*** Settings ***
Documentation    Vmi network utilities keywords.

Resource         ../../lib/resource.robot
Resource         ../../lib/bmc_redfish_resource.robot
Resource         ../../lib/openbmc_ffdc.robot
Resource         ../../lib/bmc_redfish_utils.robot
Resource         ../../lib/state_manager.robot
Resource         ../../lib/bmc_network_utils.robot
Library          ../../lib/bmc_network_utils.py

*** Variables ***

&{DHCP_ENABLED}           DHCPEnabled=${True}
&{DHCP_DISABLED}          DHCPEnabled=${False}

&{ENABLE_DHCP}            DHCPv4=&{DHCP_ENABLED}
&{DISABLE_DHCP}           DHCPv4=&{DHCP_DISABLED}

${wait_time}              10s
${ethernet_interface}     eth0

*** Keywords ***

Set Static IPv4 Address To VMI And Verify
    [Documentation]  Set static IPv4 address to VMI.
    [Arguments]  ${ip}  ${gateway}  ${netmask}  ${valid_status_code}=${HTTP_ACCEPTED}
    ...  ${interface}=${ethernet_interface}

    # Description of argument(s):
    # ip                 VMI IPv4 address.
    # gateway            Gateway for VMI IP.
    # netmask            Subnetmask for VMI IP.
    # valid_status_code  Expected valid status code from GET request. Default is HTTP_ACCEPTED.
    # interface          VMI interface (eg. eth0 or eth1).

    ${ip_details}=  Create dictionary  Address=${ip}  SubnetMask=${netmask}  Gateway=${gateway}
    ${ip_data}=  Create List  ${ip_details}
    ${resp}=  Redfish.Patch  /redfish/v1/Systems/hypervisor/EthernetInterfaces/${interface}
    ...  body={'IPv4StaticAddresses':${ip_data}}  valid_status_codes=[${valid_status_code}]

    # Wait few seconds for new configuration to get populated on runtime.
    Sleep  ${wait_time}

    Return From Keyword If  ${valid_status_code} != ${HTTP_ACCEPTED}
    ${host_power_state}  ${host_state}=   Redfish Get Host State
    Run Keyword If  '${host_power_state}' == 'On' and '${host_state}' == 'Enabled'
    ...  Verify VMI Network Interface Details  ${ip}  Static  ${gateway}  ${netmask}  ${interface}

Verify VMI Network Interface Details
    [Documentation]  Verify VMI network interface details.
    [Arguments]  ${ip}  ${origin}  ${gateway}  ${netmask}
    ...  ${interface}=${ethernet_interface}  ${valid_status_code}=${HTTP_OK}

    # Description of argument(s):
    # ip                 VMI IPv4 address.
    # origin             Origin of IPv4 address eg. Static or DHCP.
    # gateway            Gateway for VMI IP.
    # netmask            Subnetmask for VMI IP.
    # interface          VMI interface (eg. eth0 or eth1).
    # valid_status_code  Expected valid status code from GET request. Default is HTTP_OK.

    ${vmi_ip}=  Get VMI Network Interface Details  ${interface}  ${valid_status_code}
    Should Be Equal As Strings  ${origin}  ${vmi_ip["IPv4_AddressOrigin"]}
    Should Be Equal As Strings  ${gateway}  ${vmi_ip["IPv4_Gateway"]}
    Should Be Equal As Strings  ${netmask}  ${vmi_ip["IPv4_SubnetMask"]}
    Should Be Equal As Strings  ${ip}  ${vmi_ip["IPv4_Address"]}

Delete VMI IPv4 Address
    [Documentation]  Delete VMI IPv4 address.
    [Arguments]  ${delete_param}=IPv4StaticAddresses  ${valid_status_code}=${HTTP_ACCEPTED}
    ...  ${interface}=${ethernet_interface}

    # Description of argument(s):
    # delete_param       Parameter to be deleted eg. IPv4StaticAddresses or IPv4Addresses.
    #                    Default is IPv4StaticAddresses.
    # valid_status_code  Expected valid status code from PATCH request. Default is HTTP_OK.
    # interface          VMI interface (eg. eth0 or eth1).

    ${data}=  Set Variable  {"${delete_param}": [${Null}]}
    ${resp}=  Redfish.Patch
    ...  /redfish/v1/Systems/hypervisor/EthernetInterfaces/${interface}
    ...  body=${data}  valid_status_codes=[${valid_status_code}]

    Return From Keyword If  ${valid_status_code} != ${HTTP_ACCEPTED}

    # Wait few seconds for configuration to get effective.
    Sleep  ${wait_time}
    ${vmi_ip}=  Get VMI Network Interface Details  ${interface}
    Should Be Empty  ${vmi_ip["IPv4_Address"]}

Set VMI IPv4 Origin
    [Documentation]  Set VMI IPv4 origin.
    [Arguments]  ${dhcp_enabled}=${False}  ${valid_status_code}=${HTTP_ACCEPTED}
    ...  ${interface}=${ethernet_interface}

    # Description of argument(s):
    # dhcp_enabled       True if user wants to enable DHCP. Default is Static, hence value is set to False.
    # valid_status_code  Expected valid status code from PATCH request. Default is HTTP_OK.
    # interface          VMI interface (eg. eth0 or eth1).

    ${data}=  Set Variable If  ${dhcp_enabled} == ${False}  ${DISABLE_DHCP}  ${ENABLE_DHCP}
    ${resp}=  Redfish.Patch
    ...  /redfish/v1/Systems/hypervisor/EthernetInterfaces/${interface}
    ...  body=${data}  valid_status_codes=[${valid_status_code}]

    Sleep  ${wait_time}
    Return From Keyword If  ${valid_status_code} != ${HTTP_ACCEPTED}
    ${resp}=  Redfish.Get
    ...  /redfish/v1/Systems/hypervisor/EthernetInterfaces/${interface}
    Should Be Equal  ${resp.dict["DHCPv4"]["DHCPEnabled"]}  ${dhcp_enabled}

Get VMI Network Interface Details
    [Documentation]  Get VMI network interface details.
    [Arguments]  ${interface}=${ethernet_interface}  ${valid_status_code}=${HTTP_OK}

    # Description of argument(s):
    # interface          VMI interface (eg. eth0 or eth1).
    # valid_status_code  Expected valid status code from GET request.

    # Note: It returns a dictionary of VMI ethernet interface parameters.

    ${resp}=  Redfish.Get
    ...  /redfish/v1/Systems/hypervisor/EthernetInterfaces/${interface}
    ...  valid_status_codes=[${valid_status_code}]

    ${ip_resp}=  Evaluate  json.loads(r'''${resp.text}''')  json

    ${ip_exists}=  Set Variable If  ${ip_resp["IPv4Addresses"]} == @{empty}  ${False}  ${True}
    ${static_exists}=  Set Variable If  ${ip_resp["IPv4StaticAddresses"]} == @{empty}  ${False}  ${True}

    ${vmi_ip}=  Run Keyword If   ${ip_exists} == ${True}
    ...  Create Dictionary  DHCPv4=${${ip_resp["DHCPv4"]["DHCPEnabled"]}}  Id=${ip_resp["Id"]}
    ...  Description=${ip_resp["Description"]}  IPv4_Address=${ip_resp["IPv4Addresses"][0]["Address"]}
    ...  IPv4_AddressOrigin=${ip_resp["IPv4Addresses"][0]["AddressOrigin"]}  Name=${ip_resp["Name"]}
    ...  IPv4_Gateway=${ip_resp["IPv4Addresses"][0]["Gateway"]}
    ...  InterfaceEnabled=${${ip_resp["InterfaceEnabled"]}}
    ...  IPv4_SubnetMask=${ip_resp["IPv4Addresses"][0]["SubnetMask"]}
    ...  IPv4StaticAddresses=${${static_exists}}
    ...  ELSE
    ...  Create Dictionary  DHCPv4=${${ip_resp["DHCPv4"]["DHCPEnabled"]}}  Id=${ip_resp["Id"]}
    ...  Description=${ip_resp["Description"]}  IPv4StaticAddresses=${ip_resp["IPv4StaticAddresses"]}
    ...  IPv4_Address=${ip_resp["IPv4Addresses"]}  Name=${ip_resp["Name"]}
    ...  InterfaceEnabled=${${ip_resp["InterfaceEnabled"]}}

    [Return]  &{vmi_ip}


Get VMI Interfaces
    [Documentation]  Get VMI network interface.
    [Arguments]  ${valid_status_code}=${HTTP_OK}

    # Description of argument(s):
    # valid_status_code  Expected valid status code from GET request.
    #                    By default set to ${HTTP_OK}.

    ${resp}=  Redfish.Get  /redfish/v1/Systems/hypervisor/EthernetInterfaces
    ...  valid_status_codes=[${valid_status_code}]

    ${resp}=  Evaluate  json.loads(r'''${resp.text}''')  json
    ${interfaces_uri}=  Set Variable  ${resp["Members"]}
    ${interface_list}=  Create List
    ${number_of_interfaces}=  Get Length  ${interfaces_uri}
    FOR  ${interface}  IN RANGE  ${number_of_interfaces}
        ${_}  ${interface_value}=  Split String From Right  ${interfaces_uri[${interface}]}[@odata.id]  /  1
        Append To List  ${interface_list}  ${interface_value}
    END

   [Return]  @{interface_list}


Verify VMI EthernetInterfaces
    [Documentation]  Verify VMI ethernet interfaces.
    [Arguments]  ${valid_status_code}=${HTTP_OK}

    # Description of argument(s):
    # valid_status_code  Expected valid status code from GET request.

    ${resp}=  Redfish.Get  /redfish/v1/Systems/hypervisor/EthernetInterfaces
    ...  valid_status_codes=[${valid_status_code}]

    ${resp}=  Evaluate  json.loads(r'''${resp.text}''')  json
    ${interfaces}=  Set Variable  ${resp["Members"]}

    ${number_of_interfaces}=  Get Length  ${interfaces}
    FOR  ${i}  IN RANGE  ${number_of_interfaces}
        Should Be Equal As Strings  ${interfaces[${i}]}[@odata.id]
        ...  /redfish/v1/Systems/hypervisor/EthernetInterfaces/eth${i}
    END
    Should Be Equal  ${resp["Members@odata.count"]}  ${number_of_interfaces}

Get And Set Static VMI IP
    [Documentation]  Get a suitable VMI IP and set it.
    [Arguments]   ${host}=${OPENBMC_HOST}  ${network_active_channel}=${CHANNEL_NUMBER}
    ...  ${interface}=eth0  ${valid_status_code}=${HTTP_ACCEPTED}

    # Description of argument(s):
    # host                    BMC host name or IP address.
    # network_active_channel  Ethernet channel number (e.g.1 or 2).
    # interface               VMI interface (eg. eth0 or eth1).
    # valid_status_code       Expected valid status code from PATCH request. Default is HTTP_ACCEPTED.

    ${vmi_ip}=  Get First Non Pingable IP From Subnet  ${host}
    ${bmc_ip_data}=  Get Network Configuration  ${network_active_channel}

    Set Static IPv4 Address To VMI And Verify  ${vmi_ip}  ${bmc_ip_data[0]['Gateway']}
    ...  ${bmc_ip_data[0]['SubnetMask']}  ${valid_status_code}  ${interface}

    [Return]   ${vmi_ip}  ${bmc_ip_data}