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authorMatthew Smith <mgsmith@netgate.com>2019-02-28 10:33:12 -0600
committerDamjan Marion <dmarion@me.com>2019-03-01 20:26:47 +0000
commit84caa17a9d77e2986bb996a46d7c4a8a05fc868d (patch)
tree8ee1b3d4c83448706259549b533b72ad5a37417e /Makefile
parentb89609428977fe4ffae4e0823e28942fd4ac4ee8 (diff)
dpdk: update mlx[45] linking options
Upstream DPDK changed the names of the options to use dlopen() with libibverbs and libmlx[45] from RTE_LIBRTE_MLX[45]_DLOPEN_DEPS to RTE_IBVERBS_LINK_DLOPEN (handles both mlx4 and mlx5). VPP's build option to enable this configuration when building DPDK no longer worked starting when VPP moved to DPDK 19.02. Update VPP's build options to enable the correct option name. Change-Id: I8e34e1d3fc4ee8aac4fd6f2a7d27177f2b0dea50 Signed-off-by: Matthew Smith <mgsmith@netgate.com>
Diffstat (limited to 'Makefile')
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package main

import (
	"bufio"
	"errors"
	"flag"
	"fmt"
	"os"
	"os/exec"
	"strings"
	"time"

	"github.com/edwarnicke/exechelper"
	"github.com/stretchr/testify/assert"
	"github.com/stretchr/testify/suite"
	"gopkg.in/yaml.v3"
)

const (
	DEFAULT_NETWORK_NUM int = 1
)

var isPersistent = flag.Bool("persist", false, "persists topology config")
var isVerbose = flag.Bool("verbose", false, "verbose test output")
var isUnconfiguring = flag.Bool("unconfigure", false, "remove topology")
var isVppDebug = flag.Bool("debug", false, "attach gdb to vpp")
var nConfiguredCpus = flag.Int("cpus", 1, "number of CPUs assigned to vpp")
var vppSourceFileDir = flag.String("vppsrc", "", "vpp source file directory")

type HstSuite struct {
	suite.Suite
	containers       map[string]*Container
	volumes          []string
	netConfigs       []NetConfig
	netInterfaces    map[string]*NetInterface
	ip4AddrAllocator *Ip4AddressAllocator
	testIds          map[string]string
	cpuAllocator     *CpuAllocatorT
	cpuContexts      []*CpuContext
	cpuPerVpp        int
	pid				 string
}

func (s *HstSuite) SetupSuite() {
	var err error
	s.pid = fmt.Sprint(os.Getpid())
	s.cpuAllocator, err = CpuAllocator()
	if err != nil {
		s.FailNow("failed to init cpu allocator: %v", err)
	}
	s.cpuPerVpp = *nConfiguredCpus
}

func (s *HstSuite) AllocateCpus() []int {
	cpuCtx, err := s.cpuAllocator.Allocate(s.cpuPerVpp)
	s.assertNil(err)
	s.AddCpuContext(cpuCtx)
	return cpuCtx.cpus
}

func (s *HstSuite) AddCpuContext(cpuCtx *CpuContext) {
	s.cpuContexts = append(s.cpuContexts, cpuCtx)
}

func (s *HstSuite) TearDownSuite() {
	s.unconfigureNetworkTopology()
}

func (s *HstSuite) TearDownTest() {
	if *isPersistent {
		return
	}
	for _, c := range s.cpuContexts {
		c.Release()
	}
	s.resetContainers()
	s.removeVolumes()
	s.ip4AddrAllocator.deleteIpAddresses()
}

func (s *HstSuite) skipIfUnconfiguring() {
	if *isUnconfiguring {
		s.skip("skipping to unconfigure")
	}
}

func (s *HstSuite) SetupTest() {
	s.skipIfUnconfiguring()
	s.setupVolumes()
	s.setupContainers()
}

func (s *HstSuite) setupVolumes() {
	for _, volume := range s.volumes {
		cmd := "docker volume create --name=" + volume
		s.log(cmd)
		exechelper.Run(cmd)
	}
}

func (s *HstSuite) setupContainers() {
	for _, container := range s.containers {
		if !container.isOptional {
			container.run()
		}
	}
}

func logVppInstance(container *Container, maxLines int){
	if container.vppInstance == nil{
		return
	}

	logSource := container.getHostWorkDir() + defaultLogFilePath
	file, err := os.Open(logSource)

	if err != nil{
		return
	}
	defer file.Close()

	scanner := bufio.NewScanner(file)
	var lines []string
	var counter int

	for scanner.Scan(){
		lines = append(lines, scanner.Text())
		counter++
		if counter > maxLines {
			lines = lines[1:]
			counter--
		}
	}

	fmt.Println("vvvvvvvvvvvvvvv " + container.name + " [VPP instance]:")
	for _, line := range lines{
		fmt.Println(line)
	}
	fmt.Printf("^^^^^^^^^^^^^^^\n\n")
}

func (s *HstSuite) hstFail() {
	fmt.Println("Containers: " + fmt.Sprint(s.containers))
	for _, container := range s.containers{
		out, err := container.log(20)
		if err != nil{
			fmt.Printf("An error occured while obtaining '%s' container logs: %s\n", container.name, fmt.Sprint(err))
			break
		}
		fmt.Printf("\nvvvvvvvvvvvvvvv " +
					container.name + ":\n" +
					out +
					"^^^^^^^^^^^^^^^\n\n")
		logVppInstance(container, 20)
	}
	s.T().FailNow()
}

func (s *HstSuite) assertNil(object interface{}, msgAndArgs ...interface{}) {
	if !assert.Nil(s.T(), object, msgAndArgs...) {
		s.hstFail()
	}
}

func (s *HstSuite) assertNotNil(object interface{}, msgAndArgs ...interface{}) {
	if !assert.NotNil(s.T(), object, msgAndArgs...) {
		s.hstFail()
	}
}

func (s *HstSuite) assertEqual(expected, actual interface{}, msgAndArgs ...interface{}) {
	if !assert.Equal(s.T(), expected, actual, msgAndArgs...) {
		s.hstFail()
	}
}

func (s *HstSuite) assertNotEqual(expected, actual interface{}, msgAndArgs ...interface{}) {
	if !assert.NotEqual(s.T(), expected, actual, msgAndArgs...) {
		s.hstFail()
	}
}

func (s *HstSuite) assertContains(testString, contains interface{}, msgAndArgs ...interface{}) {
	if !assert.Contains(s.T(), testString, contains, msgAndArgs...) {
		s.hstFail()
	}
}

func (s *HstSuite) assertNotContains(testString, contains interface{}, msgAndArgs ...interface{}) {
	if !assert.NotContains(s.T(), testString, contains, msgAndArgs...) {
		s.hstFail()
	}
}

func (s *HstSuite) assertNotEmpty(object interface{}, msgAndArgs ...interface{}) {
	if !assert.NotEmpty(s.T(), object, msgAndArgs...) {
		s.hstFail()
	}
}

func (s *HstSuite) log(args ...any) {
	if *isVerbose {
		s.T().Helper()
		s.T().Log(args...)
	}
}

func (s *HstSuite) skip(args ...any) {
	s.log(args...)
	s.T().SkipNow()
}

func (s *HstSuite) SkipIfMultiWorker(args ...any) {
	if *nConfiguredCpus > 1 {
		s.skip("test case not supported with multiple vpp workers")
	}
}

func (s *HstSuite) SkipUnlessExtendedTestsBuilt() {
	imageName := "hs-test/nginx-http3"

	cmd := exec.Command("docker", "images", imageName)
	byteOutput, err := cmd.CombinedOutput()
	if err != nil {
		s.log("error while searching for docker image")
		return
	}
	if !strings.Contains(string(byteOutput), imageName) {
		s.skip("extended tests not built")
	}
}

func (s *HstSuite) resetContainers() {
	for _, container := range s.containers {
		container.stop()
	}
}

func (s *HstSuite) removeVolumes() {
	for _, volumeName := range s.volumes {
		cmd := "docker volume rm " + volumeName
		exechelper.Run(cmd)
		os.RemoveAll(volumeName)
	}
}

func (s *HstSuite) getNetNamespaceByName(name string) string {
	return name + s.pid
}

func (s *HstSuite) getInterfaceByName(name string) *NetInterface {
	return s.netInterfaces[name + s.pid]
}

func (s *HstSuite) getContainerByName(name string) *Container {
	return s.containers[name + s.pid]
}

/*
 * Create a copy and return its address, so that individial tests which call this
 * are not able to modify the original container and affect other tests by doing that
 */
func (s *HstSuite) getTransientContainerByName(name string) *Container {
	containerCopy := *s.containers[name + s.pid]
	return &containerCopy
}

func (s *HstSuite) loadContainerTopology(topologyName string) {
	data, err := os.ReadFile(containerTopologyDir + topologyName + ".yaml")
	if err != nil {
		s.T().Fatalf("read error: %v", err)
	}
	var yamlTopo YamlTopology
	err = yaml.Unmarshal(data, &yamlTopo)
	if err != nil {
		s.T().Fatalf("unmarshal error: %v", err)
	}

	for _, elem := range yamlTopo.Volumes {
		volumeMap := elem["volume"].(VolumeConfig)
		hostDir := volumeMap["host-dir"].(string)
		workingVolumeDir := logDir + s.T().Name() + s.pid + volumeDir
		volDirReplacer := strings.NewReplacer("$HST_VOLUME_DIR", workingVolumeDir)
		hostDir = volDirReplacer.Replace(hostDir)
		s.volumes = append(s.volumes, hostDir)
	}

	s.containers = make(map[string]*Container)
	for _, elem := range yamlTopo.Containers {
		newContainer, err := newContainer(s, elem, s.pid)
		newContainer.suite = s
		if err != nil {
			s.T().Fatalf("container config error: %v", err)
		}
		s.containers[newContainer.name] = newContainer
	}
}

func (s *HstSuite) loadNetworkTopology(topologyName string) {
	data, err := os.ReadFile(networkTopologyDir + topologyName + ".yaml")
	if err != nil {
		s.T().Fatalf("read error: %v", err)
	}
	var yamlTopo YamlTopology
	err = yaml.Unmarshal(data, &yamlTopo)
	if err != nil {
		s.T().Fatalf("unmarshal error: %v", err)
	}

	s.ip4AddrAllocator = NewIp4AddressAllocator()
	s.netInterfaces = make(map[string]*NetInterface)

	for _, elem := range yamlTopo.Devices {
		if _, ok := elem["name"]; ok {
			elem["name"] = elem["name"].(string) + s.pid
		}

		if peer, ok := elem["peer"].(NetDevConfig); ok {
			if peer["name"].(string) != ""{
				peer["name"] = peer["name"].(string) + s.pid
			}
			if _, ok := peer["netns"]; ok{
				peer["netns"] = peer["netns"].(string) + s.pid
			}
		}

		if _, ok := elem["netns"]; ok {
			elem["netns"] = elem["netns"].(string) + s.pid
		}

		if _, ok := elem["interfaces"]; ok {
			interfaceCount := len(elem["interfaces"].([]interface{}))
			for i := 0; i < interfaceCount; i++ {
				elem["interfaces"].([]interface{})[i] = elem["interfaces"].([]interface{})[i].(string) + s.pid
			}
		}

		switch elem["type"].(string) {
		case NetNs:
			{
				if namespace, err := newNetNamespace(elem); err == nil {
					s.netConfigs = append(s.netConfigs, &namespace)
				} else {
					s.T().Fatalf("network config error: %v", err)
				}
			}
		case Veth, Tap:
			{
				if netIf, err := newNetworkInterface(elem, s.ip4AddrAllocator); err == nil {
					s.netConfigs = append(s.netConfigs, netIf)
					s.netInterfaces[netIf.Name()] = netIf
				} else {
					s.T().Fatalf("network config error: %v", err)
				}
			}
		case Bridge:
			{
				if bridge, err := newBridge(elem); err == nil {
					s.netConfigs = append(s.netConfigs, &bridge)
				} else {
					s.T().Fatalf("network config error: %v", err)
				}
			}
		}
	}
}

func (s *HstSuite) configureNetworkTopology(topologyName string) {
	s.loadNetworkTopology(topologyName)

	if *isUnconfiguring {
		return
	}

	for _, nc := range s.netConfigs {
		if err := nc.configure(); err != nil {
			s.T().Fatalf("network config error: %v", err)
		}
	}
}

func (s *HstSuite) unconfigureNetworkTopology() {
	if *isPersistent {
		return
	}
	for _, nc := range s.netConfigs {
		nc.unconfigure()
	}
}

func (s *HstSuite) getTestId() string {
	testName := s.T().Name()

	if s.testIds == nil {
		s.testIds = map[string]string{}
	}

	if _, ok := s.testIds[testName]; !ok {
		s.testIds[testName] = time.Now().Format("2006-01-02_15-04-05")
	}

	return s.testIds[testName]
}

// Returns last 4 digits of PID
func (s *HstSuite) getPortFromPid() string {
	port := s.pid
	for len(port) < 4 {
		port += "0"
	}
	return port[len(port)-4:]
}

func (s *HstSuite) startServerApp(running chan error, done chan struct{}, env []string) {
	cmd := exec.Command("iperf3", "-4", "-s", "-p", s.getPortFromPid())
	if env != nil {
		cmd.Env = env
	}
	s.log(cmd)
	err := cmd.Start()
	if err != nil {
		msg := fmt.Errorf("failed to start iperf server: %v", err)
		running <- msg
		return
	}
	running <- nil
	<-done
	cmd.Process.Kill()
}

func (s *HstSuite) startClientApp(ipAddress string, env []string, clnCh chan error, clnRes chan string) {
	defer func() {
		clnCh <- nil
	}()

	nTries := 0

	for {
		cmd := exec.Command("iperf3", "-c", ipAddress, "-u", "-l", "1460", "-b", "10g", "-p", s.getPortFromPid())
		if env != nil {
			cmd.Env = env
		}
		s.log(cmd)
		o, err := cmd.CombinedOutput()
		if err != nil {
			if nTries > 5 {
				clnCh <- fmt.Errorf("failed to start client app '%s'.\n%s", err, o)
				return
			}
			time.Sleep(1 * time.Second)
			nTries++
			continue
		} else {
			clnRes <- fmt.Sprintf("Client output: %s", o)
		}
		break
	}
}

func (s *HstSuite) startHttpServer(running chan struct{}, done chan struct{}, addressPort, netNs string) {
	cmd := newCommand([]string{"./http_server", addressPort, s.pid}, netNs)
	err := cmd.Start()
	s.log(cmd)
	if err != nil {
		fmt.Println("Failed to start http server: " + fmt.Sprint(err))
		return
	}
	running <- struct{}{}
	<-done
	cmd.Process.Kill()
}

func (s *HstSuite) startWget(finished chan error, server_ip, port, query, netNs string) {
	defer func() {
		finished <- errors.New("wget error")
	}()

	cmd := newCommand([]string{"wget", "--timeout=10", "--no-proxy", "--tries=5", "-O", "/dev/null", server_ip + ":" + port + "/" + query},
		netNs)
	s.log(cmd)
	o, err := cmd.CombinedOutput()
	if err != nil {
		finished <- fmt.Errorf("wget error: '%v\n\n%s'", err, o)
		return
	} else if !strings.Contains(string(o), "200 OK") {
		finished <- fmt.Errorf("wget error: response not 200 OK")
		return
	}
	finished <- nil
}