[WIP] Automatically cancel old PR end to end builds when a new one is triggered #148
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This pull request updates
st2_pkg_e2e_test.meta
action / workflow to cancel any existing old builds for a particular PR before starting a new one.This is similar to Travis and Circle CI behavior of auto canceling of old builds when a new build is triggered by pushing changes to a branch. This allows us to speed things up and save resources and utilization on CICD.
To logic to determine old builds is simple - we check Circle CI build number and if that one is < current build number, then we mark that build as old and cancel it.
TODO
st2ci.st2_pkg_e2e_test_cleanup
) for a particular build. That action is idempotent so if it fails we can simply ignore it.