OVMS3-idf/tools/build_apps.py

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#!/usr/bin/env python
# coding=utf-8
#
# ESP-IDF helper script to build multiple applications. Consumes the input of find_apps.py.
#
import argparse
import sys
import logging
from find_build_apps import BuildItem, BuildError, setup_logging, BUILD_SYSTEMS
def main():
parser = argparse.ArgumentParser(description="ESP-IDF app builder")
parser.add_argument(
"-v",
"--verbose",
action="count",
help="Increase the logging level of the script. Can be specified multiple times.",
)
parser.add_argument(
"--build-verbose",
action="store_true",
help="Enable verbose output from build system.",
)
parser.add_argument(
"--log-file",
type=argparse.FileType("w"),
help="Write the script log to the specified file, instead of stderr",
)
parser.add_argument(
"--parallel-count",
default=1,
type=int,
help="Number of parallel build jobs. Note that this script doesn't start the jobs, " +
"it needs to be executed multiple times with same value of --parallel-count and " +
"different values of --parallel-index.",
)
parser.add_argument(
"--parallel-index",
default=1,
type=int,
help="Index (1-based) of the job, out of the number specified by --parallel-count.",
)
parser.add_argument(
"--format",
default="json",
choices=["json"],
help="Format to read the list of builds",
)
parser.add_argument(
"--dry-run",
action="store_true",
help="Don't actually build, only print the build commands",
)
parser.add_argument(
"--keep-going",
action="store_true",
help="Don't exit immediately when a build fails.",
)
parser.add_argument(
"--output-build-list",
type=argparse.FileType("w"),
help="If specified, the list of builds (with all the placeholders expanded) will be written to this file.",
)
parser.add_argument(
"build_list",
type=argparse.FileType("r"),
nargs="?",
default=sys.stdin,
help="Name of the file to read the list of builds from. If not specified, read from stdin.",
)
args = parser.parse_args()
setup_logging(args)
build_items = [BuildItem.from_json(line) for line in args.build_list]
if not build_items:
logging.error("Empty build list!")
raise SystemExit(1)
num_builds = len(build_items)
num_jobs = args.parallel_count
job_index = args.parallel_index - 1 # convert to 0-based index
num_builds_per_job = (num_builds + num_jobs - 1) // num_jobs
min_job_index = num_builds_per_job * job_index
if min_job_index >= num_builds:
logging.warn("Nothing to do for job {} (build total: {}, per job: {})".format(
job_index + 1, num_builds, num_builds_per_job))
raise SystemExit(0)
max_job_index = min(num_builds_per_job * (job_index + 1) - 1, num_builds - 1)
logging.info("Total {} builds, max. {} builds per job, running builds {}-{}".format(
num_builds, num_builds_per_job, min_job_index + 1, max_job_index + 1))
builds_for_current_job = build_items[min_job_index:max_job_index + 1]
for i, build_info in enumerate(builds_for_current_job):
index = i + min_job_index + 1
build_info.index = index
build_info.dry_run = args.dry_run
build_info.verbose = args.build_verbose
build_info.keep_going = args.keep_going
logging.debug(" Build {}: {}".format(index, repr(build_info)))
if args.output_build_list:
args.output_build_list.write(build_info.to_json_expanded() + "\n")
failed_builds = []
for build_info in builds_for_current_job:
logging.info("Running build {}: {}".format(build_info.index, repr(build_info)))
build_system_class = BUILD_SYSTEMS[build_info.build_system]
try:
build_system_class.build(build_info)
except BuildError as e:
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logging.error(str(e))
if args.keep_going:
failed_builds.append(build_info)
else:
raise SystemExit(1)
if failed_builds:
logging.error("The following build have failed:")
for build in failed_builds:
logging.error(" {}".format(build))
raise SystemExit(1)
if __name__ == "__main__":
main()