetWgHost().IP,
-		}
-		return r
-	}
-
-	ipBuilder := &ip.ULABuilder{}
-	ipNet, err := ipBuilder.GetIPNet(meshid)
-
-	if err != nil {
-		return err
-	}
-
-	routes := lib.Map(append(node.GetRoutes(), ipNet.String()), routeMapFunc)
-	return m.addRoute(ifName, ipNet.String(), routes...)
-}
-
-func (m *RouteManagerImpl) installRoutes(meshProvider MeshProvider) error {
-	mesh, err := meshProvider.GetMesh()
-
-	if err != nil {
-		return err
-	}
-
-	dev, err := meshProvider.GetDevice()
-
-	if err != nil {
-		return err
-	}
-
-	self, err := m.meshManager.GetSelf(meshProvider.GetMeshId())
-
-	if err != nil {
-		return err
-	}
-
-	for _, node := range mesh.GetNodes() {
-		if self.GetHostEndpoint() == node.GetHostEndpoint() {
-			continue
-		}
-
-		err = m.installRoute(dev.Name, meshProvider.GetMeshId(), node)
-
-		if err != nil {
-			return err
-		}
-	}
-
-	return nil
-}
-
-// InstallRoutes installs all routes to the RIB
-func (r *RouteManagerImpl) InstallRoutes() error {
-	for _, mesh := range r.meshManager.GetMeshes() {
-		err := r.installRoutes(mesh)
-
-		if err != nil {
-			return err
-		}
-	}
-
-	return nil
-}
-
 func NewRouteManager(m MeshManager) RouteManager {
-	return &RouteManagerImpl{meshManager: m, routeInstaller: route.NewRouteInstaller()}
+	return &RouteManagerImpl{meshManager: m}
 }

pkg/mesh/stub_types.go

@@ -16,11 +16,26 @@ type MeshNodeStub struct {
 	wgEndpoint   string
 	wgHost       *net.IPNet
 	timeStamp    int64
-	routes       []string
+	routes       []Route
 	identifier   string
 	description  string
 }
 
+// GetType implements MeshNode.
+func (*MeshNodeStub) GetType() conf.NodeType {
+	return conf.PEER_ROLE
+}
+
+// GetServices implements MeshNode.
+func (*MeshNodeStub) GetServices() map[string]string {
+	return make(map[string]string)
+}
+
+// GetAlias implements MeshNode.
+func (*MeshNodeStub) GetAlias() string {
+	return ""
+}
+
 func (m *MeshNodeStub) GetHostEndpoint() string {
 	return m.hostEndpoint
 }
@@ -41,7 +56,7 @@ func (m *MeshNodeStub) GetTimeStamp() int64 {
 	return m.timeStamp
 }
 
-func (m *MeshNodeStub) GetRoutes() []string {
+func (m *MeshNodeStub) GetRoutes() []Route {
 	return m.routes
 }
 
@@ -66,9 +81,48 @@ type MeshProviderStub struct {
 	snapshot *MeshSnapshotStub
 }
 
+// RemoveNode implements MeshProvider.
+func (*MeshProviderStub) RemoveNode(nodeId string) error {
+	panic("unimplemented")
+}
+
+func (*MeshProviderStub) GetRoutes(targetId string) (map[string]Route, error) {
+	return nil, nil
+}
+
+// GetNodeIds implements MeshProvider.
+func (*MeshProviderStub) GetPeers() []string {
+	return make([]string, 0)
+}
+
+// GetNode implements MeshProvider.
+func (*MeshProviderStub) GetNode(string) (MeshNode, error) {
+	return nil, nil
+}
+
+// NodeExists implements MeshProvider.
+func (*MeshProviderStub) NodeExists(string) bool {
+	return false
+}
+
+// AddService implements MeshProvider.
+func (*MeshProviderStub) AddService(nodeId string, key string, value string) error {
+	return nil
+}
+
+// RemoveService implements MeshProvider.
+func (*MeshProviderStub) RemoveService(nodeId string, key string) error {
+	return nil
+}
+
+// SetAlias implements MeshProvider.
+func (*MeshProviderStub) SetAlias(nodeId string, alias string) error {
+	panic("unimplemented")
+}
+
 // RemoveRoutes implements MeshProvider.
 func (*MeshProviderStub) RemoveRoutes(nodeId string, route ...string) error {
-	panic("unimplemented")
+	return nil
 }
 
 // Prune implements MeshProvider.
@@ -114,7 +168,7 @@ func (s *MeshProviderStub) HasChanges() bool {
 	return false
 }
 
-func (s *MeshProviderStub) AddRoutes(nodeId string, route ...string) error {
+func (s *MeshProviderStub) AddRoutes(nodeId string, route ...Route) error {
 	return nil
 }
 
@@ -148,7 +202,7 @@ func (s *StubNodeFactory) Build(params *MeshNodeFactoryParams) MeshNode {
 		wgEndpoint:   fmt.Sprintf("%s:%s", params.Endpoint, s.Config.GrpcPort),
 		wgHost:       wgHost,
 		timeStamp:    time.Now().Unix(),
-		routes:       make([]string, 0),
+		routes:       make([]Route, 0),
 		identifier:   "abc",
 		description:  "A Mesh Node Stub",
 	}
@@ -171,6 +225,36 @@ type MeshManagerStub struct {
 	meshes map[string]MeshProvider
 }
 
+// GetRouteManager implements MeshManager.
+func (*MeshManagerStub) GetRouteManager() RouteManager {
+	panic("unimplemented")
+}
+
+// GetNode implements MeshManager.
+func (*MeshManagerStub) GetNode(string, string) MeshNode {
+	panic("unimplemented")
+}
+
+// RemoveService implements MeshManager.
+func (*MeshManagerStub) RemoveService(service string) error {
+	panic("unimplemented")
+}
+
+// SetService implements MeshManager.
+func (*MeshManagerStub) SetService(service string, value string) error {
+	panic("unimplemented")
+}
+
+// GetMonitor implements MeshManager.
+func (*MeshManagerStub) GetMonitor() MeshMonitor {
+	panic("unimplemented")
+}
+
+// SetAlias implements MeshManager.
+func (*MeshManagerStub) SetAlias(alias string) error {
+	panic("unimplemented")
+}
+
 // Close implements MeshManager.
 func (*MeshManagerStub) Close() error {
 	panic("unimplemented")
@@ -185,7 +269,7 @@ func NewMeshManagerStub() MeshManager {
 	return &MeshManagerStub{meshes: make(map[string]MeshProvider)}
 }
 
-func (m *MeshManagerStub) CreateMesh(devName string, port int) (string, error) {
+func (m *MeshManagerStub) CreateMesh(port int) (string, error) {
 	return "tim123", nil
 }
 
@@ -208,13 +292,9 @@ func (m *MeshManagerStub) GetMesh(meshId string) MeshProvider {
 		snapshot: &MeshSnapshotStub{nodes: make(map[string]MeshNode)}}
 }
 
-func (m *MeshManagerStub) EnableInterface(meshId string) error {
-	return nil
-}
-
-func (m *MeshManagerStub) GetPublicKey(meshId string) (*wgtypes.Key, error) {
+func (m *MeshManagerStub) GetPublicKey() *wgtypes.Key {
 	key, _ := wgtypes.GenerateKey()
-	return &key, nil
+	return &key
 }
 
 func (m *MeshManagerStub) AddSelf(params *AddSelfParams) error {

pkg/mesh/types.go

@@ -10,6 +10,33 @@ import (
 	"golang.zx2c4.com/wireguard/wgctrl/wgtypes"
 )
 
+type Route interface {
+	// GetDestination: returns the destination of the route
+	GetDestination() *net.IPNet
+	// GetHopCount: get the total hopcount of the prefix
+	GetHopCount() int
+	// GetPath: get a list of AS paths to get to the destination
+	GetPath() []string
+}
+
+type RouteStub struct {
+	Destination *net.IPNet
+	HopCount    int
+	Path        []string
+}
+
+func (r *RouteStub) GetDestination() *net.IPNet {
+	return r.Destination
+}
+
+func (r *RouteStub) GetHopCount() int {
+	return r.HopCount
+}
+
+func (r *RouteStub) GetPath() []string {
+	return r.Path
+}
+
 // MeshNode represents an implementation of a node in a mesh
 type MeshNode interface {
 	// GetHostEndpoint: gets the gRPC endpoint of the node
@@ -23,11 +50,35 @@ type MeshNode interface {
 	// GetTimestamp: get the UNIX time stamp of the ndoe
 	GetTimeStamp() int64
 	// GetRoutes: returns the routes that the nodes provides
-	GetRoutes() []string
+	GetRoutes() []Route
 	// GetIdentifier: returns the identifier of the node
 	GetIdentifier() string
 	// GetDescription: returns the description for this node
 	GetDescription() string
+	// GetAlias: associates the node with an alias. Potentially used
+	// for DNS and so forth.
+	GetAlias() string
+	// GetServices: returns a list of services offered by the node
+	GetServices() map[string]string
+	GetType() conf.NodeType
+}
+
+// NodeEquals: determines if two mesh nodes are equivalent to one another
+func NodeEquals(node1, node2 MeshNode) bool {
+	key1, _ := node1.GetPublicKey()
+	key2, _ := node2.GetPublicKey()
+
+	return key1.String() == key2.String()
+}
+
+func RouteEquals(route1, route2 Route) bool {
+	return route1.GetDestination().String() == route2.GetDestination().String() &&
+		route1.GetHopCount() == route2.GetHopCount()
+}
+
+func NodeID(node MeshNode) string {
+	key, _ := node.GetPublicKey()
+	return key.String()
 }
 
 type MeshSnapshot interface {
@@ -46,7 +97,7 @@ type MeshSyncer interface {
 type MeshProvider interface {
 	// AddNode() adds a node to the mesh
 	AddNode(node MeshNode)
-	// GetMesh() returns a snapshot of the mesh provided by the mesh provider
+	// GetMesh() returns a snapshot of the mesh provided by the mesh provider.
 	GetMesh() (MeshSnapshot, error)
 	// GetMeshId() returns the ID of the mesh network
 	GetMeshId() string
@@ -63,21 +114,42 @@ type MeshProvider interface {
 	// UpdateTimeStamp: update the timestamp of the given node
 	UpdateTimeStamp(nodeId string) error
 	// AddRoutes: adds routes to the given node
-	AddRoutes(nodeId string, route ...string) error
+	AddRoutes(nodeId string, route ...Route) error
 	// DeleteRoutes: deletes the routes from the node
 	RemoveRoutes(nodeId string, route ...string) error
 	// GetSyncer: returns the automerge syncer for sync
 	GetSyncer() MeshSyncer
+	// GetNode get a particular not within the mesh
+	GetNode(string) (MeshNode, error)
+	// NodeExists: returns true if a particular node exists false otherwise
+	NodeExists(string) bool
 	// SetDescription: sets the description of this automerge data type
 	SetDescription(nodeId string, description string) error
+	// SetAlias: set the alias of the nodeId
+	SetAlias(nodeId string, alias string) error
+	// AddService: adds the service to the given node
+	AddService(nodeId, key, value string) error
+	// RemoveService: removes the service form the node. throws an error if the service does not exist
+	RemoveService(nodeId, key string) error
 	// Prune: prunes all nodes that have not updated their timestamp in
 	// pruneAmount seconds
 	Prune(pruneAmount int) error
+	// GetPeers: get a list of contactable peers
+	GetPeers() []string
+	// GetRoutes(): Get all unique routes. Where the route with the least hop count is chosen
+	GetRoutes(targetNode string) (map[string]Route, error)
+	// RemoveNode(): remove the node from the mesh
+	RemoveNode(nodeId string) error
 }
 
 // HostParameters contains the IDs of a node
 type HostParameters struct {
-	HostEndpoint string
+	PrivateKey *wgtypes.Key
+}
+
+// GetPublicKey: gets the public key of the node
+func (h *HostParameters) GetPublicKey() string {
+	return h.PrivateKey.PublicKey().String()
 }
 
 // MeshProviderFactoryParams parameters required to build a mesh provider
@@ -87,6 +159,7 @@ type MeshProviderFactoryParams struct {
 	Port    int
 	Conf    *conf.WgMeshConfiguration
 	Client  *wgctrl.Client
+	NodeID  string
 }
 
 // MeshProviderFactory creates an instance of a mesh provider

pkg/query/query.go

@@ -3,8 +3,10 @@ package query
 import (
 	"encoding/json"
 	"fmt"
+	"strings"
 
 	"github.com/jmespath/go-jmespath"
+	"github.com/tim-beatham/wgmesh/pkg/conf"
 	"github.com/tim-beatham/wgmesh/pkg/lib"
 	"github.com/tim-beatham/wgmesh/pkg/mesh"
 )
@@ -23,14 +25,23 @@ type QueryError struct {
 	msg string
 }
 
+type QueryRoute struct {
+	Destination string `json:"destination"`
+	HopCount    int    `json:"hopCount"`
+	Path        string `json:"path"`
+}
+
 type QueryNode struct {
-	HostEndpoint string   `json:"hostEndpoint"`
-	PublicKey    string   `json:"publicKey"`
-	WgEndpoint   string   `json:"wgEndpoint"`
-	WgHost       string   `json:"wgHost"`
-	Timestamp    int64    `json:"timestmap"`
-	Description  string   `json:"description"`
-	Routes       []string `json:"routes"`
+	HostEndpoint string            `json:"hostEndpoint"`
+	PublicKey    string            `json:"publicKey"`
+	WgEndpoint   string            `json:"wgEndpoint"`
+	WgHost       string            `json:"wgHost"`
+	Timestamp    int64             `json:"timestamp"`
+	Description  string            `json:"description"`
+	Routes       []QueryRoute      `json:"routes"`
+	Alias        string            `json:"alias"`
+	Services     map[string]string `json:"services"`
+	Type         conf.NodeType     `json:"type"`
 }
 
 func (m *QueryError) Error() string {
@@ -51,7 +62,7 @@ func (j *JmesQuerier) Query(meshId, queryParams string) ([]byte, error) {
 		return nil, err
 	}
 
-	nodes := lib.Map(lib.MapValues(snapshot.GetNodes()), meshNodeToQueryNode)
+	nodes := lib.Map(lib.MapValues(snapshot.GetNodes()), MeshNodeToQueryNode)
 
 	result, err := jmespath.Search(queryParams, nodes)
 
@@ -63,7 +74,7 @@ func (j *JmesQuerier) Query(meshId, queryParams string) ([]byte, error) {
 	return bytes, err
 }
 
-func meshNodeToQueryNode(node mesh.MeshNode) *QueryNode {
+func MeshNodeToQueryNode(node mesh.MeshNode) *QueryNode {
 	queryNode := new(QueryNode)
 	queryNode.HostEndpoint = node.GetHostEndpoint()
 	pubKey, _ := node.GetPublicKey()
@@ -74,8 +85,18 @@ func meshNodeToQueryNode(node mesh.MeshNode) *QueryNode {
 	queryNode.WgHost = node.GetWgHost().String()
 
 	queryNode.Timestamp = node.GetTimeStamp()
-	queryNode.Routes = node.GetRoutes()
+	queryNode.Routes = lib.Map(node.GetRoutes(), func(r mesh.Route) QueryRoute {
+		return QueryRoute{
+			Destination: r.GetDestination().String(),
+			HopCount:    r.GetHopCount(),
+			Path:        strings.Join(r.GetPath(), ","),
+		}
+	})
 	queryNode.Description = node.GetDescription()
+	queryNode.Alias = node.GetAlias()
+	queryNode.Services = node.GetServices()
+	queryNode.Type = node.GetType()
+
 	return queryNode
 }
 

pkg/robin/requester.go

@@ -2,6 +2,7 @@ package robin
 
 import (
 	"context"
+	"encoding/json"
 	"errors"
 	"fmt"
 	"strconv"
@@ -9,7 +10,9 @@ import (
 
 	"github.com/tim-beatham/wgmesh/pkg/ctrlserver"
 	"github.com/tim-beatham/wgmesh/pkg/ipc"
+	"github.com/tim-beatham/wgmesh/pkg/lib"
 	"github.com/tim-beatham/wgmesh/pkg/mesh"
+	"github.com/tim-beatham/wgmesh/pkg/query"
 	"github.com/tim-beatham/wgmesh/pkg/rpc"
 )
 
@@ -18,7 +21,7 @@ type IpcHandler struct {
 }
 
 func (n *IpcHandler) CreateMesh(args *ipc.NewMeshArgs, reply *string) error {
-	meshId, err := n.Server.GetMeshManager().CreateMesh(args.IfName, args.WgPort)
+	meshId, err := n.Server.GetMeshManager().CreateMesh(args.WgPort)
 
 	if err != nil {
 		return err
@@ -70,7 +73,9 @@ func (n *IpcHandler) JoinMesh(args ipc.JoinMeshArgs, reply *string) error {
 		return err
 	}
 
-	ctx, cancel := context.WithTimeout(context.Background(), time.Second)
+	configuration := n.Server.GetConfiguration()
+
+	ctx, cancel := context.WithTimeout(context.Background(), time.Second*time.Duration(configuration.Timeout))
 	defer cancel()
 
 	meshReply, err := c.GetMesh(ctx, &rpc.GetMeshRequest{MeshId: args.MeshId})
@@ -81,7 +86,6 @@ func (n *IpcHandler) JoinMesh(args ipc.JoinMeshArgs, reply *string) error {
 
 	err = n.Server.GetMeshManager().AddMesh(&mesh.AddMeshParams{
 		MeshId:    args.MeshId,
-		DevName:   args.IfName,
 		WgPort:    args.Port,
 		MeshBytes: meshReply.Mesh,
 	})
@@ -116,14 +120,19 @@ func (n *IpcHandler) LeaveMesh(meshId string, reply *string) error {
 }
 
 func (n *IpcHandler) GetMesh(meshId string, reply *ipc.GetMeshReply) error {
-	mesh := n.Server.GetMeshManager().GetMesh(meshId)
-	meshSnapshot, err := mesh.GetMesh()
+	theMesh := n.Server.GetMeshManager().GetMesh(meshId)
+
+	if theMesh == nil {
+		return fmt.Errorf("mesh %s does not exist", meshId)
+	}
+
+	meshSnapshot, err := theMesh.GetMesh()
 
 	if err != nil {
 		return err
 	}
 
-	if mesh == nil {
+	if theMesh == nil {
 		return errors.New("mesh does not exist")
 	}
 
@@ -143,8 +152,15 @@ func (n *IpcHandler) GetMesh(meshId string, reply *ipc.GetMeshReply) error {
 			PublicKey:    pubKey.String(),
 			WgHost:       node.GetWgHost().String(),
 			Timestamp:    node.GetTimeStamp(),
-			Routes:       node.GetRoutes(),
-			Description:  node.GetDescription(),
+			Routes: lib.Map(node.GetRoutes(), func(r mesh.Route) ctrlserver.MeshRoute {
+				return ctrlserver.MeshRoute{
+					Destination: r.GetDestination().String(),
+					Path:        r.GetPath(),
+				}
+			}),
+			Description: node.GetDescription(),
+			Alias:       node.GetAlias(),
+			Services:    node.GetServices(),
 		}
 
 		nodes[i] = node
@@ -155,18 +171,6 @@ func (n *IpcHandler) GetMesh(meshId string, reply *ipc.GetMeshReply) error {
 	return nil
 }
 
-func (n *IpcHandler) EnableInterface(meshId string, reply *string) error {
-	err := n.Server.GetMeshManager().EnableInterface(meshId)
-
-	if err != nil {
-		*reply = err.Error()
-		return err
-	}
-
-	*reply = "up"
-	return nil
-}
-
 func (n *IpcHandler) GetDOT(meshId string, reply *string) error {
 	g := mesh.NewMeshDotConverter(n.Server.GetMeshManager())
 
@@ -202,6 +206,60 @@ func (n *IpcHandler) PutDescription(description string, reply *string) error {
 	return nil
 }
 
+func (n *IpcHandler) PutAlias(alias string, reply *string) error {
+	err := n.Server.GetMeshManager().SetAlias(alias)
+
+	if err != nil {
+		return err
+	}
+
+	*reply = fmt.Sprintf("Set alias to %s", alias)
+	return nil
+}
+
+func (n *IpcHandler) PutService(service ipc.PutServiceArgs, reply *string) error {
+	err := n.Server.GetMeshManager().SetService(service.Service, service.Value)
+
+	if err != nil {
+		return err
+	}
+
+	*reply = "success"
+	return nil
+}
+
+func (n *IpcHandler) DeleteService(service string, reply *string) error {
+	err := n.Server.GetMeshManager().RemoveService(service)
+
+	if err != nil {
+		return err
+	}
+
+	*reply = "success"
+	return nil
+}
+
+func (n *IpcHandler) GetNode(args ipc.GetNodeArgs, reply *string) error {
+	node := n.Server.GetMeshManager().GetNode(args.MeshId, args.NodeId)
+
+	if node == nil {
+		*reply = "nil"
+		return nil
+	}
+
+	queryNode := query.MeshNodeToQueryNode(node)
+
+	bytes, err := json.Marshal(queryNode)
+
+	if err != nil {
+		*reply = err.Error()
+		return nil
+	}
+
+	*reply = string(bytes)
+	return nil
+}
+
 type RobinIpcParams struct {
 	CtrlServer ctrlserver.CtrlServer
 }

pkg/robin/responder.go

@@ -28,7 +28,3 @@ func (m *WgRpc) GetMesh(ctx context.Context, request *rpc.GetMeshRequest) (*rpc.
 
 	return &reply, nil
 }
-
-func (m *WgRpc) JoinMesh(ctx context.Context, request *rpc.JoinMeshRequest) (*rpc.JoinMeshReply, error) {
-	return &rpc.JoinMeshReply{Success: true}, nil
-}

pkg/route/route.go

@@ -1,22 +1,32 @@
 package route
 
 import (
-	"net"
-	"os/exec"
-
-	logging "github.com/tim-beatham/wgmesh/pkg/log"
+	"github.com/tim-beatham/wgmesh/pkg/lib"
+	"golang.org/x/sys/unix"
 )
 
 type RouteInstaller interface {
-	InstallRoutes(devName string, routes ...*net.IPNet) error
+	InstallRoutes(devName string, routes ...lib.Route) error
 }
 
 type RouteInstallerImpl struct{}
 
 // InstallRoutes: installs a route into the routing table
-func (r *RouteInstallerImpl) InstallRoutes(devName string, routes ...*net.IPNet) error {
+func (r *RouteInstallerImpl) InstallRoutes(devName string, routes ...lib.Route) error {
+	rtnl, err := lib.NewRtNetlinkConfig()
+
+	if err != nil {
+		return err
+	}
+
+	err = rtnl.DeleteRoutes(devName, unix.AF_INET6, routes...)
+
+	if err != nil {
+		return err
+	}
+
 	for _, route := range routes {
-		err := r.installRoute(devName, route)
+		err := rtnl.AddRoute(devName, route)
 
 		if err != nil {
 			return err
@@ -26,22 +36,6 @@ func (r *RouteInstallerImpl) InstallRoutes(devName string, routes ...*net.IPNet)
 	return nil
 }
 
-// installRoute: installs a route into the linux table
-func (r *RouteInstallerImpl) installRoute(devName string, route *net.IPNet) error {
-	// TODO: Find a library that automates this
-	cmd := exec.Command("/usr/bin/ip", "-6", "route", "add", route.String(), "dev", devName)
-
-	logging.Log.WriteInfof("%s %s", route.String(), devName)
-
-	if msg, err := cmd.CombinedOutput(); err != nil {
-		logging.Log.WriteErrorf(err.Error())
-		logging.Log.WriteErrorf(string(msg))
-		return err
-	}
-
-	return nil
-}
-
 func NewRouteInstaller() RouteInstaller {
 	return &RouteInstallerImpl{}
 }

pkg/rpc/ctrlserver.pb.go

@@ -20,77 +20,6 @@ const (
 	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
 )
 
-type MeshNode struct {
-	state         protoimpl.MessageState
-	sizeCache     protoimpl.SizeCache
-	unknownFields protoimpl.UnknownFields
-
-	PublicKey  string `protobuf:"bytes,1,opt,name=publicKey,proto3" json:"publicKey,omitempty"`
-	WgEndpoint string `protobuf:"bytes,2,opt,name=wgEndpoint,proto3" json:"wgEndpoint,omitempty"`
-	Endpoint   string `protobuf:"bytes,3,opt,name=endpoint,proto3" json:"endpoint,omitempty"`
-	WgHost     string `protobuf:"bytes,4,opt,name=wgHost,proto3" json:"wgHost,omitempty"`
-}
-
-func (x *MeshNode) Reset() {
-	*x = MeshNode{}
-	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_grpc_ctrlserver_ctrlserver_proto_msgTypes[0]
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		ms.StoreMessageInfo(mi)
-	}
-}
-
-func (x *MeshNode) String() string {
-	return protoimpl.X.MessageStringOf(x)
-}
-
-func (*MeshNode) ProtoMessage() {}
-
-func (x *MeshNode) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_grpc_ctrlserver_ctrlserver_proto_msgTypes[0]
-	if protoimpl.UnsafeEnabled && x != nil {
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		if ms.LoadMessageInfo() == nil {
-			ms.StoreMessageInfo(mi)
-		}
-		return ms
-	}
-	return mi.MessageOf(x)
-}
-
-// Deprecated: Use MeshNode.ProtoReflect.Descriptor instead.
-func (*MeshNode) Descriptor() ([]byte, []int) {
-	return file_pkg_grpc_ctrlserver_ctrlserver_proto_rawDescGZIP(), []int{0}
-}
-
-func (x *MeshNode) GetPublicKey() string {
-	if x != nil {
-		return x.PublicKey
-	}
-	return ""
-}
-
-func (x *MeshNode) GetWgEndpoint() string {
-	if x != nil {
-		return x.WgEndpoint
-	}
-	return ""
-}
-
-func (x *MeshNode) GetEndpoint() string {
-	if x != nil {
-		return x.Endpoint
-	}
-	return ""
-}
-
-func (x *MeshNode) GetWgHost() string {
-	if x != nil {
-		return x.WgHost
-	}
-	return ""
-}
-
 type GetMeshRequest struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -102,7 +31,7 @@ type GetMeshRequest struct {
 func (x *GetMeshRequest) Reset() {
 	*x = GetMeshRequest{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_grpc_ctrlserver_ctrlserver_proto_msgTypes[1]
+		mi := &file_pkg_grpc_ctrlserver_ctrlserver_proto_msgTypes[0]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -115,7 +44,7 @@ func (x *GetMeshRequest) String() string {
 func (*GetMeshRequest) ProtoMessage() {}
 
 func (x *GetMeshRequest) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_grpc_ctrlserver_ctrlserver_proto_msgTypes[1]
+	mi := &file_pkg_grpc_ctrlserver_ctrlserver_proto_msgTypes[0]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -128,7 +57,7 @@ func (x *GetMeshRequest) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use GetMeshRequest.ProtoReflect.Descriptor instead.
 func (*GetMeshRequest) Descriptor() ([]byte, []int) {
-	return file_pkg_grpc_ctrlserver_ctrlserver_proto_rawDescGZIP(), []int{1}
+	return file_pkg_grpc_ctrlserver_ctrlserver_proto_rawDescGZIP(), []int{0}
 }
 
 func (x *GetMeshRequest) GetMeshId() string {
@@ -149,7 +78,7 @@ type GetMeshReply struct {
 func (x *GetMeshReply) Reset() {
 	*x = GetMeshReply{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_grpc_ctrlserver_ctrlserver_proto_msgTypes[2]
+		mi := &file_pkg_grpc_ctrlserver_ctrlserver_proto_msgTypes[1]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -162,7 +91,7 @@ func (x *GetMeshReply) String() string {
 func (*GetMeshReply) ProtoMessage() {}
 
 func (x *GetMeshReply) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_grpc_ctrlserver_ctrlserver_proto_msgTypes[2]
+	mi := &file_pkg_grpc_ctrlserver_ctrlserver_proto_msgTypes[1]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -175,7 +104,7 @@ func (x *GetMeshReply) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use GetMeshReply.ProtoReflect.Descriptor instead.
 func (*GetMeshReply) Descriptor() ([]byte, []int) {
-	return file_pkg_grpc_ctrlserver_ctrlserver_proto_rawDescGZIP(), []int{2}
+	return file_pkg_grpc_ctrlserver_ctrlserver_proto_rawDescGZIP(), []int{1}
 }
 
 func (x *GetMeshReply) GetMesh() []byte {
@@ -185,145 +114,24 @@ func (x *GetMeshReply) GetMesh() []byte {
 	return nil
 }
 
-type JoinMeshRequest struct {
-	state         protoimpl.MessageState
-	sizeCache     protoimpl.SizeCache
-	unknownFields protoimpl.UnknownFields
-
-	Changes []byte `protobuf:"bytes,1,opt,name=changes,proto3" json:"changes,omitempty"`
-	MeshId  string `protobuf:"bytes,2,opt,name=meshId,proto3" json:"meshId,omitempty"`
-}
-
-func (x *JoinMeshRequest) Reset() {
-	*x = JoinMeshRequest{}
-	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_grpc_ctrlserver_ctrlserver_proto_msgTypes[3]
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		ms.StoreMessageInfo(mi)
-	}
-}
-
-func (x *JoinMeshRequest) String() string {
-	return protoimpl.X.MessageStringOf(x)
-}
-
-func (*JoinMeshRequest) ProtoMessage() {}
-
-func (x *JoinMeshRequest) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_grpc_ctrlserver_ctrlserver_proto_msgTypes[3]
-	if protoimpl.UnsafeEnabled && x != nil {
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		if ms.LoadMessageInfo() == nil {
-			ms.StoreMessageInfo(mi)
-		}
-		return ms
-	}
-	return mi.MessageOf(x)
-}
-
-// Deprecated: Use JoinMeshRequest.ProtoReflect.Descriptor instead.
-func (*JoinMeshRequest) Descriptor() ([]byte, []int) {
-	return file_pkg_grpc_ctrlserver_ctrlserver_proto_rawDescGZIP(), []int{3}
-}
-
-func (x *JoinMeshRequest) GetChanges() []byte {
-	if x != nil {
-		return x.Changes
-	}
-	return nil
-}
-
-func (x *JoinMeshRequest) GetMeshId() string {
-	if x != nil {
-		return x.MeshId
-	}
-	return ""
-}
-
-type JoinMeshReply struct {
-	state         protoimpl.MessageState
-	sizeCache     protoimpl.SizeCache
-	unknownFields protoimpl.UnknownFields
-
-	Success bool `protobuf:"varint,1,opt,name=success,proto3" json:"success,omitempty"`
-}
-
-func (x *JoinMeshReply) Reset() {
-	*x = JoinMeshReply{}
-	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_grpc_ctrlserver_ctrlserver_proto_msgTypes[4]
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		ms.StoreMessageInfo(mi)
-	}
-}
-
-func (x *JoinMeshReply) String() string {
-	return protoimpl.X.MessageStringOf(x)
-}
-
-func (*JoinMeshReply) ProtoMessage() {}
-
-func (x *JoinMeshReply) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_grpc_ctrlserver_ctrlserver_proto_msgTypes[4]
-	if protoimpl.UnsafeEnabled && x != nil {
-		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-		if ms.LoadMessageInfo() == nil {
-			ms.StoreMessageInfo(mi)
-		}
-		return ms
-	}
-	return mi.MessageOf(x)
-}
-
-// Deprecated: Use JoinMeshReply.ProtoReflect.Descriptor instead.
-func (*JoinMeshReply) Descriptor() ([]byte, []int) {
-	return file_pkg_grpc_ctrlserver_ctrlserver_proto_rawDescGZIP(), []int{4}
-}
-
-func (x *JoinMeshReply) GetSuccess() bool {
-	if x != nil {
-		return x.Success
-	}
-	return false
-}
-
 var File_pkg_grpc_ctrlserver_ctrlserver_proto protoreflect.FileDescriptor
 
 var file_pkg_grpc_ctrlserver_ctrlserver_proto_rawDesc = []byte{
 	0x0a, 0x24, 0x70, 0x6b, 0x67, 0x2f, 0x67, 0x72, 0x70, 0x63, 0x2f, 0x63, 0x74, 0x72, 0x6c, 0x73,
 	0x65, 0x72, 0x76, 0x65, 0x72, 0x2f, 0x63, 0x74, 0x72, 0x6c, 0x73, 0x65, 0x72, 0x76, 0x65, 0x72,
 	0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x08, 0x72, 0x70, 0x63, 0x74, 0x79, 0x70, 0x65, 0x73,
-	0x22, 0x7c, 0x0a, 0x08, 0x4d, 0x65, 0x73, 0x68, 0x4e, 0x6f, 0x64, 0x65, 0x12, 0x1c, 0x0a, 0x09,
-	0x70, 0x75, 0x62, 0x6c, 0x69, 0x63, 0x4b, 0x65, 0x79, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x52,
-	0x09, 0x70, 0x75, 0x62, 0x6c, 0x69, 0x63, 0x4b, 0x65, 0x79, 0x12, 0x1e, 0x0a, 0x0a, 0x77, 0x67,
-	0x45, 0x6e, 0x64, 0x70, 0x6f, 0x69, 0x6e, 0x74, 0x18, 0x02, 0x20, 0x01, 0x28, 0x09, 0x52, 0x0a,
-	0x77, 0x67, 0x45, 0x6e, 0x64, 0x70, 0x6f, 0x69, 0x6e, 0x74, 0x12, 0x1a, 0x0a, 0x08, 0x65, 0x6e,
-	0x64, 0x70, 0x6f, 0x69, 0x6e, 0x74, 0x18, 0x03, 0x20, 0x01, 0x28, 0x09, 0x52, 0x08, 0x65, 0x6e,
-	0x64, 0x70, 0x6f, 0x69, 0x6e, 0x74, 0x12, 0x16, 0x0a, 0x06, 0x77, 0x67, 0x48, 0x6f, 0x73, 0x74,
-	0x18, 0x04, 0x20, 0x01, 0x28, 0x09, 0x52, 0x06, 0x77, 0x67, 0x48, 0x6f, 0x73, 0x74, 0x22, 0x28,
-	0x0a, 0x0e, 0x47, 0x65, 0x74, 0x4d, 0x65, 0x73, 0x68, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74,
-	0x12, 0x16, 0x0a, 0x06, 0x6d, 0x65, 0x73, 0x68, 0x49, 0x64, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09,
-	0x52, 0x06, 0x6d, 0x65, 0x73, 0x68, 0x49, 0x64, 0x22, 0x22, 0x0a, 0x0c, 0x47, 0x65, 0x74, 0x4d,
-	0x65, 0x73, 0x68, 0x52, 0x65, 0x70, 0x6c, 0x79, 0x12, 0x12, 0x0a, 0x04, 0x6d, 0x65, 0x73, 0x68,
-	0x18, 0x01, 0x20, 0x01, 0x28, 0x0c, 0x52, 0x04, 0x6d, 0x65, 0x73, 0x68, 0x22, 0x43, 0x0a, 0x0f,
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-	0x18, 0x0a, 0x07, 0x63, 0x68, 0x61, 0x6e, 0x67, 0x65, 0x73, 0x18, 0x01, 0x20, 0x01, 0x28, 0x0c,
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-	0x64, 0x22, 0x29, 0x0a, 0x0d, 0x4a, 0x6f, 0x69, 0x6e, 0x4d, 0x65, 0x73, 0x68, 0x52, 0x65, 0x70,
-	0x6c, 0x79, 0x12, 0x18, 0x0a, 0x07, 0x73, 0x75, 0x63, 0x63, 0x65, 0x73, 0x73, 0x18, 0x01, 0x20,
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-	0x2e, 0x4a, 0x6f, 0x69, 0x6e, 0x4d, 0x65, 0x73, 0x68, 0x52, 0x65, 0x70, 0x6c, 0x79, 0x22, 0x00,
-	0x42, 0x09, 0x5a, 0x07, 0x70, 0x6b, 0x67, 0x2f, 0x72, 0x70, 0x63, 0x62, 0x06, 0x70, 0x72, 0x6f,
-	0x74, 0x6f, 0x33,
+	0x22, 0x28, 0x0a, 0x0e, 0x47, 0x65, 0x74, 0x4d, 0x65, 0x73, 0x68, 0x52, 0x65, 0x71, 0x75, 0x65,
+	0x73, 0x74, 0x12, 0x16, 0x0a, 0x06, 0x6d, 0x65, 0x73, 0x68, 0x49, 0x64, 0x18, 0x01, 0x20, 0x01,
+	0x28, 0x09, 0x52, 0x06, 0x6d, 0x65, 0x73, 0x68, 0x49, 0x64, 0x22, 0x22, 0x0a, 0x0c, 0x47, 0x65,
+	0x74, 0x4d, 0x65, 0x73, 0x68, 0x52, 0x65, 0x70, 0x6c, 0x79, 0x12, 0x12, 0x0a, 0x04, 0x6d, 0x65,
+	0x73, 0x68, 0x18, 0x01, 0x20, 0x01, 0x28, 0x0c, 0x52, 0x04, 0x6d, 0x65, 0x73, 0x68, 0x32, 0x4f,
+	0x0a, 0x0e, 0x4d, 0x65, 0x73, 0x68, 0x43, 0x74, 0x72, 0x6c, 0x53, 0x65, 0x72, 0x76, 0x65, 0x72,
+	0x12, 0x3d, 0x0a, 0x07, 0x47, 0x65, 0x74, 0x4d, 0x65, 0x73, 0x68, 0x12, 0x18, 0x2e, 0x72, 0x70,
+	0x63, 0x74, 0x79, 0x70, 0x65, 0x73, 0x2e, 0x47, 0x65, 0x74, 0x4d, 0x65, 0x73, 0x68, 0x52, 0x65,
+	0x71, 0x75, 0x65, 0x73, 0x74, 0x1a, 0x16, 0x2e, 0x72, 0x70, 0x63, 0x74, 0x79, 0x70, 0x65, 0x73,
+	0x2e, 0x47, 0x65, 0x74, 0x4d, 0x65, 0x73, 0x68, 0x52, 0x65, 0x70, 0x6c, 0x79, 0x22, 0x00, 0x42,
+	0x09, 0x5a, 0x07, 0x70, 0x6b, 0x67, 0x2f, 0x72, 0x70, 0x63, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74,
+	0x6f, 0x33,
 }
 
 var (
@@ -338,21 +146,16 @@ func file_pkg_grpc_ctrlserver_ctrlserver_proto_rawDescGZIP() []byte {
 	return file_pkg_grpc_ctrlserver_ctrlserver_proto_rawDescData
 }
 
-var file_pkg_grpc_ctrlserver_ctrlserver_proto_msgTypes = make([]protoimpl.MessageInfo, 5)
+var file_pkg_grpc_ctrlserver_ctrlserver_proto_msgTypes = make([]protoimpl.MessageInfo, 2)
 var file_pkg_grpc_ctrlserver_ctrlserver_proto_goTypes = []interface{}{
-	(*MeshNode)(nil),        // 0: rpctypes.MeshNode
-	(*GetMeshRequest)(nil),  // 1: rpctypes.GetMeshRequest
-	(*GetMeshReply)(nil),    // 2: rpctypes.GetMeshReply
-	(*JoinMeshRequest)(nil), // 3: rpctypes.JoinMeshRequest
-	(*JoinMeshReply)(nil),   // 4: rpctypes.JoinMeshReply
+	(*GetMeshRequest)(nil), // 0: rpctypes.GetMeshRequest
+	(*GetMeshReply)(nil),   // 1: rpctypes.GetMeshReply
 }
 var file_pkg_grpc_ctrlserver_ctrlserver_proto_depIdxs = []int32{
-	1, // 0: rpctypes.MeshCtrlServer.GetMesh:input_type -> rpctypes.GetMeshRequest
-	3, // 1: rpctypes.MeshCtrlServer.JoinMesh:input_type -> rpctypes.JoinMeshRequest
-	2, // 2: rpctypes.MeshCtrlServer.GetMesh:output_type -> rpctypes.GetMeshReply
-	4, // 3: rpctypes.MeshCtrlServer.JoinMesh:output_type -> rpctypes.JoinMeshReply
-	2, // [2:4] is the sub-list for method output_type
-	0, // [0:2] is the sub-list for method input_type
+	0, // 0: rpctypes.MeshCtrlServer.GetMesh:input_type -> rpctypes.GetMeshRequest
+	1, // 1: rpctypes.MeshCtrlServer.GetMesh:output_type -> rpctypes.GetMeshReply
+	1, // [1:2] is the sub-list for method output_type
+	0, // [0:1] is the sub-list for method input_type
 	0, // [0:0] is the sub-list for extension type_name
 	0, // [0:0] is the sub-list for extension extendee
 	0, // [0:0] is the sub-list for field type_name
@@ -365,18 +168,6 @@ func file_pkg_grpc_ctrlserver_ctrlserver_proto_init() {
 	}
 	if !protoimpl.UnsafeEnabled {
 		file_pkg_grpc_ctrlserver_ctrlserver_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*MeshNode); i {
-			case 0:
-				return &v.state
-			case 1:
-				return &v.sizeCache
-			case 2:
-				return &v.unknownFields
-			default:
-				return nil
-			}
-		}
-		file_pkg_grpc_ctrlserver_ctrlserver_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*GetMeshRequest); i {
 			case 0:
 				return &v.state
@@ -388,7 +179,7 @@ func file_pkg_grpc_ctrlserver_ctrlserver_proto_init() {
 				return nil
 			}
 		}
-		file_pkg_grpc_ctrlserver_ctrlserver_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} {
+		file_pkg_grpc_ctrlserver_ctrlserver_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*GetMeshReply); i {
 			case 0:
 				return &v.state
@@ -400,30 +191,6 @@ func file_pkg_grpc_ctrlserver_ctrlserver_proto_init() {
 				return nil
 			}
 		}
-		file_pkg_grpc_ctrlserver_ctrlserver_proto_msgTypes[3].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*JoinMeshRequest); i {
-			case 0:
-				return &v.state
-			case 1:
-				return &v.sizeCache
-			case 2:
-				return &v.unknownFields
-			default:
-				return nil
-			}
-		}
-		file_pkg_grpc_ctrlserver_ctrlserver_proto_msgTypes[4].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*JoinMeshReply); i {
-			case 0:
-				return &v.state
-			case 1:
-				return &v.sizeCache
-			case 2:
-				return &v.unknownFields
-			default:
-				return nil
-			}
-		}
 	}
 	type x struct{}
 	out := protoimpl.TypeBuilder{
@@ -431,7 +198,7 @@ func file_pkg_grpc_ctrlserver_ctrlserver_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_pkg_grpc_ctrlserver_ctrlserver_proto_rawDesc,
 			NumEnums:      0,
-			NumMessages:   5,
+			NumMessages:   2,
 			NumExtensions: 0,
 			NumServices:   1,
 		},

pkg/rpc/ctrlserver_grpc.pb.go

@@ -23,7 +23,6 @@ const _ = grpc.SupportPackageIsVersion7
 // For semantics around ctx use and closing/ending streaming RPCs, please refer to https://pkg.go.dev/google.golang.org/grpc/?tab=doc#ClientConn.NewStream.
 type MeshCtrlServerClient interface {
 	GetMesh(ctx context.Context, in *GetMeshRequest, opts ...grpc.CallOption) (*GetMeshReply, error)
-	JoinMesh(ctx context.Context, in *JoinMeshRequest, opts ...grpc.CallOption) (*JoinMeshReply, error)
 }
 
 type meshCtrlServerClient struct {
@@ -43,21 +42,11 @@ func (c *meshCtrlServerClient) GetMesh(ctx context.Context, in *GetMeshRequest,
 	return out, nil
 }
 
-func (c *meshCtrlServerClient) JoinMesh(ctx context.Context, in *JoinMeshRequest, opts ...grpc.CallOption) (*JoinMeshReply, error) {
-	out := new(JoinMeshReply)
-	err := c.cc.Invoke(ctx, "/rpctypes.MeshCtrlServer/JoinMesh", in, out, opts...)
-	if err != nil {
-		return nil, err
-	}
-	return out, nil
-}
-
 // MeshCtrlServerServer is the server API for MeshCtrlServer service.
 // All implementations must embed UnimplementedMeshCtrlServerServer
 // for forward compatibility
 type MeshCtrlServerServer interface {
 	GetMesh(context.Context, *GetMeshRequest) (*GetMeshReply, error)
-	JoinMesh(context.Context, *JoinMeshRequest) (*JoinMeshReply, error)
 	mustEmbedUnimplementedMeshCtrlServerServer()
 }
 
@@ -68,9 +57,6 @@ type UnimplementedMeshCtrlServerServer struct {
 func (UnimplementedMeshCtrlServerServer) GetMesh(context.Context, *GetMeshRequest) (*GetMeshReply, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method GetMesh not implemented")
 }
-func (UnimplementedMeshCtrlServerServer) JoinMesh(context.Context, *JoinMeshRequest) (*JoinMeshReply, error) {
-	return nil, status.Errorf(codes.Unimplemented, "method JoinMesh not implemented")
-}
 func (UnimplementedMeshCtrlServerServer) mustEmbedUnimplementedMeshCtrlServerServer() {}
 
 // UnsafeMeshCtrlServerServer may be embedded to opt out of forward compatibility for this service.
@@ -102,24 +88,6 @@ func _MeshCtrlServer_GetMesh_Handler(srv interface{}, ctx context.Context, dec f
 	return interceptor(ctx, in, info, handler)
 }
 
-func _MeshCtrlServer_JoinMesh_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
-	in := new(JoinMeshRequest)
-	if err := dec(in); err != nil {
-		return nil, err
-	}
-	if interceptor == nil {
-		return srv.(MeshCtrlServerServer).JoinMesh(ctx, in)
-	}
-	info := &grpc.UnaryServerInfo{
-		Server:     srv,
-		FullMethod: "/rpctypes.MeshCtrlServer/JoinMesh",
-	}
-	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
-		return srv.(MeshCtrlServerServer).JoinMesh(ctx, req.(*JoinMeshRequest))
-	}
-	return interceptor(ctx, in, info, handler)
-}
-
 // MeshCtrlServer_ServiceDesc is the grpc.ServiceDesc for MeshCtrlServer service.
 // It's only intended for direct use with grpc.RegisterService,
 // and not to be introspected or modified (even as a copy)
@@ -131,10 +99,6 @@ var MeshCtrlServer_ServiceDesc = grpc.ServiceDesc{
 			MethodName: "GetMesh",
 			Handler:    _MeshCtrlServer_GetMesh_Handler,
 		},
-		{
-			MethodName: "JoinMesh",
-			Handler:    _MeshCtrlServer_JoinMesh_Handler,
-		},
 	},
 	Streams:  []grpc.StreamDesc{},
 	Metadata: "pkg/grpc/ctrlserver/ctrlserver.proto",

pkg/sync/syncer.go

@@ -1,7 +1,6 @@
 package sync
 
 import (
-	"errors"
 	"math/rand"
 	"sync"
 	"time"
@@ -30,54 +29,26 @@ type SyncerImpl struct {
 
 // Sync: Sync random nodes
 func (s *SyncerImpl) Sync(meshId string) error {
+	if !s.manager.HasChanges(meshId) && s.infectionCount == 0 {
+		logging.Log.WriteInfof("No changes for %s", meshId)
+		return nil
+	}
+
 	logging.Log.WriteInfof("UPDATING WG CONF")
+
+	s.manager.GetRouteManager().UpdateRoutes()
 	err := s.manager.ApplyConfig()
 
 	if err != nil {
 		logging.Log.WriteInfof("Failed to update config %w", err)
 	}
 
-	if !s.manager.HasChanges(meshId) && s.infectionCount == 0 {
-		logging.Log.WriteInfof("No changes for %s", meshId)
-		return nil
-	}
+	publicKey := s.manager.GetPublicKey()
 
-	theMesh := s.manager.GetMesh(meshId)
+	logging.Log.WriteInfof(publicKey.String())
 
-	if theMesh == nil {
-		return errors.New("the provided mesh does not exist")
-	}
-
-	snapshot, err := theMesh.GetMesh()
-
-	if err != nil {
-		return err
-	}
-
-	nodes := snapshot.GetNodes()
-
-	if len(nodes) <= 1 {
-		return nil
-	}
-
-	self, err := s.manager.GetSelf(meshId)
-
-	if err != nil {
-		return err
-	}
-
-	excludedNodes := map[string]struct{}{
-		self.GetHostEndpoint(): {},
-	}
-	meshNodes := lib.MapValuesWithExclude(nodes, excludedNodes)
-
-	getNames := func(node mesh.MeshNode) string {
-		return node.GetHostEndpoint()
-	}
-
-	nodeNames := lib.Map(meshNodes, getNames)
-
-	neighbours := s.cluster.GetNeighbours(nodeNames, self.GetHostEndpoint())
+	nodeNames := s.manager.GetMesh(meshId).GetPeers()
+	neighbours := s.cluster.GetNeighbours(nodeNames, publicKey.String())
 	randomSubset := lib.RandomSubsetOfLength(neighbours, s.conf.BranchRate)
 
 	for _, node := range randomSubset {
@@ -86,9 +57,9 @@ func (s *SyncerImpl) Sync(meshId string) error {
 
 	before := time.Now()
 
-	if len(meshNodes) > s.conf.ClusterSize && rand.Float64() < s.conf.InterClusterChance {
+	if len(nodeNames) > s.conf.ClusterSize && rand.Float64() < s.conf.InterClusterChance {
 		logging.Log.WriteInfof("Sending to random cluster")
-		interCluster := s.cluster.GetInterCluster(nodeNames, self.GetHostEndpoint())
+		interCluster := s.cluster.GetInterCluster(nodeNames, publicKey.String())
 		randomSubset = append(randomSubset, interCluster)
 	}
 
@@ -99,7 +70,14 @@ func (s *SyncerImpl) Sync(meshId string) error {
 
 		go func(i int) error {
 			defer waitGroup.Done()
-			err := s.requester.SyncMesh(meshId, randomSubset[i])
+
+			correspondingPeer := s.manager.GetNode(meshId, randomSubset[i])
+
+			if correspondingPeer == nil {
+				logging.Log.WriteErrorf("node %s does not exist", randomSubset[i])
+			}
+
+			err := s.requester.SyncMesh(meshId, correspondingPeer.GetHostEndpoint())
 			return err
 		}(index)
 	}
@@ -107,7 +85,7 @@ func (s *SyncerImpl) Sync(meshId string) error {
 	waitGroup.Wait()
 
 	s.syncCount++
-	logging.Log.WriteInfof("SYNC TIME: %v", time.Now().Sub(before))
+	logging.Log.WriteInfof("SYNC TIME: %v", time.Since(before))
 	logging.Log.WriteInfof("SYNC COUNT: %d", s.syncCount)
 
 	s.infectionCount = ((s.conf.InfectionCount + s.infectionCount - 1) % s.conf.InfectionCount)
@@ -116,7 +94,7 @@ func (s *SyncerImpl) Sync(meshId string) error {
 
 // SyncMeshes: Sync all meshes
 func (s *SyncerImpl) SyncMeshes() error {
-	for meshId, _ := range s.manager.GetMeshes() {
+	for meshId := range s.manager.GetMeshes() {
 		err := s.Sync(meshId)
 
 		if err != nil {

pkg/sync/syncrequester.go

@@ -50,7 +50,6 @@ func (s *SyncRequesterImpl) GetMesh(meshId string, ifName string, port int, endP
 
 	err = s.server.MeshManager.AddMesh(&mesh.AddMeshParams{
 		MeshId:    meshId,
-		DevName:   ifName,
 		WgPort:    port,
 		MeshBytes: reply.Mesh,
 	})

pkg/sync/syncscheduler.go

@@ -5,20 +5,6 @@ import (
 	"github.com/tim-beatham/wgmesh/pkg/lib"
 )
 
-// SyncScheduler: Loops through all nodes in the mesh and runs a schedule to
-// sync each event
-type SyncScheduler interface {
-	Run() error
-	Stop() error
-}
-
-// SyncSchedulerImpl scheduler for sync scheduling
-type SyncSchedulerImpl struct {
-	quit   chan struct{}
-	server *ctrlserver.MeshCtrlServer
-	syncer Syncer
-}
-
 // Run implements SyncScheduler.
 func syncFunction(syncer Syncer) lib.TimerFunc {
 	return func() error {
@@ -26,7 +12,6 @@ func syncFunction(syncer Syncer) lib.TimerFunc {
 	}
 }
 
-func NewSyncScheduler(s *ctrlserver.MeshCtrlServer, syncRequester SyncRequester) *lib.Timer {
-	syncer := NewSyncer(s.MeshManager, s.Conf, syncRequester)
+func NewSyncScheduler(s *ctrlserver.MeshCtrlServer, syncRequester SyncRequester, syncer Syncer) *lib.Timer {
 	return lib.NewTimer(syncFunction(syncer), int(s.Conf.SyncRate))
 }

pkg/sync/syncservice.go

@@ -64,11 +64,11 @@ func (s *SyncServiceImpl) SyncMesh(stream rpc.SyncService_SyncMeshServer) error
 
 			syncer = mesh.GetSyncer()
 		} else if meshId != in.MeshId {
-			return errors.New("Differing MeshIDs")
+			return errors.New("differing meshids")
 		}
 
 		if syncer == nil {
-			return errors.New("Syncer should not be nil")
+			return errors.New("syncer should not be nil")
 		}
 
 		msg, moreMessages := syncer.GenerateMessage()

pkg/timers/timers.go

@@ -1,12 +1,14 @@
-package timestamp
+package timer
 
 import (
 	"github.com/tim-beatham/wgmesh/pkg/ctrlserver"
 	"github.com/tim-beatham/wgmesh/pkg/lib"
+	logging "github.com/tim-beatham/wgmesh/pkg/log"
 )
 
 func NewTimestampScheduler(ctrlServer *ctrlserver.MeshCtrlServer) lib.Timer {
 	timerFunc := func() error {
+		logging.Log.WriteInfof("Updated Timestamp")
 		return ctrlServer.MeshManager.UpdateTimeStamp()
 	}
 

pkg/wg/stubs.go

@@ -2,8 +2,8 @@ package wg
 
 type WgInterfaceManipulatorStub struct{}
 
-func (i *WgInterfaceManipulatorStub) CreateInterface(params *CreateInterfaceParams) error {
-	return nil
+func (i *WgInterfaceManipulatorStub) CreateInterface(port int) (string, error) {
+	return "", nil
 }
 
 func (i *WgInterfaceManipulatorStub) AddAddress(ifName string, addr string) error {

pkg/wg/types.go

@@ -1,5 +1,7 @@
 package wg
 
+import "golang.zx2c4.com/wireguard/wgctrl/wgtypes"
+
 type WgError struct {
 	msg string
 }
@@ -8,14 +10,9 @@ func (m *WgError) Error() string {
 	return m.msg
 }
 
-type CreateInterfaceParams struct {
-	IfName string
-	Port   int
-}
-
 type WgInterfaceManipulator interface {
 	// CreateInterface creates a WireGuard interface
-	CreateInterface(params *CreateInterfaceParams) error
+	CreateInterface(port int, privateKey *wgtypes.Key) (string, error)
 	// AddAddress adds an address to the given interface name
 	AddAddress(ifName string, addr string) error
 	// RemoveInterface removes the specified interface

pkg/wg/wg.go

@@ -1,6 +1,9 @@
 package wg
 
 import (
+	"crypto"
+	"crypto/rand"
+	"encoding/base64"
 	"fmt"
 
 	"github.com/tim-beatham/wgmesh/pkg/lib"
@@ -13,40 +16,48 @@ type WgInterfaceManipulatorImpl struct {
 	client *wgctrl.Client
 }
 
+const hashLength = 6
+
 // CreateInterface creates a WireGuard interface
-func (m *WgInterfaceManipulatorImpl) CreateInterface(params *CreateInterfaceParams) error {
+func (m *WgInterfaceManipulatorImpl) CreateInterface(port int, privKey *wgtypes.Key) (string, error) {
 	rtnl, err := lib.NewRtNetlinkConfig()
 
 	if err != nil {
-		return fmt.Errorf("failed to access link: %w", err)
+		return "", fmt.Errorf("failed to access link: %w", err)
 	}
 	defer rtnl.Close()
 
-	err = rtnl.CreateLink(params.IfName)
+	randomBuf := make([]byte, 32)
+	_, err = rand.Read(randomBuf)
 
 	if err != nil {
-		return fmt.Errorf("failed to create link: %w", err)
+		return "", err
 	}
 
-	privateKey, err := wgtypes.GeneratePrivateKey()
+	md5 := crypto.MD5.New().Sum(randomBuf)
+
+	md5Str := fmt.Sprintf("wg%s", base64.StdEncoding.EncodeToString(md5)[:hashLength])
+
+	err = rtnl.CreateLink(md5Str)
 
 	if err != nil {
-		return fmt.Errorf("failed to create private key: %w", err)
+		return "", fmt.Errorf("failed to create link: %w", err)
 	}
 
 	var cfg wgtypes.Config = wgtypes.Config{
-		PrivateKey: &privateKey,
-		ListenPort: &params.Port,
+		PrivateKey: privKey,
+		ListenPort: &port,
 	}
 
-	err = m.client.ConfigureDevice(params.IfName, cfg)
+	err = m.client.ConfigureDevice(md5Str, cfg)
 
 	if err != nil {
-		return fmt.Errorf("failed to configure dev: %w", err)
+		m.RemoveInterface(md5Str)
+		return "", fmt.Errorf("failed to configure dev: %w", err)
 	}
 
-	logging.Log.WriteInfof("ip link set up dev %s type wireguard", params.IfName)
-	return nil
+	logging.Log.WriteInfof("ip link set up dev %s type wireguard", md5Str)
+	return md5Str, nil
 }
 
 // Add an address to the given interface

pkg/what8words/what8words.go

@@ -0,0 +1,92 @@
+// Package to convert an IPV6 addres into 8 words
+package what8words
+
+import (
+	"bufio"
+	"bytes"
+	"fmt"
+	"net"
+	"os"
+	"strings"
+)
+
+type What8Words struct {
+	words []string
+}
+
+// Convert implements What8Words.
+func (w *What8Words) Convert(ipStr string) (string, error) {
+	ip, ipNet, err := net.ParseCIDR(ipStr)
+
+	if err != nil {
+		return "", err
+	}
+
+	ip16 := ip.To16()
+
+	if ip16 == nil {
+		return "", fmt.Errorf("cannot convert ip to 16 representation")
+	}
+
+	representation := make([]string, 7)
+
+	for i := 2; i <= net.IPv6len-2; i += 2 {
+		word1 := w.words[ip16[i]]
+		word2 := w.words[ip16[i+1]]
+
+		representation[i/2-1] = fmt.Sprintf("%s-%s", word1, word2)
+	}
+
+	prefixSize, _ := ipNet.Mask.Size()
+	return strings.Join(representation[:prefixSize/16-1], "."), nil
+}
+
+// Convert implements What8Words.
+func (w *What8Words) ConvertIdentifier(ipStr string) (string, error) {
+	ip, err := w.Convert(ipStr)
+
+	if err != nil {
+		return "", err
+	}
+
+	constituents := strings.Split(ip, ".")
+
+	return strings.Join(constituents[3:], "."), nil
+}
+func NewWhat8Words(pathToWords string) (*What8Words, error) {
+	words, err := ReadWords(pathToWords)
+
+	if err != nil {
+		return nil, err
+	}
+
+	return &What8Words{words: words}, nil
+}
+
+// ReadWords reads the what 8 words txt file
+func ReadWords(wordFile string) ([]string, error) {
+	f, err := os.ReadFile(wordFile)
+
+	if err != nil {
+		return nil, err
+	}
+
+	words := make([]string, 257)
+
+	reader := bufio.NewScanner(bytes.NewReader(f))
+
+	counter := 0
+
+	for reader.Scan() && counter <= len(words) {
+		text := reader.Text()
+
+		words[counter] = text
+		counter++
+
+		if reader.Err() != nil {
+			return nil, reader.Err()
+		}
+	}
+
+	return words, nil
+}