diff --git a/fizz-plugin/src/main/java/we/plugin/grayrelease/GrayReleasePlugin.java b/fizz-plugin/src/main/java/we/plugin/grayrelease/GrayReleasePlugin.java
index 7823eb1..99e9cde 100644
--- a/fizz-plugin/src/main/java/we/plugin/grayrelease/GrayReleasePlugin.java
+++ b/fizz-plugin/src/main/java/we/plugin/grayrelease/GrayReleasePlugin.java
@@ -80,7 +80,7 @@ public class GrayReleasePlugin extends RequestBodyPlugin {
         }
 
         public boolean exist(String key) {
-            String[] keys = StringUtils.split(key, Consts.S.COMMA);
+            String[] keys = StringUtils.split(key, Consts.S.DOT);
             Map<String, Object> m = this;
             int keyLen = keys.length;
             for (int i = 0; i < keyLen; i++) {
@@ -141,6 +141,20 @@ public class GrayReleasePlugin extends RequestBodyPlugin {
             }
         }
 
+        public boolean clientIpInRange(String rangeStartIp, String rangeEndIp) throws AddressStringException {
+            Map<String, Object> cli = (Map<String, Object>) get(client);
+            if (cli == null) {
+                return false;
+            } else {
+                String pi = (String) cli.get(ip);
+                if (pi == null) {
+                    return false;
+                } else {
+                    return ipInRange(pi, rangeStartIp, rangeEndIp);
+                }
+            }
+        }
+
         public boolean ipInRange(String ip, String range) throws AddressStringException {
             IPAddress ipAddress = new IPAddressString(ip).toAddress();
             IPAddress rangeAddress = new IPAddressString(range).getAddress();
@@ -282,9 +296,12 @@ public class GrayReleasePlugin extends RequestBodyPlugin {
                    .map(
                            bodyDataBuffer -> {
                                if (bodyDataBuffer == NettyDataBufferUtils.EMPTY_DATA_BUFFER) {
-                                   return null;
+                                   return ReactorUtils.NULL;
                                } else {
                                    String json = bodyDataBuffer.toString(StandardCharsets.UTF_8).trim();
+                                   if (LOGGER.isDebugEnabled()) {
+                                       LOGGER.debug("request {} body: {}", request.getId(), json);
+                                   }
                                    if (json.charAt(0) == Consts.S.LEFT_SQUARE_BRACKET) {
                                        List<Object> bodyMap = JacksonUtils.readValue(json, new TypeReference<List<Object>>(){});
                                        ognlRoot.put(body, bodyMap);
@@ -292,7 +309,7 @@ public class GrayReleasePlugin extends RequestBodyPlugin {
                                        Map<String, Object> bodyMap = JacksonUtils.readValue(json, new TypeReference<Map<String, Object>>(){});
                                        ognlRoot.put(body, bodyMap);
                                    }
-                                   return null;
+                                   return ReactorUtils.NULL;
                                }
                            }
                    )
@@ -307,7 +324,7 @@ public class GrayReleasePlugin extends RequestBodyPlugin {
         }
 
         if (LOGGER.isDebugEnabled()) {
-            LOGGER.debug("request {} ognl root: {}", request.getId(), ognlRoot);
+            LOGGER.debug("request {} ognl root: {}", request.getId(), JacksonUtils.writeValueAsString(ognlRoot));
         }
 
         return ognlRoot;
diff --git a/fizz-plugin/src/test/java/we/plugin/grayrelease/GrayReleasePluginTests.java b/fizz-plugin/src/test/java/we/plugin/grayrelease/GrayReleasePluginTests.java
index 4b75979..5b8bb34 100644
--- a/fizz-plugin/src/test/java/we/plugin/grayrelease/GrayReleasePluginTests.java
+++ b/fizz-plugin/src/test/java/we/plugin/grayrelease/GrayReleasePluginTests.java
@@ -29,14 +29,22 @@ public class GrayReleasePluginTests {
                                             )
                                             .webFilter(
                                                     (exchange, chain) -> {
+
                                                         GrayReleasePlugin grayReleasePlugin = new GrayReleasePlugin();
                                                         Map<String, Object> config = new HashMap<>();
-                                                        config.put("triggerCondition", "method == 'get'");
+                                                        config.put("triggerCondition", "     method == 'post'               " +
+                                                                                       " and matches('path','^/apath/x*')   " +
+                                                                                       " and clientIpInRange('11.238.145.180', '11.238.145.182') " +
+                                                                                       " and exist('body.tools.gun') ");
                                                         config.put("routeType", 2);
-                                                        config.put("routeConfig", "type: http \n serviceName: bservice");
+                                                        config.put("routeConfig",
+                                                                                    "type        : http       \n " +
+                                                                                    "serviceName : bservice   \n " +
+                                                                                    "path        : /bpath/{$1}   ");
 
                                                         // exchange.getAttributes().put("pcsit@", Collections.emptyIterator());
-                                                        exchange.getAttributes().put(WebUtils.ROUTE, new Route());
+                                                        Route route = new Route().path("/apath/**");
+                                                        exchange.getAttributes().put(WebUtils.ROUTE, route);
                                                         exchange.getAttributes().put(WebUtils.IGNORE_PLUGIN, Consts.S.EMPTY);
                                                         exchange.getAttributes().put(FizzPluginFilterChain.WEB_FILTER_CHAIN, chain);
                                                         exchange.getAttributes().put("oi@", "11.238.145.181");
@@ -46,15 +54,15 @@ public class GrayReleasePluginTests {
                                             )
                                             .build();
 
-        client.get()
-              .uri("/proxy/aservice/apath")
-            //.header("h1", "v1")
+        client.post()
+              .uri("/proxy/aservice/apath/xxx")
+              .contentType(MediaType.APPLICATION_JSON)
+              .bodyValue("{\"user\":\"henry\",\"tools\":{\"gun\":\"ak\"}}")
               .exchange()
               .expectBody(String.class).value(
-                      v -> {
-                          System.err.println("body:\n" + v);
-                      }
-              )
-              ;
+                        v -> {
+                            System.err.println("body:\n" + v);
+                        }
+              );
     }
 }