rougail-user-data-ansible/src/rougail/user_data_ansible/__init__.py

"""
Silique (https://www.silique.fr)
Copyright (C) 2024

This program is free software: you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by the
Free Software Foundation, either version 3 of the License, or (at your
option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
details.

You should have received a copy of the GNU Lesser General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.
"""

from pathlib import Path
from ansible.parsing.vault import VaultLib, PromptVaultSecret
from ansible.module_utils._text import to_bytes

from rougail import RougailConfig
from rougail.user_data_file import RougailUserDataFile

from .i18n import _


class RougailUserDataAnsible(RougailUserDataFile):
    """Load Ansible data from encrypted file
    """
    def __init__(
        self,
        config,
        *,
        rougailconfig=None,
    ) -> None:
        if rougailconfig is None:
            rougailconfig = RougailConfig
            user_data = rougailconfig["step.user_data"]
            if "ansible" not in user_data:
                user_data.append("ansible")
                rougailconfig["step.user_data"] = user_data
        user_data = rougailconfig["step.user_data"]
        if "ansible" not in user_data:
            raise Exception(_("ansible is not set in step.user_data"))
        self.rougailconfig = rougailconfig
        self.filenames = self.rougailconfig["ansible.filename"]
        self.secret = self.rougailconfig["ansible.secret"]
        self.config = config
        self.errors = []
        self.warnings = []

    def open(self, filename: str) -> dict:
        """Open file
        """
        prompt = PromptVaultSecret(
            to_bytes(self.secret), "default", ["Vault password: "]
        )
        vault = VaultLib([("default", prompt)])
        with Path(filename).open("rb") as fh:
            return self.yaml.load(vault.decrypt(fh.read()))


RougailUserData = RougailUserDataAnsible


__all__ = ("RougailUserDataAnsible",)