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dendrite/cmd/dendritejs/main.go
Neil Alexander 49abe359e6
Start Kafka connections for each component that needs them (#1527)
* Start Kafka connection for each component that needs one

* Fix roomserver unit tests

* Rename to naffkaInstance (@Kegsay review comment)

* Fix import cycle
2020-10-15 13:27:13 +01:00

268 lines
8.9 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.
// +build wasm
package main
import (
"crypto/ed25519"
"fmt"
"syscall/js"
"github.com/gorilla/mux"
"github.com/matrix-org/dendrite/appservice"
"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/config"
"github.com/matrix-org/dendrite/internal/httputil"
"github.com/matrix-org/dendrite/internal/setup"
"github.com/matrix-org/dendrite/keyserver"
"github.com/matrix-org/dendrite/roomserver"
"github.com/matrix-org/dendrite/userapi"
go_http_js_libp2p "github.com/matrix-org/go-http-js-libp2p"
"github.com/matrix-org/gomatrixserverlib"
"github.com/sirupsen/logrus"
_ "github.com/matrix-org/go-sqlite3-js"
)
var GitCommit string
func init() {
fmt.Printf("[%s] dendrite.js starting...\n", GitCommit)
}
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 createFederationClient(cfg *config.Dendrite, node *go_http_js_libp2p.P2pLocalNode) *gomatrixserverlib.FederationClient {
fmt.Println("Running in js-libp2p federation mode")
fmt.Println("Warning: Federation with non-libp2p homeservers will not work in this mode yet!")
tr := go_http_js_libp2p.NewP2pTransport(node)
fed := gomatrixserverlib.NewFederationClient(
cfg.Global.ServerName, cfg.Global.KeyID, cfg.Global.PrivateKey, true,
)
fed.Client = *gomatrixserverlib.NewClientWithTransport(tr)
return fed
}
func createClient(node *go_http_js_libp2p.P2pLocalNode) *gomatrixserverlib.Client {
tr := go_http_js_libp2p.NewP2pTransport(node)
return gomatrixserverlib.NewClientWithTransport(tr)
}
func createP2PNode(privKey ed25519.PrivateKey) (serverName string, node *go_http_js_libp2p.P2pLocalNode) {
hosted := "/dns4/rendezvous.matrix.org/tcp/8443/wss/p2p-websocket-star/"
node = go_http_js_libp2p.NewP2pLocalNode("org.matrix.p2p.experiment", privKey.Seed(), []string{hosted}, "p2p")
serverName = node.Id
fmt.Println("p2p assigned ServerName: ", serverName)
return
}
func main() {
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{
"matrix.org", "vector.im",
}
cfg.Global.KeyID = libp2pMatrixKeyID
cfg.Global.PrivateKey = generateKey()
serverName, node := createP2PNode(cfg.Global.PrivateKey)
cfg.Global.ServerName = gomatrixserverlib.ServerName(serverName)
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 := createFederationClient(cfg, node)
keyAPI := keyserver.NewInternalAPI(&base.Cfg.KeyServer, federation)
userAPI := userapi.NewInternalAPI(accountDB, &cfg.UserAPI, nil, keyAPI)
keyAPI.SetUserAPI(userAPI)
fetcher := &libp2pKeyFetcher{}
keyRing := gomatrixserverlib.KeyRing{
KeyFetchers: []gomatrixserverlib.KeyFetcher{
fetcher,
},
KeyDatabase: fetcher,
}
rsAPI := roomserver.NewInternalAPI(base, keyRing)
eduInputAPI := eduserver.NewInternalAPI(base, cache.New(), userAPI)
asQuery := appservice.NewInternalAPI(
base, userAPI, rsAPI,
)
fedSenderAPI := federationsender.NewInternalAPI(base, federation, rsAPI, &keyRing)
rsAPI.SetFederationSenderAPI(fedSenderAPI)
p2pPublicRoomProvider := NewLibP2PPublicRoomsProvider(node, fedSenderAPI, federation)
monolith := setup.Monolith{
Config: base.Cfg,
AccountDB: accountDB,
Client: createClient(node),
FedClient: federation,
KeyRing: &keyRing,
AppserviceAPI: asQuery,
EDUInternalAPI: eduInputAPI,
FederationSenderAPI: fedSenderAPI,
RoomserverAPI: rsAPI,
UserAPI: userAPI,
KeyAPI: keyAPI,
//ServerKeyAPI: serverKeyAPI,
ExtPublicRoomsProvider: p2pPublicRoomProvider,
}
monolith.AddAllPublicRoutes(
base.PublicClientAPIMux,
base.PublicFederationAPIMux,
base.PublicKeyAPIMux,
base.PublicMediaAPIMux,
)
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)
libp2pRouter := mux.NewRouter().SkipClean(true).UseEncodedPath()
libp2pRouter.PathPrefix(httputil.PublicFederationPathPrefix).Handler(base.PublicFederationAPIMux)
libp2pRouter.PathPrefix(httputil.PublicMediaPathPrefix).Handler(base.PublicMediaAPIMux)
// Expose the matrix APIs via libp2p-js - for federation traffic
if node != nil {
go func() {
logrus.Info("Listening on libp2p-js host ID ", node.Id)
s := JSServer{
Mux: libp2pRouter,
}
s.ListenAndServe("p2p")
}()
}
// 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")
}()
// We want to block forever to let the fetch and libp2p handler serve the APIs
select {}
}