Same thing happens to me, even with validated JSON and matching variable
names. This only occurs for source_ami though, everything else just works.
On Wednesday, August 10, 2016 at 12:12:27 PM UTC-7, Rickard von Essen wrote:
>
> In your example you have two errors in:
>
> {
> "build_with_ami": "ami-whatever",
> }
>
> 1) Trailing , - that is invalid JSON formatting.
> 2) "build_with_ami" is without capital B and thus doesn't match
> "Build_with_ami".
>
>
> On 10 August 2016 at 20:03, DarwinJS <[email protected] <javascript:>>
> wrote:
>
>>
>> I have this in "variables" in my main template.
>> "variables": {
>> "Build_with_ami": "",
>> }
>>
>>
>> I have this in "builders" of my main template:
>> "type": "amazon-ebs",
>> "source_ami": "{{user `Build_with_ami`}}",
>>
>>
>> If I use packer -var 'Build_with_ami=ami-whatever' it works fine.
>>
>> If, however, I put this in a varfile:
>>
>> {
>> "build_with_ami": "ami-whatever",
>> }
>>
>> and use -var-file 'variablefile.json'
>>
>> Packer errors saying I must specify source_ami.
>>
>> I have also tried using "source_ami" directly.
>>
>> I have also tried removing it from the variables section in the template
>> (but retaining the variables section itself.
>>
>> I have tried -var-file='variablefile.json'
>>
>> FYI -var-file=variablefile.json has the extension stripped off it when
>> executing under powershell.
>>
>> The only way Build_with_ami is recognized is if I set it on the command
>> line or directly in the template "variables" section.
>>
>> The log file does not show variables nor where they are read from - would
>> be nice for debugging this.
>>
>> All of the above is under PowerShell 5.0
>>
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