Ahhh...that makes so much sense. Thank you!
On Thu, Oct 8, 2015 at 11:57 AM, Matthew Morgan <[email protected]> wrote:
> The problem will most likely be with your count_tag. If you use a tag to
> include the subnet in the count, you can have exact_count=1 and multiple
> subnets, and it will create a box in each subnet. If you want to create
> different numbers of boxes in each subnet, you just expand your subnet vars
> to include how many, like below.
>
> exact_count: "{{item.how_many}}"
> count_tag:
> deploy_env: "{{deploy_env}}"
> service: "{{service}}"
> az: "{{item.az}}"
> region: "{{region}}"
> with_items: subnets
>
> Then subnets would look like:
> subnets:
> - { az: a, subnet: subnet-1a2b3c4d, how_many: 2}
> - { az: b, subnet: subnet-2b3c4d5e, how_many: 1}
>
>
>
>
>
> On Thursday, October 8, 2015 at 11:23:50 AM UTC-7, Guy Knights wrote:
>>
>> I have a playbook that fires up some ec2 instances in multiple subnets
>> using exact_count and count_tag to control how many instances are created.
>> I'm using when to loop over the subnets I want to use - in this particular
>> case, there are 2 subnets in different availability zones, and I want to
>> create one instance in each AZ.
>>
>> The problem is that if I set exact_count to 1, ansible creates the first
>> instance and then doesn't create the second instance in the second subnet
>> as exact_count is already reached. If I change exact_count to 2, it will
>> create 2 instances but they're in the same subnet. Basically, the loop is
>> irrelevant.
>>
>> Is there any way around this issue?
>>
>> Thanks,
>> Guy
>>
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