--- /dev/null
+# -*- coding: utf-8 -*-
+
+##
+# Copyright 2019 Tech Mahindra Limited
+#
+# All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License. You may obtain
+# a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+##
+
+## Change log:
+# 1. Feature 7829: Jayant Madavi, Mrityunjay Yadav : MY00514913@techmahindra.com : 06-aug-2019 : Improvement to the code, robot framework initial seed code.
+##
+
+
+*** Variables ***
+${success_return_code} 0
+${ns_launch_max_wait_time} 5min
+${ns_launch_pol_time} 30sec
+${ns_delete_max_wait_time} 1min
+${ns_delete_pol_time} 15sec
+${nsconfig}
+
+*** Keywords ***
+Get NS List
+ [Documentation] Get ns instance list
+
+ ${rc} ${stdout}= Run and Return RC and Output osm ns-list
+ log ${stdout}
+ Should Be Equal As Integers ${rc} ${success_return_code}
+
+
+Get NS Instance ID
+ [Arguments] ${ns_name}
+
+ ${rc} ${stdout}= Run and Return RC and Output osm ns-list --filter name="${ns_name}" | awk 'NR==4{print $4}'
+ log ${stdout}
+ [Return] ${stdout}
+
+
+Verify All JUJU Applications Status
+ [Arguments] ${ns} ${api_ip} ${api_port} ${username} ${password} ${api_cert_path}
+
+ ${juju_model}= Get NS Instance ID ${ns}
+
+ Import Library robot_juju.JujuLibrary ${api_ip} ${api_port} ${juju_model} ${username} ${password} ${api_cert_path}
+ Assert status of applications is ${status_active}
+
+
+Launch Network Services and Return
+ [Arguments] ${vim_name} ${ns_config}=''
+ [Documentation] Get Configuration parameter to create Newtork service
+
+ Run Keyword If ${ns_config}=='' Get NS Config
+ ... ELSE Set NS Config ${ns_config}
+ Log To Console \n${nsconfig}
+ Should Not Be Empty ${nsd_ids} There are no NS descriptors to launch the NS
+ :FOR ${nsd} IN @{nsd_ids}
+ \ ${ns_name}= GENERATE NAME
+ \ Append To List ${ns_ids} ${ns_name}
+ \ Create Network Service ${nsd} ${vim_name} ${ns_name} ${nsconfig}
+
+
+Set NS Config
+ [Arguments] ${ns_config}
+ [Documentation] Set NS Configuration variable
+
+ ${nsconfig}= Get Variable Value ${ns_config} ''
+ Set Test Variable ${nsconfig}
+
+
+Get NS Config
+ [Documentation] Get NS Configuration from Environment Variable
+
+ ${nsconfig}= Get Environment Variable NS_CONFIG ''
+ Set Test Variable ${nsconfig}
+
+
+Create Network Service
+ [Documentation] Create ns at osm
+ [Arguments] ${nsd} ${vim_name} ${ns_name} ${ns_config}
+
+ Run Keyword If ${ns_config}!='' Create Network Service With Config ${nsd} ${vim_name} ${ns_name} ${ns_config}
+ ... ELSE Create Network Service Without Config ${nsd} ${vim_name} ${ns_name}
+
+ WAIT UNTIL KEYWORD SUCCEEDS ${ns_launch_max_wait_time} ${ns_launch_pol_time} Check For NS Instance To Configured ${ns_name}
+ Check For NS Instance For Failure ${ns_name}
+
+
+Create Network Service Without Config
+ [Documentation] Create ns at osm
+ [Arguments] ${nsd} ${vim_name} ${ns_name}
+
+ ${rc} ${stdout}= Run and Return RC and Output osm ns-create --ns_name ${ns_name} --nsd_name ${nsd} --vim_account ${vim_name}
+ log ${stdout}
+ Should Be Equal As Integers ${rc} ${success_return_code}
+
+
+Create Network Service With Config
+ [Documentation] Create ns at osm
+ [Arguments] ${nsd} ${vim_name} ${ns_name} ${ns_config}
+
+ ${rc} ${stdout}= Run and Return RC and Output osm ns-create --ns_name ${ns_name} --nsd_name ${nsd} --vim_account ${vim_name} --config ${ns_config}
+ log ${stdout}
+ Should Be Equal As Integers ${rc} ${success_return_code}
+
+
+Delete NS
+ [Documentation] Delete ns
+ [Arguments] ${ns}
+
+ ${rc} ${stdout}= Run and Return RC and Output osm ns-delete ${ns}
+ log ${stdout}
+ Should Be Equal As Integers ${rc} ${success_return_code}
+
+ WAIT UNTIL KEYWORD SUCCEEDS ${ns_delete_max_wait_time} ${ns_delete_pol_time} Check For NS Instance To Be Delete ${ns}
+
+
+Check For NS Instance To Configured
+ [Arguments] ${ns_name}
+
+ ${rc} ${stdout}= Run and Return RC and Output osm ns-list --filter name="${ns_name}"
+ log ${stdout}
+ Should Be Equal As Integers ${rc} ${success_return_code}
+ Should Contain Any ${stdout} READY BROKEN
+
+
+Check For NS Instance For Failure
+ [Arguments] ${ns_name}
+
+ ${rc} ${stdout}= Run and Return RC and Output osm ns-list --filter name="${ns_name}"
+ log ${stdout}
+ Should Be Equal As Integers ${rc} ${success_return_code}
+ Should Not Contain ${stdout} BROKEN
+
+
+Check For NS Instance To Be Delete
+ [Arguments] ${ns}
+
+ ${rc} ${stdout}= Run and Return RC and Output osm ns-list
+ log ${stdout}
+ Should Be Equal As Integers ${rc} ${success_return_code}
+ Should Not Contain ${stdout} ${ns}
+
+
+Force Delete NS
+ [Documentation] Forcely Delete ns
+ [Arguments] ${ns}
+
+ ${rc} ${stdout}= Run and Return RC and Output osm ns-delete ${ns}
+ log ${stdout}
+ Should Be Equal As Integers ${rc} ${success_return_code}
+ WAIT UNTIL KEYWORD SUCCEEDS ${ns_delete_max_wait_time} ${ns_delete_pol_time} Check For NS Instance To Be Delete ${ns}
+
+
+Perform VNF Scale-in Operation
+ [Arguments] ${ns} ${vnf_member} ${scaling_group}
+
+ ${rc} ${nsr}= Run and Return RC and Output osm ns-show ${ns} --literal
+ ${scaled_vnf}= Get Scaled Vnf ${nsr}
+ log to console Scaled VNF befor scale-in operation is ${scaled_vnf}
+ ${rc} ${stdout}= Run and Return RC and Output osm vnf-scale --scale-in --scaling-group ${scaling_group} ${ns} ${vnf_member}
+ Should Be Equal As Integers ${rc} ${success_return_code}
+ log ${stdout}
+ Sleep 1m Waiting for scale-in operation to complete
+ ${rc} ${nsr}= Run and Return RC and Output osm ns-show ${ns} --literal
+ ${scaled_vnf}= Get Scaled Vnf ${nsr}
+ log to console Scaled VNF after scale-in operation is ${scaled_vnf}
+
+
+Perform VNF Scale-out Operation
+ [Arguments] ${ns} ${vnf_member} ${scaling_group}
+
+ ${rc} ${nsr}= Run and Return RC and Output osm ns-show ${ns} --literal
+ ${scaled_vnf}= Get Scaled Vnf ${nsr}
+ log to console Scaled VNF befor scale-out operation is ${scaled_vnf}
+ ${rc} ${stdout}= Run and Return RC and Output osm vnf-scale --scale-out --scaling-group ${scaling_group} ${ns} ${vnf_member}
+ Should Be Equal As Integers ${rc} ${success_return_code}
+ log ${stdout}
+ Sleep 1m Waiting for scale-out operation to complete
+ ${rc} ${nsr}= Run and Return RC and Output osm ns-show ${ns} --literal
+ ${scaled_vnf}= Get Scaled Vnf ${nsr}
+ log to console Scaled VNF befor scale-out operation is ${scaled_vnf}