@Test
public void testStatVFS() throws Exception, VolumeNotFoundException {
final String VOLUME_NAME_1 = "foobar";
client.createVolume(mrcAddress, auth, userCredentials, VOLUME_NAME_1);
Volume volume = client.openVolume(VOLUME_NAME_1, null, options);
StatVFS volumeVFS = volume.statFS(userCredentials);
MRCServiceClient mrcClient = new MRCServiceClient(testEnv.getRpcClient(), null);
StatVFS mrcClientVFS = null;
RPCResponse<StatVFS> resp = null;
try {
statvfsRequest input =
statvfsRequest.newBuilder().setVolumeName(VOLUME_NAME_1).setKnownEtag(0).build();
resp = mrcClient.statvfs(testEnv.getMRCAddress(), auth, userCredentials, input);
mrcClientVFS = resp.get();
} catch (Exception e) {
e.printStackTrace();
} finally {
if (resp != null) {
resp.freeBuffers();
}
}
assertNotNull(volumeVFS);
assertEquals(mrcClientVFS, volumeVFS);
}
@AfterClass
public static void shutdownTest() throws Exception {
for (int i = 0; i < osds.length; i++) {
if (osds[i] != null) {
osds[i].shutdown();
}
}
testEnv.shutdown();
dir.shutdown();
dir.waitForShutdown();
client.shutdown();
}
@BeforeClass
public static void initializeTest() throws Exception {
FSUtils.delTree(new java.io.File(SetupUtils.TEST_DIR));
Logging.start(SetupUtils.DEBUG_LEVEL, SetupUtils.DEBUG_CATEGORIES);
dirConfig = SetupUtils.createDIRConfig();
dir = new DIRRequestDispatcher(dirConfig, SetupUtils.createDIRdbsConfig());
dir.startup();
dir.waitForStartup();
testEnv =
new TestEnvironment(
new TestEnvironment.Services[] {
TestEnvironment.Services.DIR_CLIENT,
TestEnvironment.Services.TIME_SYNC,
TestEnvironment.Services.RPC_CLIENT,
TestEnvironment.Services.MRC
});
testEnv.start();
userCredentials = UserCredentials.newBuilder().setUsername("test").addGroups("test").build();
dirAddress = testEnv.getDIRAddress().getHostName() + ":" + testEnv.getDIRAddress().getPort();
mrcAddress = testEnv.getMRCAddress().getHostName() + ":" + testEnv.getMRCAddress().getPort();
defaultCoordinates =
VivaldiCoordinates.newBuilder()
.setXCoordinate(0)
.setYCoordinate(0)
.setLocalError(0)
.build();
defaultStripingPolicy =
StripingPolicy.newBuilder()
.setType(StripingPolicyType.STRIPING_POLICY_RAID0)
.setStripeSize(128)
.setWidth(1)
.build();
osds = new OSD[4];
configs = SetupUtils.createMultipleOSDConfigs(4);
// start three OSDs
osds[0] = new OSD(configs[0]);
osds[1] = new OSD(configs[1]);
osds[2] = new OSD(configs[2]);
osds[3] = new OSD(configs[3]);
mrcClient = new MRCServiceClient(testEnv.getRpcClient(), null);
options = new Options();
client = ClientFactory.createClient(dirAddress, userCredentials, null, options);
client.start();
}
@Test
public void testHardLink() throws Exception {
VOLUME_NAME = "testHardLink";
final String ORIG_FILE = "test.txt";
final String LINKED_FILE = "test-link.txt";
final String LINKED_FILE2 = "test-link2.txt";
client.createVolume(
mrcAddress,
auth,
userCredentials,
VOLUME_NAME,
0,
userCredentials.getUsername(),
userCredentials.getGroups(0),
AccessControlPolicyType.ACCESS_CONTROL_POLICY_NULL,
StripingPolicyType.STRIPING_POLICY_RAID0,
defaultStripingPolicy.getStripeSize(),
defaultStripingPolicy.getWidth(),
new ArrayList<KeyValuePair>());
// create file
openResponse open = null;
RPCResponse<openResponse> resp = null;
try {
resp =
mrcClient.open(
testEnv.getMRCAddress(),
auth,
userCredentials,
VOLUME_NAME,
ORIG_FILE,
FileAccessManager.O_CREAT,
0,
0777,
defaultCoordinates);
open = resp.get();
} finally {
if (resp != null) {
resp.freeBuffers();
}
}
assertNotNull(open);
// create link
Volume volume = client.openVolume(VOLUME_NAME, null, options);
volume.link(userCredentials, ORIG_FILE, LINKED_FILE);
open = null;
resp = null;
try {
resp =
mrcClient.open(
testEnv.getMRCAddress(),
auth,
userCredentials,
VOLUME_NAME,
"test-hardlink.txt",
FileAccessManager.O_CREAT,
0,
0,
defaultCoordinates);
open = resp.get();
} catch (Exception e) {
e.printStackTrace();
} finally {
if (resp != null) {
resp.freeBuffers();
}
}
assertNotNull(open);
// check whether both filenames refer to the same file
Stat stat1 = null;
Stat stat2 = null;
RPCResponse<getattrResponse> resp1 = null;
RPCResponse<getattrResponse> resp2 = null;
try {
resp1 =
mrcClient.getattr(
testEnv.getMRCAddress(), auth, userCredentials, VOLUME_NAME, ORIG_FILE, 0);
stat1 = resp1.get().getStbuf();
resp2 =
mrcClient.getattr(
testEnv.getMRCAddress(), auth, userCredentials, VOLUME_NAME, LINKED_FILE, 0);
stat2 = resp2.get().getStbuf();
} catch (Exception e) {
e.printStackTrace();
} finally {
if (resp1 != null) {
resp1.freeBuffers();
}
if (resp2 != null) {
resp.freeBuffers();
}
}
assertNotNull(stat1);
assertNotNull(stat2);
assertEquals(stat1.getIno(), stat1.getIno());
assertEquals(2, stat1.getNlink());
// create another link to the second file
volume.link(userCredentials, LINKED_FILE, LINKED_FILE2);
// check whether both links refer to the same file
stat1 = null;
stat2 = null;
resp1 = null;
resp2 = null;
try {
resp1 =
mrcClient.getattr(
testEnv.getMRCAddress(), auth, userCredentials, VOLUME_NAME, LINKED_FILE, 0);
stat1 = resp1.get().getStbuf();
resp2 =
mrcClient.getattr(
testEnv.getMRCAddress(), auth, userCredentials, VOLUME_NAME, LINKED_FILE2, 0);
stat2 = resp2.get().getStbuf();
} catch (Exception e) {
e.printStackTrace();
} finally {
if (resp1 != null) {
resp1.freeBuffers();
}
if (resp2 != null) {
resp2.freeBuffers();
}
}
assertEquals(stat1.getIno(), stat2.getIno());
assertEquals(3, stat1.getNlink());
// delete one of the links
volume.unlink(userCredentials, LINKED_FILE);
// check whether remaining links refer to the same file
stat1 = null;
stat2 = null;
resp1 = null;
resp2 = null;
try {
resp1 =
mrcClient.getattr(
testEnv.getMRCAddress(), auth, userCredentials, VOLUME_NAME, ORIG_FILE, 0);
stat1 = resp1.get().getStbuf();
resp2 =
mrcClient.getattr(
testEnv.getMRCAddress(), auth, userCredentials, VOLUME_NAME, LINKED_FILE2, 0);
stat2 = resp2.get().getStbuf();
} catch (Exception e) {
e.printStackTrace();
} finally {
if (resp1 != null) {
resp1.freeBuffers();
}
if (resp2 != null) {
resp2.freeBuffers();
}
}
assertEquals(stat1.getIno(), stat2.getIno());
assertEquals(2, stat1.getNlink());
// delete the other two links
volume.unlink(userCredentials, ORIG_FILE);
volume.unlink(userCredentials, LINKED_FILE2);
try {
mrcClient
.getattr(testEnv.getMRCAddress(), auth, userCredentials, VOLUME_NAME, LINKED_FILE2, 0)
.get();
fail("file should not exist anymore");
} catch (Exception exc) {
}
try {
mrcClient
.getattr(testEnv.getMRCAddress(), auth, userCredentials, VOLUME_NAME, ORIG_FILE, 0)
.get();
fail("file should not exist anymore");
} catch (Exception exc) {
}
//
// // create two links to a directory
// invokeSync(client.mkdir(mrcAddress, RPCAuthentication.authNone, uc,
// volumeName, "testDir1", 0));
// try {
// invokeSync(client.link(mrcAddress, RPCAuthentication.authNone, uc,
// volumeName, "testDir1",
// "testDir1/testDir2"));
// fail("links to directories should not be allowed");
// } catch (Exception exc) {
// }
// }
//
}