X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=src%2Fceph%2Fsrc%2Fjava%2Ftest%2Fcom%2Fceph%2Ffs%2FCephMountTest.java;fp=src%2Fceph%2Fsrc%2Fjava%2Ftest%2Fcom%2Fceph%2Ffs%2FCephMountTest.java;h=0000000000000000000000000000000000000000;hb=7da45d65be36d36b880cc55c5036e96c24b53f00;hp=fcc54d8c58e1c9ffc9895262aaaf6eee652e7595;hpb=691462d09d0987b47e112d6ee8740375df3c51b2;p=stor4nfv.git

diff --git a/src/ceph/src/java/test/com/ceph/fs/CephMountTest.java b/src/ceph/src/java/test/com/ceph/fs/CephMountTest.java
deleted file mode 100644
index fcc54d8..0000000
--- a/src/ceph/src/java/test/com/ceph/fs/CephMountTest.java
+++ /dev/null
@@ -1,1040 +0,0 @@
-/*
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- */
-
-package com.ceph.fs;
-
-import java.io.FileNotFoundException;
-import java.io.IOException;
-import java.net.InetAddress;
-import java.util.UUID;
-import org.junit.*;
-import static org.junit.Assert.*;
-
-import com.ceph.crush.Bucket;
-
-/*
- * Coverage
- *  - Everything is covered in at least success cases.
- *  - l[set,get,remove]xattr are not working
- */
-
-public class CephMountTest {
-
-  private static CephMount mount;
-  private static String basedir = null;
-
-  @BeforeClass
-  public static void setup() throws Exception {
-    mount = new CephMount("admin");
-
-    String conf_file = System.getProperty("CEPH_CONF_FILE");
-    if (conf_file != null)
-      mount.conf_read_file(conf_file);
-    mount.conf_set("client_permissions", "0");
-
-    mount.mount(null);
-
-    basedir = "/libcephfs_junit_" + UUID.randomUUID();
-    mount.mkdir(basedir, 0777);
-  }
-
-  @AfterClass
-  public static void destroy() throws Exception {
-    String[] list = mount.listdir(basedir);
-    for (String l : list)
-      System.out.println(l);
-    mount.rmdir(basedir);
-    mount.unmount();
-  }
-
-  /*
-   * Helper function to construct a unique path.
-   */
-  public String makePath() {
-    String path = basedir + "/" + UUID.randomUUID();
-    return path;
-  }
-
-  /*
-   * Helper to learn the data pool name, by reading it
-   * from the '/' dir inode.
-   */
-  public String getRootPoolName() throws Exception
-  {
-    int fd = mount.open("/", CephMount.O_DIRECTORY, 0600);
-    String pool = mount.get_file_pool_name(fd);
-    mount.close(fd);
-    return pool;
-  }
-
-  /*
-   * Helper function to create a file with the given path and size. The file
-   * is filled with size bytes and the file descriptor is returned.
-   */
-  public int createFile(String path, int size) throws Exception {
-    int fd = mount.open(path, CephMount.O_RDWR|CephMount.O_CREAT, 0600);
-    byte[] buf = new byte[4096];
-    int left = size;
-    while (left > 0) {
-      size = Math.min(buf.length, left);
-      long ret = mount.write(fd, buf, size, -1);
-      left -= ret;
-    }
-    return fd;
-  }
-
-  /*
-   * Helper function to create a unique file and fill it with size bytes. The
-   * file descriptor is returned.
-   */
-  public int createFile(int size) throws Exception {
-    return createFile(makePath(), size);
-  }
-
-  @Test(expected=FileNotFoundException.class)
-  public void test_mount_dne() throws Exception {
-    CephMount mount2 = new CephMount("admin");
-    String conf_file = System.getProperty("CEPH_CONF_FILE");
-    if (conf_file != null)
-      mount2.conf_read_file(conf_file);
-    mount2.mount("/wlfkjwlekfjwlejfwe");
-    mount2.unmount();
-  }
-
-  /*
-   * Test loading of conf file that doesn't exist.
-   *
-   * FIXME:
-   * Ceph returns -ENOSYS rather than -ENOENT. Correct?
-   */
-  //@Test(expected=FileNotFoundException.class)
-  @Test
-  public void test_conf_read_file_dne() throws Exception {
-    //mount.conf_read_file("/this_file_does_not_exist");
-  }
-
-  /*
-   * Test loading of conf file that isn't valid
-   *
-   * FIXME: implement
-   */
-  @Test
-  public void test_conf_read_file_invalid() throws Exception {
-  }
-
-  @Test(expected=NullPointerException.class)
-  public void test_conf_read_file_null() throws Exception {
-    mount.conf_read_file(null);
-  }
-
-  /*
-   * conf_set/conf_get
-   */
-
-  @Test(expected=NullPointerException.class)
-  public void test_conf_set_null_opt() throws Exception {
-    mount.conf_set(null, "value");
-  }
-
-  @Test(expected=NullPointerException.class)
-  public void test_conf_set_null_val() throws Exception {
-    mount.conf_set("option", null);
-  }
-
-  @Test(expected=NullPointerException.class)
-  public void test_conf_get_null_opt() throws Exception {
-    mount.conf_get(null);
-  }
-
-  @Test
-  public void test_conf() throws Exception {
-    String opt = "log to stderr";
-    String val1, val2, val3;
-
-    /* get the current value */
-    val1 = mount.conf_get(opt);
-
-    /*
-     * flip the value. this may make some debug information be dumped to the
-     * console when the value becomes true. TODO: find a better config option
-     * to toggle.
-     */
-    if (val1.compareTo("true") == 0)
-      val2 = "false";
-    else
-      val2 = "true";
-    mount.conf_set(opt, val2);
-
-    /* verify the change */
-    val3 = mount.conf_get(opt);
-    assertTrue(val3.compareTo(val2) == 0);
-
-    /* reset to original value */
-    mount.conf_set(opt, val1);
-    val3 = mount.conf_get(opt);
-    assertTrue(val3.compareTo(val1) == 0);
-  }
-
-  /*
-   * statfs
-   */
-
-  @Test
-  public void test_statfs() throws Exception {
-    CephStatVFS st1 = new CephStatVFS();
-    mount.statfs("/", st1);
-
-    /*
-     * FIXME: a better test here is to see if changes to the file system are
-     * reflected through statfs (e.g. increasing number of files). However, it
-     * appears that the updates aren't immediately visible.
-     */
-    assertTrue(st1.bsize > 0);
-    assertTrue(st1.frsize > 0);
-    assertTrue(st1.blocks > 0);
-    assertTrue(st1.bavail > 0);
-    assertTrue(st1.namemax > 0);
-  }
-
-  /*
-   * getcwd/chdir
-   */
-
-  @Test
-  public void test_getcwd() throws Exception {
-    mount.chdir(basedir);
-    String cwd = mount.getcwd();
-    assertTrue(cwd.compareTo(basedir) == 0);
-
-    /* Make sure to reset cwd to root */
-    mount.chdir("/");
-    cwd = mount.getcwd();
-    assertTrue(cwd.compareTo("/") == 0);
-  }
-
-  @Test(expected=NullPointerException.class)
-  public void test_chdir_null() throws Exception {
-    mount.chdir(null);
-  }
-
-  @Test(expected=FileNotFoundException.class)
-  public void test_chdir_dne() throws Exception {
-    mount.chdir("/this/path/does/not/exist/");
-  }
-
-  /*
-   * FIXME: this test should throw an error (but does not)?
-   */
-  //@Test(expected=IOException.class)
-  @Test
-  public void test_chdir_not_dir() throws Exception {
-    String path = makePath();
-    int fd = createFile(path, 1);
-    mount.close(fd);
-    //mount.chdir(path); shouldn't be able to do this?
-    mount.unlink(path);
-
-    /*
-     * Switch back. Other tests seem to be sensitive to the current directory
-     * being something other than "/". This shouldn't happen once this tests
-     * passes and the call to chdir fails anyway.
-     */
-    mount.chdir("/");
-  }
-
-  /*
-   * listdir
-   */
-
-  @Test(expected=NullPointerException.class)
-  public void test_listdir_null() throws Exception {
-    mount.listdir(null);
-  }
-
-  @Test(expected=FileNotFoundException.class)
-  public void test_listdir_dne() throws Exception {
-    mount.listdir("/this/path/does/not/exist/");
-  }
-
-  @Test(expected=IOException.class)
-  public void test_listdir_not_dir() throws Exception {
-    String path = makePath();
-    int fd = createFile(path, 1);
-    mount.close(fd);
-    try {
-      mount.listdir(path);
-    } finally {
-      mount.unlink(path);
-    }
-  }
-
-  @Test
-  public void test_listdir() throws Exception {
-    String dir = makePath();
-    mount.mkdir(dir, 0777);
-    /* test that new directory is empty */
-    String[] list = mount.listdir(dir);
-    assertTrue(list.length == 0);
-    /* test that new directories are seen */
-    for (int i = 0; i < 3; i++)
-      mount.mkdir(dir + "/" + i, 777);
-    list = mount.listdir(dir);
-    assertTrue(list.length == 3);
-    /* test that more new directories are seen */
-    for (int i = 0; i < 30; i++)
-      mount.mkdir(dir + "/x" + i, 777);
-    list = mount.listdir(dir);
-    assertTrue(list.length == 33);
-
-    /* remove */
-    for (int i = 0; i < 30; i++)
-      mount.rmdir(dir + "/x" + i);
-    for (int i = 0; i < 3; i++)
-      mount.rmdir(dir + "/" + i);
-    mount.rmdir(dir);
-  }
-
-  /*
-   * Missing
-   *
-   * ceph_link
-   * ceph_unlink
-   */
-
-  /*
-   * rename
-   */
-
-  @Test(expected=NullPointerException.class)
-  public void test_rename_null_from() throws Exception {
-    mount.rename(null, "to");
-  }
-
-  @Test(expected=NullPointerException.class)
-  public void test_rename_null_to() throws Exception {
-    mount.rename("from", null);
-  }
-
-  @Test(expected=FileNotFoundException.class)
-  public void test_rename_dne() throws Exception {
-    mount.rename("/this/doesnt/exist", "/this/neither");
-  }
-
-  @Test
-  public void test_rename() throws Exception {
-    /* create a file */
-    String path = makePath();
-    int fd = createFile(path, 1);
-    mount.close(fd);
-
-    /* move it to a new name */
-    String newpath = makePath();
-    mount.rename(path, newpath);
-
-    /* verfiy the sizes are the same */
-    CephStat st = new CephStat();
-    mount.lstat(newpath, st);
-    assertTrue(st.size == 1);
-
-    /* remove the file */
-    mount.unlink(newpath);
-  }
-
-  /*
-   * mkdir/mkdirs/rmdir
-   */
-
-  @Test(expected=IOException.class)
-  public void test_mkdir_exists() throws Exception {
-    String path = makePath();
-    mount.mkdir(path, 0777);
-    try {
-      mount.mkdir(path, 0777);
-    } finally {
-      mount.rmdir(path);
-    }
-  }
-
-  @Test(expected=IOException.class)
-  public void test_mkdirs_exists() throws Exception {
-    String path = makePath();
-    mount.mkdirs(path, 0777);
-    try {
-      mount.mkdirs(path, 0777);
-    } finally {
-      mount.rmdir(path);
-    }
-  }
-
-  @Test
-  public void test_mkdir() throws Exception {
-    String path = makePath();
-    mount.mkdir(path, 0777);
-    CephStat st = new CephStat();
-    mount.lstat(path, st);
-    assertTrue(st.isDir());
-    mount.rmdir(path);
-  }
-
-  @Test
-  public void test_mkdirs() throws Exception {
-    String path = makePath();
-    mount.mkdirs(path + "/x/y", 0777);
-
-    CephStat st = new CephStat();
-    mount.lstat(path, st);
-    assertTrue(st.isDir());
-
-    mount.lstat(path + "/x", st);
-    assertTrue(st.isDir());
-
-    mount.lstat(path + "/x/y", st);
-    assertTrue(st.isDir());
-
-    mount.rmdir(path + "/x/y");
-    mount.rmdir(path + "/x");
-    mount.rmdir(path);
-  }
-
-  @Test(expected=FileNotFoundException.class)
-  public void test_rmdir() throws Exception {
-    /* make a new directory */
-    String path = makePath();
-    mount.mkdir(path, 0777);
-    CephStat st = new CephStat();
-    mount.lstat(path, st);
-    assertTrue(st.isDir());
-    /* remove it */
-    mount.rmdir(path);
-    /* should not exist now */
-    mount.lstat(path, st);
-  }
-
-  /*
-   * readlink
-   * symlink
-   */
-  @Test
-  public void test_symlink() throws Exception {
-    String oldpath = makePath();
-    String newpath = makePath();
-
-    mount.symlink(oldpath, newpath);
-    CephStat stat = new CephStat();
-    mount.lstat(newpath, stat);
-    assertTrue(stat.isSymlink());
-
-    String symlink = mount.readlink(newpath);
-    assertTrue(symlink.compareTo(oldpath) == 0);
-
-    mount.unlink(newpath);
-  }
-
-  /*
-   * lstat
-   */
-
-  @Test(expected=NullPointerException.class)
-  public void test_lstat_null_path() throws Exception {
-    mount.lstat(null, new CephStat());
-  }
-
-  @Test(expected=NullPointerException.class)
-  public void test_lstat_null_stat() throws Exception {
-    mount.lstat("/path", null);
-  }
-
-  @Test(expected=FileNotFoundException.class)
-  public void test_lstat_null_dne() throws Exception {
-    mount.lstat("/path/does/not/exist", new CephStat());
-  }
-
-  /*
-   * test_stat covers lstat and fstat and stat.
-   *
-   * TODO: create test that for lstat vs stat with symlink follow/nofollow.
-   */
-
-  @Test
-  public void test_stat() throws Exception {
-    /* create a new file */
-    String path = makePath();
-    int size = 12345;
-    int fd = createFile(path, size);
-    mount.close(fd);
-
-    /* test some basic info about the new file */
-    CephStat orig_st = new CephStat();
-    mount.lstat(path, orig_st);
-    assertTrue(orig_st.size == size);
-    assertTrue(orig_st.blksize > 0);
-    assertTrue(orig_st.blocks > 0);
-
-    /* now try stat */
-    CephStat stat_st = new CephStat();
-    mount.stat(path, stat_st);
-
-    /* now try fstat */
-    CephStat other_st = new CephStat();
-    fd = mount.open(path, CephMount.O_RDWR, 0);
-    mount.fstat(fd, other_st);
-    mount.close(fd);
-
-    mount.unlink(path);
-
-    /* compare to fstat results */
-    assertTrue(orig_st.mode == other_st.mode);
-    assertTrue(orig_st.uid == other_st.uid);
-    assertTrue(orig_st.gid == other_st.gid);
-    assertTrue(orig_st.size == other_st.size);
-    assertTrue(orig_st.blksize == other_st.blksize);
-    assertTrue(orig_st.blocks == other_st.blocks);
-
-    /* compare to stat results */
-    assertTrue(orig_st.mode == stat_st.mode);
-    assertTrue(orig_st.uid == stat_st.uid);
-    assertTrue(orig_st.gid == stat_st.gid);
-    assertTrue(orig_st.size == stat_st.size);
-    assertTrue(orig_st.blksize == stat_st.blksize);
-    assertTrue(orig_st.blocks == stat_st.blocks);
-  }
-
-  /*
-   * stat
-   */
-
-  @Test(expected=NullPointerException.class)
-  public void test_stat_null_path() throws Exception {
-    mount.stat(null, new CephStat());
-  }
-
-  @Test(expected=NullPointerException.class)
-  public void test_stat_null_stat() throws Exception {
-    mount.stat("/path", null);
-  }
-
-  @Test(expected=FileNotFoundException.class)
-  public void test_stat_null_dne() throws Exception {
-    mount.stat("/path/does/not/exist", new CephStat());
-  }
-
-  @Test(expected=CephNotDirectoryException.class)
-  public void test_enotdir() throws Exception {
-    String path = makePath();
-    int fd = createFile(path, 1);
-    mount.close(fd);
-
-    try {
-      CephStat stat = new CephStat();
-      mount.lstat(path + "/blah", stat);
-    } finally {
-      mount.unlink(path);
-    }
-  }
-
-  /*
-   * setattr
-   */
-
-  @Test(expected=NullPointerException.class)
-  public void test_setattr_null_path() throws Exception {
-    mount.setattr(null, new CephStat(), 0);
-  }
-
-  @Test(expected=NullPointerException.class)
-  public void test_setattr_null_stat() throws Exception {
-    mount.setattr("/path", null, 0);
-  }
-
-  @Test(expected=FileNotFoundException.class)
-  public void test_setattr_dne() throws Exception {
-    mount.setattr("/path/does/not/exist", new CephStat(), 0);
-  }
-
-  @Test
-  public void test_setattr() throws Exception {
-    /* create a file */
-    String path = makePath();
-    int fd = createFile(path, 1);
-    mount.close(fd);
-
-    CephStat st1 = new CephStat();
-    mount.lstat(path, st1);
-
-    st1.uid += 1;
-    st1.gid += 1;
-    mount.setattr(path, st1, mount.SETATTR_UID|mount.SETATTR_GID);
-
-    CephStat st2 = new CephStat();
-    mount.lstat(path, st2);
-
-    assertTrue(st2.uid == st1.uid);
-    assertTrue(st2.gid == st1.gid);
-
-    /* remove the file */
-    mount.unlink(path);
-  }
-
-  /*
-   * chmod
-   */
-
-  @Test(expected=NullPointerException.class)
-  public void test_chmod_null_path() throws Exception {
-    mount.chmod(null, 0);
-  }
-
-  @Test(expected=FileNotFoundException.class)
-  public void test_chmod_dne() throws Exception {
-    mount.chmod("/path/does/not/exist", 0);
-  }
-
-  @Test
-  public void test_chmod() throws Exception {
-    /* create a file */
-    String path = makePath();
-    int fd = createFile(path, 1);
-    mount.close(fd);
-
-    CephStat st = new CephStat();
-    mount.lstat(path, st);
-
-    /* flip a bit */
-    int mode = st.mode;
-    if ((mode & 1) != 0)
-      mode -= 1;
-    else
-      mode += 1;
-
-    mount.chmod(path, mode);
-    CephStat st2 = new CephStat();
-    mount.lstat(path, st2);
-    assertTrue(st2.mode == mode);
-
-    mount.unlink(path);
-  }
-
-  /*
-   * fchmod
-   */
-
-  @Test
-  public void test_fchmod() throws Exception {
-    /* create a file */
-    String path = makePath();
-    int fd = createFile(path, 1);
-
-    CephStat st = new CephStat();
-    mount.lstat(path, st);
-
-    /* flip a bit */
-    int mode = st.mode;
-    if ((mode & 1) != 0)
-      mode -= 1;
-    else
-      mode += 1;
-
-    mount.fchmod(fd, mode);
-    mount.close(fd);
-
-    CephStat st2 = new CephStat();
-    mount.lstat(path, st2);
-    assertTrue(st2.mode == mode);
-
-    mount.unlink(path);
-  }
-
-  /*
-   * truncate
-   */
-
-  @Test(expected=FileNotFoundException.class)
-  public void test_truncate_dne() throws Exception {
-    mount.truncate("/path/does/not/exist", 0);
-  }
-
-  @Test(expected=NullPointerException.class)
-  public void test_truncate_null_path() throws Exception {
-    mount.truncate(null, 0);
-  }
-
-  @Test
-  public void test_truncate() throws Exception {
-    // make file
-    String path = makePath();
-    int orig_size = 1398331;
-    int fd = createFile(path, orig_size);
-    mount.close(fd);
-
-    // check file size
-    CephStat st = new CephStat();
-    mount.lstat(path, st);
-    assertTrue(st.size == orig_size);
-
-    // truncate and check
-    int crop_size = 333333;
-    mount.truncate(path, crop_size);
-    mount.lstat(path, st);
-    assertTrue(st.size == crop_size);
-
-    // check after re-open
-    fd = mount.open(path, CephMount.O_RDWR, 0);
-    mount.fstat(fd, st);
-    assertTrue(st.size == crop_size);
-    mount.close(fd);
-
-    mount.unlink(path);
-  }
-
-  @Test
-  public void test_open_layout() throws Exception {
-    String path = makePath();
-    int fd = mount.open(path, CephMount.O_WRONLY|CephMount.O_CREAT, 0,
-        (1<<20), 1, (1<<20), null);
-    mount.close(fd);
-    mount.unlink(path);
-  }
-
-  /*
-   * open/close
-   */
-
-  @Test(expected=FileNotFoundException.class)
-  public void test_open_dne() throws Exception {
-    mount.open("/path/doesnt/exist", 0, 0);
-  }
-
-  /*
-   * lseek
-   */
-
-  @Test
-  public void test_lseek() throws Exception {
-    /* create a new file */
-    String path = makePath();
-    int size = 12345;
-    int fd = createFile(path, size);
-    mount.close(fd);
-
-    /* open and check size */
-    fd = mount.open(path, CephMount.O_RDWR, 0);
-    long end = mount.lseek(fd, 0, CephMount.SEEK_END);
-    mount.close(fd);
-
-    mount.unlink(path);
-
-    assertTrue(size == (int)end);
-  }
-
-  /*
-   * read/write
-   */
-
-  @Test
-  public void test_read() throws Exception {
-    String path = makePath();
-    int fd = createFile(path, 1500);
-    byte[] buf = new byte[1500];
-    long ret = mount.read(fd, buf, 1500, 0);
-    assertTrue(ret == 1500);
-    mount.unlink(path);
-  }
-
-  /*
-   * ftruncate
-   */
-
-  @Test
-  public void test_ftruncate() throws Exception {
-    // make file
-    String path = makePath();
-    int orig_size = 1398331;
-    int fd = createFile(path, orig_size);
-
-    // check file size
-    CephStat st = new CephStat();
-    mount.fstat(fd, st);
-    assertTrue(st.size == orig_size);
-
-    // truncate and check
-    int crop_size = 333333;
-    mount.ftruncate(fd, crop_size);
-    mount.fstat(fd, st);
-    if (st.size != crop_size) {
-      System.err.println("ftruncate error: st.size=" + st.size + " crop_size=" + crop_size);
-      assertTrue(false);
-    }
-    assertTrue(st.size == crop_size);
-    mount.close(fd);
-
-    // check after re-open
-    fd = mount.open(path, CephMount.O_RDWR, 0);
-    mount.fstat(fd, st);
-    assertTrue(st.size == crop_size);
-    mount.close(fd);
-
-    mount.unlink(path);
-  }
-
-  /*
-   * fsync
-   */
-
-  @Test
-  public void test_fsync() throws Exception {
-    String path = makePath();
-    int fd = createFile(path, 123);
-    mount.fsync(fd, false);
-    mount.fsync(fd, true);
-    mount.close(fd);
-    mount.unlink(path);
-  }
-
-  /*
-   * flock
-   */
-
-  @Test
-  public void test_flock() throws Exception {
-    String path = makePath();
-    int fd = createFile(path, 123);
-    mount.flock(fd, CephMount.LOCK_SH | CephMount.LOCK_NB, 42);
-    mount.flock(fd, CephMount.LOCK_SH | CephMount.LOCK_NB, 43);
-    mount.flock(fd, CephMount.LOCK_UN, 42);
-    mount.flock(fd, CephMount.LOCK_UN, 43);
-    mount.flock(fd, CephMount.LOCK_EX | CephMount.LOCK_NB, 42);
-    try {
-      mount.flock(fd, CephMount.LOCK_SH | CephMount.LOCK_NB, 43);
-      assertTrue(false);
-    } catch(IOException io) {}
-    try {
-      mount.flock(fd, CephMount.LOCK_EX | CephMount.LOCK_NB, 43);
-      assertTrue(false);
-    } catch(IOException io) {}
-    mount.flock(fd, CephMount.LOCK_SH, 42);  // downgrade
-    mount.flock(fd, CephMount.LOCK_SH, 43);
-    mount.flock(fd, CephMount.LOCK_UN, 42);
-    mount.flock(fd, CephMount.LOCK_UN, 43);
-    mount.close(fd);
-    mount.unlink(path);
-  }
-
-  /*
-   * fstat
-   *
-   * success case is handled in test_stat along with lstat.
-   */
-
-  /*
-   * sync_fs
-   */
-
-  @Test
-  public void test_sync_fs() throws Exception {
-    mount.sync_fs();
-  }
-
-  /*
-   * get/set/list/remove xattr
-   */
-
-  @Test
-  public void test_xattr() throws Exception {
-    /* make file */
-    String path = makePath();
-    int fd = createFile(path, 123);
-    mount.close(fd);
-
-    /* make xattrs */
-    String val1 = "This is a new xattr";
-    String val2 = "This is a different xattr";
-    byte[] buf1 = val1.getBytes();
-    byte[] buf2 = val2.getBytes();
-    mount.setxattr(path, "user.attr1", buf1, buf1.length, mount.XATTR_CREATE);
-    mount.setxattr(path, "user.attr2", buf2, buf2.length, mount.XATTR_CREATE);
-
-    /* list xattrs */
-    String[] xattrs = mount.listxattr(path);
-    assertTrue(xattrs.length == 2);
-    int found = 0;
-    for (String xattr : xattrs) {
-      if (xattr.compareTo("user.attr1") == 0) {
-        found++;
-        continue;
-      }
-      if (xattr.compareTo("user.attr2") == 0) {
-        found++;
-        continue;
-      }
-      System.out.println("found unwanted xattr: " + xattr);
-    }
-    assertTrue(found == 2);
-
-    /* get first xattr by looking up length */
-    long attr1_len = mount.getxattr(path, "user.attr1", null);
-    byte[] out = new byte[(int)attr1_len];
-    mount.getxattr(path, "user.attr1", out);
-    String outStr = new String(out);
-    assertTrue(outStr.compareTo(val1) == 0);
-
-    /* get second xattr assuming original length */
-    out = new byte[buf2.length];
-    mount.getxattr(path, "user.attr2", out);
-    outStr = new String(out);
-    assertTrue(outStr.compareTo(val2) == 0);
-
-    /* remove the attributes */
-    /* FIXME: the MDS returns ENODATA for removexattr */
-    /*
-    mount.removexattr(path, "attr1");
-    xattrs = mount.listxattr(path);
-    assertTrue(xattrs.length == 1);
-    mount.removexattr(path, "attr2");
-    xattrs = mount.listxattr(path);
-    assertTrue(xattrs.length == 0);
-    */
-
-    mount.unlink(path);
-  }
-
-  /*
-   * get/set/list/remove symlink xattr
-   *
-   * Currently not working. Code is the same as for regular xattrs, so there
-   * might be a deeper issue.
-   */
-
-  @Test
-  public void test_get_stripe_unit() throws Exception {
-    String path = makePath();
-    int fd = createFile(path, 1);
-    assertTrue(mount.get_file_stripe_unit(fd) > 0);
-    mount.close(fd);
-    mount.unlink(path);
-  }
-
-  @Test
-  public void test_get_repl() throws Exception {
-    String path = makePath();
-    int fd = createFile(path, 1);
-    assertTrue(mount.get_file_replication(fd) > 0);
-    mount.close(fd);
-    mount.unlink(path);
-  }
-
-  /*
-   * stripe unit granularity
-   */
-
-  @Test
-  public void test_get_stripe_unit_gran() throws Exception {
-    assertTrue(mount.get_stripe_unit_granularity() > 0);
-  }
-
-  @Test
-  public void test_get_pool_id() throws Exception {
-    String data_pool_name = getRootPoolName();
-    /* returns valid pool id */
-    assertTrue(mount.get_pool_id(data_pool_name) >= 0);
-
-    /* test non-existent pool name */
-    try {
-      mount.get_pool_id("asdlfkjlsejflkjef");
-      assertTrue(false);
-    } catch (CephPoolException e) {}
-  }
-
-  @Test
-  public void test_get_pool_replication() throws Exception {
-    /* test invalid pool id */
-    try {
-      mount.get_pool_replication(-1);
-      assertTrue(false);
-    } catch (CephPoolException e) {}
-
-    /* test valid pool id */
-    String data_pool_name = getRootPoolName();
-    int poolid = mount.get_pool_id(data_pool_name);
-    assertTrue(poolid >= 0);
-    assertTrue(mount.get_pool_replication(poolid) > 0);
-  }
-
-  @Test
-  public void test_get_file_pool_name() throws Exception {
-    String data_pool_name = getRootPoolName();
-    String path = makePath();
-    int fd = createFile(path, 1);
-    String pool = mount.get_file_pool_name(fd);
-    mount.close(fd);
-    assertTrue(pool != null);
-    /* assumes using default data pool */
-    assertTrue(pool.compareTo(data_pool_name) == 0);
-    mount.unlink(path);
-  }
-
-  @Test(expected=IOException.class)
-  public void test_get_file_pool_name_ebadf() throws Exception {
-    String pool = mount.get_file_pool_name(-40);
-  }
-
-  @Test
-  public void test_get_file_extent() throws Exception {
-    int stripe_unit = 1<<18;
-    String path = makePath();
-    int fd = mount.open(path, CephMount.O_WRONLY|CephMount.O_CREAT, 0,
-        stripe_unit, 2, stripe_unit*2, null);
-
-    CephFileExtent e = mount.get_file_extent(fd, 0);
-    assertTrue(e.getOSDs().length > 0);
-
-    assertTrue(e.getOffset() == 0);
-    assertTrue(e.getLength() == stripe_unit);
-
-    e = mount.get_file_extent(fd, stripe_unit/2);
-    assertTrue(e.getOffset() == stripe_unit/2);
-    assertTrue(e.getLength() == stripe_unit/2);
-
-    e = mount.get_file_extent(fd, 3*stripe_unit/2-1);
-    assertTrue(e.getOffset() == 3*stripe_unit/2-1);
-    assertTrue(e.getLength() == stripe_unit/2+1);
-
-    e = mount.get_file_extent(fd, 3*stripe_unit/2+1);
-    assertTrue(e.getLength() == stripe_unit/2-1);
-
-    mount.close(fd);
-    mount.unlink(path);
-  }
-
-  @Test
-  public void test_get_osd_crush_location() throws Exception {
-    Bucket[] path = mount.get_osd_crush_location(0);
-    assertTrue(path.length > 0);
-    for (Bucket b : path) {
-      assertTrue(b.getType().length() > 0);
-      assertTrue(b.getName().length() > 0);
-    }
-  }
-
-  @Test
-  public void test_get_osd_address() throws Exception {
-    InetAddress addr = mount.get_osd_address(0);
-    assertTrue(addr.getHostAddress().length() > 0);
-  }
-}