/
CommonTlsContextUtil.java
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/
CommonTlsContextUtil.java
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/*
* Copyright 2019 The gRPC Authors
*
* 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
*
* http://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 io.grpc.xds.internal.sds;
import io.envoyproxy.envoy.extensions.transport_sockets.tls.v3.CertificateProviderPluginInstance;
import io.envoyproxy.envoy.extensions.transport_sockets.tls.v3.CommonTlsContext;
import io.envoyproxy.envoy.extensions.transport_sockets.tls.v3.CommonTlsContext.CombinedCertificateValidationContext;
/** Class for utility functions for {@link CommonTlsContext}. */
public final class CommonTlsContextUtil {
private CommonTlsContextUtil() {}
static boolean hasCertProviderInstance(CommonTlsContext commonTlsContext) {
if (commonTlsContext == null) {
return false;
}
return hasIdentityCertificateProviderInstance(commonTlsContext)
|| hasCertProviderValidationContext(commonTlsContext);
}
private static boolean hasCertProviderValidationContext(CommonTlsContext commonTlsContext) {
if (commonTlsContext.hasCombinedValidationContext()) {
CombinedCertificateValidationContext combinedCertificateValidationContext =
commonTlsContext.getCombinedValidationContext();
return combinedCertificateValidationContext.hasValidationContextCertificateProviderInstance();
}
return hasValidationProviderInstance(commonTlsContext);
}
private static boolean hasIdentityCertificateProviderInstance(CommonTlsContext commonTlsContext) {
return commonTlsContext.hasTlsCertificateProviderInstance()
|| commonTlsContext.hasTlsCertificateCertificateProviderInstance();
}
private static boolean hasValidationProviderInstance(CommonTlsContext commonTlsContext) {
if (commonTlsContext.hasValidationContext() && commonTlsContext.getValidationContext()
.hasCaCertificateProviderInstance()) {
return true;
}
return commonTlsContext.hasValidationContextCertificateProviderInstance();
}
/**
* Converts {@link CertificateProviderPluginInstance} to
* {@link CommonTlsContext.CertificateProviderInstance}.
*/
public static CommonTlsContext.CertificateProviderInstance convert(
CertificateProviderPluginInstance pluginInstance) {
return CommonTlsContext.CertificateProviderInstance.newBuilder()
.setInstanceName(pluginInstance.getInstanceName())
.setCertificateName(pluginInstance.getCertificateName()).build();
}
}