feat(cofig): optimize rate.limiter configuration parsing

Author: xxo1shine

framework/src/main/java/org/tron/core/config/args/Args.java

@@ -973,9 +973,7 @@ public static void setParam(final String[] args, final String confFileName) {
         config.hasPath(Constant.RATE_LIMITER_GLOBAL_IP_QPS) ? config
             .getInt(Constant.RATE_LIMITER_GLOBAL_IP_QPS) : 10000;
 
-    PARAMETER.rateLimiterInitialization =
-        config.hasPath(Constant.RATE_LIMITER) ? getRateLimiterFromConfig(config)
-            : new RateLimiterInitialization();
+    PARAMETER.rateLimiterInitialization = getRateLimiterFromConfig(config);
 
     PARAMETER.changedDelegation =
         config.hasPath(Constant.COMMITTEE_CHANGED_DELEGATION) ? config
@@ -1214,21 +1212,22 @@ private static Account createAccount(final ConfigObject asset) {
   }
 
   private static RateLimiterInitialization getRateLimiterFromConfig(
-      final com.typesafe.config.Config config) {
-
+          final com.typesafe.config.Config config) {
     RateLimiterInitialization initialization = new RateLimiterInitialization();
-    ArrayList<RateLimiterInitialization.HttpRateLimiterItem> list1 = config
-        .getObjectList(Constant.RATE_LIMITER_HTTP).stream()
-        .map(RateLimiterInitialization::createHttpItem)
-        .collect(Collectors.toCollection(ArrayList::new));
-    initialization.setHttpMap(list1);
-
-    ArrayList<RateLimiterInitialization.RpcRateLimiterItem> list2 = config
-        .getObjectList(Constant.RATE_LIMITER_RPC).stream()
-        .map(RateLimiterInitialization::createRpcItem)
-        .collect(Collectors.toCollection(ArrayList::new));
-
-    initialization.setRpcMap(list2);
+    if (config.hasPath(Constant.RATE_LIMITER_HTTP)) {
+      ArrayList<RateLimiterInitialization.HttpRateLimiterItem> list1 = config
+              .getObjectList(Constant.RATE_LIMITER_HTTP).stream()
+              .map(RateLimiterInitialization::createHttpItem)
+              .collect(Collectors.toCollection(ArrayList::new));
+      initialization.setHttpMap(list1);
+    }
+    if (config.hasPath(Constant.RATE_LIMITER_RPC)) {
+      ArrayList<RateLimiterInitialization.RpcRateLimiterItem> list2 = config
+              .getObjectList(Constant.RATE_LIMITER_RPC).stream()
+              .map(RateLimiterInitialization::createRpcItem)
+              .collect(Collectors.toCollection(ArrayList::new));
+      initialization.setRpcMap(list2);
+    }
     return initialization;
   }
 

framework/src/test/java/org/tron/common/config/args/ArgsTest.java

@@ -5,6 +5,7 @@
 import org.junit.Assert;
 import org.junit.Before;
 import org.junit.Test;
+import org.tron.common.parameter.RateLimiterInitialization;
 import org.tron.common.utils.FileUtil;
 import org.tron.core.Constant;
 import org.tron.core.config.args.Args;
@@ -34,9 +35,12 @@ public void testConfig() {
     Assert.assertEquals(Args.getInstance().getBlockCacheTimeout(), 60);
     Assert.assertEquals(Args.getInstance().isNodeDetectEnable(), false);
     Assert.assertFalse(Args.getInstance().isNodeEffectiveCheckEnable());
-    Assert.assertEquals(Args.getInstance().getRateLimiterGlobalQps(), 50000);
-    Assert.assertEquals(Args.getInstance().getRateLimiterGlobalIpQps(), 10000);
+    Assert.assertEquals(Args.getInstance().getRateLimiterGlobalQps(), 1000);
+    Assert.assertEquals(Args.getInstance().getRateLimiterGlobalIpQps(), 1000);
     Assert.assertEquals(Args.getInstance().p2pDisable, true);
     Assert.assertEquals(Args.getInstance().getMaxTps(), 1000);
+    RateLimiterInitialization rateLimiter = Args.getInstance().getRateLimiterInitialization();
+    Assert.assertEquals(rateLimiter.getHttpMap().size(), 1);
+    Assert.assertEquals(rateLimiter.getRpcMap().size(), 0);
   }
 }

framework/src/test/resources/config-test.conf

@@ -346,5 +346,15 @@ committee = {
   allowCreationOfContracts = 1  //mainnet:0 (reset by committee),test:1
 }
 
+rate.limiter.global.qps = 1000
+rate.limiter.global.ip.qps = 1000
+rate.limiter.http = [
+  {
+    component = "GetNowBlockServlet",
+    strategy = "GlobalPreemptibleAdapter",
+    paramString = "permit=1"
+  }
+]
+
 node.dynamicConfig.enable = true
 node.dynamicConfig.checkInterval = 0