csit/suites/bgpcep/bgpuser/bgp_app_peer_basic.robot

   1 *** Settings ***
   2 Documentation     Basic tests for BGP application peer.
   3 ...
   4 ...               Copyright (c) 2015 Cisco Systems, Inc. and others. All rights reserved.
   5 ...
   6 ...               This program and the accompanying materials are made available under the
   7 ...               terms of the Eclipse Public License v1.0 which accompanies this distribution,
   8 ...               and is available at http://www.eclipse.org/legal/epl-v10.html
   9 ...
  10 ...               Test suite performs basic BGP functional test cases for
  11 ...               BGP application peer operations and checks for IP4 topology updates
  12 ...               and updates towards BGP peer as follows:
  13 ...
  14 ...               Test case 1: Initial BGP peer connection with pre-filled topology (Bug 4714),
  15 ...               POST and simple DELETE requests used.
  16 ...               BGP_Application_Peer_Post_3_Initial_Routes,
  17 ...               Check_Example-IPv4-Topology_Is_Filled_With_3_Routes,
  18 ...               Connect_BGP_Peer,
  19 ...               BGP_Peer_Check_Incomming_Updates_For_3_Introduced_Prefixes,
  20 ...               BGP_Application_Peer_Delete_3_Initial_Routes,
  21 ...               Check_Example-IPv4-Topology_Is_Empty,
  22 ...               Peer_Check_Incomming_Updates_For_3_Withdrawn_Prefixes,
  23 ...               Stop_BGP_Peer.
  24 ...
  25 ...               Test case 2: PUT and DELETE all routes requests while BGP peer is connected.
  26 ...               Reconnect_BGP_Peer,
  27 ...               BGP_Application_Peer_Put_3_Routes,
  28 ...               Check_Example-IPv4-Topology_Is_Filled_With_3_Routes,
  29 ...               BGP_Peer_Check_Incomming_Updates_For_3_Introduced_Prefixes,
  30 ...               BGP_Application_Peer_Delete_All_Routes,
  31 ...               Check_Example-IPv4-Topology_Is_Empty,
  32 ...               BGP_Peer_Check_Incomming_Updates_For_3_Withdrawn_Prefixes,
  33 ...               Stop_BGP_Peer.
  34 ...
  35 ...               Test case 3: Repeated BGP peer re-connection with pre-filled topology.
  36 ...               BGP_Application_Peer_Put_3_Routes,
  37 ...               Check_Example-IPv4-Topology_Is_Filled_With_3_Routes,
  38 ...               Reconnect_BGP_Peer_And_Check_Incomming_Updates_For_3_Introduced_Prefixes,
  39 ...               BGP_Application_Peer_Delete_All_Routes,
  40 ...               Check_Example-IPv4-Topology_Is_Empty,
  41 ...               BGP_Peer_Check_Incomming_Updates_For_3_Withdrawn_Prefixes,
  42 ...               Stop_BGP_Peer.
  43 ...
  44 ...               Brief description how to configure BGP application peer and
  45 ...               how to use restconf application peer interface:
  46 ...               https://wiki.opendaylight.org/view/BGP_LS_PCEP:User_Guide#BGP_Application_Peer
  47 ...               https://wiki.opendaylight.org/view/BGP_LS_PCEP:Programmer_Guide#BGP
  48 ...               Covered bugs:
  49 ...               Bug 4714 - No routes from loc-rib are advertised to newly connected peer
  50 Suite Setup       Setup_Everything
  51 Suite Teardown    Teardown_Everything
  52 Test Setup        SetupUtils.Setup_Test_With_Logging_And_Without_Fast_Failing
  53 Test Teardown     FailFast.Start_Failing_Fast_If_This_Failed
  54 Library           OperatingSystem
  55 Library           SSHLibrary    timeout=10s
  56 Library           RequestsLibrary
  57 Library           ${CURDIR}/../../../libraries/HsfJson/hsf_json.py
  58 Variables         ${CURDIR}/../../../variables/Variables.py
  59 Variables         ${CURDIR}/../../../variables/bgpuser/variables.py    ${TOOLS_SYSTEM_IP}
  60 Resource          ${CURDIR}/../../../libraries/BGPcliKeywords.robot
  61 Resource          ${CURDIR}/../../../libraries/BGPSpeaker.robot
  62 Resource          ${CURDIR}/../../../libraries/ConfigViaRestconf.robot
  63 Resource          ${CURDIR}/../../../libraries/FailFast.robot
  64 Resource          ${CURDIR}/../../../libraries/KarafKeywords.robot
  65 Resource          ${CURDIR}/../../../libraries/KillPythonTool.robot
  66 Resource          ${CURDIR}/../../../libraries/SetupUtils.robot
  67 Resource          ${CURDIR}/../../../libraries/SSHKeywords.robot
  68 Resource          ${CURDIR}/../../../libraries/Utils.robot
  69 Resource          ${CURDIR}/../../../libraries/WaitForFailure.robot
  70
  71 *** Variables ***
  72 ${ACTUAL_RESPONSES_FOLDER}    ${TEMPDIR}/actual
  73 ${EXPECTED_RESPONSES_FOLDER}    ${TEMPDIR}/expected
  74 ${BGP_VARIABLES_FOLDER}    ${CURDIR}/../../../variables/bgpuser/
  75 ${TOOLS_SYSTEM_PROMPT}    ${DEFAULT_LINUX_PROMPT}
  76 ${HOLDTIME}       180
  77 ${BGP_PEER_LOG_LEVEL}    debug
  78 ${BGP_APP_PEER_LOG_LEVEL}    debug
  79 ${CONTROLLER_LOG_LEVEL}    INFO
  80 ${CONTROLLER_BGP_LOG_LEVEL}    DEFAULT
  81 ${BGP_PEER_COMMAND}    python play.py --amount 0 --myip=${TOOLS_SYSTEM_IP} --myport=${BGP_TOOL_PORT} --peerip=${ODL_SYSTEM_IP} --peerport=${ODL_BGP_PORT} --${BGP_PEER_LOG_LEVEL}
  82 ${BGP_PEER_OPTIONS}    ${EMPTY}
  83 ${BGP_APP_PEER_ID}    10.0.0.10
  84 ${BGP_APP_PEER_POST_COMMAND}    python bgp_app_peer.py --host ${ODL_SYSTEM_IP} --port ${RESTCONFPORT} --command post --count 3 --prefix 8.0.1.0 --prefixlen 28 --${BGP_APP_PEER_LOG_LEVEL}
  85 ${BGP_APP_PEER_PUT_COMMAND}    python bgp_app_peer.py --host ${ODL_SYSTEM_IP} --port ${RESTCONFPORT} --command put --count 3 --prefix 8.0.1.0 --prefixlen 28 --${BGP_APP_PEER_LOG_LEVEL}
  86 ${BGP_APP_PEER_DELETE_COMMAND}    python bgp_app_peer.py --host ${ODL_SYSTEM_IP} --port ${RESTCONFPORT} --command delete --count 3 --prefix 8.0.1.0 --prefixlen 28 --${BGP_APP_PEER_LOG_LEVEL}
  87 ${BGP_APP_PEER_DELETE_ALL_COMMAND}    python bgp_app_peer.py --host ${ODL_SYSTEM_IP} --port ${RESTCONFPORT} --command delete-all --${BGP_APP_PEER_LOG_LEVEL}
  88 ${BGP_APP_PEER_GET_COMMAND}    python bgp_app_peer.py --host ${ODL_SYSTEM_IP} --port ${RESTCONFPORT} --command get --${BGP_APP_PEER_LOG_LEVEL}
  89 ${BGP_APP_PEER_OPTIONS}    &>/dev/null
  90 ${BGP_APP_PEER_TIMEOUT}    30s
  91
  92 *** Test Cases ***
  93 Reconfigure_ODL_To_Accept_BGP_Peer_Connection
  94     [Documentation]    Configure BGP peer module with initiate-connection set to false.
  95     [Tags]    critical
  96     ${template_as_string}=    BuiltIn.Set_Variable    {'NAME': 'example-bgp-peer', 'IP': '${TOOLS_SYSTEM_IP}', 'HOLDTIME': '${HOLDTIME}', 'PEER_PORT': '${BGP_TOOL_PORT}', 'INITIATE': 'false'}
  97     ConfigViaRestconf.Put_Xml_Template_Folder_Config_Via_Restconf    ${BGP_VARIABLES_FOLDER}${/}bgp_peer    ${template_as_string}
  98
  99 Reconfigure_ODL_To_Accept_BGP_Application_Peer
 100     [Documentation]    Configure BGP application peer module.
 101     [Tags]    critical
 102     ${template_as_string}=    BuiltIn.Set_Variable    {'NAME': 'example-bgp-peer-app', 'IP': '${BGP_APP_PEER_ID}'}
 103     ConfigViaRestconf.Put_Xml_Template_Folder_Config_Via_Restconf    ${BGP_VARIABLES_FOLDER}${/}bgp_application_peer    ${template_as_string}
 104
 105 Check_For_Empty_Example-IPv4-Topology
 106     [Documentation]    Sanity check example-ipv4-topology is up but empty.
 107     [Tags]    critical
 108     Wait_For_Topology_To_Change_To    ${empty_json}    000_Empty.json    timeout=120s
 109
 110 TC1_BGP_Application_Peer_Post_3_Initial_Routes
 111     [Documentation]    Start BGP application peer tool and give it ${BGP_APP_PEER_TIMEOUT}
 112     [Tags]    critical
 113     Switch_To_BGP_Application_Peer_Console
 114     Start_Console_Tool    ${BGP_APP_PEER_POST_COMMAND}    ${BGP_APP_PEER_OPTIONS}
 115     Wait_Until_Console_Tool_Finish    ${BGP_APP_PEER_TIMEOUT}
 116     Store_File_To_Workspace    bgp_app_peer.log    bgp_app_peer_initial_post_tc1.log
 117
 118 TC1_Check_Example-IPv4-Topology_Is_Filled_With_3_Routes
 119     [Documentation]    See new routes in example-ipv4-topology as a proof that synchronization was correct.
 120     [Tags]    critical
 121     Wait_For_Topology_To_Change_To    ${filled_json}    010_Filled.json
 122
 123 TC1_Connect_BGP_Peer
 124     [Documentation]    Start BGP peer tool
 125     [Tags]    critical
 126     Switch_To_BGP_Peer_Console
 127     Start_Console_Tool    ${BGP_PEER_COMMAND}    ${BGP_PEER_OPTIONS}
 128     Read_And_Fail_If_Prompt_Is_Seen
 129
 130 TC1_BGP_Peer_Check_Incomming_Updates_For_3_Introduced_Prefixes
 131     [Documentation]    Check incomming updates for new routes
 132     [Tags]    critical
 133     Switch_To_BGP_Peer_Console
 134     BuiltIn.Wait_Until_Keyword_Succeeds    60s    1s    Check_File_For_Word_Count    bgp_peer.log    nlri_prefix_received:    3
 135     Check_File_For_Word_Count    bgp_peer.log    nlri_prefix_received: 8.0.1.0/28    1
 136     Check_File_For_Word_Count    bgp_peer.log    nlri_prefix_received: 8.0.1.16/28    1
 137     Check_File_For_Word_Count    bgp_peer.log    nlri_prefix_received: 8.0.1.32/28    1
 138     Check_File_For_Word_Count    bgp_peer.log    withdrawn_prefix_received:    0
 139     [Teardown]    Report_Failure_Due_To_Bug    4714
 140
 141 TC1_BGP_Application_Peer_Delete_3_Initial_Routes
 142     [Documentation]    Start BGP application peer tool and give him ${BGP_APP_PEER_TIMEOUT}
 143     [Tags]    critical
 144     Switch_To_BGP_Application_Peer_Console
 145     Start_Console_Tool    ${BGP_APP_PEER_DELETE_COMMAND}    ${BGP_APP_PEER_OPTIONS}
 146     Wait_Until_Console_Tool_Finish    ${BGP_APP_PEER_TIMEOUT}
 147     Store_File_To_Workspace    bgp_app_peer.log    bgp_app_peer_delete_tc1.log
 148
 149 TC1_Check_Example-IPv4-Topology_Is_Empty
 150     [Documentation]    See new routes are deleted.
 151     [Tags]    critical
 152     Wait_For_Topology_To_Change_To    ${empty_json}    011_Empty.json
 153
 154 TC1_Peer_Check_Incomming_Updates_For_3_Withdrawn_Prefixes
 155     [Documentation]    Check incomming updates for new routes
 156     [Tags]    critical
 157     Switch_To_BGP_Peer_Console
 158     BuiltIn.Wait_Until_Keyword_Succeeds    60s    1s    Check_File_For_Word_Count    bgp_peer.log    withdrawn_prefix_received:    3
 159     Check_File_For_Word_Count    bgp_peer.log    withdrawn_prefix_received: 8.0.1.0/28    1
 160     Check_File_For_Word_Count    bgp_peer.log    withdrawn_prefix_received: 8.0.1.16/28    1
 161     Check_File_For_Word_Count    bgp_peer.log    withdrawn_prefix_received: 8.0.1.32/28    1
 162     Check_File_For_Word_Count    bgp_peer.log    nlri_prefix_received:    3
 163     [Teardown]    Report_Failure_Due_To_Bug    4714
 164
 165 TC1_Stop_BGP_Peer
 166     [Documentation]    Stop BGP peer tool
 167     [Tags]    critical
 168     Switch_To_BGP_Peer_Console
 169     Stop_Console_Tool
 170     Store_File_To_Workspace    bgp_peer.log    bgp_peer_tc1.log
 171
 172 TC2_Reconnect_BGP_Peer
 173     [Documentation]    Start BGP peer tool
 174     [Tags]    critical
 175     Switch_To_BGP_Peer_Console
 176     Start_Console_Tool    ${BGP_PEER_COMMAND}    ${BGP_PEER_OPTIONS}
 177     Read_And_Fail_If_Prompt_Is_Seen
 178     Check_File_For_Word_Count    bgp_peer.log    nlri_prefix_received:    0
 179     Check_File_For_Word_Count    bgp_peer.log    withdrawn_prefix_received:    0
 180
 181 TC2_BGP_Application_Peer_Put_3_Routes
 182     [Documentation]    Start BGP application peer tool and give him ${BGP_APP_PEER_TIMEOUT}
 183     [Tags]    critical
 184     Switch_To_BGP_Application_Peer_Console
 185     Start_Console_Tool    ${BGP_APP_PEER_PUT_COMMAND}    ${BGP_APP_PEER_OPTIONS}
 186     Wait_Until_Console_Tool_Finish    ${BGP_APP_PEER_TIMEOUT}
 187     Store_File_To_Workspace    bgp_app_peer.log    bgp_app_peer_put_tc2.log
 188
 189 TC2_Check_Example-IPv4-Topology_Is_Filled_With_3_Routes
 190     [Documentation]    See new routes in example-ipv4-topology as a proof that synchronization was correct.
 191     [Tags]    critical
 192     Wait_For_Topology_To_Change_To    ${filled_json}    020_Filled.json
 193
 194 TC2_BGP_Peer_Check_Incomming_Updates_For_3_Introduced_Prefixes
 195     [Documentation]    Check incomming updates for new routes
 196     [Tags]    critical
 197     Switch_To_BGP_Peer_Console
 198     BuiltIn.Wait_Until_Keyword_Succeeds    60s    1s    Check_File_For_Word_Count    bgp_peer.log    nlri_prefix_received:    3
 199     Check_File_For_Word_Count    bgp_peer.log    nlri_prefix_received: 8.0.1.0/28    1
 200     Check_File_For_Word_Count    bgp_peer.log    nlri_prefix_received: 8.0.1.16/28    1
 201     Check_File_For_Word_Count    bgp_peer.log    nlri_prefix_received: 8.0.1.32/28    1
 202     Check_File_For_Word_Count    bgp_peer.log    withdrawn_prefix_received:    0
 203
 204 TC2_BGP_Application_Peer_Delete_All_Routes
 205     [Documentation]    Start BGP application peer tool and give him ${BGP_APP_PEER_TIMEOUT}
 206     [Tags]    critical
 207     Switch_To_BGP_Application_Peer_Console
 208     Start_Console_Tool    ${BGP_APP_PEER_DELETE_ALL_COMMAND}    ${BGP_APP_PEER_OPTIONS}
 209     Wait_Until_Console_Tool_Finish    ${BGP_APP_PEER_TIMEOUT}
 210     Store_File_To_Workspace    bgp_app_peer.log    bgp_app_peer_delete_all_tc2.log
 211
 212 TC2_Check_Example-IPv4-Topology_Is_Empty
 213     [Documentation]    See new routes are deleted.
 214     [Tags]    critical
 215     Wait_For_Topology_To_Change_To    ${empty_json}    021_Empty.json
 216
 217 TC2_BGP_Peer_Check_Incomming_Updates_For_3_Withdrawn_Prefixes
 218     [Documentation]    Check incomming updates for new routes
 219     [Tags]    critical
 220     Switch_To_BGP_Peer_Console
 221     BuiltIn.Wait_Until_Keyword_Succeeds    60s    1s    Check_File_For_Word_Count    bgp_peer.log    withdrawn_prefix_received:    3
 222     Check_File_For_Word_Count    bgp_peer.log    withdrawn_prefix_received: 8.0.1.0/28    1
 223     Check_File_For_Word_Count    bgp_peer.log    withdrawn_prefix_received: 8.0.1.16/28    1
 224     Check_File_For_Word_Count    bgp_peer.log    withdrawn_prefix_received: 8.0.1.32/28    1
 225     Check_File_For_Word_Count    bgp_peer.log    nlri_prefix_received:    3
 226
 227 TC2_Stop_BGP_Peer
 228     [Documentation]    Stop BGP peer tool
 229     [Tags]    critical
 230     Switch_To_BGP_Peer_Console
 231     Stop_Console_Tool
 232     Store_File_To_Workspace    bgp_peer.log    bgp_peer_tc2.log
 233
 234 TC3_BGP_Application_Peer_Put_3_Routes
 235     [Documentation]    Start BGP application peer tool and give him ${BGP_APP_PEER_TIMEOUT}
 236     [Tags]    critical
 237     Switch_To_BGP_Application_Peer_Console
 238     Start_Console_Tool    ${BGP_APP_PEER_PUT_COMMAND}    ${BGP_APP_PEER_OPTIONS}
 239     Wait_Until_Console_Tool_Finish    ${BGP_APP_PEER_TIMEOUT}
 240     Store_File_To_Workspace    bgp_app_peer.log    bgp_app_peer_put_tc3.log
 241
 242 TC3_Check_Example-IPv4-Topology_Is_Filled_With_3_Routes
 243     [Documentation]    See new routes in example-ipv4-topology as a proof that synchronization was correct.
 244     [Tags]    critical
 245     Wait_For_Topology_To_Change_To    ${filled_json}    030_Filled.json
 246
 247 TC3_Reconnect_BGP_Peer_And_Check_Incomming_Updates_For_3_Introduced_Prefixes
 248     [Documentation]    Start BGP peer tool
 249     [Tags]    critical
 250     Switch_To_BGP_Peer_Console
 251     Start_Console_Tool    ${BGP_PEER_COMMAND}    ${BGP_PEER_OPTIONS}
 252     Read_And_Fail_If_Prompt_Is_Seen
 253     BuiltIn.Wait_Until_Keyword_Succeeds    60s    1s    Check_File_For_Word_Count    bgp_peer.log    nlri_prefix_received:    3
 254     Check_File_For_Word_Count    bgp_peer.log    nlri_prefix_received:    3
 255     Check_File_For_Word_Count    bgp_peer.log    nlri_prefix_received: 8.0.1.0/28    1
 256     Check_File_For_Word_Count    bgp_peer.log    nlri_prefix_received: 8.0.1.16/28    1
 257     Check_File_For_Word_Count    bgp_peer.log    nlri_prefix_received: 8.0.1.32/28    1
 258     Check_File_For_Word_Count    bgp_peer.log    withdrawn_prefix_received:    0
 259
 260 TC3_BGP_Application_Peer_Delete_All_Routes
 261     [Documentation]    Start BGP application peer tool and give him ${BGP_APP_PEER_TIMEOUT}
 262     [Tags]    critical
 263     Switch_To_BGP_Application_Peer_Console
 264     Start_Console_Tool    ${BGP_APP_PEER_DELETE_ALL_COMMAND}    ${BGP_APP_PEER_OPTIONS}
 265     Wait_Until_Console_Tool_Finish    ${BGP_APP_PEER_TIMEOUT}
 266     Store_File_To_Workspace    bgp_app_peer.log    bgp_app_peer_delete_all_tc3.log
 267
 268 TC3_Check_Example-IPv4-Topology_Is_Empty
 269     [Documentation]    See new routes are deleted.
 270     [Tags]    critical
 271     Wait_For_Topology_To_Change_To    ${empty_json}    031_Empty.json
 272
 273 TC3_BGP_Peer_Check_Incomming_Updates_For_3_Withdrawn_Prefixes
 274     [Documentation]    Check incomming updates for new routes
 275     [Tags]    critical
 276     Switch_To_BGP_Peer_Console
 277     BuiltIn.Wait_Until_Keyword_Succeeds    60s    1s    Check_File_For_Word_Count    bgp_peer.log    withdrawn_prefix_received:    3
 278     Check_File_For_Word_Count    bgp_peer.log    withdrawn_prefix_received: 8.0.1.0/28    1
 279     Check_File_For_Word_Count    bgp_peer.log    withdrawn_prefix_received: 8.0.1.16/28    1
 280     Check_File_For_Word_Count    bgp_peer.log    withdrawn_prefix_received: 8.0.1.32/28    1
 281     Check_File_For_Word_Count    bgp_peer.log    nlri_prefix_received:    3
 282
 283 TC3_Stop_BGP_Peer
 284     [Documentation]    Stop BGP peer tool
 285     [Tags]    critical
 286     Switch_To_BGP_Peer_Console
 287     Stop_Console_Tool
 288     Store_File_To_Workspace    bgp_peer.log    bgp_peer_tc3.log
 289
 290 Delete_Bgp_Peer_Configuration
 291     [Documentation]    Revert the BGP configuration to the original state: without any configured peers.
 292     [Tags]    critical
 293     ${template_as_string}=    BuiltIn.Set_Variable    {'NAME': 'example-bgp-peer'}
 294     ConfigViaRestconf.Delete_Xml_Template_Folder_Config_Via_Restconf    ${BGP_VARIABLES_FOLDER}${/}bgp_peer    ${template_as_string}
 295
 296 Delete_Bgp_Application_Peer_Configuration
 297     [Documentation]    Revert the BGP configuration to the original state: without any configured peers.
 298     [Tags]    critical
 299     ${template_as_string}=    BuiltIn.Set_Variable    {'NAME': 'example-bgp-peer-app'}
 300     ConfigViaRestconf.Delete_Xml_Template_Folder_Config_Via_Restconf    ${BGP_VARIABLES_FOLDER}${/}bgp_application_peer    ${template_as_string}
 301
 302 *** Keywords ***
 303 Setup_Everything
 304     [Documentation]    SSH-login to mininet machine, create HTTP session,
 305     ...    prepare directories for responses, put Python tool to mininet machine, setup imported resources.
 306     SetupUtils.Setup_Utils_For_Setup_And_Teardown
 307     SSHLibrary.Set_Default_Configuration    prompt=${TOOLS_SYSTEM_PROMPT}
 308     Open_BGP_Peer_Console
 309     SSHLibrary.Put_File    ${CURDIR}/../../../../tools/fastbgp/play.py
 310     Open_BGP_Aplicationp_Peer_Console
 311     SSHLibrary.Put_File    ${CURDIR}/../../../../tools/fastbgp/bgp_app_peer.py
 312     SSHLibrary.Put_File    ${CURDIR}/../../../../tools/fastbgp/ipv4-routes-template.xml
 313     OperatingSystem.Remove_Directory    ${EXPECTED_RESPONSES_FOLDER}    recursive=True
 314     OperatingSystem.Remove_Directory    ${ACTUAL_RESPONSES_FOLDER}    recursive=True
 315     # The previous suite may have been using the same directories.
 316     OperatingSystem.Create_Directory    ${EXPECTED_RESPONSES_FOLDER}
 317     OperatingSystem.Create_Directory    ${ACTUAL_RESPONSES_FOLDER}
 318     RequestsLibrary.Create_Session    operational    http://${ODL_SYSTEM_IP}:${RESTCONFPORT}${OPERATIONAL_TOPO_API}    auth=${AUTH}
 319     ConfigViaRestconf.Setup_Config_Via_Restconf
 320     KarafKeywords.Execute_Controller_Karaf_Command_On_Background    log:set ${CONTROLLER_LOG_LEVEL}
 321     KarafKeywords.Execute_Controller_Karaf_Command_On_Background    log:set ${CONTROLLER_BGP_LOG_LEVEL} org.opendaylight.bgpcep
 322     KarafKeywords.Execute_Controller_Karaf_Command_On_Background    log:set ${CONTROLLER_BGP_LOG_LEVEL} org.opendaylight.protocol
 323
 324 Teardown_Everything
 325     [Documentation]    Create and Log the diff between expected and actual responses, make sure Python tool was killed.
 326     ...    Tear down imported Resources.
 327     ${diff}=    OperatingSystem.Run    diff -dur ${EXPECTED_RESPONSES_FOLDER} ${ACTUAL_RESPONSES_FOLDER}
 328     BuiltIn.Log    ${diff}
 329     KillPythonTool.Search_And_Kill_Remote_Python    'play\.py'
 330     KillPythonTool.Search_And_Kill_Remote_Python    'bgp_app_peer\.py'
 331     ConfigViaRestconf.Teardown_Config_Via_Restconf
 332     RequestsLibrary.Delete_All_Sessions
 333     SSHLibrary.Close_All_Connections
 334
 335 Open_BGP_Peer_Console
 336     [Documentation]    Create a session for BGP peer.
 337     SSHLibrary.Open_Connection    ${TOOLS_SYSTEM_IP}    alias=bgp_peer_console
 338     Utils.Flexible_Mininet_Login
 339
 340 Open_BGP_Aplicationp_Peer_Console
 341     [Documentation]    Create a session for BGP peer.
 342     SSHLibrary.Open_Connection    ${TOOLS_SYSTEM_IP}    alias=bgp_app_peer_console
 343     Utils.Flexible_Mininet_Login
 344
 345 Switch_To_BGP_Peer_Console
 346     SSHLibrary.Switch Connection    bgp_peer_console
 347
 348 Switch_To_BGP_Application_Peer_Console
 349     SSHLibrary.Switch Connection    bgp_app_peer_console
 350
 351 Wait_For_Topology_To_Change_To
 352     [Arguments]    ${json_topology}    ${filename}    ${timeout}=10s    ${refresh}=1s
 353     [Documentation]    Normalize the expected json topology and save it to ${EXPECTED_RESPONSES_FOLDER}.
 354     ...    Wait until Compare_Topology matches. ${ACTUAL_RESPONSES_FOLDER} will hold its last result.
 355     ${topology_normalized}=    Normalize_And_Save_Expected_Json    ${json_topology}    ${filename}    ${EXPECTED_RESPONSES_FOLDER}
 356     BuiltIn.Wait_Until_Keyword_Succeeds    ${timeout}    ${refresh}    Compare_Topology    ${topology_normalized}    ${filename}
 357
 358 Verify_That_Topology_Does_Not_Change_From
 359     [Arguments]    ${json_topology}    ${filename}    ${timeout}=10s    ${refresh}=1s
 360     [Documentation]    Normalize the expected json topology and save it to ${EXPECTED_RESPONSES_FOLDER}.
 361     ...    Verify that Compare_Topology keeps passing. ${ACTUAL_RESPONSES_FOLDER} will hold its last result.
 362     ${topology_normalized}=    Normalize_And_Save_Expected_Json    ${json_topology}    ${filename}    ${EXPECTED_RESPONSES_FOLDER}
 363     WaitForFailure.Verify_Keyword_Does_Not_Fail_Within_Timeout    ${timeout}    ${refresh}    Compare_Topology    ${topology_normalized}    ${filename}
 364
 365 Compare_Topology
 366     [Arguments]    ${expected_normalized}    ${filename}
 367     [Documentation]    Get current example-ipv4-topology as json, normalize it, save to ${ACTUAL_RESPONSES_FOLDER}.
 368     ...    Check that status code is 200, check that normalized jsons match exactly.
 369     ${response}=    RequestsLibrary.Get Request    operational    topology/example-ipv4-topology
 370     BuiltIn.Log    ${response.status_code}
 371     BuiltIn.Log    ${response.text}
 372     ${actual_normalized}=    Normalize_And_Save_Expected_Json    ${response.text}    ${filename}    ${ACTUAL_RESPONSES_FOLDER}
 373     BuiltIn.Should_Be_Equal_As_Strings    ${response.status_code}    200
 374     BuiltIn.Should_Be_Equal    ${actual_normalized}    ${expected_normalized}
 375
 376 Normalize_And_Save_Expected_Json
 377     [Arguments]    ${json_text}    ${filename}    ${directory}
 378     [Documentation]    Normalize given json using hsf_json library. Log and save the result to given filename under given directory.
 379     ${json_normalized}=    hsf_json.Hsf_Json    ${json_text}
 380     BuiltIn.Log    ${json_normalized}
 381     OperatingSystem.Create_File    ${directory}${/}${filename}    ${json_normalized}
 382     # TODO: Should we prepend .json to the filename? When we detect it is not already prepended?
 383     [Return]    ${json_normalized}