From 423bbab656919c19b45346c47e22c47032215c03 Mon Sep 17 00:00:00 2001 From: Andrea Hoffer Date: Thu, 1 Jul 2021 10:18:18 -0400 Subject: [PATCH] Specifying that disaster recovery requires a healthy node --- .../disaster_recovery/about-disaster-recovery.adoc | 5 +++++ modules/dr-restoring-cluster-state.adoc | 1 + 2 files changed, 6 insertions(+) diff --git a/backup_and_restore/disaster_recovery/about-disaster-recovery.adoc b/backup_and_restore/disaster_recovery/about-disaster-recovery.adoc index 08337bbc15ea..f5586b832465 100644 --- a/backup_and_restore/disaster_recovery/about-disaster-recovery.adoc +++ b/backup_and_restore/disaster_recovery/about-disaster-recovery.adoc @@ -11,6 +11,11 @@ how to recover from several disaster situations that might occur with their more of the following procedures in order to return your cluster to a working state. +[IMPORTANT] +==== +Disaster recovery requires you to have at least one healthy master host. +==== + xref:../../backup_and_restore/disaster_recovery/scenario-2-restoring-cluster-state.adoc#dr-restoring-cluster-state[Restoring to a previous cluster state]:: This solution handles situations where you want to restore your cluster to a previous state, for example, if an administrator deletes something critical. diff --git a/modules/dr-restoring-cluster-state.adoc b/modules/dr-restoring-cluster-state.adoc index 4018ba07a8c3..d9a15eee9431 100644 --- a/modules/dr-restoring-cluster-state.adoc +++ b/modules/dr-restoring-cluster-state.adoc @@ -17,6 +17,7 @@ When you restore your cluster, you must use an etcd backup that was taken from t .Prerequisites * Access to the cluster as a user with the `cluster-admin` role. +* A healthy master host to use as the recovery host. * SSH access to master hosts. * A backup directory containing both the etcd snapshot and the resources for the static pods, which were from the same backup. The file names in the directory must be in the following formats: `snapshot_.db` and `static_kuberesources_.tar.gz`.