Updates logic to wait for kubeconfig (#14)

Signed-off-by: Sean Sundberg <[email protected]>

Author: Sean Sundberg

main-2-config.tf

@@ -68,7 +68,11 @@ resource null_resource setup_kube_config {
   depends_on = [null_resource.create_dirs, data.ibm_container_cluster_config.cluster]
 
   provisioner "local-exec" {
-    command = "echo 'Waiting for 5 minutes for permissions to be established...' && sleep 300"
+    command = "${path.module}/scripts/wait-for-kubeconfig.sh"
+
+    environment = {
+      KUBECONFIG = local.cluster_config
+    }
   }
 }
 

scripts/wait-for-kubeconfig.sh

@@ -0,0 +1,35 @@
+#!/usr/bin/env bash
+
+if [[ -z "${KUBECONFIG}" ]]; then
+  echo "KUBECONFIG environment variable required"
+  exit 1
+fi
+
+echo "Waiting for cluster config to settle"
+sleep 300
+
+count=0
+while [[ ! -f "${KUBECONFIG}" ]]; do
+  if [[ $count -eq 10 ]]; then
+    echo "Timed out waiting for KUBECONFIG"
+    exit 1
+  fi
+
+  echo "KUBECONFIG file not available yet: ${KUBECONFIG}. Sleeping... "
+  sleep 30
+
+  count=$((count + 1))
+done
+
+count=0
+while ! kubectl api-resources 1> /dev/null; do
+  if [[ $count -eq 10 ]]; then
+    echo "Timed out waiting for login to cluster"
+    exit 1
+  fi
+
+  echo "No access yet to cluster. Sleeping..."
+  sleep 30
+
+  count=$((count + 1))
+done