peer update functionality

This commit is contained in:
afeiszli 2021-04-05 18:09:21 -04:00
parent 93d7219bf2
commit 3ca3a3e172
9 changed files with 207 additions and 64 deletions

View file

@ -175,6 +175,7 @@ func UpdateNode(nodechange models.Node, node models.Node) (models.Node, error) {
}
if nodechange.PublicKey != "" {
node.PublicKey = nodechange.PublicKey
node.KeyUpdateTimeStamp = time.Now().Unix()
notifygroup = true
}
@ -195,6 +196,7 @@ func UpdateNode(nodechange models.Node, node models.Node) (models.Node, error) {
{"password", node.Password},
{"listenport", node.ListenPort},
{"publickey", node.PublicKey},
{"keyupdatetimestamp", node.KeyUpdateTimeStamp},
{"endpoint", node.Endpoint},
{"postup", node.PostUp},
{"preup", node.PreUp},
@ -307,7 +309,7 @@ func CreateNode(node models.Node, groupName string) (models.Node, error) {
node.SetDefaultName()
node.SetLastCheckIn()
node.SetLastPeerUpdate()
node.KeyUpdateTimeStamp = time.Now().Unix()
//Create a JWT for the node
tokenString, _ := functions.CreateJWT(node.MacAddress, groupName)
@ -366,7 +368,9 @@ func NodeCheckIn(node models.Node, groupName string) (models.CheckInResponse, er
grouplm := parentgroup.GroupLastModified
peerslm := parentgroup.NodesLastModified
peerlistlm := parentnode.LastPeerUpdate
gkeyupdate := parentgroup.KeyUpdateTimeStamp
nkeyupdate := parentnode.KeyUpdateTimeStamp
peerlistlm := parentnode.LastPeerUpdate
parentnodelm := parentnode.LastModified
parentnodelastcheckin := parentnode.LastCheckIn
@ -380,6 +384,9 @@ func NodeCheckIn(node models.Node, groupName string) (models.CheckInResponse, er
if peerlistlm < peerslm {
response.NeedPeerUpdate = true
}
if nkeyupdate < gkeyupdate {
response.NeedKeyUpdate = true
}
/*
if postchanges {
parentnode, err = UpdateNode(node, parentnode)

View file

@ -21,6 +21,7 @@ import (
func groupHandlers(r *mux.Router) {
r.HandleFunc("/api/groups", securityCheck(http.HandlerFunc(getGroups))).Methods("GET")
r.HandleFunc("/api/groups", securityCheck(http.HandlerFunc(createGroup))).Methods("POST")
r.HandleFunc("/api/groups/{groupname}/keyupdate", securityCheck(http.HandlerFunc(keyUpdate))).Methods("POST")
r.HandleFunc("/api/groups/{groupname}", securityCheck(http.HandlerFunc(getGroup))).Methods("GET")
r.HandleFunc("/api/groups/{groupname}/numnodes", securityCheck(http.HandlerFunc(getGroupNodeNumber))).Methods("GET")
r.HandleFunc("/api/groups/{groupname}", securityCheck(http.HandlerFunc(updateGroup))).Methods("PUT")
@ -193,6 +194,59 @@ func getGroup(w http.ResponseWriter, r *http.Request) {
json.NewEncoder(w).Encode(group)
}
func keyUpdate(w http.ResponseWriter, r *http.Request) {
w.Header().Set("Content-Type", "application/json")
var params = mux.Vars(r)
var group models.Group
group, err := functions.GetParentGroup(params["groupname"])
if err != nil {
return
}
group.KeyUpdateTimeStamp = time.Now().Unix()
collection := mongoconn.Client.Database("netmaker").Collection("groups")
ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
filter := bson.M{"nameid": params["groupname"]}
// prepare update model.
update := bson.D{
{"$set", bson.D{
{"addressrange", group.AddressRange},
{"displayname", group.DisplayName},
{"defaultlistenport", group.DefaultListenPort},
{"defaultpostup", group.DefaultPostUp},
{"defaultpreup", group.DefaultPreUp},
{"defaultkeepalive", group.DefaultKeepalive},
{"keyupdatetimestamp", group.KeyUpdateTimeStamp},
{"defaultsaveconfig", group.DefaultSaveConfig},
{"defaultinterface", group.DefaultInterface},
{"nodeslastmodified", group.NodesLastModified},
{"grouplastmodified", group.GroupLastModified},
{"allowmanualsignup", group.AllowManualSignUp},
{"defaultcheckininterval", group.DefaultCheckInInterval},
}},
}
errN := collection.FindOneAndUpdate(ctx, filter, update).Decode(&group)
defer cancel()
if errN != nil {
mongoconn.GetError(errN, w)
fmt.Println(errN)
return
}
json.NewEncoder(w).Encode(group)
}
//Update a group
func updateGroup(w http.ResponseWriter, r *http.Request) {
@ -405,6 +459,7 @@ func createGroup(w http.ResponseWriter, r *http.Request) {
group.SetDefaults()
group.SetNodesLastModified()
group.SetGroupLastModified()
group.KeyUpdateTimeStamp = time.Now().Unix()
collection := mongoconn.Client.Database("netmaker").Collection("groups")

View file

@ -172,6 +172,7 @@ func (s *NodeServiceServer) CheckIn(ctx context.Context, req *nodepb.CheckInReq)
Success: checkinresponse.Success,
Needpeerupdate: checkinresponse.NeedPeerUpdate,
Needconfigupdate: checkinresponse.NeedConfigUpdate,
Needkeyupdate: checkinresponse.NeedKeyUpdate,
Nodemessage: checkinresponse.NodeMessage,
Ispending: checkinresponse.IsPending,
},

View file

@ -311,6 +311,7 @@ type CheckInResponse struct {
Needconfigupdate bool `protobuf:"varint,3,opt,name=needconfigupdate,proto3" json:"needconfigupdate,omitempty"`
Nodemessage string `protobuf:"bytes,4,opt,name=nodemessage,proto3" json:"nodemessage,omitempty"`
Ispending bool `protobuf:"varint,5,opt,name=ispending,proto3" json:"ispending,omitempty"`
Needkeyupdate bool `protobuf:"varint,6,opt,name=needkeyupdate,proto3" json:"needkeyupdate,omitempty"`
XXX_NoUnkeyedLiteral struct{} `json:"-"`
XXX_unrecognized []byte `json:"-"`
XXX_sizecache int32 `json:"-"`
@ -376,6 +377,13 @@ func (m *CheckInResponse) GetIspending() bool {
return false
}
func (m *CheckInResponse) GetNeedkeyupdate() bool {
if m != nil {
return m.Needkeyupdate
}
return false
}
type PeersResponse struct {
Publickey string `protobuf:"bytes,5,opt,name=publickey,proto3" json:"publickey,omitempty"`
Endpoint string `protobuf:"bytes,6,opt,name=endpoint,proto3" json:"endpoint,omitempty"`
@ -970,56 +978,57 @@ func init() {
func init() { proto.RegisterFile("grpc/node.proto", fileDescriptor_d13bd996b67da4ef) }
var fileDescriptor_d13bd996b67da4ef = []byte{
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}

View file

@ -49,6 +49,7 @@ message CheckInResponse {
bool needconfigupdate = 3;
string nodemessage = 4;
bool ispending = 5;
bool needkeyupdate = 6;
}
message PeersResponse {

View file

@ -19,6 +19,7 @@ type Group struct {
DefaultListenPort int32 `json:"defaultlistenport,omitempty" bson:"defaultlistenport,omitempty" validate:"omitempty,numeric,min=1024,max=65535"`
DefaultPostUp string `json:"defaultpostup" bson:"defaultpostup"`
DefaultPreUp string `json:"defaultpreup" bson:"defaultpreup"`
KeyUpdateTimeStamp int64 `json:"keyupdatetimestamp" bson:"keyupdatetimestamp"`
DefaultKeepalive int32 `json:"defaultkeepalive" bson:"defaultkeepalive" validate: "omitempty,numeric,max=1000"`
DefaultSaveConfig *bool `json:"defaultsaveconfig" bson:"defaultsaveconfig"`
AccessKeys []AccessKey `json:"accesskeys" bson:"accesskeys"`

View file

@ -31,6 +31,7 @@ type Node struct {
AccessKey string `json:"accesskey" bson:"accesskey"`
Interface string `json:"interface" bson:"interface"`
LastModified int64 `json:"lastmodified" bson:"lastmodified"`
KeyUpdateTimeStamp int64 `json:"keyupdatetimestamp" bson:"keyupdatetimestamp"`
LastPeerUpdate int64 `json:"lastpeerupdate" bson:"lastpeerupdate"`
LastCheckIn int64 `json:"lastcheckin" bson:"lastcheckin"`
MacAddress string `json:"macaddress" bson:"macaddress" validate:"required,macaddress_valid,macaddress_unique"`

View file

@ -84,6 +84,7 @@ type CheckInResponse struct{
Success bool `json:"success" bson:"success"`
NeedPeerUpdate bool `json:"needpeerupdate" bson:"needpeerupdate"`
NeedConfigUpdate bool `json:"needconfigupdate" bson:"needconfigupdate"`
NeedKeyUpdate bool `json:"needkeyupdate" bson:"needkeyupdate"`
NodeMessage string `json:"nodemessage" bson:"nodemessage"`
IsPending bool `json:"ispending" bson:"ispending"`
}

View file

@ -440,15 +440,7 @@ func getMacAddr() ([]string, error) {
}
return as, nil
}
/*
func read(macaddress string, group string) error {
//this would be used for retrieving state as set by the server.
}
func checkLocalConfigChange() error {
}
*/
func initWireguard(node *nodepb.Node, privkey string, peers []wgtypes.PeerConfig) error {
@ -586,6 +578,71 @@ func initWireguard(node *nodepb.Node, privkey string, peers []wgtypes.PeerConfig
return err
}
func setWGKeyConfig(network string, serveraddr string) error {
ctx := context.Background()
var header metadata.MD
var wcclient nodepb.NodeServiceClient
var requestOpts grpc.DialOption
requestOpts = grpc.WithInsecure()
conn, err := grpc.Dial(serveraddr, requestOpts)
if err != nil {
fmt.Printf("Cant dial GRPC server: %v", err)
return err
}
wcclient = nodepb.NewNodeServiceClient(conn)
fmt.Println("Authenticating with GRPC Server")
ctx, err = SetJWT(wcclient, network)
if err != nil {
fmt.Printf("Failed to authenticate: %v", err)
return err
}
fmt.Println("Authenticated")
node := getNode(network)
privatekey, err := wgtypes.GeneratePrivateKey()
if err != nil {
return err
}
privkeystring := privatekey.String()
publickey := privatekey.PublicKey()
node.Publickey = publickey.String()
err = storePrivKey(privkeystring)
if err != nil {
return err
}
err = modConfig(&node)
if err != nil {
return err
}
postnode := getNode(network)
req := &nodepb.UpdateNodeReq{
Node: &postnode,
}
_, err = wcclient.UpdateNode(ctx, req, grpc.Header(&header))
if err != nil {
return err
}
err = setWGConfig(network)
if err != nil {
return err
log.Fatalf("Error: %v", err)
}
return err
}
func setWGConfig(network string) error {
cfg, err := config.ReadConfig(network)
@ -615,12 +672,12 @@ func setWGConfig(network string) error {
func storePrivKey(key string) error{
d1 := []byte(key)
err := ioutil.WriteFile("/root/.wckey", d1, 0644)
err := ioutil.WriteFile("/etc/netclient/wgkey", d1, 0644)
return err
}
func retrievePrivKey() (string, error) {
dat, err := ioutil.ReadFile("/root/.wckey")
dat, err := ioutil.ReadFile("/etc/netclient/wgkey")
return string(dat), err
}
@ -852,6 +909,16 @@ func CheckIn(network string) error {
}
setupcheck = false
}
if checkinres.Checkinresponse.Needkeyupdate {
fmt.Println("Server has requested that node update key pairs.")
fmt.Println("Proceeding to re-generate key pairs for Wiregard.")
err = setWGKeyConfig(network, servercfg.Address)
if err != nil {
return err
log.Fatalf("Unable to process reset keys request: %v", err)
}
setupcheck = false
}
if checkinres.Checkinresponse.Needpeerupdate {
fmt.Println("Server has requested that node update peer list.")
fmt.Println("Updating peer list from remote server.")