Examples with MKDIR3Request org.apache.hadoop.nfs.nfs3.request.MKDIR3Request used on opensource projects

Example 1 with MKDIR3Request

use of org.apache.hadoop.nfs.nfs3.request.MKDIR3Request in project hadoop by apache.

the class MKDIR3Request method deserialize.

public static MKDIR3Request deserialize(XDR xdr) throws IOException {
    FileHandle handle = readHandle(xdr);
    String name = xdr.readString();
    SetAttr3 objAttr = new SetAttr3();
    objAttr.deserialize(xdr);
    return new MKDIR3Request(handle, name, objAttr);
}

Example 2 with MKDIR3Request

use of org.apache.hadoop.nfs.nfs3.request.MKDIR3Request in project hadoop by apache.

the class RpcProgramNfs3 method mkdir.

@VisibleForTesting
MKDIR3Response mkdir(XDR xdr, SecurityHandler securityHandler, SocketAddress remoteAddress) {
    MKDIR3Response response = new MKDIR3Response(Nfs3Status.NFS3_OK);
    DFSClient dfsClient = clientCache.getDfsClient(securityHandler.getUser());
    if (dfsClient == null) {
        response.setStatus(Nfs3Status.NFS3ERR_SERVERFAULT);
        return response;
    }
    MKDIR3Request request;
    try {
        request = MKDIR3Request.deserialize(xdr);
    } catch (IOException e) {
        LOG.error("Invalid MKDIR request");
        return new MKDIR3Response(Nfs3Status.NFS3ERR_INVAL);
    }
    FileHandle dirHandle = request.getHandle();
    String fileName = request.getName();
    if (LOG.isDebugEnabled()) {
        LOG.debug("NFS MKDIR dirId: " + dirHandle.getFileId() + " filename: " + fileName + " client: " + remoteAddress);
    }
    if (request.getObjAttr().getUpdateFields().contains(SetAttrField.SIZE)) {
        LOG.error("Setting file size is not supported when mkdir: " + fileName + " in dirHandle" + dirHandle);
        return new MKDIR3Response(Nfs3Status.NFS3ERR_INVAL);
    }
    String dirFileIdPath = Nfs3Utils.getFileIdPath(dirHandle);
    Nfs3FileAttributes preOpDirAttr = null;
    Nfs3FileAttributes postOpDirAttr = null;
    Nfs3FileAttributes postOpObjAttr = null;
    FileHandle objFileHandle = null;
    try {
        preOpDirAttr = Nfs3Utils.getFileAttr(dfsClient, dirFileIdPath, iug);
        if (preOpDirAttr == null) {
            LOG.info("Can't get path for dir fileId: " + dirHandle.getFileId());
            return new MKDIR3Response(Nfs3Status.NFS3ERR_STALE);
        }
        if (!checkAccessPrivilege(remoteAddress, AccessPrivilege.READ_WRITE)) {
            return new MKDIR3Response(Nfs3Status.NFS3ERR_ACCES, null, preOpDirAttr, new WccData(Nfs3Utils.getWccAttr(preOpDirAttr), preOpDirAttr));
        }
        final String fileIdPath = dirFileIdPath + "/" + fileName;
        SetAttr3 setAttr3 = request.getObjAttr();
        FsPermission permission = setAttr3.getUpdateFields().contains(SetAttrField.MODE) ? new FsPermission((short) setAttr3.getMode()) : FsPermission.getDefault().applyUMask(umask);
        if (!dfsClient.mkdirs(fileIdPath, permission, false)) {
            WccData dirWcc = Nfs3Utils.createWccData(Nfs3Utils.getWccAttr(preOpDirAttr), dfsClient, dirFileIdPath, iug);
            return new MKDIR3Response(Nfs3Status.NFS3ERR_IO, null, null, dirWcc);
        }
        // Set group if it's not specified in the request.
        if (!setAttr3.getUpdateFields().contains(SetAttrField.GID)) {
            setAttr3.getUpdateFields().add(SetAttrField.GID);
            setAttr3.setGid(securityHandler.getGid());
        }
        setattrInternal(dfsClient, fileIdPath, setAttr3, false);
        postOpObjAttr = Nfs3Utils.getFileAttr(dfsClient, fileIdPath, iug);
        objFileHandle = new FileHandle(postOpObjAttr.getFileId());
        WccData dirWcc = Nfs3Utils.createWccData(Nfs3Utils.getWccAttr(preOpDirAttr), dfsClient, dirFileIdPath, iug);
        return new MKDIR3Response(Nfs3Status.NFS3_OK, new FileHandle(postOpObjAttr.getFileId()), postOpObjAttr, dirWcc);
    } catch (IOException e) {
        LOG.warn("Exception ", e);
        // Try to return correct WccData
        if (postOpDirAttr == null) {
            try {
                postOpDirAttr = Nfs3Utils.getFileAttr(dfsClient, dirFileIdPath, iug);
            } catch (IOException e1) {
                LOG.info("Can't get postOpDirAttr for " + dirFileIdPath, e);
            }
        }
        WccData dirWcc = new WccData(Nfs3Utils.getWccAttr(preOpDirAttr), postOpDirAttr);
        int status = mapErrorStatus(e);
        return new MKDIR3Response(status, objFileHandle, postOpObjAttr, dirWcc);
    }
}

Example 3 with MKDIR3Request

use of org.apache.hadoop.nfs.nfs3.request.MKDIR3Request in project hadoop by apache.

the class TestRpcProgramNfs3 method testMkdir.

@Test(timeout = 60000)
public void testMkdir() throws Exception {
    //FixME
    HdfsFileStatus status = nn.getRpcServer().getFileInfo(testdir);
    long dirId = status.getFileId();
    XDR xdr_req = new XDR();
    FileHandle handle = new FileHandle(dirId);
    MKDIR3Request req = new MKDIR3Request(handle, "fubar1", new SetAttr3());
    req.serialize(xdr_req);
    // Attempt to mkdir by an unprivileged user should fail.
    MKDIR3Response response1 = nfsd.mkdir(xdr_req.asReadOnlyWrap(), securityHandlerUnpriviledged, new InetSocketAddress("localhost", 1234));
    assertEquals("Incorrect return code:", Nfs3Status.NFS3ERR_ACCES, response1.getStatus());
    XDR xdr_req2 = new XDR();
    MKDIR3Request req2 = new MKDIR3Request(handle, "fubar2", new SetAttr3());
    req2.serialize(xdr_req2);
    // Attempt to mkdir by a privileged user should pass.
    MKDIR3Response response2 = nfsd.mkdir(xdr_req2.asReadOnlyWrap(), securityHandler, new InetSocketAddress("localhost", 1234));
    assertEquals("Incorrect return code:", Nfs3Status.NFS3_OK, response2.getStatus());
}