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https://github.com/wassname/ray.git
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Richard Liaw
31 lines
801 B
Python
31 lines
801 B
Python
import getpass
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import os
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def is_ray_cluster():
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"""Checks if the bootstrap config file exists.
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This will always exist if using an autoscaling cluster/started
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with the ray cluster launcher.
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"""
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return os.path.exists(os.path.expanduser("~/ray_bootstrap_config.yaml"))
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def get_ssh_user():
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"""Returns ssh username for connecting to cluster workers."""
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return getpass.getuser()
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def get_ssh_key():
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"""Returns ssh key to connecting to cluster workers.
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If the env var TUNE_CLUSTER_SSH_KEY is provided, then this key
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will be used for syncing across different nodes.
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"""
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path = os.environ.get("TUNE_CLUSTER_SSH_KEY",
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os.path.expanduser("~/ray_bootstrap_key.pem"))
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if os.path.exists(path):
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return path
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return None
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