[vendor_data] Refactor ASIC checks to use dut facts (#1531)

Summary: Adds a helper method to duthost for getting the ASIC type of the DUT

Signed-off-by: Danny Allen <daall@microsoft.com>

tests/common/broadcom_data.py

@@ -1,5 +1,2 @@
-SWITCH_HWSKUS = ["Force10-S6000", "Accton-AS7712-32X", "Celestica-DX010-C32",
-                 "Seastone-DX010", "Celestica-E1031-T48S4"]
-
-def is_broadcom_device(hwsku):
-    return hwsku in SWITCH_HWSKUS
+def is_broadcom_device(dut):
+    return dut.get_asic_type() == "broadcom"

tests/common/devices.py

@@ -333,6 +333,10 @@ def get_image_info(self):
         ret['installed_list'] = images
         return ret
 
+    def get_asic_type(self):
+        return dut.facts["asic_type"]
+
+
 class EosHost(AnsibleHostBase):
     """
     @summary: Class for Eos switch

tests/common/fixtures/advanced_reboot.py

@@ -127,8 +127,6 @@ def __buildTestbedData(self):
                 self.rebootData['lo_v6_prefix'] = str(ipaddress.ip_interface(intf['addr'] + '/64').network)
                 break
 
-        self.rebootData['minigraph_hwsku'] = self.mgFacts['minigraph_hwsku']
-
     def __updateNextHopIps(self):
         '''
         Update next hop IPs
@@ -240,7 +238,7 @@ def __handleMellanoxDut(self):
         '''
         if self.newSonicImage is not None and \
            self.rebootType == 'fast-reboot' and \
-           isMellanoxDevice(self.rebootData['minigraph_hwsku']):
+           isMellanoxDevice(self.duthost):
             logger.info('Handle Mellanox platform')
             nextImage = self.duthost.shell('sonic_installer list | grep Next | cut -f2 -d " "')['stdout']
             if 'SONiC-OS-201803' in self.currentImage and 'SONiC-OS-201811' in nextImage:

tests/common/mellanox_data.py

@@ -551,5 +551,5 @@
     }
 }
 
-def is_mellanox_device(hwsku):
-    return hwsku in SWITCH_HWSKUS
+def is_mellanox_device(dut):
+    return dut.get_asic_type() == "mellanox"

tests/common/system_utils/docker.py

@@ -117,16 +117,12 @@ def swap_syncd(dut, registry_file=SONIC_DOCKER_REGISTRY):
             registry_file (str): The registry file describing where to download the RPC image.
     """
 
-    minigraph_facts = dut.minigraph_facts(host=dut.hostname)["ansible_facts"]
-    hw_sku = minigraph_facts["minigraph_hwsku"]
-
-    # TODO: Getting the vendor identifier should be a common utility
-    if is_broadcom_device(hw_sku):
+    if is_broadcom_device(dut):
         vendor_id = "brcm"
-    elif is_mellanox_device(hw_sku):
+    elif is_mellanox_device(dut):
         vendor_id = "mlnx"
     else:
-        error_message = "HW SKU \"{}\" is not currently supported".format(hw_sku)
+        error_message = "\"{}\" is not currently supported".format(dut.get_asic_type())
         _LOGGER.error(error_message)
         raise ValueError(error_message)