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// 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.
package main
import (
"crypto/ed25519"
"flag"
"fmt"
"io/ioutil"
"net/http"
"os"
"time"
"github.com/gorilla/mux"
gostream "github.com/libp2p/go-libp2p-gostream"
p2phttp "github.com/libp2p/go-libp2p-http"
p2pdisc "github.com/libp2p/go-libp2p/p2p/discovery"
"github.com/matrix-org/dendrite/appservice"
"github.com/matrix-org/dendrite/cmd/dendrite-demo-yggdrasil/embed"
"github.com/matrix-org/dendrite/eduserver"
"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/setup/mscs"
"github.com/matrix-org/dendrite/signingkeyserver"
"github.com/matrix-org/dendrite/userapi"
"github.com/matrix-org/gomatrixserverlib"
"github.com/matrix-org/dendrite/eduserver/cache"
"github.com/sirupsen/logrus"
)
func createKeyDB(
base *P2PDendrite,
db gomatrixserverlib.KeyDatabase,
) {
mdns := mDNSListener{
host: base.LibP2P,
keydb: db,
}
serv, err := p2pdisc.NewMdnsService(
base.LibP2PContext,
base.LibP2P,
time.Second*10,
"_matrix-dendrite-p2p._tcp",
)
if err != nil {
panic(err)
}
serv.RegisterNotifee(&mdns)
}
func createFederationClient(
base *P2PDendrite,
) *gomatrixserverlib.FederationClient {
fmt.Println("Running in libp2p federation mode")
fmt.Println("Warning: Federation with non-libp2p homeservers will not work in this mode yet!")
tr := &http.Transport{}
tr.RegisterProtocol(
"matrix",
p2phttp.NewTransport(base.LibP2P, p2phttp.ProtocolOption("/matrix")),
)
return gomatrixserverlib.NewFederationClientWithTransport(
base.Base.Cfg.Global.ServerName, base.Base.Cfg.Global.KeyID,
base.Base.Cfg.Global.PrivateKey, true, tr,
)
}
func createClient(
base *P2PDendrite,
) *gomatrixserverlib.Client {
tr := &http.Transport{}
tr.RegisterProtocol(
"matrix",
p2phttp.NewTransport(base.LibP2P, p2phttp.ProtocolOption("/matrix")),
)
return gomatrixserverlib.NewClientWithTransport(tr)
}
func main() {
instanceName := flag.String("name", "dendrite-p2p", "the name of this P2P demo instance")
instancePort := flag.Int("port", 8080, "the port that the client API will listen on")
flag.Parse()
filename := fmt.Sprintf("%s-private.key", *instanceName)
_, err := os.Stat(filename)
var privKey ed25519.PrivateKey
if os.IsNotExist(err) {
_, privKey, _ = ed25519.GenerateKey(nil)
if err = ioutil.WriteFile(filename, privKey, 0600); err != nil {
fmt.Printf("Couldn't write private key to file '%s': %s\n", filename, err)
}
} else {
privKey, err = ioutil.ReadFile(filename)
if err != nil {
fmt.Printf("Couldn't read private key from file '%s': %s\n", filename, err)
_, privKey, _ = ed25519.GenerateKey(nil)
}
}
cfg := config.Dendrite{}
cfg.Defaults()
cfg.Global.ServerName = "p2p"
cfg.Global.PrivateKey = privKey
cfg.Global.KeyID = gomatrixserverlib.KeyID(fmt.Sprintf("ed25519:%s", *instanceName))
cfg.Global.Kafka.UseNaffka = true
cfg.FederationSender.FederationMaxRetries = 6
cfg.UserAPI.AccountDatabase.ConnectionString = config.DataSource(fmt.Sprintf("file:%s-account.db", *instanceName))
cfg.UserAPI.DeviceDatabase.ConnectionString = config.DataSource(fmt.Sprintf("file:%s-device.db", *instanceName))
cfg.MediaAPI.Database.ConnectionString = config.DataSource(fmt.Sprintf("file:%s-mediaapi.db", *instanceName))
cfg.SyncAPI.Database.ConnectionString = config.DataSource(fmt.Sprintf("file:%s-syncapi.db", *instanceName))
cfg.RoomServer.Database.ConnectionString = config.DataSource(fmt.Sprintf("file:%s-roomserver.db", *instanceName))
cfg.SigningKeyServer.Database.ConnectionString = config.DataSource(fmt.Sprintf("file:%s-signingkeyserver.db", *instanceName))
cfg.FederationSender.Database.ConnectionString = config.DataSource(fmt.Sprintf("file:%s-federationsender.db", *instanceName))
cfg.AppServiceAPI.Database.ConnectionString = config.DataSource(fmt.Sprintf("file:%s-appservice.db", *instanceName))
cfg.Global.Kafka.Database.ConnectionString = config.DataSource(fmt.Sprintf("file:%s-naffka.db", *instanceName))
cfg.KeyServer.Database.ConnectionString = config.DataSource(fmt.Sprintf("file:%s-e2ekey.db", *instanceName))
cfg.MSCs.MSCs = []string{"msc2836"}
cfg.MSCs.Database.ConnectionString = config.DataSource(fmt.Sprintf("file:%s-mscs.db", *instanceName))
if err = cfg.Derive(); err != nil {
panic(err)
}
base := NewP2PDendrite(&cfg, "Monolith")
defer base.Base.Close() // nolint: errcheck
accountDB := base.Base.CreateAccountsDB()
federation := createFederationClient(base)
keyAPI := keyserver.NewInternalAPI(&base.Base.Cfg.KeyServer, federation)
userAPI := userapi.NewInternalAPI(accountDB, &cfg.UserAPI, nil, keyAPI)
keyAPI.SetUserAPI(userAPI)
serverKeyAPI := signingkeyserver.NewInternalAPI(
&base.Base.Cfg.SigningKeyServer, federation, base.Base.Caches,
)
keyRing := serverKeyAPI.KeyRing()
createKeyDB(
base, serverKeyAPI,
)
rsAPI := roomserver.NewInternalAPI(
&base.Base, keyRing,
)
eduInputAPI := eduserver.NewInternalAPI(
&base.Base, cache.New(), userAPI,
)
asAPI := appservice.NewInternalAPI(&base.Base, userAPI, rsAPI)
fsAPI := federationsender.NewInternalAPI(
&base.Base, federation, rsAPI, keyRing,
)
rsAPI.SetFederationSenderAPI(fsAPI)
provider := newPublicRoomsProvider(base.LibP2PPubsub, rsAPI)
err = provider.Start()
if err != nil {
panic("failed to create new public rooms provider: " + err.Error())
}
monolith := setup.Monolith{
Config: base.Base.Cfg,
AccountDB: accountDB,
Client: createClient(base),
FedClient: federation,
KeyRing: keyRing,
AppserviceAPI: asAPI,
EDUInternalAPI: eduInputAPI,
FederationSenderAPI: fsAPI,
RoomserverAPI: rsAPI,
ServerKeyAPI: serverKeyAPI,
UserAPI: userAPI,
KeyAPI: keyAPI,
ExtPublicRoomsProvider: provider,
}
monolith.AddAllPublicRoutes(
base.Base.PublicClientAPIMux,
base.Base.PublicFederationAPIMux,
base.Base.PublicKeyAPIMux,
base.Base.PublicMediaAPIMux,
)
if err := mscs.Enable(&base.Base, &monolith); err != nil {
logrus.WithError(err).Fatalf("Failed to enable MSCs")
}
httpRouter := mux.NewRouter().SkipClean(true).UseEncodedPath()
httpRouter.PathPrefix(httputil.InternalPathPrefix).Handler(base.Base.InternalAPIMux)
httpRouter.PathPrefix(httputil.PublicClientPathPrefix).Handler(base.Base.PublicClientAPIMux)
httpRouter.PathPrefix(httputil.PublicMediaPathPrefix).Handler(base.Base.PublicMediaAPIMux)
embed.Embed(httpRouter, *instancePort, "Yggdrasil Demo")
libp2pRouter := mux.NewRouter().SkipClean(true).UseEncodedPath()
libp2pRouter.PathPrefix(httputil.PublicFederationPathPrefix).Handler(base.Base.PublicFederationAPIMux)
libp2pRouter.PathPrefix(httputil.PublicKeyPathPrefix).Handler(base.Base.PublicKeyAPIMux)
libp2pRouter.PathPrefix(httputil.PublicMediaPathPrefix).Handler(base.Base.PublicMediaAPIMux)
// Expose the matrix APIs directly rather than putting them under a /api path.
go func() {
httpBindAddr := fmt.Sprintf(":%d", *instancePort)
logrus.Info("Listening on ", httpBindAddr)
logrus.Fatal(http.ListenAndServe(httpBindAddr, httpRouter))
}()
// Expose the matrix APIs also via libp2p
if base.LibP2P != nil {
go func() {
logrus.Info("Listening on libp2p host ID ", base.LibP2P.ID())
listener, err := gostream.Listen(base.LibP2P, "/matrix")
if err != nil {
panic(err)
}
defer func() {
logrus.Fatal(listener.Close())
}()
logrus.Fatal(http.Serve(listener, libp2pRouter))
}()
}
// We want to block forever to let the HTTP and HTTPS handler serve the APIs
select {}
}
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