fix(pubsub): streaming pull shouldn't require subscriptions.get permission #9360
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pradn
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Sep 30, 2019
pubsub/google/cloud/pubsub_v1/subscriber/_protocol/streaming_pull_manager.py
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Pulling the mesages with the streaming pull should work with the default pubsub.subscriber role. This commit removes the call to fetch a subscription, and replaces the subscription's ACK deadline with a fixed deadline of 60 seconds. That *will* re-introduce the issue googleapis#9252, but at least in a less severe manner.
pradn
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Sep 30, 2019
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Closes #9339
Re-introduces #9252.
This PR fixes a regression from the
1.0.1release that caused the streaming pull to additionally require thesubscriptions.getpermission (the defaultpubsub.subscriberrole was not sufficient anymore for the streaming pull).By avoiding the call that fetched a subscription and read its ACK deadline, and replacing that deadline with a fixed value of 60 seconds, this will re-introduce #9252, albeit in a less severe manner.
How to test
Using an account that has no roles assigned other than
roles/pubsub.subscriber, try opening a streaming pull (subscriber.subscribe()). That call should succeed without a permission error.