4.7. Création d'un cluster

Procédure

1. Sur l'un des nœuds, entrez la commande suivante pour authentifier l'utilisateur pcs hacluster. Dans la commande, indiquez le nom de chaque nœud de la grappe.

   # pcs host auth <hostname1> <hostname2> <hostname3>

   Copy to Clipboard

   Exemple :

   [root@node01 clouduser]# pcs host auth node01 node02 node03
   Username: hacluster
   Password:
   node01: Authorized
   node02: Authorized
   node03: Authorized

   Copy to Clipboard

2. Create the cluster.

   # pcs cluster setup <cluster_name> <hostname1> <hostname2> <hostname3>

   Copy to Clipboard

   Exemple :

   [root@node01 clouduser]# pcs cluster setup new_cluster node01 node02 node03
   
   [...]
   
   Synchronizing pcsd certificates on nodes node01, node02, node03...
   node02: Success
   node03: Success
   node01: Success
   Restarting pcsd on the nodes in order to reload the certificates...
   node02: Success
   node03: Success
   node01: Success

   Copy to Clipboard

Vérification

1. Activer le cluster.

   [root@node01 clouduser]# pcs cluster enable --all
   node02: Cluster Enabled
   node03: Cluster Enabled
   node01: Cluster Enabled

   Copy to Clipboard

2. Démarrer le cluster.

   [root@node01 clouduser]# pcs cluster start --all
   node02: Starting Cluster...
   node03: Starting Cluster...
   node01: Starting Cluster...

   Copy to Clipboard