| # |
| # |
| # Licensed to the Apache Software Foundation (ASF) under one |
| # or more contributor license agreements. See the NOTICE file |
| # distributed with this work for additional information |
| # regarding copyright ownership. The ASF licenses this file |
| # to you 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. |
| # |
| # |
| class hdp2-hadoop::namenode( |
| $service_state = $hdp2::params::cluster_service_state, |
| $slave_hosts = [], |
| $format = true, |
| $opts = {} |
| ) inherits hdp2-hadoop::params |
| { |
| $hdp2::params::service_exists['hdp2-hadoop::namenode'] = true |
| |
| Hdp2-hadoop::Common<||>{service_states +> $service_state} |
| Hdp2-hadoop::Package<||>{include_64_bit => true} |
| Hdp2-hadoop::Configfile<||>{sizes +> 64} |
| |
| if ($service_state == 'no_op') { |
| } elsif ($service_state in ['running','stopped','installed_and_configured','uninstalled']) { |
| $dfs_name_dir = $hdp2-hadoop::params::dfs_name_dir |
| |
| #adds package, users and directories, and common hadoop configs |
| include hdp2-hadoop::initialize |
| |
| hdp2-hadoop::namenode::create_name_dirs { $dfs_name_dir: |
| service_state => $service_state |
| } |
| |
| Hdp2-Hadoop::Configfile<||>{namenode_host => $hdp2::params::host_address} |
| Hdp2::Configfile<||>{namenode_host => $hdp2::params::host_address} #for components other than hadoop (e.g., hbase) |
| |
| if ($service_state == 'running' and $format == true) { |
| class {'hdp2-hadoop::namenode::format' : } |
| } |
| |
| hdp2-hadoop::service{ 'namenode': |
| ensure => $service_state, |
| user => $hdp2-hadoop::params::hdfs_user, |
| initial_wait => hdp_option_value($opts,'wait') |
| } |
| #top level does not need anchors |
| Class['hdp2-hadoop'] -> Hdp2-hadoop::Service['namenode'] |
| Hdp2-hadoop::Namenode::Create_name_dirs<||> -> Hdp2-hadoop::Service['namenode'] |
| if ($service_state == 'running' and $format == true) { |
| Class['hdp2-hadoop'] -> Class['hdp2-hadoop::namenode::format'] -> Hdp2-hadoop::Service['namenode'] |
| Hdp2-hadoop::Namenode::Create_name_dirs<||> -> Class['hdp2-hadoop::namenode::format'] |
| } |
| } else { |
| hdp_fail("TODO not implemented yet: service_state = ${service_state}") |
| } |
| } |
| |
| define hdp2-hadoop::namenode::create_name_dirs($service_state) |
| { |
| $dirs = hdp_array_from_comma_list($name) |
| hdp2::directory_recursive_create { $dirs : |
| owner => $hdp2-hadoop::params::hdfs_user, |
| mode => '0755', |
| service_state => $service_state, |
| force => true |
| } |
| } |