So you solved..
The blank counts for the matching of the marker lines..
fusillator@catorcio:~/Code/ansible/test$ ansible-playbook blockinfile.yml
PLAY [localhost]
**************************************************************************************************************************************************************************************************************************************************************
TASK [Gathering Facts]
********************************************************************************************************************************************************************************************************************************************************
ok: [localhost]
TASK [remove block regexps]
***************************************************************************************************************************************************************************************************************************************************
changed: [localhost]
PLAY RECAP
********************************************************************************************************************************************************************************************************************************************************************
localhost : ok=2 changed=1 unreachable=0
failed=0
fusillator@catorcio:~/Code/ansible/test$ cat resolv.conf
nameserver 8.8.8.8
fusillator@catorcio:~/Code/ansible/test$ cat resolv.conf
resolv.conf
resolv.conf.3339.2019-02-26@20:21:57~
resolv.conf.3740.2019-02-27@11:09:34~
resolv.conf.4381.2019-02-27@12:03:36~
fusillator@catorcio:~/Code/ansible/test$ cat resolv.conf
resolv.conf
resolv.conf.3339.2019-02-26@20:21:57~
resolv.conf.3740.2019-02-27@11:09:34~
resolv.conf.4381.2019-02-27@12:03:36~
fusillator@catorcio:~/Code/ansible/test$ cat
resolv.conf.4381.2019-02-27@12\:03\:36~
nameserver 8.8.8.8
nameserver 13.2.7.8 #dns
nameserver 13.2.7.9
nameserver 13.2.7.10
search eu.ro.net mrtools.ro.com mit.gbr.ro.com
fusillator@catorcio:~/Code/ansible/test$ cat blockinfile.yml
- hosts: localhost
tasks:
- name: remove block regexps
blockinfile:
path: "./resolv.conf"
marker: "{mark}"
marker_begin: "nameserver 13.2.7.8 #dns"
marker_end: "search eu.ro.net mrtools.ro.com mit.gbr.ro.com"
state: absent
backup: yes
regards
Luca
Il giorno mercoledì 27 febbraio 2019 11:59:05 UTC+1, Deepan M ha scritto:
>
> Hi Luca,
>
> Perfectly working what you have suggested.
>
> I need one more suggestion, below is the content i want remove but when
> the line ends with #name its not working ? do you know how to remove with
> that also?
>
> *Playbook:-*
>
> cat resolve.yml
> ---
> - hosts: TC2
> become: yes
> tasks:
> - name: remove block regexps
> blockinfile:
> path: /tmp/resolv.conf
> marker: "{mark}"
> marker_begin: "nameserver 13.2.7.8 # dns1"
> block: |
> nameserver 13.2.7.9 # dns2
> nameserver 13.2.7.10 # dns3
> marker_end: "search eu.ro.net mrtools.ro.com mit.gbr.ro.com"
> state: absent
> backup: yes
>
>
>
> *Client Side:-*
> # cat resolv.conf
> nameserver 13.2.7.8 # dns1
> nameserver 13.2.7.9 # dns2
> nameserver 13.2.7.10 # dns3
> search eu.ro.net mrtools.ro.com mit.gbr.ro.com
>
> Thanks,
> Deepan M
>
> On Wednesday, February 27, 2019 at 3:57:36 PM UTC+5:30, fusillator wrote:
>>
>> blockinfile is the right choice
>> anyway I'm not sure if the argument block is necessary
>>
>> fusillator@catorcio:~/Code/ansible/test$ cat resolv.conf
>> nameserver 8.8.8.8
>> nameserver 13.2.7.8
>> nameserver 13.2.7.9
>> nameserver 13.2.7.10
>> search eu.ro.net mrtools.ro.com mit.gbr.ro.com
>>
>> fusillator@catorcio:~/Code/ansible/test$ cat blockinfile.yml
>> - hosts: localhost
>> tasks:
>> - name: remove block regexps
>> blockinfile:
>> path: "./resolv.conf"
>> marker: "{mark}"
>> marker_begin: "nameserver 13.2.7.8"
>> marker_end: "search eu.ro.net mrtools.ro.com mit.gbr.ro.com"
>> state: absent
>> backup: yes
>>
>>
>> fusillator@catorcio:~/Code/ansible/test$ ansible-playbook blockinfile.yml
>>
>> PLAY [localhost]
>> **************************************************************************************************************************************************************************************************************************************************************
>>
>> TASK [Gathering Facts]
>> ********************************************************************************************************************************************************************************************************************************************************
>> ok: [localhost]
>>
>> TASK [remove block regexps]
>> ***************************************************************************************************************************************************************************************************************************************************
>> changed: [localhost]
>>
>> PLAY RECAP
>> ********************************************************************************************************************************************************************************************************************************************************************
>> localhost : ok=2 changed=1 unreachable=0
>> failed=0
>>
>> fusillator@catorcio:~/Code/ansible/test$ cat resolv.conf
>> nameserver 8.8.8.8
>>
>> Can you launch the playbook with increased verbosity to analyze the
>> failure?
>> Maybe it could be useful the debug feature to shorten the test:
>>
>> https://docs.ansible.com/ansible/latest/user_guide/playbooks_debugger.html
>>
>> Unfortunatly at the moment I'm not on a rhel host.
>> Try also to check audit log for selinux restrictions
>> sealert -a /var/log/audit.log
>>
>>
>> regards
>>
>> Luca
>>
>>
>>
>>
>> Il giorno mercoledì 27 febbraio 2019 10:54:46 UTC+1, Deepan M ha scritto:
>>>
>>> Hello Luca,
>>>
>>>
>>> *Are you sure the problem is ansible?*
>>> :-Not Sure, same playbook is working on rhel6 but not in rhel7, means no
>>> error.
>>>
>>> *the playbook fails? what's the shown message? *
>>>
>>> :-no, playbook is working successfully in rhel 6, but rhel 7 its
>>> failing, not only resolv.conf even i tried with dummy file created on /tmp
>>> however that also failed.
>>>
>>> *:-Or the problem is that the configuration are reset on reboot?*
>>>
>>> no configuration issue
>>>
>>> *Furthermore I don't get why you use the argument block with blockinfile
>>> in order to remove the block.. isn't unnecessary?*
>>>
>>> :- is there any module did ansible is having it for removing block in
>>> file ?
>>>
>>> Thanks,
>>> Deepan M
>>>
>>> On Wednesday, February 27, 2019 at 12:04:04 AM UTC+5:30, fusillator
>>> wrote:
>>>>
>>>> take a look at /var/log/messages for line with
>>>>
>>>> updated /etc/resolv.conf
>>>> see more details at https://access.redhat.com/solutions/7412
>>>>
>>>>
>>>> Il giorno martedì 26 febbraio 2019 19:23:25 UTC+1, fusillator ha
>>>> scritto:
>>>>>
>>>>> Are you sure the problem is ansible?
>>>>> the playbook fails? what's the shown message?
>>>>> Or the problem is that the configuration are reset on reboot?
>>>>>
>>>>> regards
>>>>>
>>>>> Luca
>>>>>
>>>>>
>>>>> Il giorno martedì 26 febbraio 2019 15:49:35 UTC+1, Deepan M ha scritto:
>>>>>>
>>>>>>
>>>>>> Hello Guys,
>>>>>>
>>>>>> Can someone please help me to resolve this issue.
>>>>>>
>>>>>> below playbook i have created to remove dns entries from resolv.conf
>>>>>> and its working perfect on rhel 6 but not in rhel 7.6, is there any bug
>>>>>> or
>>>>>> i need to add any parameters ?
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> *Playbook :- blockinfile*
>>>>>> ---
>>>>>> - hosts: TC2
>>>>>> become: yes
>>>>>> tasks:
>>>>>> - name: remove block regexps
>>>>>> blockinfile:
>>>>>> path: /etc/resolv.conf
>>>>>> marker: "{mark}"
>>>>>> marker_begin: "nameserver 13.2.7.8 "
>>>>>> block: |
>>>>>> nameserver 13.2.7.9
>>>>>> nameserver 13.2.7.10
>>>>>> marker_end: "search eu.ro.net mrtools.ro.com mit.gbr.ro.com"
>>>>>> state: absent
>>>>>> backup: yes
>>>>>>
>>>>>> *Playbook :- lineinfile*
>>>>>> ---
>>>>>> - hosts: TC2
>>>>>> become: yes
>>>>>> tasks:
>>>>>> - name: copy the file
>>>>>> shell: cp -p /etc/resolv.conf /tmp/resolv.conf.$(date +%F_%R)
>>>>>> - name: remove block lines
>>>>>> lineinfile:
>>>>>> dest: /etc/resolv.conf
>>>>>> regexp: "{{ item.line }}"
>>>>>> state: absent
>>>>>> with_items:
>>>>>> - { line: 'nameserver 13.2.7.8' }
>>>>>> - { line: 'nameserver 13.2.7.9' }
>>>>>> - { line: 'nameserver 13.2.7.10' }
>>>>>> - { line: 'search eu.ro.net mrtools.ro.com mit.gbr.ro.com' }
>>>>>>
>>>>>>
>>>>>>
>>>>>> *Client server:-*
>>>>>>
>>>>>> Hostname: testmachine
>>>>>> Distro: [redhat-release] Red Hat Enterprise Linux Server release
>>>>>> 7.6 (Maipo)
>>>>>> [os-release] Red Hat Enterprise Linux 7.6 (Maipo)
>>>>>> Booted kernel: 3.10.0-957.1.3.el7.x86_64
>>>>>>
>>>>>> *ansible control node:-*
>>>>>> ansible 2.7.7
>>>>>> config file = /etc/ansible/ansible.cfg
>>>>>> configured module search path =
>>>>>> [u'/home/q5c9nf32/.ansible/plugins/modules',
>>>>>> u'/usr/share/ansible/plugins/modules']
>>>>>> ansible python module location =
>>>>>> /usr/lib/python2.7/site-packages/ansible
>>>>>> executable location = /usr/bin/ansible
>>>>>> python version = 2.7.5 (default, Sep 12 2018, 05:31:16) [GCC 4.8.5
>>>>>> 20150623 (Red Hat 4.8.5-36)]
>>>>>>
>>>>>>
>>>>>>
>>>>>> Thanks,
>>>>>> Deepan M
>>>>>>
>>>>>
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