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]> 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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