testcase: use valigrind to run isulad

Signed-off-by: Nlifeng68 <lifeng68@huawei.com>

CI/test_cases/basic_cases/import.bash

-#!/bin/bash
-#
-# attributes: isulad inheritance import
-# concurrent: YES
-# spend time: 3
-
-#######################################################################
-##- @Copyright (C) Huawei Technologies., Ltd. 2020. All rights reserved.
-# - iSulad licensed under the Mulan PSL v2.
-# - You can use this software according to the terms and conditions of the Mulan PSL v2.
-# - You may obtain a copy of Mulan PSL v2 at:
-# -     http://license.coscl.org.cn/MulanPSL2
-# - THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR
-# - IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, MERCHANTABILITY OR FIT FOR A PARTICULAR
-# - PURPOSE.
-# - See the Mulan PSL v2 for more details.
-##- @Description:CI
-##- @Author: wangfengtu
-##- @Create: 2020-05-27
-#######################################################################
-
-curr_path=$(dirname $(readlink -f "$0"))
-data_path=$(realpath $curr_path/../data)
-source ./helpers.bash
-
-function import_tarball()
-{
-    tarball=$curr_path/busybox_rootfs.tar
-    importname=imported_image
-    containername=import_tarball
-    isula run -tid --name $containername busybox
-    fn_check_eq "$?" "0" "run container $containername failed"
-
-    isula export -o $tarball $containername
-    fn_check_eq "$?" "0" "export container $containername failed"
-
-    isula import $tarball $importname
-    fn_check_eq "$?" "0" "import $tarball to $importname failed"
-
-    isula run --rm -ti $importname echo hello
-    fn_check_eq "$?" "0" "run imported image failed"
-
-    isula rmi $importname
-    fn_check_eq "$?" "0" "rmi imported image failed"
-
-    isula rm -f $containername
-    fn_check_eq "$?" "0" "rm container $containername failed"
-
-    rm -f $tarball
-}
-
-function do_test_t()
-{
-    import_tarball
-
-    return $TC_RET_T
-}
-
-ret=0
-
-do_test_t
-if [ $? -ne 0 ];then
-    let "ret=$ret + 1"
-fi
-
-show_result $ret "basic import"

CI/test_cases/container_cases/cni_test.bash

@@ -23,7 +23,7 @@ function do_pre()
 
     isula load -i ${pause_img_path}/pause.tar
     if [ $? -ne 0 ]; then
-        ERROR "Failed to load pause image"
+        msg_err "Failed to load pause image"
         TC_RET_T=$(($TC_RET_T+1))
         return $TC_RET_T
     fi

src/image/oci/storage/layer_store/graphdriver/overlay2/driver_overlay2.c

@@ -1561,6 +1561,8 @@ bool overlay2_layer_exists(const char *id, const struct graphdriver *driver)
     exists = true;
 
 out:
+    free(layer_dir);
+    free(link_id);
     return exists;
 }