vslib: add SAI_VS_USE_CONFIGURED_SPEED_AS_OPER_SPEED option

Signed-off-by: Wataru Ishida <[email protected]>
sonic-net · Nov 14, 2024 · 9c1e265 · 9c1e265
1 parent 866985f
commit 9c1e265
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Showing 6 changed files with 37 additions and 13 deletions.
diff --git a/unittest/vslib/TestSwitchConfig.cpp b/unittest/vslib/TestSwitchConfig.cpp
@@ -67,13 +67,13 @@ TEST(SwitchConfig, parseBootType)
     EXPECT_EQ(type, SAI_VS_BOOT_TYPE_FAST);
 }
 
-TEST(SwitchConfig, parseUseTapDevice)
+TEST(SwitchConfig, parseBool)
 {
-    EXPECT_FALSE(SwitchConfig::parseUseTapDevice(nullptr));
+    EXPECT_FALSE(SwitchConfig::parseBool(nullptr));
 
-    EXPECT_FALSE(SwitchConfig::parseUseTapDevice("foo"));
+    EXPECT_FALSE(SwitchConfig::parseBool("foo"));
 
-    EXPECT_FALSE(SwitchConfig::parseUseTapDevice("false"));
+    EXPECT_FALSE(SwitchConfig::parseBool("false"));
 
-    EXPECT_TRUE(SwitchConfig::parseUseTapDevice("true"));
+    EXPECT_TRUE(SwitchConfig::parseBool("true"));
 }
diff --git a/vslib/Sai.cpp b/vslib/Sai.cpp
@@ -150,10 +150,16 @@ sai_status_t Sai::apiInitialize(
 
     const char *use_tap_dev = service_method_table->profile_get_value(0, SAI_KEY_VS_HOSTIF_USE_TAP_DEVICE);
 
-    auto useTapDevice = SwitchConfig::parseUseTapDevice(use_tap_dev);
+    auto useTapDevice = SwitchConfig::parseBool(use_tap_dev);
 
     SWSS_LOG_NOTICE("hostif use TAP device: %s", (useTapDevice ? "true" : "false"));
 
+    const char *use_configured_speed_as_oper_speed = service_method_table->profile_get_value(0, SAI_KEY_VS_USE_CONFIGURED_SPEED_AS_OPER_SPEED);
+
+    auto useConfiguredSpeedAsOperSpeed = SwitchConfig::parseBool(use_configured_speed_as_oper_speed);
+
+    SWSS_LOG_NOTICE("use configured speed as oper speed: %s", (useConfiguredSpeedAsOperSpeed ? "true" : "false"));
+
     auto cstrGlobalContext = service_method_table->profile_get_value(0, SAI_KEY_VS_GLOBAL_CONTEXT);
 
     m_globalContext = 0;
@@ -218,6 +224,7 @@ sai_status_t Sai::apiInitialize(
         sc->m_switchType = switchType;
         sc->m_bootType = bootType;
         sc->m_useTapDevice = useTapDevice;
+        sc->m_useConfiguredSpeedAsOperSpeed = useConfiguredSpeedAsOperSpeed;
         sc->m_laneMap = m_laneMapContainer->getLaneMap(sc->m_switchIndex);
 
         if (sc->m_laneMap == nullptr)

diff --git a/vslib/SwitchConfig.cpp b/vslib/SwitchConfig.cpp
@@ -141,14 +141,14 @@ bool SwitchConfig::parseBootType(
     return true;
 }
 
-bool SwitchConfig::parseUseTapDevice(
-        _In_ const char* useTapDeviceStr)
+bool SwitchConfig::parseBool(
+        _In_ const char* str)
 {
     SWSS_LOG_ENTER();
 
-    if (useTapDeviceStr)
+    if (str)
     {
-        return strcmp(useTapDeviceStr, "true") == 0;
+        return strcmp(str, "true") == 0;
     }
 
     return false;

diff --git a/vslib/SwitchConfig.h b/vslib/SwitchConfig.h
@@ -64,8 +64,8 @@ namespace saivs
                     _In_ const char* bootTypeStr,
                     _Out_ sai_vs_boot_type_t& bootType);
 
-            static bool parseUseTapDevice(
-                    _In_ const char* useTapDeviceStr);
+            static bool parseBool(
+                    _In_ const char* boolStr);
 
         public:
 
@@ -81,6 +81,8 @@ namespace saivs
 
             bool m_useTapDevice;
 
+            bool m_useConfiguredSpeedAsOperSpeed;
+
             std::shared_ptr<LaneMap> m_laneMap;
 
             std::shared_ptr<LaneMap> m_fabricLaneMap;

diff --git a/vslib/SwitchStateBase.cpp b/vslib/SwitchStateBase.cpp
@@ -2260,7 +2260,12 @@ sai_status_t SwitchStateBase::refresh_port_oper_speed(
     }
     else
     {
-        if (!vs_get_oper_speed(port_id, attr.value.u32))
+        if (m_switchConfig->m_useConfiguredSpeedAsOperSpeed)
+        {
+            attr.id = SAI_PORT_ATTR_SPEED;
+            CHECK_STATUS(get(SAI_OBJECT_TYPE_PORT, port_id, 1, &attr));
+        }
+        else if (!vs_get_oper_speed(port_id, attr.value.u32))
         {
             return SAI_STATUS_FAILURE;
         }

diff --git a/vslib/saivs.h b/vslib/saivs.h
@@ -56,6 +56,16 @@ extern "C" {
  */
 #define SAI_KEY_VS_HOSTIF_USE_TAP_DEVICE      "SAI_VS_HOSTIF_USE_TAP_DEVICE"
 
+/**
+ * @def SAI_KEY_VS_USE_CONFIGURED_SPEED_AS_OPER_SPEED
+ *
+ * Bool flag, (true/false). If set to true, SAI_PORT_ATTR_OPER_SPEED returns
+ * the SAI_PORT_ATTR_SPEED instead of querying the speed of veth
+ *
+ * By default this flag is set to false.
+ */
+#define SAI_KEY_VS_USE_CONFIGURED_SPEED_AS_OPER_SPEED "SAI_VS_USE_CONFIGURED_SPEED_AS_OPER_SPEED"
+
 /**
  * @def SAI_KEY_VS_CORE_PORT_INDEX_MAP_FILE
  *