Examples with Result org.graylog2.plugin.inputs.Extractor.Result used on opensource projects

Example 41 with Result

use of org.graylog2.plugin.inputs.Extractor.Result in project graylog2-server by Graylog2.

the class ExtractorTest method testCursorStrategyCutIfBeginAndEndIndexAreDisabled.

@Test
public void testCursorStrategyCutIfBeginAndEndIndexAreDisabled() throws Exception {
    final TestExtractor extractor = new TestExtractor.Builder().cursorStrategy(CUT).sourceField("msg").callback(new Callable<Result[]>() {

        @Override
        public Result[] call() throws Exception {
            return new Result[] { new Result("the", -1, -1) };
        }
    }).build();
    final Message msg = createMessage("message");
    msg.addField("msg", "the hello");
    extractor.runExtractor(msg);
    // If the begin and end index is -1, the source field should not be modified.
    assertThat(msg.getField("msg")).isEqualTo("the hello");
}

Example 42 with Result

use of org.graylog2.plugin.inputs.Extractor.Result in project graylog2-server by Graylog2.

the class ExtractorTest method testWithOneTargetValueResult.

@Test
public void testWithOneTargetValueResult() throws Exception {
    final TestExtractor extractor = new TestExtractor.Builder().callback(new Callable<Result[]>() {

        @Override
        public Result[] call() throws Exception {
            return new Result[] { new Result("hello", "world", -1, -1) };
        }
    }).build();
    final Message msg = createMessage("the hello");
    extractor.runExtractor(msg);
    assertThat(msg.hasField("target")).isFalse();
    assertThat(msg.getField("world")).isEqualTo("hello");
}

Example 43 with Result

use of org.graylog2.plugin.inputs.Extractor.Result in project graylog2-server by Graylog2.

the class ExtractorTest method testConvertersThatReturnNullValue.

@Test
public void testConvertersThatReturnNullValue() throws Exception {
    final Converter converter = new TestConverter.Builder().callback(new Function<Object, Object>() {

        @Nullable
        @Override
        public Object apply(Object input) {
            return null;
        }
    }).build();
    final TestExtractor extractor = new TestExtractor.Builder().converters(Lists.newArrayList(converter)).callback(new Callable<Result[]>() {

        @Override
        public Result[] call() throws Exception {
            return new Result[] { new Result("1", -1, -1) };
        }
    }).build();
    final Message msg = createMessage("message");
    extractor.runExtractor(msg);
    assertThat(msg.getField("target")).isNull();
}

Example 44 with Result

use of org.graylog2.plugin.inputs.Extractor.Result in project graylog2-server by Graylog2.

the class FieldContentValueAlertCondition method runCheck.

@Override
public CheckResult runCheck() {
    String filter = "streams:" + stream.getId();
    String query = field + ":\"" + value + "\"";
    Integer backlogSize = getBacklog();
    boolean backlogEnabled = false;
    int searchLimit = 1;
    if (backlogSize != null && backlogSize > 0) {
        backlogEnabled = true;
        searchLimit = backlogSize;
    }
    try {
        SearchResult result = searches.search(query, filter, RelativeRange.create(configuration.getAlertCheckInterval()), searchLimit, 0, new Sorting("timestamp", Sorting.Direction.DESC));
        final List<MessageSummary> summaries;
        if (backlogEnabled) {
            summaries = Lists.newArrayListWithCapacity(result.getResults().size());
            for (ResultMessage resultMessage : result.getResults()) {
                final Message msg = resultMessage.getMessage();
                summaries.add(new MessageSummary(resultMessage.getIndex(), msg));
            }
        } else {
            summaries = Collections.emptyList();
        }
        final long count = result.getTotalResults();
        final String resultDescription = "Stream received messages matching <" + query + "> " + "(Current grace time: " + grace + " minutes)";
        if (count > 0) {
            LOG.debug("Alert check <{}> found [{}] messages.", id, count);
            return new CheckResult(true, this, resultDescription, Tools.nowUTC(), summaries);
        } else {
            LOG.debug("Alert check <{}> returned no results.", id);
            return new NegativeCheckResult();
        }
    } catch (InvalidRangeParametersException e) {
        // cannot happen lol
        LOG.error("Invalid timerange.", e);
        return null;
    } catch (InvalidRangeFormatException e) {
        // lol same here
        LOG.error("Invalid timerange format.", e);
        return null;
    }
}

Example 45 with Result

use of org.graylog2.plugin.inputs.Extractor.Result in project graylog2-server by Graylog2.

the class FieldValueAlertCondition method runCheck.

@Override
public CheckResult runCheck() {
    try {
        final String filter = "streams:" + stream.getId();
        // TODO we don't support cardinality yet
        final FieldStatsResult fieldStatsResult = searches.fieldStats(field, "*", filter, RelativeRange.create(time * 60), false, true, false);
        if (fieldStatsResult.getCount() == 0) {
            LOG.debug("Alert check <{}> did not match any messages. Returning not triggered.", type);
            return new NegativeCheckResult();
        }
        final double result;
        switch(type) {
            case MEAN:
                result = fieldStatsResult.getMean();
                break;
            case MIN:
                result = fieldStatsResult.getMin();
                break;
            case MAX:
                result = fieldStatsResult.getMax();
                break;
            case SUM:
                result = fieldStatsResult.getSum();
                break;
            case STDDEV:
                result = fieldStatsResult.getStdDeviation();
                break;
            default:
                LOG.error("No such field value check type: [{}]. Returning not triggered.", type);
                return new NegativeCheckResult();
        }
        LOG.debug("Alert check <{}> result: [{}]", id, result);
        if (Double.isInfinite(result)) {
            // This happens when there are no ES results/docs.
            LOG.debug("Infinite value. Returning not triggered.");
            return new NegativeCheckResult();
        }
        final boolean triggered;
        switch(thresholdType) {
            case HIGHER:
                triggered = result > threshold.doubleValue();
                break;
            case LOWER:
                triggered = result < threshold.doubleValue();
                break;
            default:
                triggered = false;
        }
        if (triggered) {
            final String resultDescription = "Field " + field + " had a " + type + " of " + decimalFormat.format(result) + " in the last " + time + " minutes with trigger condition " + thresholdType + " than " + decimalFormat.format(threshold) + ". " + "(Current grace time: " + grace + " minutes)";
            final List<MessageSummary> summaries;
            if (getBacklog() > 0) {
                final List<ResultMessage> searchResult = fieldStatsResult.getSearchHits();
                summaries = Lists.newArrayListWithCapacity(searchResult.size());
                for (ResultMessage resultMessage : searchResult) {
                    final Message msg = resultMessage.getMessage();
                    summaries.add(new MessageSummary(resultMessage.getIndex(), msg));
                }
            } else {
                summaries = Collections.emptyList();
            }
            return new CheckResult(true, this, resultDescription, Tools.nowUTC(), summaries);
        } else {
            return new NegativeCheckResult();
        }
    } catch (InvalidRangeParametersException e) {
        // cannot happen lol
        LOG.error("Invalid timerange.", e);
        return null;
    } catch (InvalidRangeFormatException e) {
        // lol same here
        LOG.error("Invalid timerange format.", e);
        return null;
    } catch (Searches.FieldTypeException e) {
        LOG.debug("Field [{}] seems not to have a numerical type or doesn't even exist at all. Returning not triggered.", field, e);
        return new NegativeCheckResult();
    }
}