Skip 2D+ Waveforms in EPICS CA Transport

Author: GDYendell

src/fastcs/transports/epics/ca/ioc.py

@@ -8,6 +8,7 @@
 
 from fastcs.attributes import AttrR, AttrRW, AttrW
 from fastcs.datatypes import DataType, DType_T
+from fastcs.datatypes.waveform import Waveform
 from fastcs.logging import bind_logger
 from fastcs.methods import Command
 from fastcs.tracer import Tracer
@@ -131,8 +132,17 @@ def _create_and_link_attribute_pvs(
         pv_prefix = controller_pv_prefix(root_pv_prefix, controller_api)
 
         for attr_name, attribute in controller_api.attributes.items():
-            pv_name = snake_to_pascal(attr_name)
+            if (
+                isinstance(attribute.datatype, Waveform)
+                and len(attribute.datatype.shape) > 1
+            ):
+                logger.warning(
+                    "Only 1D Waveform attributes are supported in EPICS CA transport",
+                    attribute=attribute,
+                )
+                continue
 
+            pv_name = snake_to_pascal(attr_name)
             full_pv_name_length = len(f"{pv_prefix}:{pv_name}")
             if full_pv_name_length > EPICS_MAX_NAME_LENGTH:
                 attribute.enabled = False