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#!/usr/bin/env python3
# Copyright (c) 2019. Vinci Consulting Corp. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import argparse
import pathlib
import subprocess
import vppapigen
import os
from multiprocessing import Pool
BASE_DIR = (
subprocess.check_output("git rev-parse --show-toplevel", shell=True)
.strip()
.decode()
)
src_dir_depth = 3
output_path = pathlib.Path(
"%s/build-root/install-vpp-native/vpp/share/vpp/api/" % BASE_DIR
)
output_path_debug = pathlib.Path(
"%s/build-root/install-vpp_debug-native/vpp/share/vpp/api/" % BASE_DIR
)
output_dir_map = {
"plugins": "plugins",
"vlibmemory": "core",
"vnet": "core",
"vlib": "core",
"vpp": "core",
}
def api_search_globs(src_dir):
globs = []
for g in output_dir_map:
globs.extend(list(src_dir.glob("%s/**/*.api" % g)))
return globs
def api_files(src_dir):
print("Searching '%s' for .api files." % src_dir.as_posix())
return [x for x in api_search_globs(src_dir)]
def get_n_parallel(n_parallel):
if n_parallel == 0:
n_parallel = os.environ.get("MAKE_PARALLEL_JOBS", os.cpu_count())
try:
n_parallel = int(n_parallel)
except ValueError:
return os.cpu_count()
return n_parallel or os.cpu_count()
def main():
cliparser = argparse.ArgumentParser(description="VPP API JSON definition generator")
cliparser.add_argument("--srcdir", action="store", default="%s/src" % BASE_DIR),
cliparser.add_argument("--output", action="store", help="directory to store files"),
cliparser.add_argument(
"--parallel", type=int, default=0, help="Number of parallel processes"
),
cliparser.add_argument(
"--debug-target",
action="store_true",
default=False,
help="'True' if -debug target",
),
args = cliparser.parse_args()
src_dir = pathlib.Path(args.srcdir)
output_target = output_path_debug if args.debug_target else output_path
if args.output:
output_dir = pathlib.Path(args.output)
else:
output_dir = pathlib.Path(output_target)
for d in output_dir_map.values():
output_dir.joinpath(d).mkdir(exist_ok=True, parents=True)
for f in output_dir.glob("**/*.api.json"):
f.unlink()
with Pool(get_n_parallel(args.parallel)) as p:
p.map(
vppapigen.run_kw_vppapigen,
[
{
"output": "%s/%s/%s.json"
% (
output_path,
output_dir_map[
f.as_posix().split("/")[
src_dir_depth + BASE_DIR.count("/") - 1
]
],
f.name,
),
"input_file": f.as_posix(),
"includedir": [src_dir.as_posix()],
"output_module": "JSON",
}
for f in api_files(src_dir)
],
)
print("json files written to: %s/." % output_dir)
if __name__ == "__main__":
main()
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