add KVS configuration feature for esp32 platform (#21825)

Author: Jerry-ESP

config/esp32/components/chip/Kconfig

@@ -835,6 +835,12 @@ menu "CHIP Device Layer"
             default "nvs"
             help
                 Label of the partition to store key-values in the "chip-counters" namespace.
+        
+        config CHIP_KVS_NAMESPACE_PARTITION_LABEL
+            string "chip-kvs namespace partition label"
+            default "nvs"
+            help
+                Label of the partition to store key-values in the "chip-kvs" namespace.
 
     endmenu
 

src/platform/ESP32/CHIPDevicePlatformConfig.h

@@ -97,4 +97,5 @@
 #define CHIP_DEVICE_CONFIG_CHIP_FACTORY_NAMESPACE_PARTITION CONFIG_CHIP_FACTORY_NAMESPACE_PARTITION_LABEL
 #define CHIP_DEVICE_CONFIG_CHIP_CONFIG_NAMESPACE_PARTITION CONFIG_CHIP_CONFIG_NAMESPACE_PARTITION_LABEL
 #define CHIP_DEVICE_CONFIG_CHIP_COUNTERS_NAMESPACE_PARTITION CONFIG_CHIP_COUNTERS_NAMESPACE_PARTITION_LABEL
+#define CHIP_DEVICE_CONFIG_CHIP_KVS_NAMESPACE_PARTITION CONFIG_CHIP_KVS_NAMESPACE_PARTITION_LABEL
 #define CHIP_DEVICE_CONFIG_ENABLE_DEVICE_INSTANCE_INFO_PROVIDER CONFIG_ENABLE_ESP32_DEVICE_INSTANCE_INFO_PROVIDER

src/platform/ESP32/ConfigurationManagerImpl.cpp

@@ -119,6 +119,8 @@ CHIP_ERROR ConfigurationManagerImpl::Init()
     SuccessOrExit(MapConfigError(esp_err));
     esp_err = nvs_flash_init_partition(CHIP_DEVICE_CONFIG_CHIP_COUNTERS_NAMESPACE_PARTITION);
     SuccessOrExit(MapConfigError(esp_err));
+    esp_err = nvs_flash_init_partition(CHIP_DEVICE_CONFIG_CHIP_KVS_NAMESPACE_PARTITION);
+    SuccessOrExit(MapConfigError(esp_err));
 #endif
 
     // Force initialization of NVS namespaces if they doesn't already exist.

src/platform/ESP32/KeyValueStoreManagerImpl.cpp

@@ -75,7 +75,7 @@ CHIP_ERROR KeyValueStoreManagerImpl::_Get(const char * key, void * value, size_t
     VerifyOrReturnError(offset_bytes == 0, CHIP_ERROR_NOT_IMPLEMENTED);
 
     Internal::ScopedNvsHandle handle;
-    ReturnErrorOnFailure(handle.Open(kNamespace, NVS_READONLY));
+    ReturnErrorOnFailure(handle.Open(kNamespace, NVS_READONLY, CHIP_DEVICE_CONFIG_CHIP_KVS_NAMESPACE_PARTITION));
 
     char keyHash[NVS_KEY_NAME_MAX_SIZE];
     VerifyOrDo(HashIfLongKey(key, keyHash) == false, key = keyHash);
@@ -95,7 +95,7 @@ CHIP_ERROR KeyValueStoreManagerImpl::_Put(const char * key, const void * value,
     VerifyOrReturnError(value, CHIP_ERROR_INVALID_ARGUMENT);
 
     Internal::ScopedNvsHandle handle;
-    ReturnErrorOnFailure(handle.Open(kNamespace, NVS_READWRITE));
+    ReturnErrorOnFailure(handle.Open(kNamespace, NVS_READWRITE, CHIP_DEVICE_CONFIG_CHIP_KVS_NAMESPACE_PARTITION));
 
     char keyHash[NVS_KEY_NAME_MAX_SIZE];
     VerifyOrDo(HashIfLongKey(key, keyHash) == false, key = keyHash);
@@ -112,7 +112,7 @@ CHIP_ERROR KeyValueStoreManagerImpl::_Delete(const char * key)
 {
     Internal::ScopedNvsHandle handle;
 
-    ReturnErrorOnFailure(handle.Open(kNamespace, NVS_READWRITE));
+    ReturnErrorOnFailure(handle.Open(kNamespace, NVS_READWRITE, CHIP_DEVICE_CONFIG_CHIP_KVS_NAMESPACE_PARTITION));
 
     char keyHash[NVS_KEY_NAME_MAX_SIZE];
     VerifyOrDo(HashIfLongKey(key, keyHash) == false, key = keyHash);
@@ -129,7 +129,7 @@ CHIP_ERROR KeyValueStoreManagerImpl::EraseAll(void)
 {
     Internal::ScopedNvsHandle handle;
 
-    ReturnErrorOnFailure(handle.Open(kNamespace, NVS_READWRITE));
+    ReturnErrorOnFailure(handle.Open(kNamespace, NVS_READWRITE, CHIP_DEVICE_CONFIG_CHIP_KVS_NAMESPACE_PARTITION));
     ReturnMappedErrorOnFailure(nvs_erase_all(handle));
     ReturnMappedErrorOnFailure(nvs_commit(handle));