Files
clan-core/pkgs/clan-cli/clan_cli/ssh/cli.py
2024-01-12 17:02:56 +01:00

75 lines
2.0 KiB
Python

import argparse
import json
from ..cmd import Log, run
from ..nix import nix_shell
def ssh(
host: str,
user: str = "root",
password: str | None = None,
ssh_args: list[str] = [],
) -> None:
packages = ["nixpkgs#tor", "nixpkgs#openssh"]
password_args = []
if password:
packages.append("nixpkgs#sshpass")
password_args = [
"sshpass",
"-p",
password,
]
_ssh_args = [
*ssh_args,
"ssh",
"-o",
"UserKnownHostsFile=/dev/null",
"-o",
"StrictHostKeyChecking=no",
f"{user}@{host}",
]
cmd = nix_shell(packages, ["torify", *password_args, *_ssh_args])
run(cmd, log=Log.BOTH)
def qrcode_scan(picture_file: str) -> str:
return run(
nix_shell(
["nixpkgs#zbar"],
[
"zbarimg",
"--quiet",
"--raw",
picture_file,
],
),
).stdout.strip()
def main(args: argparse.Namespace) -> None:
if args.json:
with open(args.json) as file:
ssh_data = json.load(file)
ssh(host=ssh_data["address"], password=ssh_data["password"])
elif args.png:
ssh_data = json.loads(qrcode_scan(args.png))
ssh(host=ssh_data["address"], password=ssh_data["password"])
def register_parser(parser: argparse.ArgumentParser) -> None:
group = parser.add_mutually_exclusive_group(required=True)
group.add_argument(
"-j",
"--json",
help="specify the json file for ssh data (generated by starting the clan installer)",
)
group.add_argument(
"-P",
"--png",
help="specify the json file for ssh data as the qrcode image (generated by starting the clan installer)",
)
# TODO pass all args we don't parse into ssh_args, currently it fails if arg starts with -
parser.add_argument("ssh_args", nargs="*", default=[])
parser.set_defaults(func=main)