extend yangra platform support

Summary:
as titled

Facebook

vendor patch

Reviewed By: shri-khare

Differential Revision:
D66852144

Privacy Context Container: L1125642

fbshipit-source-id: cd7770e5c8b54eaddba19ae7e2d5191bf4ceef23

fboss/agent/platforms/sai/SaiYangraPlatform.cpp

@@ -49,7 +49,11 @@ HwAsic* SaiYangraPlatform::getAsic() const {
 }
 const std::unordered_map<std::string, std::string>
 SaiYangraPlatform::getSaiProfileVendorExtensionValues() const {
-  return std::unordered_map<std::string, std::string>();
+  std::unordered_map<std::string, std::string> kv_map;
+  kv_map.insert(std::make_pair("SAI_KEY_NOT_DROP_SMAC_DMAC_EQUAL", "1"));
+  kv_map.insert(std::make_pair("SAI_KEY_RECLAIM_BUFFER_ENABLED", "0"));
+  kv_map.insert(std::make_pair("SAI_KEY_TRAP_PACKETS_USING_CALLBACK", "1"));
+  return kv_map;
 }
 
 const std::set<sai_api_t>& SaiYangraPlatform::getSupportedApiList() const {
@@ -70,13 +74,29 @@ SaiYangraPlatform::getAclFieldList() const {
   return std::nullopt;
 }
 std::string SaiYangraPlatform::getHwConfig() {
-  std::string xml_filename = "/usr/share/sai_5600.xml";
-  std::ifstream xml_file(xml_filename);
+  std::string xml_filename =
+      *config()->thrift.platform()->get_chip().get_asic().config();
+  std::string base_filename =
+      xml_filename.substr(0, xml_filename.find(".xml") + 4);
+  std::ifstream xml_file(base_filename);
   std::string xml_config(
       (std::istreambuf_iterator<char>(xml_file)),
       std::istreambuf_iterator<char>());
   // std::cout << "Read config from: " << xml_filename << std::endl;
   // std::cout << "Content:" << std::endl << xml_config << std::endl;
+  if (xml_filename.find(";disable_lb_filter") != std::string::npos) {
+    std::string keyTag = "</issu-enabled>";
+    std::string newKeyTag = "<lb_filter_disable>1</lb_filter_disable>";
+    int indentSpaces = 8;
+
+    size_t pos = xml_config.find(keyTag);
+    if (pos != std::string::npos) {
+      xml_config.insert(
+          pos + keyTag.length(), std::string(indentSpaces, ' ') + newKeyTag);
+    } else {
+      std::cerr << "Tag " << keyTag << " not found in XML." << std::endl;
+    }
+  }
   return xml_config;
 }
 

fboss/oss/hw_test_configs/yangra.agent.materialized_JSON

@@ -152,9 +152,8 @@
   },
   "platform": {
     "chip": {
-      "bcm": {
-        "config": {
-        }
+      "asic": {
+        "config": "/usr/share/sai_5600.xml"
       }
     }
   }