Update nessus_xmlrpc_logic to use the new creds API

Author: void-in

modules/auxiliary/scanner/nessus/nessus_xmlrpc_login.rb

@@ -110,11 +110,43 @@ def do_login(user='nessus', pass='nessus')
           :active => true,
           :type => 'password'}
 
-        report_auth_info(report_hash)
+        report_cred(
+          ip: datastore['RHOST'],
+          port: datastore['RPORT'],
+          service_name: 'nessus-xmlrpc',
+          user: user,
+          password: pass
+        )
         return :next_user
       end
     end
     vprint_error("FAILED LOGIN. '#{user}' : '#{pass}'")
     return :skip_pass
   end
+
+  def report_cred(opts)
+    service_data = {
+      address: opts[:ip],
+      port: opts[:port],
+      service_name: opts[:service_name],
+      protocol: 'tcp',
+      workspace_id: myworkspace_id
+    }
+
+    credential_data = {
+      origin_type: :service,
+      module_fullname: fullname,
+      username: opts[:user],
+      private_data: opts[:password],
+      private_type: :password
+    }.merge(service_data)
+
+    login_data = {
+      core: create_credential(credential_data),
+      status: Metasploit::Model::Login::Status::UNTRIED,
+    }.merge(service_data)
+
+    create_credential_login(login_data)
+  end
+
 end