stack-orchestrator/app/build_containers.py

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# Copyright © 2022 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/>.
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# Builds or pulls containers for the system components
# env vars:
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# CERC_REPO_BASE_DIR defaults to ~/cerc
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# TODO: display the available list of containers; allow re-build of either all or specific containers
import os
import sys
from decouple import config
import subprocess
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import click
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from .util import include_exclude_check
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# TODO: find a place for this
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# epilog="Config provided either in .env or settings.ini or env vars: CERC_REPO_BASE_DIR (defaults to ~/cerc)"
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@click.command()
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@click.option('--include', help="only build these containers")
@click.option('--exclude', help="don\'t build these containers")
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@click.pass_context
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def command(ctx, include, exclude):
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'''build the set of containers required for a complete stack'''
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quiet = ctx.obj.quiet
verbose = ctx.obj.verbose
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dry_run = ctx.obj.dry_run
local_stack = ctx.obj.local_stack
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if local_stack:
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dev_root_path = os.getcwd()[0:os.getcwd().rindex("stack-orchestrator")]
print(f'Local stack dev_root_path (CERC_REPO_BASE_DIR) overridden to: {dev_root_path}')
else:
dev_root_path = os.path.expanduser(config("CERC_REPO_BASE_DIR", default="~/cerc"))
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if not quiet:
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print(f'Dev Root is: {dev_root_path}')
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if not os.path.isdir(dev_root_path):
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print('Dev root directory doesn\'t exist, creating')
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with open("container-image-list.txt") as container_list_file:
containers = container_list_file.read().splitlines()
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if verbose:
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print(f'Containers: {containers}')
def process_container(container):
if not quiet:
print(f"Building: {container}")
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build_script_filename = os.path.join("container-build", container.replace("/", "-"), "build.sh")
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if verbose:
print(f"Script: {build_script_filename}")
if not os.path.exists(build_script_filename):
print(f"Error, script: {build_script_filename} doesn't exist")
sys.exit(1)
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if not dry_run:
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# We need to export CERC_REPO_BASE_DIR
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build_result = subprocess.run(build_script_filename, shell=True, env={'CERC_REPO_BASE_DIR': dev_root_path})
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# TODO: check result in build_result.returncode
print(f"Result is: {build_result}")
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else:
print("Skipped")
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for container in containers:
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if include_exclude_check(container, include, exclude):
process_container(container)
else:
if verbose:
print(f"Excluding: {container}")