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http based pong_msg

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This commit is contained in:
Kusakabe Si 2021-12-02 17:13:48 +00:00
parent c4ce0d0d36
commit c1133c9a69
41 changed files with 1214 additions and 724 deletions
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12
.vscode/launch.json vendored
View File

@ -5,7 +5,7 @@
"version": "0.2.0",
"configurations": [
{
"name": "Launch Package",
"name": "Launch Super",
"type": "go",
"request": "launch",
"mode": "auto",
@ -13,6 +13,16 @@
"buildFlags": "-tags 'novpp'",
"env": {"CGO_CFLAGS":"-I/usr/include/memif"},
"args":["-config","example_config/super_mode/s1.yaml","-mode","super"/*,"-example"*/],
},
{
"name": "Launch Edge",
"type": "go",
"request": "launch",
"mode": "auto",
"program": "${workspaceFolder}",
"buildFlags": "-tags 'novpp'",
"env": {"CGO_CFLAGS":"-I/usr/include/memif"},
"args":["-config","example_config/super_mode/n1.yaml","-mode","edge"/*,"-example"*/],
}
]
}

2
conn/bind_windows.go
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@ -16,7 +16,7 @@ import (
"golang.org/x/sys/windows"
"github.com/KusakabeSi/EtherGuardVPN/conn/winrio"
"github.com/KusakabeSi/EtherGuard-VPN/conn/winrio"
)
const (

2
conn/bindtest/bindtest.go
View File

@ -12,7 +12,7 @@ import (
"os"
"strconv"
"github.com/KusakabeSi/EtherGuardVPN/conn"
"github.com/KusakabeSi/EtherGuard-VPN/conn"
)
type ChannelBind struct {

2
device/bind_test.go
View File

@ -8,7 +8,7 @@ package device
import (
"errors"
"github.com/KusakabeSi/EtherGuardVPN/conn"
"github.com/KusakabeSi/EtherGuard-VPN/conn"
)
type DummyDatagram struct {

2
device/cookie.go
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@ -11,7 +11,7 @@ import (
"sync"
"time"
"github.com/KusakabeSi/EtherGuardVPN/path"
"github.com/KusakabeSi/EtherGuard-VPN/path"
"golang.org/x/crypto/blake2s"
"golang.org/x/crypto/chacha20poly1305"
)

62
device/device.go
View File

@ -9,18 +9,19 @@ import (
"bytes"
"encoding/base64"
"errors"
"fmt"
"net"
"runtime"
"sync"
"sync/atomic"
"time"
"github.com/KusakabeSi/EtherGuardVPN/config"
"github.com/KusakabeSi/EtherGuardVPN/conn"
"github.com/KusakabeSi/EtherGuardVPN/path"
"github.com/KusakabeSi/EtherGuardVPN/ratelimiter"
"github.com/KusakabeSi/EtherGuardVPN/rwcancel"
"github.com/KusakabeSi/EtherGuardVPN/tap"
"github.com/KusakabeSi/EtherGuard-VPN/conn"
"github.com/KusakabeSi/EtherGuard-VPN/mtypes"
"github.com/KusakabeSi/EtherGuard-VPN/path"
"github.com/KusakabeSi/EtherGuard-VPN/ratelimiter"
"github.com/KusakabeSi/EtherGuard-VPN/rwcancel"
"github.com/KusakabeSi/EtherGuard-VPN/tap"
fixed_time_cache "github.com/KusakabeSi/go-cache"
)
@ -67,7 +68,7 @@ type Device struct {
peers struct {
sync.RWMutex // protects keyMap
keyMap map[NoisePublicKey]*Peer
IDMap map[config.Vertex]*Peer
IDMap map[mtypes.Vertex]*Peer
SuperPeer map[NoisePublicKey]*Peer
Peer_state [32]byte
LocalV4 net.IP
@ -77,13 +78,13 @@ type Device struct {
ResetConnInterval float64
EdgeConfigPath string
EdgeConfig *config.EdgeConfig
EdgeConfig *mtypes.EdgeConfig
SuperConfigPath string
SuperConfig *config.SuperConfig
SuperConfig *mtypes.SuperConfig
Event_server_register chan path.RegisterMsg
Event_server_pong chan path.PongMsg
Event_save_config chan struct{}
Event_server_register chan mtypes.RegisterMsg
Event_server_pong chan mtypes.PongMsg
Event_save_config chan struct{}
Event_Supernode_OK chan struct{}
@ -91,17 +92,20 @@ type Device struct {
cookieChecker CookieChecker
IsSuperNode bool
ID config.Vertex
ID mtypes.Vertex
DefaultTTL uint8
graph *path.IG
l2fib sync.Map
fibTimeout float64
LogLevel config.LoggerInfo
DRoute config.DynamicRouteInfo
LogLevel mtypes.LoggerInfo
DRoute mtypes.DynamicRouteInfo
DupData fixed_time_cache.Cache
Version string
AdditionalCost float64
HttpPostCount uint64
JWTSecret mtypes.JWTSecret
pool struct {
messageBuffers *WaitPool
inboundElements *WaitPool
@ -120,12 +124,12 @@ type Device struct {
}
ipcMutex sync.RWMutex
closed chan struct{}
closed chan int
log *Logger
}
type IdAndTime struct {
ID config.Vertex
ID mtypes.Vertex
Time time.Time
}
@ -172,7 +176,7 @@ func removePeerLocked(device *Device, peer *Peer, key NoisePublicKey) {
// remove from peer map
id := peer.ID
delete(device.peers.keyMap, key)
if id == config.SuperNodeMessage {
if id == mtypes.SuperNodeMessage {
delete(device.peers.SuperPeer, key)
} else {
delete(device.peers.IDMap, id)
@ -320,10 +324,10 @@ func (device *Device) SetPrivateKey(sk NoisePrivateKey) error {
return nil
}
func NewDevice(tapDevice tap.Device, id config.Vertex, bind conn.Bind, logger *Logger, graph *path.IG, IsSuperNode bool, configpath string, econfig *config.EdgeConfig, sconfig *config.SuperConfig, superevents *path.SUPER_Events, version string) *Device {
func NewDevice(tapDevice tap.Device, id mtypes.Vertex, bind conn.Bind, logger *Logger, graph *path.IG, IsSuperNode bool, configpath string, econfig *mtypes.EdgeConfig, sconfig *mtypes.SuperConfig, superevents *mtypes.SUPER_Events, version string) *Device {
device := new(Device)
device.state.state = uint32(deviceStateDown)
device.closed = make(chan struct{})
device.closed = make(chan int)
device.log = logger
device.net.bind = bind
device.tap.device = tapDevice
@ -334,12 +338,13 @@ func NewDevice(tapDevice tap.Device, id config.Vertex, bind conn.Bind, logger *L
}
device.tap.mtu = int32(mtu)
device.peers.keyMap = make(map[NoisePublicKey]*Peer)
device.peers.IDMap = make(map[config.Vertex]*Peer)
device.peers.IDMap = make(map[mtypes.Vertex]*Peer)
device.peers.SuperPeer = make(map[NoisePublicKey]*Peer)
device.IsSuperNode = IsSuperNode
device.ID = id
device.graph = graph
device.Version = version
device.JWTSecret = mtypes.ByteSlice2Byte32(mtypes.RandomBytes(32, []byte(fmt.Sprintf("%v", time.Now()))))
device.rate.limiter.Init()
device.indexTable.Init()
@ -371,6 +376,7 @@ func NewDevice(tapDevice tap.Device, id config.Vertex, bind conn.Bind, logger *L
go device.RoutineResetConn()
go device.RoutineClearL2FIB()
go device.RoutineRecalculateNhTable()
go device.RoutinePostPeerInfo()
}
// create queues
@ -398,9 +404,9 @@ func NewDevice(tapDevice tap.Device, id config.Vertex, bind conn.Bind, logger *L
return device
}
func (device *Device) LookupPeerIDAtConfig(pk NoisePublicKey) (ID config.Vertex, err error) {
func (device *Device) LookupPeerIDAtConfig(pk NoisePublicKey) (ID mtypes.Vertex, err error) {
if device.IsSuperNode {
var peerlist []config.SuperPeerInfo
var peerlist []mtypes.SuperPeerInfo
if device.SuperConfig == nil {
return 0, errors.New("Superconfig is nil")
}
@ -412,7 +418,7 @@ func (device *Device) LookupPeerIDAtConfig(pk NoisePublicKey) (ID config.Vertex,
}
}
} else {
var peerlist []config.PeerInfo
var peerlist []mtypes.PeerInfo
if device.EdgeConfig == nil {
return 0, errors.New("EdgeConfig is nil")
}
@ -491,7 +497,7 @@ func Str2PSKey(k string) (pk NoisePresharedKey, err error) {
return
}
func (device *Device) GetConnurl(v config.Vertex) string {
func (device *Device) GetConnurl(v mtypes.Vertex) string {
if peer, has := device.peers.IDMap[v]; has {
if peer.endpoint != nil {
return peer.endpoint.DstToString()
@ -500,7 +506,7 @@ func (device *Device) GetConnurl(v config.Vertex) string {
return ""
}
func (device *Device) RemovePeerByID(id config.Vertex) {
func (device *Device) RemovePeerByID(id mtypes.Vertex) {
device.peers.Lock()
defer device.peers.Unlock()
peer, ok := device.peers.IDMap[id]
@ -529,7 +535,7 @@ func (device *Device) RemoveAllPeers() {
}
device.peers.keyMap = make(map[NoisePublicKey]*Peer)
device.peers.IDMap = make(map[config.Vertex]*Peer)
device.peers.IDMap = make(map[mtypes.Vertex]*Peer)
}
func (device *Device) Close() {
@ -562,7 +568,7 @@ func (device *Device) Close() {
close(device.closed)
}
func (device *Device) Wait() chan struct{} {
func (device *Device) Wait() chan int {
return device.closed
}

2
device/keypair.go
View File

@ -12,7 +12,7 @@ import (
"time"
"unsafe"
"github.com/KusakabeSi/EtherGuardVPN/replay"
"github.com/KusakabeSi/EtherGuard-VPN/replay"
)
/* Due to limitations in Go and /x/crypto there is currently

4
device/noise-protocol.go
View File

@ -15,8 +15,8 @@ import (
"golang.org/x/crypto/chacha20poly1305"
"golang.org/x/crypto/poly1305"
"github.com/KusakabeSi/EtherGuardVPN/path"
"github.com/KusakabeSi/EtherGuardVPN/tai64n"
"github.com/KusakabeSi/EtherGuard-VPN/path"
"github.com/KusakabeSi/EtherGuard-VPN/tai64n"
)
type handshakeState int

40
device/peer.go
View File

@ -16,9 +16,9 @@ import (
"sync/atomic"
"time"
"github.com/KusakabeSi/EtherGuardVPN/config"
"github.com/KusakabeSi/EtherGuardVPN/conn"
"github.com/KusakabeSi/EtherGuardVPN/path"
"github.com/KusakabeSi/EtherGuard-VPN/conn"
"github.com/KusakabeSi/EtherGuard-VPN/mtypes"
"github.com/KusakabeSi/EtherGuard-VPN/path"
"gopkg.in/yaml.v2"
)
@ -45,16 +45,19 @@ func NewEndpoint_trylist(peer *Peer, timeout time.Duration) *endpoint_trylist {
}
}
func (et *endpoint_trylist) UpdateSuper(urls map[string]float64) {
func (et *endpoint_trylist) UpdateSuper(urls mtypes.API_connurl, UseLocalIP bool) {
et.Lock()
defer et.Unlock()
newmap_super := make(map[string]*endpoint_tryitem)
if len(urls) == 0 {
if urls.IsEmpty() {
if et.peer.device.LogLevel.LogInternal {
fmt.Println(fmt.Sprintf("Internal: Peer %v : Reset trylist(super) %v", et.peer.ID.ToString(), "nil"))
}
}
for url, it := range urls {
for url, it := range urls.GetList(UseLocalIP) {
if url == "" {
continue
}
_, err := conn.LookupIP(url, 0)
if err != nil {
if et.peer.device.LogLevel.LogInternal {
@ -149,10 +152,13 @@ type Peer struct {
device *Device
endpoint conn.Endpoint
endpoint_trylist *endpoint_trylist
LastPingReceived time.Time
LastPacketReceivedAdd1Sec atomic.Value // *time.Time
SingleWayLatency float64
stopping sync.WaitGroup // routines pending stop
ID config.Vertex
ID mtypes.Vertex
AskedForNeighbor bool
StaticConn bool //if true, this peer will not write to config file when roaming, and the endpoint will be reset periodically
ConnURL string
@ -197,15 +203,15 @@ type Peer struct {
persistentKeepaliveInterval uint32 // accessed atomically
}
func (device *Device) NewPeer(pk NoisePublicKey, id config.Vertex, isSuper bool) (*Peer, error) {
func (device *Device) NewPeer(pk NoisePublicKey, id mtypes.Vertex, isSuper bool) (*Peer, error) {
if isSuper == false {
if id < config.Special_NodeID {
if id < mtypes.Special_NodeID {
//pass check
} else {
return nil, errors.New(fmt.Sprint("ID ", uint32(id), " is a special NodeID"))
}
} else {
if id == config.SuperNodeMessage {
if id == mtypes.SuperNodeMessage {
//pass check
} else {
return nil, errors.New(fmt.Sprint("ID", uint32(id), "is not a supernode NodeID"))
@ -233,12 +239,14 @@ func (device *Device) NewPeer(pk NoisePublicKey, id config.Vertex, isSuper bool)
fmt.Println("Internal: Create peer with ID : " + id.ToString() + " and PubKey:" + pk.ToString())
}
peer := new(Peer)
peer.LastPacketReceivedAdd1Sec.Store(&time.Time{})
peer.Lock()
defer peer.Unlock()
peer.cookieGenerator.Init(pk)
peer.device = device
peer.endpoint_trylist = NewEndpoint_trylist(peer, path.S2TD(device.DRoute.PeerAliveTimeout))
peer.SingleWayLatency = path.Infinity
peer.queue.outbound = newAutodrainingOutboundQueue(device)
peer.queue.inbound = newAutodrainingInboundQueue(device)
peer.queue.staged = make(chan *QueueOutboundElement, QueueStagedSize)
@ -264,7 +272,7 @@ func (device *Device) NewPeer(pk NoisePublicKey, id config.Vertex, isSuper bool)
peer.endpoint = nil
// add
if id == config.SuperNodeMessage { // To communicate with supernode
if id == mtypes.SuperNodeMessage { // To communicate with supernode
device.peers.SuperPeer[pk] = peer
device.peers.keyMap[pk] = peer
} else { // Regular peer, other edgenodes
@ -286,7 +294,7 @@ func (peer *Peer) IsPeerAlive() bool {
if peer.endpoint == nil {
return false
}
if peer.LastPingReceived.Add(PeerAliveTimeout).Before(time.Now()) {
if peer.LastPacketReceivedAdd1Sec.Load().(*time.Time).Add(PeerAliveTimeout).Before(time.Now()) {
return false
}
return true
@ -444,7 +452,7 @@ func (peer *Peer) Stop() {
}
func (peer *Peer) SetPSK(psk NoisePresharedKey) {
if peer.device.IsSuperNode == false && peer.ID < config.Special_NodeID && peer.device.DRoute.P2P.UseP2P == true {
if peer.device.IsSuperNode == false && peer.ID < mtypes.Special_NodeID && peer.device.DRoute.P2P.UseP2P == true {
peer.device.log.Verbosef("Preshared keys disabled in P2P mode.")
return
}
@ -482,7 +490,7 @@ func (peer *Peer) SetEndpointFromPacket(endpoint conn.Endpoint) {
return
}
peer.Lock()
if peer.ID == config.SuperNodeMessage {
if peer.ID == mtypes.SuperNodeMessage {
conn, err := net.Dial("udp", endpoint.DstToString())
defer conn.Close()
if err == nil {
@ -545,7 +553,7 @@ func (device *Device) SaveToConfig(peer *Peer, endpoint conn.Endpoint) {
}
}
if !foundInFile {
device.EdgeConfig.Peers = append(device.EdgeConfig.Peers, config.PeerInfo{
device.EdgeConfig.Peers = append(device.EdgeConfig.Peers, mtypes.PeerInfo{
NodeID: peer.ID,
PubKey: pubkeystr,
PSKey: pskstr,

35
device/receive.go
View File

@ -20,10 +20,10 @@ import (
"github.com/google/gopacket/layers"
"golang.org/x/crypto/chacha20poly1305"
"github.com/KusakabeSi/EtherGuardVPN/config"
"github.com/KusakabeSi/EtherGuardVPN/conn"
"github.com/KusakabeSi/EtherGuardVPN/path"
"github.com/KusakabeSi/EtherGuardVPN/tap"
"github.com/KusakabeSi/EtherGuard-VPN/conn"
"github.com/KusakabeSi/EtherGuard-VPN/mtypes"
"github.com/KusakabeSi/EtherGuard-VPN/path"
"github.com/KusakabeSi/EtherGuard-VPN/tap"
)
type QueueHandshakeElement struct {
@ -421,12 +421,17 @@ func (peer *Peer) RoutineSequentialReceiver() {
}
var EgHeader path.EgHeader
var err error
var src_nodeID config.Vertex
var dst_nodeID config.Vertex
var src_nodeID mtypes.Vertex
var dst_nodeID mtypes.Vertex
var packet_type path.Usage
should_process := false
should_receive := false
should_transfer := false
currentTime := time.Now()
storeTime := currentTime.Add(time.Second)
if currentTime.After((*peer.LastPacketReceivedAdd1Sec.Load().(*time.Time))) {
peer.LastPacketReceivedAdd1Sec.Store(&storeTime)
}
elem.Lock()
if elem.packet == nil {
// decryption failed
@ -463,26 +468,24 @@ func (peer *Peer) RoutineSequentialReceiver() {
dst_nodeID = EgHeader.GetDst()
elem.packet = elem.packet[:EgHeader.GetPacketLength()+path.EgHeaderLen] // EG header + true packet
packet_type = elem.Type
peer.LastPingReceived = time.Now()
if device.IsSuperNode {
peer.LastPingReceived = time.Now()
switch dst_nodeID {
case config.ControlMessage:
case mtypes.ControlMessage:
should_process = true
case config.SuperNodeMessage:
case mtypes.SuperNodeMessage:
should_process = true
default:
device.log.Errorf("Invalid dst_nodeID received. Check your code for bug")
}
} else {
switch dst_nodeID {
case config.Broadcast:
case mtypes.Broadcast:
should_receive = true
should_transfer = true
case config.SuperNodeMessage:
case mtypes.SuperNodeMessage:
should_process = true
case config.ControlMessage:
case mtypes.ControlMessage:
packet := elem.packet[path.EgHeaderLen:] //true packet
if device.CheckNoDup(packet) {
should_process = true
@ -514,10 +517,10 @@ func (peer *Peer) RoutineSequentialReceiver() {
device.log.Verbosef("TTL is 0 %v", dst_nodeID)
} else {
EgHeader.SetTTL(l2ttl - 1)
if dst_nodeID == config.Broadcast { //Regular transfer algorithm
if dst_nodeID == mtypes.Broadcast { //Regular transfer algorithm
device.TransitBoardcastPacket(src_nodeID, peer.ID, elem.Type, elem.packet, MessageTransportOffsetContent)
} else if dst_nodeID == config.ControlMessage { // Control Message will try send to every know node regardless the connectivity
skip_list := make(map[config.Vertex]bool)
} else if dst_nodeID == mtypes.ControlMessage { // Control Message will try send to every know node regardless the connectivity
skip_list := make(map[mtypes.Vertex]bool)
skip_list[src_nodeID] = true //Don't send to conimg peer and source peer
skip_list[peer.ID] = true
device.SpreadPacket(skip_list, elem.Type, elem.packet, MessageTransportOffsetContent)

277
device/receivesendproc.go
View File

@ -2,6 +2,7 @@ package device
import (
"bytes"
"encoding/base64"
"encoding/json"
"errors"
"fmt"
@ -12,11 +13,13 @@ import (
"net/url"
"strconv"
"strings"
"syscall"
"time"
"github.com/KusakabeSi/EtherGuardVPN/config"
"github.com/KusakabeSi/EtherGuardVPN/path"
"github.com/KusakabeSi/EtherGuardVPN/tap"
"github.com/KusakabeSi/EtherGuard-VPN/mtypes"
"github.com/KusakabeSi/EtherGuard-VPN/path"
"github.com/KusakabeSi/EtherGuard-VPN/tap"
"github.com/golang-jwt/jwt"
"github.com/google/gopacket"
"github.com/google/gopacket/layers"
)
@ -64,7 +67,7 @@ func (device *Device) SendPacket(peer *Peer, usage path.Usage, packet []byte, of
}
}
func (device *Device) BoardcastPacket(skip_list map[config.Vertex]bool, usage path.Usage, packet []byte, offset int) { // Send packet to all connected peers
func (device *Device) BoardcastPacket(skip_list map[mtypes.Vertex]bool, usage path.Usage, packet []byte, offset int) { // Send packet to all connected peers
send_list := device.graph.GetBoardcastList(device.ID)
for node_id, _ := range skip_list {
send_list[node_id] = false
@ -79,7 +82,7 @@ func (device *Device) BoardcastPacket(skip_list map[config.Vertex]bool, usage pa
device.peers.RUnlock()
}
func (device *Device) SpreadPacket(skip_list map[config.Vertex]bool, usage path.Usage, packet []byte, offset int) { // Send packet to all peers no matter it is alive
func (device *Device) SpreadPacket(skip_list map[mtypes.Vertex]bool, usage path.Usage, packet []byte, offset int) { // Send packet to all peers no matter it is alive
device.peers.RLock()
for peer_id, peer_out := range device.peers.IDMap {
if _, ok := skip_list[peer_id]; ok {
@ -93,7 +96,7 @@ func (device *Device) SpreadPacket(skip_list map[config.Vertex]bool, usage path.
device.peers.RUnlock()
}
func (device *Device) TransitBoardcastPacket(src_nodeID config.Vertex, in_id config.Vertex, usage path.Usage, packet []byte, offset int) {
func (device *Device) TransitBoardcastPacket(src_nodeID mtypes.Vertex, in_id mtypes.Vertex, usage path.Usage, packet []byte, offset int) {
node_boardcast_list := device.graph.GetBoardcastThroughList(device.ID, in_id, src_nodeID)
device.peers.RLock()
for peer_id := range node_boardcast_list {
@ -132,11 +135,11 @@ func (device *Device) process_received(msg_type path.Usage, peer *Peer, body []b
if device.IsSuperNode {
switch msg_type {
case path.Register:
if content, err := path.ParseRegisterMsg(body); err == nil {
if content, err := mtypes.ParseRegisterMsg(body); err == nil {
return device.server_process_RegisterMsg(peer, content)
}
case path.PongPacket:
if content, err := path.ParsePongMsg(body); err == nil {
if content, err := mtypes.ParsePongMsg(body); err == nil {
return device.server_process_Pong(peer, content)
}
default:
@ -145,31 +148,31 @@ func (device *Device) process_received(msg_type path.Usage, peer *Peer, body []b
} else {
switch msg_type {
case path.UpdatePeer:
if content, err := path.ParseUpdatePeerMsg(body); err == nil {
if content, err := mtypes.ParseUpdatePeerMsg(body); err == nil {
go device.process_UpdatePeerMsg(peer, content)
}
case path.UpdateNhTable:
if content, err := path.ParseUpdateNhTableMsg(body); err == nil {
if content, err := mtypes.ParseUpdateNhTableMsg(body); err == nil {
go device.process_UpdateNhTableMsg(peer, content)
}
case path.UpdateError:
if content, err := path.ParseUpdateErrorMsg(body); err == nil {
if content, err := mtypes.ParseUpdateErrorMsg(body); err == nil {
device.process_UpdateErrorMsg(peer, content)
}
case path.PingPacket:
if content, err := path.ParsePingMsg(body); err == nil {
if content, err := mtypes.ParsePingMsg(body); err == nil {
return device.process_ping(peer, content)
}
case path.PongPacket:
if content, err := path.ParsePongMsg(body); err == nil {
if content, err := mtypes.ParsePongMsg(body); err == nil {
return device.process_pong(peer, content)
}
case path.QueryPeer:
if content, err := path.ParseQueryPeerMsg(body); err == nil {
if content, err := mtypes.ParseQueryPeerMsg(body); err == nil {
return device.process_RequestPeerMsg(content)
}
case path.BroadcastPeer:
if content, err := path.ParseBoardcastPeerMsg(body); err == nil {
if content, err := mtypes.ParseBoardcastPeerMsg(body); err == nil {
return device.process_BoardcastPeerMsg(peer, content)
}
default:
@ -182,42 +185,42 @@ func (device *Device) process_received(msg_type path.Usage, peer *Peer, body []b
func (device *Device) sprint_received(msg_type path.Usage, body []byte) string {
switch msg_type {
case path.Register:
if content, err := path.ParseRegisterMsg(body); err == nil {
if content, err := mtypes.ParseRegisterMsg(body); err == nil {
return content.ToString()
}
return "RegisterMsg: Parse failed"
case path.UpdatePeer:
if content, err := path.ParseUpdatePeerMsg(body); err == nil {
if content, err := mtypes.ParseUpdatePeerMsg(body); err == nil {
return content.ToString()
}
return "UpdatePeerMsg: Parse failed"
case path.UpdateNhTable:
if content, err := path.ParseUpdateNhTableMsg(body); err == nil {
if content, err := mtypes.ParseUpdateNhTableMsg(body); err == nil {
return content.ToString()
}
return "UpdateNhTableMsg: Parse failed"
case path.UpdateError:
if content, err := path.ParseUpdateErrorMsg(body); err == nil {
if content, err := mtypes.ParseUpdateErrorMsg(body); err == nil {
return content.ToString()
}
return "UpdateErrorMsg: Parse failed"
case path.PingPacket:
if content, err := path.ParsePingMsg(body); err == nil {
if content, err := mtypes.ParsePingMsg(body); err == nil {
return content.ToString()
}
return "PingPacketMsg: Parse failed"
case path.PongPacket:
if content, err := path.ParsePongMsg(body); err == nil {
if content, err := mtypes.ParsePongMsg(body); err == nil {
return content.ToString()
}
return "PongPacketMsg: Parse failed"
case path.QueryPeer:
if content, err := path.ParseQueryPeerMsg(body); err == nil {
if content, err := mtypes.ParseQueryPeerMsg(body); err == nil {
return content.ToString()
}
return "QueryPeerMsg: Parse failed"
case path.BroadcastPeer:
if content, err := path.ParseBoardcastPeerMsg(body); err == nil {
if content, err := mtypes.ParseBoardcastPeerMsg(body); err == nil {
return content.ToString()
}
return "BoardcastPeerMsg: Parse failed"
@ -226,8 +229,8 @@ func (device *Device) sprint_received(msg_type path.Usage, body []byte) string {
}
}
func (device *Device) GeneratePingPacket(src_nodeID config.Vertex, request_reply int) ([]byte, path.Usage, error) {
body, err := path.GetByte(&path.PingMsg{
func (device *Device) GeneratePingPacket(src_nodeID mtypes.Vertex, request_reply int) ([]byte, path.Usage, error) {
body, err := mtypes.GetByte(&mtypes.PingMsg{
Src_nodeID: src_nodeID,
Time: device.graph.GetCurrentTime(),
RequestReply: request_reply,
@ -240,7 +243,7 @@ func (device *Device) GeneratePingPacket(src_nodeID config.Vertex, request_reply
if err != nil {
return nil, path.PingPacket, err
}
header.SetDst(config.ControlMessage)
header.SetDst(mtypes.ControlMessage)
header.SetTTL(0)
header.SetSrc(device.ID)
header.SetPacketLength(uint16(len(body)))
@ -266,31 +269,31 @@ func compareVersion(v1 string, v2 string) bool {
return v1 == v2
}
func (device *Device) server_process_RegisterMsg(peer *Peer, content path.RegisterMsg) error {
UpdateErrorMsg := path.UpdateErrorMsg{
func (device *Device) server_process_RegisterMsg(peer *Peer, content mtypes.RegisterMsg) error {
UpdateErrorMsg := mtypes.ServerCommandMsg{
Node_id: peer.ID,
Action: path.NoAction,
Action: mtypes.NoAction,
ErrorCode: 0,
ErrorMsg: "",
}
if peer.ID != content.Node_id {
UpdateErrorMsg = path.UpdateErrorMsg{
UpdateErrorMsg = mtypes.ServerCommandMsg{
Node_id: peer.ID,
Action: path.Shutdown,
ErrorCode: 401,
Action: mtypes.ThrowError,
ErrorCode: int(syscall.EPERM),
ErrorMsg: fmt.Sprintf("Your nodeID: %v is not match with registered nodeID: %v", content.Node_id, peer.ID),
}
}
if compareVersion(content.Version, device.Version) == false {
UpdateErrorMsg = path.UpdateErrorMsg{
UpdateErrorMsg = mtypes.ServerCommandMsg{
Node_id: peer.ID,
Action: path.Shutdown,
ErrorCode: 400,
Action: mtypes.ThrowError,
ErrorCode: int(syscall.ENOSYS),
ErrorMsg: fmt.Sprintf("Your version: \"%v\" is not compatible with our version: \"%v\"", content.Version, device.Version),
}
}
if UpdateErrorMsg.Action != path.NoAction {
body, err := path.GetByte(&UpdateErrorMsg)
if UpdateErrorMsg.Action != mtypes.NoAction {
body, err := mtypes.GetByte(&UpdateErrorMsg)
if err != nil {
return err
}
@ -300,37 +303,34 @@ func (device *Device) server_process_RegisterMsg(peer *Peer, content path.Regist
header.SetTTL(device.DefaultTTL)
header.SetPacketLength(uint16(len(body)))
copy(buf[path.EgHeaderLen:], body)
header.SetDst(config.SuperNodeMessage)
header.SetDst(mtypes.SuperNodeMessage)
device.SendPacket(peer, path.UpdateError, buf, MessageTransportOffsetContent)
return nil
}
peer.LastPingReceived = time.Now()
device.Event_server_register <- content
return nil
}
func (device *Device) server_process_Pong(peer *Peer, content path.PongMsg) error {
peer.LastPingReceived = time.Now()
func (device *Device) server_process_Pong(peer *Peer, content mtypes.PongMsg) error {
device.Event_server_pong <- content
return nil
}
func (device *Device) process_ping(peer *Peer, content path.PingMsg) error {
peer.LastPingReceived = time.Now()
//peer.Lock()
//remove peer.endpoint_trylist
//peer.Unlock()
func (device *Device) process_ping(peer *Peer, content mtypes.PingMsg) error {
Timediff := device.graph.GetCurrentTime().Sub(content.Time).Seconds()
peer.SingleWayLatency = Timediff
PongMSG := path.PongMsg{
PongMSG := mtypes.PongMsg{
Src_nodeID: content.Src_nodeID,
Dst_nodeID: device.ID,
Timediff: device.graph.GetCurrentTime().Sub(content.Time),
Timediff: Timediff,
TimeToAlive: device.DRoute.PeerAliveTimeout,
AdditionalCost: device.AdditionalCost,
}
if device.DRoute.P2P.UseP2P && time.Now().After(device.graph.NhTableExpire) {
device.graph.UpdateLatency(content.Src_nodeID, device.ID, PongMSG.Timediff, device.AdditionalCost, true, false)
device.graph.UpdateLatency(content.Src_nodeID, device.ID, PongMSG.Timediff, device.DRoute.PeerAliveTimeout, device.AdditionalCost, true, false)
}
body, err := path.GetByte(&PongMSG)
body, err := mtypes.GetByte(&PongMSG)
if err != nil {
return err
}
@ -341,27 +341,27 @@ func (device *Device) process_ping(peer *Peer, content path.PingMsg) error {
header.SetPacketLength(uint16(len(body)))
copy(buf[path.EgHeaderLen:], body)
if device.DRoute.SuperNode.UseSuperNode {
header.SetDst(config.SuperNodeMessage)
header.SetDst(mtypes.SuperNodeMessage)
device.Send2Super(path.PongPacket, buf, MessageTransportOffsetContent)
}
if device.DRoute.P2P.UseP2P {
header.SetDst(config.ControlMessage)
device.SpreadPacket(make(map[config.Vertex]bool), path.PongPacket, buf, MessageTransportOffsetContent)
header.SetDst(mtypes.ControlMessage)
device.SpreadPacket(make(map[mtypes.Vertex]bool), path.PongPacket, buf, MessageTransportOffsetContent)
}
go device.SendPing(peer, content.RequestReply, 0, 3)
return nil
}
func (device *Device) process_pong(peer *Peer, content path.PongMsg) error {
func (device *Device) process_pong(peer *Peer, content mtypes.PongMsg) error {
if device.DRoute.P2P.UseP2P {
if time.Now().After(device.graph.NhTableExpire) {
device.graph.UpdateLatency(content.Src_nodeID, content.Dst_nodeID, content.Timediff, content.AdditionalCost, true, false)
device.graph.UpdateLatency(content.Src_nodeID, content.Dst_nodeID, content.Timediff, device.DRoute.PeerAliveTimeout, content.AdditionalCost, true, false)
}
if !peer.AskedForNeighbor {
QueryPeerMsg := path.QueryPeerMsg{
QueryPeerMsg := mtypes.QueryPeerMsg{
Request_ID: uint32(device.ID),
}
body, err := path.GetByte(&QueryPeerMsg)
body, err := mtypes.GetByte(&QueryPeerMsg)
if err != nil {
return err
}
@ -377,10 +377,10 @@ func (device *Device) process_pong(peer *Peer, content path.PongMsg) error {
return nil
}
func (device *Device) process_UpdatePeerMsg(peer *Peer, content path.UpdatePeerMsg) error {
func (device *Device) process_UpdatePeerMsg(peer *Peer, content mtypes.UpdatePeerMsg) error {
var send_signal bool
if device.DRoute.SuperNode.UseSuperNode {
if peer.ID != config.SuperNodeMessage {
if peer.ID != mtypes.SuperNodeMessage {
if device.LogLevel.LogControl {
fmt.Println("Control: Ignored UpdateErrorMsg. Not from supernode.")
}
@ -392,7 +392,7 @@ func (device *Device) process_UpdatePeerMsg(peer *Peer, content path.UpdatePeerM
}
return nil
}
var peer_infos config.API_Peers
var peer_infos mtypes.API_Peers
downloadurl := device.DRoute.SuperNode.APIUrl + "/peerinfo?NodeID=" + strconv.Itoa(int(device.ID)) + "&PubKey=" + url.QueryEscape(device.staticIdentity.publicKey.ToString()) + "&State=" + url.QueryEscape(string(content.State_hash[:]))
if device.LogLevel.LogControl {
@ -452,17 +452,17 @@ func (device *Device) process_UpdatePeerMsg(peer *Peer, content path.UpdatePeerM
}
thepeer := device.LookupPeer(sk)
if thepeer == nil { //not exist in local
if len(peerinfo.Connurl) == 0 {
if len(peerinfo.Connurl.ExternalV4)+len(peerinfo.Connurl.ExternalV6)+len(peerinfo.Connurl.LocalV4)+len(peerinfo.Connurl.LocalV6) == 0 {
continue
}
if device.LogLevel.LogControl {
fmt.Println("Control: Add new peer to local ID:" + peerinfo.NodeID.ToString() + " PubKey:" + PubKey)
}
if device.graph.Weight(device.ID, peerinfo.NodeID, false) == path.Infinity { // add node to graph
device.graph.UpdateLatency(device.ID, peerinfo.NodeID, path.S2TD(path.Infinity), device.AdditionalCost, true, false)
device.graph.UpdateLatency(device.ID, peerinfo.NodeID, path.Infinity, 0, device.AdditionalCost, true, false)
}
if device.graph.Weight(peerinfo.NodeID, device.ID, false) == path.Infinity { // add node to graph
device.graph.UpdateLatency(peerinfo.NodeID, device.ID, path.S2TD(path.Infinity), device.AdditionalCost, true, false)
device.graph.UpdateLatency(peerinfo.NodeID, device.ID, path.Infinity, 0, device.AdditionalCost, true, false)
}
device.NewPeer(sk, peerinfo.NodeID, false)
thepeer = device.LookupPeer(sk)
@ -476,7 +476,7 @@ func (device *Device) process_UpdatePeerMsg(peer *Peer, content path.UpdatePeerM
thepeer.SetPSK(pk)
}
thepeer.endpoint_trylist.UpdateSuper(peerinfo.Connurl)
thepeer.endpoint_trylist.UpdateSuper(*peerinfo.Connurl, !device.EdgeConfig.DynamicRoute.SuperNode.SkipLocalIP)
if !thepeer.IsPeerAlive() {
//Peer died, try to switch to this new endpoint
send_signal = true
@ -490,9 +490,9 @@ func (device *Device) process_UpdatePeerMsg(peer *Peer, content path.UpdatePeerM
return nil
}
func (device *Device) process_UpdateNhTableMsg(peer *Peer, content path.UpdateNhTableMsg) error {
func (device *Device) process_UpdateNhTableMsg(peer *Peer, content mtypes.UpdateNhTableMsg) error {
if device.DRoute.SuperNode.UseSuperNode {
if peer.ID != config.SuperNodeMessage {
if peer.ID != mtypes.SuperNodeMessage {
if device.LogLevel.LogControl {
fmt.Println("Control: Ignored UpdateErrorMsg. Not from supernode.")
}
@ -505,7 +505,7 @@ func (device *Device) process_UpdateNhTableMsg(peer *Peer, content path.UpdateNh
device.graph.NhTableExpire = time.Now().Add(device.graph.SuperNodeInfoTimeout)
return nil
}
var NhTable config.NextHopTable
var NhTable mtypes.NextHopTable
if bytes.Equal(device.graph.NhTableHash[:], content.State_hash[:]) {
return nil
}
@ -543,27 +543,29 @@ func (device *Device) process_UpdateNhTableMsg(peer *Peer, content path.UpdateNh
return nil
}
func (device *Device) process_UpdateErrorMsg(peer *Peer, content path.UpdateErrorMsg) error {
if peer.ID != config.SuperNodeMessage {
func (device *Device) process_UpdateErrorMsg(peer *Peer, content mtypes.ServerCommandMsg) error {
if peer.ID != mtypes.SuperNodeMessage {
if device.LogLevel.LogControl {
fmt.Println("Control: Ignored UpdateErrorMsg. Not from supernode.")
}
return nil
}
device.log.Errorf(strconv.Itoa(content.ErrorCode) + ": " + content.ErrorMsg)
if content.Action == path.Shutdown {
device.closed <- struct{}{}
} else if content.Action == path.Panic {
device.log.Errorf(strconv.Itoa(int(content.ErrorCode)) + ": " + content.ErrorMsg)
if content.Action == mtypes.Shutdown {
device.closed <- 0
} else if content.Action == mtypes.ThrowError {
device.closed <- content.ErrorCode
} else if content.Action == mtypes.Panic {
panic(content.ToString())
}
return nil
}
func (device *Device) process_RequestPeerMsg(content path.QueryPeerMsg) error { //Send all my peers to all my peers
func (device *Device) process_RequestPeerMsg(content mtypes.QueryPeerMsg) error { //Send all my peers to all my peers
if device.DRoute.P2P.UseP2P {
device.peers.RLock()
for pubkey, peer := range device.peers.keyMap {
if peer.ID >= config.Special_NodeID {
if peer.ID >= mtypes.Special_NodeID {
continue
}
if peer.endpoint == nil {
@ -576,33 +578,33 @@ func (device *Device) process_RequestPeerMsg(content path.QueryPeerMsg) error {
}
peer.handshake.mutex.RLock()
response := path.BoardcastPeerMsg{
response := mtypes.BoardcastPeerMsg{
Request_ID: content.Request_ID,
NodeID: peer.ID,
PubKey: pubkey,
ConnURL: peer.endpoint.DstToString(),
}
peer.handshake.mutex.RUnlock()
body, err := path.GetByte(response)
body, err := mtypes.GetByte(response)
if err != nil {
device.log.Errorf("Error at receivesendproc.go line221: ", err)
continue
}
buf := make([]byte, path.EgHeaderLen+len(body))
header, _ := path.NewEgHeader(buf[0:path.EgHeaderLen])
header.SetDst(config.ControlMessage)
header.SetDst(mtypes.ControlMessage)
header.SetTTL(device.DefaultTTL)
header.SetSrc(device.ID)
header.SetPacketLength(uint16(len(body)))
copy(buf[path.EgHeaderLen:], body)
device.SpreadPacket(make(map[config.Vertex]bool), path.BroadcastPeer, buf, MessageTransportOffsetContent)
device.SpreadPacket(make(map[mtypes.Vertex]bool), path.BroadcastPeer, buf, MessageTransportOffsetContent)
}
device.peers.RUnlock()
}
return nil
}
func (device *Device) process_BoardcastPeerMsg(peer *Peer, content path.BoardcastPeerMsg) error {
func (device *Device) process_BoardcastPeerMsg(peer *Peer, content mtypes.BoardcastPeerMsg) error {
if device.DRoute.P2P.UseP2P {
var pk NoisePublicKey
if content.Request_ID == uint32(device.ID) {
@ -618,10 +620,10 @@ func (device *Device) process_BoardcastPeerMsg(peer *Peer, content path.Boardcas
fmt.Println("Control: Add new peer to local ID:" + content.NodeID.ToString() + " PubKey:" + pk.ToString())
}
if device.graph.Weight(device.ID, content.NodeID, false) == path.Infinity { // add node to graph
device.graph.UpdateLatency(device.ID, content.NodeID, path.S2TD(path.Infinity), device.AdditionalCost, true, false)
device.graph.UpdateLatency(device.ID, content.NodeID, path.Infinity, 0, device.AdditionalCost, true, false)
}
if device.graph.Weight(content.NodeID, device.ID, false) == path.Infinity { // add node to graph
device.graph.UpdateLatency(content.NodeID, device.ID, path.S2TD(path.Infinity), device.AdditionalCost, true, false)
device.graph.UpdateLatency(content.NodeID, device.ID, path.Infinity, 0, device.AdditionalCost, true, false)
}
device.NewPeer(pk, content.NodeID, false)
}
@ -643,7 +645,7 @@ func (device *Device) RoutineSetEndpoint() {
NextRun := false
<-device.event_tryendpoint
for _, thepeer := range device.peers.IDMap {
if thepeer.LastPingReceived.Add(path.S2TD(device.DRoute.PeerAliveTimeout)).After(time.Now()) {
if thepeer.LastPacketReceivedAdd1Sec.Load().(*time.Time).Add(path.S2TD(device.DRoute.PeerAliveTimeout)).After(time.Now()) {
//Peer alives
continue
} else {
@ -701,7 +703,7 @@ func (device *Device) RoutineSendPing() {
}
for {
packet, usage, _ := device.GeneratePingPacket(device.ID, 0)
device.SpreadPacket(make(map[config.Vertex]bool), usage, packet, MessageTransportOffsetContent)
device.SpreadPacket(make(map[mtypes.Vertex]bool), usage, packet, MessageTransportOffsetContent)
time.Sleep(path.S2TD(device.DRoute.SendPingInterval))
}
}
@ -712,24 +714,17 @@ func (device *Device) RoutineRegister() {
}
_ = <-device.Event_Supernode_OK
for {
body, _ := path.GetByte(path.RegisterMsg{
body, _ := mtypes.GetByte(mtypes.RegisterMsg{
Node_id: device.ID,
PeerStateHash: device.peers.Peer_state,
NhStateHash: device.graph.NhTableHash,
Version: device.Version,
LocalV4: net.UDPAddr{
IP: device.peers.LocalV4,
Port: int(device.net.port),
},
LocalV6: net.UDPAddr{
IP: device.peers.LocalV6,
Port: int(device.net.port),
},
JWTSecret: device.JWTSecret,
HttpPostCount: device.HttpPostCount,
})
buf := make([]byte, path.EgHeaderLen+len(body))
header, _ := path.NewEgHeader(buf[0:path.EgHeaderLen])
header.SetDst(config.SuperNodeMessage)
header.SetDst(mtypes.SuperNodeMessage)
header.SetTTL(0)
header.SetSrc(device.ID)
header.SetPacketLength(uint16(len(body)))
@ -739,6 +734,94 @@ func (device *Device) RoutineRegister() {
}
}
func (device *Device) RoutinePostPeerInfo() {
if !(device.DRoute.SuperNode.UseSuperNode) {
return
}
if device.DRoute.SuperNode.HttpPostInterval <= 0 {
return
}
for {
// Stat all latency
device.peers.RLock()
pongs := make([]mtypes.PongMsg, 0, len(device.peers.IDMap))
for id, peer := range device.peers.IDMap {
device.peers.RUnlock()
if peer.IsPeerAlive() {
pong := mtypes.PongMsg{
RequestID: 0,
Src_nodeID: device.ID,
Dst_nodeID: id,
Timediff: peer.SingleWayLatency,
TimeToAlive: time.Now().Sub(*peer.LastPacketReceivedAdd1Sec.Load().(*time.Time)).Seconds() + device.DRoute.PeerAliveTimeout,
}
pongs = append(pongs, pong)
if device.LogLevel.LogControl {
fmt.Println("Control: Pack to: Post body " + pong.ToString())
}
}
device.peers.RLock()
}
device.peers.RUnlock()
// Prepare post paramater and post body
LocalV4s := make(map[string]float64)
LocalV6s := make(map[string]float64)
if !device.peers.LocalV4.Equal(net.IP{}) {
LocalV4 := net.UDPAddr{
IP: device.peers.LocalV4,
Port: int(device.net.port),
}
LocalV4s[LocalV4.String()] = 100
}
if !device.peers.LocalV6.Equal(net.IP{}) {
LocalV6 := net.UDPAddr{
IP: device.peers.LocalV6,
Port: int(device.net.port),
}
LocalV4s[LocalV6.String()] = 100
}
body, _ := mtypes.GetByte(mtypes.API_report_peerinfo{
Pongs: pongs,
LocalV4s: LocalV4s,
LocalV6s: LocalV6s,
})
body = mtypes.Gzip(body)
bodyhash := base64.StdEncoding.EncodeToString(body)
token := jwt.NewWithClaims(jwt.SigningMethodHS256, mtypes.API_report_peerinfo_jwt_claims{
PostCount: device.HttpPostCount,
BodyHash: bodyhash,
})
tokenString, err := token.SignedString(device.JWTSecret[:])
// Construct post request
client := &http.Client{}
downloadurl := device.DRoute.SuperNode.APIUrl + "/post/nodeinfo"
req, err := http.NewRequest("POST", downloadurl, bytes.NewReader(body))
q := req.URL.Query()
q.Add("NodeID", device.ID.ToString())
q.Add("JWTSig", tokenString)
req.URL.RawQuery = q.Encode()
req.Header.Set("Content-Type", "application/binary")
device.HttpPostCount += 1
if device.LogLevel.LogControl {
fmt.Println("Control: Post to " + req.URL.String())
}
resp, err := client.Do(req)
if err != nil {
device.log.Errorf("RoutinePostPeerInfo: " + err.Error())
} else {
if device.LogLevel.LogControl {
res, _ := ioutil.ReadAll(resp.Body)
fmt.Println("Control: Post result " + string(res))
}
resp.Body.Close()
}
time.Sleep(mtypes.S2TD(device.DRoute.SuperNode.HttpPostInterval * 0.8))
}
}
func (device *Device) RoutineRecalculateNhTable() {
if device.graph.TimeoutCheckInterval == 0 {
return
@ -763,8 +846,8 @@ func (device *Device) RoutineSpreadAllMyNeighbor() {
return
}
for {
device.process_RequestPeerMsg(path.QueryPeerMsg{
Request_ID: uint32(config.Broadcast),
device.process_RequestPeerMsg(mtypes.QueryPeerMsg{
Request_ID: uint32(mtypes.Broadcast),
})
time.Sleep(path.S2TD(device.DRoute.P2P.SendPeerInterval))
}

14
device/send.go
View File

@ -16,9 +16,9 @@ import (
"sync/atomic"
"time"
"github.com/KusakabeSi/EtherGuardVPN/config"
"github.com/KusakabeSi/EtherGuardVPN/path"
"github.com/KusakabeSi/EtherGuardVPN/tap"
"github.com/KusakabeSi/EtherGuard-VPN/mtypes"
"github.com/KusakabeSi/EtherGuard-VPN/path"
"github.com/KusakabeSi/EtherGuard-VPN/tap"
"github.com/google/gopacket"
"github.com/google/gopacket/layers"
"golang.org/x/crypto/chacha20poly1305"
@ -256,9 +256,9 @@ func (device *Device) RoutineReadFromTUN() {
dstMacAddr := tap.GetDstMacAddr(elem.packet[path.EgHeaderLen:])
// lookup peer
if tap.IsNotUnicast(dstMacAddr) {
dst_nodeID = config.Broadcast
dst_nodeID = mtypes.Broadcast
} else if val, ok := device.l2fib.Load(dstMacAddr); !ok { //Lookup failed
dst_nodeID = config.Broadcast
dst_nodeID = mtypes.Broadcast
} else {
dst_nodeID = val.(*IdAndTime).ID
}
@ -275,7 +275,7 @@ func (device *Device) RoutineReadFromTUN() {
continue
}
if dst_nodeID != config.Broadcast {
if dst_nodeID != mtypes.Broadcast {
var peer *Peer
next_id := device.graph.Next(device.ID, dst_nodeID)
if next_id != nil {
@ -297,7 +297,7 @@ func (device *Device) RoutineReadFromTUN() {
}
}
} else {
device.BoardcastPacket(make(map[config.Vertex]bool, 0), elem.Type, elem.packet, offset)
device.BoardcastPacket(make(map[mtypes.Vertex]bool, 0), elem.Type, elem.packet, offset)
}
}

4
device/sticky_default.go
View File

@ -3,8 +3,8 @@
package device
import (
"github.com/KusakabeSi/EtherGuardVPN/conn"
"github.com/KusakabeSi/EtherGuardVPN/rwcancel"
"github.com/KusakabeSi/EtherGuard-VPN/conn"
"github.com/KusakabeSi/EtherGuard-VPN/rwcancel"
)
func (device *Device) startRouteListener(bind conn.Bind) (*rwcancel.RWCancel, error) {

4
device/sticky_linux.go
View File

@ -20,8 +20,8 @@ import (
"golang.org/x/sys/unix"
"github.com/KusakabeSi/EtherGuardVPN/conn"
"github.com/KusakabeSi/EtherGuardVPN/rwcancel"
"github.com/KusakabeSi/EtherGuard-VPN/conn"
"github.com/KusakabeSi/EtherGuard-VPN/rwcancel"
)
func (device *Device) startRouteListener(bind conn.Bind) (*rwcancel.RWCancel, error) {

2
device/tap.go
View File

@ -9,7 +9,7 @@ import (
"fmt"
"sync/atomic"
"github.com/KusakabeSi/EtherGuardVPN/tap"
"github.com/KusakabeSi/EtherGuard-VPN/tap"
)
const DefaultMTU = 1420

2
device/uapi.go
View File

@ -18,7 +18,7 @@ import (
"sync/atomic"
"time"
"github.com/KusakabeSi/EtherGuardVPN/ipc"
"github.com/KusakabeSi/EtherGuard-VPN/ipc"
)
type IPCError struct {

3
example_config/super_mode/n1.yaml
View File

@ -38,6 +38,9 @@ dynamicroute:
pubkeyv6: HCfL6YJtpJEGHTlJ2LgVXIWKB/K95P57LHTJ42ZG8VI=
apiurl: http://127.0.0.1:3000/api
supernodeinfotimeout: 50
httppostinterval: 15
skiplocalip: false
p2p:
usep2p: false
sendpeerinterval: 20

77
example_config/super_mode/n100.yaml Normal file
View File

@ -0,0 +1,77 @@
interface:
itype: stdio
name: tap1
vppifaceid: 1
vppbridgeid: 4242
macaddrprefix: AA:BB:CC:DD
mtu: 1416
recvaddr: 127.0.0.1:4001
sendaddr: 127.0.0.1:5001
l2headermode: kbdbg
nodeid: 100
nodename: Node_100
postscript: example_config/echo.sh test
defaultttl: 200
l2fibtimeout: 3600
privkey: IJtpnkm9ytbuCukx4VBMENJKuLngo9KSsS1D60BqonQ=
listenport: 0
loglevel:
loglevel: normal
logtransit: true
logcontrol: true
lognormal: true
loginternal: true
logntp: true
dynamicroute:
sendpinginterval: 16
peeralivetimeout: 70
dupchecktimeout: 40
conntimeout: 20
connnexttry: 5
savenewpeers: true
supernode:
usesupernode: true
pskey: ""
connurlv4: 127.0.0.1:3000
pubkeyv4: LJ8KKacUcIoACTGB/9Ed9w0osrJ3WWeelzpL2u4oUic=
connurlv6: ""
pubkeyv6: HCfL6YJtpJEGHTlJ2LgVXIWKB/K95P57LHTJ42ZG8VI=
apiurl: http://127.0.0.1:3000/api
skiplocalip: false
httppostinterval: 15
supernodeinfotimeout: 50
p2p:
usep2p: false
sendpeerinterval: 20
additionalcost: 0
graphrecalculatesetting:
staticmode: false
jittertolerance: 20
jittertolerancemultiplier: 1.1
nodereporttimeout: 40
timeoutcheckinterval: 5
recalculatecooldown: 5
ntpconfig:
usentp: true
maxserveruse: 8
synctimeinterval: 3600
ntptimeout: 3
servers:
- time.google.com
- time1.google.com
- time2.google.com
- time3.google.com
- time4.google.com
- time1.facebook.com
- time2.facebook.com
- time3.facebook.com
- time4.facebook.com
- time5.facebook.com
- time.cloudflare.com
- time.apple.com
- time.asia.apple.com
- time.euro.apple.com
- time.windows.com
nexthoptable: {}
resetconninterval: 86400
peers: []

2
example_config/super_mode/n2.yaml
View File

@ -38,6 +38,8 @@ dynamicroute:
pubkeyv6: HCfL6YJtpJEGHTlJ2LgVXIWKB/K95P57LHTJ42ZG8VI=
apiurl: http://127.0.0.1:3000/api
supernodeinfotimeout: 50
httppostinterval: 15
skiplocalip: false
p2p:
usep2p: false
sendpeerinterval: 20

5
example_config/super_mode/s1.yaml
View File

@ -40,3 +40,8 @@ peers:
pubkey: dHeWQtlTPQGy87WdbUARS4CtwVaR2y7IQ1qcX4GKSXk=
pskey: juJMQaGAaeSy8aDsXSKNsPZv/nFiPj4h/1G70tGYygs=
additionalcost: 1000
- nodeid: 100
name: Node_100
pubkey: 6SuqwPH9pxGigtZDNp3PABZYfSEzDaBSwuThsUUAcyM=
pskey: ""
additionalcost: 1000

17
go.mod
View File

@ -1,16 +1,25 @@
module github.com/KusakabeSi/EtherGuardVPN
module github.com/KusakabeSi/EtherGuard-VPN
go 1.16
go 1.17
require (
git.fd.io/govpp.git v0.3.6-0.20210927044411-385ccc0d8ba9
git.fd.io/govpp.git/extras v0.0.0-20210927044411-385ccc0d8ba9
git.fd.io/govpp.git/extras v0.0.0-20211129071605-0a0c03d45954
github.com/KusakabeSi/go-cache v0.0.0-20210823132304-22b5b1d22b41
github.com/beevik/ntp v0.3.0
github.com/golang-jwt/jwt v3.2.2+incompatible
github.com/google/gopacket v1.1.19
github.com/google/shlex v0.0.0-20191202100458-e7afc7fbc510
github.com/sirupsen/logrus v1.6.0
golang.org/x/crypto v0.0.0-20210921155107-089bfa567519
golang.org/x/crypto v0.0.0-20211117183948-ae814b36b871
golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1
gopkg.in/yaml.v2 v2.2.2
)
require (
github.com/fsnotify/fsnotify v1.4.7 // indirect
github.com/konsorten/go-windows-terminal-sequences v1.0.3 // indirect
github.com/lunixbochs/struc v0.0.0-20200521075829-a4cb8d33dbbe // indirect
github.com/wk8/go-ordered-map v0.2.0 // indirect
golang.org/x/net v0.0.0-20211112202133-69e39bad7dc2 // indirect
)

2
ipc/uapi_linux.go
View File

@ -10,7 +10,7 @@ import (
"os"
"golang.org/x/sys/unix"
"github.com/KusakabeSi/EtherGuardVPN/rwcancel"
"github.com/KusakabeSi/EtherGuard-VPN/rwcancel"
)
type UAPIListener struct {

2
ipc/uapi_windows.go
View File

@ -10,7 +10,7 @@ import (
"golang.org/x/sys/windows"
"github.com/KusakabeSi/EtherGuardVPN/ipc/winpipe"
"github.com/KusakabeSi/EtherGuard-VPN/ipc/winpipe"
)
// TODO: replace these with actual standard windows error numbers from the win package

2
ipc/winpipe/winpipe_test.go
View File

@ -22,7 +22,7 @@ import (
"time"
"golang.org/x/sys/windows"
"github.com/KusakabeSi/EtherGuardVPN/ipc/winpipe"
"github.com/KusakabeSi/EtherGuard-VPN/ipc/winpipe"
)
func randomPipePath() string {

20
main.go
View File

@ -1,3 +1,4 @@
//go:build !windows
// +build !windows
/* SPDX-License-Identifier: MIT
@ -13,10 +14,11 @@ import (
"io/ioutil"
"os"
"runtime"
"syscall"
"github.com/KusakabeSi/EtherGuardVPN/ipc"
"github.com/KusakabeSi/EtherGuardVPN/path"
"github.com/KusakabeSi/EtherGuardVPN/tap"
"github.com/KusakabeSi/EtherGuard-VPN/ipc"
"github.com/KusakabeSi/EtherGuard-VPN/path"
"github.com/KusakabeSi/EtherGuard-VPN/tap"
yaml "gopkg.in/yaml.v2"
)
@ -56,7 +58,7 @@ var (
func main() {
flag.Parse()
if *version == true {
fmt.Printf("etherguard-go %s\n%s-%s\n%s\n\nA full mesh layer 2 VPN powered by Floyd Warshall algorithm.\nInformation available at https://github.com/KusakabeSi/EtherGuardVPN.\nCopyright (C) Kusakabe Si <si@kskb.eu.org>.\n", Version, runtime.GOOS, runtime.GOARCH, tap.VPP_SUPPORT)
fmt.Printf("etherguard-go %s\n%s-%s\n%s\n\nA full mesh layer 2 VPN powered by Floyd Warshall algorithm.\nInformation available at https://github.com/KusakabeSi/EtherGuard-VPN.\nCopyright (C) Kusakabe Si <si@kskb.eu.org>.\n", Version, runtime.GOOS, runtime.GOARCH, tap.VPP_SUPPORT)
return
}
if *help == true {
@ -81,8 +83,14 @@ func main() {
flag.Usage()
}
if err != nil {
fmt.Fprintf(os.Stderr, "Error :%v\n", err)
os.Exit(1)
switch err.(type) {
case syscall.Errno:
errno, _ := err.(syscall.Errno)
os.Exit(int(errno))
default:
fmt.Fprintf(os.Stderr, "Error :%v\n", err)
os.Exit(1)
}
}
return
}

81
main_edge.go
View File

@ -16,19 +16,19 @@ import (
"github.com/google/shlex"
"github.com/KusakabeSi/EtherGuardVPN/config"
"github.com/KusakabeSi/EtherGuardVPN/conn"
"github.com/KusakabeSi/EtherGuardVPN/device"
"github.com/KusakabeSi/EtherGuardVPN/path"
"github.com/KusakabeSi/EtherGuardVPN/tap"
"github.com/KusakabeSi/EtherGuard-VPN/conn"
"github.com/KusakabeSi/EtherGuard-VPN/device"
"github.com/KusakabeSi/EtherGuard-VPN/mtypes"
"github.com/KusakabeSi/EtherGuard-VPN/path"
"github.com/KusakabeSi/EtherGuard-VPN/tap"
yaml "gopkg.in/yaml.v2"
)
func printExampleEdgeConf() {
v1 := config.Vertex(1)
v2 := config.Vertex(2)
tconfig := config.EdgeConfig{
Interface: config.InterfaceConf{
v1 := mtypes.Vertex(1)
v2 := mtypes.Vertex(2)
tconfig := mtypes.EdgeConfig{
Interface: mtypes.InterfaceConf{
Itype: "stdio",
Name: "tap1",
VPPIfaceID: 5,
@ -46,7 +46,7 @@ func printExampleEdgeConf() {
L2FIBTimeout: 3600,
PrivKey: "6GyDagZKhbm5WNqMiRHhkf43RlbMJ34IieTlIuvfJ1M=",
ListenPort: 3001,
LogLevel: config.LoggerInfo{
LogLevel: mtypes.LoggerInfo{
LogLevel: "error",
LogTransit: true,
LogControl: true,
@ -54,14 +54,14 @@ func printExampleEdgeConf() {
LogInternal: true,
LogNTP: false,
},
DynamicRoute: config.DynamicRouteInfo{
DynamicRoute: mtypes.DynamicRouteInfo{
SendPingInterval: 16,
PeerAliveTimeout: 70,
DupCheckTimeout: 40,
ConnTimeOut: 20,
ConnNextTry: 5,
SaveNewPeers: true,
SuperNode: config.SuperInfo{
SuperNode: mtypes.SuperInfo{
UseSuperNode: true,
PSKey: "iPM8FXfnHVzwjguZHRW9bLNY+h7+B1O2oTJtktptQkI=",
ConnURLV4: "127.0.0.1:3000",
@ -70,11 +70,13 @@ func printExampleEdgeConf() {
PubKeyV6: "HCfL6YJtpJEGHTlJ2LgVXIWKB/K95P57LHTJ42ZG8VI=",
APIUrl: "http://127.0.0.1:3000/api",
SuperNodeInfoTimeout: 50,
SkipLocalIP: false,
HttpPostInterval: 15,
},
P2P: config.P2Pinfo{
P2P: mtypes.P2Pinfo{
UseP2P: true,
SendPeerInterval: 20,
GraphRecalculateSetting: config.GraphRecalculateSetting{
GraphRecalculateSetting: mtypes.GraphRecalculateSetting{
StaticMode: false,
JitterTolerance: 20,
JitterToleranceMultiplier: 1.1,
@ -83,7 +85,7 @@ func printExampleEdgeConf() {
RecalculateCoolDown: 5,
},
},
NTPconfig: config.NTPinfo{
NTPconfig: mtypes.NTPinfo{
UseNTP: true,
MaxServerUse: 5,
SyncTimeInterval: 3600,
@ -105,16 +107,16 @@ func printExampleEdgeConf() {
"time.windows.com"},
},
},
NextHopTable: config.NextHopTable{
config.Vertex(1): {
config.Vertex(2): &v2,
NextHopTable: mtypes.NextHopTable{
mtypes.Vertex(1): {
mtypes.Vertex(2): &v2,
},
config.Vertex(2): {
config.Vertex(1): &v1,
mtypes.Vertex(2): {
mtypes.Vertex(1): &v1,
},
},
ResetConnInterval: 86400,
Peers: []config.PeerInfo{
Peers: []mtypes.PeerInfo{
{
NodeID: 2,
PubKey: "dHeWQtlTPQGy87WdbUARS4CtwVaR2y7IQ1qcX4GKSXk=",
@ -126,18 +128,18 @@ func printExampleEdgeConf() {
}
g := path.NewGraph(3, false, tconfig.DynamicRoute.P2P.GraphRecalculateSetting, tconfig.DynamicRoute.NTPconfig, tconfig.LogLevel)
g.UpdateLatency(1, 2, path.S2TD(0.5), 0, false, false)
g.UpdateLatency(2, 1, path.S2TD(0.5), 0, false, false)
g.UpdateLatency(2, 3, path.S2TD(0.5), 0, false, false)
g.UpdateLatency(3, 2, path.S2TD(0.5), 0, false, false)
g.UpdateLatency(2, 4, path.S2TD(0.5), 0, false, false)
g.UpdateLatency(4, 2, path.S2TD(0.5), 0, false, false)
g.UpdateLatency(3, 4, path.S2TD(0.5), 0, false, false)
g.UpdateLatency(4, 3, path.S2TD(0.5), 0, false, false)
g.UpdateLatency(5, 3, path.S2TD(0.5), 0, false, false)
g.UpdateLatency(3, 5, path.S2TD(0.5), 0, false, false)
g.UpdateLatency(6, 4, path.S2TD(0.5), 0, false, false)
g.UpdateLatency(4, 6, path.S2TD(0.5), 0, false, false)
g.UpdateLatency(1, 2, 0.5, 99999, 0, false, false)
g.UpdateLatency(2, 1, 0.5, 99999, 0, false, false)
g.UpdateLatency(2, 3, 0.5, 99999, 0, false, false)
g.UpdateLatency(3, 2, 0.5, 99999, 0, false, false)
g.UpdateLatency(2, 4, 0.5, 99999, 0, false, false)
g.UpdateLatency(4, 2, 0.5, 99999, 0, false, false)
g.UpdateLatency(3, 4, 0.5, 99999, 0, false, false)
g.UpdateLatency(4, 3, 0.5, 99999, 0, false, false)
g.UpdateLatency(5, 3, 0.5, 99999, 0, false, false)
g.UpdateLatency(3, 5, 0.5, 99999, 0, false, false)
g.UpdateLatency(6, 4, 0.5, 99999, 0, false, false)
g.UpdateLatency(4, 6, 0.5, 99999, 0, false, false)
_, next, _ := g.FloydWarshall(false)
tconfig.NextHopTable = next
toprint, _ := yaml.Marshal(tconfig)
@ -150,7 +152,7 @@ func Edge(configPath string, useUAPI bool, printExample bool, bindmode string) (
printExampleEdgeConf()
return nil
}
var econfig config.EdgeConfig
var econfig mtypes.EdgeConfig
//printExampleConf()
//return
@ -271,7 +273,7 @@ func Edge(configPath string, useUAPI bool, printExample bool, bindmode string) (
fmt.Println("Error decode base64 ", err)
return err
}
peer, err := the_device.NewPeer(pk, config.SuperNodeMessage, true)
peer, err := the_device.NewPeer(pk, mtypes.SuperNodeMessage, true)
if err != nil {
return err
}
@ -292,7 +294,7 @@ func Edge(configPath string, useUAPI bool, printExample bool, bindmode string) (
fmt.Println("Error decode base64 ", err)
return err
}
peer, err := the_device.NewPeer(pk, config.SuperNodeMessage, true)
peer, err := the_device.NewPeer(pk, mtypes.SuperNodeMessage, true)
if err != nil {
return err
}
@ -329,6 +331,7 @@ func Edge(configPath string, useUAPI bool, printExample bool, bindmode string) (
fmt.Printf("PostScript: exec.Command(%v)\n", cmdarg)
}
cmd := exec.Command(cmdarg[0], cmdarg[1:]...)
out, err := cmd.CombinedOutput()
if err != nil {
return fmt.Errorf("exec.Command(%v) failed with %v\n", cmdarg, err)
@ -345,9 +348,11 @@ func Edge(configPath string, useUAPI bool, printExample bool, bindmode string) (
select {
case <-term:
case <-errs:
case <-the_device.Wait():
case errcode := <-the_device.Wait():
if errcode != 0 {
return syscall.Errno(errcode)
}
}
logger.Verbosef("Shutting down")
return
}

556
main_httpserver.go
View File

@ -4,6 +4,7 @@ import (
"bytes"
"crypto/md5"
"crypto/sha256"
"encoding/base64"
"encoding/hex"
"encoding/json"
"fmt"
@ -14,15 +15,18 @@ import (
"time"
"net/http"
"net/url"
"github.com/KusakabeSi/EtherGuardVPN/config"
"github.com/KusakabeSi/EtherGuardVPN/conn"
"github.com/KusakabeSi/EtherGuardVPN/device"
"github.com/KusakabeSi/EtherGuardVPN/path"
"github.com/golang-jwt/jwt"
"golang.org/x/crypto/sha3"
"github.com/KusakabeSi/EtherGuard-VPN/device"
"github.com/KusakabeSi/EtherGuard-VPN/mtypes"
"github.com/KusakabeSi/EtherGuard-VPN/path"
yaml "gopkg.in/yaml.v2"
)
var (
type http_shared_objects struct {
http_graph *path.IG
http_device4 *device.Device
http_device6 *device.Device
@ -30,36 +34,41 @@ var (
http_NhTable_Hash [32]byte
http_PeerInfo_hash [32]byte
http_NhTableStr []byte
http_PeerInfo config.API_Peers
http_super_chains *path.SUPER_Events
http_PeerInfo mtypes.API_Peers
http_super_chains *mtypes.SUPER_Events
http_passwords config.Passwords
http_passwords mtypes.Passwords
http_StateExpire time.Time
http_StateString_tmp []byte
http_maps_lock sync.RWMutex
http_PeerID2Info map[config.Vertex]config.SuperPeerInfo
http_PeerID2Info map[mtypes.Vertex]mtypes.SuperPeerInfo
http_PeerState map[string]*PeerState //the state hash reported by peer
http_PeerIPs map[string]*HttpPeerLocalIP
http_sconfig *config.SuperConfig
http_sconfig *mtypes.SuperConfig
http_sconfig_path string
http_econfig_tmp *config.EdgeConfig
http_econfig_tmp *mtypes.EdgeConfig
sync.RWMutex
}
var (
httpobj http_shared_objects
)
type HttpPeerLocalIP struct {
IPv4 net.UDPAddr
IPv6 net.UDPAddr
LocalIPv4 map[string]float64
LocalIPv6 map[string]float64
}
type HttpState struct {
PeerInfo map[config.Vertex]HttpPeerInfo
PeerInfo map[mtypes.Vertex]HttpPeerInfo
Infinity float64
Edges map[config.Vertex]map[config.Vertex]float64
Edges_Nh map[config.Vertex]map[config.Vertex]float64
NhTable config.NextHopTable
Dist config.DistTable
Edges map[mtypes.Vertex]map[mtypes.Vertex]float64
Edges_Nh map[mtypes.Vertex]map[mtypes.Vertex]float64
NhTable mtypes.NextHopTable
Dist mtypes.DistTable
}
type HttpPeerInfo struct {
@ -70,6 +79,8 @@ type HttpPeerInfo struct {
type PeerState struct {
NhTableState [32]byte
PeerInfoState [32]byte
JETSecret mtypes.JWTSecret
httpPostCount uint64
LastSeen time.Time
}
@ -82,38 +93,86 @@ type client struct {
notify6 string
}
func get_api_peers(old_State_hash [32]byte) (api_peerinfo config.API_Peers, StateHash [32]byte, changed bool) {
api_peerinfo = make(config.API_Peers)
for _, peerinfo := range http_sconfig.Peers {
api_peerinfo[peerinfo.PubKey] = config.API_Peerinfo{
func extractParamsStr(params url.Values, key string, w http.ResponseWriter) (string, error) {
valA, has := params[key]
if !has {
errstr := fmt.Sprintf("Paramater %v: Missing paramater.", key)
if w != nil {
w.WriteHeader(http.StatusBadRequest)
w.Write([]byte(errstr))
}
return "", fmt.Errorf(errstr)
}
return valA[0], nil
}
func extractParamsFloat(params url.Values, key string, bitSize int, w http.ResponseWriter) (float64, error) {
val, err := extractParamsStr(params, key, w)
if err != nil {
return 0, err
}
ret, err := strconv.ParseFloat(val, 64)
if err != nil {
errstr := fmt.Sprintf("Paramater %v: Can't convert to type float%v", key, bitSize)
if w != nil {
w.WriteHeader(http.StatusBadRequest)
w.Write([]byte(errstr))
}
return 0, fmt.Errorf(errstr)
}
return ret, nil
}
func extractParamsUint(params url.Values, key string, bitSize int, w http.ResponseWriter) (uint64, error) {
val, err := extractParamsStr(params, key, w)
if err != nil {
return 0, err
}
ret, err := strconv.ParseUint(val, 10, bitSize)
if err != nil {
errstr := fmt.Sprintf("Paramater %v: Can't convert to type uint%v", key, bitSize)
if w != nil {
w.WriteHeader(http.StatusBadRequest)
w.Write([]byte(errstr))
}
return 0, fmt.Errorf(errstr)
}
return ret, nil
}
func extractParamsVertex(params url.Values, key string, w http.ResponseWriter) (mtypes.Vertex, error) {
val, err := extractParamsUint(params, key, 16, w)
if err != nil {
return mtypes.BrokenMessage, err
}
return mtypes.Vertex(val), nil
}
func get_api_peers(old_State_hash [32]byte) (api_peerinfo mtypes.API_Peers, StateHash [32]byte, changed bool) {
// No lock
api_peerinfo = make(mtypes.API_Peers)
for _, peerinfo := range httpobj.http_sconfig.Peers {
api_peerinfo[peerinfo.PubKey] = mtypes.API_Peerinfo{
NodeID: peerinfo.NodeID,
PSKey: peerinfo.PSKey,
Connurl: make(map[string]float64),
Connurl: &mtypes.API_connurl{},
}
http_maps_lock.RLock()
if http_PeerState[peerinfo.PubKey].LastSeen.Add(path.S2TD(http_sconfig.GraphRecalculateSetting.NodeReportTimeout)).After(time.Now()) {
connV4 := http_device4.GetConnurl(peerinfo.NodeID)
connV6 := http_device6.GetConnurl(peerinfo.NodeID)
api_peerinfo[peerinfo.PubKey].Connurl[connV4] = 4
api_peerinfo[peerinfo.PubKey].Connurl[connV6] = 6
L4Addr := http_PeerIPs[peerinfo.PubKey].IPv4
L4IP := L4Addr.IP
L4str := L4Addr.String()
if L4str != connV4 && conn.ValidIP(L4IP) {
api_peerinfo[peerinfo.PubKey].Connurl[L4str] = 14
if httpobj.http_PeerState[peerinfo.PubKey].LastSeen.Add(path.S2TD(httpobj.http_sconfig.GraphRecalculateSetting.NodeReportTimeout)).After(time.Now()) {
connV4 := httpobj.http_device4.GetConnurl(peerinfo.NodeID)
connV6 := httpobj.http_device6.GetConnurl(peerinfo.NodeID)
if connV4 != "" {
api_peerinfo[peerinfo.PubKey].Connurl.ExternalV4 = map[string]float64{connV4: 4}
}
L6Addr := http_PeerIPs[peerinfo.PubKey].IPv6
L6IP := L6Addr.IP
L6str := L6Addr.String()
if L6str != connV6 && conn.ValidIP(L6IP) {
api_peerinfo[peerinfo.PubKey].Connurl[L6str] = 16
if connV6 != "" {
api_peerinfo[peerinfo.PubKey].Connurl.ExternalV6 = map[string]float64{connV6: 6}
}
delete(api_peerinfo[peerinfo.PubKey].Connurl, "")
api_peerinfo[peerinfo.PubKey].Connurl.LocalV4 = httpobj.http_PeerIPs[peerinfo.PubKey].LocalIPv4
api_peerinfo[peerinfo.PubKey].Connurl.LocalV6 = httpobj.http_PeerIPs[peerinfo.PubKey].LocalIPv6
}
http_maps_lock.RUnlock()
}
api_peerinfo_str_byte, _ := json.Marshal(&api_peerinfo)
hash_raw := md5.Sum(append(api_peerinfo_str_byte, http_HashSalt...))
hash_raw := md5.Sum(append(api_peerinfo_str_byte, httpobj.http_HashSalt...))
hash_str := hex.EncodeToString(hash_raw[:])
copy(StateHash[:], []byte(hash_str))
if bytes.Equal(old_State_hash[:], StateHash[:]) == false {
@ -124,48 +183,33 @@ func get_api_peers(old_State_hash [32]byte) (api_peerinfo config.API_Peers, Stat
func get_peerinfo(w http.ResponseWriter, r *http.Request) {
params := r.URL.Query()
PubKeyA, has := params["PubKey"]
if !has {
w.WriteHeader(http.StatusNotFound)
w.Write([]byte("Require PubKey."))
return
}
StateA, has := params["State"]
if !has {
w.WriteHeader(http.StatusNotFound)
w.Write([]byte("Require State."))
return
}
NIDA, has := params["NodeID"]
if !has {
w.WriteHeader(http.StatusNotFound)
w.Write([]byte("Require NodeID."))
return
}
NID2, err := strconv.ParseUint(NIDA[0], 10, 16)
PubKey, err := extractParamsStr(params, "PubKey", w)
if err != nil {
w.WriteHeader(http.StatusNotFound)
w.Write([]byte(fmt.Sprintf("%v", err)))
return
}
PubKey := PubKeyA[0]
State := StateA[0]
NodeID := config.Vertex(NID2)
http_maps_lock.RLock()
defer http_maps_lock.RUnlock()
if http_PeerID2Info[NodeID].PubKey != PubKey {
State, err := extractParamsStr(params, "State", w)
if err != nil {
return
}
NodeID, err := extractParamsVertex(params, "NodeID", w)
if err != nil {
return
}
httpobj.RLock()
defer httpobj.RUnlock()
if httpobj.http_PeerID2Info[NodeID].PubKey != PubKey {
w.WriteHeader(http.StatusNotFound)
w.Write([]byte("NodeID and PunKey are not match"))
return
}
if bytes.Equal(http_PeerInfo_hash[:], []byte(State)) {
if state := http_PeerState[PubKey]; state != nil {
copy(http_PeerState[PubKey].PeerInfoState[:], State)
http_PeerInfo_2peer := make(config.API_Peers)
if bytes.Equal(httpobj.http_PeerInfo_hash[:], []byte(State)) {
if state := httpobj.http_PeerState[PubKey]; state != nil {
copy(httpobj.http_PeerState[PubKey].PeerInfoState[:], State)
http_PeerInfo_2peer := make(mtypes.API_Peers)
for PeerPubKey, peerinfo := range http_PeerInfo {
if http_sconfig.UsePSKForInterEdge {
for PeerPubKey, peerinfo := range httpobj.http_PeerInfo {
if httpobj.http_sconfig.UsePSKForInterEdge {
h := sha256.New()
if NodeID > peerinfo.NodeID {
h.Write([]byte(PubKey))
@ -176,7 +220,7 @@ func get_peerinfo(w http.ResponseWriter, r *http.Request) {
} else {
continue
}
h.Write(http_HashSalt)
h.Write(httpobj.http_HashSalt)
bs := h.Sum(nil)
var psk device.NoisePresharedKey
copy(psk[:], bs[:])
@ -200,47 +244,32 @@ func get_peerinfo(w http.ResponseWriter, r *http.Request) {
func get_nhtable(w http.ResponseWriter, r *http.Request) {
params := r.URL.Query()
PubKeyA, has := params["PubKey"]
if !has {
w.WriteHeader(http.StatusNotFound)
w.Write([]byte("Require PubKey."))
return
}
StateA, has := params["State"]
if !has {
w.WriteHeader(http.StatusNotFound)
w.Write([]byte("Require State."))
return
}
NIDA, has := params["NodeID"]
if !has {
w.WriteHeader(http.StatusNotFound)
w.Write([]byte("Require NodeID."))
return
}
NID2, err := strconv.ParseUint(NIDA[0], 10, 16)
PubKey, err := extractParamsStr(params, "PubKey", w)
if err != nil {
w.WriteHeader(http.StatusNotFound)
w.Write([]byte(fmt.Sprintf("%v", err)))
return
}
PubKey := PubKeyA[0]
State := StateA[0]
NodeID := config.Vertex(NID2)
http_maps_lock.RLock()
defer http_maps_lock.RUnlock()
if http_PeerID2Info[NodeID].PubKey != PubKey {
State, err := extractParamsStr(params, "State", w)
if err != nil {
return
}
NodeID, err := extractParamsVertex(params, "NodeID", w)
if err != nil {
return
}
httpobj.RLock()
defer httpobj.RUnlock()
if httpobj.http_PeerID2Info[NodeID].PubKey != PubKey {
w.WriteHeader(http.StatusNotFound)
w.Write([]byte("NodeID and PunKey are not match"))
return
}
if bytes.Equal(http_NhTable_Hash[:], []byte(State)) {
if state := http_PeerState[PubKey]; state != nil {
copy(http_PeerState[PubKey].NhTableState[:], State)
if bytes.Equal(httpobj.http_NhTable_Hash[:], []byte(State)) {
if state := httpobj.http_PeerState[PubKey]; state != nil {
copy(httpobj.http_PeerState[PubKey].NhTableState[:], State)
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(http.StatusOK)
w.Write([]byte(http_NhTableStr))
w.Write([]byte(httpobj.http_NhTableStr))
return
}
}
@ -248,103 +277,205 @@ func get_nhtable(w http.ResponseWriter, r *http.Request) {
w.Write([]byte("State not correct"))
}
func get_info(w http.ResponseWriter, r *http.Request) {
func get_peerstate(w http.ResponseWriter, r *http.Request) {
params := r.URL.Query()
PasswordA, has := params["Password"]
if !has {
w.WriteHeader(http.StatusNotFound)
w.Write([]byte("Require Password"))
password, err := extractParamsStr(params, "Password", w)
if err != nil {
return
}
password := PasswordA[0]
if password != http_passwords.ShowState {
if password != httpobj.http_passwords.ShowState {
w.WriteHeader(http.StatusUnauthorized)
w.Write([]byte("Wrong password"))
return
}
if time.Now().After(http_StateExpire) {
httpobj.RLock()
defer httpobj.RUnlock()
if time.Now().After(httpobj.http_StateExpire) {
hs := HttpState{
PeerInfo: make(map[config.Vertex]HttpPeerInfo),
NhTable: http_graph.GetNHTable(false),
PeerInfo: make(map[mtypes.Vertex]HttpPeerInfo),
NhTable: httpobj.http_graph.GetNHTable(false),
Infinity: path.Infinity,
Edges: http_graph.GetEdges(false, false),
Edges_Nh: http_graph.GetEdges(true, true),
Dist: http_graph.GetDtst(),
Edges: httpobj.http_graph.GetEdges(false, false),
Edges_Nh: httpobj.http_graph.GetEdges(true, true),
Dist: httpobj.http_graph.GetDtst(),
}
http_maps_lock.RLock()
for _, peerinfo := range http_sconfig.Peers {
LastSeenStr := http_PeerState[peerinfo.PubKey].LastSeen.String()
for _, peerinfo := range httpobj.http_sconfig.Peers {
LastSeenStr := httpobj.http_PeerState[peerinfo.PubKey].LastSeen.String()
hs.PeerInfo[peerinfo.NodeID] = HttpPeerInfo{
Name: peerinfo.Name,
LastSeen: LastSeenStr,
}
}
http_maps_lock.RUnlock()
http_StateExpire = time.Now().Add(5 * time.Second)
http_StateString_tmp, _ = json.Marshal(hs)
httpobj.http_StateExpire = time.Now().Add(5 * time.Second)
httpobj.http_StateString_tmp, _ = json.Marshal(hs)
}
w.WriteHeader(http.StatusOK)
w.Write(http_StateString_tmp)
w.Write(httpobj.http_StateString_tmp)
return
}
func post_nodeinfo(w http.ResponseWriter, r *http.Request) {
params := r.URL.Query()
NodeID, err := extractParamsVertex(params, "NodeID", w)
if err != nil {
return
}
JWTSig, err := extractParamsStr(params, "JWTSig", w)
if err != nil {
return
}
if NodeID >= mtypes.Special_NodeID {
w.WriteHeader(http.StatusBadRequest)
w.Write([]byte("Paramater NodeID: Can't use special nodeID."))
return
}
httpobj.RLock()
defer httpobj.RUnlock()
var PubKey string
if peerconf, has := httpobj.http_PeerID2Info[NodeID]; has {
PubKey = peerconf.PubKey
} else {
w.WriteHeader(http.StatusBadRequest)
w.Write([]byte("Paramater NodeID: NodeID not exists."))
return
}
JWTSecret := httpobj.http_PeerState[PubKey].JETSecret
httpPostCount := httpobj.http_PeerState[PubKey].httpPostCount
client_body, err := ioutil.ReadAll(r.Body)
if err != nil {
w.WriteHeader(http.StatusBadRequest)
w.Write([]byte(fmt.Sprintf("Request body: Error reading request body: %v", err)))
return
}
token_claims := mtypes.API_report_peerinfo_jwt_claims{}
token, err := jwt.ParseWithClaims(string(JWTSig), &token_claims, func(token *jwt.Token) (interface{}, error) {
// Don't forget to validate the alg is what you expect:
if _, ok := token.Method.(*jwt.SigningMethodHMAC); !ok {
return nil, fmt.Errorf("Unexpected signing method: %v", token.Header["alg"])
}
return JWTSecret[:], nil
})
if err != nil {
w.WriteHeader(http.StatusBadRequest)
w.Write([]byte(fmt.Sprintf("Paramater JWTSig: Signature verification failed: %v", err)))
return
}
if !token.Valid {
w.WriteHeader(http.StatusBadRequest)
w.Write([]byte(fmt.Sprintf("Paramater JWTSig: Signature verification failed: Invalid token")))
return
}
client_PostCount := token_claims.PostCount
client_body_hash := token_claims.BodyHash
if client_PostCount < httpPostCount {
w.WriteHeader(http.StatusBadRequest)
w.Write([]byte(fmt.Sprintf("Request body: postcount too small: %v", httpPostCount)))
return
}
calculated_body_hash := sha3.Sum512(client_body)
if base64.StdEncoding.EncodeToString(calculated_body_hash[:]) == client_body_hash {
w.WriteHeader(http.StatusBadRequest)
w.Write([]byte(fmt.Sprintf("Request body: hash not match: %v", client_body_hash)))
return
}
client_body, err = mtypes.GUzip(client_body)
if err != nil {
w.WriteHeader(http.StatusBadRequest)
w.Write([]byte(fmt.Sprintf("Request body: gzip unzip failed")))
return
}
client_report, err := mtypes.ParseAPI_report_peerinfo(client_body)
if err != nil {
w.WriteHeader(http.StatusBadRequest)
w.Write([]byte(fmt.Sprintf("Request body: Error parsing request body: %v", err)))
return
}
httpobj.http_PeerIPs[PubKey].LocalIPv4 = client_report.LocalV4s
httpobj.http_PeerIPs[PubKey].LocalIPv6 = client_report.LocalV6s
httpobj.http_PeerState[PubKey].httpPostCount = client_PostCount + 1
applied_pones := make([]mtypes.PongMsg, 0, len(client_report.Pongs))
for _, pong_msg := range client_report.Pongs {
if pong_msg.Src_nodeID != NodeID {
continue
}
if info, has := httpobj.http_PeerID2Info[pong_msg.Dst_nodeID]; !has {
AdditionalCost_use := info.AdditionalCost
if AdditionalCost_use >= 0 {
pong_msg.AdditionalCost = AdditionalCost_use
}
applied_pones = append(applied_pones, pong_msg)
}
}
changed := httpobj.http_graph.UpdateLatencyMulti(client_report.Pongs, true, true)
if changed {
NhTable := httpobj.http_graph.GetNHTable(true)
NhTablestr, _ := json.Marshal(NhTable)
md5_hash_raw := md5.Sum(append(httpobj.http_NhTableStr, httpobj.http_HashSalt...))
new_hash_str := hex.EncodeToString(md5_hash_raw[:])
new_hash_str_byte := []byte(new_hash_str)
copy(httpobj.http_NhTable_Hash[:], new_hash_str_byte)
copy(httpobj.http_graph.NhTableHash[:], new_hash_str_byte)
httpobj.http_NhTableStr = NhTablestr
PushNhTable(false)
}
w.WriteHeader(http.StatusOK)
w.Write([]byte(fmt.Sprintf("OK")))
return
}
func peeradd(w http.ResponseWriter, r *http.Request) { //Waiting for test
params := r.URL.Query()
PasswordA, has := params["Password"]
if !has {
w.WriteHeader(http.StatusNotFound)
w.Write([]byte("Require Password"))
password, err := extractParamsStr(params, "Password", w)
if err != nil {
return
}
password := PasswordA[0]
if password != http_passwords.AddPeer {
if password != httpobj.http_passwords.AddPeer {
w.WriteHeader(http.StatusUnauthorized)
w.Write([]byte("Wrong password"))
return
}
r.ParseForm()
NID, err := strconv.ParseUint(r.Form.Get("nodeid"), 10, 16)
NodeID, err := extractParamsVertex(r.Form, "nodeid", w)
if err != nil {
w.WriteHeader(http.StatusBadRequest)
w.Write([]byte(fmt.Sprintf("Paramater nodeid: Error parse uint16: \"%v\", %v", NID, err)))
return
}
NodeID := config.Vertex(NID)
if NodeID >= config.Special_NodeID {
w.WriteHeader(http.StatusBadRequest)
w.Write([]byte("Paramater nodeid: Can't use special nodeID."))
Name, err := extractParamsStr(r.Form, "name", w)
if err != nil {
return
}
Name := r.Form.Get("name")
if len(Name) <= 0 || len(Name) >= 15 {
w.WriteHeader(http.StatusBadRequest)
w.Write([]byte("Paramater name: Name too long or too short."))
return
}
AdditionalCostStr := r.Form.Get("additionalcost")
AdditionalCost, err := strconv.ParseFloat(AdditionalCostStr, 64)
AdditionalCost, err := extractParamsFloat(r.Form, "additionalcost", 64, w)
if err != nil {
w.WriteHeader(http.StatusBadRequest)
w.Write([]byte(fmt.Sprintf("Paramater additionalcost: Error parse float64: \"%v\", %v", AdditionalCostStr, err)))
return
}
PubKey := r.Form.Get("pubkey")
_, err = device.Str2PubKey(PubKey)
PubKey, err := extractParamsStr(r.Form, "pubkey", w)
if err != nil {
w.WriteHeader(http.StatusBadRequest)
w.Write([]byte(fmt.Sprintf("Paramater pubkey: Error parse pubkey: \"%v\", %v", PubKey, err)))
return
}
PSKey := r.Form.Get("pskey")
_, err = device.Str2PSKey(PSKey)
if err != nil {
w.WriteHeader(http.StatusBadRequest)
w.Write([]byte(fmt.Sprintf("Paramater pskey: Error parse pskey: \"%v\", %v", PSKey, err)))
return
}
for _, peerinfo := range http_sconfig.Peers {
PSKey, err := extractParamsStr(r.Form, "pskey", nil)
httpobj.Lock()
defer httpobj.Unlock()
for _, peerinfo := range httpobj.http_sconfig.Peers {
if peerinfo.NodeID == NodeID {
w.WriteHeader(http.StatusConflict)
w.Write([]byte("Paramater nodeid: NodeID exists"))
@ -361,21 +492,21 @@ func peeradd(w http.ResponseWriter, r *http.Request) { //Waiting for test
return
}
}
if http_sconfig.GraphRecalculateSetting.StaticMode == true {
if httpobj.http_sconfig.GraphRecalculateSetting.StaticMode == true {
NhTableStr := r.Form.Get("nexthoptable")
if NhTableStr == "" {
w.WriteHeader(http.StatusExpectationFailed)
w.Write([]byte("Paramater nexthoptable: Your NextHopTable is in static mode.\nPlease provide your new NextHopTable in \"nexthoptable\" parmater in json format"))
return
}
var NewNhTable config.NextHopTable
var NewNhTable mtypes.NextHopTable
err := json.Unmarshal([]byte(NhTableStr), &NewNhTable)
if err != nil {
w.WriteHeader(http.StatusExpectationFailed)
w.Write([]byte(fmt.Sprintf("Paramater nexthoptable: \"%v\", %v", NhTableStr, err)))
return
}
err = checkNhTable(NewNhTable, append(http_sconfig.Peers, config.SuperPeerInfo{
err = checkNhTable(NewNhTable, append(httpobj.http_sconfig.Peers, mtypes.SuperPeerInfo{
NodeID: NodeID,
Name: Name,
PubKey: PubKey,
@ -387,9 +518,9 @@ func peeradd(w http.ResponseWriter, r *http.Request) { //Waiting for test
w.Write([]byte(fmt.Sprintf("Paramater nexthoptable: \"%v\", %v", NhTableStr, err)))
return
}
http_graph.SetNHTable(NewNhTable, [32]byte{})
httpobj.http_graph.SetNHTable(NewNhTable, [32]byte{})
}
err = super_peeradd(config.SuperPeerInfo{
err = super_peeradd(mtypes.SuperPeerInfo{
NodeID: NodeID,
Name: Name,
PubKey: PubKey,
@ -401,20 +532,20 @@ func peeradd(w http.ResponseWriter, r *http.Request) { //Waiting for test
w.Write([]byte(fmt.Sprintf("Error creating peer: %v", err)))
return
}
http_sconfig.Peers = append(http_sconfig.Peers, config.SuperPeerInfo{
httpobj.http_sconfig.Peers = append(httpobj.http_sconfig.Peers, mtypes.SuperPeerInfo{
NodeID: NodeID,
Name: Name,
PubKey: PubKey,
PSKey: PSKey,
AdditionalCost: AdditionalCost,
})
configbytes, _ := yaml.Marshal(http_sconfig)
ioutil.WriteFile(http_sconfig_path, configbytes, 0644)
http_econfig_tmp.NodeID = NodeID
http_econfig_tmp.NodeName = Name
http_econfig_tmp.PrivKey = "Your_Private_Key"
http_econfig_tmp.DynamicRoute.SuperNode.PSKey = PSKey
ret_str_byte, _ := yaml.Marshal(&http_econfig_tmp)
mtypesBytes, _ := yaml.Marshal(httpobj.http_sconfig)
ioutil.WriteFile(httpobj.http_sconfig_path, mtypesBytes, 0644)
httpobj.http_econfig_tmp.NodeID = NodeID
httpobj.http_econfig_tmp.NodeName = Name
httpobj.http_econfig_tmp.PrivKey = "Your_Private_Key"
httpobj.http_econfig_tmp.DynamicRoute.SuperNode.PSKey = PSKey
ret_str_byte, _ := yaml.Marshal(&httpobj.http_econfig_tmp)
w.WriteHeader(http.StatusOK)
w.Write(ret_str_byte)
return
@ -422,55 +553,59 @@ func peeradd(w http.ResponseWriter, r *http.Request) { //Waiting for test
func peerdel(w http.ResponseWriter, r *http.Request) { //Waiting for test
params := r.URL.Query()
toDelete := config.Broadcast
toDelete := mtypes.Broadcast
PasswordA, has := params["Password"]
PubKey := ""
if has {
password := PasswordA[0]
if password == http_passwords.DelPeer {
NodeIDA, has := params["nodeid"]
if !has {
w.WriteHeader(http.StatusBadRequest)
w.Write([]byte("Need NodeID"))
return
}
NID, err := strconv.ParseUint(NodeIDA[0], 10, 16)
var err error
var NodeID mtypes.Vertex
var PrivKey string
var PubKey string
password, pwderr := extractParamsStr(params, "Password", nil)
httpobj.Lock()
defer httpobj.Unlock()
if pwderr == nil { // user provide the password
if password == httpobj.http_passwords.DelPeer {
NodeID, err = extractParamsVertex(params, "nodeid", w)
if err != nil {
w.WriteHeader(http.StatusBadRequest)
w.Write([]byte(fmt.Sprint(err)))
return
}
NodeID := config.Vertex(NID)
toDelete = NodeID
if _, has := httpobj.http_PeerID2Info[toDelete]; !has {
w.WriteHeader(http.StatusNotFound)
w.Write([]byte(fmt.Sprintf("Paramater nodeid: \"%v\" not found", PubKey)))
return
}
} else {
w.WriteHeader(http.StatusUnauthorized)
w.Write([]byte("Paramater Password: Wrong password"))
return
}
} else { // user don't provide the password
PrivKey, err = extractParamsStr(params, "privkey", w)
if err != nil {
return
}
}
PriKeyA, has := params["privkey"]
if has && PriKeyA[0] != "" {
PrivKey := PriKeyA[0]
privk, err := device.Str2PriKey(PrivKey)
if err != nil {
w.WriteHeader(http.StatusInternalServerError)
w.Write([]byte(fmt.Sprint(err)))
w.Write([]byte(fmt.Sprintf("Paramater privkey: %v", err)))
return
}
pubk := privk.PublicKey()
PubKey = pubk.ToString()
for _, peerinfo := range http_sconfig.Peers {
for _, peerinfo := range httpobj.http_sconfig.Peers {
if peerinfo.PubKey == PubKey {
toDelete = peerinfo.NodeID
}
}
}
if toDelete == config.Broadcast {
w.WriteHeader(http.StatusUnauthorized)
w.Write([]byte("Wrong password or private key."))
return
if toDelete == mtypes.Broadcast {
w.WriteHeader(http.StatusNotFound)
w.Write([]byte(fmt.Sprintf("Paramater privkey: \"%v\" not found", PubKey)))
return
}
}
var peers_new []config.SuperPeerInfo
for _, peerinfo := range http_sconfig.Peers {
var peers_new []mtypes.SuperPeerInfo
for _, peerinfo := range httpobj.http_sconfig.Peers {
if peerinfo.NodeID == toDelete {
super_peerdel(peerinfo.NodeID)
} else {
@ -478,9 +613,9 @@ func peerdel(w http.ResponseWriter, r *http.Request) { //Waiting for test
}
}
http_sconfig.Peers = peers_new
configbytes, _ := yaml.Marshal(http_sconfig)
ioutil.WriteFile(http_sconfig_path, configbytes, 0644)
httpobj.http_sconfig.Peers = peers_new
mtypesBytes, _ := yaml.Marshal(httpobj.http_sconfig)
ioutil.WriteFile(httpobj.http_sconfig_path, mtypesBytes, 0644)
w.WriteHeader(http.StatusOK)
w.Write([]byte("Node ID: " + toDelete.ToString() + " deleted."))
return
@ -493,7 +628,8 @@ func HttpServer(http_port int, apiprefix string) {
}
mux.HandleFunc(apiprefix+"/peerinfo", get_peerinfo)
mux.HandleFunc(apiprefix+"/nhtable", get_nhtable)
mux.HandleFunc(apiprefix+"/peerstate", get_info)
mux.HandleFunc(apiprefix+"/peerstate", get_peerstate)
mux.HandleFunc(apiprefix+"/post/nodeinfo", post_nodeinfo)
mux.HandleFunc(apiprefix+"/peer/add", peeradd) //Waiting for test
mux.HandleFunc(apiprefix+"/peer/del", peerdel) //Waiting for test
http.ListenAndServe(":"+strconv.Itoa(http_port), mux)

285
main_super.go
View File

@ -22,17 +22,17 @@ import (
"github.com/google/shlex"
"github.com/KusakabeSi/EtherGuardVPN/config"
"github.com/KusakabeSi/EtherGuardVPN/conn"
"github.com/KusakabeSi/EtherGuardVPN/device"
"github.com/KusakabeSi/EtherGuardVPN/ipc"
"github.com/KusakabeSi/EtherGuardVPN/path"
"github.com/KusakabeSi/EtherGuardVPN/tap"
"github.com/KusakabeSi/EtherGuard-VPN/conn"
"github.com/KusakabeSi/EtherGuard-VPN/device"
"github.com/KusakabeSi/EtherGuard-VPN/ipc"
"github.com/KusakabeSi/EtherGuard-VPN/mtypes"
"github.com/KusakabeSi/EtherGuard-VPN/path"
"github.com/KusakabeSi/EtherGuard-VPN/tap"
yaml "gopkg.in/yaml.v2"
)
func checkNhTable(NhTable config.NextHopTable, peers []config.SuperPeerInfo) error {
allpeer := make(map[config.Vertex]bool, len(peers))
func checkNhTable(NhTable mtypes.NextHopTable, peers []mtypes.SuperPeerInfo) error {
allpeer := make(map[mtypes.Vertex]bool, len(peers))
for _, peer1 := range peers {
allpeer[peer1.NodeID] = true
}
@ -62,16 +62,16 @@ func checkNhTable(NhTable config.NextHopTable, peers []config.SuperPeerInfo) err
}
func printExampleSuperConf() {
v1 := config.Vertex(1)
v2 := config.Vertex(2)
v1 := mtypes.Vertex(1)
v2 := mtypes.Vertex(2)
sconfig := config.SuperConfig{
sconfig := mtypes.SuperConfig{
NodeName: "NodeSuper",
PostScript: "",
PrivKeyV4: "mL5IW0GuqbjgDeOJuPHBU2iJzBPNKhaNEXbIGwwYWWk=",
PrivKeyV6: "+EdOKIoBp/EvIusHDsvXhV1RJYbyN3Qr8nxlz35wl3I=",
ListenPort: 3000,
LogLevel: config.LoggerInfo{
LogLevel: mtypes.LoggerInfo{
LogLevel: "normal",
LogTransit: true,
LogControl: true,
@ -80,12 +80,12 @@ func printExampleSuperConf() {
LogNTP: false,
},
RePushConfigInterval: 30,
Passwords: config.Passwords{
Passwords: mtypes.Passwords{
ShowState: "passwd",
AddPeer: "passwd_addpeer",
DelPeer: "passwd_delpeer",
},
GraphRecalculateSetting: config.GraphRecalculateSetting{
GraphRecalculateSetting: mtypes.GraphRecalculateSetting{
StaticMode: false,
JitterTolerance: 5,
JitterToleranceMultiplier: 1.01,
@ -93,17 +93,17 @@ func printExampleSuperConf() {
TimeoutCheckInterval: 5,
RecalculateCoolDown: 5,
},
NextHopTable: config.NextHopTable{
config.Vertex(1): {
config.Vertex(2): &v2,
NextHopTable: mtypes.NextHopTable{
mtypes.Vertex(1): {
mtypes.Vertex(2): &v2,
},
config.Vertex(2): {
config.Vertex(1): &v1,
mtypes.Vertex(2): {
mtypes.Vertex(1): &v1,
},
},
EdgeTemplate: "example_config/super_mode/n1.yaml",
UsePSKForInterEdge: true,
Peers: []config.SuperPeerInfo{
Peers: []mtypes.SuperPeerInfo{
{
NodeID: 1,
Name: "Node_01",
@ -131,15 +131,15 @@ func Super(configPath string, useUAPI bool, printExample bool, bindmode string)
printExampleSuperConf()
return nil
}
var sconfig config.SuperConfig
var sconfig mtypes.SuperConfig
err = readYaml(configPath, &sconfig)
if err != nil {
fmt.Printf("Error read config: %v\t%v\n", configPath, err)
return err
}
http_sconfig = &sconfig
err = readYaml(sconfig.EdgeTemplate, &http_econfig_tmp)
httpobj.http_sconfig = &sconfig
err = readYaml(sconfig.EdgeTemplate, &httpobj.http_econfig_tmp)
if err != nil {
fmt.Printf("Error read config: %v\t%v\n", sconfig.EdgeTemplate, err)
return err
@ -170,41 +170,41 @@ func Super(configPath string, useUAPI bool, printExample bool, bindmode string)
fmt.Sprintf("(%s) ", NodeName+"_v6"),
)
http_sconfig_path = configPath
http_PeerState = make(map[string]*PeerState)
http_PeerIPs = make(map[string]*HttpPeerLocalIP)
http_PeerID2Info = make(map[config.Vertex]config.SuperPeerInfo)
http_HashSalt = []byte(config.RandomStr(32, "Salt generate failed"))
http_passwords = sconfig.Passwords
httpobj.http_sconfig_path = configPath
httpobj.http_PeerState = make(map[string]*PeerState)
httpobj.http_PeerIPs = make(map[string]*HttpPeerLocalIP)
httpobj.http_PeerID2Info = make(map[mtypes.Vertex]mtypes.SuperPeerInfo)
httpobj.http_HashSalt = []byte(mtypes.RandomStr(32, fmt.Sprintf("%v", time.Now())))
httpobj.http_passwords = sconfig.Passwords
http_super_chains = &path.SUPER_Events{
Event_server_pong: make(chan path.PongMsg, 1<<5),
Event_server_register: make(chan path.RegisterMsg, 1<<5),
httpobj.http_super_chains = &mtypes.SUPER_Events{
Event_server_pong: make(chan mtypes.PongMsg, 1<<5),
Event_server_register: make(chan mtypes.RegisterMsg, 1<<5),
}
http_graph = path.NewGraph(3, true, sconfig.GraphRecalculateSetting, config.NTPinfo{}, sconfig.LogLevel)
http_graph.SetNHTable(http_sconfig.NextHopTable, [32]byte{})
httpobj.http_graph = path.NewGraph(3, true, sconfig.GraphRecalculateSetting, mtypes.NTPinfo{}, sconfig.LogLevel)
httpobj.http_graph.SetNHTable(httpobj.http_sconfig.NextHopTable, [32]byte{})
if sconfig.GraphRecalculateSetting.StaticMode {
err = checkNhTable(http_sconfig.NextHopTable, sconfig.Peers)
err = checkNhTable(httpobj.http_sconfig.NextHopTable, sconfig.Peers)
if err != nil {
return err
}
}
thetap4, _ := tap.CreateDummyTAP()
http_device4 = device.NewDevice(thetap4, config.SuperNodeMessage, conn.NewDefaultBind(true, false, bindmode), logger4, http_graph, true, configPath, nil, &sconfig, http_super_chains, Version)
defer http_device4.Close()
httpobj.http_device4 = device.NewDevice(thetap4, mtypes.SuperNodeMessage, conn.NewDefaultBind(true, false, bindmode), logger4, httpobj.http_graph, true, configPath, nil, &sconfig, httpobj.http_super_chains, Version)
defer httpobj.http_device4.Close()
thetap6, _ := tap.CreateDummyTAP()
http_device6 = device.NewDevice(thetap6, config.SuperNodeMessage, conn.NewDefaultBind(false, true, bindmode), logger6, http_graph, true, configPath, nil, &sconfig, http_super_chains, Version)
defer http_device6.Close()
httpobj.http_device6 = device.NewDevice(thetap6, mtypes.SuperNodeMessage, conn.NewDefaultBind(false, true, bindmode), logger6, httpobj.http_graph, true, configPath, nil, &sconfig, httpobj.http_super_chains, Version)
defer httpobj.http_device6.Close()
if sconfig.PrivKeyV4 != "" {
pk4, err := device.Str2PriKey(sconfig.PrivKeyV4)
if err != nil {
fmt.Println("Error decode base64 ", err)
return err
}
http_device4.SetPrivateKey(pk4)
http_device4.IpcSet("fwmark=0\n")
http_device4.IpcSet("listen_port=" + strconv.Itoa(sconfig.ListenPort) + "\n")
http_device4.IpcSet("replace_peers=true\n")
httpobj.http_device4.SetPrivateKey(pk4)
httpobj.http_device4.IpcSet("fwmark=0\n")
httpobj.http_device4.IpcSet("listen_port=" + strconv.Itoa(sconfig.ListenPort) + "\n")
httpobj.http_device4.IpcSet("replace_peers=true\n")
}
if sconfig.PrivKeyV6 != "" {
@ -213,10 +213,10 @@ func Super(configPath string, useUAPI bool, printExample bool, bindmode string)
fmt.Println("Error decode base64 ", err)
return err
}
http_device6.SetPrivateKey(pk6)
http_device6.IpcSet("fwmark=0\n")
http_device6.IpcSet("listen_port=" + strconv.Itoa(sconfig.ListenPort) + "\n")
http_device6.IpcSet("replace_peers=true\n")
httpobj.http_device6.SetPrivateKey(pk6)
httpobj.http_device6.IpcSet("fwmark=0\n")
httpobj.http_device6.IpcSet("listen_port=" + strconv.Itoa(sconfig.ListenPort) + "\n")
httpobj.http_device6.IpcSet("replace_peers=true\n")
}
for _, peerconf := range sconfig.Peers {
@ -231,19 +231,19 @@ func Super(configPath string, useUAPI bool, printExample bool, bindmode string)
errs := make(chan error, 1<<3)
term := make(chan os.Signal, 1)
if useUAPI {
uapi4, err := startUAPI(NodeName+"_v4", logger4, http_device4, errs)
uapi4, err := startUAPI(NodeName+"_v4", logger4, httpobj.http_device4, errs)
if err != nil {
return err
}
defer uapi4.Close()
uapi6, err := startUAPI(NodeName+"_v6", logger6, http_device6, errs)
uapi6, err := startUAPI(NodeName+"_v6", logger6, httpobj.http_device6, errs)
if err != nil {
return err
}
defer uapi6.Close()
}
go Event_server_event_hendler(http_graph, http_super_chains)
go Event_server_event_hendler(httpobj.http_graph, httpobj.http_super_chains)
go RoutinePushSettings(path.S2TD(sconfig.RePushConfigInterval))
go RoutineTimeoutCheck()
go HttpServer(sconfig.ListenPort, "/api")
@ -271,22 +271,20 @@ func Super(configPath string, useUAPI bool, printExample bool, bindmode string)
select {
case <-term:
case <-errs:
case <-http_device4.Wait():
case <-http_device6.Wait():
case <-httpobj.http_device4.Wait():
case <-httpobj.http_device6.Wait():
}
logger4.Verbosef("Shutting down")
return
}
func super_peeradd(peerconf config.SuperPeerInfo) error {
func super_peeradd(peerconf mtypes.SuperPeerInfo) error {
// No lock, lock before call me
pk, err := device.Str2PubKey(peerconf.PubKey)
if err != nil {
return fmt.Errorf("Error decode base64 :%v", err)
}
if peerconf.AdditionalCost < 0 {
return fmt.Errorf("AdditionalCost can't smaller than zero!")
}
if http_sconfig.PrivKeyV4 != "" {
if httpobj.http_sconfig.PrivKeyV4 != "" {
var psk device.NoisePresharedKey
if peerconf.PSKey != "" {
psk, err = device.Str2PSKey(peerconf.PSKey)
@ -294,7 +292,7 @@ func super_peeradd(peerconf config.SuperPeerInfo) error {
return fmt.Errorf("Error decode base64 :%v", err)
}
}
peer4, err := http_device4.NewPeer(pk, peerconf.NodeID, false)
peer4, err := httpobj.http_device4.NewPeer(pk, peerconf.NodeID, false)
if err != nil {
return fmt.Errorf("Error create peer id :%v", err)
}
@ -303,7 +301,7 @@ func super_peeradd(peerconf config.SuperPeerInfo) error {
peer4.SetPSK(psk)
}
}
if http_sconfig.PrivKeyV6 != "" {
if httpobj.http_sconfig.PrivKeyV6 != "" {
var psk device.NoisePresharedKey
if peerconf.PSKey != "" {
psk, err = device.Str2PSKey(peerconf.PSKey)
@ -311,7 +309,7 @@ func super_peeradd(peerconf config.SuperPeerInfo) error {
return fmt.Errorf("Error decode base64 :%v", err)
}
}
peer6, err := http_device6.NewPeer(pk, peerconf.NodeID, false)
peer6, err := httpobj.http_device6.NewPeer(pk, peerconf.NodeID, false)
if err != nil {
return fmt.Errorf("Error create peer id :%v", err)
}
@ -320,104 +318,111 @@ func super_peeradd(peerconf config.SuperPeerInfo) error {
peer6.SetPSK(psk)
}
}
http_maps_lock.Lock()
http_PeerID2Info[peerconf.NodeID] = peerconf
http_PeerState[peerconf.PubKey] = &PeerState{}
http_PeerIPs[peerconf.PubKey] = &HttpPeerLocalIP{}
http_maps_lock.Unlock()
httpobj.http_PeerID2Info[peerconf.NodeID] = peerconf
httpobj.http_PeerState[peerconf.PubKey] = &PeerState{}
httpobj.http_PeerIPs[peerconf.PubKey] = &HttpPeerLocalIP{}
return nil
}
func super_peerdel(toDelete config.Vertex) {
http_maps_lock.RLock()
PubKey := http_PeerID2Info[toDelete].PubKey
http_maps_lock.RUnlock()
UpdateErrorMsg := path.UpdateErrorMsg{
func super_peerdel(toDelete mtypes.Vertex) {
// No lock, lock before call me
if _, has := httpobj.http_PeerID2Info[toDelete]; !has {
return
}
PubKey := httpobj.http_PeerID2Info[toDelete].PubKey
delete(httpobj.http_PeerState, PubKey)
delete(httpobj.http_PeerIPs, PubKey)
delete(httpobj.http_PeerID2Info, toDelete)
go super_peerdel_notify(toDelete, PubKey)
}
func super_peerdel_notify(toDelete mtypes.Vertex, PubKey string) {
UpdateErrorMsg := mtypes.ServerCommandMsg{
Node_id: toDelete,
Action: path.Shutdown,
ErrorCode: 410,
Action: mtypes.Shutdown,
ErrorCode: int(syscall.ENOENT),
ErrorMsg: "You've been removed from supernode.",
}
for i := 0; i < 10; i++ {
body, _ := path.GetByte(&UpdateErrorMsg)
body, _ := mtypes.GetByte(&UpdateErrorMsg)
buf := make([]byte, path.EgHeaderLen+len(body))
header, _ := path.NewEgHeader(buf[:path.EgHeaderLen])
header.SetSrc(config.SuperNodeMessage)
header.SetSrc(mtypes.SuperNodeMessage)
header.SetTTL(0)
header.SetPacketLength(uint16(len(body)))
copy(buf[path.EgHeaderLen:], body)
header.SetDst(toDelete)
peer4 := http_device4.LookupPeerByStr(PubKey)
http_device4.SendPacket(peer4, path.UpdateError, buf, device.MessageTransportOffsetContent)
peer4 := httpobj.http_device4.LookupPeerByStr(PubKey)
httpobj.http_device4.SendPacket(peer4, path.UpdateError, buf, device.MessageTransportOffsetContent)
peer6 := http_device6.LookupPeerByStr(PubKey)
http_device6.SendPacket(peer6, path.UpdateError, buf, device.MessageTransportOffsetContent)
peer6 := httpobj.http_device6.LookupPeerByStr(PubKey)
httpobj.http_device6.SendPacket(peer6, path.UpdateError, buf, device.MessageTransportOffsetContent)
time.Sleep(path.S2TD(0.1))
}
http_device4.RemovePeerByID(toDelete)
http_device6.RemovePeerByID(toDelete)
http_graph.RemoveVirt(toDelete, true, false)
http_maps_lock.Lock()
delete(http_PeerState, PubKey)
delete(http_PeerIPs, PubKey)
delete(http_PeerID2Info, toDelete)
http_maps_lock.Unlock()
httpobj.http_device4.RemovePeerByID(toDelete)
httpobj.http_device6.RemovePeerByID(toDelete)
httpobj.http_graph.RemoveVirt(toDelete, true, false)
}
func Event_server_event_hendler(graph *path.IG, events *path.SUPER_Events) {
func Event_server_event_hendler(graph *path.IG, events *mtypes.SUPER_Events) {
for {
select {
case reg_msg := <-events.Event_server_register:
var should_push_peer bool
var should_push_nh bool
http_maps_lock.RLock()
if reg_msg.Node_id < config.Special_NodeID {
http_PeerState[http_PeerID2Info[reg_msg.Node_id].PubKey].LastSeen = time.Now()
PubKey := http_PeerID2Info[reg_msg.Node_id].PubKey
if bytes.Equal(http_PeerState[PubKey].NhTableState[:], reg_msg.NhStateHash[:]) == false {
copy(http_PeerState[PubKey].NhTableState[:], reg_msg.NhStateHash[:])
NodeID := reg_msg.Node_id
httpobj.RLock()
PubKey := httpobj.http_PeerID2Info[NodeID].PubKey
if reg_msg.Node_id < mtypes.Special_NodeID {
httpobj.http_PeerState[PubKey].LastSeen = time.Now()
httpobj.http_PeerState[PubKey].JETSecret = reg_msg.JWTSecret
httpobj.http_PeerState[PubKey].httpPostCount = reg_msg.HttpPostCount
if bytes.Equal(httpobj.http_PeerState[PubKey].NhTableState[:], reg_msg.NhStateHash[:]) == false {
copy(httpobj.http_PeerState[PubKey].NhTableState[:], reg_msg.NhStateHash[:])
should_push_nh = true
}
if bytes.Equal(http_PeerState[PubKey].PeerInfoState[:], reg_msg.PeerStateHash[:]) == false {
copy(http_PeerState[PubKey].PeerInfoState[:], reg_msg.PeerStateHash[:])
if bytes.Equal(httpobj.http_PeerState[PubKey].PeerInfoState[:], reg_msg.PeerStateHash[:]) == false {
copy(httpobj.http_PeerState[PubKey].PeerInfoState[:], reg_msg.PeerStateHash[:])
should_push_peer = true
}
http_PeerIPs[PubKey].IPv4 = reg_msg.LocalV4
http_PeerIPs[PubKey].IPv6 = reg_msg.LocalV6
}
var peer_state_changed bool
http_PeerInfo, http_PeerInfo_hash, peer_state_changed = get_api_peers(http_PeerInfo_hash)
http_maps_lock.RUnlock()
httpobj.http_PeerInfo, httpobj.http_PeerInfo_hash, peer_state_changed = get_api_peers(httpobj.http_PeerInfo_hash)
if should_push_peer || peer_state_changed {
PushPeerinfo(false)
}
if should_push_nh {
PushNhTable(false)
}
httpobj.RUnlock()
case pong_msg := <-events.Event_server_pong:
var changed bool
http_maps_lock.RLock()
if pong_msg.Src_nodeID < config.Special_NodeID && pong_msg.Dst_nodeID < config.Special_NodeID {
changed = graph.UpdateLatency(pong_msg.Src_nodeID, pong_msg.Dst_nodeID, pong_msg.Timediff, http_PeerID2Info[pong_msg.Dst_nodeID].AdditionalCost, true, true)
httpobj.RLock()
if pong_msg.Src_nodeID < mtypes.Special_NodeID && pong_msg.Dst_nodeID < mtypes.Special_NodeID {
AdditionalCost_use := httpobj.http_PeerID2Info[pong_msg.Dst_nodeID].AdditionalCost
if AdditionalCost_use < 0 {
AdditionalCost_use = pong_msg.AdditionalCost
}
changed = httpobj.http_graph.UpdateLatency(pong_msg.Src_nodeID, pong_msg.Dst_nodeID, pong_msg.Timediff, pong_msg.TimeToAlive, AdditionalCost_use, true, true)
} else {
if http_graph.CheckAnyShouldUpdate() {
changed = http_graph.RecalculateNhTable(true)
if httpobj.http_graph.CheckAnyShouldUpdate() {
changed = httpobj.http_graph.RecalculateNhTable(true)
}
}
http_maps_lock.RUnlock()
if changed {
NhTable := graph.GetNHTable(true)
NhTablestr, _ := json.Marshal(NhTable)
md5_hash_raw := md5.Sum(append(http_NhTableStr, http_HashSalt...))
md5_hash_raw := md5.Sum(append(httpobj.http_NhTableStr, httpobj.http_HashSalt...))
new_hash_str := hex.EncodeToString(md5_hash_raw[:])
new_hash_str_byte := []byte(new_hash_str)
copy(http_NhTable_Hash[:], new_hash_str_byte)
copy(httpobj.http_NhTable_Hash[:], new_hash_str_byte)
copy(graph.NhTableHash[:], new_hash_str_byte)
http_NhTableStr = NhTablestr
httpobj.http_NhTableStr = NhTablestr
PushNhTable(false)
}
httpobj.RUnlock()
}
}
}
@ -440,22 +445,23 @@ func RoutinePushSettings(interval time.Duration) {
func RoutineTimeoutCheck() {
for {
http_super_chains.Event_server_register <- path.RegisterMsg{
Node_id: config.SuperNodeMessage,
httpobj.http_super_chains.Event_server_register <- mtypes.RegisterMsg{
Node_id: mtypes.SuperNodeMessage,
Version: "dummy",
}
http_super_chains.Event_server_pong <- path.PongMsg{
httpobj.http_super_chains.Event_server_pong <- mtypes.PongMsg{
RequestID: 0,
Src_nodeID: config.SuperNodeMessage,
Dst_nodeID: config.SuperNodeMessage,
Src_nodeID: mtypes.SuperNodeMessage,
Dst_nodeID: mtypes.SuperNodeMessage,
}
time.Sleep(http_graph.TimeoutCheckInterval)
time.Sleep(httpobj.http_graph.TimeoutCheckInterval)
}
}
func PushNhTable(force bool) {
body, err := path.GetByte(path.UpdateNhTableMsg{
State_hash: http_NhTable_Hash,
// No lock
body, err := mtypes.GetByte(mtypes.UpdateNhTableMsg{
State_hash: httpobj.http_NhTable_Hash,
})
if err != nil {
fmt.Println("Error get byte")
@ -463,32 +469,31 @@ func PushNhTable(force bool) {
}
buf := make([]byte, path.EgHeaderLen+len(body))
header, _ := path.NewEgHeader(buf[:path.EgHeaderLen])
header.SetDst(config.SuperNodeMessage)
header.SetDst(mtypes.SuperNodeMessage)
header.SetPacketLength(uint16(len(body)))
header.SetSrc(config.SuperNodeMessage)
header.SetSrc(mtypes.SuperNodeMessage)
header.SetTTL(0)
copy(buf[path.EgHeaderLen:], body)
http_maps_lock.RLock()
for pkstr, peerstate := range http_PeerState {
isAlive := peerstate.LastSeen.Add(path.S2TD(http_sconfig.GraphRecalculateSetting.NodeReportTimeout)).After(time.Now())
for pkstr, peerstate := range httpobj.http_PeerState {
isAlive := peerstate.LastSeen.Add(path.S2TD(httpobj.http_sconfig.GraphRecalculateSetting.NodeReportTimeout)).After(time.Now())
if !isAlive {
continue
}
if force || peerstate.NhTableState != http_NhTable_Hash {
if peer := http_device4.LookupPeerByStr(pkstr); peer != nil && peer.GetEndpointDstStr() != "" {
http_device4.SendPacket(peer, path.UpdateNhTable, buf, device.MessageTransportOffsetContent)
if force || peerstate.NhTableState != httpobj.http_NhTable_Hash {
if peer := httpobj.http_device4.LookupPeerByStr(pkstr); peer != nil && peer.GetEndpointDstStr() != "" {
httpobj.http_device4.SendPacket(peer, path.UpdateNhTable, buf, device.MessageTransportOffsetContent)
}
if peer := http_device6.LookupPeerByStr(pkstr); peer != nil && peer.GetEndpointDstStr() != "" {
http_device6.SendPacket(peer, path.UpdateNhTable, buf, device.MessageTransportOffsetContent)
if peer := httpobj.http_device6.LookupPeerByStr(pkstr); peer != nil && peer.GetEndpointDstStr() != "" {
httpobj.http_device6.SendPacket(peer, path.UpdateNhTable, buf, device.MessageTransportOffsetContent)
}
}
}
http_maps_lock.RUnlock()
}
func PushPeerinfo(force bool) {
body, err := path.GetByte(path.UpdatePeerMsg{
State_hash: http_PeerInfo_hash,
//No lock
body, err := mtypes.GetByte(mtypes.UpdatePeerMsg{
State_hash: httpobj.http_PeerInfo_hash,
})
if err != nil {
fmt.Println("Error get byte")
@ -496,27 +501,25 @@ func PushPeerinfo(force bool) {
}
buf := make([]byte, path.EgHeaderLen+len(body))
header, _ := path.NewEgHeader(buf[:path.EgHeaderLen])
header.SetDst(config.SuperNodeMessage)
header.SetDst(mtypes.SuperNodeMessage)
header.SetPacketLength(uint16(len(body)))
header.SetSrc(config.SuperNodeMessage)
header.SetSrc(mtypes.SuperNodeMessage)
header.SetTTL(0)
copy(buf[path.EgHeaderLen:], body)
http_maps_lock.RLock()
for pkstr, peerstate := range http_PeerState {
isAlive := peerstate.LastSeen.Add(path.S2TD(http_sconfig.GraphRecalculateSetting.NodeReportTimeout)).After(time.Now())
for pkstr, peerstate := range httpobj.http_PeerState {
isAlive := peerstate.LastSeen.Add(path.S2TD(httpobj.http_sconfig.GraphRecalculateSetting.NodeReportTimeout)).After(time.Now())
if !isAlive {
continue
}
if force || peerstate.PeerInfoState != http_PeerInfo_hash {
if peer := http_device4.LookupPeerByStr(pkstr); peer != nil {
http_device4.SendPacket(peer, path.UpdatePeer, buf, device.MessageTransportOffsetContent)
if force || peerstate.PeerInfoState != httpobj.http_PeerInfo_hash {
if peer := httpobj.http_device4.LookupPeerByStr(pkstr); peer != nil {
httpobj.http_device4.SendPacket(peer, path.UpdatePeer, buf, device.MessageTransportOffsetContent)
}
if peer := http_device6.LookupPeerByStr(pkstr); peer != nil {
http_device6.SendPacket(peer, path.UpdatePeer, buf, device.MessageTransportOffsetContent)
if peer := httpobj.http_device6.LookupPeerByStr(pkstr); peer != nil {
httpobj.http_device6.SendPacket(peer, path.UpdatePeer, buf, device.MessageTransportOffsetContent)
}
}
}
http_maps_lock.RUnlock()
}
func startUAPI(interfaceName string, logger *device.Logger, the_device *device.Device, errs chan error) (net.Listener, error) {

64
config/config.go → mtypes/config.go
View File

@ -1,7 +1,6 @@
package config
package mtypes
import (
"crypto/rand"
"math"
"strconv"
)
@ -13,7 +12,8 @@ const (
Broadcast Vertex = math.MaxUint16 - iota // Normal boardcast, boardcast with route table
ControlMessage Vertex = math.MaxUint16 - iota // p2p mode: boardcast to every know peer and prevent dup. super mode: send to supernode
SuperNodeMessage Vertex = math.MaxUint16 - iota
Special_NodeID Vertex = SuperNodeMessage
BrokenMessage Vertex = math.MaxUint16 - iota
Special_NodeID Vertex = BrokenMessage
)
type EdgeConfig struct {
@ -132,6 +132,8 @@ type SuperInfo struct {
ConnURLV6 string
PubKeyV6 string
APIUrl string
SkipLocalIP bool
HttpPostInterval float64
SuperNodeInfoTimeout float64
}
@ -154,26 +156,52 @@ type GraphRecalculateSetting struct {
type DistTable map[Vertex]map[Vertex]float64
type NextHopTable map[Vertex]map[Vertex]*Vertex
type API_connurl struct {
ExternalV4 map[string]float64
ExternalV6 map[string]float64
LocalV4 map[string]float64
LocalV6 map[string]float64
}
func (Connurl *API_connurl) IsEmpty() bool {
return len(Connurl.ExternalV4)+len(Connurl.ExternalV6)+len(Connurl.LocalV4)+len(Connurl.LocalV6) == 0
}
func (Connurl *API_connurl) GetList(UseLocal bool) (ret map[string]float64) {
ret = make(map[string]float64)
if UseLocal {
if Connurl.LocalV4 != nil {
for k, v := range Connurl.LocalV4 {
ret[k] = v
}
}
if Connurl.LocalV6 != nil {
for k, v := range Connurl.LocalV6 {
ret[k] = v
}
}
}
if Connurl.ExternalV4 != nil {
for k, v := range Connurl.ExternalV4 {
ret[k] = v
}
}
if Connurl.ExternalV6 != nil {
for k, v := range Connurl.ExternalV6 {
ret[k] = v
}
}
return
}
type API_Peerinfo struct {
NodeID Vertex
PSKey string
Connurl map[string]float64
Connurl *API_connurl
}
type API_Peers map[string]API_Peerinfo // map[PubKey]API_Peerinfo
type JWTSecret [32]byte
const chars = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
func RandomStr(length int, defaults string) string {
bytes := make([]byte, length)
if _, err := rand.Read(bytes); err != nil {
return defaults
}
for i, b := range bytes {
bytes[i] = chars[b%byte(len(chars))]
}
return string(bytes)
}

65
mtypes/functions.go Normal file
View File

@ -0,0 +1,65 @@
package mtypes
import (
"bytes"
"compress/gzip"
"crypto/rand"
"fmt"
"io/ioutil"
"time"
)
func S2TD(secs float64) time.Duration {
return time.Duration(secs * float64(time.Second))
}
func RandomStr(length int, defaults string) string {
bytes := make([]byte, length)
if _, err := rand.Read(bytes); err != nil {
if len(defaults) < length {
defaults = fmt.Sprintf("%*s\n", length, defaults)
}
return defaults[:length]
}
for i, b := range bytes {
bytes[i] = chars[b%byte(len(chars))]
}
return string(bytes)
}
func RandomBytes(length int, defaults []byte) []byte {
bytes := make([]byte, length)
if _, err := rand.Read(bytes); err != nil {
copy(bytes, defaults)
return defaults
}
return bytes
}
func ByteSlice2Byte32(bytes []byte) (ret [32]byte) {
if len(bytes) != 32 {
fmt.Println("Not a 32 len byte")
}
copy(ret[:], bytes)
return
}
func Gzip(bytesIn []byte) (ret []byte) {
var b bytes.Buffer
w := gzip.NewWriter(&b)
w.Write([]byte(bytesIn))
w.Close()
return b.Bytes()
}
func GUzip(bytesIn []byte) (ret []byte, err error) {
b := bytes.NewReader(bytesIn)
r, err := gzip.NewReader(b)
if err != nil {
return
}
return ioutil.ReadAll(r)
}

73
path/metamessage.go → mtypes/metamessage.go
View File

@ -1,15 +1,14 @@
package path
package mtypes
import (
"bytes"
"encoding/base64"
"encoding/gob"
"fmt"
"net"
"strconv"
"time"
"github.com/KusakabeSi/EtherGuardVPN/config"
"github.com/golang-jwt/jwt"
)
func GetByte(structIn interface{}) (bb []byte, err error) {
@ -23,12 +22,12 @@ func GetByte(structIn interface{}) (bb []byte, err error) {
}
type RegisterMsg struct {
Node_id config.Vertex
Node_id Vertex
Version string
PeerStateHash [32]byte
NhStateHash [32]byte
LocalV4 net.UDPAddr
LocalV6 net.UDPAddr
JWTSecret JWTSecret
HttpPostCount uint64
}
func Hash2Str(h []byte) string {
@ -41,7 +40,7 @@ func Hash2Str(h []byte) string {
}
func (c *RegisterMsg) ToString() string {
return fmt.Sprint("RegisterMsg Node_id:"+c.Node_id.ToString(), " Version:"+c.Version, " PeerHash:"+Hash2Str(c.PeerStateHash[:]), " NhHash:"+Hash2Str(c.NhStateHash[:]), " LocalV4:"+c.LocalV4.String(), " LocalV6:"+c.LocalV6.String())
return fmt.Sprint("RegisterMsg Node_id:"+c.Node_id.ToString(), " Version:"+c.Version, " PeerHash:"+Hash2Str(c.PeerStateHash[:]), " NhHash:"+Hash2Str(c.NhStateHash[:]))
}
func ParseRegisterMsg(bin []byte) (StructPlace RegisterMsg, err error) {
@ -52,31 +51,34 @@ func ParseRegisterMsg(bin []byte) (StructPlace RegisterMsg, err error) {
return
}
type ErrorAction int
type ServerCommand int
const (
NoAction ErrorAction = iota
NoAction ServerCommand = iota
Shutdown
ThrowError
Panic
)
func (a *ErrorAction) ToString() string {
func (a *ServerCommand) ToString() string {
if *a == Shutdown {
return "shutdown"
return "Shutdown"
} else if *a == ThrowError {
return "ThrowError"
} else if *a == Panic {
return "panic"
return "Panic"
}
return "unknow"
return "Unknown"
}
type UpdateErrorMsg struct {
Node_id config.Vertex
Action ErrorAction
type ServerCommandMsg struct {
Node_id Vertex
Action ServerCommand
ErrorCode int
ErrorMsg string
}
func ParseUpdateErrorMsg(bin []byte) (StructPlace UpdateErrorMsg, err error) {
func ParseUpdateErrorMsg(bin []byte) (StructPlace ServerCommandMsg, err error) {
var b bytes.Buffer
b.Write(bin)
d := gob.NewDecoder(&b)
@ -84,8 +86,8 @@ func ParseUpdateErrorMsg(bin []byte) (StructPlace UpdateErrorMsg, err error) {
return
}
func (c *UpdateErrorMsg) ToString() string {
return "UpdateErrorMsg Node_id:" + c.Node_id.ToString() + " Action:" + c.Action.ToString() + " ErrorCode:" + strconv.Itoa(c.ErrorCode) + " ErrorMsg " + c.ErrorMsg
func (c *ServerCommandMsg) ToString() string {
return "ServerCommandMsg Node_id:" + c.Node_id.ToString() + " Action:" + c.Action.ToString() + " ErrorCode:" + strconv.Itoa(int(c.ErrorCode)) + " ErrorMsg " + c.ErrorMsg
}
type UpdatePeerMsg struct {
@ -122,7 +124,7 @@ func ParseUpdateNhTableMsg(bin []byte) (StructPlace UpdateNhTableMsg, err error)
type PingMsg struct {
RequestID uint32
Src_nodeID config.Vertex
Src_nodeID Vertex
Time time.Time
RequestReply int
}
@ -141,14 +143,15 @@ func ParsePingMsg(bin []byte) (StructPlace PingMsg, err error) {
type PongMsg struct {
RequestID uint32
Src_nodeID config.Vertex
Dst_nodeID config.Vertex
Timediff time.Duration
Src_nodeID Vertex
Dst_nodeID Vertex
Timediff float64
TimeToAlive float64
AdditionalCost float64
}
func (c *PongMsg) ToString() string {
return "PongMsg SID:" + c.Src_nodeID.ToString() + " DID:" + c.Dst_nodeID.ToString() + " Timediff:" + c.Timediff.String() + " RequestID:" + strconv.Itoa(int(c.RequestID))
return "PongMsg SID:" + c.Src_nodeID.ToString() + " DID:" + c.Dst_nodeID.ToString() + " Timediff:" + S2TD(c.Timediff).String() + " TTL:" + S2TD(c.TimeToAlive).String() + " RequestID:" + strconv.Itoa(int(c.RequestID))
}
func ParsePongMsg(bin []byte) (StructPlace PongMsg, err error) {
@ -177,7 +180,7 @@ func ParseQueryPeerMsg(bin []byte) (StructPlace QueryPeerMsg, err error) {
type BoardcastPeerMsg struct {
Request_ID uint32
NodeID config.Vertex
NodeID Vertex
PubKey [32]byte
ConnURL string
}
@ -194,6 +197,26 @@ func ParseBoardcastPeerMsg(bin []byte) (StructPlace BoardcastPeerMsg, err error)
return
}
type API_report_peerinfo struct {
Pongs []PongMsg
LocalV4s map[string]float64
LocalV6s map[string]float64
}
func ParseAPI_report_peerinfo(bin []byte) (StructPlace API_report_peerinfo, err error) {
var b bytes.Buffer
b.Write(bin)
d := gob.NewDecoder(&b)
err = d.Decode(&StructPlace)
return
}
type API_report_peerinfo_jwt_claims struct {
PostCount uint64
BodyHash string
jwt.StandardClaims
}
type SUPER_Events struct {
Event_server_pong chan PongMsg
Event_server_register chan RegisterMsg

14
path/header.go
View File

@ -4,7 +4,7 @@ import (
"encoding/binary"
"errors"
"github.com/KusakabeSi/EtherGuardVPN/config"
"github.com/KusakabeSi/EtherGuard-VPN/mtypes"
)
const EgHeaderLen = 7
@ -43,17 +43,17 @@ func NewEgHeader(pac []byte) (e EgHeader, err error) {
return
}
func (e EgHeader) GetDst() config.Vertex {
return config.Vertex(binary.BigEndian.Uint16(e.buf[0:2]))
func (e EgHeader) GetDst() mtypes.Vertex {
return mtypes.Vertex(binary.BigEndian.Uint16(e.buf[0:2]))
}
func (e EgHeader) SetDst(node_ID config.Vertex) {
func (e EgHeader) SetDst(node_ID mtypes.Vertex) {
binary.BigEndian.PutUint16(e.buf[0:2], uint16(node_ID))
}
func (e EgHeader) GetSrc() config.Vertex {
return config.Vertex(binary.BigEndian.Uint16(e.buf[2:4]))
func (e EgHeader) GetSrc() mtypes.Vertex {
return mtypes.Vertex(binary.BigEndian.Uint16(e.buf[2:4]))
}
func (e EgHeader) SetSrc(node_ID config.Vertex) {
func (e EgHeader) SetSrc(node_ID mtypes.Vertex) {
binary.BigEndian.PutUint16(e.buf[2:4], uint16(node_ID))
}

2
path/ntp.go
View File

@ -5,7 +5,7 @@ import (
"sort"
"time"
orderedmap "github.com/KusakabeSi/EtherGuardVPN/orderdmap"
orderedmap "github.com/KusakabeSi/EtherGuard-VPN/orderdmap"
"github.com/beevik/ntp"
)

168
path/path.go
View File

@ -11,8 +11,8 @@ import (
"sync"
"time"
"github.com/KusakabeSi/EtherGuardVPN/config"
orderedmap "github.com/KusakabeSi/EtherGuardVPN/orderdmap"
"github.com/KusakabeSi/EtherGuard-VPN/mtypes"
orderedmap "github.com/KusakabeSi/EtherGuard-VPN/orderdmap"
yaml "gopkg.in/yaml.v2"
)
@ -26,36 +26,35 @@ type Latency struct {
ping float64
ping_old float64
additionalCost float64
time time.Time
validUntil time.Time
}
type Fullroute struct {
Next config.NextHopTable `yaml:"NextHopTable"`
Dist config.DistTable `yaml:"DistanceTable"`
Next mtypes.NextHopTable `yaml:"NextHopTable"`
Dist mtypes.DistTable `yaml:"DistanceTable"`
}
// IG is a graph of integers that satisfies the Graph interface.
type IG struct {
Vert map[config.Vertex]bool
edges map[config.Vertex]map[config.Vertex]*Latency
Vert map[mtypes.Vertex]bool
edges map[mtypes.Vertex]map[mtypes.Vertex]*Latency
edgelock *sync.RWMutex
StaticMode bool
JitterTolerance float64
JitterToleranceMultiplier float64
NodeReportTimeout time.Duration
SuperNodeInfoTimeout time.Duration
RecalculateCoolDown time.Duration
TimeoutCheckInterval time.Duration
recalculateTime time.Time
dlTable config.DistTable
nhTable config.NextHopTable
dlTable mtypes.DistTable
nhTable mtypes.NextHopTable
NhTableHash [32]byte
NhTableExpire time.Time
IsSuperMode bool
loglevel config.LoggerInfo
loglevel mtypes.LoggerInfo
ntp_wg sync.WaitGroup
ntp_info config.NTPinfo
ntp_info mtypes.NTPinfo
ntp_offset time.Duration
ntp_servers orderedmap.OrderedMap // serverurl:lentancy
}
@ -64,19 +63,18 @@ func S2TD(secs float64) time.Duration {
return time.Duration(secs * float64(time.Second))
}
func NewGraph(num_node int, IsSuperMode bool, theconfig config.GraphRecalculateSetting, ntpinfo config.NTPinfo, loglevel config.LoggerInfo) *IG {
func NewGraph(num_node int, IsSuperMode bool, theconfig mtypes.GraphRecalculateSetting, ntpinfo mtypes.NTPinfo, loglevel mtypes.LoggerInfo) *IG {
g := IG{
edgelock: &sync.RWMutex{},
StaticMode: theconfig.StaticMode,
JitterTolerance: theconfig.JitterTolerance,
JitterToleranceMultiplier: theconfig.JitterToleranceMultiplier,
NodeReportTimeout: S2TD(theconfig.NodeReportTimeout),
RecalculateCoolDown: S2TD(theconfig.RecalculateCoolDown),
TimeoutCheckInterval: S2TD(theconfig.TimeoutCheckInterval),
ntp_info: ntpinfo,
}
g.Vert = make(map[config.Vertex]bool, num_node)
g.edges = make(map[config.Vertex]map[config.Vertex]*Latency, num_node)
g.Vert = make(map[mtypes.Vertex]bool, num_node)
g.edges = make(map[mtypes.Vertex]map[mtypes.Vertex]*Latency, num_node)
g.IsSuperMode = IsSuperMode
g.loglevel = loglevel
g.InitNTP()
@ -94,7 +92,7 @@ func (g *IG) GetWeightType(x float64) (y float64) {
return y
}
func (g *IG) ShouldUpdate(u config.Vertex, v config.Vertex, newval float64) bool {
func (g *IG) ShouldUpdate(u mtypes.Vertex, v mtypes.Vertex, newval float64) bool {
oldval := math.Abs(g.OldWeight(u, v, false) * 1000)
newval = math.Abs(newval * 1000)
if g.IsSuperMode {
@ -157,7 +155,7 @@ func (g *IG) RecalculateNhTable(checkchange bool) (changed bool) {
return
}
func (g *IG) RemoveVirt(v config.Vertex, recalculate bool, checkchange bool) (changed bool) { //Waiting for test
func (g *IG) RemoveVirt(v mtypes.Vertex, recalculate bool, checkchange bool) (changed bool) { //Waiting for test
g.edgelock.Lock()
delete(g.Vert, v)
delete(g.edges, v)
@ -172,31 +170,49 @@ func (g *IG) RemoveVirt(v config.Vertex, recalculate bool, checkchange bool) (ch
return
}
func (g *IG) UpdateLatency(u, v config.Vertex, dt time.Duration, additionalCost float64, recalculate bool, checkchange bool) (changed bool) {
if additionalCost < 0 {
additionalCost = 0
}
func (g *IG) UpdateLatency(src mtypes.Vertex, dst mtypes.Vertex, val float64, TimeToAlive float64, SuperAdditionalCost float64, recalculate bool, checkchange bool) (changed bool) {
return g.UpdateLatencyMulti([]mtypes.PongMsg{{
Src_nodeID: src,
Dst_nodeID: dst,
Timediff: val,
AdditionalCost: SuperAdditionalCost,
TimeToAlive: TimeToAlive,
}}, recalculate, checkchange)
}
func (g *IG) UpdateLatencyMulti(pong_info []mtypes.PongMsg, recalculate bool, checkchange bool) (changed bool) {
g.edgelock.Lock()
g.Vert[u] = true
g.Vert[v] = true
w := float64(dt) / float64(time.Second)
if _, ok := g.edges[u]; !ok {
g.recalculateTime = time.Time{}
g.edges[u] = make(map[config.Vertex]*Latency)
}
g.edgelock.Unlock()
should_update := g.ShouldUpdate(u, v, w)
g.edgelock.Lock()
if _, ok := g.edges[u][v]; ok {
g.edges[u][v].ping = w
g.edges[u][v].time = time.Now()
g.edges[u][v].additionalCost = additionalCost / 1000
} else {
g.edges[u][v] = &Latency{
ping: w,
ping_old: Infinity,
time: time.Now(),
additionalCost: additionalCost / 1000,
should_update := false
for _, pong_msg := range pong_info {
u := pong_msg.Src_nodeID
v := pong_msg.Dst_nodeID
w := pong_msg.Timediff
additionalCost := pong_msg.AdditionalCost
if additionalCost < 0 {
additionalCost = 0
}
g.Vert[u] = true
g.Vert[v] = true
if _, ok := g.edges[u]; !ok {
g.recalculateTime = time.Time{}
g.edges[u] = make(map[mtypes.Vertex]*Latency)
}
g.edgelock.Unlock()
should_update = should_update || g.ShouldUpdate(u, v, w)
g.edgelock.Lock()
if _, ok := g.edges[u][v]; ok {
g.edges[u][v].ping = w
g.edges[u][v].validUntil = time.Now().Add(mtypes.S2TD(pong_msg.TimeToAlive))
g.edges[u][v].additionalCost = additionalCost / 1000
} else {
g.edges[u][v] = &Latency{
ping: w,
ping_old: Infinity,
validUntil: time.Now().Add(mtypes.S2TD(pong_msg.TimeToAlive)),
additionalCost: additionalCost / 1000,
}
}
}
g.edgelock.Unlock()
@ -205,8 +221,8 @@ func (g *IG) UpdateLatency(u, v config.Vertex, dt time.Duration, additionalCost
}
return
}
func (g *IG) Vertices() map[config.Vertex]bool {
vr := make(map[config.Vertex]bool)
func (g *IG) Vertices() map[mtypes.Vertex]bool {
vr := make(map[mtypes.Vertex]bool)
g.edgelock.RLock()
defer g.edgelock.RUnlock()
for k, v := range g.Vert { //copy a new list
@ -214,7 +230,7 @@ func (g *IG) Vertices() map[config.Vertex]bool {
}
return vr
}
func (g IG) Neighbors(v config.Vertex) (vs []config.Vertex) {
func (g IG) Neighbors(v mtypes.Vertex) (vs []mtypes.Vertex) {
g.edgelock.RLock()
defer g.edgelock.RUnlock()
for k := range g.edges[v] { //copy a new list
@ -223,7 +239,7 @@ func (g IG) Neighbors(v config.Vertex) (vs []config.Vertex) {
return vs
}
func (g *IG) Next(u, v config.Vertex) *config.Vertex {
func (g *IG) Next(u, v mtypes.Vertex) *mtypes.Vertex {
if _, ok := g.nhTable[u]; !ok {
return nil
}
@ -233,7 +249,7 @@ func (g *IG) Next(u, v config.Vertex) *config.Vertex {
return g.nhTable[u][v]
}
func (g *IG) Weight(u, v config.Vertex, withAC bool) (ret float64) {
func (g *IG) Weight(u, v mtypes.Vertex, withAC bool) (ret float64) {
g.edgelock.RLock()
defer g.edgelock.RUnlock()
//defer func() { fmt.Println(u, v, ret) }()
@ -246,7 +262,7 @@ func (g *IG) Weight(u, v config.Vertex, withAC bool) (ret float64) {
if _, ok := g.edges[u][v]; !ok {
return Infinity
}
if time.Now().After(g.edges[u][v].time.Add(g.NodeReportTimeout)) {
if time.Now().After(g.edges[u][v].validUntil) {
return Infinity
}
ret = g.edges[u][v].ping
@ -259,7 +275,7 @@ func (g *IG) Weight(u, v config.Vertex, withAC bool) (ret float64) {
return
}
func (g *IG) OldWeight(u, v config.Vertex, withAC bool) (ret float64) {
func (g *IG) OldWeight(u, v mtypes.Vertex, withAC bool) (ret float64) {
g.edgelock.RLock()
defer g.edgelock.RUnlock()
if u == v {
@ -281,7 +297,7 @@ func (g *IG) OldWeight(u, v config.Vertex, withAC bool) (ret float64) {
return
}
func (g *IG) SetWeight(u, v config.Vertex, weight float64) {
func (g *IG) SetWeight(u, v mtypes.Vertex, weight float64) {
g.edgelock.Lock()
defer g.edgelock.Unlock()
if _, ok := g.edges[u]; !ok {
@ -293,7 +309,7 @@ func (g *IG) SetWeight(u, v config.Vertex, weight float64) {
g.edges[u][v].ping = weight
}
func (g *IG) SetOldWeight(u, v config.Vertex, weight float64) {
func (g *IG) SetOldWeight(u, v mtypes.Vertex, weight float64) {
g.edgelock.Lock()
defer g.edgelock.Unlock()
if _, ok := g.edges[u]; !ok {
@ -319,7 +335,7 @@ func (g *IG) RemoveAllNegativeValue() {
}
}
func (g *IG) FloydWarshall(again bool) (dist config.DistTable, next config.NextHopTable, err error) {
func (g *IG) FloydWarshall(again bool) (dist mtypes.DistTable, next mtypes.NextHopTable, err error) {
if g.loglevel.LogInternal {
if !again {
fmt.Println("Internal: Start Floyd Warshall algorithm")
@ -329,11 +345,11 @@ func (g *IG) FloydWarshall(again bool) (dist config.DistTable, next config.NextH
}
}
vert := g.Vertices()
dist = make(config.DistTable)
next = make(config.NextHopTable)
dist = make(mtypes.DistTable)
next = make(mtypes.NextHopTable)
for u, _ := range vert {
dist[u] = make(map[config.Vertex]float64)
next[u] = make(map[config.Vertex]*config.Vertex)
dist[u] = make(map[mtypes.Vertex]float64)
next[u] = make(map[mtypes.Vertex]*mtypes.Vertex)
for v, _ := range vert {
dist[u][v] = Infinity
}
@ -372,8 +388,8 @@ func (g *IG) FloydWarshall(again bool) (dist config.DistTable, next config.NextH
dist, next, _ = g.FloydWarshall(true)
return
} else {
dist = make(config.DistTable)
next = make(config.NextHopTable)
dist = make(mtypes.DistTable)
next = make(mtypes.NextHopTable)
err = errors.New("negative cycle detected again!")
if g.loglevel.LogInternal {
fmt.Println("Internal: Error: Negative cycle detected again")
@ -385,11 +401,11 @@ func (g *IG) FloydWarshall(again bool) (dist config.DistTable, next config.NextH
return
}
func Path(u, v config.Vertex, next config.NextHopTable) (path []config.Vertex) {
func Path(u, v mtypes.Vertex, next mtypes.NextHopTable) (path []mtypes.Vertex) {
if next[u][v] == nil {
return []config.Vertex{}
return []mtypes.Vertex{}
}
path = []config.Vertex{u}
path = []mtypes.Vertex{u}
for u != v {
u = *next[u][v]
path = append(path, u)
@ -397,28 +413,28 @@ func Path(u, v config.Vertex, next config.NextHopTable) (path []config.Vertex) {
return path
}
func (g *IG) SetNHTable(nh config.NextHopTable, table_hash [32]byte) { // set nhTable from supernode
func (g *IG) SetNHTable(nh mtypes.NextHopTable, table_hash [32]byte) { // set nhTable from supernode
g.nhTable = nh
g.NhTableHash = table_hash
g.NhTableExpire = time.Now().Add(g.SuperNodeInfoTimeout)
}
func (g *IG) GetNHTable(recalculate bool) config.NextHopTable {
func (g *IG) GetNHTable(recalculate bool) mtypes.NextHopTable {
if recalculate && time.Now().After(g.NhTableExpire) {
g.RecalculateNhTable(false)
}
return g.nhTable
}
func (g *IG) GetDtst() config.DistTable {
func (g *IG) GetDtst() mtypes.DistTable {
return g.dlTable
}
func (g *IG) GetEdges(isOld bool, withAC bool) (edges map[config.Vertex]map[config.Vertex]float64) {
func (g *IG) GetEdges(isOld bool, withAC bool) (edges map[mtypes.Vertex]map[mtypes.Vertex]float64) {
vert := g.Vertices()
edges = make(map[config.Vertex]map[config.Vertex]float64, len(vert))
edges = make(map[mtypes.Vertex]map[mtypes.Vertex]float64, len(vert))
for src, _ := range vert {
edges[src] = make(map[config.Vertex]float64, len(vert))
edges[src] = make(map[mtypes.Vertex]float64, len(vert))
for dst, _ := range vert {
if src != dst {
if isOld {
@ -432,16 +448,16 @@ func (g *IG) GetEdges(isOld bool, withAC bool) (edges map[config.Vertex]map[conf
return
}
func (g *IG) GetBoardcastList(id config.Vertex) (tosend map[config.Vertex]bool) {
tosend = make(map[config.Vertex]bool)
func (g *IG) GetBoardcastList(id mtypes.Vertex) (tosend map[mtypes.Vertex]bool) {
tosend = make(map[mtypes.Vertex]bool)
for _, element := range g.nhTable[id] {
tosend[*element] = true
}
return
}
func (g *IG) GetBoardcastThroughList(self_id config.Vertex, in_id config.Vertex, src_id config.Vertex) (tosend map[config.Vertex]bool) {
tosend = make(map[config.Vertex]bool)
func (g *IG) GetBoardcastThroughList(self_id mtypes.Vertex, in_id mtypes.Vertex, src_id mtypes.Vertex) (tosend map[mtypes.Vertex]bool) {
tosend = make(map[mtypes.Vertex]bool)
for check_id, _ := range g.GetBoardcastList(self_id) {
for _, path_node := range Path(src_id, check_id, g.nhTable) {
if path_node == self_id && check_id != in_id {
@ -474,12 +490,12 @@ func a2n(s string) (ret float64) {
return
}
func a2v(s string) config.Vertex {
func a2v(s string) mtypes.Vertex {
ret, err := strconv.ParseUint(s, 10, 16)
if err != nil {
panic(err)
}
return config.Vertex(ret)
return mtypes.Vertex(ret)
}
func Solve(filePath string, pe bool) error {
@ -488,9 +504,9 @@ func Solve(filePath string, pe bool) error {
return nil
}
g := NewGraph(3, false, config.GraphRecalculateSetting{
g := NewGraph(3, false, mtypes.GraphRecalculateSetting{
NodeReportTimeout: 9999,
}, config.NTPinfo{}, config.LoggerInfo{LogInternal: true})
}, mtypes.NTPinfo{}, mtypes.LoggerInfo{LogInternal: true})
inputb, err := ioutil.ReadFile(filePath)
if err != nil {
return err
@ -506,7 +522,7 @@ func Solve(filePath string, pe bool) error {
val := a2n(sval)
dst := a2v(verts[index+1])
if src != dst && val != Infinity {
g.UpdateLatency(src, dst, S2TD(val), 0, false, false)
g.UpdateLatency(src, dst, val, 99999, 0, false, false)
}
}
}

4
tap/tap_fd.go
View File

@ -8,7 +8,7 @@ import (
"os"
"strconv"
"github.com/KusakabeSi/EtherGuardVPN/config"
"github.com/KusakabeSi/EtherGuard-VPN/mtypes"
)
type FdTap struct {
@ -20,7 +20,7 @@ type FdTap struct {
}
// New creates and returns a new TUN interface for the application.
func CreateFdTAP(iconfig config.InterfaceConf, NodeID config.Vertex) (tapdev Device, err error) {
func CreateFdTAP(iconfig mtypes.InterfaceConf, NodeID mtypes.Vertex) (tapdev Device, err error) {
// Setup TUN Config
fdRXstr, has := os.LookupEnv("EG_FD_RX")
if !has {

8
tap/tap_linux.go
View File

@ -24,8 +24,8 @@ import (
"golang.org/x/sys/unix"
"github.com/KusakabeSi/EtherGuardVPN/config"
"github.com/KusakabeSi/EtherGuardVPN/rwcancel"
"github.com/KusakabeSi/EtherGuard-VPN/mtypes"
"github.com/KusakabeSi/EtherGuard-VPN/rwcancel"
)
const (
@ -453,7 +453,7 @@ func (tap *NativeTap) Close() error {
return err2
}
func CreateTAP(iconfig config.InterfaceConf, NodeID config.Vertex) (Device, error) {
func CreateTAP(iconfig mtypes.InterfaceConf, NodeID mtypes.Vertex) (Device, error) {
nfd, err := unix.Open(cloneDevicePath, os.O_RDWR, 0)
if err != nil {
if os.IsNotExist(err) {
@ -496,7 +496,7 @@ func CreateTAP(iconfig config.InterfaceConf, NodeID config.Vertex) (Device, erro
return CreateTAPFromFile(fd, iconfig, NodeID)
}
func CreateTAPFromFile(file *os.File, iconfig config.InterfaceConf, NodeID config.Vertex) (Device, error) {
func CreateTAPFromFile(file *os.File, iconfig mtypes.InterfaceConf, NodeID mtypes.Vertex) (Device, error) {
tap := &NativeTap{
tapFile: file,
events: make(chan Event, 5),

6
tap/tap_sock.go
View File

@ -6,7 +6,7 @@ import (
"net"
"time"
"github.com/KusakabeSi/EtherGuardVPN/config"
"github.com/KusakabeSi/EtherGuard-VPN/mtypes"
)
type SockServerTap struct {
@ -17,14 +17,14 @@ type SockServerTap struct {
connRx *net.Conn
connTx *net.Conn
static bool
loglevel config.LoggerInfo
loglevel mtypes.LoggerInfo
closed bool
events chan Event
}
// New creates and returns a new TUN interface for the application.
func CreateSockTAP(iconfig config.InterfaceConf, protocol string, NodeID config.Vertex, loglevel config.LoggerInfo) (tapdev Device, err error) {
func CreateSockTAP(iconfig mtypes.InterfaceConf, protocol string, NodeID mtypes.Vertex, loglevel mtypes.LoggerInfo) (tapdev Device, err error) {
// Setup TUN Config
tap := &SockServerTap{

4
tap/tap_stdio.go
View File

@ -4,7 +4,7 @@ import (
"fmt"
"os"
"github.com/KusakabeSi/EtherGuardVPN/config"
"github.com/KusakabeSi/EtherGuard-VPN/mtypes"
)
type L2MODE uint8
@ -51,7 +51,7 @@ func Mac2charForm(m []byte) byte {
}
// New creates and returns a new TUN interface for the application.
func CreateStdIOTAP(iconfig config.InterfaceConf, NodeID config.Vertex) (tapdev Device, err error) {
func CreateStdIOTAP(iconfig mtypes.InterfaceConf, NodeID mtypes.Vertex) (tapdev Device, err error) {
// Setup TUN Config
if err != nil {

4
tap/tap_udpsock.go
View File

@ -5,7 +5,7 @@ import (
"fmt"
"net"
"github.com/KusakabeSi/EtherGuardVPN/config"
"github.com/KusakabeSi/EtherGuard-VPN/mtypes"
)
type UdpSockTap struct {
@ -19,7 +19,7 @@ type UdpSockTap struct {
}
// New creates and returns a new TUN interface for the application.
func CreateUDPSockTAP(iconfig config.InterfaceConf, NodeID config.Vertex) (tapdev Device, err error) {
func CreateUDPSockTAP(iconfig mtypes.InterfaceConf, NodeID mtypes.Vertex) (tapdev Device, err error) {
// Setup TUN Config
tap := &UdpSockTap{

2
tap/tap_vpp.go
View File

@ -22,7 +22,7 @@ import (
"git.fd.io/govpp.git/extras/libmemif"
"golang.org/x/sys/unix"
"github.com/KusakabeSi/EtherGuardVPN/config"
"github.com/KusakabeSi/EtherGuard-VPN/mtypes"
logger "github.com/sirupsen/logrus"
)

4
tap/tap_vpp_fake.go
View File

@ -5,7 +5,7 @@ package tap
import (
"errors"
"github.com/KusakabeSi/EtherGuardVPN/config"
"github.com/KusakabeSi/EtherGuard-VPN/mtypes"
)
const (
@ -18,7 +18,7 @@ type VppTap struct {
}
// New creates and returns a new TUN interface for the application.
func CreateVppTAP(iconfig config.InterfaceConf, NodeID config.Vertex, loglevel string) (tapdev Device, err error) {
func CreateVppTAP(iconfig mtypes.InterfaceConf, NodeID mtypes.Vertex, loglevel string) (tapdev Device, err error) {
return nil, errors.New("VPP support disabled.")
}