/
ConsumerEnvironmentUtils.java
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/
ConsumerEnvironmentUtils.java
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/*
* Copyright 2024 Google LLC
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.google.cloud.bigtable.stats;
import com.google.common.annotations.VisibleForTesting;
import io.opencensus.contrib.resource.util.CloudResource;
import io.opencensus.contrib.resource.util.ContainerResource;
import io.opencensus.contrib.resource.util.HostResource;
import io.opencensus.contrib.resource.util.ResourceUtils;
import io.opencensus.resource.Resource;
import java.util.Objects;
/** A class for extracting details about consumer environments (GCE and GKE) for metrics. */
class ConsumerEnvironmentUtils {
private static ResourceUtilsWrapper resourceUtilsWrapper = new ResourceUtilsWrapper();
@VisibleForTesting
public static void setResourceUtilsWrapper(ResourceUtilsWrapper newResourceUtilsWrapper) {
resourceUtilsWrapper = newResourceUtilsWrapper;
}
public static boolean isEnvGce() {
Resource resource = resourceUtilsWrapper.detectResource();
return Objects.equals(resource.getType(), HostResource.TYPE)
&& Objects.equals(
resource.getLabels().get(CloudResource.PROVIDER_KEY), CloudResource.PROVIDER_GCP);
}
public static boolean isEnvGke() {
Resource resource = resourceUtilsWrapper.detectResource();
return Objects.equals(resource.getType(), ContainerResource.TYPE)
&& Objects.equals(
resource.getLabels().get(CloudResource.PROVIDER_KEY), CloudResource.PROVIDER_GCP);
}
// We wrap the static ResourceUtils.detectResource() method in a non-static method for mocking.
@VisibleForTesting
public static class ResourceUtilsWrapper {
public Resource detectResource() {
return ResourceUtils.detectResource();
}
}
}