"If I want to use tomcat's role for two instances on same host is better to
use group_vars than the inventory file ? "

group_vars and inventory variables are the same thing expressed two
different ways.

If you want to use the role twice on the same box, this is a different
pattern, which are parameterized roles:

Click http://docs.ansible.com/playbooks_roles.html#roles and scroll down
and it will talk about parameterized roles.

You can pass different parameters to the same role, applied twice, to the
same server or set of servers.





On Mon, May 26, 2014 at 5:02 AM, Sacha Vukovic <[email protected]>wrote:

> Thank you for your answer ,
>
> If I want to use tomcat's role for two instances on same host is better to
> use group_vars than the inventory file ?
>
>
>
> Le vendredi 23 mai 2014 14:18:40 UTC+2, Michael DeHaan a écrit :
>>
>> "Sorry I forget to ask you why  the variables in group tomcat1  apply to
>> tomcat2 ?"
>>
>> Because the host is in both groups.
>>
>> Groups may cover things such as purpose, geographic location, hardware
>> type, what team owns them, and more.
>>
>> The "hosts:" directive merely selects what hosts are going to be
>> targetted in the given play, and the variables come from all groups, with
>> subgroups being able to override those of their parents (for instance, a
>> north_carolina server may specify time.nc.example.com for NTP while a
>> united_states server might set a default of time.ny.example.com)
>>
>>
>>
>>
>> On Thu, May 22, 2014 at 4:21 AM, Sacha Vukovic <[email protected]>wrote:
>>
>>> Hello ,
>>> Sorry I forget to ask you why  the variables in group tomcat1  apply to
>>> tomcat2 ? whereas I have two groups with different value of variables for
>>> tomcat's path ?
>>>
>>> Le jeudi 22 mai 2014 00:13:54 UTC+2, Michael DeHaan a écrit :
>>>>
>>>> What's your question?
>>>>
>>>> Thanks.
>>>>
>>>>
>>>> On Wed, May 21, 2014 at 7:28 AM, Sacha Vukovic <[email protected]>wrote:
>>>>
>>>>> Hello,
>>>>>
>>>>> after reading this post :
>>>>> https://groups.google.com/forum/#!topic/ansible-project/XbVNoUED2cU
>>>>> http://docs.ansible.com/intro_inventory.html
>>>>>
>>>>> I have a similar question with inventory file,
>>>>>
>>>>> I want to provisionning on the same host two tomcat using same role,
>>>>> but http port, path must be different.
>>>>>
>>>>> Example:
>>>>>
>>>>> In my inventory file prod.hosts
>>>>> [tomcat1]
>>>>> host1
>>>>>
>>>>> [tomcat2]
>>>>> host1
>>>>>
>>>>> [tomcat1:vars]
>>>>> product_dir='/home/produit/tomcat1'
>>>>> [tomcat2:vars]
>>>>> product_dir='/home/produit/tomcat2'
>>>>>
>>>>> In site.yml
>>>>> - hosts: tomcat1
>>>>>   user: root
>>>>>   pre_tasks:
>>>>>      - debug: msg={{product_dir}}
>>>>>
>>>>> - hosts: tomcat2
>>>>>   user: root
>>>>>   pre_tasks:
>>>>>      - debug: msg={{product_dir}}
>>>>>
>>>>> playbook:
>>>>>
>>>>> PLAY [tomcat1] ******************************
>>>>> **********************************
>>>>>
>>>>> GATHERING FACTS ******************************
>>>>> *********************************
>>>>> ok: [host1]
>>>>>
>>>>> TASK: [debug msg={{product_dir}}] ******************************
>>>>> ***************
>>>>> ok: [srv-vid-tux48] => {
>>>>>     "msg": "/data/produits/tomcat1"
>>>>> }
>>>>>
>>>>> PLAY [tomcat2] ******************************
>>>>> **********************************
>>>>>
>>>>> GATHERING FACTS ******************************
>>>>> *********************************
>>>>> ok: [srv-vid-tux48]
>>>>>
>>>>> TASK: [debug msg={{product_dir}}] ******************************
>>>>> ***************
>>>>> ok: [srv-vid-tux48] => {
>>>>>     "msg": "/data/produits/tomcat1"
>>>>> }
>>>>>
>>>>>
>>>>> ansible version 1.6.1
>>>>>
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