com.yahoo.security.tls.TransportSecurityUtils Maven / Gradle / Ivy
// Copyright 2018 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.security.tls;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.Optional;
/**
* Utility class for retrieving {@link TransportSecurityOptions} from the system.
*
* @author bjorncs
*/
public class TransportSecurityUtils {
public static final String CONFIG_FILE_ENVIRONMENT_VARIABLE = "VESPA_TLS_CONFIG_FILE";
public static final String INSECURE_MIXED_MODE_ENVIRONMENT_VARIABLE = "VESPA_TLS_INSECURE_MIXED_MODE";
public static final String INSECURE_AUTHORIZATION_MODE_ENVIRONMENT_VARIABLE = "VESPA_TLS_INSECURE_AUTHORIZATION_MODE";
private TransportSecurityUtils() {}
public static boolean isTransportSecurityEnabled() {
return getConfigFile().isPresent();
}
public static MixedMode getInsecureMixedMode() {
return getEnvironmentVariable(INSECURE_MIXED_MODE_ENVIRONMENT_VARIABLE)
.map(MixedMode::fromConfigValue)
.orElse(MixedMode.defaultValue());
}
public static AuthorizationMode getInsecureAuthorizationMode() {
return getEnvironmentVariable(INSECURE_AUTHORIZATION_MODE_ENVIRONMENT_VARIABLE)
.map(AuthorizationMode::fromConfigValue)
.orElse(AuthorizationMode.defaultValue());
}
public static Optional getConfigFile() {
return getEnvironmentVariable(CONFIG_FILE_ENVIRONMENT_VARIABLE).map(Paths::get);
}
public static Optional getOptions() {
return getConfigFile()
.map(TransportSecurityOptions::fromJsonFile);
}
public static Optional createTlsContext() {
return getConfigFile()
.map(configFile -> new ReloadingTlsContext(configFile, getInsecureAuthorizationMode()));
}
private static Optional getEnvironmentVariable(String environmentVariable) {
return Optional.ofNullable(System.getenv(environmentVariable))
.filter(var -> !var.isEmpty());
}
}