Remove legacy DERP tests
This commit is contained in:
Juan Font
parent
96f9680afd
commit
1d2b4bca8a
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@ -1,35 +0,0 @@
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name: Integration Test DERP
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on: [pull_request]
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jobs:
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integration-test-derp:
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runs-on: ubuntu-latest
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steps:
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- uses: actions/checkout@v3
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with:
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fetch-depth: 2
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- name: Set Swap Space
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uses: pierotofy/set-swap-space@master
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with:
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swap-size-gb: 10
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- name: Get changed files
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id: changed-files
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uses: tj-actions/changed-files@v34
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with:
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files: |
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*.nix
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go.*
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**/*.go
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integration_test/
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config-example.yaml
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- uses: cachix/install-nix-action@v16
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if: steps.changed-files.outputs.any_changed == 'true'
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- name: Run Embedded DERP server integration tests
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if: steps.changed-files.outputs.any_changed == 'true'
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run: nix develop --command -- make test_integration_derp
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10
Makefile
10
Makefile
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@ -38,16 +38,6 @@ test_integration_cli:
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-v /var/run/docker.sock:/var/run/docker.sock golang:1 \
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go run gotest.tools/gotestsum@latest -- $(TAGS) -failfast -timeout 30m -count=1 -run IntegrationCLI ./...
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test_integration_derp:
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docker network rm $$(docker network ls --filter name=headscale --quiet) || true
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docker network create headscale-test || true
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docker run -t --rm \
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--network headscale-test \
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-v ~/.cache/hs-integration-go:/go \
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-v $$PWD:$$PWD -w $$PWD \
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-v /var/run/docker.sock:/var/run/docker.sock golang:1 \
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go run gotest.tools/gotestsum@latest -- $(TAGS) -failfast -timeout 30m -count=1 -run IntegrationDERP ./...
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test_integration_v2_general:
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docker run \
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-t --rm \
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@ -1,453 +0,0 @@
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// nolint
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package headscale
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import (
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"bytes"
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"context"
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"crypto/tls"
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"encoding/json"
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"fmt"
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"log"
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"net/http"
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"os"
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"path"
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"strings"
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"sync"
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"testing"
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"time"
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"github.com/ccding/go-stun/stun"
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v1 "github.com/juanfont/headscale/gen/go/headscale/v1"
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"github.com/ory/dockertest/v3"
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"github.com/ory/dockertest/v3/docker"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/suite"
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)
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const (
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headscaleDerpHostname = "headscale-derp"
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userName = "derpuser"
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totalContainers = 3
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)
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type IntegrationDERPTestSuite struct {
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suite.Suite
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stats *suite.SuiteInformation
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pool dockertest.Pool
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network dockertest.Network
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containerNetworks map[int]dockertest.Network // so we keep the containers isolated
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headscale dockertest.Resource
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saveLogs bool
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tailscales map[string]dockertest.Resource
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joinWaitGroup sync.WaitGroup
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}
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func TestIntegrationDERPTestSuite(t *testing.T) {
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if testing.Short() {
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t.Skip("skipping integration tests due to short flag")
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}
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saveLogs, err := GetEnvBool("HEADSCALE_INTEGRATION_SAVE_LOG")
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if err != nil {
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saveLogs = false
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}
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s := new(IntegrationDERPTestSuite)
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s.tailscales = make(map[string]dockertest.Resource)
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s.containerNetworks = make(map[int]dockertest.Network)
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s.saveLogs = saveLogs
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suite.Run(t, s)
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// HandleStats, which allows us to check if we passed and save logs
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// is called after TearDown, so we cannot tear down containers before
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// we have potentially saved the logs.
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if s.saveLogs {
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for _, tailscale := range s.tailscales {
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if err := s.pool.Purge(&tailscale); err != nil {
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log.Printf("Could not purge resource: %s\n", err)
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}
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}
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if !s.stats.Passed() {
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err := s.saveLog(&s.headscale, "test_output")
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if err != nil {
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log.Printf("Could not save log: %s\n", err)
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}
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}
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if err := s.pool.Purge(&s.headscale); err != nil {
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log.Printf("Could not purge resource: %s\n", err)
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}
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for _, network := range s.containerNetworks {
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if err := network.Close(); err != nil {
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log.Printf("Could not close network: %s\n", err)
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}
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}
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}
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}
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func (s *IntegrationDERPTestSuite) SetupSuite() {
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if ppool, err := dockertest.NewPool(""); err == nil {
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s.pool = *ppool
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} else {
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s.FailNow(fmt.Sprintf("Could not connect to docker: %s", err), "")
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}
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network, err := GetFirstOrCreateNetwork(&s.pool, headscaleNetwork)
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if err != nil {
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s.FailNow(fmt.Sprintf("Failed to create or get network: %s", err), "")
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}
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s.network = network
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for i := 0; i < totalContainers; i++ {
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if pnetwork, err := s.pool.CreateNetwork(fmt.Sprintf("headscale-derp-%d", i)); err == nil {
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s.containerNetworks[i] = *pnetwork
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} else {
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s.FailNow(fmt.Sprintf("Could not create network: %s", err), "")
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}
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}
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headscaleBuildOptions := &dockertest.BuildOptions{
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Dockerfile: "Dockerfile",
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ContextDir: ".",
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}
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currentPath, err := os.Getwd()
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if err != nil {
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s.FailNow(fmt.Sprintf("Could not determine current path: %s", err), "")
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}
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headscaleOptions := &dockertest.RunOptions{
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Name: headscaleDerpHostname,
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Mounts: []string{
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fmt.Sprintf(
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"%s/integration_test/etc_embedded_derp:/etc/headscale",
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currentPath,
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),
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},
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Cmd: []string{"headscale", "serve"},
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Networks: []*dockertest.Network{&s.network},
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ExposedPorts: []string{"8443/tcp", "3478/udp"},
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PortBindings: map[docker.Port][]docker.PortBinding{
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"8443/tcp": {{HostPort: "8443"}},
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"3478/udp": {{HostPort: "3478"}},
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},
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}
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err = s.pool.RemoveContainerByName(headscaleDerpHostname)
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if err != nil {
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s.FailNow(
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fmt.Sprintf(
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"Could not remove existing container before building test: %s",
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err,
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),
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"",
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)
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}
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log.Println("Creating headscale container for DERP integration tests")
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if pheadscale, err := s.pool.BuildAndRunWithBuildOptions(headscaleBuildOptions, headscaleOptions, DockerRestartPolicy); err == nil {
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s.headscale = *pheadscale
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} else {
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s.FailNow(fmt.Sprintf("Could not start headscale container: %s", err), "")
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}
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log.Println("Created headscale container for embedded DERP tests")
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log.Println("Creating tailscale containers for embedded DERP tests")
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for i := 0; i < totalContainers; i++ {
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version := tailscaleVersions[i%len(tailscaleVersions)]
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hostname, container := s.tailscaleContainer(
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fmt.Sprint(i),
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version,
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s.containerNetworks[i],
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)
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s.tailscales[hostname] = *container
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}
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log.Println("Waiting for headscale to be ready for embedded DERP tests")
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hostEndpoint := fmt.Sprintf("%s:%s",
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s.headscale.GetIPInNetwork(&s.network),
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s.headscale.GetPort("8443/tcp"))
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if err := s.pool.Retry(func() error {
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url := fmt.Sprintf("https://%s/health", hostEndpoint)
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insecureTransport := http.DefaultTransport.(*http.Transport).Clone()
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insecureTransport.TLSClientConfig = &tls.Config{InsecureSkipVerify: true}
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client := &http.Client{Transport: insecureTransport}
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resp, err := client.Get(url)
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if err != nil {
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fmt.Printf("headscale for embedded DERP tests is not ready: %s\n", err)
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return err
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}
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if resp.StatusCode != http.StatusOK {
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return fmt.Errorf("status code not OK")
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}
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return nil
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}); err != nil {
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// TODO(kradalby): If we cannot access headscale, or any other fatal error during
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// test setup, we need to abort and tear down. However, testify does not seem to
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// support that at the moment:
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// https://github.com/stretchr/testify/issues/849
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return // fmt.Errorf("Could not connect to headscale: %s", err)
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}
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log.Println("headscale container is ready for embedded DERP tests")
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log.Printf("Creating headscale user: %s\n", userName)
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result, _, err := ExecuteCommand(
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&s.headscale,
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[]string{"headscale", "users", "create", userName},
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[]string{},
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)
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log.Println("headscale create user result: ", result)
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assert.Nil(s.T(), err)
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log.Printf("Creating pre auth key for %s\n", userName)
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preAuthResult, _, err := ExecuteCommand(
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&s.headscale,
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[]string{
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"headscale",
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"--user",
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userName,
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"preauthkeys",
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"create",
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"--reusable",
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"--expiration",
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"24h",
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"--output",
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"json",
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},
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[]string{"LOG_LEVEL=error"},
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)
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assert.Nil(s.T(), err)
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var preAuthKey v1.PreAuthKey
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err = json.Unmarshal([]byte(preAuthResult), &preAuthKey)
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assert.Nil(s.T(), err)
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assert.True(s.T(), preAuthKey.Reusable)
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headscaleEndpoint := fmt.Sprintf(
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"https://headscale:%s",
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s.headscale.GetPort("8443/tcp"),
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)
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log.Printf(
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"Joining tailscale containers to headscale at %s\n",
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headscaleEndpoint,
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)
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for hostname, tailscale := range s.tailscales {
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s.joinWaitGroup.Add(1)
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go s.Join(headscaleEndpoint, preAuthKey.Key, hostname, tailscale)
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}
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s.joinWaitGroup.Wait()
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// The nodes need a bit of time to get their updated maps from headscale
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// TODO: See if we can have a more deterministic wait here.
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time.Sleep(60 * time.Second)
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}
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func (s *IntegrationDERPTestSuite) Join(
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endpoint, key, hostname string,
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tailscale dockertest.Resource,
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) {
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defer s.joinWaitGroup.Done()
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command := []string{
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"tailscale",
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"up",
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"-login-server",
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endpoint,
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"--authkey",
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key,
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"--hostname",
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hostname,
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}
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log.Println("Join command:", command)
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log.Printf("Running join command for %s\n", hostname)
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_, _, err := ExecuteCommand(
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&tailscale,
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command,
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[]string{},
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)
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assert.Nil(s.T(), err)
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log.Printf("%s joined\n", hostname)
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}
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func (s *IntegrationDERPTestSuite) tailscaleContainer(
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identifier, version string,
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network dockertest.Network,
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) (string, *dockertest.Resource) {
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tailscaleBuildOptions := getDockerBuildOptions(version)
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hostname := fmt.Sprintf(
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"tailscale-%s-%s",
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strings.Replace(version, ".", "-", -1),
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identifier,
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)
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tailscaleOptions := &dockertest.RunOptions{
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Name: hostname,
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Networks: []*dockertest.Network{&network},
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Cmd: []string{
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"tailscaled", "--tun=tsdev",
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},
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// expose the host IP address, so we can access it from inside the container
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ExtraHosts: []string{
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"host.docker.internal:host-gateway",
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"headscale:host-gateway",
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},
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}
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pts, err := s.pool.BuildAndRunWithBuildOptions(
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tailscaleBuildOptions,
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tailscaleOptions,
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DockerRestartPolicy,
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DockerAllowLocalIPv6,
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DockerAllowNetworkAdministration,
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)
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if err != nil {
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log.Fatalf("Could not start tailscale container version %s: %s", version, err)
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}
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log.Printf("Created %s container\n", hostname)
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return hostname, pts
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}
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func (s *IntegrationDERPTestSuite) TearDownSuite() {
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if !s.saveLogs {
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for _, tailscale := range s.tailscales {
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if err := s.pool.Purge(&tailscale); err != nil {
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log.Printf("Could not purge resource: %s\n", err)
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}
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}
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if err := s.pool.Purge(&s.headscale); err != nil {
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log.Printf("Could not purge resource: %s\n", err)
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}
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for _, network := range s.containerNetworks {
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if err := network.Close(); err != nil {
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log.Printf("Could not close network: %s\n", err)
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}
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}
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}
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}
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func (s *IntegrationDERPTestSuite) HandleStats(
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suiteName string,
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stats *suite.SuiteInformation,
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) {
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s.stats = stats
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}
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func (s *IntegrationDERPTestSuite) saveLog(
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resource *dockertest.Resource,
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basePath string,
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) error {
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err := os.MkdirAll(basePath, os.ModePerm)
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if err != nil {
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return err
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}
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var stdout bytes.Buffer
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var stderr bytes.Buffer
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err = s.pool.Client.Logs(
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docker.LogsOptions{
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Context: context.TODO(),
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Container: resource.Container.ID,
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OutputStream: &stdout,
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ErrorStream: &stderr,
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Tail: "all",
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RawTerminal: false,
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Stdout: true,
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Stderr: true,
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Follow: false,
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Timestamps: false,
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},
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)
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if err != nil {
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return err
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}
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log.Printf("Saving logs for %s to %s\n", resource.Container.Name, basePath)
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err = os.WriteFile(
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path.Join(basePath, resource.Container.Name+".stdout.log"),
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stderr.Bytes(),
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0o644,
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)
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if err != nil {
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return err
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}
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err = os.WriteFile(
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path.Join(basePath, resource.Container.Name+".stderr.log"),
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stderr.Bytes(),
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0o644,
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)
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if err != nil {
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return err
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}
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return nil
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}
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func (s *IntegrationDERPTestSuite) TestPingAllPeersByHostname() {
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hostnames, err := getDNSNames(&s.headscale)
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assert.Nil(s.T(), err)
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log.Printf("Hostnames: %#v\n", hostnames)
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for hostname, tailscale := range s.tailscales {
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for _, peername := range hostnames {
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if strings.Contains(peername, hostname) {
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continue
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}
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s.T().Run(fmt.Sprintf("%s-%s", hostname, peername), func(t *testing.T) {
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command := []string{
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"tailscale", "ping",
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"--timeout=10s",
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"--c=5",
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"--until-direct=false",
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peername,
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}
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log.Printf(
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"Pinging using hostname from %s to %s\n",
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hostname,
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peername,
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)
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log.Println(command)
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result, _, err := ExecuteCommand(
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&tailscale,
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command,
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[]string{},
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)
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assert.Nil(t, err)
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log.Printf("Result for %s: %s\n", hostname, result)
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assert.Contains(t, result, "via DERP(headscale)")
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})
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}
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}
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}
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func (s *IntegrationDERPTestSuite) TestDERPSTUN() {
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headscaleSTUNAddr := fmt.Sprintf("%s:%s",
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s.headscale.GetIPInNetwork(&s.network),
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s.headscale.GetPort("3478/udp"))
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client := stun.NewClient()
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client.SetVerbose(true)
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client.SetVVerbose(true)
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client.SetServerAddr(headscaleSTUNAddr)
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_, _, err := client.Discover()
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assert.Nil(s.T(), err)
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}
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