July 30, 2023

tGoogleCloudConfiguration – Docs for ESB 7.x

tGoogleCloudConfiguration

Provides the connection configuration to Google Cloud Platform for a Spark
Job.

tGoogleCloudConfiguration properties for Apache Spark Streaming

These properties are used to configure tGoogleCloudConfiguration
running in the Spark Streaming Job framework.

The Spark Streaming
tGoogleCloudConfiguration
component belongs to the Storage family.

This component is available in Talend Real Time Big Data Platform and Talend Data Fabric.

Basic settings

Project identifier

Enter the ID of your Google Cloud Platform project.

If you are not certain about your project ID, check it in the Manage
Resources page of your Google Cloud Platform services.

Use Google Cloud Platform credentials file

Leave this check box clear, when you
launch your Job from a given machine in which Google Cloud SDK has been
installed and authorized to use your user account credentials to access
Google Cloud Platform. In this situation, this machine is often your
local machine.

When you launch your
Job from a remote machine, such as a Jobserver, select this check box,
then select the format of your credentials file and in the
Path to Google Credentials file field that is
displayed, enter the directory in which this credential file is stored
in the Jobserver machine.

In the
Service account Id field that is displayed,
enter the ID of the service account for which this P12 credentials file
has been created.

For further information about this Google
Credentials file, see the administrator of your Google Cloud Platform or
visit Google Cloud Platform Auth
Guide
.

Usage

Usage rule

This component is used only when your Job needs to connect to Google
Cloud Platform while the cluster you use to run Spark is not Dataproc.

It works standalone in a subJob to provide the connection configuration
for the whole Job.

Spark Connection

In the Spark
Configuration
tab in the Run
view, define the connection to a given Spark cluster for the whole Job. In
addition, since the Job expects its dependent jar files for execution, you must
specify the directory in the file system to which these jar files are
transferred so that Spark can access these files:

  • Yarn mode (Yarn client or Yarn cluster):

    • When using Google Dataproc, specify a bucket in the
      Google Storage staging bucket
      field in the Spark configuration
      tab.

    • When using HDInsight, specify the blob to be used for Job
      deployment in the Windows Azure Storage
      configuration
      area in the Spark
      configuration
      tab.

    • When using Altus, specify the S3 bucket or the Azure
      Data Lake Storage for Job deployment in the Spark
      configuration
      tab.
    • When using Qubole, add a
      tS3Configuration to your Job to write
      your actual business data in the S3 system with Qubole. Without
      tS3Configuration, this business data is
      written in the Qubole HDFS system and destroyed once you shut
      down your cluster.
    • When using on-premise
      distributions, use the configuration component corresponding
      to the file system your cluster is using. Typically, this
      system is HDFS and so use tHDFSConfiguration.

  • Standalone mode: use the
    configuration component corresponding to the file system your cluster is
    using, such as tHDFSConfiguration or
    tS3Configuration.

    If you are using Databricks without any configuration component present
    in your Job, your business data is written directly in DBFS (Databricks
    Filesystem).

This connection is effective on a per-Job basis.


Document get from Talend https://help.talend.com
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