add new interfaces expire and exists (sonic-net#33)

SuvarnaMeenakshi · Aug 17, 2018 · 6272b5f · 6272b5f
1 parent ca540c9
commit 6272b5f
Showing 1 changed file with 14 additions and 0 deletions.
diff --git a/src/swsssdk/interface.py b/src/swsssdk/interface.py
@@ -261,6 +261,20 @@ def publish(self, db_name, channel, message):
         client  = self.redis_clients[db_name]
         return client.publish(channel, message)
 
+    def expire(self, db_name, key, timeout_sec):
+        """
+        Set a timeout on a key
+        """
+        client = self.redis_clients[db_name]
+        return client.expire(key, timeout_sec)
+
+    def exists(self, db_name, key):
+        """
+        Check if a key exist in the db
+        """
+        client = self.redis_clients[db_name]
+        return client.exists(key)
+
     @blockable
     def keys(self, db_name, pattern='*'):
         """