Port PingAll test to new test suite

Signed-off-by: Kristoffer Dalby <kristoffer@tailscale.com>

integration/general_test.go

@@ -0,0 +1,78 @@
+package integration
+
+import (
+	"net/netip"
+	"testing"
+
+	"github.com/juanfont/headscale/integration/tsic"
+)
+
+func TestPingAll(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)
+	}
+
+	var allIps []netip.Addr
+	var allClients []*tsic.TailscaleInContainer
+
+	for namespace, count := range spec {
+		ips, err := scenario.GetIPs(namespace)
+		if err != nil {
+			t.Errorf("failed to get tailscale ips: %s", err)
+		}
+
+		if len(ips) != count*2 {
+			t.Errorf(
+				"got the wrong amount of tailscale ips, %d != %d",
+				len(ips),
+				count*2,
+			)
+		}
+
+		clients, err := scenario.GetClients(namespace)
+		if err != nil {
+			t.Errorf("failed to get tailscale clients: %s", err)
+		}
+
+		allIps = append(allIps, ips...)
+		allClients = append(allClients, clients...)
+	}
+
+	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)
+			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)
+	}
+}