本文整理汇总了Java中org.apache.cassandra.config.Config.DiskFailurePolicy类的典型用法代码示例。如果您正苦于以下问题：Java DiskFailurePolicy类的具体用法？Java DiskFailurePolicy怎么用？Java DiskFailurePolicy使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
DiskFailurePolicy类属于org.apache.cassandra.config.Config包，在下文中一共展示了DiskFailurePolicy类的6个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: testFlushUnwriteableDie
import org.apache.cassandra.config.Config.DiskFailurePolicy; //导入依赖的package包/类
@Test
public void testFlushUnwriteableDie() throws Throwable
{
makeTable();
KillerForTests killerForTests = new KillerForTests();
JVMStabilityInspector.Killer originalKiller = JVMStabilityInspector.replaceKiller(killerForTests);
DiskFailurePolicy oldPolicy = DatabaseDescriptor.getDiskFailurePolicy();
try (Closeable c = Util.markDirectoriesUnwriteable(getCurrentColumnFamilyStore()))
{
DatabaseDescriptor.setDiskFailurePolicy(DiskFailurePolicy.die);
flushAndExpectError();
Assert.assertTrue(killerForTests.wasKilled());
Assert.assertFalse(killerForTests.wasKilledQuietly()); //only killed quietly on startup failure
}
finally
{
DatabaseDescriptor.setDiskFailurePolicy(oldPolicy);
JVMStabilityInspector.replaceKiller(originalKiller);
}
}
示例2: testFlushUnwriteableStop
import org.apache.cassandra.config.Config.DiskFailurePolicy; //导入依赖的package包/类
@Test
public void testFlushUnwriteableStop() throws Throwable
{
makeTable();
DiskFailurePolicy oldPolicy = DatabaseDescriptor.getDiskFailurePolicy();
try (Closeable c = Util.markDirectoriesUnwriteable(getCurrentColumnFamilyStore()))
{
DatabaseDescriptor.setDiskFailurePolicy(DiskFailurePolicy.stop);
flushAndExpectError();
Assert.assertFalse(Gossiper.instance.isEnabled());
}
finally
{
DatabaseDescriptor.setDiskFailurePolicy(oldPolicy);
}
}
示例3: testFlushUnwriteableIgnore
import org.apache.cassandra.config.Config.DiskFailurePolicy; //导入依赖的package包/类
@Test
public void testFlushUnwriteableIgnore() throws Throwable
{
makeTable();
DiskFailurePolicy oldPolicy = DatabaseDescriptor.getDiskFailurePolicy();
try (Closeable c = Util.markDirectoriesUnwriteable(getCurrentColumnFamilyStore()))
{
DatabaseDescriptor.setDiskFailurePolicy(DiskFailurePolicy.ignore);
flushAndExpectError();
}
finally
{
DatabaseDescriptor.setDiskFailurePolicy(oldPolicy);
}
// Next flush should succeed.
flush();
}
示例4: testDiskFailurePolicy_best_effort
import org.apache.cassandra.config.Config.DiskFailurePolicy; //导入依赖的package包/类
@Test
public void testDiskFailurePolicy_best_effort()
{
DiskFailurePolicy origPolicy = DatabaseDescriptor.getDiskFailurePolicy();
try
{
DatabaseDescriptor.setDiskFailurePolicy(DiskFailurePolicy.best_effort);
// Fake a Directory creation failure
if (Directories.dataDirectories.length > 0)
{
String[] path = new String[] {KS, "bad"};
File dir = new File(Directories.dataDirectories[0].location, StringUtils.join(path, File.separator));
FileUtils.handleFSError(new FSWriteError(new IOException("Unable to create directory " + dir), dir));
}
for (DataDirectory dd : Directories.dataDirectories)
{
File file = new File(dd.location, new File(KS, "bad").getPath());
assertTrue(BlacklistedDirectories.isUnwritable(file));
}
}
finally
{
DatabaseDescriptor.setDiskFailurePolicy(origPolicy);
}
}
示例5: testDiskFailurePolicy_best_effort
import org.apache.cassandra.config.Config.DiskFailurePolicy; //导入依赖的package包/类
@Test
public void testDiskFailurePolicy_best_effort()
{
DiskFailurePolicy origPolicy = DatabaseDescriptor.getDiskFailurePolicy();
try
{
DatabaseDescriptor.setDiskFailurePolicy(DiskFailurePolicy.best_effort);
// Fake a Directory creation failure
if (Directories.dataDirectories.length > 0)
{
String[] path = new String[] {KS, "bad"};
File dir = new File(Directories.dataDirectories[0].location, StringUtils.join(path, File.separator));
FileUtils.handleFSError(new FSWriteError(new IOException("Unable to create directory " + dir), dir));
}
for (DataDirectory dd : Directories.dataDirectories)
{
File file = new File(dd.location, new File(KS, "bad").getPath());
assertTrue(BlacklistedDirectories.isUnwritable(file));
}
}
finally
{
DatabaseDescriptor.setDiskFailurePolicy(origPolicy);
}
}
示例6: testUnwriteableFlushRecovery
import org.apache.cassandra.config.Config.DiskFailurePolicy; //导入依赖的package包/类
@Test
public void testUnwriteableFlushRecovery() throws ExecutionException, InterruptedException, IOException
{
CommitLog.instance.resetUnsafe(true);
ColumnFamilyStore cfs = Keyspace.open(KEYSPACE1).getColumnFamilyStore(STANDARD1);
DiskFailurePolicy oldPolicy = DatabaseDescriptor.getDiskFailurePolicy();
try
{
DatabaseDescriptor.setDiskFailurePolicy(DiskFailurePolicy.ignore);
for (int i = 0 ; i < 5 ; i++)
{
new RowUpdateBuilder(cfs.metadata, 0, "k")
.clustering("c" + i).add("val", ByteBuffer.allocate(100))
.build()
.apply();
if (i == 2)
{
try (Closeable c = Util.markDirectoriesUnwriteable(cfs))
{
cfs.forceBlockingFlush();
}
catch (Throwable t)
{
// expected. Cause (after some wrappings) should be a write error
while (!(t instanceof FSWriteError))
t = t.getCause();
}
}
else
cfs.forceBlockingFlush();
}
}
finally
{
DatabaseDescriptor.setDiskFailurePolicy(oldPolicy);
}
CommitLog.instance.sync(true);
System.setProperty("cassandra.replayList", KEYSPACE1 + "." + STANDARD1);
// Currently we don't attempt to re-flush a memtable that failed, thus make sure data is replayed by commitlog.
// If retries work subsequent flushes should clear up error and this should change to expect 0.
Assert.assertEquals(1, CommitLog.instance.resetUnsafe(false));
}