stack-orchestrator/stack_orchestrator/build/build_webapp.py

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# Copyright © 2022, 2023 Vulcanize
# 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/>.
# Builds webapp containers
# env vars:
# CERC_REPO_BASE_DIR defaults to ~/cerc
# 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 click
from pathlib import Path
from stack_orchestrator.build import build_containers
from stack_orchestrator.deploy.webapp.util import determine_base_container, TimedLogger
from stack_orchestrator.build.build_types import BuildContext
@click.command()
@click.option('--base-container')
@click.option('--source-repo', help="directory containing the webapp to build", required=True)
@click.option("--force-rebuild", is_flag=True, default=False, help="Override dependency checking -- always rebuild")
@click.option("--extra-build-args", help="Supply extra arguments to build")
@click.option("--tag", help="Container tag (default: cerc/<app_name>:local)")
@click.pass_context
def command(ctx, base_container, source_repo, force_rebuild, extra_build_args, tag):
'''build the specified webapp container'''
logger = TimedLogger()
quiet = ctx.obj.quiet
debug = ctx.obj.debug
verbose = ctx.obj.verbose
local_stack = ctx.obj.local_stack
stack = ctx.obj.stack
# See: https://stackoverflow.com/questions/25389095/python-get-path-of-root-project-structure
container_build_dir = Path(__file__).absolute().parent.parent.joinpath("data", "container-build")
if local_stack:
dev_root_path = os.getcwd()[0:os.getcwd().rindex("stack-orchestrator")]
logger.log(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"))
if verbose:
logger.log(f'Dev Root is: {dev_root_path}')
if not base_container:
base_container = determine_base_container(source_repo)
# First build the base container.
container_build_env = build_containers.make_container_build_env(dev_root_path, container_build_dir, debug,
force_rebuild, extra_build_args)
if verbose:
logger.log(f"Building base container: {base_container}")
build_context_1 = BuildContext(
stack,
base_container,
container_build_dir,
container_build_env,
dev_root_path,
)
ok = build_containers.process_container(build_context_1)
if not ok:
logger.log("ERROR: Build failed.")
sys.exit(1)
if verbose:
logger.log(f"Base container {base_container} build finished.")
# Now build the target webapp. We use the same build script, but with a different Dockerfile and work dir.
container_build_env["CERC_WEBAPP_BUILD_RUNNING"] = "true"
container_build_env["CERC_CONTAINER_BUILD_WORK_DIR"] = os.path.abspath(source_repo)
container_build_env["CERC_CONTAINER_BUILD_DOCKERFILE"] = os.path.join(container_build_dir,
base_container.replace("/", "-"),
"Dockerfile.webapp")
if not tag:
webapp_name = os.path.abspath(source_repo).split(os.path.sep)[-1]
tag = f"cerc/{webapp_name}:local"
container_build_env["CERC_CONTAINER_BUILD_TAG"] = tag
if verbose:
logger.log(f"Building app container: {tag}")
build_context_2 = BuildContext(
stack,
base_container,
container_build_dir,
container_build_env,
dev_root_path,
)
ok = build_containers.process_container(build_context_2)
if not ok:
logger.log("ERROR: Build failed.")
sys.exit(1)
if verbose:
logger.log(f"App container {base_container} build finished.")
logger.log("build-webapp complete", show_step_time=False, show_total_time=True)