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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.
// Generate a list of matrix room events for load testing.
// Writes the events to stdout by default.
package main
import (
"encoding/base64"
"encoding/json"
"flag"
"fmt"
"os"
"strings"
"time"
"github.com/matrix-org/dendrite/roomserver/api"
"github.com/matrix-org/gomatrixserverlib"
"golang.org/x/crypto/ed25519"
)
const usage = `Usage: %s
Generate a list of matrix room events for load testing.
Writes the events to stdout separated by new lines
Arguments:
`
var (
serverName = flag.String("server-name", "localhost", "The name of the matrix server to generate events for")
keyID = flag.String("key-id", "ed25519:auto", "The ID of the key used to sign the events")
privateKeyString = flag.String("private-key", defaultKey, "Base64 encoded private key to sign events with")
roomID = flag.String("room-id", "!roomid:$SERVER_NAME", "The room ID to generate events in")
userID = flag.String("user-id", "@userid:$SERVER_NAME", "The user ID to use as the event sender")
messageCount = flag.Int("message-count", 10, "The number of m.room.messsage events to generate")
format = flag.String("Format", "InputRoomEvent", "The output format to use for the messages: InputRoomEvent or Event")
)
// By default we use a private key of 0.
const defaultKey = "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"
var privateKey ed25519.PrivateKey
var emptyString = ""
var now time.Time
var b gomatrixserverlib.EventBuilder
var eventID int
func main() {
flag.Usage = func() {
fmt.Fprintf(os.Stderr, usage, os.Args[0])
flag.PrintDefaults()
}
flag.Parse()
*userID = strings.Replace(*userID, "$SERVER_NAME", *serverName, 1)
*roomID = strings.Replace(*roomID, "$SERVER_NAME", *serverName, 1)
// Decode the ed25519 private key.
privateKeyBytes, err := base64.RawStdEncoding.DecodeString(*privateKeyString)
if err != nil {
panic(err)
}
privateKey = ed25519.PrivateKey(privateKeyBytes)
// Build a m.room.create event.
b.Sender = *userID
b.RoomID = *roomID
b.Type = "m.room.create"
b.StateKey = &emptyString
b.SetContent(map[string]string{"creator": *userID}) // nolint: errcheck
create := buildAndOutput()
// Build a m.room.member event.
b.Type = "m.room.member"
b.StateKey = userID
b.SetContent(map[string]string{"membership": "join"}) // nolint: errcheck
b.AuthEvents = []gomatrixserverlib.EventReference{create}
member := buildAndOutput()
// Build a number of m.room.message events.
b.Type = "m.room.message"
b.StateKey = nil
b.SetContent(map[string]string{"body": "Test Message"}) // nolint: errcheck
b.AuthEvents = []gomatrixserverlib.EventReference{create, member}
for i := 0; i < *messageCount; i++ {
buildAndOutput()
}
}
// Build an event and write the event to the output.
func buildAndOutput() gomatrixserverlib.EventReference {
eventID++
id := fmt.Sprintf("$%d:%s", eventID, *serverName)
now = time.Unix(0, 0)
name := gomatrixserverlib.ServerName(*serverName)
key := gomatrixserverlib.KeyID(*keyID)
event, err := b.Build(id, now, name, key, privateKey)
if err != nil {
panic(err)
}
writeEvent(event)
reference := event.EventReference()
b.PrevEvents = []gomatrixserverlib.EventReference{reference}
b.Depth++
return reference
}
// Write an event to the output.
func writeEvent(event gomatrixserverlib.Event) {
encoder := json.NewEncoder(os.Stdout)
if *format == "InputRoomEvent" {
var ire api.InputRoomEvent
ire.Kind = api.KindNew
ire.Event = event
authEventIDs := []string{}
for _, ref := range b.AuthEvents {
authEventIDs = append(authEventIDs, ref.EventID)
}
ire.AuthEventIDs = authEventIDs
if err := encoder.Encode(ire); err != nil {
panic(err)
}
} else if *format == "Event" {
if err := encoder.Encode(event); err != nil {
panic(err)
}
} else {
panic(fmt.Errorf("Format %q is not valid, must be %q or %q", *format, "InputRoomEvent", "Event"))
}
}
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