Hi, The CSI working group moved the current draft (in google doc) to the following github repo so that it will be much easier to collaborate and track revision history. It's also in a state we believe that it won't be too much change to the spec for v0.1.
https://github.com/container-storage-interface/spec If you have any comments or suggestions, feel free to open PR or issues! For context how Mesos is going to integrate with CSI, please track this epic: https://issues.apache.org/jira/browse/MESOS-7235 - Jie
