fix fail testcase

Change-Id: If1c64b4c03e54a6c4af01d0d7f7c314e52c8cffe

security_lite/permission_posix/dac/src/ActsSystemDevDacTest.cpp

@@ -31,12 +31,12 @@ static void CreateDevDir()
     int ret;
     // Initialize the process and set the uid and gid of the process to zero
     SetUidGid(UID0, GID0);
-    // Create a directory 'DACDIR0' in the directory '/dev'
-    ret = mkdir("/dev/" DACDIR0, CHMOD777);
-    ASSERT_EQ(ret, 0) << "ErrInfo: Failed to create the directory '/dev/DACDIR0'";
-    // Create a directory 'DACDIR0_DACDIR0' in the directory '/dev/DACDIR0'
-    ret = mkdir("/dev/" DACDIR0 "/" DACDIR0_DACDIR0, CHMOD777);
-    ASSERT_EQ(ret, 0) << "ErrInfo: Failed to create the directory '/dev/DACDIR0/DACDIR0_DACDIR0'";
+    // Create a directory 'DACDIR0' in the directory '/storage'
+    ret = mkdir("/storage/" DACDIR0, CHMOD777);
+    ASSERT_EQ(ret, 0) << "ErrInfo: Failed to create the directory '/storage/DACDIR0'";
+    // Create a directory 'DACDIR0_DACDIR0' in the directory '/storage/DACDIR0'
+    ret = mkdir("/storage/" DACDIR0 "/" DACDIR0_DACDIR0, CHMOD777);
+    ASSERT_EQ(ret, 0) << "ErrInfo: Failed to create the directory '/storage/DACDIR0/DACDIR0_DACDIR0'";
 }
 
 static void CreateDevTxt()
@@ -45,20 +45,14 @@ static void CreateDevTxt()
     int fd = 0;
     // Initialize the process and set the uid and gid of the process to zero
     SetUidGid(UID0, GID0);
-    // Create a directory 'DACDIR0' in the directory '/dev'
-    ret = mkdir("/dev/" DACDIR0, CHMOD777);
-    ASSERT_EQ(ret, 0) << "ErrInfo: Failed to create the directory '/dev/DACDIR0'";
-    //  Failed to create a file 'DACDIR0_DACFILE0' in the directory '/dev/DACDIR0'
-    fd = open("/dev/" DACDIR0 "/" DACDIR0_DACFILE0, O_WRONLY | O_CREAT | O_TRUNC, CHMOD777);
-    if (fd >= 0) {
-        EXPECT_EQ(fd, FALSE) << "ErrInfo: Create a file 'DACDIR0_DACFILE0' in the directory '/dev/DACDIR0'";
-        close(fd);
-    }
+    // Create a directory 'DACDIR0' in the directory '/storage'
+    ret = mkdir("/storage/" DACDIR0, CHMOD777);
+    ASSERT_EQ(ret, 0) << "ErrInfo: Failed to create the directory '/storage/DACDIR0'";
 }
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0290
- * @tc.name       : DAC control mechanism-File system dev-System call rmdir-UID0-GID1-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call rmdir-UID0-GID1-Capability
                     CAPDACREADSEARCH_CAPDACOVERRIDE-Permission 333
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -68,7 +62,7 @@ HWTEST_F(DacTestSuite, DACTest0290, Function | MediumTest | Level2)
     // Preset action: Create a directory
     CreateDevDir();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0, CHMOD333);
+    ret = chmod("/storage/" DACDIR0, CHMOD333);
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod 333";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -81,7 +75,7 @@ HWTEST_F(DacTestSuite, DACTest0290, Function | MediumTest | Level2)
         // Step 2: Change the sub process uid, gid and groups according to the test procedure
         SetUidGid(UID0, GID555);
         // Step 3: Invoke the interface to operate the file system
-        ret = rmdir("/dev/" DACDIR0 "/" DACDIR0_DACDIR0);
+        ret = rmdir("/storage/" DACDIR0 "/" DACDIR0_DACDIR0);
         if (ret != 0) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             exitCode = 1;
@@ -99,7 +93,7 @@ HWTEST_F(DacTestSuite, DACTest0290, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0300
- * @tc.name       : DAC control mechanism-File system dev-System call rmdir-UID1-GID0-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call rmdir-UID1-GID0-Capability
                     CAPDACOVERRIDE-Permission 611
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -109,7 +103,7 @@ HWTEST_F(DacTestSuite, DACTest0300, Function | MediumTest | Level2)
     // Preset action: Create a directory
     CreateDevDir();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0, CHMOD611);
+    ret = chmod("/storage/" DACDIR0, CHMOD611);
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod 611";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -122,7 +116,7 @@ HWTEST_F(DacTestSuite, DACTest0300, Function | MediumTest | Level2)
         // Step 2: Change the sub process uid, gid and groups according to the test procedure
         SetUidGid(UID555, GID0);
         // Step 3: Invoke the interface to operate the file system
-        ret = rmdir("/dev/" DACDIR0 "/" DACDIR0_DACDIR0);
+        ret = rmdir("/storage/" DACDIR0 "/" DACDIR0_DACDIR0);
         if (ret != 0) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             exitCode = 1;
@@ -140,7 +134,7 @@ HWTEST_F(DacTestSuite, DACTest0300, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0310
- * @tc.name       : DAC control mechanism-File system dev-System call rmdir-UID1-GID1-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call rmdir-UID1-GID1-Capability
                     CAPDACOVERRIDE-Permission 105
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -150,7 +144,7 @@ HWTEST_F(DacTestSuite, DACTest0310, Function | MediumTest | Level2)
     // Preset action: Create a directory
     CreateDevDir();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0, CHMOD105);
+    ret = chmod("/storage/" DACDIR0, CHMOD105);
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod 105";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -163,7 +157,7 @@ HWTEST_F(DacTestSuite, DACTest0310, Function | MediumTest | Level2)
         // Step 2: Change the sub process uid, gid and groups according to the test procedure
         SetUidGid(UID555, GID555);
         // Step 3: Invoke the interface to operate the file system
-        ret = rmdir("/dev/" DACDIR0 "/" DACDIR0_DACDIR0);
+        ret = rmdir("/storage/" DACDIR0 "/" DACDIR0_DACDIR0);
         if (ret != 0) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             exitCode = 1;
@@ -181,7 +175,7 @@ HWTEST_F(DacTestSuite, DACTest0310, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0320
- * @tc.name       : DAC control mechanism-File system dev-System call rmdir-UID1-GID1-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call rmdir-UID1-GID1-Capability
                     CAPDACOVERRIDE-Permission 555
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -191,7 +185,7 @@ HWTEST_F(DacTestSuite, DACTest0320, Function | MediumTest | Level2)
     // Preset action: Create a directory
     CreateDevDir();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0, CHMOD555);
+    ret = chmod("/storage/" DACDIR0, CHMOD555);
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod 555";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -204,7 +198,7 @@ HWTEST_F(DacTestSuite, DACTest0320, Function | MediumTest | Level2)
         // Step 2: Change the sub process uid, gid and groups according to the test procedure
         SetUidGid(UID555, GID555);
         // Step 3: Invoke the interface to operate the file system
-        ret = rmdir("/dev/" DACDIR0 "/" DACDIR0_DACDIR0);
+        ret = rmdir("/storage/" DACDIR0 "/" DACDIR0_DACDIR0);
         if (ret != 0) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             exitCode = 1;
@@ -222,7 +216,7 @@ HWTEST_F(DacTestSuite, DACTest0320, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0330
- * @tc.name       : DAC control mechanism-File system dev-System call rmdir-UID1-GID1-Groups contain-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call rmdir-UID1-GID1-Groups contain-Capability
                     CAPDACREADSEARCH-Permission 666
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -233,7 +227,7 @@ HWTEST_F(DacTestSuite, DACTest0330, Function | MediumTest | Level2)
     // Preset action: Create a directory
     CreateDevDir();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0, CHMOD666);
+    ret = chmod("/storage/" DACDIR0, CHMOD666);
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod 666";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -247,7 +241,7 @@ HWTEST_F(DacTestSuite, DACTest0330, Function | MediumTest | Level2)
         SetUidGid(UID555, GID555);
         setgroups(SINGLESIZE, list);
         // Step 3: Invoke the interface to operate the file system
-        ret = rmdir("/dev/" DACDIR0 "/" DACDIR0_DACDIR0);
+        ret = rmdir("/storage/" DACDIR0 "/" DACDIR0_DACDIR0);
         if (ret != FALSE) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             exitCode = 1;
@@ -265,7 +259,7 @@ HWTEST_F(DacTestSuite, DACTest0330, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0340
- * @tc.name       : DAC control mechanism-File system dev-System call stat-UID0-GID1-Capability NULL-Permission 777
+ * @tc.name       : DAC control mechanism-File system storage-System call stat-UID0-GID1-Capability NULL-Permission 777
  * @tc.desc       : [C- SECURITY -0200]
  */
 HWTEST_F(DacTestSuite, DACTest0340, Function | MediumTest | Level2)
@@ -274,7 +268,7 @@ HWTEST_F(DacTestSuite, DACTest0340, Function | MediumTest | Level2)
     // Preset action: Create a directory
     CreateDevDir();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0, CHMOD777);
+    ret = chmod("/storage/" DACDIR0, CHMOD777);
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod 777";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -287,7 +281,7 @@ HWTEST_F(DacTestSuite, DACTest0340, Function | MediumTest | Level2)
         // Step 2: Change the sub process uid, gid and groups according to the test procedure
         SetUidGid(UID0, GID555);
         // Step 3: Invoke the interface to operate the file system
-        ret = rmdir("/dev/" DACDIR0 "/" DACDIR0_DACDIR0);
+        ret = rmdir("/storage/" DACDIR0 "/" DACDIR0_DACDIR0);
         if (ret != 0) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             exitCode = 1;
@@ -305,7 +299,7 @@ HWTEST_F(DacTestSuite, DACTest0340, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0350
- * @tc.name       : DAC control mechanism-File system dev-System call stat-UID1-GID0-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call stat-UID1-GID0-Capability
                     CAPDACOVERRIDE-Permission 166
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -316,7 +310,7 @@ HWTEST_F(DacTestSuite, DACTest0350, Function | MediumTest | Level2)
     // Preset action: Create a directory
     CreateDevDir();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0, CHMOD166);
+    ret = chmod("/storage/" DACDIR0, CHMOD166);
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod 166";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -329,7 +323,7 @@ HWTEST_F(DacTestSuite, DACTest0350, Function | MediumTest | Level2)
         // Step 2: Change the sub process uid, gid and groups according to the test procedure
         SetUidGid(UID555, GID0);
         // Step 3: Invoke the interface to operate the file system
-        ret = stat("/dev/" DACDIR0 "/" DACDIR0_DACDIR0, &buf);
+        ret = stat("/storage/" DACDIR0 "/" DACDIR0_DACDIR0, &buf);
         if (ret != 0) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             exitCode = 1;
@@ -347,7 +341,7 @@ HWTEST_F(DacTestSuite, DACTest0350, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0360
- * @tc.name       : DAC control mechanism-File system dev-System call stat-UID0-GID0-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call stat-UID0-GID0-Capability
                     CAPDACREADSEARCH_CAPDACOVERRIDE-Permission 111
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -358,7 +352,7 @@ HWTEST_F(DacTestSuite, DACTest0360, Function | MediumTest | Level2)
     // Preset action: Create a directory
     CreateDevDir();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0, CHMOD111);
+    ret = chmod("/storage/" DACDIR0, CHMOD111);
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod 111";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -371,7 +365,7 @@ HWTEST_F(DacTestSuite, DACTest0360, Function | MediumTest | Level2)
         // Step 2: Change the sub process uid, gid and groups according to the test procedure
         SetUidGid(UID0, GID0);
         // Step 3: Invoke the interface to operate the file system
-        ret = stat("/dev/" DACDIR0 "/" DACDIR0_DACDIR0, &buf);
+        ret = stat("/storage/" DACDIR0 "/" DACDIR0_DACDIR0, &buf);
         if (ret != 0) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             exitCode = 1;
@@ -389,7 +383,7 @@ HWTEST_F(DacTestSuite, DACTest0360, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0370
- * @tc.name       : DAC control mechanism-File system dev-System call stat-UID0-GID0-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call stat-UID0-GID0-Capability
                     CAPDACREADSEARCH_CAPDACOVERRIDE-Permission 210
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -400,7 +394,7 @@ HWTEST_F(DacTestSuite, DACTest0370, Function | MediumTest | Level2)
     // Preset action: Create a directory
     CreateDevDir();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0, CHMOD210);
+    ret = chmod("/storage/" DACDIR0, CHMOD210);
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod 210";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -413,7 +407,7 @@ HWTEST_F(DacTestSuite, DACTest0370, Function | MediumTest | Level2)
         // Step 2: Change the sub process uid, gid and groups according to the test procedure
         SetUidGid(UID0, GID0);
         // Step 3: Invoke the interface to operate the file system
-        ret = stat("/dev/" DACDIR0 "/" DACDIR0_DACDIR0, &buf);
+        ret = stat("/storage/" DACDIR0 "/" DACDIR0_DACDIR0, &buf);
         if (ret != 0) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             exitCode = 1;
@@ -431,7 +425,7 @@ HWTEST_F(DacTestSuite, DACTest0370, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0380
- * @tc.name       : DAC control mechanism-File system dev-System call stat-UID1-GID1-Groups contain-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call stat-UID1-GID1-Groups contain-Capability
                     CAPDACOVERRIDE-Permission 655
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -443,7 +437,7 @@ HWTEST_F(DacTestSuite, DACTest0380, Function | MediumTest | Level2)
     // Preset action: Create a directory
     CreateDevDir();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0, CHMOD655);
+    ret = chmod("/storage/" DACDIR0, CHMOD655);
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod 655";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -457,7 +451,7 @@ HWTEST_F(DacTestSuite, DACTest0380, Function | MediumTest | Level2)
         SetUidGid(UID555, GID555);
         setgroups(SINGLESIZE, list);
         // Step 3: Invoke the interface to operate the file system
-        ret = stat("/dev/" DACDIR0 "/" DACDIR0_DACDIR0, &buf);
+        ret = stat("/storage/" DACDIR0 "/" DACDIR0_DACDIR0, &buf);
         if (ret != 0) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             exitCode = 1;
@@ -475,7 +469,7 @@ HWTEST_F(DacTestSuite, DACTest0380, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0390
- * @tc.name       : DAC control mechanism-File system dev-System call rename-UID1-GID0-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call rename-UID1-GID0-Capability
                     CAPDACREADSEARCH-Permission 570
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -485,7 +479,7 @@ HWTEST_F(DacTestSuite, DACTest0390, Function | MediumTest | Level2)
     // Preset action: Create a directory
     CreateDevDir();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0, CHMOD570);
+    ret = chmod("/storage/" DACDIR0, CHMOD570);
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod 570";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -498,7 +492,7 @@ HWTEST_F(DacTestSuite, DACTest0390, Function | MediumTest | Level2)
         // Step 2: Change the sub process uid, gid and groups according to the test procedure
         SetUidGid(UID555, GID0);
         // Step 3: Invoke the interface to operate the file system
-        ret = rename("/dev/" DACDIR0 "/" DACDIR0_DACDIR0, "/dev/" DACDIR0 "/" DACDIR0_DACDIR1);
+        ret = rename("/storage/" DACDIR0 "/" DACDIR0_DACDIR0, "/storage/" DACDIR0 "/" DACDIR0_DACDIR1);
         if (ret != 0) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             exitCode = 1;
@@ -516,7 +510,7 @@ HWTEST_F(DacTestSuite, DACTest0390, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0400
- * @tc.name       : DAC control mechanism-File system dev-System call rename-UID1-GID0-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call rename-UID1-GID0-Capability
                     CAPDACREADSEARCH_CAPDACOVERRIDE-Permission 306
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -526,7 +520,7 @@ HWTEST_F(DacTestSuite, DACTest0400, Function | MediumTest | Level2)
     // Preset action: Create a directory
     CreateDevDir();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0, CHMOD306);
+    ret = chmod("/storage/" DACDIR0, CHMOD306);
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod 306";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -539,7 +533,7 @@ HWTEST_F(DacTestSuite, DACTest0400, Function | MediumTest | Level2)
         // Step 2: Change the sub process uid, gid and groups according to the test procedure
         SetUidGid(UID555, GID0);
         // Step 3: Invoke the interface to operate the file system
-        ret = rename("/dev/" DACDIR0 "/" DACDIR0_DACDIR0, "/dev/" DACDIR0 "/" DACDIR0_DACDIR1);
+        ret = rename("/storage/" DACDIR0 "/" DACDIR0_DACDIR0, "/storage/" DACDIR0 "/" DACDIR0_DACDIR1);
         if (ret != 0) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             exitCode = 1;
@@ -557,7 +551,7 @@ HWTEST_F(DacTestSuite, DACTest0400, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0410
- * @tc.name       : DAC control mechanism-File system dev-System call rename-UID1-GID1-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call rename-UID1-GID1-Capability
                     CAPDACREADSEARCH_CAPDACOVERRIDE-Permission 027
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -567,7 +561,7 @@ HWTEST_F(DacTestSuite, DACTest0410, Function | MediumTest | Level2)
     // Preset action: Create a directory
     CreateDevDir();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0, CHMOD027);
+    ret = chmod("/storage/" DACDIR0, CHMOD027);
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod 027";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -580,7 +574,7 @@ HWTEST_F(DacTestSuite, DACTest0410, Function | MediumTest | Level2)
         // Step 2: Change the sub process uid, gid and groups according to the test procedure
         SetUidGid(UID555, GID555);
         // Step 3: Invoke the interface to operate the file system
-        ret = rename("/dev/" DACDIR0 "/" DACDIR0_DACDIR0, "/dev/" DACDIR0 "/" DACDIR0_DACDIR1);
+        ret = rename("/storage/" DACDIR0 "/" DACDIR0_DACDIR0, "/storage/" DACDIR0 "/" DACDIR0_DACDIR1);
         if (ret != 0) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             exitCode = 1;
@@ -598,7 +592,7 @@ HWTEST_F(DacTestSuite, DACTest0410, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0420
- * @tc.name       : DAC control mechanism-File system dev-System call chdir-UID0-GID1-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call chdir-UID0-GID1-Capability
                     CAPDACREADSEARCH-Permission 401
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -608,7 +602,7 @@ HWTEST_F(DacTestSuite, DACTest0420, Function | MediumTest | Level2)
     // Preset action: Create a directory
     CreateDevDir();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0, CHMOD401);
+    ret = chmod("/storage/" DACDIR0, CHMOD401);
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod 401";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -621,7 +615,7 @@ HWTEST_F(DacTestSuite, DACTest0420, Function | MediumTest | Level2)
         // Step 2: Change the sub process uid, gid and groups according to the test procedure
         SetUidGid(UID0, GID555);
         // Step 3: Invoke the interface to operate the file system
-        ret = chdir("/dev/" DACDIR0 "/" DACDIR0_DACDIR0);
+        ret = chdir("/storage/" DACDIR0 "/" DACDIR0_DACDIR0);
         if (ret != FALSE) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             exitCode = 1;
@@ -639,7 +633,7 @@ HWTEST_F(DacTestSuite, DACTest0420, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0430
- * @tc.name       : DAC control mechanism-File system dev-System call chdir-UID0-GID1-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call chdir-UID0-GID1-Capability
                     CAPDACREADSEARCH_CAPDACOVERRIDE-Permission 507
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -649,7 +643,7 @@ HWTEST_F(DacTestSuite, DACTest0430, Function | MediumTest | Level2)
     // Preset action: Create a directory
     CreateDevDir();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0, CHMOD507);
+    ret = chmod("/storage/" DACDIR0, CHMOD507);
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod 507";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -662,7 +656,7 @@ HWTEST_F(DacTestSuite, DACTest0430, Function | MediumTest | Level2)
         // Step 2: Change the sub process uid, gid and groups according to the test procedure
         SetUidGid(UID0, GID555);
         // Step 3: Invoke the interface to operate the file system
-        ret = chdir("/dev/" DACDIR0 "/" DACDIR0_DACDIR0);
+        ret = chdir("/storage/" DACDIR0 "/" DACDIR0_DACDIR0);
         if (ret != 0) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             exitCode = 1;
@@ -680,7 +674,7 @@ HWTEST_F(DacTestSuite, DACTest0430, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0440
- * @tc.name       : DAC control mechanism-File system dev-System call chdir-UID0-GID0-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call chdir-UID0-GID0-Capability
                     CAPDACOVERRIDE-Permission 347
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -690,7 +684,7 @@ HWTEST_F(DacTestSuite, DACTest0440, Function | MediumTest | Level2)
     // Preset action: Create a directory
     CreateDevDir();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0, CHMOD347);
+    ret = chmod("/storage/" DACDIR0, CHMOD347);
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod 347";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -703,7 +697,7 @@ HWTEST_F(DacTestSuite, DACTest0440, Function | MediumTest | Level2)
         // Step 2: Change the sub process uid, gid and groups according to the test procedure
         SetUidGid(UID0, GID0);
         // Step 3: Invoke the interface to operate the file system
-        ret = chdir("/dev/" DACDIR0 "/" DACDIR0_DACDIR0);
+        ret = chdir("/storage/" DACDIR0 "/" DACDIR0_DACDIR0);
         if (ret != 0) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             exitCode = 1;
@@ -721,7 +715,7 @@ HWTEST_F(DacTestSuite, DACTest0440, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0450
- * @tc.name       : DAC control mechanism-File system dev-System call chdir-UID1-GID1-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call chdir-UID1-GID1-Capability
                     CAPDACOVERRIDE-Permission 063
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -731,7 +725,7 @@ HWTEST_F(DacTestSuite, DACTest0450, Function | MediumTest | Level2)
     // Preset action: Create a directory
     CreateDevDir();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0, CHMOD063);
+    ret = chmod("/storage/" DACDIR0, CHMOD063);
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod 063";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -744,7 +738,7 @@ HWTEST_F(DacTestSuite, DACTest0450, Function | MediumTest | Level2)
         // Step 2: Change the sub process uid, gid and groups according to the test procedure
         SetUidGid(UID555, GID555);
         // Step 3: Invoke the interface to operate the file system
-        ret = chdir("/dev/" DACDIR0 "/" DACDIR0_DACDIR0);
+        ret = chdir("/storage/" DACDIR0 "/" DACDIR0_DACDIR0);
         if (ret != 0) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             exitCode = 1;
@@ -762,7 +756,7 @@ HWTEST_F(DacTestSuite, DACTest0450, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0460
- * @tc.name       : DAC control mechanism-File system dev-System call chdir-UID1-GID1-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call chdir-UID1-GID1-Capability
                     CAPDACREADSEARCH_CAPDACOVERRIDE-Permission 230
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -772,7 +766,7 @@ HWTEST_F(DacTestSuite, DACTest0460, Function | MediumTest | Level2)
     // Preset action: Create a directory
     CreateDevDir();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0, CHMOD230);
+    ret = chmod("/storage/" DACDIR0, CHMOD230);
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod 230";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -785,7 +779,7 @@ HWTEST_F(DacTestSuite, DACTest0460, Function | MediumTest | Level2)
         // Step 2: Change the sub process uid, gid and groups according to the test procedure
         SetUidGid(UID555, GID555);
         // Step 3: Invoke the interface to operate the file system
-        ret = chdir("/dev/" DACDIR0 "/" DACDIR0_DACDIR0);
+        ret = chdir("/storage/" DACDIR0 "/" DACDIR0_DACDIR0);
         if (ret != 0) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             exitCode = 1;
@@ -803,7 +797,7 @@ HWTEST_F(DacTestSuite, DACTest0460, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0470
- * @tc.name       : DAC control mechanism-File system dev-System call chdir-UID1-GID1-Groups contain-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call chdir-UID1-GID1-Groups contain-Capability
                     CAPDACOVERRIDE-Permission 724
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -814,7 +808,7 @@ HWTEST_F(DacTestSuite, DACTest0470, Function | MediumTest | Level2)
     // Preset action: Create a directory
     CreateDevDir();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0, CHMOD724);
+    ret = chmod("/storage/" DACDIR0, CHMOD724);
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod 724";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -828,7 +822,7 @@ HWTEST_F(DacTestSuite, DACTest0470, Function | MediumTest | Level2)
         SetUidGid(UID555, GID555);
         setgroups(SINGLESIZE, list);
         // Step 3: Invoke the interface to operate the file system
-        ret = chdir("/dev/" DACDIR0 "/" DACDIR0_DACDIR0);
+        ret = chdir("/storage/" DACDIR0 "/" DACDIR0_DACDIR0);
         if (ret != 0) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             exitCode = 1;
@@ -846,7 +840,7 @@ HWTEST_F(DacTestSuite, DACTest0470, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0480
- * @tc.name       : DAC control mechanism-File system dev-System call execute-UID1-GID0-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call execute-UID1-GID0-Capability
                     CAPDACREADSEARCH_CAPDACOVERRIDE-Permission 702
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -858,8 +852,8 @@ HWTEST_F(DacTestSuite, DACTest0480, Function | MediumTest | Level2)
     // Preset action: Create a file
     CreateDevTxt();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0, CHMOD702);
-    // dev/shm can not change chmod
+    ret = chmod("/storage/" DACDIR0, CHMOD702);
+    // storage/shm can not change chmod
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod ";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -872,7 +866,7 @@ HWTEST_F(DacTestSuite, DACTest0480, Function | MediumTest | Level2)
         // Step 2: Change the sub process uid, gid and groups according to the test procedure
         SetUidGid(UID555, GID0);
         // Step 3: Invoke the interface to operate the file system
-        ret = execve("/dev/" DACDIR0 "/" DACDIR0_DACFILE0, argv, envp);
+        ret = execve("/storage/" DACDIR0 "/" DACDIR0_DACFILE0, argv, envp);
         // the file is not elf , can not exec
         if (ret != FALSE) {
             LOG("ErrInfo: VFS error with DAC or Capability");
@@ -891,7 +885,7 @@ HWTEST_F(DacTestSuite, DACTest0480, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0490
- * @tc.name       : DAC control mechanism-File system dev-System call execute-UID0-GID0-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call execute-UID0-GID0-Capability
                     CAPDACOVERRIDE-Permission 473
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -903,8 +897,8 @@ HWTEST_F(DacTestSuite, DACTest0490, Function | MediumTest | Level2)
     // Preset action: Create a file
     CreateDevTxt();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0, CHMOD473);
-    // dev/shm can not change chmod
+    ret = chmod("/storage/" DACDIR0, CHMOD473);
+    // storage/shm can not change chmod
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod ";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -917,7 +911,7 @@ HWTEST_F(DacTestSuite, DACTest0490, Function | MediumTest | Level2)
         // Step 2: Change the sub process uid, gid and groups according to the test procedure
         SetUidGid(UID0, GID0);
         // Step 3: Invoke the interface to operate the file system
-        ret = execve("/dev/" DACDIR0 "/" DACDIR0_DACFILE0, argv, envp);
+        ret = execve("/storage/" DACDIR0 "/" DACDIR0_DACFILE0, argv, envp);
         // the file is not elf , can not exec
         if (ret != FALSE) {
             LOG("ErrInfo: VFS error with DAC or Capability");
@@ -936,7 +930,7 @@ HWTEST_F(DacTestSuite, DACTest0490, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0500
- * @tc.name       : DAC control mechanism-File system dev-System call execute-UID1-GID1-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call execute-UID1-GID1-Capability
                     CAPDACOVERRIDE-Permission 261
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -948,8 +942,8 @@ HWTEST_F(DacTestSuite, DACTest0500, Function | MediumTest | Level2)
     // Preset action: Create a file
     CreateDevTxt();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0, CHMOD261);
-    // dev/shm can not change chmod
+    ret = chmod("/storage/" DACDIR0, CHMOD261);
+    // storage/shm can not change chmod
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod ";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -962,7 +956,7 @@ HWTEST_F(DacTestSuite, DACTest0500, Function | MediumTest | Level2)
         // Step 2: Change the sub process uid, gid and groups according to the test procedure
         SetUidGid(UID555, GID555);
         // Step 3: Invoke the interface to operate the file system
-        ret = execve("/dev/" DACDIR0 "/" DACDIR0_DACFILE0, argv, envp);
+        ret = execve("/storage/" DACDIR0 "/" DACDIR0_DACFILE0, argv, envp);
         // the file is not elf , can not exec
         if (ret != FALSE) {
             LOG("ErrInfo: VFS error with DAC or Capability");
@@ -981,7 +975,7 @@ HWTEST_F(DacTestSuite, DACTest0500, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0510
- * @tc.name       : DAC control mechanism-File system dev-System call access-UID0-GID1-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call access-UID0-GID1-Capability
                     CAPDACREADSEARCH_CAPDACOVERRIDE-Permission 460
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -991,8 +985,8 @@ HWTEST_F(DacTestSuite, DACTest0510, Function | MediumTest | Level2)
     // Preset action: Create a file
     CreateDevTxt();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0, CHMOD460);
-    // dev/shm can not change chmod
+    ret = chmod("/storage/" DACDIR0, CHMOD460);
+    // storage/shm can not change chmod
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod ";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -1005,7 +999,7 @@ HWTEST_F(DacTestSuite, DACTest0510, Function | MediumTest | Level2)
         // Step 2: Change the sub process uid, gid and groups according to the test procedure
         SetUidGid(UID0, GID555);
         // Step 3: Invoke the interface to operate the file system
-        ret = access("/dev/" DACDIR0 "/" DACDIR0_DACFILE0, F_OK);
+        ret = access("/storage/" DACDIR0 "/" DACDIR0_DACFILE0, F_OK);
         if (ret != FALSE) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             exitCode = 1;
@@ -1023,7 +1017,7 @@ HWTEST_F(DacTestSuite, DACTest0510, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0520
- * @tc.name       : DAC control mechanism-File system dev-System call access-UID1-GID0-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call access-UID1-GID0-Capability
                     CAPDACOVERRIDE-Permission 562
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -1033,8 +1027,8 @@ HWTEST_F(DacTestSuite, DACTest0520, Function | MediumTest | Level2)
     // Preset action: Create a file
     CreateDevTxt();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0, CHMOD562);
-    // dev/shm can not change chmod
+    ret = chmod("/storage/" DACDIR0, CHMOD562);
+    // storage/shm can not change chmod
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod ";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -1047,7 +1041,7 @@ HWTEST_F(DacTestSuite, DACTest0520, Function | MediumTest | Level2)
         // Step 2: Change the sub process uid, gid and groups according to the test procedure
         SetUidGid(UID0, GID555);
         // Step 3: Invoke the interface to operate the file system
-        ret = access("/dev/" DACDIR0 "/" DACDIR0_DACFILE0, F_OK);
+        ret = access("/storage/" DACDIR0 "/" DACDIR0_DACFILE0, F_OK);
         if (ret != FALSE) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             exitCode = 1;
@@ -1066,7 +1060,7 @@ HWTEST_F(DacTestSuite, DACTest0520, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0530
- * @tc.name       : DAC control mechanism-File system dev-System call access-UID0-GID0-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call access-UID0-GID0-Capability
                     CAPDACOVERRIDE-Permission 076
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -1076,8 +1070,8 @@ HWTEST_F(DacTestSuite, DACTest0530, Function | MediumTest | Level2)
     // Preset action: Create a file
     CreateDevTxt();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0, CHMOD076);
-    // dev/shm can not change chmod
+    ret = chmod("/storage/" DACDIR0, CHMOD076);
+    // storage/shm can not change chmod
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod ";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -1090,7 +1084,7 @@ HWTEST_F(DacTestSuite, DACTest0530, Function | MediumTest | Level2)
         // Step 2: Change the sub process uid, gid and groups according to the test procedure
         SetUidGid(UID0, GID0);
         // Step 3: Invoke the interface to operate the file system
-        ret = access("/dev/" DACDIR0 "/" DACDIR0_DACFILE0, F_OK);
+        ret = access("/storage/" DACDIR0 "/" DACDIR0_DACFILE0, F_OK);
         if (ret != FALSE) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             exitCode = 1;
@@ -1108,7 +1102,7 @@ HWTEST_F(DacTestSuite, DACTest0530, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0540
- * @tc.name       : DAC control mechanism-File system dev-System call access-UID1-GID1-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call access-UID1-GID1-Capability
                     CAPDACREADSEARCH_CAPDACOVERRIDE-Permission 305
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -1119,8 +1113,8 @@ HWTEST_F(DacTestSuite, DACTest0540, Function | MediumTest | Level2)
     // Preset action: Create a file
     CreateDevTxt();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0, CHMOD076);
-    // dev/shm can not change chmod
+    ret = chmod("/storage/" DACDIR0, CHMOD076);
+    // storage/shm can not change chmod
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod ";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -1134,7 +1128,7 @@ HWTEST_F(DacTestSuite, DACTest0540, Function | MediumTest | Level2)
         SetUidGid(UID555, GID555);
         setgroups(SINGLESIZE, list);
         // Step 3: Invoke the interface to operate the file system
-        ret = access("/dev/" DACDIR0 "/" DACDIR0_DACFILE0, F_OK);
+        ret = access("/storage/" DACDIR0 "/" DACDIR0_DACFILE0, F_OK);
         if (ret != FALSE) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             exitCode = 1;
@@ -1152,7 +1146,7 @@ HWTEST_F(DacTestSuite, DACTest0540, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0550
- * @tc.name       : DAC control mechanism-File system dev-System call access-UID1-GID1-Groups contain-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call access-UID1-GID1-Groups contain-Capability
                     CAPDACOVERRIDE-Permission 132
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -1163,8 +1157,8 @@ HWTEST_F(DacTestSuite, DACTest0550, Function | MediumTest | Level2)
     // Preset action: Create a file
     CreateDevTxt();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0, CHMOD132);
-    // dev/shm can not change chmod
+    ret = chmod("/storage/" DACDIR0, CHMOD132);
+    // storage/shm can not change chmod
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod ";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -1178,7 +1172,7 @@ HWTEST_F(DacTestSuite, DACTest0550, Function | MediumTest | Level2)
         SetUidGid(UID555, GID555);
         setgroups(SINGLESIZE, list);
         // Step 3: Invoke the interface to operate the file system
-        ret = access("/dev/" DACDIR0 "/" DACDIR0_DACFILE0, F_OK);
+        ret = access("/storage/" DACDIR0 "/" DACDIR0_DACFILE0, F_OK);
         if (ret != FALSE) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             exitCode = 1;
@@ -1196,7 +1190,7 @@ HWTEST_F(DacTestSuite, DACTest0550, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0560
- * @tc.name       : DAC control mechanism-File system dev-System call access-UID1-GID1-Groups contain-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call access-UID1-GID1-Groups contain-Capability
                     CAPDACREADSEARCH_CAPDACOVERRIDE-Permission 241
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -1207,8 +1201,8 @@ HWTEST_F(DacTestSuite, DACTest0560, Function | MediumTest | Level2)
     // Preset action: Create a file
     CreateDevTxt();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0, CHMOD241);
-    // dev/shm can not change chmod
+    ret = chmod("/storage/" DACDIR0, CHMOD241);
+    // storage/shm can not change chmod
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod ";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -1222,7 +1216,7 @@ HWTEST_F(DacTestSuite, DACTest0560, Function | MediumTest | Level2)
         SetUidGid(UID555, GID555);
         setgroups(SINGLESIZE, list);
         // Step 3: Invoke the interface to operate the file system
-        ret = access("/dev/" DACDIR0 "/" DACDIR0_DACFILE0, F_OK);
+        ret = access("/storage/" DACDIR0 "/" DACDIR0_DACFILE0, F_OK);
         if (ret != FALSE) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             exitCode = 1;
@@ -1240,7 +1234,7 @@ HWTEST_F(DacTestSuite, DACTest0560, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0570
- * @tc.name       : DAC control mechanism-File system dev-System call mkdir-UID0-GID1-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call mkdir-UID0-GID1-Capability
                     CAPDACOVERRIDE-Permission 456
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -1250,7 +1244,7 @@ HWTEST_F(DacTestSuite, DACTest0570, Function | MediumTest | Level2)
     // Preset action: Create a directory
     CreateDevDir();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0 "/" DACDIR0_DACDIR0, CHMOD456);
+    ret = chmod("/storage/" DACDIR0 "/" DACDIR0_DACDIR0, CHMOD456);
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod 456";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -1263,7 +1257,7 @@ HWTEST_F(DacTestSuite, DACTest0570, Function | MediumTest | Level2)
         // Step 2: Change the sub process uid, gid and groups according to the test procedure
         SetUidGid(UID0, GID555);
         // Step 3: Invoke the interface to operate the file system
-        ret = mkdir("/dev/" DACDIR0 "/" DACDIR0_DACDIR0 "/" DACDIR0_DACDIR0_DACDIR0, NORWX);
+        ret = mkdir("/storage/" DACDIR0 "/" DACDIR0_DACDIR0 "/" DACDIR0_DACDIR0_DACDIR0, NORWX);
         if (ret != 0) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             exitCode = 1;
@@ -1281,7 +1275,7 @@ HWTEST_F(DacTestSuite, DACTest0570, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0580
- * @tc.name       : DAC control mechanism-File system dev-System call mkdir-UID1-GID0-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call mkdir-UID1-GID0-Capability
                     CAPDACOVERRIDE-Permission 167
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -1291,7 +1285,7 @@ HWTEST_F(DacTestSuite, DACTest0580, Function | MediumTest | Level2)
     // Preset action: Create a directory
     CreateDevDir();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0 "/" DACDIR0_DACDIR0, CHMOD167);
+    ret = chmod("/storage/" DACDIR0 "/" DACDIR0_DACDIR0, CHMOD167);
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod 167";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -1304,7 +1298,7 @@ HWTEST_F(DacTestSuite, DACTest0580, Function | MediumTest | Level2)
         // Step 2: Change the sub process uid, gid and groups according to the test procedure
         SetUidGid(UID555, GID0);
         // Step 3: Invoke the interface to operate the file system
-        ret = mkdir("/dev/" DACDIR0 "/" DACDIR0_DACDIR0 "/" DACDIR0_DACDIR0_DACDIR0, NORWX);
+        ret = mkdir("/storage/" DACDIR0 "/" DACDIR0_DACDIR0 "/" DACDIR0_DACDIR0_DACDIR0, NORWX);
         if (ret != 0) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             exitCode = 1;
@@ -1322,7 +1316,7 @@ HWTEST_F(DacTestSuite, DACTest0580, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0590
- * @tc.name       : DAC control mechanism-File system dev-System call mkdir-UID1-GID1-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call mkdir-UID1-GID1-Capability
                     CAPDACREADSEARCH_CAPDACOVERRIDE-Permission 511
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -1332,7 +1326,7 @@ HWTEST_F(DacTestSuite, DACTest0590, Function | MediumTest | Level2)
     // Preset action: Create a directory
     CreateDevDir();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0 "/" DACDIR0_DACDIR0, CHMOD511);
+    ret = chmod("/storage/" DACDIR0 "/" DACDIR0_DACDIR0, CHMOD511);
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod 511";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -1345,7 +1339,7 @@ HWTEST_F(DacTestSuite, DACTest0590, Function | MediumTest | Level2)
         // Step 2: Change the sub process uid, gid and groups according to the test procedure
         SetUidGid(UID555, GID555);
         // Step 3: Invoke the interface to operate the file system
-        ret = mkdir("/dev/" DACDIR0 "/" DACDIR0_DACDIR0 "/" DACDIR0_DACDIR0_DACDIR0, NORWX);
+        ret = mkdir("/storage/" DACDIR0 "/" DACDIR0_DACDIR0 "/" DACDIR0_DACDIR0_DACDIR0, NORWX);
         if (ret != 0) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             exitCode = 1;
@@ -1363,7 +1357,7 @@ HWTEST_F(DacTestSuite, DACTest0590, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0600
- * @tc.name       : DAC control mechanism-File system dev-System call mkdir-UID1-GID1-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call mkdir-UID1-GID1-Capability
                     CAPDACREADSEARCH_CAPDACOVERRIDE-Permission 640
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -1373,7 +1367,7 @@ HWTEST_F(DacTestSuite, DACTest0600, Function | MediumTest | Level2)
     // Preset action: Create a directory
     CreateDevDir();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0 "/" DACDIR0_DACDIR0, CHMOD640);
+    ret = chmod("/storage/" DACDIR0 "/" DACDIR0_DACDIR0, CHMOD640);
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod 640";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -1386,7 +1380,7 @@ HWTEST_F(DacTestSuite, DACTest0600, Function | MediumTest | Level2)
         // Step 2: Change the sub process uid, gid and groups according to the test procedure
         SetUidGid(UID555, GID555);
         // Step 3: Invoke the interface to operate the file system
-        ret = mkdir("/dev/" DACDIR0 "/" DACDIR0_DACDIR0 "/" DACDIR0_DACDIR0_DACDIR0, NORWX);
+        ret = mkdir("/storage/" DACDIR0 "/" DACDIR0_DACDIR0 "/" DACDIR0_DACDIR0_DACDIR0, NORWX);
         if (ret != FALSE) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             exitCode = 1;
@@ -1404,7 +1398,7 @@ HWTEST_F(DacTestSuite, DACTest0600, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0610
- * @tc.name       : DAC control mechanism-File system dev-System call unlink-UID0-GID1-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call unlink-UID0-GID1-Capability
                     CAPDACOVERRIDE-Permission 362
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -1414,8 +1408,8 @@ HWTEST_F(DacTestSuite, DACTest0610, Function | MediumTest | Level2)
     // Preset action: Create a file
     CreateDevTxt();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0, CHMOD362);
-    // dev/shm can not change chmod
+    ret = chmod("/storage/" DACDIR0, CHMOD362);
+    // storage/shm can not change chmod
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod ";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -1428,7 +1422,7 @@ HWTEST_F(DacTestSuite, DACTest0610, Function | MediumTest | Level2)
         // Step 2: Change the sub process uid, gid and groups according to the test procedure
         SetUidGid(UID0, GID555);
         // Step 3: Invoke the interface to operate the file system
-        ret = unlink("/dev/" DACDIR0 "/" DACDIR0_DACFILE0);
+        ret = unlink("/storage/" DACDIR0 "/" DACDIR0_DACFILE0);
         if (ret != FALSE) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             exitCode = 1;
@@ -1446,7 +1440,7 @@ HWTEST_F(DacTestSuite, DACTest0610, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0620
- * @tc.name       : DAC control mechanism-File system dev-System call unlink-UID0-GID1-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call unlink-UID0-GID1-Capability
                     CAPDACOVERRIDE-Permission 526
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -1456,8 +1450,8 @@ HWTEST_F(DacTestSuite, DACTest0620, Function | MediumTest | Level2)
     // Preset action: Create a file
     CreateDevTxt();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0, CHMOD526);
-    // dev/shm can not change chmod
+    ret = chmod("/storage/" DACDIR0, CHMOD526);
+    // storage/shm can not change chmod
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod ";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -1470,7 +1464,7 @@ HWTEST_F(DacTestSuite, DACTest0620, Function | MediumTest | Level2)
         // Step 2: Change the sub process uid, gid and groups according to the test procedure
         SetUidGid(UID0, GID555);
         // Step 3: Invoke the interface to operate the file system
-        ret = unlink("/dev/" DACDIR0 "/" DACDIR0_DACFILE0);
+        ret = unlink("/storage/" DACDIR0 "/" DACDIR0_DACFILE0);
         if (ret != FALSE) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             exitCode = 1;
@@ -1488,7 +1482,7 @@ HWTEST_F(DacTestSuite, DACTest0620, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0630
- * @tc.name       : DAC control mechanism-File system dev-System call unlink-UID0-GID0-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call unlink-UID0-GID0-Capability
                     CAPDACREADSEARCH_CAPDACOVERRIDE-Permission 604
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -1498,8 +1492,8 @@ HWTEST_F(DacTestSuite, DACTest0630, Function | MediumTest | Level2)
     // Preset action: Create a file
     CreateDevTxt();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0, CHMOD604);
-    // dev/shm can not change chmod
+    ret = chmod("/storage/" DACDIR0, CHMOD604);
+    // storage/shm can not change chmod
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod ";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -1512,7 +1506,7 @@ HWTEST_F(DacTestSuite, DACTest0630, Function | MediumTest | Level2)
         // Step 2: Change the sub process uid, gid and groups according to the test procedure
         SetUidGid(UID0, GID0);
         // Step 3: Invoke the interface to operate the file system
-        ret = unlink("/dev/" DACDIR0 "/" DACDIR0_DACFILE0);
+        ret = unlink("/storage/" DACDIR0 "/" DACDIR0_DACFILE0);
         if (ret != FALSE) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             exitCode = 1;
@@ -1530,7 +1524,7 @@ HWTEST_F(DacTestSuite, DACTest0630, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0640
- * @tc.name       : DAC control mechanism-File system dev-System call unlink-UID0-GID0-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call unlink-UID0-GID0-Capability
                     CAPDACREADSEARCH_CAPDACOVERRIDE-Permission 671
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -1540,8 +1534,8 @@ HWTEST_F(DacTestSuite, DACTest0640, Function | MediumTest | Level2)
     // Preset action: Create a file
     CreateDevTxt();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0, CHMOD671);
-    // dev/shm can not change chmod
+    ret = chmod("/storage/" DACDIR0, CHMOD671);
+    // storage/shm can not change chmod
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod ";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -1554,7 +1548,7 @@ HWTEST_F(DacTestSuite, DACTest0640, Function | MediumTest | Level2)
         // Step 2: Change the sub process uid, gid and groups according to the test procedure
         SetUidGid(UID0, GID0);
         // Step 3: Invoke the interface to operate the file system
-        ret = unlink("/dev/" DACDIR0 "/" DACDIR0_DACFILE0);
+        ret = unlink("/storage/" DACDIR0 "/" DACDIR0_DACFILE0);
         if (ret != FALSE) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             exitCode = 1;
@@ -1572,7 +1566,7 @@ HWTEST_F(DacTestSuite, DACTest0640, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0650
- * @tc.name       : DAC control mechanism-File system dev-System call unlink-UID0-GID0-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call unlink-UID0-GID0-Capability
                     CAPDACREADSEARCH_CAPDACOVERRIDE-Permission 743
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -1582,8 +1576,8 @@ HWTEST_F(DacTestSuite, DACTest0650, Function | MediumTest | Level2)
     // Preset action: Create a file
     CreateDevTxt();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0, CHMOD743);
-    // dev/shm can not change chmod
+    ret = chmod("/storage/" DACDIR0, CHMOD743);
+    // storage/shm can not change chmod
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod ";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -1596,7 +1590,7 @@ HWTEST_F(DacTestSuite, DACTest0650, Function | MediumTest | Level2)
         // Step 2: Change the sub process uid, gid and groups according to the test procedure
         SetUidGid(UID0, GID0);
         // Step 3: Invoke the interface to operate the file system
-        ret = unlink("/dev/" DACDIR0 "/" DACDIR0_DACFILE0);
+        ret = unlink("/storage/" DACDIR0 "/" DACDIR0_DACFILE0);
         if (ret != FALSE) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             exitCode = 1;
@@ -1614,7 +1608,7 @@ HWTEST_F(DacTestSuite, DACTest0650, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0660
- * @tc.name       : DAC control mechanism-File system dev-System call unlink-UID1-GID1-Groups contain-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call unlink-UID1-GID1-Groups contain-Capability
                     CAPDACREADSEARCH_CAPDACOVERRIDE-Permission 235
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -1625,8 +1619,8 @@ HWTEST_F(DacTestSuite, DACTest0660, Function | MediumTest | Level2)
     // Preset action: Create a file
     CreateDevTxt();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0, CHMOD235);
-    // dev/shm can not change chmod
+    ret = chmod("/storage/" DACDIR0, CHMOD235);
+    // storage/shm can not change chmod
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod ";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -1640,7 +1634,7 @@ HWTEST_F(DacTestSuite, DACTest0660, Function | MediumTest | Level2)
         SetUidGid(UID555, GID555);
         setgroups(SINGLESIZE, list);
         // Step 3: Invoke the interface to operate the file system
-        ret = unlink("/dev/" DACDIR0 "/" DACDIR0_DACFILE0);
+        ret = unlink("/storage/" DACDIR0 "/" DACDIR0_DACFILE0);
         if (ret != FALSE) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             exitCode = 1;
@@ -1658,7 +1652,7 @@ HWTEST_F(DacTestSuite, DACTest0660, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0670
- * @tc.name       : DAC control mechanism-File system dev-System call open-UID1-GID0-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call open-UID1-GID0-Capability
                     CAPDACREADSEARCH_CAPDACOVERRIDE-Permission 371
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -1669,8 +1663,8 @@ HWTEST_F(DacTestSuite, DACTest0670, Function | MediumTest | Level2)
     // Preset action: Create a file
     CreateDevTxt();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0, CHMOD371);
-    // dev/shm can not change chmod
+    ret = chmod("/storage/" DACDIR0, CHMOD371);
+    // storage/shm can not change chmod
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod ";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -1683,7 +1677,7 @@ HWTEST_F(DacTestSuite, DACTest0670, Function | MediumTest | Level2)
         // Step 2: Change the sub process uid, gid and groups according to the test procedure
         SetUidGid(UID555, GID0);
         // Step 3: Invoke the interface to operate the file system
-        fd = open("/dev/" DACDIR0 "/" DACDIR0_DACFILE0, O_WRONLY);
+        fd = open("/storage/" DACDIR0 "/" DACDIR0_DACFILE0, O_WRONLY);
         if (fd >= 0) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             close(fd);
@@ -1702,7 +1696,7 @@ HWTEST_F(DacTestSuite, DACTest0670, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0680
- * @tc.name       : DAC control mechanism-File system dev-System call open-UID1-GID0-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call open-UID1-GID0-Capability
                     CAPDACREADSEARCH_CAPDACOVERRIDE-Permission 702
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -1713,8 +1707,8 @@ HWTEST_F(DacTestSuite, DACTest0680, Function | MediumTest | Level2)
     // Preset action: Create a file
     CreateDevTxt();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0, CHMOD702);
-    // dev/shm can not change chmod
+    ret = chmod("/storage/" DACDIR0, CHMOD702);
+    // storage/shm can not change chmod
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod ";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -1727,7 +1721,7 @@ HWTEST_F(DacTestSuite, DACTest0680, Function | MediumTest | Level2)
         // Step 2: Change the sub process uid, gid and groups according to the test procedure
         SetUidGid(UID555, GID0);
         // Step 3: Invoke the interface to operate the file system
-        fd = open("/dev/" DACDIR0 "/" DACDIR0_DACFILE0, O_WRONLY);
+        fd = open("/storage/" DACDIR0 "/" DACDIR0_DACFILE0, O_WRONLY);
         if (fd >= 0) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             close(fd);
@@ -1746,7 +1740,7 @@ HWTEST_F(DacTestSuite, DACTest0680, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0690
- * @tc.name       : DAC control mechanism-File system dev-System call open-UID1-GID1-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call open-UID1-GID1-Capability
                     CAPDACOVERRIDE-Permission 406
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -1757,8 +1751,8 @@ HWTEST_F(DacTestSuite, DACTest0690, Function | MediumTest | Level2)
     // Preset action: Create a file
     CreateDevTxt();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0, CHMOD406);
-    // dev/shm can not change chmod
+    ret = chmod("/storage/" DACDIR0, CHMOD406);
+    // storage/shm can not change chmod
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod ";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -1771,7 +1765,7 @@ HWTEST_F(DacTestSuite, DACTest0690, Function | MediumTest | Level2)
         // Step 2: Change the sub process uid, gid and groups according to the test procedure
         SetUidGid(UID555, GID555);
         // Step 3: Invoke the interface to operate the file system
-        fd = open("/dev/" DACDIR0 "/" DACDIR0_DACFILE0, O_WRONLY);
+        fd = open("/storage/" DACDIR0 "/" DACDIR0_DACFILE0, O_WRONLY);
         if (fd >= 0) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             close(fd);
@@ -1790,7 +1784,7 @@ HWTEST_F(DacTestSuite, DACTest0690, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0700
- * @tc.name       : DAC control mechanism-File system dev-System call open-UID1-GID1-Groups contain-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call open-UID1-GID1-Groups contain-Capability
                     CAPDACOVERRIDE-Permission 257
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -1802,8 +1796,8 @@ HWTEST_F(DacTestSuite, DACTest0700, Function | MediumTest | Level2)
     // Preset action: Create a file
     CreateDevTxt();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0, CHMOD257);
-    // dev/shm can not change chmod
+    ret = chmod("/storage/" DACDIR0, CHMOD257);
+    // storage/shm can not change chmod
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod ";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -1817,7 +1811,7 @@ HWTEST_F(DacTestSuite, DACTest0700, Function | MediumTest | Level2)
         SetUidGid(UID555, GID555);
         setgroups(SINGLESIZE, list);
         // Step 3: Invoke the interface to operate the file system
-        fd = open("/dev/" DACDIR0 "/" DACDIR0_DACFILE0, O_WRONLY);
+        fd = open("/storage/" DACDIR0 "/" DACDIR0_DACFILE0, O_WRONLY);
         if (fd >= 0) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             close(fd);
@@ -1836,7 +1830,7 @@ HWTEST_F(DacTestSuite, DACTest0700, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0710
- * @tc.name       : DAC control mechanism-File system dev-System call opendir-UID0-GID1-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call opendir-UID0-GID1-Capability
                     CAPDACREADSEARCH_CAPDACOVERRIDE-Permission 750
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -1847,7 +1841,7 @@ HWTEST_F(DacTestSuite, DACTest0710, Function | MediumTest | Level2)
     // Preset action: Create a directory
     CreateDevDir();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0 "/" DACDIR0_DACDIR0, CHMOD750);
+    ret = chmod("/storage/" DACDIR0 "/" DACDIR0_DACDIR0, CHMOD750);
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod 750";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -1860,7 +1854,7 @@ HWTEST_F(DacTestSuite, DACTest0710, Function | MediumTest | Level2)
         // Step 2: Change the sub process uid, gid and groups according to the test procedure
         SetUidGid(UID0, GID555);
         // Step 3: Invoke the interface to operate the file system
-        dir = opendir("/dev/" DACDIR0 "/" DACDIR0_DACDIR0);
+        dir = opendir("/storage/" DACDIR0 "/" DACDIR0_DACDIR0);
         if (dir == nullptr) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             exitCode = 1;
@@ -1880,7 +1874,7 @@ HWTEST_F(DacTestSuite, DACTest0710, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0720
- * @tc.name       : DAC control mechanism-File system dev-System call opendir-UID0-GID0-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call opendir-UID0-GID0-Capability
                     CAPDACOVERRIDE-Permission 143
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -1891,7 +1885,7 @@ HWTEST_F(DacTestSuite, DACTest0720, Function | MediumTest | Level2)
     // Preset action: Create a directory
     CreateDevDir();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0 "/" DACDIR0_DACDIR0, CHMOD143);
+    ret = chmod("/storage/" DACDIR0 "/" DACDIR0_DACDIR0, CHMOD143);
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod 143";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -1904,7 +1898,7 @@ HWTEST_F(DacTestSuite, DACTest0720, Function | MediumTest | Level2)
         // Step 2: Change the sub process uid, gid and groups according to the test procedure
         SetUidGid(UID0, GID0);
         // Step 3: Invoke the interface to operate the file system
-        dir = opendir("/dev/" DACDIR0 "/" DACDIR0_DACDIR0);
+        dir = opendir("/storage/" DACDIR0 "/" DACDIR0_DACDIR0);
         if (dir == nullptr) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             exitCode = 1;
@@ -1924,7 +1918,7 @@ HWTEST_F(DacTestSuite, DACTest0720, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0730
- * @tc.name       : DAC control mechanism-File system dev-System call opendir-UID1-GID1-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call opendir-UID1-GID1-Capability
                     CAPDACOVERRIDE-Permission 521
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -1935,7 +1929,7 @@ HWTEST_F(DacTestSuite, DACTest0730, Function | MediumTest | Level2)
     // Preset action: Create a directory
     CreateDevDir();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0 "/" DACDIR0_DACDIR0, CHMOD521);
+    ret = chmod("/storage/" DACDIR0 "/" DACDIR0_DACDIR0, CHMOD521);
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod 521";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -1948,7 +1942,7 @@ HWTEST_F(DacTestSuite, DACTest0730, Function | MediumTest | Level2)
         // Step 2: Change the sub process uid, gid and groups according to the test procedure
         SetUidGid(UID555, GID555);
         // Step 3: Invoke the interface to operate the file system
-        dir = opendir("/dev/" DACDIR0 "/" DACDIR0_DACDIR0);
+        dir = opendir("/storage/" DACDIR0 "/" DACDIR0_DACDIR0);
         if (dir == nullptr) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             exitCode = 1;
@@ -1968,7 +1962,7 @@ HWTEST_F(DacTestSuite, DACTest0730, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0740
- * @tc.name       : DAC control mechanism-File system dev-System call opendir-UID1-GID1-Groups contain-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call opendir-UID1-GID1-Groups contain-Capability
                     CAPDACOVERRIDE-Permission 016
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -1980,7 +1974,7 @@ HWTEST_F(DacTestSuite, DACTest0740, Function | MediumTest | Level2)
     // Preset action: Create a directory
     CreateDevDir();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0 "/" DACDIR0_DACDIR0, CHMOD016);
+    ret = chmod("/storage/" DACDIR0 "/" DACDIR0_DACDIR0, CHMOD016);
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod 016";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -1994,7 +1988,7 @@ HWTEST_F(DacTestSuite, DACTest0740, Function | MediumTest | Level2)
         SetUidGid(UID555, GID555);
         setgroups(SINGLESIZE, list);
         // Step 3: Invoke the interface to operate the file system
-        dir = opendir("/dev/" DACDIR0 "/" DACDIR0_DACDIR0);
+        dir = opendir("/storage/" DACDIR0 "/" DACDIR0_DACDIR0);
         if (dir == nullptr) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             exitCode = 1;
@@ -2014,7 +2008,7 @@ HWTEST_F(DacTestSuite, DACTest0740, Function | MediumTest | Level2)
 
 /*
  * @tc.number     : SUB_SEC_AppSEC_PermissionMgmt_DAC_0750
- * @tc.name       : DAC control mechanism-File system dev-System call opendir-UID1-GID1-Groups contain-Capability
+ * @tc.name       : DAC control mechanism-File system storage-System call opendir-UID1-GID1-Groups contain-Capability
                     CAPDACOVERRIDE-Permission 407
  * @tc.desc       : [C- SECURITY -0200]
  */
@@ -2026,7 +2020,7 @@ HWTEST_F(DacTestSuite, DACTest0750, Function | MediumTest | Level2)
     // Preset action: Create a directory
     CreateDevDir();
     // Preset action: Change the file permission according to the test procedure
-    ret = chmod("/dev/" DACDIR0 "/" DACDIR0_DACDIR0, CHMOD407);
+    ret = chmod("/storage/" DACDIR0 "/" DACDIR0_DACDIR0, CHMOD407);
     EXPECT_EQ(ret, 0) << "ErrInfo: Failed to chmod 407";
     // Preset action: Fork a sub process
     pid_t pid = fork();
@@ -2040,7 +2034,7 @@ HWTEST_F(DacTestSuite, DACTest0750, Function | MediumTest | Level2)
         SetUidGid(UID555, GID555);
         setgroups(SINGLESIZE, list);
         // Step 3: Invoke the interface to operate the file system
-        dir = opendir("/dev/" DACDIR0 "/" DACDIR0_DACDIR0);
+        dir = opendir("/storage/" DACDIR0 "/" DACDIR0_DACDIR0);
         if (dir == nullptr) {
             LOG("ErrInfo: VFS error with DAC or Capability");
             exitCode = 1;

security_lite/permission_posix/dac/src/DACFileSystemTest.cpp

@@ -31,7 +31,7 @@ void DacTestSuite::SetUp()
     // Delete the the directory if exists
     RemoveDir(TOP_DIR "/" DACDIR0);
     RemoveDir(TOP_DIR "/" DACDIR1);
-    RemoveDir("/dev/" DACDIR0);
+    RemoveDir("/storage/" DACDIR0);
     // Obtain the current working directory of the test code
     mCurPath = GetCurrentPath();
     // Modify the current working directory of the test code
@@ -47,7 +47,7 @@ void DacTestSuite::TearDown()
     // Delete the the directory if exists
     RemoveDir(TOP_DIR "/" DACDIR0);
     RemoveDir(TOP_DIR "/" DACDIR1);
-    RemoveDir("/dev/" DACDIR0);
+    RemoveDir("/storage/" DACDIR0);
     // Initialize the process and set the uid and gid of the process to zero
     SetUidGid(UID0, GID0);
     // Restore the working directory of the test code