Examples with SRMException org.dcache.srm.SRMException used on opensource projects

Example 1 with SRMException

use of org.dcache.srm.SRMException in project dcache by dCache.

the class LsFileRequest method getRecursiveMetaDataPathDetail.

private void getRecursiveMetaDataPathDetail(TMetaDataPathDetail metaDataPathDetail, FileMetaData fmd, int depth, long offset, long count, int recursionDepth, boolean longFormat) throws SRMException, URISyntaxException {
    if (!fmd.isDirectory || depth >= recursionDepth) {
        return;
    }
    List<FileMetaData> directoryList;
    URI surl = new URI(null, null, metaDataPathDetail.getPath(), null);
    // rely on our own counting
    if (offset == 0) {
        // 
        // if offset=0, trivial case, just grab information w/ verbosity level
        // provided by the user
        // 
        directoryList = getStorage().listDirectory(getUser(), surl, longFormat, 0, (int) count);
    } else {
        // 
        // if offset!=0, we loop over direntries in non-verbose mode until
        // we hit offset, then start getting information with verbosity
        // level specified by the user by calling getStorage().getFileMetaData on
        // each entry
        // 
        directoryList = getStorage().listDirectory(getUser(), surl, false, 0, Integer.MAX_VALUE);
    }
    // 
    // sort list such that directories are at the end of the list after
    // sorting. The intent is to leave the recursion calls at the
    // end of the tree, so we have less chance to even get there
    // 
    Collections.sort(directoryList, DIRECTORY_LAST_ORDER);
    List<TMetaDataPathDetail> metadataPathDetailList = new LinkedList<>();
    for (FileMetaData md : directoryList) {
        URI subpath = new URI(null, null, md.SURL, null);
        TMetaDataPathDetail dirMetaDataPathDetail;
        if (offset == 0) {
            dirMetaDataPathDetail = convertFileMetaDataToTMetaDataPathDetail(subpath, md, longFormat);
        } else {
            FileMetaData fileMetaData = md;
            if (!getContainerRequest().shouldSkipThisRecord()) {
                if (longFormat) {
                    fileMetaData = getStorage().getFileMetaData(getUser(), subpath, false);
                }
                dirMetaDataPathDetail = convertFileMetaDataToTMetaDataPathDetail(subpath, fileMetaData, longFormat);
            } else {
                // 
                // skip this record - meaning count it, and request only minimal details, do not store it
                // 
                dirMetaDataPathDetail = convertFileMetaDataToTMetaDataPathDetail(subpath, fileMetaData, false);
            }
        }
        if (!getContainerRequest().shouldSkipThisRecord()) {
            metadataPathDetailList.add(dirMetaDataPathDetail);
            try {
                if (!getContainerRequest().increaseResultsNumAndContinue()) {
                    break;
                }
            } catch (SRMTooManyResultsException e) {
                metaDataPathDetail.setStatus(new TReturnStatus(TStatusCode.SRM_FAILURE, e.getMessage()));
                break;
            }
        }
        // 
        // increment global entries counter
        // 
        getContainerRequest().incrementGlobalEntryCounter();
        if (md.isDirectory) {
            try {
                getRecursiveMetaDataPathDetail(dirMetaDataPathDetail, md, depth + 1, offset, count, recursionDepth, longFormat);
            } catch (SRMException e) {
                String msg = e.getMessage();
                if (e instanceof SRMAuthorizationException) {
                    dirMetaDataPathDetail.setStatus(new TReturnStatus(TStatusCode.SRM_AUTHORIZATION_FAILURE, msg));
                } else if (e instanceof SRMInvalidPathException) {
                    dirMetaDataPathDetail.setStatus(new TReturnStatus(TStatusCode.SRM_INVALID_PATH, msg));
                } else {
                    dirMetaDataPathDetail.setStatus(new TReturnStatus(TStatusCode.SRM_FAILURE, msg));
                }
            }
        }
    }
    metaDataPathDetail.setArrayOfSubPaths(new ArrayOfTMetaDataPathDetail(metadataPathDetailList.toArray(TMetaDataPathDetail[]::new)));
}

Example 2 with SRMException

use of org.dcache.srm.SRMException in project dcache by dCache.

the class PutRequest method abort.

/**
 * this callbacks are given to storage.prepareToPut storage.prepareToPut calls methods of
 * callbacks to indicate progress
 */
@Override
public TReturnStatus abort(String reason) {
    wlock();
    try {
        /* [ SRM 2.2, 5.11.2 ]
             *
             * a) srmAbortRequest terminates all files in the request regardless of the file
             *    state. Remove files from the queue, and release cached files if a limited
             *    lifetime is associated with the file.
             * c) Abort must be allowed to all requests with requestToken.
             * f) When aborting srmPrepareToPut request before srmPutDone and before the file
             *    transfer, the SURL must not exist as the result of the successful abort on
             *    the SURL. Any srmRm request on the SURL must fail.
             * g) When aborting srmPrepareToPut request before srmPutDone and after the file
             *    transfer, the SURL may exist, and a srmRm request on the SURL may remove
             *    the requested SURL.
             * h) When aborting srmPrepareToPut request after srmPutDone, it must be failed
             *    for those files. An explicit srmRm is required to remove those successfully
             *   completed files for srmPrepareToPut.
             * i) When duplicate abort request is issued on the same request, SRM_SUCCESS
             *    may be returned to all duplicate abort requests and no operations on
             *    duplicate abort requests are performed.
             */
        boolean hasSuccess = false;
        boolean hasFailure = false;
        boolean hasCompleted = false;
        updateStatus();
        State state = getState();
        if (!state.isFinal()) {
            for (PutFileRequest file : getFileRequests()) {
                try {
                    file.abort(reason);
                    hasSuccess = true;
                } catch (SRMException e) {
                    hasFailure = true;
                } catch (IllegalStateTransition e) {
                    if (e.getFromState() == State.DONE) {
                        hasCompleted = true;
                    }
                    hasFailure = true;
                }
            }
            try {
                setStateAndStatusCode(State.CANCELED, "Request aborted", TStatusCode.SRM_ABORTED);
            } catch (IllegalStateTransition e) {
                hasFailure = true;
            }
        } else if (state == State.DONE) {
            return new TReturnStatus(TStatusCode.SRM_FAILURE, "Put request completed successfully and cannot be aborted");
        }
        TReturnStatus returnStatus = getSummaryReturnStatus(hasFailure, hasSuccess);
        if (hasCompleted) {
            returnStatus = new TReturnStatus(returnStatus.getStatusCode(), "Some SURLs have completed successfully and cannot be aborted");
        }
        return returnStatus;
    } finally {
        wunlock();
    }
}

Example 3 with SRMException

use of org.dcache.srm.SRMException in project dcache by dCache.

the class SrmHandler method handleRequest.

public Object handleRequest(String requestName, Object request) throws RemoteException {
    long startTimeStamp = System.currentTimeMillis();
    // requestName values all start "srm".  This is redundant, so may
    // be removed when creating the session id.  The initial character is
    // converted to lowercase, so "srmPrepareToPut" becomes "prepareToPut".
    String session = "srm2:" + Character.toLowerCase(requestName.charAt(3)) + requestName.substring(4);
    try (JDC ignored = JDC.createSession(session)) {
        for (RequestLogger logger : loggers) {
            logger.request(requestName, request);
        }
        Subject user = Subject.getSubject(AccessController.getContext());
        Object response;
        if (requestName.equals("srmPing")) {
            // Ping is special as it isn't authenticated and unable to return a failure
            response = new SrmPingResponse("v2.2", pingExtraInfo);
        } else {
            try {
                response = dispatch(user, requestName, request);
            } catch (SRMInternalErrorException e) {
                LOGGER.error(e.getMessage());
                response = getFailedResponse(requestName, e.getStatusCode(), "Authentication failed (server log contains additional information).");
            } catch (SRMAuthorizationException e) {
                LOGGER.info(e.getMessage());
                response = getFailedResponse(requestName, e.getStatusCode(), "Permission denied.");
            } catch (SRMAuthenticationException e) {
                LOGGER.warn(e.getMessage());
                response = getFailedResponse(requestName, e.getStatusCode(), "Authentication failed (server log contains additional information).");
            } catch (SRMException e) {
                response = getFailedResponse(requestName, e.getStatusCode(), e.getMessage());
            } catch (PermissionDeniedCacheException e) {
                response = getFailedResponse(requestName, TStatusCode.SRM_AUTHORIZATION_FAILURE, e.getMessage());
            } catch (CacheException e) {
                response = getFailedResponse(requestName, TStatusCode.SRM_INTERNAL_ERROR, e.getMessage());
            } catch (InterruptedException e) {
                response = getFailedResponse(requestName, TStatusCode.SRM_FATAL_INTERNAL_ERROR, "Server shutdown.");
            } catch (NoRouteToCellException e) {
                LOGGER.error(e.getMessage());
                response = getFailedResponse(requestName, TStatusCode.SRM_INTERNAL_ERROR, "SRM backend serving this request is currently offline.");
            }
        }
        long time = System.currentTimeMillis() - startTimeStamp;
        for (RequestLogger logger : loggers) {
            logger.response(requestName, request, response, user, time);
        }
        return response;
    }
}

Example 4 with SRMException

use of org.dcache.srm.SRMException in project dcache by dCache.

the class SrmHandler method dispatch.

private Object dispatch(Subject subject, String requestName, Object request) throws CacheException, InterruptedException, SRMException, NoRouteToCellException {
    X509Credential credential = Axis.getDelegatedCredential().orElse(null);
    String remoteIP = Axis.getRemoteAddress();
    String remoteHost = isClientDNSLookup ? InetAddresses.forUriString(remoteIP).getCanonicalHostName() : remoteIP;
    Set<LoginAttribute> loginAttributes = AuthenticationHandler.getLoginAttributes(Axis.getHttpServletRequest());
    Function<Object, SrmRequest> toMessage = req -> new SrmRequest(subject, loginAttributes, credential, remoteHost, requestName, req);
    try {
        switch(requestName) {
            case "srmGetRequestTokens":
                return dispatch((SrmGetRequestTokensRequest) request, toMessage);
            case "srmGetRequestSummary":
                return dispatch((SrmGetRequestSummaryRequest) request, toMessage);
            case "srmReleaseFiles":
                return dispatch((SrmReleaseFilesRequest) request, toMessage);
            case "srmExtendFileLifeTime":
                // special processing.
                return dispatch(request, toMessage);
            default:
                return dispatch(request, toMessage);
        }
    } catch (ExecutionException e) {
        Throwables.propagateIfInstanceOf(e.getCause(), SRMException.class);
        Throwables.propagateIfInstanceOf(e.getCause(), CacheException.class);
        Throwables.propagateIfInstanceOf(e.getCause(), NoRouteToCellException.class);
        Throwables.throwIfUnchecked(e);
        throw new RuntimeException(e);
    }
}

Example 5 with SRMException

use of org.dcache.srm.SRMException in project dcache by dCache.

the class PinCompanion method fail.

private void fail(int rc, String error) {
    switch(rc) {
        case FILE_NOT_FOUND:
            setException(new SRMInvalidPathException("No such file."));
            break;
        case FILE_NOT_IN_REPOSITORY:
            _log.warn("Pinning failed for {} ({})", _path, error);
            setException(new SRMFileUnvailableException(error));
            break;
        case PERMISSION_DENIED:
            _log.warn("Pinning failed for {} ({})", _path, error);
            setException(new SRMAuthorizationException(error));
            break;
        case TIMEOUT:
            _log.info("Pinning failed: {}", error);
            setException(new SRMInternalErrorException("Pin operation timed out"));
            break;
        default:
            _log.error("Pinning failed for {} [rc={},msg={}].", _path, rc, error);
            String reason = String.format("Failed to pin file [rc=%d,msg=%s].", rc, error);
            setException(new SRMException(reason));
            break;
    }
    _state = new FailedState();
}