From d8f64ecde415e5bacb7676379979e0d0066774af Mon Sep 17 00:00:00 2001
From: Jonathan Chang <jonachang@microsoft.com>
Date: Fri, 20 Dec 2024 14:25:18 -0800
Subject: [PATCH] use target selector to get the number of istio pod

---
 dev-infrastructure/scripts/istio.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dev-infrastructure/scripts/istio.sh b/dev-infrastructure/scripts/istio.sh
index 1f9671c10..437c68d01 100755
--- a/dev-infrastructure/scripts/istio.sh
+++ b/dev-infrastructure/scripts/istio.sh
@@ -3,7 +3,7 @@
 set -euo pipefail
 ISTIO_NAMESPACE="aks-istio-system"
 echo "********** Check istio is up and running **************"
-ISTIO_PODS_COUNT=$(kubectl get pods -n ${ISTIO_NAMESPACE} -o jsonpath='{range .items[?(@.status.phase=="Running")]}{.metadata.name}{"\n"}{end}' | grep -c "${TARGET_VERSION}")
+ISTIO_PODS_COUNT=$(kubectl get pods -n ${ISTIO_NAMESPACE} -l istio.io/rev="${TARGET_VERSION}" --field-selector=status.phase=Running --no-headers | wc -l)
 if [[ $ISTIO_PODS_COUNT -lt 2 ]]; then
     echo "Istio pods are not running, Please check the istio pods"
     exit 1