nodelib_changes.py

"""Runs NEAR core inside the docker container for isolation and easy update with Watchtower."""
def run_docker(image, home_dir, boot_nodes, telemetry_url, verbose):
    print("Starting NEAR client and Watchtower dockers...")
    docker_stop_if_exists('nearcore_24568')
    docker_stop_if_exists('watchtower_3031')
    # Start nearcore container, mapping home folder and ports.
    envs = ['-e', 'BOOT_NODES=%s' % boot_nodes, '-e', 'TELEMETRY_URL=%s' % telemetry_url]
    rpc_port = get_port(home_dir, 'rpc')
    network_port = get_port(home_dir, 'network')
    if verbose:
        envs.extend(['-e', 'VERBOSE=1'])
    subprocess.check_output(['mkdir', '-p', home_dir])
    subprocess.check_output(['docker', 'run', '-u', USER,
                    '-d', '-p', rpc_port, '-p', network_port, '-v', '%s:/srv/near' % home_dir,
                    '-v', '/tmp:/tmp',
                    '--ulimit', 'core=-1',
                    '--name', 'nearcore_24568', '--restart', 'unless-stopped'] +
                    envs + [image])
    # Start Watchtower that will automatically update the nearcore container when new version appears.
    subprocess.check_output(['docker', 'run', '-u', USER,
                    '-d', '--restart', 'unless-stopped', '--name', 'watchtower_3031',
                    '-v', '/var/run/docker.sock:/var/run/docker.sock',
                    'v2tec/watchtower', image])
    print("Node is running! \nTo check logs call: docker logs --follow nearcore")