atmos packer output

purpose

Use this command to get an output from a Packer manifest. Manifests are generated by Packer when executing packer build commands (if configured in the Packer template and Atmos stack). YQ expressions and functions are supported to get any section or attribute from the manifest.

Usage

Execute the packer output command like this:

atmos packer output <component> --stack <stack> --query <yq-expression>

note

atmos packer output command is specific to Atmos (Packer itself does not have an output command). The command is used to get an output from a Packer manifest. Manifests are generated by Packer when executing packer build commands (if configured in the Packer template and Atmos stack).

Arguments

component (required)

Atmos Packer component.

Flags

--stack (alias -s)(required)

Atmos stack.

--query (alias -q)(optional)

YQ expression to get sections and attributes from a Packer manifest.

Examples

atmos packer output aws/bastion -s prod
atmos packer output aws/bastion -s prod --query '.builds[0].artifact_id'
atmos packer output aws/bastion -s prod -q '.builds[0].artifact_id | split(":")[1]'

atmos packer output aws/bastion -s prod

> atmos packer output aws/bastion -s prod

builds:
- artifact_id: us-east-2:ami-0c2ca16b7fcac7529
  build_time: 1.753281956e+09
  builder_type: amazon-ebs
  custom_data: null
  files: null
  name: al2023
  packer_run_uuid: 5114a723-92f6-060f-bae4-3ac2d0324557
- artifact_id: us-east-2:ami-0b2b3b68aa3c5ada8
  build_time: 1.7540253e+09
  builder_type: amazon-ebs
  custom_data: null
  files: null
  name: al2023
  packer_run_uuid: a57874d1-c478-63d7-cfde-9d91e513eb9a
  last_run_uuid: a57874d1-c478-63d7-cfde-9d91e513eb9a

atmos packer output aws/bastion -s prod --query '.builds[0].artifact_id'

# Use a YQ expression to get a specific section or attribute from the Packer manifest,
# in this case, the `artifact_id` from the first build.

> atmos packer output aws/bastion -s nonprod --query '.builds[0].artifact_id'

us-east-2:ami-0c2ca16b7fcac7529

atmos packer output aws/bastion -s nonprod -q '.builds[0].artifact_id | split(:)[1]'

# Use a YQ expression to get a specific section or attribute from the Packer manifest,
# in this case, the AMI (second part after the `:`) from the `artifact_id` from the first build.

> atmos packer output aws/bastion -s nonprod -q '.builds[0].artifact_id | split(":")[1]'

ami-0c2ca16b7fcac7529