package main
import (
+ "errors"
"flag"
- "io/ioutil"
+ "fmt"
"os"
+ "os/exec"
+ "strings"
"time"
"github.com/edwarnicke/exechelper"
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
}
}
+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) loadContainerTopology(topologyName string) {
- data, err := ioutil.ReadFile(containerTopologyDir + topologyName + ".yaml")
+ data, err := os.ReadFile(containerTopologyDir + topologyName + ".yaml")
if err != nil {
s.T().Fatalf("read error: %v", err)
}
for _, elem := range yamlTopo.Volumes {
volumeMap := elem["volume"].(VolumeConfig)
hostDir := volumeMap["host-dir"].(string)
+ workingVolumeDir := logDir + s.T().Name() + 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(elem)
- newContainer.suite = s
+ newContainer, err := newContainer(s, elem)
if err != nil {
s.T().Fatalf("container config error: %v", err)
}
}
func (s *HstSuite) loadNetworkTopology(topologyName string) {
- data, err := ioutil.ReadFile(networkTopologyDir + topologyName + ".yaml")
+ data, err := os.ReadFile(networkTopologyDir + topologyName + ".yaml")
if err != nil {
s.T().Fatalf("read error: %v", err)
}
return s.testIds[testName]
}
+
+func (s *HstSuite) startServerApp(running chan error, done chan struct{}, env []string) {
+ cmd := exec.Command("iperf3", "-4", "-s")
+ 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")
+ 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}, netNs)
+ err := cmd.Start()
+ s.log(cmd)
+ if err != nil {
+ fmt.Println("Failed to start http server")
+ 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
+}