Thanks, Brian
...and what if i just don't want to declare it in the playbook?
Can I make the environment a parameter for the playbook?
hosts: "databases:&{{env}}"
or when calling the playbook:
ansible-playbook example.yml --limit test1
Regards:
Bence
2014. december 23., kedd 13:35:07 UTC+1 időpontban Brian Coca a következőt
írta:
>
> hosts: databases:&test1
>
> ^ will make the playbook target only hosts that exist in both groups
> http://docs.ansible.com/intro_patterns.html#patterns
>
> On Mon, Dec 22, 2014 at 10:22 PM, Bence Takács <[email protected]
> <javascript:>> wrote:
> >
> > I have environments that contain different nodes of different
> roles/types
> > like: databases, webservers, load-balancers.
> > Sometimes I need to call every server of the same role/type, but
> sometimes I
> > need to address an environment.
> >
> > e.g.:
> >>
> >> [databases]
> >> test1.db.my.com ansible_ssh_host=192.168.1.200 ansible_ssh_user=...
> >> test2.db.my.com ansible_ssh_host=192.168.1.201 ansible_ssh_user=...
> >>
> >> [webservers]
> >> test1.web.my.com ansible_ssh_host=192.168.1.300
> ansible_ssh_user=...
> >> test2.web.my.com ansible_ssh_host=192.168.1.301 ansible_ssh_user=...
> >>
> >> [load-balancers]
> >> test1.lb.my.com ansible_ssh_host=192.168.1.400 ansible_ssh_user=...
> >> test2.lb.my.com ansible_ssh_host=192.168.1.401 ansible_ssh_user=...
> >>
> >> [test1]
> >> test1.db.my.com
> >> test1.web.my.com
> >> test1.lb.my.com
> >>
> >> [test2]
> >> test2.db.my.com
> >> test2.web.my.com
> >> test2.lb.my.com
> >
> >
> > So sometimes I need to run some update on all 'webservers', but
> sometimes I
> > want to stop and reconfigure all servers in 'test2'.
> >
> > At last I need to address a specific environment and do things on
> different
> > nodes iin sequence, e.g.
> > - ping the 'database' inside
> > - 'df -h' all the webservers
> > - then 'free -m' all the load-balancers
> >
> > How could I tell that the following playbook is only for 'test1'
> environment
> > and I need to run the 'databases' part of the playbook only for the
> > databases inside that environment?
> >
> > What are the starting points or steps? Topics I should read?
> >
> > Regards:
> > Bence
> >
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>
>
> --
> Brian Coca
>
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