fix: add compute.instanceGroupManagers.use permission for autoscaler#4
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Required by the autoscaler to target a MIG. Without this permission, upserting the autoscaler fails with a 403. Co-authored-by: Ona <no-reply@ona.com>
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May 21, 2026
fix: add compute.instanceGroupManagers.use permission for autoscaler
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Description
Add
compute.instanceGroupManagers.useto the runner custom role. This permission is required by the autoscaler to target a MIG — without it, upserting the autoscaler fails with a 403:Changes
iam.tfcompute.instanceGroupManagers.useto the runner custom roledocs/iam.mdRelated
Follow-up to #3 which added the autoscaler permissions but missed this one.
How to test
terraform plan— permission is additive, no existing resources affected.