class Nid(resources.LNETInterface):
class Meta:
identifier = ScopedId('host_id', 'name')
# Simplified NID representation for those we detect already-configured
name = attributes.String() # This is only used to scope it.
host_id = attributes.Integer() # Need so we uniquely identify it.
lnd_network = attributes.Integer()
lnd_type = attributes.String(
default=lambda storage_dict: 'o2ib'
if storage_dict['lnd_network'] == 'o2ib' else 'tcp')
class Nid(resources.LNETInterface):
class Meta:
identifier = ScopedId("host_id", "name")
# Simplified NID representation for those we detect already-configured
name = attributes.String() # This is only used to scope it.
host_id = attributes.Integer() # Need so we uniquely identify it.
lnd_network = attributes.Integer()
lnd_type = attributes.String(
default=lambda storage_dict: "o2ib"
if storage_dict["lnd_network"] == "o2ib" else "tcp")
def test_integer_nolimits(self):
i = attributes.Integer()
i.validate(-1000)
i.validate(1024 * 1024 * 1024)
i.validate(0)
self.assertEqual(i.cast('1'), 1)
class Controller(resources.ScannableResource):
class Meta:
identifier = GlobalId("address")
alert_conditions = [
alert_conditions.ValueCondition("status",
warn_states=["FAILED"],
message="Controller failure"),
alert_conditions.UpperBoundCondition(
"temperature",
warn_bound=85,
message="High temperature warning"),
alert_conditions.LowerBoundCondition(
"temperature", warn_bound=0,
message="Low temperature warning"),
alert_conditions.ValueCondition("multi_status",
warn_states=["FAIL1"],
message="Failure 1"),
alert_conditions.ValueCondition("multi_status",
warn_states=["FAIL2"],
message="Failure 2"),
alert_conditions.ValueCondition("status",
warn_states=["FAIL1", "FAIL2"],
message="Failure 1 or 2"),
]
address = attributes.String()
status = attributes.Enum("OK", "FAILED")
multi_status = attributes.Enum("OK", "FAIL1", "FAIL2")
temperature = attributes.Integer(min_val=-274)
class Presentation(resources.Resource):
class Meta:
identifier = ScopedId('lun_id', 'host_id')
lun_id = attributes.String()
path = attributes.String()
host_id = attributes.Integer()
def test_integer_limits(self):
i = attributes.Integer(min_val=10, max_val=20)
i.validate(15)
with self.assertRaisesRegexp(ValueError, "Value 5 too low"):
i.validate(5)
with self.assertRaisesRegexp(ValueError, "Value 22 too high"):
i.validate(22)
self.assertEqual(i.cast('1'), 1)
class Partition(resources.LogicalDriveSlice):
class Meta:
identifier = GlobalId("container", "number")
number = attributes.Integer()
container = attributes.ResourceReference()
def get_label(self):
return "%s-%s" % (self.container.get_label(), self.number)
class VirtualMachine(BaseStorageResource):
"""A Linux* host provided by a plugin. This resource has a special behaviour when
created: the manager server will add this (by the ``address`` attribute) as a Lustre server and
attempt to configure the ``chroma-agent`` service on it. The ``host_id`` attribute is used internally
by the manager server and must not be assigned to by plugins."""
# NB address is used to cue the creation of a ManagedHost, once that is set up
# this address is not used.
address = attributes.String()
host_id = attributes.Integer(optional=True)
class PluginAgentResources(resources.Resource, HostsideResource):
class Meta:
identifier = GlobalId("host_id", "plugin_name")
host_id = attributes.Integer()
plugin_name = attributes.String()
def get_label(self):
host = ManagedHost._base_manager.get(pk=self.host_id)
return "%s" % host
class Resource4(StoragePool):
local_id = attributes.Integer()
raid_type = attributes.Enum("raid0", "raid1", "raid5", "raid6")
capacity = attributes.Bytes()
class Meta:
identifier = ScopedId("local_id")
def get_label(self):
return self.local_id
class Resource5(LogicalDrive):
local_id = attributes.Integer()
capacity = attributes.Bytes()
name = attributes.String()
class Meta:
identifier = ScopedId("local_id")
def get_label(self):
return self.name
class RaidPool(resources.StoragePool):
class Meta:
identifier = identifiers.ScopedId('local_id')
local_id = attributes.Integer()
raid_type = attributes.Enum('raid0', 'raid1', 'raid5', 'raid6')
capacity = attributes.Bytes()
def get_label(self):
return self.local_id
class HostNetworkInterface(resources.NetworkInterface):
"""Used for marking devices which are already in use, so that
we don't offer them for use as Lustre targets."""
class Meta:
identifier = ScopedId("host_id", "name")
name = attributes.String()
inet4_address = attributes.String()
inet4_prefix = attributes.Integer(default=0)
type = attributes.String()
up = attributes.Boolean()
class Presentation(resources.Resource):
lun_id = attributes.String()
path = attributes.String()
host_id = attributes.Integer()
class Meta:
identifier = ScopedId('lun_id', 'host_id')
relations = [
relations.Provide(provide_to=resources.DeviceNode,
attributes=['host_id', 'path']),
relations.Subscribe(subscribe_to=Lun, attributes=['lun_id'])
]
class FakePresentation(resources.PathWeight):
lun_id = attributes.String()
path = attributes.String()
host_id = attributes.Integer()
# FIXME: allow subscribers to use different name for their attributes than the provider did
class Meta:
identifier = ScopedId("path")
relations = [
relations.Provide(provide_to=resources.DeviceNode, attributes=["host_id", "path"]),
relations.Subscribe(subscribe_to=Lun, attributes=["lun_id"]),
]
class HostNetworkInterface(resources.NetworkInterface):
"""Used for marking devices which are already in use, so that
we don't offer them for use as Lustre targets."""
class Meta:
identifier = ScopedId('host_id', 'name')
name = attributes.String()
inet4_address = attributes.String()
inet4_prefix = attributes.Integer(default=0)
type = attributes.String()
up = attributes.Boolean()
rx_bytes = statistics.Counter(units="Bytes/s")
tx_bytes = statistics.Counter(units="Bytes/s")
class Lun(resources.LogicalDrive):
class Meta:
identifier = identifiers.ScopedId('local_id')
relations = [
relations.Provide(provide_to=('linux', 'ScsiDevice'),
attributes=['serial'],
ignorecase=True),
]
local_id = attributes.Integer()
name = attributes.String()
serial = attributes.String()
def get_label(self):
return self.name
class DeviceNode(BaseStorageResource):
host_id = attributes.Integer()
path = attributes.PosixPath()
logical_drive = attributes.ResourceReference(optional=True)
class Meta:
label = "Device node"
def get_label(self):
path = self.path
strip_strings = [
"/dev/", "/dev/mapper/", "/dev/disk/by-id/", "/dev/disk/by-path/"
]
strip_strings.sort(lambda a, b: cmp(len(b), len(a)))
for s in strip_strings:
if path.startswith(s):
path = path[len(s):]
return "%s:%s" % (self.host_id, path)
class Controller(resources.ScannableResource):
class Meta:
identifier = GlobalId('address')
alert_conditions = [
alert_conditions.ValueCondition('status',
warn_states = ['FAILED'], message = "Controller failure"),
alert_conditions.UpperBoundCondition('temperature',
warn_bound = 85, message = "High temperature warning"),
alert_conditions.LowerBoundCondition('temperature',
warn_bound = 0, message = "Low temperature warning"),
alert_conditions.ValueCondition('multi_status',
warn_states = ['FAIL1'], message = "Failure 1"),
alert_conditions.ValueCondition('multi_status',
warn_states = ['FAIL2'], message = "Failure 2"),
alert_conditions.ValueCondition('status',
warn_states = ['FAIL1', 'FAIL2'], message = "Failure 1 or 2"),
]
address = attributes.String()
status = attributes.Enum('OK', 'FAILED')
multi_status = attributes.Enum('OK', 'FAIL1', 'FAIL2')
temperature = attributes.Integer(min_val = -274)
class PathWeight(BaseStorageResource):
weight = attributes.Integer()
class LNETModules(BaseStorageResource):
host_id = attributes.Integer()
class Meta:
label = "LNET State"
class NetworkInterface(BaseStorageResource):
host_id = attributes.Integer()
class Meta:
label = "Network node"
class Couplet(resources.ScannableResource):
class Meta:
identifier = AutoId()
controller_id = attributes.Integer()