dendrite/cmd/dendritejs-pinecone/main.go
2021-10-22 11:40:24 +01:00

263 lines
8.4 KiB
Go

// Copyright 2020 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.
//go:build wasm
// +build wasm
package main
import (
"crypto/ed25519"
"encoding/hex"
"fmt"
"log"
"os"
"syscall/js"
"time"
"github.com/gorilla/mux"
"github.com/matrix-org/dendrite/appservice"
"github.com/matrix-org/dendrite/cmd/dendrite-demo-pinecone/conn"
"github.com/matrix-org/dendrite/cmd/dendrite-demo-pinecone/rooms"
"github.com/matrix-org/dendrite/cmd/dendrite-demo-yggdrasil/signing"
"github.com/matrix-org/dendrite/eduserver"
"github.com/matrix-org/dendrite/eduserver/cache"
"github.com/matrix-org/dendrite/federationsender"
"github.com/matrix-org/dendrite/internal/httputil"
"github.com/matrix-org/dendrite/keyserver"
"github.com/matrix-org/dendrite/roomserver"
"github.com/matrix-org/dendrite/setup"
"github.com/matrix-org/dendrite/setup/config"
"github.com/matrix-org/dendrite/userapi"
"github.com/matrix-org/gomatrixserverlib"
"github.com/sirupsen/logrus"
_ "github.com/matrix-org/go-sqlite3-js"
pineconeRouter "github.com/matrix-org/pinecone/router"
pineconeSessions "github.com/matrix-org/pinecone/sessions"
)
var GitCommit string
func init() {
fmt.Printf("[%s] dendrite.js starting...\n", GitCommit)
}
const publicPeer = "wss://pinecone.matrix.org/public"
const keyNameEd25519 = "_go_ed25519_key"
func readKeyFromLocalStorage() (key ed25519.PrivateKey, err error) {
localforage := js.Global().Get("localforage")
if !localforage.Truthy() {
err = fmt.Errorf("readKeyFromLocalStorage: no localforage")
return
}
// https://localforage.github.io/localForage/
item, ok := await(localforage.Call("getItem", keyNameEd25519))
if !ok || !item.Truthy() {
err = fmt.Errorf("readKeyFromLocalStorage: no key in localforage")
return
}
fmt.Println("Found key in localforage")
// extract []byte and make an ed25519 key
seed := make([]byte, 32, 32)
js.CopyBytesToGo(seed, item)
return ed25519.NewKeyFromSeed(seed), nil
}
func writeKeyToLocalStorage(key ed25519.PrivateKey) error {
localforage := js.Global().Get("localforage")
if !localforage.Truthy() {
return fmt.Errorf("writeKeyToLocalStorage: no localforage")
}
// make a Uint8Array from the key's seed
seed := key.Seed()
jsSeed := js.Global().Get("Uint8Array").New(len(seed))
js.CopyBytesToJS(jsSeed, seed)
// write it
localforage.Call("setItem", keyNameEd25519, jsSeed)
return nil
}
// taken from https://go-review.googlesource.com/c/go/+/150917
// await waits until the promise v has been resolved or rejected and returns the promise's result value.
// The boolean value ok is true if the promise has been resolved, false if it has been rejected.
// If v is not a promise, v itself is returned as the value and ok is true.
func await(v js.Value) (result js.Value, ok bool) {
if v.Type() != js.TypeObject || v.Get("then").Type() != js.TypeFunction {
return v, true
}
done := make(chan struct{})
onResolve := js.FuncOf(func(this js.Value, args []js.Value) interface{} {
result = args[0]
ok = true
close(done)
return nil
})
defer onResolve.Release()
onReject := js.FuncOf(func(this js.Value, args []js.Value) interface{} {
result = args[0]
ok = false
close(done)
return nil
})
defer onReject.Release()
v.Call("then", onResolve, onReject)
<-done
return
}
func generateKey() ed25519.PrivateKey {
// attempt to look for a seed in JS-land and if it exists use it.
priv, err := readKeyFromLocalStorage()
if err == nil {
fmt.Println("Read key from localStorage")
return priv
}
// generate a new key
fmt.Println(err, " : Generating new ed25519 key")
_, priv, err = ed25519.GenerateKey(nil)
if err != nil {
logrus.Fatalf("Failed to generate ed25519 key: %s", err)
}
if err := writeKeyToLocalStorage(priv); err != nil {
fmt.Println("failed to write key to localStorage: ", err)
// non-fatal, we'll just have amnesia for a while
}
return priv
}
func main() {
startup()
// We want to block forever to let the fetch and libp2p handler serve the APIs
select {}
}
func startup() {
sk := generateKey()
pk := sk.Public().(ed25519.PublicKey)
logger := log.New(os.Stdout, "", 0)
pRouter := pineconeRouter.NewRouter(logger, sk, false)
pSessions := pineconeSessions.NewSessions(logger, pRouter)
cfg := &config.Dendrite{}
cfg.Defaults()
cfg.UserAPI.AccountDatabase.ConnectionString = "file:/idb/dendritejs_account.db"
cfg.AppServiceAPI.Database.ConnectionString = "file:/idb/dendritejs_appservice.db"
cfg.UserAPI.DeviceDatabase.ConnectionString = "file:/idb/dendritejs_device.db"
cfg.FederationSender.Database.ConnectionString = "file:/idb/dendritejs_fedsender.db"
cfg.MediaAPI.Database.ConnectionString = "file:/idb/dendritejs_mediaapi.db"
cfg.RoomServer.Database.ConnectionString = "file:/idb/dendritejs_roomserver.db"
cfg.SigningKeyServer.Database.ConnectionString = "file:/idb/dendritejs_signingkeyserver.db"
cfg.SyncAPI.Database.ConnectionString = "file:/idb/dendritejs_syncapi.db"
cfg.KeyServer.Database.ConnectionString = "file:/idb/dendritejs_e2ekey.db"
cfg.Global.Kafka.UseNaffka = true
cfg.Global.Kafka.Database.ConnectionString = "file:/idb/dendritejs_naffka.db"
cfg.Global.TrustedIDServers = []string{}
cfg.Global.KeyID = gomatrixserverlib.KeyID(signing.KeyID)
cfg.Global.PrivateKey = sk
cfg.Global.ServerName = gomatrixserverlib.ServerName(hex.EncodeToString(pk))
if err := cfg.Derive(); err != nil {
logrus.Fatalf("Failed to derive values from config: %s", err)
}
base := setup.NewBaseDendrite(cfg, "Monolith", false)
defer base.Close() // nolint: errcheck
accountDB := base.CreateAccountsDB()
federation := conn.CreateFederationClient(base, pSessions)
keyAPI := keyserver.NewInternalAPI(base, &base.Cfg.KeyServer, federation)
userAPI := userapi.NewInternalAPI(accountDB, &cfg.UserAPI, nil, keyAPI)
keyAPI.SetUserAPI(userAPI)
serverKeyAPI := &signing.YggdrasilKeys{}
keyRing := serverKeyAPI.KeyRing()
rsAPI := roomserver.NewInternalAPI(base, keyRing)
eduInputAPI := eduserver.NewInternalAPI(base, cache.New(), userAPI)
asQuery := appservice.NewInternalAPI(
base, userAPI, rsAPI,
)
rsAPI.SetAppserviceAPI(asQuery)
fedSenderAPI := federationsender.NewInternalAPI(base, federation, rsAPI, keyRing, true)
rsAPI.SetFederationSenderAPI(fedSenderAPI)
monolith := setup.Monolith{
Config: base.Cfg,
AccountDB: accountDB,
Client: conn.CreateClient(base, pSessions),
FedClient: federation,
KeyRing: keyRing,
AppserviceAPI: asQuery,
EDUInternalAPI: eduInputAPI,
FederationSenderAPI: fedSenderAPI,
RoomserverAPI: rsAPI,
UserAPI: userAPI,
KeyAPI: keyAPI,
//ServerKeyAPI: serverKeyAPI,
ExtPublicRoomsProvider: rooms.NewPineconeRoomProvider(pRouter, pSessions, fedSenderAPI, federation),
}
monolith.AddAllPublicRoutes(
base.ProcessContext,
base.PublicClientAPIMux,
base.PublicFederationAPIMux,
base.PublicKeyAPIMux,
base.PublicWellKnownAPIMux,
base.PublicMediaAPIMux,
base.SynapseAdminMux,
)
httpRouter := mux.NewRouter().SkipClean(true).UseEncodedPath()
httpRouter.PathPrefix(httputil.InternalPathPrefix).Handler(base.InternalAPIMux)
httpRouter.PathPrefix(httputil.PublicClientPathPrefix).Handler(base.PublicClientAPIMux)
httpRouter.PathPrefix(httputil.PublicMediaPathPrefix).Handler(base.PublicMediaAPIMux)
p2pRouter := pSessions.HTTP().Mux()
p2pRouter.Handle(httputil.PublicFederationPathPrefix, base.PublicFederationAPIMux)
p2pRouter.Handle(httputil.PublicMediaPathPrefix, base.PublicMediaAPIMux)
// Expose the matrix APIs via fetch - for local traffic
go func() {
logrus.Info("Listening for service-worker fetch traffic")
s := JSServer{
Mux: httpRouter,
}
s.ListenAndServe("fetch")
}()
// Connect to the static peer
go func() {
for {
if pRouter.PeerCount(pineconeRouter.PeerTypeRemote) == 0 {
if err := conn.ConnectToPeer(pRouter, publicPeer); err != nil {
logrus.WithError(err).Error("Failed to connect to static peer")
}
}
select {
case <-base.ProcessContext.Context().Done():
return
case <-time.After(time.Second * 5):
}
}
}()
}