headscale/integration/general_test.go
Kristoffer Dalby 7015d72911
port resolve magicdns test
Signed-off-by: Kristoffer Dalby <kristoffer@tailscale.com>
2022-10-24 14:59:14 +02:00

341 lines
7.5 KiB
Go

package integration
import (
"fmt"
"strings"
"testing"
"time"
"github.com/rs/zerolog/log"
)
func TestPingAllByIP(t *testing.T) {
IntegrationSkip(t)
scenario, err := NewScenario()
if err != nil {
t.Errorf("failed to create scenario: %s", err)
}
spec := map[string]int{
"namespace1": len(TailscaleVersions),
"namespace2": len(TailscaleVersions),
}
err = scenario.CreateHeadscaleEnv(spec)
if err != nil {
t.Errorf("failed to create headscale environment: %s", err)
}
allClients, err := scenario.ListTailscaleClients()
if err != nil {
t.Errorf("failed to get clients: %s", err)
}
allIps, err := scenario.ListTailscaleClientsIPs()
if err != nil {
t.Errorf("failed to get clients: %s", err)
}
err = scenario.WaitForTailscaleSync()
if err != nil {
t.Errorf("failed wait for tailscale clients to be in sync: %s", err)
}
success := 0
for _, client := range allClients {
for _, ip := range allIps {
err := client.Ping(ip.String())
if err != nil {
t.Errorf("failed to ping %s from %s: %s", ip, client.Hostname(), err)
} else {
success++
}
}
}
t.Logf("%d successful pings out of %d", success, len(allClients)*len(allIps))
err = scenario.Shutdown()
if err != nil {
t.Errorf("failed to tear down scenario: %s", err)
}
}
func TestPingAllByHostname(t *testing.T) {
IntegrationSkip(t)
scenario, err := NewScenario()
if err != nil {
t.Errorf("failed to create scenario: %s", err)
}
spec := map[string]int{
// Omit 1.16.2 (-1) because it does not have the FQDN field
"namespace3": len(TailscaleVersions) - 1,
"namespace4": len(TailscaleVersions) - 1,
}
err = scenario.CreateHeadscaleEnv(spec)
if err != nil {
t.Errorf("failed to create headscale environment: %s", err)
}
allClients, err := scenario.ListTailscaleClients()
if err != nil {
t.Errorf("failed to get clients: %s", err)
}
err = scenario.WaitForTailscaleSync()
if err != nil {
t.Errorf("failed wait for tailscale clients to be in sync: %s", err)
}
allHostnames, err := scenario.ListTailscaleClientsFQDNs()
if err != nil {
t.Errorf("failed to get FQDNs: %s", err)
}
success := 0
for _, client := range allClients {
for _, hostname := range allHostnames {
err := client.Ping(hostname)
if err != nil {
t.Errorf("failed to ping %s from %s: %s", hostname, client.Hostname(), err)
} else {
success++
}
}
}
t.Logf("%d successful pings out of %d", success, len(allClients)*len(allClients))
err = scenario.Shutdown()
if err != nil {
t.Errorf("failed to tear down scenario: %s", err)
}
}
func TestTaildrop(t *testing.T) {
IntegrationSkip(t)
retry := func(times int, sleepInverval time.Duration, doWork func() error) error {
var err error
for attempts := 0; attempts < times; attempts++ {
err = doWork()
if err == nil {
return nil
}
time.Sleep(sleepInverval)
}
return err
}
scenario, err := NewScenario()
if err != nil {
t.Errorf("failed to create scenario: %s", err)
}
spec := map[string]int{
// Omit 1.16.2 (-1) because it does not have the FQDN field
"taildrop": len(TailscaleVersions) - 1,
}
err = scenario.CreateHeadscaleEnv(spec)
if err != nil {
t.Errorf("failed to create headscale environment: %s", err)
}
allClients, err := scenario.ListTailscaleClients()
if err != nil {
t.Errorf("failed to get clients: %s", err)
}
err = scenario.WaitForTailscaleSync()
if err != nil {
t.Errorf("failed wait for tailscale clients to be in sync: %s", err)
}
// This will essentially fetch and cache all the FQDNs
_, err = scenario.ListTailscaleClientsFQDNs()
if err != nil {
t.Errorf("failed to get FQDNs: %s", err)
}
for _, client := range allClients {
command := []string{"touch", fmt.Sprintf("/tmp/file_from_%s", client.Hostname())}
if _, err := client.Execute(command); err != nil {
t.Errorf("failed to create taildrop file on %s, err: %s", client.Hostname(), err)
}
for _, peer := range allClients {
if client.Hostname() == peer.Hostname() {
continue
}
// It is safe to ignore this error as we handled it when caching it
peerFQDN, _ := peer.FQDN()
t.Run(fmt.Sprintf("%s-%s", client.Hostname(), peer.Hostname()), func(t *testing.T) {
command := []string{
"tailscale", "file", "cp",
fmt.Sprintf("/tmp/file_from_%s", client.Hostname()),
fmt.Sprintf("%s:", peerFQDN),
}
err := retry(10, 1*time.Second, func() error {
t.Logf(
"Sending file from %s to %s\n",
client.Hostname(),
peer.Hostname(),
)
_, err := client.Execute(command)
return err
})
if err != nil {
t.Errorf(
"failed to send taildrop file on %s, err: %s",
client.Hostname(),
err,
)
}
})
}
}
for _, client := range allClients {
command := []string{
"tailscale", "file",
"get",
"/tmp/",
}
if _, err := client.Execute(command); err != nil {
t.Errorf("failed to get taildrop file on %s, err: %s", client.Hostname(), err)
}
for _, peer := range allClients {
if client.Hostname() == peer.Hostname() {
continue
}
t.Run(fmt.Sprintf("%s-%s", client.Hostname(), peer.Hostname()), func(t *testing.T) {
command := []string{
"ls",
fmt.Sprintf("/tmp/file_from_%s", peer.Hostname()),
}
log.Printf(
"Checking file in %s from %s\n",
client.Hostname(),
peer.Hostname(),
)
result, err := client.Execute(command)
if err != nil {
t.Errorf("failed to execute command to ls taildrop: %s", err)
}
log.Printf("Result for %s: %s\n", peer.Hostname(), result)
if fmt.Sprintf("/tmp/file_from_%s\n", peer.Hostname()) != result {
t.Errorf(
"taildrop result is not correct %s, wanted %s",
result,
fmt.Sprintf("/tmp/file_from_%s\n", peer.Hostname()),
)
}
})
}
}
err = scenario.Shutdown()
if err != nil {
t.Errorf("failed to tear down scenario: %s", err)
}
}
func TestResolveMagicDNS(t *testing.T) {
IntegrationSkip(t)
scenario, err := NewScenario()
if err != nil {
t.Errorf("failed to create scenario: %s", err)
}
spec := map[string]int{
// Omit 1.16.2 (-1) because it does not have the FQDN field
"magicdns1": len(TailscaleVersions) - 1,
"magicdns2": len(TailscaleVersions) - 1,
}
err = scenario.CreateHeadscaleEnv(spec)
if err != nil {
t.Errorf("failed to create headscale environment: %s", err)
}
allClients, err := scenario.ListTailscaleClients()
if err != nil {
t.Errorf("failed to get clients: %s", err)
}
err = scenario.WaitForTailscaleSync()
if err != nil {
t.Errorf("failed wait for tailscale clients to be in sync: %s", err)
}
// Poor mans cache
_, err = scenario.ListTailscaleClientsFQDNs()
if err != nil {
t.Errorf("failed to get FQDNs: %s", err)
}
_, err = scenario.ListTailscaleClientsIPs()
if err != nil {
t.Errorf("failed to get IPs: %s", err)
}
for _, client := range allClients {
for _, peer := range allClients {
// It is safe to ignore this error as we handled it when caching it
peerFQDN, _ := peer.FQDN()
command := []string{
"tailscale",
"ip", peerFQDN,
}
result, err := client.Execute(command)
if err != nil {
t.Errorf(
"failed to execute resolve/ip command %s from %s: %s",
peerFQDN,
client.Hostname(),
err,
)
}
ips, err := peer.IPs()
if err != nil {
t.Errorf(
"failed to get ips for %s: %s",
peer.Hostname(),
err,
)
}
for _, ip := range ips {
if !strings.Contains(result, ip.String()) {
t.Errorf("ip %s is not found in \n%s\n", ip.String(), result)
}
}
}
}
err = scenario.Shutdown()
if err != nil {
t.Errorf("failed to tear down scenario: %s", err)
}
}