community.general.pids – Retrieves process IDs list if the process is running otherwise return empty list

Note

This plugin is part of the community.general collection (version 3.7.0).

To install it use: ansible-galaxy collection install community.general.

To use it in a playbook, specify: community.general.pids.

Synopsis

  • Retrieves a list of PIDs of given process name in Ansible controller/controlled machines.Returns an empty list if no process in that name exists.

Requirements

The below requirements are needed on the host that executes this module.

  • psutil(python module)

Parameters

Parameter Choices/Defaults Comments
ignore_case
boolean
added in 3.0.0 of community.general
    Choices:
  • no ←
  • yes
Ignore case in pattern if using the pattern option.
name
string
The name of the process(es) you want to get PID(s) for.
pattern
string
added in 3.0.0 of community.general
The pattern (regular expression) to match the process(es) you want to get PID(s) for.

Examples

# Pass the process name
- name: Getting process IDs of the process
  community.general.pids:
      name: python
  register: pids_of_python

- name: Printing the process IDs obtained
  ansible.builtin.debug:
    msg: "PIDS of python:{{pids_of_python.pids|join(',')}}"

- name: Getting process IDs of processes matching pattern
  community.general.pids:
    pattern: python(2(\.7)?|3(\.6)?)?\s+myapp\.py
  register: myapp_pids

Return Values

Common return values are documented here, the following are the fields unique to this module:

Key Returned Description
pids
list / elements=string
list of none, one, or more process IDs
Process IDs of the given process

Sample:
[100, 200]


Authors

  • Saranya Sridharan (@saranyasridharan)