HDFS-9448. Enable valgrind for libhdfspp unit tests. Contributed by Bob Hansen.

dev-support/docker/Dockerfile

@@ -63,6 +63,7 @@ RUN apt-get -q update && apt-get -q install -y \
     pkg-config \
     python \
     python2.7 \
+    pylint \
     python-pip \
     python-pkg-resources \
     python-setuptools \
@@ -71,7 +72,8 @@ RUN apt-get -q update && apt-get -q install -y \
     software-properties-common \
     snappy \
     sudo \
-    zlib1g-dev
+    zlib1g-dev \
+    valgrind
 
 #######
 # OpenJDK 8

hadoop-hdfs-project/hadoop-hdfs-native-client/pom.xml

@@ -33,6 +33,10 @@ http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <require.fuse>false</require.fuse>
     <hadoop.component>hdfs</hadoop.component>
     <require.libwebhdfs>false</require.libwebhdfs>
+    <require.valgrind>false</require.valgrind>
+    <native_ctest_args></native_ctest_args>
+    <native_cmake_args></native_cmake_args>
+    <native_make_args></native_make_args>
   </properties>
 
   <dependencies>
@@ -143,11 +147,13 @@ http://maven.apache.org/xsd/maven-4.0.0.xsd">
                     <mkdir dir="${project.build.directory}/native"/>
                     <exec executable="cmake" dir="${project.build.directory}/native"
                           failonerror="true">
-                      <arg line="${basedir}/src/ -DGENERATED_JAVAH=${project.build.directory}/native/javah -DJVM_ARCH_DATA_MODEL=${sun.arch.data.model} -DREQUIRE_FUSE=${require.fuse} -A '${env.PLATFORM}'"/>
+                      <arg line="${basedir}/src/ -DGENERATED_JAVAH=${project.build.directory}/native/javah -DJVM_ARCH_DATA_MODEL=${sun.arch.data.model} -DREQUIRE_FUSE=${require.fuse} -DREQUIRE_VALGRIND=${require.valgrind} -A '${env.PLATFORM}'"/>
+                      <arg line="${native_cmake_args}"/>
                     </exec>
                     <exec executable="msbuild" dir="${project.build.directory}/native"
                           failonerror="true">
                       <arg line="ALL_BUILD.vcxproj /nologo /p:Configuration=RelWithDebInfo /p:LinkIncremental=false"/>
+                      <arg line="${native_make_args}"/>
                     </exec>
                     <!-- Copy for inclusion in distribution. -->
                     <copy todir="${project.build.directory}/bin">
@@ -202,13 +208,16 @@ http://maven.apache.org/xsd/maven-4.0.0.xsd">
                 <phase>compile</phase>
                 <goals><goal>cmake-compile</goal></goals>
                 <configuration>
-                  <source>${basedir}/src</source>
-                  <vars>
-                    <GENERATED_JAVAH>${project.build.directory}/native/javah</GENERATED_JAVAH>
-                    <JVM_ARCH_DATA_MODEL>${sun.arch.data.model}</JVM_ARCH_DATA_MODEL>
-                    <REQUIRE_FUSE>${require.fuse}</REQUIRE_FUSE>
-                  </vars>
-                  <output>${project.build.directory}</output>
+                  <target>
+                    <mkdir dir="${project.build.directory}"/>
+                    <exec executable="cmake" dir="${project.build.directory}" failonerror="true">
+                      <arg line="${basedir}/src/ -DGENERATED_JAVAH=${project.build.directory}/native/javah -DJVM_ARCH_DATA_MODEL=${sun.arch.data.model} -DREQUIRE_LIBWEBHDFS=${require.libwebhdfs} -DREQUIRE_FUSE=${require.fuse} -DREQUIRE_VALGRIND=${require.valgrind} "/>
+                      <arg line="${native_cmake_args}"/>
+                    </exec>
+                    <exec executable="make" dir="${project.build.directory}" failonerror="true">
+                      <arg line="${native_make_args}"/>
+                    </exec>
+                  </target>
                 </configuration>
               </execution>
             </executions>
@@ -227,6 +236,7 @@ http://maven.apache.org/xsd/maven-4.0.0.xsd">
                     <property name="compile_classpath" refid="maven.compile.classpath"/>
                     <property name="test_classpath" refid="maven.test.classpath"/>
                     <exec executable="ctest" failonerror="true" dir="${project.build.directory}/">
+                      <arg line="${native_ctest_args}"/>
                       <env key="CLASSPATH" value="${test_classpath}:${compile_classpath}"/>
                       <!-- Make sure libhadoop.so is on LD_LIBRARY_PATH. -->
                       <env key="LD_LIBRARY_PATH" value="${env.LD_LIBRARY_PATH}:${project.build.directory}/native/target/usr/local/lib:${hadoop.common.build.dir}/native/target/usr/local/lib"/>

hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/CMakeLists.txt

@@ -19,14 +19,26 @@
 project (libhdfspp)
 
 enable_testing()
+include (CTest)
 
 find_package(Doxygen)
 find_package(OpenSSL REQUIRED)
 find_package(Protobuf REQUIRED)
 find_package(Threads)
 
+find_program(MEMORYCHECK_COMMAND valgrind HINTS ${VALGRIND_DIR} )
+set(MEMORYCHECK_COMMAND_OPTIONS "--trace-children=yes --leak-check=full --error-exitcode=1")
+message(STATUS "valgrind location: ${MEMORYCHECK_COMMAND}")
+
+if (REQUIRE_VALGRIND AND MEMORYCHECK_COMMAND MATCHES "MEMORYCHECK_COMMAND-NOTFOUND" )
+  message(FATAL_ERROR "valgrind was required but not found.  "
+                      "The path can be included via a -DVALGRIND_DIR=... flag passed to CMake.")
+endif (REQUIRE_VALGRIND AND MEMORYCHECK_COMMAND MATCHES "MEMORYCHECK_COMMAND-NOTFOUND" )
+
+
 add_definitions(-DASIO_STANDALONE -DASIO_CPP11_DATE_TIME)
 
+
 if(UNIX)
 set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra -pedantic -std=c++11 -g -fPIC -fno-strict-aliasing")
 endif()

hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/tests/CMakeLists.txt

@@ -43,34 +43,47 @@ protobuf_generate_cpp(PROTO_TEST_SRCS PROTO_TEST_HDRS
   ${PROTO_HADOOP_TEST_DIR}/test_rpc_service.proto
 )
 
+# Shamelessly stolen from
+#    http://stackoverflow.com/questions/9303711/how-do-i-make-ctest-run-a-program-with-valgrind-without-dart
+function(add_memcheck_test name binary)
+  add_test(${name} ${binary} ${ARGN})
+
+  if(NOT MEMORYCHECK_COMMAND MATCHES "MEMORYCHECK_COMMAND-NOTFOUND" AND NOT SKIP_VALGRIND)
+    set(memcheck_command "${MEMORYCHECK_COMMAND} ${MEMORYCHECK_COMMAND_OPTIONS}")
+    separate_arguments(memcheck_command)
+    add_test(memcheck_${name} ${memcheck_command} ./${binary} ${ARGN})
+  endif()
+endfunction(add_memcheck_test)
+
+
 add_executable(remote_block_reader_test remote_block_reader_test.cc $<TARGET_OBJECTS:test_common>)
 target_link_libraries(remote_block_reader_test reader proto common connection ${PROTOBUF_LIBRARIES} ${OPENSSL_LIBRARIES} gmock_main ${CMAKE_THREAD_LIBS_INIT})
-add_test(remote_block_reader remote_block_reader_test)
+add_memcheck_test(remote_block_reader remote_block_reader_test)
 
 add_executable(sasl_digest_md5_test sasl_digest_md5_test.cc)
 target_link_libraries(sasl_digest_md5_test common ${OPENSSL_LIBRARIES} gmock_main ${CMAKE_THREAD_LIBS_INIT})
-add_test(sasl_digest_md5 sasl_digest_md5_test)
+add_memcheck_test(sasl_digest_md5 sasl_digest_md5_test)
 
 add_executable(retry_policy_test retry_policy_test.cc)
 target_link_libraries(retry_policy_test common gmock_main ${CMAKE_THREAD_LIBS_INIT})
-add_test(retry_policy retry_policy_test)
+add_memcheck_test(retry_policy retry_policy_test)
 
 include_directories(${CMAKE_CURRENT_BINARY_DIR})
 add_executable(rpc_engine_test rpc_engine_test.cc ${PROTO_TEST_SRCS} ${PROTO_TEST_HDRS} $<TARGET_OBJECTS:test_common>)
 target_link_libraries(rpc_engine_test rpc proto common ${PROTOBUF_LIBRARIES} ${OPENSSL_LIBRARIES} gmock_main ${CMAKE_THREAD_LIBS_INIT})
-add_test(rpc_engine rpc_engine_test)
+add_memcheck_test(rpc_engine rpc_engine_test)
 
 add_executable(bad_datanode_test bad_datanode_test.cc)
 target_link_libraries(bad_datanode_test rpc reader proto fs bindings_c rpc proto common reader connection ${PROTOBUF_LIBRARIES} ${OPENSSL_LIBRARIES} gmock_main ${CMAKE_THREAD_LIBS_INIT})
-add_test(bad_datanode bad_datanode_test)
+add_memcheck_test(bad_datanode bad_datanode_test)
 
 add_executable(node_exclusion_test node_exclusion_test.cc)
 target_link_libraries(node_exclusion_test fs gmock_main common ${PROTOBUF_LIBRARIES} ${OPENSSL_LIBRARIES} ${CMAKE_THREAD_LIBS_INIT})
-add_test(node_exclusion node_exclusion_test)
+add_memcheck_test(node_exclusion node_exclusion_test)
 
 add_executable(configuration_test configuration_test.cc)
 target_link_libraries(configuration_test common gmock_main ${CMAKE_THREAD_LIBS_INIT})
-add_test(configuration configuration_test)
+add_memcheck_test(configuration configuration_test)
 
 add_executable(hdfs_configuration_test hdfs_configuration_test.cc)
 target_link_libraries(hdfs_configuration_test common gmock_main ${CMAKE_THREAD_LIBS_INIT})

hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/tests/bad_datanode_test.cc

@@ -242,5 +242,9 @@ int main(int argc, char *argv[]) {
   // The following line must be executed to initialize Google Mock
   // (and Google Test) before running the tests.
   ::testing::InitGoogleMock(&argc, argv);
-  return RUN_ALL_TESTS();
+  int exit_code = RUN_ALL_TESTS();
+
+  // Clean up static data and prevent valgrind memory leaks
+  google::protobuf::ShutdownProtobufLibrary();
+  return exit_code;
 }

hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/tests/remote_block_reader_test.cc

@@ -410,5 +410,9 @@ int main(int argc, char *argv[]) {
   // The following line must be executed to initialize Google Mock
   // (and Google Test) before running the tests.
   ::testing::InitGoogleMock(&argc, argv);
-  return RUN_ALL_TESTS();
+  int exit_code = RUN_ALL_TESTS();
+
+  // Clean up static data and prevent valgrind memory leaks
+  google::protobuf::ShutdownProtobufLibrary();
+  return exit_code;
 }

hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/tests/rpc_engine_test.cc

@@ -395,5 +395,9 @@ int main(int argc, char *argv[]) {
   // The following line must be executed to initialize Google Mock
   // (and Google Test) before running the tests.
   ::testing::InitGoogleMock(&argc, argv);
-  return RUN_ALL_TESTS();
+  int exit_code = RUN_ALL_TESTS();
+
+  // Clean up static data and prevent valgrind memory leaks
+  google::protobuf::ShutdownProtobufLibrary();
+  return exit_code;
 }