ray/doc/dev/bin/ray-project/cluster.yaml

# This file is generated by `ray project create`.

# A unique identifier for the head node and workers of this cluster.
cluster_name: sanity-check

# The maximum number of workers nodes to launch in addition to the head
# node. This takes precedence over min_workers. min_workers defaults to 0.
max_workers: 0

# Cloud-provider specific configuration.
provider:
    type: aws
    region: us-west-2
    availability_zone: us-west-2a

# How Ray will authenticate with newly launched nodes.
auth:
    ssh_user: ubuntu

# Custom commands that will be run on the head node after common setup.
head_setup_commands: 
    # Install Anaconda.
    - wget --quiet https://repo.continuum.io/archive/Anaconda3-5.0.1-Linux-x86_64.sh || true
    - bash Anaconda3-5.0.1-Linux-x86_64.sh -b -p $HOME/anaconda3 || true
    - echo 'export PATH="$HOME/anaconda3/bin:$PATH"' >> ~/.bashrc
    - echo 'RAY_VERSION=0.8.7' >> ~/.bashrc
    - echo 'RAY_HASH=56810e136587432ed4758d882bf8894b930355e3' >> ~/.bashrc
    - chmod +x ./pip_download_test.sh || true
    - pip install -U pip 

# Custom commands that will be run on worker nodes after common setup.
worker_setup_commands: []

# Command to start ray on the head node. You don't need to change this.
head_start_ray_commands: [ray stop]

# Command to start ray on worker nodes. You don't need to change this.
worker_start_ray_commands: [ray stop]