3. Configure Properties

Edit the master-install-location/gsInstaller/gsInstaller.properties file and specify values for all of the following properties to install all HDP components:

	Note
	To perform minimal install (Apache Hadoop core components), specify values for Mandatory properties only (see third column in table).

Table 2.1. gsInstaller Configuration Properties
Property Name	Notes	Example	Mandatory/Optional/Conditional
java64home	Location of `JAVA_HOME` for 64-bit JDK v 1.6 update 31 in your environment.		Mandatory
datanode_dir	Comma-separated list of the DataNode’s data directories residing on separate disks.	/hdp/1/hadoop/hdfs/data,/hdp/2/hadoop/hdfs/data	Mandatory
namenode_dir	Comma-separated list of the NameNode’s data directories. Provide multiple directories on separate physical file systems and on separate mount points to preserve the NameNode metadata.	/hdp/1/hadoop/hdfs/namenode,/hdp/2/hadoop/hdfs/namenode	Mandatory
snamenode_dir	Comma-separated list of the NameNode’s checkpointing directories residing on separate disks.	/hdp/1/hadoop/hdfs/snamenode,/hdp/2/hadoop/hdfs/snamenode	Mandatory
mapred_dir	Comma-separated list of the MapReduce’s data directories residing on separate disks.	/hdp/1/hadoop/mapred,/hdp/2/hadoop/mapred	Mandatory
log_dir	Full path to Hadoop log directory.	`/var/log/hadoop`	Mandatory
pid_dir	Full path to Hadoop PID directory.	`/var/run/hadoop`	Mandatory
sshkey	Either provide full path to the sshkey which allows you to perform passwordless SSH OR Set this field to empty when passwordless SSH is set-up		Mandatory
installpig	To install Pig, set the value to yes. (Default: yes)		Optional
installhbase	To install HBase, set the value to yes. (Default: yes)		Optional
hbase_log_dir	Location for HBase log directory.	`/var/log/hbase`	Conditional. Required if `installhbase` is set to yes.
hbase_pid_dir	Location for HBase PID directory.	`/var/run/hbase`	Conditional. Required if `installhbase` is set to yes.
zk_log_dir	Location for ZooKeeper log directory.	`/var/log/zookeeper`	Conditional. Required if `installhbase` is set to yes.
zk_pid_dir	Location for ZooKeeper PID directory.	`/var/run/zookeeper`
zk_data_dir	Location for Zookeeper data directory.	`/hdp/1/hadoop/zookeeper`
dbflavor	Database flavor for Hive, Oozie, and Sqoop.	Permissible values are mysql or oracle	Conditional. Required only if installing either Hive, Oozie, or Sqoop
dbhost	FQDN for database host machine		Conditional. Required only if installing either Hive, Oozie, or Sqoop
jdbc_jar	Location of the Oracle JDBC JAR file (see instructions here)		Conditional. Required only if installing either Hive, Oozie, or Sqoop and if `dbflavor` is set to `oracle`
dbsysuser	User credentials for Oracle database system users
dbsyspasswd	User credentials for Oracle database system users
installhive	To install Hive, set the value to yes. (Default: no). You must first install and configure MySQL or Oracle for your cluster as instructed here. Also ensure that `installhcat` property is set to yes.		Optional.
hive_log_dir	Location for Hive log directory.	`/var/log/hive`	Conditional. Required only if `installhive` is set to yes.
hive_dbname	Database name for Hive metastore.		Conditional. Required only if `installhive` is set to yes.
hive_dbuser	Credentials for Hive Database user.
hive_dbpasswd	Credentials for Hive Database user.
installhcat	To install HCatalog, set the value to yes. (Default: yes)		Optional. Ensure that `installhive` property is set to yes.
smoke_test_user	Provide the value for the smoke test user. (Default: `hdptestuser`)		Mandatory
installwebhcat	To install WebHCat, set the value to yes. (Default: yes)		Conditional. Ensure that `installpig`, `installhive`, and `installhcat` properties are set to `yes`.
webhcat_log_dir	Location for WebHCat log directory.	`/var/log/webhcat`	Required only if installing WebHCat.
webhcat_pid_dir	Location for WebHCat PID directory.	`/var/run/webhcat`	Required only if installing WebHCat.
installsqoop	To install Sqoop, set the value to yes. (Default: yes)		Optional
installoozie	To install Oozie, set the value to yes. (Default: yes)		Optional
oozie_use_external_db	Set this to yes, to use MySQL or Oracle database for Oozie metastore (default database is Derby). (Default: no)		Conditional. Required only if installing Oozie
oozie_log_dir	Location for Oozie log directory.	`/var/log/oozie`
oozie_pid_dir	Location for Oozie PID directory.	`/var/run/oozie`
oozie_dbname	Database name for Oozie metastore.
oozie_dbuser	Database user credentials for Oozie metastore.
oozie_dbpasswd	Database user credentials for Oozie metastore.
installFlume	To download Apache Flume RPM, set the value to yes. (Default: no). To deploy Flume, use the instructions available here.		Optional
installMahout	To install Apache Mahout set the value to yes.(Default: no)		Optional
enablemon	Required if you want to install the HDP components for Monitoring (Ganglia and Nagios). (Default: yes)		Optional. You must configure and deploy HDP Monitoring components as instructed in the next section.

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