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Posted to notifications@skywalking.apache.org by wu...@apache.org on 2019/05/09 15:52:50 UTC

[skywalking] branch master updated: fix spring data redis usercase NPE (#2621)

This is an automated email from the ASF dual-hosted git repository.

wusheng pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/skywalking.git


The following commit(s) were added to refs/heads/master by this push:
     new c46554a  fix spring data redis usercase NPE (#2621)
c46554a is described below

commit c46554a1aea5f65d7dc6aad60119b954398a60ff
Author: 于玉桔 <76...@qq.com>
AuthorDate: Thu May 9 23:52:42 2019 +0800

    fix spring data redis usercase NPE (#2621)
---
 .../lettuce/v5/AbstractRedisClientInterceptor.java | 57 ++++++++++++++++++
 .../define/AbstractRedisClientInstrumentation.java | 70 ++++++++++++++++++++++
 .../src/main/resources/skywalking-plugin.def       |  1 +
 3 files changed, 128 insertions(+)

diff --git a/apm-sniffer/optional-plugins/lettuce-5.x-plugin/src/main/java/org/apache/skywalking/apm/plugin/lettuce/v5/AbstractRedisClientInterceptor.java b/apm-sniffer/optional-plugins/lettuce-5.x-plugin/src/main/java/org/apache/skywalking/apm/plugin/lettuce/v5/AbstractRedisClientInterceptor.java
new file mode 100644
index 0000000..e9f0fec
--- /dev/null
+++ b/apm-sniffer/optional-plugins/lettuce-5.x-plugin/src/main/java/org/apache/skywalking/apm/plugin/lettuce/v5/AbstractRedisClientInterceptor.java
@@ -0,0 +1,57 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+package org.apache.skywalking.apm.plugin.lettuce.v5;
+
+import io.lettuce.core.AbstractRedisClient;
+import org.apache.skywalking.apm.agent.core.plugin.interceptor.enhance.EnhancedInstance;
+import org.apache.skywalking.apm.agent.core.plugin.interceptor.enhance.InstanceMethodsAroundInterceptor;
+import org.apache.skywalking.apm.agent.core.plugin.interceptor.enhance.MethodInterceptResult;
+
+import java.lang.reflect.Method;
+
+/**
+ * @author zhaoyuguang
+ */
+public class AbstractRedisClientInterceptor implements InstanceMethodsAroundInterceptor {
+
+    @Override
+    public void beforeMethod(EnhancedInstance objInst, Method method, Object[] allArguments, Class<?>[] argumentsTypes,
+                             MethodInterceptResult result) throws Throwable {
+        EnhancedInstance clientOptions = (EnhancedInstance) allArguments[0];
+        if (clientOptions == null) {
+            return;
+        }
+        AbstractRedisClient client = (AbstractRedisClient) objInst;
+        if (client.getOptions() == null || ((EnhancedInstance) client.getOptions()).getSkyWalkingDynamicField() == null) {
+            return;
+        }
+        clientOptions.setSkyWalkingDynamicField(((EnhancedInstance) client.getOptions()).getSkyWalkingDynamicField());
+    }
+
+    @Override
+    public Object afterMethod(EnhancedInstance objInst, Method method, Object[] allArguments,
+                              Class<?>[] argumentsTypes, Object ret) throws Throwable {
+        return ret;
+    }
+
+    @Override
+    public void handleMethodException(EnhancedInstance objInst, Method method, Object[] allArguments,
+                                      Class<?>[] argumentsTypes, Throwable t) {
+    }
+}
diff --git a/apm-sniffer/optional-plugins/lettuce-5.x-plugin/src/main/java/org/apache/skywalking/apm/plugin/lettuce/v5/define/AbstractRedisClientInstrumentation.java b/apm-sniffer/optional-plugins/lettuce-5.x-plugin/src/main/java/org/apache/skywalking/apm/plugin/lettuce/v5/define/AbstractRedisClientInstrumentation.java
new file mode 100644
index 0000000..c461647
--- /dev/null
+++ b/apm-sniffer/optional-plugins/lettuce-5.x-plugin/src/main/java/org/apache/skywalking/apm/plugin/lettuce/v5/define/AbstractRedisClientInstrumentation.java
@@ -0,0 +1,70 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+
+package org.apache.skywalking.apm.plugin.lettuce.v5.define;
+
+import net.bytebuddy.description.method.MethodDescription;
+import net.bytebuddy.matcher.ElementMatcher;
+import org.apache.skywalking.apm.agent.core.plugin.interceptor.ConstructorInterceptPoint;
+import org.apache.skywalking.apm.agent.core.plugin.interceptor.InstanceMethodsInterceptPoint;
+import org.apache.skywalking.apm.agent.core.plugin.interceptor.enhance.ClassInstanceMethodsEnhancePluginDefine;
+import org.apache.skywalking.apm.agent.core.plugin.match.ClassMatch;
+
+import static net.bytebuddy.matcher.ElementMatchers.named;
+import static org.apache.skywalking.apm.agent.core.plugin.bytebuddy.ArgumentTypeNameMatch.takesArgumentWithType;
+import static org.apache.skywalking.apm.agent.core.plugin.match.NameMatch.byName;
+
+/**
+ * @author zhaoyuguang
+ */
+public class AbstractRedisClientInstrumentation extends ClassInstanceMethodsEnhancePluginDefine {
+
+    private static final String ENHANCE_CLASS = "io.lettuce.core.AbstractRedisClient";
+
+    private static final String ABSTRACT_REDIS_CLIENT_CONSTRUCTOR_INTERCEPTOR_CLASS = "org.apache.skywalking.apm.plugin.lettuce.v5.AbstractRedisClientInterceptor";
+
+    @Override
+    protected ConstructorInterceptPoint[] getConstructorsInterceptPoints() {
+        return new ConstructorInterceptPoint[0];
+    }
+
+    @Override
+    protected InstanceMethodsInterceptPoint[] getInstanceMethodsInterceptPoints() {
+        return new InstanceMethodsInterceptPoint[] {
+            new InstanceMethodsInterceptPoint() {
+                @Override public ElementMatcher<MethodDescription> getMethodsMatcher() {
+                    return named("setOptions").and(takesArgumentWithType(0, "io.lettuce.core.ClientOptions"));
+                }
+
+                @Override public String getMethodsInterceptor() {
+                    return ABSTRACT_REDIS_CLIENT_CONSTRUCTOR_INTERCEPTOR_CLASS;
+                }
+
+                @Override public boolean isOverrideArgs() {
+                    return false;
+                }
+            }
+        };
+    }
+
+    @Override
+    public ClassMatch enhanceClass() {
+        return byName(ENHANCE_CLASS);
+    }
+}
diff --git a/apm-sniffer/optional-plugins/lettuce-5.x-plugin/src/main/resources/skywalking-plugin.def b/apm-sniffer/optional-plugins/lettuce-5.x-plugin/src/main/resources/skywalking-plugin.def
index 95739fb..7ab687d 100644
--- a/apm-sniffer/optional-plugins/lettuce-5.x-plugin/src/main/resources/skywalking-plugin.def
+++ b/apm-sniffer/optional-plugins/lettuce-5.x-plugin/src/main/resources/skywalking-plugin.def
@@ -14,6 +14,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+lettuce-5.x=org.apache.skywalking.apm.plugin.lettuce.v5.define.AbstractRedisClientInstrumentation
 lettuce-5.x=org.apache.skywalking.apm.plugin.lettuce.v5.define.AsyncCommandInstrumentation
 lettuce-5.x=org.apache.skywalking.apm.plugin.lettuce.v5.define.ClientOptionsInstrumentation
 lettuce-5.x=org.apache.skywalking.apm.plugin.lettuce.v5.define.RedisChannelWriterInstrumentation