def test_single_unit():
unit = "test-sleep-{}.service".format(uuid.uuid4())
properties = ("Names", "LoadState", "ActiveState")
systemd.run(["sleep", "5"], unit=unit)
try:
r = systemctl.show(unit, properties=properties)
assert r == [{
"ActiveState": "active",
"LoadState": "loaded",
"Names": unit,
}]
r = systemctl.show(unit)
assert len(r) == 1
assert r[0]["ActiveState"] == "active"
assert r[0]["LoadState"] == "loaded"
assert r[0]["Names"] == unit
finally:
systemctl.stop(unit)
r = systemctl.show(unit, properties=properties)
assert r == [{
"ActiveState": "inactive",
"LoadState": "not-found",
"Names": unit,
}]
def test_single_unit():
unit = "test-sleep-{}.service".format(uuid.uuid4())
properties = ("Names", "LoadState", "ActiveState")
systemd.run(["sleep", "5"], unit=unit)
try:
r = systemctl.show(unit, properties=properties)
assert r == [{
"ActiveState": "active",
"LoadState": "loaded",
"Names": unit,
}]
r = systemctl.show(unit)
assert len(r) == 1
assert r[0]["ActiveState"] == "active"
assert r[0]["LoadState"] == "loaded"
assert r[0]["Names"] == unit
finally:
systemctl.stop(unit)
r = systemctl.show(unit, properties=properties)
assert r == [{
"ActiveState": "inactive",
"LoadState": "not-found",
"Names": unit,
}]
def test_show_pattern_not_found():
pattern = "test-*-{}.service".format(uuid.uuid4())
properties = ("Names", "LoadState", "ActiveState")
r = systemctl.show(pattern, properties=properties)
assert r == []
r = systemctl.show(pattern)
assert r == []
def test_show_pattern_not_found():
pattern = "test-*-{}.service".format(uuid.uuid4())
properties = ("Names", "LoadState", "ActiveState")
r = systemctl.show(pattern, properties=properties)
assert r == []
r = systemctl.show(pattern)
assert r == []
def test_show_unit_not_found():
unit = "test-sleep-{}.service".format(uuid.uuid4())
properties = ("Names", "LoadState", "ActiveState")
r = systemctl.show(unit, properties=properties)
assert r == [{
"ActiveState": "inactive",
"LoadState": "not-found",
"Names": unit,
}]
r = systemctl.show(unit)
assert len(r) == 1
assert r[0]["ActiveState"] == "inactive"
assert r[0]["LoadState"] == "not-found"
assert r[0]["Names"] == unit
def test_show_unit_not_found():
unit = "test-sleep-{}.service".format(uuid.uuid4())
properties = ("Names", "LoadState", "ActiveState")
r = systemctl.show(unit, properties=properties)
assert r == [{
"ActiveState": "inactive",
"LoadState": "not-found",
"Names": unit,
}]
r = systemctl.show(unit)
assert len(r) == 1
assert r[0]["ActiveState"] == "inactive"
assert r[0]["LoadState"] == "not-found"
assert r[0]["Names"] == unit
def _lvmetad_configured():
"""
Return True if both lvmetad service and socket are masked and disabled,
otherwise return False.
TODO: remove this function once we don't support Fedora 30. On Fedora 31
and RHEL8 lvmetad is not supported anymore.
"""
pattern = "lvm2-lvmetad*"
properties = ("Names", "LoadState", "ActiveState")
units = systemctl.show(pattern, properties=properties)
if not units:
# There's no lvmetad and thus nothing to configure
return True
not_configured = []
for unit in units:
# ActiveState may be "inactive" or "failed", both are good.
if unit["LoadState"] != "masked" or unit["ActiveState"] == "active":
not_configured.append(unit)
if not_configured:
_log("Units need configuration: %s", not_configured)
return False
return True
def test_multiple_units():
unit1 = "test-sleep-{}.service".format(uuid.uuid4())
unit2 = "test-sleep-{}.service".format(uuid.uuid4())
pattern = "test-sleep-*.service"
properties = ("Names", "LoadState", "ActiveState")
systemd.run(["sleep", "5"], unit=unit1)
try:
r = systemctl.show(pattern, properties=properties)
assert r == [
{
"ActiveState": "active",
"LoadState": "loaded",
"Names": unit1,
},
]
systemd.run(["sleep", "5"], unit=unit2)
r = systemctl.show(pattern, properties=properties)
assert r == [
{
"ActiveState": "active",
"LoadState": "loaded",
"Names": unit1,
},
{
"ActiveState": "active",
"LoadState": "loaded",
"Names": unit2,
},
]
r = systemctl.show(pattern)
assert len(r) == 2
assert r[0]["LoadState"] == "loaded"
assert r[0]["Names"] == unit1
assert r[1]["LoadState"] == "loaded"
assert r[1]["Names"] == unit2
finally:
systemctl.stop(pattern)
r = systemctl.show(pattern, properties=properties)
assert r == []
def test_multiple_units():
unit1 = "test-sleep-{}.service".format(uuid.uuid4())
unit2 = "test-sleep-{}.service".format(uuid.uuid4())
pattern = "test-sleep-*.service"
properties = ("Names", "LoadState", "ActiveState")
systemd.run(["sleep", "5"], unit=unit1)
try:
r = systemctl.show(pattern, properties=properties)
assert r == [
{
"ActiveState": "active",
"LoadState": "loaded",
"Names": unit1,
},
]
systemd.run(["sleep", "5"], unit=unit2)
r = systemctl.show(pattern, properties=properties)
assert r == [
{
"ActiveState": "active",
"LoadState": "loaded",
"Names": unit1,
},
{
"ActiveState": "active",
"LoadState": "loaded",
"Names": unit2,
},
]
r = systemctl.show(pattern)
assert len(r) == 2
assert r[0]["LoadState"] == "loaded"
assert r[0]["Names"] == unit1
assert r[1]["LoadState"] == "loaded"
assert r[1]["Names"] == unit2
finally:
systemctl.stop(pattern)
r = systemctl.show(pattern, properties=properties)
assert r == []
def stop_server(server_id):
service = _service_name(server_id)
# systemctl.stop() does not have a way to detect that a server was not
# running, so we need to check the service state before we stop it. This
# is racy, but should be fine since service names are random and we start
# them only once.
info = systemctl.show(service, properties=("LoadState", ))
if info and info[0]["LoadState"] == "not-found":
log.info("Transient service %s is not running", service)
return
log.info("Stopping transient service %s", service)
systemctl.stop(service)
def stop_server(server_id):
service = _service_name(server_id)
# systemctl.stop() does not have a way to detect that a server was not
# running, so we need to check the service state before we stop it. This
# is racy, but should be fine since service names are random and we start
# them only once.
info = systemctl.show(service, properties=("LoadState",))
if info and info[0]["LoadState"] == "not-found":
log.info("Transient service %s is not running", service)
return
log.info("Stopping transient service %s", service)
systemctl.stop(service)
def _find_libvirt_socket_units():
return systemctl.show("libvirtd*.socket", (
"Names",
"LoadState",
))
def _unit_enabled(unit_name):
props = systemctl.show(unit_name, ("UnitFileState", ))
return props[0]["UnitFileState"] == "enabled"
def _unit_requirements(unit_name):
return systemctl.show(unit_name, ("Requires", ))[0]["Requires"]