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fix(driver): bypass Istio ambient inbound capture for sandbox pods #13

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Merged
pdettori merged 1 commit into from
Jun 8, 2026
Merged

fix(driver): bypass Istio ambient inbound capture for sandbox pods #13

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7 changes: 6 additions & 1 deletion internal/driver/provisioner.go
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Original file line number Diff line number Diff line change
Expand Up @@ -28,7 +28,8 @@ const (
labelKagentiInject = "kagenti.io/inject"
labelTenant = "openshell.ai/tenant"
labelKagentiTeam = "kagenti.io/team"
annotationSandboxID = "openshell.io/sandbox-id"
annotationSandboxID = "openshell.io/sandbox-id"
annotationBypassInboundCapture = "ambient.istio.io/bypass-inbound-capture"
)

// K8sProvisioner implements SandboxProvisioner using the Kubernetes API. It
Expand Down Expand Up @@ -383,6 +384,10 @@ func (p *K8sProvisioner) buildSandboxSpec(sb *pb.DriverSandbox) map[string]inter

podAnnotations := map[string]interface{}{
annotationSandboxID: sb.GetId(),
// Bypass Istio ambient inbound capture so ztunnel (HBONE mode) does not
// re-originate veth-pair connections from the pod's main IP, which breaks
// the proxy's /proc/net/tcp identity resolution.
annotationBypassInboundCapture: "true",
}

return map[string]interface{}{
Expand Down
3 changes: 3 additions & 0 deletions internal/driver/provisioner_test.go
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Expand Up @@ -365,6 +365,9 @@ func TestBuildSandboxSpec_Annotations(t *testing.T) {
if annotations[annotationSandboxID] != "sb-anno-123" {
t.Errorf("expected annotation %s=sb-anno-123, got %v", annotationSandboxID, annotations[annotationSandboxID])
}
if annotations[annotationBypassInboundCapture] != "true" {
t.Errorf("expected annotation %s=true, got %v", annotationBypassInboundCapture, annotations[annotationBypassInboundCapture])
}
}

func TestBuildSandboxSpec_TenantLabels(t *testing.T) {
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