Can you show me one example of your hosts file from one of node On Mon, 29 Apr 2019, 15:00 <[email protected] wrote:
> I do not have a DNS server, hence the need to manually update the > /etc/hosts file. This a small network with less than 50 clients. > > > On Monday, April 29, 2019 at 5:07:56 AM UTC-4, Kunalsing Thakur wrote: >> >> Why do you need that to append. If you have hosts file you can use copy >> to replace that role in every hosts file. I assume you have DNS server >> >> On Mon, 29 Apr 2019, 14:28 <[email protected] wrote: >> >>> No, I'm not referring to the inventory file, it will be a separate file >>> that will have other hosts. However, you have pointed me in the right >>> direction, thank you for that. >>> Here is what I have come up with and this works, but my problem now is >>> that every time there are new servers added, the existing servers will get >>> the same hosts records all the time so there will be duplicates in the >>> /etc/hosts. I haven't been able to figure out how to look at the existing >>> servers in the host file and only add new servers.: >>> >>> *--- # Copy hosts file* >>> *- hosts: all* >>> * become: yes* >>> * tasks:* >>> * - name: update hosts template file* >>> * copy:* >>> * src: /home/ansible/hostfile * >>> * dest: /tmp/hostfile* >>> * owner: root* >>> * group: root* >>> * mode: 0644* >>> * backup: yes* >>> >>> * - name: Append template file to master host file* >>> * shell: cat /tmp/hostfile >> /etc/hosts* >>> >>> * - name: Delete temp file* >>> * file:* >>> * path: /tmp/hostfile* >>> * state: absent* >>> >>> >>> This works, but my problem now is that every time there are new servers >>> added, the existing servers will get the same hosts records all the time so >>> there will be duplicates in the /etc/hosts. I haven't been able to figure >>> out how to look at the existing servers in the host file and only add new >>> servers. >>> >>> >>> >>> On Sunday, April 28, 2019 at 5:53:36 AM UTC-4, Kunalsing Thakur wrote: >>>> >>>> Yes. Use copy module. I hope so you are referring to inventory file >>>> which has all node details. >>>> Like below >>>> >>>> /etc/ansible/inventory >>>> [all] >>>> host1 >>>> host2 >>>> host3 >>>> >>>> /etc/ansible/playbook/master >>>> host entry files >>>> >>>> >>>> /etc/ansible/playbook/test.yaml >>>> >>>> host: all >>>> tasks: >>>> - name: copying host file to all nodes >>>> copy: >>>> src: /etc/ansible/playbook/master >>>> dest: /etc/hosts >>>> mode: 0755 >>>> >>>> >>>> On Sun, 28 Apr 2019, 15:16 <[email protected] wrote: >>>> >>>>> Actually, I am referring to the master file outside the playbook. >>>>> In other words I just have a plain text master file with all my host >>>>> entries. Then, I create a playbook that references that master file to >>>>> send >>>>> to all nodes as reference to update their /etc/hosts file. >>>>> Is that possible? >>>>> >>>>> >>>>> On Sunday, April 28, 2019 at 5:43:06 AM UTC-4, Kunalsing Thakur wrote: >>>>>> >>>>>> If I understand correctly the master file you are talking about is >>>>>> playbook term in ansible. The playbook has all information related to >>>>>> hosts >>>>>> and deployment instruction. You can give the Input in playbook and it >>>>>> will >>>>>> modify the stuff accordingly. >>>>>> >>>>>> On Sun, 28 Apr 2019, 15:09 <[email protected] wrote: >>>>>> >>>>>>> I hope I am posting this to the correct area... >>>>>>> >>>>>>> I'm really new to Ansible and am in the process of trying to learn >>>>>>> it. >>>>>>> Question: Does Ansible have the ability to look at a master file >>>>>>> that contains host file information and deploy information from that >>>>>>> master >>>>>>> file to the /etc/hosts file on all the nodes in my environment so that >>>>>>> when >>>>>>> I add a new host all that I need to do is update that master file and >>>>>>> redeploy to all my nodes appending, or replacing, that existing >>>>>>> /etc/hosts >>>>>>> file? >>>>>>> >>>>>>> Thanks. >>>>>>> >>>>>>> -- >>>>>>> You received this message because you are subscribed to the Google >>>>>>> Groups "Ansible Project" group. >>>>>>> To unsubscribe from this group and stop receiving emails from it, >>>>>>> send an email to [email protected]. >>>>>>> To post to this group, send email to [email protected]. >>>>>>> To view this discussion on the web visit >>>>>>> https://groups.google.com/d/msgid/ansible-project/9a0cbe4c-98b9-4609-a3a8-843fbdbcd326%40googlegroups.com >>>>>>> <https://groups.google.com/d/msgid/ansible-project/9a0cbe4c-98b9-4609-a3a8-843fbdbcd326%40googlegroups.com?utm_medium=email&utm_source=footer> >>>>>>> . >>>>>>> For more options, visit https://groups.google.com/d/optout. >>>>>>> >>>>>> -- >>>>> You received this message because you are subscribed to the Google >>>>> Groups "Ansible Project" group. >>>>> To unsubscribe from this group and stop receiving emails from it, send >>>>> an email to [email protected]. >>>>> To post to this group, send email to [email protected]. >>>>> To view this discussion on the web visit >>>>> https://groups.google.com/d/msgid/ansible-project/30e8efe2-7513-484b-bdaa-090c33e050f9%40googlegroups.com >>>>> <https://groups.google.com/d/msgid/ansible-project/30e8efe2-7513-484b-bdaa-090c33e050f9%40googlegroups.com?utm_medium=email&utm_source=footer> >>>>> . >>>>> For more options, visit https://groups.google.com/d/optout. >>>>> >>>> -- >>> You received this message because you are subscribed to the Google >>> Groups "Ansible Project" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected]. >>> To post to this group, send email to [email protected]. >>> To view this discussion on the web visit >>> https://groups.google.com/d/msgid/ansible-project/4094ac6f-b53c-42d9-b3ee-c405f2664cf3%40googlegroups.com >>> <https://groups.google.com/d/msgid/ansible-project/4094ac6f-b53c-42d9-b3ee-c405f2664cf3%40googlegroups.com?utm_medium=email&utm_source=footer> >>> . >>> For more options, visit https://groups.google.com/d/optout. >>> >> -- > You received this message because you are subscribed to the Google Groups > "Ansible Project" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/ansible-project/a00f8ca8-cb4d-477a-a6a5-770bcfc6e939%40googlegroups.com > <https://groups.google.com/d/msgid/ansible-project/a00f8ca8-cb4d-477a-a6a5-770bcfc6e939%40googlegroups.com?utm_medium=email&utm_source=footer> > . > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "Ansible Project" group. 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