Hi Kai,
I have resolved my issue with group_by. Grouping by primary and non-primary
and run commands on non-primary hosts.
Thank you for your suggestions.
On Sunday, April 26, 2020 at 6:02:11 PM UTC-4, Kai Stian Olstad wrote:
>
> On Mon, Apr 20, 2020 at 11:14:23AM -0700, Raj V wrote:
> > I am a newbie to Ansible and trying to figure out how to synchronize
> > between 3 hosts based on condition. Below are details:
> > There are 3 nodes and based on which node is primary (I was able to get
> a
> > custom fact set for it) need to delegate to that host (which runs
> > synchronize from that host to other two hosts).
> > Custom fact basically is value 1 or 0 (1 means Primary/Master and 0
> means
> > not).
> > I am unable to get the hostname (primary hostname) value to include into
> > the synchronize steps. Below is the playbook I have. How do I make
> > synchronize read the "primary" hostname value to run the next steps.
> >
> > ---
> >
> > - name: Playbook for rsync
> > become: yes
> > hosts: clients
> > gather_facts: True
> >
> > tasks:
> > - name: Task to rsync from Primary server
> > synchronize:
> > src: "{{ item.source }}"
> > dest: "{{ item.dest }}"
> > with_items:
> > - { source: '/rsynctest/', dest: '/rsynctest/' }
> > - { source: '/rsynctest1/', dest: '/rsynctest1/' }
> > delegate_to: "{{ ansible_hostname }}"
> > when:
> > - ansible_local.determine.isprimary == "1"
>
> The best thing you can do is create a fact or run a command that can find
> the
> name of the host and use that in the when.
>
> As you have done it here you need to loop over all host, check if they
> have
> the variable, check if it 1 and if so get the name.
>
> --
> Kai Stian Olstad
>
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