dendrite/build/gobind-pinecone/monolith.go
2023-02-04 06:05:39 -07:00

359 lines
10 KiB
Go

// Copyright 2022 The Matrix.org Foundation C.I.C.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package gobind
import (
"context"
"crypto/ed25519"
"crypto/rand"
"encoding/hex"
"fmt"
"net"
"path/filepath"
"strings"
"github.com/matrix-org/dendrite/clientapi/userutil"
"github.com/matrix-org/dendrite/cmd/dendrite-demo-pinecone/conduit"
"github.com/matrix-org/dendrite/cmd/dendrite-demo-pinecone/monolith"
"github.com/matrix-org/dendrite/cmd/dendrite-demo-pinecone/relay"
"github.com/matrix-org/dendrite/cmd/dendrite-demo-yggdrasil/signing"
"github.com/matrix-org/dendrite/federationapi/api"
userapiAPI "github.com/matrix-org/dendrite/userapi/api"
"github.com/matrix-org/gomatrixserverlib"
"github.com/matrix-org/pinecone/types"
"github.com/sirupsen/logrus"
pineconeMulticast "github.com/matrix-org/pinecone/multicast"
pineconeRouter "github.com/matrix-org/pinecone/router"
_ "golang.org/x/mobile/bind"
)
const (
PeerTypeRemote = pineconeRouter.PeerTypeRemote
PeerTypeMulticast = pineconeRouter.PeerTypeMulticast
PeerTypeBluetooth = pineconeRouter.PeerTypeBluetooth
PeerTypeBonjour = pineconeRouter.PeerTypeBonjour
MaxFrameSize = types.MaxFrameSize
)
// Re-export Conduit in this package for bindings.
type Conduit struct {
conduit.Conduit
}
type DendriteMonolith struct {
logger logrus.Logger
p2pMonolith monolith.P2PMonolith
StorageDirectory string
CacheDirectory string
listener net.Listener
}
func (m *DendriteMonolith) PublicKey() string {
return m.p2pMonolith.Router.PublicKey().String()
}
func (m *DendriteMonolith) BaseURL() string {
return fmt.Sprintf("http://%s", m.p2pMonolith.Addr())
}
func (m *DendriteMonolith) PeerCount(peertype int) int {
return m.p2pMonolith.Router.PeerCount(peertype)
}
func (m *DendriteMonolith) SessionCount() int {
return len(m.p2pMonolith.Sessions.Protocol(monolith.SessionProtocol).Sessions())
}
type InterfaceInfo struct {
Name string
Index int
Mtu int
Up bool
Broadcast bool
Loopback bool
PointToPoint bool
Multicast bool
Addrs string
}
type InterfaceRetriever interface {
CacheCurrentInterfaces() int
GetCachedInterface(index int) *InterfaceInfo
}
func (m *DendriteMonolith) RegisterNetworkCallback(intfCallback InterfaceRetriever) {
callback := func() []pineconeMulticast.InterfaceInfo {
count := intfCallback.CacheCurrentInterfaces()
intfs := []pineconeMulticast.InterfaceInfo{}
for i := 0; i < count; i++ {
iface := intfCallback.GetCachedInterface(i)
if iface != nil {
intfs = append(intfs, pineconeMulticast.InterfaceInfo{
Name: iface.Name,
Index: iface.Index,
Mtu: iface.Mtu,
Up: iface.Up,
Broadcast: iface.Broadcast,
Loopback: iface.Loopback,
PointToPoint: iface.PointToPoint,
Multicast: iface.Multicast,
Addrs: iface.Addrs,
})
}
}
return intfs
}
m.p2pMonolith.Multicast.RegisterNetworkCallback(callback)
}
func (m *DendriteMonolith) SetMulticastEnabled(enabled bool) {
if enabled {
m.p2pMonolith.Multicast.Start()
} else {
m.p2pMonolith.Multicast.Stop()
m.DisconnectType(int(pineconeRouter.PeerTypeMulticast))
}
}
func (m *DendriteMonolith) SetStaticPeer(uri string) {
m.p2pMonolith.ConnManager.RemovePeers()
for _, uri := range strings.Split(uri, ",") {
m.p2pMonolith.ConnManager.AddPeer(strings.TrimSpace(uri))
}
}
func getServerKeyFromString(nodeID string) (gomatrixserverlib.ServerName, error) {
var nodeKey gomatrixserverlib.ServerName
if userID, err := gomatrixserverlib.NewUserID(nodeID, false); err == nil {
hexKey, decodeErr := hex.DecodeString(string(userID.Domain()))
if decodeErr != nil || len(hexKey) != ed25519.PublicKeySize {
return "", fmt.Errorf("UserID domain is not a valid ed25519 public key: %v", userID.Domain())
} else {
nodeKey = userID.Domain()
}
} else {
hexKey, decodeErr := hex.DecodeString(nodeID)
if decodeErr != nil || len(hexKey) != ed25519.PublicKeySize {
return "", fmt.Errorf("Relay server uri is not a valid ed25519 public key: %v", nodeID)
} else {
nodeKey = gomatrixserverlib.ServerName(nodeID)
}
}
return nodeKey, nil
}
func (m *DendriteMonolith) SetRelayServers(nodeID string, uris string) {
relays := []gomatrixserverlib.ServerName{}
for _, uri := range strings.Split(uris, ",") {
uri = strings.TrimSpace(uri)
if len(uri) == 0 {
continue
}
nodeKey, err := getServerKeyFromString(uri)
if err != nil {
logrus.Errorf(err.Error())
continue
}
relays = append(relays, nodeKey)
}
nodeKey, err := getServerKeyFromString(nodeID)
if err != nil {
logrus.Errorf(err.Error())
return
}
if string(nodeKey) == m.PublicKey() {
logrus.Infof("Setting own relay servers to: %v", relays)
m.p2pMonolith.RelayRetriever.SetRelayServers(relays)
} else {
relay.UpdateNodeRelayServers(
gomatrixserverlib.ServerName(nodeKey),
relays,
m.p2pMonolith.BaseDendrite.Context(),
m.p2pMonolith.GetFederationAPI(),
)
}
}
func (m *DendriteMonolith) GetRelayServers(nodeID string) string {
nodeKey, err := getServerKeyFromString(nodeID)
if err != nil {
logrus.Errorf(err.Error())
return ""
}
relaysString := ""
if string(nodeKey) == m.PublicKey() {
relays := m.p2pMonolith.RelayRetriever.GetRelayServers()
for i, relay := range relays {
if i != 0 {
// Append a comma to the previous entry if there is one.
relaysString += ","
}
relaysString += string(relay)
}
} else {
request := api.P2PQueryRelayServersRequest{Server: gomatrixserverlib.ServerName(nodeKey)}
response := api.P2PQueryRelayServersResponse{}
err := m.p2pMonolith.GetFederationAPI().P2PQueryRelayServers(m.p2pMonolith.BaseDendrite.Context(), &request, &response)
if err != nil {
logrus.Warnf("Failed obtaining list of this node's relay servers: %s", err.Error())
return ""
}
for i, relay := range response.RelayServers {
if i != 0 {
// Append a comma to the previous entry if there is one.
relaysString += ","
}
relaysString += string(relay)
}
}
return relaysString
}
func (m *DendriteMonolith) RelayingEnabled() bool {
return m.p2pMonolith.GetRelayAPI().RelayingEnabled()
}
func (m *DendriteMonolith) SetRelayingEnabled(enabled bool) {
m.p2pMonolith.GetRelayAPI().SetRelayingEnabled(enabled)
}
func (m *DendriteMonolith) DisconnectType(peertype int) {
for _, p := range m.p2pMonolith.Router.Peers() {
if int(peertype) == p.PeerType {
m.p2pMonolith.Router.Disconnect(types.SwitchPortID(p.Port), nil)
}
}
}
func (m *DendriteMonolith) DisconnectZone(zone string) {
for _, p := range m.p2pMonolith.Router.Peers() {
if zone == p.Zone {
m.p2pMonolith.Router.Disconnect(types.SwitchPortID(p.Port), nil)
}
}
}
func (m *DendriteMonolith) DisconnectPort(port int) {
m.p2pMonolith.Router.Disconnect(types.SwitchPortID(port), nil)
}
func (m *DendriteMonolith) Conduit(zone string, peertype int) (*Conduit, error) {
l, r := net.Pipe()
newConduit := Conduit{conduit.NewConduit(r, 0)}
go func() {
logrus.Errorf("Attempting authenticated connect")
var port types.SwitchPortID
var err error
if port, err = m.p2pMonolith.Router.Connect(
l,
pineconeRouter.ConnectionZone(zone),
pineconeRouter.ConnectionPeerType(peertype),
); err != nil {
logrus.Errorf("Authenticated connect failed: %s", err)
_ = l.Close()
_ = r.Close()
_ = newConduit.Close()
return
}
newConduit.SetPort(port)
logrus.Infof("Authenticated connect succeeded (port %d)", newConduit.Port())
}()
return &newConduit, nil
}
func (m *DendriteMonolith) RegisterUser(localpart, password string) (string, error) {
pubkey := m.p2pMonolith.Router.PublicKey()
userID := userutil.MakeUserID(
localpart,
gomatrixserverlib.ServerName(hex.EncodeToString(pubkey[:])),
)
userReq := &userapiAPI.PerformAccountCreationRequest{
AccountType: userapiAPI.AccountTypeUser,
Localpart: localpart,
Password: password,
}
userRes := &userapiAPI.PerformAccountCreationResponse{}
if err := m.p2pMonolith.GetUserAPI().PerformAccountCreation(context.Background(), userReq, userRes); err != nil {
return userID, fmt.Errorf("userAPI.PerformAccountCreation: %w", err)
}
return userID, nil
}
func (m *DendriteMonolith) RegisterDevice(localpart, deviceID string) (string, error) {
accessTokenBytes := make([]byte, 16)
n, err := rand.Read(accessTokenBytes)
if err != nil {
return "", fmt.Errorf("rand.Read: %w", err)
}
loginReq := &userapiAPI.PerformDeviceCreationRequest{
Localpart: localpart,
DeviceID: &deviceID,
AccessToken: hex.EncodeToString(accessTokenBytes[:n]),
}
loginRes := &userapiAPI.PerformDeviceCreationResponse{}
if err := m.p2pMonolith.GetUserAPI().PerformDeviceCreation(context.Background(), loginReq, loginRes); err != nil {
return "", fmt.Errorf("userAPI.PerformDeviceCreation: %w", err)
}
if !loginRes.DeviceCreated {
return "", fmt.Errorf("device was not created")
}
return loginRes.Device.AccessToken, nil
}
func (m *DendriteMonolith) Start() {
keyfile := filepath.Join(m.StorageDirectory, "p2p.pem")
oldKeyfile := filepath.Join(m.StorageDirectory, "p2p.key")
sk, pk := monolith.GetOrCreateKey(keyfile, oldKeyfile)
m.logger = logrus.Logger{
Out: BindLogger{},
}
m.logger.SetOutput(BindLogger{})
logrus.SetOutput(BindLogger{})
m.p2pMonolith = monolith.P2PMonolith{}
m.p2pMonolith.SetupPinecone(sk)
prefix := hex.EncodeToString(pk)
cfg := monolith.GenerateDefaultConfig(sk, m.StorageDirectory, m.CacheDirectory, prefix)
cfg.Global.ServerName = gomatrixserverlib.ServerName(hex.EncodeToString(pk))
cfg.Global.KeyID = gomatrixserverlib.KeyID(signing.KeyID)
cfg.Global.JetStream.InMemory = false
// NOTE : disabled for now since there is a 64 bit alignment panic on 32 bit systems
// This isn't actually fixed: https://github.com/blevesearch/zapx/pull/147
cfg.SyncAPI.Fulltext.Enabled = false
enableRelaying := false
enableMetrics := false
enableWebsockets := false
m.p2pMonolith.SetupDendrite(cfg, 65432, enableRelaying, enableMetrics, enableWebsockets)
m.p2pMonolith.StartMonolith()
}
func (m *DendriteMonolith) Stop() {
m.p2pMonolith.Stop()
}