|
| 1 | +import os |
| 2 | +import shutil |
| 3 | +import tarfile |
| 4 | +import requests |
| 5 | +import yaml |
| 6 | + |
| 7 | +from helmbroker.config import ADDONS_PATH, CONFIG_PATH, Config |
| 8 | + |
| 9 | + |
| 10 | +def download_file(url, dest): |
| 11 | + if not os.path.exists(dest): |
| 12 | + os.system(f'mkdir -p {dest}') |
| 13 | + filename = url.split('/')[-1] |
| 14 | + file = requests.get(url) |
| 15 | + with open(f"{dest}/{filename}", 'wb') as f: |
| 16 | + f.write(file.content) |
| 17 | + if filename.endswith(".yaml") or filename.endswith(".yml"): |
| 18 | + return yaml.load(file.content.decode(encoding="utf-8"), |
| 19 | + Loader=yaml.Loader) |
| 20 | + |
| 21 | + |
| 22 | +def read_addons_file(): |
| 23 | + data = read_file(f'{ADDONS_PATH}/addons.yaml') |
| 24 | + addons_info = yaml.load(data, Loader=yaml.Loader) |
| 25 | + return addons_info |
| 26 | + |
| 27 | + |
| 28 | +def read_file(filename): |
| 29 | + if not os.path.exists(filename): |
| 30 | + return |
| 31 | + with open(filename, 'r') as f: |
| 32 | + file_content = f.read() |
| 33 | + return file_content |
| 34 | + |
| 35 | + |
| 36 | +def save_file(content, dest, filename): |
| 37 | + if not os.path.exists(dest): |
| 38 | + os.system(f'mkdir -p {dest}') |
| 39 | + with open(f"{dest}/{filename}", 'w') as f: |
| 40 | + f.write(content) |
| 41 | + |
| 42 | + |
| 43 | +def extract_tgz(tgz_file, dest): |
| 44 | + if not os.path.exists(tgz_file): |
| 45 | + return |
| 46 | + if not os.path.exists(dest): |
| 47 | + os.system(f'mkdir -p {dest}') |
| 48 | + |
| 49 | + tarobj = tarfile.open(tgz_file, "r:gz") |
| 50 | + for tarinfo in tarobj: |
| 51 | + tarobj.extract(tarinfo.name, dest) |
| 52 | + tarobj.close() |
| 53 | + |
| 54 | + |
| 55 | +def addons_meta_file(): |
| 56 | + meta_files = [] |
| 57 | + # get meta.yaml |
| 58 | + for root, dirnames, filenames in os.walk(ADDONS_PATH): |
| 59 | + for filename in filenames: |
| 60 | + if filename == 'meta.yaml': |
| 61 | + meta_files.append(os.path.join(root, filename)) |
| 62 | + meta_files = [meta_file.split(ADDONS_PATH)[1] for meta_file in meta_files] |
| 63 | + addons_meta = [] |
| 64 | + plans_meta = [] |
| 65 | + for meta_file in meta_files: |
| 66 | + if len(meta_file.split('/')) == 3: |
| 67 | + addons_meta.append(meta_file.split('/')[1:]) |
| 68 | + else: |
| 69 | + plans_meta.append(meta_file.split('/')[1:]) |
| 70 | + addons_dict = {} |
| 71 | + for addon_meta in addons_meta: |
| 72 | + with open(f'{ADDONS_PATH}/{"/".join(addon_meta)}', |
| 73 | + 'r') as f: |
| 74 | + meta = yaml.load(f.read(), Loader=yaml.Loader) |
| 75 | + meta['plans'] = [] |
| 76 | + addons_dict[meta['name']] = meta |
| 77 | + |
| 78 | + for plan_meta in plans_meta: |
| 79 | + with open(f'{ADDONS_PATH}/{"/".join(plan_meta)}', 'r') as f: |
| 80 | + addons_mata = yaml.load(f.read(), Loader=yaml.Loader) |
| 81 | + addons_dict[f'{"-".join(plan_meta[0].split("-")[0:-1])}']['plans'].append(addons_mata) # noqa |
| 82 | + save_file(yaml.dump(addons_dict), ADDONS_PATH, 'addons.yaml') |
| 83 | + |
| 84 | + |
| 85 | +def load_addons(repository): |
| 86 | + if not repository: |
| 87 | + return |
| 88 | + index_name = repository['url'].split('/')[-1] |
| 89 | + local_index_file = f'{ADDONS_PATH}/{index_name}' |
| 90 | + # download index.yaml |
| 91 | + remote_index = requests.get(repository['url']).content.decode( |
| 92 | + encoding="utf-8") |
| 93 | + # compare index.yaml, is update |
| 94 | + local_index = read_file(local_index_file) |
| 95 | + if remote_index == local_index: |
| 96 | + return |
| 97 | + # delete old repository catalog |
| 98 | + if os.path.exists(ADDONS_PATH): |
| 99 | + shutil.rmtree(ADDONS_PATH) |
| 100 | + # new index |
| 101 | + save_file(remote_index, ADDONS_PATH, index_name) |
| 102 | + remote_index = yaml.load(remote_index, Loader=yaml.Loader) |
| 103 | + # save index.yaml addons |
| 104 | + for k, v in remote_index.get('entries', {}).items(): |
| 105 | + for _ in v: |
| 106 | + url = "/".join(repository["url"].split("/")[0:-1]) |
| 107 | + tgz_name = f'{_["name"]}-{_["version"]}' |
| 108 | + addon_tgz_url = f'{url}/{tgz_name}.tgz' |
| 109 | + download_file(addon_tgz_url, ADDONS_PATH) |
| 110 | + extract_tgz(f'{ADDONS_PATH}/{tgz_name}.tgz', |
| 111 | + f'{ADDONS_PATH}/{tgz_name}') |
| 112 | + addons_meta_file() |
| 113 | + |
| 114 | + |
| 115 | +if __name__ == '__main__': |
| 116 | + with open(CONFIG_PATH, 'r') as f: |
| 117 | + repository = yaml.load(f.read(), Loader=yaml.Loader) |
| 118 | + load_addons(repository['repositories'][0]) |
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