1 files changed, 23 insertions, 23 deletions
diff --git a/nfvbench/chain_workers.py b/nfvbench/chain_workers.py
index 2e36fb1..7c669d1 100644
--- a/nfvbench/chain_workers.py
+++ b/nfvbench/chain_workers.py
@@ -17,37 +17,37 @@
 
 class BasicWorker(object):
 
-    def __init__(self, config, clients, specs):
-        self.config = config
-        self.clients = clients
-        self.specs = specs
+    def __init__(self, stats_manager):
+        self.stats_manager = stats_manager
+        self.chain_manager = stats_manager.chain_runner.chain_manager
+        self.config = stats_manager.config
+        self.specs = stats_manager.specs
 
-    def set_vlan_tag(self, device, vlan):
-        device.set_vlan_tag(vlan)
+    def get_compute_nodes_bios(self):
+        return {}
 
-    def set_vlans(self, vlans):
-        pass
+    def get_version(self):
+        return {}
 
-    def config_interfaces(self):
+    def close(self):
         pass
 
-    def get_data(self):
-        return {}
+    def insert_interface_stats(self, pps_list):
+        """Insert interface stats to a list of packet path stats.
 
-    def get_network_interfaces(self, index):
-        return []
+        pps_list: a list of packet path stats instances indexed by chain index
 
-    def clear_interfaces(self):
+        Specialized workers can insert their own interface stats inside each existing packet path
+        stats for every chain.
+        """
         pass
 
-    def run(self):
-        return None, None
+    def update_interface_stats(self, diff=False):
+        """Update all interface stats.
 
-    def get_compute_nodes_bios(self):
-        return {}
-
-    def get_version(self):
-        return {}
-
-    def close(self):
+        diff: if False, simply refresh the interface stats values with latest values
+              if True, diff the interface stats with the latest values
+        Make sure that the interface stats inserted in insert_interface_stats() are updated
+        with proper values
+        """
         pass