fuel-plugin-kafka/deployment_scripts/puppet/manifests/check_environment_configura...

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ObjectPascal

# Copyright 2016 Mirantis, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
notice('fuel-plugin-kafka: check_environment_configuration.pp')
# Check that JVM size doesn't exceed the physical RAM size
$kafka_heap = hiera('kafka::jvm_heap_size')
$zookeeper_heap = hiera('zookeeper::jvm_heap_size')
$total_heap_mb = ($kafka_heap + 0.0) * 1024 + ($zookeeper_heap + 0.0) * 1024
if $total_heap_mb >= $::memorysize_mb {
fail("The configured JVM size for Kafka (${kafka_heap} GB) and\
Zookeeper (${zookeeper_heap} GB) in total is greater than the system RAM (${::memorysize}).")
}