Add etcd key and cert environment variables for use with client auth

scripts/collect-info.yaml

@@ -8,6 +8,7 @@
     bin_dir: /usr/local/bin
     system_namespace: kube-system
     ansible_ssh_pipelining: true
+    etcd_cert_dir: /etc/ssl/etcd/ssl
     commands:
       - name: timedate_info
         cmd: timedatectl status
@@ -85,6 +86,10 @@
       - /var/log/calico/felix/current
       - /var/log/calico/confd/current
 
+  environment:
+    ETCDCTL_CERT_FILE: "{{ etcd_cert_dir }}/node-{{ inventory_hostname }}.pem"
+    ETCDCTL_KEY_FILE: "{{ etcd_cert_dir }}/node-{{ inventory_hostname }}-key.pem"
+
   tasks:
     - set_fact:
         etcd_access_addresses: |-