63 lines
2.1 KiB
Java
63 lines
2.1 KiB
Java
/*
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* Copyright 2020 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.springframework.security.crypto.key;
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import javax.crypto.SecretKey;
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import java.security.KeyPair;
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import java.util.Collections;
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import java.util.HashSet;
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import java.util.Map;
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import java.util.Set;
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import java.util.stream.Collectors;
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import java.util.stream.Stream;
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import static org.springframework.security.crypto.key.KeyGeneratorUtils.generateRsaKey;
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import static org.springframework.security.crypto.key.KeyGeneratorUtils.generateSecretKey;
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/**
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* An implementation of a {@link CryptoKeySource} that generates the {@link CryptoKey}'s when constructed.
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*
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* <p>
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* <b>NOTE:</b> This implementation should ONLY be used during development/testing.
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*
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* @author Joe Grandja
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* @since 0.1.0
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* @see CryptoKeySource
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*/
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public final class StaticKeyGeneratingCryptoKeySource implements CryptoKeySource {
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private final Map<String, CryptoKey<?>> keys;
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public StaticKeyGeneratingCryptoKeySource() {
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this.keys = Collections.unmodifiableMap(generateKeys());
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}
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@Override
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public Set<CryptoKey<?>> getKeys() {
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return new HashSet<>(this.keys.values());
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}
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private static Map<String, CryptoKey<?>> generateKeys() {
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KeyPair rsaKeyPair = generateRsaKey();
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AsymmetricKey asymmetricKey = CryptoKey.asymmetric(rsaKeyPair.getPrivate(), rsaKeyPair.getPublic()).build();
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SecretKey hmacKey = generateSecretKey();
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SymmetricKey symmetricKey = CryptoKey.symmetric(hmacKey).build();
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return Stream.of(asymmetricKey, symmetricKey)
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.collect(Collectors.toMap(CryptoKey::getId, v -> v));
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}
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}
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