Modified cases in suite test_bmc_network_mac

- Let user to specify Ethernet Interface name by channel number while
running, if not, the channel number default is 1.

Change-Id: Ib67b6bcb279c8c6b05b8b7650f6ff640fa97fb27
Signed-off-by: Tony Lee <tony.lee@quantatw.com>
diff --git a/lib/bmc_network_utils.robot b/lib/bmc_network_utils.robot
index 096cd5e..0bd6403 100644
--- a/lib/bmc_network_utils.robot
+++ b/lib/bmc_network_utils.robot
@@ -20,10 +20,13 @@
     # Description of argument(s):
     # mac_address  The mac address (e.g. 00:01:6c:80:02:28).
 
+    ${active_channel_config}=  Get Active Channel Config
+    ${ethernet_interface}=  Set Variable  ${active_channel_config['${CHANNEL_NUMBER}']['name']}
+
     Should Not Be Empty  ${mac_address}
     Open Connection And Log In
     ${bmc_mac_addr}  ${stderr}  ${rc}=  BMC Execute Command
-    ...  cat /sys/class/net/eth0/address
+    ...  cat /sys/class/net/${ethernet_interface}/address
     Run Keyword If  '${mac_address.lower()}' != '${bmc_mac_addr.lower()}'
     ...  Set MAC Address
 
@@ -35,13 +38,16 @@
     # Description of argument(s):
     # mac_address  The mac address (e.g. 00:01:6c:80:02:28).
 
+    ${active_channel_config}=  Get Active Channel Config
+    ${ethernet_interface}=  Set Variable  ${active_channel_config['${CHANNEL_NUMBER}']['name']}
+
     Write  fw_setenv ethaddr ${mac_address}
     OBMC Reboot (off)
 
     # Take SSH session post BMC reboot.
     Open Connection And Log In
     ${bmc_mac_addr}  ${stderr}  ${rc}=  BMC Execute Command
-    ...  cat /sys/class/net/eth0/address
+    ...  cat /sys/class/net/${ethernet_interface}/address
     Should Be Equal  ${bmc_mac_addr}  ${mac_address}  ignore_case=True
 
 
@@ -99,8 +105,11 @@
     # Sample output of "ip addr | grep ether":
     # link/ether xx.xx.xx.xx.xx.xx brd ff:ff:ff:ff:ff:ff
 
+    ${active_channel_config}=  Get Active Channel Config
+    ${ethernet_interface}=  Set Variable  ${active_channel_config['${CHANNEL_NUMBER}']['name']}
+
     ${cmd_output}  ${stderr}  ${rc}=  BMC Execute Command
-    ...  /sbin/ip addr | grep ether
+    ...  /sbin/ip addr | grep ${ethernet_interface} -A 1 | grep ether
 
     # Split the line and return MAC address.
     # Split list data:
diff --git a/redfish/managers/test_bmc_network_mac.robot b/redfish/managers/test_bmc_network_mac.robot
index f89dc65..182f7ec 100644
--- a/redfish/managers/test_bmc_network_mac.robot
+++ b/redfish/managers/test_bmc_network_mac.robot
@@ -122,9 +122,11 @@
     [Documentation]  Do suite setup tasks.
 
     Redfish.Login
+    ${active_channel_config}=  Get Active Channel Config
+    ${ethernet_interface}=  Set Variable  ${active_channel_config['${CHANNEL_NUMBER}']['name']}
 
     # Get BMC MAC address.
-    ${resp}=  redfish.Get  ${REDFISH_NW_ETH0_URI}
+    ${resp}=  redfish.Get  ${REDFISH_NW_ETH_IFACE}${ethernet_interface}
     Set Suite Variable  ${initial_mac_address}  ${resp.dict['MACAddress']}
 
     Validate MAC On BMC  ${initial_mac_address}
@@ -140,17 +142,20 @@
     # mac_address      MAC address of BMC.
     # expected_result  Expected status of MAC configuration.
 
+    ${active_channel_config}=  Get Active Channel Config
+    ${ethernet_interface}=  Set Variable  ${active_channel_config['${CHANNEL_NUMBER}']['name']}
+
     Redfish.Login
     ${payload}=  Create Dictionary  MACAddress=${mac_address}
 
-    Redfish.Patch  ${REDFISH_NW_ETH0_URI}  body=&{payload}
+    Redfish.Patch  ${REDFISH_NW_ETH_IFACE}${ethernet_interface}  body=&{payload}
     ...  valid_status_codes=[200, 400, 500]
 
     # After any modification on network interface, BMC restarts network
     # module, wait until it is reachable.
 
     Wait Until Keyword Succeeds  ${NETWORK_TIMEOUT}  ${NETWORK_RETRY_TIME}
-    ...  redfish.Get  ${REDFISH_NW_ETH0_URI}
+    ...  redfish.Get  ${REDFISH_NW_ETH_IFACE}${ethernet_interface}
 
     # Verify whether new MAC address is populated on BMC system.
     # It should not allow to configure invalid settings.