*** Settings ***
Documentation     Test suite for SFC Service Function Chains, Operates Chains from Restconf APIs.
Suite Setup       Init Suite
Suite Teardown    Delete All Sessions
Library           SSHLibrary
Library           Collections
Library           OperatingSystem
Library           RequestsLibrary
Variables         ../../../variables/Variables.py
Resource          ../../../libraries/Utils.robot

*** Test Cases ***
Put Service Function Chains
    [Documentation]    Add Service Function Chains from JSON file
    Add Elements To URI From File    ${SERVICE_CHAINS_URI}    ${SERVICE_CHAINS_FILE}
    ${body}    OperatingSystem.Get File    ${SERVICE_CHAINS_FILE}
    ${jsonbody}    To Json    ${body}
    ${chains}    Get From Dictionary    ${jsonbody}    service-function-chains
    ${resp}    RequestsLibrary.Get Request    session    ${SERVICE_CHAINS_URI}
    Should Be Equal As Strings    ${resp.status_code}    200
    ${result}    To JSON    ${resp.content}
    ${chain}    Get From Dictionary    ${result}    service-function-chains
    Lists Should be Equal    ${chain}    ${chains}

Delete All Service Function Chains
    [Documentation]    Delete all Service Function Chains
    ${resp}    RequestsLibrary.Get Request    session    ${SERVICE_CHAINS_URI}
    Should Be Equal As Strings    ${resp.status_code}    200
    Remove All Elements At URI    ${SERVICE_CHAINS_URI}
    ${resp}    RequestsLibrary.Get Request    session    ${SERVICE_CHAINS_URI}
    Should Be Equal As Strings    ${resp.status_code}    404

Get one Service Function Chain
    [Documentation]    Get one Service Function Chain
    Remove All Elements At URI    ${SERVICE_CHAINS_URI}
    Add Elements To URI From File    ${SERVICE_CHAINS_URI}    ${SERVICE_CHAINS_FILE}
    ${elements}=    Create List    SFC1    dpi-abstract1    napt44-abstract1    firewall-abstract1
    Check For Elements At URI    ${SERVICE_CHAINS_URI}service-function-chain/SFC1    ${elements}

Get A Non-existing Service Function Chain
    [Documentation]    Get A Non-existing Service Function Chain
    Remove All Elements At URI    ${SERVICE_CHAINS_URI}
    Add Elements To URI From File    ${SERVICE_CHAINS_URI}    ${SERVICE_CHAINS_FILE}
    ${resp}    RequestsLibrary.Get Request    session    ${SERVICE_CHAINS_URI}service-function-chain/non-existing-sfc
    Should Be Equal As Strings    ${resp.status_code}    404

Delete A Service Function Chain
    [Documentation]    Delete A Service Function Chain
    Remove All Elements At URI    ${SERVICE_CHAINS_URI}
    Add Elements To URI From File    ${SERVICE_CHAINS_URI}    ${SERVICE_CHAINS_FILE}
    ${resp}    RequestsLibrary.Get Request    session    ${SERVICE_CHAINS_URI}service-function-chain/SFC1
    Should Be Equal As Strings    ${resp.status_code}    200
    Remove All Elements At URI    ${SERVICE_CHAINS_URI}service-function-chain/SFC1
    ${elements}=    Create List    SFC1    dpi-abstract1    napt44-abstract1    firewall-abstract1
    Check For Elements Not At URI    ${SERVICE_CHAINS_URI}    ${elements}

Delete A Non-existing Service Function Chain
    [Documentation]    Delete A Non existing Service Function Chain
    Remove All Elements At URI    ${SERVICE_CHAINS_URI}
    Add Elements To URI From File    ${SERVICE_CHAINS_URI}    ${SERVICE_CHAINS_FILE}
    ${body}    OperatingSystem.Get File    ${SERVICE_CHAINS_FILE}
    ${jsonbody}    To Json    ${body}
    ${chains}    Get From Dictionary    ${jsonbody}    service-function-chains
    Remove All Elements At URI    ${SERVICE_CHAINS_URI}service-function-chain/non-existing-sfc
    ${resp}    RequestsLibrary.Get Request    session    ${SERVICE_CHAINS_URI}
    Should Be Equal As Strings    ${resp.status_code}    200
    ${result}    To JSON    ${resp.content}
    ${chain}    Get From Dictionary    ${result}    service-function-chains
    Lists Should be Equal    ${chain}    ${chains}

Put one Service Function Chain
    [Documentation]    Put one Service Function Chain
    Remove All Elements At URI    ${SERVICE_CHAINS_URI}
    Add Elements To URI From File    ${SERVICE_CHAIN100_URI}    ${SERVICE_CHAIN100_FILE}
    ${elements}=    Create List    SFC100    dpi-abstract100    napt44-abstract100    firewall-abstract100
    Check For Elements At URI    ${SERVICE_CHAIN100_URI}    ${elements}
    Check For Elements At URI    ${SERVICE_CHAINS_URI}    ${elements}

Get one Service Function From Chain
    [Documentation]    Get one Service Function From Chain
    Remove All Elements At URI    ${SERVICE_CHAINS_URI}
    Add Elements To URI From File    ${SERVICE_CHAINS_URI}    ${SERVICE_CHAINS_FILE}
    ${elements}=    Create List    dpi-abstract1    "order":0    "type":"dpi"
    Check For Elements At URI    ${SERVICE_CHAINS_URI}service-function-chain/SFC1/sfc-service-function/dpi-abstract1    ${elements}

Get A Non-existing Service Function From Chain
    [Documentation]    Get A Non-existing Service Function From Chain
    Remove All Elements At URI    ${SERVICE_CHAINS_URI}
    Add Elements To URI From File    ${SERVICE_CHAINS_URI}    ${SERVICE_CHAINS_FILE}
    ${resp}    RequestsLibrary.Get Request    session    ${SERVICE_CHAINS_URI}service-function-chain/SFC1/sfc-service-function/non-existing-sft
    Should Be Equal As Strings    ${resp.status_code}    404

Delete A Service Function From Chain
    [Documentation]    Delete A Service Function From Chain
    Remove All Elements At URI    ${SERVICE_CHAINS_URI}
    Add Elements To URI From File    ${SERVICE_CHAINS_URI}    ${SERVICE_CHAINS_FILE}
    Remove All Elements At URI    ${SERVICE_CHAINS_URI}service-function-chain/SFC1/sfc-service-function/dpi-abstract1
    ${resp}    RequestsLibrary.Get Request    session    ${SERVICE_CHAINS_URI}
    Should Be Equal As Strings    ${resp.status_code}    200
    Should Contain    ${resp.content}    SFC1
    ${elements}=    Create List    dpi-abstract1    service-function-type:dpi
    Check For Elements Not At URI    ${SERVICE_CHAINS_URI}service-function-chain/SFC1/    ${elements}

Delete A Non-existing Service Function From Chain
    [Documentation]    Delete A Non existing Service Function From Chain
    Remove All Elements At URI    ${SERVICE_CHAINS_URI}
    Add Elements To URI From File    ${SERVICE_CHAINS_URI}    ${SERVICE_CHAINS_FILE}
    Remove All Elements At URI    ${SERVICE_CHAINS_URI}service-function-chain/SFC1/sfc-service-function/non-existing-sft
    ${elements}=    Create List    dpi-abstract1    napt44-abstract1    firewall-abstract1
    Check For Elements At URI    ${SERVICE_CHAINS_URI}service-function-chain/SFC1    ${elements}
    Check For Elements At URI    ${SERVICE_CHAINS_URI}    ${elements}

Put one Service Function into Chain
    [Documentation]    Put one Service Function Chain
    Remove All Elements At URI    ${SERVICE_CHAINS_URI}
    Add Elements To URI From File    ${SERVICE_CHAINS_URI}    ${SERVICE_CHAINS_FILE}
    Add Elements To URI From File    ${SERVICE_CHAIN100_SFIDS_URI}    ${SERVICE_CHAIN100_SFIDS_FILE}
    ${elements}=    Create List    ids-abstract100    "order":3    "type":"ids"
    Check For Elements At URI    ${SERVICE_CHAIN100_SFIDS_URI}    ${elements}
    Check For Elements At URI    ${SERVICE_CHAIN100_URI}    ${elements}
    Check For Elements At URI    ${SERVICE_CHAINS_URI}    ${elements}

Clean All Service Function Chains After Tests
    [Documentation]    Delete all Service Function Chains From Datastore After Tests
    Remove All Elements At URI    ${SERVICE_CHAINS_URI}

*** keywords ***
Init Suite
    [Documentation]    Initialize session and ODL version specific variables
    Create Session    session    http://${ODL_SYSTEM_IP}:${RESTCONFPORT}    auth=${AUTH}    headers=${HEADERS}
    log    ${ODL_STREAM}
    Run Keyword If    '${ODL_STREAM}' == 'stable-lithium'    Set Suite Variable    ${VERSION_DIR}    lithium
    ...    ELSE    Set Suite Variable    ${VERSION_DIR}    master
    Set Suite Variable    ${SERVICE_CHAINS_URI}    /restconf/config/service-function-chain:service-function-chains/
    Set Suite Variable    ${SERVICE_CHAINS_FILE}    ${CURDIR}/../../../variables/sfc/${VERSION_DIR}/service-function-chains.json
    Set Suite Variable    ${SERVICE_CHAIN100_URI}    /restconf/config/service-function-chain:service-function-chains/service-function-chain/SFC100
    Set Suite Variable    ${SERVICE_CHAIN100_FILE}    ${CURDIR}/../../../variables/sfc/${VERSION_DIR}/sfc_chain_100.json
    Set Suite Variable    ${SERVICE_CHAIN100_SFIDS_URI}    /restconf/config/service-function-chain:service-function-chains/service-function-chain/SFC100/sfc-service-function/ids-abstract100
    Set Suite Variable    ${SERVICE_CHAIN100_SFIDS_FILE}    ${CURDIR}/../../../variables/sfc/${VERSION_DIR}/sfc_chain_100_sfids.json