.

software/ors-amarisoft/buildout.hash.cfg

@@ -70,10 +70,6 @@ md5sum = 9741fbc99aaf768e9cc3ab48925dfee5
 _update_hash_filename_ = ru/lopcomm/software.jinja2.py
 md5sum = 2b08bb666c5f3ab287cdddbfdb4c9249
 
-[ru_lopcomm_supervision.jinja2.py]
-_update_hash_filename_ = ru/lopcomm/supervision.jinja2.py
-md5sum = da233439ca2b4978ea57bf8c6d628965
-
 [ru_tapsplit]
 _update_hash_filename_ = ru/tapsplit
 md5sum = 2b8b57c5771b2a2203c0e7767e629e55

software/ors-amarisoft/instance.cfg

@@ -303,7 +303,6 @@ extra-context =
     raw ru_lopcomm_stats_template   ${ru_lopcomm_stats.jinja2.py:target}
     raw ru_lopcomm_config_template   ${ru_lopcomm_config.jinja2.py:target}
     raw ru_lopcomm_software_template   ${ru_lopcomm_software.jinja2.py:target}
-    raw ru_lopcomm_supervision_template   ${ru_lopcomm_supervision.jinja2.py:target}
     raw ru_lopcomm_reset_info_template   ${ru_lopcomm_reset-info.jinja2.py:target}
     raw ru_lopcomm_reset_template   ${ru_lopcomm_reset.jinja2.py:target}
     raw ru_lopcomm_CreateProcessingEle_template   ${ru_lopcomm_CreateProcessingEle.jinja2.xml:target}

software/ors-amarisoft/ru/lopcomm/buildout.cfg

@@ -22,9 +22,6 @@ parts +=
 [ru_lopcomm_software.jinja2.py]
 <= download-base
 
-[ru_lopcomm_supervision.jinja2.py]
-<= download-base
-
 [ru_lopcomm_ncclient_common.py]
 <= download-base
 destination = ${buildout:directory}/ncclient_common.py

software/ors-amarisoft/ru/lopcomm/libinstance.jinja2.cfg

@@ -17,44 +17,10 @@ promise = check_socket_listening
 config-host = ${vtap.{{ru.cpri_link._tap}}:gateway}
 config-port = 830
 
-
-{#-  monitor state of netconf connection + keep on touching RU watchdog #}
-
-[{{ru_ref}}-supervision-template]
-recipe = slapos.recipe.template:jinja2
-extensions = jinja2.ext.do
-_logbase = ${directory:var}/log/{{ru_ref}}-supervision
-log-output = ${:_logbase}.log
-supervision-reply-json-log-output = ${:_logbase}-reply.json.log
-is_netconf_connected = ${directory:etc}/{{ru_ref}}.is_netconf_connected
-context =
-  section directory directory
-  section vtap vtap.{{ ru.cpri_link._tap }}
-  key slapparameter_dict slap-configuration:configuration
-  key log_file :log-output
-  key supervision_reply_json_log_file :supervision-reply-json-log-output
-  raw testing {{ slapparameter_dict.get("testing", False) }}
-  raw python_path {{ buildout_directory}}/bin/pythonwitheggs
-  raw buildout_directory_path {{ buildout_directory }}
-  key is_netconf_connected :is_netconf_connected
-  import netaddr netaddr
-mode = 0775
-url = {{ ru_lopcomm_supervision_template }}
-output = ${directory:bin}/{{ru_ref}}-supervision.py
-
-{{ part('%s-supervision-service' % ru_ref) }}
-recipe = slapos.cookbook:wrapper
-command-line = ${ {{- ru_ref}}-supervision-template:output}
-wrapper-path = ${directory:service}/{{ru_ref}}-supervision
-mode = 0775
-hash-files =
-  ${:command-line}
-
 {{ promise('%s-netconf-connection' % ru_ref) }}
 promise = check_command_execute
 config-command = [ -f ${ {{-ru_ref}}-supervision-template:is_netconf_connected} ]
 
-
 {#-  push firmware to RU #}
 
 [{{ru_ref}}-software-template]
@@ -134,7 +100,7 @@ promise = check_lopcomm_config_log
 config-config-log = ${ {{- ru_ref}}-config-template:log-output}
 
 
-{#-  handle notifications from RU #}
+{#-  handle notifications from RU + keep on touching RU watchdog #}
 
 [{{ru_ref}}-stats-template]
 recipe = slapos.recipe.template:jinja2
@@ -146,6 +112,8 @@ cfg-json-log-output = ${:_logbase}-config.json.log
 supervision-json-log-output = ${:_logbase}-supervision.json.log
 ncsession-json-log-output = ${:_logbase}-ncsession.json.log
 software-json-log-output = ${:_logbase}-software.json.log
+supervision-reply-json-log-output = ${:_logbase}-supervision-reply.json.log
+is_netconf_connected = ${directory:etc}/{{ru_ref}}.is_netconf_connected
 context =
   section directory directory
   section vtap vtap.{{ ru.cpri_link._tap }}
@@ -154,6 +122,8 @@ context =
   key json_log_file :json-log-output
   key cfg_json_log_file :cfg-json-log-output
   key supervision_json_log_file :supervision-json-log-output
+  key supervision_reply_json_log_file :supervision-reply-json-log-output
+  key is_netconf_connected :is_netconf_connected
   key ncsession_json_log_file :ncsession-json-log-output
   key software_json_log_file :software-json-log-output
   raw testing {{ slapparameter_dict.get("testing", False) }}

software/ors-amarisoft/ru/lopcomm/ncclient_common.py

@@ -103,10 +103,8 @@ class LopcommNetconfClient:
         sub = self.conn.create_subscription()
         self.logger.info('Subscription to %s successful' % (self.address,))
     def get_notification(self):
-        result = None
-        while result == None:
         self.logger.debug('Waiting for notification from %s...' % (self.address,))
-            result = self.conn.take_notification(block=True)
+        result = self.conn.take_notification(block=True, timeout=120)
         if result:
           self.logger.debug('Got new notification from %s...' % (self.address,))
           result_in_xml = result._raw
@@ -121,6 +119,8 @@ class LopcommNetconfClient:
               self.software_json_logger.info('', extra={'data': json.dumps(data_dict)})
           else:
             self.cfg_json_logger.info('', extra={'data': json.dumps(data_dict)})
+        else:
+            raise TimeoutError
     def edit_config(self, config_files):
         for config_file in config_files:
             with open(config_file) as f:
@@ -199,6 +199,23 @@ class LopcommNetconfClient:
             "running_slot_name_build_version": running_slot_name_build_version
         }
 
+    def supervision_reset(self, interval=60, margin=10):
+      self.logger.info("NETCONF server supervision replying...")
+      supervision_watchdog_rpc_xml = f"""
+          <supervision-watchdog-reset xmlns="urn:o-ran:supervision:1.0">
+              <supervision-notification-interval>{interval}</supervision-notification-interval>
+              <guard-timer-overhead>{margin}</guard-timer-overhead>
+          </supervision-watchdog-reset>
+      """
+      supervision_watchdog_reply_xml = self.custom_rpc_request(supervision_watchdog_rpc_xml)
+      replied = False
+      if supervision_watchdog_reply_xml:
+        replied = True
+        self.logger.info("NETCONF server supervision replied")
+        supervision_watchdog_data = xmltodict.parse(supervision_watchdog_reply_xml)
+        self.supervision_reply_json_logger.info('', extra={'data': json.dumps(supervision_watchdog_data)})
+      return replied
+
     def close(self):
         # Close not compatible between ncclient and netconf server
         #self.conn.close()

software/ors-amarisoft/ru/lopcomm/stats.jinja2.py

 #!{{ python_path }}
 import time
 import sys
+import os
+import threading
+
 sys.path.append({{ repr(buildout_directory_path) }})
 from ncclient_common import LopcommNetconfClient
 
+# Shared variable to indicate error occurred
+error_occurred = False
+lock = threading.Lock()
+
+def get_notification_continuously(nc):
+    global error_occurred
+    try:
+        while not error_occurred:
+            nc.get_notification()
+            pass
+    except Exception as e:
+        with lock:
+            error_occurred = True
+            nc.logger.error(f'Error in get_notification_continuously: {e}')
+
+# supervision watchdog keeps on
+def run_supervision_reset_continuously(nc):
+    global error_occurred
+    netconf_check_file = '{{ is_netconf_connected }}'
+    interval = 60
+    margin   = 10
+    try:
+        while not error_occurred:
+            t0 = time.time()
+            replied = nc.supervision_reset(interval, margin)
+            if replied:
+                with open(netconf_check_file, "w") as f:
+                    f.write('')
+            elif os.path.exists(netconf_check_file):
+                os.remove(netconf_check_file)
+
+            t1 = time.time()
+            time.sleep(interval - (t1 - t0))
+    except Exception as e:
+        with lock:
+            error_occurred = True
+            nc.logger.error(f'Error in run_supervision_reset_continuously: {e}')
+
 if __name__ == '__main__':
     nc = LopcommNetconfClient(
         log_file="{{ log_file }}",
@@ -11,14 +52,27 @@ if __name__ == '__main__':
         cfg_json_log_file="{{ cfg_json_log_file }}",
         supervision_json_log_file="{{ supervision_json_log_file }}",
         ncsession_json_log_file="{{ ncsession_json_log_file }}",
-    software_json_log_file="{{ software_json_log_file }}"
+        software_json_log_file="{{ software_json_log_file }}",
+        supervision_reply_json_log_file="{{ supervision_reply_json_log_file }}"
     )
-  while True:
+    threads = []
+
     try:
         nc.connect("{{ netaddr.IPAddress(vtap.gateway) }}", 830, "oranuser", "oranpassword")
         nc.subscribe()
-        while True:
-          nc.get_notification()
+
+        notification_thread = threading.Thread(target=get_notification_continuously, args=(nc,))
+        supervision_thread = threading.Thread(target=run_supervision_reset_continuously, args=(nc,))
+
+        threads.append(notification_thread)
+        threads.append(supervision_thread)
+
+        for thread in threads:
+            thread.start()
+
+        for thread in threads:
+            thread.join()
+
     except Exception as e:
         nc.logger.debug('Got exception, waiting 10 seconds before reconnecting...')
         nc.logger.debug(e)