IAP has no reasonable support policy, because PATCH is broken, and IAP
must be configured with an OAuth2 client ID and secret that belongs to
the project the app is associated with. There's no programmatic way to
create Clients. But we create the project and the app at the same time,
and we can't update because PATCH is broken. So this just drops IAP. It
also forces all our updates to ForceNew, because we can't update.
Also, adds more test coverage and docs, and fixes import by not relying
on the config for setting app engine info in state.
Fix a panic in our test that is caused by a ListPolicy being nil. I
assume, but cannot verify, that this is an API change in that it may now
send back a nil listpolicy if a default is used.
Add the `enable_flow_logs` field to our subnetwork resource, so we can
specify whether [flow logs][1] should be enabled in Terraform configs.
Note that this behavior isn't explicitly documented yet, but it has made
it into the beta API client.
[1]: https://cloud.google.com/vpc/docs/using-flow-logs
This PR also switched us to using the beta API in all cases, and that had a side effect which is worth noting, note included here for posterity.
=====
The problem is, we add a GPU, and as per the docs, GKE adds a taint to
the node pool saying "don't schedule here unless you tolerate GPUs",
which is pretty sensible.
Terraform doesn't know about that, because it didn't ask for the taint
to be added. So after apply, on refresh, it sees the state of the world
(1 taint) and the state of the config (0 taints) and wants to set the
world equal to the config. This introduces a diff, which makes the test
fail - tests fail if there's a diff after they run.
Taints are a beta feature, though. :) And since the config doesn't
contain any taints, terraform didn't see any beta features in that node
pool ... so it used to send the request to the v1 API. And since the v1
API didn't return anything about taints (since they're a beta feature),
terraform happily checked the state of the world (0 taints I know about)
vs the config (0 taints), and all was well.
This PR makes every node pool refresh request hit the beta API. So now
terraform finds out about the taints (which were always there) and the
test fails (which it always should have done).
The solution is probably to write a little bit of code which suppresses
the report of the diff of any taint with value 'nvidia.com/gpu', but
only if GPUs are enabled. I think that's something that can be done.