405 lines
12 KiB
Go
405 lines
12 KiB
Go
// Copyright 2017 Vector Creations Ltd
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package main
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import (
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"fmt"
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"github.com/matrix-org/dendrite/roomserver/api"
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"github.com/matrix-org/gomatrixserverlib"
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"os"
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"os/exec"
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"path/filepath"
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"strings"
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"time"
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)
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var (
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// Path to where kafka is installed.
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kafkaDir = defaulting(os.Getenv("KAFKA_DIR"), "kafka")
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// The URI the kafka zookeeper is listening on.
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zookeeperURI = defaulting(os.Getenv("ZOOKEEPER_URI"), "localhost:2181")
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// The URI the kafka server is listening on.
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kafkaURI = defaulting(os.Getenv("KAFKA_URIS"), "localhost:9092")
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// The address the roomserver should listen on.
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roomserverAddr = defaulting(os.Getenv("ROOMSERVER_URI"), "localhost:9876")
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// How long to wait for the roomserver to write the expected output messages.
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// This needs to be high enough to account for the time it takes to create
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// the postgres database tables which can take a while on travis.
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timeoutString = defaulting(os.Getenv("TIMEOUT"), "60s")
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// The name of maintenance database to connect to in order to create the test database.
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postgresDatabase = defaulting(os.Getenv("POSTGRES_DATABASE"), "postgres")
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// The name of the test database to create.
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testDatabaseName = defaulting(os.Getenv("DATABASE_NAME"), "roomserver_test")
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// The postgres connection config for connecting to the test database.
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testDatabase = defaulting(os.Getenv("DATABASE"), fmt.Sprintf("dbname=%s binary_parameters=yes", testDatabaseName))
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)
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func defaulting(value, defaultValue string) string {
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if value == "" {
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value = defaultValue
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}
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return value
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}
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var timeout time.Duration
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func init() {
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var err error
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timeout, err = time.ParseDuration(timeoutString)
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if err != nil {
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panic(err)
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}
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}
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func createDatabase(database string) error {
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cmd := exec.Command("psql", postgresDatabase)
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cmd.Stdin = strings.NewReader(
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fmt.Sprintf("DROP DATABASE IF EXISTS %s; CREATE DATABASE %s;", database, database),
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)
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// Send stdout and stderr to our stderr so that we see error messages from
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// the psql process
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cmd.Stdout = os.Stderr
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cmd.Stderr = os.Stderr
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return cmd.Run()
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}
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func createTopic(topic string) error {
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cmd := exec.Command(
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filepath.Join(kafkaDir, "bin", "kafka-topics.sh"),
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"--create",
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"--zookeeper", zookeeperURI,
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"--replication-factor", "1",
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"--partitions", "1",
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"--topic", topic,
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)
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// Send stdout and stderr to our stderr so that we see error messages from
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// the kafka process.
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cmd.Stdout = os.Stderr
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cmd.Stderr = os.Stderr
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return cmd.Run()
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}
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func writeToTopic(topic string, data []string) error {
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cmd := exec.Command(
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filepath.Join(kafkaDir, "bin", "kafka-console-producer.sh"),
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"--broker-list", kafkaURI,
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"--topic", topic,
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)
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// Send stdout and stderr to our stderr so that we see error messages from
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// the kafka process.
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cmd.Stdout = os.Stderr
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cmd.Stderr = os.Stderr
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cmd.Stdin = strings.NewReader(strings.Join(data, "\n"))
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return cmd.Run()
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}
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// runAndReadFromTopic runs a command and waits for a number of messages to be
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// written to a kafka topic. It returns if the command exits, the number of
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// messages is reached or after a timeout. It kills the command before it returns.
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// It returns a list of the messages read from the command on success or an error
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// on failure.
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func runAndReadFromTopic(runCmd *exec.Cmd, topic string, count int, checkQueryAPI func()) ([]string, error) {
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type result struct {
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// data holds all of stdout on success.
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data []byte
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// err is set on failure.
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err error
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}
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done := make(chan result)
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readCmd := exec.Command(
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filepath.Join(kafkaDir, "bin", "kafka-console-consumer.sh"),
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"--bootstrap-server", kafkaURI,
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"--topic", topic,
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"--from-beginning",
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"--max-messages", fmt.Sprintf("%d", count),
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)
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// Send stderr to our stderr so the user can see any error messages.
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readCmd.Stderr = os.Stderr
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// Run the command, read the messages and wait for a timeout in parallel.
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go func() {
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// Read all of stdout.
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defer func() {
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if err := recover(); err != nil {
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if errv, ok := err.(error); ok {
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done <- result{nil, errv}
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} else {
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panic(err)
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}
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}
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}()
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data, err := readCmd.Output()
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checkQueryAPI()
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done <- result{data, err}
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}()
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go func() {
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err := runCmd.Run()
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done <- result{nil, err}
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}()
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go func() {
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time.Sleep(timeout)
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done <- result{nil, fmt.Errorf("Timeout reading %d messages from topic %q", count, topic)}
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}()
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// Wait for one of the tasks to finsh.
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r := <-done
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// Kill both processes. We don't check if the processes are running and
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// we ignore failures since we are just trying to clean up before returning.
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runCmd.Process.Kill()
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readCmd.Process.Kill()
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if r.err != nil {
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return nil, r.err
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}
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// The kafka console consumer writes a newline character after each message.
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// So we split on newline characters
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lines := strings.Split(string(r.data), "\n")
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if len(lines) > 0 {
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// Remove the blank line at the end of the data.
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lines = lines[:len(lines)-1]
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}
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return lines, nil
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}
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func deleteTopic(topic string) error {
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cmd := exec.Command(
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filepath.Join(kafkaDir, "bin", "kafka-topics.sh"),
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"--delete",
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"--if-exists",
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"--zookeeper", zookeeperURI,
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"--topic", topic,
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)
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cmd.Stderr = os.Stderr
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cmd.Stdout = os.Stderr
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return cmd.Run()
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}
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// testRoomserver is used to run integration tests against a single roomserver.
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// It creates new kafka topics for the input and output of the roomserver.
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// It writes the input messages to the input kafka topic, formatting each message
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// as canonical JSON so that it fits on a single line.
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// It then runs the roomserver and waits for a number of messages to be written
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// to the output topic.
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// Once those messages have been written it runs the checkQueries function passing
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// a api.RoomserverQueryAPI client. The caller can use this function to check the
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// behaviour of the query API.
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func testRoomserver(input []string, wantOutput []string, checkQueries func(api.RoomserverQueryAPI)) {
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const (
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inputTopic = "roomserverInput"
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outputTopic = "roomserverOutput"
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)
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deleteTopic(inputTopic)
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if err := createTopic(inputTopic); err != nil {
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panic(err)
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}
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deleteTopic(outputTopic)
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if err := createTopic(outputTopic); err != nil {
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panic(err)
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}
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if err := writeToTopic(inputTopic, canonicalJSONInput(input)); err != nil {
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panic(err)
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}
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if err := createDatabase(testDatabaseName); err != nil {
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panic(err)
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}
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cmd := exec.Command(filepath.Join(filepath.Dir(os.Args[0]), "dendrite-room-server"))
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// Append the roomserver config to the existing environment.
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// We append to the environment rather than replacing so that any additional
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// postgres and golang environment variables such as PGHOST are passed to
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// the roomserver process.
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cmd.Env = append(
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os.Environ(),
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fmt.Sprintf("DATABASE=%s", testDatabase),
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fmt.Sprintf("KAFKA_URIS=%s", kafkaURI),
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fmt.Sprintf("TOPIC_INPUT_ROOM_EVENT=%s", inputTopic),
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fmt.Sprintf("TOPIC_OUTPUT_ROOM_EVENT=%s", outputTopic),
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fmt.Sprintf("BIND_ADDRESS=%s", roomserverAddr),
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)
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cmd.Stderr = os.Stderr
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gotOutput, err := runAndReadFromTopic(cmd, outputTopic, len(wantOutput), func() {
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queryAPI := api.NewRoomserverQueryAPIHTTP("http://"+roomserverAddr, nil)
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checkQueries(queryAPI)
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})
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if err != nil {
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panic(err)
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}
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if len(wantOutput) != len(gotOutput) {
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panic(fmt.Errorf("Wanted %d lines of output got %d lines", len(wantOutput), len(gotOutput)))
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}
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for i := range wantOutput {
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if !equalJSON(wantOutput[i], gotOutput[i]) {
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panic(fmt.Errorf("Wanted %q at index %d got %q", wantOutput[i], i, gotOutput[i]))
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}
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}
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}
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func canonicalJSONInput(jsonData []string) []string {
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for i := range jsonData {
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jsonBytes, err := gomatrixserverlib.CanonicalJSON([]byte(jsonData[i]))
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if err != nil {
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panic(err)
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}
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jsonData[i] = string(jsonBytes)
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}
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return jsonData
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}
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func equalJSON(a, b string) bool {
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canonicalA, err := gomatrixserverlib.CanonicalJSON([]byte(a))
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if err != nil {
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panic(err)
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}
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canonicalB, err := gomatrixserverlib.CanonicalJSON([]byte(b))
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if err != nil {
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panic(err)
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}
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return string(canonicalA) == string(canonicalB)
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}
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func main() {
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fmt.Println("==TESTING==", os.Args[0])
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input := []string{
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`{
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"AuthEventIDs": [],
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"Kind": 1,
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"Event": {
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"origin": "matrix.org",
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"signatures": {
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"matrix.org": {
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"ed25519:auto": "3kXGwNtdj+zqEXlI8PWLiB76xtrQ7SxcvPuXAEVCTo+QPoBoUvLi1RkHs6O5mDz7UzIowK5bi1seAN4vOh0OBA"
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}
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},
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"origin_server_ts": 1463671337837,
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"sender": "@richvdh:matrix.org",
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"event_id": "$1463671337126266wrSBX:matrix.org",
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"prev_events": [],
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"state_key": "",
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"content": {"creator": "@richvdh:matrix.org"},
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"depth": 1,
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"prev_state": [],
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"room_id": "!HCXfdvrfksxuYnIFiJ:matrix.org",
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"auth_events": [],
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"hashes": {"sha256": "Q05VLC8nztN2tguy+KnHxxhitI95wK9NelnsDaXRqeo"},
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"type": "m.room.create"}
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}`, `{
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"AuthEventIDs": ["$1463671337126266wrSBX:matrix.org"],
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"Kind": 2,
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"StateEventIDs": ["$1463671337126266wrSBX:matrix.org"],
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"Event": {
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"origin": "matrix.org",
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"signatures": {
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"matrix.org": {
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"ed25519:auto": "a2b3xXYVPPFeG1sHCU3hmZnAaKqZFgzGZozijRGblG5Y//ewRPAn1A2mCrI2UM5I+0zqr70cNpHgF8bmNFu4BA"
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}
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},
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"origin_server_ts": 1463671339844,
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"sender": "@richvdh:matrix.org",
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"event_id": "$1463671339126270PnVwC:matrix.org",
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"prev_events": [[
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"$1463671337126266wrSBX:matrix.org", {"sha256": "h/VS07u8KlMwT3Ee8JhpkC7sa1WUs0Srgs+l3iBv6c0"}
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]],
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"membership": "join",
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"state_key": "@richvdh:matrix.org",
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"content": {
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"membership": "join",
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"avatar_url": "mxc://matrix.org/ZafPzsxMJtLaSaJXloBEKiws",
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"displayname": "richvdh"
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},
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"depth": 2,
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"prev_state": [],
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"room_id": "!HCXfdvrfksxuYnIFiJ:matrix.org",
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"auth_events": [[
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"$1463671337126266wrSBX:matrix.org", {"sha256": "h/VS07u8KlMwT3Ee8JhpkC7sa1WUs0Srgs+l3iBv6c0"}
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]],
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"hashes": {"sha256": "t9t3sZV1Eu0P9Jyrs7pge6UTa1zuTbRdVxeUHnrQVH0"},
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"type": "m.room.member"},
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"HasState": true
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}`,
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}
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want := []string{
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`{
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"Event":{
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"auth_events":[[
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"$1463671337126266wrSBX:matrix.org",{"sha256":"h/VS07u8KlMwT3Ee8JhpkC7sa1WUs0Srgs+l3iBv6c0"}
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]],
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"content":{
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"avatar_url":"mxc://matrix.org/ZafPzsxMJtLaSaJXloBEKiws",
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"displayname":"richvdh",
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"membership":"join"
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},
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"depth": 2,
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"event_id": "$1463671339126270PnVwC:matrix.org",
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"hashes": {"sha256":"t9t3sZV1Eu0P9Jyrs7pge6UTa1zuTbRdVxeUHnrQVH0"},
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"membership": "join",
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"origin": "matrix.org",
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"origin_server_ts": 1463671339844,
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"prev_events": [[
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"$1463671337126266wrSBX:matrix.org",{"sha256":"h/VS07u8KlMwT3Ee8JhpkC7sa1WUs0Srgs+l3iBv6c0"}
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]],
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"prev_state":[],
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"room_id":"!HCXfdvrfksxuYnIFiJ:matrix.org",
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"sender":"@richvdh:matrix.org",
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"signatures":{
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"matrix.org":{
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"ed25519:auto":"a2b3xXYVPPFeG1sHCU3hmZnAaKqZFgzGZozijRGblG5Y//ewRPAn1A2mCrI2UM5I+0zqr70cNpHgF8bmNFu4BA"
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}
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},
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"state_key":"@richvdh:matrix.org",
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"type":"m.room.member"
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},
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"VisibilityEventIDs":null,
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"LatestEventIDs":["$1463671339126270PnVwC:matrix.org"],
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"AddsStateEventIDs":["$1463671337126266wrSBX:matrix.org", "$1463671339126270PnVwC:matrix.org"],
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"RemovesStateEventIDs":null,
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"LastSentEventID":""
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}`,
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}
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testRoomserver(input, want, func(q api.RoomserverQueryAPI) {
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var response api.QueryLatestEventsAndStateResponse
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if err := q.QueryLatestEventsAndState(
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&api.QueryLatestEventsAndStateRequest{
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RoomID: "!HCXfdvrfksxuYnIFiJ:matrix.org",
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StateToFetch: []gomatrixserverlib.StateKeyTuple{
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{"m.room.member", "@richvdh:matrix.org"},
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},
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},
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&response,
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); err != nil {
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panic(err)
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}
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if !response.RoomExists {
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panic(fmt.Errorf(`Wanted room "!HCXfdvrfksxuYnIFiJ:matrix.org" to exist`))
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}
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if len(response.LatestEvents) != 1 || response.LatestEvents[0].EventID != "$1463671339126270PnVwC:matrix.org" {
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panic(fmt.Errorf(`Wanted "$1463671339126270PnVwC:matrix.org" to be the latest event got %#v`, response.LatestEvents))
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}
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if len(response.StateEvents) != 1 || response.StateEvents[0].EventID() != "$1463671339126270PnVwC:matrix.org" {
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panic(fmt.Errorf(`Wanted "$1463671339126270PnVwC:matrix.org" to be the state event got %#v`, response.StateEvents))
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}
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})
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fmt.Println("==PASSED==", os.Args[0])
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}
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