Spinnaker Pipeline SpEL Expressions

External

• https://spinnaker.io/docs/guides/user/pipeline/expressions/
• https://spinnaker.io/docs/reference/pipeline/expressions/
• https://docs.armory.io/armory-enterprise/spinnaker-user-guides/expression-language/

Internal

• Spinnaker Concepts
• Spring Expression Language (SpEL)

Overview

The Spinnaker pipeline expression language is based on Spring Expression Language (SpEL).

Accessing Pipeline Element State

A Tag set by a Trigger

The tag set by a trigger can be accessed with the following expression:

- image: "something/something-else:${trigger['tag']}"

The Judgment Value set by a Manual Judgment Stage

https://spinnaker.io/docs/reference/pipeline/expressions/#judgmentstring

${#judgment("<stage-name>")}

returns the selected judgment value from the specified Manual Judgment stage. <stage-name> should be replaced with the actual name of the Manual Judgment stage Example:

${#judgment("<stage-name>")}

execution.stages[n].context.judgmentInput=="rollback"

Conditional Expressions

https://spinnaker.io/docs/reference/pipeline/expressions/#comparisons

 ${ execution.stages.?[ name == 'Rollback Decision' ][0].judgementInput == 'Rollback' }