open_by_handle: test file handles of renamed files

[xfstests-dev.git] / src / open_by_handle.c

diff --git a/src/open_by_handle.c b/src/open_by_handle.c
index 52973c6ef654c32ad8aa29a08b7c33efcd5c50fc..8b12df37aebf25eae3c57088a636e0bc9cf04409 100644 (file)
--- a/src/open_by_handle.c
+++ b/src/open_by_handle.c
@@ -27,7 +27,7 @@
 
 /*
 
-usage: open_by_handle [-c|-l|-u|-d] <test_dir> [num_files]
+usage: open_by_handle [-cludm] <test_dir> [num_files]
 
 Examples:
 
@@ -48,7 +48,12 @@ Examples:
 
    open_by_handle -d <test_dir> [N]
 
-4. Get file handles for existing test set, hardlink all test files,
+4. Get file handles for existing test set, rename all test files,
+   drop caches, try to open all files by handle (should work):
+
+   open_by_handle -m <test_dir> [N]
+
+5. Get file handles for existing test set, hardlink all test files,
    then unlink the original files, drop caches and try to open all
    files by handle (should work):
 
@@ -84,13 +89,14 @@ struct handle {
 
 void usage(void)
 {
-       fprintf(stderr, "usage: open_by_handle [-c|-l|-u|-d] <test_dir> [num_files]\n");
+       fprintf(stderr, "usage: open_by_handle [-cludm] <test_dir> [num_files]\n");
        fprintf(stderr, "\n");
        fprintf(stderr, "open_by_handle -c <test_dir> [N] - create N test files under test_dir, try to get file handles and exit\n");
        fprintf(stderr, "open_by_handle    <test_dir> [N] - get file handles of test files, drop caches and try to open by handle\n");
        fprintf(stderr, "open_by_handle -l <test_dir> [N] - create hardlinks to test files, drop caches and try to open by handle\n");
        fprintf(stderr, "open_by_handle -u <test_dir> [N] - unlink (hardlinked) test files, drop caches and try to open by handle\n");
        fprintf(stderr, "open_by_handle -d <test_dir> [N] - unlink test files and hardlinks, drop caches and try to open by handle\n");
+       fprintf(stderr, "open_by_handle -m <test_dir> [N] - rename test files, drop caches and try to open by handle\n");
        exit(EXIT_FAILURE);
 }
 
@@ -105,12 +111,12 @@ int main(int argc, char **argv)
        char    *test_dir;
        int     mount_fd, mount_id;
        int     numfiles = 1;
-       int     create = 0, delete = 0, nlink = 1;
+       int     create = 0, delete = 0, nlink = 1, move = 0;
 
        if (argc < 2 || argc > 4)
                usage();
 
-       while ((c = getopt(argc, argv, "clud")) != -1) {
+       while ((c = getopt(argc, argv, "cludm")) != -1) {
                switch (c) {
                case 'c':
                        create = 1;
@@ -126,6 +132,9 @@ int main(int argc, char **argv)
                        delete = 1;
                        nlink = 0;
                        break;
+               case 'm':
+                       move = 1;
+                       break;
                default:
                        fprintf(stderr, "illegal option '%s'\n", argv[optind]);
                case 'h':
@@ -201,6 +210,18 @@ int main(int argc, char **argv)
                }
        }
 
+       /* rename the files */
+       for (i=0; move && i < numfiles; i++) {
+               sprintf(fname, "%s/file%06d", test_dir, i);
+               sprintf(fname2, "%s/link%06d", test_dir, i);
+               ret = rename(fname, fname2);
+               if (ret < 0) {
+                       strcat(fname2, ": rename");
+                       perror(fname2);
+                       return EXIT_FAILURE;
+               }
+       }
+
        /* unlink the files */
        for (i=0; delete && i < numfiles; i++) {
                sprintf(fname, "%s/file%06d", test_dir, i);