Package org.apache.hadoop.oncrpc.security

Examples of org.apache.hadoop.oncrpc.security.VerifierNone


          + request.getHandle().getFileId());
      WccData fileWcc = new WccData(latestAttr.getWccAttr(), latestAttr);
      WRITE3Response response = new WRITE3Response(Nfs3Status.NFS3ERR_IO,
          fileWcc, 0, request.getStableHow(), Nfs3Constant.WRITE_COMMIT_VERF);
      Nfs3Utils.writeChannel(channel,
          response.writeHeaderAndResponse(new XDR(), xid, new VerifierNone()),
          xid);
    } else {
      // Update the write time first
      updateLastAccessTime();
     
      // Handle repeated write requests (same xid or not).
      // If already replied, send reply again. If not replied, drop the
      // repeated request.
      WriteCtx existantWriteCtx = checkRepeatedWriteRequest(request, channel,
          xid);
      if (existantWriteCtx != null) {
        if (!existantWriteCtx.getReplied()) {
          if (LOG.isDebugEnabled()) {
            LOG.debug("Repeated write request which hasn't be served: xid="
                + xid + ", drop it.");
          }
        } else {
          if (LOG.isDebugEnabled()) {
            LOG.debug("Repeated write request which is already served: xid="
                + xid + ", resend response.");
          }
          WccData fileWcc = new WccData(latestAttr.getWccAttr(), latestAttr);
          WRITE3Response response = new WRITE3Response(Nfs3Status.NFS3_OK,
              fileWcc, request.getCount(), request.getStableHow(),
              Nfs3Constant.WRITE_COMMIT_VERF);
          Nfs3Utils.writeChannel(channel, response.writeHeaderAndResponse(
              new XDR(), xid, new VerifierNone()), xid);
        }
      } else {
        // not a repeated write request
        receivedNewWriteInternal(dfsClient, request, channel, xid,
            asyncDataService, iug);
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          request.getData().array(),
          Nfs3Utils.getFileIdPath(request.getHandle()), wccData, iug);
    }
    updateLastAccessTime();
    Nfs3Utils.writeChannel(channel,
        response.writeHeaderAndResponse(new XDR(), xid, new VerifierNone()),
        xid);
  }
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          WccData fileWcc = new WccData(preOpAttr, latestAttr);
          WRITE3Response response = new WRITE3Response(Nfs3Status.NFS3_OK,
              fileWcc, count, stableHow, Nfs3Constant.WRITE_COMMIT_VERF);
          Nfs3Utils
              .writeChannel(channel, response.writeHeaderAndResponse(new XDR(),
                  xid, new VerifierNone()), xid);
          writeCtx.setReplied(true);
        }
      }
    }
  }
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          count = writeCtx.getOriginalCount();
        }
        WRITE3Response response = new WRITE3Response(Nfs3Status.NFS3_OK,
            fileWcc, count, stableHow, Nfs3Constant.WRITE_COMMIT_VERF);
        Nfs3Utils.writeChannel(channel, response.writeHeaderAndResponse(
            new XDR(), xid, new VerifierNone()), xid);
      }
    } catch (IOException e) {
      LOG.error("Error writing to fileId " + handle.getFileId() + " at offset "
          + offset + " and length " + count, e);
      if (!writeCtx.getReplied()) {
        WRITE3Response response = new WRITE3Response(Nfs3Status.NFS3ERR_IO);
        Nfs3Utils.writeChannel(channel, response.writeHeaderAndResponse(
            new XDR(), xid, new VerifierNone()), xid);
        // Keep stream open. Either client retries or SteamMonitor closes it.
      }

      LOG.info("Clean up open file context for fileId: "
          + latestAttr.getFileid());
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        WccData fileWcc = new WccData(preOpAttr, latestAttr);
        WRITE3Response response = new WRITE3Response(Nfs3Status.NFS3ERR_IO,
            fileWcc, 0, writeCtx.getStableHow(), Nfs3Constant.WRITE_COMMIT_VERF);
        Nfs3Utils.writeChannel(writeCtx.getChannel(), response
            .writeHeaderAndResponse(new XDR(), writeCtx.getXid(),
                new VerifierNone()), writeCtx.getXid());
      }
    }
   
    // Cleanup dump file
    if (dumpOut != null) {
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    WriteStableHow stableHow = request.getStableHow();
    byte[] data = request.getData().array();
    if (data.length < count) {
      WRITE3Response response = new WRITE3Response(Nfs3Status.NFS3ERR_INVAL);
      Nfs3Utils.writeChannel(channel, response.writeHeaderAndResponse(
          new XDR(), xid, new VerifierNone()), xid);
      return;
    }

    FileHandle handle = request.getHandle();
    if (LOG.isDebugEnabled()) {
      LOG.debug("handleWrite fileId: " + handle.getFileId() + " offset: "
          + offset + " length:" + count + " stableHow:" + stableHow.getValue());
    }

    // Check if there is a stream to write
    FileHandle fileHandle = request.getHandle();
    OpenFileCtx openFileCtx = openFileMap.get(fileHandle);
    if (openFileCtx == null) {
      LOG.info("No opened stream for fileId:" + fileHandle.getFileId());

      String fileIdPath = Nfs3Utils.getFileIdPath(fileHandle.getFileId());
      HdfsDataOutputStream fos = null;
      Nfs3FileAttributes latestAttr = null;
      try {
        int bufferSize = config.getInt(
            CommonConfigurationKeysPublic.IO_FILE_BUFFER_SIZE_KEY,
            CommonConfigurationKeysPublic.IO_FILE_BUFFER_SIZE_DEFAULT);
       
        fos = dfsClient.append(fileIdPath, bufferSize, null, null);

        latestAttr = Nfs3Utils.getFileAttr(dfsClient, fileIdPath, iug);
      } catch (IOException e) {
        LOG.error("Can't apapend to file:" + fileIdPath + ", error:" + e);
        if (fos != null) {
          fos.close();
        }
        WccData fileWcc = new WccData(Nfs3Utils.getWccAttr(preOpAttr),
            preOpAttr);
        WRITE3Response response = new WRITE3Response(Nfs3Status.NFS3ERR_IO,
            fileWcc, count, request.getStableHow(),
            Nfs3Constant.WRITE_COMMIT_VERF);
        Nfs3Utils.writeChannel(channel, response.writeHeaderAndResponse(
            new XDR(), xid, new VerifierNone()), xid);
        return;
      }

      // Add open stream
      String writeDumpDir = config.get(Nfs3Constant.FILE_DUMP_DIR_KEY,
          Nfs3Constant.FILE_DUMP_DIR_DEFAULT);
      openFileCtx = new OpenFileCtx(fos, latestAttr, writeDumpDir + "/"
          + fileHandle.getFileId());
      addOpenFileStream(fileHandle, openFileCtx);
      if (LOG.isDebugEnabled()) {
        LOG.debug("opened stream for file:" + fileHandle.getFileId());
      }
    }

    // Add write into the async job queue
    openFileCtx.receivedNewWrite(dfsClient, request, channel, xid,
        asyncDataService, iug);
    // Block stable write
    if (request.getStableHow() != WriteStableHow.UNSTABLE) {
      if (handleCommit(fileHandle, offset + count)) {
        Nfs3FileAttributes postOpAttr = getFileAttr(dfsClient, handle, iug);
        WccData fileWcc = new WccData(Nfs3Utils.getWccAttr(preOpAttr),
            postOpAttr);
        WRITE3Response response = new WRITE3Response(Nfs3Status.NFS3_OK,
            fileWcc, count, request.getStableHow(),
            Nfs3Constant.WRITE_COMMIT_VERF);
        Nfs3Utils.writeChannel(channel, response.writeHeaderAndResponse(
            new XDR(), xid, new VerifierNone()), xid);
      } else {
        WRITE3Response response = new WRITE3Response(Nfs3Status.NFS3ERR_IO);
        Nfs3Utils.writeChannel(channel, response.writeHeaderAndResponse(
            new XDR(), xid, new VerifierNone()), xid);
      }
    }

    return;
  }
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  @Override
  public XDR nullOp(XDR out, int xid, InetAddress client) {
    if (LOG.isDebugEnabled()) {
      LOG.debug("MOUNT NULLOP : " + " client: " + client);
    }
    return RpcAcceptedReply.getAcceptInstance(xid, new VerifierNone()).write(
        out);
  }
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      LOG.debug("MOUNT UMNT path: " + path + " client: " + client);
    }
   
    String host = client.getHostName();
    mounts.remove(new MountEntry(host, path));
    RpcAcceptedReply.getAcceptInstance(xid, new VerifierNone()).write(out);
    return out;
  }
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  public XDR umntall(XDR out, int xid, InetAddress client) {
    if (LOG.isDebugEnabled()) {
      LOG.debug("MOUNT UMNTALL : " + " client: " + client);
    }
    mounts.clear();
    return RpcAcceptedReply.getAcceptInstance(xid, new VerifierNone()).write(
        out);
  }
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      hostsMatchers.add(hostsMatcher);
      out = MountResponse.writeExportList(out, xid, exports, hostsMatchers);
    } else {
      // Invalid procedure
      RpcAcceptedReply.getInstance(xid,
          RpcAcceptedReply.AcceptState.PROC_UNAVAIL, new VerifierNone()).write(
          out);
   
    ChannelBuffer buf = ChannelBuffers.wrappedBuffer(out.asReadOnlyWrap().buffer());
    RpcResponse rsp = new RpcResponse(buf, info.remoteAddress());
    RpcUtil.sendRpcResponse(ctx, rsp);
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