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manjaro-get-iso/get-iso

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#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
# @linux-aarhus - root.nix.dk
# License: GNU GPL, version 3 or later; <https://www.gnu.org/licenses/gpl.html>
import argparse
import os
import requests
import subprocess
import sys
import requests.exceptions
from pathlib import Path
PROG_VERSION = "0.9"
PROG_NAME = os.path.basename(__file__)
ISO_RELEASE_URL = \
"https://gitlab.manjaro.org/webpage/iso-info/-/raw/master/file-info.json"
GNU_URL = "https://www.gnu.org/licenses/gpl.html"
REL_REVIEW_URL = \
"https://api.github.com/repos/manjaro/release-review/releases/latest"
DEV_PREVIEW_URL = \
"https://api.github.com/repos/manjaro-edition/download/releases/latest"
review_editions = ["gnome", "plasma", "xfce"]
FOLDER = Path.home()
def download_file(url: str, folder_name: str) -> bool:
filename: str = url.split("/")[-1]
path = os.path.join("/{}/{}".format(folder_name, filename))
try:
response = requests.get(url, stream=True)
total_size_in_bytes = int(response.headers.get("content-length", 0))
block_size = 1024
if total_size_in_bytes < block_size:
block_size = total_size_in_bytes
with open(path, "wb") as f:
progress = 0
for data in response.iter_content(block_size):
f.write(data)
if len(data) < block_size:
progress += len(data)
else:
progress += block_size
print(f"Downloading {round(progress/1024/1024)}MiB of "
f"{round(total_size_in_bytes/1024/1024)}MiB", end="\r")
except Exception as e:
print(f"{e}")
return False
return True
def get_definitions(url: str) -> dict:
try:
resp = requests.get(url=url, timeout=10)
resp.raise_for_status()
return resp.json()
except Exception as e:
print("Download error", e)
print("Terminated")
sys.exit(1)
def init_iso_list(url: str, review: bool = False, preview: bool = False) -> list:
if preview:
return init_developer_preview_list(url)
if review:
return init_release_review_list(url)
return init_official_iso_list(url)
def init_official_iso_list(url: str) -> list:
data = get_definitions(url)
data_official: dict = data.get("official")
data_community: dict = data.get("community")
init_iso_result = []
for ok, ov in data_official.items():
try:
init_iso_result.append({"name": ok,
"full": {
"img": ov["image"],
"sig": ov["signature"]
},
"minimal": {
"img": ov["minimal"]["image"],
"sig": ov["minimal"]["signature"]
}
})
except KeyError:
continue
for ck, cv in data_community.items():
try:
init_iso_result.append({"name": ck,
"full": {
"img": cv["image"],
"sig": cv["signature"]
},
"minimal": {
"img": cv["minimal"]["image"],
"sig": cv["minimal"]["signature"]
}})
except KeyError:
continue
return init_iso_result
def init_release_review_list(url: str) -> list:
"""
Get data from review endpoint
:param url:
:return:
"""
# from the assets list we want to extract
# the browser_download_url propoerty for each asset
init_review_result = []
data = get_definitions(url)
data_assets: dict = data.get("assets")
review_list = []
for asset in data_assets:
review_list.append(asset["browser_download_url"])
minimal = "minimal"
sha256sum = ".iso.sha256"
part = ".iso.z"
for edition in review_editions:
if edition == "plasma":
urls = [x for x in review_list if "kde" in x]
else:
urls = [x for x in review_list if edition in x]
full_iso = [x for x in urls if minimal not in x]
minimal_iso = [x for x in urls if minimal in x]
f_part = [x for x in full_iso if part in x]
f_256sum = [x for x in full_iso if sha256sum in x]
m_part = [x for x in minimal_iso if part in x]
m_256sum = [x for x in minimal_iso if sha256sum in x]
init_review_result.append({"name": edition,
"full": {
"parts": f_part,
"sha": f_256sum[0]},
"minimal": {
"parts": m_part,
"sha": m_256sum[0]}
})
return init_review_result
def init_developer_preview_list(url: str) -> list:
"""
Get data from review endpoint
:param url:
:return:
"""
# from the assets list we want to extract
# the browser_download_url propoerty for each asset
init_devel_result = []
for edition in review_editions:
# replace edition in generic url
edition_url = url.replace("edition", edition)
data = get_definitions(edition_url)
data_assets: dict = data.get("assets")
dev_list = []
for asset in data_assets:
dev_list.append(asset["browser_download_url"])
minimal = "minimal"
sha256sum = ".iso.sha256"
part = ".iso.z"
full_iso = [x for x in dev_list if minimal not in x]
minimal_iso = [x for x in dev_list if minimal in x]
f_part = [x for x in full_iso if part in x]
f_256sum = [x for x in full_iso if sha256sum in x]
m_part = [x for x in minimal_iso if part in x]
m_256sum = [x for x in minimal_iso if sha256sum in x]
init_devel_result.append({"name": edition,
"full": {
"parts": f_part,
"sha": f_256sum[0]},
"minimal": {
"parts": m_part,
"sha": m_256sum[0]}
})
return init_devel_result
def download(url: str, out_dir: str) -> bool:
print(f'Download: {url.split("/")[-1]}')
success = download_file(url, f"{out_dir}")
return success
def dir_path(path: str) -> str:
if os.path.isdir(path):
return path
else:
raise NotADirectoryError(path)
def main():
out_dir = FOLDER
iso_files = init_iso_list(ISO_RELEASE_URL, review=False)
choices = []
for c in iso_files:
choices.append(c["name"])
parser = argparse.ArgumentParser(
prog=f"{PROG_NAME}",
description="This tool will download a named Manjaro ISO",
epilog=f"{PROG_NAME} v. {PROG_VERSION} - GPL v3 or later <{GNU_URL}>")
parser.add_argument("edition",
type=str,
help="Edition e.g. plasma or xfce.",
choices=choices)
parser.add_argument("-f", "--full",
required=False,
action="store_true",
help="Download full ISO")
parser.add_argument("-o", "--out-dir",
nargs='?',
type=dir_path,
default=FOLDER,
help="Folder to store dowloaded ISO files.")
previews = parser.add_argument_group("Previews")
preview = previews.add_mutually_exclusive_group()
preview.add_argument("-r", "--review",
required=False,
action="store_true",
help="Get Latest Release Review ISO")
preview.add_argument("-p", "--preview",
required=False,
action="store_true",
help="Get Latest Developer Preview ISO")
args = parser.parse_args()
if args.out_dir is not None:
out_dir = args.out_dir
if args.review:
if args.edition in review_editions:
iso_files = init_iso_list(REL_REVIEW_URL, review=True)
else:
print("Invalid review edition. Valid editions: " +
", ".join(review_editions))
sys.exit(1)
if args.preview:
if args.edition in review_editions:
iso_files = init_iso_list(DEV_PREVIEW_URL, preview=True)
else:
print("Invalid review edition. Valid editions: " +
", ".join(review_editions))
sys.exit(1)
if len(iso_files) == 0:
print("Could not get iso file list")
sys.exit(1)
try:
result = [x for x in iso_files if args.edition == x["name"]]
if args.full:
iso = result[0]["full"]
else:
iso = result[0]["minimal"]
except IndexError:
print("Could not extract edition from data")
sys.exit(1)
if args.review or args.preview:
sha_result = download(iso["sha"], out_dir=out_dir)
shafile = iso["sha"].split("/")[-1]
isozip = [x for x in iso["parts"] if ".iso.zip" in x]
zipfile = isozip[0].split("/")[-1]
zip_result = False
for part in iso["parts"]:
zip_result = download(part, out_dir=out_dir)
if not zip_result:
break
if zip_result and sha_result:
subprocess.run(["7z", "-y", "t", f"{zipfile}"],
cwd=f"{out_dir}")
subprocess.run(["7z", "-y", "x", f"{zipfile}"],
cwd=f"{out_dir}")
print("\nWait for checksum to complete ...")
subprocess.run(["sha256sum", "-c", f"{shafile}"],
cwd=f"{out_dir}")
else:
print("Download failied")
sys.exit(1)
else:
iso_result = download(iso["img"], out_dir=out_dir)
sig_result = download(iso["sig"], out_dir=out_dir)
if sig_result and iso_result:
print("Wait for verification to complete ...")
subprocess.run(["gpg", "--verify", f'{iso["sig"].split("/")[-1]}'],
cwd=f"{out_dir}")
else:
print("Download failed")
sys.exit(1)
print("Finished downloading ISO to '{}'".format(out_dir))
sys.exit(0)
if __name__ == '__main__':
try:
main()
except KeyboardInterrupt:
print("\n" + "Exit: interrupted by the user.")
sys.exit(1)
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