Failed to import the required Python library (pexpect)

[nage...@gmail.com]

Hi team,

i am getting below error, pexpect already installed

he full traceback is:

Traceback (most recent call last):

  File "/tmp/ansible_expect_payload_0bz7tQ/__main__.py", line 108, in <module>

    import pexpect

ImportError: No module named pexpect

fatal: [sddc_mgr]: FAILED! => {

    "changed": false,

    "invocation": {

        "module_args": {

            "chdir": null,

            "command": "sudo /opt/vmware/sddc-support/sos --health-check",

            "creates": null,

            "echo": false,

            "removes": null,

            "responses": {

                "(?i)[sudo] password for vcf": "xxxxxxxxxxxxxxxxxxxxx"

            },

            "timeout": 30

        }

    },

    "msg": "Failed to import the required Python library (pexpect) on lab.local.com's Python /usr/bin/python2.7. Please read module documentation and install in the appropriate location"

[root@6683ffa58609 cpc-vcf]# pip show pexpect

DEPRECATION: Python 2.7 reached the end of its life on January 1st, 2020. Please upgrade your Python as Python 2.7 is no longer maintained. pip 21.0 will drop support for Python 2.7 in January 2021. More details about Python 2 support in pip, can be found at https://pip.pypa.io/en/latest/development/release-process/#python-2-support

Name: pexpect

Version: 4.8.0

Summary: Pexpect allows easy control of interactive console applications.

Home-page: https://pexpect.readthedocs.io/

Author: Noah Spurrier; Thomas Kluyver; Jeff Quast

Author-email: no...@noah.org, tho...@kluyver.me.uk, con...@jeffquast.com

License: ISC license

Location: /usr/lib/python2.7/site-packages

Requires: ptyprocess

Required-by:

[root@6683ffa58609 cpc-vcf]#

[Dick Visser]

You forgot to post the playbook you're using, and the inventory, and the ansible configuration.

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[nage...@gmail.com]

Oh sorry, please find the below details

host file

[root@6683ffa58609 cpc-vcf]# cat hosts.ini

sddc_mgr ansible_user=vcf ansible_password='xxxxxxxxxxxxxxxxxx' ansible_ssh_host=10.47.20.4

[root@6683ffa58609 cpc-vcf]#

Playbook:

---

- name: sddc_health

  hosts: sddc_mgr

  tasks:

   - name: sddc health

     expect:

         command: sudo /opt/vmware/sddc-support/sos --health-check

         responses:

            (?i)[sudo] password for vcf: "{{ ansible_password }}"

[nage...@gmail.com]

Ansible version:

[root@6683ffa58609 cpc-vcf]# ansible --version

ansible 2.8.4

  config file = /data01/ansible/cpc-vcf/ansible.cfg

  configured module search path = [u'/data01/ansible/cpc-vcf/library', u'/data01/ansible/cpc-vcf/library/nsx', u'/data01/ansible/cpc-vcf/library/vsphere', u'/data01/ansible/cpc-vcf/library/vcenter']

  ansible python module location = /usr/lib/python2.7/site-packages/ansible

  executable location = /usr/bin/ansible

  python version = 2.7.5 (default, Apr  2 2020, 13:16:51) [GCC 4.8.5 20150623 (Red Hat 4.8.5-39)]

[root@6683ffa58609 cpc-vcf]#

[Dick Visser]

Hi 

It seems there is a lot of wheel reinventing going on by using expect/sudo to handle privilege escalation. 

Instead use the already existing privilege escalation options:

https://docs.ansible.com/ansible/latest/user_guide/become.html

To view this discussion on the web visit https://groups.google.com/d/msgid/ansible-project/c54fb004-49cb-42bb-ac89-8d01f45c629cn%40googlegroups.com.

[nage...@gmail.com]

Thank you, its worked:

---

- name: sddc_health

  hosts: sddc_mgr

  become: yes

  become_user: root

  become_method: su

  tasks:

    - name: sddc health

      command: /opt/vmware/sddc-support/sos --health-check

      register: find_output

    - debug:

        var: find_output

  vars:

    become_password: "{{ ansible_password }}"