Gunicorn pattern-based discovery

Discovery and Service Mapping Patterns finds Gunicorn WSGI HTTP server instances running on Linux servers. Discovering some of these resources may require updating to the latest version of the Discovery and Service Mapping Patterns application from the ServiceNow Store.

Request apps on the Store

Visit the ServiceNow Store to view all the available apps, and for information about submitting requests to the store. For cumulative release notes information for all released apps, see the ServiceNow Store version history release notes.

Prerequisites

Verify that the applications are up to date

• Discovery and Service Mapping Patterns
• Visibility Content
• CMDB CI Class Models

Verify Gunicorn is installed and running on the Linux server

Verify the Gunicorn software is installed and running on a Linux server. The Gunicorn process must be active at the time of discovery.

Verify sudo access to run network commands

Verify the discovery credentials have permission to run the following command: sudo netstat -tulnp.

Create SSH credentials

For more information, see SSH credentials.

Schedule a horizontal discovery

For more information, see Schedule a horizontal discovery.

Data collected by Discovery during horizontal discovery

Discovery populates the data in the CMDB when running the GUNICORN pattern.

Table 1. Gunicorn [cmdb_ci_gunicorn]

Field	Description
Name [name]	Name of the Gunicorn instance, in the format gunicorn@<hostname>.
Version [version]	Version of the Gunicorn server.
Installation directory [install_directory]	Installation directory of the Python environment containing Gunicorn.
TCP port(s) [tcp_port]	TCP port or ports on which the Gunicorn server is listening.