karthick-rn commented on a change in pull request #284: Support (optional) HA
capabilities for Hadoop & Accumulo
URL: https://github.com/apache/fluo-muchos/pull/284#discussion_r327268137
##########
File path: ansible/roles/azure/tasks/create_vmss.yml
##########
@@ -214,18 +214,49 @@
path: "{{ deploy_path }}/conf/muchos.props"
line: "{{ item }} = namenode,resourcemanager,accumulomaster,zookeeper"
with_items: "{{ instances_dict | json_query('[0].value') }}"
+ when: not hdfs_ha|bool
- name: Assign metrics to the second node of the cluster
lineinfile:
path: "{{ deploy_path }}/conf/muchos.props"
line: "{{ item }} = metrics"
with_items: "{{ instances_dict | json_query('[1].value') }}"
+ when: not hdfs_ha|bool
- name: Add worker nodes to muchos.props
lineinfile:
path: "{{ deploy_path }}/conf/muchos.props"
line: "{{ item }} = worker"
with_items: "{{ instances_dict | json_query('[2:].value') }}"
+ when: not hdfs_ha|bool
+
+- name: Assign Accumulo master, HDFS HA components cluster roles to the first
node of the cluster
+ lineinfile:
+ path: "{{ deploy_path }}/conf/muchos.props"
+ line: "{{ item }} =
namenode,resourcemanager,accumulomaster,zookeeper,journalnode,zkfc"
+ with_items: "{{ instances_dict | json_query('[0].value') }}"
+ when: hdfs_ha|bool
+
+- name: Assign Accumulo master, HDFS HA components cluster roles to the second
node of the cluster
+ lineinfile:
+ path: "{{ deploy_path }}/conf/muchos.props"
+ line: "{{ item }} =
zookeeper,metrics,journalnode,namenode,zkfc,accumulomaster"
+ with_items: "{{ instances_dict | json_query('[1].value') }}"
+ when: hdfs_ha|bool
+
+- name: Assign HDFS HA components cluster roles to the third node of the
cluster
+ lineinfile:
+ path: "{{ deploy_path }}/conf/muchos.props"
+ line: "{{ item }} = journalnode,zookeeper"
+ with_items: "{{ instances_dict | json_query('[2].value') }}"
+ when: hdfs_ha|bool
+
+- name: Add worker nodes to muchos.props
+ lineinfile:
+ path: "{{ deploy_path }}/conf/muchos.props"
+ line: "{{ item }} = worker"
+ with_items: "{{ instances_dict | json_query('[3:].value') }}"
Review comment:
Addressed this on the latest commit
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