def system_requirements():
"""
Check if all necessary packages are installed on system
:return: None or raise exception if some tooling is missing
"""
command_exists(
"systemd-run", ["systemd-run", "--help"],
"Command systemd-run does not seems to be present on your system. "
"Do you have system with systemd?")
command_exists(
"machinectl", ["machinectl", "--no-pager", "--help"],
"Command machinectl does not seems to be present on your system. "
"Do you have system with systemd?")
def system_requirements():
"""
Check if all necessary packages are installed on system
:return: None or raise exception if some tooling is missing
"""
command_exists("systemd-nspawn",
["systemd-nspawn", "--version"],
"Command systemd-nspawn does not seems to be present on your system"
"Do you have system with systemd")
command_exists(
"machinectl",
["machinectl", "--no-pager", "--help"],
"Command machinectl does not seems to be present on your system"
"Do you have system with systemd")
if "Enforcing" in run_cmd(["getenforce"], return_output=True, ignore_status=True):
logger.error("Please disable selinux (setenforce 0), selinux blocks some nspawn operations"
"This may lead to strange behaviour")
def system_requirements():
"""
Check if all necessary packages are installed on system
:return: None or raise exception if some tooling is missing
"""
command_exists("losetup", ["losetup", "-V"],
"losetup is not present on your system")
command_exists("partprobe", ["partprobe", "-v"],
"partprobe is not present on your system")
command_exists("mount", ["mount", "-V"],
"mount is not present on your system")
def test_command_exists():
m = "msg"
command_exists("printf", ["printf", "--version"], m)
with pytest.raises(CommandDoesNotExistException) as exc:
command_exists("printof", ["printof", "--versionotron"], m)
assert exc.value.msg == m
