Add basic support for the new authentication protocol

CHANGELOG.md

@@ -2,7 +2,12 @@
 
 All notable changes to this project will be documented in this file.
 
-## [2.20.0] - 2020-11-08
+## [2.20.1] - 2022-05-11
+
+* **Improvements**
+  * Add basic support for the new authentication protocol.
+
+## [2.20.0] - 2021-11-08
 
 Notice: This version of the client only supports Aerospike Server v4.9 and later. Some features will work for the older server versions, but they are not tested, nor officially supported.
 

lib/aerospike/command/admin_command.rb

@@ -28,13 +28,15 @@ module Aerospike
   #CREATE_ROLE = 8
   QUERY_USERS = 9
   #QUERY_ROLES =  10
+  LOGIN = 20
 
   # Field IDs
-  USER         = 0
-  PASSWORD     = 1
-  OLD_PASSWORD = 2
-  CREDENTIAL   = 3
-  ROLES        = 10
+  USER           = 0
+  PASSWORD       = 1
+  OLD_PASSWORD   = 2
+  CREDENTIAL     = 3
+  CLEAR_PASSWORD = 4
+  ROLES          = 10
   #PRIVILEGES =  11
 
   # Misc
@@ -60,14 +62,20 @@ def authenticate(conn, user, password)
         conn.read(@data_buffer, HEADER_SIZE)
 
         result = @data_buffer.read(RESULT_CODE)
+
+        # read the rest of the buffer
+        size = @data_buffer.read_int64(0)
+        length = (size & 0xFFFFFFFFFFFF) - HEADER_REMAINING
+        conn.read(@data_buffer, length)
+
         raise Exceptions::Aerospike.new(result, "Authentication failed") if result != 0
       ensure
         Buffer.put(@data_buffer)
       end
     end
 
     def set_authenticate(user, password)
-      write_header(AUTHENTICATE, 2)
+      write_header(LOGIN, 2)
       write_field_str(USER, user)
       write_field_bytes(CREDENTIAL, password)
       write_size

lib/aerospike/version.rb

@@ -1,4 +1,4 @@
 # encoding: utf-8
 module Aerospike
-  VERSION = "2.20.0"
+  VERSION = "2.20.1"
 end