Examples with LabelDescriptor com.google.api.services.monitoring.v3.model.LabelDescriptor used on opensource projects

Example 1 with LabelDescriptor

use of com.google.api.services.monitoring.v3.model.LabelDescriptor in project kork by spinnaker.

the class MetricDescriptorCache method addLabel.

/**
 * Hack another label into an existing Stackdriver Custom Metric Descriptor.
 *
 * <p>This may lose historic time series data. It returns the new descriptor (result from create)
 * only for testing purposes.
 */
public MetricDescriptor addLabel(String descriptorType, String newLabel) {
    String descriptorName = projectResourceName + "/metricDescriptors/" + descriptorType;
    MetricDescriptor descriptor;
    log.info("Adding label '{}' to stackdriver descriptor '{}'. This may lose existing metric data", newLabel, descriptorName);
    try {
        descriptor = service.projects().metricDescriptors().get(descriptorName).execute();
    } catch (IOException ioex) {
        log.error("Could not fetch descriptor " + descriptorType + ": " + ioex);
        return null;
    }
    List<LabelDescriptor> labels = descriptor.getLabels();
    if (labels == null) {
        labels = new ArrayList<LabelDescriptor>();
        descriptor.setLabels(labels);
    }
    for (LabelDescriptor labelDescriptor : descriptor.getLabels()) {
        if (labelDescriptor.getKey().equals(newLabel)) {
            log.info("{} already added to descriptor", newLabel);
            return descriptor;
        }
    }
    LabelDescriptor labelDescriptor = new LabelDescriptor();
    labelDescriptor.setKey(newLabel);
    labelDescriptor.setValueType("STRING");
    descriptor.getLabels().add(labelDescriptor);
    /* Catch but ignore errors. Assume there is another process making mods too.
     * We may overwrite theirs, but they'll just have to make them again later.
     */
    try {
        log.info("Deleting existing stackdriver descriptor {}", descriptorName);
        service.projects().metricDescriptors().delete(descriptorName).execute();
    } catch (IOException ioex) {
        log.info("Ignoring error " + ioex);
    }
    try {
        log.info("Adding new descriptor for {}", descriptorName);
        return service.projects().metricDescriptors().create(projectResourceName, descriptor).execute();
    } catch (IOException ioex) {
        log.error("Failed to update the descriptor definition: " + ioex);
        return null;
    }
}