public virtual void TestOperationsWhileInSafeMode()
{
Path file1 = new Path("/file1");
NUnit.Framework.Assert.IsFalse(dfs.SetSafeMode(HdfsConstants.SafeModeAction.SafemodeGet
));
DFSTestUtil.CreateFile(fs, file1, 1024, (short)1, 0);
NUnit.Framework.Assert.IsTrue("Could not enter SM", dfs.SetSafeMode(HdfsConstants.SafeModeAction
.SafemodeEnter));
RunFsFun("Set quota while in SM", new _FSRun_319(file1));
RunFsFun("Set perm while in SM", new _FSRun_325(file1));
RunFsFun("Set owner while in SM", new _FSRun_331(file1));
RunFsFun("Set repl while in SM", new _FSRun_337(file1));
RunFsFun("Append file while in SM", new _FSRun_343(file1));
RunFsFun("Truncate file while in SM", new _FSRun_349(file1));
RunFsFun("Delete file while in SM", new _FSRun_355(file1));
RunFsFun("Rename file while in SM", new _FSRun_361(file1));
RunFsFun("Set time while in SM", new _FSRun_367(file1));
RunFsFun("modifyAclEntries while in SM", new _FSRun_373(file1));
RunFsFun("removeAclEntries while in SM", new _FSRun_379(file1));
RunFsFun("removeDefaultAcl while in SM", new _FSRun_385(file1));
RunFsFun("removeAcl while in SM", new _FSRun_391(file1));
RunFsFun("setAcl while in SM", new _FSRun_397(file1));
RunFsFun("setXAttr while in SM", new _FSRun_403(file1));
RunFsFun("removeXAttr while in SM", new _FSRun_409(file1));
try
{
DFSTestUtil.ReadFile(fs, file1);
}
catch (IOException)
{
NUnit.Framework.Assert.Fail("Set times failed while in SM");
}
try
{
fs.GetAclStatus(file1);
}
catch (IOException)
{
NUnit.Framework.Assert.Fail("getAclStatus failed while in SM");
}
// Test access
UserGroupInformation ugiX = UserGroupInformation.CreateRemoteUser("userX");
FileSystem myfs = ugiX.DoAs(new _PrivilegedExceptionAction_429(this));
myfs.Access(file1, FsAction.Read);
try
{
myfs.Access(file1, FsAction.Write);
NUnit.Framework.Assert.Fail("The access call should have failed.");
}
catch (AccessControlException)
{
}
// expected
NUnit.Framework.Assert.IsFalse("Could not leave SM", dfs.SetSafeMode(HdfsConstants.SafeModeAction
.SafemodeLeave));
}
/// <exception cref="Org.Apache.Hadoop.Security.AccessControlException"/>
/// <exception cref="System.IO.FileNotFoundException"/>
/// <exception cref="System.IO.IOException"/>
public override void Access(Path path, FsAction mode)
{
fs.Access(path, mode);
}
internal static int Dispatch(Thread current, ref ExceptionRegisters regs)
{
int scno, arg0, arg1, arg2, arg3, arg4, arg5;
ArchAPI.GetSyscallParameters(regs, out scno, out arg0, out arg1, out arg2, out arg3, out arg4, out arg5);
current.AsyncReturn = false;
int retval = 0;
switch (scno)
{
case __NR_exit:
Console.Write("Thread ");
Console.Write(current.Tid);
Console.WriteLine(" Exited");
current.Exit();
current.AsyncReturn = true;
break;
case __NR_read:
retval = FileSystem.Read(current, ref regs, arg0, new UserPtr(arg1), arg2);
break;
case __NR_write:
retval = FileSystem.Write(current, ref regs, arg0, new UserPtr(arg1), arg2);
break;
case __NR_open:
retval = FileSystem.Open(current, ref regs, new UserPtr(arg0), arg1, arg2);
break;
case __NR_close:
retval = FileSystem.Close(current, arg0);
break;
case __NR_unlink:
retval = FileSystem.Unlink(current, new UserPtr(arg0));
break;
case __NR_lseek:
retval = FileSystem.Lseek(current, arg0, arg1, arg2);
break;
case __NR_getpid:
retval = ExpressOS.Kernel.Misc.Getpid(current);
break;
case __NR_access:
retval = FileSystem.Access(current, ref regs, new UserPtr(arg0), arg1);
break;
case __NR_mkdir:
retval = FileSystem.Mkdir(current, new UserPtr(arg0), arg1);
break;
case __NR_clone:
retval = ExpressOS.Kernel.Exec.Clone(current, (uint)arg0, new UserPtr(arg1), new UserPtr(arg2), new UserPtr(arg3), ref regs);
break;
case __NR_mprotect:
retval = ExpressOS.Kernel.Memory.mprotect(current, new UserPtr(arg0), arg1, arg2);
break;
case __NR__newselect:
retval = ExpressOS.Kernel.Net.Select(current, ref regs, arg0, new UserPtr(arg1), new UserPtr(arg2), new UserPtr(arg3), new UserPtr(arg4));
break;
case __NR_writev:
retval = FileSystem.Writev(current, ref regs, arg0, new UserPtr(arg1), arg2);
break;
case __NR_uname:
retval = ExpressOS.Kernel.Misc.UName(current, new UserPtr(arg0));
break;
case __NR_fcntl64:
retval = FileSystem.Fcntl64(current, arg0, arg1, arg2);
break;
case __NR_gettid:
retval = ExpressOS.Kernel.Misc.Gettid(current);
break;
case __NR_dup:
retval = FileSystem.Dup(current, arg0);
break;
case __NR_pipe:
retval = FileSystem.Pipe(current, new UserPtr(arg0));
break;
case __NR_brk:
retval = (int)ExpressOS.Kernel.Memory.Brk(current, (uint)arg0);
break;
case __NR_ioctl:
retval = FileSystem.Ioctl(current, ref regs, arg0, arg1, arg2);
break;
case __NR_setgid32:
case __NR_setuid32:
case __NR_flock:
case __NR_sigaction:
case __NR_sigprocmask:
case __NR_sched_setscheduler:
case __NR_setpriority:
case __NR_fsync:
//Console.Write("Mock syscall ");
//Console.Write(scno);
//Console.WriteLine();
retval = 0;
break;
case __NR_futex:
retval = ExpressOS.Kernel.Futex.DoFutex(current, ref regs, new UserPtr(arg0), arg1, arg2, new UserPtr(arg3), new UserPtr(arg4), (uint)arg5);
break;
case __NR_dup2:
retval = FileSystem.Dup2(current, arg0, arg1);
break;
case __NR_gettimeofday:
retval = ExpressOS.Kernel.Misc.Gettimeofday(current, new UserPtr(arg0));
break;
case __NR_munmap:
retval = ExpressOS.Kernel.Memory.munmap(current, new UserPtr(arg0), arg1);
break;
case __NR_ftruncate:
retval = FileSystem.ftruncate(current, arg0, arg1);
break;
case __NR_socketcall:
retval = ExpressOS.Kernel.Net.socketcall(current, ref regs, arg0, new UserPtr(arg1));
break;
case __NR_getpriority:
retval = ExpressOS.Kernel.Misc.Getpriority(current, arg0, arg1);
break;
case __NR_pread64:
retval = FileSystem.Pread64(current, ref regs, arg0, new UserPtr(arg1), arg2, (uint)arg3);
break;
case __NR_getcwd:
retval = FileSystem.Getcwd(current, new UserPtr(arg0), arg1);
break;
case __NR_mmap2:
retval = ExpressOS.Kernel.Memory.mmap2(current, new UserPtr(arg0), arg1, arg2, arg3, arg4, arg5);
break;
case __NR_stat64:
retval = FileSystem.Stat64(current, new UserPtr(arg0), new UserPtr(arg1));
break;
case __NR_fstat64:
retval = FileSystem.FStat64(current, arg0, new UserPtr(arg1));
break;
case __NR_lstat64:
retval = FileSystem.LStat64(current, new UserPtr(arg0), new UserPtr(arg1));
break;
case __NR_getuid32:
case __NR_geteuid32:
retval = ExpressOS.Kernel.Misc.Getuid32(current);
break;
case __NR_madvise:
retval = ExpressOS.Kernel.Memory.madvise(current, (uint)arg0, arg1, arg2);
break;
case __NR_nanosleep:
retval = ExpressOS.Kernel.Misc.Nanosleep(current, ref regs, new UserPtr(arg0), new UserPtr(arg1));
break;
case __NR_sched_yield:
retval = ExpressOS.Kernel.Misc.Yield(current, ref regs);
break;
case __NR_poll:
retval = ExpressOS.Kernel.Net.Poll(current, ref regs, new UserPtr(arg0), arg1, arg2);
break;
case __NR_set_thread_area:
retval = ExpressOS.Kernel.TLS.SetThreadArea(current, new UserPtr(arg0));
break;
case __NR_clock_gettime:
retval = ExpressOS.Kernel.Misc.ClockGetTime(current, arg0, new UserPtr(arg1));
break;
case __NR_exit_group:
Console.WriteLine("Process exited");
Console.Flush();
//Misc.DumpStackTrace(current, new UserPtr(pt_regs->ebp));
//current.Parent.Space.Regions.DumpAll();
current.AsyncReturn = true;
break;
case __NR_vbinder:
retval = ExpressOS.Kernel.VBinder.Dispatch(current, ref regs, arg0, arg1, arg2, arg3);
break;
default:
Console.Write("Unknown syscall ");
Console.Write(scno);
Console.Write('@');
Console.Write(regs.ip);
Console.Write(" tid=");
Console.Write(current.Tid);
Console.WriteLine();
retval = -ErrorCode.ENOSYS;
break;
}
return(retval);
}