Make the terraform harness only use the rwmutex if the plugin cache is enabled #240
+88
−59
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Description of your changes
As discussed in #239, this makes the terraform harness only take the lock if the plugin cache is enabled. If the plugin cache is not enabled, there is nothing to protect, and thus no need to take the lock.
This change also removes locking for all
terraform plan
operations, on the assumption that conflicts are unlikely, and can easily be retried on a subsequent reconcile if they do happen.I have:
make reviewable
to ensure this PR is ready for review. It returned a bunch of type errors which seemed unrelated to this change, but I ranmake test
which did pass andmake build
which did succeed.How has this code been tested
Unit tests