tests/functional/Voltha_FailureScenarios.robot

# Copyright 2017 - 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.
# FIXME Can we use the same test against BBSim and Hardware?

*** Settings ***
Documentation     Test various failure scenarios
Suite Setup       Common Test Suite Setup
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
# 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
${external_libs}    True
${teardown_device}    False
${scripts}        ../../scripts

*** Test Cases ***
Verify restart ofagent container after VOLTHA is operational
    [Documentation]    Restart ofagent container after VOLTHA is operational.
    ...    Please note this test case should be run before the restart of other containers.
    ...    Prerequisite : ONUs are authenticated and pingable.
    [Tags]    functional   VOL-2409   ofagentRestart   notready
    [Setup]    NONE
    [Teardown]    NONE
    # 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
    ${waitforRestart}    Set Variable    120s
    ${podStatusOutput}=    Run    ${KUBECTL_CONFIG};kubectl get pods -n ${NAMESPACE}
    Log    ${podStatusOutput}
    ${countBforRestart}=    Run    ${KUBECTL_CONFIG};kubectl get pods -n ${NAMESPACE} | grep Running | wc -l
    Restart Pod    ${NAMESPACE}    ofagent
    Sleep    60s
    Wait Until Keyword Succeeds    ${waitforRestart}    2s    Validate Pod Status    ofagent    ${NAMESPACE}
    ...    Running
    Repeat Sanity Test
    ${podStatusOutput}=    Run    ${KUBECTL_CONFIG};kubectl get pods -n ${NAMESPACE}
    Log    ${podStatusOutput}
    ${countAfterRestart}=    Run    ${KUBECTL_CONFIG};kubectl get pods -n ${NAMESPACE} | grep Running | wc -l
    Should Be Equal As Strings    ${countAfterRestart}    ${countBforRestart}
    Run Keyword and Ignore Error   Collect Logs

Verify restart openolt-adapter container after VOLTHA is operational
    [Documentation]    Restart openolt-adapter container after VOLTHA is operational.
    ...    Prerequisite : ONUs are authenticated and pingable.
    [Tags]    functional   VOL-1958   RestartPods
    [Setup]    NONE
    [Teardown]    NONE
    ${waitforRestart}    Set Variable    120s
    ${podStatusOutput}=    Run    ${KUBECTL_CONFIG};kubectl get pods -n ${NAMESPACE}
    Log    ${podStatusOutput}
    ${countBforRestart}=    Run    ${KUBECTL_CONFIG};kubectl get pods -n ${NAMESPACE} | grep Running | wc -l
    ${podName}    Set Variable     adapter-open-olt
    Restart Pod    ${NAMESPACE}    ${podName}
    Wait Until Keyword Succeeds    ${waitforRestart}    2s    Validate Pod Status    ${podName}    ${NAMESPACE}
    ...    Running
    Repeat Sanity Test
    ${podStatusOutput}=    Run    ${KUBECTL_CONFIG};kubectl get pods -n ${NAMESPACE}
    Log    ${podStatusOutput}
    ${countAfterRestart}=    Run    ${KUBECTL_CONFIG};kubectl get pods -n ${NAMESPACE} | grep Running | wc -l
    Should Be Equal As Strings    ${countAfterRestart}    ${countBforRestart}
    Log to console    Pod ${podName} restarted and sanity checks passed successfully

Verify ONU after rebooting physically
    [Documentation]    Test the ONU funcaionality by physically turning on/off ONU.
    ...    Prerequisite : Subscriber are authenticated/DHCP/pingable state
    [Tags]    functional   VOL-2488    PowerSwitch    notready
    [Setup]    NONE
    [Teardown]    NONE
    Power Switch Connection Suite    ${web_power_switch.ip}    ${web_power_switch.user}    ${web_power_switch.password}
    FOR    ${I}    IN RANGE    0    ${num_onus}
        ${src}=    Set Variable    ${hosts.src[${I}]}
        ${dst}=    Set Variable    ${hosts.dst[${I}]}
        Disable Switch Outlet    ${src['power_switch_port']}
        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']}

        Enable Switch Outlet    ${src['power_switch_port']}
        Run Keyword And Continue On Failure    Wait Until Keyword Succeeds    ${timeout}    5s    Validate Device
        ...    ENABLED    ACTIVE    REACHABLE    ${src['onu']}
        Run Keyword If    ${has_dataplane}    Run Keyword And Continue On Failure
        ...    Wait Until Keyword Succeeds    60s    2s
        ...    Check Ping    True    ${dst['dp_iface_ip_qinq']}    ${src['dp_iface_name']}
        ...    ${src['ip']}    ${src['user']}    ${src['pass']}    ${src['container_type']}    ${src['container_name']}
    END

ONU Reboot
    [Documentation]    Reboot ONU and verify that ONU comes up properly
    [Tags]    VOL-1957    RebootONU   notready
    [Setup]   NONE
    FOR    ${I}    IN RANGE    0    ${num_onus}
        ${src}=    Set Variable    ${hosts.src[${I}]}
        ${dst}=    Set Variable    ${hosts.dst[${I}]}
        ${onu_device_id}=    Get Device ID From SN    ${src['onu']}
        Reboot ONU    ${onu_device_id}   ${src}   ${dst}
        Verify ping is succesful except for given device     ${num_onus}    ${onu_device_id}
        Run Keyword If    ${has_dataplane}    Clean Up Linux
        #Check after reboot that ONUs are active, authenticated/DHCP/pingable
        Perform Sanity Test
    END