Thank you so much
On Thursday, September 18, 2014 8:03:19 PM UTC+8, Matt Martz wrote:
>
> You can use the |default jinja2 filter to help you out:
>
> {{ ansible_env['NGINX_HOME']|default('') }}
>
>
> This will default the value to '' if NGINX_HOME does not exist in the dict.
>
> On Thu, Sep 18, 2014 at 4:53 AM, Zhenkai Jiang <[email protected]
> <javascript:>> wrote:
>
>> I want to do some check using remote environment variables, which can be
>> read from format like this
>>
>> {{ ansible_env.NGINX_HOME }}
>>
>> This "path" or environment variable can be absent, and that's the purpose
>> of that check anyway.
>>
>> But Ansible treat this as a fatal error, showing error message like
>>
>> *One or more undefined variables: 'dict object' has no attribute
>> 'NGINX_HOME'*
>>
>> What can I do to just skip this?
>>
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>
>
>
> --
> Matt Martz
> [email protected] <javascript:>
> http://sivel.net/
>
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