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Is passwordless ssh a requirement for root when installing the data repository

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Article ID: 13983

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Updated On:

Products

CA Infrastructure Management CA Performance Management - Usage and Administration

Issue/Introduction

Is passwordless ssh required for the data repository installation of a three node cluster?  

Can the installation be done as a non-root user?

Environment

CAPM 3.7.x

DX NetOps 20.2.x

DX NetOps 21.2.x

Resolution

Version 3.7 and later:

If you cannot allow passwordless ssh as the root user in your environment,  you can use a sudo user as documented here:

Sudo configuration:

https://techdocs.broadcom.com/us/en/ca-enterprise-software/it-operations-management/performance-management/20-2/installing/prepare-to-install-the-data-repository.html#concept.dita_b9e3cbd8e6bd55644b1ecbac6836f62fd8e55a34_OptionalConfiguretheSudoUserAccountforDataRepository

You can pre-set up passwordless ssh for the sudo user (or root user if you enable root to use passwordless ssh):

https://techdocs.broadcom.com/us/en/ca-enterprise-software/it-operations-management/performance-management/20-2/installing/prepare-to-install-the-data-repository.html#concept.dita_b9e3cbd8e6bd55644b1ecbac6836f62fd8e55a34_OptionalConfigurethepasswordlessSudoUserAccountforDataRepositoryPasswordlesssudouseraccount

 

Additional Information

https://techdocs.broadcom.com/us/en/ca-enterprise-software/it-operations-management/performance-management/20-2/installing/prepare-to-install-the-data-repository.html