#18#30#40 improve dnp3demo

examples/stack_config_examples.py

@@ -0,0 +1,126 @@
+import logging
+import random
+import sys
+
+from pydnp3 import opendnp3
+
+from dnp3_python.dnp3station.master import MyMaster
+from dnp3_python.dnp3station.outstation import MyOutStation
+
+import datetime
+from time import sleep
+
+stdout_stream = logging.StreamHandler(sys.stdout)
+stdout_stream.setFormatter(logging.Formatter('%(asctime)s\t%(name)s\t%(levelname)s\t%(message)s'))
+
+_log = logging.getLogger(__name__)
+# _log = logging.getLogger("data_retrieval_demo")
+_log.addHandler(stdout_stream)
+_log.setLevel(logging.DEBUG)
+
+
+def main():
+
+    # db-sizes configuration examples, more on "opendnp3.DatabaseSizes"
+    # example 1: use AllType
+    db_sizes = opendnp3.DatabaseSizes.AllTypes(count=10)
+    print(f"========== db_sizes.numDoubleBinary {db_sizes.numDoubleBinary}")
+
+    db_sizes = opendnp3.DatabaseSizes(numBinary=15,
+                                      numBinaryOutputStatus=15,
+                                      numAnalog=15,
+                                      numAnalogOutputStatus=10,
+                                      numDoubleBinary=0,
+                                      numCounter=0,
+                                      numFrozenCounter=0,
+                                      numTimeAndInterval=0)
+    print(f"========== db_sizes.numDoubleBinary {db_sizes.numDoubleBinary}")
+
+    # Tips: use __dir__() to inspect available attributes
+    print(f"========== db_sizes.__dir__() {db_sizes.__dir__()}")
+
+    # Event buffer config example, more on opendnp3.EventBufferConfig, opendnp3.EventType
+    # example 1: use AllType
+    event_buffer_config = opendnp3.EventBufferConfig().AllTypes(15)
+    print(f"========= event_buffer_config.TotalEvents {event_buffer_config.TotalEvents()}")
+    print(f"========= event_buffer_config.GetMaxEventsForType(opendnp3.EventType.Binary) "
+          f"{event_buffer_config.GetMaxEventsForType(opendnp3.EventType.Binary)}")
+    # example 2: specify individual event type
+    event_buffer_config = opendnp3.EventBufferConfig(maxBinaryEvents=5, maxAnalogEvents=5,
+                                                     maxBinaryOutputStatusEvents=5, maxAnalogOutputStatusEvents=5,
+                                                     maxCounterEvents=0, maxFrozenCounterEvents=0,
+                                                     maxDoubleBinaryEvents=0, maxSecurityStatisticEvents=0)
+    print(f"========= event_buffer_config.TotalEvents {event_buffer_config.TotalEvents()}")
+    print(f"========= event_buffer_config.GetMaxEventsForType(opendnp3.EventType.Binary) "
+          f"{event_buffer_config.GetMaxEventsForType(opendnp3.EventType.Binary)}")
+
+    ####################
+    # init an outstation using default configuration, e.g., port=20000. Then start.
+    outstation_application = MyOutStation(db_sizes=db_sizes, event_buffer_config=event_buffer_config)
+    outstation_application.start()
+    _log.debug('Initialization complete. OutStation in command loop.')
+
+    # init a master using default configuration, e.g., port=20000. Then start.
+    master_application = MyMaster()
+    master_application.start()
+    _log.debug('Initialization complete. Master Station in command loop.')
+
+    def poll_demo():
+        count = 0
+        while count < 10:
+            sleep(2)  # Note: hard-coded, master station query every 1 sec.
+
+            count += 1
+            print(datetime.datetime.now(), "============count ", count, )
+
+            # plan: there are 3 AnalogInput Points,
+            # outstation will randomly pick from
+            # index 0: [4.0, 7.0, 2.0]
+            # index 1: [14.0, 17.0, 12.0]
+            # index 1: [24.0, 27.0, 22.0]
+
+            # outstation update point value (slower than master station query)
+            if count % 2 == 1:
+                point_values_0 = [4.8, 7.8, 2.8]
+                point_values_1 = [14.1, 17.1, 12.1]
+                point_values_2 = [24.2, 27.2, 22.2]
+                point_values_0 = [val + random.random() for val in point_values_0]
+                point_values_1 = [val + random.random() for val in point_values_1]
+                point_values_2 = [val + random.random() for val in point_values_2]
+                for i, pts in enumerate([point_values_0, point_values_1, point_values_2]):
+                    p_val = random.choice(pts)
+                    print(f"====== Outstation update index {i} with {p_val}")
+                    outstation_application.apply_update(opendnp3.Analog(value=float(p_val)), i)
+
+            if count % 2 == 1:
+                point_values_0 = [True, False]
+                point_values_1 = [True, False]
+                point_values_2 = [True, False]
+                for i, pts in enumerate([point_values_0, point_values_1, point_values_2]):
+                    p_val = random.choice(pts)
+                    print(f"====== Outstation update index {i} with {p_val}")
+                    outstation_application.apply_update(opendnp3.Binary(True), i)
+
+            # master station retrieve outstation point values
+
+            result = master_application.get_db_by_group_variation(group=30, variation=6)
+            print(f"===important log: case6 get_db_by_group_variation(group=30, variation=6) ==== {count}", "\n",
+                  datetime.datetime.now(),
+                  result)
+            result = master_application.get_db_by_group_variation(group=1, variation=2)
+            print(f"===important log: case6b get_db_by_group_variation(group=1, variation=2) ==== {count}", "\n",
+                  datetime.datetime.now(),
+                  result)
+            result = master_application.get_db_by_group_variation(group=30, variation=1)
+            print(f"===important log: case6c get_db_by_group_variation(group=30, variation=1) ==== {count}", "\n",
+                  datetime.datetime.now(),
+                  result)
+
+    poll_demo()
+    _log.debug('Exiting.')
+    master_application.shutdown()
+    outstation_application.shutdown()
+
+
+if __name__ == '__main__':
+    main()

setup.py

@@ -47,10 +47,9 @@
 from distutils.version import LooseVersion
 
 from setuptools import find_packages, find_namespace_packages
-__version__ = '0.2.3b3'
-
 from pathlib import Path
 
+__version__ = '0.3.0b1'
 
 
 class CMakeExtension(Extension):

src/dnp3_python/dnp3station/master_new.py → src/dnp3_python/dnp3station/master.py

@@ -34,7 +34,7 @@
     int, DbPointVal]]  # e.g., {GroupVariation.Group30Var6: {0: 4.8, 1: 14.1, 2: 27.2, 3: 0.0, 4: 0.0}
 
 
-class MyMasterNew:
+class MyMaster:
     """
 
         DNP3 spec section 5.1.6.1:

src/dnp3_python/dnp3station/outstation_new.py → src/dnp3_python/dnp3station/outstation.py

@@ -32,7 +32,7 @@
 PointValueType = Union[opendnp3.Analog, opendnp3.Binary, opendnp3.AnalogOutputStatus, opendnp3.BinaryOutputStatus]
 
 
-class MyOutStationNew(opendnp3.IOutstationApplication):
+class MyOutStation(opendnp3.IOutstationApplication):
     """
             Interface for all outstation callback info except for control requests.
 
@@ -62,7 +62,7 @@ class MyOutStationNew(opendnp3.IOutstationApplication):
     # db_handler = None
     outstation_application = None
     # outstation_pool = {}  # a pool of outstations
-    outstation_application_pool: Dict[str, MyOutStationNew] = {}  # a pool of outstation applications
+    outstation_application_pool: Dict[str, MyOutStation] = {}  # a pool of outstation applications
 
     def __init__(self,
                  outstation_ip: str = "0.0.0.0",
@@ -73,6 +73,9 @@ def __init__(self,
 
                  channel_log_level=opendnp3.levels.NORMAL,
                  outstation_log_level=opendnp3.levels.NORMAL,
+
+                 db_sizes: opendnp3.DatabaseSizes = None,
+                 event_buffer_config: opendnp3.EventBufferConfig = None
                  ):
         super().__init__()
 
@@ -91,15 +94,25 @@ def __init__(self,
         self.master_id: int = master_id
         self.outstation_id: int = outstation_id
 
+        # Set to default
+        if db_sizes is None:
+            db_sizes = opendnp3.DatabaseSizes.AllTypes(count=5)
+        if event_buffer_config is None:
+            event_buffer_config = opendnp3.EventBufferConfig().AllTypes(sizes=10)
+        self.db_sizes = db_sizes
+        self.event_buffer_config = event_buffer_config
+
         _log.debug('Configuring the DNP3 stack.')
         _log.debug('Configuring the outstation database.')
-        self.stack_config = self.configure_stack()  # TODO: refactor it to outside of the class
+        self.stack_config = self.configure_stack(db_sizes=db_sizes,
+                                                 event_buffer_config=event_buffer_config)
 
         # TODO: Justify if this is is really working? (Not sure if it really takes effect yet.)
         #  but needs to add docstring. Search for "intriguing" in "data_retrieval_demo.py"
         # Note: dbconfig signature at cpp/libs/include/asiodnp3/DatabaseConfig.h
         # which has sizes parameter
-        self.configure_database(self.stack_config.dbConfig)  # TODO: refactor it to outside of the class.
+        # Note: stack_config is far-reaching, keep this method within the class
+        self.configure_database(self.stack_config.dbConfig)
 
         # self.log_handler = MyLogger()
         self.log_handler = asiodnp3.ConsoleLogger().Create()  # (or use this during regression testing)
@@ -132,16 +145,16 @@ def __init__(self,
         self.command_handler.post_init(outstation_id=self.outstation_app_id)
         # self.command_handler =  opendnp3.SuccessCommandHandler().Create() # (or use this during regression testing)
         # init outstation applicatioin, # Note: singleton for AddOutstation()
-        MyOutStationNew.set_outstation_application(outstation_application=self)
+        MyOutStation.set_outstation_application(outstation_application=self)
 
         # finally, init outstation
         self.outstation = self.channel.AddOutstation(id="outstation-" + self.outstation_app_id,
                                                      commandHandler=self.command_handler,
-                                                     application=MyOutStationNew.outstation_application,
+                                                     application=MyOutStation.outstation_application,
                                                      config=self.stack_config)
 
-        MyOutStationNew.add_outstation_app(outstation_id=self.outstation_app_id,
-                                           outstation_app=self.outstation_application)
+        MyOutStation.add_outstation_app(outstation_id=self.outstation_app_id,
+                                        outstation_app=self.outstation_application)
 
         # Configure log level for channel(tcpclient) and outstation
         # note: one of the following
@@ -209,13 +222,13 @@ def get_config(self):
         return self._comm_conifg
 
     @classmethod
-    def add_outstation_app(cls, outstation_id: str, outstation_app: MyOutStationNew):
+    def add_outstation_app(cls, outstation_id: str, outstation_app: MyOutStation):
         """add outstation instance to outstation pool,
         the id is in the format of `ip-port`, e.g., `0.0.0.0-20000`."""
         cls.outstation_application_pool[outstation_id] = outstation_app
 
     @classmethod
-    def get_outstation_app(cls, outstation_id: str) -> MyOutStationNew:
+    def get_outstation_app(cls, outstation_id: str) -> MyOutStation:
         """get outstation instance from the outstation pool using outstation id,
         the id is in the format of `ip-port`, e.g., `0.0.0.0-20000`."""
         return cls.outstation_application_pool.get(outstation_id)
@@ -231,22 +244,14 @@ def set_outstation_application(cls, outstation_application):
         else:
             cls.outstation_application = outstation_application
 
-    def configure_stack(self):
+    def configure_stack(self, db_sizes: opendnp3.DatabaseSizes = None,
+                        event_buffer_config: opendnp3.EventBufferConfig = None,
+                        **kwargs) -> asiodnp3.OutstationStackConfig:
         """Set up the OpenDNP3 configuration."""
-        stack_config = asiodnp3.OutstationStackConfig(opendnp3.DatabaseSizes.AllTypes(10))
-        # stack_config = asiodnp3.OutstationStackConfig(opendnp3.DatabaseSizes.Empty())
-        # stack_config = asiodnp3.OutstationStackConfig(dbSizes=opendnp3.DatabaseSizes.AnalogOnly(8))
-        # TODO: expose DatabaseSizes to public interface
-        # stack_config = asiodnp3.OutstationStackConfig(dbSizes=opendnp3.DatabaseSizes(numBinary=10,
-        #                                                                              numDoubleBinary=0,
-        #                                                                              numAnalog=10,
-        #                                                                              numCounter=0,
-        #                                                                              numFrozenCounter=0,
-        #                                                                              numBinaryOutputStatus=10,
-        #                                                                              numAnalogOutputStatus=10,
-        #                                                                              numTimeAndInterval=0))
-
-        stack_config.outstation.eventBufferConfig = opendnp3.EventBufferConfig().AllTypes(10)
+
+        stack_config = asiodnp3.OutstationStackConfig(dbSizes=db_sizes)
+
+        stack_config.outstation.eventBufferConfig = event_buffer_config
         stack_config.outstation.params.allowUnsolicited = True  # TODO: create interface for this
         stack_config.link.LocalAddr = self.outstation_id  # meaning for outstation, use 1 to follow simulator's default
         stack_config.link.RemoteAddr = self.master_id  # meaning for master station, use 2 to follow simulator's default
@@ -262,7 +267,6 @@ def configure_database(db_config):
             Configure two Analog points (group/variation 30.1) at indexes 0, 1.
             Configure two Binary points (group/variation 1.2) at indexes 1 and 2.
         """
-        # TODO: figure out the right way to configure
 
         # AnalogInput
         db_config.analog[0].clazz = opendnp3.PointClass.Class2
@@ -414,7 +418,7 @@ def Select(self, command, index):
         :param index: int
         :return: CommandStatus
         """
-        outstation_application_pool = MyOutStationNew.outstation_application_pool
+        outstation_application_pool = MyOutStation.outstation_application_pool
         outstation_app = outstation_application_pool.get(self.outstation_id)
 
         try:
@@ -437,7 +441,7 @@ def Operate(self, command, index, op_type):
         :return: CommandStatus
         """
 
-        outstation_application_pool = MyOutStationNew.outstation_application_pool
+        outstation_application_pool = MyOutStation.outstation_application_pool
         outstation_app = outstation_application_pool.get(self.outstation_id)
         try:
             # self.outstation_application.process_point_value('Operate', command, index, op_type)

src/dnp3demo/control_workflow_demo.py

@@ -4,8 +4,8 @@
 
 from pydnp3 import opendnp3
 from dnp3_python.dnp3station.station_utils import command_callback
-from dnp3_python.dnp3station.master_new import MyMasterNew
-from dnp3_python.dnp3station.outstation_new import MyOutStationNew
+from dnp3_python.dnp3station.master import MyMaster
+from dnp3_python.dnp3station.outstation import MyOutStation
 
 from time import sleep
 import datetime
@@ -21,15 +21,15 @@
 
 def main():
     # cmd_interface_master = MasterCmd()
-    master_application = MyMasterNew(
+    master_application = MyMaster(
         # channel_log_level=opendnp3.levels.ALL_COMMS,
         # master_log_level=opendnp3.levels.ALL_COMMS
         # soe_handler=SOEHandler(soehandler_log_level=logging.DEBUG)
                                      )
     master_application.start()
     _log.debug('Initialization complete. Master Station in command loop.')
     # cmd_interface_outstation = OutstationCmd()
-    outstation_application = MyOutStationNew(
+    outstation_application = MyOutStation(
         # channel_log_level=opendnp3.levels.ALL_COMMS,
         # outstation_log_level=opendnp3.levels.ALL_COMMS
     )

src/dnp3demo/data_retrieval_demo.py

@@ -4,8 +4,8 @@
 
 from pydnp3 import opendnp3
 
-from dnp3_python.dnp3station.master_new import MyMasterNew
-from dnp3_python.dnp3station.outstation_new import MyOutStationNew
+from dnp3_python.dnp3station.master import MyMaster
+from dnp3_python.dnp3station.outstation import MyOutStation
 
 import datetime
 from time import sleep
@@ -21,12 +21,12 @@
 
 def main():
     # init an outstation using default configuration, e.g., port=20000. Then start.
-    outstation_application = MyOutStationNew()
+    outstation_application = MyOutStation()
     outstation_application.start()
     _log.debug('Initialization complete. OutStation in command loop.')
 
     # init a master using default configuration, e.g., port=20000. Then start.
-    master_application = MyMasterNew()
+    master_application = MyMaster()
     master_application.start()
     _log.debug('Initialization complete. Master Station in command loop.')
 

src/dnp3demo/multi_stations_demo.py

@@ -4,8 +4,8 @@
 
 from pydnp3 import opendnp3
 
-from dnp3_python.dnp3station.master_new import MyMasterNew
-from dnp3_python.dnp3station.outstation_new import MyOutStationNew
+from dnp3_python.dnp3station.master import MyMaster
+from dnp3_python.dnp3station.outstation import MyOutStation
 
 import datetime
 from time import sleep
@@ -21,19 +21,19 @@
 
 def main():
 
-    outstation_application = MyOutStationNew()
+    outstation_application = MyOutStation()
     outstation_application.start()
     _log.debug('Initialization complete. OutStation in command loop.')
 
-    master_application = MyMasterNew()
+    master_application = MyMaster()
     master_application.start()
     _log.debug('Initialization complete. Master Station in command loop.')
 
-    outstation_application_20001 = MyOutStationNew(port=20001)
+    outstation_application_20001 = MyOutStation(port=20001)
     outstation_application_20001.start()
     _log.debug('Initialization complete. OutStation p20001 in command loop.')
 
-    master_application_20001 = MyMasterNew(port=20001)
+    master_application_20001 = MyMaster(port=20001)
     master_application_20001.start()
     _log.debug('Initialization complete. Master p20001 Station in command loop.')
 
@@ -80,7 +80,7 @@ def main():
 
         if count == 4:
             master_application_20001.shutdown()
-            print(MyOutStationNew.outstation_application_pool)
+            print(MyOutStation.outstation_application_pool)
 
         # master station retrieve outstation point values