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# Copyright 2020 - present Open Networking Foundation
#
# 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 Test various failure scenarios
Suite Setup Setup Suite
Test Setup Setup
Test Teardown Teardown
Suite Teardown Teardown Suite
Library Collections
Library String
Library OperatingSystem
Library XML
Library RequestsLibrary
Library ../../libraries/DependencyLibrary.py
Resource ../../libraries/onos.robot
Resource ../../libraries/voltctl.robot
Resource ../../libraries/voltha.robot
Resource ../../libraries/utils.robot
Resource ../../libraries/k8s.robot
Resource ../../variables/variables.robot
Resource ../../libraries/power_switch.robot
*** Variables ***
${POD_NAME} flex-ocp-cord
${KUBERNETES_CONF} ${KUBERNETES_CONFIGS_DIR}/${POD_NAME}.conf
${KUBERNETES_CONFIGS_DIR} ~/pod-configs/kubernetes-configs
#${KUBERNETES_CONFIGS_DIR} ${KUBERNETES_CONFIGS_DIR}/${POD_NAME}.conf
${KUBERNETES_YAML} ${KUBERNETES_CONFIGS_DIR}/${POD_NAME}.yml
${HELM_CHARTS_DIR} ~/helm-charts
${VOLTHA_POD_NUM} 8
${NAMESPACE} voltha
${INFRA_NAMESPACE} default
# For below variable value, using deployment name as using grep for
# parsing radius pod name, we can also use full radius pod name
${RESTART_POD_NAME} radius
${timeout} 60s
${of_id} 0
${logical_id} 0
${has_dataplane} True
${teardown_device} False
${scripts} ../../scripts
# Per-test logging on failure is turned off by default; set this variable to enable
${container_log_dir} ${None}
# logging flag to enable Collect Logs, can be passed via the command line too
# example: -v logging:False
${logging} True
*** Test Cases ***
Verify OLT after rebooting physically - MultipleOLT
[Documentation] Test the physical reboot of the OLT
... Prerequisite : Subscriber are authenticated/DHCP/pingable state
... Test performs a physical reboot on one of the OLTs, performs "reboot" from the OLT CLI
... Validates that ONU on other OLTs are still functional
[Tags] functional MultiOLTPhysicalReboot
[Setup] Start Logging MultipleOlt-PhysicalOLTReboot
[Teardown] Run Keywords Collect Logs
... AND Stop Logging MultipleOlt-PhysicalOLTReboot
# Execute the test when the number of OLTs are greater than one
Pass Execution If ${olt_count} == 1 Skipping test: just one OLT
Clear All Devices Then Perform Setup And Sanity
# Reboot the first OLT from the list of olts - rebooting from the OLT CLI
${olt_user}= Get From Dictionary ${list_olts}[0] user
${olt_pass}= Get From Dictionary ${list_olts}[0] pass
${olt_ssh_ip}= Get From Dictionary ${list_olts}[0] sship
${olt_serial_number}= Get From Dictionary ${list_olts}[0] sn
${olt_device_id}= Get OLTDeviceID From OLT List ${olt_serial_number}
Run Keyword If ${has_dataplane} Login And Run Command On Remote System
... reboot ${olt_ssh_ip} ${olt_user} ${olt_pass} prompt=#
# validate that the ONUs on the other OLTs are still functional
Verify ping is successful for ONUs not on this OLT ${num_all_onus} ${olt_device_id}
# Validate that the ONUs on the rebooted OLT are not pingable
FOR ${I} IN RANGE 0 ${num_all_onus}
${src}= Set Variable ${hosts.src[${I}]}
${dst}= Set Variable ${hosts.dst[${I}]}
${olt_serial_number}= Get From Dictionary ${list_olts}[0] sn
Continue For Loop If "${olt_serial_number}"!="${src['olt']}"
Run Keyword If ${has_dataplane} Run Keyword And Continue On Failure
... Wait Until Keyword Succeeds 60s 2s
... Check Ping False ${dst['dp_iface_ip_qinq']} ${src['dp_iface_name']}
... ${src['ip']} ${src['user']} ${src['pass']} ${src['container_type']} ${src['container_name']}
END
# Wait for the rebooted OLT to come back up
${olt_serial_number}= Get From Dictionary ${olt_ids}[0] sn
${olt_user}= Get From Dictionary ${list_olts}[0] user
${olt_pass}= Get From Dictionary ${list_olts}[0] pass
${olt_ssh_ip}= Get From Dictionary ${list_olts}[0] sship
${olt_device_id}= Get OLTDeviceID From OLT List ${olt_serial_number}
Run Keyword If ${has_dataplane} Wait Until Keyword Succeeds 120s 10s
... Check Remote System Reachability True ${olt_ssh_ip}
Run Keyword And Continue On Failure Wait Until Keyword Succeeds 360s 5s
... Validate OLT Device ENABLED ACTIVE
... REACHABLE ${olt_serial_number}
# Waiting extra time for the ONUs to come up
Sleep 60s
Run Keyword If ${has_dataplane} Clean Up Linux
FOR ${J} IN RANGE 0 ${num_olts}
${olt_serial_number}= Set Variable ${list_olts}[${J}][sn]
${onu_count}= Set Variable ${list_olts}[${J}][onucount]
${of_id}= Wait Until Keyword Succeeds ${timeout} 15s Validate OLT Device in ONOS
... ${olt_serial_number}
Set Global Variable ${of_id}
${nni_port}= Wait Until Keyword Succeeds ${timeout} 2s Get NNI Port in ONOS ${of_id}
${suppressaddsubscriber}= Set Variable If '${J}'=='0' False True
Perform Sanity Test Per OLT ${of_id} ${nni_port} ${olt_serial_number} ${onu_count}
... ${suppressaddsubscriber}
END
# Deleting OLT after test completes
#Run Keyword If ${has_dataplane} Delete All Devices and Verify
Verify OLT Soft Reboot - MultipleOLT
[Documentation] Test soft reboot of the OLT using voltctl command
... Verifies that when one OLT is rebooted other ONUs on other OLTs are
... still functional
[Tags] MultiOLTSoftReboot functional
[Setup] Start Logging MultiOlt-OLTSoftReboot
[Teardown] Run Keywords Collect Logs
... AND Delete All Devices and Verify
... AND Run Keyword If ${logging} Collect Logs
... AND Stop Logging MultiOlt-OLTSoftReboot
# Execute the test when the number of OLTs are greater than one
Pass Execution If ${olt_count} == 1 Skipping test: just one OLT
Clear All Devices Then Perform Setup And Sanity
# Reboot the first OLT
${olt_user}= Get From Dictionary ${list_olts}[0] user
${olt_pass}= Get From Dictionary ${list_olts}[0] pass
${olt_ssh_ip}= Get From Dictionary ${list_olts}[0] sship
${olt_serial_number}= Get From Dictionary ${list_olts}[0] sn
${olt_device_id}= Get OLTDeviceID From OLT List ${olt_serial_number}
Run Keyword And Continue On Failure Wait Until Keyword Succeeds 360s 5s
... Validate OLT Device ENABLED ACTIVE
... REACHABLE ${olt_serial_number}
# Reboot the OLT using "voltctl device reboot" command
Reboot Device ${olt_device_id}
# Wait for the OLT to actually go down
Wait Until Keyword Succeeds 360s 5s Validate OLT Device ENABLED UNKNOWN UNREACHABLE
... ${olt_serial_number}
# validate that the ONUs on the other OLTs are still functional
Verify ping is successful for ONUs not on this OLT ${num_all_onus} ${olt_device_id}
#Verify that ping fails for the ONUs where the OLT has been rebooted
FOR ${I} IN RANGE 0 ${num_all_onus}
${src}= Set Variable ${hosts.src[${I}]}
${dst}= Set Variable ${hosts.dst[${I}]}
${olt_serial_number}= Get From Dictionary ${list_olts}[0] sn
Continue For Loop If "${olt_serial_number}"!="${src['olt']}"
Run Keyword If ${has_dataplane} Run Keyword And Continue On Failure
... Wait Until Keyword Succeeds 60s 2s
... Check Ping False ${dst['dp_iface_ip_qinq']} ${src['dp_iface_name']}
... ${src['ip']} ${src['user']} ${src['pass']} ${src['container_type']} ${src['container_name']}
END
# Check OLT state of the rebooted OLT
${olt_serial_number}= Get From Dictionary ${list_olts}[0] sn
${olt_ssh_ip}= Get From Dictionary ${list_olts}[0] sship
${olt_device_id}= Get OLTDeviceID From OLT List ${olt_serial_number}
# Wait for the OLT to come back up
Run Keyword If ${has_dataplane} Wait Until Keyword Succeeds 120s 10s
... Check Remote System Reachability True ${olt_ssh_ip}
# Check OLT states
Run Keyword And Continue On Failure Wait Until Keyword Succeeds 360s 5s
... Validate OLT Device ENABLED ACTIVE
... REACHABLE ${olt_serial_number}
# Waiting extra time for the ONUs to come up
Sleep 60s
#Check after reboot that ONUs are active, authenticated/DHCP/pingable
Run Keyword If ${has_dataplane} Clean Up Linux
FOR ${J} IN RANGE 0 ${num_olts}
${olt_serial_number}= Set Variable ${list_olts}[${J}][sn]
${onu_count}= Set Variable ${list_olts}[${J}][onucount]
${of_id}= Wait Until Keyword Succeeds ${timeout} 15s Validate OLT Device in ONOS
... ${olt_serial_number}
Set Global Variable ${of_id}
${nni_port}= Wait Until Keyword Succeeds ${timeout} 2s Get NNI Port in ONOS ${of_id}
${suppressaddsubscriber}= Set Variable If '${J}'=='0' False True
Perform Sanity Test Per OLT ${of_id} ${nni_port} ${olt_serial_number} ${onu_count}
... ${suppressaddsubscriber}
END
*** Keywords ***
Setup Suite
[Documentation] Set up the test suite
Common Test Suite Setup
#power_switch.robot needs it to support different vendor's power switch
${switch_type}= Get Variable Value ${web_power_switch.type}
Run Keyword If "${switch_type}"!="" Set Global Variable ${powerswitch_type} ${switch_type}
Clear All Devices Then Perform Setup And Sanity
[Documentation] Remove any devices from VOLTHA and Verify in ONOS
... Create New Device through Setup and Perform Sanity
# Remove all devices from voltha and onos
Run Keyword and Ignore Error Delete All Devices and Verify
# Execute normal test Setup Keyword
Setup
# Performing Sanity Test to make sure subscribers are all AUTH+DHCP and pingable
Run Keyword If ${has_dataplane} Clean Up Linux
Wait Until Keyword Succeeds ${timeout} 2s Perform Sanity Test
Teardown Suite
[Documentation] Clean up ONOS SSH connections
Close All ONOS SSH Connections