stack-orchestrator/app/deployment_create.py

76 lines
3.2 KiB
Python

# Copyright © 2022, 2023 Cerc
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http:#www.gnu.org/licenses/>.
import click
import os
from pathlib import Path
from shutil import copyfile, copytree
import sys
from .util import get_stack_file_path, get_parsed_deployment_spec, get_parsed_stack_config, global_options
default_spec_file_content = """stack: mainnet-laconic
data_dir: /my/path
node_name: my-node-name
"""
def make_default_deployment_dir():
return "deployment-001"
@click.command()
@click.option("--output", required=True, help="Write yaml spec file here")
@click.pass_context
def init(ctx, output):
with open(output, "w") as output_file:
output_file.write(default_spec_file_content)
@click.command()
@click.option("--spec-file", required=True, help="Spec file to use to create this deployment")
@click.option("--deployment-dir", help="Create deployment files in this directory")
@click.pass_context
def create(ctx, spec_file, deployment_dir):
# This function fails with a useful error message if the file doens't exist
parsed_spec = get_parsed_deployment_spec(spec_file)
stack_name = parsed_spec['stack']
stack_file = get_stack_file_path(stack_name)
parsed_stack = get_parsed_stack_config(stack_name)
if global_options(ctx).debug:
print(f"parsed spec: {parsed_spec}")
if deployment_dir is None:
deployment_dir = make_default_deployment_dir()
if os.path.exists(deployment_dir):
print(f"Error: {deployment_dir} already exists")
sys.exit(1)
os.mkdir(deployment_dir)
# Copy spec file and the stack file into the deployment dir
copyfile(spec_file, os.path.join(deployment_dir, os.path.basename(spec_file)))
copyfile(stack_file, os.path.join(deployment_dir, os.path.basename(stack_file)))
# Copy the pod files into the deployment dir
pods = parsed_stack['pods']
# TODO: refactor to use common code with deploy command
# See: https://stackoverflow.com/questions/25389095/python-get-path-of-root-project-structure
data_dir = Path(__file__).absolute().parent.joinpath("data")
source_compose_dir = data_dir.joinpath("compose")
destination_compose_dir = os.path.join(deployment_dir, "compose")
os.mkdir(destination_compose_dir)
for pod in pods:
pod_file_path = os.path.join(source_compose_dir, f"docker-compose-{pod}.yml")
copyfile(pod_file_path, os.path.join(destination_compose_dir, os.path.basename(pod_file_path)))
# Copy the config files for the pod, if any
source_config_dir = data_dir.joinpath("config", pod)
if os.path.exists(source_config_dir):
copytree(source_config_dir, os.path.join(deployment_dir, "config", pod))