def _create_variable(server,
parentnodeid,
nodeid,
qname,
val,
isproperty=False):
node = ua.AddNodesItem()
node.RequestedNewNodeId = nodeid
node.BrowseName = qname
node.NodeClass = ua.NodeClass.Variable
node.ParentNodeId = parentnodeid
if isproperty:
node.ReferenceTypeId = ua.NodeId(ua.ObjectIds.HasProperty)
node.TypeDefinition = ua.NodeId(ua.ObjectIds.PropertyType)
else:
node.ReferenceTypeId = ua.NodeId(ua.ObjectIds.HasComponent)
node.TypeDefinition = ua.NodeId(ua.ObjectIds.BaseDataVariableType)
attrs = ua.VariableAttributes()
attrs.Description = ua.LocalizedText(qname.Name)
attrs.DisplayName = ua.LocalizedText(qname.Name)
attrs.DataType = _guess_uatype(val)
attrs.Value = val
attrs.ValueRank = 0
attrs.WriteMask = ua.OpenFileMode.Read
attrs.UserWriteMask = ua.OpenFileMode.Read
attrs.Historizing = 0
node.NodeAttributes = attrs
results = server.add_nodes([node])
results[0].StatusCode.check()
return nodeid
def _guess_uatype(variant):
if variant.VariantType == ua.VariantType.ExtensionObject:
if variant.Value is None:
raise Exception("Cannot guess DataType from Null ExtensionObject")
if type(variant.Value) in (list, tuple):
if len(variant.Value) == 0:
raise Exception(
"Cannot guess DataType from Null ExtensionObject")
extobj = variant.Value[0]
else:
extobj = variant.Value
objectidname = ua.ObjectIdsInv[extobj.TypeId.Identifier]
classname = objectidname.split("_")[0]
return ua.NodeId(getattr(ua.ObjectIds, classname))
else:
return ua.NodeId(getattr(ua.ObjectIds, variant.VariantType.name))
def __init__(self, server, nodeid):
self.server = server
self.nodeid = None
if isinstance(nodeid, ua.NodeId):
self.nodeid = nodeid
elif type(nodeid) in (str, bytes):
self.nodeid = ua.NodeId.from_string(nodeid)
elif isinstance(nodeid, int):
self.nodeid = ua.NodeId(nodeid, 0)
else:
raise Exception(
"argument to node must be a NodeId object or a string defining a nodeid found {} of type {}"
.format(nodeid, type(nodeid)))
def __init__(self):
self.logger = logging.getLogger(__name__)
self._socket = None
self._do_stop = False
self._security_token = ua.ChannelSecurityToken()
self._authentication_token = ua.NodeId()
self._sequence_number = 0
self._request_id = 0
self._request_handle = 0
self._callbackmap = {}
self._publishcallbacks = {}
self._thread = None
self._lock = Lock()
def __init__(self, timeout=1, security_policy=ua.SecurityPolicy()):
self.logger = logging.getLogger(__name__ + "Socket")
self._thread = None
self._lock = Lock()
self.timeout = timeout
self._socket = None
self._do_stop = False
self._security_token = ua.ChannelSecurityToken()
self.authentication_token = ua.NodeId()
self._sequence_number = 0
self._request_id = 0
self._request_handle = 0
self._callbackmap = {}
self._security_policy = security_policy
self._max_chunk_size = 65536
def _create_object(server, parentnodeid, nodeid, qname):
node = ua.AddNodesItem()
node.RequestedNewNodeId = nodeid
node.BrowseName = qname
node.NodeClass = ua.NodeClass.Object
node.ParentNodeId = parentnodeid
node.ReferenceTypeId = ua.NodeId.from_string("i=35")
node.TypeDefinition = ua.NodeId(ua.ObjectIds.BaseObjectType)
attrs = ua.ObjectAttributes()
attrs.Description = ua.LocalizedText(qname.Name)
attrs.DisplayName = ua.LocalizedText(qname.Name)
attrs.EventNotifier = 0
attrs.WriteMask = ua.OpenFileMode.Read
attrs.UserWriteMask = ua.OpenFileMode.Read
node.NodeAttributes = attrs
results = server.add_nodes([node])
results[0].StatusCode.check()
return nodeid
def create_standard_address_space_Part13(server):
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=11187")
node.BrowseName = ua.QualifiedName.from_string(
"AggregateConfigurationType")
node.NodeClass = ua.NodeClass.ObjectType
node.ParentNodeId = ua.NodeId.from_string("i=58")
node.ReferenceTypeId = ua.NodeId.from_string("i=45")
attrs = ua.ObjectTypeAttributes()
attrs.DisplayName = ua.LocalizedText("AggregateConfigurationType")
attrs.IsAbstract = false
node.NodeAttributes = attrs
server.add_nodes([node])
refs = []
ref = ua.AddReferencesItem()
ref.IsForward = true
ref.ReferenceTypeId = ua.NodeId.from_string("i=46")
ref.SourceNodeId = ua.NodeId.from_string("i=11187")
ref.TargetNodeClass = ua.NodeClass.DataType
ref.TargetNodeId = ua.NodeId.from_string("i=11188")
refs.append(ref)
ref = ua.AddReferencesItem()
ref.IsForward = true
ref.ReferenceTypeId = ua.NodeId.from_string("i=46")
ref.SourceNodeId = ua.NodeId.from_string("i=11187")
ref.TargetNodeClass = ua.NodeClass.DataType
ref.TargetNodeId = ua.NodeId.from_string("i=11189")
refs.append(ref)
ref = ua.AddReferencesItem()
ref.IsForward = true
ref.ReferenceTypeId = ua.NodeId.from_string("i=46")
ref.SourceNodeId = ua.NodeId.from_string("i=11187")
ref.TargetNodeClass = ua.NodeClass.DataType
ref.TargetNodeId = ua.NodeId.from_string("i=11190")
refs.append(ref)
ref = ua.AddReferencesItem()
ref.IsForward = true
ref.ReferenceTypeId = ua.NodeId.from_string("i=46")
ref.SourceNodeId = ua.NodeId.from_string("i=11187")
ref.TargetNodeClass = ua.NodeClass.DataType
ref.TargetNodeId = ua.NodeId.from_string("i=11191")
refs.append(ref)
server.add_references(refs)
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=11188")
node.BrowseName = ua.QualifiedName.from_string("TreatUncertainAsBad")
node.NodeClass = ua.NodeClass.Variable
node.ParentNodeId = ua.NodeId.from_string("i=11187")
node.ReferenceTypeId = ua.NodeId.from_string("i=46")
node.TypeDefinition = ua.NodeId.from_string("i=68")
attrs = ua.VariableAttributes()
attrs.DisplayName = ua.LocalizedText("TreatUncertainAsBad")
attrs.DataType = ua.NodeId(ua.ObjectIds.Boolean)
attrs.ValueRank = -1
node.NodeAttributes = attrs
server.add_nodes([node])
refs = []
ref = ua.AddReferencesItem()
ref.IsForward = true
ref.ReferenceTypeId = ua.NodeId.from_string("i=37")
ref.SourceNodeId = ua.NodeId.from_string("i=11188")
ref.TargetNodeClass = ua.NodeClass.DataType
ref.TargetNodeId = ua.NodeId.from_string("i=78")
refs.append(ref)
server.add_references(refs)
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=11189")
node.BrowseName = ua.QualifiedName.from_string("PercentDataBad")
node.NodeClass = ua.NodeClass.Variable
node.ParentNodeId = ua.NodeId.from_string("i=11187")
node.ReferenceTypeId = ua.NodeId.from_string("i=46")
node.TypeDefinition = ua.NodeId.from_string("i=68")
attrs = ua.VariableAttributes()
attrs.DisplayName = ua.LocalizedText("PercentDataBad")
attrs.DataType = ua.NodeId(ua.ObjectIds.Byte)
attrs.ValueRank = -1
node.NodeAttributes = attrs
server.add_nodes([node])
refs = []
ref = ua.AddReferencesItem()
ref.IsForward = true
ref.ReferenceTypeId = ua.NodeId.from_string("i=37")
ref.SourceNodeId = ua.NodeId.from_string("i=11189")
ref.TargetNodeClass = ua.NodeClass.DataType
ref.TargetNodeId = ua.NodeId.from_string("i=78")
refs.append(ref)
server.add_references(refs)
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=11190")
node.BrowseName = ua.QualifiedName.from_string("PercentDataGood")
node.NodeClass = ua.NodeClass.Variable
node.ParentNodeId = ua.NodeId.from_string("i=11187")
node.ReferenceTypeId = ua.NodeId.from_string("i=46")
node.TypeDefinition = ua.NodeId.from_string("i=68")
attrs = ua.VariableAttributes()
attrs.DisplayName = ua.LocalizedText("PercentDataGood")
attrs.DataType = ua.NodeId(ua.ObjectIds.Byte)
attrs.ValueRank = -1
node.NodeAttributes = attrs
server.add_nodes([node])
refs = []
ref = ua.AddReferencesItem()
ref.IsForward = true
ref.ReferenceTypeId = ua.NodeId.from_string("i=37")
ref.SourceNodeId = ua.NodeId.from_string("i=11190")
ref.TargetNodeClass = ua.NodeClass.DataType
ref.TargetNodeId = ua.NodeId.from_string("i=78")
refs.append(ref)
server.add_references(refs)
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=11191")
node.BrowseName = ua.QualifiedName.from_string("UseSlopedExtrapolation")
node.NodeClass = ua.NodeClass.Variable
node.ParentNodeId = ua.NodeId.from_string("i=11187")
node.ReferenceTypeId = ua.NodeId.from_string("i=46")
node.TypeDefinition = ua.NodeId.from_string("i=68")
attrs = ua.VariableAttributes()
attrs.DisplayName = ua.LocalizedText("UseSlopedExtrapolation")
attrs.DataType = ua.NodeId(ua.ObjectIds.Boolean)
attrs.ValueRank = -1
node.NodeAttributes = attrs
server.add_nodes([node])
refs = []
ref = ua.AddReferencesItem()
ref.IsForward = true
ref.ReferenceTypeId = ua.NodeId.from_string("i=37")
ref.SourceNodeId = ua.NodeId.from_string("i=11191")
ref.TargetNodeClass = ua.NodeClass.DataType
ref.TargetNodeId = ua.NodeId.from_string("i=78")
refs.append(ref)
server.add_references(refs)
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=2341")
node.BrowseName = ua.QualifiedName.from_string("Interpolative")
node.NodeClass = ua.NodeClass.Object
node.TypeDefinition = ua.NodeId.from_string("i=2340")
attrs = ua.ObjectAttributes()
attrs.Description = ua.LocalizedText(
"At the beginning of each interval, retrieve the calculated value from the data points on either side of the requested timestamp."
)
attrs.DisplayName = ua.LocalizedText("Interpolative")
attrs.EventNotifier = 0
node.NodeAttributes = attrs
server.add_nodes([node])
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=2342")
node.BrowseName = ua.QualifiedName.from_string("Average")
node.NodeClass = ua.NodeClass.Object
node.TypeDefinition = ua.NodeId.from_string("i=2340")
attrs = ua.ObjectAttributes()
attrs.Description = ua.LocalizedText(
"Retrieve the average value of the data over the interval.")
attrs.DisplayName = ua.LocalizedText("Average")
attrs.EventNotifier = 0
node.NodeAttributes = attrs
server.add_nodes([node])
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=2343")
node.BrowseName = ua.QualifiedName.from_string("TimeAverage")
node.NodeClass = ua.NodeClass.Object
node.TypeDefinition = ua.NodeId.from_string("i=2340")
attrs = ua.ObjectAttributes()
attrs.Description = ua.LocalizedText(
"Retrieve the time weighted average data over the interval using Interpolated Bounding Values."
)
attrs.DisplayName = ua.LocalizedText("TimeAverage")
attrs.EventNotifier = 0
node.NodeAttributes = attrs
server.add_nodes([node])
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=11285")
node.BrowseName = ua.QualifiedName.from_string("TimeAverage2")
node.NodeClass = ua.NodeClass.Object
node.TypeDefinition = ua.NodeId.from_string("i=2340")
attrs = ua.ObjectAttributes()
attrs.Description = ua.LocalizedText(
"Retrieve the time weighted average data over the interval using Simple Bounding Values."
)
attrs.DisplayName = ua.LocalizedText("TimeAverage2")
attrs.EventNotifier = 0
node.NodeAttributes = attrs
server.add_nodes([node])
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=2344")
node.BrowseName = ua.QualifiedName.from_string("Total")
node.NodeClass = ua.NodeClass.Object
node.TypeDefinition = ua.NodeId.from_string("i=2340")
attrs = ua.ObjectAttributes()
attrs.Description = ua.LocalizedText(
"Retrieve the total (time integral) of the data over the interval using Interpolated Bounding Values."
)
attrs.DisplayName = ua.LocalizedText("Total")
attrs.EventNotifier = 0
node.NodeAttributes = attrs
server.add_nodes([node])
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=11304")
node.BrowseName = ua.QualifiedName.from_string("Total2")
node.NodeClass = ua.NodeClass.Object
node.TypeDefinition = ua.NodeId.from_string("i=2340")
attrs = ua.ObjectAttributes()
attrs.Description = ua.LocalizedText(
"Retrieve the total (time integral) of the data over the interval using Simple Bounding Values."
)
attrs.DisplayName = ua.LocalizedText("Total2")
attrs.EventNotifier = 0
node.NodeAttributes = attrs
server.add_nodes([node])
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=2346")
node.BrowseName = ua.QualifiedName.from_string("Minimum")
node.NodeClass = ua.NodeClass.Object
node.TypeDefinition = ua.NodeId.from_string("i=2340")
attrs = ua.ObjectAttributes()
attrs.Description = ua.LocalizedText(
"Retrieve the minimum raw value in the interval with the timestamp of the start of the interval."
)
attrs.DisplayName = ua.LocalizedText("Minimum")
attrs.EventNotifier = 0
node.NodeAttributes = attrs
server.add_nodes([node])
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=2347")
node.BrowseName = ua.QualifiedName.from_string("Maximum")
node.NodeClass = ua.NodeClass.Object
node.TypeDefinition = ua.NodeId.from_string("i=2340")
attrs = ua.ObjectAttributes()
attrs.Description = ua.LocalizedText(
"Retrieve the maximum raw value in the interval with the timestamp of the start of the interval."
)
attrs.DisplayName = ua.LocalizedText("Maximum")
attrs.EventNotifier = 0
node.NodeAttributes = attrs
server.add_nodes([node])
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=2348")
node.BrowseName = ua.QualifiedName.from_string("MinimumActualTime")
node.NodeClass = ua.NodeClass.Object
node.TypeDefinition = ua.NodeId.from_string("i=2340")
attrs = ua.ObjectAttributes()
attrs.Description = ua.LocalizedText(
"Retrieve the minimum value in the interval and the Timestamp of the minimum value."
)
attrs.DisplayName = ua.LocalizedText("MinimumActualTime")
attrs.EventNotifier = 0
node.NodeAttributes = attrs
server.add_nodes([node])
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=2349")
node.BrowseName = ua.QualifiedName.from_string("MaximumActualTime")
node.NodeClass = ua.NodeClass.Object
node.TypeDefinition = ua.NodeId.from_string("i=2340")
attrs = ua.ObjectAttributes()
attrs.Description = ua.LocalizedText(
"Retrieve the maximum value in the interval and the Timestamp of the maximum value."
)
attrs.DisplayName = ua.LocalizedText("MaximumActualTime")
attrs.EventNotifier = 0
node.NodeAttributes = attrs
server.add_nodes([node])
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=2350")
node.BrowseName = ua.QualifiedName.from_string("Range")
node.NodeClass = ua.NodeClass.Object
node.TypeDefinition = ua.NodeId.from_string("i=2340")
attrs = ua.ObjectAttributes()
attrs.Description = ua.LocalizedText(
"Retrieve the difference between the minimum and maximum Value over the interval."
)
attrs.DisplayName = ua.LocalizedText("Range")
attrs.EventNotifier = 0
node.NodeAttributes = attrs
server.add_nodes([node])
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=11286")
node.BrowseName = ua.QualifiedName.from_string("Minimum2")
node.NodeClass = ua.NodeClass.Object
node.TypeDefinition = ua.NodeId.from_string("i=2340")
attrs = ua.ObjectAttributes()
attrs.Description = ua.LocalizedText(
"Retrieve the minimum value in the interval including the Simple Bounding Values."
)
attrs.DisplayName = ua.LocalizedText("Minimum2")
attrs.EventNotifier = 0
node.NodeAttributes = attrs
server.add_nodes([node])
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=11287")
node.BrowseName = ua.QualifiedName.from_string("Maximum2")
node.NodeClass = ua.NodeClass.Object
node.TypeDefinition = ua.NodeId.from_string("i=2340")
attrs = ua.ObjectAttributes()
attrs.Description = ua.LocalizedText(
"Retrieve the maximum value in the interval including the Simple Bounding Values."
)
attrs.DisplayName = ua.LocalizedText("Maximum2")
attrs.EventNotifier = 0
node.NodeAttributes = attrs
server.add_nodes([node])
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=11305")
node.BrowseName = ua.QualifiedName.from_string("MinimumActualTime2")
node.NodeClass = ua.NodeClass.Object
node.TypeDefinition = ua.NodeId.from_string("i=2340")
attrs = ua.ObjectAttributes()
attrs.Description = ua.LocalizedText(
"Retrieve the minimum value with the actual timestamp including the Simple Bounding Values."
)
attrs.DisplayName = ua.LocalizedText("MinimumActualTime2")
attrs.EventNotifier = 0
node.NodeAttributes = attrs
server.add_nodes([node])
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=11306")
node.BrowseName = ua.QualifiedName.from_string("MaximumActualTime2")
node.NodeClass = ua.NodeClass.Object
node.TypeDefinition = ua.NodeId.from_string("i=2340")
attrs = ua.ObjectAttributes()
attrs.Description = ua.LocalizedText(
"Retrieve the maximum value with the actual timestamp including the Simple Bounding Values."
)
attrs.DisplayName = ua.LocalizedText("MaximumActualTime2")
attrs.EventNotifier = 0
node.NodeAttributes = attrs
server.add_nodes([node])
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=11288")
node.BrowseName = ua.QualifiedName.from_string("Range2")
node.NodeClass = ua.NodeClass.Object
node.TypeDefinition = ua.NodeId.from_string("i=2340")
attrs = ua.ObjectAttributes()
attrs.Description = ua.LocalizedText(
"Retrieve the difference between the Minimum2 and Maximum2 value over the interval."
)
attrs.DisplayName = ua.LocalizedText("Range2")
attrs.EventNotifier = 0
node.NodeAttributes = attrs
server.add_nodes([node])
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=2351")
node.BrowseName = ua.QualifiedName.from_string("AnnotationCount")
node.NodeClass = ua.NodeClass.Object
node.TypeDefinition = ua.NodeId.from_string("i=2340")
attrs = ua.ObjectAttributes()
attrs.Description = ua.LocalizedText(
"Retrieve the number of Annotations in the interval.")
attrs.DisplayName = ua.LocalizedText("AnnotationCount")
attrs.EventNotifier = 0
node.NodeAttributes = attrs
server.add_nodes([node])
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=2352")
node.BrowseName = ua.QualifiedName.from_string("Count")
node.NodeClass = ua.NodeClass.Object
node.TypeDefinition = ua.NodeId.from_string("i=2340")
attrs = ua.ObjectAttributes()
attrs.Description = ua.LocalizedText(
"Retrieve the number of raw values over the interval.")
attrs.DisplayName = ua.LocalizedText("Count")
attrs.EventNotifier = 0
node.NodeAttributes = attrs
server.add_nodes([node])
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=11307")
node.BrowseName = ua.QualifiedName.from_string("DurationInStateZero")
node.NodeClass = ua.NodeClass.Object
node.TypeDefinition = ua.NodeId.from_string("i=2340")
attrs = ua.ObjectAttributes()
attrs.Description = ua.LocalizedText(
"Retrieve the time a Boolean or numeric was in a zero state using Simple Bounding Values."
)
attrs.DisplayName = ua.LocalizedText("DurationInStateZero")
attrs.EventNotifier = 0
node.NodeAttributes = attrs
server.add_nodes([node])
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=11308")
node.BrowseName = ua.QualifiedName.from_string("DurationInStateNonZero")
node.NodeClass = ua.NodeClass.Object
node.TypeDefinition = ua.NodeId.from_string("i=2340")
attrs = ua.ObjectAttributes()
attrs.Description = ua.LocalizedText(
"Retrieve the time a Boolean or numeric was in a non-zero state using Simple Bounding Values."
)
attrs.DisplayName = ua.LocalizedText("DurationInStateNonZero")
attrs.EventNotifier = 0
node.NodeAttributes = attrs
server.add_nodes([node])
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=2355")
node.BrowseName = ua.QualifiedName.from_string("NumberOfTransitions")
node.NodeClass = ua.NodeClass.Object
node.TypeDefinition = ua.NodeId.from_string("i=2340")
attrs = ua.ObjectAttributes()
attrs.Description = ua.LocalizedText(
"Retrieve the number of changes between zero and non-zero that a Boolean or Numeric value experienced in the interval."
)
attrs.DisplayName = ua.LocalizedText("NumberOfTransitions")
attrs.EventNotifier = 0
node.NodeAttributes = attrs
server.add_nodes([node])
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=2357")
node.BrowseName = ua.QualifiedName.from_string("Start")
node.NodeClass = ua.NodeClass.Object
node.TypeDefinition = ua.NodeId.from_string("i=2340")
attrs = ua.ObjectAttributes()
attrs.Description = ua.LocalizedText(
"Retrieve the value at the beginning of the interval using Interpolated Bounding Values."
)
attrs.DisplayName = ua.LocalizedText("Start")
attrs.EventNotifier = 0
node.NodeAttributes = attrs
server.add_nodes([node])
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=2358")
node.BrowseName = ua.QualifiedName.from_string("End")
node.NodeClass = ua.NodeClass.Object
node.TypeDefinition = ua.NodeId.from_string("i=2340")
attrs = ua.ObjectAttributes()
attrs.Description = ua.LocalizedText(
"Retrieve the value at the end of the interval using Interpolated Bounding Values."
)
attrs.DisplayName = ua.LocalizedText("End")
attrs.EventNotifier = 0
node.NodeAttributes = attrs
server.add_nodes([node])
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=2359")
node.BrowseName = ua.QualifiedName.from_string("Delta")
node.NodeClass = ua.NodeClass.Object
node.TypeDefinition = ua.NodeId.from_string("i=2340")
attrs = ua.ObjectAttributes()
attrs.Description = ua.LocalizedText(
"Retrieve the difference between the Start and End value in the interval."
)
attrs.DisplayName = ua.LocalizedText("Delta")
attrs.EventNotifier = 0
node.NodeAttributes = attrs
server.add_nodes([node])
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=11505")
node.BrowseName = ua.QualifiedName.from_string("StartBound")
node.NodeClass = ua.NodeClass.Object
node.TypeDefinition = ua.NodeId.from_string("i=2340")
attrs = ua.ObjectAttributes()
attrs.Description = ua.LocalizedText(
"Retrieve the value at the beginning of the interval using Simple Bounding Values."
)
attrs.DisplayName = ua.LocalizedText("StartBound")
attrs.EventNotifier = 0
node.NodeAttributes = attrs
server.add_nodes([node])
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=11506")
node.BrowseName = ua.QualifiedName.from_string("EndBound")
node.NodeClass = ua.NodeClass.Object
node.TypeDefinition = ua.NodeId.from_string("i=2340")
attrs = ua.ObjectAttributes()
attrs.Description = ua.LocalizedText(
"Retrieve the value at the end of the interval using Simple Bounding Values."
)
attrs.DisplayName = ua.LocalizedText("EndBound")
attrs.EventNotifier = 0
node.NodeAttributes = attrs
server.add_nodes([node])
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=11507")
node.BrowseName = ua.QualifiedName.from_string("DeltaBounds")
node.NodeClass = ua.NodeClass.Object
node.TypeDefinition = ua.NodeId.from_string("i=2340")
attrs = ua.ObjectAttributes()
attrs.Description = ua.LocalizedText(
"Retrieve the difference between the StartBound and EndBound value in the interval."
)
attrs.DisplayName = ua.LocalizedText("DeltaBounds")
attrs.EventNotifier = 0
node.NodeAttributes = attrs
server.add_nodes([node])
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=2360")
node.BrowseName = ua.QualifiedName.from_string("DurationGood")
node.NodeClass = ua.NodeClass.Object
node.TypeDefinition = ua.NodeId.from_string("i=2340")
attrs = ua.ObjectAttributes()
attrs.Description = ua.LocalizedText(
"Retrieve the total duration of time in the interval during which the data is good."
)
attrs.DisplayName = ua.LocalizedText("DurationGood")
attrs.EventNotifier = 0
node.NodeAttributes = attrs
server.add_nodes([node])
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=2361")
node.BrowseName = ua.QualifiedName.from_string("DurationBad")
node.NodeClass = ua.NodeClass.Object
node.TypeDefinition = ua.NodeId.from_string("i=2340")
attrs = ua.ObjectAttributes()
attrs.Description = ua.LocalizedText(
"Retrieve the total duration of time in the interval during which the data is bad."
)
attrs.DisplayName = ua.LocalizedText("DurationBad")
attrs.EventNotifier = 0
node.NodeAttributes = attrs
server.add_nodes([node])
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=2362")
node.BrowseName = ua.QualifiedName.from_string("PercentGood")
node.NodeClass = ua.NodeClass.Object
node.TypeDefinition = ua.NodeId.from_string("i=2340")
attrs = ua.ObjectAttributes()
attrs.Description = ua.LocalizedText(
"Retrieve the percent of data (0 to 100) in the interval which has a good StatusCode."
)
attrs.DisplayName = ua.LocalizedText("PercentGood")
attrs.EventNotifier = 0
node.NodeAttributes = attrs
server.add_nodes([node])
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=2363")
node.BrowseName = ua.QualifiedName.from_string("PercentBad")
node.NodeClass = ua.NodeClass.Object
node.TypeDefinition = ua.NodeId.from_string("i=2340")
attrs = ua.ObjectAttributes()
attrs.Description = ua.LocalizedText(
"Retrieve the percent of data (0 to 100) in the interval which has a bad StatusCode."
)
attrs.DisplayName = ua.LocalizedText("PercentBad")
attrs.EventNotifier = 0
node.NodeAttributes = attrs
server.add_nodes([node])
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=2364")
node.BrowseName = ua.QualifiedName.from_string("WorstQuality")
node.NodeClass = ua.NodeClass.Object
node.TypeDefinition = ua.NodeId.from_string("i=2340")
attrs = ua.ObjectAttributes()
attrs.Description = ua.LocalizedText(
"Retrieve the worst StatusCode of data in the interval.")
attrs.DisplayName = ua.LocalizedText("WorstQuality")
attrs.EventNotifier = 0
node.NodeAttributes = attrs
server.add_nodes([node])
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=11292")
node.BrowseName = ua.QualifiedName.from_string("WorstQuality2")
node.NodeClass = ua.NodeClass.Object
node.TypeDefinition = ua.NodeId.from_string("i=2340")
attrs = ua.ObjectAttributes()
attrs.Description = ua.LocalizedText(
"Retrieve the worst StatusCode of data in the interval including the Simple Bounding Values."
)
attrs.DisplayName = ua.LocalizedText("WorstQuality2")
attrs.EventNotifier = 0
node.NodeAttributes = attrs
server.add_nodes([node])
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=11426")
node.BrowseName = ua.QualifiedName.from_string("StandardDeviationSample")
node.NodeClass = ua.NodeClass.Object
node.TypeDefinition = ua.NodeId.from_string("i=2340")
attrs = ua.ObjectAttributes()
attrs.Description = ua.LocalizedText(
"Retrieve the standard deviation for the interval for a sample of the population (n-1)."
)
attrs.DisplayName = ua.LocalizedText("StandardDeviationSample")
attrs.EventNotifier = 0
node.NodeAttributes = attrs
server.add_nodes([node])
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=11427")
node.BrowseName = ua.QualifiedName.from_string(
"StandardDeviationPopulation")
node.NodeClass = ua.NodeClass.Object
node.TypeDefinition = ua.NodeId.from_string("i=2340")
attrs = ua.ObjectAttributes()
attrs.Description = ua.LocalizedText(
"Retrieve the standard deviation for the interval for a complete population (n) which includes Simple Bounding Values."
)
attrs.DisplayName = ua.LocalizedText("StandardDeviationPopulation")
attrs.EventNotifier = 0
node.NodeAttributes = attrs
server.add_nodes([node])
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=11428")
node.BrowseName = ua.QualifiedName.from_string("VarianceSample")
node.NodeClass = ua.NodeClass.Object
node.TypeDefinition = ua.NodeId.from_string("i=2340")
attrs = ua.ObjectAttributes()
attrs.Description = ua.LocalizedText(
"Retrieve the variance for the interval as calculated by the StandardDeviationSample."
)
attrs.DisplayName = ua.LocalizedText("VarianceSample")
attrs.EventNotifier = 0
node.NodeAttributes = attrs
server.add_nodes([node])
node = ua.AddNodesItem()
node.RequestedNewNodeId = ua.NodeId.from_string("i=11429")
node.BrowseName = ua.QualifiedName.from_string("VariancePopulation")
node.NodeClass = ua.NodeClass.Object
node.TypeDefinition = ua.NodeId.from_string("i=2340")
attrs = ua.ObjectAttributes()
attrs.Description = ua.LocalizedText(
"Retrieve the variance for the interval as calculated by the StandardDeviationPopulation which includes Simple Bounding Values."
)
attrs.DisplayName = ua.LocalizedText("VariancePopulation")
attrs.EventNotifier = 0
node.NodeAttributes = attrs
server.add_nodes([node])
def generate_nodeid(idx):
global __nodeid_counter
__nodeid_counter += 1
return ua.NodeId(__nodeid_counter, idx)
try:
client.connect()
root = client.get_root_node()
print("Root is", root)
print("childs of root are: ", root.get_children())
print("name of root is", root.get_browse_name())
objects = client.get_objects_node()
print("childs og objects are: ", objects.get_children())
myfloat = client.get_node("ns=4;s=Float")
mydouble = client.get_node("ns=4;s=Double")
myint64 = client.get_node("ns=4;s=Int64")
myuint64 = client.get_node("ns=4;s=UInt64")
myint32 = client.get_node("ns=4;s=Int32")
myuint32 = client.get_node("ns=4;s=UInt32")
var = client.get_node(ua.NodeId("Random1", 5))
print("var is: ", var)
print("value of var is: ", var.get_value())
var.set_value(ua.Variant([23], ua.VariantType.Double))
print("setting float value")
myfloat.set_value(ua.Variant(1.234, ua.VariantType.Float))
print("reading float value: ", myfloat.get_value())
handler = SubHandler()
sub = client.create_subscription(500, handler)
handle = sub.subscribe_data_change(var)
device = objects.get_child(["2:MyObjects", "2:MyDevice"])
method = device.get_child("2:MyMethod")
result = device.call_method(method, ua.Variant("sin"),
ua.Variant(180, ua.VariantType.Double))
def get_namespace_array(self):
ns_node = self.get_node(ua.NodeId(ua.ObjectIds.Server_NamespaceArray))
return ns_node.get_value()