Merge pull request #3954 from ingvagabund/etcd-migrate

Merged by openshift-bot

1 files changed, 23 insertions, 0 deletions

diff --git a/roles/etcd_migrate/tasks/check_cluster_health.yml b/roles/etcd_migrate/tasks/check_cluster_health.yml
new file mode 100644
index 000000000..1abd6a32f
--- /dev/null
+++ b/roles/etcd_migrate/tasks/check_cluster_health.yml
@@ -0,0 +1,23 @@
+---
+- name: Check cluster health
+  command: >
+    etcdctl --cert-file /etc/etcd/peer.crt --key-file /etc/etcd/peer.key --ca-file /etc/etcd/ca.crt --endpoint https://{{ etcd_peer }}:2379 cluster-health
+  register: etcd_cluster_health
+  changed_when: false
+  failed_when: false
+
+- name: Assume a member is not healthy
+  set_fact:
+    etcd_member_healthy: false
+
+- name: Get member item health status
+  set_fact:
+    etcd_member_healthy: true
+  with_items: "{{ etcd_cluster_health.stdout_lines }}"
+  when: "(etcd_peer in item) and ('is healthy' in item)"
+
+- name: Check the etcd cluster health
+  # TODO(jchaloup): should we fail or ask user if he wants to continue? Or just wait until the cluster is healthy?
+  fail:
+    msg: "Etcd member {{ etcd_peer }} is not healthy"
+  when: not etcd_member_healthy