fix: config type validation

CHANGELOG.md

@@ -7,6 +7,11 @@ to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
 
+## [5.0.5] - 2023-12-06
+
+- Validates db config types in `canBeUsed` function
+
+
 ## [5.0.4] - 2023-11-10
 
 - Adds index on `app_id_to_user_id` table to improve performance of get user by id queries

build.gradle

@@ -2,7 +2,7 @@ plugins {
     id 'java-library'
 }
 
-version = "5.0.4"
+version = "5.0.5"
 
 repositories {
     mavenCentral()

src/main/java/io/supertokens/storage/mysql/Start.java

@@ -685,7 +685,7 @@ void handleKillSignalForWhenItHappens() {
     }
 
     @Override
-    public boolean canBeUsed(JsonObject configJson) {
+    public boolean canBeUsed(JsonObject configJson) throws InvalidConfigException {
         return Config.canBeUsed(configJson);
     }
 

src/main/java/io/supertokens/storage/mysql/config/Config.java

@@ -18,11 +18,13 @@
 package io.supertokens.storage.mysql.config;
 
 import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.exc.InvalidFormatException;
 import com.fasterxml.jackson.dataformat.yaml.YAMLFactory;
 import com.google.gson.JsonObject;
 import io.supertokens.pluginInterface.LOG_LEVEL;
 import io.supertokens.pluginInterface.exceptions.InvalidConfigException;
 import io.supertokens.pluginInterface.multitenancy.TenantIdentifier;
+import io.supertokens.pluginInterface.utils.ConfigMapper;
 import io.supertokens.storage.mysql.ResourceDistributor;
 import io.supertokens.storage.mysql.Start;
 import io.supertokens.storage.mysql.output.Logging;
@@ -103,11 +105,12 @@ private MySQLConfig loadMySQLConfig(JsonObject configJson) throws IOException, I
         return config;
     }
 
-    public static boolean canBeUsed(JsonObject configJson) {
+    public static boolean canBeUsed(JsonObject configJson) throws InvalidConfigException {
         try {
-            final ObjectMapper mapper = new ObjectMapper(new YAMLFactory());
-            MySQLConfig config = mapper.readValue(configJson.toString(), MySQLConfig.class);
+            MySQLConfig config = ConfigMapper.mapConfig(configJson, MySQLConfig.class);
             return config.getUser() != null || config.getPassword() != null || config.getConnectionURI() != null;
+        } catch (InvalidConfigException e) {
+            throw e;
         } catch (Exception e) {
             return false;
         }