Export env vars needed for SSH access

Export environment variables needed for SSH access into nodes
needed for running tests that required SSH access:
- hack/util.sh: rename SSH_KEY_FILE to AZURE_SSH_KEY and export it
- scripts/ci-entrypoint.sh: setup the bastion and user env vars

hack/util.sh

@@ -82,10 +82,12 @@ capz::util::generate_ssh_key() {
     AZURE_SSH_PUBLIC_KEY_FILE=${AZURE_SSH_PUBLIC_KEY_FILE:-""}
     if [ -z "${AZURE_SSH_PUBLIC_KEY_FILE}" ]; then
         echo "generating sshkey for e2e"
-        SSH_KEY_FILE=.sshkey
-        rm -f "${SSH_KEY_FILE}" 2>/dev/null
-        ssh-keygen -t rsa -b 2048 -f "${SSH_KEY_FILE}" -N '' 1>/dev/null
-        AZURE_SSH_PUBLIC_KEY_FILE="${SSH_KEY_FILE}.pub"
+        AZURE_SSH_KEY=.sshkey
+        rm -f "${AZURE_SSH_KEY}" 2>/dev/null
+        ssh-keygen -t rsa -b 2048 -f "${AZURE_SSH_KEY}" -N '' 1>/dev/null
+        AZURE_SSH_PUBLIC_KEY_FILE="${AZURE_SSH_KEY}.pub"
+        # This is needed to run tests that required SSH access to nodes
+        export AZURE_SSH_KEY
     fi
     AZURE_SSH_PUBLIC_KEY_B64=$(base64 < "${AZURE_SSH_PUBLIC_KEY_FILE}" | tr -d '\r\n')
     export AZURE_SSH_PUBLIC_KEY_B64

scripts/ci-entrypoint.sh

@@ -134,6 +134,12 @@ create_cluster() {
         echo "Unable to find kubeconfig for kind mgmt cluster ${KIND_CLUSTER_NAME}"
         exit 1
     fi
+
+    # set the SSH bastion and user that can be used to SSH into nodes
+    KUBE_SSH_BASTION=$(${KUBECTL} get azurecluster -o json | jq '.items[0].spec.networkSpec.apiServerLB.frontendIPs[0].publicIP.dnsName' | tr -d \"):22
+    export KUBE_SSH_BASTION
+    KUBE_SSH_USER=capi
+    export KUBE_SSH_USER
 }
 
 # get_cidrs derives the CIDR from the Cluster's '.spec.clusterNetwork.pods.cidrBlocks' metadata