mirror of
https://github.com/juanfont/headscale.git
synced 2024-12-29 07:13:18 -05:00
389 lines
9.5 KiB
Go
389 lines
9.5 KiB
Go
package integration
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import (
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"context"
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"crypto/tls"
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"errors"
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"fmt"
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"io"
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"log"
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"net"
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"net/http"
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"net/netip"
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"strconv"
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"testing"
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"time"
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"github.com/juanfont/headscale/hscontrol/types"
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"github.com/juanfont/headscale/hscontrol/util"
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"github.com/juanfont/headscale/integration/dockertestutil"
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"github.com/juanfont/headscale/integration/hsic"
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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/samber/lo"
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)
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const (
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dockerContextPath = "../."
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hsicOIDCMockHashLength = 6
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defaultAccessTTL = 10 * time.Minute
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)
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var errStatusCodeNotOK = errors.New("status code not OK")
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type AuthOIDCScenario struct {
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*Scenario
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mockOIDC *dockertest.Resource
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}
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func TestOIDCAuthenticationPingAll(t *testing.T) {
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IntegrationSkip(t)
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t.Parallel()
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baseScenario, err := NewScenario()
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if err != nil {
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t.Errorf("failed to create scenario: %s", err)
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}
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scenario := AuthOIDCScenario{
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Scenario: baseScenario,
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}
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spec := map[string]int{
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"user1": len(TailscaleVersions),
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}
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oidcConfig, err := scenario.runMockOIDC(defaultAccessTTL)
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if err != nil {
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t.Errorf("failed to run mock OIDC server: %s", err)
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}
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oidcMap := map[string]string{
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"HEADSCALE_OIDC_ISSUER": oidcConfig.Issuer,
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"HEADSCALE_OIDC_CLIENT_ID": oidcConfig.ClientID,
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"CREDENTIALS_DIRECTORY_TEST": "/tmp",
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"HEADSCALE_OIDC_CLIENT_SECRET_PATH": "${CREDENTIALS_DIRECTORY_TEST}/hs_client_oidc_secret",
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"HEADSCALE_OIDC_STRIP_EMAIL_DOMAIN": fmt.Sprintf("%t", oidcConfig.StripEmaildomain),
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}
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err = scenario.CreateHeadscaleEnv(
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spec,
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hsic.WithTestName("oidcauthping"),
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hsic.WithConfigEnv(oidcMap),
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hsic.WithHostnameAsServerURL(),
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hsic.WithFileInContainer("/tmp/hs_client_oidc_secret", []byte(oidcConfig.ClientSecret)),
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)
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if err != nil {
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t.Errorf("failed to create headscale environment: %s", err)
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}
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allClients, err := scenario.ListTailscaleClients()
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if err != nil {
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t.Errorf("failed to get clients: %s", err)
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}
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allIps, err := scenario.ListTailscaleClientsIPs()
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if err != nil {
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t.Errorf("failed to get clients: %s", err)
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}
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err = scenario.WaitForTailscaleSync()
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if err != nil {
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t.Errorf("failed wait for tailscale clients to be in sync: %s", err)
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}
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allAddrs := lo.Map(allIps, func(x netip.Addr, index int) string {
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return x.String()
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})
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success := pingAllHelper(t, allClients, allAddrs)
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t.Logf("%d successful pings out of %d", success, len(allClients)*len(allIps))
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err = scenario.Shutdown()
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if err != nil {
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t.Errorf("failed to tear down scenario: %s", err)
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}
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}
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func TestOIDCExpireNodesBasedOnTokenExpiry(t *testing.T) {
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IntegrationSkip(t)
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t.Parallel()
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shortAccessTTL := 5 * time.Minute
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baseScenario, err := NewScenario()
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if err != nil {
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t.Errorf("failed to create scenario: %s", err)
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}
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scenario := AuthOIDCScenario{
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Scenario: baseScenario,
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}
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spec := map[string]int{
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"user1": len(TailscaleVersions),
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}
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oidcConfig, err := scenario.runMockOIDC(shortAccessTTL)
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if err != nil {
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t.Fatalf("failed to run mock OIDC server: %s", err)
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}
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oidcMap := map[string]string{
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"HEADSCALE_OIDC_ISSUER": oidcConfig.Issuer,
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"HEADSCALE_OIDC_CLIENT_ID": oidcConfig.ClientID,
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"HEADSCALE_OIDC_CLIENT_SECRET": oidcConfig.ClientSecret,
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"HEADSCALE_OIDC_STRIP_EMAIL_DOMAIN": fmt.Sprintf("%t", oidcConfig.StripEmaildomain),
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"HEADSCALE_OIDC_USE_EXPIRY_FROM_TOKEN": "1",
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}
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err = scenario.CreateHeadscaleEnv(
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spec,
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hsic.WithTestName("oidcexpirenodes"),
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hsic.WithConfigEnv(oidcMap),
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hsic.WithHostnameAsServerURL(),
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)
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if err != nil {
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t.Errorf("failed to create headscale environment: %s", err)
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}
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allClients, err := scenario.ListTailscaleClients()
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if err != nil {
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t.Errorf("failed to get clients: %s", err)
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}
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allIps, err := scenario.ListTailscaleClientsIPs()
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if err != nil {
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t.Errorf("failed to get clients: %s", err)
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}
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err = scenario.WaitForTailscaleSync()
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if err != nil {
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t.Errorf("failed wait for tailscale clients to be in sync: %s", err)
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}
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allAddrs := lo.Map(allIps, func(x netip.Addr, index int) string {
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return x.String()
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})
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success := pingAllHelper(t, allClients, allAddrs)
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t.Logf("%d successful pings out of %d (before expiry)", success, len(allClients)*len(allIps))
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// await all nodes being logged out after OIDC token expiry
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scenario.WaitForTailscaleLogout()
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err = scenario.Shutdown()
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if err != nil {
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t.Errorf("failed to tear down scenario: %s", err)
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}
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}
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func (s *AuthOIDCScenario) CreateHeadscaleEnv(
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users map[string]int,
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opts ...hsic.Option,
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) error {
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headscale, err := s.Headscale(opts...)
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if err != nil {
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return err
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}
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err = headscale.WaitForReady()
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if err != nil {
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return err
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}
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for userName, clientCount := range users {
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log.Printf("creating user %s with %d clients", userName, clientCount)
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err = s.CreateUser(userName)
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if err != nil {
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return err
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}
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err = s.CreateTailscaleNodesInUser(userName, "all", clientCount)
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if err != nil {
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return err
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}
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err = s.runTailscaleUp(userName, headscale.GetEndpoint())
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if err != nil {
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return err
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}
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}
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return nil
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}
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func (s *AuthOIDCScenario) runMockOIDC(accessTTL time.Duration) (*types.OIDCConfig, error) {
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port, err := dockertestutil.RandomFreeHostPort()
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if err != nil {
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log.Fatalf("could not find an open port: %s", err)
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}
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portNotation := fmt.Sprintf("%d/tcp", port)
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hash, _ := util.GenerateRandomStringDNSSafe(hsicOIDCMockHashLength)
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hostname := fmt.Sprintf("hs-oidcmock-%s", hash)
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mockOidcOptions := &dockertest.RunOptions{
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Name: hostname,
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Cmd: []string{"headscale", "mockoidc"},
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ExposedPorts: []string{portNotation},
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PortBindings: map[docker.Port][]docker.PortBinding{
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docker.Port(portNotation): {{HostPort: strconv.Itoa(port)}},
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},
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Networks: []*dockertest.Network{s.Scenario.network},
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Env: []string{
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fmt.Sprintf("MOCKOIDC_ADDR=%s", hostname),
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fmt.Sprintf("MOCKOIDC_PORT=%d", port),
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"MOCKOIDC_CLIENT_ID=superclient",
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"MOCKOIDC_CLIENT_SECRET=supersecret",
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fmt.Sprintf("MOCKOIDC_ACCESS_TTL=%s", accessTTL.String()),
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},
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}
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headscaleBuildOptions := &dockertest.BuildOptions{
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Dockerfile: "Dockerfile.debug",
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ContextDir: dockerContextPath,
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}
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err = s.pool.RemoveContainerByName(hostname)
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if err != nil {
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return nil, err
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}
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if pmockoidc, err := s.pool.BuildAndRunWithBuildOptions(
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headscaleBuildOptions,
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mockOidcOptions,
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dockertestutil.DockerRestartPolicy); err == nil {
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s.mockOIDC = pmockoidc
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} else {
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return nil, err
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}
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log.Println("Waiting for headscale mock oidc to be ready for tests")
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hostEndpoint := fmt.Sprintf("%s:%d", s.mockOIDC.GetIPInNetwork(s.network), port)
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if err := s.pool.Retry(func() error {
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oidcConfigURL := fmt.Sprintf("http://%s/oidc/.well-known/openid-configuration", hostEndpoint)
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httpClient := &http.Client{}
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ctx := context.Background()
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req, _ := http.NewRequestWithContext(ctx, http.MethodGet, oidcConfigURL, nil)
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resp, err := httpClient.Do(req)
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if err != nil {
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log.Printf("headscale mock OIDC tests is not ready: %s\n", err)
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return err
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}
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defer resp.Body.Close()
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if resp.StatusCode != http.StatusOK {
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return errStatusCodeNotOK
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}
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return nil
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}); err != nil {
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return nil, err
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}
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log.Printf("headscale mock oidc is ready for tests at %s", hostEndpoint)
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return &types.OIDCConfig{
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Issuer: fmt.Sprintf(
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"http://%s/oidc",
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net.JoinHostPort(s.mockOIDC.GetIPInNetwork(s.network), strconv.Itoa(port)),
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),
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ClientID: "superclient",
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ClientSecret: "supersecret",
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StripEmaildomain: true,
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OnlyStartIfOIDCIsAvailable: true,
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}, nil
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}
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func (s *AuthOIDCScenario) runTailscaleUp(
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userStr, loginServer string,
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) error {
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headscale, err := s.Headscale()
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if err != nil {
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return err
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}
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log.Printf("running tailscale up for user %s", userStr)
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if user, ok := s.users[userStr]; ok {
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for _, client := range user.Clients {
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user.joinWaitGroup.Add(1)
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go func(c TailscaleClient) {
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defer user.joinWaitGroup.Done()
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// TODO(juanfont): error handle this
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loginURL, err := c.UpWithLoginURL(loginServer)
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if err != nil {
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log.Printf("failed to run tailscale up: %s", err)
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}
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loginURL.Host = fmt.Sprintf("%s:8080", headscale.GetIP())
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loginURL.Scheme = "http"
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insecureTransport := &http.Transport{
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TLSClientConfig: &tls.Config{InsecureSkipVerify: true}, // nolint
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}
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log.Printf("%s login url: %s\n", c.Hostname(), loginURL.String())
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httpClient := &http.Client{Transport: insecureTransport}
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ctx := context.Background()
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req, _ := http.NewRequestWithContext(ctx, http.MethodGet, loginURL.String(), nil)
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resp, err := httpClient.Do(req)
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if err != nil {
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log.Printf("%s failed to get login url %s: %s", c.Hostname(), loginURL, err)
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return
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}
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defer resp.Body.Close()
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_, err = io.ReadAll(resp.Body)
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if err != nil {
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log.Printf("%s failed to read response body: %s", c.Hostname(), err)
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return
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}
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log.Printf("Finished request for %s to join tailnet", c.Hostname())
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}(client)
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err = client.WaitForReady()
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if err != nil {
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log.Printf("error waiting for client %s to be ready: %s", client.Hostname(), err)
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}
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log.Printf("client %s is ready", client.Hostname())
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}
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user.joinWaitGroup.Wait()
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for _, client := range user.Clients {
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err := client.WaitForReady()
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if err != nil {
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log.Printf("client %s was not ready: %s", client.Hostname(), err)
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return fmt.Errorf("failed to up tailscale node: %w", err)
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}
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}
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return nil
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}
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return fmt.Errorf("failed to up tailscale node: %w", errNoUserAvailable)
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}
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func (s *AuthOIDCScenario) Shutdown() error {
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err := s.pool.Purge(s.mockOIDC)
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if err != nil {
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return err
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}
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return s.Scenario.Shutdown()
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}
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