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Version: 2.2.0

Technical Fix Note

Inconsistency or Issue Description​

Apache Ambari displays the error configparser.InterpolationSyntaxError when attempting to download installation packages.

The issue is caused by the variable interpolation in configparser, which does not handle special characters in URLs well, such as %40 (the representation of @) used for authentication credentials.

Affected Components​

  • Apache Ambari: Ambari Web

Affected Component Versions​

  • AMBARI-7907

Impact(s)​

It is not possible to download Apache Ambari installation packages when the repository URL contains special characters, requiring the creation of a local package repository.

Required Actions​

Follow the instructions below to download and install the fix.

Apache Ambari 3.0.0.0 fix 202408002​

Perform the following steps on all machines with Ambari Agent installed:

  1. Download the Fix:

  • Use wget or curl to download the RPM file for the fix from the Tecnisys public package repository.

    • Example with wget for EL 9:

      Terminal input
      wget --user USUARIO --password SENHA https://repo.tecnisys.com.br/yum/tdp/fixes/ambari/3.0.0.0/202408/3.0.0.0-202408002/ambari-3.0.0.0-fix-202408002-0.el9.x86_64.rpm

    • Example with curl for EL 9:

      Terminal input
      curl -O -S --user USUARIO:SENHA https://repo.tecnisys.com.br/yum/tdp/fixes/ambari/3.0.0.0/202408/3.0.0.0-202408002/ambari-3.0.0.0-fix-202408002-0.el9.x86_64.rpm

  1. Install the Fix:

    Use dnf install to install the downloaded fix on the Ambari Server machine.

    Terminal input
       sudo dnf install ambari-3.0.0.0-fix-202408002-0.el9.x86_64.rpm
    Figura 1 - Fix Installation - via wget
    Figura 1 - Fix Installation - via wget
    Figura 2 - Fix installation - via Curl
    Figura 2 - Fix installation - via Curl