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// Copyright 2017 Vector Creations Ltd
//
// 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 test
import (
"crypto/rand"
"crypto/rsa"
"crypto/x509"
"encoding/base64"
"encoding/pem"
"fmt"
"io/ioutil"
"math/big"
"os"
"path/filepath"
"time"
"github.com/matrix-org/dendrite/common/config"
"github.com/matrix-org/gomatrixserverlib"
"gopkg.in/yaml.v2"
)
const (
// ConfigFile is the name of the config file for a server.
ConfigFile = "dendrite.yaml"
// ServerKeyFile is the name of the file holding the matrix server private key.
ServerKeyFile = "server_key.pem"
// TLSCertFile is the name of the file holding the TLS certificate used for federation.
TLSCertFile = "tls_cert.pem"
// TLSKeyFile is the name of the file holding the TLS key used for federation.
TLSKeyFile = "tls_key.pem"
// MediaDir is the name of the directory used to store media.
MediaDir = "media"
)
// MakeConfig makes a config suitable for running integration tests.
// Generates new matrix and TLS keys for the server.
func MakeConfig(configDir, kafkaURI, database, host string, startPort int) (*config.Dendrite, int, error) {
var cfg config.Dendrite
port := startPort
assignAddress := func() config.Address {
result := config.Address(fmt.Sprintf("%s:%d", host, port))
port++
return result
}
serverKeyPath := filepath.Join(configDir, ServerKeyFile)
tlsCertPath := filepath.Join(configDir, TLSKeyFile)
tlsKeyPath := filepath.Join(configDir, TLSCertFile)
mediaBasePath := filepath.Join(configDir, MediaDir)
if err := NewMatrixKey(serverKeyPath); err != nil {
return nil, 0, err
}
if err := NewTLSKey(tlsKeyPath, tlsCertPath); err != nil {
return nil, 0, err
}
cfg.Version = config.Version
cfg.Matrix.ServerName = gomatrixserverlib.ServerName(assignAddress())
cfg.Matrix.PrivateKeyPath = config.Path(serverKeyPath)
cfg.Matrix.FederationCertificatePaths = []config.Path{config.Path(tlsCertPath)}
cfg.Media.BasePath = config.Path(mediaBasePath)
cfg.Kafka.Addresses = []string{kafkaURI}
// TODO: Different servers should be using different topics.
// Make this configurable somehow?
cfg.Kafka.Topics.OutputRoomEvent = "test.room.output"
cfg.Kafka.Topics.OutputClientData = "test.clientapi.output"
cfg.Kafka.Topics.OutputTypingEvent = "test.typing.output"
cfg.Kafka.Topics.UserUpdates = "test.user.output"
// TODO: Use different databases for the different schemas.
// Using the same database for every schema currently works because
// the table names are globally unique. But we might not want to
// rely on that in the future.
cfg.Database.Account = config.DataSource(database)
cfg.Database.AppService = config.DataSource(database)
cfg.Database.Device = config.DataSource(database)
cfg.Database.MediaAPI = config.DataSource(database)
cfg.Database.RoomServer = config.DataSource(database)
cfg.Database.ServerKey = config.DataSource(database)
cfg.Database.SyncAPI = config.DataSource(database)
cfg.Database.PublicRoomsAPI = config.DataSource(database)
cfg.Listen.ClientAPI = assignAddress()
cfg.Listen.AppServiceAPI = assignAddress()
cfg.Listen.FederationAPI = assignAddress()
cfg.Listen.MediaAPI = assignAddress()
cfg.Listen.RoomServer = assignAddress()
cfg.Listen.SyncAPI = assignAddress()
cfg.Listen.PublicRoomsAPI = assignAddress()
cfg.Listen.TypingServer = assignAddress()
// Bind to the same address as the listen address
// All microservices are run on the same host in testing
cfg.Bind.ClientAPI = cfg.Listen.ClientAPI
cfg.Bind.FederationAPI = cfg.Listen.FederationAPI
cfg.Bind.MediaAPI = cfg.Listen.MediaAPI
cfg.Bind.RoomServer = cfg.Listen.RoomServer
cfg.Bind.SyncAPI = cfg.Listen.SyncAPI
cfg.Bind.PublicRoomsAPI = cfg.Listen.PublicRoomsAPI
cfg.Bind.TypingServer = cfg.Listen.TypingServer
return &cfg, port, nil
}
// WriteConfig writes the config file to the directory.
func WriteConfig(cfg *config.Dendrite, configDir string) error {
data, err := yaml.Marshal(cfg)
if err != nil {
return err
}
return ioutil.WriteFile(filepath.Join(configDir, ConfigFile), data, 0666)
}
// NewMatrixKey generates a new ed25519 matrix server key and writes it to a file.
func NewMatrixKey(matrixKeyPath string) (err error) {
var data [35]byte
_, err = rand.Read(data[:])
if err != nil {
return err
}
keyOut, err := os.OpenFile(matrixKeyPath, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0600)
if err != nil {
return err
}
defer (func() {
err = keyOut.Close()
})()
err = pem.Encode(keyOut, &pem.Block{
Type: "MATRIX PRIVATE KEY",
Headers: map[string]string{
"Key-ID": "ed25519:" + base64.RawStdEncoding.EncodeToString(data[:3]),
},
Bytes: data[3:],
})
return err
}
const certificateDuration = time.Hour * 24 * 365 * 10
// NewTLSKey generates a new RSA TLS key and certificate and writes it to a file.
func NewTLSKey(tlsKeyPath, tlsCertPath string) error {
priv, err := rsa.GenerateKey(rand.Reader, 4096)
if err != nil {
return err
}
notBefore := time.Now()
notAfter := notBefore.Add(certificateDuration)
serialNumberLimit := new(big.Int).Lsh(big.NewInt(1), 128)
serialNumber, err := rand.Int(rand.Reader, serialNumberLimit)
if err != nil {
return err
}
template := x509.Certificate{
SerialNumber: serialNumber,
NotBefore: notBefore,
NotAfter: notAfter,
KeyUsage: x509.KeyUsageKeyEncipherment | x509.KeyUsageDigitalSignature,
ExtKeyUsage: []x509.ExtKeyUsage{x509.ExtKeyUsageServerAuth},
BasicConstraintsValid: true,
}
derBytes, err := x509.CreateCertificate(rand.Reader, &template, &template, &priv.PublicKey, priv)
if err != nil {
return err
}
certOut, err := os.Create(tlsCertPath)
if err != nil {
return err
}
defer certOut.Close() // nolint: errcheck
if err = pem.Encode(certOut, &pem.Block{Type: "CERTIFICATE", Bytes: derBytes}); err != nil {
return err
}
keyOut, err := os.OpenFile(tlsKeyPath, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0600)
if err != nil {
return err
}
defer keyOut.Close() // nolint: errcheck
err = pem.Encode(keyOut, &pem.Block{
Type: "RSA PRIVATE KEY",
Bytes: x509.MarshalPKCS1PrivateKey(priv),
})
return err
}
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