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Configure and restart Unravel
Configure basic options

  • Set these properties in /usr/local/unravel/etc/unravel.properties as follows. If you don't find the property in the file, add it.

    com.unraveldata.cluster.type=DB
com.unraveldata.python.enabled=false
com.unraveldata.tagging.enabled=true
com.unraveldata.cluster.type=DB
com.unraveldata.onprem=false
logreceiver.force_unravel_cluster_id=true
Configure Unravel with MySQL

  1. Set the following Unravel properties in /usr/local/unravel/etc/unravel.properties. Check Azure MySQL resource page for property values.

    unravel.jdbc.username=Server_admin_login_name
unravel.jdbc.password=Server_admin_login_password
unravel.jdbc.url=jdbc:mysql://Server_name:3306/unravel_mysql_prod
unravel.jdbc.url.params=useSSL=true&requireSSL=false

  2. Install MySQL JDBC connector driver in Unravel classpath.

    wget https://dev.mysql.com/get/Downloads/Connector-J/mysql-connector-java-5.1.47.tar.gz -O /tmp/mysql-connector-java-5.1.47.tar.gz
cd /tmp
tar xvzf /tmp/mysql-connector-java-5.1.47.tar.gz
sudo mkdir -p /usr/local/unravel/share/java
sudo cp /tmp/mysql-connector-java-5.1.47/mysql-connector-java-5.1.47.jar /usr/local/unravel/share/java

  3. Create database and tables for Unravel. Enter MySQL Server admin login password when prompted.

    mysql --host=Server_name --port=3306 --user Server_admin_login_name --password -e 'create database unravel_mysql_prod'
/usr/local/unravel/dbin/db_schema_upgrade.sh
sudo /usr/local/unravel/install_bin/db_initial_inserts.sh | /usr/local/unravel/install_bin/db_access.sh
Configure Unravel with Workspace

  1. Navigate to Workspace > Admin Console > Access Control and enable Personal Access Tokens.

  2. Navigate to Workspace > User Settings > Access Tokens and click Generate New Token. Choose the lifetime of the token as indefinite .

  3. Install Unravel agents on Workspace and update Unravel config with Workspace details.

    Note

    Run the following two commands only if databricks CLI is installed using python virtualenv:

    sudo bash 
virtualenv -p /usr/bin/python3 mypy3 
source mypy3/bin/activate
    /usr/local/unravel/install_bin/databricks_setup.sh --add-workspace -i Workspace id -n Workspace name -t Workspace token -r https://Workspace Instance -p workspace_tier -u Unravel DNS or IP Address:4043
 

  1. Go to Workspace> Admin Console> Access Control and enable Personal Access Tokens. See Enable token-based authentication.

  2. Go to Workspace> User Settings> Access Tokens and click Generate New Token. See Authenticate using Databricks personal access tokens. Choose the lifetime of the token as indefinite.

  3. Install Unravel agents on the Workspace and update Unravel config with the Workspace details. See Running the Databricks_setup.sh script

    Note

    Run the following commands only if the Databricks command-line tool is installed using Python virtual environment:

    sudo bash
virtualenv -p /usr/bin/python3 mypy3
source mypy3/bin/activate
    usr/local/unravel/install_bin/databricks_setup.sh --add-workspace -i <Workspace id> -n <Workspace name> -t <Workspace token> -r https://<Workspace location>.azuredatabricks.net -p <Workspace_tier> -u <Unravel DNS or IP address>:4043
Restart Unravel

  1. Restart all Unravel services

    service unravel_all.sh restart

  2. Using a supported web browser, (see ​Unravel's ​​Databricks​ compatibility matrix), navigate to http://unravel-host:3000 and log in with username admin with password unraveldata.

    signin.png
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