--- /dev/null
+# 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.
+
+*** Settings ***
+Documentation [BASIC-25] Update Charms in Running VNF Instance.
+
+Library OperatingSystem
+Library SSHLibrary
+
+Resource %{ROBOT_DEVOPS_FOLDER}/lib/vnfd_lib.robot
+Resource %{ROBOT_DEVOPS_FOLDER}/lib/nsd_lib.robot
+Resource %{ROBOT_DEVOPS_FOLDER}/lib/ns_lib.robot
+Resource %{ROBOT_DEVOPS_FOLDER}/lib/ssh_lib.robot
+
+Force Tags basic_25 cluster_ee_config daily regression
+
+Suite Teardown Run Keyword And Ignore Error Suite Cleanup
+
+
+*** Variables ***
+# NS and VNF descriptor package folder and ids
+${vnfd_pkg} charm-packages/ha_proxy_charm_vnf
+${updated_vnfd_pkg} charm-packages/updated_vnfds/ha_proxy_charm_vnf
+${vnfd_name} ha_proxy_charm-vnf
+${nsd_pkg} charm-packages/ha_proxy_charm_ns
+${nsd_name} ha_proxy_charm-ns
+
+# NS instance name and configuration
+${ns_name} basic_25_charm_update_test
+${ns_config} {vld: [ {name: mgmtnet, vim-network-name: %{VIM_MGMT_NET}} ] }
+
+# SSH keys and username to be used
+${publickey} %{HOME}/.ssh/id_rsa.pub
+${privatekey} %{HOME}/.ssh/id_rsa
+${username} ubuntu
+${password} ${EMPTY}
+
+${action_name} touch
+${new_action_name} mkdir
+${vnf_member_index} vnf1
+${day_1_file_name} /home/ubuntu/first-touch
+${day_2_file_name} /home/ubuntu/mytouch1
+${day_2_folder_name} /home/ubuntu/myfolder1
+${ns_timeout} 15min
+
+# NS update operation configuration
+${update_type} CHANGE_VNFPKG
+${ns_update_timeout} 500
+
+
+*** Test Cases ***
+Create Charm VNF Descriptor
+
+ ${id}= Create VNFD '%{PACKAGES_FOLDER}/${vnfd_pkg}'
+ Set Suite Variable ${vnfd_id} ${id}
+
+
+Create Charm NS Descriptor
+
+ Create NSD '%{PACKAGES_FOLDER}/${nsd_pkg}'
+
+
+Instantiate Charm Network Service
+
+ ${id}= Create Network Service ${nsd_name} %{VIM_TARGET} ${ns_name} ${ns_config} ${publickey} ${ns_timeout}
+ Set Suite Variable ${ns_id} ${id}
+
+
+Set NS Update Config
+
+ Variable Should Exist ${ns_id} msg=NS is not available
+ ${id} Get Vnf Id ${ns_id} ${vnf_member_index}
+ log ${id}
+ Set Suite Variable ${vnf_id} ${id}
+ Set Suite Variable ${ns_update_config} '{changeVnfPackageData: [{vnfInstanceId: "${vnf_id}", vnfdId: "${vnfd_id}"}]}'
+
+
+Get Management Ip Address
+
+ ${ip_addr} Get Vnf Management Ip Address ${ns_id} ${vnf_member_index}
+ log ${ip_addr}
+ Set Suite Variable ${vnf_ip_addr} ${ip_addr}
+
+
+Test SSH Access
+
+ Variable Should Exist ${vnf_ip_addr} msg=IP address of the management VNF '${vnf_member_index}' is not available
+ Sleep 30s Waiting ssh daemon to be up
+ Test SSH Connection ${vnf_ip_addr} ${username} ${password} ${privatekey}
+
+
+Check Remote Files Created Via Day 1 Operation
+ [Documentation] The Charm VNF has a Day 1 operation that creates a file named ${day_1_file_name}.
+ ... This test checks whether that files have been created or not.
+
+ Check If remote File Exists ${vnf_ip_addr} ${username} ${password} ${privatekey} ${day_1_file_name}
+
+
+Execute Day 2 Operation
+ [Documentation] Performs one Day 2 operation on the VNF that creates a new file.
+
+ Variable Should Exist ${ns_id} msg=Network service instance is not available
+ ${ns_op_id_1}= Execute NS Action ${ns_name} ${action_name} ${vnf_member_index} filename=${day_2_file_name}
+
+
+Check Remote File Created Via Day 2 Operation
+ [Documentation] Check whether the file created in the previous test via Day 2 operations exist or not.
+
+ Check If remote File Exists ${vnf_ip_addr} ${username} ${password} ${privatekey} ${day_2_file_name}
+
+
+Update VNFD Package
+ [Documentation] Updates the VNFD by using new VNFD package which includes the Charm
+ ... which has new day2 operation.
+
+ Update VNFD '%{PACKAGES_FOLDER}/${updated_vnfd_pkg}' ${vnfd_name}
+
+
+Update Running VNF Instance
+ [Documentation] Updates the running VNF instance by using new VNFD package.
+ ... As the VNFD has an updated charm, this operation will trigger the upgrade of existing charm
+ ... for the specific VNF.
+
+ Update Network Service ${ns_id} ${update_type} ${ns_update_config} ${ns_update_timeout}
+
+
+Execute Day 2 Operation on Upgraded Charm
+ [Documentation] Performs one Day 2 operation on the updated VNF that creates a new folder.
+
+ Variable Should Exist ${ns_id} msg=Network service instance is not available
+ ${ns_op_id_2}= Execute NS Action ${ns_name} ${new_action_name} ${vnf_member_index} foldername=${day_2_folder_name}
+
+
+Check Remote Folder Created Via Day 2 Operation
+ [Documentation] Check whether the folder created in the previous test via Day 2 operations exist or not.
+
+ Check If remote Folder Exists ${vnf_ip_addr} ${username} ${password} ${privatekey} ${day_2_folder_name}
+
+
+Delete NS Instance
+ [Tags] cleanup
+
+ Delete NS ${ns_name}
+
+
+Delete NS Descriptor
+ [Tags] cleanup
+
+ Delete NSD ${nsd_name}
+
+
+Delete VNF Descriptor
+ [Tags] cleanup
+
+ Delete VNFD ${vnfd_name}
+
+
+*** Keywords ***
+Suite Cleanup
+ [Documentation] Test Suite Cleanup: Deleting descriptors and NS instance
+
+ Run Keyword If Any Tests Failed Delete NS ${ns_name}
+
+ Run Keyword If Any Tests Failed Delete NSD ${nsd_name}
+
+ Run Keyword If Any Tests Failed Delete VNFD ${vnfd_name}
+
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