headscale/integration/ssh_test.go

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2022-10-26 05:31:30 -06:00
package integration
import (
"fmt"
"testing"
"github.com/juanfont/headscale"
)
func TestSSHIntoAll(t *testing.T) {
IntegrationSkip(t)
scenario, err := NewScenario()
if err != nil {
t.Errorf("failed to create scenario: %s", err)
}
spec := &HeadscaleSpec{
namespaces: map[string]int{
// Omit versions before 1.24 because they don't support SSH
"namespace1": len(TailscaleVersions) - 4,
"namespace2": len(TailscaleVersions) - 4,
},
enableSSH: true,
acl: &headscale.ACLPolicy{
Groups: map[string][]string{
"group:integration-test": {"namespace1", "namespace2"},
},
ACLs: []headscale.ACL{
{
Action: "accept",
Sources: []string{"*"},
Destinations: []string{"*:*"},
},
},
SSHs: []headscale.SSH{
{
Action: "accept",
Sources: []string{"group:integration-test"},
Destinations: []string{"group:integration-test"},
Users: []string{"ssh-it-user"},
},
},
},
}
err = scenario.CreateHeadscaleEnv(spec)
if err != nil {
t.Errorf("failed to create headscale environment: %s", err)
}
err = scenario.WaitForTailscaleSync()
if err != nil {
t.Errorf("failed wait for tailscale clients to be in sync: %s", err)
}
for namespace := range spec.namespaces {
// This will essentially fetch and cache all the FQDNs for the given namespace
nsFQDNs, err := scenario.ListTailscaleClientsFQDNs(namespace)
if err != nil {
t.Errorf("failed to get FQDNs: %s", err)
}
nsClients, err := scenario.ListTailscaleClients(namespace)
if err != nil {
t.Errorf("failed to get clients: %s", err)
}
for _, client := range nsClients {
currentClientFqdn, _ := client.FQDN()
sshTargets := removeFromSlice(nsFQDNs, currentClientFqdn)
for _, target := range sshTargets {
t.Run(
fmt.Sprintf("%s-%s", currentClientFqdn, target),
func(t *testing.T) {
command := []string{
"ssh", "-o StrictHostKeyChecking=no",
fmt.Sprintf("%s@%s", "ssh-it-user", target),
"'hostname'",
}
result, err := client.Execute(command)
if err != nil {
t.Errorf("failed to execute command over SSH: %s", err)
}
if result != target {
t.Logf("result=%s, target=%s", result, target)
t.Fail()
}
t.Logf("Result for %s: %s\n", target, result)
},
)
}
// t.Logf("%s wants to SSH into %+v", currentClientFqdn, sshTargets)
}
}
err = scenario.Shutdown()
if err != nil {
t.Errorf("failed to tear down scenario: %s", err)
}
}
func removeFromSlice(haystack []string, needle string) []string {
for i, value := range haystack {
if needle == value {
return append(haystack[:i], haystack[i+1:]...)
}
}
return haystack
}