OVMS3-idf/tools/ci/ci_fetch_submodule.py

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#!/usr/bin/env python
# internal use only for CI
# download archive of one commit instead of cloning entire submodule repo
import re
import os
import subprocess
import argparse
import shutil
import time
import gitlab_api
SUBMODULE_PATTERN = re.compile(r"\[submodule \"([^\"]+)\"]")
PATH_PATTERN = re.compile(r"path\s+=\s+(\S+)")
URL_PATTERN = re.compile(r"url\s+=\s+(\S+)")
SUBMODULE_ARCHIVE_TEMP_FOLDER = "submodule_archive"
class SubModule(object):
# We don't need to support recursive submodule clone now
GIT_LS_TREE_OUTPUT_PATTERN = re.compile(r"\d+\s+commit\s+([0-9a-f]+)\s+")
def __init__(self, gitlab_inst, path, url):
self.path = path
self.gitlab_inst = gitlab_inst
self.project_id = self._get_project_id(url)
self.commit_id = self._get_commit_id(path)
def _get_commit_id(self, path):
output = subprocess.check_output(["git", "ls-tree", "HEAD", path])
output = output.decode()
# example output: 160000 commit d88a262fbdf35e5abb372280eb08008749c3faa0 components/esp_wifi/lib
match = self.GIT_LS_TREE_OUTPUT_PATTERN.search(output)
return match.group(1)
def _get_project_id(self, url):
base_name = os.path.basename(url)
project_id = self.gitlab_inst.get_project_id(os.path.splitext(base_name)[0], # remove .git
namespace="espressif")
return project_id
def download_archive(self):
print("Update submodule: {}: {}".format(self.path, self.commit_id))
path_name = self.gitlab_inst.download_archive(self.commit_id, SUBMODULE_ARCHIVE_TEMP_FOLDER,
self.project_id)
renamed_path = os.path.join(os.path.dirname(path_name), os.path.basename(self.path))
os.rename(path_name, renamed_path)
shutil.rmtree(self.path, ignore_errors=True)
shutil.move(renamed_path, os.path.dirname(self.path))
def update_submodule(git_module_file, submodules_to_update):
gitlab_inst = gitlab_api.Gitlab()
submodules = []
with open(git_module_file, "r") as f:
data = f.read()
match = SUBMODULE_PATTERN.search(data)
while True:
next_match = SUBMODULE_PATTERN.search(data, pos=match.end())
if next_match:
end_pos = next_match.start()
else:
end_pos = len(data)
path_match = PATH_PATTERN.search(data, pos=match.end(), endpos=end_pos)
url_match = URL_PATTERN.search(data, pos=match.end(), endpos=end_pos)
path = path_match.group(1)
url = url_match.group(1)
filter_result = True
if submodules_to_update:
if path not in submodules_to_update:
filter_result = False
if filter_result:
submodules.append(SubModule(gitlab_inst, path, url))
match = next_match
if not match:
break
shutil.rmtree(SUBMODULE_ARCHIVE_TEMP_FOLDER, ignore_errors=True)
for submodule in submodules:
submodule.download_archive()
if __name__ == '__main__':
start_time = time.time()
parser = argparse.ArgumentParser()
parser.add_argument("--repo_path", "-p", default=".", help="repo path")
parser.add_argument("--submodule", "-s", default="all",
help="Submodules to update. By default update all submodules. "
"For multiple submodules, separate them with `;`. "
"`all` and `none` are special values that indicates we fetch all / none submodules")
args = parser.parse_args()
if args.submodule == "none":
print("don't need to update submodules")
exit(0)
if args.submodule == "all":
_submodules = []
else:
_submodules = args.submodule.split(";")
update_submodule(os.path.join(args.repo_path, ".gitmodules"), _submodules)
print("total time spent on update submodule: {:.02f}s".format(time.time() - start_time))