def _write_craft_image_config(self, *, executor: Executor) -> None:
conf = {"compatibility_tag": self.compatibility_tag}
executor.create_file(
destination=pathlib.Path("/etc/craft-image.conf"),
content=yaml.dump(conf).encode(),
file_mode="0644",
)
def _setup_networkd(self, *, executor: Executor) -> None:
"""Configure networkd and start it.
Installs eth0 network configuration using ipv4.
:param executor: Executor for target container.
"""
executor.create_file(
destination=pathlib.Path("/etc/systemd/network/10-eth0.network"),
content=dedent("""
[Match]
Name=eth0
[Network]
DHCP=ipv4
LinkLocalAddressing=ipv6
[DHCP]
RouteMetric=100
UseMTU=true
""").encode(),
file_mode="0644",
)
executor.execute_run(
command=["systemctl", "enable", "systemd-networkd"], check=True)
executor.execute_run(
command=["systemctl", "restart", "systemd-networkd"], check=True)
def _setup_hostname(self, *, executor: Executor) -> None:
"""Configure hostname, installing /etc/hostname.
:param executor: Executor for target container.
"""
executor.create_file(
destination=pathlib.Path("/etc/hostname"),
content=self.hostname.encode(),
file_mode="0644",
)
def save(
*, executor: Executor, config: Dict[str, Any], config_path: pathlib.Path
) -> None:
"""Save craft image config.
:param executor: Executor for instance.
:param config: Configuration data to write.
:param config_path: Path to configuration file.
"""
executor.create_file(
destination=config_path,
content=yaml.dump(config).encode(),
file_mode="0644",
)