kubectl-ko: fix missing env-check (#1804)

dist/images/kubectl-ko

@@ -19,6 +19,7 @@ showHelp(){
   echo "  trace {namespace/podname} {target ip address} {icmp|tcp|udp} [target tcp or udp port]    trace ovn microflow of specific packet"
   echo "  diagnose {all|node} [nodename]    diagnose connectivity of all nodes or a specific node"
   echo "  reload restart all kube-ovn components"
+  echo "  env-check check the environment configuration"
 }
 
 # usage: ipv4_to_hex 192.168.0.1
@@ -667,6 +668,21 @@ reload(){
   kubectl rollout status deployment/kube-ovn-monitor -n kube-system
 }
 
+env-check(){
+  set +e
+
+  KUBE_OVN_NS=kube-system
+  podNames=`kubectl get pod --no-headers -n $KUBE_OVN_NS | grep kube-ovn-cni | awk '{print $1}'`
+  for pod in $podNames
+  do
+    nodeName=$(kubectl get pod $pod -n $KUBE_OVN_NS -o jsonpath={.spec.nodeName})
+    echo "************************************************"
+    echo "Start environment check for Node $nodeName"
+    echo "************************************************"
+    kubectl exec -it -n $KUBE_OVN_NS $pod -c cni-server -- bash /kube-ovn/env-check.sh
+  done
+}
+
 if [ $# -lt 1 ]; then
   showHelp
   exit 0
@@ -701,6 +717,9 @@ case $subcommand in
   reload)
     reload
     ;;
+  env-check)
+    env-check
+    ;;
   *)
   showHelp
     ;;