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This is inspired bythe Golang version.

1. Setup a new project at theGoogle APIs Console and enable the Cloud Storage API.
2. Install theGoogle Cloud SDK tool and configure your project and your OAuth credentials.
3. Create a bucket in which to store your lock file using the commandgsutil mb gs://your-bucket-name.
4. Enable object versioning in your bucket using the commandgsutil versioning set on gs://your-bucket-name.

In your Ruby code, requiregcslock/mutex and use it as follows:

require'gcslock/mutex'm=GCSLock::Mutex.new('your-bucket-name','my-file.lock')m.synchronizedo# Protected and globally serialized computation happens here.end

In your Ruby code, requiregcslock/semaphore and use it as follows:

require'gcslock/semaphore'number_of_permits=10s=GCSLock::Semaphore.new('your-bucket-name','my-file.lock',number_of_permits)s.acquire# Work that should be done when semaphore is acquireds.release