Added Redfish API for following operation

Reading a BIOS attribute using Redfish API
Set value to BIOS attribute using Redfish API
IOEnlarger capacity BIOS attribute can be update and read using

Signed-off-by: Maram Srimannarayana Murthy <msmurthy@linux.vnet.ibm.com>

common/OpTestEBMC.py

@@ -27,6 +27,7 @@
 from .OpTestSSH import OpTestSSH
 from .OpTestBMC import OpTestBMC
 from .Exceptions import HTTPCheck
+from .OpTestUtil import OpTestUtil
 from .OpTestConstants import OpTestConstants as BMC_CONST
 
 import OpTestLogger
@@ -73,6 +74,21 @@ def get_host_state(self, minutes=BMC_CONST.HTTP_RETRY):
         uri = '/redfish/v1/Systems/system/'
         r = self.conf.util_bmc_server.get(uri=uri, minutes=minutes)
         return r.json().get('BootProgress').get("LastState")
+
+    def get_bios_attribute_value(self, bios_attribute=None, minutes=BMC_CONST.HTTP_RETRY):
+        """
+        Get BIOS current attribute value using redfish api
+        """
+        uri = "redfish/v1/Systems/system/Memory/Bios"
+        r = self.conf.util_bmc_server.get(uri=uri, minutes=minutes)
+        return r.json().get("Attributes").get(bios_attribute)
+
+    def set_bios_attribute(self, bios_attribute=None, bios_attribute_val=None):
+        '''
+        Set BMC BIOS attribute to provided value
+        '''
+        uri = 'redfish/v1/Systems/system/Memory/BiosSettings'
+        return OpTestUtil.set_attribute_redfish(uri, bios_attribute, bios_attribute_val)
 
     def get_bmc_state(self):
         '''

common/OpTestUtil.py

@@ -2347,6 +2347,42 @@ def prepare_source(self,spec_file, host, dest_path, package, build_option=None):
             return host.host_run_command(f"ls -d -- {dest_path}/* | grep {package}")[0]
         except OpTestError:
             return ""
+
+    def set_attribute_redfish(self, uri, attribute_name, attribute_value):
+        """
+        Changing any attribute value using Redfish API
+        
+        :param uri: redfish uri at which the attribute can be updated
+        :param attribute_name: Should be same as attribute name in redfish
+        :param attribute_value: Value want be be updated for attribute
+        """
+        auth_token = self.generate_ssl_auth_token()
+        content_type = "-H 'Content-Type: application/json'"
+        rest_server = "https://{}/{}".format(self.conf.args.bmc_ip, uri)
+        attribute_param = '{"Attributes":{{attribute_name}:{attribute_value}}}'
+        curl_command = "curl -k -H X-Auth-Token: "+auth_token+" "+content_type+f" -X PATCH {rest_server} "+f"-d {attribute_param}"
+        try:
+            output = self.run_command(term_obj, curl_command)
+        except CommandFailed as cf:
+            return cf.output
+        return output
+
+    def generate_ssl_auth_token(self, ip_add = self.conf.args.bmc_ip):
+        """
+        Generates ssl key and returns the ssl key
+        """
+        payload = {
+            "username": self.conf.args.bmc_username,
+            "password": self.conf.args.bmc_password
+        }
+        response = requests.post("https://{ip_add}/redfish/v1/SessionService/Sessions",
+                                  json=payload)
+        token = reponse.json.get("token")
+        if token:
+            return token
+        else:
+            print("Token not found in response")
+            return None
 
 
 class Server(object):

testcases/MachineConfig.py

@@ -36,6 +36,7 @@
 from common import OpTestInstallUtil
 from common.OpTestUtil import OpTestUtil
 from common.OpTestSystem import OpSystemState
+from common.OpTestEBMC import EBMCHostManagement
 
 log = OpTestLogger.optest_logger_glob.get_logger(__name__)
 
@@ -98,6 +99,7 @@ def callConfig(self, key):
         if key == "cec":
             lmb_size= None
             num_hugepages = None
+            ioenlargecapacity = None
             setup = 0
             if not self.cv_HMC.lpar_vios:
                 self.skipTest("Please pass lpar_vios in config file.")
@@ -113,8 +115,12 @@ def callConfig(self, key):
                 setup = 1
                 num_hugepages = re.findall(
                         'hugepages=[0-9]+', str(self.machine_config))[0].split('=')[1]
+            if "iocapacity" in config_value:
+                setup = 1
+                ioenlargecapacity = re.findall(
+                        'iocapacity=[0-9]+', str(self.machine_config))[0].split('=')[1]
 
-            status = CecConfig(self.cv_HMC,self.system_name,self.lpar_name,self.lpar_prof,lmb=lmb_size,hugepages=num_hugepages).CecSetup()
+            status = CecConfig(self.cv_HMC,self.system_name,self.lpar_name,self.lpar_prof,lmb=lmb_size,hugepages=num_hugepages,iocapacity=ioenlargecapacity).CecSetup()
             if status:
                 self.fail(status)
             if not setup:
@@ -356,16 +362,17 @@ class CecConfig():
     Ex: machine_config={"cec":"hugepages=4"}
     '''
     def __init__(self, cv_HMC=None, system_name= None,
-                 lpar_name=None, lpar_prof=None, lmb=None, hugepages=None):
+                 lpar_name=None, lpar_prof=None, lmb=None, hugepages=None, iocapacity=None):
 
         self.cv_HMC = cv_HMC
         self.system_name = system_name
         self.lpar_name = lpar_name
         self.lpar_prof = lpar_prof
         self.lmb_size = lmb
         self.num_hugepages = hugepages
+        self.ioenlargecapacity = iocapacity
         self.setup = 0
-        self.cec_dict = {'lmb_cec': None, 'hugepages': None}
+        self.cec_dict = {'lmb_cec': None, 'hugepages': None, 'iocapcity': None}
 
     def CecSetup(self):
 
@@ -376,6 +383,8 @@ def CecSetup(self):
             self.lmb_setup()
         if self.cec_dict['hugepages'] is not None:
             self.hugepage_16gb_setup()
+        if self.cec_dict['iocapacity'] is not None:
+            self.io_enlarge_cpacity()
         if self.setup:
             self.cv_HMC.poweron_system()
             self.ValidateCEC_Setup()
@@ -400,6 +409,8 @@ def ValidateCEC_Setup(self):
                 self.setting_16gb_hugepage_profile()
             else:
                 self.cec_dict['hugepages'] = self.num_hugepages
+        if self.ioenlargecapacity:
+            self.io_enlarge_capacity()
 
     def lmb_setup(self):
         #Configure the lmb as per user request
@@ -417,6 +428,30 @@ def setting_16gb_hugepage_profile(self):
            int(self.current_hgpg[0]))
         self.cv_HMC.set_lpar_cfg(attrs)
 
+    def io_enlarge_capacity(self):
+        cur_iocapacity = self.get_current_ioadapter_enlarged_capacity()
+        if cur_iocapacity != self.ioenlargecapacity:
+            self.set_ioenlarge_capacity()
+
+    def get_current_ioadapter_enlarged_capacity(self):
+        """
+        Get ioadapter enlarged capcity value
+        """
+        log.debug("=====Get current IOAdapter Enlarge Capacity=====")
+        return EBMCHostManagement.get_bios_attribute_value(
+            bios_attribute="hb_ioadapter_enlarged_capacity_current"
+        )
+
+    def set_ioenlarge_capacity(self):
+        """
+        Set ioadapter enlarged capcity value
+        """
+        log.debug("=====Set IOAdapter Enlarge Capacity=====")
+        EBMCHostManagement.set_bios_attribute(
+                    bios_attribute="hb_ioadapter_enlarged_capacity",
+                    bios_attribute_val=self.ioenlargecapacity
+                )    
+
 class OsConfig():
     '''
     This Class assign  huge page in the system   based on MMU either Radix or hash and validate