Exemple #1
0
    def decommission_nodes(self, cluster, instances):
        sls = utils.get_instances(cluster, "slave")
        dns = utils.get_instances(cluster, "datanode")
        decommission_dns = False
        decommission_sls = False

        for i in instances:
            if 'datanode' in i.node_group.node_processes:
                dns.remove(i)
                decommission_dns = True
            if 'slave' in i.node_group.node_processes:
                sls.remove(i)
                decommission_sls = True

        nn = utils.get_instance(cluster, "namenode")
        spark_master = utils.get_instance(cluster, "master")

        if decommission_sls:
            sc.decommission_sl(spark_master, instances, sls)
        if decommission_dns:
            sc.decommission_dn(nn, instances, dns)
Exemple #2
0
    def decommission_nodes(self, cluster, instances):
        sls = utils.get_instances(cluster, "slave")
        dns = utils.get_instances(cluster, "datanode")
        decommission_dns = False
        decommission_sls = False

        for i in instances:
            if 'datanode' in i.node_group.node_processes:
                dns.remove(i)
                decommission_dns = True
            if 'slave' in i.node_group.node_processes:
                sls.remove(i)
                decommission_sls = True

        nn = utils.get_instance(cluster, "namenode")
        spark_master = utils.get_instance(cluster, "master")

        if decommission_sls:
            sc.decommission_sl(spark_master, instances, sls)
        if decommission_dns:
            sc.decommission_dn(nn, instances, dns)